1 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3 * reginfo.c (cannot_change_mode_set_regs): Remove.
4 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
6 2009-04-08 Anatoly Sokolov <aesok@post.ru>
8 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
9 whether operands 0 and 1 overlaps.
11 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
15 pointer. Use warning_at instead of warning.
16 (search_for_addr_array): Likewise.
17 (check_array_bounds): Likewise.
18 (check_all_array_refs): Check that the incoming edge is not in the
19 list of edges to be removed.
20 (check_all_array_refs): Avoid the temporal pointer.
21 (vrp_visit_cond_stmt): Fix typo.
22 (simplify_switch_using_ranges): Handle the case where the switch
23 index is an integer constant.
25 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
27 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
29 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
31 * doc/extend.texi, doc/invoke.texi: Fix typos.
33 2009-04-17 Cary Coutant <ccoutant@google.com>
35 * tree-flow-inline.h (get_lineno): Fix inverted test.
37 2009-04-17 Diego Novillo <dnovillo@google.com>
39 * tree-ssa-pre.c (create_expression_by_pieces): Remove
40 assertion for AVAIL_OUT.
42 2009-04-17 Mike Frysinger <vapier@gentoo.org>
45 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
46 * config/sh/linux-atomic.asm: Likewise.
48 2009-04-17 Diego Novillo <dnovillo@google.com>
50 * except.c (debug_eh_tree): New.
51 (struct eh_region, struct eh_status): Move ...
53 (add_type_for_runtime): Declare extern.
54 (lookup_type_for_runtime): Likewise.
55 (debug_eh_tree): Declare.
56 * Makefile.in (GTFILES): List except.h before except.c
58 2009-04-17 Diego Novillo <dnovillo@google.com>
60 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
62 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
63 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
64 (find_vars_r): ... here.
65 * tree-flow.h (find_referenced_vars_in): Declare.
66 * tree-ssa-pre.c (create_expression_by_pieces): Assert
67 that AVAIL_OUT exists for BLOCK.
68 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
69 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
70 (tree-parloops.o): Likewise.
72 2009-04-17 Simon Baldwin <simonb@google.com>
74 * toplev.c (default_tree_printer): Add handling for %E format.
76 2009-04-17 Diego Novillo <dnovillo@google.com>
78 * tree-pretty-print.c (dump_generic_node): Add break
79 after TREE_BINFO handler.
80 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
81 Handle NULL TREE_TYPEs.
82 Handle METHOD_TYPE and FUNCTION_TYPE together.
83 Call print_struct_decl when printing structures and
84 TDF_SLIM is not given.
85 (print_struct_decl): Fix logic for detecting recursion.
87 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
90 * gcc.c (create_at_file): New.
91 (compile_input_file_p): New.
92 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
93 * main.c (main): Update call to toplev_main.
94 * toplev.c (toplev_main): Change signature. Call expandargv.
95 * toplev.h (toplev_main): Change signature.
97 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
99 * dwarf2out.c (field_byte_offset): Use the type size as the field size
100 if the latter is not constant.
102 2009-04-17 David Edelsohn <edelsohn@gnu.org>
104 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
106 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
108 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
109 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
111 2009-04-17 Richard Guenther <rguenther@suse.de>
113 * tree-ssa-structalias.c (get_constraint_for_component_ref):
114 Handle component references view-converting an invariant address.
116 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
118 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
119 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
120 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
121 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
122 Use @deftypevr rather than @deftypevar.
124 2009-04-17 Richard Guenther <rguenther@suse.de>
126 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
128 (get_prop_source_stmt): Likewise.
129 (can_propagate_from): Likewise.
131 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
133 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
134 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
135 (--with-multilib-list): Add default value.
136 * configure: Regenerate.
137 * Makefile.in (TM_ENDIAN_CONFIG): Define.
138 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
139 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
140 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
141 Don't add default cpu to multilib list unnecessarily, but do enable
142 the relevant compiler option..
143 Add support for --with-multilib-list=<blank> and
144 --with-multilib-list=!<somelib> to supress unwanted multilibs.
145 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
146 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
147 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
149 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
150 (MULTILIB_OSDIRNAMES): New variable.
151 * config/sh/t-1e: Delete file.
152 * config/sh/t-mlib-sh1: Delete file.
153 * config/sh/t-mlib-sh2: Delete file.
154 * config/sh/t-mlib-sh2a: Delete file.
155 * config/sh/t-mlib-sh2a-nofpu: Delete file.
156 * config/sh/t-mlib-sh2a-single: Delete file.
157 * config/sh/t-mlib-sh2a-single-only: Delete file.
158 * config/sh/t-mlib-sh2e: Delete file.
159 * config/sh/t-mlib-sh3e: Delete file.
160 * config/sh/t-mlib-sh4: Delete file.
161 * config/sh/t-mlib-sh4-nofpu: Delete file.
162 * config/sh/t-mlib-sh4-single: Delete file.
163 * config/sh/t-mlib-sh4-single-only: Delete file.
164 * config/sh/t-mlib-sh4a: Delete file.
165 * config/sh/t-mlib-sh4a-nofpu: Delete file.
166 * config/sh/t-mlib-sh4a-single: Delete file.
167 * config/sh/t-mlib-sh4a-single-only: Delete file.
168 * config/sh/t-mlib-sh4al: Delete file.
169 * config/sh/t-mlib-sh5-32media: Delete file.
170 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
171 * config/sh/t-mlib-sh5-64media: Delete file.
172 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
173 * config/sh/t-mlib-sh5-compact: Delete file.
174 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
175 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
176 * doc/install.texi (Options specification): Add
177 --with-multilib-list and --with-endian.
179 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
181 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
183 (OBJS-common): Add plugin-version.o.
184 (plugin-version.o): New.
185 * gcc-plugin.h (plugin_gcc_version): New.
186 (plugin_default_version_check): New.
187 (plugin_init_func, plugin_init): Add version argument.
188 * plugin-version.c: New.
189 * plugin.c (str_plugin_gcc_version_name): New.
190 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
191 pass it to the init function.
192 (plugin_default_version_check): New.
194 2009-04-17 Richard Guenther <rguenther@suse.de>
196 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
197 for decl-vs-decl disambiguation.
199 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
201 * config/s390/s390.h (s390_tune_attr): New macro definition.
202 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
204 2009-04-17 Richard Guenther <rguenther@suse.de>
206 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
207 (fold_stmt_r): Likewise.
208 (maybe_fold_reference): New function.
209 (fold_gimple_assign): Handle cases fold_stmt_r did.
210 (fold_stmt): Do not use fold_stmt_r.
211 (fold_stmt_inplace): Likewise.
213 2009-04-17 Richard Guenther <rguenther@suse.de>
215 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
216 (record_equivalences_from_stmt): Remove useless checks and
218 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
219 the type is already suitable.
221 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
223 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
225 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
227 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
228 (CMPtype): Define as __gcc_CMPtype.
230 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
232 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
233 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
235 2009-04-17 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/39746
238 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
239 special-casing for builtins and static variable use/def.
240 (call_may_clobber_ref_p_1): Likewise.
242 2009-04-16 Ian Lance Taylor <iant@google.com>
244 * df.h: Include "timevar.h".
245 (struct df_problem): Change tv_id field to timevar_id_t.
246 * tree-pass.h: Include "timevar.h".
247 (struct opt_pass): Change tv_id field to timevar_id_t.
248 * timevar.h (timevar_id_t): Define TV_NONE.
249 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
250 TV_NONE rather than tv_id != 0.
251 (execute_one_pass): Likewise.
252 * Makefile.in (DF_H): Add $(TIMEVAR_H).
253 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
254 dependencies to $(TREE_PASS_H).
255 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
257 (pass_branch_target_load_optimize2): Likewise.
258 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
259 (pass_outof_cfg_layout_mode): Likewise.
260 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
261 (pass_rebuild_cgraph_edges): Likewise.
262 (pass_remove_cgraph_callee_edges): Likewise.
263 * df-core.c (pass_df_initialize_opt): Likewise.
264 (pass_df_initialize_no_opt): Likewise.
265 (pass_df_finish): Likewise.
266 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
267 * except.c (pass_set_nothrow_function_flags): Likewise.
268 (pass_convert_to_eh_region_ranges): Likewise.
269 * final.c (pass_compute_alignments): Likewise.
270 * function.c (pass_instantiate_virtual_regs): Likewise.
271 (pass_init_function): Likewise.
272 (pass_leaf_regs): Likewise.
273 (pass_match_asm_constraints): Likewise.
274 * gimple-low.c (pass_lower_cf): Likewise.
275 (pass_mark_used_blocks): Likewise.
276 * init-regs.c (pass_initialize_regs): Likewise.
277 * integrate.c (pass_initial_value_sets): Likewise.
278 * ira.c (pass_ira): Likewise.
279 * jump.c (pass_cleanup_barriers): Likewise.
280 * omp-low.c (pass_expand_omp): Likewise.
281 (pass_lower_omp): Likewise.
282 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
283 * recog.c (pass_split_all_insns): Likewise.
284 (pass_split_after_reload): Likewise.
285 (pass_split_before_regstack): Likewise.
286 (pass_split_before_sched2): Likewise.
287 (pass_split_for_shorten_branches): Likewise.
288 * reginfo.c (pass_reginfo_init): Likewise.
289 (pass_subregs_of_mode_init): Likewise.
290 (pass_subregs_of_mode_finish): Likewise.
291 * passes.c (pass_postreload): Likewise.
292 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
293 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
294 (pass_warn_function_return): Likewise.
295 (pass_warn_function_noreturn): Likewise.
296 * tree-complex.c (pass_lower_complex): Likewise.
297 (pass_lower_complex_O0): Likewise.
298 * tree-if-conv.c (pass_if_conversion): Likewise.
299 * tree-into-ssa.c (pass_build_ssa): Likewise.
300 * tree-mudflap.c (pass_mudflap_1): Likewise.
301 (pass_mudflap_2): Likewise.
302 * tree-nomudflap.c (pass_mudflap_1): Likewise.
303 (pass_mudflap_2): Likewise.
304 * tree-nrv.c (pass_return_slot): Likewise.
305 * tree-object-size.c (pass_object_sizes): Likewise.
306 * tree-optimize.c (pass_all_optimizations): Likewise.
307 (pass_early_local_passes): Likewise.
308 (pass_all_early_optimizations): Likewise.
309 (pass_cleanup_cfg): Likewise.
310 (pass_cleanup_cfg_post_optimizing): Likewise.
311 (pass_free_datastructures): Likewise.
312 (pass_free_cfg_annotations): Likewise.
313 (pass_fixup_cfg): Likewise.
314 (pass_init_datastructures): Likewise.
315 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
316 (pass_late_warn_uninitialized): Likewise.
317 (pass_update_address_taken): Likewise.
318 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
319 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
320 (pass_cse_sincos): Likewise.
321 (pass_convert_to_rsqrt): Likewise.
322 * tree-ssa-structalias.c (pass_build_alias): Likewise.
323 * tree-stdarg.c (pass_stdarg): Likewise.
324 * tree-tailcall.c (pass_tail_recursion): Likewise.
325 (pass_tail_calls): Likewise.
326 * tree-vect-generic.c (pass_lower_vector): Likewise.
327 (pass_lower_vector_ssa): Likewise.
328 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
330 2009-04-16 Joseph Myers <joseph@codesourcery.com>
332 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
334 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
336 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
339 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/predicates.md (arith_operand): Check if the operand
343 of TRUNCATE is a REG.
345 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
347 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
348 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
350 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
352 * tree-iterator.c (tsi_split_statement_list_after,
353 tsi_split_statement_list_before): Remove.
354 * tree-iterator.h: Remove the prototypes for
355 tsi_split_statement_list_after and tsi_split_statement_list_before.
357 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
359 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
360 * tree-ssa-propagate.h: Remove the prototype for
361 stmt_makes_single_load.
363 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
365 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
366 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
370 * tree-iterator.c (EXPR_LAST_BODY): Remove.
372 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
374 * except.c (eh_region_outer_p): Remove.
375 * except.h: Remove the prototype for eh_region_outer_p.
377 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
379 * function.c (current_function_assembler_name): Remove.
380 * function.h: Remove the prototype for
381 current_function_assembler_name.
383 2009-04-16 Ian Lance Taylor <iant@google.com>
385 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
386 (add_reg_note): Call alloc_reg_note.
387 * rtl.h (alloc_reg_note): Declare.
388 * combine.c (try_combine): Use alloc_reg_note.
389 (recog_for_combine, move_deaths): Likewise.
390 (distribute_notes): Use alloc_reg_note and add_reg_note.
391 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
392 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
393 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
395 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
397 PR rtl-optimization/39762
398 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
399 ira_may_move_out_cost): Add comments about way of their usage.
400 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
402 * ira-conflicts.c (process_regs_for_copy): Use function
403 ira_get_register_move_cost instead of global
404 ira_register_move_cost.
406 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
407 color_pass, move_spill_restore, update_curr_costs): Ditto.
409 * ira-lives.c (process_single_reg_class_operands): Ditto.
411 * ira-emit.c (emit_move_list): Ditto.
413 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
414 (record_reg_classes): Ditto. Use functions
415 ira_get_register_move_cost and ira_get_may_move_cost instead of
416 global vars ira_register_move_cost, ira_may_move_out_cost and
417 ira_may_move_in_cost.
418 (record_address_regs): Don't call ira_init_register_move_cost.
419 Use function ira_get_may_move_cost instead of global
420 ira_may_move_in_cost.
421 (process_bb_node_for_hard_reg_moves): Use function
422 ira_get_register_move_cost instead of global ira_register_move_cost.
423 (ira_costs): Don't call ira_init_register_move_cost.
425 2009-04-16 Richard Guenther <rguenther@suse.de>
427 * tree-cfg.c (verify_gimple_assign_binary):
428 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
429 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
430 (create_general_new_stmt): Note that this function is broken.
432 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
434 * common.opt (fhelp): Add Var(help_flag).
435 * gcc-plugin.h (plugin_info): Add help.
436 * plugin.c (plugin_name_args): Add help.
437 (register_plugin_info): Set plugin->help.
438 (print_help_one_plugin): New.
439 (print_plugins_help): New.
440 * plugin.h (print_plugins_help): New.
441 * toplev.c (toplev_main): Call print_plugins_help if needed.
443 2009-04-16 Richard Guenther <rguenther@suse.de>
445 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
446 (gimple_ior_addresses_taken_1): New function.
447 (gimple_ior_addresses_taken): Likewise.
448 * gimple.h (struct gimple_statement_with_ops_base): Remove
449 addresses_taken member.
450 (gimple_ior_addresses_taken): Declare.
451 (gimple_addresses_taken, gimple_addresses_taken_ptr,
452 gimple_set_addresses_taken): Remove.
453 * ipa-reference.c (mark_address): New function.
454 (scan_stmt_for_static_refs): Use it for marking addresses taken.
455 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
456 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
457 (gimple_add_to_addresses_taken): Remove.
458 (get_tmr_operands): Call mark_address_taken.
459 (get_asm_expr_operands): Likewise.
460 (get_expr_operands): Likewise.
461 (build_ssa_operands): Do not clear the addresses_taken bitmap.
462 (free_stmt_operands): Do not free it.
463 * tree-ssa.c (delete_tree_ssa): Likewise.
464 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
466 2009-04-16 Richard Guenther <rguenther@suse.de>
468 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
469 (walk_stmt_load_store_ops): Likewise.
470 * gimple.c (get_base_loadstore): New function.
471 (walk_stmt_load_store_addr_ops): Likewise.
472 (walk_stmt_load_store_ops): Likewise.
473 * ipa-pure-const.c (check_op): Simplify.
474 (check_load, check_store): New functions.
475 (check_stmt): Use walk_stmt_load_store_ops.
