1 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3 * tree.c (function_args_count): Remove.
4 * tree.h: Remove the prototype for function_args_count.
6 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8 * tree-iterator.c (expr_only): Remove.
9 * tree.h: Remove the prototype for expr_only.
11 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13 * reginfo.c (cannot_change_mode_set_regs): Remove.
14 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19 whether operands 0 and 1 overlaps.
21 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25 pointer. Use warning_at instead of warning.
26 (search_for_addr_array): Likewise.
27 (check_array_bounds): Likewise.
28 (check_all_array_refs): Check that the incoming edge is not in the
29 list of edges to be removed.
30 (check_all_array_refs): Avoid the temporal pointer.
31 (vrp_visit_cond_stmt): Fix typo.
32 (simplify_switch_using_ranges): Handle the case where the switch
33 index is an integer constant.
35 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
37 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
39 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
41 * doc/extend.texi, doc/invoke.texi: Fix typos.
43 2009-04-17 Cary Coutant <ccoutant@google.com>
45 * tree-flow-inline.h (get_lineno): Fix inverted test.
47 2009-04-17 Diego Novillo <dnovillo@google.com>
49 * tree-ssa-pre.c (create_expression_by_pieces): Remove
50 assertion for AVAIL_OUT.
52 2009-04-17 Mike Frysinger <vapier@gentoo.org>
55 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
56 * config/sh/linux-atomic.asm: Likewise.
58 2009-04-17 Diego Novillo <dnovillo@google.com>
60 * except.c (debug_eh_tree): New.
61 (struct eh_region, struct eh_status): Move ...
63 (add_type_for_runtime): Declare extern.
64 (lookup_type_for_runtime): Likewise.
65 (debug_eh_tree): Declare.
66 * Makefile.in (GTFILES): List except.h before except.c
68 2009-04-17 Diego Novillo <dnovillo@google.com>
70 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
72 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
73 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
74 (find_vars_r): ... here.
75 * tree-flow.h (find_referenced_vars_in): Declare.
76 * tree-ssa-pre.c (create_expression_by_pieces): Assert
77 that AVAIL_OUT exists for BLOCK.
78 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
79 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
80 (tree-parloops.o): Likewise.
82 2009-04-17 Simon Baldwin <simonb@google.com>
84 * toplev.c (default_tree_printer): Add handling for %E format.
86 2009-04-17 Diego Novillo <dnovillo@google.com>
88 * tree-pretty-print.c (dump_generic_node): Add break
89 after TREE_BINFO handler.
90 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
91 Handle NULL TREE_TYPEs.
92 Handle METHOD_TYPE and FUNCTION_TYPE together.
93 Call print_struct_decl when printing structures and
94 TDF_SLIM is not given.
95 (print_struct_decl): Fix logic for detecting recursion.
97 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
100 * gcc.c (create_at_file): New.
101 (compile_input_file_p): New.
102 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
103 * main.c (main): Update call to toplev_main.
104 * toplev.c (toplev_main): Change signature. Call expandargv.
105 * toplev.h (toplev_main): Change signature.
107 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
109 * dwarf2out.c (field_byte_offset): Use the type size as the field size
110 if the latter is not constant.
112 2009-04-17 David Edelsohn <edelsohn@gnu.org>
114 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
116 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
118 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
119 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
121 2009-04-17 Richard Guenther <rguenther@suse.de>
123 * tree-ssa-structalias.c (get_constraint_for_component_ref):
124 Handle component references view-converting an invariant address.
126 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
128 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
129 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
130 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
131 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
132 Use @deftypevr rather than @deftypevar.
134 2009-04-17 Richard Guenther <rguenther@suse.de>
136 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
138 (get_prop_source_stmt): Likewise.
139 (can_propagate_from): Likewise.
141 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
143 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
144 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
145 (--with-multilib-list): Add default value.
146 * configure: Regenerate.
147 * Makefile.in (TM_ENDIAN_CONFIG): Define.
148 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
149 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
150 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
151 Don't add default cpu to multilib list unnecessarily, but do enable
152 the relevant compiler option..
153 Add support for --with-multilib-list=<blank> and
154 --with-multilib-list=!<somelib> to supress unwanted multilibs.
155 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
156 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
157 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
159 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
160 (MULTILIB_OSDIRNAMES): New variable.
161 * config/sh/t-1e: Delete file.
162 * config/sh/t-mlib-sh1: Delete file.
163 * config/sh/t-mlib-sh2: Delete file.
164 * config/sh/t-mlib-sh2a: Delete file.
165 * config/sh/t-mlib-sh2a-nofpu: Delete file.
166 * config/sh/t-mlib-sh2a-single: Delete file.
167 * config/sh/t-mlib-sh2a-single-only: Delete file.
168 * config/sh/t-mlib-sh2e: Delete file.
169 * config/sh/t-mlib-sh3e: Delete file.
170 * config/sh/t-mlib-sh4: Delete file.
171 * config/sh/t-mlib-sh4-nofpu: Delete file.
172 * config/sh/t-mlib-sh4-single: Delete file.
173 * config/sh/t-mlib-sh4-single-only: Delete file.
174 * config/sh/t-mlib-sh4a: Delete file.
175 * config/sh/t-mlib-sh4a-nofpu: Delete file.
176 * config/sh/t-mlib-sh4a-single: Delete file.
177 * config/sh/t-mlib-sh4a-single-only: Delete file.
178 * config/sh/t-mlib-sh4al: Delete file.
179 * config/sh/t-mlib-sh5-32media: Delete file.
180 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
181 * config/sh/t-mlib-sh5-64media: Delete file.
182 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
183 * config/sh/t-mlib-sh5-compact: Delete file.
184 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
185 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
186 * doc/install.texi (Options specification): Add
187 --with-multilib-list and --with-endian.
189 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
191 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
193 (OBJS-common): Add plugin-version.o.
194 (plugin-version.o): New.
195 * gcc-plugin.h (plugin_gcc_version): New.
196 (plugin_default_version_check): New.
197 (plugin_init_func, plugin_init): Add version argument.
198 * plugin-version.c: New.
199 * plugin.c (str_plugin_gcc_version_name): New.
200 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
201 pass it to the init function.
202 (plugin_default_version_check): New.
204 2009-04-17 Richard Guenther <rguenther@suse.de>
206 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
207 for decl-vs-decl disambiguation.
209 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
211 * config/s390/s390.h (s390_tune_attr): New macro definition.
212 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
214 2009-04-17 Richard Guenther <rguenther@suse.de>
216 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
217 (fold_stmt_r): Likewise.
218 (maybe_fold_reference): New function.
219 (fold_gimple_assign): Handle cases fold_stmt_r did.
220 (fold_stmt): Do not use fold_stmt_r.
221 (fold_stmt_inplace): Likewise.
223 2009-04-17 Richard Guenther <rguenther@suse.de>
225 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
226 (record_equivalences_from_stmt): Remove useless checks and
228 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
229 the type is already suitable.
231 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
233 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
235 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
237 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
238 (CMPtype): Define as __gcc_CMPtype.
240 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
242 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
243 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
245 2009-04-17 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/39746
248 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
249 special-casing for builtins and static variable use/def.
250 (call_may_clobber_ref_p_1): Likewise.
252 2009-04-16 Ian Lance Taylor <iant@google.com>
254 * df.h: Include "timevar.h".
255 (struct df_problem): Change tv_id field to timevar_id_t.
256 * tree-pass.h: Include "timevar.h".
257 (struct opt_pass): Change tv_id field to timevar_id_t.
258 * timevar.h (timevar_id_t): Define TV_NONE.
259 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
260 TV_NONE rather than tv_id != 0.
261 (execute_one_pass): Likewise.
262 * Makefile.in (DF_H): Add $(TIMEVAR_H).
263 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
264 dependencies to $(TREE_PASS_H).
265 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
267 (pass_branch_target_load_optimize2): Likewise.
268 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
269 (pass_outof_cfg_layout_mode): Likewise.
270 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
271 (pass_rebuild_cgraph_edges): Likewise.
272 (pass_remove_cgraph_callee_edges): Likewise.
273 * df-core.c (pass_df_initialize_opt): Likewise.
274 (pass_df_initialize_no_opt): Likewise.
275 (pass_df_finish): Likewise.
276 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
277 * except.c (pass_set_nothrow_function_flags): Likewise.
278 (pass_convert_to_eh_region_ranges): Likewise.
279 * final.c (pass_compute_alignments): Likewise.
280 * function.c (pass_instantiate_virtual_regs): Likewise.
281 (pass_init_function): Likewise.
282 (pass_leaf_regs): Likewise.
283 (pass_match_asm_constraints): Likewise.
284 * gimple-low.c (pass_lower_cf): Likewise.
285 (pass_mark_used_blocks): Likewise.
286 * init-regs.c (pass_initialize_regs): Likewise.
287 * integrate.c (pass_initial_value_sets): Likewise.
288 * ira.c (pass_ira): Likewise.
289 * jump.c (pass_cleanup_barriers): Likewise.
290 * omp-low.c (pass_expand_omp): Likewise.
291 (pass_lower_omp): Likewise.
292 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
293 * recog.c (pass_split_all_insns): Likewise.
294 (pass_split_after_reload): Likewise.
295 (pass_split_before_regstack): Likewise.
296 (pass_split_before_sched2): Likewise.
297 (pass_split_for_shorten_branches): Likewise.
298 * reginfo.c (pass_reginfo_init): Likewise.
299 (pass_subregs_of_mode_init): Likewise.
300 (pass_subregs_of_mode_finish): Likewise.
301 * passes.c (pass_postreload): Likewise.
302 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
303 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
304 (pass_warn_function_return): Likewise.
305 (pass_warn_function_noreturn): Likewise.
306 * tree-complex.c (pass_lower_complex): Likewise.
307 (pass_lower_complex_O0): Likewise.
308 * tree-if-conv.c (pass_if_conversion): Likewise.
309 * tree-into-ssa.c (pass_build_ssa): Likewise.
310 * tree-mudflap.c (pass_mudflap_1): Likewise.
311 (pass_mudflap_2): Likewise.
312 * tree-nomudflap.c (pass_mudflap_1): Likewise.
313 (pass_mudflap_2): Likewise.
314 * tree-nrv.c (pass_return_slot): Likewise.
315 * tree-object-size.c (pass_object_sizes): Likewise.
316 * tree-optimize.c (pass_all_optimizations): Likewise.
317 (pass_early_local_passes): Likewise.
318 (pass_all_early_optimizations): Likewise.
319 (pass_cleanup_cfg): Likewise.
320 (pass_cleanup_cfg_post_optimizing): Likewise.
321 (pass_free_datastructures): Likewise.
322 (pass_free_cfg_annotations): Likewise.
323 (pass_fixup_cfg): Likewise.
324 (pass_init_datastructures): Likewise.
325 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
326 (pass_late_warn_uninitialized): Likewise.
327 (pass_update_address_taken): Likewise.
328 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
329 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
330 (pass_cse_sincos): Likewise.
331 (pass_convert_to_rsqrt): Likewise.
332 * tree-ssa-structalias.c (pass_build_alias): Likewise.
333 * tree-stdarg.c (pass_stdarg): Likewise.
334 * tree-tailcall.c (pass_tail_recursion): Likewise.
335 (pass_tail_calls): Likewise.
336 * tree-vect-generic.c (pass_lower_vector): Likewise.
337 (pass_lower_vector_ssa): Likewise.
338 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
340 2009-04-16 Joseph Myers <joseph@codesourcery.com>
342 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
344 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
346 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
349 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
352 * config/sh/predicates.md (arith_operand): Check if the operand
353 of TRUNCATE is a REG.
355 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
357 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
358 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
360 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
362 * tree-iterator.c (tsi_split_statement_list_after,
363 tsi_split_statement_list_before): Remove.
364 * tree-iterator.h: Remove the prototypes for
365 tsi_split_statement_list_after and tsi_split_statement_list_before.
367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
369 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
370 * tree-ssa-propagate.h: Remove the prototype for
371 stmt_makes_single_load.
373 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
375 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
376 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
378 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
380 * tree-iterator.c (EXPR_LAST_BODY): Remove.
382 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
384 * except.c (eh_region_outer_p): Remove.
385 * except.h: Remove the prototype for eh_region_outer_p.
387 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
389 * function.c (current_function_assembler_name): Remove.
390 * function.h: Remove the prototype for
391 current_function_assembler_name.
393 2009-04-16 Ian Lance Taylor <iant@google.com>
395 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
396 (add_reg_note): Call alloc_reg_note.
397 * rtl.h (alloc_reg_note): Declare.
398 * combine.c (try_combine): Use alloc_reg_note.
399 (recog_for_combine, move_deaths): Likewise.
400 (distribute_notes): Use alloc_reg_note and add_reg_note.
401 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
402 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
403 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
405 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
407 PR rtl-optimization/39762
408 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
409 ira_may_move_out_cost): Add comments about way of their usage.
410 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
412 * ira-conflicts.c (process_regs_for_copy): Use function
413 ira_get_register_move_cost instead of global
414 ira_register_move_cost.
416 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
417 color_pass, move_spill_restore, update_curr_costs): Ditto.
419 * ira-lives.c (process_single_reg_class_operands): Ditto.
421 * ira-emit.c (emit_move_list): Ditto.
423 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
424 (record_reg_classes): Ditto. Use functions
425 ira_get_register_move_cost and ira_get_may_move_cost instead of
426 global vars ira_register_move_cost, ira_may_move_out_cost and
427 ira_may_move_in_cost.
428 (record_address_regs): Don't call ira_init_register_move_cost.
429 Use function ira_get_may_move_cost instead of global
430 ira_may_move_in_cost.
431 (process_bb_node_for_hard_reg_moves): Use function
432 ira_get_register_move_cost instead of global ira_register_move_cost.
433 (ira_costs): Don't call ira_init_register_move_cost.
435 2009-04-16 Richard Guenther <rguenther@suse.de>
437 * tree-cfg.c (verify_gimple_assign_binary):
438 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
439 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
440 (create_general_new_stmt): Note that this function is broken.
442 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
444 * common.opt (fhelp): Add Var(help_flag).
445 * gcc-plugin.h (plugin_info): Add help.
446 * plugin.c (plugin_name_args): Add help.
447 (register_plugin_info): Set plugin->help.
448 (print_help_one_plugin): New.
449 (print_plugins_help): New.
450 * plugin.h (print_plugins_help): New.
451 * toplev.c (toplev_main): Call print_plugins_help if needed.
453 2009-04-16 Richard Guenther <rguenther@suse.de>
455 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
456 (gimple_ior_addresses_taken_1): New function.
457 (gimple_ior_addresses_taken): Likewise.
458 * gimple.h (struct gimple_statement_with_ops_base): Remove
459 addresses_taken member.
460 (gimple_ior_addresses_taken): Declare.
461 (gimple_addresses_taken, gimple_addresses_taken_ptr,
462 gimple_set_addresses_taken): Remove.
463 * ipa-reference.c (mark_address): New function.
464 (scan_stmt_for_static_refs): Use it for marking addresses taken.
465 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
466 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
467 (gimple_add_to_addresses_taken): Remove.
468 (get_tmr_operands): Call mark_address_taken.
469 (get_asm_expr_operands): Likewise.
470 (get_expr_operands): Likewise.
471 (build_ssa_operands): Do not clear the addresses_taken bitmap.
472 (free_stmt_operands): Do not free it.
473 * tree-ssa.c (delete_tree_ssa): Likewise.
474 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
476 2009-04-16 Richard Guenther <rguenther@suse.de>
478 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
479 (walk_stmt_load_store_ops): Likewise.
480 * gimple.c (get_base_loadstore): New function.
481 (walk_stmt_load_store_addr_ops): Likewise.
482 (walk_stmt_load_store_ops): Likewise.
483 * ipa-pure-const.c (check_op): Simplify.
484 (check_load, check_store): New functions.
485 (check_stmt): Use walk_stmt_load_store_ops.
486 * ipa-reference.c (mark_load): Adjust signature.
487 (mark_store): Likewise.
488 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
490 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
492 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
494 * opts.c (common_handle_option): Don't call print_version.
495 * plugin.c (plugin_name_args): Add version.
496 (register_plugin_info): New.
497 (register_callback): Handle PLUGIN_INFO.
498 (try_init_one_plugin): New.
499 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
501 (finalize_one_plugin): New.
502 (finalize_plugins): New.
503 (print_one_plugin): New.
504 (print_plugins_versions): New.
505 * plugin.h (print_plugins_versions): New.
506 (finalize_plugins): New.
507 * toplev.c (compile_file): Don't call initialize_plugins.
508 (print_version): Call print_plugins_versions.
509 (toplev_main): Call initialize_plugins. Print version if needed.
510 Call finalize_plugins.
512 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
514 * common.opt (fversion): New.
515 * gcc.c (print_version): New.
516 (process_command): Don't print the version. Just set print_version.
517 (main): Print version. Call subprocesses if print_version and
518 verbose_flag are set.
519 * opts.c (common_handle_option): Handle OPT_fversion.
521 2009-04-16 Richard Guenther <rguenther@suse.de>
522 Ira Rosen <irar@il.ibm.com>
524 PR tree-optimization/39698
525 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
526 type of the reduction variable. Only generate the def if
529 * omp-low.c (expand_omp_for_generic): When converting to a pointer
530 make sure to first convert to an integer of the same precision.
531 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
532 the type of the evolution correctly in computing the new
533 induction variable base.
535 2009-04-16 Richard Guenther <rguenther@suse.de>
538 * tree-cfg.c (make_blocks): Split statements with to-be
539 abnormal SSA names on the lhs.
541 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
543 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
544 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
545 * c-typeck.c (really_start_incremental_init): Likewise.
546 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
547 (TARGET_INITIALIZER): Remove it.
548 * target.h (struct target): Remove vector_opaque_p.
549 * tree.c (build_opaque_vector_type): New.
550 * tree.h (TYPE_VECTOR_OPAQUE): New.
551 (build_opaque_vector_type): Declare.
552 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
553 * config/rs6000/rs6000.c (build_opaque_vector_type,
554 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
555 (rs6000_init_builtins): Use build_opaque_vector_type for
556 opaque_V4SI_type_node.
558 2009-04-15 Catherine Moore <clm@codesourcery.com>
560 * debug.h (set_name): Declare.
561 * dwarf2out.c (dwarf2out_set_name): Declare.
562 (dwarf2_debug_hooks): Add set_name.
563 (find_AT_string): New.
564 (add_AT_string): Call find_AT_string.
565 (dwarf2out_set_name): New.
566 * cp/decl.c (grokdeclarator): Call set_name.
567 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
568 * debug.c (do_nothing_debug_hooks): Likewise.
569 * dbxout.c (dbx_debug_hooks): Likewise.
570 * sdbout.c (sdb_debug_hooks): Likewise.
572 2009-04-15 Michael Eager <eager@eagercon.com>
574 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
575 reg for single-precision FPU.
576 * config/rs6000/rs6000.md (movsi_internal1): Only for
578 (movsi_internal1_single): New. Add pattern to move SI values to/from
579 single-precision FP regs.
581 2009-04-15 Richard Guenther <rguenther@suse.de>
583 * omp-low.c (lower_rec_input_clauses): Build correct address
585 (expand_omp_for_generic): Fix multiplication type.
586 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
587 (generate_memset_zero): Fix types.
588 * tree-profile.c (prepare_instrumented_value): Correctly
591 2009-04-15 Ian Lance Taylor <iant@google.com>
593 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
594 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
595 for -Wall and for -Wc++-compat.
596 (c_common_post_options): For C++, set warn_enum_compare if not
598 * c-tree.h (struct c_expr): Add field original_type.
599 (build_external_ref): Update declaration.
600 * c-parser.c (c_parser_braced_init): Set original_type.
601 (c_parser_initelt): Likewise.
602 (c_parser_expr_no_commas): Likewise.
603 (c_parser_conditional_expression): Likewise.
604 (c_parser_cast_expression): Likewise.
605 (c_parser_unary_expression): Likewise. Pull setting of
606 original_code to top of function.
607 (c_parser_sizeof_expression): Set original_type.
608 (c_parser_alignof_expression): Likewise.
609 (c_parser_postfix_expression): Likewise. Pull setting of
610 original_code to top of function.
611 (c_parser_postfix_expression_after_paren_type): Set original_type.
612 (c_parser_postfix_expression_after_primary): Likewise.
613 (c_parser_expression): Likewise.
614 * c-typeck.c (build_external_ref): Add type parameter. Change all
616 (c_expr_sizeof_expr): Set original_type field.
617 (parser_build_unary_op): Likewise.
618 (parser_build_binary_op): Likewise. Optionally warn about
619 comparisons of enums of different types.
620 (digest_init): Set original_type field.
621 (really_start_incremental_init): Likewise.
622 (push_init_level, pop_init_level): Likewise.
623 * doc/invoke.texi (Warning Options): -Wenum-compare now
626 2009-04-15 Richard Guenther <rguenther@suse.de>
628 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
629 out a necessary conversion.
630 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
631 names we didn't value number.
632 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
634 2009-04-15 Richard Guenther <rguenther@suse.de>
636 PR tree-optimization/39764
637 * tree-ssa-ccp.c (get_value): Canonicalize value with
638 canonicalize_float_value.
640 2009-04-15 Jan Hubicka <jh@suse.cz>
642 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
643 Wrong version of patch.
645 2009-04-15 Jan Hubicka <jh@suse.cz>
647 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
649 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
651 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
652 our distinct integral and vector types.
654 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
656 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
657 * init.c (build_vtbl_address): Remove call to assemble_external.
659 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
661 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
662 output for other floating point modes.
664 2009-04-14 Diego Novillo <dnovillo@google.com>
666 * diagnostic.c (diagnostic_report_diagnostic): Do not
667 warn about loaded plugins for DK_ERROR and DK_WARNING.
668 * c-decl.c (declspecs_add_type): Move call to
669 invoke_plugin_callbacks ...
670 * c-parser.c (c_parser_declspecs): ... here.
671 * plugin.c (dump_active_plugins): Tidy output.
673 2009-04-14 Diego Novillo <dnovillo@google.com>
674 Le-Chun Wu <lcwu@google.com>
676 * configure.ac: Add --enable-plugin support.
677 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
678 * Makefile.in (PLUGIN_H): Define.
679 Export ENABLE_PLUGIN and GMPINC to site.exp.
680 Add PLUGINLIBS to link command.
681 Add/modify dependencies for plugin.o and files including plugin.h.
683 * config.in: Regenerate.
685 * opts.c (common_handle_option): Handle OPT_fplugin_ and
688 2009-04-14 Le-Chun Wu <lcwu@google.com>
690 * tree-pass.h (register_one_dump_file): Add a prototype for
691 register_one_dump_file.
692 * toplev.c (compile_file): Call initialize_plugins.
693 (do_compile): Call invoke_plugin_callbacks.
694 (toplev_main): Call invoke_plugin_callbacks.
695 * common.opt: Add -fplugin= and -fplugin-arg-.
696 * gcc-plugin.h: New public header file for plugins to include.
697 * plugin.c: New source file.
698 * plugin.h: New internal header file.
699 * passes.c (register_one_dump_file): Make it external.
701 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
703 2009-04-14 Diego Novillo <dnovillo@google.com>
705 * doc/plugins.texi: New.
706 * doc/gccint.texi: Add reference to Plugins chapter.
707 * doc/invoke.texi: Document -fplugin and -fplugin-arg
708 * diagnostic.c (diagnostic_report_diagnostic): Warn about
709 loaded plugins, if any.
710 * timevar.def (TV_PLUGIN_INIT): Define.
711 (TV_PLUGIN_RUN): Define.
712 * plugin.c: Include timevar.h
713 (plugins_active_p): New.
714 (dump_active_plugins): New.
715 (debug_active_plugins): New.
717 2009-04-14 Joseph Myers <joseph@codesourcery.com>
719 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
721 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
723 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
725 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
726 the same as a minus without a shift.
728 2009-04-14 Nick Clifton <nickc@redhat.com>
730 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
731 comparisons with small integers will always produce a short
734 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
737 2008-12-19 Diego Novillo <dnovillo@google.com>
739 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
741 2000-04-14 Richard Guenther <rguenther@suse.de>
743 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
745 (verify_gimple_assign_binary): Likewise. Handle shifts and
747 (verify_gimple_phi): Print the mismatched argument position.
748 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
750 (vect_update_init_of_dr): Likewise.
751 * matrix-reorg.c (transform_access_sites): Do what the
753 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
755 2009-04-13 Michael Eager <eager@eagercon.com>
757 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
758 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
759 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
760 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
761 remove duplicate config
763 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
765 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
766 file_name:line_number type locator of the call site.
768 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
770 * genautomata.c: Put blank after comma.
771 (automaton_decls): New.
772 (struct unit_usage): Add comments to member next.
773 (store_alt_unit_usage): Keep the list ordered.
774 (unit_present_on_list_p, equal_alternatives_p): New.
775 (check_regexp_units_distribution): Check units distribution
776 correctness correctly.
777 (main): Don't write automata if error is found. Return correct
780 * config/m68k/cf.md (cfv4_ds): Remove.
781 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
782 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
784 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
785 power4-load-ext, power4-store, power4-store-update,
786 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
787 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
788 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
789 power4-sqrt, power4-isync): Modify reservation to make correct
790 unit distribution to automata.
792 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
793 power5-store-update, power5-two, power5-three, power5-lmul,
794 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
796 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
798 * except.c (pass_set_nothrow_function_flags): Set name and add
800 (set_nothrow_function_flags): Mention in the dump file when
801 changing a function to nothrow.
803 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
806 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
807 instead of unsigned long.
809 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
811 * config/arm/arm.c (return_used_this_function): Remove.
812 (arm_output_function_prologue): Remove use of
813 return_used_this_function.
814 (output_return_instruction): Replace use of
815 return_used_this_function
816 by cfun->machine->return_used_this_function.
817 (arm_output_epilogue): Likewise.
818 (arm_output_function_epilogue): Likewise.
819 (thumb_unexpanded_epilogue): Likewise.
820 * config/arm/arm.h (struct machine_function):
821 New member return_used_this_function.
823 2009-04-12 Mark Mitchell <mark@codesourcery.com>
825 * doc/install.texi: Correct description of default directory for
826 --with-gxx-include-dir.
828 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
830 * fold-const.c (build_range_check): Properly deal with enumeral and
833 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
835 * doc/invoke.texi (max_gcse_passes): Remove documentation.
836 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
837 * params.h (MAX_GCSE_PASSES): Remove.
838 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
839 in sequence. Remove ability to run multiple passes.
840 (bypass_jumps): Report run as third CPROP pass.
