1 2009-04-17 Diego Novillo <dnovillo@google.com>
3 * except.c (debug_eh_tree): New.
4 (struct eh_region, struct eh_status): Move ...
6 (add_type_for_runtime): Declare extern.
7 (lookup_type_for_runtime): Likewise.
8 (debug_eh_tree): Declare.
9 * Makefile.in (GTFILES): List except.h before except.c
11 2009-04-17 Diego Novillo <dnovillo@google.com>
13 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
15 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17 (find_vars_r): ... here.
18 * tree-flow.h (find_referenced_vars_in): Declare.
19 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20 that AVAIL_OUT exists for BLOCK.
21 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23 (tree-parloops.o): Likewise.
25 2009-04-17 Simon Baldwin <simonb@google.com>
27 * toplev.c (default_tree_printer): Add handling for %E format.
29 2009-04-17 Diego Novillo <dnovillo@google.com>
31 * tree-pretty-print.c (dump_generic_node): Add break
32 after TREE_BINFO handler.
33 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
34 Handle NULL TREE_TYPEs.
35 Handle METHOD_TYPE and FUNCTION_TYPE together.
36 Call print_struct_decl when printing structures and
37 TDF_SLIM is not given.
38 (print_struct_decl): Fix logic for detecting recursion.
40 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
43 * gcc.c (create_at_file): New.
44 (compile_input_file_p): New.
45 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
46 * main.c (main): Update call to toplev_main.
47 * toplev.c (toplev_main): Change signature. Call expandargv.
48 * toplev.h (toplev_main): Change signature.
50 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
52 * dwarf2out.c (field_byte_offset): Use the type size as the field size
53 if the latter is not constant.
55 2009-04-17 David Edelsohn <edelsohn@gnu.org>
57 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
59 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
61 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
62 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
64 2009-04-17 Richard Guenther <rguenther@suse.de>
66 * tree-ssa-structalias.c (get_constraint_for_component_ref):
67 Handle component references view-converting an invariant address.
69 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
71 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
72 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
73 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
74 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
75 Use @deftypevr rather than @deftypevar.
77 2009-04-17 Richard Guenther <rguenther@suse.de>
79 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
81 (get_prop_source_stmt): Likewise.
82 (can_propagate_from): Likewise.
84 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
86 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
87 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
88 (--with-multilib-list): Add default value.
89 * configure: Regenerate.
90 * Makefile.in (TM_ENDIAN_CONFIG): Define.
91 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
92 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
93 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
94 Don't add default cpu to multilib list unnecessarily, but do enable
95 the relevant compiler option..
96 Add support for --with-multilib-list=<blank> and
97 --with-multilib-list=!<somelib> to supress unwanted multilibs.
98 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
99 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
100 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
102 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
103 (MULTILIB_OSDIRNAMES): New variable.
104 * config/sh/t-1e: Delete file.
105 * config/sh/t-mlib-sh1: Delete file.
106 * config/sh/t-mlib-sh2: Delete file.
107 * config/sh/t-mlib-sh2a: Delete file.
108 * config/sh/t-mlib-sh2a-nofpu: Delete file.
109 * config/sh/t-mlib-sh2a-single: Delete file.
110 * config/sh/t-mlib-sh2a-single-only: Delete file.
111 * config/sh/t-mlib-sh2e: Delete file.
112 * config/sh/t-mlib-sh3e: Delete file.
113 * config/sh/t-mlib-sh4: Delete file.
114 * config/sh/t-mlib-sh4-nofpu: Delete file.
115 * config/sh/t-mlib-sh4-single: Delete file.
116 * config/sh/t-mlib-sh4-single-only: Delete file.
117 * config/sh/t-mlib-sh4a: Delete file.
118 * config/sh/t-mlib-sh4a-nofpu: Delete file.
119 * config/sh/t-mlib-sh4a-single: Delete file.
120 * config/sh/t-mlib-sh4a-single-only: Delete file.
121 * config/sh/t-mlib-sh4al: Delete file.
122 * config/sh/t-mlib-sh5-32media: Delete file.
123 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
124 * config/sh/t-mlib-sh5-64media: Delete file.
125 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
126 * config/sh/t-mlib-sh5-compact: Delete file.
127 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
128 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
129 * doc/install.texi (Options specification): Add
130 --with-multilib-list and --with-endian.
132 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
134 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
136 (OBJS-common): Add plugin-version.o.
137 (plugin-version.o): New.
138 * gcc-plugin.h (plugin_gcc_version): New.
139 (plugin_default_version_check): New.
140 (plugin_init_func, plugin_init): Add version argument.
141 * plugin-version.c: New.
142 * plugin.c (str_plugin_gcc_version_name): New.
143 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
144 pass it to the init function.
145 (plugin_default_version_check): New.
147 2009-04-17 Richard Guenther <rguenther@suse.de>
149 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
150 for decl-vs-decl disambiguation.
152 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
154 * config/s390/s390.h (s390_tune_attr): New macro definition.
155 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
157 2009-04-17 Richard Guenther <rguenther@suse.de>
159 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
160 (fold_stmt_r): Likewise.
161 (maybe_fold_reference): New function.
162 (fold_gimple_assign): Handle cases fold_stmt_r did.
163 (fold_stmt): Do not use fold_stmt_r.
164 (fold_stmt_inplace): Likewise.
166 2009-04-17 Richard Guenther <rguenther@suse.de>
168 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
169 (record_equivalences_from_stmt): Remove useless checks and
171 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
172 the type is already suitable.
174 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
176 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
178 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
180 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
181 (CMPtype): Define as __gcc_CMPtype.
183 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
185 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
186 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
188 2009-04-17 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/39746
191 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
192 special-casing for builtins and static variable use/def.
193 (call_may_clobber_ref_p_1): Likewise.
195 2009-04-16 Ian Lance Taylor <iant@google.com>
197 * df.h: Include "timevar.h".
198 (struct df_problem): Change tv_id field to timevar_id_t.
199 * tree-pass.h: Include "timevar.h".
200 (struct opt_pass): Change tv_id field to timevar_id_t.
201 * timevar.h (timevar_id_t): Define TV_NONE.
202 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
203 TV_NONE rather than tv_id != 0.
204 (execute_one_pass): Likewise.
205 * Makefile.in (DF_H): Add $(TIMEVAR_H).
206 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
207 dependencies to $(TREE_PASS_H).
208 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
210 (pass_branch_target_load_optimize2): Likewise.
211 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
212 (pass_outof_cfg_layout_mode): Likewise.
213 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
214 (pass_rebuild_cgraph_edges): Likewise.
215 (pass_remove_cgraph_callee_edges): Likewise.
216 * df-core.c (pass_df_initialize_opt): Likewise.
217 (pass_df_initialize_no_opt): Likewise.
218 (pass_df_finish): Likewise.
219 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
220 * except.c (pass_set_nothrow_function_flags): Likewise.
221 (pass_convert_to_eh_region_ranges): Likewise.
222 * final.c (pass_compute_alignments): Likewise.
223 * function.c (pass_instantiate_virtual_regs): Likewise.
224 (pass_init_function): Likewise.
225 (pass_leaf_regs): Likewise.
226 (pass_match_asm_constraints): Likewise.
227 * gimple-low.c (pass_lower_cf): Likewise.
228 (pass_mark_used_blocks): Likewise.
229 * init-regs.c (pass_initialize_regs): Likewise.
230 * integrate.c (pass_initial_value_sets): Likewise.
231 * ira.c (pass_ira): Likewise.
232 * jump.c (pass_cleanup_barriers): Likewise.
233 * omp-low.c (pass_expand_omp): Likewise.
234 (pass_lower_omp): Likewise.
235 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
236 * recog.c (pass_split_all_insns): Likewise.
237 (pass_split_after_reload): Likewise.
238 (pass_split_before_regstack): Likewise.
239 (pass_split_before_sched2): Likewise.
240 (pass_split_for_shorten_branches): Likewise.
241 * reginfo.c (pass_reginfo_init): Likewise.
242 (pass_subregs_of_mode_init): Likewise.
243 (pass_subregs_of_mode_finish): Likewise.
244 * passes.c (pass_postreload): Likewise.
245 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
246 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
247 (pass_warn_function_return): Likewise.
248 (pass_warn_function_noreturn): Likewise.
249 * tree-complex.c (pass_lower_complex): Likewise.
250 (pass_lower_complex_O0): Likewise.
251 * tree-if-conv.c (pass_if_conversion): Likewise.
252 * tree-into-ssa.c (pass_build_ssa): Likewise.
253 * tree-mudflap.c (pass_mudflap_1): Likewise.
254 (pass_mudflap_2): Likewise.
255 * tree-nomudflap.c (pass_mudflap_1): Likewise.
256 (pass_mudflap_2): Likewise.
257 * tree-nrv.c (pass_return_slot): Likewise.
258 * tree-object-size.c (pass_object_sizes): Likewise.
259 * tree-optimize.c (pass_all_optimizations): Likewise.
260 (pass_early_local_passes): Likewise.
261 (pass_all_early_optimizations): Likewise.
262 (pass_cleanup_cfg): Likewise.
263 (pass_cleanup_cfg_post_optimizing): Likewise.
264 (pass_free_datastructures): Likewise.
265 (pass_free_cfg_annotations): Likewise.
266 (pass_fixup_cfg): Likewise.
267 (pass_init_datastructures): Likewise.
268 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
269 (pass_late_warn_uninitialized): Likewise.
270 (pass_update_address_taken): Likewise.
271 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
272 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
273 (pass_cse_sincos): Likewise.
274 (pass_convert_to_rsqrt): Likewise.
275 * tree-ssa-structalias.c (pass_build_alias): Likewise.
276 * tree-stdarg.c (pass_stdarg): Likewise.
277 * tree-tailcall.c (pass_tail_recursion): Likewise.
278 (pass_tail_calls): Likewise.
279 * tree-vect-generic.c (pass_lower_vector): Likewise.
280 (pass_lower_vector_ssa): Likewise.
281 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
283 2009-04-16 Joseph Myers <joseph@codesourcery.com>
285 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
287 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
289 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
292 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
295 * config/sh/predicates.md (arith_operand): Check if the operand
296 of TRUNCATE is a REG.
298 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
300 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
301 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
303 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
305 * tree-iterator.c (tsi_split_statement_list_after,
306 tsi_split_statement_list_before): Remove.
307 * tree-iterator.h: Remove the prototypes for
308 tsi_split_statement_list_after and tsi_split_statement_list_before.
310 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
312 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
313 * tree-ssa-propagate.h: Remove the prototype for
314 stmt_makes_single_load.
316 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
318 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
319 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
321 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
323 * tree-iterator.c (EXPR_LAST_BODY): Remove.
325 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
327 * except.c (eh_region_outer_p): Remove.
328 * except.h: Remove the prototype for eh_region_outer_p.
330 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
332 * function.c (current_function_assembler_name): Remove.
333 * function.h: Remove the prototype for
334 current_function_assembler_name.
336 2009-04-16 Ian Lance Taylor <iant@google.com>
338 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
339 (add_reg_note): Call alloc_reg_note.
340 * rtl.h (alloc_reg_note): Declare.
341 * combine.c (try_combine): Use alloc_reg_note.
342 (recog_for_combine, move_deaths): Likewise.
343 (distribute_notes): Use alloc_reg_note and add_reg_note.
344 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
345 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
346 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
348 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
350 PR rtl-optimization/39762
351 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
352 ira_may_move_out_cost): Add comments about way of their usage.
353 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
355 * ira-conflicts.c (process_regs_for_copy): Use function
356 ira_get_register_move_cost instead of global
357 ira_register_move_cost.
359 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
360 color_pass, move_spill_restore, update_curr_costs): Ditto.
362 * ira-lives.c (process_single_reg_class_operands): Ditto.
364 * ira-emit.c (emit_move_list): Ditto.
366 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
367 (record_reg_classes): Ditto. Use functions
368 ira_get_register_move_cost and ira_get_may_move_cost instead of
369 global vars ira_register_move_cost, ira_may_move_out_cost and
370 ira_may_move_in_cost.
371 (record_address_regs): Don't call ira_init_register_move_cost.
372 Use function ira_get_may_move_cost instead of global
373 ira_may_move_in_cost.
374 (process_bb_node_for_hard_reg_moves): Use function
375 ira_get_register_move_cost instead of global ira_register_move_cost.
376 (ira_costs): Don't call ira_init_register_move_cost.
378 2009-04-16 Richard Guenther <rguenther@suse.de>
380 * tree-cfg.c (verify_gimple_assign_binary):
381 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
382 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
383 (create_general_new_stmt): Note that this function is broken.
385 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
387 * common.opt (fhelp): Add Var(help_flag).
388 * gcc-plugin.h (plugin_info): Add help.
389 * plugin.c (plugin_name_args): Add help.
390 (register_plugin_info): Set plugin->help.
391 (print_help_one_plugin): New.
392 (print_plugins_help): New.
393 * plugin.h (print_plugins_help): New.
394 * toplev.c (toplev_main): Call print_plugins_help if needed.
396 2009-04-16 Richard Guenther <rguenther@suse.de>
398 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
399 (gimple_ior_addresses_taken_1): New function.
400 (gimple_ior_addresses_taken): Likewise.
401 * gimple.h (struct gimple_statement_with_ops_base): Remove
402 addresses_taken member.
403 (gimple_ior_addresses_taken): Declare.
404 (gimple_addresses_taken, gimple_addresses_taken_ptr,
405 gimple_set_addresses_taken): Remove.
406 * ipa-reference.c (mark_address): New function.
407 (scan_stmt_for_static_refs): Use it for marking addresses taken.
408 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
409 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
410 (gimple_add_to_addresses_taken): Remove.
411 (get_tmr_operands): Call mark_address_taken.
412 (get_asm_expr_operands): Likewise.
413 (get_expr_operands): Likewise.
414 (build_ssa_operands): Do not clear the addresses_taken bitmap.
415 (free_stmt_operands): Do not free it.
416 * tree-ssa.c (delete_tree_ssa): Likewise.
417 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
419 2009-04-16 Richard Guenther <rguenther@suse.de>
421 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
422 (walk_stmt_load_store_ops): Likewise.
423 * gimple.c (get_base_loadstore): New function.
424 (walk_stmt_load_store_addr_ops): Likewise.
425 (walk_stmt_load_store_ops): Likewise.
426 * ipa-pure-const.c (check_op): Simplify.
427 (check_load, check_store): New functions.
428 (check_stmt): Use walk_stmt_load_store_ops.
429 * ipa-reference.c (mark_load): Adjust signature.
430 (mark_store): Likewise.
431 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
433 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
435 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
437 * opts.c (common_handle_option): Don't call print_version.
438 * plugin.c (plugin_name_args): Add version.
439 (register_plugin_info): New.
440 (register_callback): Handle PLUGIN_INFO.
441 (try_init_one_plugin): New.
442 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
444 (finalize_one_plugin): New.
445 (finalize_plugins): New.
446 (print_one_plugin): New.
447 (print_plugins_versions): New.
448 * plugin.h (print_plugins_versions): New.
449 (finalize_plugins): New.
450 * toplev.c (compile_file): Don't call initialize_plugins.
451 (print_version): Call print_plugins_versions.
452 (toplev_main): Call initialize_plugins. Print version if needed.
453 Call finalize_plugins.
455 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
457 * common.opt (fversion): New.
458 * gcc.c (print_version): New.
459 (process_command): Don't print the version. Just set print_version.
460 (main): Print version. Call subprocesses if print_version and
461 verbose_flag are set.
462 * opts.c (common_handle_option): Handle OPT_fversion.
464 2009-04-16 Richard Guenther <rguenther@suse.de>
465 Ira Rosen <irar@il.ibm.com>
467 PR tree-optimization/39698
468 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
469 type of the reduction variable. Only generate the def if
472 * omp-low.c (expand_omp_for_generic): When converting to a pointer
473 make sure to first convert to an integer of the same precision.
474 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
475 the type of the evolution correctly in computing the new
476 induction variable base.
478 2009-04-16 Richard Guenther <rguenther@suse.de>
481 * tree-cfg.c (make_blocks): Split statements with to-be
482 abnormal SSA names on the lhs.
484 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
486 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
487 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
488 * c-typeck.c (really_start_incremental_init): Likewise.
489 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
490 (TARGET_INITIALIZER): Remove it.
491 * target.h (struct target): Remove vector_opaque_p.
492 * tree.c (build_opaque_vector_type): New.
493 * tree.h (TYPE_VECTOR_OPAQUE): New.
494 (build_opaque_vector_type): Declare.
495 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
496 * config/rs6000/rs6000.c (build_opaque_vector_type,
497 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
498 (rs6000_init_builtins): Use build_opaque_vector_type for
499 opaque_V4SI_type_node.
501 2009-04-15 Catherine Moore <clm@codesourcery.com>
503 * debug.h (set_name): Declare.
504 * dwarf2out.c (dwarf2out_set_name): Declare.
505 (dwarf2_debug_hooks): Add set_name.
506 (find_AT_string): New.
507 (add_AT_string): Call find_AT_string.
508 (dwarf2out_set_name): New.
509 * cp/decl.c (grokdeclarator): Call set_name.
510 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
511 * debug.c (do_nothing_debug_hooks): Likewise.
512 * dbxout.c (dbx_debug_hooks): Likewise.
513 * sdbout.c (sdb_debug_hooks): Likewise.
515 2009-04-15 Michael Eager <eager@eagercon.com>
517 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
518 reg for single-precision FPU.
519 * config/rs6000/rs6000.md (movsi_internal1): Only for
521 (movsi_internal1_single): New. Add pattern to move SI values to/from
522 single-precision FP regs.
524 2009-04-15 Richard Guenther <rguenther@suse.de>
526 * omp-low.c (lower_rec_input_clauses): Build correct address
528 (expand_omp_for_generic): Fix multiplication type.
529 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
530 (generate_memset_zero): Fix types.
531 * tree-profile.c (prepare_instrumented_value): Correctly
534 2009-04-15 Ian Lance Taylor <iant@google.com>
536 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
537 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
538 for -Wall and for -Wc++-compat.
539 (c_common_post_options): For C++, set warn_enum_compare if not
541 * c-tree.h (struct c_expr): Add field original_type.
542 (build_external_ref): Update declaration.
543 * c-parser.c (c_parser_braced_init): Set original_type.
544 (c_parser_initelt): Likewise.
545 (c_parser_expr_no_commas): Likewise.
546 (c_parser_conditional_expression): Likewise.
547 (c_parser_cast_expression): Likewise.
548 (c_parser_unary_expression): Likewise. Pull setting of
549 original_code to top of function.
550 (c_parser_sizeof_expression): Set original_type.
551 (c_parser_alignof_expression): Likewise.
552 (c_parser_postfix_expression): Likewise. Pull setting of
553 original_code to top of function.
554 (c_parser_postfix_expression_after_paren_type): Set original_type.
555 (c_parser_postfix_expression_after_primary): Likewise.
556 (c_parser_expression): Likewise.
557 * c-typeck.c (build_external_ref): Add type parameter. Change all
559 (c_expr_sizeof_expr): Set original_type field.
560 (parser_build_unary_op): Likewise.
561 (parser_build_binary_op): Likewise. Optionally warn about
562 comparisons of enums of different types.
563 (digest_init): Set original_type field.
564 (really_start_incremental_init): Likewise.
565 (push_init_level, pop_init_level): Likewise.
566 * doc/invoke.texi (Warning Options): -Wenum-compare now
569 2009-04-15 Richard Guenther <rguenther@suse.de>
571 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
572 out a necessary conversion.
573 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
574 names we didn't value number.
575 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
577 2009-04-15 Richard Guenther <rguenther@suse.de>
579 PR tree-optimization/39764
580 * tree-ssa-ccp.c (get_value): Canonicalize value with
581 canonicalize_float_value.
583 2009-04-15 Jan Hubicka <jh@suse.cz>
585 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
586 Wrong version of patch.
588 2009-04-15 Jan Hubicka <jh@suse.cz>
590 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
592 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
594 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
595 our distinct integral and vector types.
597 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
599 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
600 * init.c (build_vtbl_address): Remove call to assemble_external.
602 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
604 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
605 output for other floating point modes.
607 2009-04-14 Diego Novillo <dnovillo@google.com>
609 * diagnostic.c (diagnostic_report_diagnostic): Do not
610 warn about loaded plugins for DK_ERROR and DK_WARNING.
611 * c-decl.c (declspecs_add_type): Move call to
612 invoke_plugin_callbacks ...
613 * c-parser.c (c_parser_declspecs): ... here.
614 * plugin.c (dump_active_plugins): Tidy output.
616 2009-04-14 Diego Novillo <dnovillo@google.com>
617 Le-Chun Wu <lcwu@google.com>
619 * configure.ac: Add --enable-plugin support.
620 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
621 * Makefile.in (PLUGIN_H): Define.
622 Export ENABLE_PLUGIN and GMPINC to site.exp.
623 Add PLUGINLIBS to link command.
624 Add/modify dependencies for plugin.o and files including plugin.h.
626 * config.in: Regenerate.
628 * opts.c (common_handle_option): Handle OPT_fplugin_ and
631 2009-04-14 Le-Chun Wu <lcwu@google.com>
633 * tree-pass.h (register_one_dump_file): Add a prototype for
634 register_one_dump_file.
635 * toplev.c (compile_file): Call initialize_plugins.
636 (do_compile): Call invoke_plugin_callbacks.
637 (toplev_main): Call invoke_plugin_callbacks.
638 * common.opt: Add -fplugin= and -fplugin-arg-.
639 * gcc-plugin.h: New public header file for plugins to include.
640 * plugin.c: New source file.
641 * plugin.h: New internal header file.
642 * passes.c (register_one_dump_file): Make it external.
644 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
646 2009-04-14 Diego Novillo <dnovillo@google.com>
648 * doc/plugins.texi: New.
649 * doc/gccint.texi: Add reference to Plugins chapter.
650 * doc/invoke.texi: Document -fplugin and -fplugin-arg
651 * diagnostic.c (diagnostic_report_diagnostic): Warn about
652 loaded plugins, if any.
653 * timevar.def (TV_PLUGIN_INIT): Define.
654 (TV_PLUGIN_RUN): Define.
655 * plugin.c: Include timevar.h
656 (plugins_active_p): New.
657 (dump_active_plugins): New.
658 (debug_active_plugins): New.
660 2009-04-14 Joseph Myers <joseph@codesourcery.com>
662 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
664 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
666 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
668 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
669 the same as a minus without a shift.
671 2009-04-14 Nick Clifton <nickc@redhat.com>
673 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
674 comparisons with small integers will always produce a short
677 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
680 2008-12-19 Diego Novillo <dnovillo@google.com>
682 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
684 2000-04-14 Richard Guenther <rguenther@suse.de>
686 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
688 (verify_gimple_assign_binary): Likewise. Handle shifts and
690 (verify_gimple_phi): Print the mismatched argument position.
691 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
693 (vect_update_init_of_dr): Likewise.
694 * matrix-reorg.c (transform_access_sites): Do what the
696 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
698 2009-04-13 Michael Eager <eager@eagercon.com>
700 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
701 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
702 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
703 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
704 remove duplicate config
706 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
708 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
709 file_name:line_number type locator of the call site.
711 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
713 * genautomata.c: Put blank after comma.
714 (automaton_decls): New.
715 (struct unit_usage): Add comments to member next.
716 (store_alt_unit_usage): Keep the list ordered.
717 (unit_present_on_list_p, equal_alternatives_p): New.
718 (check_regexp_units_distribution): Check units distribution
719 correctness correctly.
720 (main): Don't write automata if error is found. Return correct
723 * config/m68k/cf.md (cfv4_ds): Remove.
724 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
725 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
727 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
728 power4-load-ext, power4-store, power4-store-update,
729 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
730 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
731 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
732 power4-sqrt, power4-isync): Modify reservation to make correct
733 unit distribution to automata.
735 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
736 power5-store-update, power5-two, power5-three, power5-lmul,
737 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
739 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
741 * except.c (pass_set_nothrow_function_flags): Set name and add
743 (set_nothrow_function_flags): Mention in the dump file when
744 changing a function to nothrow.
746 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
749 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
750 instead of unsigned long.
752 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
754 * config/arm/arm.c (return_used_this_function): Remove.
755 (arm_output_function_prologue): Remove use of
756 return_used_this_function.
757 (output_return_instruction): Replace use of
758 return_used_this_function
759 by cfun->machine->return_used_this_function.
760 (arm_output_epilogue): Likewise.
761 (arm_output_function_epilogue): Likewise.
762 (thumb_unexpanded_epilogue): Likewise.
763 * config/arm/arm.h (struct machine_function):
764 New member return_used_this_function.
766 2009-04-12 Mark Mitchell <mark@codesourcery.com>
768 * doc/install.texi: Correct description of default directory for
769 --with-gxx-include-dir.
771 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
773 * fold-const.c (build_range_check): Properly deal with enumeral and
776 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
778 * doc/invoke.texi (max_gcse_passes): Remove documentation.
779 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
780 * params.h (MAX_GCSE_PASSES): Remove.
781 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
782 in sequence. Remove ability to run multiple passes.
783 (bypass_jumps): Report run as third CPROP pass.
785 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
788 * except.c (can_throw_external): Look at each insn in a SEQUENCE
789 when deciding whether the whole SEQUENCE can throw.
791 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
794 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
795 offseted label references.
797 2009-04-11 Jan Hubicka <jh@suse.cz>
799 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
801 2009-04-11 Richard Guenther <rguenther@suse.de>
804 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
805 return variables as TREE_ADDRESSABLE.
807 2009-04-11 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/39713
810 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
811 reference trees have SSA_NAME operands.
813 2009-04-11 Richard Guenther <rguenther@suse.de>
816 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
819 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
821 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
822 match changes in Cygwin 1.7
823 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
824 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
826 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
828 PR tree-optimization/39701
829 * doc/invoke.texi (Optimization Options): Document change in
830 meaning and initialization of -fdelete-null-pointer-checks.
832 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
835 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
837 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
840 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
842 2009-04-10 Chao-ying Fu <fu@mips.com>
844 * doc/tm.texi (Instruction Output): Document
845 TARGET_ASM_FINAL_POSTSCAN_INSN.
846 * target.h (final_postscan_insn): New field in asm_out.
847 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
848 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
849 * final.c (final_scan_insn): Call
850 targetm.asm_out.final_postscan_insn after outputting
851 an asm macro and a normal instruction.