476 * ipa-reference.c (mark_load): Adjust signature.
477 (mark_store): Likewise.
478 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
480 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
482 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
484 * opts.c (common_handle_option): Don't call print_version.
485 * plugin.c (plugin_name_args): Add version.
486 (register_plugin_info): New.
487 (register_callback): Handle PLUGIN_INFO.
488 (try_init_one_plugin): New.
489 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
491 (finalize_one_plugin): New.
492 (finalize_plugins): New.
493 (print_one_plugin): New.
494 (print_plugins_versions): New.
495 * plugin.h (print_plugins_versions): New.
496 (finalize_plugins): New.
497 * toplev.c (compile_file): Don't call initialize_plugins.
498 (print_version): Call print_plugins_versions.
499 (toplev_main): Call initialize_plugins. Print version if needed.
500 Call finalize_plugins.
502 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
504 * common.opt (fversion): New.
505 * gcc.c (print_version): New.
506 (process_command): Don't print the version. Just set print_version.
507 (main): Print version. Call subprocesses if print_version and
508 verbose_flag are set.
509 * opts.c (common_handle_option): Handle OPT_fversion.
511 2009-04-16 Richard Guenther <rguenther@suse.de>
512 Ira Rosen <irar@il.ibm.com>
514 PR tree-optimization/39698
515 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
516 type of the reduction variable. Only generate the def if
519 * omp-low.c (expand_omp_for_generic): When converting to a pointer
520 make sure to first convert to an integer of the same precision.
521 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
522 the type of the evolution correctly in computing the new
523 induction variable base.
525 2009-04-16 Richard Guenther <rguenther@suse.de>
528 * tree-cfg.c (make_blocks): Split statements with to-be
529 abnormal SSA names on the lhs.
531 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
533 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
534 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
535 * c-typeck.c (really_start_incremental_init): Likewise.
536 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
537 (TARGET_INITIALIZER): Remove it.
538 * target.h (struct target): Remove vector_opaque_p.
539 * tree.c (build_opaque_vector_type): New.
540 * tree.h (TYPE_VECTOR_OPAQUE): New.
541 (build_opaque_vector_type): Declare.
542 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
543 * config/rs6000/rs6000.c (build_opaque_vector_type,
544 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
545 (rs6000_init_builtins): Use build_opaque_vector_type for
546 opaque_V4SI_type_node.
548 2009-04-15 Catherine Moore <clm@codesourcery.com>
550 * debug.h (set_name): Declare.
551 * dwarf2out.c (dwarf2out_set_name): Declare.
552 (dwarf2_debug_hooks): Add set_name.
553 (find_AT_string): New.
554 (add_AT_string): Call find_AT_string.
555 (dwarf2out_set_name): New.
556 * cp/decl.c (grokdeclarator): Call set_name.
557 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
558 * debug.c (do_nothing_debug_hooks): Likewise.
559 * dbxout.c (dbx_debug_hooks): Likewise.
560 * sdbout.c (sdb_debug_hooks): Likewise.
562 2009-04-15 Michael Eager <eager@eagercon.com>
564 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
565 reg for single-precision FPU.
566 * config/rs6000/rs6000.md (movsi_internal1): Only for
568 (movsi_internal1_single): New. Add pattern to move SI values to/from
569 single-precision FP regs.
571 2009-04-15 Richard Guenther <rguenther@suse.de>
573 * omp-low.c (lower_rec_input_clauses): Build correct address
575 (expand_omp_for_generic): Fix multiplication type.
576 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
577 (generate_memset_zero): Fix types.
578 * tree-profile.c (prepare_instrumented_value): Correctly
581 2009-04-15 Ian Lance Taylor <iant@google.com>
583 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
584 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
585 for -Wall and for -Wc++-compat.
586 (c_common_post_options): For C++, set warn_enum_compare if not
588 * c-tree.h (struct c_expr): Add field original_type.
589 (build_external_ref): Update declaration.
590 * c-parser.c (c_parser_braced_init): Set original_type.
591 (c_parser_initelt): Likewise.
592 (c_parser_expr_no_commas): Likewise.
593 (c_parser_conditional_expression): Likewise.
594 (c_parser_cast_expression): Likewise.
595 (c_parser_unary_expression): Likewise. Pull setting of
596 original_code to top of function.
597 (c_parser_sizeof_expression): Set original_type.
598 (c_parser_alignof_expression): Likewise.
599 (c_parser_postfix_expression): Likewise. Pull setting of
600 original_code to top of function.
601 (c_parser_postfix_expression_after_paren_type): Set original_type.
602 (c_parser_postfix_expression_after_primary): Likewise.
603 (c_parser_expression): Likewise.
604 * c-typeck.c (build_external_ref): Add type parameter. Change all
606 (c_expr_sizeof_expr): Set original_type field.
607 (parser_build_unary_op): Likewise.
608 (parser_build_binary_op): Likewise. Optionally warn about
609 comparisons of enums of different types.
610 (digest_init): Set original_type field.
611 (really_start_incremental_init): Likewise.
612 (push_init_level, pop_init_level): Likewise.
613 * doc/invoke.texi (Warning Options): -Wenum-compare now
616 2009-04-15 Richard Guenther <rguenther@suse.de>
618 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
619 out a necessary conversion.
620 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
621 names we didn't value number.
622 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
624 2009-04-15 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/39764
627 * tree-ssa-ccp.c (get_value): Canonicalize value with
628 canonicalize_float_value.
630 2009-04-15 Jan Hubicka <jh@suse.cz>
632 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
633 Wrong version of patch.
635 2009-04-15 Jan Hubicka <jh@suse.cz>
637 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
639 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
641 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
642 our distinct integral and vector types.
644 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
646 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
647 * init.c (build_vtbl_address): Remove call to assemble_external.
649 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
651 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
652 output for other floating point modes.
654 2009-04-14 Diego Novillo <dnovillo@google.com>
656 * diagnostic.c (diagnostic_report_diagnostic): Do not
657 warn about loaded plugins for DK_ERROR and DK_WARNING.
658 * c-decl.c (declspecs_add_type): Move call to
659 invoke_plugin_callbacks ...
660 * c-parser.c (c_parser_declspecs): ... here.
661 * plugin.c (dump_active_plugins): Tidy output.
663 2009-04-14 Diego Novillo <dnovillo@google.com>
664 Le-Chun Wu <lcwu@google.com>
666 * configure.ac: Add --enable-plugin support.
667 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
668 * Makefile.in (PLUGIN_H): Define.
669 Export ENABLE_PLUGIN and GMPINC to site.exp.
670 Add PLUGINLIBS to link command.
671 Add/modify dependencies for plugin.o and files including plugin.h.
673 * config.in: Regenerate.
675 * opts.c (common_handle_option): Handle OPT_fplugin_ and
678 2009-04-14 Le-Chun Wu <lcwu@google.com>
680 * tree-pass.h (register_one_dump_file): Add a prototype for
681 register_one_dump_file.
682 * toplev.c (compile_file): Call initialize_plugins.
683 (do_compile): Call invoke_plugin_callbacks.
684 (toplev_main): Call invoke_plugin_callbacks.
685 * common.opt: Add -fplugin= and -fplugin-arg-.
686 * gcc-plugin.h: New public header file for plugins to include.
687 * plugin.c: New source file.
688 * plugin.h: New internal header file.
689 * passes.c (register_one_dump_file): Make it external.
691 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
693 2009-04-14 Diego Novillo <dnovillo@google.com>
695 * doc/plugins.texi: New.
696 * doc/gccint.texi: Add reference to Plugins chapter.
697 * doc/invoke.texi: Document -fplugin and -fplugin-arg
698 * diagnostic.c (diagnostic_report_diagnostic): Warn about
699 loaded plugins, if any.
700 * timevar.def (TV_PLUGIN_INIT): Define.
701 (TV_PLUGIN_RUN): Define.
702 * plugin.c: Include timevar.h
703 (plugins_active_p): New.
704 (dump_active_plugins): New.
705 (debug_active_plugins): New.
707 2009-04-14 Joseph Myers <joseph@codesourcery.com>
709 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
711 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
713 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
715 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
716 the same as a minus without a shift.
718 2009-04-14 Nick Clifton <nickc@redhat.com>
720 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
721 comparisons with small integers will always produce a short
724 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
727 2008-12-19 Diego Novillo <dnovillo@google.com>
729 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
731 2000-04-14 Richard Guenther <rguenther@suse.de>
733 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
735 (verify_gimple_assign_binary): Likewise. Handle shifts and
737 (verify_gimple_phi): Print the mismatched argument position.
738 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
740 (vect_update_init_of_dr): Likewise.
741 * matrix-reorg.c (transform_access_sites): Do what the
743 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
745 2009-04-13 Michael Eager <eager@eagercon.com>
747 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
748 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
749 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
750 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
751 remove duplicate config
753 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
755 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
756 file_name:line_number type locator of the call site.
758 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
760 * genautomata.c: Put blank after comma.
761 (automaton_decls): New.
762 (struct unit_usage): Add comments to member next.
763 (store_alt_unit_usage): Keep the list ordered.
764 (unit_present_on_list_p, equal_alternatives_p): New.
765 (check_regexp_units_distribution): Check units distribution
766 correctness correctly.
767 (main): Don't write automata if error is found. Return correct
770 * config/m68k/cf.md (cfv4_ds): Remove.
771 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
772 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
774 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
775 power4-load-ext, power4-store, power4-store-update,
776 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
777 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
778 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
779 power4-sqrt, power4-isync): Modify reservation to make correct
780 unit distribution to automata.
782 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
783 power5-store-update, power5-two, power5-three, power5-lmul,
784 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
786 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
788 * except.c (pass_set_nothrow_function_flags): Set name and add
790 (set_nothrow_function_flags): Mention in the dump file when
791 changing a function to nothrow.
793 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
796 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
797 instead of unsigned long.
799 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
801 * config/arm/arm.c (return_used_this_function): Remove.
802 (arm_output_function_prologue): Remove use of
803 return_used_this_function.
804 (output_return_instruction): Replace use of
805 return_used_this_function
806 by cfun->machine->return_used_this_function.
807 (arm_output_epilogue): Likewise.
808 (arm_output_function_epilogue): Likewise.
809 (thumb_unexpanded_epilogue): Likewise.
810 * config/arm/arm.h (struct machine_function):
811 New member return_used_this_function.
813 2009-04-12 Mark Mitchell <mark@codesourcery.com>
815 * doc/install.texi: Correct description of default directory for
816 --with-gxx-include-dir.
818 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
820 * fold-const.c (build_range_check): Properly deal with enumeral and
823 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
825 * doc/invoke.texi (max_gcse_passes): Remove documentation.
826 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
827 * params.h (MAX_GCSE_PASSES): Remove.
828 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
829 in sequence. Remove ability to run multiple passes.
830 (bypass_jumps): Report run as third CPROP pass.
832 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
835 * except.c (can_throw_external): Look at each insn in a SEQUENCE
836 when deciding whether the whole SEQUENCE can throw.
838 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
841 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
842 offseted label references.
844 2009-04-11 Jan Hubicka <jh@suse.cz>
846 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
848 2009-04-11 Richard Guenther <rguenther@suse.de>
851 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
852 return variables as TREE_ADDRESSABLE.
854 2009-04-11 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/39713
857 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
858 reference trees have SSA_NAME operands.
860 2009-04-11 Richard Guenther <rguenther@suse.de>
863 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
866 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
868 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
869 match changes in Cygwin 1.7
870 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
871 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
873 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
875 PR tree-optimization/39701
876 * doc/invoke.texi (Optimization Options): Document change in
877 meaning and initialization of -fdelete-null-pointer-checks.
879 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
882 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
884 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
887 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
889 2009-04-10 Chao-ying Fu <fu@mips.com>
891 * doc/tm.texi (Instruction Output): Document
892 TARGET_ASM_FINAL_POSTSCAN_INSN.
893 * target.h (final_postscan_insn): New field in asm_out.
894 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
895 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
896 * final.c (final_scan_insn): Call
897 targetm.asm_out.final_postscan_insn after outputting
898 an asm macro and a normal instruction.
900 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
901 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
902 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
903 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
904 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
906 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
909 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
910 variables as non-NULL even with -fdelete-null-pointer-checks.
912 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
914 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
916 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
919 * config/i386/i386.c (classify_argument): Handle SCmode with
920 (bit_offset % 64) != 0.
922 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
924 * doc/invoke.texi (Optimize Options): Add cross-reference to
925 -Q --help=optimizers examples.
927 2009-04-10 Ben Elliston <bje@au.ibm.com>
930 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
931 regalign for the reg == fpr and TDmode case.
933 2009-04-09 David Ayers <ayers@fsfe.org>
936 * objc/objc-act.c (warn_with_method): Remove helper function.
937 (check_duplicates): Call warning and inform directly.
938 (really_start_method): Likewise.
940 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
942 * expmed.c (expand_divmod): Always use a comparison for a division
943 by a large unsigned integer.
945 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
946 for things others than variables or functions as nonzero.
948 2009-04-09 Nick Clifton <nickc@redhat.com>
950 * unwind-compat.c: Change copyright header to refer to version
951 3 of the GNU General Public License with version 3.1 of the
952 GCC Runtime Library Exception and to point readers at the
953 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
954 * config/alpha/crtfastmath.c: Likewise.
955 * config/alpha/linux-unwind.h: Likewise.
956 * config/alpha/qrnnd.asm: Likewise.
957 * config/alpha/vms-crt0-64.c: Likewise.
958 * config/alpha/vms-crt0.c: Likewise.
959 * config/alpha/vms-dwarf2.asm: Likewise.
960 * config/alpha/vms-dwarf2eh.asm: Likewise.
961 * config/alpha/vms-psxcrt0-64.c: Likewise.
962 * config/alpha/vms-psxcrt0.c: Likewise.
963 * config/alpha/vms_tramp.asm: Likewise.
964 * config/arc/initfini.c: Likewise.
965 * config/arc/lib1funcs.asm: Likewise.
966 * config/arm/bpabi-v6m.S: Likewise.
967 * config/arm/bpabi.S: Likewise.
968 * config/arm/bpabi.c: Likewise.
969 * config/arm/crti.asm: Likewise.
970 * config/arm/crtn.asm: Likewise.
971 * config/arm/ieee754-df.S: Likewise.
972 * config/arm/ieee754-sf.S: Likewise.
973 * config/arm/lib1funcs.asm: Likewise.
974 * config/arm/libunwind.S: Likewise.
975 * config/arm/linux-atomic.c: Likewise.
976 * config/arm/mmintrin.h: Likewise.
977 * config/arm/pr-support.c: Likewise.
978 * config/arm/unaligned-funcs.c: Likewise.
979 * config/arm/unwind-arm.c: Likewise.
980 * config/arm/unwind-arm.h: Likewise.
981 * config/avr/libgcc.S: Likewise.
982 * config/bfin/crti.s: Likewise.
983 * config/bfin/crtlibid.s: Likewise.
984 * config/bfin/crtn.s: Likewise.
985 * config/bfin/lib1funcs.asm: Likewise.
986 * config/bfin/linux-unwind.h: Likewise.
987 * config/cris/arit.c: Likewise.
988 * config/cris/cris_abi_symbol.c: Likewise.
989 * config/darwin-64.c: Likewise.
990 * config/darwin-crt2.c: Likewise.
991 * config/darwin-crt3.c: Likewise.
992 * config/darwin.h: Likewise.
993 * config/dbxelf.h: Likewise.
994 * config/dfp-bit.c: Likewise.
995 * config/dfp-bit.h: Likewise.
996 * config/elfos.h: Likewise.
997 * config/fixed-bit.c: Likewise.
998 * config/fixed-bit.h: Likewise.