842 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
845 * except.c (can_throw_external): Look at each insn in a SEQUENCE
846 when deciding whether the whole SEQUENCE can throw.
848 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
851 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
852 offseted label references.
854 2009-04-11 Jan Hubicka <jh@suse.cz>
856 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
858 2009-04-11 Richard Guenther <rguenther@suse.de>
861 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
862 return variables as TREE_ADDRESSABLE.
864 2009-04-11 Richard Guenther <rguenther@suse.de>
866 PR tree-optimization/39713
867 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
868 reference trees have SSA_NAME operands.
870 2009-04-11 Richard Guenther <rguenther@suse.de>
873 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
876 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
878 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
879 match changes in Cygwin 1.7
880 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
881 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
883 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
885 PR tree-optimization/39701
886 * doc/invoke.texi (Optimization Options): Document change in
887 meaning and initialization of -fdelete-null-pointer-checks.
889 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
892 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
894 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
897 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
899 2009-04-10 Chao-ying Fu <fu@mips.com>
901 * doc/tm.texi (Instruction Output): Document
902 TARGET_ASM_FINAL_POSTSCAN_INSN.
903 * target.h (final_postscan_insn): New field in asm_out.
904 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
905 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
906 * final.c (final_scan_insn): Call
907 targetm.asm_out.final_postscan_insn after outputting
908 an asm macro and a normal instruction.
910 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
911 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
912 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
913 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
914 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
916 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
919 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
920 variables as non-NULL even with -fdelete-null-pointer-checks.
922 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
924 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
926 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
929 * config/i386/i386.c (classify_argument): Handle SCmode with
930 (bit_offset % 64) != 0.
932 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
934 * doc/invoke.texi (Optimize Options): Add cross-reference to
935 -Q --help=optimizers examples.
937 2009-04-10 Ben Elliston <bje@au.ibm.com>
940 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
941 regalign for the reg == fpr and TDmode case.
943 2009-04-09 David Ayers <ayers@fsfe.org>
946 * objc/objc-act.c (warn_with_method): Remove helper function.
947 (check_duplicates): Call warning and inform directly.
948 (really_start_method): Likewise.
950 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
952 * expmed.c (expand_divmod): Always use a comparison for a division
953 by a large unsigned integer.
955 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
956 for things others than variables or functions as nonzero.
958 2009-04-09 Nick Clifton <nickc@redhat.com>
960 * unwind-compat.c: Change copyright header to refer to version
961 3 of the GNU General Public License with version 3.1 of the
962 GCC Runtime Library Exception and to point readers at the
963 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
964 * config/alpha/crtfastmath.c: Likewise.
965 * config/alpha/linux-unwind.h: Likewise.
966 * config/alpha/qrnnd.asm: Likewise.
967 * config/alpha/vms-crt0-64.c: Likewise.
968 * config/alpha/vms-crt0.c: Likewise.
969 * config/alpha/vms-dwarf2.asm: Likewise.
970 * config/alpha/vms-dwarf2eh.asm: Likewise.
971 * config/alpha/vms-psxcrt0-64.c: Likewise.
972 * config/alpha/vms-psxcrt0.c: Likewise.
973 * config/alpha/vms_tramp.asm: Likewise.
974 * config/arc/initfini.c: Likewise.
975 * config/arc/lib1funcs.asm: Likewise.
976 * config/arm/bpabi-v6m.S: Likewise.
977 * config/arm/bpabi.S: Likewise.
978 * config/arm/bpabi.c: Likewise.
979 * config/arm/crti.asm: Likewise.
980 * config/arm/crtn.asm: Likewise.
981 * config/arm/ieee754-df.S: Likewise.
982 * config/arm/ieee754-sf.S: Likewise.
983 * config/arm/lib1funcs.asm: Likewise.
984 * config/arm/libunwind.S: Likewise.
985 * config/arm/linux-atomic.c: Likewise.
986 * config/arm/mmintrin.h: Likewise.
987 * config/arm/pr-support.c: Likewise.
988 * config/arm/unaligned-funcs.c: Likewise.
989 * config/arm/unwind-arm.c: Likewise.
990 * config/arm/unwind-arm.h: Likewise.
991 * config/avr/libgcc.S: Likewise.
992 * config/bfin/crti.s: Likewise.
993 * config/bfin/crtlibid.s: Likewise.
994 * config/bfin/crtn.s: Likewise.
995 * config/bfin/lib1funcs.asm: Likewise.
996 * config/bfin/linux-unwind.h: Likewise.
997 * config/cris/arit.c: Likewise.
998 * config/cris/cris_abi_symbol.c: Likewise.
999 * config/darwin-64.c: Likewise.
1000 * config/darwin-crt2.c: Likewise.
1001 * config/darwin-crt3.c: Likewise.
1002 * config/darwin.h: Likewise.
1003 * config/dbxelf.h: Likewise.
1004 * config/dfp-bit.c: Likewise.
1005 * config/dfp-bit.h: Likewise.
1006 * config/elfos.h: Likewise.
1007 * config/fixed-bit.c: Likewise.
1008 * config/fixed-bit.h: Likewise.
1009 * config/fp-bit.c: Likewise.
1010 * config/fp-bit.h: Likewise.
1011 * config/fr30/crti.asm: Likewise.
1012 * config/fr30/crtn.asm: Likewise.
1013 * config/fr30/lib1funcs.asm: Likewise.
1014 * config/freebsd-spec.h: Likewise.
1015 * config/frv/cmovd.c: Likewise.
1016 * config/frv/cmovh.c: Likewise.
1017 * config/frv/cmovw.c: Likewise.
1018 * config/frv/frvbegin.c: Likewise.
1019 * config/frv/frvend.c: Likewise.
1020 * config/frv/lib1funcs.asm: Likewise.
1021 * config/glibc-stdint.h: Likewise.
1022 * config/h8300/clzhi2.c: Likewise.
1023 * config/h8300/crti.asm: Likewise.
1024 * config/h8300/crtn.asm: Likewise.
1025 * config/h8300/ctzhi2.c: Likewise.
1026 * config/h8300/fixunssfsi.c: Likewise.
1027 * config/h8300/lib1funcs.asm: Likewise.
1028 * config/h8300/parityhi2.c: Likewise.
1029 * config/h8300/popcounthi2.c: Likewise.
1030 * config/i386/ammintrin.h: Likewise.
1031 * config/i386/att.h: Likewise.
1032 * config/i386/avxintrin.h: Likewise.
1033 * config/i386/biarch64.h: Likewise.
1034 * config/i386/bmmintrin.h: Likewise.
1035 * config/i386/cpuid.h: Likewise.
1036 * config/i386/cross-stdarg.h: Likewise.
1037 * config/i386/crtfastmath.c: Likewise.
1038 * config/i386/crtprec.c: Likewise.
1039 * config/i386/cygming-crtbegin.c: Likewise.
1040 * config/i386/cygming-crtend.c: Likewise.
1041 * config/i386/cygwin.asm: Likewise.
1042 * config/i386/emmintrin.h: Likewise.
1043 * config/i386/gmm_malloc.h: Likewise.
1044 * config/i386/gthr-win32.c: Likewise.
1045 * config/i386/i386.h: Likewise.
1046 * config/i386/immintrin.h: Likewise.
1047 * config/i386/linux-unwind.h: Likewise.
1048 * config/i386/linux64.h: Likewise.
1049 * config/i386/mm3dnow.h: Likewise.
1050 * config/i386/mmintrin-common.h: Likewise.
1051 * config/i386/mmintrin.h: Likewise.
1052 * config/i386/nmmintrin.h: Likewise.
1053 * config/i386/pmm_malloc.h: Likewise.
1054 * config/i386/pmmintrin.h: Likewise.
1055 * config/i386/smmintrin.h: Likewise.
1056 * config/i386/sol2-c1.asm: Likewise.
1057 * config/i386/sol2-ci.asm: Likewise.
1058 * config/i386/sol2-cn.asm: Likewise.
1059 * config/i386/sol2-gc1.asm: Likewise.
1060 * config/i386/tmmintrin.h: Likewise.
1061 * config/i386/unix.h: Likewise.
1062 * config/i386/w32-unwind.h: Likewise.
1063 * config/i386/wmmintrin.h: Likewise.
1064 * config/i386/x86-64.h: Likewise.
1065 * config/i386/x86intrin.h: Likewise.
1066 * config/i386/xmmintrin.h: Likewise.
1067 * config/ia64/crtbegin.asm: Likewise.
1068 * config/ia64/crtend.asm: Likewise.
1069 * config/ia64/crtfastmath.c: Likewise.
1070 * config/ia64/crti.asm: Likewise.
1071 * config/ia64/crtn.asm: Likewise.
1072 * config/ia64/fde-glibc.c: Likewise.
1073 * config/ia64/lib1funcs.asm: Likewise.
1074 * config/ia64/linux-unwind.h: Likewise.
1075 * config/ia64/quadlib.c: Likewise.
1076 * config/ia64/unwind-ia64.c: Likewise.
1077 * config/linux.h: Likewise.
1078 * config/m32c/m32c-lib1.S: Likewise.
1079 * config/m32c/m32c-lib2-trapv.c: Likewise.
1080 * config/m32c/m32c-lib2.c: Likewise.
1081 * config/m32r/initfini.c: Likewise.
1082 * config/m68hc11/larith.asm: Likewise.
1083 * config/m68hc11/m68hc11-crt0.S: Likewise.
1084 * config/m68k/cf.md: Likewise.
1085 * config/m68k/crti.s: Likewise.
1086 * config/m68k/crtn.s: Likewise.
1087 * config/m68k/lb1sf68.asm: Likewise.
1088 * config/m68k/linux-unwind.h: Likewise.
1089 * config/mcore/crti.asm: Likewise.
1090 * config/mcore/crtn.asm: Likewise.
1091 * config/mcore/lib1.asm: Likewise.
1092 * config/mips/linux-unwind.h: Likewise.
1093 * config/mips/loongson.h: Likewise.
1094 * config/mips/mips16.S: Likewise.
1095 * config/mmix/crti.asm: Likewise.
1096 * config/mmix/crtn.asm: Likewise.
1097 * config/pa/fptr.c: Likewise.
1098 * config/pa/hpux-unwind.h: Likewise.
1099 * config/pa/lib2funcs.asm: Likewise.
1100 * config/pa/linux-atomic.c: Likewise.
1101 * config/pa/linux-unwind.h: Likewise.
1102 * config/pa/milli64.S: Likewise.
1103 * config/pa/quadlib.c: Likewise.
1104 * config/pa/stublib.c: Likewise.
1105 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1106 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1107 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1108 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1109 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1110 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1111 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1112 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1113 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1114 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1115 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1116 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1117 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1118 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1119 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1120 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1121 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1122 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1123 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1124 * config/rs6000/750cl.h: Likewise.
1125 * config/rs6000/altivec.h: Likewise.
1126 * config/rs6000/biarch64.h: Likewise.
1127 * config/rs6000/crtresfpr.asm: Likewise.
1128 * config/rs6000/crtresgpr.asm: Likewise.
1129 * config/rs6000/crtresxfpr.asm: Likewise.
1130 * config/rs6000/crtresxgpr.asm: Likewise.
1131 * config/rs6000/crtsavfpr.asm: Likewise.
1132 * config/rs6000/crtsavgpr.asm: Likewise.
1133 * config/rs6000/darwin-asm.h: Likewise.
1134 * config/rs6000/darwin-fallback.c: Likewise.
1135 * config/rs6000/darwin-fpsave.asm: Likewise.
1136 * config/rs6000/darwin-ldouble.c: Likewise.
1137 * config/rs6000/darwin-tramp.asm: Likewise.
1138 * config/rs6000/darwin-unwind.h: Likewise.
1139 * config/rs6000/darwin-vecsave.asm: Likewise.
1140 * config/rs6000/darwin-world.asm: Likewise.
1141 * config/rs6000/e500crtres32gpr.asm: Likewise.
1142 * config/rs6000/e500crtres64gpr.asm: Likewise.
1143 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1144 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1145 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1146 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1147 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1148 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1149 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1150 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1151 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1152 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1153 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1154 * config/rs6000/eabi-ci.asm: Likewise.
1155 * config/rs6000/eabi-cn.asm: Likewise.
1156 * config/rs6000/eabi.asm: Likewise.
1157 * config/rs6000/linux-unwind.h: Likewise.
1158 * config/rs6000/linux64.h: Likewise.
1159 * config/rs6000/paired.h: Likewise.
1160 * config/rs6000/paired.md: Likewise.
1161 * config/rs6000/ppc64-fp.c: Likewise.
1162 * config/rs6000/ppu_intrinsics.h: Likewise.
1163 * config/rs6000/rs6000.h: Likewise.
1164 * config/rs6000/si2vmx.h: Likewise.
1165 * config/rs6000/sol-ci.asm: Likewise.
1166 * config/rs6000/sol-cn.asm: Likewise.
1167 * config/rs6000/spe.h: Likewise.
1168 * config/rs6000/spu2vmx.h: Likewise.
1169 * config/rs6000/sysv4.h: Likewise.
1170 * config/rs6000/tramp.asm: Likewise.
1171 * config/rs6000/vec_types.h: Likewise.
1172 * config/s390/linux-unwind.h: Likewise.
1173 * config/s390/tpf-unwind.h: Likewise.
1174 * config/score/crti.asm: Likewise.
1175 * config/score/crtn.asm: Likewise.
1176 * config/sh/crt1.asm: Likewise.
1177 * config/sh/crti.asm: Likewise.
1178 * config/sh/crtn.asm: Likewise.
1179 * config/sh/divtab-sh4-300.c: Likewise.
1180 * config/sh/divtab-sh4.c: Likewise.
1181 * config/sh/divtab.c: Likewise.
1182 * config/sh/lib1funcs-4-300.asm: Likewise.
1183 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1184 * config/sh/lib1funcs.asm: Likewise.
1185 * config/sh/lib1funcs.h: Likewise.
1186 * config/sh/linux-atomic.asm: Likewise.
1187 * config/sh/linux-unwind.h: Likewise.
1188 * config/sh/shmedia.h: Likewise.
1189 * config/sh/sshmedia.h: Likewise.
1190 * config/sh/ushmedia.h: Likewise.
1191 * config/sparc/crtfastmath.c: Likewise.
1192 * config/sparc/linux-unwind.h: Likewise.
1193 * config/sparc/sol2-c1.asm: Likewise.
1194 * config/sparc/sol2-ci.asm: Likewise.
1195 * config/sparc/sol2-cn.asm: Likewise.
1196 * config/spu/divmodti4.c: Likewise.
1197 * config/spu/divv2df3.c: Likewise.
1198 * config/spu/float_disf.c: Likewise.
1199 * config/spu/float_unsdidf.c: Likewise.
1200 * config/spu/float_unsdisf.c: Likewise.
1201 * config/spu/float_unssidf.c: Likewise.
1202 * config/spu/mfc_multi_tag_release.c: Likewise.
1203 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1204 * config/spu/mfc_tag_release.c: Likewise.
1205 * config/spu/mfc_tag_reserve.c: Likewise.
1206 * config/spu/mfc_tag_table.c: Likewise.
1207 * config/spu/multi3.c: Likewise.
1208 * config/spu/spu_internals.h: Likewise.
1209 * config/spu/spu_intrinsics.h: Likewise.
1210 * config/spu/spu_mfcio.h: Likewise.
1211 * config/spu/vec_types.h: Likewise.
1212 * config/spu/vmx2spu.h: Likewise.
1213 * config/stormy16/stormy16-lib2.c: Likewise.
1214 * config/svr4.h: Likewise.
1215 * config/sync.c: Likewise.
1216 * config/v850/lib1funcs.asm: Likewise.
1217 * config/vxlib-tls.c: Likewise.
1218 * config/vxlib.c: Likewise.
1219 * config/vxworks-dummy.h: Likewise.
1220 * config/xtensa/crti.asm: Likewise.
1221 * config/xtensa/crtn.asm: Likewise.
1222 * config/xtensa/ieee754-df.S: Likewise.
1223 * config/xtensa/ieee754-sf.S: Likewise.
1224 * config/xtensa/lib1funcs.asm: Likewise.
1225 * config/xtensa/lib2funcs.S: Likewise.
1226 * config/xtensa/linux-unwind.h: Likewise.
1227 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1228 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1229 * coretypes.h: Likewise.
1230 * crtstuff.c: Likewise.
1231 * defaults.h: Likewise.
1232 * dwarf2.h: Likewise.
1233 * emutls.c: Likewise.
1234 * gbl-ctors.h: Likewise.
1235 * gcov-io.h: Likewise.
1236 * ginclude/float.h: Likewise.
1237 * ginclude/iso646.h: Likewise.
1238 * ginclude/stdarg.h: Likewise.
1239 * ginclude/stdbool.h: Likewise.
1240 * ginclude/stddef.h: Likewise.
1241 * ginclude/stdfix.h: Likewise.
1242 * ginclude/stdint-gcc.h: Likewise.
1243 * ginclude/tgmath.h: Likewise.
1244 * gthr-aix.h: Likewise.
1245 * gthr-dce.h: Likewise.
1246 * gthr-gnat.c: Likewise.
1247 * gthr-gnat.h: Likewise.
1248 * gthr-lynx.h: Likewise.
1249 * gthr-mipssde.h: Likewise.
1250 * gthr-nks.h: Likewise.
1251 * gthr-posix.c: Likewise.
1252 * gthr-posix.h: Likewise.
1253 * gthr-posix95.h: Likewise.
1254 * gthr-rtems.h: Likewise.
1255 * gthr-single.h: Likewise.
1256 * gthr-solaris.h: Likewise.
1257 * gthr-tpf.h: Likewise.
1258 * gthr-vxworks.h: Likewise.
1259 * gthr-win32.h: Likewise.
1261 * libgcc2.c: Likewise.
1262 * libgcc2.h: Likewise.
1263 * libgcov.c: Likewise.
1264 * tsystem.h: Likewise.
1265 * typeclass.h: Likewise.
1266 * unwind-c.c: Likewise.
1267 * unwind-compat.h: Likewise.
1268 * unwind-dw2-fde-compat.c: Likewise.
1269 * unwind-dw2-fde-darwin.c: Likewise.
1270 * unwind-dw2-fde-glibc.c: Likewise.
1271 * unwind-dw2-fde.c: Likewise.
1272 * unwind-dw2-fde.h: Likewise.
1273 * unwind-dw2.c: Likewise.
1274 * unwind-dw2.h: Likewise.
1275 * unwind-generic.h: Likewise.
1276 * unwind-pe.h: Likewise.
1277 * unwind-sjlj.c: Likewise.
1278 * unwind.inc: Likewise.
1279 * config/arm/neon-gen.ml: Change generated copyright header to
1280 refer to version 3 of the GNU General Public License with
1281 version 3.1 of the GCC Runtime Library Exception and to point
1282 readers at the COPYING3 and COPYING3.RUNTIME files and the
1283 FSF's license web page.
1284 * config/arm/arm_neon.h: Regenerate.
1286 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1288 * config/cris/cris.md: Change copyright header to refer to version
1289 3 of the GNU General Public License.
1290 * doc/install.texi2html: Change copyright header to refer to version
1291 3 of the GNU General Public License and to point readers at the
1292 COPYING3 file and the FSF's license web page.
1293 * config/vax/linux.h: Likewise.
1295 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1297 * config/i386/i386.md (cmpcc): New.
1298 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1299 (sync_compare_and_swap_cc*): Delete.
1301 * config/s390/s390.c (s390_compare_emitted): Remove.
1302 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1303 s390_compare_emitted used to be handled. Assert that modes match.
1304 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1305 refer to sync_compare_and_swap_ccsi.
1306 * config/s390/s390.h (s390_compare_emitted): Remove.
1307 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1308 instead of s390_compare_emitted.
1309 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1310 instead of s390_compare_emitted.
1311 * config/s390/s390.md (cmpcc): New.
1312 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1313 CC_REGNUM, do not pretend it's set.
1314 (sync_compare_and_swap_cc*): Delete.
1315 * config/s390/predicates.md (cc_reg_operand): New.
1317 * expr.c (sync_compare_and_swap_cc): Delete.
1318 * optabs.h (sync_compare_and_swap_cc): Delete.
1319 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1320 is being used with can_compare_p.
1321 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1323 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1324 look for a MODE_CC set instead. Use emit_store_flag.
1325 (expand_compare_and_swap_loop): Likewise, with some additional
1326 complication to avoid a force_reg when useless. Use
1327 emit_cmp_and_jump_insns.
1328 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1329 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1330 sync_compare_and_swap documentation.
1332 2009-04-09 Jan Hubicka <jh@suse.cz>
1334 * except.c (find_prev_try): Break out from ....
1335 (duplicate_eh_regions): ... here; properly update prev_try pointers
1336 when duplication part of tree.
1337 (dump_eh_tree): Improve dumping.
1338 (verify_eh_region): New.
1339 (verify_eh_tree): Use it.
1341 2009-04-06 Richard Guenther <rguenther@suse.de>
1343 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1344 &ARRAY addresses by adjusting their types and prepending
1346 * tree-cfg.c (verify_gimple_assign_single): Verify that
1347 addresses are correct.
1349 2009-04-09 Richard Guenther <rguenther@suse.de>
1351 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1352 indices into an array reference if possible.
1353 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1354 Fold POINTER_PLUS_EXPR statements with invariant address.
1356 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1359 * config.gcc (powerpc64-*-linux*): Always build biarch.
1361 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1364 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1365 it and pedwarn if this results in an INTEGER_CST.
1367 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1369 * doc/install.texi: Update minimum GMP version. Remove obsolete
1370 text in MPFR section.
1372 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1374 * dwarf2out.c (class_scope_p): New static inline.
1375 (class_or_namespace_scope_p): Use it.
1376 (gen_variable_die): Use DW_TAG_member tag for static data member
1377 declarations instead of DW_TAG_variable.
1380 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1383 2009-04-08 Richard Guenther <rguenther@suse.de>
1385 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1386 valueize random data.
1388 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1390 * config.gcc (aix tm_file): Add aix-stdint.h.
1391 (aix tm clause use_gcc_stdint): Set to wrap.
1392 * config/rs6000/aix-stdint.h: New file.
1394 2009-04-08 Richard Guenther <rguenther@suse.de>
1397 * tree-dfa.c (add_referenced_var): Do not recurse into
1398 global initializers.
1399 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1401 (fold_const_aggregate_ref): Likewise.
1403 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1405 * recog.c (ordered_comparison_operator): New.
1406 * gensupport.c (std_preds): Add it.
1407 * doc/md.texi (Machine-Independent Predicates): Document it.
1409 2009-04-08 Jan Hubicka <jh@suse.cz>
1411 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1412 * function.h (rtl_eh): Remove exception_handler_label_map.
1413 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1414 remove_exception_handler_label, for_each_eh_label_1): Remove.
1415 (rtl_remove_unreachable_regions): Remove.
1416 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1417 (find_exception_handler_labels): Don't build the hashtable.
1418 (maybe_remove_eh_handler): Remove.
1419 (for_each_eh_label): Rewrite to walk the tree.
1420 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1421 * except.h (maybe_remove_eh_handler): Remove.
1422 * passes.c (init_optimization_passes): Schedule second EH cleanup
1424 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1425 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1427 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1429 * genoutput.c (validate_optab_operands): New.
1430 (gen_insn, gen_expand): Call it.
1432 * genflags.c (gen_insn): Detect misused iterators.
1433 (main): Pass line_no to gen_insn, exit with status 1 on error.
1435 * genextract.c (line_no): Make global.
1436 (VEC_safe_set_locstr): Change assertion to error message.
1437 (main): Exit with status 1 on error.
1439 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1443 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1444 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1445 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1446 * c-convert.c (convert): Do not call fold on results of conversion
1447 functions when the result is a C_MAYBE_CONST_EXPR.
1448 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1449 of __builtin_choose_expr.
1450 * c-typeck.c (remove_c_maybe_const_expr): New.
1451 (build_unary_op, build_conditional_expr, build_compound_expr,
1452 build_binary_op, c_objc_common_truthvalue_conversion): Call
1453 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1456 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1458 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1459 CODE to produce a new one. Add a prototype to use fold_convert_const
1461 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1464 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1465 mix declarations and code.
1467 2009-04-08 Ben Elliston <bje@au.ibm.com>
1469 * gcc.c: Replace `CC' with `GCC' throughout.
1471 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1473 * doc/invoke.texi: Document Atom support.
1475 2009-04-07 Jason Merrill <jason@redhat.com>
1478 * c-common.h, c-common.c: Add flag_pretty_templates.
1479 * c-opts.c (c_common_handle_option): Set it.
1480 * c.opt: Add -fno-pretty-templates.
1481 * doc/invoke.texi (C++ Dialect Options): Likewise.
1483 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1485 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1486 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1487 (ia64_expand_builtin): Likewise.
1489 2009-04-07 Martin Jambor <mjambor@suse.cz>
1491 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1492 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1493 ADDR_EXPRS are include too.
1495 2009-04-07 Richard Guenther <rguenther@suse.de>
1497 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1498 decls are only used if passes as parameters or if they are
1499 local statics and the call is not to a builtin.
1500 (call_may_clobber_ref_p_1): Likewise.
1502 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1504 * expr.c (do_store_flag): Remove last argument. Simplify code
1505 to avoid duplication of tests already done by can_compare_p.
1506 (expand_expr_real_1): Adjust caller.
1508 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1510 * optabs.c (can_compare_p): Test the predicate of a
1511 cbranch and cstore pattern.
1513 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1515 * expr.c (convert_move): Use emit_store_flag instead of
1518 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1520 * config/i386/i386.c (ix86_compare_emitted): Remove.
1521 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1522 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1523 * config/i386/i386.h (ix86_compare_emitted): Remove.
1524 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1525 instead of ix86_compare_emitted.
1526 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1528 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1530 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1531 Add t-sysroot-suffix to tmake_file.
1532 * config/print-sysroot-suffix.sh: New file.
1533 * config/t-sysroot-suffix: New file.
1535 2009-04-07 Ben Elliston <bje@au.ibm.com>
1537 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1538 as the latter produces a warning when the target does not support
1541 2009-04-07 Ben Elliston <bje@au.ibm.com>
1543 * dfp.c: Replace type punning assignments with memcpy throughout.
1544 * Makefile.in (dfp.o-warn): Remove.
1546 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1549 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1550 Include soft-fp/t-softfp after rs6000/t-linux64.
1552 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1554 * stor-layout.c (set_sizetype): Use the full precision of their
1555 machine mode for bitsize types.
1557 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1559 * config/i386/i386.md: Revert 2 accidental checkins.
