1 2009-04-17 Diego Novillo <dnovillo@google.com>
3 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4 assertion for AVAIL_OUT.
6 2009-04-17 Mike Frysinger <vapier@gentoo.org>
9 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10 * config/sh/linux-atomic.asm: Likewise.
12 2009-04-17 Diego Novillo <dnovillo@google.com>
14 * except.c (debug_eh_tree): New.
15 (struct eh_region, struct eh_status): Move ...
17 (add_type_for_runtime): Declare extern.
18 (lookup_type_for_runtime): Likewise.
19 (debug_eh_tree): Declare.
20 * Makefile.in (GTFILES): List except.h before except.c
22 2009-04-17 Diego Novillo <dnovillo@google.com>
24 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
26 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
27 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
28 (find_vars_r): ... here.
29 * tree-flow.h (find_referenced_vars_in): Declare.
30 * tree-ssa-pre.c (create_expression_by_pieces): Assert
31 that AVAIL_OUT exists for BLOCK.
32 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
33 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
34 (tree-parloops.o): Likewise.
36 2009-04-17 Simon Baldwin <simonb@google.com>
38 * toplev.c (default_tree_printer): Add handling for %E format.
40 2009-04-17 Diego Novillo <dnovillo@google.com>
42 * tree-pretty-print.c (dump_generic_node): Add break
43 after TREE_BINFO handler.
44 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
45 Handle NULL TREE_TYPEs.
46 Handle METHOD_TYPE and FUNCTION_TYPE together.
47 Call print_struct_decl when printing structures and
48 TDF_SLIM is not given.
49 (print_struct_decl): Fix logic for detecting recursion.
51 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
54 * gcc.c (create_at_file): New.
55 (compile_input_file_p): New.
56 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
57 * main.c (main): Update call to toplev_main.
58 * toplev.c (toplev_main): Change signature. Call expandargv.
59 * toplev.h (toplev_main): Change signature.
61 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
63 * dwarf2out.c (field_byte_offset): Use the type size as the field size
64 if the latter is not constant.
66 2009-04-17 David Edelsohn <edelsohn@gnu.org>
68 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
70 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
72 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
73 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
75 2009-04-17 Richard Guenther <rguenther@suse.de>
77 * tree-ssa-structalias.c (get_constraint_for_component_ref):
78 Handle component references view-converting an invariant address.
80 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
82 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
83 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
84 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
85 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
86 Use @deftypevr rather than @deftypevar.
88 2009-04-17 Richard Guenther <rguenther@suse.de>
90 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
92 (get_prop_source_stmt): Likewise.
93 (can_propagate_from): Likewise.
95 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
97 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
98 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
99 (--with-multilib-list): Add default value.
100 * configure: Regenerate.
101 * Makefile.in (TM_ENDIAN_CONFIG): Define.
102 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
103 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
104 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
105 Don't add default cpu to multilib list unnecessarily, but do enable
106 the relevant compiler option..
107 Add support for --with-multilib-list=<blank> and
108 --with-multilib-list=!<somelib> to supress unwanted multilibs.
109 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
110 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
111 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
113 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
114 (MULTILIB_OSDIRNAMES): New variable.
115 * config/sh/t-1e: Delete file.
116 * config/sh/t-mlib-sh1: Delete file.
117 * config/sh/t-mlib-sh2: Delete file.
118 * config/sh/t-mlib-sh2a: Delete file.
119 * config/sh/t-mlib-sh2a-nofpu: Delete file.
120 * config/sh/t-mlib-sh2a-single: Delete file.
121 * config/sh/t-mlib-sh2a-single-only: Delete file.
122 * config/sh/t-mlib-sh2e: Delete file.
123 * config/sh/t-mlib-sh3e: Delete file.
124 * config/sh/t-mlib-sh4: Delete file.
125 * config/sh/t-mlib-sh4-nofpu: Delete file.
126 * config/sh/t-mlib-sh4-single: Delete file.
127 * config/sh/t-mlib-sh4-single-only: Delete file.
128 * config/sh/t-mlib-sh4a: Delete file.
129 * config/sh/t-mlib-sh4a-nofpu: Delete file.
130 * config/sh/t-mlib-sh4a-single: Delete file.
131 * config/sh/t-mlib-sh4a-single-only: Delete file.
132 * config/sh/t-mlib-sh4al: Delete file.
133 * config/sh/t-mlib-sh5-32media: Delete file.
134 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
135 * config/sh/t-mlib-sh5-64media: Delete file.
136 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
137 * config/sh/t-mlib-sh5-compact: Delete file.
138 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
139 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
140 * doc/install.texi (Options specification): Add
141 --with-multilib-list and --with-endian.
143 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
145 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
147 (OBJS-common): Add plugin-version.o.
148 (plugin-version.o): New.
149 * gcc-plugin.h (plugin_gcc_version): New.
150 (plugin_default_version_check): New.
151 (plugin_init_func, plugin_init): Add version argument.
152 * plugin-version.c: New.
153 * plugin.c (str_plugin_gcc_version_name): New.
154 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
155 pass it to the init function.
156 (plugin_default_version_check): New.
158 2009-04-17 Richard Guenther <rguenther@suse.de>
160 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
161 for decl-vs-decl disambiguation.
163 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
165 * config/s390/s390.h (s390_tune_attr): New macro definition.
166 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
168 2009-04-17 Richard Guenther <rguenther@suse.de>
170 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
171 (fold_stmt_r): Likewise.
172 (maybe_fold_reference): New function.
173 (fold_gimple_assign): Handle cases fold_stmt_r did.
174 (fold_stmt): Do not use fold_stmt_r.
175 (fold_stmt_inplace): Likewise.
177 2009-04-17 Richard Guenther <rguenther@suse.de>
179 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
180 (record_equivalences_from_stmt): Remove useless checks and
182 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
183 the type is already suitable.
185 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
187 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
189 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
191 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
192 (CMPtype): Define as __gcc_CMPtype.
194 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
196 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
197 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
199 2009-04-17 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/39746
202 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
203 special-casing for builtins and static variable use/def.
204 (call_may_clobber_ref_p_1): Likewise.
206 2009-04-16 Ian Lance Taylor <iant@google.com>
208 * df.h: Include "timevar.h".
209 (struct df_problem): Change tv_id field to timevar_id_t.
210 * tree-pass.h: Include "timevar.h".
211 (struct opt_pass): Change tv_id field to timevar_id_t.
212 * timevar.h (timevar_id_t): Define TV_NONE.
213 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
214 TV_NONE rather than tv_id != 0.
215 (execute_one_pass): Likewise.
216 * Makefile.in (DF_H): Add $(TIMEVAR_H).
217 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
218 dependencies to $(TREE_PASS_H).
219 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
221 (pass_branch_target_load_optimize2): Likewise.
222 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
223 (pass_outof_cfg_layout_mode): Likewise.
224 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
225 (pass_rebuild_cgraph_edges): Likewise.
226 (pass_remove_cgraph_callee_edges): Likewise.
227 * df-core.c (pass_df_initialize_opt): Likewise.
228 (pass_df_initialize_no_opt): Likewise.
229 (pass_df_finish): Likewise.
230 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
231 * except.c (pass_set_nothrow_function_flags): Likewise.
232 (pass_convert_to_eh_region_ranges): Likewise.
233 * final.c (pass_compute_alignments): Likewise.
234 * function.c (pass_instantiate_virtual_regs): Likewise.
235 (pass_init_function): Likewise.
236 (pass_leaf_regs): Likewise.
237 (pass_match_asm_constraints): Likewise.
238 * gimple-low.c (pass_lower_cf): Likewise.
239 (pass_mark_used_blocks): Likewise.
240 * init-regs.c (pass_initialize_regs): Likewise.
241 * integrate.c (pass_initial_value_sets): Likewise.
242 * ira.c (pass_ira): Likewise.
243 * jump.c (pass_cleanup_barriers): Likewise.
244 * omp-low.c (pass_expand_omp): Likewise.
245 (pass_lower_omp): Likewise.
246 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
247 * recog.c (pass_split_all_insns): Likewise.
248 (pass_split_after_reload): Likewise.
249 (pass_split_before_regstack): Likewise.
250 (pass_split_before_sched2): Likewise.
251 (pass_split_for_shorten_branches): Likewise.
252 * reginfo.c (pass_reginfo_init): Likewise.
253 (pass_subregs_of_mode_init): Likewise.
254 (pass_subregs_of_mode_finish): Likewise.
255 * passes.c (pass_postreload): Likewise.
256 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
257 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
258 (pass_warn_function_return): Likewise.
259 (pass_warn_function_noreturn): Likewise.
260 * tree-complex.c (pass_lower_complex): Likewise.
261 (pass_lower_complex_O0): Likewise.
262 * tree-if-conv.c (pass_if_conversion): Likewise.
263 * tree-into-ssa.c (pass_build_ssa): Likewise.
264 * tree-mudflap.c (pass_mudflap_1): Likewise.
265 (pass_mudflap_2): Likewise.
266 * tree-nomudflap.c (pass_mudflap_1): Likewise.
267 (pass_mudflap_2): Likewise.
268 * tree-nrv.c (pass_return_slot): Likewise.
269 * tree-object-size.c (pass_object_sizes): Likewise.
270 * tree-optimize.c (pass_all_optimizations): Likewise.
271 (pass_early_local_passes): Likewise.
272 (pass_all_early_optimizations): Likewise.
273 (pass_cleanup_cfg): Likewise.
274 (pass_cleanup_cfg_post_optimizing): Likewise.
275 (pass_free_datastructures): Likewise.
276 (pass_free_cfg_annotations): Likewise.
277 (pass_fixup_cfg): Likewise.
278 (pass_init_datastructures): Likewise.
279 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
280 (pass_late_warn_uninitialized): Likewise.
281 (pass_update_address_taken): Likewise.
282 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
283 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
284 (pass_cse_sincos): Likewise.
285 (pass_convert_to_rsqrt): Likewise.
286 * tree-ssa-structalias.c (pass_build_alias): Likewise.
287 * tree-stdarg.c (pass_stdarg): Likewise.
288 * tree-tailcall.c (pass_tail_recursion): Likewise.
289 (pass_tail_calls): Likewise.
290 * tree-vect-generic.c (pass_lower_vector): Likewise.
291 (pass_lower_vector_ssa): Likewise.
292 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
294 2009-04-16 Joseph Myers <joseph@codesourcery.com>
296 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
298 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
300 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
303 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
306 * config/sh/predicates.md (arith_operand): Check if the operand
307 of TRUNCATE is a REG.
309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
311 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
312 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
316 * tree-iterator.c (tsi_split_statement_list_after,
317 tsi_split_statement_list_before): Remove.
318 * tree-iterator.h: Remove the prototypes for
319 tsi_split_statement_list_after and tsi_split_statement_list_before.
321 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
323 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
324 * tree-ssa-propagate.h: Remove the prototype for
325 stmt_makes_single_load.
327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
329 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
330 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
334 * tree-iterator.c (EXPR_LAST_BODY): Remove.
336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
338 * except.c (eh_region_outer_p): Remove.
339 * except.h: Remove the prototype for eh_region_outer_p.
341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
343 * function.c (current_function_assembler_name): Remove.
344 * function.h: Remove the prototype for
345 current_function_assembler_name.
347 2009-04-16 Ian Lance Taylor <iant@google.com>
349 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
350 (add_reg_note): Call alloc_reg_note.
351 * rtl.h (alloc_reg_note): Declare.
352 * combine.c (try_combine): Use alloc_reg_note.
353 (recog_for_combine, move_deaths): Likewise.
354 (distribute_notes): Use alloc_reg_note and add_reg_note.
355 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
356 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
357 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
359 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
361 PR rtl-optimization/39762
362 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
363 ira_may_move_out_cost): Add comments about way of their usage.
364 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
366 * ira-conflicts.c (process_regs_for_copy): Use function
367 ira_get_register_move_cost instead of global
368 ira_register_move_cost.
370 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
371 color_pass, move_spill_restore, update_curr_costs): Ditto.
373 * ira-lives.c (process_single_reg_class_operands): Ditto.
375 * ira-emit.c (emit_move_list): Ditto.
377 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
378 (record_reg_classes): Ditto. Use functions
379 ira_get_register_move_cost and ira_get_may_move_cost instead of
380 global vars ira_register_move_cost, ira_may_move_out_cost and
381 ira_may_move_in_cost.
382 (record_address_regs): Don't call ira_init_register_move_cost.
383 Use function ira_get_may_move_cost instead of global
384 ira_may_move_in_cost.
385 (process_bb_node_for_hard_reg_moves): Use function
386 ira_get_register_move_cost instead of global ira_register_move_cost.
387 (ira_costs): Don't call ira_init_register_move_cost.
389 2009-04-16 Richard Guenther <rguenther@suse.de>
391 * tree-cfg.c (verify_gimple_assign_binary):
392 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
393 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
394 (create_general_new_stmt): Note that this function is broken.
396 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
398 * common.opt (fhelp): Add Var(help_flag).
399 * gcc-plugin.h (plugin_info): Add help.
400 * plugin.c (plugin_name_args): Add help.
401 (register_plugin_info): Set plugin->help.
402 (print_help_one_plugin): New.
403 (print_plugins_help): New.
404 * plugin.h (print_plugins_help): New.
405 * toplev.c (toplev_main): Call print_plugins_help if needed.
407 2009-04-16 Richard Guenther <rguenther@suse.de>
409 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
410 (gimple_ior_addresses_taken_1): New function.
411 (gimple_ior_addresses_taken): Likewise.
412 * gimple.h (struct gimple_statement_with_ops_base): Remove
413 addresses_taken member.
414 (gimple_ior_addresses_taken): Declare.
415 (gimple_addresses_taken, gimple_addresses_taken_ptr,
416 gimple_set_addresses_taken): Remove.
417 * ipa-reference.c (mark_address): New function.
418 (scan_stmt_for_static_refs): Use it for marking addresses taken.
419 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
420 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
421 (gimple_add_to_addresses_taken): Remove.
422 (get_tmr_operands): Call mark_address_taken.
423 (get_asm_expr_operands): Likewise.
424 (get_expr_operands): Likewise.
425 (build_ssa_operands): Do not clear the addresses_taken bitmap.
426 (free_stmt_operands): Do not free it.
427 * tree-ssa.c (delete_tree_ssa): Likewise.
428 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
430 2009-04-16 Richard Guenther <rguenther@suse.de>
432 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
433 (walk_stmt_load_store_ops): Likewise.
434 * gimple.c (get_base_loadstore): New function.
435 (walk_stmt_load_store_addr_ops): Likewise.
436 (walk_stmt_load_store_ops): Likewise.
437 * ipa-pure-const.c (check_op): Simplify.
438 (check_load, check_store): New functions.
439 (check_stmt): Use walk_stmt_load_store_ops.
440 * ipa-reference.c (mark_load): Adjust signature.
441 (mark_store): Likewise.
442 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
444 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
446 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
448 * opts.c (common_handle_option): Don't call print_version.
449 * plugin.c (plugin_name_args): Add version.
450 (register_plugin_info): New.
451 (register_callback): Handle PLUGIN_INFO.
452 (try_init_one_plugin): New.
453 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
455 (finalize_one_plugin): New.
456 (finalize_plugins): New.
457 (print_one_plugin): New.
458 (print_plugins_versions): New.
459 * plugin.h (print_plugins_versions): New.
460 (finalize_plugins): New.
461 * toplev.c (compile_file): Don't call initialize_plugins.
462 (print_version): Call print_plugins_versions.
463 (toplev_main): Call initialize_plugins. Print version if needed.
464 Call finalize_plugins.
466 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
468 * common.opt (fversion): New.
469 * gcc.c (print_version): New.
470 (process_command): Don't print the version. Just set print_version.
471 (main): Print version. Call subprocesses if print_version and
472 verbose_flag are set.
473 * opts.c (common_handle_option): Handle OPT_fversion.
475 2009-04-16 Richard Guenther <rguenther@suse.de>
476 Ira Rosen <irar@il.ibm.com>
478 PR tree-optimization/39698
479 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
480 type of the reduction variable. Only generate the def if
483 * omp-low.c (expand_omp_for_generic): When converting to a pointer
484 make sure to first convert to an integer of the same precision.
485 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
486 the type of the evolution correctly in computing the new
487 induction variable base.
489 2009-04-16 Richard Guenther <rguenther@suse.de>
492 * tree-cfg.c (make_blocks): Split statements with to-be
493 abnormal SSA names on the lhs.
495 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
497 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
498 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
499 * c-typeck.c (really_start_incremental_init): Likewise.
500 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
501 (TARGET_INITIALIZER): Remove it.
502 * target.h (struct target): Remove vector_opaque_p.
503 * tree.c (build_opaque_vector_type): New.
504 * tree.h (TYPE_VECTOR_OPAQUE): New.
505 (build_opaque_vector_type): Declare.
506 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
507 * config/rs6000/rs6000.c (build_opaque_vector_type,
508 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
509 (rs6000_init_builtins): Use build_opaque_vector_type for
510 opaque_V4SI_type_node.
512 2009-04-15 Catherine Moore <clm@codesourcery.com>
514 * debug.h (set_name): Declare.
515 * dwarf2out.c (dwarf2out_set_name): Declare.
516 (dwarf2_debug_hooks): Add set_name.
517 (find_AT_string): New.
518 (add_AT_string): Call find_AT_string.
519 (dwarf2out_set_name): New.
520 * cp/decl.c (grokdeclarator): Call set_name.
521 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
522 * debug.c (do_nothing_debug_hooks): Likewise.
523 * dbxout.c (dbx_debug_hooks): Likewise.
524 * sdbout.c (sdb_debug_hooks): Likewise.
526 2009-04-15 Michael Eager <eager@eagercon.com>
528 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
529 reg for single-precision FPU.
530 * config/rs6000/rs6000.md (movsi_internal1): Only for
532 (movsi_internal1_single): New. Add pattern to move SI values to/from
533 single-precision FP regs.
535 2009-04-15 Richard Guenther <rguenther@suse.de>
537 * omp-low.c (lower_rec_input_clauses): Build correct address
539 (expand_omp_for_generic): Fix multiplication type.
540 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
541 (generate_memset_zero): Fix types.
542 * tree-profile.c (prepare_instrumented_value): Correctly
545 2009-04-15 Ian Lance Taylor <iant@google.com>
547 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
548 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
549 for -Wall and for -Wc++-compat.
550 (c_common_post_options): For C++, set warn_enum_compare if not
552 * c-tree.h (struct c_expr): Add field original_type.
553 (build_external_ref): Update declaration.
554 * c-parser.c (c_parser_braced_init): Set original_type.
555 (c_parser_initelt): Likewise.
556 (c_parser_expr_no_commas): Likewise.
557 (c_parser_conditional_expression): Likewise.
558 (c_parser_cast_expression): Likewise.
559 (c_parser_unary_expression): Likewise. Pull setting of
560 original_code to top of function.
561 (c_parser_sizeof_expression): Set original_type.
562 (c_parser_alignof_expression): Likewise.
563 (c_parser_postfix_expression): Likewise. Pull setting of
564 original_code to top of function.
565 (c_parser_postfix_expression_after_paren_type): Set original_type.
566 (c_parser_postfix_expression_after_primary): Likewise.
567 (c_parser_expression): Likewise.
568 * c-typeck.c (build_external_ref): Add type parameter. Change all
570 (c_expr_sizeof_expr): Set original_type field.
571 (parser_build_unary_op): Likewise.
572 (parser_build_binary_op): Likewise. Optionally warn about
573 comparisons of enums of different types.
574 (digest_init): Set original_type field.
575 (really_start_incremental_init): Likewise.
576 (push_init_level, pop_init_level): Likewise.
577 * doc/invoke.texi (Warning Options): -Wenum-compare now
580 2009-04-15 Richard Guenther <rguenther@suse.de>
582 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
583 out a necessary conversion.
584 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
585 names we didn't value number.
586 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
588 2009-04-15 Richard Guenther <rguenther@suse.de>
590 PR tree-optimization/39764
591 * tree-ssa-ccp.c (get_value): Canonicalize value with
592 canonicalize_float_value.
594 2009-04-15 Jan Hubicka <jh@suse.cz>
596 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
597 Wrong version of patch.
599 2009-04-15 Jan Hubicka <jh@suse.cz>
601 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
603 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
605 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
606 our distinct integral and vector types.
608 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
610 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
611 * init.c (build_vtbl_address): Remove call to assemble_external.
613 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
615 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
616 output for other floating point modes.
618 2009-04-14 Diego Novillo <dnovillo@google.com>
620 * diagnostic.c (diagnostic_report_diagnostic): Do not
621 warn about loaded plugins for DK_ERROR and DK_WARNING.
622 * c-decl.c (declspecs_add_type): Move call to
623 invoke_plugin_callbacks ...
624 * c-parser.c (c_parser_declspecs): ... here.
625 * plugin.c (dump_active_plugins): Tidy output.
627 2009-04-14 Diego Novillo <dnovillo@google.com>
628 Le-Chun Wu <lcwu@google.com>
630 * configure.ac: Add --enable-plugin support.
631 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
632 * Makefile.in (PLUGIN_H): Define.
633 Export ENABLE_PLUGIN and GMPINC to site.exp.
634 Add PLUGINLIBS to link command.
635 Add/modify dependencies for plugin.o and files including plugin.h.
637 * config.in: Regenerate.
639 * opts.c (common_handle_option): Handle OPT_fplugin_ and
642 2009-04-14 Le-Chun Wu <lcwu@google.com>
644 * tree-pass.h (register_one_dump_file): Add a prototype for
645 register_one_dump_file.
646 * toplev.c (compile_file): Call initialize_plugins.
647 (do_compile): Call invoke_plugin_callbacks.
648 (toplev_main): Call invoke_plugin_callbacks.
649 * common.opt: Add -fplugin= and -fplugin-arg-.
650 * gcc-plugin.h: New public header file for plugins to include.
651 * plugin.c: New source file.
652 * plugin.h: New internal header file.
653 * passes.c (register_one_dump_file): Make it external.
655 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
657 2009-04-14 Diego Novillo <dnovillo@google.com>
659 * doc/plugins.texi: New.
660 * doc/gccint.texi: Add reference to Plugins chapter.
661 * doc/invoke.texi: Document -fplugin and -fplugin-arg
662 * diagnostic.c (diagnostic_report_diagnostic): Warn about
663 loaded plugins, if any.
664 * timevar.def (TV_PLUGIN_INIT): Define.
665 (TV_PLUGIN_RUN): Define.
666 * plugin.c: Include timevar.h
667 (plugins_active_p): New.
668 (dump_active_plugins): New.
669 (debug_active_plugins): New.
671 2009-04-14 Joseph Myers <joseph@codesourcery.com>
673 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
675 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
677 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
679 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
680 the same as a minus without a shift.
682 2009-04-14 Nick Clifton <nickc@redhat.com>
684 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
685 comparisons with small integers will always produce a short
688 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
691 2008-12-19 Diego Novillo <dnovillo@google.com>
693 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
695 2000-04-14 Richard Guenther <rguenther@suse.de>
697 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
699 (verify_gimple_assign_binary): Likewise. Handle shifts and
701 (verify_gimple_phi): Print the mismatched argument position.
702 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
704 (vect_update_init_of_dr): Likewise.
705 * matrix-reorg.c (transform_access_sites): Do what the
707 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
709 2009-04-13 Michael Eager <eager@eagercon.com>
711 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
712 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
713 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
714 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
715 remove duplicate config
717 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
719 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
720 file_name:line_number type locator of the call site.
722 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
724 * genautomata.c: Put blank after comma.
725 (automaton_decls): New.
726 (struct unit_usage): Add comments to member next.
727 (store_alt_unit_usage): Keep the list ordered.
728 (unit_present_on_list_p, equal_alternatives_p): New.
729 (check_regexp_units_distribution): Check units distribution
730 correctness correctly.
731 (main): Don't write automata if error is found. Return correct
734 * config/m68k/cf.md (cfv4_ds): Remove.
735 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
736 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
738 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
739 power4-load-ext, power4-store, power4-store-update,
740 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
741 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
742 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
743 power4-sqrt, power4-isync): Modify reservation to make correct
744 unit distribution to automata.
746 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
747 power5-store-update, power5-two, power5-three, power5-lmul,
748 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
750 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
752 * except.c (pass_set_nothrow_function_flags): Set name and add
754 (set_nothrow_function_flags): Mention in the dump file when
755 changing a function to nothrow.
757 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
760 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
761 instead of unsigned long.
763 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
765 * config/arm/arm.c (return_used_this_function): Remove.
766 (arm_output_function_prologue): Remove use of
767 return_used_this_function.
768 (output_return_instruction): Replace use of
769 return_used_this_function
770 by cfun->machine->return_used_this_function.
771 (arm_output_epilogue): Likewise.
772 (arm_output_function_epilogue): Likewise.
773 (thumb_unexpanded_epilogue): Likewise.
774 * config/arm/arm.h (struct machine_function):
775 New member return_used_this_function.
777 2009-04-12 Mark Mitchell <mark@codesourcery.com>
779 * doc/install.texi: Correct description of default directory for
780 --with-gxx-include-dir.
782 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
784 * fold-const.c (build_range_check): Properly deal with enumeral and
787 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
789 * doc/invoke.texi (max_gcse_passes): Remove documentation.
790 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
791 * params.h (MAX_GCSE_PASSES): Remove.
792 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
793 in sequence. Remove ability to run multiple passes.
794 (bypass_jumps): Report run as third CPROP pass.
796 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
799 * except.c (can_throw_external): Look at each insn in a SEQUENCE
800 when deciding whether the whole SEQUENCE can throw.
802 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
805 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
806 offseted label references.
808 2009-04-11 Jan Hubicka <jh@suse.cz>
810 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
812 2009-04-11 Richard Guenther <rguenther@suse.de>
815 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
816 return variables as TREE_ADDRESSABLE.
818 2009-04-11 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/39713
821 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
822 reference trees have SSA_NAME operands.
824 2009-04-11 Richard Guenther <rguenther@suse.de>
827 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
830 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
832 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
833 match changes in Cygwin 1.7
834 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
835 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
837 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
839 PR tree-optimization/39701
840 * doc/invoke.texi (Optimization Options): Document change in
841 meaning and initialization of -fdelete-null-pointer-checks.
843 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
846 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
848 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
851 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
853 2009-04-10 Chao-ying Fu <fu@mips.com>
855 * doc/tm.texi (Instruction Output): Document
856 TARGET_ASM_FINAL_POSTSCAN_INSN.
857 * target.h (final_postscan_insn): New field in asm_out.