999 * config/fp-bit.c: Likewise.
1000 * config/fp-bit.h: Likewise.
1001 * config/fr30/crti.asm: Likewise.
1002 * config/fr30/crtn.asm: Likewise.
1003 * config/fr30/lib1funcs.asm: Likewise.
1004 * config/freebsd-spec.h: Likewise.
1005 * config/frv/cmovd.c: Likewise.
1006 * config/frv/cmovh.c: Likewise.
1007 * config/frv/cmovw.c: Likewise.
1008 * config/frv/frvbegin.c: Likewise.
1009 * config/frv/frvend.c: Likewise.
1010 * config/frv/lib1funcs.asm: Likewise.
1011 * config/glibc-stdint.h: Likewise.
1012 * config/h8300/clzhi2.c: Likewise.
1013 * config/h8300/crti.asm: Likewise.
1014 * config/h8300/crtn.asm: Likewise.
1015 * config/h8300/ctzhi2.c: Likewise.
1016 * config/h8300/fixunssfsi.c: Likewise.
1017 * config/h8300/lib1funcs.asm: Likewise.
1018 * config/h8300/parityhi2.c: Likewise.
1019 * config/h8300/popcounthi2.c: Likewise.
1020 * config/i386/ammintrin.h: Likewise.
1021 * config/i386/att.h: Likewise.
1022 * config/i386/avxintrin.h: Likewise.
1023 * config/i386/biarch64.h: Likewise.
1024 * config/i386/bmmintrin.h: Likewise.
1025 * config/i386/cpuid.h: Likewise.
1026 * config/i386/cross-stdarg.h: Likewise.
1027 * config/i386/crtfastmath.c: Likewise.
1028 * config/i386/crtprec.c: Likewise.
1029 * config/i386/cygming-crtbegin.c: Likewise.
1030 * config/i386/cygming-crtend.c: Likewise.
1031 * config/i386/cygwin.asm: Likewise.
1032 * config/i386/emmintrin.h: Likewise.
1033 * config/i386/gmm_malloc.h: Likewise.
1034 * config/i386/gthr-win32.c: Likewise.
1035 * config/i386/i386.h: Likewise.
1036 * config/i386/immintrin.h: Likewise.
1037 * config/i386/linux-unwind.h: Likewise.
1038 * config/i386/linux64.h: Likewise.
1039 * config/i386/mm3dnow.h: Likewise.
1040 * config/i386/mmintrin-common.h: Likewise.
1041 * config/i386/mmintrin.h: Likewise.
1042 * config/i386/nmmintrin.h: Likewise.
1043 * config/i386/pmm_malloc.h: Likewise.
1044 * config/i386/pmmintrin.h: Likewise.
1045 * config/i386/smmintrin.h: Likewise.
1046 * config/i386/sol2-c1.asm: Likewise.
1047 * config/i386/sol2-ci.asm: Likewise.
1048 * config/i386/sol2-cn.asm: Likewise.
1049 * config/i386/sol2-gc1.asm: Likewise.
1050 * config/i386/tmmintrin.h: Likewise.
1051 * config/i386/unix.h: Likewise.
1052 * config/i386/w32-unwind.h: Likewise.
1053 * config/i386/wmmintrin.h: Likewise.
1054 * config/i386/x86-64.h: Likewise.
1055 * config/i386/x86intrin.h: Likewise.
1056 * config/i386/xmmintrin.h: Likewise.
1057 * config/ia64/crtbegin.asm: Likewise.
1058 * config/ia64/crtend.asm: Likewise.
1059 * config/ia64/crtfastmath.c: Likewise.
1060 * config/ia64/crti.asm: Likewise.
1061 * config/ia64/crtn.asm: Likewise.
1062 * config/ia64/fde-glibc.c: Likewise.
1063 * config/ia64/lib1funcs.asm: Likewise.
1064 * config/ia64/linux-unwind.h: Likewise.
1065 * config/ia64/quadlib.c: Likewise.
1066 * config/ia64/unwind-ia64.c: Likewise.
1067 * config/linux.h: Likewise.
1068 * config/m32c/m32c-lib1.S: Likewise.
1069 * config/m32c/m32c-lib2-trapv.c: Likewise.
1070 * config/m32c/m32c-lib2.c: Likewise.
1071 * config/m32r/initfini.c: Likewise.
1072 * config/m68hc11/larith.asm: Likewise.
1073 * config/m68hc11/m68hc11-crt0.S: Likewise.
1074 * config/m68k/cf.md: Likewise.
1075 * config/m68k/crti.s: Likewise.
1076 * config/m68k/crtn.s: Likewise.
1077 * config/m68k/lb1sf68.asm: Likewise.
1078 * config/m68k/linux-unwind.h: Likewise.
1079 * config/mcore/crti.asm: Likewise.
1080 * config/mcore/crtn.asm: Likewise.
1081 * config/mcore/lib1.asm: Likewise.
1082 * config/mips/linux-unwind.h: Likewise.
1083 * config/mips/loongson.h: Likewise.
1084 * config/mips/mips16.S: Likewise.
1085 * config/mmix/crti.asm: Likewise.
1086 * config/mmix/crtn.asm: Likewise.
1087 * config/pa/fptr.c: Likewise.
1088 * config/pa/hpux-unwind.h: Likewise.
1089 * config/pa/lib2funcs.asm: Likewise.
1090 * config/pa/linux-atomic.c: Likewise.
1091 * config/pa/linux-unwind.h: Likewise.
1092 * config/pa/milli64.S: Likewise.
1093 * config/pa/quadlib.c: Likewise.
1094 * config/pa/stublib.c: Likewise.
1095 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1096 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1097 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1098 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1099 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1100 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1101 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1102 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1103 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1104 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1105 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1106 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1107 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1108 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1109 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1110 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1111 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1112 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1113 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1114 * config/rs6000/750cl.h: Likewise.
1115 * config/rs6000/altivec.h: Likewise.
1116 * config/rs6000/biarch64.h: Likewise.
1117 * config/rs6000/crtresfpr.asm: Likewise.
1118 * config/rs6000/crtresgpr.asm: Likewise.
1119 * config/rs6000/crtresxfpr.asm: Likewise.
1120 * config/rs6000/crtresxgpr.asm: Likewise.
1121 * config/rs6000/crtsavfpr.asm: Likewise.
1122 * config/rs6000/crtsavgpr.asm: Likewise.
1123 * config/rs6000/darwin-asm.h: Likewise.
1124 * config/rs6000/darwin-fallback.c: Likewise.
1125 * config/rs6000/darwin-fpsave.asm: Likewise.
1126 * config/rs6000/darwin-ldouble.c: Likewise.
1127 * config/rs6000/darwin-tramp.asm: Likewise.
1128 * config/rs6000/darwin-unwind.h: Likewise.
1129 * config/rs6000/darwin-vecsave.asm: Likewise.
1130 * config/rs6000/darwin-world.asm: Likewise.
1131 * config/rs6000/e500crtres32gpr.asm: Likewise.
1132 * config/rs6000/e500crtres64gpr.asm: Likewise.
1133 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1134 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1135 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1136 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1137 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1138 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1139 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1140 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1141 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1142 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1143 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1144 * config/rs6000/eabi-ci.asm: Likewise.
1145 * config/rs6000/eabi-cn.asm: Likewise.
1146 * config/rs6000/eabi.asm: Likewise.
1147 * config/rs6000/linux-unwind.h: Likewise.
1148 * config/rs6000/linux64.h: Likewise.
1149 * config/rs6000/paired.h: Likewise.
1150 * config/rs6000/paired.md: Likewise.
1151 * config/rs6000/ppc64-fp.c: Likewise.
1152 * config/rs6000/ppu_intrinsics.h: Likewise.
1153 * config/rs6000/rs6000.h: Likewise.
1154 * config/rs6000/si2vmx.h: Likewise.
1155 * config/rs6000/sol-ci.asm: Likewise.
1156 * config/rs6000/sol-cn.asm: Likewise.
1157 * config/rs6000/spe.h: Likewise.
1158 * config/rs6000/spu2vmx.h: Likewise.
1159 * config/rs6000/sysv4.h: Likewise.
1160 * config/rs6000/tramp.asm: Likewise.
1161 * config/rs6000/vec_types.h: Likewise.
1162 * config/s390/linux-unwind.h: Likewise.
1163 * config/s390/tpf-unwind.h: Likewise.
1164 * config/score/crti.asm: Likewise.
1165 * config/score/crtn.asm: Likewise.
1166 * config/sh/crt1.asm: Likewise.
1167 * config/sh/crti.asm: Likewise.
1168 * config/sh/crtn.asm: Likewise.
1169 * config/sh/divtab-sh4-300.c: Likewise.
1170 * config/sh/divtab-sh4.c: Likewise.
1171 * config/sh/divtab.c: Likewise.
1172 * config/sh/lib1funcs-4-300.asm: Likewise.
1173 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1174 * config/sh/lib1funcs.asm: Likewise.
1175 * config/sh/lib1funcs.h: Likewise.
1176 * config/sh/linux-atomic.asm: Likewise.
1177 * config/sh/linux-unwind.h: Likewise.
1178 * config/sh/shmedia.h: Likewise.
1179 * config/sh/sshmedia.h: Likewise.
1180 * config/sh/ushmedia.h: Likewise.
1181 * config/sparc/crtfastmath.c: Likewise.
1182 * config/sparc/linux-unwind.h: Likewise.
1183 * config/sparc/sol2-c1.asm: Likewise.
1184 * config/sparc/sol2-ci.asm: Likewise.
1185 * config/sparc/sol2-cn.asm: Likewise.
1186 * config/spu/divmodti4.c: Likewise.
1187 * config/spu/divv2df3.c: Likewise.
1188 * config/spu/float_disf.c: Likewise.
1189 * config/spu/float_unsdidf.c: Likewise.
1190 * config/spu/float_unsdisf.c: Likewise.
1191 * config/spu/float_unssidf.c: Likewise.
1192 * config/spu/mfc_multi_tag_release.c: Likewise.
1193 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1194 * config/spu/mfc_tag_release.c: Likewise.
1195 * config/spu/mfc_tag_reserve.c: Likewise.
1196 * config/spu/mfc_tag_table.c: Likewise.
1197 * config/spu/multi3.c: Likewise.
1198 * config/spu/spu_internals.h: Likewise.
1199 * config/spu/spu_intrinsics.h: Likewise.
1200 * config/spu/spu_mfcio.h: Likewise.
1201 * config/spu/vec_types.h: Likewise.
1202 * config/spu/vmx2spu.h: Likewise.
1203 * config/stormy16/stormy16-lib2.c: Likewise.
1204 * config/svr4.h: Likewise.
1205 * config/sync.c: Likewise.
1206 * config/v850/lib1funcs.asm: Likewise.
1207 * config/vxlib-tls.c: Likewise.
1208 * config/vxlib.c: Likewise.
1209 * config/vxworks-dummy.h: Likewise.
1210 * config/xtensa/crti.asm: Likewise.
1211 * config/xtensa/crtn.asm: Likewise.
1212 * config/xtensa/ieee754-df.S: Likewise.
1213 * config/xtensa/ieee754-sf.S: Likewise.
1214 * config/xtensa/lib1funcs.asm: Likewise.
1215 * config/xtensa/lib2funcs.S: Likewise.
1216 * config/xtensa/linux-unwind.h: Likewise.
1217 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1218 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1219 * coretypes.h: Likewise.
1220 * crtstuff.c: Likewise.
1221 * defaults.h: Likewise.
1222 * dwarf2.h: Likewise.
1223 * emutls.c: Likewise.
1224 * gbl-ctors.h: Likewise.
1225 * gcov-io.h: Likewise.
1226 * ginclude/float.h: Likewise.
1227 * ginclude/iso646.h: Likewise.
1228 * ginclude/stdarg.h: Likewise.
1229 * ginclude/stdbool.h: Likewise.
1230 * ginclude/stddef.h: Likewise.
1231 * ginclude/stdfix.h: Likewise.
1232 * ginclude/stdint-gcc.h: Likewise.
1233 * ginclude/tgmath.h: Likewise.
1234 * gthr-aix.h: Likewise.
1235 * gthr-dce.h: Likewise.
1236 * gthr-gnat.c: Likewise.
1237 * gthr-gnat.h: Likewise.
1238 * gthr-lynx.h: Likewise.
1239 * gthr-mipssde.h: Likewise.
1240 * gthr-nks.h: Likewise.
1241 * gthr-posix.c: Likewise.
1242 * gthr-posix.h: Likewise.
1243 * gthr-posix95.h: Likewise.
1244 * gthr-rtems.h: Likewise.
1245 * gthr-single.h: Likewise.
1246 * gthr-solaris.h: Likewise.
1247 * gthr-tpf.h: Likewise.
1248 * gthr-vxworks.h: Likewise.
1249 * gthr-win32.h: Likewise.
1251 * libgcc2.c: Likewise.
1252 * libgcc2.h: Likewise.
1253 * libgcov.c: Likewise.
1254 * tsystem.h: Likewise.
1255 * typeclass.h: Likewise.
1256 * unwind-c.c: Likewise.
1257 * unwind-compat.h: Likewise.
1258 * unwind-dw2-fde-compat.c: Likewise.
1259 * unwind-dw2-fde-darwin.c: Likewise.
1260 * unwind-dw2-fde-glibc.c: Likewise.
1261 * unwind-dw2-fde.c: Likewise.
1262 * unwind-dw2-fde.h: Likewise.
1263 * unwind-dw2.c: Likewise.
1264 * unwind-dw2.h: Likewise.
1265 * unwind-generic.h: Likewise.
1266 * unwind-pe.h: Likewise.
1267 * unwind-sjlj.c: Likewise.
1268 * unwind.inc: Likewise.
1269 * config/arm/neon-gen.ml: Change generated copyright header to
1270 refer to version 3 of the GNU General Public License with
1271 version 3.1 of the GCC Runtime Library Exception and to point
1272 readers at the COPYING3 and COPYING3.RUNTIME files and the
1273 FSF's license web page.
1274 * config/arm/arm_neon.h: Regenerate.
1276 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1278 * config/cris/cris.md: Change copyright header to refer to version
1279 3 of the GNU General Public License.
1280 * doc/install.texi2html: Change copyright header to refer to version
1281 3 of the GNU General Public License and to point readers at the
1282 COPYING3 file and the FSF's license web page.
1283 * config/vax/linux.h: Likewise.
1285 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1287 * config/i386/i386.md (cmpcc): New.
1288 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1289 (sync_compare_and_swap_cc*): Delete.
1291 * config/s390/s390.c (s390_compare_emitted): Remove.
1292 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1293 s390_compare_emitted used to be handled. Assert that modes match.
1294 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1295 refer to sync_compare_and_swap_ccsi.
1296 * config/s390/s390.h (s390_compare_emitted): Remove.
1297 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1298 instead of s390_compare_emitted.
1299 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1300 instead of s390_compare_emitted.
1301 * config/s390/s390.md (cmpcc): New.
1302 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1303 CC_REGNUM, do not pretend it's set.
1304 (sync_compare_and_swap_cc*): Delete.
1305 * config/s390/predicates.md (cc_reg_operand): New.
1307 * expr.c (sync_compare_and_swap_cc): Delete.
1308 * optabs.h (sync_compare_and_swap_cc): Delete.
1309 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1310 is being used with can_compare_p.
1311 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1313 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1314 look for a MODE_CC set instead. Use emit_store_flag.
1315 (expand_compare_and_swap_loop): Likewise, with some additional
1316 complication to avoid a force_reg when useless. Use
1317 emit_cmp_and_jump_insns.
1318 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1319 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1320 sync_compare_and_swap documentation.
1322 2009-04-09 Jan Hubicka <jh@suse.cz>
1324 * except.c (find_prev_try): Break out from ....