1561 2009-04-06 Joey Ye <joey.ye@intel.com>
1562 Xuepeng Guo <xuepeng.guo@intel.com>
1563 H.J. Lu <hongjiu.lu@intel.com>
1565 Atom pipeline model, tuning and insn selection.
1566 * config.gcc (atom): Add atom config options and target.
1568 * config/i386/atom.md: New.
1570 * config/i386/i386.c (atom_cost): New cost.
1571 (m_ATOM): New macro flag.
1572 (initial_ix86_tune_features): Set m_ATOM.
1573 (x86_accumulate_outgoing_args): Likewise.
1574 (x86_arch_always_fancy_math_387): Likewise.
1575 (processor_target): Add Atom cost.
1576 (cpu_names): Add Atom cpu name.
1577 (override_options): Set Atom ISA.
1578 (ix86_issue_rate): New case PROCESSOR_ATOM.
1579 (ix86_adjust_cost): Likewise.
1581 * config/i386/i386.h (TARGET_ATOM): New target macro.
1582 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1583 (TARGET_OPT_AGU): New target option.
1584 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1585 (processor_type): Add PROCESSOR_ATOM.
1587 * config/i386/i386.md (cpu): Add new value "atom".
1588 (use_carry, movu): New attr.
1589 (atom.md): Include atom.md.
1590 (adddi3_carry_rex64): Set attr "use_carry".
1591 (addqi3_carry): Likewise.
1592 (addhi3_carry): Likewise.
1593 (addsi3_carry): Likewise.
1594 (*addsi3_carry_zext): Likewise.
1595 (subdi3_carry_rex64): Likewise.
1596 (subqi3_carry): Likewise.
1597 (subhi3_carry): Likewise.
1598 (subsi3_carry): Likewise.
1599 (x86_movdicc_0_m1_rex64): Likewise.
1600 (*x86_movdicc_0_m1_se): Likewise.
1601 (x86_movsicc_0_m1): Likewise.
1602 (*x86_movsicc_0_m1_se): Likewise.
1603 (*adddi_1_rex64): Emit add insn as much as possible.
1604 (*addsi_1): Likewise.
1605 (return_internal): Set atom_unit.
1606 (return_internal_long): Likewise.
1607 (return_pop_internal): Likewise.
1608 (*rcpsf2_sse): Set atom_sse_attr attr.
1609 (*qrt<mode>2_sse): Likewise.
1610 (*prefetch_sse): Likewise.
1612 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1614 (ix86_target_macros_internal): Likewise.
1616 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1617 (*prefetch_sse_rex): Likewise.
1618 (sse_rcpv4sf2): Likewise.
1619 (sse_vmrcpv4sf2): Likewise.
1620 (sse_sqrtv4sf2): Likewise.
1621 (<sse>_vmsqrt<mode>2): Likewise.
1622 (sse_ldmxcsr): Likewise.
1623 (sse_stmxcsr): Likewise.
1624 (*sse_sfence): Likewise.
1625 (sse2_clflush): Likewise.
1626 (*sse2_mfence): Likewise.
1627 (*sse2_lfence): Likewise.
1628 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1629 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1630 (avx_movdqu<avxmodesuffix>): Likewise.
1631 (avx_lddqu<avxmodesuffix>): Likewise.
1632 (sse2_movntv2di): Change attr "type" to "ssemov".
1633 (sse2_movntsi): Likewise.
1634 (rsqrtv8sf2): Change attr "type" to "sseadd".
1635 (sse3_addsubv2df3): Set attr "atom_unit".
1636 (sse3_h<plusminus_insn>v4sf3): Likewise.
1637 (*sse2_pmaddwd): Likewise.
1638 (*vec_extractv2di_1_rex64): Likewise.
1639 (*vec_extractv2di_1_avx): Likewise.
1640 (sse2_psadbw): Likewise.
1641 (ssse3_phaddwv8hi3): Likewise.
1642 (ssse3_phaddwv4hi3): Likewise.
1643 (ssse3_phadddv4si3): Likewise.
1644 (ssse3_phadddv2si3): Likewise.
1645 (ssse3_phaddswv8hi3): Likewise.
1646 (ssse3_phaddswv4hi3): Likewise.
1647 (ssse3_phsubwv8hi3): Likewise.
1648 (ssse3_phsubwv4hi3): Likewise.
1649 (ssse3_phsubdv4si3): Likewise.
1650 (ssse3_phsubdv2si3): Likewise.
1651 (ssse3_phsubswv8hi3): Likewise.
1652 (ssse3_phsubswv4hi3): Likewise.
1653 (ssse3_pmaddubsw128): Likewise.
1654 (sse3_pmaddubsw: Likewise.
1655 (ssse3_palignrti): Likewise.
1656 (ssse3_palignrdi): Likewise.
1658 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1660 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1662 2009-04-06 Richard Guenther <rguenther@suse.de>
1664 PR tree-optimization/28868
1665 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1666 of which PHI results we inserted.
1667 (insert_into_preds_of_block): Record inserted PHIs.
1668 (eliminate): Eliminate redundant PHI nodes.
1669 (init_pre): Init inserted_phi_names.
1671 2009-04-06 Richard Guenther <rguenther@suse.de>
1673 PR tree-optimization/39643
1674 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1675 IMAGPART_EXPRs of complex constants.
1676 (execute_fold_all_builtins): If we folded a call queue
1677 TODO_update_address_taken.
1679 2009-04-06 Jan Hubicka <jh@suse.cz>
1682 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1685 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1687 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1689 (ic_invalidate_array): Likewise.
1691 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1693 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1694 alignment for library calls.
1696 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1698 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1699 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1700 * config/i386/mingw-stdint.h: New file.
1702 2009-04-05 Richard Guenther <rguenther@suse.de>
1704 PR tree-optimization/39648
1705 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1706 our &A vs. &A[0] IL deficiencies.
1708 2009-04-04 Jan Hubicka <jh@suse.cz>
1710 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1711 removed toplevel regions.
1712 (sjlj_mark_call_sites): Likewise.
1714 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1716 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1717 (cygwin tm clause use_gcc_stdint): Set to wrap.
1718 * config/i386/cygwin-stdint.h: New file.
1720 2009-04-04 Richard Guenther <rguenther@suse.de>
1722 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1723 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1724 single-argument PHIs if we are in loop-closed SSA form.
1725 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1726 for the pre-condition.
1727 (slpeel_tree_peel_loop_to_edge): Likewise.
1728 (vect_build_loop_niters): Take an optional sequence to append stmts.
1729 (vect_generate_tmps_on_preheader): Likewise.
1730 (vect_do_peeling_for_loop_bound): Take extra guards for the
1732 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1733 the cost model check.
1734 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1735 guards if we are going to peel. Do not apply versioning in that case.
1736 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1737 (vect_do_peeling_for_loop_bound): Likewise.
1738 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1739 loop bound only record extra pre-conditions, do not apply loop
1742 2009-04-04 Richard Guenther <rguenther@suse.de>
1744 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1747 2009-04-04 Jan Hubicka <jh@suse.cz>
1749 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1750 last_basic_block for size of bb->index indexed array.
1751 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1752 compute_out, link_btr_uses, build_btr_def_use_webs,
1753 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1755 2009-04-04 Jan Hubicka <jh@suse.cz>
1757 * except.c (remove_eh_handler_and_replace): Break out from ...
1758 (remove_eh_handler): ... here.
1759 (bring_to_root): New function.
1760 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1761 handled ones, bring others to root of tree.
1763 2009-04-04 Jan Hubicka <jh@suse.cz>
1765 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1766 (all_phis_safe_to_merge): New function.
1767 (update_info): New structure.
1768 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1769 (cleanup_empty_eh): Update SSA if possible.
1771 2009-04-04 Richard Guenther <rguenther@suse.de>
1773 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1774 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1775 (append_vuse): Likewise.
1777 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1779 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1780 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1781 instead of REG_UNSAVED for DW_CFA_undefined.
1782 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1783 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1786 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1789 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1790 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1791 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1793 2009-04-04 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/8781
1796 PR tree-optimization/37892
1797 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1798 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1799 (valueize_refs): Call it for *& valueizations.
1800 (shared_reference_ops_from_ref): Rename to ...
1801 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1802 (shared_reference_ops_from_call): Rename to ...
1803 (valueize_shared_reference_ops_from_call): ... this and valueize.
1804 (vn_reference_lookup): Update.
1805 (visit_reference_op_call): Likewise.
1806 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1807 (eliminate): Value-replace the call address in call statements.
1809 2009-04-04 Richard Guenther <rguenther@suse.de>
1811 PR tree-optimization/39636
1812 * tree-ssa-forwprop.c
1813 (forward_propagate_addr_into_variable_array_index): Check for
1814 GIMPLE_ASSIGN before accessing the rhs code.
1816 2009-04-03 Jason Merrill <jason@redhat.com>
1818 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1820 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1822 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1823 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1824 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1825 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1826 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1827 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1828 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1829 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1830 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1831 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1832 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1833 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1834 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1835 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1836 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1837 Use fr_reg_or_fp01_operand instead of fr_register_operand
1839 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1840 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1841 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1843 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1845 PR rtl-optimization/39607
1846 PR rtl-optimization/39631
1850 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1851 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1852 instead of DF_LR_OUT.
1853 * ira-lives.c (process_bb_node_lives): Ditto.
1854 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1855 instead of DF_LR_{OUT,IN}.
1856 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1857 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1859 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1861 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1862 (execute_lower_omp): Always run but take the short way out if -fopenmp
1864 (gate_lower_omp): Remove, forcing the pass manager to always run the
1865 pass and always set PROP_gimple_lomp.
1866 (pass_lower_omp): Remove gate function.
1867 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1868 PROP_trees. Instead, require it.
1869 * ipa-cp.c (pass_ipa_cp): Likewise.
1870 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1871 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1872 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1873 and PROP_gimple_leh.
1875 2009-04-03 Richard Guenther <rguenther@suse.de>
1878 PR tree-optimization/23940
1879 PR tree-optimization/33237
1882 PR tree-optimization/36201
1883 PR tree-optimization/36230
1884 PR tree-optimization/38049
1885 PR tree-optimization/38207
1886 PR tree-optimization/38230
1887 PR tree-optimization/38301
1888 PR tree-optimization/38585
1890 PR tree-optimization/38985
1891 PR tree-optimization/39299
1892 * tree-ssa-structalias.h: Remove.
1893 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1894 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1895 (struct vuse_element_d): Remove.
1896 (struct vuse_vec_d): Likewise.
1897 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1898 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1899 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1900 VUSE_ELEMENT_VAR): Likewise.
1901 (struct voptype_d): Likewise.
1902 (NUM_VOP_FREE_BUCKETS): Likewise.
1903 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1904 (struct stmt_operands_d): Remove.
1905 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1906 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1907 VDEF_NUM, VDEF_VECT): Likewise.
1908 (copy_virtual_operands): Remove.
1909 (operand_build_cmp): Likewise.
1910 (create_ssa_artificial_load_stmt): Likewise.
1911 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1912 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1913 vuse_index and mayuse_index members. Pack and move done and iter_type
1914 members to the front.
1915 (SSA_OP_VMAYUSE): Remove.
1916 (SSA_OP_VIRTUAL_USES): Adjust.
1917 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1918 (unlink_stmt_vdef): Declare.
1919 (add_to_addressable_set): Remove.
1920 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1921 (vrp_visit_stmt): Likewise.
1922 * doc/tree-ssa.texi (Alias analysis): Update.
1923 * doc/invoke.texi (max-aliased-vops): Remove docs.
1924 (avg-aliased-vops): Likewise.
1925 * tree-into-ssa.c (syms_to_rename): Remove.
1926 (need_to_update_vops_p): Likewise.
1927 (need_to_initialize_update_ssa_p): Rename to ...
1928 (update_ssa_initialized_fn): ... this. Track function we are
1930 (symbol_marked_for_renaming): Simplify.
1931 (add_new_name_mapping): Do not set need_to_update_vops_p.
1932 (dump_currdefs): Use SYMS_TO_RENAME.
1933 (rewrite_update_stmt): Always walk all uses/defs.
1934 (dump_update_ssa): Adjust.
1935 (init_update_ssa): Take function argument. Track what we are
1937 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1938 (create_new_def_for): Initialize for cfun, assert we are initialized
1940 (mark_sym_for_renaming): Simplify.
1941 (mark_set_for_renaming): Do not initialize update-ssa.
1942 (need_ssa_update_p): Simplify. Take function argument.
1943 (name_mappings_registered_p): Assert we ask for the correct function.
1944 (name_registered_for_update_p): Likewise.
1945 (ssa_names_to_replace): Likewise.
1946 (release_ssa_name_after_update_ssa): Likewise.
1947 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1948 (dump_decl_set): Do not print a newline.
1949 (debug_decl_set): Do it here.
1950 (dump_update_ssa): And here.
1951 * tree-ssa-loop-im.c (move_computations): Adjust.
1952 (movement_possibility): Likewise.
1953 (determine_max_movement): Likewise.
1954 (gather_mem_refs_stmt): Likewise.
1955 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1957 * tree-complex.c (update_all_vops): Remove.
1958 (expand_complex_move): Adjust.
1959 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1960 Simplify test for memory referencing statement. Exclude
1961 non-invariant ADDR_EXPRs.
1962 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1963 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1964 (rdg_flag_uses): Likewise.
1965 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1967 (tree_optimize_tail_calls_1): Also split the
1968 edge from the entry block if we have degenerate PHI nodes in
1969 the first basic block.
1970 * tree.c (init_ttree): Remove memory-tag related code.
1971 (tree_code_size): Likewise.
1972 (tree_node_structure): Likewise.
1973 (build7_stat): Re-write to be build6_stat.
1974 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1975 (SSA_VAR_P): Adjust.
1976 (struct tree_memory_tag): Remove.
1977 (struct tree_memory_partition_tag): Likewise.
1978 (union tree_node): Adjust.
1979 (build7): Re-write to be build6.
1980 * tree-pass.h (pass_reset_cc_flags): Remove.
1981 (TODO_update_address_taken): New flag.
1982 (pass_simple_dse): Remove.
1983 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1984 * params.h (MAX_ALIASED_VOPS): Remove.
1985 (AVG_ALIASED_VOPS): Likewise.
1986 * omp-low.c (expand_omp_taskreg): Update SSA form.
1987 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1988 aliases the lhs in a copy stmt.
1989 * tree-ssa-dse.c (struct address_walk_data): Remove.
1990 (memory_ssa_name_same): Likewise.
1991 (memory_address_same): Likewise.
1992 (get_kill_of_stmt_lhs): Likewise.
1993 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1994 unused stores. Look through PHI nodes into post-dominated regions.
1995 (dse_optimize_stmt): Simplify. Properly remove stores.
1996 (tree_ssa_dse): Compute dominators.
1997 (execute_simple_dse): Remove.
1998 (pass_simple_dse): Likewise.
1999 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2000 gimple_loaded_syms and gimple_stored_syms computation.
2001 * toplev.c (dump_memory_report): Dump alias and pta stats.
2002 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2003 (vn_reference_eq): Likewise.
2004 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2005 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2006 valueize_vuses): Remove.
2007 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2008 (get_def_ref_stmt_vuse): ... this.
2009 (vn_reference_lookup_2): New function.
2010 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2011 walking equivalent vuses. Simplify.
2012 (vn_reference_lookup): Likewise.
2013 (vn_reference_insert): Likewise.
2014 (vn_reference_insert_pieces): Likewise.
2015 (visit_reference_op_call): Simplify.
2016 (visit_reference_op_load): Likewise.
2017 (visit_reference_op_store): Likewise.
2018 (init_scc_vn): Remove shared_lookup_vuses initialization.
2019 (free_scc_vn): Remove shared_lookup_vuses freeing.
2020 (sort_vuses, sort_vuses_heap): Remove.
2021 (get_ref_from_reference_ops): Export.
2022 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2023 vector with single vuse pointer.
2024 (vn_reference_lookup_pieces, vn_reference_lookup,
2025 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2026 (shared_vuses_from_stmt): Remove.
2027 (get_ref_from_reference_ops): Declare.
2028 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2029 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2030 memory-tag related code.
2031 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2032 (likely_value): Add comment, skip static-chain of call statements.
2033 (surely_varying_stmt_p): Adjust.
2034 (gimplify_and_update_call_from_tree): Likewise.
2035 (execute_fold_all_builtins): Do not rebuild alias info.
2036 (gimplify_and_update_call_from_tree): Properly update VOPs.
2037 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2038 (copy_ref_info): Remove memory-tag related code.
2039 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2040 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2041 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2043 * tree-ssa-dom.c (gimple_p): Remove typedef.
2044 (eliminate_redundant_computations): Adjust.
2045 (record_equivalences_from_stmt): Likewise.
2046 (avail_expr_hash): Likewise.
2047 (avail_expr_eq): Likewise.
2048 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2049 (stmt_makes_single_load): Likewise.
2050 (stmt_makes_single_store): Likewise.
2051 * tree-ssa-alias.c: Rewrite completely.
2052 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2053 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2054 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2055 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2056 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2057 Remove public functions.
2058 (pass_reset_cc_flags): Remove.
2059 (pass_build_alias): Move ...
2060 * tree-ssa-structalias.c (pass_build_alias): ... here.
2061 * tree-ssa-alias.c (may_be_aliased): Move ...
2062 * tree-flow-inline.h (may_be_aliased): ... here.
2063 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2064 count_uses_and_derefs): Move ...
2065 * gimple.c: ... here.
2066 * gimple.h (count_uses_and_derefs): Declare.
2067 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2068 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2069 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2070 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2071 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2072 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2073 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2075 * tree-dfa.c (refs_may_alias_p): Move ...
2076 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2077 * tree-ssa-alias.h: New file.
2078 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2079 (statement_sink_location): Likewise.
2080 * opts.c (decode_options): Do not adjust max-aliased-vops or
2081 avg-aliased-vops values.
2082 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2083 (TV_CALL_CLOBBER): Likewise.
2084 (TV_FLOW_SENSITIVE): Likewise.
2085 (TV_FLOW_INSENSITIVE): Likewise.
2086 (TV_MEMORY_PARTITIONING): Likewise.
2087 (TV_ALIAS_STMT_WALK): New timevar.
2088 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2089 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2090 (get_address_description): Remove memory-tag related code.
2091 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2092 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2093 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2094 and immediate uses in statements. Document.
2095 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2096 (dump_symbols): Remove.
2097 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2098 * alias.c (get_deref_alias_set): New function split out from ...
2099 (get_alias_set): ... here.
2100 * alias.h (get_deref_alias_set): Declare.
2101 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2102 type parameter. Remove restrict pointer handling. Create a
2103 ref-all pointer in case type-based alias sets do not conflict.
2104 (vect_analyze_data_refs): Remove SMT related code.
2105 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2106 (vectorizable_load): Likewise.
2107 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2108 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2109 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2110 Ignore vops and SMTs.
2111 (dr_analyze_alias): Likewise..
2112 (free_data_ref): Likewise.
2113 (create_data_ref): Likewise.
2114 (analyze_all_data_dependences): Likewise.
2115 (get_references_in_stmt): Adjust.
2116 * tree-flow-inline.h (gimple_aliases_computed_p,
2117 gimple_addressable_vars, gimple_call_clobbered_vars,
2118 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2119 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2120 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2121 gimple_mem_ref_stats): Remove.
2122 (gimple_vop): New function.
2123 (op_iter_next_use): Remove vuses and mayuses cases.
2124 (op_iter_next_def): Remove vdefs case.
2125 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2126 (clear_and_done_ssa_iter): Do not set removed fields.
2127 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2128 Assert we are not iterating over vuses or vdefs if not also
2129 iterating over uses or defs.
2130 (op_iter_init_use): Likewise.
2131 (op_iter_init_def): Likewise.
2132 (op_iter_next_vdef): Remove.
2133 (op_iter_next_mustdef): Likewise.
2134 (op_iter_init_vdef): Likewise.
2135 (compare_ssa_operands_equal): Likewise.
2136 (link_use_stmts_after): Handle vuse operand.
2137 (is_call_used): Use is_call_clobbered.
2138 (is_call_clobbered): Global variables are always call clobbered,
2139 query the call-clobbers bitmap.
2140 (mark_call_clobbered): Ignore global variables.
2141 (clear_call_clobbered): Likewise.
2142 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2143 virtual operands sanity check.
2144 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2146 (TARGET_MEM_REF): Remove TMR_TAG operand.
2147 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2148 Remove call-clobber related code.
2149 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2150 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2151 partitions or escape reason.
2152 (get_single_def_stmt, get_single_def_stmt_from_phi,
2153 get_single_def_stmt_with_phi): Remove.
2154 (dump_referenced_vars): Tidy.
2155 (get_ref_base_and_extent): Allow bare decls.
2156 (collect_dfa_stats): Adjust.
2157 * graphite.c (rename_variables_in_stmt): Adjust.
2158 (graphite_copy_stmts_from_block): Likewise.
2159 (translate_clast): Likewise.
2160 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2162 (translate_vuse_through_block): Use the oracle.
2163 (phi_translate_1): Adjust.
2164 (value_dies_in_block_x): Use the oracle. Cache the outcome
2166 (valid_in_sets): Check if the VUSE for
2167 a REFERENCE is available.
2168 (eliminate): Do not remove stmts during elimination,
2169 instead queue and remove them afterwards.
2170 (do_pre): Do not rebuild alias info.
2171 (pass_pre): Run TODO_rebuild_alias before PRE.
2172 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2173 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2174 (mark_all_v_defs_stmt): Remove.
2175 (mark_all_v_defs_seq): Adjust.
2176 (sra_replace): Likewise.
2177 (scalarize_use): Likewise.
2178 (scalarize_copy): Likewise.
2179 (scalarize_init): Likewise.
2180 (scalarize_ldst): Likewise.
2181 (todoflags): Remove.
2182 (tree_sra): Do not rebuild alias info.
2183 (tree_sra_early): Adjust.
2184 (pass_sra): Run TODO_update_address_taken before SRA.
2185 * tree-predcom.c (set_alias_info): Remove.
2186 (prepare_initializers_chain): Do not call it.
2187 (mark_virtual_ops_for_renaming): Adjust.
2188 (mark_virtual_ops_for_renaming_list): Remove.
2189 (initialize_root_vars): Adjust.
2190 (initialize_root_vars_lm): Likewise.
2191 (prepare_initializers_chain): Likewise.
2192 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2193 (may_propagate_copy_into_stmt): Likewise.
2194 (merge_alias_info): Do nothing for now.
2195 (propagate_tree_value_into_stmt): Adjust.
2196 (stmt_may_generate_copy): Likewise.
2197 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2198 not mark symbols for renaming.
2199 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2200 with the same statement, make sure to update the new pointed-to one.
2201 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2202 call statements, do not mark symbols for renaming.
2203 (mark_operand_necessary): Dump something.
2204 (ref_may_be_aliased): New function.
2205 (mark_aliased_reaching_defs_necessary_1): New helper function.
2206 (mark_aliased_reaching_defs_necessary): Likewise.
2207 (mark_all_reaching_defs_necessary_1): Likewise.
2208 (mark_all_reaching_defs_necessary): Likewise.
2209 (propagate_necessity): Do not process virtual PHIs. For
2210 non-aliased loads mark all reaching definitions as necessary.
2211 For aliased loads and stores mark the immediate dominating
2212 aliased clobbers as necessary.
2213 (visited): New global static.
2214 (perform_tree_ssa_dce): Free visited bitmap after propagating
2216 (remove_dead_phis): Perform simple dead virtual PHI removal.
2217 (remove_dead_stmt): Properly unlink virtual operands when
2219 (eliminate_unnecessary_stmts): Schedule PHI removal after
2221 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2222 (process_replaceable): Likewise.
2223 (find_replaceable_in_bb): Likewise.
2224 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2225 based on the single gimple vop.
2226 (verify_flow_insensitive_alias_info): Remove.
2227 (verify_flow_sensitive_alias_info): Likewise.
2228 (verify_call_clobbering): Likewise.
2229 (verify_memory_partitions): Likewise.
2230 (verify_alias_info): Likewise.
2231 (verify_ssa): Adjust..
2232 (execute_update_addresses_taken): Export. Update SSA
2233 manually. Optimize only when optimizing. Use a local bitmap.
2234 (pass_update_address_taken): Remove TODO_update_ssa, add
2236 (pass_update_address_taken): Just use TODO_update_address_taken.
2237 (init_tree_ssa): Do not initialize addressable_vars.
2238 (verify_ssa): Verify new VUSE / VDEF properties.
2239 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2240 Do not call verify_alias_info.
2241 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2242 Do not free the loaded and stored syms bitmaps. Reset the escaped
2243 and callused solutions. Do not free addressable_vars.
2244 Remove memory-tag related code.
2245 (warn_uninitialized_var): Aliases are always available.
2246 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2247 * lambda-code.c (can_put_in_inner_loop): Adjust.
2248 (can_put_after_inner_loop): Likewise.
2249 (perfect_nestify): Likewise.
2250 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2251 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2252 (vectorizable_conversion): Do not mark symbols for renaming.
2253 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2254 (expand_call_inline): Unlink the calls virtual operands before
2256 (tree_function_versioning): Do not call update_ssa if we are not
2257 updating clones. Simplify.
2258 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2259 (propagate_with_phi): Likewise..
2260 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2261 clobber code. Assert we are not aliased or global.
2262 * tree-flow.h: Include tree-ssa-alias.h
2263 (enum escape_type): Remove.
2264 (struct mem_sym_stats_d): Likewise.
2265 (struct mem_ref_stats_d): Likewise.
2266 (struct gimple_df): Add vop member. Remove global_var,
2267 call_clobbered_vars, call_used_vars, addressable_vars,
2268 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2269 escaped and callused members.
2270 (struct ptr_info_def): Remove all members, add points-to solution
2272 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2273 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2274 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2275 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2276 (tree-ssa-alias.o): Likewise.
2277 (toplev.o): Add tree-ssa-alias.h
2278 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2279 * gimple.c (gimple_set_bb): Fix off-by-one error.
2280 (is_gimple_reg): Do not handle memory tags.
2281 (gimple_copy): Also copy virtual operands.
2282 Delay updating the statement. Do not reset loaded and stored syms.
2283 (gimple_set_stored_syms): Remove.
2284 (gimple_set_loaded_syms): Likewise.
2285 (gimple_call_copy_skip_args): Copy the virtual operands
2286 and mark the new statement modified.
2287 * tree-ssa-structalias.c (may_alias_p): Remove.
2288 (set_uids_in_ptset): Take the alias set to prune with as
2289 parameter. Fold in the alias test of may_alias_p.