858 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
859 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
860 * final.c (final_scan_insn): Call
861 targetm.asm_out.final_postscan_insn after outputting
862 an asm macro and a normal instruction.
864 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
865 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
866 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
867 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
868 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
870 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
873 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
874 variables as non-NULL even with -fdelete-null-pointer-checks.
876 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
878 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
880 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
883 * config/i386/i386.c (classify_argument): Handle SCmode with
884 (bit_offset % 64) != 0.
886 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
888 * doc/invoke.texi (Optimize Options): Add cross-reference to
889 -Q --help=optimizers examples.
891 2009-04-10 Ben Elliston <bje@au.ibm.com>
894 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
895 regalign for the reg == fpr and TDmode case.
897 2009-04-09 David Ayers <ayers@fsfe.org>
900 * objc/objc-act.c (warn_with_method): Remove helper function.
901 (check_duplicates): Call warning and inform directly.
902 (really_start_method): Likewise.
904 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
906 * expmed.c (expand_divmod): Always use a comparison for a division
907 by a large unsigned integer.
909 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
910 for things others than variables or functions as nonzero.
912 2009-04-09 Nick Clifton <nickc@redhat.com>
914 * unwind-compat.c: Change copyright header to refer to version
915 3 of the GNU General Public License with version 3.1 of the
916 GCC Runtime Library Exception and to point readers at the
917 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
918 * config/alpha/crtfastmath.c: Likewise.
919 * config/alpha/linux-unwind.h: Likewise.
920 * config/alpha/qrnnd.asm: Likewise.
921 * config/alpha/vms-crt0-64.c: Likewise.
922 * config/alpha/vms-crt0.c: Likewise.
923 * config/alpha/vms-dwarf2.asm: Likewise.
924 * config/alpha/vms-dwarf2eh.asm: Likewise.
925 * config/alpha/vms-psxcrt0-64.c: Likewise.
926 * config/alpha/vms-psxcrt0.c: Likewise.
927 * config/alpha/vms_tramp.asm: Likewise.
928 * config/arc/initfini.c: Likewise.
929 * config/arc/lib1funcs.asm: Likewise.
930 * config/arm/bpabi-v6m.S: Likewise.
931 * config/arm/bpabi.S: Likewise.
932 * config/arm/bpabi.c: Likewise.
933 * config/arm/crti.asm: Likewise.
934 * config/arm/crtn.asm: Likewise.
935 * config/arm/ieee754-df.S: Likewise.
936 * config/arm/ieee754-sf.S: Likewise.
937 * config/arm/lib1funcs.asm: Likewise.
938 * config/arm/libunwind.S: Likewise.
939 * config/arm/linux-atomic.c: Likewise.
940 * config/arm/mmintrin.h: Likewise.
941 * config/arm/pr-support.c: Likewise.
942 * config/arm/unaligned-funcs.c: Likewise.
943 * config/arm/unwind-arm.c: Likewise.
944 * config/arm/unwind-arm.h: Likewise.
945 * config/avr/libgcc.S: Likewise.
946 * config/bfin/crti.s: Likewise.
947 * config/bfin/crtlibid.s: Likewise.
948 * config/bfin/crtn.s: Likewise.
949 * config/bfin/lib1funcs.asm: Likewise.
950 * config/bfin/linux-unwind.h: Likewise.
951 * config/cris/arit.c: Likewise.
952 * config/cris/cris_abi_symbol.c: Likewise.
953 * config/darwin-64.c: Likewise.
954 * config/darwin-crt2.c: Likewise.
955 * config/darwin-crt3.c: Likewise.
956 * config/darwin.h: Likewise.
957 * config/dbxelf.h: Likewise.
958 * config/dfp-bit.c: Likewise.
959 * config/dfp-bit.h: Likewise.
960 * config/elfos.h: Likewise.
961 * config/fixed-bit.c: Likewise.
962 * config/fixed-bit.h: Likewise.
963 * config/fp-bit.c: Likewise.
964 * config/fp-bit.h: Likewise.
965 * config/fr30/crti.asm: Likewise.
966 * config/fr30/crtn.asm: Likewise.
967 * config/fr30/lib1funcs.asm: Likewise.
968 * config/freebsd-spec.h: Likewise.
969 * config/frv/cmovd.c: Likewise.
970 * config/frv/cmovh.c: Likewise.
971 * config/frv/cmovw.c: Likewise.
972 * config/frv/frvbegin.c: Likewise.
973 * config/frv/frvend.c: Likewise.
974 * config/frv/lib1funcs.asm: Likewise.
975 * config/glibc-stdint.h: Likewise.
976 * config/h8300/clzhi2.c: Likewise.
977 * config/h8300/crti.asm: Likewise.
978 * config/h8300/crtn.asm: Likewise.
979 * config/h8300/ctzhi2.c: Likewise.
980 * config/h8300/fixunssfsi.c: Likewise.
981 * config/h8300/lib1funcs.asm: Likewise.
982 * config/h8300/parityhi2.c: Likewise.
983 * config/h8300/popcounthi2.c: Likewise.
984 * config/i386/ammintrin.h: Likewise.
985 * config/i386/att.h: Likewise.
986 * config/i386/avxintrin.h: Likewise.
987 * config/i386/biarch64.h: Likewise.
988 * config/i386/bmmintrin.h: Likewise.
989 * config/i386/cpuid.h: Likewise.
990 * config/i386/cross-stdarg.h: Likewise.
991 * config/i386/crtfastmath.c: Likewise.
992 * config/i386/crtprec.c: Likewise.
993 * config/i386/cygming-crtbegin.c: Likewise.
994 * config/i386/cygming-crtend.c: Likewise.
995 * config/i386/cygwin.asm: Likewise.
996 * config/i386/emmintrin.h: Likewise.
997 * config/i386/gmm_malloc.h: Likewise.
998 * config/i386/gthr-win32.c: Likewise.
999 * config/i386/i386.h: Likewise.
1000 * config/i386/immintrin.h: Likewise.
1001 * config/i386/linux-unwind.h: Likewise.
1002 * config/i386/linux64.h: Likewise.
1003 * config/i386/mm3dnow.h: Likewise.
1004 * config/i386/mmintrin-common.h: Likewise.
1005 * config/i386/mmintrin.h: Likewise.
1006 * config/i386/nmmintrin.h: Likewise.
1007 * config/i386/pmm_malloc.h: Likewise.
1008 * config/i386/pmmintrin.h: Likewise.
1009 * config/i386/smmintrin.h: Likewise.
1010 * config/i386/sol2-c1.asm: Likewise.
1011 * config/i386/sol2-ci.asm: Likewise.
1012 * config/i386/sol2-cn.asm: Likewise.
1013 * config/i386/sol2-gc1.asm: Likewise.
1014 * config/i386/tmmintrin.h: Likewise.
1015 * config/i386/unix.h: Likewise.
1016 * config/i386/w32-unwind.h: Likewise.
1017 * config/i386/wmmintrin.h: Likewise.
1018 * config/i386/x86-64.h: Likewise.
1019 * config/i386/x86intrin.h: Likewise.
1020 * config/i386/xmmintrin.h: Likewise.
1021 * config/ia64/crtbegin.asm: Likewise.
1022 * config/ia64/crtend.asm: Likewise.
1023 * config/ia64/crtfastmath.c: Likewise.
1024 * config/ia64/crti.asm: Likewise.
1025 * config/ia64/crtn.asm: Likewise.
1026 * config/ia64/fde-glibc.c: Likewise.
1027 * config/ia64/lib1funcs.asm: Likewise.
1028 * config/ia64/linux-unwind.h: Likewise.
1029 * config/ia64/quadlib.c: Likewise.
1030 * config/ia64/unwind-ia64.c: Likewise.
1031 * config/linux.h: Likewise.
1032 * config/m32c/m32c-lib1.S: Likewise.
1033 * config/m32c/m32c-lib2-trapv.c: Likewise.
1034 * config/m32c/m32c-lib2.c: Likewise.
1035 * config/m32r/initfini.c: Likewise.
1036 * config/m68hc11/larith.asm: Likewise.
1037 * config/m68hc11/m68hc11-crt0.S: Likewise.
1038 * config/m68k/cf.md: Likewise.
1039 * config/m68k/crti.s: Likewise.
1040 * config/m68k/crtn.s: Likewise.
1041 * config/m68k/lb1sf68.asm: Likewise.
1042 * config/m68k/linux-unwind.h: Likewise.
1043 * config/mcore/crti.asm: Likewise.
1044 * config/mcore/crtn.asm: Likewise.
1045 * config/mcore/lib1.asm: Likewise.
1046 * config/mips/linux-unwind.h: Likewise.
1047 * config/mips/loongson.h: Likewise.
1048 * config/mips/mips16.S: Likewise.
1049 * config/mmix/crti.asm: Likewise.
1050 * config/mmix/crtn.asm: Likewise.
1051 * config/pa/fptr.c: Likewise.
1052 * config/pa/hpux-unwind.h: Likewise.
1053 * config/pa/lib2funcs.asm: Likewise.
1054 * config/pa/linux-atomic.c: Likewise.
1055 * config/pa/linux-unwind.h: Likewise.
1056 * config/pa/milli64.S: Likewise.
1057 * config/pa/quadlib.c: Likewise.
1058 * config/pa/stublib.c: Likewise.
1059 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1060 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1061 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1062 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1063 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1064 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1065 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1066 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1067 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1068 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1069 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1070 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1071 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1072 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1073 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1074 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1075 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1076 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1077 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1078 * config/rs6000/750cl.h: Likewise.
1079 * config/rs6000/altivec.h: Likewise.
1080 * config/rs6000/biarch64.h: Likewise.
1081 * config/rs6000/crtresfpr.asm: Likewise.
1082 * config/rs6000/crtresgpr.asm: Likewise.
1083 * config/rs6000/crtresxfpr.asm: Likewise.
1084 * config/rs6000/crtresxgpr.asm: Likewise.
1085 * config/rs6000/crtsavfpr.asm: Likewise.
1086 * config/rs6000/crtsavgpr.asm: Likewise.
1087 * config/rs6000/darwin-asm.h: Likewise.
1088 * config/rs6000/darwin-fallback.c: Likewise.
1089 * config/rs6000/darwin-fpsave.asm: Likewise.
1090 * config/rs6000/darwin-ldouble.c: Likewise.
1091 * config/rs6000/darwin-tramp.asm: Likewise.
1092 * config/rs6000/darwin-unwind.h: Likewise.
1093 * config/rs6000/darwin-vecsave.asm: Likewise.
1094 * config/rs6000/darwin-world.asm: Likewise.
1095 * config/rs6000/e500crtres32gpr.asm: Likewise.
1096 * config/rs6000/e500crtres64gpr.asm: Likewise.
1097 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1098 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1099 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1100 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1101 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1102 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1103 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1104 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1105 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1106 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1107 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1108 * config/rs6000/eabi-ci.asm: Likewise.
1109 * config/rs6000/eabi-cn.asm: Likewise.
1110 * config/rs6000/eabi.asm: Likewise.
1111 * config/rs6000/linux-unwind.h: Likewise.
1112 * config/rs6000/linux64.h: Likewise.
1113 * config/rs6000/paired.h: Likewise.
1114 * config/rs6000/paired.md: Likewise.
1115 * config/rs6000/ppc64-fp.c: Likewise.
1116 * config/rs6000/ppu_intrinsics.h: Likewise.
1117 * config/rs6000/rs6000.h: Likewise.
1118 * config/rs6000/si2vmx.h: Likewise.
1119 * config/rs6000/sol-ci.asm: Likewise.
1120 * config/rs6000/sol-cn.asm: Likewise.
1121 * config/rs6000/spe.h: Likewise.
1122 * config/rs6000/spu2vmx.h: Likewise.
1123 * config/rs6000/sysv4.h: Likewise.
1124 * config/rs6000/tramp.asm: Likewise.
1125 * config/rs6000/vec_types.h: Likewise.
1126 * config/s390/linux-unwind.h: Likewise.
1127 * config/s390/tpf-unwind.h: Likewise.
1128 * config/score/crti.asm: Likewise.
1129 * config/score/crtn.asm: Likewise.
1130 * config/sh/crt1.asm: Likewise.
1131 * config/sh/crti.asm: Likewise.
1132 * config/sh/crtn.asm: Likewise.
1133 * config/sh/divtab-sh4-300.c: Likewise.
1134 * config/sh/divtab-sh4.c: Likewise.
1135 * config/sh/divtab.c: Likewise.
1136 * config/sh/lib1funcs-4-300.asm: Likewise.
1137 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1138 * config/sh/lib1funcs.asm: Likewise.
1139 * config/sh/lib1funcs.h: Likewise.
1140 * config/sh/linux-atomic.asm: Likewise.
1141 * config/sh/linux-unwind.h: Likewise.
1142 * config/sh/shmedia.h: Likewise.
1143 * config/sh/sshmedia.h: Likewise.
1144 * config/sh/ushmedia.h: Likewise.
1145 * config/sparc/crtfastmath.c: Likewise.
1146 * config/sparc/linux-unwind.h: Likewise.
1147 * config/sparc/sol2-c1.asm: Likewise.
1148 * config/sparc/sol2-ci.asm: Likewise.
1149 * config/sparc/sol2-cn.asm: Likewise.
1150 * config/spu/divmodti4.c: Likewise.
1151 * config/spu/divv2df3.c: Likewise.
1152 * config/spu/float_disf.c: Likewise.
1153 * config/spu/float_unsdidf.c: Likewise.
1154 * config/spu/float_unsdisf.c: Likewise.
1155 * config/spu/float_unssidf.c: Likewise.
1156 * config/spu/mfc_multi_tag_release.c: Likewise.
1157 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1158 * config/spu/mfc_tag_release.c: Likewise.
1159 * config/spu/mfc_tag_reserve.c: Likewise.
1160 * config/spu/mfc_tag_table.c: Likewise.
1161 * config/spu/multi3.c: Likewise.
1162 * config/spu/spu_internals.h: Likewise.
1163 * config/spu/spu_intrinsics.h: Likewise.
1164 * config/spu/spu_mfcio.h: Likewise.
1165 * config/spu/vec_types.h: Likewise.
1166 * config/spu/vmx2spu.h: Likewise.
1167 * config/stormy16/stormy16-lib2.c: Likewise.
1168 * config/svr4.h: Likewise.
1169 * config/sync.c: Likewise.
1170 * config/v850/lib1funcs.asm: Likewise.
1171 * config/vxlib-tls.c: Likewise.
1172 * config/vxlib.c: Likewise.
1173 * config/vxworks-dummy.h: Likewise.
1174 * config/xtensa/crti.asm: Likewise.
1175 * config/xtensa/crtn.asm: Likewise.
1176 * config/xtensa/ieee754-df.S: Likewise.
1177 * config/xtensa/ieee754-sf.S: Likewise.
1178 * config/xtensa/lib1funcs.asm: Likewise.
1179 * config/xtensa/lib2funcs.S: Likewise.
1180 * config/xtensa/linux-unwind.h: Likewise.
1181 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1182 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1183 * coretypes.h: Likewise.
1184 * crtstuff.c: Likewise.
1185 * defaults.h: Likewise.
1186 * dwarf2.h: Likewise.
1187 * emutls.c: Likewise.
1188 * gbl-ctors.h: Likewise.
1189 * gcov-io.h: Likewise.
1190 * ginclude/float.h: Likewise.
1191 * ginclude/iso646.h: Likewise.
1192 * ginclude/stdarg.h: Likewise.
1193 * ginclude/stdbool.h: Likewise.
1194 * ginclude/stddef.h: Likewise.
1195 * ginclude/stdfix.h: Likewise.
1196 * ginclude/stdint-gcc.h: Likewise.
1197 * ginclude/tgmath.h: Likewise.
1198 * gthr-aix.h: Likewise.
1199 * gthr-dce.h: Likewise.
1200 * gthr-gnat.c: Likewise.
1201 * gthr-gnat.h: Likewise.
1202 * gthr-lynx.h: Likewise.
1203 * gthr-mipssde.h: Likewise.
1204 * gthr-nks.h: Likewise.
1205 * gthr-posix.c: Likewise.
1206 * gthr-posix.h: Likewise.
1207 * gthr-posix95.h: Likewise.
1208 * gthr-rtems.h: Likewise.
1209 * gthr-single.h: Likewise.
1210 * gthr-solaris.h: Likewise.
1211 * gthr-tpf.h: Likewise.
1212 * gthr-vxworks.h: Likewise.
1213 * gthr-win32.h: Likewise.
1215 * libgcc2.c: Likewise.
1216 * libgcc2.h: Likewise.
1217 * libgcov.c: Likewise.
1218 * tsystem.h: Likewise.
1219 * typeclass.h: Likewise.
1220 * unwind-c.c: Likewise.
1221 * unwind-compat.h: Likewise.
1222 * unwind-dw2-fde-compat.c: Likewise.
1223 * unwind-dw2-fde-darwin.c: Likewise.
1224 * unwind-dw2-fde-glibc.c: Likewise.
1225 * unwind-dw2-fde.c: Likewise.
1226 * unwind-dw2-fde.h: Likewise.
1227 * unwind-dw2.c: Likewise.
1228 * unwind-dw2.h: Likewise.
1229 * unwind-generic.h: Likewise.
1230 * unwind-pe.h: Likewise.
1231 * unwind-sjlj.c: Likewise.
1232 * unwind.inc: Likewise.
1233 * config/arm/neon-gen.ml: Change generated copyright header to
1234 refer to version 3 of the GNU General Public License with
1235 version 3.1 of the GCC Runtime Library Exception and to point
1236 readers at the COPYING3 and COPYING3.RUNTIME files and the
1237 FSF's license web page.
1238 * config/arm/arm_neon.h: Regenerate.
1240 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1242 * config/cris/cris.md: Change copyright header to refer to version
1243 3 of the GNU General Public License.
1244 * doc/install.texi2html: Change copyright header to refer to version
1245 3 of the GNU General Public License and to point readers at the
1246 COPYING3 file and the FSF's license web page.
1247 * config/vax/linux.h: Likewise.
1249 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1251 * config/i386/i386.md (cmpcc): New.
1252 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1253 (sync_compare_and_swap_cc*): Delete.
1255 * config/s390/s390.c (s390_compare_emitted): Remove.
1256 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1257 s390_compare_emitted used to be handled. Assert that modes match.
1258 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1259 refer to sync_compare_and_swap_ccsi.
1260 * config/s390/s390.h (s390_compare_emitted): Remove.
1261 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1262 instead of s390_compare_emitted.
1263 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1264 instead of s390_compare_emitted.
1265 * config/s390/s390.md (cmpcc): New.
1266 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1267 CC_REGNUM, do not pretend it's set.
1268 (sync_compare_and_swap_cc*): Delete.
1269 * config/s390/predicates.md (cc_reg_operand): New.
1271 * expr.c (sync_compare_and_swap_cc): Delete.
1272 * optabs.h (sync_compare_and_swap_cc): Delete.
1273 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1274 is being used with can_compare_p.
1275 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1277 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1278 look for a MODE_CC set instead. Use emit_store_flag.
1279 (expand_compare_and_swap_loop): Likewise, with some additional
1280 complication to avoid a force_reg when useless. Use
1281 emit_cmp_and_jump_insns.
1282 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1283 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1284 sync_compare_and_swap documentation.
1286 2009-04-09 Jan Hubicka <jh@suse.cz>
1288 * except.c (find_prev_try): Break out from ....
1289 (duplicate_eh_regions): ... here; properly update prev_try pointers
1290 when duplication part of tree.
1291 (dump_eh_tree): Improve dumping.
1292 (verify_eh_region): New.
1293 (verify_eh_tree): Use it.
1295 2009-04-06 Richard Guenther <rguenther@suse.de>
1297 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1298 &ARRAY addresses by adjusting their types and prepending
1300 * tree-cfg.c (verify_gimple_assign_single): Verify that
1301 addresses are correct.
1303 2009-04-09 Richard Guenther <rguenther@suse.de>
1305 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1306 indices into an array reference if possible.
1307 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1308 Fold POINTER_PLUS_EXPR statements with invariant address.
1310 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1313 * config.gcc (powerpc64-*-linux*): Always build biarch.
1315 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1318 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1319 it and pedwarn if this results in an INTEGER_CST.
1321 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1323 * doc/install.texi: Update minimum GMP version. Remove obsolete
1324 text in MPFR section.
1326 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1328 * dwarf2out.c (class_scope_p): New static inline.
1329 (class_or_namespace_scope_p): Use it.
1330 (gen_variable_die): Use DW_TAG_member tag for static data member
1331 declarations instead of DW_TAG_variable.
1334 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1337 2009-04-08 Richard Guenther <rguenther@suse.de>
1339 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1340 valueize random data.
1342 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1344 * config.gcc (aix tm_file): Add aix-stdint.h.
1345 (aix tm clause use_gcc_stdint): Set to wrap.
1346 * config/rs6000/aix-stdint.h: New file.
1348 2009-04-08 Richard Guenther <rguenther@suse.de>
1351 * tree-dfa.c (add_referenced_var): Do not recurse into
1352 global initializers.
1353 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1355 (fold_const_aggregate_ref): Likewise.
1357 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1359 * recog.c (ordered_comparison_operator): New.
1360 * gensupport.c (std_preds): Add it.
1361 * doc/md.texi (Machine-Independent Predicates): Document it.
1363 2009-04-08 Jan Hubicka <jh@suse.cz>
1365 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1366 * function.h (rtl_eh): Remove exception_handler_label_map.
1367 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1368 remove_exception_handler_label, for_each_eh_label_1): Remove.
1369 (rtl_remove_unreachable_regions): Remove.
1370 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1371 (find_exception_handler_labels): Don't build the hashtable.
1372 (maybe_remove_eh_handler): Remove.
1373 (for_each_eh_label): Rewrite to walk the tree.
1374 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1375 * except.h (maybe_remove_eh_handler): Remove.
1376 * passes.c (init_optimization_passes): Schedule second EH cleanup
1378 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1379 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1381 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1383 * genoutput.c (validate_optab_operands): New.
1384 (gen_insn, gen_expand): Call it.
1386 * genflags.c (gen_insn): Detect misused iterators.
1387 (main): Pass line_no to gen_insn, exit with status 1 on error.
1389 * genextract.c (line_no): Make global.
1390 (VEC_safe_set_locstr): Change assertion to error message.
1391 (main): Exit with status 1 on error.
1393 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1397 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1398 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1399 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1400 * c-convert.c (convert): Do not call fold on results of conversion
1401 functions when the result is a C_MAYBE_CONST_EXPR.
1402 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1403 of __builtin_choose_expr.
1404 * c-typeck.c (remove_c_maybe_const_expr): New.
1405 (build_unary_op, build_conditional_expr, build_compound_expr,
1406 build_binary_op, c_objc_common_truthvalue_conversion): Call
1407 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1410 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1412 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1413 CODE to produce a new one. Add a prototype to use fold_convert_const
1415 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1418 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1419 mix declarations and code.
1421 2009-04-08 Ben Elliston <bje@au.ibm.com>
1423 * gcc.c: Replace `CC' with `GCC' throughout.
1425 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1427 * doc/invoke.texi: Document Atom support.
1429 2009-04-07 Jason Merrill <jason@redhat.com>
1432 * c-common.h, c-common.c: Add flag_pretty_templates.
1433 * c-opts.c (c_common_handle_option): Set it.
1434 * c.opt: Add -fno-pretty-templates.
1435 * doc/invoke.texi (C++ Dialect Options): Likewise.
1437 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1439 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1440 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1441 (ia64_expand_builtin): Likewise.
1443 2009-04-07 Martin Jambor <mjambor@suse.cz>
1445 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1446 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1447 ADDR_EXPRS are include too.
1449 2009-04-07 Richard Guenther <rguenther@suse.de>
1451 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1452 decls are only used if passes as parameters or if they are
1453 local statics and the call is not to a builtin.
1454 (call_may_clobber_ref_p_1): Likewise.
1456 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1458 * expr.c (do_store_flag): Remove last argument. Simplify code
1459 to avoid duplication of tests already done by can_compare_p.
1460 (expand_expr_real_1): Adjust caller.
1462 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1464 * optabs.c (can_compare_p): Test the predicate of a
1465 cbranch and cstore pattern.
1467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1469 * expr.c (convert_move): Use emit_store_flag instead of
1472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1474 * config/i386/i386.c (ix86_compare_emitted): Remove.
1475 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1476 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1477 * config/i386/i386.h (ix86_compare_emitted): Remove.
1478 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1479 instead of ix86_compare_emitted.
1480 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1482 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1484 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1485 Add t-sysroot-suffix to tmake_file.
1486 * config/print-sysroot-suffix.sh: New file.
1487 * config/t-sysroot-suffix: New file.
1489 2009-04-07 Ben Elliston <bje@au.ibm.com>
1491 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1492 as the latter produces a warning when the target does not support
1495 2009-04-07 Ben Elliston <bje@au.ibm.com>
1497 * dfp.c: Replace type punning assignments with memcpy throughout.
1498 * Makefile.in (dfp.o-warn): Remove.
1500 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1503 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1504 Include soft-fp/t-softfp after rs6000/t-linux64.
1506 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1508 * stor-layout.c (set_sizetype): Use the full precision of their
1509 machine mode for bitsize types.
1511 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1513 * config/i386/i386.md: Revert 2 accidental checkins.
1515 2009-04-06 Joey Ye <joey.ye@intel.com>
1516 Xuepeng Guo <xuepeng.guo@intel.com>
1517 H.J. Lu <hongjiu.lu@intel.com>
1519 Atom pipeline model, tuning and insn selection.
1520 * config.gcc (atom): Add atom config options and target.
1522 * config/i386/atom.md: New.
1524 * config/i386/i386.c (atom_cost): New cost.
1525 (m_ATOM): New macro flag.
1526 (initial_ix86_tune_features): Set m_ATOM.
1527 (x86_accumulate_outgoing_args): Likewise.
1528 (x86_arch_always_fancy_math_387): Likewise.
1529 (processor_target): Add Atom cost.
1530 (cpu_names): Add Atom cpu name.
1531 (override_options): Set Atom ISA.
1532 (ix86_issue_rate): New case PROCESSOR_ATOM.
1533 (ix86_adjust_cost): Likewise.
1535 * config/i386/i386.h (TARGET_ATOM): New target macro.