1325 (duplicate_eh_regions): ... here; properly update prev_try pointers
1326 when duplication part of tree.
1327 (dump_eh_tree): Improve dumping.
1328 (verify_eh_region): New.
1329 (verify_eh_tree): Use it.
1331 2009-04-06 Richard Guenther <rguenther@suse.de>
1333 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1334 &ARRAY addresses by adjusting their types and prepending
1336 * tree-cfg.c (verify_gimple_assign_single): Verify that
1337 addresses are correct.
1339 2009-04-09 Richard Guenther <rguenther@suse.de>
1341 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1342 indices into an array reference if possible.
1343 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1344 Fold POINTER_PLUS_EXPR statements with invariant address.
1346 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1349 * config.gcc (powerpc64-*-linux*): Always build biarch.
1351 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1354 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1355 it and pedwarn if this results in an INTEGER_CST.
1357 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1359 * doc/install.texi: Update minimum GMP version. Remove obsolete
1360 text in MPFR section.
1362 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1364 * dwarf2out.c (class_scope_p): New static inline.
1365 (class_or_namespace_scope_p): Use it.
1366 (gen_variable_die): Use DW_TAG_member tag for static data member
1367 declarations instead of DW_TAG_variable.
1370 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1373 2009-04-08 Richard Guenther <rguenther@suse.de>
1375 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1376 valueize random data.
1378 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1380 * config.gcc (aix tm_file): Add aix-stdint.h.
1381 (aix tm clause use_gcc_stdint): Set to wrap.
1382 * config/rs6000/aix-stdint.h: New file.
1384 2009-04-08 Richard Guenther <rguenther@suse.de>
1387 * tree-dfa.c (add_referenced_var): Do not recurse into
1388 global initializers.
1389 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1391 (fold_const_aggregate_ref): Likewise.
1393 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1395 * recog.c (ordered_comparison_operator): New.
1396 * gensupport.c (std_preds): Add it.
1397 * doc/md.texi (Machine-Independent Predicates): Document it.
1399 2009-04-08 Jan Hubicka <jh@suse.cz>
1401 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1402 * function.h (rtl_eh): Remove exception_handler_label_map.
1403 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1404 remove_exception_handler_label, for_each_eh_label_1): Remove.
1405 (rtl_remove_unreachable_regions): Remove.
1406 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1407 (find_exception_handler_labels): Don't build the hashtable.
1408 (maybe_remove_eh_handler): Remove.
1409 (for_each_eh_label): Rewrite to walk the tree.
1410 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1411 * except.h (maybe_remove_eh_handler): Remove.
1412 * passes.c (init_optimization_passes): Schedule second EH cleanup
1414 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1415 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1417 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1419 * genoutput.c (validate_optab_operands): New.
1420 (gen_insn, gen_expand): Call it.
1422 * genflags.c (gen_insn): Detect misused iterators.
1423 (main): Pass line_no to gen_insn, exit with status 1 on error.
1425 * genextract.c (line_no): Make global.
1426 (VEC_safe_set_locstr): Change assertion to error message.
1427 (main): Exit with status 1 on error.
1429 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1433 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1434 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1435 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1436 * c-convert.c (convert): Do not call fold on results of conversion
1437 functions when the result is a C_MAYBE_CONST_EXPR.
1438 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1439 of __builtin_choose_expr.
1440 * c-typeck.c (remove_c_maybe_const_expr): New.
1441 (build_unary_op, build_conditional_expr, build_compound_expr,
1442 build_binary_op, c_objc_common_truthvalue_conversion): Call
1443 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1446 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1448 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1449 CODE to produce a new one. Add a prototype to use fold_convert_const
1451 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1454 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1455 mix declarations and code.
1457 2009-04-08 Ben Elliston <bje@au.ibm.com>
1459 * gcc.c: Replace `CC' with `GCC' throughout.
1461 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1463 * doc/invoke.texi: Document Atom support.
1465 2009-04-07 Jason Merrill <jason@redhat.com>
1468 * c-common.h, c-common.c: Add flag_pretty_templates.
1469 * c-opts.c (c_common_handle_option): Set it.
1470 * c.opt: Add -fno-pretty-templates.
1471 * doc/invoke.texi (C++ Dialect Options): Likewise.
1473 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1475 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1476 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1477 (ia64_expand_builtin): Likewise.
1479 2009-04-07 Martin Jambor <mjambor@suse.cz>
1481 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1482 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1483 ADDR_EXPRS are include too.
1485 2009-04-07 Richard Guenther <rguenther@suse.de>
1487 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1488 decls are only used if passes as parameters or if they are
1489 local statics and the call is not to a builtin.
1490 (call_may_clobber_ref_p_1): Likewise.
1492 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1494 * expr.c (do_store_flag): Remove last argument. Simplify code
1495 to avoid duplication of tests already done by can_compare_p.
1496 (expand_expr_real_1): Adjust caller.
1498 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1500 * optabs.c (can_compare_p): Test the predicate of a
1501 cbranch and cstore pattern.
1503 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1505 * expr.c (convert_move): Use emit_store_flag instead of
1508 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1510 * config/i386/i386.c (ix86_compare_emitted): Remove.
1511 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1512 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1513 * config/i386/i386.h (ix86_compare_emitted): Remove.
1514 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1515 instead of ix86_compare_emitted.
1516 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1518 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1520 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1521 Add t-sysroot-suffix to tmake_file.
1522 * config/print-sysroot-suffix.sh: New file.
1523 * config/t-sysroot-suffix: New file.
1525 2009-04-07 Ben Elliston <bje@au.ibm.com>
1527 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1528 as the latter produces a warning when the target does not support
1531 2009-04-07 Ben Elliston <bje@au.ibm.com>
1533 * dfp.c: Replace type punning assignments with memcpy throughout.
1534 * Makefile.in (dfp.o-warn): Remove.
1536 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1539 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1540 Include soft-fp/t-softfp after rs6000/t-linux64.
1542 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1544 * stor-layout.c (set_sizetype): Use the full precision of their
1545 machine mode for bitsize types.
1547 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1549 * config/i386/i386.md: Revert 2 accidental checkins.
1551 2009-04-06 Joey Ye <joey.ye@intel.com>
1552 Xuepeng Guo <xuepeng.guo@intel.com>
1553 H.J. Lu <hongjiu.lu@intel.com>
1555 Atom pipeline model, tuning and insn selection.
1556 * config.gcc (atom): Add atom config options and target.
1558 * config/i386/atom.md: New.
1560 * config/i386/i386.c (atom_cost): New cost.
1561 (m_ATOM): New macro flag.
1562 (initial_ix86_tune_features): Set m_ATOM.
1563 (x86_accumulate_outgoing_args): Likewise.
1564 (x86_arch_always_fancy_math_387): Likewise.
1565 (processor_target): Add Atom cost.
1566 (cpu_names): Add Atom cpu name.
1567 (override_options): Set Atom ISA.
1568 (ix86_issue_rate): New case PROCESSOR_ATOM.
1569 (ix86_adjust_cost): Likewise.
1571 * config/i386/i386.h (TARGET_ATOM): New target macro.
1572 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1573 (TARGET_OPT_AGU): New target option.
1574 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1575 (processor_type): Add PROCESSOR_ATOM.
1577 * config/i386/i386.md (cpu): Add new value "atom".
1578 (use_carry, movu): New attr.
1579 (atom.md): Include atom.md.
1580 (adddi3_carry_rex64): Set attr "use_carry".
1581 (addqi3_carry): Likewise.
1582 (addhi3_carry): Likewise.
1583 (addsi3_carry): Likewise.
1584 (*addsi3_carry_zext): Likewise.
1585 (subdi3_carry_rex64): Likewise.
1586 (subqi3_carry): Likewise.
1587 (subhi3_carry): Likewise.
1588 (subsi3_carry): Likewise.
1589 (x86_movdicc_0_m1_rex64): Likewise.
1590 (*x86_movdicc_0_m1_se): Likewise.
1591 (x86_movsicc_0_m1): Likewise.
1592 (*x86_movsicc_0_m1_se): Likewise.
1593 (*adddi_1_rex64): Emit add insn as much as possible.
1594 (*addsi_1): Likewise.
1595 (return_internal): Set atom_unit.
1596 (return_internal_long): Likewise.
1597 (return_pop_internal): Likewise.
1598 (*rcpsf2_sse): Set atom_sse_attr attr.
1599 (*qrt<mode>2_sse): Likewise.
1600 (*prefetch_sse): Likewise.
1602 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1604 (ix86_target_macros_internal): Likewise.
1606 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1607 (*prefetch_sse_rex): Likewise.
1608 (sse_rcpv4sf2): Likewise.
1609 (sse_vmrcpv4sf2): Likewise.
1610 (sse_sqrtv4sf2): Likewise.
1611 (<sse>_vmsqrt<mode>2): Likewise.
1612 (sse_ldmxcsr): Likewise.
1613 (sse_stmxcsr): Likewise.
1614 (*sse_sfence): Likewise.
1615 (sse2_clflush): Likewise.
1616 (*sse2_mfence): Likewise.
1617 (*sse2_lfence): Likewise.
1618 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1619 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1620 (avx_movdqu<avxmodesuffix>): Likewise.
1621 (avx_lddqu<avxmodesuffix>): Likewise.
1622 (sse2_movntv2di): Change attr "type" to "ssemov".
1623 (sse2_movntsi): Likewise.
1624 (rsqrtv8sf2): Change attr "type" to "sseadd".
1625 (sse3_addsubv2df3): Set attr "atom_unit".
1626 (sse3_h<plusminus_insn>v4sf3): Likewise.
1627 (*sse2_pmaddwd): Likewise.
1628 (*vec_extractv2di_1_rex64): Likewise.
1629 (*vec_extractv2di_1_avx): Likewise.
1630 (sse2_psadbw): Likewise.
1631 (ssse3_phaddwv8hi3): Likewise.
1632 (ssse3_phaddwv4hi3): Likewise.
1633 (ssse3_phadddv4si3): Likewise.
1634 (ssse3_phadddv2si3): Likewise.
1635 (ssse3_phaddswv8hi3): Likewise.
1636 (ssse3_phaddswv4hi3): Likewise.
1637 (ssse3_phsubwv8hi3): Likewise.
1638 (ssse3_phsubwv4hi3): Likewise.
1639 (ssse3_phsubdv4si3): Likewise.
1640 (ssse3_phsubdv2si3): Likewise.
1641 (ssse3_phsubswv8hi3): Likewise.
1642 (ssse3_phsubswv4hi3): Likewise.
1643 (ssse3_pmaddubsw128): Likewise.
1644 (sse3_pmaddubsw: Likewise.
1645 (ssse3_palignrti): Likewise.
1646 (ssse3_palignrdi): Likewise.
1648 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1650 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1652 2009-04-06 Richard Guenther <rguenther@suse.de>
1654 PR tree-optimization/28868
1655 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1656 of which PHI results we inserted.
1657 (insert_into_preds_of_block): Record inserted PHIs.
1658 (eliminate): Eliminate redundant PHI nodes.
1659 (init_pre): Init inserted_phi_names.
1661 2009-04-06 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/39643
1664 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1665 IMAGPART_EXPRs of complex constants.
1666 (execute_fold_all_builtins): If we folded a call queue
1667 TODO_update_address_taken.
1669 2009-04-06 Jan Hubicka <jh@suse.cz>
1672 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1675 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1677 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1679 (ic_invalidate_array): Likewise.
1681 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1683 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1684 alignment for library calls.
1686 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1688 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1689 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1690 * config/i386/mingw-stdint.h: New file.
1692 2009-04-05 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/39648
1695 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1696 our &A vs. &A[0] IL deficiencies.
1698 2009-04-04 Jan Hubicka <jh@suse.cz>
1700 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1701 removed toplevel regions.
1702 (sjlj_mark_call_sites): Likewise.
1704 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1706 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1707 (cygwin tm clause use_gcc_stdint): Set to wrap.
1708 * config/i386/cygwin-stdint.h: New file.
1710 2009-04-04 Richard Guenther <rguenther@suse.de>
1712 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1713 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1714 single-argument PHIs if we are in loop-closed SSA form.
1715 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1716 for the pre-condition.
1717 (slpeel_tree_peel_loop_to_edge): Likewise.
1718 (vect_build_loop_niters): Take an optional sequence to append stmts.
1719 (vect_generate_tmps_on_preheader): Likewise.
1720 (vect_do_peeling_for_loop_bound): Take extra guards for the
1722 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1723 the cost model check.
1724 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1725 guards if we are going to peel. Do not apply versioning in that case.
1726 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1727 (vect_do_peeling_for_loop_bound): Likewise.
1728 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1729 loop bound only record extra pre-conditions, do not apply loop
1732 2009-04-04 Richard Guenther <rguenther@suse.de>
1734 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1737 2009-04-04 Jan Hubicka <jh@suse.cz>
1739 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1740 last_basic_block for size of bb->index indexed array.
1741 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1742 compute_out, link_btr_uses, build_btr_def_use_webs,
1743 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1745 2009-04-04 Jan Hubicka <jh@suse.cz>
1747 * except.c (remove_eh_handler_and_replace): Break out from ...
1748 (remove_eh_handler): ... here.
1749 (bring_to_root): New function.
1750 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1751 handled ones, bring others to root of tree.
1753 2009-04-04 Jan Hubicka <jh@suse.cz>
1755 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1756 (all_phis_safe_to_merge): New function.
1757 (update_info): New structure.
1758 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1759 (cleanup_empty_eh): Update SSA if possible.
1761 2009-04-04 Richard Guenther <rguenther@suse.de>
1763 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1764 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1765 (append_vuse): Likewise.
1767 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1769 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1770 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1771 instead of REG_UNSAVED for DW_CFA_undefined.
1772 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1773 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1776 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1779 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1780 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1781 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1783 2009-04-04 Richard Guenther <rguenther@suse.de>
1785 PR tree-optimization/8781
1786 PR tree-optimization/37892
1787 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1788 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1789 (valueize_refs): Call it for *& valueizations.
1790 (shared_reference_ops_from_ref): Rename to ...
1791 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1792 (shared_reference_ops_from_call): Rename to ...
1793 (valueize_shared_reference_ops_from_call): ... this and valueize.
1794 (vn_reference_lookup): Update.
1795 (visit_reference_op_call): Likewise.
1796 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1797 (eliminate): Value-replace the call address in call statements.
1799 2009-04-04 Richard Guenther <rguenther@suse.de>
1801 PR tree-optimization/39636
1802 * tree-ssa-forwprop.c
1803 (forward_propagate_addr_into_variable_array_index): Check for
1804 GIMPLE_ASSIGN before accessing the rhs code.
1806 2009-04-03 Jason Merrill <jason@redhat.com>
1808 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1810 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1812 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1813 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1814 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1815 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1816 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1817 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1818 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1819 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1820 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1821 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1822 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1823 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1824 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1825 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1826 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1827 Use fr_reg_or_fp01_operand instead of fr_register_operand
1829 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1830 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1831 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1833 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1835 PR rtl-optimization/39607
1836 PR rtl-optimization/39631
1840 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1841 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1842 instead of DF_LR_OUT.
1843 * ira-lives.c (process_bb_node_lives): Ditto.
1844 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1845 instead of DF_LR_{OUT,IN}.
1846 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1847 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1849 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1851 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1852 (execute_lower_omp): Always run but take the short way out if -fopenmp
1854 (gate_lower_omp): Remove, forcing the pass manager to always run the
1855 pass and always set PROP_gimple_lomp.
1856 (pass_lower_omp): Remove gate function.
1857 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1858 PROP_trees. Instead, require it.
1859 * ipa-cp.c (pass_ipa_cp): Likewise.
1860 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1861 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1862 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1863 and PROP_gimple_leh.