2290 (compute_points_to_sets): Compute whether a ptr is dereferenced
2292 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2293 other ADDRESSOF constraints on the lhs.
2294 (get_constraint_for_component_ref): Assert that we don't get
2295 ADDRESSOF constraints from the base of the reference.
2296 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2297 (struct variable_info): Remove collapsed_to member.
2298 (get_varinfo_fc): Remove.
2299 (new_var_info): Do not set collapsed_to.
2300 (dump_constraint): Do not follow cycles.
2301 (dump_constraint_graph): Likewise.
2302 (build_pred_graph): Likewise.
2303 (build_succ_graph): Likewise.
2304 (rewrite_constraints): Likewise.
2305 (do_simple_structure_copy): Remove.
2306 (do_rhs_deref_structure_copy): Remove.
2307 (do_lhs_deref_structure_copy): Remove.
2308 (collapse_rest_of_var): Remove.
2309 (do_structure_copy): Re-implement.
2310 (pta_stats): New global variable.
2311 (dump_pta_stats): New function.
2312 (struct constraint_expr): Make offset signed.
2313 (UNKNOWN_OFFSET): Define special value.
2314 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2315 (solution_set_expand): New helper function split out from ...
2316 (do_sd_constraint): ... here.
2317 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2318 (do_ds_constraint): Likewise.
2319 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2320 and CALLUSED = *CALLUSED.
2321 (set_union_with_increment): Make inc argument signed.
2322 (type_safe): Remove.
2323 (get_constraint_for_ptr_offset): Handle unknown and negative
2325 (first_vi_for_offset): Handle offsets before start. Bail
2326 out early for offsets beyond the variable extent.
2327 (first_or_preceding_vi_for_offset): New function.
2328 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2329 Together with ESCAPED = *ESCAPED this properly computes reachability.
2330 (find_what_var_points_to): New function.
2331 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2332 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2333 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2334 pt_solutions_intersect): New functions.
2335 (compute_call_used_vars): Remove.
2336 (compute_may_aliases): New main entry into PTA computation.
2337 * gimple.h (gimple_p): New typedef.
2338 (struct gimple_statement_base): Remove references_memory_p.
2339 (struct gimple_statement_with_memory_ops_base): Remove
2340 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2342 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2343 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2344 gimple_set_references_memory): Remove.
2345 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2346 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2348 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2349 (verify_expr): Allow RESULT_DECL.
2350 (gimple_duplicate_bb): Do not copy virtual operands.
2351 (gimple_duplicate_sese_region): Adjust.
2352 (gimple_duplicate_sese_tail): Likewise.
2353 (mark_virtual_ops_in_region): Remove.
2354 (move_sese_region_to_fn): Do not call it.
2355 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2356 and pass_simple_dse.
2357 (execute_function_todo): Handle TODO_update_address_taken,
2358 call execute_update_addresses_taken for TODO_rebuild_alias.
2359 (execute_todo): Adjust.
2360 (execute_one_pass): Init dump files early.
2361 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2363 (create_general_new_stmt): Clear vops.
2364 * tree-ssa-reassoc.c (get_rank): Adjust.
2365 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2366 symbols for renaming.
2367 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2368 (PARAM_AVG_ALIASED_VOPS): Likewise.
2369 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2370 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2371 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2372 (operand_build_cmp, copy_virtual_operands,
2373 create_ssa_artificial_load_stmt, add_to_addressable_set,
2374 gimple_add_to_addresses_taken): Remove public functions.
2375 (unlink_stmt_vdef): New function.
2377 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2379 * config.gcc (powerpc-*-linux*): Merge variants.
2381 2009-04-02 Chao-ying Fu <fu@mips.com>
2382 James Grosbach <james.grosbach@microchip.com>
2384 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2385 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2387 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2388 keep_interrupts_masked_p, use_debug_exception_return_p.
2389 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2390 keep_interrupts_masked, use_debug_exception_return.
2391 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2392 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2394 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2395 (mips_print_operand): Process COP0 registers to print $0 .. $31
2396 correctly for GAS to process.
2397 (mips_interrupt_extra_call_saved_reg_p): New function.
2398 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2400 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2401 (mips_compute_frame_info): Add supports for interrupt context that
2402 includes doubleword accumulators and COP0 registers.
2403 (mips_for_each_saved_acc): New function.
2404 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2405 mips_for_each_saved_reg.
2406 (mips_save_reg): Save accumulators.
2407 (mips_kernel_reg_p): A new for_each_rtx callback.
2408 (mips_expand_prologue): Support interrupt handlers.
2409 (mips_restore_reg): Restore accumulators.
2410 (mips_expand_epilogue): Support interrupt handlers.
2411 (mips_can_use_return_insn): Return false for interrupt handlers.
2412 (mips_epilogue_uses): New function.
2413 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2414 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2415 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2416 cop0_move): New instructions.
2417 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2418 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2420 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2422 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2423 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2424 interrupt handlers, we use K0 as the temporary register.
2425 (EPILOGUE_USES): Change to a function call.
2426 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2427 handlers, we use K0 as the temporary register.
2429 * doc/extend.texi (Function Attributes): Document interrupt,
2430 use_shadow_register_set, keep_interrupts_masked,
2431 use_debug_exception_return for MIPS attributes.
2433 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2435 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2436 Remove a number of t-files from tmake_file.
2437 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2438 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2439 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2440 target_prototype, not TARGET_PROTOTYPE.
2441 (LINK_OS_GNU_SPEC): Define.
2442 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2443 and darwin-ldoubdle.c.
2445 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2448 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2449 (cpp_options): Ditto.
2450 (default_compilers): Ditto.
2451 (display_help): Ditto.
2452 (process_command): Ditto.
2454 (set_input): Use lbasename instead of duplicate code.
2455 (save_temps_prefix): New static for -save-temps=obj.
2456 (save_temps_length): Ditto.
2458 * doc/invoke.texi (-save-temps=obj): Document new variant to
2461 2009-04-02 Jeff Law <law@redhat.com>
2463 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2466 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2468 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2469 * configure: Regenerated.
2471 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2473 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2474 share the argument list.
2476 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2480 2009-02-12 Diego Novillo <dnovillo@google.com>
2482 * varpool.c (debug_varpool): New.
2483 * cgraph.h (debug_varpool): Declare.
2485 2009-04-02 Jan Hubicka <jh@suse.cz>
2487 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2490 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2492 * config/i386/i386.c (ix86_abi): Move initialization to ...
2493 (override_options): Here.
2495 2009-04-02 Christian Bruel <christian.bruel@st.com>
2497 * config/sh/sh.c (sh_dwarf_register_span): New function.
2498 (TARGET_DWARF_REGISTER_SPAN): Define.
2499 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2501 2009-04-02 Ira Rosen <irar@il.ibm.com>
2503 PR tree-optimization/39595
2504 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2505 interleaved loads group is not greater than the SLP group size.
2507 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2509 * builtins.c (is_builtin_name): New.
2510 (called_as_built_in): Use is_builtin_name.
2511 * tree.h (is_builtin_name): New.
2512 * varasm.c (incorporeal_function_p): Use is_builtin_name
2514 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2516 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2518 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2521 * c-decl.c (clone_underlying_type): Move this ...
2522 * c-common.c (set_underlying_type): ... here.
2523 Also, make sure the function properly sets TYPE_STUB_DECL() on
2524 the newly created typedef variant type.
2525 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2526 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2529 2009-04-02 Richard Guenther <rguenther@suse.de>
2531 PR tree-optimization/37221
2532 * tree-flow.h (degenerate_phi_result): Declare.
2533 * tree-ssa-dom.c (degenerate_phi_result): Export.
2534 * tree-scalar-evolution.c (analyze_initial_condition): If
2535 the initial condition is defined by a degenerate PHI node
2536 use the degenerate value.
2538 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2540 PR rtl-optimization/39588
2541 * combine.c (merge_outer_ops): Do not set the constant when this
2543 (simplify_shift_const_1): Do not modify it either in this case.
2545 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2547 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2548 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2550 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2553 * c-lex.c (interpret_float): Default (no suffix) is double.
2555 2009-04-1 Xinliang David Li <davidxl@google.com>
2557 * config/i386/i386.c (legitimate_constant_p): Recognize
2558 all one vector constant.
2560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2562 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2563 Change #include order to silence two warnings.
2565 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2567 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2568 (ASM_SPEC): Pass -k to the assembler for PIC code.
2570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2572 * gcc/config.gcc: Add vax-*-linux* to the switch.
2573 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2574 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2576 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2578 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2579 Use predicate macros instead of GET_CODE() == foo.
2580 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2581 ashlsi3, rotrsi3, <unnamed>): Likewise.
2583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2585 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2586 jbbccihi, jbbccisi): Remova trailing whitespace.
2587 * gcc/config/vax/constraints.md: Likewise.
2588 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2589 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2590 * gcc/config/vax/predicates.md: Likewise.
2591 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2592 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2593 * gcc/config/vax/vax.h: Likewise.
2594 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2596 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2598 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2599 (indirectable_address_p, adjacent_operands_p): Add spaces around
2601 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2605 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2606 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2607 index_term_p, reg_plus_index_p, legitimate_address_p,
2608 vax_mode_dependent_address_p): Update comments to match functions
2609 modified by the recent int->bool conversion.
2611 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2613 * gcc/config/vax/builtins.md: Update copyright message.
2614 * gcc/config/vax/constraints.md: Likewise.
2615 * gcc/config/vax/netbsd-elf.h: Likewise.
2616 * gcc/config/vax/predicates.md: Likewise.
2617 * gcc/config/vax/vax-protos.h: Likewise.
2618 * gcc/config/vax/vax.c: Likewise.
2619 * gcc/config/vax/vax.h: Likewise.
2620 * gcc/config/vax/vax.md: Likewise.
2621 * gcc/config/vax/vax.opt: Likewise.
2623 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2625 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2626 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2627 * gcc/config/vax/constraints.md (B, R): Likewise.
2628 * gcc/config/vax/predicates.md (external_memory_operand,
2629 nonimmediate_addsub_di_operand): Likewise.
2630 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2631 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2632 untyped_call): Likewise.
2634 2009-04-01 Matt Thomas <matt@3am-software.com>
2636 * config/vax/predicates.md: New file.
2637 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2638 external_const_operand, nonsymbolic_operand, external_memory_operand,
2639 indirect_memory_operand, indexed_memory_operand,
2640 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2641 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2643 * config/vax/constraints.md: New file.
2644 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2646 * config/vax/builtins.md: New file.
2647 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2648 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2650 * config/vax/vax.opt (mqmath): Add option.
2651 * config/vax/vax.md (isfx): Extend with DI.
2652 (VAXintQH, VAXintQHSD): Define.
2653 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2654 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2655 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2656 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2657 (movdi): Update constraints and use vax_output_int_move().
2658 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2659 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2660 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2661 nonlocal_goto): New.
2662 (mov<mode>): Extend accepted operand types.
2663 (subdi3_old): Rename from subdi3, change update constraints and use
2664 a new implementation.
2665 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2666 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2667 MOVE_RATIO, CLEAR_RATIO): Define.
2668 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2669 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2670 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2671 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2672 (split_quadword_operands): Make static and really allow variable
2674 (print_operand_address): Update for PIC generation.
2675 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2676 indexable_address_p, fixup_mathdi_operand,
2677 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2678 (vax_float_literal, legitimate_constant_p,
2679 indirectable_constant_address_p, index_term_p,
2680 reg_plus_index_p): Return bool instead of int.
2681 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2683 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2685 (vax_output_conditional_branch): Indent.
2686 (legitimate_constant_address_p, indirectable_constant_address_p,
2687 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2688 vax_mode_dependent_address_p): Return bool instead of int, update for
2690 * config/vax/vax-protos.h (legitimate_constant_address_p,
2691 legitimate_constant_p, legitimate_address_p,
2692 vax_mode_dependent_address_p): Change declaration to bool.
2693 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2694 vax_expand_addsub_di_operands, vax_output_int_subtract,
2695 vax_output_movmemsi): Declare.
2696 (split_quadword_operands, vax_float_literal): Delete declaration.
2697 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2698 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2699 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2700 ASM_OUTPUT_DWARF_PCREL): Define.
2701 (ASM_SPEC): Change definition to allow PIC generation.
2703 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2705 * doc/sourcebuild.texi: Update front-end requirements.
2707 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2710 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2711 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2712 (booldi3_internal3): Use boolean_or_operator instead of
2715 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2718 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2719 declarator whose size is not an integer constant expression but
2720 folds to an integer constant, then treat it as a constant
2723 2009-04-01 Richard Guenther <rguenther@suse.de>
2725 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2726 i * 4 + 2 to (i * 2 + 1) * 2.
2728 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2731 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2732 return if c_parser_asm_string_literal returned NULL.
2734 2009-04-01 Nick Clifton <nickc@redhat.com>
2736 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2738 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2739 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2740 other typedefs to avoid conflicts with libgcc2.c. Define labels
2741 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2743 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2744 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2747 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2749 * varasm.c (default_function_rodata_section): Declare DOT as
2752 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2753 Andrey Galkin <agalkin@hypercom.com>
2756 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2757 Make object_name unique for each process.
2759 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2762 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2763 addressable variables in the parallel that could go out of scope while
2764 running queued tasks.
2766 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2768 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2769 (CASE_VALUES_THRESHOLD): Redefine.
2770 * config/avr/avr.c (avr_override_options): Remove initialization of
2771 avr_case_values_threshold variable.
2772 (avr_case_values_threshold): Remove variable. Add new function.
2773 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2774 * config/avr/avr.opt (mno-tablejump): Remove option.
2775 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2777 2009-04-01 DJ Delorie <dj@redhat.com>
2779 * varasm.c (default_function_rodata_section): Don't assume
2780 anything about where the first '.' in the section name is.
2782 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2784 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2785 rs6000_emit_stack_tie.
2787 2009-03-31 Ian Lance Taylor <iant@google.com>
2789 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2790 gimple_code with GIMPLE_RESX, not RESX.
2792 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2794 * c-common.c (c_get_ident): New.
2795 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2797 2009-04-01 Ben Elliston <bje@au.ibm.com>
2799 * config/rs6000/sysv4.opt (msdata): Improve option description.
2801 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2803 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2804 (divdf3_internal_lat): Remove.
2805 (divxf3_internal_lat): Remove.
2806 (divxf3_internal_thr): Remove.
2807 (divxf): Use divxf3_internal.
2808 * config/ia64/div.md (divsf3_internal_lat): New.
2809 (divdf3_internal_lat): New.
2810 (divxf3_internal): New.
2812 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2815 * Makefile.in (USE_GCC_STDINT): Define.
2816 (stmp-int-hdrs): Install stdint.h if applicable.
2817 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2819 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2820 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2821 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2822 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2823 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2824 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2825 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2826 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2827 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2828 (c_common_nodes_and_builtins): Initialize
2829 underlying_wchar_type_node. Do not initialize
2830 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2831 nodes for new types.
2832 (c_stddef_cpp_builtins): Define macros for new types.
2833 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2835 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2836 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2837 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2838 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2839 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2840 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2841 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2842 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2843 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2844 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2845 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2846 int16_type_node, int32_type_node, int64_type_node,
2847 uint8_type_node, uint16_type_node, c_uint32_type_node,
2848 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2849 int_least32_type_node, int_least64_type_node,
2850 uint_least8_type_node, uint_least16_type_node,
2851 uint_least32_type_node, uint_least64_type_node,
2852 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2853 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2854 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2855 uintptr_type_node): Define.
2856 * c-cppbuiltin.c (builtin_define_constants,
2857 builtin_define_type_minmax): New.
2858 (builtin_define_stdint_macros): Define more macros.
2859 (c_cpp_builtins): Define more limit macros.
2861 (builtin_define_type_max): Define in terms of
2862 builtin_define_type_minmax. Remove is_long parameter. All
2864 * config.gcc (use_gcc_stdint): Define.
2865 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2866 Add newlib-stdint.h for generic targets.
2867 * config/glibc-stdint.h, config/newlib-stdint.h,
2868 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2869 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2870 * config/score/score.h (UINTPTR_TYPE): Define.
2871 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2872 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2873 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2874 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2875 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2876 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2877 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2878 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2879 * config/spu/spu.h (STDINT_LONG32): Define.
2880 * configure.ac (use_gcc_stdint): Substitute.
2881 * configure: Regenerate.
2882 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2883 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2884 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2885 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2886 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2887 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2888 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2889 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2890 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2891 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2892 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2893 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2894 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2895 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2896 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2897 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2898 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2899 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2900 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2901 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2902 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2903 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2904 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2905 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2906 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2907 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2908 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2909 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2910 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2912 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2914 * loop-iv.c (suitable_set_for_replacement): Renamed from
2915 simplify_using_assignment; changed to return bool and to accept new
2916 args DEST and SRC. Return true iff we find a source/destination pair
2917 that can be used to make a replacement, and fill SRC and DEST if so.
2918 Remove arg ALTERED. Don't deal with altered regs here. All callers
2920 (simplify_using_initial_values): Deal with altered regs here and track
2921 more precisely the effect they have on the validity of our expression.
2923 * loop-iv.c (simplify_using_condition): A condition of the form
2924 (EQ REG CONST) can be used to simply make a substitution.
2925 (simplify_using_initial_values): Keep track of conditions we have seen
2926 and keep using them to simplify new expressions, while applying the
2927 same substitutions to them as to the expression.
2929 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2930 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2933 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2934 changed. Use this when trying to improve the upper bound.
2935 Generate the comparison by using simplify_gen_relational.
2937 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2939 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2941 (simplify_using_assignment, simplify_using_initial_values): Call
2942 replace_in_expr to make replacements. Call replace_single_def_regs
2943 once on the initial version of the expression.
2945 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2948 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2950 2009-03-31 Richard Guenther <rguenther@suse.de>
2953 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2954 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2956 2009-03-31 Richard Guenther <rguenther@suse.de>
2958 * tree.h (div_if_zero_remainder): Declare.
2959 * fold-const.c (div_if_zero_remainder): Export.
2960 * tree-ssa-forwprop.c
2961 (forward_propagate_addr_into_variable_array_index): Handle
2962 constant array index addition outside of the variable index.
2964 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2967 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2968 define_splits, floatunssi<mode>2): Require x87 conversions from
2969 DImode to be permitted.
2971 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2973 PR preprocessor/15638
2974 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2976 2009-03-31 Richard Guenther <rguenther@suse.de>
2980 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2981 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2982 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2983 a separate statement.
2984 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2985 (lookup_tmp_var): Likewise.
2986 (is_gimple_formal_tmp_or_call_rhs): Remove.
2987 (is_gimple_reg_or_call_rhs): Rename to ...
2988 (is_gimple_reg_rhs_or_call): ... this.
2989 (is_gimple_mem_or_call_rhs): Rename to ...
2990 (is_gimple_mem_rhs_or_call): ... this.
2991 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2992 DECL_GIMPLE_REG_P only if is_formal is true.
2993 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2994 for non-proper post-modify expression gimplification.
2995 (gimplify_self_mod_expr): For post-modify expressions gimplify
2996 the lvalue to a minimal lvalue.
2997 (rhs_predicate_for): Remove formal temp case.
2998 (gimplify_modify_expr_rhs): Likewise.
2999 (gimplify_addr_expr): Use is_gimple_reg.
3000 (gimplify_expr): Remove formal temp cases.
3001 (gimple_regimplify_operands): Likewise.
3002 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3003 and FILTER_EXPR like constants.
3004 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3006 (is_gimple_formal_tmp_rhs): Remove.
3007 (is_gimple_reg_rhs): Remove special casing.
3008 (is_gimple_mem_rhs): Fix.
3009 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3010 (is_gimple_formal_tmp_var): Remove.
3011 (is_gimple_formal_tmp_reg): Likewise.
3012 (is_gimple_min_lval): Allow invariant component ref parts.
3013 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3014 is_gimple_formal_tmp_reg): Remove declarations.
3015 * tree-cfg.c (verify_expr): Verify that variables with address
3016 taken do not have DECL_GIMPLE_REG_P set.
3017 * tree-mudflap.c (mf_build_check_statement_for): Use
3018 force_gimple_operand instead of gimplify_expr.
3020 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3022 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3023 schedulable rows to compute_split_row.
3025 2009-03-31 Ben Elliston <bje@au.ibm.com>
3028 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3031 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3033 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3034 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3035 * configure: Regenerate.
3036 * config.in: Regenerate.
3037 * config/rs6000/rs6000.opt (mtls-markers): Add.
3038 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3039 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3040 (tls_ld_aix, tls_ld_sysv): Likewise.
3041 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3042 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3044 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3046 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3048 2009-03-30 Jan Hubicka <jh@suse.cz>
3050 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3052 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3053 detection and label handling.
3055 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3057 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3058 left_conflicts_size.
3059 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3060 ALLOCNO_LEFT_CONFLICTS_SIZE.
3062 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3063 remove_allocno_from_bucket_and_push,
3064 allocno_spill_priority_compare, push_allocnos_to_stack,
3065 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3066 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3067 (setup_allocno_left_conflicts_num): Ditto. Rename to
3068 setup_allocno_left_conflicts_size.
3069 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3070 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3071 setup_allocno_left_conflicts_size instead of
3072 setup_allocno_left_conflicts_num.
3074 * ira-build.c (ira_create_allocno): Use
3075 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3076 ALLOCNO_LEFT_CONFLICTS_NUM.
3078 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3080 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3081 instead of DF_LR_OUT.
3083 * ira-lives.c (process_bb_node_lives): Ditto.
3085 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3086 instead of DF_LR_{OUT,IN}.
3088 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3090 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3092 2009-03-30 Jan Hubicka <jh@suse.cz>
3094 * except.c (label_to_region_map): Fix thinko.
3096 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3099 * tree.h (tree_find_value): New declaration.
3100 * tree.c (tree_find_value): New function.
3101 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3103 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3106 * c-decl.c (struct c_binding): Add locus field.
3107 (bind): Add locus argument, set locus field from it.
3108 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3109 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3110 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3111 implicitly_declare, undeclared_variable, lookup_label,
3112 declare_label, c_make_fname_decl, c_builtin_function,
3113 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3116 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3119 * config/i386/i386.c (classify_argument): Check total size of
3122 2009-03-30 Martin Jambor <mjambor@suse.cz>
3124 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3125 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3126 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3129 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3130 seen_variable_array_ref while also traversing a union.
3132 * tree-inline.c (optimize_inline_calls): Do not call
3133 cgraph_node_remove_callees.
3134 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3135 (pass_remove_cgraph_callee_edges): New variable.
3136 * passes.c (init_optimization_passes): Add
3137 pass_remove_cgraph_callee_edges after early inlining and before all
3138 late intraprocedural passes.
3140 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3142 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3144 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3147 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3149 * combine.c (simplify_comparison): Use have_insn_for.
3150 * dojump.c (do_jump): Likewise.
3152 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3154 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3155 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3156 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3157 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3158 instead of sparc_compare_emitted.
3159 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3160 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3161 instead of sparc_compare_emitted.
3163 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3165 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3166 enter/exit cfglayout mode.
3167 (pass_partition_block): Require it.
3168 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3169 (combine_instructions): Track basic blocks instead of labels.
3170 (update_cfg_for_uncondjump): New.
3171 (try_combine): Use it. Update jumps after rescanning.
3172 (pass_combine): Require PROP_cfglayout.
3173 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3175 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3177 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3178 Provide/destroy PROP_cfglayout respectively.
3179 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3180 * tree-pass.h (PROP_cfglayout): New.
3182 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3184 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3185 fold_convert_const_fixed_from_fixed,
3186 fold_convert_const_fixed_from_int,
3187 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3188 set TREE_CONSTANT_OVERFLOW.
3189 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3190 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3192 2009-03-30 Ira Rosen <irar@il.ibm.com>
3194 * tree-vect-loop-manip.c: New file.
3195 * tree-vectorizer.c: Update documentation and included files.
3196 (vect_loop_location): Make extern.
3197 (rename_use_op): Move to tree-vect-loop-manip.c
3198 (rename_variables_in_bb, rename_variables_in_loop,
3199 slpeel_update_phis_for_duplicate_loop,
3200 slpeel_update_phi_nodes_for_guard1,
3201 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3202 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3203 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3204 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3205 find_loop_location): Likewise.
3206 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3207 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3208 get_vectype_for_scalar_type, vect_is_simple_use,
3209 supportable_widening_operation, supportable_narrowing_operation):
3211 (bb_in_loop_p): Move to tree-vect-loop.c.
3212 (new_loop_vec_info, destroy_loop_vec_info,
3213 reduction_code_for_scalar_code, report_vect_op,
3214 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3215 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3216 (vect_supportable_dr_alignment): Likewise.
3217 * tree-vectorizer.h (tree-data-ref.h): Include.
3218 (vect_loop_location): Declare.
3219 Reorganize function declarations according to the new file structure.
3220 * tree-vect-loop.c: New file.
3221 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3222 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3223 * tree-vect-data-refs.c: New file.
3224 * tree-vect-patterns.c (timevar.h): Don't include.
3225 * tree-vect-stmts.c: New file.
3226 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3227 tree-vect-slp.c, tree-vect-loop.c.
3228 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3229 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3230 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3231 (tree-vect-analyze.o): Remove.
3232 (tree-vect-transform.o): Likewise.
3233 (tree-vect-data-refs.o): Add rule.
3234 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3235 tree-vect-slp.o): Likewise.
3236 (tree-vect-patterns.o): Remove redundant dependencies.
3237 (tree-vectorizer.o): Likewise.
3238 * tree-vect-slp.c: New file.
3240 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3242 * optc-gen.awk: Warn if an option flag has multiple different
3245 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3247 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3248 -floop-block): Document dependences on PPL, CLooG and Graphite.
3250 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3252 PR rtl-optimization/323
3253 * c-common.c (c_fully_fold, convert_and_check,
3254 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3255 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3256 * c-common.def (EXCESS_PRECISION_EXPR): New.
3257 * c-cppbuiltin.c (builtin_define_float_constants): Define
3258 constants with enough digits for long double.
3259 * c-lex.c (interpret_float): Interpret constant with excess
3260 precision where appropriate.
3261 * c-opts.c (c_common_post_options): Set
3262 flag_excess_precision_cmdline. Give an error for
3263 -fexcess-precision=standard for C++ for processors where the
3264 option is significant.
3265 * c-parser.c (c_parser_conditional_expression): Handle excess
3266 precision in condition.
3267 * c-typeck.c (convert_arguments): Handle arguments with excess
3269 (build_unary_op): Move excess precision outside operation.
3270 (build_conditional_expr): Likewise.
3271 (build_compound_expr): Likewise.
3272 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3273 (build_modify_expr): Handle excess precision in RHS.