1536 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1537 (TARGET_OPT_AGU): New target option.
1538 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1539 (processor_type): Add PROCESSOR_ATOM.
1541 * config/i386/i386.md (cpu): Add new value "atom".
1542 (use_carry, movu): New attr.
1543 (atom.md): Include atom.md.
1544 (adddi3_carry_rex64): Set attr "use_carry".
1545 (addqi3_carry): Likewise.
1546 (addhi3_carry): Likewise.
1547 (addsi3_carry): Likewise.
1548 (*addsi3_carry_zext): Likewise.
1549 (subdi3_carry_rex64): Likewise.
1550 (subqi3_carry): Likewise.
1551 (subhi3_carry): Likewise.
1552 (subsi3_carry): Likewise.
1553 (x86_movdicc_0_m1_rex64): Likewise.
1554 (*x86_movdicc_0_m1_se): Likewise.
1555 (x86_movsicc_0_m1): Likewise.
1556 (*x86_movsicc_0_m1_se): Likewise.
1557 (*adddi_1_rex64): Emit add insn as much as possible.
1558 (*addsi_1): Likewise.
1559 (return_internal): Set atom_unit.
1560 (return_internal_long): Likewise.
1561 (return_pop_internal): Likewise.
1562 (*rcpsf2_sse): Set atom_sse_attr attr.
1563 (*qrt<mode>2_sse): Likewise.
1564 (*prefetch_sse): Likewise.
1566 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1568 (ix86_target_macros_internal): Likewise.
1570 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1571 (*prefetch_sse_rex): Likewise.
1572 (sse_rcpv4sf2): Likewise.
1573 (sse_vmrcpv4sf2): Likewise.
1574 (sse_sqrtv4sf2): Likewise.
1575 (<sse>_vmsqrt<mode>2): Likewise.
1576 (sse_ldmxcsr): Likewise.
1577 (sse_stmxcsr): Likewise.
1578 (*sse_sfence): Likewise.
1579 (sse2_clflush): Likewise.
1580 (*sse2_mfence): Likewise.
1581 (*sse2_lfence): Likewise.
1582 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1583 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1584 (avx_movdqu<avxmodesuffix>): Likewise.
1585 (avx_lddqu<avxmodesuffix>): Likewise.
1586 (sse2_movntv2di): Change attr "type" to "ssemov".
1587 (sse2_movntsi): Likewise.
1588 (rsqrtv8sf2): Change attr "type" to "sseadd".
1589 (sse3_addsubv2df3): Set attr "atom_unit".
1590 (sse3_h<plusminus_insn>v4sf3): Likewise.
1591 (*sse2_pmaddwd): Likewise.
1592 (*vec_extractv2di_1_rex64): Likewise.
1593 (*vec_extractv2di_1_avx): Likewise.
1594 (sse2_psadbw): Likewise.
1595 (ssse3_phaddwv8hi3): Likewise.
1596 (ssse3_phaddwv4hi3): Likewise.
1597 (ssse3_phadddv4si3): Likewise.
1598 (ssse3_phadddv2si3): Likewise.
1599 (ssse3_phaddswv8hi3): Likewise.
1600 (ssse3_phaddswv4hi3): Likewise.
1601 (ssse3_phsubwv8hi3): Likewise.
1602 (ssse3_phsubwv4hi3): Likewise.
1603 (ssse3_phsubdv4si3): Likewise.
1604 (ssse3_phsubdv2si3): Likewise.
1605 (ssse3_phsubswv8hi3): Likewise.
1606 (ssse3_phsubswv4hi3): Likewise.
1607 (ssse3_pmaddubsw128): Likewise.
1608 (sse3_pmaddubsw: Likewise.
1609 (ssse3_palignrti): Likewise.
1610 (ssse3_palignrdi): Likewise.
1612 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1614 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1616 2009-04-06 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/28868
1619 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1620 of which PHI results we inserted.
1621 (insert_into_preds_of_block): Record inserted PHIs.
1622 (eliminate): Eliminate redundant PHI nodes.
1623 (init_pre): Init inserted_phi_names.
1625 2009-04-06 Richard Guenther <rguenther@suse.de>
1627 PR tree-optimization/39643
1628 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1629 IMAGPART_EXPRs of complex constants.
1630 (execute_fold_all_builtins): If we folded a call queue
1631 TODO_update_address_taken.
1633 2009-04-06 Jan Hubicka <jh@suse.cz>
1636 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1639 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1641 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1643 (ic_invalidate_array): Likewise.
1645 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1647 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1648 alignment for library calls.
1650 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1652 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1653 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1654 * config/i386/mingw-stdint.h: New file.
1656 2009-04-05 Richard Guenther <rguenther@suse.de>
1658 PR tree-optimization/39648
1659 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1660 our &A vs. &A[0] IL deficiencies.
1662 2009-04-04 Jan Hubicka <jh@suse.cz>
1664 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1665 removed toplevel regions.
1666 (sjlj_mark_call_sites): Likewise.
1668 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1670 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1671 (cygwin tm clause use_gcc_stdint): Set to wrap.
1672 * config/i386/cygwin-stdint.h: New file.
1674 2009-04-04 Richard Guenther <rguenther@suse.de>
1676 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1677 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1678 single-argument PHIs if we are in loop-closed SSA form.
1679 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1680 for the pre-condition.
1681 (slpeel_tree_peel_loop_to_edge): Likewise.
1682 (vect_build_loop_niters): Take an optional sequence to append stmts.
1683 (vect_generate_tmps_on_preheader): Likewise.
1684 (vect_do_peeling_for_loop_bound): Take extra guards for the
1686 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1687 the cost model check.
1688 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1689 guards if we are going to peel. Do not apply versioning in that case.
1690 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1691 (vect_do_peeling_for_loop_bound): Likewise.
1692 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1693 loop bound only record extra pre-conditions, do not apply loop
1696 2009-04-04 Richard Guenther <rguenther@suse.de>
1698 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1701 2009-04-04 Jan Hubicka <jh@suse.cz>
1703 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1704 last_basic_block for size of bb->index indexed array.
1705 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1706 compute_out, link_btr_uses, build_btr_def_use_webs,
1707 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1709 2009-04-04 Jan Hubicka <jh@suse.cz>
1711 * except.c (remove_eh_handler_and_replace): Break out from ...
1712 (remove_eh_handler): ... here.
1713 (bring_to_root): New function.
1714 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1715 handled ones, bring others to root of tree.
1717 2009-04-04 Jan Hubicka <jh@suse.cz>
1719 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1720 (all_phis_safe_to_merge): New function.
1721 (update_info): New structure.
1722 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1723 (cleanup_empty_eh): Update SSA if possible.
1725 2009-04-04 Richard Guenther <rguenther@suse.de>
1727 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1728 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1729 (append_vuse): Likewise.
1731 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1733 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1734 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1735 instead of REG_UNSAVED for DW_CFA_undefined.
1736 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1737 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1740 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1743 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1744 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1745 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1747 2009-04-04 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/8781
1750 PR tree-optimization/37892
1751 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1752 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1753 (valueize_refs): Call it for *& valueizations.
1754 (shared_reference_ops_from_ref): Rename to ...
1755 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1756 (shared_reference_ops_from_call): Rename to ...
1757 (valueize_shared_reference_ops_from_call): ... this and valueize.
1758 (vn_reference_lookup): Update.
1759 (visit_reference_op_call): Likewise.
1760 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1761 (eliminate): Value-replace the call address in call statements.
1763 2009-04-04 Richard Guenther <rguenther@suse.de>
1765 PR tree-optimization/39636
1766 * tree-ssa-forwprop.c
1767 (forward_propagate_addr_into_variable_array_index): Check for
1768 GIMPLE_ASSIGN before accessing the rhs code.
1770 2009-04-03 Jason Merrill <jason@redhat.com>
1772 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1774 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1776 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1777 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1778 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1779 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1780 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1781 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1782 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1783 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1784 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1785 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1786 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1787 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1788 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1789 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1790 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1791 Use fr_reg_or_fp01_operand instead of fr_register_operand
1793 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1794 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1795 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1797 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1799 PR rtl-optimization/39607
1800 PR rtl-optimization/39631
1804 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1805 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1806 instead of DF_LR_OUT.
1807 * ira-lives.c (process_bb_node_lives): Ditto.
1808 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1809 instead of DF_LR_{OUT,IN}.
1810 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1811 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1813 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1815 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1816 (execute_lower_omp): Always run but take the short way out if -fopenmp
1818 (gate_lower_omp): Remove, forcing the pass manager to always run the
1819 pass and always set PROP_gimple_lomp.
1820 (pass_lower_omp): Remove gate function.
1821 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1822 PROP_trees. Instead, require it.
1823 * ipa-cp.c (pass_ipa_cp): Likewise.
1824 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1825 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1826 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1827 and PROP_gimple_leh.
1829 2009-04-03 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/23940
1833 PR tree-optimization/33237
1836 PR tree-optimization/36201
1837 PR tree-optimization/36230
1838 PR tree-optimization/38049
1839 PR tree-optimization/38207
1840 PR tree-optimization/38230
1841 PR tree-optimization/38301
1842 PR tree-optimization/38585
1844 PR tree-optimization/38985
1845 PR tree-optimization/39299
1846 * tree-ssa-structalias.h: Remove.
1847 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1848 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1849 (struct vuse_element_d): Remove.
1850 (struct vuse_vec_d): Likewise.
1851 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1852 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1853 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1854 VUSE_ELEMENT_VAR): Likewise.
1855 (struct voptype_d): Likewise.
1856 (NUM_VOP_FREE_BUCKETS): Likewise.
1857 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1858 (struct stmt_operands_d): Remove.
1859 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1860 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1861 VDEF_NUM, VDEF_VECT): Likewise.
1862 (copy_virtual_operands): Remove.
1863 (operand_build_cmp): Likewise.
1864 (create_ssa_artificial_load_stmt): Likewise.
1865 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1866 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1867 vuse_index and mayuse_index members. Pack and move done and iter_type
1868 members to the front.
1869 (SSA_OP_VMAYUSE): Remove.
1870 (SSA_OP_VIRTUAL_USES): Adjust.
1871 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1872 (unlink_stmt_vdef): Declare.
1873 (add_to_addressable_set): Remove.
1874 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1875 (vrp_visit_stmt): Likewise.
1876 * doc/tree-ssa.texi (Alias analysis): Update.
1877 * doc/invoke.texi (max-aliased-vops): Remove docs.
1878 (avg-aliased-vops): Likewise.
1879 * tree-into-ssa.c (syms_to_rename): Remove.
1880 (need_to_update_vops_p): Likewise.
1881 (need_to_initialize_update_ssa_p): Rename to ...
1882 (update_ssa_initialized_fn): ... this. Track function we are
1884 (symbol_marked_for_renaming): Simplify.
1885 (add_new_name_mapping): Do not set need_to_update_vops_p.
1886 (dump_currdefs): Use SYMS_TO_RENAME.
1887 (rewrite_update_stmt): Always walk all uses/defs.
1888 (dump_update_ssa): Adjust.
1889 (init_update_ssa): Take function argument. Track what we are
1891 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1892 (create_new_def_for): Initialize for cfun, assert we are initialized
1894 (mark_sym_for_renaming): Simplify.
1895 (mark_set_for_renaming): Do not initialize update-ssa.
1896 (need_ssa_update_p): Simplify. Take function argument.
1897 (name_mappings_registered_p): Assert we ask for the correct function.
1898 (name_registered_for_update_p): Likewise.
1899 (ssa_names_to_replace): Likewise.
1900 (release_ssa_name_after_update_ssa): Likewise.
1901 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1902 (dump_decl_set): Do not print a newline.
1903 (debug_decl_set): Do it here.
1904 (dump_update_ssa): And here.
1905 * tree-ssa-loop-im.c (move_computations): Adjust.
1906 (movement_possibility): Likewise.
1907 (determine_max_movement): Likewise.
1908 (gather_mem_refs_stmt): Likewise.
1909 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1911 * tree-complex.c (update_all_vops): Remove.
1912 (expand_complex_move): Adjust.
1913 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1914 Simplify test for memory referencing statement. Exclude
1915 non-invariant ADDR_EXPRs.
1916 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1917 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1918 (rdg_flag_uses): Likewise.
1919 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1921 (tree_optimize_tail_calls_1): Also split the
1922 edge from the entry block if we have degenerate PHI nodes in
1923 the first basic block.
1924 * tree.c (init_ttree): Remove memory-tag related code.
1925 (tree_code_size): Likewise.
1926 (tree_node_structure): Likewise.
1927 (build7_stat): Re-write to be build6_stat.
1928 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1929 (SSA_VAR_P): Adjust.
1930 (struct tree_memory_tag): Remove.
1931 (struct tree_memory_partition_tag): Likewise.
1932 (union tree_node): Adjust.
1933 (build7): Re-write to be build6.
1934 * tree-pass.h (pass_reset_cc_flags): Remove.
1935 (TODO_update_address_taken): New flag.
1936 (pass_simple_dse): Remove.
1937 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1938 * params.h (MAX_ALIASED_VOPS): Remove.
1939 (AVG_ALIASED_VOPS): Likewise.
1940 * omp-low.c (expand_omp_taskreg): Update SSA form.
1941 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1942 aliases the lhs in a copy stmt.
1943 * tree-ssa-dse.c (struct address_walk_data): Remove.
1944 (memory_ssa_name_same): Likewise.
1945 (memory_address_same): Likewise.
1946 (get_kill_of_stmt_lhs): Likewise.
1947 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1948 unused stores. Look through PHI nodes into post-dominated regions.
1949 (dse_optimize_stmt): Simplify. Properly remove stores.
1950 (tree_ssa_dse): Compute dominators.
1951 (execute_simple_dse): Remove.
1952 (pass_simple_dse): Likewise.
1953 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1954 gimple_loaded_syms and gimple_stored_syms computation.
1955 * toplev.c (dump_memory_report): Dump alias and pta stats.
1956 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1957 (vn_reference_eq): Likewise.
1958 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1959 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1960 valueize_vuses): Remove.
1961 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1962 (get_def_ref_stmt_vuse): ... this.
1963 (vn_reference_lookup_2): New function.
1964 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1965 walking equivalent vuses. Simplify.
1966 (vn_reference_lookup): Likewise.
1967 (vn_reference_insert): Likewise.
1968 (vn_reference_insert_pieces): Likewise.
1969 (visit_reference_op_call): Simplify.
1970 (visit_reference_op_load): Likewise.
1971 (visit_reference_op_store): Likewise.
1972 (init_scc_vn): Remove shared_lookup_vuses initialization.
1973 (free_scc_vn): Remove shared_lookup_vuses freeing.
1974 (sort_vuses, sort_vuses_heap): Remove.
1975 (get_ref_from_reference_ops): Export.
1976 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1977 vector with single vuse pointer.
1978 (vn_reference_lookup_pieces, vn_reference_lookup,
1979 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1980 (shared_vuses_from_stmt): Remove.
1981 (get_ref_from_reference_ops): Declare.
1982 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1983 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1984 memory-tag related code.
1985 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1986 (likely_value): Add comment, skip static-chain of call statements.
1987 (surely_varying_stmt_p): Adjust.
1988 (gimplify_and_update_call_from_tree): Likewise.
1989 (execute_fold_all_builtins): Do not rebuild alias info.
1990 (gimplify_and_update_call_from_tree): Properly update VOPs.
1991 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1992 (copy_ref_info): Remove memory-tag related code.
1993 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1994 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1995 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1997 * tree-ssa-dom.c (gimple_p): Remove typedef.
1998 (eliminate_redundant_computations): Adjust.
1999 (record_equivalences_from_stmt): Likewise.
2000 (avail_expr_hash): Likewise.
2001 (avail_expr_eq): Likewise.
2002 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2003 (stmt_makes_single_load): Likewise.
2004 (stmt_makes_single_store): Likewise.
2005 * tree-ssa-alias.c: Rewrite completely.
2006 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2007 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2008 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2009 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2010 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2011 Remove public functions.
2012 (pass_reset_cc_flags): Remove.
2013 (pass_build_alias): Move ...
2014 * tree-ssa-structalias.c (pass_build_alias): ... here.
2015 * tree-ssa-alias.c (may_be_aliased): Move ...
2016 * tree-flow-inline.h (may_be_aliased): ... here.
2017 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2018 count_uses_and_derefs): Move ...
2019 * gimple.c: ... here.
2020 * gimple.h (count_uses_and_derefs): Declare.
2021 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2022 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2023 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2024 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2025 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2026 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2027 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2029 * tree-dfa.c (refs_may_alias_p): Move ...
2030 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2031 * tree-ssa-alias.h: New file.
2032 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2033 (statement_sink_location): Likewise.
2034 * opts.c (decode_options): Do not adjust max-aliased-vops or
2035 avg-aliased-vops values.
2036 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2037 (TV_CALL_CLOBBER): Likewise.
2038 (TV_FLOW_SENSITIVE): Likewise.
2039 (TV_FLOW_INSENSITIVE): Likewise.
2040 (TV_MEMORY_PARTITIONING): Likewise.
2041 (TV_ALIAS_STMT_WALK): New timevar.
2042 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2043 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2044 (get_address_description): Remove memory-tag related code.
2045 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2046 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2047 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2048 and immediate uses in statements. Document.
2049 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2050 (dump_symbols): Remove.
2051 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2052 * alias.c (get_deref_alias_set): New function split out from ...
2053 (get_alias_set): ... here.
2054 * alias.h (get_deref_alias_set): Declare.
2055 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2056 type parameter. Remove restrict pointer handling. Create a
2057 ref-all pointer in case type-based alias sets do not conflict.
2058 (vect_analyze_data_refs): Remove SMT related code.
2059 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2060 (vectorizable_load): Likewise.
2061 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2062 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2063 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2064 Ignore vops and SMTs.
2065 (dr_analyze_alias): Likewise..
2066 (free_data_ref): Likewise.
2067 (create_data_ref): Likewise.
2068 (analyze_all_data_dependences): Likewise.
2069 (get_references_in_stmt): Adjust.
2070 * tree-flow-inline.h (gimple_aliases_computed_p,
2071 gimple_addressable_vars, gimple_call_clobbered_vars,
2072 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2073 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2074 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2075 gimple_mem_ref_stats): Remove.
2076 (gimple_vop): New function.
2077 (op_iter_next_use): Remove vuses and mayuses cases.
2078 (op_iter_next_def): Remove vdefs case.
2079 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2080 (clear_and_done_ssa_iter): Do not set removed fields.
2081 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2082 Assert we are not iterating over vuses or vdefs if not also
2083 iterating over uses or defs.
2084 (op_iter_init_use): Likewise.
2085 (op_iter_init_def): Likewise.
2086 (op_iter_next_vdef): Remove.
2087 (op_iter_next_mustdef): Likewise.
2088 (op_iter_init_vdef): Likewise.
2089 (compare_ssa_operands_equal): Likewise.
2090 (link_use_stmts_after): Handle vuse operand.
2091 (is_call_used): Use is_call_clobbered.
2092 (is_call_clobbered): Global variables are always call clobbered,
2093 query the call-clobbers bitmap.
2094 (mark_call_clobbered): Ignore global variables.
2095 (clear_call_clobbered): Likewise.
2096 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2097 virtual operands sanity check.
2098 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2100 (TARGET_MEM_REF): Remove TMR_TAG operand.
2101 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2102 Remove call-clobber related code.
2103 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2104 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2105 partitions or escape reason.
2106 (get_single_def_stmt, get_single_def_stmt_from_phi,
2107 get_single_def_stmt_with_phi): Remove.
2108 (dump_referenced_vars): Tidy.
2109 (get_ref_base_and_extent): Allow bare decls.
2110 (collect_dfa_stats): Adjust.
2111 * graphite.c (rename_variables_in_stmt): Adjust.
2112 (graphite_copy_stmts_from_block): Likewise.
2113 (translate_clast): Likewise.
2114 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2116 (translate_vuse_through_block): Use the oracle.
2117 (phi_translate_1): Adjust.
2118 (value_dies_in_block_x): Use the oracle. Cache the outcome
2120 (valid_in_sets): Check if the VUSE for
2121 a REFERENCE is available.
2122 (eliminate): Do not remove stmts during elimination,
2123 instead queue and remove them afterwards.
2124 (do_pre): Do not rebuild alias info.
2125 (pass_pre): Run TODO_rebuild_alias before PRE.
2126 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2127 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2128 (mark_all_v_defs_stmt): Remove.
2129 (mark_all_v_defs_seq): Adjust.
2130 (sra_replace): Likewise.
2131 (scalarize_use): Likewise.
2132 (scalarize_copy): Likewise.
2133 (scalarize_init): Likewise.
2134 (scalarize_ldst): Likewise.
2135 (todoflags): Remove.
2136 (tree_sra): Do not rebuild alias info.
2137 (tree_sra_early): Adjust.
2138 (pass_sra): Run TODO_update_address_taken before SRA.
2139 * tree-predcom.c (set_alias_info): Remove.
2140 (prepare_initializers_chain): Do not call it.
2141 (mark_virtual_ops_for_renaming): Adjust.
2142 (mark_virtual_ops_for_renaming_list): Remove.
2143 (initialize_root_vars): Adjust.
2144 (initialize_root_vars_lm): Likewise.
2145 (prepare_initializers_chain): Likewise.
2146 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2147 (may_propagate_copy_into_stmt): Likewise.
2148 (merge_alias_info): Do nothing for now.
2149 (propagate_tree_value_into_stmt): Adjust.
2150 (stmt_may_generate_copy): Likewise.
2151 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2152 not mark symbols for renaming.
2153 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2154 with the same statement, make sure to update the new pointed-to one.
2155 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2156 call statements, do not mark symbols for renaming.
2157 (mark_operand_necessary): Dump something.
2158 (ref_may_be_aliased): New function.
2159 (mark_aliased_reaching_defs_necessary_1): New helper function.
2160 (mark_aliased_reaching_defs_necessary): Likewise.
2161 (mark_all_reaching_defs_necessary_1): Likewise.
2162 (mark_all_reaching_defs_necessary): Likewise.
2163 (propagate_necessity): Do not process virtual PHIs. For
2164 non-aliased loads mark all reaching definitions as necessary.
2165 For aliased loads and stores mark the immediate dominating
2166 aliased clobbers as necessary.
2167 (visited): New global static.
2168 (perform_tree_ssa_dce): Free visited bitmap after propagating
2170 (remove_dead_phis): Perform simple dead virtual PHI removal.
2171 (remove_dead_stmt): Properly unlink virtual operands when
2173 (eliminate_unnecessary_stmts): Schedule PHI removal after
2175 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2176 (process_replaceable): Likewise.
2177 (find_replaceable_in_bb): Likewise.
2178 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2179 based on the single gimple vop.
2180 (verify_flow_insensitive_alias_info): Remove.
2181 (verify_flow_sensitive_alias_info): Likewise.
2182 (verify_call_clobbering): Likewise.
2183 (verify_memory_partitions): Likewise.
2184 (verify_alias_info): Likewise.
2185 (verify_ssa): Adjust..
2186 (execute_update_addresses_taken): Export. Update SSA
2187 manually. Optimize only when optimizing. Use a local bitmap.
2188 (pass_update_address_taken): Remove TODO_update_ssa, add
2190 (pass_update_address_taken): Just use TODO_update_address_taken.
2191 (init_tree_ssa): Do not initialize addressable_vars.
2192 (verify_ssa): Verify new VUSE / VDEF properties.
2193 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2194 Do not call verify_alias_info.
2195 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2196 Do not free the loaded and stored syms bitmaps. Reset the escaped
2197 and callused solutions. Do not free addressable_vars.
2198 Remove memory-tag related code.
2199 (warn_uninitialized_var): Aliases are always available.
2200 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2201 * lambda-code.c (can_put_in_inner_loop): Adjust.
2202 (can_put_after_inner_loop): Likewise.
2203 (perfect_nestify): Likewise.
2204 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2205 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2206 (vectorizable_conversion): Do not mark symbols for renaming.
2207 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2208 (expand_call_inline): Unlink the calls virtual operands before
2210 (tree_function_versioning): Do not call update_ssa if we are not
2211 updating clones. Simplify.
2212 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2213 (propagate_with_phi): Likewise..
2214 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2215 clobber code. Assert we are not aliased or global.
2216 * tree-flow.h: Include tree-ssa-alias.h
2217 (enum escape_type): Remove.
2218 (struct mem_sym_stats_d): Likewise.
2219 (struct mem_ref_stats_d): Likewise.
2220 (struct gimple_df): Add vop member. Remove global_var,
2221 call_clobbered_vars, call_used_vars, addressable_vars,
2222 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2223 escaped and callused members.
2224 (struct ptr_info_def): Remove all members, add points-to solution
2226 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2227 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2228 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2229 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2230 (tree-ssa-alias.o): Likewise.
2231 (toplev.o): Add tree-ssa-alias.h
2232 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2233 * gimple.c (gimple_set_bb): Fix off-by-one error.
2234 (is_gimple_reg): Do not handle memory tags.
2235 (gimple_copy): Also copy virtual operands.
2236 Delay updating the statement. Do not reset loaded and stored syms.
2237 (gimple_set_stored_syms): Remove.
2238 (gimple_set_loaded_syms): Likewise.
2239 (gimple_call_copy_skip_args): Copy the virtual operands
2240 and mark the new statement modified.
2241 * tree-ssa-structalias.c (may_alias_p): Remove.
2242 (set_uids_in_ptset): Take the alias set to prune with as
2243 parameter. Fold in the alias test of may_alias_p.
2244 (compute_points_to_sets): Compute whether a ptr is dereferenced
2246 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2247 other ADDRESSOF constraints on the lhs.
2248 (get_constraint_for_component_ref): Assert that we don't get
2249 ADDRESSOF constraints from the base of the reference.
2250 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2251 (struct variable_info): Remove collapsed_to member.
2252 (get_varinfo_fc): Remove.
2253 (new_var_info): Do not set collapsed_to.
2254 (dump_constraint): Do not follow cycles.
2255 (dump_constraint_graph): Likewise.
2256 (build_pred_graph): Likewise.
2257 (build_succ_graph): Likewise.
2258 (rewrite_constraints): Likewise.
2259 (do_simple_structure_copy): Remove.
2260 (do_rhs_deref_structure_copy): Remove.
2261 (do_lhs_deref_structure_copy): Remove.
2262 (collapse_rest_of_var): Remove.
2263 (do_structure_copy): Re-implement.
2264 (pta_stats): New global variable.