853 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
854 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
855 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
856 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
857 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
859 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
862 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
863 variables as non-NULL even with -fdelete-null-pointer-checks.
865 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
867 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
869 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
872 * config/i386/i386.c (classify_argument): Handle SCmode with
873 (bit_offset % 64) != 0.
875 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
877 * doc/invoke.texi (Optimize Options): Add cross-reference to
878 -Q --help=optimizers examples.
880 2009-04-10 Ben Elliston <bje@au.ibm.com>
883 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
884 regalign for the reg == fpr and TDmode case.
886 2009-04-09 David Ayers <ayers@fsfe.org>
889 * objc/objc-act.c (warn_with_method): Remove helper function.
890 (check_duplicates): Call warning and inform directly.
891 (really_start_method): Likewise.
893 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
895 * expmed.c (expand_divmod): Always use a comparison for a division
896 by a large unsigned integer.
898 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
899 for things others than variables or functions as nonzero.
901 2009-04-09 Nick Clifton <nickc@redhat.com>
903 * unwind-compat.c: Change copyright header to refer to version
904 3 of the GNU General Public License with version 3.1 of the
905 GCC Runtime Library Exception and to point readers at the
906 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
907 * config/alpha/crtfastmath.c: Likewise.
908 * config/alpha/linux-unwind.h: Likewise.
909 * config/alpha/qrnnd.asm: Likewise.
910 * config/alpha/vms-crt0-64.c: Likewise.
911 * config/alpha/vms-crt0.c: Likewise.
912 * config/alpha/vms-dwarf2.asm: Likewise.
913 * config/alpha/vms-dwarf2eh.asm: Likewise.
914 * config/alpha/vms-psxcrt0-64.c: Likewise.
915 * config/alpha/vms-psxcrt0.c: Likewise.
916 * config/alpha/vms_tramp.asm: Likewise.
917 * config/arc/initfini.c: Likewise.
918 * config/arc/lib1funcs.asm: Likewise.
919 * config/arm/bpabi-v6m.S: Likewise.
920 * config/arm/bpabi.S: Likewise.
921 * config/arm/bpabi.c: Likewise.
922 * config/arm/crti.asm: Likewise.
923 * config/arm/crtn.asm: Likewise.
924 * config/arm/ieee754-df.S: Likewise.
925 * config/arm/ieee754-sf.S: Likewise.
926 * config/arm/lib1funcs.asm: Likewise.
927 * config/arm/libunwind.S: Likewise.
928 * config/arm/linux-atomic.c: Likewise.
929 * config/arm/mmintrin.h: Likewise.
930 * config/arm/pr-support.c: Likewise.
931 * config/arm/unaligned-funcs.c: Likewise.
932 * config/arm/unwind-arm.c: Likewise.
933 * config/arm/unwind-arm.h: Likewise.
934 * config/avr/libgcc.S: Likewise.
935 * config/bfin/crti.s: Likewise.
936 * config/bfin/crtlibid.s: Likewise.
937 * config/bfin/crtn.s: Likewise.
938 * config/bfin/lib1funcs.asm: Likewise.
939 * config/bfin/linux-unwind.h: Likewise.
940 * config/cris/arit.c: Likewise.
941 * config/cris/cris_abi_symbol.c: Likewise.
942 * config/darwin-64.c: Likewise.
943 * config/darwin-crt2.c: Likewise.
944 * config/darwin-crt3.c: Likewise.
945 * config/darwin.h: Likewise.
946 * config/dbxelf.h: Likewise.
947 * config/dfp-bit.c: Likewise.
948 * config/dfp-bit.h: Likewise.
949 * config/elfos.h: Likewise.
950 * config/fixed-bit.c: Likewise.
951 * config/fixed-bit.h: Likewise.
952 * config/fp-bit.c: Likewise.
953 * config/fp-bit.h: Likewise.
954 * config/fr30/crti.asm: Likewise.
955 * config/fr30/crtn.asm: Likewise.
956 * config/fr30/lib1funcs.asm: Likewise.
957 * config/freebsd-spec.h: Likewise.
958 * config/frv/cmovd.c: Likewise.
959 * config/frv/cmovh.c: Likewise.
960 * config/frv/cmovw.c: Likewise.
961 * config/frv/frvbegin.c: Likewise.
962 * config/frv/frvend.c: Likewise.
963 * config/frv/lib1funcs.asm: Likewise.
964 * config/glibc-stdint.h: Likewise.
965 * config/h8300/clzhi2.c: Likewise.
966 * config/h8300/crti.asm: Likewise.
967 * config/h8300/crtn.asm: Likewise.
968 * config/h8300/ctzhi2.c: Likewise.
969 * config/h8300/fixunssfsi.c: Likewise.
970 * config/h8300/lib1funcs.asm: Likewise.
971 * config/h8300/parityhi2.c: Likewise.
972 * config/h8300/popcounthi2.c: Likewise.
973 * config/i386/ammintrin.h: Likewise.
974 * config/i386/att.h: Likewise.
975 * config/i386/avxintrin.h: Likewise.
976 * config/i386/biarch64.h: Likewise.
977 * config/i386/bmmintrin.h: Likewise.
978 * config/i386/cpuid.h: Likewise.
979 * config/i386/cross-stdarg.h: Likewise.
980 * config/i386/crtfastmath.c: Likewise.
981 * config/i386/crtprec.c: Likewise.
982 * config/i386/cygming-crtbegin.c: Likewise.
983 * config/i386/cygming-crtend.c: Likewise.
984 * config/i386/cygwin.asm: Likewise.
985 * config/i386/emmintrin.h: Likewise.
986 * config/i386/gmm_malloc.h: Likewise.
987 * config/i386/gthr-win32.c: Likewise.
988 * config/i386/i386.h: Likewise.
989 * config/i386/immintrin.h: Likewise.
990 * config/i386/linux-unwind.h: Likewise.
991 * config/i386/linux64.h: Likewise.
992 * config/i386/mm3dnow.h: Likewise.
993 * config/i386/mmintrin-common.h: Likewise.
994 * config/i386/mmintrin.h: Likewise.
995 * config/i386/nmmintrin.h: Likewise.
996 * config/i386/pmm_malloc.h: Likewise.
997 * config/i386/pmmintrin.h: Likewise.
998 * config/i386/smmintrin.h: Likewise.
999 * config/i386/sol2-c1.asm: Likewise.
1000 * config/i386/sol2-ci.asm: Likewise.
1001 * config/i386/sol2-cn.asm: Likewise.
1002 * config/i386/sol2-gc1.asm: Likewise.
1003 * config/i386/tmmintrin.h: Likewise.
1004 * config/i386/unix.h: Likewise.
1005 * config/i386/w32-unwind.h: Likewise.
1006 * config/i386/wmmintrin.h: Likewise.
1007 * config/i386/x86-64.h: Likewise.
1008 * config/i386/x86intrin.h: Likewise.
1009 * config/i386/xmmintrin.h: Likewise.
1010 * config/ia64/crtbegin.asm: Likewise.
1011 * config/ia64/crtend.asm: Likewise.
1012 * config/ia64/crtfastmath.c: Likewise.
1013 * config/ia64/crti.asm: Likewise.
1014 * config/ia64/crtn.asm: Likewise.
1015 * config/ia64/fde-glibc.c: Likewise.
1016 * config/ia64/lib1funcs.asm: Likewise.
1017 * config/ia64/linux-unwind.h: Likewise.
1018 * config/ia64/quadlib.c: Likewise.
1019 * config/ia64/unwind-ia64.c: Likewise.
1020 * config/linux.h: Likewise.
1021 * config/m32c/m32c-lib1.S: Likewise.
1022 * config/m32c/m32c-lib2-trapv.c: Likewise.
1023 * config/m32c/m32c-lib2.c: Likewise.
1024 * config/m32r/initfini.c: Likewise.
1025 * config/m68hc11/larith.asm: Likewise.
1026 * config/m68hc11/m68hc11-crt0.S: Likewise.
1027 * config/m68k/cf.md: Likewise.
1028 * config/m68k/crti.s: Likewise.
1029 * config/m68k/crtn.s: Likewise.
1030 * config/m68k/lb1sf68.asm: Likewise.
1031 * config/m68k/linux-unwind.h: Likewise.
1032 * config/mcore/crti.asm: Likewise.
1033 * config/mcore/crtn.asm: Likewise.
1034 * config/mcore/lib1.asm: Likewise.
1035 * config/mips/linux-unwind.h: Likewise.
1036 * config/mips/loongson.h: Likewise.
1037 * config/mips/mips16.S: Likewise.
1038 * config/mmix/crti.asm: Likewise.
1039 * config/mmix/crtn.asm: Likewise.
1040 * config/pa/fptr.c: Likewise.
1041 * config/pa/hpux-unwind.h: Likewise.
1042 * config/pa/lib2funcs.asm: Likewise.
1043 * config/pa/linux-atomic.c: Likewise.
1044 * config/pa/linux-unwind.h: Likewise.
1045 * config/pa/milli64.S: Likewise.
1046 * config/pa/quadlib.c: Likewise.
1047 * config/pa/stublib.c: Likewise.
1048 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1049 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1050 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1051 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1052 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1053 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1054 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1055 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1056 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1057 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1058 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1059 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1060 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1061 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1062 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1063 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1064 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1065 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1066 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1067 * config/rs6000/750cl.h: Likewise.
1068 * config/rs6000/altivec.h: Likewise.
1069 * config/rs6000/biarch64.h: Likewise.
1070 * config/rs6000/crtresfpr.asm: Likewise.
1071 * config/rs6000/crtresgpr.asm: Likewise.
1072 * config/rs6000/crtresxfpr.asm: Likewise.
1073 * config/rs6000/crtresxgpr.asm: Likewise.
1074 * config/rs6000/crtsavfpr.asm: Likewise.
1075 * config/rs6000/crtsavgpr.asm: Likewise.
1076 * config/rs6000/darwin-asm.h: Likewise.
1077 * config/rs6000/darwin-fallback.c: Likewise.
1078 * config/rs6000/darwin-fpsave.asm: Likewise.
1079 * config/rs6000/darwin-ldouble.c: Likewise.
1080 * config/rs6000/darwin-tramp.asm: Likewise.
1081 * config/rs6000/darwin-unwind.h: Likewise.
1082 * config/rs6000/darwin-vecsave.asm: Likewise.
1083 * config/rs6000/darwin-world.asm: Likewise.
1084 * config/rs6000/e500crtres32gpr.asm: Likewise.
1085 * config/rs6000/e500crtres64gpr.asm: Likewise.
1086 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1087 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1088 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1089 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1090 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1091 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1092 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1093 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1094 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1095 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1096 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1097 * config/rs6000/eabi-ci.asm: Likewise.
1098 * config/rs6000/eabi-cn.asm: Likewise.
1099 * config/rs6000/eabi.asm: Likewise.
1100 * config/rs6000/linux-unwind.h: Likewise.
1101 * config/rs6000/linux64.h: Likewise.
1102 * config/rs6000/paired.h: Likewise.
1103 * config/rs6000/paired.md: Likewise.
1104 * config/rs6000/ppc64-fp.c: Likewise.
1105 * config/rs6000/ppu_intrinsics.h: Likewise.
1106 * config/rs6000/rs6000.h: Likewise.
1107 * config/rs6000/si2vmx.h: Likewise.
1108 * config/rs6000/sol-ci.asm: Likewise.
1109 * config/rs6000/sol-cn.asm: Likewise.
1110 * config/rs6000/spe.h: Likewise.
1111 * config/rs6000/spu2vmx.h: Likewise.
1112 * config/rs6000/sysv4.h: Likewise.
1113 * config/rs6000/tramp.asm: Likewise.
1114 * config/rs6000/vec_types.h: Likewise.
1115 * config/s390/linux-unwind.h: Likewise.
1116 * config/s390/tpf-unwind.h: Likewise.
1117 * config/score/crti.asm: Likewise.
1118 * config/score/crtn.asm: Likewise.
1119 * config/sh/crt1.asm: Likewise.
1120 * config/sh/crti.asm: Likewise.
1121 * config/sh/crtn.asm: Likewise.
1122 * config/sh/divtab-sh4-300.c: Likewise.
1123 * config/sh/divtab-sh4.c: Likewise.
1124 * config/sh/divtab.c: Likewise.
1125 * config/sh/lib1funcs-4-300.asm: Likewise.
1126 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1127 * config/sh/lib1funcs.asm: Likewise.
1128 * config/sh/lib1funcs.h: Likewise.
1129 * config/sh/linux-atomic.asm: Likewise.
1130 * config/sh/linux-unwind.h: Likewise.
1131 * config/sh/shmedia.h: Likewise.
1132 * config/sh/sshmedia.h: Likewise.
1133 * config/sh/ushmedia.h: Likewise.
1134 * config/sparc/crtfastmath.c: Likewise.
1135 * config/sparc/linux-unwind.h: Likewise.
1136 * config/sparc/sol2-c1.asm: Likewise.
1137 * config/sparc/sol2-ci.asm: Likewise.
1138 * config/sparc/sol2-cn.asm: Likewise.
1139 * config/spu/divmodti4.c: Likewise.
1140 * config/spu/divv2df3.c: Likewise.
1141 * config/spu/float_disf.c: Likewise.
1142 * config/spu/float_unsdidf.c: Likewise.
1143 * config/spu/float_unsdisf.c: Likewise.
1144 * config/spu/float_unssidf.c: Likewise.
1145 * config/spu/mfc_multi_tag_release.c: Likewise.
1146 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1147 * config/spu/mfc_tag_release.c: Likewise.
1148 * config/spu/mfc_tag_reserve.c: Likewise.
1149 * config/spu/mfc_tag_table.c: Likewise.
1150 * config/spu/multi3.c: Likewise.
1151 * config/spu/spu_internals.h: Likewise.
1152 * config/spu/spu_intrinsics.h: Likewise.
1153 * config/spu/spu_mfcio.h: Likewise.
1154 * config/spu/vec_types.h: Likewise.
1155 * config/spu/vmx2spu.h: Likewise.
1156 * config/stormy16/stormy16-lib2.c: Likewise.
1157 * config/svr4.h: Likewise.
1158 * config/sync.c: Likewise.
1159 * config/v850/lib1funcs.asm: Likewise.
1160 * config/vxlib-tls.c: Likewise.
1161 * config/vxlib.c: Likewise.
1162 * config/vxworks-dummy.h: Likewise.
1163 * config/xtensa/crti.asm: Likewise.
1164 * config/xtensa/crtn.asm: Likewise.
1165 * config/xtensa/ieee754-df.S: Likewise.
1166 * config/xtensa/ieee754-sf.S: Likewise.
1167 * config/xtensa/lib1funcs.asm: Likewise.
1168 * config/xtensa/lib2funcs.S: Likewise.
1169 * config/xtensa/linux-unwind.h: Likewise.
1170 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1171 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1172 * coretypes.h: Likewise.
1173 * crtstuff.c: Likewise.
1174 * defaults.h: Likewise.
1175 * dwarf2.h: Likewise.
1176 * emutls.c: Likewise.
1177 * gbl-ctors.h: Likewise.
1178 * gcov-io.h: Likewise.
1179 * ginclude/float.h: Likewise.
1180 * ginclude/iso646.h: Likewise.
1181 * ginclude/stdarg.h: Likewise.
1182 * ginclude/stdbool.h: Likewise.
1183 * ginclude/stddef.h: Likewise.
1184 * ginclude/stdfix.h: Likewise.
1185 * ginclude/stdint-gcc.h: Likewise.
1186 * ginclude/tgmath.h: Likewise.
1187 * gthr-aix.h: Likewise.
1188 * gthr-dce.h: Likewise.
1189 * gthr-gnat.c: Likewise.
1190 * gthr-gnat.h: Likewise.
1191 * gthr-lynx.h: Likewise.
1192 * gthr-mipssde.h: Likewise.
1193 * gthr-nks.h: Likewise.
1194 * gthr-posix.c: Likewise.
1195 * gthr-posix.h: Likewise.
1196 * gthr-posix95.h: Likewise.
1197 * gthr-rtems.h: Likewise.
1198 * gthr-single.h: Likewise.
1199 * gthr-solaris.h: Likewise.
1200 * gthr-tpf.h: Likewise.
1201 * gthr-vxworks.h: Likewise.
1202 * gthr-win32.h: Likewise.
1204 * libgcc2.c: Likewise.
1205 * libgcc2.h: Likewise.
1206 * libgcov.c: Likewise.
1207 * tsystem.h: Likewise.
1208 * typeclass.h: Likewise.
1209 * unwind-c.c: Likewise.
1210 * unwind-compat.h: Likewise.
1211 * unwind-dw2-fde-compat.c: Likewise.
1212 * unwind-dw2-fde-darwin.c: Likewise.
1213 * unwind-dw2-fde-glibc.c: Likewise.
1214 * unwind-dw2-fde.c: Likewise.
1215 * unwind-dw2-fde.h: Likewise.
1216 * unwind-dw2.c: Likewise.
1217 * unwind-dw2.h: Likewise.
1218 * unwind-generic.h: Likewise.
1219 * unwind-pe.h: Likewise.
1220 * unwind-sjlj.c: Likewise.
1221 * unwind.inc: Likewise.
1222 * config/arm/neon-gen.ml: Change generated copyright header to
1223 refer to version 3 of the GNU General Public License with
1224 version 3.1 of the GCC Runtime Library Exception and to point
1225 readers at the COPYING3 and COPYING3.RUNTIME files and the
1226 FSF's license web page.
1227 * config/arm/arm_neon.h: Regenerate.
1229 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1231 * config/cris/cris.md: Change copyright header to refer to version
1232 3 of the GNU General Public License.
1233 * doc/install.texi2html: Change copyright header to refer to version
1234 3 of the GNU General Public License and to point readers at the
1235 COPYING3 file and the FSF's license web page.
1236 * config/vax/linux.h: Likewise.
1238 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1240 * config/i386/i386.md (cmpcc): New.
1241 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1242 (sync_compare_and_swap_cc*): Delete.
1244 * config/s390/s390.c (s390_compare_emitted): Remove.
1245 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1246 s390_compare_emitted used to be handled. Assert that modes match.
1247 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1248 refer to sync_compare_and_swap_ccsi.
1249 * config/s390/s390.h (s390_compare_emitted): Remove.
1250 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1251 instead of s390_compare_emitted.
1252 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1253 instead of s390_compare_emitted.
1254 * config/s390/s390.md (cmpcc): New.
1255 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1256 CC_REGNUM, do not pretend it's set.
1257 (sync_compare_and_swap_cc*): Delete.
1258 * config/s390/predicates.md (cc_reg_operand): New.
1260 * expr.c (sync_compare_and_swap_cc): Delete.
1261 * optabs.h (sync_compare_and_swap_cc): Delete.
1262 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1263 is being used with can_compare_p.
1264 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1266 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1267 look for a MODE_CC set instead. Use emit_store_flag.
1268 (expand_compare_and_swap_loop): Likewise, with some additional
1269 complication to avoid a force_reg when useless. Use
1270 emit_cmp_and_jump_insns.
1271 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1272 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1273 sync_compare_and_swap documentation.
1275 2009-04-09 Jan Hubicka <jh@suse.cz>
1277 * except.c (find_prev_try): Break out from ....
1278 (duplicate_eh_regions): ... here; properly update prev_try pointers
1279 when duplication part of tree.
1280 (dump_eh_tree): Improve dumping.
1281 (verify_eh_region): New.
1282 (verify_eh_tree): Use it.
1284 2009-04-06 Richard Guenther <rguenther@suse.de>
1286 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1287 &ARRAY addresses by adjusting their types and prepending
1289 * tree-cfg.c (verify_gimple_assign_single): Verify that
1290 addresses are correct.
1292 2009-04-09 Richard Guenther <rguenther@suse.de>
1294 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1295 indices into an array reference if possible.
1296 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1297 Fold POINTER_PLUS_EXPR statements with invariant address.
1299 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1302 * config.gcc (powerpc64-*-linux*): Always build biarch.
1304 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1307 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1308 it and pedwarn if this results in an INTEGER_CST.
1310 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1312 * doc/install.texi: Update minimum GMP version. Remove obsolete
1313 text in MPFR section.
1315 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1317 * dwarf2out.c (class_scope_p): New static inline.
1318 (class_or_namespace_scope_p): Use it.
1319 (gen_variable_die): Use DW_TAG_member tag for static data member
1320 declarations instead of DW_TAG_variable.
1323 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1326 2009-04-08 Richard Guenther <rguenther@suse.de>
1328 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1329 valueize random data.
1331 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1333 * config.gcc (aix tm_file): Add aix-stdint.h.
1334 (aix tm clause use_gcc_stdint): Set to wrap.
1335 * config/rs6000/aix-stdint.h: New file.
1337 2009-04-08 Richard Guenther <rguenther@suse.de>
1340 * tree-dfa.c (add_referenced_var): Do not recurse into
1341 global initializers.
1342 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1344 (fold_const_aggregate_ref): Likewise.
1346 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1348 * recog.c (ordered_comparison_operator): New.
1349 * gensupport.c (std_preds): Add it.
1350 * doc/md.texi (Machine-Independent Predicates): Document it.
1352 2009-04-08 Jan Hubicka <jh@suse.cz>
1354 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1355 * function.h (rtl_eh): Remove exception_handler_label_map.
1356 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1357 remove_exception_handler_label, for_each_eh_label_1): Remove.
1358 (rtl_remove_unreachable_regions): Remove.
1359 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1360 (find_exception_handler_labels): Don't build the hashtable.
1361 (maybe_remove_eh_handler): Remove.
1362 (for_each_eh_label): Rewrite to walk the tree.
1363 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1364 * except.h (maybe_remove_eh_handler): Remove.
1365 * passes.c (init_optimization_passes): Schedule second EH cleanup
1367 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1368 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1370 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1372 * genoutput.c (validate_optab_operands): New.
1373 (gen_insn, gen_expand): Call it.
1375 * genflags.c (gen_insn): Detect misused iterators.
1376 (main): Pass line_no to gen_insn, exit with status 1 on error.
1378 * genextract.c (line_no): Make global.
1379 (VEC_safe_set_locstr): Change assertion to error message.
1380 (main): Exit with status 1 on error.
1382 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1386 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1387 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1388 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1389 * c-convert.c (convert): Do not call fold on results of conversion
1390 functions when the result is a C_MAYBE_CONST_EXPR.
1391 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1392 of __builtin_choose_expr.
1393 * c-typeck.c (remove_c_maybe_const_expr): New.
1394 (build_unary_op, build_conditional_expr, build_compound_expr,
1395 build_binary_op, c_objc_common_truthvalue_conversion): Call
1396 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1399 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1401 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1402 CODE to produce a new one. Add a prototype to use fold_convert_const
1404 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1407 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1408 mix declarations and code.
1410 2009-04-08 Ben Elliston <bje@au.ibm.com>
1412 * gcc.c: Replace `CC' with `GCC' throughout.
1414 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1416 * doc/invoke.texi: Document Atom support.
1418 2009-04-07 Jason Merrill <jason@redhat.com>
1421 * c-common.h, c-common.c: Add flag_pretty_templates.
1422 * c-opts.c (c_common_handle_option): Set it.
1423 * c.opt: Add -fno-pretty-templates.
1424 * doc/invoke.texi (C++ Dialect Options): Likewise.
1426 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1428 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1429 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1430 (ia64_expand_builtin): Likewise.
1432 2009-04-07 Martin Jambor <mjambor@suse.cz>
1434 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1435 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1436 ADDR_EXPRS are include too.
1438 2009-04-07 Richard Guenther <rguenther@suse.de>
1440 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1441 decls are only used if passes as parameters or if they are
1442 local statics and the call is not to a builtin.
1443 (call_may_clobber_ref_p_1): Likewise.
1445 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1447 * expr.c (do_store_flag): Remove last argument. Simplify code
1448 to avoid duplication of tests already done by can_compare_p.
1449 (expand_expr_real_1): Adjust caller.
1451 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1453 * optabs.c (can_compare_p): Test the predicate of a
1454 cbranch and cstore pattern.
1456 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1458 * expr.c (convert_move): Use emit_store_flag instead of
1461 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1463 * config/i386/i386.c (ix86_compare_emitted): Remove.
1464 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1465 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1466 * config/i386/i386.h (ix86_compare_emitted): Remove.
1467 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1468 instead of ix86_compare_emitted.
1469 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1471 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1473 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1474 Add t-sysroot-suffix to tmake_file.
1475 * config/print-sysroot-suffix.sh: New file.
1476 * config/t-sysroot-suffix: New file.
1478 2009-04-07 Ben Elliston <bje@au.ibm.com>
1480 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1481 as the latter produces a warning when the target does not support
1484 2009-04-07 Ben Elliston <bje@au.ibm.com>
1486 * dfp.c: Replace type punning assignments with memcpy throughout.
1487 * Makefile.in (dfp.o-warn): Remove.
1489 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1492 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1493 Include soft-fp/t-softfp after rs6000/t-linux64.
1495 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1497 * stor-layout.c (set_sizetype): Use the full precision of their
1498 machine mode for bitsize types.
1500 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/i386.md: Revert 2 accidental checkins.
1504 2009-04-06 Joey Ye <joey.ye@intel.com>
1505 Xuepeng Guo <xuepeng.guo@intel.com>
1506 H.J. Lu <hongjiu.lu@intel.com>
1508 Atom pipeline model, tuning and insn selection.
1509 * config.gcc (atom): Add atom config options and target.
1511 * config/i386/atom.md: New.
1513 * config/i386/i386.c (atom_cost): New cost.
1514 (m_ATOM): New macro flag.
1515 (initial_ix86_tune_features): Set m_ATOM.
1516 (x86_accumulate_outgoing_args): Likewise.
1517 (x86_arch_always_fancy_math_387): Likewise.
1518 (processor_target): Add Atom cost.
1519 (cpu_names): Add Atom cpu name.
1520 (override_options): Set Atom ISA.
1521 (ix86_issue_rate): New case PROCESSOR_ATOM.
1522 (ix86_adjust_cost): Likewise.
1524 * config/i386/i386.h (TARGET_ATOM): New target macro.
1525 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1526 (TARGET_OPT_AGU): New target option.
1527 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1528 (processor_type): Add PROCESSOR_ATOM.
1530 * config/i386/i386.md (cpu): Add new value "atom".
1531 (use_carry, movu): New attr.
1532 (atom.md): Include atom.md.