3274 (convert_for_assignment): Handle excess precision in converted
3276 (digest_init, output_init_element, process_init_element): Handle
3277 excess precision in initializer.
3278 (c_finish_return): Handle excess precision in return value.
3279 (build_binary_op): Handle excess precision in operands and add
3280 excess precision as needed for operation.
3281 * common.opt (-fexcess-precision=): New option.
3282 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3283 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3284 For standard excess precision, output explicit conversion to and
3285 truncation from XFmode.
3286 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3287 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3288 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3289 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3290 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3291 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3292 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3293 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3294 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3295 define_splits, sqrt<mode>2): Disable where appropriate for
3296 standard excess precision.
3297 * convert.c (convert_to_real): Do not shorten arithmetic to type
3298 for which excess precision would be used.
3299 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3300 * doc/invoke.texi (-fexcess-precision=): Document option.
3301 (-mfpmath=): Correct index entry.
3302 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3303 flag_excess_precision): New.
3304 * langhooks.c (lhd_post_options): Set
3305 flag_excess_precision_cmdline.
3306 * opts.c (common_handle_option): Handle -fexcess-precision=.
3307 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3308 init_excess_precision): New.
3309 (lang_dependent_init_target): Call init_excess_precision.
3310 * tree.c (excess_precision_type): New.
3311 * tree.h (excess_precision_type): Declare.
3313 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3316 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3317 non-lvalue to component.
3319 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3321 PR preprocessor/34695
3322 * Makefile.in (c-opts.o): Depend on c-tree.h.
3323 * c-common.c: Move down include of diagnostic.h.
3324 (done_lexing, c_cpp_error): New.
3325 * c-common.h (done_lexing): Declare.
3326 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3328 * c-opts.c: Include c-tree.h.
3329 (c_common_init_options): Set preprocessor error callback.
3330 (c_common_handle_option): Do not set preprocessor
3331 inhibit_warnings, warnings_are_errors, warn_system_headers,
3332 pedantic_errors or inhibit_warnings flags.
3333 (c_common_post_options): Do not check cpp_errors (parse_in).
3334 (c_common_finish): Do not output dependencies if there were
3335 errors. Do not check return value of cpp_finish.
3336 * c-ppoutput.c (pp_file_change): Set input_location.
3337 * c-tree.h (c_cpp_error): Declare.
3338 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3340 (diagnostic_build_prefix): Check override_column.
3341 * diagnostic.h (diagnostic_info): Add override_column field.
3342 (diagnostic_override_column): Define.
3344 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3346 * c-common.c (c_expand_expr, c_staticp): Remove.
3347 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3348 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3349 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3350 * c-gimplify.c (gimplify_compound_literal_expr,
3351 optimize_compound_literals_in_ctor): Remove.
3352 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3353 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3354 * c-semantics.c (emit_local_var): Remove.
3356 * langhooks-def.h (lhd_expand_expr): Remove.
3357 * langhooks.c (lhd_expand_expr): Remove.
3358 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3360 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3361 handling from c-semantics.c; don't call into langhook.
3362 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3363 * gimplify.c (gimplify_compound_literal_expr,
3364 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3365 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3366 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3367 as was done in c-gimplify.c.
3368 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3369 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3370 Move from c-common.h.
3371 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3373 * tree.c (staticp): Do not call langhook.
3374 * langhooks.c (lhd_staticp): Delete.
3375 * langhooks-def.h (lhd_staticp): Delete prototype.
3376 (LANG_HOOKS_STATICP): Delete.
3377 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3379 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3380 instead of DECL_STMTs.
3382 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3390 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3392 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3393 contained expression.
3394 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3395 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3396 conditional expressions for C.
3397 (decl_constant_value_for_optimization): Move from
3398 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3399 whether optimizing and that the expression is a VAR_DECL not of
3400 array type instead of doing such checks in the caller. Do not
3401 check pedantic. Call gcc_unreachable for C++.
3402 * c-common.def (C_MAYBE_CONST_EXPR): New.
3403 * c-common.h (c_fully_fold, c_save_expr,
3404 decl_constant_value_for_optimization): New prototypes.
3405 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3406 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3407 EXPR_INT_CONST_OPERANDS): Define.
3408 * c-convert.c (convert): Strip nops from expression.
3409 * c-decl.c (groktypename): Take extra parameters expr and
3410 expr_const_operands. Update call to grokdeclarator.
3411 (start_decl): Update call to grokdeclarator. Add statement for
3412 expressions used in type of decl.
3413 (grokparm): Update call to grokdeclarator.
3414 (push_parm_decl): Update call to grokdeclarator.
3415 (build_compound_literal): Add parameter non_const and build a
3416 C_MAYBE_COSNT_EXPR if applicable.
3417 (grokdeclarator): Take extra parameters expr and
3418 expr_const_operands. Track expressions used in declaration
3419 specifiers and declarators. Fold array sizes and track whether
3420 they are constant expressions and whether they are integer
3421 constant expressions.
3422 (parser_xref_tag): Set expr and expr_const_operands fields in
3424 (grokfield): Update call to grokdeclarator.
3425 (start_function): Update call to grokdeclarator.
3426 (build_null_declspecs): Set expr and expr_const_operands fields in
3428 (declspecs_add_type): Handle expressions in typeof specifiers.
3429 * c-parser.c (c_parser_declspecs): Set expr and
3430 expr_const_operands fields for declaration specifiers.
3431 (c_parser_enum_specifier): Likewise.
3432 (c_parser_struct_or_union_specifier): Likewise.
3433 (c_parser_typeof_specifier): Likewise. Update call to
3434 groktypename. Fold expression as needed. Return expressions with
3435 type instead of adding statements.
3436 (c_parser_attributes): Update calls to c_parser_expr_list.
3437 (c_parser_statement_after_labels): Fold expression before passing
3438 to objc_build_throw_stmt.
3439 (c_parser_condition): Fold expression.
3440 (c_parser_asm_operands): Fold expression.
3441 (c_parser_conditional_expression): Use c_save_expr. Update call
3442 to build_conditional_expr.
3443 (c_parser_alignof_expression): Update call to groktypename.
3444 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3445 original_code. Fold expression argument of va_arg. Create
3446 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3447 argument to va_arg. Update calls to groktypename. Fold array
3448 index for offsetof. Verify that first argument to
3449 __builtin_choose_expr has integer type.
3450 (c_parser_postfix_expression_after_paren_type): Update calls to
3451 groktypename and build_compound_literal. Handle expressions with
3452 side effects in type name.
3453 (c_parser_postfix_expression_after_primary): Update call to
3454 c_parser_expr_list. Set original_code for calls to
3455 __builtin_constant_p.
3456 (c_parser_expr_list): Take extra parameter fold_p. Fold
3457 expressions if requested.
3458 (c_parser_objc_type_name): Update call to groktypename.
3459 (c_parser_objc_synchronized_statement): Fold expression.
3460 (c_parser_objc_receiver): Fold expression.
3461 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3462 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3463 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3464 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3465 (struct c_typespec): Add elements expr and expr_const_operands.
3466 (struct c_declspecs): Add elements expr and expr_const_operands.
3467 (groktypename, build_conditional_expr, build_compound_literal):
3469 (in_late_binary_op): Declare.
3470 * c-typeck.c (note_integer_operands): New function.
3471 (in_late_binary_op): New variable.
3472 (decl_constant_value_for_broken_optimization): Move to c-common.c
3473 and rename to decl_constant_value_for_optimization.
3474 (default_function_array_conversion): Do not strip nops.
3475 (default_conversion): Do not call
3476 decl_constant_value_for_broken_optimization.
3477 (build_array_ref): Do not fold result.
3478 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3479 result when operand is a VLA.
3480 (c_expr_sizeof_type): Update call to groktypename. Handle
3481 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3482 result when operand names a VLA type.
3483 (build_function_call): Update call to build_compound_literal.
3484 Only fold result for calls to __builtin_* functions. Strip
3485 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3486 the function designator.
3487 (convert_arguments): Fold arguments. Update call to
3488 convert_for_assignment.
3489 (build_unary_op): Handle increment and decrement of
3490 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3491 decrement earlier. Fold operand of increment and decrement.
3492 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3493 built for integer operand. Wrap returns that are INTEGER_CSTs
3494 without being integer constant expressions or that have integer
3495 constant operands without being INTEGER_CSTs.
3496 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3497 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3498 result is an integer constant expression or can be used in
3499 unevaluated parts of one and avoid folding and wrap as
3500 appropriate. Fold operands before possibly doing -Wsign-compare
3502 (build_compound_expr): Wrap result for C99 if operands can be used
3503 in integer constant expressions.
3504 (build_c_cast): Update call to digest_init. Do not ignore
3505 overflow from casting floating-point constants to integers. Wrap
3506 results that could be confused with integer constant expressions,
3507 null pointer constants or floating-point constants.
3508 (c_cast_expr): Update call to groktypename. Handle expressions
3509 included in type name.
3510 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3511 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3512 Update calls to convert_for_assignment.
3513 (convert_for_assignment): Take new parameter
3514 null_pointer_constant. Do not strip nops or call
3515 decl_constant_value_for_broken_optimization. Set
3516 in_late_binary_op for conversions to boolean.
3517 (store_init_value): Update call to digest_init.
3518 (digest_init): Take new parameter null_pointer_constant. Do not
3519 call decl_constant_value_for_broken_optimization. pedwarn for
3520 initializers not constant expressions. Update calls to
3521 convert_for_assignment.
3522 (constructor_nonconst): New.
3523 (struct constructor_stack): Add nonconst element.
3524 (really_start_incremental_init, push_init_level, pop_init_level):
3525 Handle constructor_nonconst and nonconst element.
3526 (set_init_index): Call constant_expression_warning for array
3528 (output_init_element): Fold value. Set constructor_nonconst as
3529 applicable. pedwarn for initializers not constant expressions.
3530 Update call to digest_init. Call constant_expression_warning
3531 where constant initializers are required.
3532 (process_init_element): Use c_save_expr.
3533 (c_finish_goto_ptr): Fold expression.
3534 (c_finish_return): Fold return value. Update call to
3535 convert_for_assignment.
3536 (c_start_case): Fold switch expression.
3537 (c_process_expr_stmt): Fold expression.
3538 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3539 ensure statement expression is not evaluated in constant expression.
3540 (build_binary_op): Track whether results are integer constant
3541 expressions or may occur in such, disable folding and wrap results
3542 as applicable. Fold operands for -Wsign-compare warnings unless
3544 (c_objc_common_truthvalue_conversion): Handle results folded to
3545 integer constants that are not integer constant expressions.
3546 * doc/extend.texi: Document when typeof operands are evaluated,
3547 that condition of __builtin_choose_expr is an integer constant
3548 expression, and more about use of __builtin_constant_p in
3551 2009-03-29 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3554 propagate addresses of array references.
3556 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3558 * regmove.c (perhaps_ends_bb_p): Remove.
3559 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3560 from INSN and check that the main loop stays within that basic block.
3561 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3562 (regmove_forward_pass): Split out from regmove_optimize. Use
3563 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3564 (regmove_backward_pass): Split out from regmove_optimize. Use
3565 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3566 (regmove_optimize): Simplify.
3568 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3571 * config/i386/i386.c (classify_argument): Ignore flexible array
3572 member in struct and warn ABI change.
3574 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3576 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3578 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3579 (ix86_adjust_cost): Updated.
3581 2009-03-29 Jan Hubicka <jh@suse.cz>
3584 * tree-pass.h (pass_cleanup_eh): New function.
3585 (remove_unreachable_regions): Break code handling RTL
3586 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3587 that can not be reached by runtime.
3588 (can_be_reached_by_runtime): New function.
3589 (label_to_region_map): New function.
3590 (num_eh_regions): New function.
3591 (rtl_remove_unreachable_regions): New function.
3592 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3593 (remove_eh_region): New function.
3594 * except.h: Include sbitmap and vecprim.
3595 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3596 num_eh_regions): Declare.
3597 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3598 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3599 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3600 (tree_empty_eh_handler_p): New function.
3601 (cleanup_empty_eh): New function.
3602 (cleanup_eh): New function.
3603 (pass_cleanup_eh): New function.
3605 2009-03-29 Jan Hubicka <jh@suse.cz>
3607 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3608 for removed regions.
3610 2009-03-29 Jan Hubicka <jh@suse.cz>
3612 * except.c (dump_eh_tree): Dump all datastructures.
3614 2009-03-29 Jan Hubicka <jh@suse.cz>
3616 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3617 (duplicate_eh_regions_1): Likewise.
3618 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3619 vector; call EH verification.
3620 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3621 Be ready for region being removed.
3623 2009-03-29 Jan Hubicka <jh@suse.cz>
3625 * bitmap.c (bitmap_last_set_bit): New function.
3626 * bitmap.h (bitmap_last_set_bit): Declare.
3628 2009-03-29 David Ayers <ayers@fsfe.org>
3631 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3632 by calling objc_compare_types and surpress warnings about
3633 incompatible C pointers that are compatible ObjC pointers.
3635 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3637 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3638 call initialize_inline_failed.
3639 (initialize_inline_failed): Move it from here ...
3640 * cgraph.c (initialize_inline_failed): ... to here.
3641 (cgraph_create_edge): Call initialize_inline_failed rather than
3642 setting inline_failed directly.
3644 2009-03-29 Ben Elliston <bje@au.ibm.com>
3647 * sysv4.opt (msdata): Improve comment.
3648 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3649 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3651 2009-03-29 Ben Elliston <bje@au.ibm.com>
3654 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3655 load and store attributes.
3657 2009-03-29 Ben Elliston <bje@au.ibm.com>
3659 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3660 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3661 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3662 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3663 __builtin_infq and __builtin_huge_valq.
3665 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3667 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3669 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3670 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3672 2009-03-28 Xinliang David Li <davidxl@google.com>
3674 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3675 (do_dbg_cnt): New function.
3677 2009-03-28 Jan Hubicka <jh@suse.cz>
3679 Merge from pretty-ipa:
3681 2009-03-27 Jan Hubicka <jh@suse.cz>
3683 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3684 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3685 * passes.c (function_called_by_processed_nodes_p): New.
3686 * ipa-pure-const.c (check_call): Fix handling of operands.
3687 (analyze_function): Dump debug output for skipped bodies.
3688 (local_pure_const): Use function_called_by_processed_nodes_p.
3689 * dwarf2out.c (reference_to_unused): Use output.
3690 * passes.c (do_per_function_toporder): Likewise.
3692 2008-11-12 Jan Hubicka <jh@suse.cz>
3694 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3695 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3696 state_set_in_source enum
3697 (check_decl): Ignore memory tags; do not set fake looping flags;
3699 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3700 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3701 (check_call, analyze_function): Rewrite.
3703 (add_new_function): Update call of analyze_function.
3704 (generate_summary): Add call of analyze_function.
3705 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3706 (local_pure_const): New function.
3707 (pass_local_pure_const): New pass.
3708 * ipa-inline.c (inline_transform): Set after_inlining.
3709 * tree-eh.c (stmt_can_throw_external): New.
3710 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3711 work with aliasing built.
3712 * tree-flow.h (stmt_can_throw_external): New.
3713 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3714 and local pure/const pass in early and late optimization queue.
3716 2009-03-28 Martin Jambor <mjambor@suse.cz>
3718 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3720 (fold_binary): Allow function decl aligment consideration is the
3721 second argument is integer constant one.
3722 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3723 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3724 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3726 2009-03-28 Jan Hubicka <jh@suse.cz>
3728 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3729 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3730 * function.h (rtl_data): Add nothrow flag.
3731 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3732 set DECL_NOTHROW for AVAILABLE functions.
3734 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3736 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3737 following vector keyword has expansion starting with pixel or bool
3738 keyword, expand vector to __vector and pixel or bool to __pixel or
3742 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3743 warn_if_disallowed_function_p): Removed.
3744 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3745 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3746 warning_if_disallowed_function_p.
3747 * flags.h (warn_if_disallowed_function_p,
3748 warn_disallowed_functions): Removed.
3749 * common.opt (Wdisallowed-function-list=): Removed.
3750 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3752 2009-03-28 Richard Guenther <rguenther@suse.de>
3754 PR tree-optimization/38723
3755 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3758 2009-03-28 Jan Hubicka <jh@suse.cz>
3760 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3761 test introduced by my previous patch.
3763 2009-03-28 Richard Guenther <rguenther@suse.de>
3765 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3766 the PHIs value undefined.
3768 2009-03-28 Jan Hubicka <jh@suse.cz>
3770 * tree-pass.h (pass_fixup_cfg): New pass.
3771 * ipa-inline.c (inline_transform): Set
3772 always_inline_functions_inlined/after_inlining.
3773 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3774 (pass_fixup_cfg): New pass.
3775 * passes.c (init_optimization_passes): Add fixup_cfg.
3777 2009-03-28 Richard Guenther <rguenther@suse.de>
3779 PR tree-optimization/38458
3780 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3781 argument use the arguments copy-of value.
3783 2009-03-28 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/38180
3786 * tree-ssa-ccp.c (get_default_value): Simplify.
3787 (likely_value): Likewise.
3788 (surely_varying_stmt_p): Properly handle VOP case.
3789 (ccp_initialize): Likewise.
3790 (ccp_fold): Handle propagating through *&.
3791 (fold_const_aggregate_ref): Also handle decls.
3793 2009-03-28 Jan Hubicka <jh@suse.cz>
3795 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3796 * cgraph.h (cgraph_node): Likewise.
3797 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3798 (cgraph_reset_node): Use process flag.
3799 (cgraph_mark_functions_to_output): Likewise.
3800 (cgraph_expand_function): Likewise.
3801 (cgraph_expand_all_functions): Likewise.
3802 (cgraph_output_in_order): Likewise.
3803 * dwarf2out.c (reference_to_unused): Likewise.
3804 * passes.c do_per_function_toporder): Likewise.
3806 2009-03-28 Jan Hubicka <jh@suse.cz>
3808 Bring from lto-branch:
3810 2008-09-03 Doug Kwan <dougkwan@google.com>
3812 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3813 enums instead of reason strings.
3814 * cgraph.c (cgraph_create_edge): Same.
3815 (cgraph_inline_failed_string): New function.
3816 * cgraph.h (cgraph_inline_failed_t): New enum type.
3817 (cgraph_inline_failed_string): New prototype.
3818 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3819 char pointer to cgraph_inline_failed_t.
3820 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3821 (cgraph_default_inline_p): Ditto.
3822 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3823 to cgraph_inline_failed_t pointer.
3824 * cif-code.def: New file.
3825 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3827 (cgraph_check_inline_limits): Change type of REASON to pointer to
3828 cgraph_inline_failed_t. Replace reason strings with enums.
3829 (cgraph_default_inline_p): Ditto.
3830 (cgraph_recursive_inlining_p): Ditto.
3831 (update_caller_keys): Change type of FAILED_REASON to
3832 cgraph_inline_failed_t.
3833 (cgraph_set_inline_failed): Change type of REASON to pointer to
3834 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3835 convert enums to strings for text output.
3836 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3837 to be of type cgraph_inline_failed_t. Replace reason strings with
3838 enums. Call cgraph_inline_failed_string to covert enums
3839 to strings for text output.
3840 (cgraph_decide_inlining): Replace reason strings with enums.
3841 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3842 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3844 * tree-inline.c (expand_call_inline): Change type of REASON
3845 to cgraph_inline_failed_t. Replace reason strings with enums.
3846 Call cgraph_inline_failed_string for text output.
3847 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3850 2009-03-28 Jan Hubicka <jh@suse.cz>
3852 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3853 cgraph_clone_node): Remove master clone handling.
3854 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3855 * cgraph.h (master_clone): Remove.
3856 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3857 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3858 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3860 2009-03-28 Jan Hubicka <jh@suse.cz>
3862 * cgraph.c (cgraph_function_body_availability): Functions declared
3863 inline are always safe to assume that it is not going to be replaced.
3865 2009-03-28 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/38513
3868 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3869 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3870 EXC_PTR_EXPR and FILTER_EXPR.
3871 (get_ref_from_reference_ops): Likewise.
3873 2009-03-28 Richard Guenther <rguenther@suse.de>
3875 PR tree-optimization/38968
3876 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3877 Use FLOOR_MOD_EXPR to compute misalignment.
3879 2009-03-28 Richard Guenther <rguenther@suse.de>
3881 PR tree-optimization/37795
3882 * tree.h (combine_comparisons): Declare.
3883 * fold-const.c (combine_comparisons): Export.
3884 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3886 (ifcombine_iforif): Use combine_comparisons.
3888 2009-03-28 Jan Hubicka <jh@suse.cz>
3890 * tree-eh.c (inlinable_call_p): New function.
3891 (make_eh_edges): Use it.
3892 (verify_eh_edges): Use it.
3893 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3894 * except.c (reachable_next_level): Add inlinable_function argument
3895 (sjlj_find_directly_reachable_regions): Update.
3896 (add_reachable_handler): Do not set saw_any_handlers.
3897 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3898 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3899 Add new inlinable call parameter.
3900 (can_throw_internal, can_throw_external): Update.
3901 * except.h (can_throw_internal_1, can_throw_external_1,
3902 foreach_reachable_handler): Update declaration.
3904 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3906 * config/arm/t-arm-coff, config/h8300/coff.h,
3907 config/i386/i386-aout.h, config/i386/i386-coff.h,
3908 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3909 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3910 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3911 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3912 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3913 sys-types.h: Remove.
3914 * Makefile.in: Remove protoize and fixproto support and references
3916 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3917 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3919 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3920 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3921 unprotoize$(exeext).
3922 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3923 (.PHONY): Don't depend on proto.
3924 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3925 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3926 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3927 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3928 build/gen-protos.o, build/scan.o, xsys-protos.h,
3929 build/fix-header$(build_exeext), build/fix-header.o,
3930 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3931 stmp-install-fixproto): Remove.
3932 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3933 SYSCALLS.c or fixproto files.
3934 (install-common): Don't install protoize.
3935 (install-headers-tar, install-headers-cpio, install-headers-cp):
3936 Don't depend on $(STMP_FIXPROTO).
3937 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3938 install fixproto files or write out fixproto settings.
3939 (uninstall): Don't uninstall protoize.
3940 * config.gcc (use_fixproto): Remove.
3941 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3942 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3943 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3944 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3945 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3946 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3947 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3948 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3949 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3950 * config/t-vxworks (STMP_FIXPROTO): Remove.
3951 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3952 STMP_FIXPROTO): Remove.
3953 * config.in, configure: Regenerate.
3954 * crtstuff.c (gid_t, uid_t): Don't undefine.
3955 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3956 (arm-*-coff, arm-*-aout: Remove target entries.
3957 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3958 Remove mention of AIX 4.1.
3959 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3960 * doc/invoke.texi (Running Protoize): Remove.
3961 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3962 (Protoize Caveats): Remove.
3963 * tsystem.h: Update comments on headers assumed to exist.
3965 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3967 * genautomata.c: Add a new year to the copyright. Add a new
3969 (struct insn_reserv_decl): Add comments for member bypass_list.
3970 (find_bypass): Remove.
3971 (insert_bypass): New.
3972 (process_decls): Use insert_bypass.
3973 (output_internal_insn_latency_func): Output all bypasses with the
3974 same input insn in one switch case.
3976 * rtl.def (define_bypass): Describe bypass choice.
3977 * doc/md.texi (define_bypass): Ditto.
3979 2009-03-27 Richard Guenther <rguenther@suse.de>
3981 * gimplify.c (mark_addressable): Export.
3982 * tree-flow.h (mark_addressable): Declare.
3983 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3984 * tree-ssa.c (verify_phi_args): Verify that address taken
3985 variables have TREE_ADDRESSABLE set.
3987 2009-03-27 Richard Guenther <rguenther@suse.de>
3989 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3990 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3991 Do not mark decls TREE_ADDRESSABLE.
3992 (build_fold_addr_expr): Adjust.
3993 (fold_addr_expr): Remove.
3994 (fold_unary): Use build_fold_addr_expr.
3995 (fold_comparison): Likewise.
3996 (split_address_to_core_and_offset): Likewise.
3997 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3999 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4000 (gimplify_modify_expr_to_memcpy): Mark source and destination
4002 * omp-low.c (create_omp_child_function): Mark the object decl
4004 (lower_rec_input_clauses): Mark the var we take the address of
4006 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4008 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4011 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4012 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4014 2009-03-27 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/39120
4017 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4019 (handle_lhs_call): Process return constraints. Add escape
4020 constraints if necessary.
4021 (handle_const_call): Fill out return constraints. Make nested
4022 case more precise. Avoid consttmp if possible.
4023 (handle_pure_call): Fill out return constraints. Avoid
4024 callused if possible.
4025 (find_func_aliases): Simplify call handling.
4027 2009-03-27 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/39120
4030 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4031 as a representative.
4032 (solve_graph): Do propagate CALLUSED.
4033 (handle_pure_call): Use a scalar constraint from CALLUSED for
4035 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4038 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4041 * c-common.c (handle_aligned_attribute): Properly check alignment
4042 overflow. Use (1U << i) instead of (1 << i).
4044 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4046 * expr.h (get_mem_align_offset): Updated.
4048 * tree.h (tree_decl_common): Change align to "unsigned int" and
4049 move it before pointer_alias_set.
4051 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4052 Jakub Jelinek <jakub@redhat.com>
4055 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4056 gr_register_operand with gr_reg_or_0_operand.
4057 (cmpxchg_rel_di): Likewise.
4058 (sync_lock_test_and_set<mode>): Likewise.
4060 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4062 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4063 (true_regnum): Likewise.
4065 * rtlanal.c (subreg_info): Moved to ...
4066 * rtl.h (subreg_info): Here. New.
4067 (subreg_get_info): New.
4069 * rtlanal.c (subreg_get_info): Make it extern.
4071 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4074 * config/i386/i386.c (ix86_abi): New.
4075 (override_options): Handle -mabi=.
4076 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4077 (ix86_call_abi_override): Likewise.
4078 (init_cumulative_args): Likewise.
4079 (function_arg_advance): Likewise.
4080 (function_arg_64): Likewise.
4081 (function_arg): Likewise.
4082 (ix86_pass_by_reference): Likewise.
4083 (ix86_function_value_regno_p): Likewise.
4084 (ix86_build_builtin_va_list_abi): Likewise.
4085 (setup_incoming_varargs_64): Likewise.
4086 (is_va_list_char_pointer): Likewise.
4087 (ix86_init_machine_status): Likewise.
4088 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4089 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4090 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4091 (ix86_function_abi): Make it static and return enum calling_abi.
4092 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4094 (ix86_fn_abi_va_list): Updated.