2265 (dump_pta_stats): New function.
2266 (struct constraint_expr): Make offset signed.
2267 (UNKNOWN_OFFSET): Define special value.
2268 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2269 (solution_set_expand): New helper function split out from ...
2270 (do_sd_constraint): ... here.
2271 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2272 (do_ds_constraint): Likewise.
2273 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2274 and CALLUSED = *CALLUSED.
2275 (set_union_with_increment): Make inc argument signed.
2276 (type_safe): Remove.
2277 (get_constraint_for_ptr_offset): Handle unknown and negative
2279 (first_vi_for_offset): Handle offsets before start. Bail
2280 out early for offsets beyond the variable extent.
2281 (first_or_preceding_vi_for_offset): New function.
2282 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2283 Together with ESCAPED = *ESCAPED this properly computes reachability.
2284 (find_what_var_points_to): New function.
2285 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2286 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2287 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2288 pt_solutions_intersect): New functions.
2289 (compute_call_used_vars): Remove.
2290 (compute_may_aliases): New main entry into PTA computation.
2291 * gimple.h (gimple_p): New typedef.
2292 (struct gimple_statement_base): Remove references_memory_p.
2293 (struct gimple_statement_with_memory_ops_base): Remove
2294 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2296 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2297 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2298 gimple_set_references_memory): Remove.
2299 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2300 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2302 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2303 (verify_expr): Allow RESULT_DECL.
2304 (gimple_duplicate_bb): Do not copy virtual operands.
2305 (gimple_duplicate_sese_region): Adjust.
2306 (gimple_duplicate_sese_tail): Likewise.
2307 (mark_virtual_ops_in_region): Remove.
2308 (move_sese_region_to_fn): Do not call it.
2309 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2310 and pass_simple_dse.
2311 (execute_function_todo): Handle TODO_update_address_taken,
2312 call execute_update_addresses_taken for TODO_rebuild_alias.
2313 (execute_todo): Adjust.
2314 (execute_one_pass): Init dump files early.
2315 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2317 (create_general_new_stmt): Clear vops.
2318 * tree-ssa-reassoc.c (get_rank): Adjust.
2319 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2320 symbols for renaming.
2321 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2322 (PARAM_AVG_ALIASED_VOPS): Likewise.
2323 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2324 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2325 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2326 (operand_build_cmp, copy_virtual_operands,
2327 create_ssa_artificial_load_stmt, add_to_addressable_set,
2328 gimple_add_to_addresses_taken): Remove public functions.
2329 (unlink_stmt_vdef): New function.
2331 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2333 * config.gcc (powerpc-*-linux*): Merge variants.
2335 2009-04-02 Chao-ying Fu <fu@mips.com>
2336 James Grosbach <james.grosbach@microchip.com>
2338 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2339 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2341 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2342 keep_interrupts_masked_p, use_debug_exception_return_p.
2343 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2344 keep_interrupts_masked, use_debug_exception_return.
2345 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2346 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2348 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2349 (mips_print_operand): Process COP0 registers to print $0 .. $31
2350 correctly for GAS to process.
2351 (mips_interrupt_extra_call_saved_reg_p): New function.
2352 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2354 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2355 (mips_compute_frame_info): Add supports for interrupt context that
2356 includes doubleword accumulators and COP0 registers.
2357 (mips_for_each_saved_acc): New function.
2358 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2359 mips_for_each_saved_reg.
2360 (mips_save_reg): Save accumulators.
2361 (mips_kernel_reg_p): A new for_each_rtx callback.
2362 (mips_expand_prologue): Support interrupt handlers.
2363 (mips_restore_reg): Restore accumulators.
2364 (mips_expand_epilogue): Support interrupt handlers.
2365 (mips_can_use_return_insn): Return false for interrupt handlers.
2366 (mips_epilogue_uses): New function.
2367 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2368 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2369 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2370 cop0_move): New instructions.
2371 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2372 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2374 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2376 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2377 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2378 interrupt handlers, we use K0 as the temporary register.
2379 (EPILOGUE_USES): Change to a function call.
2380 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2381 handlers, we use K0 as the temporary register.
2383 * doc/extend.texi (Function Attributes): Document interrupt,
2384 use_shadow_register_set, keep_interrupts_masked,
2385 use_debug_exception_return for MIPS attributes.
2387 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2389 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2390 Remove a number of t-files from tmake_file.
2391 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2392 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2393 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2394 target_prototype, not TARGET_PROTOTYPE.
2395 (LINK_OS_GNU_SPEC): Define.
2396 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2397 and darwin-ldoubdle.c.
2399 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2402 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2403 (cpp_options): Ditto.
2404 (default_compilers): Ditto.
2405 (display_help): Ditto.
2406 (process_command): Ditto.
2408 (set_input): Use lbasename instead of duplicate code.
2409 (save_temps_prefix): New static for -save-temps=obj.
2410 (save_temps_length): Ditto.
2412 * doc/invoke.texi (-save-temps=obj): Document new variant to
2415 2009-04-02 Jeff Law <law@redhat.com>
2417 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2420 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2422 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2423 * configure: Regenerated.
2425 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2427 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2428 share the argument list.
2430 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2434 2009-02-12 Diego Novillo <dnovillo@google.com>
2436 * varpool.c (debug_varpool): New.
2437 * cgraph.h (debug_varpool): Declare.
2439 2009-04-02 Jan Hubicka <jh@suse.cz>
2441 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2444 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2446 * config/i386/i386.c (ix86_abi): Move initialization to ...
2447 (override_options): Here.
2449 2009-04-02 Christian Bruel <christian.bruel@st.com>
2451 * config/sh/sh.c (sh_dwarf_register_span): New function.
2452 (TARGET_DWARF_REGISTER_SPAN): Define.
2453 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2455 2009-04-02 Ira Rosen <irar@il.ibm.com>
2457 PR tree-optimization/39595
2458 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2459 interleaved loads group is not greater than the SLP group size.
2461 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2463 * builtins.c (is_builtin_name): New.
2464 (called_as_built_in): Use is_builtin_name.
2465 * tree.h (is_builtin_name): New.
2466 * varasm.c (incorporeal_function_p): Use is_builtin_name
2468 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2470 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2472 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2475 * c-decl.c (clone_underlying_type): Move this ...
2476 * c-common.c (set_underlying_type): ... here.
2477 Also, make sure the function properly sets TYPE_STUB_DECL() on
2478 the newly created typedef variant type.
2479 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2480 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2483 2009-04-02 Richard Guenther <rguenther@suse.de>
2485 PR tree-optimization/37221
2486 * tree-flow.h (degenerate_phi_result): Declare.
2487 * tree-ssa-dom.c (degenerate_phi_result): Export.
2488 * tree-scalar-evolution.c (analyze_initial_condition): If
2489 the initial condition is defined by a degenerate PHI node
2490 use the degenerate value.
2492 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2494 PR rtl-optimization/39588
2495 * combine.c (merge_outer_ops): Do not set the constant when this
2497 (simplify_shift_const_1): Do not modify it either in this case.
2499 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2501 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2502 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2504 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2507 * c-lex.c (interpret_float): Default (no suffix) is double.
2509 2009-04-1 Xinliang David Li <davidxl@google.com>
2511 * config/i386/i386.c (legitimate_constant_p): Recognize
2512 all one vector constant.
2514 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2516 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2517 Change #include order to silence two warnings.
2519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2521 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2522 (ASM_SPEC): Pass -k to the assembler for PIC code.
2524 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2526 * gcc/config.gcc: Add vax-*-linux* to the switch.
2527 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2528 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2532 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2533 Use predicate macros instead of GET_CODE() == foo.
2534 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2535 ashlsi3, rotrsi3, <unnamed>): Likewise.
2537 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2539 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2540 jbbccihi, jbbccisi): Remova trailing whitespace.
2541 * gcc/config/vax/constraints.md: Likewise.
2542 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2543 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2544 * gcc/config/vax/predicates.md: Likewise.
2545 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2546 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2547 * gcc/config/vax/vax.h: Likewise.
2548 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2552 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2553 (indirectable_address_p, adjacent_operands_p): Add spaces around
2555 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2557 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2559 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2560 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2561 index_term_p, reg_plus_index_p, legitimate_address_p,
2562 vax_mode_dependent_address_p): Update comments to match functions
2563 modified by the recent int->bool conversion.
2565 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2567 * gcc/config/vax/builtins.md: Update copyright message.
2568 * gcc/config/vax/constraints.md: Likewise.
2569 * gcc/config/vax/netbsd-elf.h: Likewise.
2570 * gcc/config/vax/predicates.md: Likewise.
2571 * gcc/config/vax/vax-protos.h: Likewise.
2572 * gcc/config/vax/vax.c: Likewise.
2573 * gcc/config/vax/vax.h: Likewise.
2574 * gcc/config/vax/vax.md: Likewise.
2575 * gcc/config/vax/vax.opt: Likewise.
2577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2579 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2580 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2581 * gcc/config/vax/constraints.md (B, R): Likewise.
2582 * gcc/config/vax/predicates.md (external_memory_operand,
2583 nonimmediate_addsub_di_operand): Likewise.
2584 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2585 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2586 untyped_call): Likewise.
2588 2009-04-01 Matt Thomas <matt@3am-software.com>
2590 * config/vax/predicates.md: New file.
2591 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2592 external_const_operand, nonsymbolic_operand, external_memory_operand,
2593 indirect_memory_operand, indexed_memory_operand,
2594 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2595 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2597 * config/vax/constraints.md: New file.
2598 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2600 * config/vax/builtins.md: New file.
2601 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2602 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2604 * config/vax/vax.opt (mqmath): Add option.
2605 * config/vax/vax.md (isfx): Extend with DI.
2606 (VAXintQH, VAXintQHSD): Define.
2607 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2608 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2609 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2610 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2611 (movdi): Update constraints and use vax_output_int_move().
2612 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2613 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2614 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2615 nonlocal_goto): New.
2616 (mov<mode>): Extend accepted operand types.
2617 (subdi3_old): Rename from subdi3, change update constraints and use
2618 a new implementation.
2619 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2620 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2621 MOVE_RATIO, CLEAR_RATIO): Define.
2622 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2623 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2624 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2625 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2626 (split_quadword_operands): Make static and really allow variable
2628 (print_operand_address): Update for PIC generation.
2629 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2630 indexable_address_p, fixup_mathdi_operand,
2631 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2632 (vax_float_literal, legitimate_constant_p,
2633 indirectable_constant_address_p, index_term_p,
2634 reg_plus_index_p): Return bool instead of int.
2635 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2637 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2639 (vax_output_conditional_branch): Indent.
2640 (legitimate_constant_address_p, indirectable_constant_address_p,
2641 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2642 vax_mode_dependent_address_p): Return bool instead of int, update for
2644 * config/vax/vax-protos.h (legitimate_constant_address_p,
2645 legitimate_constant_p, legitimate_address_p,
2646 vax_mode_dependent_address_p): Change declaration to bool.
2647 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2648 vax_expand_addsub_di_operands, vax_output_int_subtract,
2649 vax_output_movmemsi): Declare.
2650 (split_quadword_operands, vax_float_literal): Delete declaration.
2651 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2652 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2653 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2654 ASM_OUTPUT_DWARF_PCREL): Define.
2655 (ASM_SPEC): Change definition to allow PIC generation.
2657 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2659 * doc/sourcebuild.texi: Update front-end requirements.
2661 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2664 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2665 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2666 (booldi3_internal3): Use boolean_or_operator instead of
2669 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2672 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2673 declarator whose size is not an integer constant expression but
2674 folds to an integer constant, then treat it as a constant
2677 2009-04-01 Richard Guenther <rguenther@suse.de>
2679 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2680 i * 4 + 2 to (i * 2 + 1) * 2.
2682 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2685 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2686 return if c_parser_asm_string_literal returned NULL.
2688 2009-04-01 Nick Clifton <nickc@redhat.com>
2690 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2692 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2693 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2694 other typedefs to avoid conflicts with libgcc2.c. Define labels
2695 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2697 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2698 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2701 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2703 * varasm.c (default_function_rodata_section): Declare DOT as
2706 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2707 Andrey Galkin <agalkin@hypercom.com>
2710 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2711 Make object_name unique for each process.
2713 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2716 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2717 addressable variables in the parallel that could go out of scope while
2718 running queued tasks.
2720 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2722 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2723 (CASE_VALUES_THRESHOLD): Redefine.
2724 * config/avr/avr.c (avr_override_options): Remove initialization of
2725 avr_case_values_threshold variable.
2726 (avr_case_values_threshold): Remove variable. Add new function.
2727 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2728 * config/avr/avr.opt (mno-tablejump): Remove option.
2729 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2731 2009-04-01 DJ Delorie <dj@redhat.com>
2733 * varasm.c (default_function_rodata_section): Don't assume
2734 anything about where the first '.' in the section name is.
2736 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2738 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2739 rs6000_emit_stack_tie.
2741 2009-03-31 Ian Lance Taylor <iant@google.com>
2743 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2744 gimple_code with GIMPLE_RESX, not RESX.
2746 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2748 * c-common.c (c_get_ident): New.
2749 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2751 2009-04-01 Ben Elliston <bje@au.ibm.com>
2753 * config/rs6000/sysv4.opt (msdata): Improve option description.
2755 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2757 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2758 (divdf3_internal_lat): Remove.
2759 (divxf3_internal_lat): Remove.
2760 (divxf3_internal_thr): Remove.
2761 (divxf): Use divxf3_internal.
2762 * config/ia64/div.md (divsf3_internal_lat): New.
2763 (divdf3_internal_lat): New.
2764 (divxf3_internal): New.
2766 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2769 * Makefile.in (USE_GCC_STDINT): Define.
2770 (stmp-int-hdrs): Install stdint.h if applicable.
2771 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2773 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2774 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2775 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2776 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2777 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2778 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2779 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2780 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2781 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2782 (c_common_nodes_and_builtins): Initialize
2783 underlying_wchar_type_node. Do not initialize
2784 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2785 nodes for new types.
2786 (c_stddef_cpp_builtins): Define macros for new types.
2787 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2789 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2790 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2791 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2792 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2793 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2794 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2795 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2796 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2797 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2798 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2799 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2800 int16_type_node, int32_type_node, int64_type_node,
2801 uint8_type_node, uint16_type_node, c_uint32_type_node,
2802 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2803 int_least32_type_node, int_least64_type_node,
2804 uint_least8_type_node, uint_least16_type_node,
2805 uint_least32_type_node, uint_least64_type_node,
2806 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2807 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2808 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2809 uintptr_type_node): Define.
2810 * c-cppbuiltin.c (builtin_define_constants,
2811 builtin_define_type_minmax): New.
2812 (builtin_define_stdint_macros): Define more macros.
2813 (c_cpp_builtins): Define more limit macros.
2815 (builtin_define_type_max): Define in terms of
2816 builtin_define_type_minmax. Remove is_long parameter. All
2818 * config.gcc (use_gcc_stdint): Define.
2819 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2820 Add newlib-stdint.h for generic targets.
2821 * config/glibc-stdint.h, config/newlib-stdint.h,
2822 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2823 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2824 * config/score/score.h (UINTPTR_TYPE): Define.
2825 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2826 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2827 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2828 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2829 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2830 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2831 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2832 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2833 * config/spu/spu.h (STDINT_LONG32): Define.
2834 * configure.ac (use_gcc_stdint): Substitute.
2835 * configure: Regenerate.
2836 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2837 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2838 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2839 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2840 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2841 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2842 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2843 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2844 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2845 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2846 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2847 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2848 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2849 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2850 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2851 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2852 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2853 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2854 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2855 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2856 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2857 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2858 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2859 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2860 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2861 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2862 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2863 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2864 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2866 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2868 * loop-iv.c (suitable_set_for_replacement): Renamed from
2869 simplify_using_assignment; changed to return bool and to accept new
2870 args DEST and SRC. Return true iff we find a source/destination pair
2871 that can be used to make a replacement, and fill SRC and DEST if so.
2872 Remove arg ALTERED. Don't deal with altered regs here. All callers
2874 (simplify_using_initial_values): Deal with altered regs here and track
2875 more precisely the effect they have on the validity of our expression.
2877 * loop-iv.c (simplify_using_condition): A condition of the form
2878 (EQ REG CONST) can be used to simply make a substitution.
2879 (simplify_using_initial_values): Keep track of conditions we have seen
2880 and keep using them to simplify new expressions, while applying the
2881 same substitutions to them as to the expression.
2883 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2884 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2887 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2888 changed. Use this when trying to improve the upper bound.
2889 Generate the comparison by using simplify_gen_relational.
2891 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2893 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2895 (simplify_using_assignment, simplify_using_initial_values): Call
2896 replace_in_expr to make replacements. Call replace_single_def_regs
2897 once on the initial version of the expression.
2899 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2902 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2904 2009-03-31 Richard Guenther <rguenther@suse.de>
2907 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2908 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2910 2009-03-31 Richard Guenther <rguenther@suse.de>
2912 * tree.h (div_if_zero_remainder): Declare.
2913 * fold-const.c (div_if_zero_remainder): Export.
2914 * tree-ssa-forwprop.c
2915 (forward_propagate_addr_into_variable_array_index): Handle
2916 constant array index addition outside of the variable index.
2918 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2921 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2922 define_splits, floatunssi<mode>2): Require x87 conversions from
2923 DImode to be permitted.
2925 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2927 PR preprocessor/15638
2928 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2930 2009-03-31 Richard Guenther <rguenther@suse.de>
2934 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2935 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2936 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2937 a separate statement.
2938 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2939 (lookup_tmp_var): Likewise.
2940 (is_gimple_formal_tmp_or_call_rhs): Remove.
2941 (is_gimple_reg_or_call_rhs): Rename to ...
2942 (is_gimple_reg_rhs_or_call): ... this.
2943 (is_gimple_mem_or_call_rhs): Rename to ...
2944 (is_gimple_mem_rhs_or_call): ... this.
2945 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2946 DECL_GIMPLE_REG_P only if is_formal is true.
2947 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2948 for non-proper post-modify expression gimplification.
2949 (gimplify_self_mod_expr): For post-modify expressions gimplify
2950 the lvalue to a minimal lvalue.
2951 (rhs_predicate_for): Remove formal temp case.
2952 (gimplify_modify_expr_rhs): Likewise.
2953 (gimplify_addr_expr): Use is_gimple_reg.
2954 (gimplify_expr): Remove formal temp cases.
2955 (gimple_regimplify_operands): Likewise.
2956 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2957 and FILTER_EXPR like constants.
2958 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2960 (is_gimple_formal_tmp_rhs): Remove.
2961 (is_gimple_reg_rhs): Remove special casing.
2962 (is_gimple_mem_rhs): Fix.
2963 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2964 (is_gimple_formal_tmp_var): Remove.
2965 (is_gimple_formal_tmp_reg): Likewise.
2966 (is_gimple_min_lval): Allow invariant component ref parts.
2967 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2968 is_gimple_formal_tmp_reg): Remove declarations.
2969 * tree-cfg.c (verify_expr): Verify that variables with address
2970 taken do not have DECL_GIMPLE_REG_P set.
2971 * tree-mudflap.c (mf_build_check_statement_for): Use
2972 force_gimple_operand instead of gimplify_expr.
2974 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2976 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2977 schedulable rows to compute_split_row.
2979 2009-03-31 Ben Elliston <bje@au.ibm.com>
2982 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2985 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2987 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2988 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2989 * configure: Regenerate.
2990 * config.in: Regenerate.
2991 * config/rs6000/rs6000.opt (mtls-markers): Add.
2992 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2993 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2994 (tls_ld_aix, tls_ld_sysv): Likewise.
2995 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2996 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2998 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3000 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3002 2009-03-30 Jan Hubicka <jh@suse.cz>
3004 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3006 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3007 detection and label handling.
3009 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3011 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3012 left_conflicts_size.
3013 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3014 ALLOCNO_LEFT_CONFLICTS_SIZE.
3016 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3017 remove_allocno_from_bucket_and_push,
3018 allocno_spill_priority_compare, push_allocnos_to_stack,
3019 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3020 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3021 (setup_allocno_left_conflicts_num): Ditto. Rename to
3022 setup_allocno_left_conflicts_size.
3023 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3024 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3025 setup_allocno_left_conflicts_size instead of
3026 setup_allocno_left_conflicts_num.
3028 * ira-build.c (ira_create_allocno): Use
3029 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3030 ALLOCNO_LEFT_CONFLICTS_NUM.
3032 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3034 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3035 instead of DF_LR_OUT.
3037 * ira-lives.c (process_bb_node_lives): Ditto.
3039 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3040 instead of DF_LR_{OUT,IN}.
3042 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3044 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3046 2009-03-30 Jan Hubicka <jh@suse.cz>
3048 * except.c (label_to_region_map): Fix thinko.
3050 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3053 * tree.h (tree_find_value): New declaration.
3054 * tree.c (tree_find_value): New function.
3055 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3057 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3060 * c-decl.c (struct c_binding): Add locus field.
3061 (bind): Add locus argument, set locus field from it.
3062 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3063 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3064 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3065 implicitly_declare, undeclared_variable, lookup_label,
3066 declare_label, c_make_fname_decl, c_builtin_function,
3067 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3070 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3073 * config/i386/i386.c (classify_argument): Check total size of
3076 2009-03-30 Martin Jambor <mjambor@suse.cz>
3078 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3079 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3080 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3083 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3084 seen_variable_array_ref while also traversing a union.
3086 * tree-inline.c (optimize_inline_calls): Do not call
3087 cgraph_node_remove_callees.
3088 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3089 (pass_remove_cgraph_callee_edges): New variable.
3090 * passes.c (init_optimization_passes): Add
3091 pass_remove_cgraph_callee_edges after early inlining and before all
3092 late intraprocedural passes.
3094 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3096 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3098 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3101 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3103 * combine.c (simplify_comparison): Use have_insn_for.
3104 * dojump.c (do_jump): Likewise.
3106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3108 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3109 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3110 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3111 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3112 instead of sparc_compare_emitted.
3113 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3114 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3115 instead of sparc_compare_emitted.
3117 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3119 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3120 enter/exit cfglayout mode.
3121 (pass_partition_block): Require it.
3122 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3123 (combine_instructions): Track basic blocks instead of labels.
3124 (update_cfg_for_uncondjump): New.
3125 (try_combine): Use it. Update jumps after rescanning.
3126 (pass_combine): Require PROP_cfglayout.
3127 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3129 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3131 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3132 Provide/destroy PROP_cfglayout respectively.
3133 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3134 * tree-pass.h (PROP_cfglayout): New.
3136 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3138 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3139 fold_convert_const_fixed_from_fixed,
3140 fold_convert_const_fixed_from_int,
3141 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3142 set TREE_CONSTANT_OVERFLOW.
3143 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3144 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3146 2009-03-30 Ira Rosen <irar@il.ibm.com>
3148 * tree-vect-loop-manip.c: New file.
3149 * tree-vectorizer.c: Update documentation and included files.
3150 (vect_loop_location): Make extern.
3151 (rename_use_op): Move to tree-vect-loop-manip.c
3152 (rename_variables_in_bb, rename_variables_in_loop,
3153 slpeel_update_phis_for_duplicate_loop,
3154 slpeel_update_phi_nodes_for_guard1,
3155 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3156 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3157 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3158 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3159 find_loop_location): Likewise.
3160 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3161 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3162 get_vectype_for_scalar_type, vect_is_simple_use,
3163 supportable_widening_operation, supportable_narrowing_operation):
3165 (bb_in_loop_p): Move to tree-vect-loop.c.
3166 (new_loop_vec_info, destroy_loop_vec_info,
3167 reduction_code_for_scalar_code, report_vect_op,
3168 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3169 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3170 (vect_supportable_dr_alignment): Likewise.
3171 * tree-vectorizer.h (tree-data-ref.h): Include.
3172 (vect_loop_location): Declare.
3173 Reorganize function declarations according to the new file structure.
3174 * tree-vect-loop.c: New file.
3175 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3176 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3177 * tree-vect-data-refs.c: New file.
3178 * tree-vect-patterns.c (timevar.h): Don't include.
3179 * tree-vect-stmts.c: New file.
3180 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3181 tree-vect-slp.c, tree-vect-loop.c.
3182 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3183 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3184 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3185 (tree-vect-analyze.o): Remove.
3186 (tree-vect-transform.o): Likewise.
3187 (tree-vect-data-refs.o): Add rule.
3188 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3189 tree-vect-slp.o): Likewise.
3190 (tree-vect-patterns.o): Remove redundant dependencies.
3191 (tree-vectorizer.o): Likewise.
3192 * tree-vect-slp.c: New file.
3194 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3196 * optc-gen.awk: Warn if an option flag has multiple different
3199 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3201 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3202 -floop-block): Document dependences on PPL, CLooG and Graphite.
3204 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3206 PR rtl-optimization/323
3207 * c-common.c (c_fully_fold, convert_and_check,
3208 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3209 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3210 * c-common.def (EXCESS_PRECISION_EXPR): New.
3211 * c-cppbuiltin.c (builtin_define_float_constants): Define
3212 constants with enough digits for long double.
3213 * c-lex.c (interpret_float): Interpret constant with excess
3214 precision where appropriate.
3215 * c-opts.c (c_common_post_options): Set
3216 flag_excess_precision_cmdline. Give an error for
3217 -fexcess-precision=standard for C++ for processors where the
3218 option is significant.
3219 * c-parser.c (c_parser_conditional_expression): Handle excess
3220 precision in condition.
3221 * c-typeck.c (convert_arguments): Handle arguments with excess
3223 (build_unary_op): Move excess precision outside operation.
3224 (build_conditional_expr): Likewise.
3225 (build_compound_expr): Likewise.
3226 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3227 (build_modify_expr): Handle excess precision in RHS.
3228 (convert_for_assignment): Handle excess precision in converted
3230 (digest_init, output_init_element, process_init_element): Handle
3231 excess precision in initializer.
3232 (c_finish_return): Handle excess precision in return value.
3233 (build_binary_op): Handle excess precision in operands and add
3234 excess precision as needed for operation.
3235 * common.opt (-fexcess-precision=): New option.
3236 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3237 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3238 For standard excess precision, output explicit conversion to and
3239 truncation from XFmode.
3240 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3241 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3242 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3243 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3244 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3245 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3246 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3247 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3248 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3249 define_splits, sqrt<mode>2): Disable where appropriate for
3250 standard excess precision.