1533 (adddi3_carry_rex64): Set attr "use_carry".
1534 (addqi3_carry): Likewise.
1535 (addhi3_carry): Likewise.
1536 (addsi3_carry): Likewise.
1537 (*addsi3_carry_zext): Likewise.
1538 (subdi3_carry_rex64): Likewise.
1539 (subqi3_carry): Likewise.
1540 (subhi3_carry): Likewise.
1541 (subsi3_carry): Likewise.
1542 (x86_movdicc_0_m1_rex64): Likewise.
1543 (*x86_movdicc_0_m1_se): Likewise.
1544 (x86_movsicc_0_m1): Likewise.
1545 (*x86_movsicc_0_m1_se): Likewise.
1546 (*adddi_1_rex64): Emit add insn as much as possible.
1547 (*addsi_1): Likewise.
1548 (return_internal): Set atom_unit.
1549 (return_internal_long): Likewise.
1550 (return_pop_internal): Likewise.
1551 (*rcpsf2_sse): Set atom_sse_attr attr.
1552 (*qrt<mode>2_sse): Likewise.
1553 (*prefetch_sse): Likewise.
1555 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1557 (ix86_target_macros_internal): Likewise.
1559 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1560 (*prefetch_sse_rex): Likewise.
1561 (sse_rcpv4sf2): Likewise.
1562 (sse_vmrcpv4sf2): Likewise.
1563 (sse_sqrtv4sf2): Likewise.
1564 (<sse>_vmsqrt<mode>2): Likewise.
1565 (sse_ldmxcsr): Likewise.
1566 (sse_stmxcsr): Likewise.
1567 (*sse_sfence): Likewise.
1568 (sse2_clflush): Likewise.
1569 (*sse2_mfence): Likewise.
1570 (*sse2_lfence): Likewise.
1571 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1572 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1573 (avx_movdqu<avxmodesuffix>): Likewise.
1574 (avx_lddqu<avxmodesuffix>): Likewise.
1575 (sse2_movntv2di): Change attr "type" to "ssemov".
1576 (sse2_movntsi): Likewise.
1577 (rsqrtv8sf2): Change attr "type" to "sseadd".
1578 (sse3_addsubv2df3): Set attr "atom_unit".
1579 (sse3_h<plusminus_insn>v4sf3): Likewise.
1580 (*sse2_pmaddwd): Likewise.
1581 (*vec_extractv2di_1_rex64): Likewise.
1582 (*vec_extractv2di_1_avx): Likewise.
1583 (sse2_psadbw): Likewise.
1584 (ssse3_phaddwv8hi3): Likewise.
1585 (ssse3_phaddwv4hi3): Likewise.
1586 (ssse3_phadddv4si3): Likewise.
1587 (ssse3_phadddv2si3): Likewise.
1588 (ssse3_phaddswv8hi3): Likewise.
1589 (ssse3_phaddswv4hi3): Likewise.
1590 (ssse3_phsubwv8hi3): Likewise.
1591 (ssse3_phsubwv4hi3): Likewise.
1592 (ssse3_phsubdv4si3): Likewise.
1593 (ssse3_phsubdv2si3): Likewise.
1594 (ssse3_phsubswv8hi3): Likewise.
1595 (ssse3_phsubswv4hi3): Likewise.
1596 (ssse3_pmaddubsw128): Likewise.
1597 (sse3_pmaddubsw: Likewise.
1598 (ssse3_palignrti): Likewise.
1599 (ssse3_palignrdi): Likewise.
1601 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1603 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1605 2009-04-06 Richard Guenther <rguenther@suse.de>
1607 PR tree-optimization/28868
1608 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1609 of which PHI results we inserted.
1610 (insert_into_preds_of_block): Record inserted PHIs.
1611 (eliminate): Eliminate redundant PHI nodes.
1612 (init_pre): Init inserted_phi_names.
1614 2009-04-06 Richard Guenther <rguenther@suse.de>
1616 PR tree-optimization/39643
1617 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1618 IMAGPART_EXPRs of complex constants.
1619 (execute_fold_all_builtins): If we folded a call queue
1620 TODO_update_address_taken.
1622 2009-04-06 Jan Hubicka <jh@suse.cz>
1625 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1628 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1630 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1632 (ic_invalidate_array): Likewise.
1634 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1636 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1637 alignment for library calls.
1639 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1641 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1642 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1643 * config/i386/mingw-stdint.h: New file.
1645 2009-04-05 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/39648
1648 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1649 our &A vs. &A[0] IL deficiencies.
1651 2009-04-04 Jan Hubicka <jh@suse.cz>
1653 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1654 removed toplevel regions.
1655 (sjlj_mark_call_sites): Likewise.
1657 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1659 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1660 (cygwin tm clause use_gcc_stdint): Set to wrap.
1661 * config/i386/cygwin-stdint.h: New file.
1663 2009-04-04 Richard Guenther <rguenther@suse.de>
1665 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1666 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1667 single-argument PHIs if we are in loop-closed SSA form.
1668 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1669 for the pre-condition.
1670 (slpeel_tree_peel_loop_to_edge): Likewise.
1671 (vect_build_loop_niters): Take an optional sequence to append stmts.
1672 (vect_generate_tmps_on_preheader): Likewise.
1673 (vect_do_peeling_for_loop_bound): Take extra guards for the
1675 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1676 the cost model check.
1677 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1678 guards if we are going to peel. Do not apply versioning in that case.
1679 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1680 (vect_do_peeling_for_loop_bound): Likewise.
1681 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1682 loop bound only record extra pre-conditions, do not apply loop
1685 2009-04-04 Richard Guenther <rguenther@suse.de>
1687 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1690 2009-04-04 Jan Hubicka <jh@suse.cz>
1692 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1693 last_basic_block for size of bb->index indexed array.
1694 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1695 compute_out, link_btr_uses, build_btr_def_use_webs,
1696 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1698 2009-04-04 Jan Hubicka <jh@suse.cz>
1700 * except.c (remove_eh_handler_and_replace): Break out from ...
1701 (remove_eh_handler): ... here.
1702 (bring_to_root): New function.
1703 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1704 handled ones, bring others to root of tree.
1706 2009-04-04 Jan Hubicka <jh@suse.cz>
1708 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1709 (all_phis_safe_to_merge): New function.
1710 (update_info): New structure.
1711 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1712 (cleanup_empty_eh): Update SSA if possible.
1714 2009-04-04 Richard Guenther <rguenther@suse.de>
1716 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1717 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1718 (append_vuse): Likewise.
1720 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1722 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1723 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1724 instead of REG_UNSAVED for DW_CFA_undefined.
1725 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1726 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1729 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1732 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1733 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1734 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1736 2009-04-04 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/8781
1739 PR tree-optimization/37892
1740 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1741 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1742 (valueize_refs): Call it for *& valueizations.
1743 (shared_reference_ops_from_ref): Rename to ...
1744 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1745 (shared_reference_ops_from_call): Rename to ...
1746 (valueize_shared_reference_ops_from_call): ... this and valueize.
1747 (vn_reference_lookup): Update.
1748 (visit_reference_op_call): Likewise.
1749 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1750 (eliminate): Value-replace the call address in call statements.
1752 2009-04-04 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/39636
1755 * tree-ssa-forwprop.c
1756 (forward_propagate_addr_into_variable_array_index): Check for
1757 GIMPLE_ASSIGN before accessing the rhs code.
1759 2009-04-03 Jason Merrill <jason@redhat.com>
1761 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1763 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1765 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1766 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1767 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1768 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1769 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1770 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1771 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1772 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1773 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1774 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1775 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1776 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1777 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1778 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1779 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1780 Use fr_reg_or_fp01_operand instead of fr_register_operand
1782 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1783 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1784 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1786 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1788 PR rtl-optimization/39607
1789 PR rtl-optimization/39631
1793 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1794 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1795 instead of DF_LR_OUT.
1796 * ira-lives.c (process_bb_node_lives): Ditto.
1797 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1798 instead of DF_LR_{OUT,IN}.
1799 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1800 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1802 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1804 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1805 (execute_lower_omp): Always run but take the short way out if -fopenmp
1807 (gate_lower_omp): Remove, forcing the pass manager to always run the
1808 pass and always set PROP_gimple_lomp.
1809 (pass_lower_omp): Remove gate function.
1810 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1811 PROP_trees. Instead, require it.
1812 * ipa-cp.c (pass_ipa_cp): Likewise.
1813 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1814 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1815 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1816 and PROP_gimple_leh.
1818 2009-04-03 Richard Guenther <rguenther@suse.de>
1821 PR tree-optimization/23940
1822 PR tree-optimization/33237
1825 PR tree-optimization/36201
1826 PR tree-optimization/36230
1827 PR tree-optimization/38049
1828 PR tree-optimization/38207
1829 PR tree-optimization/38230
1830 PR tree-optimization/38301
1831 PR tree-optimization/38585
1833 PR tree-optimization/38985
1834 PR tree-optimization/39299
1835 * tree-ssa-structalias.h: Remove.
1836 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1837 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1838 (struct vuse_element_d): Remove.
1839 (struct vuse_vec_d): Likewise.
1840 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1841 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1842 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1843 VUSE_ELEMENT_VAR): Likewise.
1844 (struct voptype_d): Likewise.
1845 (NUM_VOP_FREE_BUCKETS): Likewise.
1846 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1847 (struct stmt_operands_d): Remove.
1848 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1849 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1850 VDEF_NUM, VDEF_VECT): Likewise.
1851 (copy_virtual_operands): Remove.
1852 (operand_build_cmp): Likewise.
1853 (create_ssa_artificial_load_stmt): Likewise.
1854 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1855 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1856 vuse_index and mayuse_index members. Pack and move done and iter_type
1857 members to the front.
1858 (SSA_OP_VMAYUSE): Remove.
1859 (SSA_OP_VIRTUAL_USES): Adjust.
1860 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1861 (unlink_stmt_vdef): Declare.
1862 (add_to_addressable_set): Remove.
1863 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1864 (vrp_visit_stmt): Likewise.
1865 * doc/tree-ssa.texi (Alias analysis): Update.
1866 * doc/invoke.texi (max-aliased-vops): Remove docs.
1867 (avg-aliased-vops): Likewise.
1868 * tree-into-ssa.c (syms_to_rename): Remove.
1869 (need_to_update_vops_p): Likewise.
1870 (need_to_initialize_update_ssa_p): Rename to ...
1871 (update_ssa_initialized_fn): ... this. Track function we are
1873 (symbol_marked_for_renaming): Simplify.
1874 (add_new_name_mapping): Do not set need_to_update_vops_p.
1875 (dump_currdefs): Use SYMS_TO_RENAME.
1876 (rewrite_update_stmt): Always walk all uses/defs.
1877 (dump_update_ssa): Adjust.
1878 (init_update_ssa): Take function argument. Track what we are
1880 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1881 (create_new_def_for): Initialize for cfun, assert we are initialized
1883 (mark_sym_for_renaming): Simplify.
1884 (mark_set_for_renaming): Do not initialize update-ssa.
1885 (need_ssa_update_p): Simplify. Take function argument.
1886 (name_mappings_registered_p): Assert we ask for the correct function.
1887 (name_registered_for_update_p): Likewise.
1888 (ssa_names_to_replace): Likewise.
1889 (release_ssa_name_after_update_ssa): Likewise.
1890 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1891 (dump_decl_set): Do not print a newline.
1892 (debug_decl_set): Do it here.
1893 (dump_update_ssa): And here.
1894 * tree-ssa-loop-im.c (move_computations): Adjust.
1895 (movement_possibility): Likewise.
1896 (determine_max_movement): Likewise.
1897 (gather_mem_refs_stmt): Likewise.
1898 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1900 * tree-complex.c (update_all_vops): Remove.
1901 (expand_complex_move): Adjust.
1902 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1903 Simplify test for memory referencing statement. Exclude
1904 non-invariant ADDR_EXPRs.
1905 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1906 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1907 (rdg_flag_uses): Likewise.
1908 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1910 (tree_optimize_tail_calls_1): Also split the
1911 edge from the entry block if we have degenerate PHI nodes in
1912 the first basic block.
1913 * tree.c (init_ttree): Remove memory-tag related code.
1914 (tree_code_size): Likewise.
1915 (tree_node_structure): Likewise.
1916 (build7_stat): Re-write to be build6_stat.
1917 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1918 (SSA_VAR_P): Adjust.
1919 (struct tree_memory_tag): Remove.
1920 (struct tree_memory_partition_tag): Likewise.
1921 (union tree_node): Adjust.
1922 (build7): Re-write to be build6.
1923 * tree-pass.h (pass_reset_cc_flags): Remove.
1924 (TODO_update_address_taken): New flag.
1925 (pass_simple_dse): Remove.
1926 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1927 * params.h (MAX_ALIASED_VOPS): Remove.
1928 (AVG_ALIASED_VOPS): Likewise.
1929 * omp-low.c (expand_omp_taskreg): Update SSA form.
1930 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1931 aliases the lhs in a copy stmt.
1932 * tree-ssa-dse.c (struct address_walk_data): Remove.
1933 (memory_ssa_name_same): Likewise.
1934 (memory_address_same): Likewise.
1935 (get_kill_of_stmt_lhs): Likewise.
1936 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1937 unused stores. Look through PHI nodes into post-dominated regions.
1938 (dse_optimize_stmt): Simplify. Properly remove stores.
1939 (tree_ssa_dse): Compute dominators.
1940 (execute_simple_dse): Remove.
1941 (pass_simple_dse): Likewise.
1942 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1943 gimple_loaded_syms and gimple_stored_syms computation.
1944 * toplev.c (dump_memory_report): Dump alias and pta stats.
1945 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1946 (vn_reference_eq): Likewise.
1947 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1948 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1949 valueize_vuses): Remove.
1950 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1951 (get_def_ref_stmt_vuse): ... this.
1952 (vn_reference_lookup_2): New function.
1953 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1954 walking equivalent vuses. Simplify.
1955 (vn_reference_lookup): Likewise.
1956 (vn_reference_insert): Likewise.
1957 (vn_reference_insert_pieces): Likewise.
1958 (visit_reference_op_call): Simplify.
1959 (visit_reference_op_load): Likewise.
1960 (visit_reference_op_store): Likewise.
1961 (init_scc_vn): Remove shared_lookup_vuses initialization.
1962 (free_scc_vn): Remove shared_lookup_vuses freeing.
1963 (sort_vuses, sort_vuses_heap): Remove.
1964 (get_ref_from_reference_ops): Export.
1965 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1966 vector with single vuse pointer.
1967 (vn_reference_lookup_pieces, vn_reference_lookup,
1968 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1969 (shared_vuses_from_stmt): Remove.
1970 (get_ref_from_reference_ops): Declare.
1971 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1973 memory-tag related code.
1974 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1975 (likely_value): Add comment, skip static-chain of call statements.
1976 (surely_varying_stmt_p): Adjust.
1977 (gimplify_and_update_call_from_tree): Likewise.
1978 (execute_fold_all_builtins): Do not rebuild alias info.
1979 (gimplify_and_update_call_from_tree): Properly update VOPs.
1980 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1981 (copy_ref_info): Remove memory-tag related code.
1982 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1983 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1984 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1986 * tree-ssa-dom.c (gimple_p): Remove typedef.
1987 (eliminate_redundant_computations): Adjust.
1988 (record_equivalences_from_stmt): Likewise.
1989 (avail_expr_hash): Likewise.
1990 (avail_expr_eq): Likewise.
1991 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1992 (stmt_makes_single_load): Likewise.
1993 (stmt_makes_single_store): Likewise.
1994 * tree-ssa-alias.c: Rewrite completely.
1995 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1996 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1997 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1998 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1999 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2000 Remove public functions.
2001 (pass_reset_cc_flags): Remove.
2002 (pass_build_alias): Move ...
2003 * tree-ssa-structalias.c (pass_build_alias): ... here.
2004 * tree-ssa-alias.c (may_be_aliased): Move ...
2005 * tree-flow-inline.h (may_be_aliased): ... here.
2006 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2007 count_uses_and_derefs): Move ...
2008 * gimple.c: ... here.
2009 * gimple.h (count_uses_and_derefs): Declare.
2010 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2011 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2012 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2013 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2014 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2015 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2016 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2018 * tree-dfa.c (refs_may_alias_p): Move ...
2019 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2020 * tree-ssa-alias.h: New file.
2021 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2022 (statement_sink_location): Likewise.
2023 * opts.c (decode_options): Do not adjust max-aliased-vops or
2024 avg-aliased-vops values.
2025 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2026 (TV_CALL_CLOBBER): Likewise.
2027 (TV_FLOW_SENSITIVE): Likewise.
2028 (TV_FLOW_INSENSITIVE): Likewise.
2029 (TV_MEMORY_PARTITIONING): Likewise.
2030 (TV_ALIAS_STMT_WALK): New timevar.
2031 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2032 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2033 (get_address_description): Remove memory-tag related code.
2034 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2035 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2036 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2037 and immediate uses in statements. Document.
2038 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2039 (dump_symbols): Remove.
2040 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2041 * alias.c (get_deref_alias_set): New function split out from ...
2042 (get_alias_set): ... here.
2043 * alias.h (get_deref_alias_set): Declare.
2044 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2045 type parameter. Remove restrict pointer handling. Create a
2046 ref-all pointer in case type-based alias sets do not conflict.
2047 (vect_analyze_data_refs): Remove SMT related code.
2048 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2049 (vectorizable_load): Likewise.
2050 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2051 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2052 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2053 Ignore vops and SMTs.
2054 (dr_analyze_alias): Likewise..
2055 (free_data_ref): Likewise.
2056 (create_data_ref): Likewise.
2057 (analyze_all_data_dependences): Likewise.
2058 (get_references_in_stmt): Adjust.
2059 * tree-flow-inline.h (gimple_aliases_computed_p,
2060 gimple_addressable_vars, gimple_call_clobbered_vars,
2061 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2062 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2063 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2064 gimple_mem_ref_stats): Remove.
2065 (gimple_vop): New function.
2066 (op_iter_next_use): Remove vuses and mayuses cases.
2067 (op_iter_next_def): Remove vdefs case.
2068 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2069 (clear_and_done_ssa_iter): Do not set removed fields.
2070 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2071 Assert we are not iterating over vuses or vdefs if not also
2072 iterating over uses or defs.
2073 (op_iter_init_use): Likewise.
2074 (op_iter_init_def): Likewise.
2075 (op_iter_next_vdef): Remove.
2076 (op_iter_next_mustdef): Likewise.
2077 (op_iter_init_vdef): Likewise.
2078 (compare_ssa_operands_equal): Likewise.
2079 (link_use_stmts_after): Handle vuse operand.
2080 (is_call_used): Use is_call_clobbered.
2081 (is_call_clobbered): Global variables are always call clobbered,
2082 query the call-clobbers bitmap.
2083 (mark_call_clobbered): Ignore global variables.
2084 (clear_call_clobbered): Likewise.
2085 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2086 virtual operands sanity check.
2087 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2089 (TARGET_MEM_REF): Remove TMR_TAG operand.
2090 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2091 Remove call-clobber related code.
2092 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2093 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2094 partitions or escape reason.
2095 (get_single_def_stmt, get_single_def_stmt_from_phi,
2096 get_single_def_stmt_with_phi): Remove.
2097 (dump_referenced_vars): Tidy.
2098 (get_ref_base_and_extent): Allow bare decls.
2099 (collect_dfa_stats): Adjust.
2100 * graphite.c (rename_variables_in_stmt): Adjust.
2101 (graphite_copy_stmts_from_block): Likewise.
2102 (translate_clast): Likewise.
2103 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2105 (translate_vuse_through_block): Use the oracle.
2106 (phi_translate_1): Adjust.
2107 (value_dies_in_block_x): Use the oracle. Cache the outcome
2109 (valid_in_sets): Check if the VUSE for
2110 a REFERENCE is available.
2111 (eliminate): Do not remove stmts during elimination,
2112 instead queue and remove them afterwards.
2113 (do_pre): Do not rebuild alias info.
2114 (pass_pre): Run TODO_rebuild_alias before PRE.
2115 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2116 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2117 (mark_all_v_defs_stmt): Remove.
2118 (mark_all_v_defs_seq): Adjust.
2119 (sra_replace): Likewise.
2120 (scalarize_use): Likewise.
2121 (scalarize_copy): Likewise.
2122 (scalarize_init): Likewise.
2123 (scalarize_ldst): Likewise.
2124 (todoflags): Remove.
2125 (tree_sra): Do not rebuild alias info.
2126 (tree_sra_early): Adjust.
2127 (pass_sra): Run TODO_update_address_taken before SRA.
2128 * tree-predcom.c (set_alias_info): Remove.
2129 (prepare_initializers_chain): Do not call it.
2130 (mark_virtual_ops_for_renaming): Adjust.
2131 (mark_virtual_ops_for_renaming_list): Remove.
2132 (initialize_root_vars): Adjust.
2133 (initialize_root_vars_lm): Likewise.
2134 (prepare_initializers_chain): Likewise.
2135 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2136 (may_propagate_copy_into_stmt): Likewise.
2137 (merge_alias_info): Do nothing for now.
2138 (propagate_tree_value_into_stmt): Adjust.
2139 (stmt_may_generate_copy): Likewise.
2140 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2141 not mark symbols for renaming.
2142 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2143 with the same statement, make sure to update the new pointed-to one.
2144 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2145 call statements, do not mark symbols for renaming.
2146 (mark_operand_necessary): Dump something.
2147 (ref_may_be_aliased): New function.
2148 (mark_aliased_reaching_defs_necessary_1): New helper function.
2149 (mark_aliased_reaching_defs_necessary): Likewise.
2150 (mark_all_reaching_defs_necessary_1): Likewise.
2151 (mark_all_reaching_defs_necessary): Likewise.
2152 (propagate_necessity): Do not process virtual PHIs. For
2153 non-aliased loads mark all reaching definitions as necessary.
2154 For aliased loads and stores mark the immediate dominating
2155 aliased clobbers as necessary.
2156 (visited): New global static.
2157 (perform_tree_ssa_dce): Free visited bitmap after propagating
2159 (remove_dead_phis): Perform simple dead virtual PHI removal.
2160 (remove_dead_stmt): Properly unlink virtual operands when
2162 (eliminate_unnecessary_stmts): Schedule PHI removal after
2164 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2165 (process_replaceable): Likewise.
2166 (find_replaceable_in_bb): Likewise.
2167 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2168 based on the single gimple vop.
2169 (verify_flow_insensitive_alias_info): Remove.
2170 (verify_flow_sensitive_alias_info): Likewise.
2171 (verify_call_clobbering): Likewise.
2172 (verify_memory_partitions): Likewise.
2173 (verify_alias_info): Likewise.
2174 (verify_ssa): Adjust..
2175 (execute_update_addresses_taken): Export. Update SSA
2176 manually. Optimize only when optimizing. Use a local bitmap.
2177 (pass_update_address_taken): Remove TODO_update_ssa, add
2179 (pass_update_address_taken): Just use TODO_update_address_taken.
2180 (init_tree_ssa): Do not initialize addressable_vars.
2181 (verify_ssa): Verify new VUSE / VDEF properties.
2182 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2183 Do not call verify_alias_info.
2184 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2185 Do not free the loaded and stored syms bitmaps. Reset the escaped
2186 and callused solutions. Do not free addressable_vars.
2187 Remove memory-tag related code.
2188 (warn_uninitialized_var): Aliases are always available.
2189 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2190 * lambda-code.c (can_put_in_inner_loop): Adjust.
2191 (can_put_after_inner_loop): Likewise.
2192 (perfect_nestify): Likewise.
2193 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2194 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2195 (vectorizable_conversion): Do not mark symbols for renaming.
2196 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2197 (expand_call_inline): Unlink the calls virtual operands before
2199 (tree_function_versioning): Do not call update_ssa if we are not
2200 updating clones. Simplify.
2201 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2202 (propagate_with_phi): Likewise..
2203 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2204 clobber code. Assert we are not aliased or global.
2205 * tree-flow.h: Include tree-ssa-alias.h
2206 (enum escape_type): Remove.
2207 (struct mem_sym_stats_d): Likewise.
2208 (struct mem_ref_stats_d): Likewise.
2209 (struct gimple_df): Add vop member. Remove global_var,
2210 call_clobbered_vars, call_used_vars, addressable_vars,
2211 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2212 escaped and callused members.
2213 (struct ptr_info_def): Remove all members, add points-to solution
2215 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2216 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2217 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2218 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2219 (tree-ssa-alias.o): Likewise.
2220 (toplev.o): Add tree-ssa-alias.h
2221 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2222 * gimple.c (gimple_set_bb): Fix off-by-one error.
2223 (is_gimple_reg): Do not handle memory tags.
2224 (gimple_copy): Also copy virtual operands.
2225 Delay updating the statement. Do not reset loaded and stored syms.
2226 (gimple_set_stored_syms): Remove.
2227 (gimple_set_loaded_syms): Likewise.
2228 (gimple_call_copy_skip_args): Copy the virtual operands
2229 and mark the new statement modified.
2230 * tree-ssa-structalias.c (may_alias_p): Remove.
2231 (set_uids_in_ptset): Take the alias set to prune with as
2232 parameter. Fold in the alias test of may_alias_p.
2233 (compute_points_to_sets): Compute whether a ptr is dereferenced
2235 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2236 other ADDRESSOF constraints on the lhs.
2237 (get_constraint_for_component_ref): Assert that we don't get
2238 ADDRESSOF constraints from the base of the reference.
2239 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2240 (struct variable_info): Remove collapsed_to member.
2241 (get_varinfo_fc): Remove.
2242 (new_var_info): Do not set collapsed_to.
2243 (dump_constraint): Do not follow cycles.
2244 (dump_constraint_graph): Likewise.
2245 (build_pred_graph): Likewise.
2246 (build_succ_graph): Likewise.
2247 (rewrite_constraints): Likewise.
2248 (do_simple_structure_copy): Remove.
2249 (do_rhs_deref_structure_copy): Remove.
2250 (do_lhs_deref_structure_copy): Remove.
2251 (collapse_rest_of_var): Remove.
2252 (do_structure_copy): Re-implement.
2253 (pta_stats): New global variable.
2254 (dump_pta_stats): New function.
2255 (struct constraint_expr): Make offset signed.
2256 (UNKNOWN_OFFSET): Define special value.
2257 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2258 (solution_set_expand): New helper function split out from ...
2259 (do_sd_constraint): ... here.