4096 * config/i386/i386.h (ix86_abi): New.
4097 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4098 (CONDITIONAL_REGISTER_USAGE): Likewise.
4099 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4100 (machine_function): Likewise.
4102 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4104 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4105 (STACK_BOUNDARY): Likewise.
4106 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4108 * config/i386/i386.opt (mabi=): New.
4110 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4111 return enum calling_abi.
4112 (ix86_function_type_abi): Likewise.
4113 (ix86_function_abi): Removed.
4115 * doc/invoke.texi: Document -mabi= option for x86.
4117 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4119 * builtins.c (real_dconstp): Delete.
4120 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4122 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4123 Jakub Jelinek <jakub@redhat.com>
4126 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4127 (gen_subprogram_die): When a function is explicit, generate the
4128 DW_AT_explicit attribute.
4129 * langhooks.h (struct lang_hooks_for_decls): Add
4130 function_decl_explicit_p langhook.
4131 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4132 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4134 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4136 * builtins.c (fold_builtin_memory_op): Optimize memmove
4137 into memcpy if we can prove source and destination don't overlap.
4139 * tree-inline.c: Include gt-tree-inline.h.
4140 (clone_fn_id_num): New variable.
4141 (clone_function_name): New function.
4142 (tree_function_versioning): Use it.
4143 * Makefile.in (GTFILES): Add tree-inline.c.
4145 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4147 * BASE-VER: Change to 4.5.0.
4149 2009-03-27 Xinliang David Li <davidxl@google.com>
4151 PR tree-optimization/39557
4152 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4154 2009-03-27 Xinliang David Li <davidxl@google.com>
4156 PR tree-optimization/39548
4157 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4160 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4162 * c-common.c (pointer_int_sum): Use %wd on return from
4165 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4167 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4168 on return from tree_low_cst.
4170 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4173 * ginclude/stdarg.h (va_copy): Define also for
4174 __GXX_EXPERIMENTAL_CXX0X__.
4176 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4179 * builtins.h (c_strlen): Do not warn here.
4180 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4181 * c-common.c (pointer_int_sum): Take an explicit location.
4182 Warn about offsets out of bounds.
4183 * c-common.h (pointer_int_sum): Adjust declaration.
4185 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4187 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4190 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4193 * opts.c (warn_if_disallowed_function_p): Don't assume
4194 get_callee_fndecl must return non-NULL.
4196 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4198 PR rtl-optimization/39522
4199 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4200 when reg_reloaded_valid is set.
4202 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4204 * config/spu/divv2df3.c: New file.
4205 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4206 (DPBIT_FUNCS): Filter out _div_df.
4208 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4210 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4211 a jump insn, count that jump in the distance to the loop start.
4213 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4216 * config/sh/sh.c (calc_live_regs): Fix condition for global
4217 registers except PIC_OFFSET_TABLE_REGNUM.
4219 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4222 * doc/invoke.texi (-mconsole): New.
4226 (-mnop-fun-dllimport): New.
4230 (sub section "i386 and x86-64 Windows Options"): New.
4232 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4234 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4235 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4237 2009-03-25 Richard Guenther <rguenther@suse.de>
4240 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4243 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4245 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4246 neither of haifa/selective schedulers are working.
4248 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4250 * doc/invoke.texi (Debugging Options): Fix description of
4251 -fno-merge-debug-strings.
4253 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4255 * config/cris/libgcc.ver: New version-script.
4256 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4258 * configure.ac <GAS features, nop mnemonic>: Add pattern
4259 crisv32-*-* for "nop".
4260 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4261 * configure: Regenerate.
4263 2009-03-24 Ira Rosen <irar@il.ibm.com>
4265 PR tree-optimization/39529
4266 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4267 mark_sym_for_renaming for the tag copied to the new vector
4270 2009-03-24 Arthur Loiret <aloiret@debian.org>
4272 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4273 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4274 EXTRA_SPEC_FUNCTIONS.
4275 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4276 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4277 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4278 -march and -mtune options.
4280 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4282 * config/m68k/t-rtems: Add m5329 multilib.
4284 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4285 Jakub Jelinek <jakub@redhat.com>
4288 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4291 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4294 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4295 instead of c_parser_expression_conv, if original_code isn't one of the
4296 4 allowed comparison codes, fail.
4298 2009-03-23 Richard Guenther <rguenther@suse.de>
4300 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4301 * tree.h (struct tree_type): Likewise.
4302 * reload.h (struct insn_chain): Likewise.
4303 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4304 * function.h (struct function): Likewise.
4305 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4307 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4309 PR tree-optimization/39516
4310 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4312 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4314 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4315 should be set true if BITS_PER_WORD of target is bigger than 32
4317 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4319 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4320 Translate -B-options to -rpath-link. Correct existing
4321 rpath-link and conditionalize on !nostdlib.
4323 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4325 * doc/extend.texi (Function Attributes, Variable Attributes):
4327 * doc/invoke.texi (Debugging Options, Optimize Options)
4328 (i386 and x86-64 Options, MCore Options): Likewise.
4330 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4333 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4334 it for block local namespace aliases.
4335 (gen_decl_die): Pass context_die to gen_namespace_die.
4337 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4340 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4341 minimum or maximum value.
4343 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4345 * reginfo.c (globalize_reg): Recompute derived reg sets.
4347 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4350 * libgcc2.c (mprotect): Do not use signed arguments for
4351 VirtualProtect, use DWORD arguments. Also fix the 'may
4352 be used uninitialized' warning for the np variable.
4354 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4357 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4358 functions using regparm calling conventions when not optimizing.
4359 (ix86_function_sseregparm): Similarly for sseregparm calling
4362 2009-03-19 Li Feng <nemokingdom@gmail.com>
4365 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4366 dependence if the first conflict is after niter iterations.
4368 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4371 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4372 functions with dynamic stack-pointer adjustments.
4374 2009-03-19 Ben Elliston <bje@au.ibm.com>
4376 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4377 option; change to -msdata=data.
4379 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4381 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4384 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4387 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4389 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4391 * doc/invoke.texi (Code Gen Options): Expand discussion of
4394 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4396 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4397 * matrix-reorg.c (struct matrix_info): Likewise.
4398 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4399 * rtl.h (struct mem_attrs): Likewise.
4400 * df.h (struct df): Likewise.
4401 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4402 * ira-int.h (struct ira_allocno): Likewise.
4403 * df-scan.c (struct df_collection_rec): Likewise.
4404 * ira.c (struct equivalence): Likewise.
4405 * function.c (struct temp_slot): Likewise.
4406 * cfgloop.h (struct loop): Likewise.
4409 * function.c (use_register_for_decl): When not optimizing, disregard
4410 register keyword for variables with types containing methods.
4412 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4415 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4416 (is_simple_operand): Call contains_component_ref_p before calling data
4417 reference analysis that would fail on COMPONENT_REFs.
4419 * tree-vrp.c (search_for_addr_array): Fix formatting.
4421 2009-03-18 Richard Guenther <rguenther@suse.de>
4423 * tree-vect-transform.c (vect_loop_versioning): Fold the
4424 generated comparisons.
4425 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4426 (slpeel_tree_peel_loop_to_edge): Likewise.
4428 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4431 * opts.c (print_specific_help): In addition to `undocumented',
4432 accept `separate' and `joined' flags if passed alone. Describe
4433 output by the first matched one of those.
4434 (common_handle_option): Skip over empty strings.
4435 * gcc.c (display_help): Fix help string for `--help='.
4436 * doc/invoke.texi (Option Summary, Overall Options): With
4437 `--help=', classes and qualifiers can both be repeated, but
4438 only the latter can be negated. One should not pass only
4439 negated qualifiers. Fix markup and examples.
4442 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4444 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4445 and -fhelp=separate.
4447 2009-03-17 Jing Yu <jingyu@google.com>
4450 * function.h (struct rtl_data): Move is_thunk from here...
4451 (struct function): ...to here.
4452 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4453 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4455 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4457 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4458 (alpha_output_function_end_prologue): Likewise.
4459 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4460 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4461 (rs6000_output_function_epilogue): Likewise.
4462 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4464 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4468 from different units in a single alternative.
4469 (*truncdfsf_i387): Ditto.
4470 (*truncxfsf2_mixed): Ditto.
4471 (*truncxfdf2_mixed): Ditto.
4473 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4475 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4476 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4479 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4480 unused non-artificial variables when not optimizing.
4483 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4484 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4485 NAMESPACE_DECL in its DECL_INITIAL.
4488 * optabs.c (set_user_assembler_libfunc): New function.
4489 * expr.h (set_user_assembler_libfunc): New prototype.
4490 * c-common.c: Include libfuncs.h.
4491 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4492 for memcmp, memset, memcpy, memmove and abort.
4493 * Makefile.in (c-common.o): Depend on libfuncs.h.
4496 * dwarf2out.c (gen_inlined_enumeration_type_die,
4497 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4498 gen_tagged_type_instantiation_die): Removed.
4499 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4502 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4505 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4507 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4508 (check-parallel-%): Ditto.
4509 (check-consistency): Ditto.
4511 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4513 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4514 local variable rhs by NULL_TREE.
4516 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4519 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4521 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4524 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4526 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4529 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4530 for ms->sysv ABI calls only in 64bit mode.
4532 * config/i386/i386.md (untyped_call): Support 32bit.
4534 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4536 * doc/extend.texi: Replace x86_65 with x86_64.
4538 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4540 PR tree-optimization/39455
4541 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4542 mismatches for POINTER_TYPE_P (type).
4543 (number_of_iterations_le): Likewise.
4545 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4547 * config/picochip/picochip.c: Removed profiling support.
4548 * config/picochip/picochip.md: Removed profiling instruction.
4549 * config/picochip/picochip.h: Removed profiling builtin.
4551 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4553 * doc/install.texi (--with-host-libstdcxx): Document.
4555 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4558 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4559 generate a warning if the function name does not begin with
4560 "__vector" and the function has either the 'signal' or 'interrupt'
4561 attribute, from here to ...
4562 (avr_declare_function_name): ...here. New function.
4563 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4564 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4566 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4569 * cse.c (fold_rtx): Don't modify original const_arg1 when
4570 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4571 separate variable instead.
4572 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4573 from out of range shift counts.
4574 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4576 2008-03-13 Catherine Moore <clm@codesourcery.com>
4578 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4579 diagnostic.h with $(DIAGNOSTIC_H).
4581 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4584 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4586 * config/i386/sync.md (sync_compare_and_swap<mode>,
4587 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4588 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4590 (sync_double_compare_and_swapdi_pic,
4591 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4592 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4594 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4597 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4599 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4602 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4603 (avx_addsubv4df3): Likewise.
4604 (*avx_addsubv4sf3): Likewise.
4605 (sse3_addsubv4sf3): Likewise.
4607 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4610 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4612 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4615 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4616 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4617 registers for allocnos created from user-defined variables.
4619 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4622 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4623 of non-integer mode as well.
4625 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4627 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4628 for functions for which the parameter types are unknown.
4630 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4633 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4634 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4635 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4636 * config/i386/i386.c (ix86_local_alignment): For
4637 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4638 long long variables on the stack to avoid dynamic realignment.
4639 Allow the first argument to be a decl rather than type.
4640 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4642 2009-03-11 Nick Clifton <nickc@redhat.com>
4645 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4647 Add description to mno-lsim option.
4648 * config/mcore/mcore.h: Remove comment about deprecated m4align
4650 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4651 * doc/invoke.texi: Add description of mno-lsim and
4652 mstack-increment options.
4654 * config/fr30/fr30.opt: Document the -mno-lsim option.
4655 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4656 and -mno-lsim options.
4658 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4660 * fold-const.c (fold_comparison): Only call fold_inf_compare
4661 if the mode supports infinities.
4663 2009-03-11 Jason Merrill <jason@redhat.com>
4666 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4667 end already did. Notice GIMPLE_CALL modifications of the result.
4668 Don't copy debug information from an ignored decl or a decl from
4671 2009-03-10 Richard Guenther <rguenther@suse.de>
4672 Nathan Froyd <froydnj@codesourcery.com>
4675 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4676 (__divMODE3): Likewise.
4678 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4680 PR tree-optimization/39394
4681 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4682 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4684 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4686 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4687 inline asms for register asm ("") declarations.
4689 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4691 * fold-const.c (fold_unary): Fix comment.
4693 2009-03-07 Jan Hubicka <jh@suse.cz>
4696 * tree-inline.c (setup_one_parameter): Do replacement of const
4697 argument by constant in SSA form.
4699 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4702 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4703 determine alignment passed to assign_stack_local.
4704 (assign_parms_unsplit_complex): Likewise.
4705 * except.c (sjlj_build_landing_pads): Likewise.
4707 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4710 * tree-flow.h (add_referenced_var): Return bool instead of void.
4711 * tree-dfa.c (add_referenced_var): Return result of
4712 referenced_var_check_and_insert call.
4713 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4714 of referenced_var_check_and_insert.
4717 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4718 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4719 DIE, don't emit it if abstract origin already has it.
4720 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4721 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4723 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4725 * genpreds.c (needs_variable): Fix parentheses at variable name
4727 (write_tm_constrs_h): Indent generated code.
4729 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4731 * doc/extend.texi (Function Attributes): Add documentation
4734 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4737 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4738 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4740 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4742 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4745 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4748 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4749 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4751 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4753 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4754 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4755 constants instead of magic numbers.
4756 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4758 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4759 (x86_64_ms_abi_int_parameter_registers): Ditto.
4760 (x86_64_int_return_registers): Ditto.
4761 (ix86_maybe_switch_abi): Ditto.
4762 (ix86_expand_call): Ditto for clobbered_registers array.
4763 (ix86_hard_regno_mode_ok): Ditto.
4764 (x86_extended_QIreg_mentioned_p): Ditto.
4766 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4768 PR tree-optimization/39349
4769 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4771 * combine.c (gen_lowpart_for_combine): Use omode when generating
4774 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4776 PR rtl-optimization/39235
4777 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4779 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4781 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4783 2009-03-04 Richard Guenther <rguenther@suse.de>
4785 PR tree-optimization/39362
4786 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4787 that occur in abnormal PHIs should be varying.
4789 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4791 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4793 (simple_iv): Take loop as an argument instead of statement.
4794 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4795 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4797 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4799 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4800 * matrix-reorg.c (analyze_transpose): Ditto.
4801 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4802 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4803 * tree-predcom.c (ref_at_iteration): Ditto.
4804 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4806 2009-03-04 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/39358
4809 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4810 escaped_id and callused_id.
4811 (solve_graph): Likewise.
4813 2009-03-04 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/39339
4816 * tree-sra.c (try_instantiate_multiple_fields): Make it
4817 no longer ICE on the above.
4819 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4821 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4822 that fits within Pmode.
4824 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4827 * tm.texi (LIBCALL_VALUE): Update description.
4829 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4832 * doc/extend.texi (section): Update description.
4834 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4837 * tree-inline.c (remapped_type): New.
4838 (can_be_nonlocal): Call remapped_type instead of remap_type.
4840 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4843 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4844 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4846 2009-03-03 Richard Guenther <rguenther@suse.de>
4849 * tree.c (tree_nonartificial_location): New function.
4850 * tree.h (tree_nonartificial_location): Declare.
4851 * builtins.c (expand_builtin_memory_chk): Provide location
4852 of the call location for artificial function pieces.
4853 (maybe_emit_chk_warning): Likewise.
4854 (maybe_emit_sprintf_chk_warning): Likewise.
4855 (maybe_emit_free_warning): Likewise.
4856 * expr.c (expand_expr_real_1): Likewise.
4858 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4860 PR tree-optimization/39343
4861 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4862 COMPONENT_REF t has ARRAY_TYPE.
4864 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4867 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4868 when the type precision of the induction variable should be
4869 larger than the type precision of nit.
4870 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4871 * graphite.c (graphite_loop_normal_form): Same.
4872 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4874 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4876 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4877 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4878 numbers to describe clobbered registers.
4879 (*call_value_0_rex64_ms_sysv): Ditto.
4880 * config/i386/mmx.md (mmx_emms): Ditto.
4883 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4885 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4888 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4890 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4891 (spu_section_type_flags): New function.
4893 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4895 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4896 reg_class_contents of FLOAT_REGS into a temporary.
4898 2009-03-02 Richard Guenther <rguenther@suse.de>
4899 Ira Rosen <irar@il.ibm.com>
4901 PR tree-optimization/39318
4902 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4903 information to the vectorized statement.
4905 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4907 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4908 variable. Use defined names instead of magic constants for REX SSE
4911 2009-03-01 Richard Guenther <rguenther@suse.de>
4913 PR tree-optimization/39331
4914 * omp-low.c (lower_send_shared_vars): Do not receive new
4915 values for the reference of DECL_BY_REFERENCE parms or results.
4917 2009-03-01 Jan Hubicka <jh@suse.cz>
4920 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4921 BLOCK_NONLOCALIZED_VAR): New macros.
4922 (tree_block): Add nonlocalized_vars.
4923 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4924 gen_decl_die): Add origin argument. Allow generation of die with
4925 origin at hand only.
4926 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4927 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4929 (gen_block_die): Fix checking for unused blocks.
4930 (process_scope_var): Break out from .... ; work with origins only.
4931 (decls_for_scope) ... here; process nonlocalized list.
4932 (dwarf2out_ignore_block): Look for nonlocalized vars.
4933 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4935 (dump_scope_block): Dump them.
4936 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4937 (remap_block): Likewise.
4938 (can_be_nonlocal): New predicate.
4939 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4941 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4943 * configure: Regenerate.
4945 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4947 * optc-gen.awk: No need to duplicate option flags twice.
4948 Reuse help texts for duplicate options which do not have any.
4950 * gcc.c (display_help): Document --version.
4952 * gcc.c (main): If print_help_list and verbose_flag, ensure
4953 driver output comes before subprocess output.
4955 * optc-gen.awk: Assign all remaining fields to help string,
4956 space-separated, for multi-line help in *.opt.
4958 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4959 -Wno-pedantic-ms-format is for MinGW targets only.
4961 * doc/options.texi (Option file format): Fix bad indentation,
4962 restoring dropped sentence.
4964 2009-02-28 Jan Hubicka <jh@suse.cz>
4966 * tree-inline.c (tree_function_versioning): Output debug info.
4968 2009-02-28 Jan Hubicka <jh@suse.cz>
4971 * tree-inline.c (setup_one_parameter): Do not copy propagate
4972 arguments when not optimizing.
4974 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4977 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4978 (avx_addsubv4df3): Likewise.
4979 (*avx_addsubv4sf3): Likewise.
4980 (sse3_addsubv4sf3): Likewise.
4981 (*avx_addsubv2df3): Likewise.
4982 (sse3_addsubv2df3): Likewise.
4983 (avx_unpckhps256): Correct item selectors.
4984 (avx_unpcklps256): Likewise.
4985 (avx_unpckhpd256): Likewise.
4986 (avx_unpcklpd256): Likewise.
4988 2009-02-28 Jan Hubicka <jh@suse.cz>
4990 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4992 (copy_arguments_for_versioning): If var is declared don't declare it.
4993 (tree_function_versioning): First setup substitutions and then copy
4996 2009-02-27 Jan Hubicka <jh@suse.cz>
4999 * cgraph.h (varpool_output_debug_info): Remove.
5000 * cgraphunit.c (varpool_output_debug_info): Remove.
5001 * dwarf2out.c (deferred_locations_struct): New struct
5002 (deferred_locations): New type.
5003 (deferred_locations_list): New static var.
5004 (deffer_location): New function.
5005 (gen_variable_die): Use it.
5006 (decls_for_scope): Output info on local static vars.
5007 (dwarf2out_finish): Process deferred locations.
5008 * varpool.c (varpool_output_debug_info): Remove.
5010 2009-02-27 Jan Hubicka <jh@suse.cz>
5013 * tree.h (TREE_PROTECTED): Fix comment.
5014 (BLOCK_HANDLER_BLOCK): Remove.
5015 (struct tree_block): Remove handler_block add body_block.
5016 (inlined_function_outer_scope_p): New.
5017 (is_body_block): Remove.
5018 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5019 * dwarf2out.c (is_inlined_entry_point): Remove.
5020 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5021 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5023 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5024 * gimplify.c (gimplify_expr): Gimplify body blocks.
5025 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5026 block with multiple subblocks.
5027 (dump_scope_block): Prettier output; dump more flags and info.
5028 (dump_scope_blocks): New.
5029 (remove_unused_locals): Use dump_scope_blocks.
5030 * tree-flow.h (dump_scope_blocks): Declare.
5031 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5032 * stmt.c (is_body_block): Remove.
5033 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5034 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5036 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5039 * graphite.c (graphite_loop_normal_form): Do not call
5040 number_of_iterations_exit from a gcc_assert.
5042 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5044 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5045 jumps if COND is NULL.
5046 (find_cond_jump): New function.
5047 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5048 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5050 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5052 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5053 force_const_mem returns NULL_RTX.
5055 2009-02-26 Jan Hubicka <jh@suse.cz>
5058 * cgraph.h (varpool_output_debug_info): Remove.
5059 * cgraphunit.c (varpool_output_debug_info): Remove.
5060 * dwarf2out.c (deferred_locations_struct): New struct
5061 (deferred_locations): New type.
5062 (deferred_locations_list): New static var.
5063 (deffer_location): New function.
5064 (gen_variable_die): Use it.
5065 (decls_for_scope): Output info on local static vars.
5066 (dwarf2out_finish): Process deferred locations.
5067 * varpool.c (varpool_output_debug_info): Remove.
5069 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5071 PR rtl-optimization/39241
5072 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5073 to subreg_offset_representable_p.
5075 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5077 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5078 execute function prototype. Get f and nregs from max_reg_num
5079 and get_insns. Remove the first backward pass as it's dead,
5080 guard the forward pass by flag_expensive_optimizations.
5081 (rest_of_handle_regmove): Delete.
5082 (pass_regmove): Replace it with regmove_optimize.
5084 2009-02-25 Martin Jambor <mjambor@suse.cz>
5086 PR tree-optimization/39259
5087 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5088 calls_alloca function flags.
5089 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5092 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5094 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5095 flags_set_1_rtx, flags_set_1_set): Delete.
5096 (regmove_optimize): Do not call mark_flags_life_zones.
5098 2009-02-24 Julian Brown <julian@codesourcery.com>
5101 * config/arm/arm.c (require_pic_register): Only set
5102 cfun->machine->pic_reg once per function.
5104 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5106 * doc/invoke.texi (Link Options): Document an easier way to pass
5107 options that take arguments to the GNU linker using -Xlinker and -Wl.
5109 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5112 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5114 2009-02-24 Richard Guenther <rguenther@suse.de>
5117 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5119 2009-02-24 Richard Guenther <rguenther@suse.de>
5120 Zdenek Dvorak <ook@ucw.cz>
5122 PR tree-optimization/39233
5123 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5124 from converting them to a generic type.
5126 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5128 PR tree-optimization/39260
5129 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5130 contains a condition with a real type.
5131 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5133 2009-02-23 Jason Merrill <jason@redhat.com>
5136 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5137 narrowing_initializer_constant_valid_p.
5138 (narrowing_initializer_constant_valid_p): Don't return
5139 null_pointer_node for adding a pointer to itself.
5141 2009-02-23 Jan Hubicka <jh@suse.cz>
5144 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5147 2009-02-23 Jan Hubicka <jh@suse.cz>
5149 PR tree-optimization/37709
5150 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5151 * tree.h (block_ultimate_origin): Declare.
5152 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5153 * tree-ssa-live.c (remove_unused_scope_block_p):
5154 Eliminate blocks containig no instructions nor live variables nor
5156 (dump_scope_block): New function.
5157 (remove_unused_locals): Enable removal of dead blocks by default;
5158 enable dumping at TDF_DETAILS.
5160 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5162 * config/i386/i386.c (classify_argument): Don't allow COImode
5164 (function_arg_advance_32): Don't allow OImode.
5165 (function_arg_32): Likewise.
5166 (function_value_32): Likewise.
5167 (return_in_memory_32): Likewise.
5168 (function_arg_64): Remove OImode comment.
5170 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5173 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5174 ix86_expand_vector_set for V4DImode in 64bit mode only.
5175 (ix86_expand_vector_init_one_var): Likewise.
5177 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5179 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5181 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5184 * loop-iv.c: Revert last change.
5185 * emit-rtl.c: Likewise.
5187 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5190 * config/i386/i386.c (type_natural_mode): Remove an extra
5191 space in the warning message.
5192 (function_value_32): Handle 32-byte vector modes.
5193 (return_in_memory_32): Likewise.
5195 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5197 * loop-iv.c (truncate_value): New function.
5198 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5200 (lowpart_subreg): Move to...
5201 * emit-rtl.c: ...here.
5203 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5205 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5206 accidental and undocumented change at revision 140860.
5208 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5210 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5211 take gimple_seq * arguments.
5212 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5213 types_compatible_p langhook.
5215 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5216 Joseph Myers <joseph@codesourcery.com>
5218 * config/arm/arm.c (arm_builtin_va_list): New function.
5219 (arm_expand_builtin_va_start): Likewise.
5220 (arm_gimplify_va_arg_expr): Likewise.
5221 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5222 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5223 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5224 (va_list_type): New variable.
5225 (arm_mangle_type): Mangle va_list_type appropriately.
5227 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5230 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5231 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5232 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5233 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5234 parameter to 1000 for -O1 by default.
5235 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5237 * loop-invariant.c: Include params.h.
5238 (move_loop_invariants): Don't call move_single_loop_invariants on
5241 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5243 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5244 offset when calculating bounds for indexing stack_usage_map. Fixes
5245 a buffer overflow with certain target setups.
5247 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5250 * calls.c (expand_call): Clear try_tail_call if caller and callee
5251 disagree in promotion of function return value.
5253 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5256 * c-common.c (c_determine_visibility): If visibility changed and
5257 DECL_RTL has been already set, call make_decl_rtl to update symbol
5260 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5263 * varasm.c (assemble_variable): Don't check DECL_NAME when
5264 globalizing a variable.
5266 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5269 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5270 expression before any __builtin_trap call.
5271 * c-typeck.c (build_function_call): Convert and check function
5272 arguments before generating a call to a trap. Evaluate the
5273 function arguments before the trap.
5275 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5278 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5279 (UNSPEC_FXAM_MEM): New unspec.
5280 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5281 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5282 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5284 2009-02-19 Richard Guenther <rguenther@suse.de>
5286 PR tree-optimization/39207
5287 PR tree-optimization/39074
5288 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5289 storedanything_tree): New.
5290 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5291 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5292 (build_succ_graph): Add edges from STOREDANYTHING to all
5294 (init_base_vars): Initialize STOREDANYTHING.