3251 * convert.c (convert_to_real): Do not shorten arithmetic to type
3252 for which excess precision would be used.
3253 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3254 * doc/invoke.texi (-fexcess-precision=): Document option.
3255 (-mfpmath=): Correct index entry.
3256 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3257 flag_excess_precision): New.
3258 * langhooks.c (lhd_post_options): Set
3259 flag_excess_precision_cmdline.
3260 * opts.c (common_handle_option): Handle -fexcess-precision=.
3261 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3262 init_excess_precision): New.
3263 (lang_dependent_init_target): Call init_excess_precision.
3264 * tree.c (excess_precision_type): New.
3265 * tree.h (excess_precision_type): Declare.
3267 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3270 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3271 non-lvalue to component.
3273 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3275 PR preprocessor/34695
3276 * Makefile.in (c-opts.o): Depend on c-tree.h.
3277 * c-common.c: Move down include of diagnostic.h.
3278 (done_lexing, c_cpp_error): New.
3279 * c-common.h (done_lexing): Declare.
3280 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3282 * c-opts.c: Include c-tree.h.
3283 (c_common_init_options): Set preprocessor error callback.
3284 (c_common_handle_option): Do not set preprocessor
3285 inhibit_warnings, warnings_are_errors, warn_system_headers,
3286 pedantic_errors or inhibit_warnings flags.
3287 (c_common_post_options): Do not check cpp_errors (parse_in).
3288 (c_common_finish): Do not output dependencies if there were
3289 errors. Do not check return value of cpp_finish.
3290 * c-ppoutput.c (pp_file_change): Set input_location.
3291 * c-tree.h (c_cpp_error): Declare.
3292 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3294 (diagnostic_build_prefix): Check override_column.
3295 * diagnostic.h (diagnostic_info): Add override_column field.
3296 (diagnostic_override_column): Define.
3298 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3300 * c-common.c (c_expand_expr, c_staticp): Remove.
3301 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3302 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3303 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3304 * c-gimplify.c (gimplify_compound_literal_expr,
3305 optimize_compound_literals_in_ctor): Remove.
3306 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3307 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3308 * c-semantics.c (emit_local_var): Remove.
3310 * langhooks-def.h (lhd_expand_expr): Remove.
3311 * langhooks.c (lhd_expand_expr): Remove.
3312 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3314 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3315 handling from c-semantics.c; don't call into langhook.
3316 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3317 * gimplify.c (gimplify_compound_literal_expr,
3318 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3319 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3320 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3321 as was done in c-gimplify.c.
3322 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3323 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3324 Move from c-common.h.
3325 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3327 * tree.c (staticp): Do not call langhook.
3328 * langhooks.c (lhd_staticp): Delete.
3329 * langhooks-def.h (lhd_staticp): Delete prototype.
3330 (LANG_HOOKS_STATICP): Delete.
3331 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3333 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3334 instead of DECL_STMTs.
3336 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3344 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3346 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3347 contained expression.
3348 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3349 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3350 conditional expressions for C.
3351 (decl_constant_value_for_optimization): Move from
3352 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3353 whether optimizing and that the expression is a VAR_DECL not of
3354 array type instead of doing such checks in the caller. Do not
3355 check pedantic. Call gcc_unreachable for C++.
3356 * c-common.def (C_MAYBE_CONST_EXPR): New.
3357 * c-common.h (c_fully_fold, c_save_expr,
3358 decl_constant_value_for_optimization): New prototypes.
3359 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3360 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3361 EXPR_INT_CONST_OPERANDS): Define.
3362 * c-convert.c (convert): Strip nops from expression.
3363 * c-decl.c (groktypename): Take extra parameters expr and
3364 expr_const_operands. Update call to grokdeclarator.
3365 (start_decl): Update call to grokdeclarator. Add statement for
3366 expressions used in type of decl.
3367 (grokparm): Update call to grokdeclarator.
3368 (push_parm_decl): Update call to grokdeclarator.
3369 (build_compound_literal): Add parameter non_const and build a
3370 C_MAYBE_COSNT_EXPR if applicable.
3371 (grokdeclarator): Take extra parameters expr and
3372 expr_const_operands. Track expressions used in declaration
3373 specifiers and declarators. Fold array sizes and track whether
3374 they are constant expressions and whether they are integer
3375 constant expressions.
3376 (parser_xref_tag): Set expr and expr_const_operands fields in
3378 (grokfield): Update call to grokdeclarator.
3379 (start_function): Update call to grokdeclarator.
3380 (build_null_declspecs): Set expr and expr_const_operands fields in
3382 (declspecs_add_type): Handle expressions in typeof specifiers.
3383 * c-parser.c (c_parser_declspecs): Set expr and
3384 expr_const_operands fields for declaration specifiers.
3385 (c_parser_enum_specifier): Likewise.
3386 (c_parser_struct_or_union_specifier): Likewise.
3387 (c_parser_typeof_specifier): Likewise. Update call to
3388 groktypename. Fold expression as needed. Return expressions with
3389 type instead of adding statements.
3390 (c_parser_attributes): Update calls to c_parser_expr_list.
3391 (c_parser_statement_after_labels): Fold expression before passing
3392 to objc_build_throw_stmt.
3393 (c_parser_condition): Fold expression.
3394 (c_parser_asm_operands): Fold expression.
3395 (c_parser_conditional_expression): Use c_save_expr. Update call
3396 to build_conditional_expr.
3397 (c_parser_alignof_expression): Update call to groktypename.
3398 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3399 original_code. Fold expression argument of va_arg. Create
3400 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3401 argument to va_arg. Update calls to groktypename. Fold array
3402 index for offsetof. Verify that first argument to
3403 __builtin_choose_expr has integer type.
3404 (c_parser_postfix_expression_after_paren_type): Update calls to
3405 groktypename and build_compound_literal. Handle expressions with
3406 side effects in type name.
3407 (c_parser_postfix_expression_after_primary): Update call to
3408 c_parser_expr_list. Set original_code for calls to
3409 __builtin_constant_p.
3410 (c_parser_expr_list): Take extra parameter fold_p. Fold
3411 expressions if requested.
3412 (c_parser_objc_type_name): Update call to groktypename.
3413 (c_parser_objc_synchronized_statement): Fold expression.
3414 (c_parser_objc_receiver): Fold expression.
3415 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3416 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3417 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3418 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3419 (struct c_typespec): Add elements expr and expr_const_operands.
3420 (struct c_declspecs): Add elements expr and expr_const_operands.
3421 (groktypename, build_conditional_expr, build_compound_literal):
3423 (in_late_binary_op): Declare.
3424 * c-typeck.c (note_integer_operands): New function.
3425 (in_late_binary_op): New variable.
3426 (decl_constant_value_for_broken_optimization): Move to c-common.c
3427 and rename to decl_constant_value_for_optimization.
3428 (default_function_array_conversion): Do not strip nops.
3429 (default_conversion): Do not call
3430 decl_constant_value_for_broken_optimization.
3431 (build_array_ref): Do not fold result.
3432 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3433 result when operand is a VLA.
3434 (c_expr_sizeof_type): Update call to groktypename. Handle
3435 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3436 result when operand names a VLA type.
3437 (build_function_call): Update call to build_compound_literal.
3438 Only fold result for calls to __builtin_* functions. Strip
3439 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3440 the function designator.
3441 (convert_arguments): Fold arguments. Update call to
3442 convert_for_assignment.
3443 (build_unary_op): Handle increment and decrement of
3444 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3445 decrement earlier. Fold operand of increment and decrement.
3446 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3447 built for integer operand. Wrap returns that are INTEGER_CSTs
3448 without being integer constant expressions or that have integer
3449 constant operands without being INTEGER_CSTs.
3450 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3451 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3452 result is an integer constant expression or can be used in
3453 unevaluated parts of one and avoid folding and wrap as
3454 appropriate. Fold operands before possibly doing -Wsign-compare
3456 (build_compound_expr): Wrap result for C99 if operands can be used
3457 in integer constant expressions.
3458 (build_c_cast): Update call to digest_init. Do not ignore
3459 overflow from casting floating-point constants to integers. Wrap
3460 results that could be confused with integer constant expressions,
3461 null pointer constants or floating-point constants.
3462 (c_cast_expr): Update call to groktypename. Handle expressions
3463 included in type name.
3464 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3465 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3466 Update calls to convert_for_assignment.
3467 (convert_for_assignment): Take new parameter
3468 null_pointer_constant. Do not strip nops or call
3469 decl_constant_value_for_broken_optimization. Set
3470 in_late_binary_op for conversions to boolean.
3471 (store_init_value): Update call to digest_init.
3472 (digest_init): Take new parameter null_pointer_constant. Do not
3473 call decl_constant_value_for_broken_optimization. pedwarn for
3474 initializers not constant expressions. Update calls to
3475 convert_for_assignment.
3476 (constructor_nonconst): New.
3477 (struct constructor_stack): Add nonconst element.
3478 (really_start_incremental_init, push_init_level, pop_init_level):
3479 Handle constructor_nonconst and nonconst element.
3480 (set_init_index): Call constant_expression_warning for array
3482 (output_init_element): Fold value. Set constructor_nonconst as
3483 applicable. pedwarn for initializers not constant expressions.
3484 Update call to digest_init. Call constant_expression_warning
3485 where constant initializers are required.
3486 (process_init_element): Use c_save_expr.
3487 (c_finish_goto_ptr): Fold expression.
3488 (c_finish_return): Fold return value. Update call to
3489 convert_for_assignment.
3490 (c_start_case): Fold switch expression.
3491 (c_process_expr_stmt): Fold expression.
3492 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3493 ensure statement expression is not evaluated in constant expression.
3494 (build_binary_op): Track whether results are integer constant
3495 expressions or may occur in such, disable folding and wrap results
3496 as applicable. Fold operands for -Wsign-compare warnings unless
3498 (c_objc_common_truthvalue_conversion): Handle results folded to
3499 integer constants that are not integer constant expressions.
3500 * doc/extend.texi: Document when typeof operands are evaluated,
3501 that condition of __builtin_choose_expr is an integer constant
3502 expression, and more about use of __builtin_constant_p in
3505 2009-03-29 Richard Guenther <rguenther@suse.de>
3507 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3508 propagate addresses of array references.
3510 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3512 * regmove.c (perhaps_ends_bb_p): Remove.
3513 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3514 from INSN and check that the main loop stays within that basic block.
3515 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3516 (regmove_forward_pass): Split out from regmove_optimize. Use
3517 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3518 (regmove_backward_pass): Split out from regmove_optimize. Use
3519 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3520 (regmove_optimize): Simplify.
3522 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3525 * config/i386/i386.c (classify_argument): Ignore flexible array
3526 member in struct and warn ABI change.
3528 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3530 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3532 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3533 (ix86_adjust_cost): Updated.
3535 2009-03-29 Jan Hubicka <jh@suse.cz>
3538 * tree-pass.h (pass_cleanup_eh): New function.
3539 (remove_unreachable_regions): Break code handling RTL
3540 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3541 that can not be reached by runtime.
3542 (can_be_reached_by_runtime): New function.
3543 (label_to_region_map): New function.
3544 (num_eh_regions): New function.
3545 (rtl_remove_unreachable_regions): New function.
3546 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3547 (remove_eh_region): New function.
3548 * except.h: Include sbitmap and vecprim.
3549 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3550 num_eh_regions): Declare.
3551 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3552 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3553 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3554 (tree_empty_eh_handler_p): New function.
3555 (cleanup_empty_eh): New function.
3556 (cleanup_eh): New function.
3557 (pass_cleanup_eh): New function.
3559 2009-03-29 Jan Hubicka <jh@suse.cz>
3561 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3562 for removed regions.
3564 2009-03-29 Jan Hubicka <jh@suse.cz>
3566 * except.c (dump_eh_tree): Dump all datastructures.
3568 2009-03-29 Jan Hubicka <jh@suse.cz>
3570 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3571 (duplicate_eh_regions_1): Likewise.
3572 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3573 vector; call EH verification.
3574 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3575 Be ready for region being removed.
3577 2009-03-29 Jan Hubicka <jh@suse.cz>
3579 * bitmap.c (bitmap_last_set_bit): New function.
3580 * bitmap.h (bitmap_last_set_bit): Declare.
3582 2009-03-29 David Ayers <ayers@fsfe.org>
3585 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3586 by calling objc_compare_types and surpress warnings about
3587 incompatible C pointers that are compatible ObjC pointers.
3589 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3591 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3592 call initialize_inline_failed.
3593 (initialize_inline_failed): Move it from here ...
3594 * cgraph.c (initialize_inline_failed): ... to here.
3595 (cgraph_create_edge): Call initialize_inline_failed rather than
3596 setting inline_failed directly.
3598 2009-03-29 Ben Elliston <bje@au.ibm.com>
3601 * sysv4.opt (msdata): Improve comment.
3602 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3603 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3605 2009-03-29 Ben Elliston <bje@au.ibm.com>
3608 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3609 load and store attributes.
3611 2009-03-29 Ben Elliston <bje@au.ibm.com>
3613 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3614 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3615 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3616 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3617 __builtin_infq and __builtin_huge_valq.
3619 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3621 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3623 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3624 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3626 2009-03-28 Xinliang David Li <davidxl@google.com>
3628 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3629 (do_dbg_cnt): New function.
3631 2009-03-28 Jan Hubicka <jh@suse.cz>
3633 Merge from pretty-ipa:
3635 2009-03-27 Jan Hubicka <jh@suse.cz>
3637 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3638 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3639 * passes.c (function_called_by_processed_nodes_p): New.
3640 * ipa-pure-const.c (check_call): Fix handling of operands.
3641 (analyze_function): Dump debug output for skipped bodies.
3642 (local_pure_const): Use function_called_by_processed_nodes_p.
3643 * dwarf2out.c (reference_to_unused): Use output.
3644 * passes.c (do_per_function_toporder): Likewise.
3646 2008-11-12 Jan Hubicka <jh@suse.cz>
3648 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3649 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3650 state_set_in_source enum
3651 (check_decl): Ignore memory tags; do not set fake looping flags;
3653 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3654 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3655 (check_call, analyze_function): Rewrite.
3657 (add_new_function): Update call of analyze_function.
3658 (generate_summary): Add call of analyze_function.
3659 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3660 (local_pure_const): New function.
3661 (pass_local_pure_const): New pass.
3662 * ipa-inline.c (inline_transform): Set after_inlining.
3663 * tree-eh.c (stmt_can_throw_external): New.
3664 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3665 work with aliasing built.
3666 * tree-flow.h (stmt_can_throw_external): New.
3667 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3668 and local pure/const pass in early and late optimization queue.
3670 2009-03-28 Martin Jambor <mjambor@suse.cz>
3672 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3674 (fold_binary): Allow function decl aligment consideration is the
3675 second argument is integer constant one.
3676 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3677 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3678 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3680 2009-03-28 Jan Hubicka <jh@suse.cz>
3682 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3683 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3684 * function.h (rtl_data): Add nothrow flag.
3685 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3686 set DECL_NOTHROW for AVAILABLE functions.
3688 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3690 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3691 following vector keyword has expansion starting with pixel or bool
3692 keyword, expand vector to __vector and pixel or bool to __pixel or
3696 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3697 warn_if_disallowed_function_p): Removed.
3698 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3699 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3700 warning_if_disallowed_function_p.
3701 * flags.h (warn_if_disallowed_function_p,
3702 warn_disallowed_functions): Removed.
3703 * common.opt (Wdisallowed-function-list=): Removed.
3704 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3706 2009-03-28 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/38723
3709 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3712 2009-03-28 Jan Hubicka <jh@suse.cz>
3714 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3715 test introduced by my previous patch.
3717 2009-03-28 Richard Guenther <rguenther@suse.de>
3719 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3720 the PHIs value undefined.
3722 2009-03-28 Jan Hubicka <jh@suse.cz>
3724 * tree-pass.h (pass_fixup_cfg): New pass.
3725 * ipa-inline.c (inline_transform): Set
3726 always_inline_functions_inlined/after_inlining.
3727 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3728 (pass_fixup_cfg): New pass.
3729 * passes.c (init_optimization_passes): Add fixup_cfg.
3731 2009-03-28 Richard Guenther <rguenther@suse.de>
3733 PR tree-optimization/38458
3734 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3735 argument use the arguments copy-of value.
3737 2009-03-28 Richard Guenther <rguenther@suse.de>
3739 PR tree-optimization/38180
3740 * tree-ssa-ccp.c (get_default_value): Simplify.
3741 (likely_value): Likewise.
3742 (surely_varying_stmt_p): Properly handle VOP case.
3743 (ccp_initialize): Likewise.
3744 (ccp_fold): Handle propagating through *&.
3745 (fold_const_aggregate_ref): Also handle decls.
3747 2009-03-28 Jan Hubicka <jh@suse.cz>
3749 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3750 * cgraph.h (cgraph_node): Likewise.
3751 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3752 (cgraph_reset_node): Use process flag.
3753 (cgraph_mark_functions_to_output): Likewise.
3754 (cgraph_expand_function): Likewise.
3755 (cgraph_expand_all_functions): Likewise.
3756 (cgraph_output_in_order): Likewise.
3757 * dwarf2out.c (reference_to_unused): Likewise.
3758 * passes.c do_per_function_toporder): Likewise.
3760 2009-03-28 Jan Hubicka <jh@suse.cz>
3762 Bring from lto-branch:
3764 2008-09-03 Doug Kwan <dougkwan@google.com>
3766 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3767 enums instead of reason strings.
3768 * cgraph.c (cgraph_create_edge): Same.
3769 (cgraph_inline_failed_string): New function.
3770 * cgraph.h (cgraph_inline_failed_t): New enum type.
3771 (cgraph_inline_failed_string): New prototype.
3772 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3773 char pointer to cgraph_inline_failed_t.
3774 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3775 (cgraph_default_inline_p): Ditto.
3776 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3777 to cgraph_inline_failed_t pointer.
3778 * cif-code.def: New file.
3779 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3781 (cgraph_check_inline_limits): Change type of REASON to pointer to
3782 cgraph_inline_failed_t. Replace reason strings with enums.
3783 (cgraph_default_inline_p): Ditto.
3784 (cgraph_recursive_inlining_p): Ditto.
3785 (update_caller_keys): Change type of FAILED_REASON to
3786 cgraph_inline_failed_t.
3787 (cgraph_set_inline_failed): Change type of REASON to pointer to
3788 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3789 convert enums to strings for text output.
3790 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3791 to be of type cgraph_inline_failed_t. Replace reason strings with
3792 enums. Call cgraph_inline_failed_string to covert enums
3793 to strings for text output.
3794 (cgraph_decide_inlining): Replace reason strings with enums.
3795 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3796 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3798 * tree-inline.c (expand_call_inline): Change type of REASON
3799 to cgraph_inline_failed_t. Replace reason strings with enums.
3800 Call cgraph_inline_failed_string for text output.
3801 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3804 2009-03-28 Jan Hubicka <jh@suse.cz>
3806 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3807 cgraph_clone_node): Remove master clone handling.
3808 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3809 * cgraph.h (master_clone): Remove.
3810 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3811 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3812 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3814 2009-03-28 Jan Hubicka <jh@suse.cz>
3816 * cgraph.c (cgraph_function_body_availability): Functions declared
3817 inline are always safe to assume that it is not going to be replaced.
3819 2009-03-28 Richard Guenther <rguenther@suse.de>
3821 PR tree-optimization/38513
3822 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3823 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3824 EXC_PTR_EXPR and FILTER_EXPR.
3825 (get_ref_from_reference_ops): Likewise.
3827 2009-03-28 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/38968
3830 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3831 Use FLOOR_MOD_EXPR to compute misalignment.
3833 2009-03-28 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/37795
3836 * tree.h (combine_comparisons): Declare.
3837 * fold-const.c (combine_comparisons): Export.
3838 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3840 (ifcombine_iforif): Use combine_comparisons.
3842 2009-03-28 Jan Hubicka <jh@suse.cz>
3844 * tree-eh.c (inlinable_call_p): New function.
3845 (make_eh_edges): Use it.
3846 (verify_eh_edges): Use it.
3847 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3848 * except.c (reachable_next_level): Add inlinable_function argument
3849 (sjlj_find_directly_reachable_regions): Update.
3850 (add_reachable_handler): Do not set saw_any_handlers.
3851 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3852 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3853 Add new inlinable call parameter.
3854 (can_throw_internal, can_throw_external): Update.
3855 * except.h (can_throw_internal_1, can_throw_external_1,
3856 foreach_reachable_handler): Update declaration.
3858 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3860 * config/arm/t-arm-coff, config/h8300/coff.h,
3861 config/i386/i386-aout.h, config/i386/i386-coff.h,
3862 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3863 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3864 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3865 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3866 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3867 sys-types.h: Remove.
3868 * Makefile.in: Remove protoize and fixproto support and references
3870 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3871 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3873 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3874 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3875 unprotoize$(exeext).
3876 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3877 (.PHONY): Don't depend on proto.
3878 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3879 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3880 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3881 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3882 build/gen-protos.o, build/scan.o, xsys-protos.h,
3883 build/fix-header$(build_exeext), build/fix-header.o,
3884 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3885 stmp-install-fixproto): Remove.
3886 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3887 SYSCALLS.c or fixproto files.
3888 (install-common): Don't install protoize.
3889 (install-headers-tar, install-headers-cpio, install-headers-cp):
3890 Don't depend on $(STMP_FIXPROTO).
3891 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3892 install fixproto files or write out fixproto settings.
3893 (uninstall): Don't uninstall protoize.
3894 * config.gcc (use_fixproto): Remove.
3895 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3896 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3897 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3898 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3899 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3900 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3901 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3902 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3903 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3904 * config/t-vxworks (STMP_FIXPROTO): Remove.
3905 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3906 STMP_FIXPROTO): Remove.
3907 * config.in, configure: Regenerate.
3908 * crtstuff.c (gid_t, uid_t): Don't undefine.
3909 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3910 (arm-*-coff, arm-*-aout: Remove target entries.
3911 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3912 Remove mention of AIX 4.1.
3913 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3914 * doc/invoke.texi (Running Protoize): Remove.
3915 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3916 (Protoize Caveats): Remove.
3917 * tsystem.h: Update comments on headers assumed to exist.
3919 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3921 * genautomata.c: Add a new year to the copyright. Add a new
3923 (struct insn_reserv_decl): Add comments for member bypass_list.
3924 (find_bypass): Remove.
3925 (insert_bypass): New.
3926 (process_decls): Use insert_bypass.
3927 (output_internal_insn_latency_func): Output all bypasses with the
3928 same input insn in one switch case.
3930 * rtl.def (define_bypass): Describe bypass choice.
3931 * doc/md.texi (define_bypass): Ditto.
3933 2009-03-27 Richard Guenther <rguenther@suse.de>
3935 * gimplify.c (mark_addressable): Export.
3936 * tree-flow.h (mark_addressable): Declare.
3937 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3938 * tree-ssa.c (verify_phi_args): Verify that address taken
3939 variables have TREE_ADDRESSABLE set.
3941 2009-03-27 Richard Guenther <rguenther@suse.de>
3943 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3944 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3945 Do not mark decls TREE_ADDRESSABLE.
3946 (build_fold_addr_expr): Adjust.
3947 (fold_addr_expr): Remove.
3948 (fold_unary): Use build_fold_addr_expr.
3949 (fold_comparison): Likewise.
3950 (split_address_to_core_and_offset): Likewise.
3951 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3953 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3954 (gimplify_modify_expr_to_memcpy): Mark source and destination
3956 * omp-low.c (create_omp_child_function): Mark the object decl
3958 (lower_rec_input_clauses): Mark the var we take the address of
3960 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3962 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3965 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3966 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3968 2009-03-27 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/39120
3971 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3973 (handle_lhs_call): Process return constraints. Add escape
3974 constraints if necessary.
3975 (handle_const_call): Fill out return constraints. Make nested
3976 case more precise. Avoid consttmp if possible.
3977 (handle_pure_call): Fill out return constraints. Avoid
3978 callused if possible.
3979 (find_func_aliases): Simplify call handling.
3981 2009-03-27 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/39120
3984 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3985 as a representative.
3986 (solve_graph): Do propagate CALLUSED.
3987 (handle_pure_call): Use a scalar constraint from CALLUSED for
3989 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3992 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3995 * c-common.c (handle_aligned_attribute): Properly check alignment
3996 overflow. Use (1U << i) instead of (1 << i).
3998 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4000 * expr.h (get_mem_align_offset): Updated.
4002 * tree.h (tree_decl_common): Change align to "unsigned int" and
4003 move it before pointer_alias_set.
4005 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4006 Jakub Jelinek <jakub@redhat.com>
4009 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4010 gr_register_operand with gr_reg_or_0_operand.
4011 (cmpxchg_rel_di): Likewise.
4012 (sync_lock_test_and_set<mode>): Likewise.
4014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4016 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4017 (true_regnum): Likewise.
4019 * rtlanal.c (subreg_info): Moved to ...
4020 * rtl.h (subreg_info): Here. New.
4021 (subreg_get_info): New.
4023 * rtlanal.c (subreg_get_info): Make it extern.
4025 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4028 * config/i386/i386.c (ix86_abi): New.
4029 (override_options): Handle -mabi=.
4030 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4031 (ix86_call_abi_override): Likewise.
4032 (init_cumulative_args): Likewise.
4033 (function_arg_advance): Likewise.
4034 (function_arg_64): Likewise.
4035 (function_arg): Likewise.
4036 (ix86_pass_by_reference): Likewise.
4037 (ix86_function_value_regno_p): Likewise.
4038 (ix86_build_builtin_va_list_abi): Likewise.
4039 (setup_incoming_varargs_64): Likewise.
4040 (is_va_list_char_pointer): Likewise.
4041 (ix86_init_machine_status): Likewise.
4042 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4043 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4044 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4045 (ix86_function_abi): Make it static and return enum calling_abi.
4046 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4048 (ix86_fn_abi_va_list): Updated.
4050 * config/i386/i386.h (ix86_abi): New.
4051 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4052 (CONDITIONAL_REGISTER_USAGE): Likewise.
4053 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4054 (machine_function): Likewise.
4056 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4058 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4059 (STACK_BOUNDARY): Likewise.
4060 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4062 * config/i386/i386.opt (mabi=): New.
4064 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4065 return enum calling_abi.
4066 (ix86_function_type_abi): Likewise.
4067 (ix86_function_abi): Removed.
4069 * doc/invoke.texi: Document -mabi= option for x86.