2260 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2261 (do_ds_constraint): Likewise.
2262 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2263 and CALLUSED = *CALLUSED.
2264 (set_union_with_increment): Make inc argument signed.
2265 (type_safe): Remove.
2266 (get_constraint_for_ptr_offset): Handle unknown and negative
2268 (first_vi_for_offset): Handle offsets before start. Bail
2269 out early for offsets beyond the variable extent.
2270 (first_or_preceding_vi_for_offset): New function.
2271 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2272 Together with ESCAPED = *ESCAPED this properly computes reachability.
2273 (find_what_var_points_to): New function.
2274 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2275 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2276 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2277 pt_solutions_intersect): New functions.
2278 (compute_call_used_vars): Remove.
2279 (compute_may_aliases): New main entry into PTA computation.
2280 * gimple.h (gimple_p): New typedef.
2281 (struct gimple_statement_base): Remove references_memory_p.
2282 (struct gimple_statement_with_memory_ops_base): Remove
2283 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2285 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2286 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2287 gimple_set_references_memory): Remove.
2288 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2289 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2291 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2292 (verify_expr): Allow RESULT_DECL.
2293 (gimple_duplicate_bb): Do not copy virtual operands.
2294 (gimple_duplicate_sese_region): Adjust.
2295 (gimple_duplicate_sese_tail): Likewise.
2296 (mark_virtual_ops_in_region): Remove.
2297 (move_sese_region_to_fn): Do not call it.
2298 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2299 and pass_simple_dse.
2300 (execute_function_todo): Handle TODO_update_address_taken,
2301 call execute_update_addresses_taken for TODO_rebuild_alias.
2302 (execute_todo): Adjust.
2303 (execute_one_pass): Init dump files early.
2304 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2306 (create_general_new_stmt): Clear vops.
2307 * tree-ssa-reassoc.c (get_rank): Adjust.
2308 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2309 symbols for renaming.
2310 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2311 (PARAM_AVG_ALIASED_VOPS): Likewise.
2312 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2313 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2314 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2315 (operand_build_cmp, copy_virtual_operands,
2316 create_ssa_artificial_load_stmt, add_to_addressable_set,
2317 gimple_add_to_addresses_taken): Remove public functions.
2318 (unlink_stmt_vdef): New function.
2320 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2322 * config.gcc (powerpc-*-linux*): Merge variants.
2324 2009-04-02 Chao-ying Fu <fu@mips.com>
2325 James Grosbach <james.grosbach@microchip.com>
2327 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2328 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2330 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2331 keep_interrupts_masked_p, use_debug_exception_return_p.
2332 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2333 keep_interrupts_masked, use_debug_exception_return.
2334 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2335 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2337 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2338 (mips_print_operand): Process COP0 registers to print $0 .. $31
2339 correctly for GAS to process.
2340 (mips_interrupt_extra_call_saved_reg_p): New function.
2341 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2343 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2344 (mips_compute_frame_info): Add supports for interrupt context that
2345 includes doubleword accumulators and COP0 registers.
2346 (mips_for_each_saved_acc): New function.
2347 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2348 mips_for_each_saved_reg.
2349 (mips_save_reg): Save accumulators.
2350 (mips_kernel_reg_p): A new for_each_rtx callback.
2351 (mips_expand_prologue): Support interrupt handlers.
2352 (mips_restore_reg): Restore accumulators.
2353 (mips_expand_epilogue): Support interrupt handlers.
2354 (mips_can_use_return_insn): Return false for interrupt handlers.
2355 (mips_epilogue_uses): New function.
2356 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2357 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2358 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2359 cop0_move): New instructions.
2360 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2361 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2363 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2365 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2366 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2367 interrupt handlers, we use K0 as the temporary register.
2368 (EPILOGUE_USES): Change to a function call.
2369 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2370 handlers, we use K0 as the temporary register.
2372 * doc/extend.texi (Function Attributes): Document interrupt,
2373 use_shadow_register_set, keep_interrupts_masked,
2374 use_debug_exception_return for MIPS attributes.
2376 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2378 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2379 Remove a number of t-files from tmake_file.
2380 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2381 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2382 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2383 target_prototype, not TARGET_PROTOTYPE.
2384 (LINK_OS_GNU_SPEC): Define.
2385 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2386 and darwin-ldoubdle.c.
2388 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2391 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2392 (cpp_options): Ditto.
2393 (default_compilers): Ditto.
2394 (display_help): Ditto.
2395 (process_command): Ditto.
2397 (set_input): Use lbasename instead of duplicate code.
2398 (save_temps_prefix): New static for -save-temps=obj.
2399 (save_temps_length): Ditto.
2401 * doc/invoke.texi (-save-temps=obj): Document new variant to
2404 2009-04-02 Jeff Law <law@redhat.com>
2406 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2409 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2411 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2412 * configure: Regenerated.
2414 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2416 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2417 share the argument list.
2419 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2423 2009-02-12 Diego Novillo <dnovillo@google.com>
2425 * varpool.c (debug_varpool): New.
2426 * cgraph.h (debug_varpool): Declare.
2428 2009-04-02 Jan Hubicka <jh@suse.cz>
2430 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2433 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2435 * config/i386/i386.c (ix86_abi): Move initialization to ...
2436 (override_options): Here.
2438 2009-04-02 Christian Bruel <christian.bruel@st.com>
2440 * config/sh/sh.c (sh_dwarf_register_span): New function.
2441 (TARGET_DWARF_REGISTER_SPAN): Define.
2442 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2444 2009-04-02 Ira Rosen <irar@il.ibm.com>
2446 PR tree-optimization/39595
2447 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2448 interleaved loads group is not greater than the SLP group size.
2450 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2452 * builtins.c (is_builtin_name): New.
2453 (called_as_built_in): Use is_builtin_name.
2454 * tree.h (is_builtin_name): New.
2455 * varasm.c (incorporeal_function_p): Use is_builtin_name
2457 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2459 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2461 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2464 * c-decl.c (clone_underlying_type): Move this ...
2465 * c-common.c (set_underlying_type): ... here.
2466 Also, make sure the function properly sets TYPE_STUB_DECL() on
2467 the newly created typedef variant type.
2468 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2469 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2472 2009-04-02 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/37221
2475 * tree-flow.h (degenerate_phi_result): Declare.
2476 * tree-ssa-dom.c (degenerate_phi_result): Export.
2477 * tree-scalar-evolution.c (analyze_initial_condition): If
2478 the initial condition is defined by a degenerate PHI node
2479 use the degenerate value.
2481 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2483 PR rtl-optimization/39588
2484 * combine.c (merge_outer_ops): Do not set the constant when this
2486 (simplify_shift_const_1): Do not modify it either in this case.
2488 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2490 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2491 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2493 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2496 * c-lex.c (interpret_float): Default (no suffix) is double.
2498 2009-04-1 Xinliang David Li <davidxl@google.com>
2500 * config/i386/i386.c (legitimate_constant_p): Recognize
2501 all one vector constant.
2503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2505 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2506 Change #include order to silence two warnings.
2508 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2510 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2511 (ASM_SPEC): Pass -k to the assembler for PIC code.
2513 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2515 * gcc/config.gcc: Add vax-*-linux* to the switch.
2516 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2517 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2521 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2522 Use predicate macros instead of GET_CODE() == foo.
2523 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2524 ashlsi3, rotrsi3, <unnamed>): Likewise.
2526 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2528 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2529 jbbccihi, jbbccisi): Remova trailing whitespace.
2530 * gcc/config/vax/constraints.md: Likewise.
2531 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2532 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2533 * gcc/config/vax/predicates.md: Likewise.
2534 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2535 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2536 * gcc/config/vax/vax.h: Likewise.
2537 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2539 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2541 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2542 (indirectable_address_p, adjacent_operands_p): Add spaces around
2544 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2548 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2549 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2550 index_term_p, reg_plus_index_p, legitimate_address_p,
2551 vax_mode_dependent_address_p): Update comments to match functions
2552 modified by the recent int->bool conversion.
2554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2556 * gcc/config/vax/builtins.md: Update copyright message.
2557 * gcc/config/vax/constraints.md: Likewise.
2558 * gcc/config/vax/netbsd-elf.h: Likewise.
2559 * gcc/config/vax/predicates.md: Likewise.
2560 * gcc/config/vax/vax-protos.h: Likewise.
2561 * gcc/config/vax/vax.c: Likewise.
2562 * gcc/config/vax/vax.h: Likewise.
2563 * gcc/config/vax/vax.md: Likewise.
2564 * gcc/config/vax/vax.opt: Likewise.
2566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2568 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2569 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2570 * gcc/config/vax/constraints.md (B, R): Likewise.
2571 * gcc/config/vax/predicates.md (external_memory_operand,
2572 nonimmediate_addsub_di_operand): Likewise.
2573 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2574 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2575 untyped_call): Likewise.
2577 2009-04-01 Matt Thomas <matt@3am-software.com>
2579 * config/vax/predicates.md: New file.
2580 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2581 external_const_operand, nonsymbolic_operand, external_memory_operand,
2582 indirect_memory_operand, indexed_memory_operand,
2583 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2584 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2586 * config/vax/constraints.md: New file.
2587 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2589 * config/vax/builtins.md: New file.
2590 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2591 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2593 * config/vax/vax.opt (mqmath): Add option.
2594 * config/vax/vax.md (isfx): Extend with DI.
2595 (VAXintQH, VAXintQHSD): Define.
2596 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2597 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2598 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2599 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2600 (movdi): Update constraints and use vax_output_int_move().
2601 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2602 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2603 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2604 nonlocal_goto): New.
2605 (mov<mode>): Extend accepted operand types.
2606 (subdi3_old): Rename from subdi3, change update constraints and use
2607 a new implementation.
2608 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2609 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2610 MOVE_RATIO, CLEAR_RATIO): Define.
2611 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2612 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2613 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2614 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2615 (split_quadword_operands): Make static and really allow variable
2617 (print_operand_address): Update for PIC generation.
2618 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2619 indexable_address_p, fixup_mathdi_operand,
2620 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2621 (vax_float_literal, legitimate_constant_p,
2622 indirectable_constant_address_p, index_term_p,
2623 reg_plus_index_p): Return bool instead of int.
2624 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2626 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2628 (vax_output_conditional_branch): Indent.
2629 (legitimate_constant_address_p, indirectable_constant_address_p,
2630 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2631 vax_mode_dependent_address_p): Return bool instead of int, update for
2633 * config/vax/vax-protos.h (legitimate_constant_address_p,
2634 legitimate_constant_p, legitimate_address_p,
2635 vax_mode_dependent_address_p): Change declaration to bool.
2636 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2637 vax_expand_addsub_di_operands, vax_output_int_subtract,
2638 vax_output_movmemsi): Declare.
2639 (split_quadword_operands, vax_float_literal): Delete declaration.
2640 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2641 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2642 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2643 ASM_OUTPUT_DWARF_PCREL): Define.
2644 (ASM_SPEC): Change definition to allow PIC generation.
2646 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2648 * doc/sourcebuild.texi: Update front-end requirements.
2650 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2653 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2654 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2655 (booldi3_internal3): Use boolean_or_operator instead of
2658 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2661 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2662 declarator whose size is not an integer constant expression but
2663 folds to an integer constant, then treat it as a constant
2666 2009-04-01 Richard Guenther <rguenther@suse.de>
2668 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2669 i * 4 + 2 to (i * 2 + 1) * 2.
2671 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2674 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2675 return if c_parser_asm_string_literal returned NULL.
2677 2009-04-01 Nick Clifton <nickc@redhat.com>
2679 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2681 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2682 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2683 other typedefs to avoid conflicts with libgcc2.c. Define labels
2684 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2686 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2687 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2690 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2692 * varasm.c (default_function_rodata_section): Declare DOT as
2695 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2696 Andrey Galkin <agalkin@hypercom.com>
2699 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2700 Make object_name unique for each process.
2702 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2705 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2706 addressable variables in the parallel that could go out of scope while
2707 running queued tasks.
2709 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2711 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2712 (CASE_VALUES_THRESHOLD): Redefine.
2713 * config/avr/avr.c (avr_override_options): Remove initialization of
2714 avr_case_values_threshold variable.
2715 (avr_case_values_threshold): Remove variable. Add new function.
2716 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2717 * config/avr/avr.opt (mno-tablejump): Remove option.
2718 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2720 2009-04-01 DJ Delorie <dj@redhat.com>
2722 * varasm.c (default_function_rodata_section): Don't assume
2723 anything about where the first '.' in the section name is.
2725 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2727 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2728 rs6000_emit_stack_tie.
2730 2009-03-31 Ian Lance Taylor <iant@google.com>
2732 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2733 gimple_code with GIMPLE_RESX, not RESX.
2735 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2737 * c-common.c (c_get_ident): New.
2738 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2740 2009-04-01 Ben Elliston <bje@au.ibm.com>
2742 * config/rs6000/sysv4.opt (msdata): Improve option description.
2744 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2746 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2747 (divdf3_internal_lat): Remove.
2748 (divxf3_internal_lat): Remove.
2749 (divxf3_internal_thr): Remove.
2750 (divxf): Use divxf3_internal.
2751 * config/ia64/div.md (divsf3_internal_lat): New.
2752 (divdf3_internal_lat): New.
2753 (divxf3_internal): New.
2755 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2758 * Makefile.in (USE_GCC_STDINT): Define.
2759 (stmp-int-hdrs): Install stdint.h if applicable.
2760 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2762 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2763 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2764 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2765 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2766 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2767 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2768 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2769 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2770 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2771 (c_common_nodes_and_builtins): Initialize
2772 underlying_wchar_type_node. Do not initialize
2773 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2774 nodes for new types.
2775 (c_stddef_cpp_builtins): Define macros for new types.
2776 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2778 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2779 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2780 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2781 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2782 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2783 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2784 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2785 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2786 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2787 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2788 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2789 int16_type_node, int32_type_node, int64_type_node,
2790 uint8_type_node, uint16_type_node, c_uint32_type_node,
2791 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2792 int_least32_type_node, int_least64_type_node,
2793 uint_least8_type_node, uint_least16_type_node,
2794 uint_least32_type_node, uint_least64_type_node,
2795 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2796 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2797 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2798 uintptr_type_node): Define.
2799 * c-cppbuiltin.c (builtin_define_constants,
2800 builtin_define_type_minmax): New.
2801 (builtin_define_stdint_macros): Define more macros.
2802 (c_cpp_builtins): Define more limit macros.
2804 (builtin_define_type_max): Define in terms of
2805 builtin_define_type_minmax. Remove is_long parameter. All
2807 * config.gcc (use_gcc_stdint): Define.
2808 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2809 Add newlib-stdint.h for generic targets.
2810 * config/glibc-stdint.h, config/newlib-stdint.h,
2811 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2812 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2813 * config/score/score.h (UINTPTR_TYPE): Define.
2814 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2815 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2816 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2817 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2818 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2819 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2820 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2821 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2822 * config/spu/spu.h (STDINT_LONG32): Define.
2823 * configure.ac (use_gcc_stdint): Substitute.
2824 * configure: Regenerate.
2825 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2826 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2827 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2828 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2829 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2830 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2831 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2832 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2833 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2834 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2835 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2836 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2837 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2838 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2839 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2840 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2841 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2842 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2843 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2844 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2845 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2846 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2847 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2848 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2849 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2850 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2851 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2852 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2853 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2855 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2857 * loop-iv.c (suitable_set_for_replacement): Renamed from
2858 simplify_using_assignment; changed to return bool and to accept new
2859 args DEST and SRC. Return true iff we find a source/destination pair
2860 that can be used to make a replacement, and fill SRC and DEST if so.
2861 Remove arg ALTERED. Don't deal with altered regs here. All callers
2863 (simplify_using_initial_values): Deal with altered regs here and track
2864 more precisely the effect they have on the validity of our expression.
2866 * loop-iv.c (simplify_using_condition): A condition of the form
2867 (EQ REG CONST) can be used to simply make a substitution.
2868 (simplify_using_initial_values): Keep track of conditions we have seen
2869 and keep using them to simplify new expressions, while applying the
2870 same substitutions to them as to the expression.
2872 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2873 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2876 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2877 changed. Use this when trying to improve the upper bound.
2878 Generate the comparison by using simplify_gen_relational.
2880 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2882 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2884 (simplify_using_assignment, simplify_using_initial_values): Call
2885 replace_in_expr to make replacements. Call replace_single_def_regs
2886 once on the initial version of the expression.
2888 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2891 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2893 2009-03-31 Richard Guenther <rguenther@suse.de>
2896 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2897 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2899 2009-03-31 Richard Guenther <rguenther@suse.de>
2901 * tree.h (div_if_zero_remainder): Declare.
2902 * fold-const.c (div_if_zero_remainder): Export.
2903 * tree-ssa-forwprop.c
2904 (forward_propagate_addr_into_variable_array_index): Handle
2905 constant array index addition outside of the variable index.
2907 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2910 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2911 define_splits, floatunssi<mode>2): Require x87 conversions from
2912 DImode to be permitted.
2914 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2916 PR preprocessor/15638
2917 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2919 2009-03-31 Richard Guenther <rguenther@suse.de>
2923 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2924 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2925 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2926 a separate statement.
2927 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2928 (lookup_tmp_var): Likewise.
2929 (is_gimple_formal_tmp_or_call_rhs): Remove.
2930 (is_gimple_reg_or_call_rhs): Rename to ...
2931 (is_gimple_reg_rhs_or_call): ... this.
2932 (is_gimple_mem_or_call_rhs): Rename to ...
2933 (is_gimple_mem_rhs_or_call): ... this.
2934 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2935 DECL_GIMPLE_REG_P only if is_formal is true.
2936 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2937 for non-proper post-modify expression gimplification.
2938 (gimplify_self_mod_expr): For post-modify expressions gimplify
2939 the lvalue to a minimal lvalue.
2940 (rhs_predicate_for): Remove formal temp case.
2941 (gimplify_modify_expr_rhs): Likewise.
2942 (gimplify_addr_expr): Use is_gimple_reg.
2943 (gimplify_expr): Remove formal temp cases.
2944 (gimple_regimplify_operands): Likewise.
2945 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2946 and FILTER_EXPR like constants.
2947 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2949 (is_gimple_formal_tmp_rhs): Remove.
2950 (is_gimple_reg_rhs): Remove special casing.
2951 (is_gimple_mem_rhs): Fix.
2952 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2953 (is_gimple_formal_tmp_var): Remove.
2954 (is_gimple_formal_tmp_reg): Likewise.
2955 (is_gimple_min_lval): Allow invariant component ref parts.
2956 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2957 is_gimple_formal_tmp_reg): Remove declarations.
2958 * tree-cfg.c (verify_expr): Verify that variables with address
2959 taken do not have DECL_GIMPLE_REG_P set.
2960 * tree-mudflap.c (mf_build_check_statement_for): Use
2961 force_gimple_operand instead of gimplify_expr.
2963 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2965 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2966 schedulable rows to compute_split_row.
2968 2009-03-31 Ben Elliston <bje@au.ibm.com>
2971 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2974 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2976 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2977 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2978 * configure: Regenerate.
2979 * config.in: Regenerate.
2980 * config/rs6000/rs6000.opt (mtls-markers): Add.
2981 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2982 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2983 (tls_ld_aix, tls_ld_sysv): Likewise.
2984 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2985 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2987 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2989 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2991 2009-03-30 Jan Hubicka <jh@suse.cz>
2993 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2995 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2996 detection and label handling.
2998 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3000 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3001 left_conflicts_size.
3002 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3003 ALLOCNO_LEFT_CONFLICTS_SIZE.
3005 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3006 remove_allocno_from_bucket_and_push,
3007 allocno_spill_priority_compare, push_allocnos_to_stack,
3008 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3009 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3010 (setup_allocno_left_conflicts_num): Ditto. Rename to
3011 setup_allocno_left_conflicts_size.
3012 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3013 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3014 setup_allocno_left_conflicts_size instead of
3015 setup_allocno_left_conflicts_num.
3017 * ira-build.c (ira_create_allocno): Use
3018 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3019 ALLOCNO_LEFT_CONFLICTS_NUM.
3021 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3023 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3024 instead of DF_LR_OUT.
3026 * ira-lives.c (process_bb_node_lives): Ditto.
3028 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3029 instead of DF_LR_{OUT,IN}.
3031 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3033 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3035 2009-03-30 Jan Hubicka <jh@suse.cz>
3037 * except.c (label_to_region_map): Fix thinko.
3039 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3042 * tree.h (tree_find_value): New declaration.
3043 * tree.c (tree_find_value): New function.
3044 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3046 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3049 * c-decl.c (struct c_binding): Add locus field.
3050 (bind): Add locus argument, set locus field from it.
3051 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3052 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3053 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3054 implicitly_declare, undeclared_variable, lookup_label,
3055 declare_label, c_make_fname_decl, c_builtin_function,
3056 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3059 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3062 * config/i386/i386.c (classify_argument): Check total size of
3065 2009-03-30 Martin Jambor <mjambor@suse.cz>
3067 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3068 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3069 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3072 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3073 seen_variable_array_ref while also traversing a union.
3075 * tree-inline.c (optimize_inline_calls): Do not call
3076 cgraph_node_remove_callees.
3077 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3078 (pass_remove_cgraph_callee_edges): New variable.
3079 * passes.c (init_optimization_passes): Add
3080 pass_remove_cgraph_callee_edges after early inlining and before all
3081 late intraprocedural passes.
3083 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3085 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3087 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3090 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3092 * combine.c (simplify_comparison): Use have_insn_for.
3093 * dojump.c (do_jump): Likewise.
3095 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3097 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3098 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3099 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3100 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3101 instead of sparc_compare_emitted.
3102 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3103 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3104 instead of sparc_compare_emitted.
3106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3108 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3109 enter/exit cfglayout mode.
3110 (pass_partition_block): Require it.
3111 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3112 (combine_instructions): Track basic blocks instead of labels.
3113 (update_cfg_for_uncondjump): New.
3114 (try_combine): Use it. Update jumps after rescanning.
3115 (pass_combine): Require PROP_cfglayout.
3116 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3118 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3120 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3121 Provide/destroy PROP_cfglayout respectively.
3122 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3123 * tree-pass.h (PROP_cfglayout): New.
3125 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3127 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3128 fold_convert_const_fixed_from_fixed,
3129 fold_convert_const_fixed_from_int,
3130 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3131 set TREE_CONSTANT_OVERFLOW.
3132 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3133 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3135 2009-03-30 Ira Rosen <irar@il.ibm.com>
3137 * tree-vect-loop-manip.c: New file.
3138 * tree-vectorizer.c: Update documentation and included files.
3139 (vect_loop_location): Make extern.
3140 (rename_use_op): Move to tree-vect-loop-manip.c
3141 (rename_variables_in_bb, rename_variables_in_loop,
3142 slpeel_update_phis_for_duplicate_loop,
3143 slpeel_update_phi_nodes_for_guard1,
3144 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3145 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3146 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3147 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3148 find_loop_location): Likewise.
3149 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3150 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3151 get_vectype_for_scalar_type, vect_is_simple_use,
3152 supportable_widening_operation, supportable_narrowing_operation):
3154 (bb_in_loop_p): Move to tree-vect-loop.c.
3155 (new_loop_vec_info, destroy_loop_vec_info,
3156 reduction_code_for_scalar_code, report_vect_op,
3157 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3158 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3159 (vect_supportable_dr_alignment): Likewise.
3160 * tree-vectorizer.h (tree-data-ref.h): Include.
3161 (vect_loop_location): Declare.
3162 Reorganize function declarations according to the new file structure.
3163 * tree-vect-loop.c: New file.
3164 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3165 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3166 * tree-vect-data-refs.c: New file.
3167 * tree-vect-patterns.c (timevar.h): Don't include.
3168 * tree-vect-stmts.c: New file.
3169 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3170 tree-vect-slp.c, tree-vect-loop.c.
3171 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3172 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3173 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3174 (tree-vect-analyze.o): Remove.
3175 (tree-vect-transform.o): Likewise.
3176 (tree-vect-data-refs.o): Add rule.
3177 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3178 tree-vect-slp.o): Likewise.
3179 (tree-vect-patterns.o): Remove redundant dependencies.
3180 (tree-vectorizer.o): Likewise.
3181 * tree-vect-slp.c: New file.
3183 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3185 * optc-gen.awk: Warn if an option flag has multiple different
3188 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3190 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3191 -floop-block): Document dependences on PPL, CLooG and Graphite.
3193 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3195 PR rtl-optimization/323
3196 * c-common.c (c_fully_fold, convert_and_check,
3197 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3198 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3199 * c-common.def (EXCESS_PRECISION_EXPR): New.
3200 * c-cppbuiltin.c (builtin_define_float_constants): Define
3201 constants with enough digits for long double.
3202 * c-lex.c (interpret_float): Interpret constant with excess
3203 precision where appropriate.
3204 * c-opts.c (c_common_post_options): Set
3205 flag_excess_precision_cmdline. Give an error for
3206 -fexcess-precision=standard for C++ for processors where the
3207 option is significant.
3208 * c-parser.c (c_parser_conditional_expression): Handle excess
3209 precision in condition.
3210 * c-typeck.c (convert_arguments): Handle arguments with excess
3212 (build_unary_op): Move excess precision outside operation.
3213 (build_conditional_expr): Likewise.
3214 (build_compound_expr): Likewise.
3215 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3216 (build_modify_expr): Handle excess precision in RHS.
3217 (convert_for_assignment): Handle excess precision in converted
3219 (digest_init, output_init_element, process_init_element): Handle
3220 excess precision in initializer.
3221 (c_finish_return): Handle excess precision in return value.
3222 (build_binary_op): Handle excess precision in operands and add
3223 excess precision as needed for operation.
3224 * common.opt (-fexcess-precision=): New option.
3225 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3226 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3227 For standard excess precision, output explicit conversion to and
3228 truncation from XFmode.
3229 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3230 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3231 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3232 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3233 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3234 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3235 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3236 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3237 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3238 define_splits, sqrt<mode>2): Disable where appropriate for
3239 standard excess precision.
3240 * convert.c (convert_to_real): Do not shorten arithmetic to type
3241 for which excess precision would be used.
3242 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3243 * doc/invoke.texi (-fexcess-precision=): Document option.
3244 (-mfpmath=): Correct index entry.
3245 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3246 flag_excess_precision): New.
3247 * langhooks.c (lhd_post_options): Set
3248 flag_excess_precision_cmdline.