5295 (compute_points_to_sets): Free substitution info after
5296 building the succ graph.
5297 (ipa_pta_execute): Likewise.
5299 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5301 (do_ds_constraint): Do not add to special var or non-pointer
5303 (type_could_have_pointers): Split out from ...
5304 (could_have_pointers): ... here. For arrays use the element type.
5305 (create_variable_info_for): Initialize may_have_pointers.
5306 (new_var_info): Likewise.
5307 (handle_lhs_call): Make the HEAP variable unknown-sized.
5308 (intra_create_variable_infos): Use a type with pointers for
5309 PARM_NOALIAS, make it unknown-sized.
5311 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5314 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5316 2009-02-18 Jason Merrill <jason@redhat.com>
5319 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5320 value if DECL_EXTERNAL.
5321 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5322 * target.h (gcc_target::binds_local_p): Clarify "module".
5323 * tree.h (TREE_PUBLIC): Clarify "module".
5325 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5328 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5329 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5331 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5334 * c.opt (Wabi): Support C and ObjC.
5337 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5339 * config/i386/i386.c (classify_argument): Warn once about the ABI
5340 change when passing union with long double.
5342 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5344 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5347 * c-parser.c (c_parser_compound_statement): Always enter and leave
5350 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5353 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5355 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5357 PR tree-optimization/36922
5358 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5359 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5362 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5364 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5367 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5369 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5371 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5373 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5376 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5377 Richard Sandiford <rdsandiford@googlemail.com>
5379 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5380 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5381 (loongson_biadd): ...this.
5383 2009-02-17 Richard Guenther <rguenther@suse.de>
5385 PR tree-optimization/39202
5386 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5387 a var make sure to follow existing collapses.
5389 2009-02-17 Richard Guenther <rguenther@suse.de>
5392 * langhooks.c (lhd_print_error_function): Check for NULL block.
5394 2009-02-17 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/39204
5397 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5400 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5402 * config/soft-fp/double.h: Update from glibc CVS.
5404 2009-02-17 Richard Guenther <rguenther@suse.de>
5406 PR tree-optimization/39207
5407 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5408 strict-aliasing warnings for pointers pointing to NULL.
5410 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5413 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5414 skipping until next close brace.
5416 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5419 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5420 to function argument boundary.
5422 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5424 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5425 in the lea_add. Reload eventually constraints it properly.
5426 * config/picochip/constraints.md : Remove the target constraint
5427 "b", since it is not needed anymore.
5429 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5431 * gthr-dce.h: Uglify function parameter and local variable names.
5432 * gthr-gnat.h: Likewise.
5433 * gthr-mipssde.h: Likewise.
5434 * gthr-nks.h: Likewise.
5435 * gthr-posix95.h: Likewise.
5436 * gthr-posix.h: Likewise.
5437 * gthr-rtems.h: Likewise.
5438 * gthr-single.h: Likewise.
5439 * gthr-solaris.h: Likewise.
5440 * gthr-tpf.h: Likewise.
5441 * gthr-vxworks.h: Likewise.
5442 * gthr-win32.h: Likewise.
5444 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5447 * config/i386/i386.md: Restrict the new peephole2 to move
5448 between MMX/SSE registers.
5450 2009-02-15 Richard Guenther <rguenther@suse.de>
5453 2009-02-13 Richard Guenther <rguenther@suse.de>
5455 * configure.ac: Enable LFS.
5456 * configure: Re-generate.
5457 * config.in: Likewise.
5459 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5461 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5462 spu_srqwbyte, spu_srqwbytebc): Define.
5463 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5464 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5465 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5466 "shrqby_<mode>"): New insn-and-split patterns.
5467 * config/spu/spu.c (expand_builtin_args): Determine and return
5468 number of operands using spu_builtin_description data.
5469 (spu_expand_builtin_1): Use it.
5471 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5474 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5477 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5480 * config/i386/i386.c (override_options): Correct warning
5481 messages for -malign-loops, -malign-jumps and -malign-functions.
5483 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5486 * config/i386/i386.md: Restrict the new peephole2 to move
5487 between the general purpose registers.
5489 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5492 * config/i386/i386.c (type_natural_mode): Add a new argument.
5493 Return the original mode and warn ABI change if vector size is 32byte.
5494 (function_arg_advance): Updated.
5495 (function_arg): Likewise.
5496 (ix86_function_value): Likewise.
5497 (ix86_return_in_memory): Likewise.
5498 (ix86_sol10_return_in_memory): Likewise.
5499 (ix86_gimplify_va_arg): Likewise.
5500 (function_arg_32): Don't warn ABX ABI change here.
5501 (function_arg_64): Likewise.
5503 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5505 * loop-iv.c (implies_p): In the final case, test that operands 0
5506 of the two comparisons match.
5508 * config/bfin/bfin.c (find_prev_insn_start): New function.
5509 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5510 (find_next_insn_start): Move.
5512 2009-02-13 Richard Guenther <rguenther@suse.de>
5514 * configure.ac: Enable LFS.
5515 * configure: Re-generate.
5516 * config.in: Likewise.
5518 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5521 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5522 sizes on syntax error after some arguments have been parsed.
5524 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5526 * doc/invoke.texi (-fira): Remove.
5528 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5530 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5531 * recog.c: Likewise.
5534 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5536 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5537 (umul_ppmm): Likewise.
5538 (count_leading_zeros): Likewise.
5539 (count_trailing_zeros): Likewise.
5540 (UMUL_TIME): Likewise.
5542 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5544 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5545 soft-fp/t-softfp to tmake_file.
5547 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5548 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5549 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5550 IA64_BUILTIN_INFQ]: New.
5551 (ia64_init_builtins): Initialize __builtin_infq,
5552 __builtin_fabsq and __builtin_copysignq if not HPUX.
5553 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5554 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5556 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5558 (__fixtfti): Likewise.
5559 (__fixunstfti): Likewise.
5560 (__floattitf): Likewise.
5562 * config/ia64/libgcc-glibc.ver: New.
5563 * config/ia64/t-fprules-softfp: Likewise.
5564 * config/ia64/sfp-machine.h: Likewise.
5566 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5567 (LIBGCC2_TF_CEXT): Likewise.
5568 (TF_SIZE): Likewise.
5569 (TARGET_INIT_LIBFUNCS): Likewise.
5571 * config/ia64/t-glibc (SHLINB_MAPFILES):
5572 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5574 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5576 * config/i386/i386.c (construct_container): Rewrite processing
5577 BLKmode with X86_64_SSE_CLASS.
5579 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5582 * config/i386/i386.md: Replace simplify_replace_rtx with
5583 replace_rtx in the new peephole2.
5585 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5587 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5588 loop unrolling do not happen at -O2.
5590 2009-02-12 Michael Matz <matz@suse.de>
5592 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5594 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5596 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5599 2009-02-12 Ben Elliston <bje@au.ibm.com>
5601 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5602 patterns when updating the back chain. Missed in the 2009-02-10
5605 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5607 * doc/extend.texi (Decimal Floating Types): Update identifier of
5608 draft TR and list of missing support.
5610 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5613 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5614 bit to variable length decl's flags, add it also to its
5615 pointer replacement variable.
5617 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5618 Jakub Jelinek <jakub@redhat.com>
5621 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5622 (memory_blockage): New expander.
5623 (*memory_blockage): New insn pattern.
5624 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5625 instead of general blockage at the end of function prologue when
5626 frame pointer is used to access red zone area. Do not emit blockage
5627 when profiling, it is emitted in generic code.
5628 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5629 function epilogue when frame pointer is used to access red zone area.
5631 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5634 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5635 by arithmetic with memory operands.
5636 * config/i386/predicates.md (commutative_operator): New.
5638 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5640 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5643 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5645 * alias.h (record_alias_subset): Declare.
5646 * alias.c (record_alias_subset): Make global.
5648 2009-02-10 Nick Clifton <nickc@redhat.com>
5650 * tree-parloops.c: Change license to GPLv3.
5651 * ipa-struct-reorg.c: Change license to GPLv3.
5652 * ipa-struct-reorg.h: Change license to GPLv3.
5654 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5657 * c-decl.c (start_struct): Return NULL on error.
5659 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5662 * cfgloopmanip.c (remove_path): Call remove_bbs after
5663 cancel_loop_tree, not before it.
5666 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5667 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5668 VAR_DECLs were seen.
5669 * tree-ssa-live.c (remove_unused_locals): Recompute
5670 cfun->has_local_explicit_reg_vars.
5671 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5672 copies or clearings if cfun->has_local_explicit_reg_vars.
5674 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5677 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5678 of function prologue when frame pointer is used to access
5681 2009-02-10 Richard Guenther <rguenther@suse.de>
5684 * gimplify.c (gimple_regimplify_operands): Always look if
5685 we need to create a temporary.
5687 2009-02-10 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/39132
5690 * tree-loop-distribution.c (todo): New global var.
5691 (generate_memset_zero): Trigger TODO_rebuild_alias.
5692 (tree_loop_distribution): Return todo.
5694 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5697 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5698 (x86_64_reg_class_name): Removed.
5699 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5700 first one isn't X86_64_SSE_CLASS or any other ones aren't
5701 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5702 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5703 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5704 and 3 X86_64_SSEUP_CLASS.
5705 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5706 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5708 2009-02-10 Ben Elliston <bje@au.ibm.com>
5710 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5711 form instruction to update the stack back chain word, even if the
5712 user has disabled the generation of update instructions.
5713 (movdi_<mode>_update_stack): New.
5714 (movsi_update_stack): Likewise.
5715 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5716 always use an update form instruction to update the stack back
5719 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5722 * graphite.c (if_region_set_false_region): After moving a region in
5723 the false branch of a condition, remove the empty dummy basic block.
5724 (gloog): Remove wrong fix for PR38953.
5726 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5728 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5729 generation due to implicit sign extension.
5731 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5734 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5735 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5737 2009-02-09 Richard Guenther <rguenther@suse.de>
5740 * convert.c (convert_to_real): Disable (float)fn((double)x)
5741 to fnf(x) conversion if errno differences may occur and
5742 -fmath-errno is set.
5744 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5746 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5747 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5748 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5750 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5753 * c-common.c (handle_alias_attribute): Disallow attribute for
5754 anything not a FUNCTION_DECL or VAR_DECL.
5756 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5759 * real.c (do_compare): Special-case compare of zero against
5760 decimal float value.
5762 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5765 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5766 as indicating flexible array members unless the field itself is
5767 being declarared as the incomplete array.
5769 2009-02-06 Jan Hubicka <jh@suse.cz>
5771 PR tree-optimization/38844
5772 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5775 2009-02-06 Richard Guenther <rguenther@suse.de>
5778 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5779 fork because we may expand it as __gcov_fork.
5781 2009-02-06 Nick Clifton <nickc@redhat.com>
5783 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5785 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5787 PR tree-optimization/35659
5788 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5789 vn_phi_eq): Shortcut if hashcode does not match.
5790 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5792 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5793 and avoid iterative_hash_expr.
5794 (FOR_EACH_VALUE_ID_IN_SET): New.
5795 (value_id_compare): Remove.
5796 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5797 sort expressions by value id.
5799 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5802 * config/sh/predicates.md (general_movsrc_operand): Don't check
5803 the subreg of system registers here.
5805 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5808 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5811 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5813 PR rtl-optimization/39110
5814 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5815 addresses, not aligned ones.
5817 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5818 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/39100
5821 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5822 comment says and add edges.
5824 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5827 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5828 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5830 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5832 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5833 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5834 register_bb_in_sese, new_sese, free_sese): Moved.
5835 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5836 outermost_loop_in_scop, build_scop_iteration_domain,
5837 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5838 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5839 Use loop_in_sese_p instead of loop_in_scop_p.
5840 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5841 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5842 (scopdet_basic_block_info): Fix bug in scop detection.
5843 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5844 eq_loop_to_cloog_loop): Remove.
5845 (nb_loops_around_loop_in_scop, nb_loop
5846 ref_nb_loops): Moved here...
5847 * graphite.h (ref_nb_loops): ... from here.
5848 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5849 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5850 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5851 * testsuite/gcc.dg/graphite/scop-19.c: New
5853 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5854 Hans-Peter Nilsson <hp@axis.com>
5856 PR rtl-optimization/37889
5857 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5858 Move offset handling from PLUS to before the switch. Use new
5859 arguments when considering SYMBOL_REFs too.
5860 (rtx_addr_can_trap_p): Pass dummy offset and size.
5861 (enum may_trap_p_flags): Remove.
5862 (may_trap_p_1): Pass size from MEM_SIZE.
5864 PR rtl-optimization/38921
5865 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5866 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5867 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5868 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5870 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5872 AVX Programming Reference (January, 2009)
5873 * config/i386/sse.md (*vpclmulqdq): New.
5875 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5877 PR tree-optimization/38977
5878 PR gcov-profile/38292
5879 * calls.c (special_function_p): Disregard __builtin_ prefix.
5881 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5883 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5884 non-indexable addresses even before reload.
5886 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5889 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5890 as having variable size. Do not give an error for unnamed
5891 parameters with [*] declarators. Give a warning for type names
5892 with [*] declarators and mark them as variable size.
5893 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5894 for sizeof applied to [*] type names.
5896 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5899 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5901 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5903 * gcc.c (process_command): Update copyright notice dates.
5904 * gcov.c (print_version): Likewise.
5905 * gcov-dump.c (print_version): Likewise.
5906 * mips-tfile.c (main): Likewise.
5907 * mips-tdump.c (main): Likewise.
5909 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5912 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5913 for composite type involving a zero-length array type.
5915 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5918 * function.c (match_asm_constraints_1): Skip over
5919 initial optional % in the constraint.
5922 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5923 supported, don't accept FIXED_CSTs.
5924 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5925 and _Sat is used without _Fract/_Accum. Set specs->type to
5926 integer_type_node for cts_fract/cts_accum if fixed point is not
5929 2009-02-02 Catherine Moore <clm@codesourcery.com>
5931 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5933 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5935 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5936 (ABI_HAS_64BIT_SYMBOLS): Use it.
5937 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5939 2009-02-02 Paul Brook <paul@codesourcery.com>
5941 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5943 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5946 * recog.h (asm_operand_ok): Add constraints argument.
5947 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5948 recurse on matching constraint.
5949 (check_asm_operands): Pass constraints as 3rd argument to
5950 asm_operand_ok. Don't look up matching constraint here.
5951 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5954 2009-02-02 Ben Elliston <bje@au.ibm.com>
5956 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5957 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5959 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5961 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5962 information. Remove some obsolete information. Reorganize.
5964 * config/pa/fptr.c: Revert license to GPL 2.
5965 * config/pa/milli64.S: Likewise.
5967 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5970 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5971 LIBRARY name in, instead of hard-coding it.
5972 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5973 extra target make frag to tmake_files according to EH model.
5974 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5975 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5976 frags that define makefile variable EH_MODEL appropriately.
5977 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5978 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5979 to "-sjlj" according to type of EH configured.
5980 (LIBGCC_SONAME): Concatenate it to shared library base name.
5981 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5982 to "_sjlj" according to type of EH configured.
5983 (LIBGCC_SONAME): Concatenate it to shared library base name.
5984 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5985 (SHLIB_LINK): Add missing semicolon to if-else construct.
5986 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5987 string value of "pe_dll" command-line option.
5988 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5989 (SHLIB_SONAME): Use it when overriding t-cygming default.
5990 (SHLIB_IMPLIB): Override t-cygming default.
5991 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5992 string value of "pe_dll" command-line option.
5994 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5997 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5998 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6000 2009-01-31 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/38937
6003 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6004 computing the transitive closure.
6006 2009-01-30 Richard Guenther <rguenther@suse.de>
6008 PR tree-optimization/39041
6009 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6010 Propagate variable indices only if the types match for this stmt.
6012 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6015 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6016 inline but never defined.
6018 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6020 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6021 (*insv_h_di_reg_extimm): New insn.
6022 (*insv_l<mode>_reg_extimm): New insn.
6024 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6026 * config/picochip/picochip.c (flag_conserve_stack): set
6027 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6028 fconserve-stack. Reduce call-overhead used by inliner.
6030 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6033 * common.opt (flag_conserve_stack): Initialised to zero.
6035 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6038 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6039 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6042 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6044 * ira-color.c (allocno_reload_assign): Update comments.
6045 * regmove.c (regmove_optimize): Likewise.
6049 2009-01-29 Robert Millan <rmh@aybabtu.com>
6051 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6052 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6053 `MD_UNWIND_SUPPORT'.
6054 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6056 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6058 PR tree-optimization/39007
6059 * tree-loop-distribution.c (generate_builtin): Use
6060 recompute_dominator to compute the immediate dominator of the
6061 basic block just after the loop.
6063 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6065 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6066 (ASM_OUTPUT_DWARF_PCREL): Define.
6068 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6070 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6071 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6072 global. Modify entries about regmove and IRA.
6074 * ra-conflict.c: Remove the file.
6076 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6078 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6079 (pass_regclass_init): Rename to pass_reginfo_init.
6081 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6083 * toplev.h (flag_ira): Remove.
6085 * caller-save.c (setup_save_areas): Remove flag_ira.
6087 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6089 * global.c: Remove the file.
6091 * opts.c (decode_options): Remove flag_ira.
6093 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6095 * regmove.c: Modify file description.
6096 (find_use_as_address, try_auto_increment): Define them only if
6097 AUTO_INC_DEC is defined.
6098 (replacement_quality, replace_in_call_usage, fixup_match_1,
6099 stable_and_no_regs_but_for_p): Remove.
6100 (reg_set_in_bb): Make it static.
6101 (regmove_optimize): Remove flag_ira and code which worked for
6104 * local-alloc.c: Remove the file.
6106 * common.opt (fira): Remove.
6108 * ira.c: Include except.h.
6109 (eliminable_regset): Move from global.c.
6110 (mark_elimination): Ditto. Remove flag_ira.
6111 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6112 equiv_mem_modified, validate_equiv_mem_from_store,
6113 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6114 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6115 no_equiv, recorded_label_ref): Move from local-alloc.c.
6116 (update_equiv_regs): Ditto. Make it static.
6117 (print_insn_chain, print_insn_chains): Move it from global.c.
6118 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6119 (build_insn_chain): Ditto. Make it static.
6120 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6121 Rename to init_live_subregs.
6122 (gate_ira): Remove flag_ira.
6124 * regclass.c: Rename reginfo.c. Change file description.
6125 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6126 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6127 (init_reg_sets_1): Remove code for evaluation of
6128 reg_class_superclasses and losing_caller_save_reg_set.
6129 (init_regs): Remove init_reg_autoinc.
6130 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6131 ok_for_base_p_nonstrict): Remove.
6132 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6133 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6134 corresponding entries.
6135 (dump_regclass, record_operand_costs, scan_one_insn,
6136 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6137 record_address_regs, auto_inc_dec_reg_p): Remove.
6138 (gt-regclass.h): Rename to gt-reginfo.h.
6140 * rtl.h (dump_global_regs, retry_global_alloc,
6141 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6143 * Makefile.in (RA_H): Remove.
6144 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6145 Rename regclass.o to reginfo.o.
6146 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6148 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6149 (GTFILES): Rename regclass.c to reginfo.c.
6151 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6152 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6154 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6155 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6157 (finish_spills): Ditto. Remove code for !flag_ira.
6159 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6162 * doc/invoke.texi (rtl debug options): Complete rewrite.
6163 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6165 * mode-switching.c (pass_mode_switching): Rename pass from
6166 "mode-sw" to "mode_sw".
6167 * except.c (pass_convert_to_eh_ranges): Rename pass from
6168 "eh-ranges" to "eh_ranges".
6169 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6173 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6174 Alexander Monakov <amonakov@ispras.ru>
6177 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6179 (move_exprs_to_boundary): Change return type and pass through
6180 should_move from move_op. Relax assert. Update usage ...
6181 (schedule_expr_on_boundary): ... here. Use should_move instead of
6183 (move_op_orig_expr_found): Indicate that insn was disconnected from
6185 (code_motion_process_successors): Do not call after_merge_succs
6186 callback if original expression was not found when traversing any of
6188 (code_motion_path_driver): Change return type. Update prototype.
6189 (move_op): Update comment. Add a new parameter (should_move). Update
6190 prototype. Set *should_move based on indication provided by
6191 move_op_orig_expr_found.
6193 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6195 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6196 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6197 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6198 * config/rs6000/rs6000.c (rs6000_override_options): Default
6199 avoid-indexed-addresses on for Power6, off for everything else.
6200 (avoiding_indexed_address_p): New function.
6201 (rs6000_legitimize_address): Use it.
6202 (rs6000_legitimate_address): Likewise.
6203 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6205 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6207 PR tree-optimization/38997
6208 * tree-loop-distribution.c (generate_memset_zero): Use
6209 POINTER_PLUS_EXPR for a pointer addition.
6211 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6213 * config/s390/s390.md (bswap<mode>2): New pattern added.
6215 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6217 * config/s390/s390.md (*tls_load_31): Added type attribute.
6219 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6221 * config/s390/s390.md: Fix a few comments.
6223 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6225 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6226 (*tm<mode>_full): Fixed z10prop attribute.
6227 (*tst<mode>_extimm): Fixed z10prop attribute.
6228 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6229 (*tstqiCCT_cconly): Fixed z10prop attribute.
6230 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6231 (*movsi_larl): Fixed z10prop attribute.
6232 (*movsi_zarch): Fixed z10prop attribute.
6233 (*movsi_eas): Fixed z10prop attribute.
6234 (*movhi): Fixed z10prop attribute.
6235 (*movqi): Fixed z10prop attribute.
6236 (*movstrictqi): Fixed z10prop attribute.
6237 (*mov<mode>): Fixed z10prop attribute.
6238 (*movcc): Fixed z10prop attribute.
6239 (*sethighpartdi_64): Fixed z10prop attribute.
6240 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6241 (*negdi2_sign_cc): Fixed z10prop attribute.
6242 (*negdi2_sign): Fixed z10prop attribute.
6243 (*absdi2_sign_cc): Fixed z10prop attribute.
6244 (*absdi2_sign): Fixed z10prop attribute.
6245 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6246 (*negabsdi2_sign): Fixed z10prop attribute.
6247 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6248 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6249 (doloop_si64): Fixed z10prop attribute.
6250 (doloop_si31): Fixed z10prop attribute.
6251 (doloop_long): Fixed z10prop attribute.
6252 (indirect_jump): Fixed z10prop attribute.
6253 (nop): Fixed z10prop attribute.
6254 (main_base_64): Fixed z10prop attribute.
6255 (reload_base_64): Fixed z10prop attribute.
6257 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6259 PR rtl-optimization/38740
6260 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6262 * config/mips/mips.c (mips_reorg): Likewise.
6264 2009-01-28 Richard Guenther <rguenther@suse.de>
6266 PR tree-optimization/38926
6267 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6268 with the correct value id to a value.
6269 (do_regular_insertion): Use the value number of edoubleprime
6270 for the value number of the expr.
6273 2008-08-21 Richard Guenther <rguenther@suse.de>
6275 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6276 a PHI ask VN if it is already available.
6277 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6278 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6280 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6283 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6284 set to varying whenever max has TREE_OVERFLOW set, similarly
6285 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6287 2009-01-28 Richard Guenther <rguenther@suse.de>
6290 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6291 uninitialized aggregate uses in call arguments.
6293 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6295 PR tree-optimization/38984
6296 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6297 the nothing_id variable if -fno-delete-null-pointer-checks.
6299 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6302 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6303 (set_got_offset_rex64): Ditto.
6305 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6308 * doc/extend.texi: Improve local variable with asm reg.
6310 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6312 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6313 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6314 was not supplied then set warn_packed_bitfield_compat to the
6316 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6319 2009-01-27 Richard Guenther <rguenther@suse.de>
6321 PR tree-optimization/38503
6322 * cfgexpand.c (expand_gimple_basic_block): Ignore
6323 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6324 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6325 variables that cannot have TBAA applied.
6326 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6329 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6332 * calls.c (initialize_argument_information): Do not wrap complex
6333 arguments in SAVE_EXPR.
6335 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6337 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6338 (INSTALL_LIBGCC): Revert typo commit.
6340 2009-01-26 Richard Guenther <rguenther@suse.de>
6342 PR tree-optimization/38745
6343 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6344 from special handling.
6346 2009-01-26 Richard Guenther <rguenther@suse.de>
6348 PR tree-optimization/38745
6349 * tree-ssa.c (execute_update_addresses_taken): Do not include
6350 variables that cannot possibly be a register in not_reg_needs.
6351 Do not clear TREE_ADDRESSABLE on vars that may not become
6353 * tree-ssa.c (update_alias_info_1): Include those in the set
6354 of addressable vars.
6356 2009-01-26 Richard Guenther <rguenther@suse.de>
6359 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6360 * tree-ssa-dse.c: Include langhooks.h
6361 (execute_simple_dse): Remove stores with zero size.
6363 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6366 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6369 2009-01-24 Julian Brown <julian@codesourcery.com>
6371 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6372 config/arm/linux-atomic.c.
6373 * config/arm/linux-atomic.c: New.
6375 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6377 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6378 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6379 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6381 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6384 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6387 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6389 PR tree-optimization/38953
6390 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6391 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6392 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6393 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6396 2009-01-24 Paul Brook <paul@codesourcery.com>
6398 * config/arm/neon.md (neon_type): Move to arm.md.
6399 (neon_mov<VSTRUCT>): Add neon_type attribute.
6400 * config/arm/arm.md (neon_type): Move to here.
6401 (conds): Add "unconditioal" and use as default for NEON insns.
6403 2009-01-24 Ben Elliston <bje@au.ibm.com>
6405 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6406 void *' warning from -Wc++-compat.
6407 * Makefile.in (dominance.o-warn): Remove.
6409 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6411 PR tree-optimization/38932
6412 * fold-const.c (fold_unary_ignore_overflow): New.
6413 * tree.h (fold_unary_ignore_overflow): Declare.
6414 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6415 * tree-ssa-sccvn.c (visit_reference_op_load,
6416 simplify_unary_expression): Likewise.
6418 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6420 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6421 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6422 regardless of their type.
6423 * c-common.c (handle_packed_attribute): Don't ignore packed on
6425 * c.opt (Wpacked-bitfield-compat): New warning option.
6426 * stor-layout.c (place_field): Warn if offset of a field changed.
6427 * doc/extend.texi (packed): Mention the ABI change.
6428 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6429 (Warning Options): Add it to the list.
6431 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6433 * c-opts.c (c_common_post_options): Fix a typo in comments.
6435 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6438 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6439 variables to static.
6440 * doc/invoke.texi (-fmerge-all-constants): Update description.