4071 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4073 * builtins.c (real_dconstp): Delete.
4074 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4076 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4077 Jakub Jelinek <jakub@redhat.com>
4080 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4081 (gen_subprogram_die): When a function is explicit, generate the
4082 DW_AT_explicit attribute.
4083 * langhooks.h (struct lang_hooks_for_decls): Add
4084 function_decl_explicit_p langhook.
4085 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4086 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4088 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4090 * builtins.c (fold_builtin_memory_op): Optimize memmove
4091 into memcpy if we can prove source and destination don't overlap.
4093 * tree-inline.c: Include gt-tree-inline.h.
4094 (clone_fn_id_num): New variable.
4095 (clone_function_name): New function.
4096 (tree_function_versioning): Use it.
4097 * Makefile.in (GTFILES): Add tree-inline.c.
4099 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4101 * BASE-VER: Change to 4.5.0.
4103 2009-03-27 Xinliang David Li <davidxl@google.com>
4105 PR tree-optimization/39557
4106 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4108 2009-03-27 Xinliang David Li <davidxl@google.com>
4110 PR tree-optimization/39548
4111 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4114 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4116 * c-common.c (pointer_int_sum): Use %wd on return from
4119 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4121 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4122 on return from tree_low_cst.
4124 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4127 * ginclude/stdarg.h (va_copy): Define also for
4128 __GXX_EXPERIMENTAL_CXX0X__.
4130 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4133 * builtins.h (c_strlen): Do not warn here.
4134 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4135 * c-common.c (pointer_int_sum): Take an explicit location.
4136 Warn about offsets out of bounds.
4137 * c-common.h (pointer_int_sum): Adjust declaration.
4139 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4141 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4144 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4147 * opts.c (warn_if_disallowed_function_p): Don't assume
4148 get_callee_fndecl must return non-NULL.
4150 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4152 PR rtl-optimization/39522
4153 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4154 when reg_reloaded_valid is set.
4156 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4158 * config/spu/divv2df3.c: New file.
4159 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4160 (DPBIT_FUNCS): Filter out _div_df.
4162 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4164 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4165 a jump insn, count that jump in the distance to the loop start.
4167 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4170 * config/sh/sh.c (calc_live_regs): Fix condition for global
4171 registers except PIC_OFFSET_TABLE_REGNUM.
4173 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4176 * doc/invoke.texi (-mconsole): New.
4180 (-mnop-fun-dllimport): New.
4184 (sub section "i386 and x86-64 Windows Options"): New.
4186 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4188 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4189 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4191 2009-03-25 Richard Guenther <rguenther@suse.de>
4194 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4197 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4199 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4200 neither of haifa/selective schedulers are working.
4202 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4204 * doc/invoke.texi (Debugging Options): Fix description of
4205 -fno-merge-debug-strings.
4207 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4209 * config/cris/libgcc.ver: New version-script.
4210 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4212 * configure.ac <GAS features, nop mnemonic>: Add pattern
4213 crisv32-*-* for "nop".
4214 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4215 * configure: Regenerate.
4217 2009-03-24 Ira Rosen <irar@il.ibm.com>
4219 PR tree-optimization/39529
4220 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4221 mark_sym_for_renaming for the tag copied to the new vector
4224 2009-03-24 Arthur Loiret <aloiret@debian.org>
4226 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4227 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4228 EXTRA_SPEC_FUNCTIONS.
4229 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4230 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4231 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4232 -march and -mtune options.
4234 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4236 * config/m68k/t-rtems: Add m5329 multilib.
4238 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4239 Jakub Jelinek <jakub@redhat.com>
4242 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4245 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4248 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4249 instead of c_parser_expression_conv, if original_code isn't one of the
4250 4 allowed comparison codes, fail.
4252 2009-03-23 Richard Guenther <rguenther@suse.de>
4254 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4255 * tree.h (struct tree_type): Likewise.
4256 * reload.h (struct insn_chain): Likewise.
4257 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4258 * function.h (struct function): Likewise.
4259 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4261 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4263 PR tree-optimization/39516
4264 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4266 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4268 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4269 should be set true if BITS_PER_WORD of target is bigger than 32
4271 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4273 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4274 Translate -B-options to -rpath-link. Correct existing
4275 rpath-link and conditionalize on !nostdlib.
4277 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4279 * doc/extend.texi (Function Attributes, Variable Attributes):
4281 * doc/invoke.texi (Debugging Options, Optimize Options)
4282 (i386 and x86-64 Options, MCore Options): Likewise.
4284 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4287 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4288 it for block local namespace aliases.
4289 (gen_decl_die): Pass context_die to gen_namespace_die.
4291 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4294 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4295 minimum or maximum value.
4297 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4299 * reginfo.c (globalize_reg): Recompute derived reg sets.
4301 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4304 * libgcc2.c (mprotect): Do not use signed arguments for
4305 VirtualProtect, use DWORD arguments. Also fix the 'may
4306 be used uninitialized' warning for the np variable.
4308 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4311 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4312 functions using regparm calling conventions when not optimizing.
4313 (ix86_function_sseregparm): Similarly for sseregparm calling
4316 2009-03-19 Li Feng <nemokingdom@gmail.com>
4319 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4320 dependence if the first conflict is after niter iterations.
4322 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4325 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4326 functions with dynamic stack-pointer adjustments.
4328 2009-03-19 Ben Elliston <bje@au.ibm.com>
4330 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4331 option; change to -msdata=data.
4333 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4335 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4338 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4341 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4343 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4345 * doc/invoke.texi (Code Gen Options): Expand discussion of
4348 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4350 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4351 * matrix-reorg.c (struct matrix_info): Likewise.
4352 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4353 * rtl.h (struct mem_attrs): Likewise.
4354 * df.h (struct df): Likewise.
4355 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4356 * ira-int.h (struct ira_allocno): Likewise.
4357 * df-scan.c (struct df_collection_rec): Likewise.
4358 * ira.c (struct equivalence): Likewise.
4359 * function.c (struct temp_slot): Likewise.
4360 * cfgloop.h (struct loop): Likewise.
4363 * function.c (use_register_for_decl): When not optimizing, disregard
4364 register keyword for variables with types containing methods.
4366 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4369 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4370 (is_simple_operand): Call contains_component_ref_p before calling data
4371 reference analysis that would fail on COMPONENT_REFs.
4373 * tree-vrp.c (search_for_addr_array): Fix formatting.
4375 2009-03-18 Richard Guenther <rguenther@suse.de>
4377 * tree-vect-transform.c (vect_loop_versioning): Fold the
4378 generated comparisons.
4379 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4380 (slpeel_tree_peel_loop_to_edge): Likewise.
4382 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4385 * opts.c (print_specific_help): In addition to `undocumented',
4386 accept `separate' and `joined' flags if passed alone. Describe
4387 output by the first matched one of those.
4388 (common_handle_option): Skip over empty strings.
4389 * gcc.c (display_help): Fix help string for `--help='.
4390 * doc/invoke.texi (Option Summary, Overall Options): With
4391 `--help=', classes and qualifiers can both be repeated, but
4392 only the latter can be negated. One should not pass only
4393 negated qualifiers. Fix markup and examples.
4396 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4398 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4399 and -fhelp=separate.
4401 2009-03-17 Jing Yu <jingyu@google.com>
4404 * function.h (struct rtl_data): Move is_thunk from here...
4405 (struct function): ...to here.
4406 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4407 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4409 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4411 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4412 (alpha_output_function_end_prologue): Likewise.
4413 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4414 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4415 (rs6000_output_function_epilogue): Likewise.
4416 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4418 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4421 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4422 from different units in a single alternative.
4423 (*truncdfsf_i387): Ditto.
4424 (*truncxfsf2_mixed): Ditto.
4425 (*truncxfdf2_mixed): Ditto.
4427 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4429 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4430 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4433 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4434 unused non-artificial variables when not optimizing.
4437 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4438 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4439 NAMESPACE_DECL in its DECL_INITIAL.
4442 * optabs.c (set_user_assembler_libfunc): New function.
4443 * expr.h (set_user_assembler_libfunc): New prototype.
4444 * c-common.c: Include libfuncs.h.
4445 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4446 for memcmp, memset, memcpy, memmove and abort.
4447 * Makefile.in (c-common.o): Depend on libfuncs.h.
4450 * dwarf2out.c (gen_inlined_enumeration_type_die,
4451 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4452 gen_tagged_type_instantiation_die): Removed.
4453 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4456 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4459 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4461 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4462 (check-parallel-%): Ditto.
4463 (check-consistency): Ditto.
4465 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4467 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4468 local variable rhs by NULL_TREE.
4470 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4473 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4475 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4478 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4480 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4483 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4484 for ms->sysv ABI calls only in 64bit mode.
4486 * config/i386/i386.md (untyped_call): Support 32bit.
4488 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4490 * doc/extend.texi: Replace x86_65 with x86_64.
4492 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4494 PR tree-optimization/39455
4495 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4496 mismatches for POINTER_TYPE_P (type).
4497 (number_of_iterations_le): Likewise.
4499 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4501 * config/picochip/picochip.c: Removed profiling support.
4502 * config/picochip/picochip.md: Removed profiling instruction.
4503 * config/picochip/picochip.h: Removed profiling builtin.
4505 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4507 * doc/install.texi (--with-host-libstdcxx): Document.
4509 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4512 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4513 generate a warning if the function name does not begin with
4514 "__vector" and the function has either the 'signal' or 'interrupt'
4515 attribute, from here to ...
4516 (avr_declare_function_name): ...here. New function.
4517 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4518 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4520 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4523 * cse.c (fold_rtx): Don't modify original const_arg1 when
4524 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4525 separate variable instead.
4526 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4527 from out of range shift counts.
4528 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4530 2008-03-13 Catherine Moore <clm@codesourcery.com>
4532 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4533 diagnostic.h with $(DIAGNOSTIC_H).
4535 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4538 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4540 * config/i386/sync.md (sync_compare_and_swap<mode>,
4541 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4542 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4544 (sync_double_compare_and_swapdi_pic,
4545 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4546 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4548 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4551 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4553 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4556 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4557 (avx_addsubv4df3): Likewise.
4558 (*avx_addsubv4sf3): Likewise.
4559 (sse3_addsubv4sf3): Likewise.
4561 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4564 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4566 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4569 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4570 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4571 registers for allocnos created from user-defined variables.
4573 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4576 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4577 of non-integer mode as well.
4579 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4581 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4582 for functions for which the parameter types are unknown.
4584 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4587 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4588 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4589 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4590 * config/i386/i386.c (ix86_local_alignment): For
4591 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4592 long long variables on the stack to avoid dynamic realignment.
4593 Allow the first argument to be a decl rather than type.
4594 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4596 2009-03-11 Nick Clifton <nickc@redhat.com>
4599 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4601 Add description to mno-lsim option.
4602 * config/mcore/mcore.h: Remove comment about deprecated m4align
4604 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4605 * doc/invoke.texi: Add description of mno-lsim and
4606 mstack-increment options.
4608 * config/fr30/fr30.opt: Document the -mno-lsim option.
4609 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4610 and -mno-lsim options.
4612 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4614 * fold-const.c (fold_comparison): Only call fold_inf_compare
4615 if the mode supports infinities.
4617 2009-03-11 Jason Merrill <jason@redhat.com>
4620 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4621 end already did. Notice GIMPLE_CALL modifications of the result.
4622 Don't copy debug information from an ignored decl or a decl from
4625 2009-03-10 Richard Guenther <rguenther@suse.de>
4626 Nathan Froyd <froydnj@codesourcery.com>
4629 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4630 (__divMODE3): Likewise.
4632 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4634 PR tree-optimization/39394
4635 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4636 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4638 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4640 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4641 inline asms for register asm ("") declarations.
4643 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4645 * fold-const.c (fold_unary): Fix comment.
4647 2009-03-07 Jan Hubicka <jh@suse.cz>
4650 * tree-inline.c (setup_one_parameter): Do replacement of const
4651 argument by constant in SSA form.
4653 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4656 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4657 determine alignment passed to assign_stack_local.
4658 (assign_parms_unsplit_complex): Likewise.
4659 * except.c (sjlj_build_landing_pads): Likewise.
4661 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4664 * tree-flow.h (add_referenced_var): Return bool instead of void.
4665 * tree-dfa.c (add_referenced_var): Return result of
4666 referenced_var_check_and_insert call.
4667 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4668 of referenced_var_check_and_insert.
4671 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4672 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4673 DIE, don't emit it if abstract origin already has it.
4674 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4675 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4677 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4679 * genpreds.c (needs_variable): Fix parentheses at variable name
4681 (write_tm_constrs_h): Indent generated code.
4683 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4685 * doc/extend.texi (Function Attributes): Add documentation
4688 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4691 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4692 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4694 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4696 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4699 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4702 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4703 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4705 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4707 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4708 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4709 constants instead of magic numbers.
4710 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4712 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4713 (x86_64_ms_abi_int_parameter_registers): Ditto.
4714 (x86_64_int_return_registers): Ditto.
4715 (ix86_maybe_switch_abi): Ditto.
4716 (ix86_expand_call): Ditto for clobbered_registers array.
4717 (ix86_hard_regno_mode_ok): Ditto.
4718 (x86_extended_QIreg_mentioned_p): Ditto.
4720 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4722 PR tree-optimization/39349
4723 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4725 * combine.c (gen_lowpart_for_combine): Use omode when generating
4728 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4730 PR rtl-optimization/39235
4731 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4733 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4735 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4737 2009-03-04 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/39362
4740 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4741 that occur in abnormal PHIs should be varying.
4743 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4745 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4747 (simple_iv): Take loop as an argument instead of statement.
4748 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4749 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4751 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4753 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4754 * matrix-reorg.c (analyze_transpose): Ditto.
4755 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4756 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4757 * tree-predcom.c (ref_at_iteration): Ditto.
4758 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4760 2009-03-04 Richard Guenther <rguenther@suse.de>
4762 PR tree-optimization/39358
4763 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4764 escaped_id and callused_id.
4765 (solve_graph): Likewise.
4767 2009-03-04 Richard Guenther <rguenther@suse.de>
4769 PR tree-optimization/39339
4770 * tree-sra.c (try_instantiate_multiple_fields): Make it
4771 no longer ICE on the above.
4773 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4775 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4776 that fits within Pmode.
4778 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4781 * tm.texi (LIBCALL_VALUE): Update description.
4783 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4786 * doc/extend.texi (section): Update description.
4788 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4791 * tree-inline.c (remapped_type): New.
4792 (can_be_nonlocal): Call remapped_type instead of remap_type.
4794 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4797 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4798 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4800 2009-03-03 Richard Guenther <rguenther@suse.de>
4803 * tree.c (tree_nonartificial_location): New function.
4804 * tree.h (tree_nonartificial_location): Declare.
4805 * builtins.c (expand_builtin_memory_chk): Provide location
4806 of the call location for artificial function pieces.
4807 (maybe_emit_chk_warning): Likewise.
4808 (maybe_emit_sprintf_chk_warning): Likewise.
4809 (maybe_emit_free_warning): Likewise.
4810 * expr.c (expand_expr_real_1): Likewise.
4812 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4814 PR tree-optimization/39343
4815 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4816 COMPONENT_REF t has ARRAY_TYPE.
4818 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4821 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4822 when the type precision of the induction variable should be
4823 larger than the type precision of nit.
4824 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4825 * graphite.c (graphite_loop_normal_form): Same.
4826 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4828 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4830 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4831 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4832 numbers to describe clobbered registers.
4833 (*call_value_0_rex64_ms_sysv): Ditto.
4834 * config/i386/mmx.md (mmx_emms): Ditto.
4837 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4839 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4842 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4844 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4845 (spu_section_type_flags): New function.
4847 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4849 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4850 reg_class_contents of FLOAT_REGS into a temporary.
4852 2009-03-02 Richard Guenther <rguenther@suse.de>
4853 Ira Rosen <irar@il.ibm.com>
4855 PR tree-optimization/39318
4856 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4857 information to the vectorized statement.
4859 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4862 variable. Use defined names instead of magic constants for REX SSE
4865 2009-03-01 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/39331
4868 * omp-low.c (lower_send_shared_vars): Do not receive new
4869 values for the reference of DECL_BY_REFERENCE parms or results.
4871 2009-03-01 Jan Hubicka <jh@suse.cz>
4874 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4875 BLOCK_NONLOCALIZED_VAR): New macros.
4876 (tree_block): Add nonlocalized_vars.
4877 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4878 gen_decl_die): Add origin argument. Allow generation of die with
4879 origin at hand only.
4880 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4881 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4883 (gen_block_die): Fix checking for unused blocks.
4884 (process_scope_var): Break out from .... ; work with origins only.
4885 (decls_for_scope) ... here; process nonlocalized list.
4886 (dwarf2out_ignore_block): Look for nonlocalized vars.
4887 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4889 (dump_scope_block): Dump them.
4890 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4891 (remap_block): Likewise.
4892 (can_be_nonlocal): New predicate.
4893 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4895 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4897 * configure: Regenerate.
4899 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4901 * optc-gen.awk: No need to duplicate option flags twice.
4902 Reuse help texts for duplicate options which do not have any.
4904 * gcc.c (display_help): Document --version.
4906 * gcc.c (main): If print_help_list and verbose_flag, ensure
4907 driver output comes before subprocess output.
4909 * optc-gen.awk: Assign all remaining fields to help string,
4910 space-separated, for multi-line help in *.opt.
4912 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4913 -Wno-pedantic-ms-format is for MinGW targets only.
4915 * doc/options.texi (Option file format): Fix bad indentation,
4916 restoring dropped sentence.
4918 2009-02-28 Jan Hubicka <jh@suse.cz>
4920 * tree-inline.c (tree_function_versioning): Output debug info.
4922 2009-02-28 Jan Hubicka <jh@suse.cz>
4925 * tree-inline.c (setup_one_parameter): Do not copy propagate
4926 arguments when not optimizing.
4928 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4931 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4932 (avx_addsubv4df3): Likewise.
4933 (*avx_addsubv4sf3): Likewise.
4934 (sse3_addsubv4sf3): Likewise.
4935 (*avx_addsubv2df3): Likewise.
4936 (sse3_addsubv2df3): Likewise.
4937 (avx_unpckhps256): Correct item selectors.
4938 (avx_unpcklps256): Likewise.
4939 (avx_unpckhpd256): Likewise.
4940 (avx_unpcklpd256): Likewise.
4942 2009-02-28 Jan Hubicka <jh@suse.cz>
4944 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4946 (copy_arguments_for_versioning): If var is declared don't declare it.
4947 (tree_function_versioning): First setup substitutions and then copy
4950 2009-02-27 Jan Hubicka <jh@suse.cz>
4953 * cgraph.h (varpool_output_debug_info): Remove.
4954 * cgraphunit.c (varpool_output_debug_info): Remove.
4955 * dwarf2out.c (deferred_locations_struct): New struct
4956 (deferred_locations): New type.
4957 (deferred_locations_list): New static var.
4958 (deffer_location): New function.
4959 (gen_variable_die): Use it.
4960 (decls_for_scope): Output info on local static vars.
4961 (dwarf2out_finish): Process deferred locations.
4962 * varpool.c (varpool_output_debug_info): Remove.
4964 2009-02-27 Jan Hubicka <jh@suse.cz>
4967 * tree.h (TREE_PROTECTED): Fix comment.
4968 (BLOCK_HANDLER_BLOCK): Remove.
4969 (struct tree_block): Remove handler_block add body_block.
4970 (inlined_function_outer_scope_p): New.
4971 (is_body_block): Remove.
4972 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4973 * dwarf2out.c (is_inlined_entry_point): Remove.
4974 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4975 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4977 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4978 * gimplify.c (gimplify_expr): Gimplify body blocks.
4979 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4980 block with multiple subblocks.
4981 (dump_scope_block): Prettier output; dump more flags and info.
4982 (dump_scope_blocks): New.
4983 (remove_unused_locals): Use dump_scope_blocks.
4984 * tree-flow.h (dump_scope_blocks): Declare.
4985 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4986 * stmt.c (is_body_block): Remove.
4987 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4988 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4990 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4993 * graphite.c (graphite_loop_normal_form): Do not call
4994 number_of_iterations_exit from a gcc_assert.
4996 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4998 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4999 jumps if COND is NULL.
5000 (find_cond_jump): New function.
5001 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5002 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5004 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5006 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5007 force_const_mem returns NULL_RTX.
5009 2009-02-26 Jan Hubicka <jh@suse.cz>
5012 * cgraph.h (varpool_output_debug_info): Remove.
5013 * cgraphunit.c (varpool_output_debug_info): Remove.
5014 * dwarf2out.c (deferred_locations_struct): New struct
5015 (deferred_locations): New type.
5016 (deferred_locations_list): New static var.
5017 (deffer_location): New function.
5018 (gen_variable_die): Use it.
5019 (decls_for_scope): Output info on local static vars.
5020 (dwarf2out_finish): Process deferred locations.
5021 * varpool.c (varpool_output_debug_info): Remove.
5023 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5025 PR rtl-optimization/39241
5026 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5027 to subreg_offset_representable_p.
5029 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5031 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5032 execute function prototype. Get f and nregs from max_reg_num
5033 and get_insns. Remove the first backward pass as it's dead,
5034 guard the forward pass by flag_expensive_optimizations.
5035 (rest_of_handle_regmove): Delete.
5036 (pass_regmove): Replace it with regmove_optimize.
5038 2009-02-25 Martin Jambor <mjambor@suse.cz>
5040 PR tree-optimization/39259
5041 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5042 calls_alloca function flags.
5043 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5046 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5048 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5049 flags_set_1_rtx, flags_set_1_set): Delete.
5050 (regmove_optimize): Do not call mark_flags_life_zones.
5052 2009-02-24 Julian Brown <julian@codesourcery.com>
5055 * config/arm/arm.c (require_pic_register): Only set
5056 cfun->machine->pic_reg once per function.
5058 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5060 * doc/invoke.texi (Link Options): Document an easier way to pass
5061 options that take arguments to the GNU linker using -Xlinker and -Wl.
5063 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5066 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5068 2009-02-24 Richard Guenther <rguenther@suse.de>
5071 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5073 2009-02-24 Richard Guenther <rguenther@suse.de>
5074 Zdenek Dvorak <ook@ucw.cz>
5076 PR tree-optimization/39233
5077 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5078 from converting them to a generic type.
5080 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5082 PR tree-optimization/39260
5083 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5084 contains a condition with a real type.
5085 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5087 2009-02-23 Jason Merrill <jason@redhat.com>
5090 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5091 narrowing_initializer_constant_valid_p.
5092 (narrowing_initializer_constant_valid_p): Don't return
5093 null_pointer_node for adding a pointer to itself.
5095 2009-02-23 Jan Hubicka <jh@suse.cz>
5098 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5101 2009-02-23 Jan Hubicka <jh@suse.cz>
5103 PR tree-optimization/37709
5104 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5105 * tree.h (block_ultimate_origin): Declare.
5106 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5107 * tree-ssa-live.c (remove_unused_scope_block_p):
5108 Eliminate blocks containig no instructions nor live variables nor
5110 (dump_scope_block): New function.
5111 (remove_unused_locals): Enable removal of dead blocks by default;
5112 enable dumping at TDF_DETAILS.
5114 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5116 * config/i386/i386.c (classify_argument): Don't allow COImode
5118 (function_arg_advance_32): Don't allow OImode.
5119 (function_arg_32): Likewise.
5120 (function_value_32): Likewise.
5121 (return_in_memory_32): Likewise.
5122 (function_arg_64): Remove OImode comment.
5124 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5127 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5128 ix86_expand_vector_set for V4DImode in 64bit mode only.
5129 (ix86_expand_vector_init_one_var): Likewise.
5131 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5133 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5135 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5138 * loop-iv.c: Revert last change.
5139 * emit-rtl.c: Likewise.
5141 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.c (type_natural_mode): Remove an extra
5145 space in the warning message.
5146 (function_value_32): Handle 32-byte vector modes.
5147 (return_in_memory_32): Likewise.
5149 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5151 * loop-iv.c (truncate_value): New function.
5152 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5154 (lowpart_subreg): Move to...
5155 * emit-rtl.c: ...here.
5157 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5159 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5160 accidental and undocumented change at revision 140860.
5162 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5164 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5165 take gimple_seq * arguments.
5166 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5167 types_compatible_p langhook.
5169 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5170 Joseph Myers <joseph@codesourcery.com>
5172 * config/arm/arm.c (arm_builtin_va_list): New function.
5173 (arm_expand_builtin_va_start): Likewise.
5174 (arm_gimplify_va_arg_expr): Likewise.
5175 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5176 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5177 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5178 (va_list_type): New variable.
5179 (arm_mangle_type): Mangle va_list_type appropriately.
5181 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5184 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5185 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5186 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5187 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5188 parameter to 1000 for -O1 by default.
5189 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5191 * loop-invariant.c: Include params.h.
5192 (move_loop_invariants): Don't call move_single_loop_invariants on
5195 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5197 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5198 offset when calculating bounds for indexing stack_usage_map. Fixes
5199 a buffer overflow with certain target setups.
5201 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5204 * calls.c (expand_call): Clear try_tail_call if caller and callee
5205 disagree in promotion of function return value.
5207 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5210 * c-common.c (c_determine_visibility): If visibility changed and
5211 DECL_RTL has been already set, call make_decl_rtl to update symbol
5214 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5217 * varasm.c (assemble_variable): Don't check DECL_NAME when
5218 globalizing a variable.
5220 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5223 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5224 expression before any __builtin_trap call.
5225 * c-typeck.c (build_function_call): Convert and check function
5226 arguments before generating a call to a trap. Evaluate the
5227 function arguments before the trap.
5229 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5232 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5233 (UNSPEC_FXAM_MEM): New unspec.
5234 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5235 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5236 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5238 2009-02-19 Richard Guenther <rguenther@suse.de>
5240 PR tree-optimization/39207
5241 PR tree-optimization/39074
5242 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5243 storedanything_tree): New.
5244 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5245 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5246 (build_succ_graph): Add edges from STOREDANYTHING to all
5248 (init_base_vars): Initialize STOREDANYTHING.
5249 (compute_points_to_sets): Free substitution info after
5250 building the succ graph.
5251 (ipa_pta_execute): Likewise.
5253 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5255 (do_ds_constraint): Do not add to special var or non-pointer
5257 (type_could_have_pointers): Split out from ...
5258 (could_have_pointers): ... here. For arrays use the element type.