1865 2009-04-03 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/23940
1869 PR tree-optimization/33237
1872 PR tree-optimization/36201
1873 PR tree-optimization/36230
1874 PR tree-optimization/38049
1875 PR tree-optimization/38207
1876 PR tree-optimization/38230
1877 PR tree-optimization/38301
1878 PR tree-optimization/38585
1880 PR tree-optimization/38985
1881 PR tree-optimization/39299
1882 * tree-ssa-structalias.h: Remove.
1883 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1884 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1885 (struct vuse_element_d): Remove.
1886 (struct vuse_vec_d): Likewise.
1887 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1888 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1889 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1890 VUSE_ELEMENT_VAR): Likewise.
1891 (struct voptype_d): Likewise.
1892 (NUM_VOP_FREE_BUCKETS): Likewise.
1893 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1894 (struct stmt_operands_d): Remove.
1895 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1896 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1897 VDEF_NUM, VDEF_VECT): Likewise.
1898 (copy_virtual_operands): Remove.
1899 (operand_build_cmp): Likewise.
1900 (create_ssa_artificial_load_stmt): Likewise.
1901 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1902 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1903 vuse_index and mayuse_index members. Pack and move done and iter_type
1904 members to the front.
1905 (SSA_OP_VMAYUSE): Remove.
1906 (SSA_OP_VIRTUAL_USES): Adjust.
1907 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1908 (unlink_stmt_vdef): Declare.
1909 (add_to_addressable_set): Remove.
1910 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1911 (vrp_visit_stmt): Likewise.
1912 * doc/tree-ssa.texi (Alias analysis): Update.
1913 * doc/invoke.texi (max-aliased-vops): Remove docs.
1914 (avg-aliased-vops): Likewise.
1915 * tree-into-ssa.c (syms_to_rename): Remove.
1916 (need_to_update_vops_p): Likewise.
1917 (need_to_initialize_update_ssa_p): Rename to ...
1918 (update_ssa_initialized_fn): ... this. Track function we are
1920 (symbol_marked_for_renaming): Simplify.
1921 (add_new_name_mapping): Do not set need_to_update_vops_p.
1922 (dump_currdefs): Use SYMS_TO_RENAME.
1923 (rewrite_update_stmt): Always walk all uses/defs.
1924 (dump_update_ssa): Adjust.
1925 (init_update_ssa): Take function argument. Track what we are
1927 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1928 (create_new_def_for): Initialize for cfun, assert we are initialized
1930 (mark_sym_for_renaming): Simplify.
1931 (mark_set_for_renaming): Do not initialize update-ssa.
1932 (need_ssa_update_p): Simplify. Take function argument.
1933 (name_mappings_registered_p): Assert we ask for the correct function.
1934 (name_registered_for_update_p): Likewise.
1935 (ssa_names_to_replace): Likewise.
1936 (release_ssa_name_after_update_ssa): Likewise.
1937 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1938 (dump_decl_set): Do not print a newline.
1939 (debug_decl_set): Do it here.
1940 (dump_update_ssa): And here.
1941 * tree-ssa-loop-im.c (move_computations): Adjust.
1942 (movement_possibility): Likewise.
1943 (determine_max_movement): Likewise.
1944 (gather_mem_refs_stmt): Likewise.
1945 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1947 * tree-complex.c (update_all_vops): Remove.
1948 (expand_complex_move): Adjust.
1949 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1950 Simplify test for memory referencing statement. Exclude
1951 non-invariant ADDR_EXPRs.
1952 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1953 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1954 (rdg_flag_uses): Likewise.
1955 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1957 (tree_optimize_tail_calls_1): Also split the
1958 edge from the entry block if we have degenerate PHI nodes in
1959 the first basic block.
1960 * tree.c (init_ttree): Remove memory-tag related code.
1961 (tree_code_size): Likewise.
1962 (tree_node_structure): Likewise.
1963 (build7_stat): Re-write to be build6_stat.
1964 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1965 (SSA_VAR_P): Adjust.
1966 (struct tree_memory_tag): Remove.
1967 (struct tree_memory_partition_tag): Likewise.
1968 (union tree_node): Adjust.
1969 (build7): Re-write to be build6.
1970 * tree-pass.h (pass_reset_cc_flags): Remove.
1971 (TODO_update_address_taken): New flag.
1972 (pass_simple_dse): Remove.
1973 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1974 * params.h (MAX_ALIASED_VOPS): Remove.
1975 (AVG_ALIASED_VOPS): Likewise.
1976 * omp-low.c (expand_omp_taskreg): Update SSA form.
1977 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1978 aliases the lhs in a copy stmt.
1979 * tree-ssa-dse.c (struct address_walk_data): Remove.
1980 (memory_ssa_name_same): Likewise.
1981 (memory_address_same): Likewise.
1982 (get_kill_of_stmt_lhs): Likewise.
1983 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1984 unused stores. Look through PHI nodes into post-dominated regions.
1985 (dse_optimize_stmt): Simplify. Properly remove stores.
1986 (tree_ssa_dse): Compute dominators.
1987 (execute_simple_dse): Remove.
1988 (pass_simple_dse): Likewise.
1989 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1990 gimple_loaded_syms and gimple_stored_syms computation.
1991 * toplev.c (dump_memory_report): Dump alias and pta stats.
1992 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1993 (vn_reference_eq): Likewise.
1994 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1995 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1996 valueize_vuses): Remove.
1997 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1998 (get_def_ref_stmt_vuse): ... this.
1999 (vn_reference_lookup_2): New function.
2000 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2001 walking equivalent vuses. Simplify.
2002 (vn_reference_lookup): Likewise.
2003 (vn_reference_insert): Likewise.
2004 (vn_reference_insert_pieces): Likewise.
2005 (visit_reference_op_call): Simplify.
2006 (visit_reference_op_load): Likewise.
2007 (visit_reference_op_store): Likewise.
2008 (init_scc_vn): Remove shared_lookup_vuses initialization.
2009 (free_scc_vn): Remove shared_lookup_vuses freeing.
2010 (sort_vuses, sort_vuses_heap): Remove.
2011 (get_ref_from_reference_ops): Export.
2012 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2013 vector with single vuse pointer.
2014 (vn_reference_lookup_pieces, vn_reference_lookup,
2015 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2016 (shared_vuses_from_stmt): Remove.
2017 (get_ref_from_reference_ops): Declare.
2018 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2019 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2020 memory-tag related code.
2021 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2022 (likely_value): Add comment, skip static-chain of call statements.
2023 (surely_varying_stmt_p): Adjust.
2024 (gimplify_and_update_call_from_tree): Likewise.
2025 (execute_fold_all_builtins): Do not rebuild alias info.
2026 (gimplify_and_update_call_from_tree): Properly update VOPs.
2027 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2028 (copy_ref_info): Remove memory-tag related code.
2029 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2030 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2031 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2033 * tree-ssa-dom.c (gimple_p): Remove typedef.
2034 (eliminate_redundant_computations): Adjust.
2035 (record_equivalences_from_stmt): Likewise.
2036 (avail_expr_hash): Likewise.
2037 (avail_expr_eq): Likewise.
2038 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2039 (stmt_makes_single_load): Likewise.
2040 (stmt_makes_single_store): Likewise.
2041 * tree-ssa-alias.c: Rewrite completely.
2042 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2043 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2044 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2045 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2046 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2047 Remove public functions.
2048 (pass_reset_cc_flags): Remove.
2049 (pass_build_alias): Move ...
2050 * tree-ssa-structalias.c (pass_build_alias): ... here.
2051 * tree-ssa-alias.c (may_be_aliased): Move ...
2052 * tree-flow-inline.h (may_be_aliased): ... here.
2053 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2054 count_uses_and_derefs): Move ...
2055 * gimple.c: ... here.
2056 * gimple.h (count_uses_and_derefs): Declare.
2057 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2058 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2059 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2060 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2061 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2062 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2063 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2065 * tree-dfa.c (refs_may_alias_p): Move ...
2066 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2067 * tree-ssa-alias.h: New file.
2068 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2069 (statement_sink_location): Likewise.
2070 * opts.c (decode_options): Do not adjust max-aliased-vops or
2071 avg-aliased-vops values.
2072 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2073 (TV_CALL_CLOBBER): Likewise.
2074 (TV_FLOW_SENSITIVE): Likewise.
2075 (TV_FLOW_INSENSITIVE): Likewise.
2076 (TV_MEMORY_PARTITIONING): Likewise.
2077 (TV_ALIAS_STMT_WALK): New timevar.
2078 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2079 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2080 (get_address_description): Remove memory-tag related code.
2081 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2082 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2083 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2084 and immediate uses in statements. Document.
2085 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2086 (dump_symbols): Remove.
2087 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2088 * alias.c (get_deref_alias_set): New function split out from ...
2089 (get_alias_set): ... here.
2090 * alias.h (get_deref_alias_set): Declare.
2091 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2092 type parameter. Remove restrict pointer handling. Create a
2093 ref-all pointer in case type-based alias sets do not conflict.
2094 (vect_analyze_data_refs): Remove SMT related code.
2095 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2096 (vectorizable_load): Likewise.
2097 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2098 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2099 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2100 Ignore vops and SMTs.
2101 (dr_analyze_alias): Likewise..
2102 (free_data_ref): Likewise.
2103 (create_data_ref): Likewise.
2104 (analyze_all_data_dependences): Likewise.
2105 (get_references_in_stmt): Adjust.
2106 * tree-flow-inline.h (gimple_aliases_computed_p,
2107 gimple_addressable_vars, gimple_call_clobbered_vars,
2108 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2109 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2110 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2111 gimple_mem_ref_stats): Remove.
2112 (gimple_vop): New function.
2113 (op_iter_next_use): Remove vuses and mayuses cases.
2114 (op_iter_next_def): Remove vdefs case.
2115 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2116 (clear_and_done_ssa_iter): Do not set removed fields.
2117 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2118 Assert we are not iterating over vuses or vdefs if not also
2119 iterating over uses or defs.
2120 (op_iter_init_use): Likewise.
2121 (op_iter_init_def): Likewise.
2122 (op_iter_next_vdef): Remove.
2123 (op_iter_next_mustdef): Likewise.
2124 (op_iter_init_vdef): Likewise.
2125 (compare_ssa_operands_equal): Likewise.
2126 (link_use_stmts_after): Handle vuse operand.
2127 (is_call_used): Use is_call_clobbered.
2128 (is_call_clobbered): Global variables are always call clobbered,
2129 query the call-clobbers bitmap.
2130 (mark_call_clobbered): Ignore global variables.
2131 (clear_call_clobbered): Likewise.
2132 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2133 virtual operands sanity check.
2134 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2136 (TARGET_MEM_REF): Remove TMR_TAG operand.
2137 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2138 Remove call-clobber related code.
2139 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2140 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2141 partitions or escape reason.
2142 (get_single_def_stmt, get_single_def_stmt_from_phi,
2143 get_single_def_stmt_with_phi): Remove.
2144 (dump_referenced_vars): Tidy.
2145 (get_ref_base_and_extent): Allow bare decls.
2146 (collect_dfa_stats): Adjust.
2147 * graphite.c (rename_variables_in_stmt): Adjust.
2148 (graphite_copy_stmts_from_block): Likewise.
2149 (translate_clast): Likewise.
2150 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2152 (translate_vuse_through_block): Use the oracle.
2153 (phi_translate_1): Adjust.
2154 (value_dies_in_block_x): Use the oracle. Cache the outcome
2156 (valid_in_sets): Check if the VUSE for
2157 a REFERENCE is available.
2158 (eliminate): Do not remove stmts during elimination,
2159 instead queue and remove them afterwards.
2160 (do_pre): Do not rebuild alias info.
2161 (pass_pre): Run TODO_rebuild_alias before PRE.
2162 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2163 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2164 (mark_all_v_defs_stmt): Remove.
2165 (mark_all_v_defs_seq): Adjust.
2166 (sra_replace): Likewise.
2167 (scalarize_use): Likewise.
2168 (scalarize_copy): Likewise.
2169 (scalarize_init): Likewise.
2170 (scalarize_ldst): Likewise.
2171 (todoflags): Remove.
2172 (tree_sra): Do not rebuild alias info.
2173 (tree_sra_early): Adjust.
2174 (pass_sra): Run TODO_update_address_taken before SRA.
2175 * tree-predcom.c (set_alias_info): Remove.
2176 (prepare_initializers_chain): Do not call it.
2177 (mark_virtual_ops_for_renaming): Adjust.
2178 (mark_virtual_ops_for_renaming_list): Remove.
2179 (initialize_root_vars): Adjust.
2180 (initialize_root_vars_lm): Likewise.
2181 (prepare_initializers_chain): Likewise.
2182 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2183 (may_propagate_copy_into_stmt): Likewise.
2184 (merge_alias_info): Do nothing for now.
2185 (propagate_tree_value_into_stmt): Adjust.
2186 (stmt_may_generate_copy): Likewise.
2187 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2188 not mark symbols for renaming.
2189 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2190 with the same statement, make sure to update the new pointed-to one.
2191 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2192 call statements, do not mark symbols for renaming.
2193 (mark_operand_necessary): Dump something.
2194 (ref_may_be_aliased): New function.
2195 (mark_aliased_reaching_defs_necessary_1): New helper function.
2196 (mark_aliased_reaching_defs_necessary): Likewise.
2197 (mark_all_reaching_defs_necessary_1): Likewise.
2198 (mark_all_reaching_defs_necessary): Likewise.
2199 (propagate_necessity): Do not process virtual PHIs. For
2200 non-aliased loads mark all reaching definitions as necessary.
2201 For aliased loads and stores mark the immediate dominating
2202 aliased clobbers as necessary.
2203 (visited): New global static.
2204 (perform_tree_ssa_dce): Free visited bitmap after propagating
2206 (remove_dead_phis): Perform simple dead virtual PHI removal.
2207 (remove_dead_stmt): Properly unlink virtual operands when
2209 (eliminate_unnecessary_stmts): Schedule PHI removal after
2211 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2212 (process_replaceable): Likewise.
2213 (find_replaceable_in_bb): Likewise.
2214 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2215 based on the single gimple vop.
2216 (verify_flow_insensitive_alias_info): Remove.
2217 (verify_flow_sensitive_alias_info): Likewise.
2218 (verify_call_clobbering): Likewise.
2219 (verify_memory_partitions): Likewise.
2220 (verify_alias_info): Likewise.
2221 (verify_ssa): Adjust..
2222 (execute_update_addresses_taken): Export. Update SSA
2223 manually. Optimize only when optimizing. Use a local bitmap.
2224 (pass_update_address_taken): Remove TODO_update_ssa, add
2226 (pass_update_address_taken): Just use TODO_update_address_taken.
2227 (init_tree_ssa): Do not initialize addressable_vars.
2228 (verify_ssa): Verify new VUSE / VDEF properties.
2229 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2230 Do not call verify_alias_info.
2231 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2232 Do not free the loaded and stored syms bitmaps. Reset the escaped
2233 and callused solutions. Do not free addressable_vars.
2234 Remove memory-tag related code.
2235 (warn_uninitialized_var): Aliases are always available.
2236 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2237 * lambda-code.c (can_put_in_inner_loop): Adjust.
2238 (can_put_after_inner_loop): Likewise.
2239 (perfect_nestify): Likewise.
2240 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2241 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2242 (vectorizable_conversion): Do not mark symbols for renaming.
2243 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2244 (expand_call_inline): Unlink the calls virtual operands before
2246 (tree_function_versioning): Do not call update_ssa if we are not
2247 updating clones. Simplify.
2248 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2249 (propagate_with_phi): Likewise..
2250 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2251 clobber code. Assert we are not aliased or global.