3249 * opts.c (common_handle_option): Handle -fexcess-precision=.
3250 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3251 init_excess_precision): New.
3252 (lang_dependent_init_target): Call init_excess_precision.
3253 * tree.c (excess_precision_type): New.
3254 * tree.h (excess_precision_type): Declare.
3256 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3259 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3260 non-lvalue to component.
3262 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3264 PR preprocessor/34695
3265 * Makefile.in (c-opts.o): Depend on c-tree.h.
3266 * c-common.c: Move down include of diagnostic.h.
3267 (done_lexing, c_cpp_error): New.
3268 * c-common.h (done_lexing): Declare.
3269 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3271 * c-opts.c: Include c-tree.h.
3272 (c_common_init_options): Set preprocessor error callback.
3273 (c_common_handle_option): Do not set preprocessor
3274 inhibit_warnings, warnings_are_errors, warn_system_headers,
3275 pedantic_errors or inhibit_warnings flags.
3276 (c_common_post_options): Do not check cpp_errors (parse_in).
3277 (c_common_finish): Do not output dependencies if there were
3278 errors. Do not check return value of cpp_finish.
3279 * c-ppoutput.c (pp_file_change): Set input_location.
3280 * c-tree.h (c_cpp_error): Declare.
3281 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3283 (diagnostic_build_prefix): Check override_column.
3284 * diagnostic.h (diagnostic_info): Add override_column field.
3285 (diagnostic_override_column): Define.
3287 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3289 * c-common.c (c_expand_expr, c_staticp): Remove.
3290 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3291 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3292 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3293 * c-gimplify.c (gimplify_compound_literal_expr,
3294 optimize_compound_literals_in_ctor): Remove.
3295 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3296 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3297 * c-semantics.c (emit_local_var): Remove.
3299 * langhooks-def.h (lhd_expand_expr): Remove.
3300 * langhooks.c (lhd_expand_expr): Remove.
3301 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3303 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3304 handling from c-semantics.c; don't call into langhook.
3305 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3306 * gimplify.c (gimplify_compound_literal_expr,
3307 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3308 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3309 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3310 as was done in c-gimplify.c.
3311 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3312 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3313 Move from c-common.h.
3314 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3316 * tree.c (staticp): Do not call langhook.
3317 * langhooks.c (lhd_staticp): Delete.
3318 * langhooks-def.h (lhd_staticp): Delete prototype.
3319 (LANG_HOOKS_STATICP): Delete.
3320 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3322 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3323 instead of DECL_STMTs.
3325 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3333 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3335 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3336 contained expression.
3337 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3338 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3339 conditional expressions for C.
3340 (decl_constant_value_for_optimization): Move from
3341 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3342 whether optimizing and that the expression is a VAR_DECL not of
3343 array type instead of doing such checks in the caller. Do not
3344 check pedantic. Call gcc_unreachable for C++.
3345 * c-common.def (C_MAYBE_CONST_EXPR): New.
3346 * c-common.h (c_fully_fold, c_save_expr,
3347 decl_constant_value_for_optimization): New prototypes.
3348 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3349 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3350 EXPR_INT_CONST_OPERANDS): Define.
3351 * c-convert.c (convert): Strip nops from expression.
3352 * c-decl.c (groktypename): Take extra parameters expr and
3353 expr_const_operands. Update call to grokdeclarator.
3354 (start_decl): Update call to grokdeclarator. Add statement for
3355 expressions used in type of decl.
3356 (grokparm): Update call to grokdeclarator.
3357 (push_parm_decl): Update call to grokdeclarator.
3358 (build_compound_literal): Add parameter non_const and build a
3359 C_MAYBE_COSNT_EXPR if applicable.
3360 (grokdeclarator): Take extra parameters expr and
3361 expr_const_operands. Track expressions used in declaration
3362 specifiers and declarators. Fold array sizes and track whether
3363 they are constant expressions and whether they are integer
3364 constant expressions.
3365 (parser_xref_tag): Set expr and expr_const_operands fields in
3367 (grokfield): Update call to grokdeclarator.
3368 (start_function): Update call to grokdeclarator.
3369 (build_null_declspecs): Set expr and expr_const_operands fields in
3371 (declspecs_add_type): Handle expressions in typeof specifiers.
3372 * c-parser.c (c_parser_declspecs): Set expr and
3373 expr_const_operands fields for declaration specifiers.
3374 (c_parser_enum_specifier): Likewise.
3375 (c_parser_struct_or_union_specifier): Likewise.
3376 (c_parser_typeof_specifier): Likewise. Update call to
3377 groktypename. Fold expression as needed. Return expressions with
3378 type instead of adding statements.
3379 (c_parser_attributes): Update calls to c_parser_expr_list.
3380 (c_parser_statement_after_labels): Fold expression before passing
3381 to objc_build_throw_stmt.
3382 (c_parser_condition): Fold expression.
3383 (c_parser_asm_operands): Fold expression.
3384 (c_parser_conditional_expression): Use c_save_expr. Update call
3385 to build_conditional_expr.
3386 (c_parser_alignof_expression): Update call to groktypename.
3387 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3388 original_code. Fold expression argument of va_arg. Create
3389 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3390 argument to va_arg. Update calls to groktypename. Fold array
3391 index for offsetof. Verify that first argument to
3392 __builtin_choose_expr has integer type.
3393 (c_parser_postfix_expression_after_paren_type): Update calls to
3394 groktypename and build_compound_literal. Handle expressions with
3395 side effects in type name.
3396 (c_parser_postfix_expression_after_primary): Update call to
3397 c_parser_expr_list. Set original_code for calls to
3398 __builtin_constant_p.
3399 (c_parser_expr_list): Take extra parameter fold_p. Fold
3400 expressions if requested.
3401 (c_parser_objc_type_name): Update call to groktypename.
3402 (c_parser_objc_synchronized_statement): Fold expression.
3403 (c_parser_objc_receiver): Fold expression.
3404 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3405 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3406 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3407 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3408 (struct c_typespec): Add elements expr and expr_const_operands.
3409 (struct c_declspecs): Add elements expr and expr_const_operands.
3410 (groktypename, build_conditional_expr, build_compound_literal):
3412 (in_late_binary_op): Declare.
3413 * c-typeck.c (note_integer_operands): New function.
3414 (in_late_binary_op): New variable.
3415 (decl_constant_value_for_broken_optimization): Move to c-common.c
3416 and rename to decl_constant_value_for_optimization.
3417 (default_function_array_conversion): Do not strip nops.
3418 (default_conversion): Do not call
3419 decl_constant_value_for_broken_optimization.
3420 (build_array_ref): Do not fold result.
3421 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3422 result when operand is a VLA.
3423 (c_expr_sizeof_type): Update call to groktypename. Handle
3424 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3425 result when operand names a VLA type.
3426 (build_function_call): Update call to build_compound_literal.
3427 Only fold result for calls to __builtin_* functions. Strip
3428 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3429 the function designator.
3430 (convert_arguments): Fold arguments. Update call to
3431 convert_for_assignment.
3432 (build_unary_op): Handle increment and decrement of
3433 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3434 decrement earlier. Fold operand of increment and decrement.
3435 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3436 built for integer operand. Wrap returns that are INTEGER_CSTs
3437 without being integer constant expressions or that have integer
3438 constant operands without being INTEGER_CSTs.
3439 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3440 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3441 result is an integer constant expression or can be used in
3442 unevaluated parts of one and avoid folding and wrap as
3443 appropriate. Fold operands before possibly doing -Wsign-compare
3445 (build_compound_expr): Wrap result for C99 if operands can be used
3446 in integer constant expressions.
3447 (build_c_cast): Update call to digest_init. Do not ignore
3448 overflow from casting floating-point constants to integers. Wrap
3449 results that could be confused with integer constant expressions,
3450 null pointer constants or floating-point constants.
3451 (c_cast_expr): Update call to groktypename. Handle expressions
3452 included in type name.
3453 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3454 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3455 Update calls to convert_for_assignment.
3456 (convert_for_assignment): Take new parameter
3457 null_pointer_constant. Do not strip nops or call
3458 decl_constant_value_for_broken_optimization. Set
3459 in_late_binary_op for conversions to boolean.
3460 (store_init_value): Update call to digest_init.
3461 (digest_init): Take new parameter null_pointer_constant. Do not
3462 call decl_constant_value_for_broken_optimization. pedwarn for
3463 initializers not constant expressions. Update calls to
3464 convert_for_assignment.
3465 (constructor_nonconst): New.
3466 (struct constructor_stack): Add nonconst element.
3467 (really_start_incremental_init, push_init_level, pop_init_level):
3468 Handle constructor_nonconst and nonconst element.
3469 (set_init_index): Call constant_expression_warning for array
3471 (output_init_element): Fold value. Set constructor_nonconst as
3472 applicable. pedwarn for initializers not constant expressions.
3473 Update call to digest_init. Call constant_expression_warning
3474 where constant initializers are required.
3475 (process_init_element): Use c_save_expr.
3476 (c_finish_goto_ptr): Fold expression.
3477 (c_finish_return): Fold return value. Update call to
3478 convert_for_assignment.
3479 (c_start_case): Fold switch expression.
3480 (c_process_expr_stmt): Fold expression.
3481 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3482 ensure statement expression is not evaluated in constant expression.
3483 (build_binary_op): Track whether results are integer constant
3484 expressions or may occur in such, disable folding and wrap results
3485 as applicable. Fold operands for -Wsign-compare warnings unless
3487 (c_objc_common_truthvalue_conversion): Handle results folded to
3488 integer constants that are not integer constant expressions.
3489 * doc/extend.texi: Document when typeof operands are evaluated,
3490 that condition of __builtin_choose_expr is an integer constant
3491 expression, and more about use of __builtin_constant_p in
3494 2009-03-29 Richard Guenther <rguenther@suse.de>
3496 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3497 propagate addresses of array references.
3499 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3501 * regmove.c (perhaps_ends_bb_p): Remove.
3502 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3503 from INSN and check that the main loop stays within that basic block.
3504 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3505 (regmove_forward_pass): Split out from regmove_optimize. Use
3506 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3507 (regmove_backward_pass): Split out from regmove_optimize. Use
3508 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3509 (regmove_optimize): Simplify.
3511 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/i386.c (classify_argument): Ignore flexible array
3515 member in struct and warn ABI change.
3517 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3519 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3521 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3522 (ix86_adjust_cost): Updated.
3524 2009-03-29 Jan Hubicka <jh@suse.cz>
3527 * tree-pass.h (pass_cleanup_eh): New function.
3528 (remove_unreachable_regions): Break code handling RTL
3529 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3530 that can not be reached by runtime.
3531 (can_be_reached_by_runtime): New function.
3532 (label_to_region_map): New function.
3533 (num_eh_regions): New function.
3534 (rtl_remove_unreachable_regions): New function.
3535 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3536 (remove_eh_region): New function.
3537 * except.h: Include sbitmap and vecprim.
3538 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3539 num_eh_regions): Declare.
3540 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3541 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3542 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3543 (tree_empty_eh_handler_p): New function.
3544 (cleanup_empty_eh): New function.
3545 (cleanup_eh): New function.
3546 (pass_cleanup_eh): New function.
3548 2009-03-29 Jan Hubicka <jh@suse.cz>
3550 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3551 for removed regions.
3553 2009-03-29 Jan Hubicka <jh@suse.cz>
3555 * except.c (dump_eh_tree): Dump all datastructures.
3557 2009-03-29 Jan Hubicka <jh@suse.cz>
3559 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3560 (duplicate_eh_regions_1): Likewise.
3561 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3562 vector; call EH verification.
3563 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3564 Be ready for region being removed.
3566 2009-03-29 Jan Hubicka <jh@suse.cz>
3568 * bitmap.c (bitmap_last_set_bit): New function.
3569 * bitmap.h (bitmap_last_set_bit): Declare.
3571 2009-03-29 David Ayers <ayers@fsfe.org>
3574 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3575 by calling objc_compare_types and surpress warnings about
3576 incompatible C pointers that are compatible ObjC pointers.
3578 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3580 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3581 call initialize_inline_failed.
3582 (initialize_inline_failed): Move it from here ...
3583 * cgraph.c (initialize_inline_failed): ... to here.
3584 (cgraph_create_edge): Call initialize_inline_failed rather than
3585 setting inline_failed directly.
3587 2009-03-29 Ben Elliston <bje@au.ibm.com>
3590 * sysv4.opt (msdata): Improve comment.
3591 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3592 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3594 2009-03-29 Ben Elliston <bje@au.ibm.com>
3597 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3598 load and store attributes.
3600 2009-03-29 Ben Elliston <bje@au.ibm.com>
3602 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3603 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3604 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3605 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3606 __builtin_infq and __builtin_huge_valq.
3608 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3610 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3612 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3613 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3615 2009-03-28 Xinliang David Li <davidxl@google.com>
3617 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3618 (do_dbg_cnt): New function.
3620 2009-03-28 Jan Hubicka <jh@suse.cz>
3622 Merge from pretty-ipa:
3624 2009-03-27 Jan Hubicka <jh@suse.cz>
3626 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3627 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3628 * passes.c (function_called_by_processed_nodes_p): New.
3629 * ipa-pure-const.c (check_call): Fix handling of operands.
3630 (analyze_function): Dump debug output for skipped bodies.
3631 (local_pure_const): Use function_called_by_processed_nodes_p.
3632 * dwarf2out.c (reference_to_unused): Use output.
3633 * passes.c (do_per_function_toporder): Likewise.
3635 2008-11-12 Jan Hubicka <jh@suse.cz>
3637 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3638 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3639 state_set_in_source enum
3640 (check_decl): Ignore memory tags; do not set fake looping flags;
3642 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3643 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3644 (check_call, analyze_function): Rewrite.
3646 (add_new_function): Update call of analyze_function.
3647 (generate_summary): Add call of analyze_function.
3648 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3649 (local_pure_const): New function.
3650 (pass_local_pure_const): New pass.
3651 * ipa-inline.c (inline_transform): Set after_inlining.
3652 * tree-eh.c (stmt_can_throw_external): New.
3653 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3654 work with aliasing built.
3655 * tree-flow.h (stmt_can_throw_external): New.
3656 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3657 and local pure/const pass in early and late optimization queue.
3659 2009-03-28 Martin Jambor <mjambor@suse.cz>
3661 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3663 (fold_binary): Allow function decl aligment consideration is the
3664 second argument is integer constant one.
3665 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3666 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3667 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3669 2009-03-28 Jan Hubicka <jh@suse.cz>
3671 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3672 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3673 * function.h (rtl_data): Add nothrow flag.
3674 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3675 set DECL_NOTHROW for AVAILABLE functions.
3677 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3679 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3680 following vector keyword has expansion starting with pixel or bool
3681 keyword, expand vector to __vector and pixel or bool to __pixel or
3685 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3686 warn_if_disallowed_function_p): Removed.
3687 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3688 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3689 warning_if_disallowed_function_p.
3690 * flags.h (warn_if_disallowed_function_p,
3691 warn_disallowed_functions): Removed.
3692 * common.opt (Wdisallowed-function-list=): Removed.
3693 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3695 2009-03-28 Richard Guenther <rguenther@suse.de>
3697 PR tree-optimization/38723
3698 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3701 2009-03-28 Jan Hubicka <jh@suse.cz>
3703 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3704 test introduced by my previous patch.
3706 2009-03-28 Richard Guenther <rguenther@suse.de>
3708 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3709 the PHIs value undefined.
3711 2009-03-28 Jan Hubicka <jh@suse.cz>
3713 * tree-pass.h (pass_fixup_cfg): New pass.
3714 * ipa-inline.c (inline_transform): Set
3715 always_inline_functions_inlined/after_inlining.
3716 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3717 (pass_fixup_cfg): New pass.
3718 * passes.c (init_optimization_passes): Add fixup_cfg.
3720 2009-03-28 Richard Guenther <rguenther@suse.de>
3722 PR tree-optimization/38458
3723 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3724 argument use the arguments copy-of value.
3726 2009-03-28 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/38180
3729 * tree-ssa-ccp.c (get_default_value): Simplify.
3730 (likely_value): Likewise.
3731 (surely_varying_stmt_p): Properly handle VOP case.
3732 (ccp_initialize): Likewise.
3733 (ccp_fold): Handle propagating through *&.
3734 (fold_const_aggregate_ref): Also handle decls.
3736 2009-03-28 Jan Hubicka <jh@suse.cz>
3738 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3739 * cgraph.h (cgraph_node): Likewise.
3740 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3741 (cgraph_reset_node): Use process flag.
3742 (cgraph_mark_functions_to_output): Likewise.
3743 (cgraph_expand_function): Likewise.
3744 (cgraph_expand_all_functions): Likewise.
3745 (cgraph_output_in_order): Likewise.
3746 * dwarf2out.c (reference_to_unused): Likewise.
3747 * passes.c do_per_function_toporder): Likewise.
3749 2009-03-28 Jan Hubicka <jh@suse.cz>
3751 Bring from lto-branch:
3753 2008-09-03 Doug Kwan <dougkwan@google.com>
3755 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3756 enums instead of reason strings.
3757 * cgraph.c (cgraph_create_edge): Same.
3758 (cgraph_inline_failed_string): New function.
3759 * cgraph.h (cgraph_inline_failed_t): New enum type.
3760 (cgraph_inline_failed_string): New prototype.
3761 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3762 char pointer to cgraph_inline_failed_t.
3763 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3764 (cgraph_default_inline_p): Ditto.
3765 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3766 to cgraph_inline_failed_t pointer.
3767 * cif-code.def: New file.
3768 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3770 (cgraph_check_inline_limits): Change type of REASON to pointer to
3771 cgraph_inline_failed_t. Replace reason strings with enums.
3772 (cgraph_default_inline_p): Ditto.
3773 (cgraph_recursive_inlining_p): Ditto.
3774 (update_caller_keys): Change type of FAILED_REASON to
3775 cgraph_inline_failed_t.
3776 (cgraph_set_inline_failed): Change type of REASON to pointer to
3777 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3778 convert enums to strings for text output.
3779 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3780 to be of type cgraph_inline_failed_t. Replace reason strings with
3781 enums. Call cgraph_inline_failed_string to covert enums
3782 to strings for text output.
3783 (cgraph_decide_inlining): Replace reason strings with enums.
3784 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3785 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3787 * tree-inline.c (expand_call_inline): Change type of REASON
3788 to cgraph_inline_failed_t. Replace reason strings with enums.
3789 Call cgraph_inline_failed_string for text output.
3790 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3793 2009-03-28 Jan Hubicka <jh@suse.cz>
3795 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3796 cgraph_clone_node): Remove master clone handling.
3797 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3798 * cgraph.h (master_clone): Remove.
3799 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3800 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3801 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3803 2009-03-28 Jan Hubicka <jh@suse.cz>
3805 * cgraph.c (cgraph_function_body_availability): Functions declared
3806 inline are always safe to assume that it is not going to be replaced.
3808 2009-03-28 Richard Guenther <rguenther@suse.de>
3810 PR tree-optimization/38513
3811 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3813 EXC_PTR_EXPR and FILTER_EXPR.
3814 (get_ref_from_reference_ops): Likewise.
3816 2009-03-28 Richard Guenther <rguenther@suse.de>
3818 PR tree-optimization/38968
3819 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3820 Use FLOOR_MOD_EXPR to compute misalignment.
3822 2009-03-28 Richard Guenther <rguenther@suse.de>
3824 PR tree-optimization/37795
3825 * tree.h (combine_comparisons): Declare.
3826 * fold-const.c (combine_comparisons): Export.
3827 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3829 (ifcombine_iforif): Use combine_comparisons.
3831 2009-03-28 Jan Hubicka <jh@suse.cz>
3833 * tree-eh.c (inlinable_call_p): New function.
3834 (make_eh_edges): Use it.
3835 (verify_eh_edges): Use it.
3836 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3837 * except.c (reachable_next_level): Add inlinable_function argument
3838 (sjlj_find_directly_reachable_regions): Update.
3839 (add_reachable_handler): Do not set saw_any_handlers.
3840 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3841 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3842 Add new inlinable call parameter.
3843 (can_throw_internal, can_throw_external): Update.
3844 * except.h (can_throw_internal_1, can_throw_external_1,
3845 foreach_reachable_handler): Update declaration.
3847 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3849 * config/arm/t-arm-coff, config/h8300/coff.h,
3850 config/i386/i386-aout.h, config/i386/i386-coff.h,
3851 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3852 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3853 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3854 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3855 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3856 sys-types.h: Remove.
3857 * Makefile.in: Remove protoize and fixproto support and references
3859 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3860 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3862 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3863 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3864 unprotoize$(exeext).
3865 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3866 (.PHONY): Don't depend on proto.
3867 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3868 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3869 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3870 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3871 build/gen-protos.o, build/scan.o, xsys-protos.h,
3872 build/fix-header$(build_exeext), build/fix-header.o,
3873 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3874 stmp-install-fixproto): Remove.
3875 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3876 SYSCALLS.c or fixproto files.
3877 (install-common): Don't install protoize.
3878 (install-headers-tar, install-headers-cpio, install-headers-cp):
3879 Don't depend on $(STMP_FIXPROTO).
3880 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3881 install fixproto files or write out fixproto settings.
3882 (uninstall): Don't uninstall protoize.
3883 * config.gcc (use_fixproto): Remove.
3884 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3885 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3886 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3887 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3888 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3889 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3890 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3891 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3892 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3893 * config/t-vxworks (STMP_FIXPROTO): Remove.
3894 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3895 STMP_FIXPROTO): Remove.
3896 * config.in, configure: Regenerate.
3897 * crtstuff.c (gid_t, uid_t): Don't undefine.
3898 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3899 (arm-*-coff, arm-*-aout: Remove target entries.
3900 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3901 Remove mention of AIX 4.1.
3902 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3903 * doc/invoke.texi (Running Protoize): Remove.
3904 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3905 (Protoize Caveats): Remove.
3906 * tsystem.h: Update comments on headers assumed to exist.
3908 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3910 * genautomata.c: Add a new year to the copyright. Add a new
3912 (struct insn_reserv_decl): Add comments for member bypass_list.
3913 (find_bypass): Remove.
3914 (insert_bypass): New.
3915 (process_decls): Use insert_bypass.
3916 (output_internal_insn_latency_func): Output all bypasses with the
3917 same input insn in one switch case.
3919 * rtl.def (define_bypass): Describe bypass choice.
3920 * doc/md.texi (define_bypass): Ditto.
3922 2009-03-27 Richard Guenther <rguenther@suse.de>
3924 * gimplify.c (mark_addressable): Export.
3925 * tree-flow.h (mark_addressable): Declare.
3926 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3927 * tree-ssa.c (verify_phi_args): Verify that address taken
3928 variables have TREE_ADDRESSABLE set.
3930 2009-03-27 Richard Guenther <rguenther@suse.de>
3932 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3933 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3934 Do not mark decls TREE_ADDRESSABLE.
3935 (build_fold_addr_expr): Adjust.
3936 (fold_addr_expr): Remove.
3937 (fold_unary): Use build_fold_addr_expr.
3938 (fold_comparison): Likewise.
3939 (split_address_to_core_and_offset): Likewise.
3940 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3942 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3943 (gimplify_modify_expr_to_memcpy): Mark source and destination
3945 * omp-low.c (create_omp_child_function): Mark the object decl
3947 (lower_rec_input_clauses): Mark the var we take the address of
3949 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3951 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3954 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3955 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3957 2009-03-27 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/39120
3960 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3962 (handle_lhs_call): Process return constraints. Add escape
3963 constraints if necessary.
3964 (handle_const_call): Fill out return constraints. Make nested
3965 case more precise. Avoid consttmp if possible.
3966 (handle_pure_call): Fill out return constraints. Avoid
3967 callused if possible.
3968 (find_func_aliases): Simplify call handling.
3970 2009-03-27 Richard Guenther <rguenther@suse.de>
3972 PR tree-optimization/39120
3973 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3974 as a representative.
3975 (solve_graph): Do propagate CALLUSED.
3976 (handle_pure_call): Use a scalar constraint from CALLUSED for
3978 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3981 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3984 * c-common.c (handle_aligned_attribute): Properly check alignment
3985 overflow. Use (1U << i) instead of (1 << i).
3987 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3989 * expr.h (get_mem_align_offset): Updated.
3991 * tree.h (tree_decl_common): Change align to "unsigned int" and
3992 move it before pointer_alias_set.
3994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3995 Jakub Jelinek <jakub@redhat.com>
3998 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3999 gr_register_operand with gr_reg_or_0_operand.
4000 (cmpxchg_rel_di): Likewise.
4001 (sync_lock_test_and_set<mode>): Likewise.
4003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4005 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4006 (true_regnum): Likewise.
4008 * rtlanal.c (subreg_info): Moved to ...
4009 * rtl.h (subreg_info): Here. New.
4010 (subreg_get_info): New.
4012 * rtlanal.c (subreg_get_info): Make it extern.
4014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4017 * config/i386/i386.c (ix86_abi): New.
4018 (override_options): Handle -mabi=.
4019 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4020 (ix86_call_abi_override): Likewise.
4021 (init_cumulative_args): Likewise.
4022 (function_arg_advance): Likewise.
4023 (function_arg_64): Likewise.
4024 (function_arg): Likewise.
4025 (ix86_pass_by_reference): Likewise.
4026 (ix86_function_value_regno_p): Likewise.
4027 (ix86_build_builtin_va_list_abi): Likewise.
4028 (setup_incoming_varargs_64): Likewise.
4029 (is_va_list_char_pointer): Likewise.
4030 (ix86_init_machine_status): Likewise.
4031 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4032 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4033 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4034 (ix86_function_abi): Make it static and return enum calling_abi.
4035 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4037 (ix86_fn_abi_va_list): Updated.
4039 * config/i386/i386.h (ix86_abi): New.
4040 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4041 (CONDITIONAL_REGISTER_USAGE): Likewise.
4042 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4043 (machine_function): Likewise.
4045 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4047 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4048 (STACK_BOUNDARY): Likewise.
4049 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4051 * config/i386/i386.opt (mabi=): New.
4053 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4054 return enum calling_abi.
4055 (ix86_function_type_abi): Likewise.
4056 (ix86_function_abi): Removed.
4058 * doc/invoke.texi: Document -mabi= option for x86.
4060 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4062 * builtins.c (real_dconstp): Delete.