5259 (create_variable_info_for): Initialize may_have_pointers.
5260 (new_var_info): Likewise.
5261 (handle_lhs_call): Make the HEAP variable unknown-sized.
5262 (intra_create_variable_infos): Use a type with pointers for
5263 PARM_NOALIAS, make it unknown-sized.
5265 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5268 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5270 2009-02-18 Jason Merrill <jason@redhat.com>
5273 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5274 value if DECL_EXTERNAL.
5275 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5276 * target.h (gcc_target::binds_local_p): Clarify "module".
5277 * tree.h (TREE_PUBLIC): Clarify "module".
5279 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5282 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5283 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5285 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5288 * c.opt (Wabi): Support C and ObjC.
5291 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5293 * config/i386/i386.c (classify_argument): Warn once about the ABI
5294 change when passing union with long double.
5296 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5298 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5301 * c-parser.c (c_parser_compound_statement): Always enter and leave
5304 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5307 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5309 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5311 PR tree-optimization/36922
5312 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5313 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5316 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5318 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5321 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5323 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5325 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5327 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5330 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5331 Richard Sandiford <rdsandiford@googlemail.com>
5333 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5334 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5335 (loongson_biadd): ...this.
5337 2009-02-17 Richard Guenther <rguenther@suse.de>
5339 PR tree-optimization/39202
5340 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5341 a var make sure to follow existing collapses.
5343 2009-02-17 Richard Guenther <rguenther@suse.de>
5346 * langhooks.c (lhd_print_error_function): Check for NULL block.
5348 2009-02-17 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/39204
5351 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5354 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5356 * config/soft-fp/double.h: Update from glibc CVS.
5358 2009-02-17 Richard Guenther <rguenther@suse.de>
5360 PR tree-optimization/39207
5361 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5362 strict-aliasing warnings for pointers pointing to NULL.
5364 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5367 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5368 skipping until next close brace.
5370 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5373 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5374 to function argument boundary.
5376 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5378 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5379 in the lea_add. Reload eventually constraints it properly.
5380 * config/picochip/constraints.md : Remove the target constraint
5381 "b", since it is not needed anymore.
5383 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5385 * gthr-dce.h: Uglify function parameter and local variable names.
5386 * gthr-gnat.h: Likewise.
5387 * gthr-mipssde.h: Likewise.
5388 * gthr-nks.h: Likewise.
5389 * gthr-posix95.h: Likewise.
5390 * gthr-posix.h: Likewise.
5391 * gthr-rtems.h: Likewise.
5392 * gthr-single.h: Likewise.
5393 * gthr-solaris.h: Likewise.
5394 * gthr-tpf.h: Likewise.
5395 * gthr-vxworks.h: Likewise.
5396 * gthr-win32.h: Likewise.
5398 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5401 * config/i386/i386.md: Restrict the new peephole2 to move
5402 between MMX/SSE registers.
5404 2009-02-15 Richard Guenther <rguenther@suse.de>
5407 2009-02-13 Richard Guenther <rguenther@suse.de>
5409 * configure.ac: Enable LFS.
5410 * configure: Re-generate.
5411 * config.in: Likewise.
5413 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5415 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5416 spu_srqwbyte, spu_srqwbytebc): Define.
5417 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5418 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5419 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5420 "shrqby_<mode>"): New insn-and-split patterns.
5421 * config/spu/spu.c (expand_builtin_args): Determine and return
5422 number of operands using spu_builtin_description data.
5423 (spu_expand_builtin_1): Use it.
5425 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5428 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5431 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5434 * config/i386/i386.c (override_options): Correct warning
5435 messages for -malign-loops, -malign-jumps and -malign-functions.
5437 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5440 * config/i386/i386.md: Restrict the new peephole2 to move
5441 between the general purpose registers.
5443 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5446 * config/i386/i386.c (type_natural_mode): Add a new argument.
5447 Return the original mode and warn ABI change if vector size is 32byte.
5448 (function_arg_advance): Updated.
5449 (function_arg): Likewise.
5450 (ix86_function_value): Likewise.
5451 (ix86_return_in_memory): Likewise.
5452 (ix86_sol10_return_in_memory): Likewise.
5453 (ix86_gimplify_va_arg): Likewise.
5454 (function_arg_32): Don't warn ABX ABI change here.
5455 (function_arg_64): Likewise.
5457 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5459 * loop-iv.c (implies_p): In the final case, test that operands 0
5460 of the two comparisons match.
5462 * config/bfin/bfin.c (find_prev_insn_start): New function.
5463 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5464 (find_next_insn_start): Move.
5466 2009-02-13 Richard Guenther <rguenther@suse.de>
5468 * configure.ac: Enable LFS.
5469 * configure: Re-generate.
5470 * config.in: Likewise.
5472 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5475 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5476 sizes on syntax error after some arguments have been parsed.
5478 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5480 * doc/invoke.texi (-fira): Remove.
5482 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5484 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5485 * recog.c: Likewise.
5488 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5490 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5491 (umul_ppmm): Likewise.
5492 (count_leading_zeros): Likewise.
5493 (count_trailing_zeros): Likewise.
5494 (UMUL_TIME): Likewise.
5496 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5498 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5499 soft-fp/t-softfp to tmake_file.
5501 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5502 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5503 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5504 IA64_BUILTIN_INFQ]: New.
5505 (ia64_init_builtins): Initialize __builtin_infq,
5506 __builtin_fabsq and __builtin_copysignq if not HPUX.
5507 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5508 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5510 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5512 (__fixtfti): Likewise.
5513 (__fixunstfti): Likewise.
5514 (__floattitf): Likewise.
5516 * config/ia64/libgcc-glibc.ver: New.
5517 * config/ia64/t-fprules-softfp: Likewise.
5518 * config/ia64/sfp-machine.h: Likewise.
5520 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5521 (LIBGCC2_TF_CEXT): Likewise.
5522 (TF_SIZE): Likewise.
5523 (TARGET_INIT_LIBFUNCS): Likewise.
5525 * config/ia64/t-glibc (SHLINB_MAPFILES):
5526 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5528 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5530 * config/i386/i386.c (construct_container): Rewrite processing
5531 BLKmode with X86_64_SSE_CLASS.
5533 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5536 * config/i386/i386.md: Replace simplify_replace_rtx with
5537 replace_rtx in the new peephole2.
5539 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5541 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5542 loop unrolling do not happen at -O2.
5544 2009-02-12 Michael Matz <matz@suse.de>
5546 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5548 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5550 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5553 2009-02-12 Ben Elliston <bje@au.ibm.com>
5555 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5556 patterns when updating the back chain. Missed in the 2009-02-10
5559 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5561 * doc/extend.texi (Decimal Floating Types): Update identifier of
5562 draft TR and list of missing support.
5564 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5567 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5568 bit to variable length decl's flags, add it also to its
5569 pointer replacement variable.
5571 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5572 Jakub Jelinek <jakub@redhat.com>
5575 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5576 (memory_blockage): New expander.
5577 (*memory_blockage): New insn pattern.
5578 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5579 instead of general blockage at the end of function prologue when
5580 frame pointer is used to access red zone area. Do not emit blockage
5581 when profiling, it is emitted in generic code.
5582 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5583 function epilogue when frame pointer is used to access red zone area.
5585 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5588 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5589 by arithmetic with memory operands.
5590 * config/i386/predicates.md (commutative_operator): New.
5592 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5594 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5597 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5599 * alias.h (record_alias_subset): Declare.
5600 * alias.c (record_alias_subset): Make global.
5602 2009-02-10 Nick Clifton <nickc@redhat.com>
5604 * tree-parloops.c: Change license to GPLv3.
5605 * ipa-struct-reorg.c: Change license to GPLv3.
5606 * ipa-struct-reorg.h: Change license to GPLv3.
5608 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5611 * c-decl.c (start_struct): Return NULL on error.
5613 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5616 * cfgloopmanip.c (remove_path): Call remove_bbs after
5617 cancel_loop_tree, not before it.
5620 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5621 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5622 VAR_DECLs were seen.
5623 * tree-ssa-live.c (remove_unused_locals): Recompute
5624 cfun->has_local_explicit_reg_vars.
5625 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5626 copies or clearings if cfun->has_local_explicit_reg_vars.
5628 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5631 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5632 of function prologue when frame pointer is used to access
5635 2009-02-10 Richard Guenther <rguenther@suse.de>
5638 * gimplify.c (gimple_regimplify_operands): Always look if
5639 we need to create a temporary.
5641 2009-02-10 Richard Guenther <rguenther@suse.de>
5643 PR tree-optimization/39132
5644 * tree-loop-distribution.c (todo): New global var.
5645 (generate_memset_zero): Trigger TODO_rebuild_alias.
5646 (tree_loop_distribution): Return todo.
5648 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5651 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5652 (x86_64_reg_class_name): Removed.
5653 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5654 first one isn't X86_64_SSE_CLASS or any other ones aren't
5655 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5656 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5657 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5658 and 3 X86_64_SSEUP_CLASS.
5659 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5660 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5662 2009-02-10 Ben Elliston <bje@au.ibm.com>
5664 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5665 form instruction to update the stack back chain word, even if the
5666 user has disabled the generation of update instructions.
5667 (movdi_<mode>_update_stack): New.
5668 (movsi_update_stack): Likewise.
5669 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5670 always use an update form instruction to update the stack back
5673 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5676 * graphite.c (if_region_set_false_region): After moving a region in
5677 the false branch of a condition, remove the empty dummy basic block.
5678 (gloog): Remove wrong fix for PR38953.
5680 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5682 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5683 generation due to implicit sign extension.
5685 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5688 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5689 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5691 2009-02-09 Richard Guenther <rguenther@suse.de>
5694 * convert.c (convert_to_real): Disable (float)fn((double)x)
5695 to fnf(x) conversion if errno differences may occur and
5696 -fmath-errno is set.
5698 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5700 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5701 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5702 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5704 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5707 * c-common.c (handle_alias_attribute): Disallow attribute for
5708 anything not a FUNCTION_DECL or VAR_DECL.
5710 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5713 * real.c (do_compare): Special-case compare of zero against
5714 decimal float value.
5716 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5719 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5720 as indicating flexible array members unless the field itself is
5721 being declarared as the incomplete array.
5723 2009-02-06 Jan Hubicka <jh@suse.cz>
5725 PR tree-optimization/38844
5726 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5729 2009-02-06 Richard Guenther <rguenther@suse.de>
5732 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5733 fork because we may expand it as __gcov_fork.
5735 2009-02-06 Nick Clifton <nickc@redhat.com>
5737 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5739 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5741 PR tree-optimization/35659
5742 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5743 vn_phi_eq): Shortcut if hashcode does not match.
5744 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5746 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5747 and avoid iterative_hash_expr.
5748 (FOR_EACH_VALUE_ID_IN_SET): New.
5749 (value_id_compare): Remove.
5750 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5751 sort expressions by value id.
5753 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5756 * config/sh/predicates.md (general_movsrc_operand): Don't check
5757 the subreg of system registers here.
5759 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5762 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5765 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5767 PR rtl-optimization/39110
5768 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5769 addresses, not aligned ones.
5771 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5772 Richard Guenther <rguenther@suse.de>
5774 PR tree-optimization/39100
5775 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5776 comment says and add edges.
5778 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5781 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5782 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5784 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5786 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5787 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5788 register_bb_in_sese, new_sese, free_sese): Moved.
5789 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5790 outermost_loop_in_scop, build_scop_iteration_domain,
5791 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5792 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5793 Use loop_in_sese_p instead of loop_in_scop_p.
5794 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5795 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5796 (scopdet_basic_block_info): Fix bug in scop detection.
5797 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5798 eq_loop_to_cloog_loop): Remove.
5799 (nb_loops_around_loop_in_scop, nb_loop
5800 ref_nb_loops): Moved here...
5801 * graphite.h (ref_nb_loops): ... from here.
5802 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5803 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5804 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5805 * testsuite/gcc.dg/graphite/scop-19.c: New
5807 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5808 Hans-Peter Nilsson <hp@axis.com>
5810 PR rtl-optimization/37889
5811 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5812 Move offset handling from PLUS to before the switch. Use new
5813 arguments when considering SYMBOL_REFs too.
5814 (rtx_addr_can_trap_p): Pass dummy offset and size.
5815 (enum may_trap_p_flags): Remove.
5816 (may_trap_p_1): Pass size from MEM_SIZE.
5818 PR rtl-optimization/38921
5819 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5820 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5821 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5822 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5824 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5826 AVX Programming Reference (January, 2009)
5827 * config/i386/sse.md (*vpclmulqdq): New.
5829 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5831 PR tree-optimization/38977
5832 PR gcov-profile/38292
5833 * calls.c (special_function_p): Disregard __builtin_ prefix.
5835 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5837 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5838 non-indexable addresses even before reload.
5840 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5843 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5844 as having variable size. Do not give an error for unnamed
5845 parameters with [*] declarators. Give a warning for type names
5846 with [*] declarators and mark them as variable size.
5847 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5848 for sizeof applied to [*] type names.
5850 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5853 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5855 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5857 * gcc.c (process_command): Update copyright notice dates.
5858 * gcov.c (print_version): Likewise.
5859 * gcov-dump.c (print_version): Likewise.
5860 * mips-tfile.c (main): Likewise.
5861 * mips-tdump.c (main): Likewise.
5863 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5866 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5867 for composite type involving a zero-length array type.
5869 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5872 * function.c (match_asm_constraints_1): Skip over
5873 initial optional % in the constraint.
5876 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5877 supported, don't accept FIXED_CSTs.
5878 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5879 and _Sat is used without _Fract/_Accum. Set specs->type to
5880 integer_type_node for cts_fract/cts_accum if fixed point is not
5883 2009-02-02 Catherine Moore <clm@codesourcery.com>
5885 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5887 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5889 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5890 (ABI_HAS_64BIT_SYMBOLS): Use it.
5891 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5893 2009-02-02 Paul Brook <paul@codesourcery.com>
5895 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5897 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5900 * recog.h (asm_operand_ok): Add constraints argument.
5901 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5902 recurse on matching constraint.
5903 (check_asm_operands): Pass constraints as 3rd argument to
5904 asm_operand_ok. Don't look up matching constraint here.
5905 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5908 2009-02-02 Ben Elliston <bje@au.ibm.com>
5910 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5911 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5913 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5915 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5916 information. Remove some obsolete information. Reorganize.
5918 * config/pa/fptr.c: Revert license to GPL 2.
5919 * config/pa/milli64.S: Likewise.
5921 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5924 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5925 LIBRARY name in, instead of hard-coding it.
5926 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5927 extra target make frag to tmake_files according to EH model.
5928 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5929 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5930 frags that define makefile variable EH_MODEL appropriately.
5931 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5932 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5933 to "-sjlj" according to type of EH configured.
5934 (LIBGCC_SONAME): Concatenate it to shared library base name.
5935 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5936 to "_sjlj" according to type of EH configured.
5937 (LIBGCC_SONAME): Concatenate it to shared library base name.
5938 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5939 (SHLIB_LINK): Add missing semicolon to if-else construct.
5940 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5941 string value of "pe_dll" command-line option.
5942 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5943 (SHLIB_SONAME): Use it when overriding t-cygming default.
5944 (SHLIB_IMPLIB): Override t-cygming default.
5945 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5946 string value of "pe_dll" command-line option.
5948 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5951 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5952 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5954 2009-01-31 Richard Guenther <rguenther@suse.de>
5956 PR tree-optimization/38937
5957 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5958 computing the transitive closure.
5960 2009-01-30 Richard Guenther <rguenther@suse.de>
5962 PR tree-optimization/39041
5963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5964 Propagate variable indices only if the types match for this stmt.
5966 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5969 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5970 inline but never defined.
5972 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5974 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5975 (*insv_h_di_reg_extimm): New insn.
5976 (*insv_l<mode>_reg_extimm): New insn.
5978 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5980 * config/picochip/picochip.c (flag_conserve_stack): set
5981 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5982 fconserve-stack. Reduce call-overhead used by inliner.
5984 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5987 * common.opt (flag_conserve_stack): Initialised to zero.
5989 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5992 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5993 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5996 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5998 * ira-color.c (allocno_reload_assign): Update comments.
5999 * regmove.c (regmove_optimize): Likewise.
6003 2009-01-29 Robert Millan <rmh@aybabtu.com>
6005 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6006 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6007 `MD_UNWIND_SUPPORT'.
6008 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6010 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6012 PR tree-optimization/39007
6013 * tree-loop-distribution.c (generate_builtin): Use
6014 recompute_dominator to compute the immediate dominator of the
6015 basic block just after the loop.
6017 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6019 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6020 (ASM_OUTPUT_DWARF_PCREL): Define.
6022 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6024 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6025 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6026 global. Modify entries about regmove and IRA.
6028 * ra-conflict.c: Remove the file.
6030 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6032 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6033 (pass_regclass_init): Rename to pass_reginfo_init.
6035 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6037 * toplev.h (flag_ira): Remove.
6039 * caller-save.c (setup_save_areas): Remove flag_ira.
6041 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6043 * global.c: Remove the file.
6045 * opts.c (decode_options): Remove flag_ira.
6047 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6049 * regmove.c: Modify file description.
6050 (find_use_as_address, try_auto_increment): Define them only if
6051 AUTO_INC_DEC is defined.
6052 (replacement_quality, replace_in_call_usage, fixup_match_1,
6053 stable_and_no_regs_but_for_p): Remove.
6054 (reg_set_in_bb): Make it static.
6055 (regmove_optimize): Remove flag_ira and code which worked for
6058 * local-alloc.c: Remove the file.
6060 * common.opt (fira): Remove.
6062 * ira.c: Include except.h.
6063 (eliminable_regset): Move from global.c.
6064 (mark_elimination): Ditto. Remove flag_ira.
6065 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6066 equiv_mem_modified, validate_equiv_mem_from_store,
6067 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6068 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6069 no_equiv, recorded_label_ref): Move from local-alloc.c.
6070 (update_equiv_regs): Ditto. Make it static.
6071 (print_insn_chain, print_insn_chains): Move it from global.c.
6072 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6073 (build_insn_chain): Ditto. Make it static.
6074 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6075 Rename to init_live_subregs.
6076 (gate_ira): Remove flag_ira.
6078 * regclass.c: Rename reginfo.c. Change file description.
6079 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6080 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6081 (init_reg_sets_1): Remove code for evaluation of
6082 reg_class_superclasses and losing_caller_save_reg_set.
6083 (init_regs): Remove init_reg_autoinc.
6084 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6085 ok_for_base_p_nonstrict): Remove.
6086 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6087 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6088 corresponding entries.
6089 (dump_regclass, record_operand_costs, scan_one_insn,
6090 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6091 record_address_regs, auto_inc_dec_reg_p): Remove.
6092 (gt-regclass.h): Rename to gt-reginfo.h.
6094 * rtl.h (dump_global_regs, retry_global_alloc,
6095 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6097 * Makefile.in (RA_H): Remove.
6098 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6099 Rename regclass.o to reginfo.o.
6100 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6102 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6103 (GTFILES): Rename regclass.c to reginfo.c.
6105 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6106 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6108 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6109 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6111 (finish_spills): Ditto. Remove code for !flag_ira.
6113 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6116 * doc/invoke.texi (rtl debug options): Complete rewrite.
6117 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6119 * mode-switching.c (pass_mode_switching): Rename pass from
6120 "mode-sw" to "mode_sw".
6121 * except.c (pass_convert_to_eh_ranges): Rename pass from
6122 "eh-ranges" to "eh_ranges".
6123 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6127 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6128 Alexander Monakov <amonakov@ispras.ru>
6131 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6133 (move_exprs_to_boundary): Change return type and pass through
6134 should_move from move_op. Relax assert. Update usage ...
6135 (schedule_expr_on_boundary): ... here. Use should_move instead of
6137 (move_op_orig_expr_found): Indicate that insn was disconnected from
6139 (code_motion_process_successors): Do not call after_merge_succs
6140 callback if original expression was not found when traversing any of
6142 (code_motion_path_driver): Change return type. Update prototype.
6143 (move_op): Update comment. Add a new parameter (should_move). Update
6144 prototype. Set *should_move based on indication provided by
6145 move_op_orig_expr_found.
6147 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6149 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6150 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6151 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6152 * config/rs6000/rs6000.c (rs6000_override_options): Default
6153 avoid-indexed-addresses on for Power6, off for everything else.
6154 (avoiding_indexed_address_p): New function.
6155 (rs6000_legitimize_address): Use it.
6156 (rs6000_legitimate_address): Likewise.
6157 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6159 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6161 PR tree-optimization/38997
6162 * tree-loop-distribution.c (generate_memset_zero): Use
6163 POINTER_PLUS_EXPR for a pointer addition.
6165 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6167 * config/s390/s390.md (bswap<mode>2): New pattern added.
6169 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6171 * config/s390/s390.md (*tls_load_31): Added type attribute.
6173 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6175 * config/s390/s390.md: Fix a few comments.
6177 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6179 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6180 (*tm<mode>_full): Fixed z10prop attribute.
6181 (*tst<mode>_extimm): Fixed z10prop attribute.
6182 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6183 (*tstqiCCT_cconly): Fixed z10prop attribute.
6184 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6185 (*movsi_larl): Fixed z10prop attribute.
6186 (*movsi_zarch): Fixed z10prop attribute.
6187 (*movsi_eas): Fixed z10prop attribute.
6188 (*movhi): Fixed z10prop attribute.
6189 (*movqi): Fixed z10prop attribute.
6190 (*movstrictqi): Fixed z10prop attribute.
6191 (*mov<mode>): Fixed z10prop attribute.
6192 (*movcc): Fixed z10prop attribute.
6193 (*sethighpartdi_64): Fixed z10prop attribute.
6194 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6195 (*negdi2_sign_cc): Fixed z10prop attribute.
6196 (*negdi2_sign): Fixed z10prop attribute.
6197 (*absdi2_sign_cc): Fixed z10prop attribute.
6198 (*absdi2_sign): Fixed z10prop attribute.
6199 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6200 (*negabsdi2_sign): Fixed z10prop attribute.
6201 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6202 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6203 (doloop_si64): Fixed z10prop attribute.
6204 (doloop_si31): Fixed z10prop attribute.
6205 (doloop_long): Fixed z10prop attribute.
6206 (indirect_jump): Fixed z10prop attribute.
6207 (nop): Fixed z10prop attribute.
6208 (main_base_64): Fixed z10prop attribute.
6209 (reload_base_64): Fixed z10prop attribute.
6211 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6213 PR rtl-optimization/38740
6214 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6216 * config/mips/mips.c (mips_reorg): Likewise.
6218 2009-01-28 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/38926
6221 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6222 with the correct value id to a value.
6223 (do_regular_insertion): Use the value number of edoubleprime
6224 for the value number of the expr.
6227 2008-08-21 Richard Guenther <rguenther@suse.de>
6229 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6230 a PHI ask VN if it is already available.
6231 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6232 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6234 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6237 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6238 set to varying whenever max has TREE_OVERFLOW set, similarly
6239 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6241 2009-01-28 Richard Guenther <rguenther@suse.de>
6244 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6245 uninitialized aggregate uses in call arguments.
6247 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6249 PR tree-optimization/38984
6250 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6251 the nothing_id variable if -fno-delete-null-pointer-checks.
6253 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6256 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6257 (set_got_offset_rex64): Ditto.
6259 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6262 * doc/extend.texi: Improve local variable with asm reg.
6264 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6266 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6267 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6268 was not supplied then set warn_packed_bitfield_compat to the
6270 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6273 2009-01-27 Richard Guenther <rguenther@suse.de>
6275 PR tree-optimization/38503
6276 * cfgexpand.c (expand_gimple_basic_block): Ignore
6277 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6278 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6279 variables that cannot have TBAA applied.
6280 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6283 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6286 * calls.c (initialize_argument_information): Do not wrap complex
6287 arguments in SAVE_EXPR.
6289 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6291 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6292 (INSTALL_LIBGCC): Revert typo commit.
6294 2009-01-26 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/38745
6297 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6298 from special handling.
6300 2009-01-26 Richard Guenther <rguenther@suse.de>
6302 PR tree-optimization/38745
6303 * tree-ssa.c (execute_update_addresses_taken): Do not include
6304 variables that cannot possibly be a register in not_reg_needs.
6305 Do not clear TREE_ADDRESSABLE on vars that may not become
6307 * tree-ssa.c (update_alias_info_1): Include those in the set
6308 of addressable vars.
6310 2009-01-26 Richard Guenther <rguenther@suse.de>
6313 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6314 * tree-ssa-dse.c: Include langhooks.h
6315 (execute_simple_dse): Remove stores with zero size.
6317 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6320 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6323 2009-01-24 Julian Brown <julian@codesourcery.com>
6325 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6326 config/arm/linux-atomic.c.
6327 * config/arm/linux-atomic.c: New.
6329 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6331 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6332 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6333 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6335 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6338 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6341 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6343 PR tree-optimization/38953
6344 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6345 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6346 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6347 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6350 2009-01-24 Paul Brook <paul@codesourcery.com>
6352 * config/arm/neon.md (neon_type): Move to arm.md.
6353 (neon_mov<VSTRUCT>): Add neon_type attribute.
6354 * config/arm/arm.md (neon_type): Move to here.
6355 (conds): Add "unconditioal" and use as default for NEON insns.
6357 2009-01-24 Ben Elliston <bje@au.ibm.com>
6359 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6360 void *' warning from -Wc++-compat.
6361 * Makefile.in (dominance.o-warn): Remove.
6363 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6365 PR tree-optimization/38932
6366 * fold-const.c (fold_unary_ignore_overflow): New.
6367 * tree.h (fold_unary_ignore_overflow): Declare.
6368 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6369 * tree-ssa-sccvn.c (visit_reference_op_load,
6370 simplify_unary_expression): Likewise.
6372 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6374 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6375 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6376 regardless of their type.
6377 * c-common.c (handle_packed_attribute): Don't ignore packed on
6379 * c.opt (Wpacked-bitfield-compat): New warning option.
6380 * stor-layout.c (place_field): Warn if offset of a field changed.
6381 * doc/extend.texi (packed): Mention the ABI change.
6382 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6383 (Warning Options): Add it to the list.
6385 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6387 * c-opts.c (c_common_post_options): Fix a typo in comments.
6389 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6392 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6393 variables to static.
6394 * doc/invoke.texi (-fmerge-all-constants): Update description.
6396 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6399 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6400 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6402 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6404 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6406 (LOCAL_ALIGNMENT): Similarly.