2252 * tree-flow.h: Include tree-ssa-alias.h
2253 (enum escape_type): Remove.
2254 (struct mem_sym_stats_d): Likewise.
2255 (struct mem_ref_stats_d): Likewise.
2256 (struct gimple_df): Add vop member. Remove global_var,
2257 call_clobbered_vars, call_used_vars, addressable_vars,
2258 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2259 escaped and callused members.
2260 (struct ptr_info_def): Remove all members, add points-to solution
2262 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2263 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2264 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2265 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2266 (tree-ssa-alias.o): Likewise.
2267 (toplev.o): Add tree-ssa-alias.h
2268 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2269 * gimple.c (gimple_set_bb): Fix off-by-one error.
2270 (is_gimple_reg): Do not handle memory tags.
2271 (gimple_copy): Also copy virtual operands.
2272 Delay updating the statement. Do not reset loaded and stored syms.
2273 (gimple_set_stored_syms): Remove.
2274 (gimple_set_loaded_syms): Likewise.
2275 (gimple_call_copy_skip_args): Copy the virtual operands
2276 and mark the new statement modified.
2277 * tree-ssa-structalias.c (may_alias_p): Remove.
2278 (set_uids_in_ptset): Take the alias set to prune with as
2279 parameter. Fold in the alias test of may_alias_p.
2280 (compute_points_to_sets): Compute whether a ptr is dereferenced
2282 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2283 other ADDRESSOF constraints on the lhs.
2284 (get_constraint_for_component_ref): Assert that we don't get
2285 ADDRESSOF constraints from the base of the reference.
2286 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2287 (struct variable_info): Remove collapsed_to member.
2288 (get_varinfo_fc): Remove.
2289 (new_var_info): Do not set collapsed_to.
2290 (dump_constraint): Do not follow cycles.
2291 (dump_constraint_graph): Likewise.
2292 (build_pred_graph): Likewise.
2293 (build_succ_graph): Likewise.
2294 (rewrite_constraints): Likewise.
2295 (do_simple_structure_copy): Remove.
2296 (do_rhs_deref_structure_copy): Remove.
2297 (do_lhs_deref_structure_copy): Remove.
2298 (collapse_rest_of_var): Remove.
2299 (do_structure_copy): Re-implement.
2300 (pta_stats): New global variable.
2301 (dump_pta_stats): New function.
2302 (struct constraint_expr): Make offset signed.
2303 (UNKNOWN_OFFSET): Define special value.
2304 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2305 (solution_set_expand): New helper function split out from ...
2306 (do_sd_constraint): ... here.
2307 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2308 (do_ds_constraint): Likewise.
2309 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2310 and CALLUSED = *CALLUSED.
2311 (set_union_with_increment): Make inc argument signed.
2312 (type_safe): Remove.
2313 (get_constraint_for_ptr_offset): Handle unknown and negative
2315 (first_vi_for_offset): Handle offsets before start. Bail
2316 out early for offsets beyond the variable extent.
2317 (first_or_preceding_vi_for_offset): New function.
2318 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2319 Together with ESCAPED = *ESCAPED this properly computes reachability.
2320 (find_what_var_points_to): New function.
2321 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2322 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2323 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2324 pt_solutions_intersect): New functions.
2325 (compute_call_used_vars): Remove.
2326 (compute_may_aliases): New main entry into PTA computation.
2327 * gimple.h (gimple_p): New typedef.
2328 (struct gimple_statement_base): Remove references_memory_p.
2329 (struct gimple_statement_with_memory_ops_base): Remove
2330 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2332 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2333 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2334 gimple_set_references_memory): Remove.
2335 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2336 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2338 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2339 (verify_expr): Allow RESULT_DECL.
2340 (gimple_duplicate_bb): Do not copy virtual operands.
2341 (gimple_duplicate_sese_region): Adjust.
2342 (gimple_duplicate_sese_tail): Likewise.
2343 (mark_virtual_ops_in_region): Remove.
2344 (move_sese_region_to_fn): Do not call it.
2345 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2346 and pass_simple_dse.
2347 (execute_function_todo): Handle TODO_update_address_taken,
2348 call execute_update_addresses_taken for TODO_rebuild_alias.
2349 (execute_todo): Adjust.
2350 (execute_one_pass): Init dump files early.
2351 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2353 (create_general_new_stmt): Clear vops.
2354 * tree-ssa-reassoc.c (get_rank): Adjust.
2355 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2356 symbols for renaming.
2357 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2358 (PARAM_AVG_ALIASED_VOPS): Likewise.
2359 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2360 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2361 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2362 (operand_build_cmp, copy_virtual_operands,
2363 create_ssa_artificial_load_stmt, add_to_addressable_set,
2364 gimple_add_to_addresses_taken): Remove public functions.
2365 (unlink_stmt_vdef): New function.
2367 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2369 * config.gcc (powerpc-*-linux*): Merge variants.
2371 2009-04-02 Chao-ying Fu <fu@mips.com>
2372 James Grosbach <james.grosbach@microchip.com>
2374 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2375 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2377 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2378 keep_interrupts_masked_p, use_debug_exception_return_p.
2379 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2380 keep_interrupts_masked, use_debug_exception_return.
2381 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2382 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2384 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2385 (mips_print_operand): Process COP0 registers to print $0 .. $31
2386 correctly for GAS to process.
2387 (mips_interrupt_extra_call_saved_reg_p): New function.
2388 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2390 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2391 (mips_compute_frame_info): Add supports for interrupt context that
2392 includes doubleword accumulators and COP0 registers.
2393 (mips_for_each_saved_acc): New function.
2394 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2395 mips_for_each_saved_reg.
2396 (mips_save_reg): Save accumulators.
2397 (mips_kernel_reg_p): A new for_each_rtx callback.
2398 (mips_expand_prologue): Support interrupt handlers.
2399 (mips_restore_reg): Restore accumulators.
2400 (mips_expand_epilogue): Support interrupt handlers.
2401 (mips_can_use_return_insn): Return false for interrupt handlers.
2402 (mips_epilogue_uses): New function.
2403 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2404 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2405 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2406 cop0_move): New instructions.
2407 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2408 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2410 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2412 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2413 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2414 interrupt handlers, we use K0 as the temporary register.
2415 (EPILOGUE_USES): Change to a function call.
2416 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2417 handlers, we use K0 as the temporary register.
2419 * doc/extend.texi (Function Attributes): Document interrupt,
2420 use_shadow_register_set, keep_interrupts_masked,
2421 use_debug_exception_return for MIPS attributes.
2423 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2425 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2426 Remove a number of t-files from tmake_file.
2427 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2428 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2429 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2430 target_prototype, not TARGET_PROTOTYPE.
2431 (LINK_OS_GNU_SPEC): Define.
2432 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2433 and darwin-ldoubdle.c.
2435 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2438 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2439 (cpp_options): Ditto.
2440 (default_compilers): Ditto.
2441 (display_help): Ditto.
2442 (process_command): Ditto.
2444 (set_input): Use lbasename instead of duplicate code.
2445 (save_temps_prefix): New static for -save-temps=obj.
2446 (save_temps_length): Ditto.
2448 * doc/invoke.texi (-save-temps=obj): Document new variant to
2451 2009-04-02 Jeff Law <law@redhat.com>
2453 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2456 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2458 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2459 * configure: Regenerated.
2461 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2463 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2464 share the argument list.
2466 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2470 2009-02-12 Diego Novillo <dnovillo@google.com>
2472 * varpool.c (debug_varpool): New.
2473 * cgraph.h (debug_varpool): Declare.
2475 2009-04-02 Jan Hubicka <jh@suse.cz>
2477 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2480 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2482 * config/i386/i386.c (ix86_abi): Move initialization to ...
2483 (override_options): Here.
2485 2009-04-02 Christian Bruel <christian.bruel@st.com>
2487 * config/sh/sh.c (sh_dwarf_register_span): New function.
2488 (TARGET_DWARF_REGISTER_SPAN): Define.
2489 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2491 2009-04-02 Ira Rosen <irar@il.ibm.com>
2493 PR tree-optimization/39595
2494 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2495 interleaved loads group is not greater than the SLP group size.
2497 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2499 * builtins.c (is_builtin_name): New.
2500 (called_as_built_in): Use is_builtin_name.
2501 * tree.h (is_builtin_name): New.
2502 * varasm.c (incorporeal_function_p): Use is_builtin_name
2504 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2506 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2508 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2511 * c-decl.c (clone_underlying_type): Move this ...
2512 * c-common.c (set_underlying_type): ... here.
2513 Also, make sure the function properly sets TYPE_STUB_DECL() on
2514 the newly created typedef variant type.
2515 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2516 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2519 2009-04-02 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/37221
2522 * tree-flow.h (degenerate_phi_result): Declare.
2523 * tree-ssa-dom.c (degenerate_phi_result): Export.
2524 * tree-scalar-evolution.c (analyze_initial_condition): If
2525 the initial condition is defined by a degenerate PHI node
2526 use the degenerate value.
2528 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2530 PR rtl-optimization/39588
2531 * combine.c (merge_outer_ops): Do not set the constant when this
2533 (simplify_shift_const_1): Do not modify it either in this case.
2535 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2537 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2538 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2540 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2543 * c-lex.c (interpret_float): Default (no suffix) is double.
2545 2009-04-1 Xinliang David Li <davidxl@google.com>
2547 * config/i386/i386.c (legitimate_constant_p): Recognize
2548 all one vector constant.
2550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2552 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2553 Change #include order to silence two warnings.
2555 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2557 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2558 (ASM_SPEC): Pass -k to the assembler for PIC code.
2560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2562 * gcc/config.gcc: Add vax-*-linux* to the switch.
2563 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2564 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2568 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2569 Use predicate macros instead of GET_CODE() == foo.
2570 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2571 ashlsi3, rotrsi3, <unnamed>): Likewise.
2573 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2575 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2576 jbbccihi, jbbccisi): Remova trailing whitespace.
2577 * gcc/config/vax/constraints.md: Likewise.
2578 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2579 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2580 * gcc/config/vax/predicates.md: Likewise.
2581 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2582 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2583 * gcc/config/vax/vax.h: Likewise.
2584 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2586 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2588 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2589 (indirectable_address_p, adjacent_operands_p): Add spaces around
2591 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2593 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2595 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2596 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2597 index_term_p, reg_plus_index_p, legitimate_address_p,
2598 vax_mode_dependent_address_p): Update comments to match functions
2599 modified by the recent int->bool conversion.
2601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2603 * gcc/config/vax/builtins.md: Update copyright message.
2604 * gcc/config/vax/constraints.md: Likewise.
2605 * gcc/config/vax/netbsd-elf.h: Likewise.
2606 * gcc/config/vax/predicates.md: Likewise.
2607 * gcc/config/vax/vax-protos.h: Likewise.
2608 * gcc/config/vax/vax.c: Likewise.
2609 * gcc/config/vax/vax.h: Likewise.
2610 * gcc/config/vax/vax.md: Likewise.
2611 * gcc/config/vax/vax.opt: Likewise.
2613 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2615 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2616 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2617 * gcc/config/vax/constraints.md (B, R): Likewise.
2618 * gcc/config/vax/predicates.md (external_memory_operand,
2619 nonimmediate_addsub_di_operand): Likewise.
2620 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2621 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2622 untyped_call): Likewise.
2624 2009-04-01 Matt Thomas <matt@3am-software.com>
2626 * config/vax/predicates.md: New file.
2627 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2628 external_const_operand, nonsymbolic_operand, external_memory_operand,
2629 indirect_memory_operand, indexed_memory_operand,
2630 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2631 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2633 * config/vax/constraints.md: New file.
2634 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2636 * config/vax/builtins.md: New file.
2637 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2638 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2640 * config/vax/vax.opt (mqmath): Add option.
2641 * config/vax/vax.md (isfx): Extend with DI.
2642 (VAXintQH, VAXintQHSD): Define.
2643 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2644 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2645 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2646 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2647 (movdi): Update constraints and use vax_output_int_move().
2648 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2649 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2650 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2651 nonlocal_goto): New.
2652 (mov<mode>): Extend accepted operand types.
2653 (subdi3_old): Rename from subdi3, change update constraints and use
2654 a new implementation.
2655 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2656 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2657 MOVE_RATIO, CLEAR_RATIO): Define.
2658 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2659 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2660 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2661 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2662 (split_quadword_operands): Make static and really allow variable
2664 (print_operand_address): Update for PIC generation.
2665 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2666 indexable_address_p, fixup_mathdi_operand,
2667 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2668 (vax_float_literal, legitimate_constant_p,
2669 indirectable_constant_address_p, index_term_p,
2670 reg_plus_index_p): Return bool instead of int.
2671 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2673 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2675 (vax_output_conditional_branch): Indent.
2676 (legitimate_constant_address_p, indirectable_constant_address_p,
2677 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2678 vax_mode_dependent_address_p): Return bool instead of int, update for
2680 * config/vax/vax-protos.h (legitimate_constant_address_p,
2681 legitimate_constant_p, legitimate_address_p,
2682 vax_mode_dependent_address_p): Change declaration to bool.
2683 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2684 vax_expand_addsub_di_operands, vax_output_int_subtract,
2685 vax_output_movmemsi): Declare.
2686 (split_quadword_operands, vax_float_literal): Delete declaration.
2687 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2688 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2689 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2690 ASM_OUTPUT_DWARF_PCREL): Define.
2691 (ASM_SPEC): Change definition to allow PIC generation.
2693 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2695 * doc/sourcebuild.texi: Update front-end requirements.
2697 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2700 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2701 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2702 (booldi3_internal3): Use boolean_or_operator instead of
2705 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2708 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2709 declarator whose size is not an integer constant expression but
2710 folds to an integer constant, then treat it as a constant
2713 2009-04-01 Richard Guenther <rguenther@suse.de>
2715 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2716 i * 4 + 2 to (i * 2 + 1) * 2.
2718 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2721 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2722 return if c_parser_asm_string_literal returned NULL.
2724 2009-04-01 Nick Clifton <nickc@redhat.com>
2726 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2728 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2729 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2730 other typedefs to avoid conflicts with libgcc2.c. Define labels
2731 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2733 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2734 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2737 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2739 * varasm.c (default_function_rodata_section): Declare DOT as
2742 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2743 Andrey Galkin <agalkin@hypercom.com>
2746 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2747 Make object_name unique for each process.
2749 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2752 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2753 addressable variables in the parallel that could go out of scope while
2754 running queued tasks.
2756 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2758 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2759 (CASE_VALUES_THRESHOLD): Redefine.
2760 * config/avr/avr.c (avr_override_options): Remove initialization of
2761 avr_case_values_threshold variable.
2762 (avr_case_values_threshold): Remove variable. Add new function.
2763 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2764 * config/avr/avr.opt (mno-tablejump): Remove option.
2765 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2767 2009-04-01 DJ Delorie <dj@redhat.com>
2769 * varasm.c (default_function_rodata_section): Don't assume
2770 anything about where the first '.' in the section name is.
2772 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2774 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2775 rs6000_emit_stack_tie.
2777 2009-03-31 Ian Lance Taylor <iant@google.com>
2779 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2780 gimple_code with GIMPLE_RESX, not RESX.
2782 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2784 * c-common.c (c_get_ident): New.
2785 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2787 2009-04-01 Ben Elliston <bje@au.ibm.com>
2789 * config/rs6000/sysv4.opt (msdata): Improve option description.
2791 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2793 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2794 (divdf3_internal_lat): Remove.
2795 (divxf3_internal_lat): Remove.
2796 (divxf3_internal_thr): Remove.
2797 (divxf): Use divxf3_internal.
2798 * config/ia64/div.md (divsf3_internal_lat): New.
2799 (divdf3_internal_lat): New.
2800 (divxf3_internal): New.