4063 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4065 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4066 Jakub Jelinek <jakub@redhat.com>
4069 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4070 (gen_subprogram_die): When a function is explicit, generate the
4071 DW_AT_explicit attribute.
4072 * langhooks.h (struct lang_hooks_for_decls): Add
4073 function_decl_explicit_p langhook.
4074 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4075 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4077 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4079 * builtins.c (fold_builtin_memory_op): Optimize memmove
4080 into memcpy if we can prove source and destination don't overlap.
4082 * tree-inline.c: Include gt-tree-inline.h.
4083 (clone_fn_id_num): New variable.
4084 (clone_function_name): New function.
4085 (tree_function_versioning): Use it.
4086 * Makefile.in (GTFILES): Add tree-inline.c.
4088 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4090 * BASE-VER: Change to 4.5.0.
4092 2009-03-27 Xinliang David Li <davidxl@google.com>
4094 PR tree-optimization/39557
4095 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4097 2009-03-27 Xinliang David Li <davidxl@google.com>
4099 PR tree-optimization/39548
4100 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4103 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4105 * c-common.c (pointer_int_sum): Use %wd on return from
4108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4110 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4111 on return from tree_low_cst.
4113 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4116 * ginclude/stdarg.h (va_copy): Define also for
4117 __GXX_EXPERIMENTAL_CXX0X__.
4119 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4122 * builtins.h (c_strlen): Do not warn here.
4123 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4124 * c-common.c (pointer_int_sum): Take an explicit location.
4125 Warn about offsets out of bounds.
4126 * c-common.h (pointer_int_sum): Adjust declaration.
4128 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4130 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4133 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4136 * opts.c (warn_if_disallowed_function_p): Don't assume
4137 get_callee_fndecl must return non-NULL.
4139 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4141 PR rtl-optimization/39522
4142 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4143 when reg_reloaded_valid is set.
4145 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4147 * config/spu/divv2df3.c: New file.
4148 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4149 (DPBIT_FUNCS): Filter out _div_df.
4151 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4153 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4154 a jump insn, count that jump in the distance to the loop start.
4156 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4159 * config/sh/sh.c (calc_live_regs): Fix condition for global
4160 registers except PIC_OFFSET_TABLE_REGNUM.
4162 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4165 * doc/invoke.texi (-mconsole): New.
4169 (-mnop-fun-dllimport): New.
4173 (sub section "i386 and x86-64 Windows Options"): New.
4175 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4177 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4178 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4180 2009-03-25 Richard Guenther <rguenther@suse.de>
4183 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4186 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4188 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4189 neither of haifa/selective schedulers are working.
4191 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4193 * doc/invoke.texi (Debugging Options): Fix description of
4194 -fno-merge-debug-strings.
4196 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4198 * config/cris/libgcc.ver: New version-script.
4199 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4201 * configure.ac <GAS features, nop mnemonic>: Add pattern
4202 crisv32-*-* for "nop".
4203 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4204 * configure: Regenerate.
4206 2009-03-24 Ira Rosen <irar@il.ibm.com>
4208 PR tree-optimization/39529
4209 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4210 mark_sym_for_renaming for the tag copied to the new vector
4213 2009-03-24 Arthur Loiret <aloiret@debian.org>
4215 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4216 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4217 EXTRA_SPEC_FUNCTIONS.
4218 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4219 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4220 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4221 -march and -mtune options.
4223 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4225 * config/m68k/t-rtems: Add m5329 multilib.
4227 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4228 Jakub Jelinek <jakub@redhat.com>
4231 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4234 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4237 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4238 instead of c_parser_expression_conv, if original_code isn't one of the
4239 4 allowed comparison codes, fail.
4241 2009-03-23 Richard Guenther <rguenther@suse.de>
4243 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4244 * tree.h (struct tree_type): Likewise.
4245 * reload.h (struct insn_chain): Likewise.
4246 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4247 * function.h (struct function): Likewise.
4248 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4250 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4252 PR tree-optimization/39516
4253 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4255 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4257 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4258 should be set true if BITS_PER_WORD of target is bigger than 32
4260 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4262 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4263 Translate -B-options to -rpath-link. Correct existing
4264 rpath-link and conditionalize on !nostdlib.
4266 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4268 * doc/extend.texi (Function Attributes, Variable Attributes):
4270 * doc/invoke.texi (Debugging Options, Optimize Options)
4271 (i386 and x86-64 Options, MCore Options): Likewise.
4273 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4276 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4277 it for block local namespace aliases.
4278 (gen_decl_die): Pass context_die to gen_namespace_die.
4280 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4283 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4284 minimum or maximum value.
4286 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4288 * reginfo.c (globalize_reg): Recompute derived reg sets.
4290 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4293 * libgcc2.c (mprotect): Do not use signed arguments for
4294 VirtualProtect, use DWORD arguments. Also fix the 'may
4295 be used uninitialized' warning for the np variable.
4297 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4300 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4301 functions using regparm calling conventions when not optimizing.
4302 (ix86_function_sseregparm): Similarly for sseregparm calling
4305 2009-03-19 Li Feng <nemokingdom@gmail.com>
4308 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4309 dependence if the first conflict is after niter iterations.
4311 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4314 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4315 functions with dynamic stack-pointer adjustments.
4317 2009-03-19 Ben Elliston <bje@au.ibm.com>
4319 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4320 option; change to -msdata=data.
4322 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4324 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4327 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4330 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4332 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4334 * doc/invoke.texi (Code Gen Options): Expand discussion of
4337 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4339 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4340 * matrix-reorg.c (struct matrix_info): Likewise.
4341 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4342 * rtl.h (struct mem_attrs): Likewise.
4343 * df.h (struct df): Likewise.
4344 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4345 * ira-int.h (struct ira_allocno): Likewise.
4346 * df-scan.c (struct df_collection_rec): Likewise.
4347 * ira.c (struct equivalence): Likewise.
4348 * function.c (struct temp_slot): Likewise.
4349 * cfgloop.h (struct loop): Likewise.
4352 * function.c (use_register_for_decl): When not optimizing, disregard
4353 register keyword for variables with types containing methods.
4355 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4358 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4359 (is_simple_operand): Call contains_component_ref_p before calling data
4360 reference analysis that would fail on COMPONENT_REFs.
4362 * tree-vrp.c (search_for_addr_array): Fix formatting.
4364 2009-03-18 Richard Guenther <rguenther@suse.de>
4366 * tree-vect-transform.c (vect_loop_versioning): Fold the
4367 generated comparisons.
4368 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4369 (slpeel_tree_peel_loop_to_edge): Likewise.
4371 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4374 * opts.c (print_specific_help): In addition to `undocumented',
4375 accept `separate' and `joined' flags if passed alone. Describe
4376 output by the first matched one of those.
4377 (common_handle_option): Skip over empty strings.
4378 * gcc.c (display_help): Fix help string for `--help='.
4379 * doc/invoke.texi (Option Summary, Overall Options): With
4380 `--help=', classes and qualifiers can both be repeated, but
4381 only the latter can be negated. One should not pass only
4382 negated qualifiers. Fix markup and examples.
4385 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4387 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4388 and -fhelp=separate.
4390 2009-03-17 Jing Yu <jingyu@google.com>
4393 * function.h (struct rtl_data): Move is_thunk from here...
4394 (struct function): ...to here.
4395 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4396 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4398 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4400 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4401 (alpha_output_function_end_prologue): Likewise.
4402 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4403 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4404 (rs6000_output_function_epilogue): Likewise.
4405 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4407 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4410 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4411 from different units in a single alternative.
4412 (*truncdfsf_i387): Ditto.
4413 (*truncxfsf2_mixed): Ditto.
4414 (*truncxfdf2_mixed): Ditto.
4416 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4418 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4419 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4422 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4423 unused non-artificial variables when not optimizing.
4426 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4427 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4428 NAMESPACE_DECL in its DECL_INITIAL.
4431 * optabs.c (set_user_assembler_libfunc): New function.
4432 * expr.h (set_user_assembler_libfunc): New prototype.
4433 * c-common.c: Include libfuncs.h.
4434 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4435 for memcmp, memset, memcpy, memmove and abort.
4436 * Makefile.in (c-common.o): Depend on libfuncs.h.
4439 * dwarf2out.c (gen_inlined_enumeration_type_die,
4440 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4441 gen_tagged_type_instantiation_die): Removed.
4442 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4445 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4448 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4450 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4451 (check-parallel-%): Ditto.
4452 (check-consistency): Ditto.
4454 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4456 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4457 local variable rhs by NULL_TREE.
4459 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4462 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4464 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4467 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4469 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4472 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4473 for ms->sysv ABI calls only in 64bit mode.
4475 * config/i386/i386.md (untyped_call): Support 32bit.
4477 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4479 * doc/extend.texi: Replace x86_65 with x86_64.
4481 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4483 PR tree-optimization/39455
4484 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4485 mismatches for POINTER_TYPE_P (type).
4486 (number_of_iterations_le): Likewise.
4488 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4490 * config/picochip/picochip.c: Removed profiling support.
4491 * config/picochip/picochip.md: Removed profiling instruction.
4492 * config/picochip/picochip.h: Removed profiling builtin.
4494 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4496 * doc/install.texi (--with-host-libstdcxx): Document.
4498 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4501 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4502 generate a warning if the function name does not begin with
4503 "__vector" and the function has either the 'signal' or 'interrupt'
4504 attribute, from here to ...
4505 (avr_declare_function_name): ...here. New function.
4506 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4507 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4509 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4512 * cse.c (fold_rtx): Don't modify original const_arg1 when
4513 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4514 separate variable instead.
4515 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4516 from out of range shift counts.
4517 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4519 2008-03-13 Catherine Moore <clm@codesourcery.com>
4521 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4522 diagnostic.h with $(DIAGNOSTIC_H).
4524 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4527 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4529 * config/i386/sync.md (sync_compare_and_swap<mode>,
4530 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4531 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4533 (sync_double_compare_and_swapdi_pic,
4534 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4535 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4537 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4540 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4542 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4545 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4546 (avx_addsubv4df3): Likewise.
4547 (*avx_addsubv4sf3): Likewise.
4548 (sse3_addsubv4sf3): Likewise.
4550 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4553 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4555 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4558 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4559 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4560 registers for allocnos created from user-defined variables.
4562 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4565 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4566 of non-integer mode as well.
4568 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4570 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4571 for functions for which the parameter types are unknown.
4573 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4576 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4577 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4578 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4579 * config/i386/i386.c (ix86_local_alignment): For
4580 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4581 long long variables on the stack to avoid dynamic realignment.
4582 Allow the first argument to be a decl rather than type.
4583 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4585 2009-03-11 Nick Clifton <nickc@redhat.com>
4588 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4590 Add description to mno-lsim option.
4591 * config/mcore/mcore.h: Remove comment about deprecated m4align
4593 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4594 * doc/invoke.texi: Add description of mno-lsim and
4595 mstack-increment options.
4597 * config/fr30/fr30.opt: Document the -mno-lsim option.
4598 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4599 and -mno-lsim options.
4601 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4603 * fold-const.c (fold_comparison): Only call fold_inf_compare
4604 if the mode supports infinities.
4606 2009-03-11 Jason Merrill <jason@redhat.com>
4609 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4610 end already did. Notice GIMPLE_CALL modifications of the result.
4611 Don't copy debug information from an ignored decl or a decl from
4614 2009-03-10 Richard Guenther <rguenther@suse.de>
4615 Nathan Froyd <froydnj@codesourcery.com>
4618 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4619 (__divMODE3): Likewise.
4621 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4623 PR tree-optimization/39394
4624 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4625 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4627 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4629 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4630 inline asms for register asm ("") declarations.
4632 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4634 * fold-const.c (fold_unary): Fix comment.
4636 2009-03-07 Jan Hubicka <jh@suse.cz>
4639 * tree-inline.c (setup_one_parameter): Do replacement of const
4640 argument by constant in SSA form.
4642 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4645 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4646 determine alignment passed to assign_stack_local.
4647 (assign_parms_unsplit_complex): Likewise.
4648 * except.c (sjlj_build_landing_pads): Likewise.
4650 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4653 * tree-flow.h (add_referenced_var): Return bool instead of void.
4654 * tree-dfa.c (add_referenced_var): Return result of
4655 referenced_var_check_and_insert call.
4656 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4657 of referenced_var_check_and_insert.
4660 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4661 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4662 DIE, don't emit it if abstract origin already has it.
4663 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4664 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4666 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4668 * genpreds.c (needs_variable): Fix parentheses at variable name
4670 (write_tm_constrs_h): Indent generated code.
4672 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4674 * doc/extend.texi (Function Attributes): Add documentation
4677 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4680 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4681 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4683 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4685 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4688 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4691 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4692 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4694 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4696 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4698 constants instead of magic numbers.
4699 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4701 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4702 (x86_64_ms_abi_int_parameter_registers): Ditto.
4703 (x86_64_int_return_registers): Ditto.
4704 (ix86_maybe_switch_abi): Ditto.
4705 (ix86_expand_call): Ditto for clobbered_registers array.
4706 (ix86_hard_regno_mode_ok): Ditto.
4707 (x86_extended_QIreg_mentioned_p): Ditto.
4709 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4711 PR tree-optimization/39349
4712 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4714 * combine.c (gen_lowpart_for_combine): Use omode when generating
4717 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4719 PR rtl-optimization/39235
4720 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4722 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4724 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4726 2009-03-04 Richard Guenther <rguenther@suse.de>
4728 PR tree-optimization/39362
4729 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4730 that occur in abnormal PHIs should be varying.
4732 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4734 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4736 (simple_iv): Take loop as an argument instead of statement.
4737 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4738 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4740 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4742 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4743 * matrix-reorg.c (analyze_transpose): Ditto.
4744 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4745 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4746 * tree-predcom.c (ref_at_iteration): Ditto.
4747 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4749 2009-03-04 Richard Guenther <rguenther@suse.de>
4751 PR tree-optimization/39358
4752 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4753 escaped_id and callused_id.
4754 (solve_graph): Likewise.
4756 2009-03-04 Richard Guenther <rguenther@suse.de>
4758 PR tree-optimization/39339
4759 * tree-sra.c (try_instantiate_multiple_fields): Make it
4760 no longer ICE on the above.
4762 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4764 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4765 that fits within Pmode.
4767 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4770 * tm.texi (LIBCALL_VALUE): Update description.
4772 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4775 * doc/extend.texi (section): Update description.
4777 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4780 * tree-inline.c (remapped_type): New.
4781 (can_be_nonlocal): Call remapped_type instead of remap_type.
4783 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4786 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4787 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4789 2009-03-03 Richard Guenther <rguenther@suse.de>
4792 * tree.c (tree_nonartificial_location): New function.
4793 * tree.h (tree_nonartificial_location): Declare.
4794 * builtins.c (expand_builtin_memory_chk): Provide location
4795 of the call location for artificial function pieces.
4796 (maybe_emit_chk_warning): Likewise.
4797 (maybe_emit_sprintf_chk_warning): Likewise.
4798 (maybe_emit_free_warning): Likewise.
4799 * expr.c (expand_expr_real_1): Likewise.
4801 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4803 PR tree-optimization/39343
4804 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4805 COMPONENT_REF t has ARRAY_TYPE.
4807 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4810 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4811 when the type precision of the induction variable should be
4812 larger than the type precision of nit.
4813 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4814 * graphite.c (graphite_loop_normal_form): Same.
4815 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4817 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4819 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4820 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4821 numbers to describe clobbered registers.
4822 (*call_value_0_rex64_ms_sysv): Ditto.
4823 * config/i386/mmx.md (mmx_emms): Ditto.
4826 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4828 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4831 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4833 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4834 (spu_section_type_flags): New function.
4836 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4838 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4839 reg_class_contents of FLOAT_REGS into a temporary.
4841 2009-03-02 Richard Guenther <rguenther@suse.de>
4842 Ira Rosen <irar@il.ibm.com>
4844 PR tree-optimization/39318
4845 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4846 information to the vectorized statement.
4848 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4850 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4851 variable. Use defined names instead of magic constants for REX SSE
4854 2009-03-01 Richard Guenther <rguenther@suse.de>
4856 PR tree-optimization/39331
4857 * omp-low.c (lower_send_shared_vars): Do not receive new
4858 values for the reference of DECL_BY_REFERENCE parms or results.
4860 2009-03-01 Jan Hubicka <jh@suse.cz>
4863 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4864 BLOCK_NONLOCALIZED_VAR): New macros.
4865 (tree_block): Add nonlocalized_vars.
4866 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4867 gen_decl_die): Add origin argument. Allow generation of die with
4868 origin at hand only.
4869 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4870 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4872 (gen_block_die): Fix checking for unused blocks.
4873 (process_scope_var): Break out from .... ; work with origins only.
4874 (decls_for_scope) ... here; process nonlocalized list.
4875 (dwarf2out_ignore_block): Look for nonlocalized vars.
4876 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4878 (dump_scope_block): Dump them.
4879 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4880 (remap_block): Likewise.
4881 (can_be_nonlocal): New predicate.
4882 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4884 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4886 * configure: Regenerate.
4888 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4890 * optc-gen.awk: No need to duplicate option flags twice.
4891 Reuse help texts for duplicate options which do not have any.
4893 * gcc.c (display_help): Document --version.
4895 * gcc.c (main): If print_help_list and verbose_flag, ensure
4896 driver output comes before subprocess output.
4898 * optc-gen.awk: Assign all remaining fields to help string,
4899 space-separated, for multi-line help in *.opt.
4901 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4902 -Wno-pedantic-ms-format is for MinGW targets only.
4904 * doc/options.texi (Option file format): Fix bad indentation,
4905 restoring dropped sentence.
4907 2009-02-28 Jan Hubicka <jh@suse.cz>
4909 * tree-inline.c (tree_function_versioning): Output debug info.
4911 2009-02-28 Jan Hubicka <jh@suse.cz>
4914 * tree-inline.c (setup_one_parameter): Do not copy propagate
4915 arguments when not optimizing.
4917 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4920 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4921 (avx_addsubv4df3): Likewise.
4922 (*avx_addsubv4sf3): Likewise.
4923 (sse3_addsubv4sf3): Likewise.
4924 (*avx_addsubv2df3): Likewise.
4925 (sse3_addsubv2df3): Likewise.
4926 (avx_unpckhps256): Correct item selectors.
4927 (avx_unpcklps256): Likewise.
4928 (avx_unpckhpd256): Likewise.
4929 (avx_unpcklpd256): Likewise.
4931 2009-02-28 Jan Hubicka <jh@suse.cz>
4933 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4935 (copy_arguments_for_versioning): If var is declared don't declare it.
4936 (tree_function_versioning): First setup substitutions and then copy
4939 2009-02-27 Jan Hubicka <jh@suse.cz>
4942 * cgraph.h (varpool_output_debug_info): Remove.
4943 * cgraphunit.c (varpool_output_debug_info): Remove.
4944 * dwarf2out.c (deferred_locations_struct): New struct
4945 (deferred_locations): New type.
4946 (deferred_locations_list): New static var.
4947 (deffer_location): New function.
4948 (gen_variable_die): Use it.
4949 (decls_for_scope): Output info on local static vars.
4950 (dwarf2out_finish): Process deferred locations.
4951 * varpool.c (varpool_output_debug_info): Remove.
4953 2009-02-27 Jan Hubicka <jh@suse.cz>
4956 * tree.h (TREE_PROTECTED): Fix comment.
4957 (BLOCK_HANDLER_BLOCK): Remove.
4958 (struct tree_block): Remove handler_block add body_block.
4959 (inlined_function_outer_scope_p): New.
4960 (is_body_block): Remove.
4961 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4962 * dwarf2out.c (is_inlined_entry_point): Remove.
4963 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4964 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4966 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4967 * gimplify.c (gimplify_expr): Gimplify body blocks.
4968 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4969 block with multiple subblocks.
4970 (dump_scope_block): Prettier output; dump more flags and info.
4971 (dump_scope_blocks): New.
4972 (remove_unused_locals): Use dump_scope_blocks.
4973 * tree-flow.h (dump_scope_blocks): Declare.
4974 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4975 * stmt.c (is_body_block): Remove.
4976 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4977 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4979 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4982 * graphite.c (graphite_loop_normal_form): Do not call
4983 number_of_iterations_exit from a gcc_assert.
4985 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4987 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4988 jumps if COND is NULL.
4989 (find_cond_jump): New function.
4990 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4991 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4993 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4995 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4996 force_const_mem returns NULL_RTX.
4998 2009-02-26 Jan Hubicka <jh@suse.cz>
5001 * cgraph.h (varpool_output_debug_info): Remove.
5002 * cgraphunit.c (varpool_output_debug_info): Remove.
5003 * dwarf2out.c (deferred_locations_struct): New struct
5004 (deferred_locations): New type.
5005 (deferred_locations_list): New static var.
5006 (deffer_location): New function.
5007 (gen_variable_die): Use it.
5008 (decls_for_scope): Output info on local static vars.
5009 (dwarf2out_finish): Process deferred locations.
5010 * varpool.c (varpool_output_debug_info): Remove.
5012 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5014 PR rtl-optimization/39241
5015 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5016 to subreg_offset_representable_p.
5018 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5020 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5021 execute function prototype. Get f and nregs from max_reg_num
5022 and get_insns. Remove the first backward pass as it's dead,
5023 guard the forward pass by flag_expensive_optimizations.
5024 (rest_of_handle_regmove): Delete.
5025 (pass_regmove): Replace it with regmove_optimize.
5027 2009-02-25 Martin Jambor <mjambor@suse.cz>
5029 PR tree-optimization/39259
5030 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5031 calls_alloca function flags.
5032 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5035 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5037 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5038 flags_set_1_rtx, flags_set_1_set): Delete.
5039 (regmove_optimize): Do not call mark_flags_life_zones.
5041 2009-02-24 Julian Brown <julian@codesourcery.com>
5044 * config/arm/arm.c (require_pic_register): Only set
5045 cfun->machine->pic_reg once per function.
5047 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5049 * doc/invoke.texi (Link Options): Document an easier way to pass
5050 options that take arguments to the GNU linker using -Xlinker and -Wl.
5052 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5055 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5057 2009-02-24 Richard Guenther <rguenther@suse.de>
5060 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5062 2009-02-24 Richard Guenther <rguenther@suse.de>
5063 Zdenek Dvorak <ook@ucw.cz>
5065 PR tree-optimization/39233
5066 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5067 from converting them to a generic type.
5069 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5071 PR tree-optimization/39260
5072 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5073 contains a condition with a real type.
5074 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5076 2009-02-23 Jason Merrill <jason@redhat.com>
5079 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5080 narrowing_initializer_constant_valid_p.
5081 (narrowing_initializer_constant_valid_p): Don't return
5082 null_pointer_node for adding a pointer to itself.
5084 2009-02-23 Jan Hubicka <jh@suse.cz>
5087 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5090 2009-02-23 Jan Hubicka <jh@suse.cz>
5092 PR tree-optimization/37709
5093 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5094 * tree.h (block_ultimate_origin): Declare.
5095 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5096 * tree-ssa-live.c (remove_unused_scope_block_p):
5097 Eliminate blocks containig no instructions nor live variables nor
5099 (dump_scope_block): New function.
5100 (remove_unused_locals): Enable removal of dead blocks by default;
5101 enable dumping at TDF_DETAILS.
5103 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5105 * config/i386/i386.c (classify_argument): Don't allow COImode
5107 (function_arg_advance_32): Don't allow OImode.
5108 (function_arg_32): Likewise.
5109 (function_value_32): Likewise.
5110 (return_in_memory_32): Likewise.
5111 (function_arg_64): Remove OImode comment.
5113 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5116 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5117 ix86_expand_vector_set for V4DImode in 64bit mode only.
5118 (ix86_expand_vector_init_one_var): Likewise.
5120 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5122 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5124 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5127 * loop-iv.c: Revert last change.
5128 * emit-rtl.c: Likewise.
5130 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5133 * config/i386/i386.c (type_natural_mode): Remove an extra
5134 space in the warning message.
5135 (function_value_32): Handle 32-byte vector modes.
5136 (return_in_memory_32): Likewise.
5138 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5140 * loop-iv.c (truncate_value): New function.
5141 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5143 (lowpart_subreg): Move to...
5144 * emit-rtl.c: ...here.
5146 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5148 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5149 accidental and undocumented change at revision 140860.
5151 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5153 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5154 take gimple_seq * arguments.
5155 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5156 types_compatible_p langhook.
5158 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5159 Joseph Myers <joseph@codesourcery.com>
5161 * config/arm/arm.c (arm_builtin_va_list): New function.
5162 (arm_expand_builtin_va_start): Likewise.
5163 (arm_gimplify_va_arg_expr): Likewise.
5164 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5165 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5166 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5167 (va_list_type): New variable.
5168 (arm_mangle_type): Mangle va_list_type appropriately.
5170 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5173 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5174 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5175 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5176 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5177 parameter to 1000 for -O1 by default.
5178 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5180 * loop-invariant.c: Include params.h.
5181 (move_loop_invariants): Don't call move_single_loop_invariants on
5184 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5186 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5187 offset when calculating bounds for indexing stack_usage_map. Fixes
5188 a buffer overflow with certain target setups.
5190 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5193 * calls.c (expand_call): Clear try_tail_call if caller and callee
5194 disagree in promotion of function return value.
5196 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5199 * c-common.c (c_determine_visibility): If visibility changed and
5200 DECL_RTL has been already set, call make_decl_rtl to update symbol
5203 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5206 * varasm.c (assemble_variable): Don't check DECL_NAME when
5207 globalizing a variable.
5209 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5212 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5213 expression before any __builtin_trap call.
5214 * c-typeck.c (build_function_call): Convert and check function
5215 arguments before generating a call to a trap. Evaluate the
5216 function arguments before the trap.
5218 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5221 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5222 (UNSPEC_FXAM_MEM): New unspec.
5223 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5224 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5225 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5227 2009-02-19 Richard Guenther <rguenther@suse.de>
5229 PR tree-optimization/39207
5230 PR tree-optimization/39074
5231 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5232 storedanything_tree): New.
5233 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5234 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5235 (build_succ_graph): Add edges from STOREDANYTHING to all
5237 (init_base_vars): Initialize STOREDANYTHING.
5238 (compute_points_to_sets): Free substitution info after
5239 building the succ graph.
5240 (ipa_pta_execute): Likewise.
5242 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5244 (do_ds_constraint): Do not add to special var or non-pointer
5246 (type_could_have_pointers): Split out from ...