6408 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6409 Joseph Myers <joseph@codesourcery.com>
6411 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6412 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6413 * config/arm/arm-tune.md: Regenerate.
6414 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6417 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6419 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6420 version number to five.
6422 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6425 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6426 * c-common.c (set_underlying_type): Likewise.
6427 (is_typedef_decl ): Likewise
6429 (set_underlying_type): Likewise.
6430 (is_typedef_type): Likewise.
6432 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6435 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6438 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6441 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6442 (LIBGCC_SPEC): Don't define.
6443 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6445 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6447 PR rtl-optimization/38879
6448 * alias.c (base_alias_check): Unaligned access via AND address can
6449 alias all surrounding object types except those with sizes equal
6450 or wider than the size of unaligned access.
6452 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6455 * c-decl.c (clone_underlying_type): Move this ...
6456 * c-common.c (set_underlying_type): ... here.
6457 Also, make sure the function properly sets TYPE_STUB_DECL() on
6458 the newly created typedef variant type.
6459 (is_typedef_decl ): New entry point.
6460 * tree.h: Added a new member member_types_needing_access_check to
6461 struct tree_decl_non_common.
6462 (set_underlying_type): New entry point.
6463 (is_typedef_type): Likewise.
6465 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6467 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6468 Check whether two instructions have memory references that
6469 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6470 are helper functions for traversing.
6471 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6472 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6473 not to draw dependency edge for instructions with non-conflicting
6476 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6479 * longlong.h: Update copyright years. Use soft-fp license notice.
6480 Sync __clz_tab declaration with glibc.
6482 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6485 * doc/extend.texi (syscall_linkage): New.
6486 (version_id): Modify.
6488 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6489 Richard Guenther <rguenther@suse.de>
6491 PR tree-optimization/38747
6492 PR tree-optimization/38748
6493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6494 conversion if the base address is an indirect reference and the
6495 aliasing sets could cause issues.
6497 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6499 * common.opt (fgraphite, fgraphite-identity): Add comment for
6500 explaining why these options are not documented.
6502 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6504 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6505 gimple_call_lhs is NULL.
6507 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6510 * emit-rtl.c (adjust_address_1): Make sure memref is never
6513 2009-01-20 Ben Elliston <bje@au.ibm.com>
6515 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6516 const qualifier from arg parameter. Remove unnecessary cast to char *.
6517 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6518 const qualifier from arg 2.
6520 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6522 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6524 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6527 * rtl.h (reinit_regs): New prototype.
6528 * regclass.c: Include ira.h.
6530 * Makefile.in (regclass.o): Add ira.h.
6531 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6533 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6536 * c-common.c (handle_aligned_attribute): Use
6537 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6538 default alignment value.
6540 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6542 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6543 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6545 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6546 __BIGGEST_ALIGNMENT__.
6548 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6550 2009-01-18 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/38819
6553 * tree-flow.h (operation_could_trap_helper_p): Declare.
6554 * tree-eh.c (operation_could_trap_helper_p): Export.
6555 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6556 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6557 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6558 are about to insert a possibly trapping instruction and fail
6561 2009-01-18 Andreas Schwab <schwab@suse.de>
6563 * doc/install.texi (Configuration): Remove obsolete paragraph
6564 about use of --with-gnu-ld with --with-gnu-as.
6566 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6568 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6569 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6570 Follow spelling conventions.
6572 2009-01-18 Ben Elliston <bje@au.ibm.com>
6574 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6575 C++ warning about implicit conversion from void * to struct
6577 (bitmap_obstack_free): Likewise for bitmap_element *.
6578 * Makefile.in (bitmap.o-warn): Remove.
6580 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6582 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6584 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6585 Tobias Grosser <tobi.grosser@amd.com>
6587 * graphite.c (graphite_trans_scop_block): Do not block single
6590 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6592 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6593 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6594 test with assertion.
6596 2009-01-16 Richard Guenther <rguenther@suse.de>
6598 PR tree-optimization/38835
6600 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6601 and INT + PTR -> (INT)(PTR p+ INT) folding.
6602 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6604 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6607 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6608 the subreg from a lowpart subreg if it is also casting the value.
6610 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6611 Tobias Grosser <tobi.grosser@amd.com>
6613 * graphite.c (compare_prefix_loops): New.
6614 (build_scop_canonical_schedules): Rewritten.
6615 (graphite_transform_loops): Move build_scop_canonical_schedules
6616 after build_scop_iteration_domain.
6618 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6619 Tobias Grosser <tobi.grosser@amd.com>
6621 * graphite.c (add_conditions_to_domain): Add the loops to
6622 the dimension of the iteration domain. Do copy the domain
6623 only when it exists.
6624 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6625 (add_conditions_to_constraints): New.
6626 (can_generate_code_stmt, can_generate_code): Removed.
6627 (gloog): Do not call can_generate_code.
6628 (graphite_transform_loops): Call add_conditions_to_constraints
6629 after building the iteration domain.
6631 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6633 PR tree-optimization/38789
6634 * tree-ssa-threadedge.c
6635 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6636 __builtin_constant_p.
6638 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6640 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6641 examined before deleting them.
6643 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6645 * function.c (aggregate_value_p): Correctly extract the function
6646 type from CALL_EXPR_FN lookup.
6648 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6650 * config/picochip/picochip.c (picochip_override_options): Revert
6651 CFI asm flag disable commited previously.
6653 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6654 Tobias Grosser <tobi.grosser@amd.com>
6655 Jan Sjodin <jan.sjodin@amd.com>
6657 * graphite.c (scan_tree_for_params): On substractions negate
6658 all the coefficients of the term.
6659 (clast_to_gcc_expression_red): New. Handle reduction expressions
6660 of more than two operands.
6661 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6662 (get_vdef_before_scop): Handle also the case of default definitions.
6664 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6666 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6667 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6668 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6670 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6671 Joey Ye <joey.ye@intel.com>
6674 * cfgexpand.c (expand_stack_alignment): Don't update stack
6675 boundary nor check incoming stack boundary here.
6676 (gimple_expand_cfg): Update stack boundary and check incoming
6677 stack boundary here.
6679 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6681 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6683 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6685 PR rtl-optimization/38245
6686 * calls.c (expand_call): Add stack arguments to
6687 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6688 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6689 in regs and partially in memory or BLKmode arguments.
6690 (emit_library_call_value_1): Add stack arguments to
6691 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6692 ACCUMULATE_OUTGOING_ARGS).
6693 * dce.c: Include tm_p.h.
6694 (find_call_stack_args): New function.
6695 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6697 (mark_insn): Call find_call_stack_args for CALL_Ps.
6698 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6699 forwards. Allocate and free arg_stores bitmap if needed, pass it
6700 down to deletable_insn_p, don't mark stores set in arg_stores
6701 bitmap, clear the bitmap at the beginning of each bb.
6702 * Makefile.in (dce.o): Depend on $(TM_P_H).
6704 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6707 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6708 to make sure the insn is a conditional test (bug 22599). Reformat a
6711 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6714 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6715 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6716 (gloog): Do not call cleanup_tree_cfg.
6717 (graphite_transform_loops): Call cleanup_tree_cfg after all
6718 scops have been code generated.
6720 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6721 * doc/gty.texi (Invoking the garbage collector): Added new node
6722 and section documenting ggc_collect.
6724 2009-01-14 Richard Guenther <rguenther@suse.de>
6726 PR tree-optimization/38826
6728 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6729 initialization notes only if we actually emitted a warning.
6730 (intra_create_variable_infos): Add constraints for a result decl
6731 that is passed by hidden reference.
6732 (build_pred_graph): Mark all related variables non-direct on
6735 2009-01-14 Nick Clifton <nickc@redhat.com>
6737 * ira-conflicts.c: Include addresses.h for the definition of
6739 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6740 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6742 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6745 * Makefile.in (ira-lives.o): Add except.h.
6747 * ira-lives.c: Include except.h.
6748 (process_bb_node_lives): Process can_throw_internal.
6750 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6752 PR rtl-optimization/38774
6753 * combine.c (simplify_set): When undoing cc_use change, don't do
6754 PUT_CODE on the newly created comparison, but instead put back the
6757 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6759 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6760 values. Remove duplicate arm8 entry.
6762 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6764 PR tree-optimization/38786
6765 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6766 the SSA_NAME case of expand_scalar_variables_expr.
6767 Set the type of an expression to the type of its assign statement.
6768 (expand_scalar_variables_expr): Also gather the scalar computation
6769 used to index the memory access. Do not pass loop_p.
6770 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6771 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6772 the gimple_stmt_iterator where it inserts new code.
6774 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6775 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6777 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6779 * graphite.h (debug_value): Removed.
6780 * graphite.c (debug_value): Removed.
6782 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6784 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6785 ldrd/strd with two 32-bit instructions.
6787 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6789 * config/arm/arm.c (struct processors): Pass for speed down into
6790 cost helper functions.
6791 (const_ok_for_op): Handle COMPARE and inequality nodes.
6792 (arm_rtx_costs_1): Rewrite.
6793 (arm_size_rtx_costs): Update prototype.
6794 (arm_rtx_costs): Pass speed down to helper functions.
6795 (arm_slowmul_rtx_costs): Rework cost calculations.
6796 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6797 (arm_9e_rtx_costs): Likewise.
6799 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6801 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6802 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6803 (alpha_legitimize_address): Do not split local symbols wider than
6804 UNITS_PER_WORD into HIGH/LO_SUM parts.
6806 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6809 * gcc.c (process_command): Replace call to execvp with calls
6810 to pex_one and exit.
6812 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6815 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6816 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6817 variant for devices with 3-byte PC.
6818 (__tablejump_elpm__): New.
6820 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6823 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6824 offsetof member-designator, handle it as `[0].'.
6826 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6828 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6829 function when not using named sections on targets with named sections
6830 if branch distance is less than 262132.
6832 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6834 * combine.c (combine_instructions): Recompute
6835 optimize_this_for_speed_p for each BB in the main combine loop.
6837 2009-01-12 Tomas Bily <tbily@suse.cz>
6840 * tree-loop-distribution.c (prop_phis): New function.
6841 (generate_builtin): Call prop_phis.
6842 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6844 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6846 PR tree-optimization/38807
6847 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6848 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6850 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6852 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6853 subreg of op0 to the original op0.
6855 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6857 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6859 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6862 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6863 starting with digits.
6865 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6868 * config/arm/arm.c (arm_is_long_call_p): Don't call
6869 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6871 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6873 * regrename.c (regrename_optimize): Fix dumping.
6874 (find_oldest_value_reg): Preserve REG_POINTER.
6875 (copy_hardreg_forward_1): Likewise.
6877 2009-01-09 Diego Novillo <dnovillo@google.com>
6879 * gimple.h (struct gimple_statement_base) <uid>: Document
6880 the restrictions on its use.
6882 (gimple_set_uid): Tidy.
6884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6886 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6887 zero guard even if align_bytes != 0 and count is smaller than
6890 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6892 PR rtl-optimization/38495
6893 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6894 (add_range_and_copies_from_move_list): Print all added ranges.
6895 Add ranges to memory optimized destination.
6897 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6901 * config/i386/i386.c (override_options): Reject
6902 -mstringop-strategy=rep_8byte with -m32.
6903 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6904 to 1. Do count comparison against epilogue_size_needed at compile
6905 time even when count_exp was constant forced into register. For
6906 size_needed don't jump to epilogue, instead just avoid aligning
6907 and invoke the body algorithm. If need_zero_guard, add zero guard
6908 even if count is non-zero, but smaller than size_needed + number of
6909 bytes that could be stored for alignment.
6910 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6911 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6912 but smaller than size_needed + number of bytes that could be stored
6913 for alignment. Compare size_needed with epilogue_size_needed instead
6914 of desired_align - align, don't adjust size_needed, pass
6915 epilogue_size_needed to the epilogue expanders.
6918 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6920 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6922 * pa.c (last_address): Change to unsigned.
6923 (update_total_code_bytes): Change argument to unsigned. Don't
6924 check if insn addresses are set.
6925 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6926 addresses are not set.
6927 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6929 2009-01-09 Nick Clifton <nickc@redhat.com>
6931 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6932 DECL_DECLARED_INLINE_P.
6934 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6937 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6938 GET_MODE (op0) in operand_subword_force calls.
6941 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6942 fold_convert arg0 operands to TREE_TYPE (op0) first.
6944 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6946 * params.def (ira-max-conflict-table-size): Decrease default value
6949 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6951 PR tree-optimization/37031
6952 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6954 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6955 allocate it using gc instead of heap, use VEC_quick_push instead of
6957 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6958 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6959 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6960 allocated vector from heap allocated.
6961 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6962 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6963 vector only after perfect_loop_nest_depth call.
6965 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6966 Jan Sjodin <jan.sjodin@amd.com>
6968 PR tree-optimization/38559
6969 * graphite.c (debug_value, copy_constraint,
6970 swap_constraint_variables, scale_constraint_variable, ): New.
6971 (get_lower_bound, get_upper_bound): Removed.
6972 (graphite_trans_bb_strip_mine): Clean up this code that works
6973 only for constant number of iterations. Fully copy upper and
6974 lower bound constraints, not only the constant part of them.
6975 * graphite.h (debug_value): Declared.
6977 2009-01-08 Ira Rosen <irar@il.ibm.com>
6979 PR tree-optimization/37194
6980 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6981 Don't add the cost of cost model guard in prologue to scalar
6982 outside cost in case of known number of iterations.
6984 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6985 Alan Modra <amodra@bigpond.net.au>
6987 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6988 non-word-aligned REG+CONST addressing.
6990 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6993 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6994 free_after_compilation when outputting a thunk.
6995 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6996 Do not call free_after_compilation here.
6998 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7000 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7001 (ix86_valid_target_attribute_inner_p): Ditto.
7003 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7005 PR tree-optimization/38492
7006 PR tree-optimization/38498
7007 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7008 * tree-chrec.h (scev_is_linear_expression): Declared.
7009 * graphite.c (graphite_cannot_represent_loop_niter): New.
7010 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7011 (graphite_loop_normal_form): Use gcc_assert.
7012 (scan_tree_for_params): Use CASE_CONVERT.
7013 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7014 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7015 Use gcc_assert. Discard scops that contain unhandled cases.
7016 (build_scop_conditions): Return a boolean status for unhandled cases.
7017 (strip_mine_profitable_p): Print the loop number, not its depth.
7018 (is_interchange_valid): Pass the depth of the loop nest, don't
7019 recompute it wrongly.
7020 (graphite_trans_bb_block): Same.
7021 (graphite_trans_bb_block): Print tentative of loop blocking.
7022 (graphite_trans_scop_block): Do not print that the loop has been
7024 (graphite_transform_loops): Do not handle scops that contain condition
7027 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7029 AVX Programming Reference (December, 2008)
7030 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7031 (_mm256_stream_pd): Likewise.
7032 (_mm256_stream_ps): Likewise.
7034 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7035 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7036 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7037 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7038 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7039 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7040 (ix86_expand_special_args_builtin): Likewise.
7042 * config/i386/sse.md (AVXMODEDI): New.
7043 (avx_movnt<mode>): Likewise.
7044 (avx_movnt<mode>): Likewise.
7045 (<sse>_movnt<mode>): Remove AVX support.
7046 (sse2_movntv2di): Likewise.
7048 2009-01-07 Richard Guenther <rguenther@suse.de>
7051 * fold-const.c (extract_muldiv): Remove obsolete comment.
7052 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7053 to PLUS_EXPR canonicalization for the canonicalization.
7055 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7057 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7058 hosted cross-compilers generating less efficient code.
7060 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7062 * function.h (rtl_data): Add a dbr_scheduled_p field.
7063 * reorg.c (dbr_schedule): Set it.
7064 (gate_handle_delay_slots): Check it.
7065 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7066 (mips_reorg): Check flag_delayed_branch instead of
7067 mips_base_delayed_branch.
7068 (mips_override_options): Don't set mips_base_delayed_branch
7069 or flag_delayed_branch.
7071 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7073 PR rtl-optimization/38426.
7074 * ira.c (ira): Set current_function_is_leaf earlier.
7076 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7078 PR rtl-optimization/38722
7079 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7080 too early, only set a flag and modify after last possible
7083 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7086 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7087 * real.c (decimal_single_format): Correct values of emin and emax.
7088 (decimal_double_format): Ditto.
7089 (decimal_quad_format): Ditto.
7090 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7091 computation of DECnn_MIN and DECnn_MAX for corrected values of
7092 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7093 __DECnn_MIN__, and adjust its computation for the corrected value
7096 2009-01-06 Jan Hubicka <jh@suse.cz>
7099 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7101 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7103 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7104 Add Robert Clark to the list of testers.
7106 2009-01-06 Jan Hubicka <jh@suse.cz>
7107 Kai Tietz <kai.tietz@onevision.com>
7109 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7110 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7112 2009-01-06 Jan Hubicka <jh@suse.cz>
7113 Kai Tietz <kai.tietz@onevision.com>
7115 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7117 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7118 (ix86_nsaved_regs): Count only general purpose regs.
7119 (ix86_nsaved_sseregs): New.
7120 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7121 to 16 for w64; compute padding and size of sse reg save area.
7122 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7123 general purpose regs.
7124 (ix86_emit_save_sse_regs_using_mov): New.
7125 (ix86_expand_prologue): Save SSE regs if needed.
7126 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7127 (ix86_emit_restore_sse_regs_using_mov): New.
7128 (ix86_expand_epilogue): Save SSE regs if needed.
7130 2009-01-06 Jan Hubicka <jh@suse.cz>
7131 Kai Tietz <kai.tietz@onevision.com>
7133 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7134 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7135 functions when accumulate outgoing args is off.
7137 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7140 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7141 before using pseudos_have_intersected_live_ranges_p.
7143 * ira-int.h (ira_assert): Always define.
7145 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7147 AVX Programming Reference (December, 2008)
7148 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7149 (_mm256_permute2_pd): Likewise.
7150 (_mm_permute2_ps): Likewise.
7151 (_mm256_permute2_ps): Likewise.
7152 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7153 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7155 * config/i386/i386.c (ix86_builtins): Remove
7156 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7157 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7158 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7159 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7160 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7161 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7162 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7163 __builtin_ia32_vpermil2ps256.
7164 (ix86_init_mmx_sse_builtins): Updated.
7165 (ix86_expand_args_builtin): Likewise.
7167 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7169 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7170 long absolute calls when generating PA 2.0 code.
7172 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7174 PR rtl-optimization/38583
7175 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7177 * params.def (ira-max-conflict-table-size): New.
7179 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7181 * ira.h (ira_conflicts_p): New external definition.
7183 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7184 table. Report this. Return result of building.
7185 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7186 building conflict table.
7188 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7189 (ira_color): Use ira_conflicts_p.
7191 * global.c: Include ira.h.
7192 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7195 * Makefile.in (global.o): Add ira.h.
7197 * ira-build.c (mark_all_loops_for_removal,
7198 propagate_some_info_from_allocno): New.
7199 (remove_unnecessary_allocnos): Call
7200 propagate_some_info_from_allocno.
7201 (remove_low_level_allocnos): New.
7202 (remove_unnecessary_regions): Add parameter. Call
7203 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7204 parameter to remove_unnecessary_regions.
7205 (ira_build): Remove all regions but root if the conflict table was
7206 not built. Update conflict hard regs for allocnos crossing calls.
7208 * ira.c (ira_conflicts_p): New global.
7209 (ira): Define and use ira_conflicts_p.
7211 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7212 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7213 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7215 2009-01-06 Ben Elliston <bje@au.ibm.com>
7217 * gengtype-lex.l (YY_NO_INPUT): Define.
7219 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7222 * c-common.c (handle_vector_size_attribute): Also reject
7225 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7227 PR tree-optimization/38492
7228 * graphite.c (rename_map_elt, debug_rename_elt,
7229 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7230 rename_map_elt_info, eq_rename_map_elts,
7231 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7232 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7233 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7234 (sese_build_livein_liveouts): New.
7235 (new_sese, free_sese): New.
7236 (new_scop): Call new_sese.
7237 (free_scop): Call free_sese.
7238 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7239 (register_old_new_names): Renamed register_old_and_new_names.
7240 (register_scop_liveout_renames, add_loop_exit_phis,
7241 insert_loop_close_phis, struct igp,
7242 default_liveout_before_guard, add_guard_exit_phis,
7243 insert_guard_phis, copy_renames): New.
7244 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7245 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7246 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7247 (scop_adjust_phis_for_liveouts): New.
7248 (gloog): Call scop_adjust_phis_for_liveouts.
7250 * graphite.h (struct sese): Documented. Added fields liveout,
7252 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7253 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7254 (struct scop): Added field liveout_renames.
7255 (SCOP_LIVEOUT_RENAMES): New.
7257 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7259 PR tree-optimization/38510
7260 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7261 (translate_clast): Call recompute_all_dominators before
7263 (gloog): Call recompute_all_dominators before graphite_verify.
7265 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7266 Jan Sjodin <jan.sjodin@amd.com>
7268 PR tree-optimization/38500
7269 * graphite.c (create_sese_edges): Call fix_loop_structure after
7272 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7274 * config.gcc: Add m32r*-*-rtems*.
7275 * config/m32r/rtems.h: New file.
7277 2009-01-05 Ben Elliston <bje@au.ibm.com>
7279 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7280 (.po.pox): Likewise.
7281 (po/gcc.pot): Likewise.
7283 2009-01-04 David S. Miller <davem@davemloft.net>
7285 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7286 (STARTING_FRAME_OFFSET): Always set to zero.
7288 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7290 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7291 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7292 fixed-point types, and vectors of the same.
7294 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7296 * config/mips/sync.md (*mb_barrier): Rename to...
7297 (*memory_barrier): ...this.
7299 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7301 * doc/extend.texi (Function Attributes): Move @cindex after @item
7302 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7303 and put in alphabetical order. Fix 'target' name and put in order.
7304 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7307 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7309 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7310 (memory_barrier): Expand as unspec instead of unspec_volatile.
7311 Remove mem:BLK from insn operands. Use Pmode scratch register.
7312 (*memory_barrier): Define as unspec instead of unspec_volatile.
7313 Use (match_dup 0) as input operand.
7315 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7316 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7317 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7318 scratch register. Remove operand 1.
7319 (*stbar): Define as unspec instead of unspec_volatile.
7320 Use (match_dup 0) as input operand, remove (const_int 8).
7321 (*membar): Define as unspec instead of unspec_volatile.
7322 Use (match_dup 0) as input operand, remove input operand 2.
7324 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7325 (memory_barrier): Expand as unspec instead of unspec_volatile.
7326 Remove mem:BLK from insn operands. Use Pmode scratch register.
7327 (*memory_barrier): Define as unspec instead of unspec_volatile.
7328 Use (match_dup 0) as input operand.
7330 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7331 Remove mem:BLK from insn operands. Use Pmode scratch register.
7332 Set volatile flag on operand 0.
7333 (*memory_barrier): New insn pattern.
7335 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7337 (*memory_barrier): Use (match_dup 0) as input operand.
7339 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7340 Remove mem:BLK from insn operands. Use Pmode scratch register.
7341 Set volatile flag on operand 0.
7342 (*mb_internal): New insn pattern.
7344 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7346 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7349 * function.c (struct temp_slot): Move to the section of the file
7350 that deals with temp slots. Remove field 'address'.
7351 (temp_slot_address_table): New hash table of address -> temp slot.
7352 (struct temp_slot_address_entry): New struct, items for the table.
7353 (temp_slot_address_compute_hash, temp_slot_address_hash,
7354 temp_slot_address_eq, insert_temp_slot_address): Support functions
7356 (find_temp_slot_from_address): Rewrite to use the new hash table.
7357 (remove_unused_temp_slot_addresses): Remove addresses of temp
7358 slots that have been made available.
7359 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7360 worker function for remove_unused_temp_slot_addresses.
7361 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7362 Add the temp slot address to the address -> temp slot map.
7363 (update_temp_slot_address): Update via insert_temp_slot_address.
7364 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7365 (pop_temp_slots): Likewise.
7366 (init_temp_slots): Allocate the address -> temp slot map, or empty
7367 the map if it is already allocated.
7368 (prepare_function_start): Initialize temp slot processing.
7370 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7373 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7374 Calculate the size of all stack vars assuming no packing of stack
7375 vars will happen, replacing a quadratic algorithm with a linear one.
7377 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7380 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7383 2009-01-03 Diego Novillo <dnovillo@google.com>
7385 * doc/contrib.texi: Update contributions.
7387 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7390 * builtins.c (fold_builtin_memory_op): Give up if either operand
7391 is volatile. Set srctype or desttype to non-qualified version
7395 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7398 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7400 PR rtl-optimization/35805
7401 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7402 problem if fast dce is able to remove any instructions.
7403 * dce.c (dce_process_block): Fix dump message.
7405 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7408 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7410 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7413 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7414 * tree-pretty-print.c (op_code_prio): New function.
7415 (op_prio): No longer static. Use op_code_prio.
7416 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7417 Use op_prio and op_code_prio to determine if () should be
7418 printed around operand(s) or not.
7420 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7421 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7422 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7423 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7424 pp_character instead of pp_string for single letter printing.
7426 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7428 * doc/extend.texi: Fix '#pragma GCC option' typo.
7430 2009-01-02 Richard Guenther <rguenther@suse.de>
7432 * doc/install.texi (--enable-checking): Mention different
7434 (--enable-stage1-checking): Document.
7436 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7439 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7440 case to be an error.
7442 2009-01-02 Ben Elliston <bje@au.ibm.com>
7444 * config/fp-bit.h (pack_d): Constify argument.
7445 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7446 (isnan): Constify argument.
7450 (_fpadd_parts): Constify return type.
7451 (_fpmul_parts): Likewise.
7452 (_fpdiv_parts): Likewise.
7454 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7457 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7458 warn about overwriting initializer with side-effects or
7459 -Woverride-init if !IMPLICIT.
7460 (output_init_element): Likewise. Pass IMPLICIT down to
7462 (process_init_element): Add IMPLICIT argument. Pass it down
7463 to output_init_element.
7464 (push_init_element, pop_init_level, set_designator): Adjust
7465 process_init_element callers.
7466 (set_nonincremental_init, set_nonincremental_init_from_string):
7467 Adjust add_pending_init callers.
7468 (output_pending_init_elements): Adjust output_init_element callers.
7469 * c-tree.h (process_init_element): Adjust prototype.
7470 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7471 process_init_element callers.