2802 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2805 * Makefile.in (USE_GCC_STDINT): Define.
2806 (stmp-int-hdrs): Install stdint.h if applicable.
2807 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2809 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2810 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2811 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2812 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2813 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2814 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2815 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2816 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2817 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2818 (c_common_nodes_and_builtins): Initialize
2819 underlying_wchar_type_node. Do not initialize
2820 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2821 nodes for new types.
2822 (c_stddef_cpp_builtins): Define macros for new types.
2823 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2825 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2826 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2827 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2828 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2829 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2830 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2831 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2832 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2833 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2834 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2835 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2836 int16_type_node, int32_type_node, int64_type_node,
2837 uint8_type_node, uint16_type_node, c_uint32_type_node,
2838 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2839 int_least32_type_node, int_least64_type_node,
2840 uint_least8_type_node, uint_least16_type_node,
2841 uint_least32_type_node, uint_least64_type_node,
2842 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2843 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2844 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2845 uintptr_type_node): Define.
2846 * c-cppbuiltin.c (builtin_define_constants,
2847 builtin_define_type_minmax): New.
2848 (builtin_define_stdint_macros): Define more macros.
2849 (c_cpp_builtins): Define more limit macros.
2851 (builtin_define_type_max): Define in terms of
2852 builtin_define_type_minmax. Remove is_long parameter. All
2854 * config.gcc (use_gcc_stdint): Define.
2855 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2856 Add newlib-stdint.h for generic targets.
2857 * config/glibc-stdint.h, config/newlib-stdint.h,
2858 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2859 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2860 * config/score/score.h (UINTPTR_TYPE): Define.
2861 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2862 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2863 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2864 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2865 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2866 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2867 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2868 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2869 * config/spu/spu.h (STDINT_LONG32): Define.
2870 * configure.ac (use_gcc_stdint): Substitute.
2871 * configure: Regenerate.
2872 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2873 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2874 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2875 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2876 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2877 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2878 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2879 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2880 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2881 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2882 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2883 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2884 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2885 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2886 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2887 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2888 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2889 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2890 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2891 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2892 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2893 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2894 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2895 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2896 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2897 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2898 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2899 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2900 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2902 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2904 * loop-iv.c (suitable_set_for_replacement): Renamed from
2905 simplify_using_assignment; changed to return bool and to accept new
2906 args DEST and SRC. Return true iff we find a source/destination pair
2907 that can be used to make a replacement, and fill SRC and DEST if so.
2908 Remove arg ALTERED. Don't deal with altered regs here. All callers
2910 (simplify_using_initial_values): Deal with altered regs here and track
2911 more precisely the effect they have on the validity of our expression.
2913 * loop-iv.c (simplify_using_condition): A condition of the form
2914 (EQ REG CONST) can be used to simply make a substitution.
2915 (simplify_using_initial_values): Keep track of conditions we have seen
2916 and keep using them to simplify new expressions, while applying the
2917 same substitutions to them as to the expression.
2919 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2920 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2923 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2924 changed. Use this when trying to improve the upper bound.
2925 Generate the comparison by using simplify_gen_relational.
2927 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2929 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2931 (simplify_using_assignment, simplify_using_initial_values): Call
2932 replace_in_expr to make replacements. Call replace_single_def_regs
2933 once on the initial version of the expression.
2935 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2938 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2940 2009-03-31 Richard Guenther <rguenther@suse.de>
2943 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2944 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2946 2009-03-31 Richard Guenther <rguenther@suse.de>
2948 * tree.h (div_if_zero_remainder): Declare.
2949 * fold-const.c (div_if_zero_remainder): Export.
2950 * tree-ssa-forwprop.c
2951 (forward_propagate_addr_into_variable_array_index): Handle
2952 constant array index addition outside of the variable index.
2954 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2957 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2958 define_splits, floatunssi<mode>2): Require x87 conversions from
2959 DImode to be permitted.
2961 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2963 PR preprocessor/15638
2964 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2966 2009-03-31 Richard Guenther <rguenther@suse.de>
2970 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2971 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2972 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2973 a separate statement.
2974 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2975 (lookup_tmp_var): Likewise.
2976 (is_gimple_formal_tmp_or_call_rhs): Remove.
2977 (is_gimple_reg_or_call_rhs): Rename to ...
2978 (is_gimple_reg_rhs_or_call): ... this.
2979 (is_gimple_mem_or_call_rhs): Rename to ...
2980 (is_gimple_mem_rhs_or_call): ... this.
2981 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2982 DECL_GIMPLE_REG_P only if is_formal is true.
2983 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2984 for non-proper post-modify expression gimplification.
2985 (gimplify_self_mod_expr): For post-modify expressions gimplify
2986 the lvalue to a minimal lvalue.
2987 (rhs_predicate_for): Remove formal temp case.
2988 (gimplify_modify_expr_rhs): Likewise.
2989 (gimplify_addr_expr): Use is_gimple_reg.
2990 (gimplify_expr): Remove formal temp cases.
2991 (gimple_regimplify_operands): Likewise.
2992 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2993 and FILTER_EXPR like constants.
2994 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2996 (is_gimple_formal_tmp_rhs): Remove.
2997 (is_gimple_reg_rhs): Remove special casing.
2998 (is_gimple_mem_rhs): Fix.
2999 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3000 (is_gimple_formal_tmp_var): Remove.
3001 (is_gimple_formal_tmp_reg): Likewise.
3002 (is_gimple_min_lval): Allow invariant component ref parts.
3003 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3004 is_gimple_formal_tmp_reg): Remove declarations.
3005 * tree-cfg.c (verify_expr): Verify that variables with address
3006 taken do not have DECL_GIMPLE_REG_P set.
3007 * tree-mudflap.c (mf_build_check_statement_for): Use
3008 force_gimple_operand instead of gimplify_expr.
3010 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3012 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3013 schedulable rows to compute_split_row.
3015 2009-03-31 Ben Elliston <bje@au.ibm.com>
3018 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3021 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3023 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3024 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3025 * configure: Regenerate.
3026 * config.in: Regenerate.
3027 * config/rs6000/rs6000.opt (mtls-markers): Add.
3028 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3029 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3030 (tls_ld_aix, tls_ld_sysv): Likewise.
3031 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3032 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3034 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3036 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3038 2009-03-30 Jan Hubicka <jh@suse.cz>
3040 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3042 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3043 detection and label handling.
3045 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3047 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3048 left_conflicts_size.
3049 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3050 ALLOCNO_LEFT_CONFLICTS_SIZE.
3052 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3053 remove_allocno_from_bucket_and_push,
3054 allocno_spill_priority_compare, push_allocnos_to_stack,
3055 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3056 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3057 (setup_allocno_left_conflicts_num): Ditto. Rename to
3058 setup_allocno_left_conflicts_size.
3059 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3060 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3061 setup_allocno_left_conflicts_size instead of
3062 setup_allocno_left_conflicts_num.
3064 * ira-build.c (ira_create_allocno): Use
3065 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3066 ALLOCNO_LEFT_CONFLICTS_NUM.
3068 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3070 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3071 instead of DF_LR_OUT.
3073 * ira-lives.c (process_bb_node_lives): Ditto.
3075 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3076 instead of DF_LR_{OUT,IN}.
3078 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3080 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3082 2009-03-30 Jan Hubicka <jh@suse.cz>
3084 * except.c (label_to_region_map): Fix thinko.
3086 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3089 * tree.h (tree_find_value): New declaration.
3090 * tree.c (tree_find_value): New function.
3091 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3093 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3096 * c-decl.c (struct c_binding): Add locus field.
3097 (bind): Add locus argument, set locus field from it.
3098 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3099 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3100 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3101 implicitly_declare, undeclared_variable, lookup_label,
3102 declare_label, c_make_fname_decl, c_builtin_function,
3103 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3106 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3109 * config/i386/i386.c (classify_argument): Check total size of
3112 2009-03-30 Martin Jambor <mjambor@suse.cz>
3114 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3115 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3116 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3119 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3120 seen_variable_array_ref while also traversing a union.
3122 * tree-inline.c (optimize_inline_calls): Do not call
3123 cgraph_node_remove_callees.
3124 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3125 (pass_remove_cgraph_callee_edges): New variable.
3126 * passes.c (init_optimization_passes): Add
3127 pass_remove_cgraph_callee_edges after early inlining and before all
3128 late intraprocedural passes.
3130 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3132 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3134 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3137 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3139 * combine.c (simplify_comparison): Use have_insn_for.
3140 * dojump.c (do_jump): Likewise.
3142 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3144 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3145 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3146 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3147 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3148 instead of sparc_compare_emitted.
3149 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3150 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3151 instead of sparc_compare_emitted.
3153 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3155 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3156 enter/exit cfglayout mode.
3157 (pass_partition_block): Require it.
3158 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3159 (combine_instructions): Track basic blocks instead of labels.
3160 (update_cfg_for_uncondjump): New.
3161 (try_combine): Use it. Update jumps after rescanning.
3162 (pass_combine): Require PROP_cfglayout.
3163 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3165 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3167 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3168 Provide/destroy PROP_cfglayout respectively.
3169 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3170 * tree-pass.h (PROP_cfglayout): New.
3172 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3174 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3175 fold_convert_const_fixed_from_fixed,
3176 fold_convert_const_fixed_from_int,
3177 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3178 set TREE_CONSTANT_OVERFLOW.
3179 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3180 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3182 2009-03-30 Ira Rosen <irar@il.ibm.com>
3184 * tree-vect-loop-manip.c: New file.
3185 * tree-vectorizer.c: Update documentation and included files.
3186 (vect_loop_location): Make extern.
3187 (rename_use_op): Move to tree-vect-loop-manip.c
3188 (rename_variables_in_bb, rename_variables_in_loop,
3189 slpeel_update_phis_for_duplicate_loop,
3190 slpeel_update_phi_nodes_for_guard1,
3191 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3192 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3193 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3194 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3195 find_loop_location): Likewise.
3196 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3197 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3198 get_vectype_for_scalar_type, vect_is_simple_use,
3199 supportable_widening_operation, supportable_narrowing_operation):
3201 (bb_in_loop_p): Move to tree-vect-loop.c.
3202 (new_loop_vec_info, destroy_loop_vec_info,
3203 reduction_code_for_scalar_code, report_vect_op,
3204 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3205 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3206 (vect_supportable_dr_alignment): Likewise.
3207 * tree-vectorizer.h (tree-data-ref.h): Include.
3208 (vect_loop_location): Declare.
3209 Reorganize function declarations according to the new file structure.
3210 * tree-vect-loop.c: New file.
3211 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3212 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3213 * tree-vect-data-refs.c: New file.
3214 * tree-vect-patterns.c (timevar.h): Don't include.
3215 * tree-vect-stmts.c: New file.
3216 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3217 tree-vect-slp.c, tree-vect-loop.c.
3218 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3219 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3220 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3221 (tree-vect-analyze.o): Remove.
3222 (tree-vect-transform.o): Likewise.
3223 (tree-vect-data-refs.o): Add rule.
3224 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3225 tree-vect-slp.o): Likewise.
3226 (tree-vect-patterns.o): Remove redundant dependencies.
3227 (tree-vectorizer.o): Likewise.
3228 * tree-vect-slp.c: New file.
3230 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3232 * optc-gen.awk: Warn if an option flag has multiple different
3235 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3237 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3238 -floop-block): Document dependences on PPL, CLooG and Graphite.
3240 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3242 PR rtl-optimization/323
3243 * c-common.c (c_fully_fold, convert_and_check,
3244 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3245 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3246 * c-common.def (EXCESS_PRECISION_EXPR): New.
3247 * c-cppbuiltin.c (builtin_define_float_constants): Define
3248 constants with enough digits for long double.
3249 * c-lex.c (interpret_float): Interpret constant with excess
3250 precision where appropriate.
3251 * c-opts.c (c_common_post_options): Set
3252 flag_excess_precision_cmdline. Give an error for
3253 -fexcess-precision=standard for C++ for processors where the
3254 option is significant.
3255 * c-parser.c (c_parser_conditional_expression): Handle excess
3256 precision in condition.
3257 * c-typeck.c (convert_arguments): Handle arguments with excess
3259 (build_unary_op): Move excess precision outside operation.
3260 (build_conditional_expr): Likewise.
3261 (build_compound_expr): Likewise.
3262 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3263 (build_modify_expr): Handle excess precision in RHS.
3264 (convert_for_assignment): Handle excess precision in converted
3266 (digest_init, output_init_element, process_init_element): Handle
3267 excess precision in initializer.
3268 (c_finish_return): Handle excess precision in return value.
3269 (build_binary_op): Handle excess precision in operands and add
3270 excess precision as needed for operation.
3271 * common.opt (-fexcess-precision=): New option.
3272 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3273 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3274 For standard excess precision, output explicit conversion to and
3275 truncation from XFmode.
3276 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3277 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3278 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3279 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3280 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3281 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3282 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3283 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3284 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3285 define_splits, sqrt<mode>2): Disable where appropriate for
3286 standard excess precision.
3287 * convert.c (convert_to_real): Do not shorten arithmetic to type
3288 for which excess precision would be used.
3289 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3290 * doc/invoke.texi (-fexcess-precision=): Document option.
3291 (-mfpmath=): Correct index entry.
3292 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3293 flag_excess_precision): New.
3294 * langhooks.c (lhd_post_options): Set
3295 flag_excess_precision_cmdline.
3296 * opts.c (common_handle_option): Handle -fexcess-precision=.
3297 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3298 init_excess_precision): New.
3299 (lang_dependent_init_target): Call init_excess_precision.
3300 * tree.c (excess_precision_type): New.
3301 * tree.h (excess_precision_type): Declare.
3303 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3306 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3307 non-lvalue to component.
3309 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3311 PR preprocessor/34695
3312 * Makefile.in (c-opts.o): Depend on c-tree.h.
3313 * c-common.c: Move down include of diagnostic.h.
3314 (done_lexing, c_cpp_error): New.
3315 * c-common.h (done_lexing): Declare.
3316 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3318 * c-opts.c: Include c-tree.h.
3319 (c_common_init_options): Set preprocessor error callback.
3320 (c_common_handle_option): Do not set preprocessor
3321 inhibit_warnings, warnings_are_errors, warn_system_headers,
3322 pedantic_errors or inhibit_warnings flags.
3323 (c_common_post_options): Do not check cpp_errors (parse_in).
3324 (c_common_finish): Do not output dependencies if there were
3325 errors. Do not check return value of cpp_finish.
3326 * c-ppoutput.c (pp_file_change): Set input_location.
3327 * c-tree.h (c_cpp_error): Declare.
3328 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3330 (diagnostic_build_prefix): Check override_column.
3331 * diagnostic.h (diagnostic_info): Add override_column field.
3332 (diagnostic_override_column): Define.
3334 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3336 * c-common.c (c_expand_expr, c_staticp): Remove.
3337 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3338 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3339 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3340 * c-gimplify.c (gimplify_compound_literal_expr,
3341 optimize_compound_literals_in_ctor): Remove.
3342 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3343 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3344 * c-semantics.c (emit_local_var): Remove.
3346 * langhooks-def.h (lhd_expand_expr): Remove.
3347 * langhooks.c (lhd_expand_expr): Remove.
3348 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3350 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3351 handling from c-semantics.c; don't call into langhook.
3352 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3353 * gimplify.c (gimplify_compound_literal_expr,
3354 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3355 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3356 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3357 as was done in c-gimplify.c.
3358 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3359 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3360 Move from c-common.h.
3361 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3363 * tree.c (staticp): Do not call langhook.
3364 * langhooks.c (lhd_staticp): Delete.
3365 * langhooks-def.h (lhd_staticp): Delete prototype.
3366 (LANG_HOOKS_STATICP): Delete.