5247 (could_have_pointers): ... here. For arrays use the element type.
5248 (create_variable_info_for): Initialize may_have_pointers.
5249 (new_var_info): Likewise.
5250 (handle_lhs_call): Make the HEAP variable unknown-sized.
5251 (intra_create_variable_infos): Use a type with pointers for
5252 PARM_NOALIAS, make it unknown-sized.
5254 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5257 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5259 2009-02-18 Jason Merrill <jason@redhat.com>
5262 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5263 value if DECL_EXTERNAL.
5264 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5265 * target.h (gcc_target::binds_local_p): Clarify "module".
5266 * tree.h (TREE_PUBLIC): Clarify "module".
5268 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5272 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5274 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5277 * c.opt (Wabi): Support C and ObjC.
5280 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5282 * config/i386/i386.c (classify_argument): Warn once about the ABI
5283 change when passing union with long double.
5285 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5287 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5290 * c-parser.c (c_parser_compound_statement): Always enter and leave
5293 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5296 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5298 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5300 PR tree-optimization/36922
5301 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5302 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5305 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5307 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5310 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5312 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5314 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5316 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5319 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5320 Richard Sandiford <rdsandiford@googlemail.com>
5322 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5323 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5324 (loongson_biadd): ...this.
5326 2009-02-17 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/39202
5329 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5330 a var make sure to follow existing collapses.
5332 2009-02-17 Richard Guenther <rguenther@suse.de>
5335 * langhooks.c (lhd_print_error_function): Check for NULL block.
5337 2009-02-17 Richard Guenther <rguenther@suse.de>
5339 PR tree-optimization/39204
5340 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5343 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5345 * config/soft-fp/double.h: Update from glibc CVS.
5347 2009-02-17 Richard Guenther <rguenther@suse.de>
5349 PR tree-optimization/39207
5350 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5351 strict-aliasing warnings for pointers pointing to NULL.
5353 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5356 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5357 skipping until next close brace.
5359 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5362 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5363 to function argument boundary.
5365 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5367 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5368 in the lea_add. Reload eventually constraints it properly.
5369 * config/picochip/constraints.md : Remove the target constraint
5370 "b", since it is not needed anymore.
5372 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5374 * gthr-dce.h: Uglify function parameter and local variable names.
5375 * gthr-gnat.h: Likewise.
5376 * gthr-mipssde.h: Likewise.
5377 * gthr-nks.h: Likewise.
5378 * gthr-posix95.h: Likewise.
5379 * gthr-posix.h: Likewise.
5380 * gthr-rtems.h: Likewise.
5381 * gthr-single.h: Likewise.
5382 * gthr-solaris.h: Likewise.
5383 * gthr-tpf.h: Likewise.
5384 * gthr-vxworks.h: Likewise.
5385 * gthr-win32.h: Likewise.
5387 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5390 * config/i386/i386.md: Restrict the new peephole2 to move
5391 between MMX/SSE registers.
5393 2009-02-15 Richard Guenther <rguenther@suse.de>
5396 2009-02-13 Richard Guenther <rguenther@suse.de>
5398 * configure.ac: Enable LFS.
5399 * configure: Re-generate.
5400 * config.in: Likewise.
5402 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5404 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5405 spu_srqwbyte, spu_srqwbytebc): Define.
5406 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5407 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5408 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5409 "shrqby_<mode>"): New insn-and-split patterns.
5410 * config/spu/spu.c (expand_builtin_args): Determine and return
5411 number of operands using spu_builtin_description data.
5412 (spu_expand_builtin_1): Use it.
5414 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5417 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5420 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5423 * config/i386/i386.c (override_options): Correct warning
5424 messages for -malign-loops, -malign-jumps and -malign-functions.
5426 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5429 * config/i386/i386.md: Restrict the new peephole2 to move
5430 between the general purpose registers.
5432 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5435 * config/i386/i386.c (type_natural_mode): Add a new argument.
5436 Return the original mode and warn ABI change if vector size is 32byte.
5437 (function_arg_advance): Updated.
5438 (function_arg): Likewise.
5439 (ix86_function_value): Likewise.
5440 (ix86_return_in_memory): Likewise.
5441 (ix86_sol10_return_in_memory): Likewise.
5442 (ix86_gimplify_va_arg): Likewise.
5443 (function_arg_32): Don't warn ABX ABI change here.
5444 (function_arg_64): Likewise.
5446 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5448 * loop-iv.c (implies_p): In the final case, test that operands 0
5449 of the two comparisons match.
5451 * config/bfin/bfin.c (find_prev_insn_start): New function.
5452 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5453 (find_next_insn_start): Move.
5455 2009-02-13 Richard Guenther <rguenther@suse.de>
5457 * configure.ac: Enable LFS.
5458 * configure: Re-generate.
5459 * config.in: Likewise.
5461 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5464 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5465 sizes on syntax error after some arguments have been parsed.
5467 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5469 * doc/invoke.texi (-fira): Remove.
5471 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5473 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5474 * recog.c: Likewise.
5477 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5479 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5480 (umul_ppmm): Likewise.
5481 (count_leading_zeros): Likewise.
5482 (count_trailing_zeros): Likewise.
5483 (UMUL_TIME): Likewise.
5485 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5487 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5488 soft-fp/t-softfp to tmake_file.
5490 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5491 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5492 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5493 IA64_BUILTIN_INFQ]: New.
5494 (ia64_init_builtins): Initialize __builtin_infq,
5495 __builtin_fabsq and __builtin_copysignq if not HPUX.
5496 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5497 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5499 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5501 (__fixtfti): Likewise.
5502 (__fixunstfti): Likewise.
5503 (__floattitf): Likewise.
5505 * config/ia64/libgcc-glibc.ver: New.
5506 * config/ia64/t-fprules-softfp: Likewise.
5507 * config/ia64/sfp-machine.h: Likewise.
5509 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5510 (LIBGCC2_TF_CEXT): Likewise.
5511 (TF_SIZE): Likewise.
5512 (TARGET_INIT_LIBFUNCS): Likewise.
5514 * config/ia64/t-glibc (SHLINB_MAPFILES):
5515 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5517 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5519 * config/i386/i386.c (construct_container): Rewrite processing
5520 BLKmode with X86_64_SSE_CLASS.
5522 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5525 * config/i386/i386.md: Replace simplify_replace_rtx with
5526 replace_rtx in the new peephole2.
5528 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5530 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5531 loop unrolling do not happen at -O2.
5533 2009-02-12 Michael Matz <matz@suse.de>
5535 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5537 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5539 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5542 2009-02-12 Ben Elliston <bje@au.ibm.com>
5544 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5545 patterns when updating the back chain. Missed in the 2009-02-10
5548 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5550 * doc/extend.texi (Decimal Floating Types): Update identifier of
5551 draft TR and list of missing support.
5553 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5556 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5557 bit to variable length decl's flags, add it also to its
5558 pointer replacement variable.
5560 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5561 Jakub Jelinek <jakub@redhat.com>
5564 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5565 (memory_blockage): New expander.
5566 (*memory_blockage): New insn pattern.
5567 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5568 instead of general blockage at the end of function prologue when
5569 frame pointer is used to access red zone area. Do not emit blockage
5570 when profiling, it is emitted in generic code.
5571 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5572 function epilogue when frame pointer is used to access red zone area.
5574 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5577 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5578 by arithmetic with memory operands.
5579 * config/i386/predicates.md (commutative_operator): New.
5581 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5583 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5586 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5588 * alias.h (record_alias_subset): Declare.
5589 * alias.c (record_alias_subset): Make global.
5591 2009-02-10 Nick Clifton <nickc@redhat.com>
5593 * tree-parloops.c: Change license to GPLv3.
5594 * ipa-struct-reorg.c: Change license to GPLv3.
5595 * ipa-struct-reorg.h: Change license to GPLv3.
5597 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5600 * c-decl.c (start_struct): Return NULL on error.
5602 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5605 * cfgloopmanip.c (remove_path): Call remove_bbs after
5606 cancel_loop_tree, not before it.
5609 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5610 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5611 VAR_DECLs were seen.
5612 * tree-ssa-live.c (remove_unused_locals): Recompute
5613 cfun->has_local_explicit_reg_vars.
5614 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5615 copies or clearings if cfun->has_local_explicit_reg_vars.
5617 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5621 of function prologue when frame pointer is used to access
5624 2009-02-10 Richard Guenther <rguenther@suse.de>
5627 * gimplify.c (gimple_regimplify_operands): Always look if
5628 we need to create a temporary.
5630 2009-02-10 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/39132
5633 * tree-loop-distribution.c (todo): New global var.
5634 (generate_memset_zero): Trigger TODO_rebuild_alias.
5635 (tree_loop_distribution): Return todo.
5637 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5640 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5641 (x86_64_reg_class_name): Removed.
5642 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5643 first one isn't X86_64_SSE_CLASS or any other ones aren't
5644 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5645 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5646 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5647 and 3 X86_64_SSEUP_CLASS.
5648 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5649 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5651 2009-02-10 Ben Elliston <bje@au.ibm.com>
5653 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5654 form instruction to update the stack back chain word, even if the
5655 user has disabled the generation of update instructions.
5656 (movdi_<mode>_update_stack): New.
5657 (movsi_update_stack): Likewise.
5658 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5659 always use an update form instruction to update the stack back
5662 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5665 * graphite.c (if_region_set_false_region): After moving a region in
5666 the false branch of a condition, remove the empty dummy basic block.
5667 (gloog): Remove wrong fix for PR38953.
5669 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5671 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5672 generation due to implicit sign extension.
5674 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5677 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5678 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5680 2009-02-09 Richard Guenther <rguenther@suse.de>
5683 * convert.c (convert_to_real): Disable (float)fn((double)x)
5684 to fnf(x) conversion if errno differences may occur and
5685 -fmath-errno is set.
5687 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5689 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5690 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5691 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5693 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5696 * c-common.c (handle_alias_attribute): Disallow attribute for
5697 anything not a FUNCTION_DECL or VAR_DECL.
5699 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5702 * real.c (do_compare): Special-case compare of zero against
5703 decimal float value.
5705 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5708 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5709 as indicating flexible array members unless the field itself is
5710 being declarared as the incomplete array.
5712 2009-02-06 Jan Hubicka <jh@suse.cz>
5714 PR tree-optimization/38844
5715 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5718 2009-02-06 Richard Guenther <rguenther@suse.de>
5721 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5722 fork because we may expand it as __gcov_fork.
5724 2009-02-06 Nick Clifton <nickc@redhat.com>
5726 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5728 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5730 PR tree-optimization/35659
5731 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5732 vn_phi_eq): Shortcut if hashcode does not match.
5733 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5735 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5736 and avoid iterative_hash_expr.
5737 (FOR_EACH_VALUE_ID_IN_SET): New.
5738 (value_id_compare): Remove.
5739 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5740 sort expressions by value id.
5742 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5745 * config/sh/predicates.md (general_movsrc_operand): Don't check
5746 the subreg of system registers here.
5748 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5751 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5754 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5756 PR rtl-optimization/39110
5757 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5758 addresses, not aligned ones.
5760 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5761 Richard Guenther <rguenther@suse.de>
5763 PR tree-optimization/39100
5764 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5765 comment says and add edges.
5767 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5770 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5771 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5773 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5775 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5776 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5777 register_bb_in_sese, new_sese, free_sese): Moved.
5778 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5779 outermost_loop_in_scop, build_scop_iteration_domain,
5780 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5781 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5782 Use loop_in_sese_p instead of loop_in_scop_p.
5783 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5784 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5785 (scopdet_basic_block_info): Fix bug in scop detection.
5786 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5787 eq_loop_to_cloog_loop): Remove.
5788 (nb_loops_around_loop_in_scop, nb_loop
5789 ref_nb_loops): Moved here...
5790 * graphite.h (ref_nb_loops): ... from here.
5791 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5792 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5793 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5794 * testsuite/gcc.dg/graphite/scop-19.c: New
5796 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5797 Hans-Peter Nilsson <hp@axis.com>
5799 PR rtl-optimization/37889
5800 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5801 Move offset handling from PLUS to before the switch. Use new
5802 arguments when considering SYMBOL_REFs too.
5803 (rtx_addr_can_trap_p): Pass dummy offset and size.
5804 (enum may_trap_p_flags): Remove.
5805 (may_trap_p_1): Pass size from MEM_SIZE.
5807 PR rtl-optimization/38921
5808 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5809 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5810 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5811 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5813 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5815 AVX Programming Reference (January, 2009)
5816 * config/i386/sse.md (*vpclmulqdq): New.
5818 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5820 PR tree-optimization/38977
5821 PR gcov-profile/38292
5822 * calls.c (special_function_p): Disregard __builtin_ prefix.
5824 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5826 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5827 non-indexable addresses even before reload.
5829 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5832 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5833 as having variable size. Do not give an error for unnamed
5834 parameters with [*] declarators. Give a warning for type names
5835 with [*] declarators and mark them as variable size.
5836 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5837 for sizeof applied to [*] type names.
5839 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5842 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5844 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5846 * gcc.c (process_command): Update copyright notice dates.
5847 * gcov.c (print_version): Likewise.
5848 * gcov-dump.c (print_version): Likewise.
5849 * mips-tfile.c (main): Likewise.
5850 * mips-tdump.c (main): Likewise.
5852 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5855 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5856 for composite type involving a zero-length array type.
5858 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5861 * function.c (match_asm_constraints_1): Skip over
5862 initial optional % in the constraint.
5865 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5866 supported, don't accept FIXED_CSTs.
5867 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5868 and _Sat is used without _Fract/_Accum. Set specs->type to
5869 integer_type_node for cts_fract/cts_accum if fixed point is not
5872 2009-02-02 Catherine Moore <clm@codesourcery.com>
5874 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5876 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5878 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5879 (ABI_HAS_64BIT_SYMBOLS): Use it.
5880 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5882 2009-02-02 Paul Brook <paul@codesourcery.com>
5884 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5886 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5889 * recog.h (asm_operand_ok): Add constraints argument.
5890 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5891 recurse on matching constraint.
5892 (check_asm_operands): Pass constraints as 3rd argument to
5893 asm_operand_ok. Don't look up matching constraint here.
5894 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5897 2009-02-02 Ben Elliston <bje@au.ibm.com>
5899 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5900 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5902 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5904 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5905 information. Remove some obsolete information. Reorganize.
5907 * config/pa/fptr.c: Revert license to GPL 2.
5908 * config/pa/milli64.S: Likewise.
5910 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5913 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5914 LIBRARY name in, instead of hard-coding it.
5915 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5916 extra target make frag to tmake_files according to EH model.
5917 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5918 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5919 frags that define makefile variable EH_MODEL appropriately.
5920 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5921 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5922 to "-sjlj" according to type of EH configured.
5923 (LIBGCC_SONAME): Concatenate it to shared library base name.
5924 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5925 to "_sjlj" according to type of EH configured.
5926 (LIBGCC_SONAME): Concatenate it to shared library base name.
5927 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5928 (SHLIB_LINK): Add missing semicolon to if-else construct.
5929 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5930 string value of "pe_dll" command-line option.
5931 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5932 (SHLIB_SONAME): Use it when overriding t-cygming default.
5933 (SHLIB_IMPLIB): Override t-cygming default.
5934 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5935 string value of "pe_dll" command-line option.
5937 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5940 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5941 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5943 2009-01-31 Richard Guenther <rguenther@suse.de>
5945 PR tree-optimization/38937
5946 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5947 computing the transitive closure.
5949 2009-01-30 Richard Guenther <rguenther@suse.de>
5951 PR tree-optimization/39041
5952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5953 Propagate variable indices only if the types match for this stmt.
5955 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5958 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5959 inline but never defined.
5961 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5963 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5964 (*insv_h_di_reg_extimm): New insn.
5965 (*insv_l<mode>_reg_extimm): New insn.
5967 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5969 * config/picochip/picochip.c (flag_conserve_stack): set
5970 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5971 fconserve-stack. Reduce call-overhead used by inliner.
5973 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5976 * common.opt (flag_conserve_stack): Initialised to zero.
5978 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5981 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5982 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5985 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5987 * ira-color.c (allocno_reload_assign): Update comments.
5988 * regmove.c (regmove_optimize): Likewise.
5992 2009-01-29 Robert Millan <rmh@aybabtu.com>
5994 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5995 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5996 `MD_UNWIND_SUPPORT'.
5997 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5999 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6001 PR tree-optimization/39007
6002 * tree-loop-distribution.c (generate_builtin): Use
6003 recompute_dominator to compute the immediate dominator of the
6004 basic block just after the loop.
6006 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6008 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6009 (ASM_OUTPUT_DWARF_PCREL): Define.
6011 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6013 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6014 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6015 global. Modify entries about regmove and IRA.
6017 * ra-conflict.c: Remove the file.
6019 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6021 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6022 (pass_regclass_init): Rename to pass_reginfo_init.
6024 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6026 * toplev.h (flag_ira): Remove.
6028 * caller-save.c (setup_save_areas): Remove flag_ira.
6030 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6032 * global.c: Remove the file.
6034 * opts.c (decode_options): Remove flag_ira.
6036 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6038 * regmove.c: Modify file description.
6039 (find_use_as_address, try_auto_increment): Define them only if
6040 AUTO_INC_DEC is defined.
6041 (replacement_quality, replace_in_call_usage, fixup_match_1,
6042 stable_and_no_regs_but_for_p): Remove.
6043 (reg_set_in_bb): Make it static.
6044 (regmove_optimize): Remove flag_ira and code which worked for
6047 * local-alloc.c: Remove the file.
6049 * common.opt (fira): Remove.
6051 * ira.c: Include except.h.
6052 (eliminable_regset): Move from global.c.
6053 (mark_elimination): Ditto. Remove flag_ira.
6054 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6055 equiv_mem_modified, validate_equiv_mem_from_store,
6056 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6057 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6058 no_equiv, recorded_label_ref): Move from local-alloc.c.
6059 (update_equiv_regs): Ditto. Make it static.
6060 (print_insn_chain, print_insn_chains): Move it from global.c.
6061 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6062 (build_insn_chain): Ditto. Make it static.
6063 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6064 Rename to init_live_subregs.
6065 (gate_ira): Remove flag_ira.
6067 * regclass.c: Rename reginfo.c. Change file description.
6068 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6069 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6070 (init_reg_sets_1): Remove code for evaluation of
6071 reg_class_superclasses and losing_caller_save_reg_set.
6072 (init_regs): Remove init_reg_autoinc.
6073 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6074 ok_for_base_p_nonstrict): Remove.
6075 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6076 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6077 corresponding entries.
6078 (dump_regclass, record_operand_costs, scan_one_insn,
6079 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6080 record_address_regs, auto_inc_dec_reg_p): Remove.
6081 (gt-regclass.h): Rename to gt-reginfo.h.
6083 * rtl.h (dump_global_regs, retry_global_alloc,
6084 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6086 * Makefile.in (RA_H): Remove.
6087 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6088 Rename regclass.o to reginfo.o.
6089 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6091 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6092 (GTFILES): Rename regclass.c to reginfo.c.
6094 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6095 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6097 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6098 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6100 (finish_spills): Ditto. Remove code for !flag_ira.
6102 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6105 * doc/invoke.texi (rtl debug options): Complete rewrite.
6106 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6108 * mode-switching.c (pass_mode_switching): Rename pass from
6109 "mode-sw" to "mode_sw".
6110 * except.c (pass_convert_to_eh_ranges): Rename pass from
6111 "eh-ranges" to "eh_ranges".
6112 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6116 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6117 Alexander Monakov <amonakov@ispras.ru>
6120 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6122 (move_exprs_to_boundary): Change return type and pass through
6123 should_move from move_op. Relax assert. Update usage ...
6124 (schedule_expr_on_boundary): ... here. Use should_move instead of
6126 (move_op_orig_expr_found): Indicate that insn was disconnected from
6128 (code_motion_process_successors): Do not call after_merge_succs
6129 callback if original expression was not found when traversing any of
6131 (code_motion_path_driver): Change return type. Update prototype.
6132 (move_op): Update comment. Add a new parameter (should_move). Update
6133 prototype. Set *should_move based on indication provided by
6134 move_op_orig_expr_found.
6136 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6138 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6139 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6140 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6141 * config/rs6000/rs6000.c (rs6000_override_options): Default
6142 avoid-indexed-addresses on for Power6, off for everything else.
6143 (avoiding_indexed_address_p): New function.
6144 (rs6000_legitimize_address): Use it.
6145 (rs6000_legitimate_address): Likewise.
6146 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6148 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6150 PR tree-optimization/38997
6151 * tree-loop-distribution.c (generate_memset_zero): Use
6152 POINTER_PLUS_EXPR for a pointer addition.
6154 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6156 * config/s390/s390.md (bswap<mode>2): New pattern added.
6158 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6160 * config/s390/s390.md (*tls_load_31): Added type attribute.
6162 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6164 * config/s390/s390.md: Fix a few comments.
6166 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6168 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6169 (*tm<mode>_full): Fixed z10prop attribute.
6170 (*tst<mode>_extimm): Fixed z10prop attribute.
6171 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6172 (*tstqiCCT_cconly): Fixed z10prop attribute.
6173 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6174 (*movsi_larl): Fixed z10prop attribute.
6175 (*movsi_zarch): Fixed z10prop attribute.
6176 (*movsi_eas): Fixed z10prop attribute.
6177 (*movhi): Fixed z10prop attribute.
6178 (*movqi): Fixed z10prop attribute.
6179 (*movstrictqi): Fixed z10prop attribute.
6180 (*mov<mode>): Fixed z10prop attribute.
6181 (*movcc): Fixed z10prop attribute.
6182 (*sethighpartdi_64): Fixed z10prop attribute.
6183 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6184 (*negdi2_sign_cc): Fixed z10prop attribute.
6185 (*negdi2_sign): Fixed z10prop attribute.
6186 (*absdi2_sign_cc): Fixed z10prop attribute.
6187 (*absdi2_sign): Fixed z10prop attribute.
6188 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6189 (*negabsdi2_sign): Fixed z10prop attribute.
6190 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6191 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6192 (doloop_si64): Fixed z10prop attribute.
6193 (doloop_si31): Fixed z10prop attribute.
6194 (doloop_long): Fixed z10prop attribute.
6195 (indirect_jump): Fixed z10prop attribute.
6196 (nop): Fixed z10prop attribute.
6197 (main_base_64): Fixed z10prop attribute.
6198 (reload_base_64): Fixed z10prop attribute.
6200 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6202 PR rtl-optimization/38740
6203 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6205 * config/mips/mips.c (mips_reorg): Likewise.
6207 2009-01-28 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/38926
6210 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6211 with the correct value id to a value.
6212 (do_regular_insertion): Use the value number of edoubleprime
6213 for the value number of the expr.
6216 2008-08-21 Richard Guenther <rguenther@suse.de>
6218 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6219 a PHI ask VN if it is already available.
6220 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6221 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6223 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6226 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6227 set to varying whenever max has TREE_OVERFLOW set, similarly
6228 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6230 2009-01-28 Richard Guenther <rguenther@suse.de>
6233 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6234 uninitialized aggregate uses in call arguments.
6236 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6238 PR tree-optimization/38984
6239 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6240 the nothing_id variable if -fno-delete-null-pointer-checks.
6242 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6245 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6246 (set_got_offset_rex64): Ditto.
6248 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6251 * doc/extend.texi: Improve local variable with asm reg.
6253 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6255 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6256 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6257 was not supplied then set warn_packed_bitfield_compat to the
6259 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6262 2009-01-27 Richard Guenther <rguenther@suse.de>
6264 PR tree-optimization/38503
6265 * cfgexpand.c (expand_gimple_basic_block): Ignore
6266 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6267 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6268 variables that cannot have TBAA applied.
6269 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6272 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6275 * calls.c (initialize_argument_information): Do not wrap complex
6276 arguments in SAVE_EXPR.
6278 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6280 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6281 (INSTALL_LIBGCC): Revert typo commit.
6283 2009-01-26 Richard Guenther <rguenther@suse.de>
6285 PR tree-optimization/38745
6286 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6287 from special handling.
6289 2009-01-26 Richard Guenther <rguenther@suse.de>
6291 PR tree-optimization/38745
6292 * tree-ssa.c (execute_update_addresses_taken): Do not include
6293 variables that cannot possibly be a register in not_reg_needs.
6294 Do not clear TREE_ADDRESSABLE on vars that may not become
6296 * tree-ssa.c (update_alias_info_1): Include those in the set
6297 of addressable vars.
6299 2009-01-26 Richard Guenther <rguenther@suse.de>
6302 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6303 * tree-ssa-dse.c: Include langhooks.h
6304 (execute_simple_dse): Remove stores with zero size.
6306 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6309 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6312 2009-01-24 Julian Brown <julian@codesourcery.com>
6314 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6315 config/arm/linux-atomic.c.
6316 * config/arm/linux-atomic.c: New.
6318 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6320 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6321 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6322 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6324 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6327 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6330 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6332 PR tree-optimization/38953
6333 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6334 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6335 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6336 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6339 2009-01-24 Paul Brook <paul@codesourcery.com>
6341 * config/arm/neon.md (neon_type): Move to arm.md.
6342 (neon_mov<VSTRUCT>): Add neon_type attribute.
6343 * config/arm/arm.md (neon_type): Move to here.
6344 (conds): Add "unconditioal" and use as default for NEON insns.
6346 2009-01-24 Ben Elliston <bje@au.ibm.com>
6348 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6349 void *' warning from -Wc++-compat.
6350 * Makefile.in (dominance.o-warn): Remove.
6352 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6354 PR tree-optimization/38932
6355 * fold-const.c (fold_unary_ignore_overflow): New.
6356 * tree.h (fold_unary_ignore_overflow): Declare.
6357 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6358 * tree-ssa-sccvn.c (visit_reference_op_load,
6359 simplify_unary_expression): Likewise.
6361 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6363 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6364 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6365 regardless of their type.
6366 * c-common.c (handle_packed_attribute): Don't ignore packed on
6368 * c.opt (Wpacked-bitfield-compat): New warning option.
6369 * stor-layout.c (place_field): Warn if offset of a field changed.
6370 * doc/extend.texi (packed): Mention the ABI change.
6371 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6372 (Warning Options): Add it to the list.
6374 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6376 * c-opts.c (c_common_post_options): Fix a typo in comments.
6378 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6381 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6382 variables to static.