6442 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6445 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6446 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6448 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6450 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6452 (LOCAL_ALIGNMENT): Similarly.
6454 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6455 Joseph Myers <joseph@codesourcery.com>
6457 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6458 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6459 * config/arm/arm-tune.md: Regenerate.
6460 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6463 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6465 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6466 version number to five.
6468 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6471 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6472 * c-common.c (set_underlying_type): Likewise.
6473 (is_typedef_decl ): Likewise
6475 (set_underlying_type): Likewise.
6476 (is_typedef_type): Likewise.
6478 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6481 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6484 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6487 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6488 (LIBGCC_SPEC): Don't define.
6489 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6491 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6493 PR rtl-optimization/38879
6494 * alias.c (base_alias_check): Unaligned access via AND address can
6495 alias all surrounding object types except those with sizes equal
6496 or wider than the size of unaligned access.
6498 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6501 * c-decl.c (clone_underlying_type): Move this ...
6502 * c-common.c (set_underlying_type): ... here.
6503 Also, make sure the function properly sets TYPE_STUB_DECL() on
6504 the newly created typedef variant type.
6505 (is_typedef_decl ): New entry point.
6506 * tree.h: Added a new member member_types_needing_access_check to
6507 struct tree_decl_non_common.
6508 (set_underlying_type): New entry point.
6509 (is_typedef_type): Likewise.
6511 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6513 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6514 Check whether two instructions have memory references that
6515 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6516 are helper functions for traversing.
6517 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6518 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6519 not to draw dependency edge for instructions with non-conflicting
6522 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6525 * longlong.h: Update copyright years. Use soft-fp license notice.
6526 Sync __clz_tab declaration with glibc.
6528 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6531 * doc/extend.texi (syscall_linkage): New.
6532 (version_id): Modify.
6534 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6535 Richard Guenther <rguenther@suse.de>
6537 PR tree-optimization/38747
6538 PR tree-optimization/38748
6539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6540 conversion if the base address is an indirect reference and the
6541 aliasing sets could cause issues.
6543 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6545 * common.opt (fgraphite, fgraphite-identity): Add comment for
6546 explaining why these options are not documented.
6548 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6550 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6551 gimple_call_lhs is NULL.
6553 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6556 * emit-rtl.c (adjust_address_1): Make sure memref is never
6559 2009-01-20 Ben Elliston <bje@au.ibm.com>
6561 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6562 const qualifier from arg parameter. Remove unnecessary cast to char *.
6563 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6564 const qualifier from arg 2.
6566 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6568 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6570 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6573 * rtl.h (reinit_regs): New prototype.
6574 * regclass.c: Include ira.h.
6576 * Makefile.in (regclass.o): Add ira.h.
6577 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6579 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6582 * c-common.c (handle_aligned_attribute): Use
6583 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6584 default alignment value.
6586 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6588 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6589 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6591 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6592 __BIGGEST_ALIGNMENT__.
6594 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6596 2009-01-18 Richard Guenther <rguenther@suse.de>
6598 PR tree-optimization/38819
6599 * tree-flow.h (operation_could_trap_helper_p): Declare.
6600 * tree-eh.c (operation_could_trap_helper_p): Export.
6601 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6602 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6603 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6604 are about to insert a possibly trapping instruction and fail
6607 2009-01-18 Andreas Schwab <schwab@suse.de>
6609 * doc/install.texi (Configuration): Remove obsolete paragraph
6610 about use of --with-gnu-ld with --with-gnu-as.
6612 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6614 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6615 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6616 Follow spelling conventions.
6618 2009-01-18 Ben Elliston <bje@au.ibm.com>
6620 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6621 C++ warning about implicit conversion from void * to struct
6623 (bitmap_obstack_free): Likewise for bitmap_element *.
6624 * Makefile.in (bitmap.o-warn): Remove.
6626 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6628 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6630 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6631 Tobias Grosser <tobi.grosser@amd.com>
6633 * graphite.c (graphite_trans_scop_block): Do not block single
6636 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6638 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6639 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6640 test with assertion.
6642 2009-01-16 Richard Guenther <rguenther@suse.de>
6644 PR tree-optimization/38835
6646 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6647 and INT + PTR -> (INT)(PTR p+ INT) folding.
6648 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6650 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6653 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6654 the subreg from a lowpart subreg if it is also casting the value.
6656 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6657 Tobias Grosser <tobi.grosser@amd.com>
6659 * graphite.c (compare_prefix_loops): New.
6660 (build_scop_canonical_schedules): Rewritten.
6661 (graphite_transform_loops): Move build_scop_canonical_schedules
6662 after build_scop_iteration_domain.
6664 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6665 Tobias Grosser <tobi.grosser@amd.com>
6667 * graphite.c (add_conditions_to_domain): Add the loops to
6668 the dimension of the iteration domain. Do copy the domain
6669 only when it exists.
6670 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6671 (add_conditions_to_constraints): New.
6672 (can_generate_code_stmt, can_generate_code): Removed.
6673 (gloog): Do not call can_generate_code.
6674 (graphite_transform_loops): Call add_conditions_to_constraints
6675 after building the iteration domain.
6677 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6679 PR tree-optimization/38789
6680 * tree-ssa-threadedge.c
6681 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6682 __builtin_constant_p.
6684 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6686 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6687 examined before deleting them.
6689 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6691 * function.c (aggregate_value_p): Correctly extract the function
6692 type from CALL_EXPR_FN lookup.
6694 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6696 * config/picochip/picochip.c (picochip_override_options): Revert
6697 CFI asm flag disable commited previously.
6699 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6700 Tobias Grosser <tobi.grosser@amd.com>
6701 Jan Sjodin <jan.sjodin@amd.com>
6703 * graphite.c (scan_tree_for_params): On substractions negate
6704 all the coefficients of the term.
6705 (clast_to_gcc_expression_red): New. Handle reduction expressions
6706 of more than two operands.
6707 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6708 (get_vdef_before_scop): Handle also the case of default definitions.
6710 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6712 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6713 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6714 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6716 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6717 Joey Ye <joey.ye@intel.com>
6720 * cfgexpand.c (expand_stack_alignment): Don't update stack
6721 boundary nor check incoming stack boundary here.
6722 (gimple_expand_cfg): Update stack boundary and check incoming
6723 stack boundary here.
6725 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6727 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6729 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6731 PR rtl-optimization/38245
6732 * calls.c (expand_call): Add stack arguments to
6733 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6734 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6735 in regs and partially in memory or BLKmode arguments.
6736 (emit_library_call_value_1): Add stack arguments to
6737 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6738 ACCUMULATE_OUTGOING_ARGS).
6739 * dce.c: Include tm_p.h.
6740 (find_call_stack_args): New function.
6741 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6743 (mark_insn): Call find_call_stack_args for CALL_Ps.
6744 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6745 forwards. Allocate and free arg_stores bitmap if needed, pass it
6746 down to deletable_insn_p, don't mark stores set in arg_stores
6747 bitmap, clear the bitmap at the beginning of each bb.
6748 * Makefile.in (dce.o): Depend on $(TM_P_H).
6750 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6753 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6754 to make sure the insn is a conditional test (bug 22599). Reformat a
6757 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6760 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6761 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6762 (gloog): Do not call cleanup_tree_cfg.
6763 (graphite_transform_loops): Call cleanup_tree_cfg after all
6764 scops have been code generated.
6766 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6767 * doc/gty.texi (Invoking the garbage collector): Added new node
6768 and section documenting ggc_collect.
6770 2009-01-14 Richard Guenther <rguenther@suse.de>
6772 PR tree-optimization/38826
6774 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6775 initialization notes only if we actually emitted a warning.
6776 (intra_create_variable_infos): Add constraints for a result decl
6777 that is passed by hidden reference.
6778 (build_pred_graph): Mark all related variables non-direct on
6781 2009-01-14 Nick Clifton <nickc@redhat.com>
6783 * ira-conflicts.c: Include addresses.h for the definition of
6785 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6786 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6788 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6791 * Makefile.in (ira-lives.o): Add except.h.
6793 * ira-lives.c: Include except.h.
6794 (process_bb_node_lives): Process can_throw_internal.
6796 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6798 PR rtl-optimization/38774
6799 * combine.c (simplify_set): When undoing cc_use change, don't do
6800 PUT_CODE on the newly created comparison, but instead put back the
6803 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6805 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6806 values. Remove duplicate arm8 entry.
6808 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6810 PR tree-optimization/38786
6811 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6812 the SSA_NAME case of expand_scalar_variables_expr.
6813 Set the type of an expression to the type of its assign statement.
6814 (expand_scalar_variables_expr): Also gather the scalar computation
6815 used to index the memory access. Do not pass loop_p.
6816 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6817 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6818 the gimple_stmt_iterator where it inserts new code.
6820 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6821 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6823 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6825 * graphite.h (debug_value): Removed.
6826 * graphite.c (debug_value): Removed.
6828 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6830 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6831 ldrd/strd with two 32-bit instructions.
6833 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6835 * config/arm/arm.c (struct processors): Pass for speed down into
6836 cost helper functions.
6837 (const_ok_for_op): Handle COMPARE and inequality nodes.
6838 (arm_rtx_costs_1): Rewrite.
6839 (arm_size_rtx_costs): Update prototype.
6840 (arm_rtx_costs): Pass speed down to helper functions.
6841 (arm_slowmul_rtx_costs): Rework cost calculations.
6842 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6843 (arm_9e_rtx_costs): Likewise.
6845 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6847 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6848 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6849 (alpha_legitimize_address): Do not split local symbols wider than
6850 UNITS_PER_WORD into HIGH/LO_SUM parts.
6852 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6855 * gcc.c (process_command): Replace call to execvp with calls
6856 to pex_one and exit.
6858 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6861 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6862 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6863 variant for devices with 3-byte PC.
6864 (__tablejump_elpm__): New.
6866 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6869 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6870 offsetof member-designator, handle it as `[0].'.
6872 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6874 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6875 function when not using named sections on targets with named sections
6876 if branch distance is less than 262132.
6878 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6880 * combine.c (combine_instructions): Recompute
6881 optimize_this_for_speed_p for each BB in the main combine loop.
6883 2009-01-12 Tomas Bily <tbily@suse.cz>
6886 * tree-loop-distribution.c (prop_phis): New function.
6887 (generate_builtin): Call prop_phis.
6888 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6890 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6892 PR tree-optimization/38807
6893 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6894 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6896 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6898 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6899 subreg of op0 to the original op0.
6901 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6903 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6905 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6908 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6909 starting with digits.
6911 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6914 * config/arm/arm.c (arm_is_long_call_p): Don't call
6915 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6917 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6919 * regrename.c (regrename_optimize): Fix dumping.
6920 (find_oldest_value_reg): Preserve REG_POINTER.
6921 (copy_hardreg_forward_1): Likewise.
6923 2009-01-09 Diego Novillo <dnovillo@google.com>
6925 * gimple.h (struct gimple_statement_base) <uid>: Document
6926 the restrictions on its use.
6928 (gimple_set_uid): Tidy.
6930 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6932 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6933 zero guard even if align_bytes != 0 and count is smaller than
6936 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6938 PR rtl-optimization/38495
6939 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6940 (add_range_and_copies_from_move_list): Print all added ranges.
6941 Add ranges to memory optimized destination.
6943 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6947 * config/i386/i386.c (override_options): Reject
6948 -mstringop-strategy=rep_8byte with -m32.
6949 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6950 to 1. Do count comparison against epilogue_size_needed at compile
6951 time even when count_exp was constant forced into register. For
6952 size_needed don't jump to epilogue, instead just avoid aligning
6953 and invoke the body algorithm. If need_zero_guard, add zero guard
6954 even if count is non-zero, but smaller than size_needed + number of
6955 bytes that could be stored for alignment.
6956 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6957 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6958 but smaller than size_needed + number of bytes that could be stored
6959 for alignment. Compare size_needed with epilogue_size_needed instead
6960 of desired_align - align, don't adjust size_needed, pass
6961 epilogue_size_needed to the epilogue expanders.
6964 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6966 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6968 * pa.c (last_address): Change to unsigned.
6969 (update_total_code_bytes): Change argument to unsigned. Don't
6970 check if insn addresses are set.
6971 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6972 addresses are not set.
6973 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6975 2009-01-09 Nick Clifton <nickc@redhat.com>
6977 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6978 DECL_DECLARED_INLINE_P.
6980 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6983 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6984 GET_MODE (op0) in operand_subword_force calls.
6987 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6988 fold_convert arg0 operands to TREE_TYPE (op0) first.
6990 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6992 * params.def (ira-max-conflict-table-size): Decrease default value
6995 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6997 PR tree-optimization/37031
6998 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7000 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7001 allocate it using gc instead of heap, use VEC_quick_push instead of
7003 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7004 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7005 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7006 allocated vector from heap allocated.
7007 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7008 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7009 vector only after perfect_loop_nest_depth call.
7011 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7012 Jan Sjodin <jan.sjodin@amd.com>
7014 PR tree-optimization/38559
7015 * graphite.c (debug_value, copy_constraint,
7016 swap_constraint_variables, scale_constraint_variable, ): New.
7017 (get_lower_bound, get_upper_bound): Removed.
7018 (graphite_trans_bb_strip_mine): Clean up this code that works
7019 only for constant number of iterations. Fully copy upper and
7020 lower bound constraints, not only the constant part of them.
7021 * graphite.h (debug_value): Declared.
7023 2009-01-08 Ira Rosen <irar@il.ibm.com>
7025 PR tree-optimization/37194
7026 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7027 Don't add the cost of cost model guard in prologue to scalar
7028 outside cost in case of known number of iterations.
7030 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7031 Alan Modra <amodra@bigpond.net.au>
7033 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7034 non-word-aligned REG+CONST addressing.
7036 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7039 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7040 free_after_compilation when outputting a thunk.
7041 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7042 Do not call free_after_compilation here.
7044 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7046 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7047 (ix86_valid_target_attribute_inner_p): Ditto.
7049 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7051 PR tree-optimization/38492
7052 PR tree-optimization/38498
7053 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7054 * tree-chrec.h (scev_is_linear_expression): Declared.
7055 * graphite.c (graphite_cannot_represent_loop_niter): New.
7056 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7057 (graphite_loop_normal_form): Use gcc_assert.
7058 (scan_tree_for_params): Use CASE_CONVERT.
7059 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7060 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7061 Use gcc_assert. Discard scops that contain unhandled cases.
7062 (build_scop_conditions): Return a boolean status for unhandled cases.
7063 (strip_mine_profitable_p): Print the loop number, not its depth.
7064 (is_interchange_valid): Pass the depth of the loop nest, don't
7065 recompute it wrongly.
7066 (graphite_trans_bb_block): Same.
7067 (graphite_trans_bb_block): Print tentative of loop blocking.
7068 (graphite_trans_scop_block): Do not print that the loop has been
7070 (graphite_transform_loops): Do not handle scops that contain condition
7073 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7075 AVX Programming Reference (December, 2008)
7076 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7077 (_mm256_stream_pd): Likewise.
7078 (_mm256_stream_ps): Likewise.
7080 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7081 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7082 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7083 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7084 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7085 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7086 (ix86_expand_special_args_builtin): Likewise.
7088 * config/i386/sse.md (AVXMODEDI): New.
7089 (avx_movnt<mode>): Likewise.
7090 (avx_movnt<mode>): Likewise.
7091 (<sse>_movnt<mode>): Remove AVX support.
7092 (sse2_movntv2di): Likewise.
7094 2009-01-07 Richard Guenther <rguenther@suse.de>
7097 * fold-const.c (extract_muldiv): Remove obsolete comment.
7098 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7099 to PLUS_EXPR canonicalization for the canonicalization.
7101 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7103 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7104 hosted cross-compilers generating less efficient code.
7106 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7108 * function.h (rtl_data): Add a dbr_scheduled_p field.
7109 * reorg.c (dbr_schedule): Set it.
7110 (gate_handle_delay_slots): Check it.
7111 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7112 (mips_reorg): Check flag_delayed_branch instead of
7113 mips_base_delayed_branch.
7114 (mips_override_options): Don't set mips_base_delayed_branch
7115 or flag_delayed_branch.
7117 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7119 PR rtl-optimization/38426.
7120 * ira.c (ira): Set current_function_is_leaf earlier.
7122 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7124 PR rtl-optimization/38722
7125 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7126 too early, only set a flag and modify after last possible
7129 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7132 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7133 * real.c (decimal_single_format): Correct values of emin and emax.
7134 (decimal_double_format): Ditto.
7135 (decimal_quad_format): Ditto.
7136 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7137 computation of DECnn_MIN and DECnn_MAX for corrected values of
7138 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7139 __DECnn_MIN__, and adjust its computation for the corrected value
7142 2009-01-06 Jan Hubicka <jh@suse.cz>
7145 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7147 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7149 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7150 Add Robert Clark to the list of testers.
7152 2009-01-06 Jan Hubicka <jh@suse.cz>
7153 Kai Tietz <kai.tietz@onevision.com>
7155 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7156 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7158 2009-01-06 Jan Hubicka <jh@suse.cz>
7159 Kai Tietz <kai.tietz@onevision.com>
7161 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7163 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7164 (ix86_nsaved_regs): Count only general purpose regs.
7165 (ix86_nsaved_sseregs): New.
7166 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7167 to 16 for w64; compute padding and size of sse reg save area.
7168 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7169 general purpose regs.
7170 (ix86_emit_save_sse_regs_using_mov): New.
7171 (ix86_expand_prologue): Save SSE regs if needed.
7172 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7173 (ix86_emit_restore_sse_regs_using_mov): New.
7174 (ix86_expand_epilogue): Save SSE regs if needed.
7176 2009-01-06 Jan Hubicka <jh@suse.cz>
7177 Kai Tietz <kai.tietz@onevision.com>
7179 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7180 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7181 functions when accumulate outgoing args is off.
7183 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7186 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7187 before using pseudos_have_intersected_live_ranges_p.
7189 * ira-int.h (ira_assert): Always define.
7191 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7193 AVX Programming Reference (December, 2008)
7194 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7195 (_mm256_permute2_pd): Likewise.
7196 (_mm_permute2_ps): Likewise.
7197 (_mm256_permute2_ps): Likewise.
7198 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7199 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7201 * config/i386/i386.c (ix86_builtins): Remove
7202 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7203 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7204 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7205 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7206 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7207 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7208 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7209 __builtin_ia32_vpermil2ps256.
7210 (ix86_init_mmx_sse_builtins): Updated.
7211 (ix86_expand_args_builtin): Likewise.
7213 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7215 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7216 long absolute calls when generating PA 2.0 code.
7218 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7220 PR rtl-optimization/38583
7221 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7223 * params.def (ira-max-conflict-table-size): New.
7225 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7227 * ira.h (ira_conflicts_p): New external definition.
7229 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7230 table. Report this. Return result of building.
7231 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7232 building conflict table.
7234 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7235 (ira_color): Use ira_conflicts_p.
7237 * global.c: Include ira.h.
7238 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7241 * Makefile.in (global.o): Add ira.h.
7243 * ira-build.c (mark_all_loops_for_removal,
7244 propagate_some_info_from_allocno): New.
7245 (remove_unnecessary_allocnos): Call
7246 propagate_some_info_from_allocno.
7247 (remove_low_level_allocnos): New.
7248 (remove_unnecessary_regions): Add parameter. Call
7249 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7250 parameter to remove_unnecessary_regions.
7251 (ira_build): Remove all regions but root if the conflict table was
7252 not built. Update conflict hard regs for allocnos crossing calls.
7254 * ira.c (ira_conflicts_p): New global.
7255 (ira): Define and use ira_conflicts_p.
7257 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7258 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7259 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7261 2009-01-06 Ben Elliston <bje@au.ibm.com>
7263 * gengtype-lex.l (YY_NO_INPUT): Define.
7265 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7268 * c-common.c (handle_vector_size_attribute): Also reject
7271 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7273 PR tree-optimization/38492
7274 * graphite.c (rename_map_elt, debug_rename_elt,
7275 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7276 rename_map_elt_info, eq_rename_map_elts,
7277 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7278 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7279 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7280 (sese_build_livein_liveouts): New.
7281 (new_sese, free_sese): New.
7282 (new_scop): Call new_sese.
7283 (free_scop): Call free_sese.
7284 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7285 (register_old_new_names): Renamed register_old_and_new_names.
7286 (register_scop_liveout_renames, add_loop_exit_phis,
7287 insert_loop_close_phis, struct igp,
7288 default_liveout_before_guard, add_guard_exit_phis,
7289 insert_guard_phis, copy_renames): New.
7290 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7291 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7292 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7293 (scop_adjust_phis_for_liveouts): New.
7294 (gloog): Call scop_adjust_phis_for_liveouts.
7296 * graphite.h (struct sese): Documented. Added fields liveout,
7298 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7299 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7300 (struct scop): Added field liveout_renames.
7301 (SCOP_LIVEOUT_RENAMES): New.
7303 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7305 PR tree-optimization/38510
7306 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7307 (translate_clast): Call recompute_all_dominators before
7309 (gloog): Call recompute_all_dominators before graphite_verify.
7311 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7312 Jan Sjodin <jan.sjodin@amd.com>
7314 PR tree-optimization/38500
7315 * graphite.c (create_sese_edges): Call fix_loop_structure after
7318 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7320 * config.gcc: Add m32r*-*-rtems*.
7321 * config/m32r/rtems.h: New file.
7323 2009-01-05 Ben Elliston <bje@au.ibm.com>
7325 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7326 (.po.pox): Likewise.
7327 (po/gcc.pot): Likewise.
7329 2009-01-04 David S. Miller <davem@davemloft.net>
7331 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7332 (STARTING_FRAME_OFFSET): Always set to zero.
7334 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7336 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7337 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7338 fixed-point types, and vectors of the same.
7340 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7342 * config/mips/sync.md (*mb_barrier): Rename to...
7343 (*memory_barrier): ...this.
7345 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7347 * doc/extend.texi (Function Attributes): Move @cindex after @item
7348 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7349 and put in alphabetical order. Fix 'target' name and put in order.
7350 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7353 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7355 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7356 (memory_barrier): Expand as unspec instead of unspec_volatile.
7357 Remove mem:BLK from insn operands. Use Pmode scratch register.
7358 (*memory_barrier): Define as unspec instead of unspec_volatile.
7359 Use (match_dup 0) as input operand.
7361 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7362 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7363 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7364 scratch register. Remove operand 1.
7365 (*stbar): Define as unspec instead of unspec_volatile.
7366 Use (match_dup 0) as input operand, remove (const_int 8).
7367 (*membar): Define as unspec instead of unspec_volatile.
7368 Use (match_dup 0) as input operand, remove input operand 2.
7370 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7371 (memory_barrier): Expand as unspec instead of unspec_volatile.
7372 Remove mem:BLK from insn operands. Use Pmode scratch register.
7373 (*memory_barrier): Define as unspec instead of unspec_volatile.
7374 Use (match_dup 0) as input operand.
7376 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7377 Remove mem:BLK from insn operands. Use Pmode scratch register.
7378 Set volatile flag on operand 0.
7379 (*memory_barrier): New insn pattern.
7381 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7383 (*memory_barrier): Use (match_dup 0) as input operand.
7385 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7386 Remove mem:BLK from insn operands. Use Pmode scratch register.
7387 Set volatile flag on operand 0.
7388 (*mb_internal): New insn pattern.
7390 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7392 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7395 * function.c (struct temp_slot): Move to the section of the file
7396 that deals with temp slots. Remove field 'address'.
7397 (temp_slot_address_table): New hash table of address -> temp slot.
7398 (struct temp_slot_address_entry): New struct, items for the table.
7399 (temp_slot_address_compute_hash, temp_slot_address_hash,
7400 temp_slot_address_eq, insert_temp_slot_address): Support functions
7402 (find_temp_slot_from_address): Rewrite to use the new hash table.
7403 (remove_unused_temp_slot_addresses): Remove addresses of temp
7404 slots that have been made available.
7405 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7406 worker function for remove_unused_temp_slot_addresses.
7407 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7408 Add the temp slot address to the address -> temp slot map.
7409 (update_temp_slot_address): Update via insert_temp_slot_address.
7410 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7411 (pop_temp_slots): Likewise.
7412 (init_temp_slots): Allocate the address -> temp slot map, or empty
7413 the map if it is already allocated.
7414 (prepare_function_start): Initialize temp slot processing.
7416 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7419 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7420 Calculate the size of all stack vars assuming no packing of stack
7421 vars will happen, replacing a quadratic algorithm with a linear one.
7423 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7426 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7429 2009-01-03 Diego Novillo <dnovillo@google.com>
7431 * doc/contrib.texi: Update contributions.
7433 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7436 * builtins.c (fold_builtin_memory_op): Give up if either operand
7437 is volatile. Set srctype or desttype to non-qualified version
7441 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7444 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7446 PR rtl-optimization/35805
7447 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7448 problem if fast dce is able to remove any instructions.
7449 * dce.c (dce_process_block): Fix dump message.
7451 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7454 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7456 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7459 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7460 * tree-pretty-print.c (op_code_prio): New function.
7461 (op_prio): No longer static. Use op_code_prio.
7462 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7463 Use op_prio and op_code_prio to determine if () should be
7464 printed around operand(s) or not.
7466 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7467 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7468 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7469 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7470 pp_character instead of pp_string for single letter printing.
7472 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7474 * doc/extend.texi: Fix '#pragma GCC option' typo.
7476 2009-01-02 Richard Guenther <rguenther@suse.de>
7478 * doc/install.texi (--enable-checking): Mention different
7480 (--enable-stage1-checking): Document.
7482 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7485 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7486 case to be an error.
7488 2009-01-02 Ben Elliston <bje@au.ibm.com>
7490 * config/fp-bit.h (pack_d): Constify argument.
7491 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7492 (isnan): Constify argument.
7496 (_fpadd_parts): Constify return type.
7497 (_fpmul_parts): Likewise.
7498 (_fpdiv_parts): Likewise.
7500 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7503 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7504 warn about overwriting initializer with side-effects or
7505 -Woverride-init if !IMPLICIT.
7506 (output_init_element): Likewise. Pass IMPLICIT down to
7508 (process_init_element): Add IMPLICIT argument. Pass it down
7509 to output_init_element.
7510 (push_init_element, pop_init_level, set_designator): Adjust
7511 process_init_element callers.
7512 (set_nonincremental_init, set_nonincremental_init_from_string):
7513 Adjust add_pending_init callers.
7514 (output_pending_init_elements): Adjust output_init_element callers.
7515 * c-tree.h (process_init_element): Adjust prototype.
7516 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7517 process_init_element callers.