6383 * doc/invoke.texi (-fmerge-all-constants): Update description.
6385 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6388 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6389 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6391 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6393 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6395 (LOCAL_ALIGNMENT): Similarly.
6397 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6398 Joseph Myers <joseph@codesourcery.com>
6400 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6401 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6402 * config/arm/arm-tune.md: Regenerate.
6403 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6406 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6408 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6409 version number to five.
6411 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6414 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6415 * c-common.c (set_underlying_type): Likewise.
6416 (is_typedef_decl ): Likewise
6418 (set_underlying_type): Likewise.
6419 (is_typedef_type): Likewise.
6421 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6424 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6427 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6430 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6431 (LIBGCC_SPEC): Don't define.
6432 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6434 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6436 PR rtl-optimization/38879
6437 * alias.c (base_alias_check): Unaligned access via AND address can
6438 alias all surrounding object types except those with sizes equal
6439 or wider than the size of unaligned access.
6441 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6444 * c-decl.c (clone_underlying_type): Move this ...
6445 * c-common.c (set_underlying_type): ... here.
6446 Also, make sure the function properly sets TYPE_STUB_DECL() on
6447 the newly created typedef variant type.
6448 (is_typedef_decl ): New entry point.
6449 * tree.h: Added a new member member_types_needing_access_check to
6450 struct tree_decl_non_common.
6451 (set_underlying_type): New entry point.
6452 (is_typedef_type): Likewise.
6454 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6456 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6457 Check whether two instructions have memory references that
6458 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6459 are helper functions for traversing.
6460 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6461 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6462 not to draw dependency edge for instructions with non-conflicting
6465 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6468 * longlong.h: Update copyright years. Use soft-fp license notice.
6469 Sync __clz_tab declaration with glibc.
6471 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6474 * doc/extend.texi (syscall_linkage): New.
6475 (version_id): Modify.
6477 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6478 Richard Guenther <rguenther@suse.de>
6480 PR tree-optimization/38747
6481 PR tree-optimization/38748
6482 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6483 conversion if the base address is an indirect reference and the
6484 aliasing sets could cause issues.
6486 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6488 * common.opt (fgraphite, fgraphite-identity): Add comment for
6489 explaining why these options are not documented.
6491 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6493 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6494 gimple_call_lhs is NULL.
6496 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6499 * emit-rtl.c (adjust_address_1): Make sure memref is never
6502 2009-01-20 Ben Elliston <bje@au.ibm.com>
6504 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6505 const qualifier from arg parameter. Remove unnecessary cast to char *.
6506 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6507 const qualifier from arg 2.
6509 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6511 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6513 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6516 * rtl.h (reinit_regs): New prototype.
6517 * regclass.c: Include ira.h.
6519 * Makefile.in (regclass.o): Add ira.h.
6520 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6522 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6525 * c-common.c (handle_aligned_attribute): Use
6526 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6527 default alignment value.
6529 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6531 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6532 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6534 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6535 __BIGGEST_ALIGNMENT__.
6537 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6539 2009-01-18 Richard Guenther <rguenther@suse.de>
6541 PR tree-optimization/38819
6542 * tree-flow.h (operation_could_trap_helper_p): Declare.
6543 * tree-eh.c (operation_could_trap_helper_p): Export.
6544 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6545 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6546 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6547 are about to insert a possibly trapping instruction and fail
6550 2009-01-18 Andreas Schwab <schwab@suse.de>
6552 * doc/install.texi (Configuration): Remove obsolete paragraph
6553 about use of --with-gnu-ld with --with-gnu-as.
6555 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6557 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6558 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6559 Follow spelling conventions.
6561 2009-01-18 Ben Elliston <bje@au.ibm.com>
6563 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6564 C++ warning about implicit conversion from void * to struct
6566 (bitmap_obstack_free): Likewise for bitmap_element *.
6567 * Makefile.in (bitmap.o-warn): Remove.
6569 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6571 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6573 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6574 Tobias Grosser <tobi.grosser@amd.com>
6576 * graphite.c (graphite_trans_scop_block): Do not block single
6579 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6581 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6582 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6583 test with assertion.
6585 2009-01-16 Richard Guenther <rguenther@suse.de>
6587 PR tree-optimization/38835
6589 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6590 and INT + PTR -> (INT)(PTR p+ INT) folding.
6591 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6593 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6596 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6597 the subreg from a lowpart subreg if it is also casting the value.
6599 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6600 Tobias Grosser <tobi.grosser@amd.com>
6602 * graphite.c (compare_prefix_loops): New.
6603 (build_scop_canonical_schedules): Rewritten.
6604 (graphite_transform_loops): Move build_scop_canonical_schedules
6605 after build_scop_iteration_domain.
6607 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6608 Tobias Grosser <tobi.grosser@amd.com>
6610 * graphite.c (add_conditions_to_domain): Add the loops to
6611 the dimension of the iteration domain. Do copy the domain
6612 only when it exists.
6613 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6614 (add_conditions_to_constraints): New.
6615 (can_generate_code_stmt, can_generate_code): Removed.
6616 (gloog): Do not call can_generate_code.
6617 (graphite_transform_loops): Call add_conditions_to_constraints
6618 after building the iteration domain.
6620 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6622 PR tree-optimization/38789
6623 * tree-ssa-threadedge.c
6624 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6625 __builtin_constant_p.
6627 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6629 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6630 examined before deleting them.
6632 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6634 * function.c (aggregate_value_p): Correctly extract the function
6635 type from CALL_EXPR_FN lookup.
6637 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6639 * config/picochip/picochip.c (picochip_override_options): Revert
6640 CFI asm flag disable commited previously.
6642 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6643 Tobias Grosser <tobi.grosser@amd.com>
6644 Jan Sjodin <jan.sjodin@amd.com>
6646 * graphite.c (scan_tree_for_params): On substractions negate
6647 all the coefficients of the term.
6648 (clast_to_gcc_expression_red): New. Handle reduction expressions
6649 of more than two operands.
6650 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6651 (get_vdef_before_scop): Handle also the case of default definitions.
6653 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6655 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6656 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6657 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6659 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6660 Joey Ye <joey.ye@intel.com>
6663 * cfgexpand.c (expand_stack_alignment): Don't update stack
6664 boundary nor check incoming stack boundary here.
6665 (gimple_expand_cfg): Update stack boundary and check incoming
6666 stack boundary here.
6668 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6670 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6672 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6674 PR rtl-optimization/38245
6675 * calls.c (expand_call): Add stack arguments to
6676 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6677 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6678 in regs and partially in memory or BLKmode arguments.
6679 (emit_library_call_value_1): Add stack arguments to
6680 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6681 ACCUMULATE_OUTGOING_ARGS).
6682 * dce.c: Include tm_p.h.
6683 (find_call_stack_args): New function.
6684 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6686 (mark_insn): Call find_call_stack_args for CALL_Ps.
6687 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6688 forwards. Allocate and free arg_stores bitmap if needed, pass it
6689 down to deletable_insn_p, don't mark stores set in arg_stores
6690 bitmap, clear the bitmap at the beginning of each bb.
6691 * Makefile.in (dce.o): Depend on $(TM_P_H).
6693 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6696 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6697 to make sure the insn is a conditional test (bug 22599). Reformat a
6700 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6703 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6704 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6705 (gloog): Do not call cleanup_tree_cfg.
6706 (graphite_transform_loops): Call cleanup_tree_cfg after all
6707 scops have been code generated.
6709 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6710 * doc/gty.texi (Invoking the garbage collector): Added new node
6711 and section documenting ggc_collect.
6713 2009-01-14 Richard Guenther <rguenther@suse.de>
6715 PR tree-optimization/38826
6717 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6718 initialization notes only if we actually emitted a warning.
6719 (intra_create_variable_infos): Add constraints for a result decl
6720 that is passed by hidden reference.
6721 (build_pred_graph): Mark all related variables non-direct on
6724 2009-01-14 Nick Clifton <nickc@redhat.com>
6726 * ira-conflicts.c: Include addresses.h for the definition of
6728 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6729 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6731 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6734 * Makefile.in (ira-lives.o): Add except.h.
6736 * ira-lives.c: Include except.h.
6737 (process_bb_node_lives): Process can_throw_internal.
6739 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6741 PR rtl-optimization/38774
6742 * combine.c (simplify_set): When undoing cc_use change, don't do
6743 PUT_CODE on the newly created comparison, but instead put back the
6746 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6748 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6749 values. Remove duplicate arm8 entry.
6751 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6753 PR tree-optimization/38786
6754 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6755 the SSA_NAME case of expand_scalar_variables_expr.
6756 Set the type of an expression to the type of its assign statement.
6757 (expand_scalar_variables_expr): Also gather the scalar computation
6758 used to index the memory access. Do not pass loop_p.
6759 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6760 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6761 the gimple_stmt_iterator where it inserts new code.
6763 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6764 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6766 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6768 * graphite.h (debug_value): Removed.
6769 * graphite.c (debug_value): Removed.
6771 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6773 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6774 ldrd/strd with two 32-bit instructions.
6776 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6778 * config/arm/arm.c (struct processors): Pass for speed down into
6779 cost helper functions.
6780 (const_ok_for_op): Handle COMPARE and inequality nodes.
6781 (arm_rtx_costs_1): Rewrite.
6782 (arm_size_rtx_costs): Update prototype.
6783 (arm_rtx_costs): Pass speed down to helper functions.
6784 (arm_slowmul_rtx_costs): Rework cost calculations.
6785 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6786 (arm_9e_rtx_costs): Likewise.
6788 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6790 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6791 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6792 (alpha_legitimize_address): Do not split local symbols wider than
6793 UNITS_PER_WORD into HIGH/LO_SUM parts.
6795 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6798 * gcc.c (process_command): Replace call to execvp with calls
6799 to pex_one and exit.
6801 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6804 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6805 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6806 variant for devices with 3-byte PC.
6807 (__tablejump_elpm__): New.
6809 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6812 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6813 offsetof member-designator, handle it as `[0].'.
6815 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6817 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6818 function when not using named sections on targets with named sections
6819 if branch distance is less than 262132.
6821 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6823 * combine.c (combine_instructions): Recompute
6824 optimize_this_for_speed_p for each BB in the main combine loop.
6826 2009-01-12 Tomas Bily <tbily@suse.cz>
6829 * tree-loop-distribution.c (prop_phis): New function.
6830 (generate_builtin): Call prop_phis.
6831 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6833 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6835 PR tree-optimization/38807
6836 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6837 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6839 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6841 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6842 subreg of op0 to the original op0.
6844 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6846 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6848 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6851 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6852 starting with digits.
6854 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6857 * config/arm/arm.c (arm_is_long_call_p): Don't call
6858 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6860 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6862 * regrename.c (regrename_optimize): Fix dumping.
6863 (find_oldest_value_reg): Preserve REG_POINTER.
6864 (copy_hardreg_forward_1): Likewise.
6866 2009-01-09 Diego Novillo <dnovillo@google.com>
6868 * gimple.h (struct gimple_statement_base) <uid>: Document
6869 the restrictions on its use.
6871 (gimple_set_uid): Tidy.
6873 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6875 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6876 zero guard even if align_bytes != 0 and count is smaller than
6879 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6881 PR rtl-optimization/38495
6882 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6883 (add_range_and_copies_from_move_list): Print all added ranges.
6884 Add ranges to memory optimized destination.
6886 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6890 * config/i386/i386.c (override_options): Reject
6891 -mstringop-strategy=rep_8byte with -m32.
6892 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6893 to 1. Do count comparison against epilogue_size_needed at compile
6894 time even when count_exp was constant forced into register. For
6895 size_needed don't jump to epilogue, instead just avoid aligning
6896 and invoke the body algorithm. If need_zero_guard, add zero guard
6897 even if count is non-zero, but smaller than size_needed + number of
6898 bytes that could be stored for alignment.
6899 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6900 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6901 but smaller than size_needed + number of bytes that could be stored
6902 for alignment. Compare size_needed with epilogue_size_needed instead
6903 of desired_align - align, don't adjust size_needed, pass
6904 epilogue_size_needed to the epilogue expanders.
6907 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6909 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6911 * pa.c (last_address): Change to unsigned.
6912 (update_total_code_bytes): Change argument to unsigned. Don't
6913 check if insn addresses are set.
6914 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6915 addresses are not set.
6916 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6918 2009-01-09 Nick Clifton <nickc@redhat.com>
6920 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6921 DECL_DECLARED_INLINE_P.
6923 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6926 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6927 GET_MODE (op0) in operand_subword_force calls.
6930 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6931 fold_convert arg0 operands to TREE_TYPE (op0) first.
6933 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6935 * params.def (ira-max-conflict-table-size): Decrease default value
6938 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6940 PR tree-optimization/37031
6941 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6943 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6944 allocate it using gc instead of heap, use VEC_quick_push instead of
6946 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6947 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6948 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6949 allocated vector from heap allocated.
6950 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6951 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6952 vector only after perfect_loop_nest_depth call.
6954 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6955 Jan Sjodin <jan.sjodin@amd.com>
6957 PR tree-optimization/38559
6958 * graphite.c (debug_value, copy_constraint,
6959 swap_constraint_variables, scale_constraint_variable, ): New.
6960 (get_lower_bound, get_upper_bound): Removed.
6961 (graphite_trans_bb_strip_mine): Clean up this code that works
6962 only for constant number of iterations. Fully copy upper and
6963 lower bound constraints, not only the constant part of them.
6964 * graphite.h (debug_value): Declared.
6966 2009-01-08 Ira Rosen <irar@il.ibm.com>
6968 PR tree-optimization/37194
6969 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6970 Don't add the cost of cost model guard in prologue to scalar
6971 outside cost in case of known number of iterations.
6973 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6974 Alan Modra <amodra@bigpond.net.au>
6976 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6977 non-word-aligned REG+CONST addressing.
6979 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6982 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6983 free_after_compilation when outputting a thunk.
6984 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6985 Do not call free_after_compilation here.
6987 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6989 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6990 (ix86_valid_target_attribute_inner_p): Ditto.
6992 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6994 PR tree-optimization/38492
6995 PR tree-optimization/38498
6996 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6997 * tree-chrec.h (scev_is_linear_expression): Declared.
6998 * graphite.c (graphite_cannot_represent_loop_niter): New.
6999 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7000 (graphite_loop_normal_form): Use gcc_assert.
7001 (scan_tree_for_params): Use CASE_CONVERT.
7002 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7003 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7004 Use gcc_assert. Discard scops that contain unhandled cases.
7005 (build_scop_conditions): Return a boolean status for unhandled cases.
7006 (strip_mine_profitable_p): Print the loop number, not its depth.
7007 (is_interchange_valid): Pass the depth of the loop nest, don't
7008 recompute it wrongly.
7009 (graphite_trans_bb_block): Same.
7010 (graphite_trans_bb_block): Print tentative of loop blocking.
7011 (graphite_trans_scop_block): Do not print that the loop has been
7013 (graphite_transform_loops): Do not handle scops that contain condition
7016 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7018 AVX Programming Reference (December, 2008)
7019 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7020 (_mm256_stream_pd): Likewise.
7021 (_mm256_stream_ps): Likewise.
7023 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7024 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7025 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7026 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7027 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7028 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7029 (ix86_expand_special_args_builtin): Likewise.
7031 * config/i386/sse.md (AVXMODEDI): New.
7032 (avx_movnt<mode>): Likewise.
7033 (avx_movnt<mode>): Likewise.
7034 (<sse>_movnt<mode>): Remove AVX support.
7035 (sse2_movntv2di): Likewise.
7037 2009-01-07 Richard Guenther <rguenther@suse.de>
7040 * fold-const.c (extract_muldiv): Remove obsolete comment.
7041 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7042 to PLUS_EXPR canonicalization for the canonicalization.
7044 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7046 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7047 hosted cross-compilers generating less efficient code.
7049 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7051 * function.h (rtl_data): Add a dbr_scheduled_p field.
7052 * reorg.c (dbr_schedule): Set it.
7053 (gate_handle_delay_slots): Check it.
7054 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7055 (mips_reorg): Check flag_delayed_branch instead of
7056 mips_base_delayed_branch.
7057 (mips_override_options): Don't set mips_base_delayed_branch
7058 or flag_delayed_branch.
7060 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7062 PR rtl-optimization/38426.
7063 * ira.c (ira): Set current_function_is_leaf earlier.
7065 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7067 PR rtl-optimization/38722
7068 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7069 too early, only set a flag and modify after last possible
7072 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7075 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7076 * real.c (decimal_single_format): Correct values of emin and emax.
7077 (decimal_double_format): Ditto.
7078 (decimal_quad_format): Ditto.
7079 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7080 computation of DECnn_MIN and DECnn_MAX for corrected values of
7081 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7082 __DECnn_MIN__, and adjust its computation for the corrected value
7085 2009-01-06 Jan Hubicka <jh@suse.cz>
7088 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7090 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7092 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7093 Add Robert Clark to the list of testers.
7095 2009-01-06 Jan Hubicka <jh@suse.cz>
7096 Kai Tietz <kai.tietz@onevision.com>
7098 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7099 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7101 2009-01-06 Jan Hubicka <jh@suse.cz>
7102 Kai Tietz <kai.tietz@onevision.com>
7104 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7106 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7107 (ix86_nsaved_regs): Count only general purpose regs.
7108 (ix86_nsaved_sseregs): New.
7109 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7110 to 16 for w64; compute padding and size of sse reg save area.
7111 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7112 general purpose regs.
7113 (ix86_emit_save_sse_regs_using_mov): New.
7114 (ix86_expand_prologue): Save SSE regs if needed.
7115 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7116 (ix86_emit_restore_sse_regs_using_mov): New.
7117 (ix86_expand_epilogue): Save SSE regs if needed.
7119 2009-01-06 Jan Hubicka <jh@suse.cz>
7120 Kai Tietz <kai.tietz@onevision.com>
7122 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7123 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7124 functions when accumulate outgoing args is off.
7126 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7129 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7130 before using pseudos_have_intersected_live_ranges_p.
7132 * ira-int.h (ira_assert): Always define.
7134 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7136 AVX Programming Reference (December, 2008)
7137 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7138 (_mm256_permute2_pd): Likewise.
7139 (_mm_permute2_ps): Likewise.
7140 (_mm256_permute2_ps): Likewise.
7141 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7142 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7144 * config/i386/i386.c (ix86_builtins): Remove
7145 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7146 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7147 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7148 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7149 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7150 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7151 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7152 __builtin_ia32_vpermil2ps256.
7153 (ix86_init_mmx_sse_builtins): Updated.
7154 (ix86_expand_args_builtin): Likewise.
7156 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7158 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7159 long absolute calls when generating PA 2.0 code.
7161 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7163 PR rtl-optimization/38583
7164 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7166 * params.def (ira-max-conflict-table-size): New.
7168 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7170 * ira.h (ira_conflicts_p): New external definition.
7172 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7173 table. Report this. Return result of building.
7174 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7175 building conflict table.
7177 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7178 (ira_color): Use ira_conflicts_p.
7180 * global.c: Include ira.h.
7181 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7184 * Makefile.in (global.o): Add ira.h.
7186 * ira-build.c (mark_all_loops_for_removal,
7187 propagate_some_info_from_allocno): New.
7188 (remove_unnecessary_allocnos): Call
7189 propagate_some_info_from_allocno.
7190 (remove_low_level_allocnos): New.
7191 (remove_unnecessary_regions): Add parameter. Call
7192 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7193 parameter to remove_unnecessary_regions.
7194 (ira_build): Remove all regions but root if the conflict table was
7195 not built. Update conflict hard regs for allocnos crossing calls.
7197 * ira.c (ira_conflicts_p): New global.
7198 (ira): Define and use ira_conflicts_p.
7200 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7201 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7202 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7204 2009-01-06 Ben Elliston <bje@au.ibm.com>
7206 * gengtype-lex.l (YY_NO_INPUT): Define.
7208 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7211 * c-common.c (handle_vector_size_attribute): Also reject
7214 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7216 PR tree-optimization/38492
7217 * graphite.c (rename_map_elt, debug_rename_elt,
7218 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7219 rename_map_elt_info, eq_rename_map_elts,
7220 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7221 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7222 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7223 (sese_build_livein_liveouts): New.
7224 (new_sese, free_sese): New.
7225 (new_scop): Call new_sese.
7226 (free_scop): Call free_sese.
7227 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7228 (register_old_new_names): Renamed register_old_and_new_names.
7229 (register_scop_liveout_renames, add_loop_exit_phis,
7230 insert_loop_close_phis, struct igp,
7231 default_liveout_before_guard, add_guard_exit_phis,
7232 insert_guard_phis, copy_renames): New.
7233 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7234 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7235 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7236 (scop_adjust_phis_for_liveouts): New.
7237 (gloog): Call scop_adjust_phis_for_liveouts.
7239 * graphite.h (struct sese): Documented. Added fields liveout,
7241 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7242 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7243 (struct scop): Added field liveout_renames.
7244 (SCOP_LIVEOUT_RENAMES): New.
7246 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7248 PR tree-optimization/38510
7249 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7250 (translate_clast): Call recompute_all_dominators before
7252 (gloog): Call recompute_all_dominators before graphite_verify.
7254 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7255 Jan Sjodin <jan.sjodin@amd.com>
7257 PR tree-optimization/38500
7258 * graphite.c (create_sese_edges): Call fix_loop_structure after
7261 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7263 * config.gcc: Add m32r*-*-rtems*.
7264 * config/m32r/rtems.h: New file.
7266 2009-01-05 Ben Elliston <bje@au.ibm.com>
7268 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7269 (.po.pox): Likewise.
7270 (po/gcc.pot): Likewise.
7272 2009-01-04 David S. Miller <davem@davemloft.net>
7274 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7275 (STARTING_FRAME_OFFSET): Always set to zero.
7277 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7279 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7280 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7281 fixed-point types, and vectors of the same.
7283 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7285 * config/mips/sync.md (*mb_barrier): Rename to...
7286 (*memory_barrier): ...this.
7288 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7290 * doc/extend.texi (Function Attributes): Move @cindex after @item
7291 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7292 and put in alphabetical order. Fix 'target' name and put in order.
7293 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7296 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7298 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7299 (memory_barrier): Expand as unspec instead of unspec_volatile.
7300 Remove mem:BLK from insn operands. Use Pmode scratch register.
7301 (*memory_barrier): Define as unspec instead of unspec_volatile.
7302 Use (match_dup 0) as input operand.
7304 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7305 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7306 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7307 scratch register. Remove operand 1.
7308 (*stbar): Define as unspec instead of unspec_volatile.
7309 Use (match_dup 0) as input operand, remove (const_int 8).
7310 (*membar): Define as unspec instead of unspec_volatile.
7311 Use (match_dup 0) as input operand, remove input operand 2.
7313 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7320 Remove mem:BLK from insn operands. Use Pmode scratch register.
7321 Set volatile flag on operand 0.
7322 (*memory_barrier): New insn pattern.
7324 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7326 (*memory_barrier): Use (match_dup 0) as input operand.
7328 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7329 Remove mem:BLK from insn operands. Use Pmode scratch register.
7330 Set volatile flag on operand 0.
7331 (*mb_internal): New insn pattern.
7333 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7335 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7338 * function.c (struct temp_slot): Move to the section of the file
7339 that deals with temp slots. Remove field 'address'.
7340 (temp_slot_address_table): New hash table of address -> temp slot.
7341 (struct temp_slot_address_entry): New struct, items for the table.
7342 (temp_slot_address_compute_hash, temp_slot_address_hash,
7343 temp_slot_address_eq, insert_temp_slot_address): Support functions
7345 (find_temp_slot_from_address): Rewrite to use the new hash table.
7346 (remove_unused_temp_slot_addresses): Remove addresses of temp
7347 slots that have been made available.
7348 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7349 worker function for remove_unused_temp_slot_addresses.
7350 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7351 Add the temp slot address to the address -> temp slot map.
7352 (update_temp_slot_address): Update via insert_temp_slot_address.
7353 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7354 (pop_temp_slots): Likewise.
7355 (init_temp_slots): Allocate the address -> temp slot map, or empty
7356 the map if it is already allocated.
7357 (prepare_function_start): Initialize temp slot processing.
7359 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7362 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7363 Calculate the size of all stack vars assuming no packing of stack
7364 vars will happen, replacing a quadratic algorithm with a linear one.
7366 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7369 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7372 2009-01-03 Diego Novillo <dnovillo@google.com>
7374 * doc/contrib.texi: Update contributions.
7376 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7379 * builtins.c (fold_builtin_memory_op): Give up if either operand
7380 is volatile. Set srctype or desttype to non-qualified version
7384 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7387 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7389 PR rtl-optimization/35805
7390 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7391 problem if fast dce is able to remove any instructions.
7392 * dce.c (dce_process_block): Fix dump message.
7394 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7397 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7399 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7402 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7403 * tree-pretty-print.c (op_code_prio): New function.
7404 (op_prio): No longer static. Use op_code_prio.
7405 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7406 Use op_prio and op_code_prio to determine if () should be
7407 printed around operand(s) or not.
7409 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7410 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7411 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7412 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7413 pp_character instead of pp_string for single letter printing.
7415 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7417 * doc/extend.texi: Fix '#pragma GCC option' typo.
7419 2009-01-02 Richard Guenther <rguenther@suse.de>
7421 * doc/install.texi (--enable-checking): Mention different
7423 (--enable-stage1-checking): Document.
7425 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7428 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7429 case to be an error.
7431 2009-01-02 Ben Elliston <bje@au.ibm.com>
7433 * config/fp-bit.h (pack_d): Constify argument.
7434 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7435 (isnan): Constify argument.
7439 (_fpadd_parts): Constify return type.
7440 (_fpmul_parts): Likewise.
7441 (_fpdiv_parts): Likewise.
7443 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7446 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7447 warn about overwriting initializer with side-effects or
7448 -Woverride-init if !IMPLICIT.
7449 (output_init_element): Likewise. Pass IMPLICIT down to
7451 (process_init_element): Add IMPLICIT argument. Pass it down
7452 to output_init_element.
7453 (push_init_element, pop_init_level, set_designator): Adjust
7454 process_init_element callers.
7455 (set_nonincremental_init, set_nonincremental_init_from_string):
7456 Adjust add_pending_init callers.
7457 (output_pending_init_elements): Adjust output_init_element callers.
7458 * c-tree.h (process_init_element): Adjust prototype.
7459 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7460 process_init_element callers.
projects / gcc.git / blob