3367 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3369 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3370 instead of DECL_STMTs.
3372 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3380 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3382 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3383 contained expression.
3384 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3385 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3386 conditional expressions for C.
3387 (decl_constant_value_for_optimization): Move from
3388 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3389 whether optimizing and that the expression is a VAR_DECL not of
3390 array type instead of doing such checks in the caller. Do not
3391 check pedantic. Call gcc_unreachable for C++.
3392 * c-common.def (C_MAYBE_CONST_EXPR): New.
3393 * c-common.h (c_fully_fold, c_save_expr,
3394 decl_constant_value_for_optimization): New prototypes.
3395 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3396 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3397 EXPR_INT_CONST_OPERANDS): Define.
3398 * c-convert.c (convert): Strip nops from expression.
3399 * c-decl.c (groktypename): Take extra parameters expr and
3400 expr_const_operands. Update call to grokdeclarator.
3401 (start_decl): Update call to grokdeclarator. Add statement for
3402 expressions used in type of decl.
3403 (grokparm): Update call to grokdeclarator.
3404 (push_parm_decl): Update call to grokdeclarator.
3405 (build_compound_literal): Add parameter non_const and build a
3406 C_MAYBE_COSNT_EXPR if applicable.
3407 (grokdeclarator): Take extra parameters expr and
3408 expr_const_operands. Track expressions used in declaration
3409 specifiers and declarators. Fold array sizes and track whether
3410 they are constant expressions and whether they are integer
3411 constant expressions.
3412 (parser_xref_tag): Set expr and expr_const_operands fields in
3414 (grokfield): Update call to grokdeclarator.
3415 (start_function): Update call to grokdeclarator.
3416 (build_null_declspecs): Set expr and expr_const_operands fields in
3418 (declspecs_add_type): Handle expressions in typeof specifiers.
3419 * c-parser.c (c_parser_declspecs): Set expr and
3420 expr_const_operands fields for declaration specifiers.
3421 (c_parser_enum_specifier): Likewise.
3422 (c_parser_struct_or_union_specifier): Likewise.
3423 (c_parser_typeof_specifier): Likewise. Update call to
3424 groktypename. Fold expression as needed. Return expressions with
3425 type instead of adding statements.
3426 (c_parser_attributes): Update calls to c_parser_expr_list.
3427 (c_parser_statement_after_labels): Fold expression before passing
3428 to objc_build_throw_stmt.
3429 (c_parser_condition): Fold expression.
3430 (c_parser_asm_operands): Fold expression.
3431 (c_parser_conditional_expression): Use c_save_expr. Update call
3432 to build_conditional_expr.
3433 (c_parser_alignof_expression): Update call to groktypename.
3434 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3435 original_code. Fold expression argument of va_arg. Create
3436 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3437 argument to va_arg. Update calls to groktypename. Fold array
3438 index for offsetof. Verify that first argument to
3439 __builtin_choose_expr has integer type.
3440 (c_parser_postfix_expression_after_paren_type): Update calls to
3441 groktypename and build_compound_literal. Handle expressions with
3442 side effects in type name.
3443 (c_parser_postfix_expression_after_primary): Update call to
3444 c_parser_expr_list. Set original_code for calls to
3445 __builtin_constant_p.
3446 (c_parser_expr_list): Take extra parameter fold_p. Fold
3447 expressions if requested.
3448 (c_parser_objc_type_name): Update call to groktypename.
3449 (c_parser_objc_synchronized_statement): Fold expression.
3450 (c_parser_objc_receiver): Fold expression.
3451 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3452 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3453 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3454 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3455 (struct c_typespec): Add elements expr and expr_const_operands.
3456 (struct c_declspecs): Add elements expr and expr_const_operands.
3457 (groktypename, build_conditional_expr, build_compound_literal):
3459 (in_late_binary_op): Declare.
3460 * c-typeck.c (note_integer_operands): New function.
3461 (in_late_binary_op): New variable.
3462 (decl_constant_value_for_broken_optimization): Move to c-common.c
3463 and rename to decl_constant_value_for_optimization.
3464 (default_function_array_conversion): Do not strip nops.
3465 (default_conversion): Do not call
3466 decl_constant_value_for_broken_optimization.
3467 (build_array_ref): Do not fold result.
3468 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3469 result when operand is a VLA.
3470 (c_expr_sizeof_type): Update call to groktypename. Handle
3471 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3472 result when operand names a VLA type.
3473 (build_function_call): Update call to build_compound_literal.
3474 Only fold result for calls to __builtin_* functions. Strip
3475 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3476 the function designator.
3477 (convert_arguments): Fold arguments. Update call to
3478 convert_for_assignment.
3479 (build_unary_op): Handle increment and decrement of
3480 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3481 decrement earlier. Fold operand of increment and decrement.
3482 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3483 built for integer operand. Wrap returns that are INTEGER_CSTs
3484 without being integer constant expressions or that have integer
3485 constant operands without being INTEGER_CSTs.
3486 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3487 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3488 result is an integer constant expression or can be used in
3489 unevaluated parts of one and avoid folding and wrap as
3490 appropriate. Fold operands before possibly doing -Wsign-compare
3492 (build_compound_expr): Wrap result for C99 if operands can be used
3493 in integer constant expressions.
3494 (build_c_cast): Update call to digest_init. Do not ignore
3495 overflow from casting floating-point constants to integers. Wrap
3496 results that could be confused with integer constant expressions,
3497 null pointer constants or floating-point constants.
3498 (c_cast_expr): Update call to groktypename. Handle expressions
3499 included in type name.
3500 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3501 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3502 Update calls to convert_for_assignment.
3503 (convert_for_assignment): Take new parameter
3504 null_pointer_constant. Do not strip nops or call
3505 decl_constant_value_for_broken_optimization. Set
3506 in_late_binary_op for conversions to boolean.
3507 (store_init_value): Update call to digest_init.
3508 (digest_init): Take new parameter null_pointer_constant. Do not
3509 call decl_constant_value_for_broken_optimization. pedwarn for
3510 initializers not constant expressions. Update calls to
3511 convert_for_assignment.
3512 (constructor_nonconst): New.
3513 (struct constructor_stack): Add nonconst element.
3514 (really_start_incremental_init, push_init_level, pop_init_level):
3515 Handle constructor_nonconst and nonconst element.
3516 (set_init_index): Call constant_expression_warning for array
3518 (output_init_element): Fold value. Set constructor_nonconst as
3519 applicable. pedwarn for initializers not constant expressions.
3520 Update call to digest_init. Call constant_expression_warning
3521 where constant initializers are required.
3522 (process_init_element): Use c_save_expr.
3523 (c_finish_goto_ptr): Fold expression.
3524 (c_finish_return): Fold return value. Update call to
3525 convert_for_assignment.
3526 (c_start_case): Fold switch expression.
3527 (c_process_expr_stmt): Fold expression.
3528 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3529 ensure statement expression is not evaluated in constant expression.
3530 (build_binary_op): Track whether results are integer constant
3531 expressions or may occur in such, disable folding and wrap results
3532 as applicable. Fold operands for -Wsign-compare warnings unless
3534 (c_objc_common_truthvalue_conversion): Handle results folded to
3535 integer constants that are not integer constant expressions.
3536 * doc/extend.texi: Document when typeof operands are evaluated,
3537 that condition of __builtin_choose_expr is an integer constant
3538 expression, and more about use of __builtin_constant_p in
3541 2009-03-29 Richard Guenther <rguenther@suse.de>
3543 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3544 propagate addresses of array references.
3546 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3548 * regmove.c (perhaps_ends_bb_p): Remove.
3549 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3550 from INSN and check that the main loop stays within that basic block.
3551 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3552 (regmove_forward_pass): Split out from regmove_optimize. Use
3553 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3554 (regmove_backward_pass): Split out from regmove_optimize. Use
3555 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3556 (regmove_optimize): Simplify.
3558 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3561 * config/i386/i386.c (classify_argument): Ignore flexible array
3562 member in struct and warn ABI change.
3564 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3566 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3568 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3569 (ix86_adjust_cost): Updated.
3571 2009-03-29 Jan Hubicka <jh@suse.cz>
3574 * tree-pass.h (pass_cleanup_eh): New function.
3575 (remove_unreachable_regions): Break code handling RTL
3576 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3577 that can not be reached by runtime.
3578 (can_be_reached_by_runtime): New function.
3579 (label_to_region_map): New function.
3580 (num_eh_regions): New function.
3581 (rtl_remove_unreachable_regions): New function.
3582 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3583 (remove_eh_region): New function.
3584 * except.h: Include sbitmap and vecprim.
3585 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3586 num_eh_regions): Declare.
3587 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3588 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3589 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3590 (tree_empty_eh_handler_p): New function.
3591 (cleanup_empty_eh): New function.
3592 (cleanup_eh): New function.
3593 (pass_cleanup_eh): New function.
3595 2009-03-29 Jan Hubicka <jh@suse.cz>
3597 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3598 for removed regions.
3600 2009-03-29 Jan Hubicka <jh@suse.cz>
3602 * except.c (dump_eh_tree): Dump all datastructures.
3604 2009-03-29 Jan Hubicka <jh@suse.cz>
3606 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3607 (duplicate_eh_regions_1): Likewise.
3608 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3609 vector; call EH verification.
3610 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3611 Be ready for region being removed.
3613 2009-03-29 Jan Hubicka <jh@suse.cz>
3615 * bitmap.c (bitmap_last_set_bit): New function.
3616 * bitmap.h (bitmap_last_set_bit): Declare.
3618 2009-03-29 David Ayers <ayers@fsfe.org>
3621 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3622 by calling objc_compare_types and surpress warnings about
3623 incompatible C pointers that are compatible ObjC pointers.
3625 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3627 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3628 call initialize_inline_failed.
3629 (initialize_inline_failed): Move it from here ...
3630 * cgraph.c (initialize_inline_failed): ... to here.
3631 (cgraph_create_edge): Call initialize_inline_failed rather than
3632 setting inline_failed directly.
3634 2009-03-29 Ben Elliston <bje@au.ibm.com>
3637 * sysv4.opt (msdata): Improve comment.
3638 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3639 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3641 2009-03-29 Ben Elliston <bje@au.ibm.com>
3644 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3645 load and store attributes.
3647 2009-03-29 Ben Elliston <bje@au.ibm.com>
3649 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3650 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3651 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3652 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3653 __builtin_infq and __builtin_huge_valq.
3655 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3657 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3659 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3660 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3662 2009-03-28 Xinliang David Li <davidxl@google.com>
3664 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3665 (do_dbg_cnt): New function.
3667 2009-03-28 Jan Hubicka <jh@suse.cz>
3669 Merge from pretty-ipa:
3671 2009-03-27 Jan Hubicka <jh@suse.cz>
3673 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3674 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3675 * passes.c (function_called_by_processed_nodes_p): New.
3676 * ipa-pure-const.c (check_call): Fix handling of operands.
3677 (analyze_function): Dump debug output for skipped bodies.
3678 (local_pure_const): Use function_called_by_processed_nodes_p.
3679 * dwarf2out.c (reference_to_unused): Use output.
3680 * passes.c (do_per_function_toporder): Likewise.
3682 2008-11-12 Jan Hubicka <jh@suse.cz>
3684 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3685 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3686 state_set_in_source enum
3687 (check_decl): Ignore memory tags; do not set fake looping flags;
3689 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3690 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3691 (check_call, analyze_function): Rewrite.
3693 (add_new_function): Update call of analyze_function.
3694 (generate_summary): Add call of analyze_function.
3695 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3696 (local_pure_const): New function.
3697 (pass_local_pure_const): New pass.
3698 * ipa-inline.c (inline_transform): Set after_inlining.
3699 * tree-eh.c (stmt_can_throw_external): New.
3700 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3701 work with aliasing built.
3702 * tree-flow.h (stmt_can_throw_external): New.
3703 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3704 and local pure/const pass in early and late optimization queue.
3706 2009-03-28 Martin Jambor <mjambor@suse.cz>
3708 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3710 (fold_binary): Allow function decl aligment consideration is the
3711 second argument is integer constant one.
3712 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3713 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3714 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3716 2009-03-28 Jan Hubicka <jh@suse.cz>
3718 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3719 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3720 * function.h (rtl_data): Add nothrow flag.
3721 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3722 set DECL_NOTHROW for AVAILABLE functions.
3724 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3726 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3727 following vector keyword has expansion starting with pixel or bool
3728 keyword, expand vector to __vector and pixel or bool to __pixel or
3732 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3733 warn_if_disallowed_function_p): Removed.
3734 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3735 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3736 warning_if_disallowed_function_p.
3737 * flags.h (warn_if_disallowed_function_p,
3738 warn_disallowed_functions): Removed.
3739 * common.opt (Wdisallowed-function-list=): Removed.
3740 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3742 2009-03-28 Richard Guenther <rguenther@suse.de>
3744 PR tree-optimization/38723
3745 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3748 2009-03-28 Jan Hubicka <jh@suse.cz>
3750 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3751 test introduced by my previous patch.
3753 2009-03-28 Richard Guenther <rguenther@suse.de>
3755 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3756 the PHIs value undefined.
3758 2009-03-28 Jan Hubicka <jh@suse.cz>
3760 * tree-pass.h (pass_fixup_cfg): New pass.
3761 * ipa-inline.c (inline_transform): Set
3762 always_inline_functions_inlined/after_inlining.
3763 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3764 (pass_fixup_cfg): New pass.
3765 * passes.c (init_optimization_passes): Add fixup_cfg.
3767 2009-03-28 Richard Guenther <rguenther@suse.de>
3769 PR tree-optimization/38458
3770 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3771 argument use the arguments copy-of value.
3773 2009-03-28 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/38180
3776 * tree-ssa-ccp.c (get_default_value): Simplify.
3777 (likely_value): Likewise.
3778 (surely_varying_stmt_p): Properly handle VOP case.
3779 (ccp_initialize): Likewise.
3780 (ccp_fold): Handle propagating through *&.
3781 (fold_const_aggregate_ref): Also handle decls.
3783 2009-03-28 Jan Hubicka <jh@suse.cz>
3785 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3786 * cgraph.h (cgraph_node): Likewise.
3787 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3788 (cgraph_reset_node): Use process flag.
3789 (cgraph_mark_functions_to_output): Likewise.
3790 (cgraph_expand_function): Likewise.
3791 (cgraph_expand_all_functions): Likewise.
3792 (cgraph_output_in_order): Likewise.
3793 * dwarf2out.c (reference_to_unused): Likewise.
3794 * passes.c do_per_function_toporder): Likewise.
3796 2009-03-28 Jan Hubicka <jh@suse.cz>
3798 Bring from lto-branch:
3800 2008-09-03 Doug Kwan <dougkwan@google.com>
3802 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3803 enums instead of reason strings.
3804 * cgraph.c (cgraph_create_edge): Same.
3805 (cgraph_inline_failed_string): New function.
3806 * cgraph.h (cgraph_inline_failed_t): New enum type.
3807 (cgraph_inline_failed_string): New prototype.
3808 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3809 char pointer to cgraph_inline_failed_t.
3810 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3811 (cgraph_default_inline_p): Ditto.
3812 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3813 to cgraph_inline_failed_t pointer.
3814 * cif-code.def: New file.
3815 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3817 (cgraph_check_inline_limits): Change type of REASON to pointer to
3818 cgraph_inline_failed_t. Replace reason strings with enums.
3819 (cgraph_default_inline_p): Ditto.
3820 (cgraph_recursive_inlining_p): Ditto.
3821 (update_caller_keys): Change type of FAILED_REASON to
3822 cgraph_inline_failed_t.
3823 (cgraph_set_inline_failed): Change type of REASON to pointer to
3824 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3825 convert enums to strings for text output.
3826 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3827 to be of type cgraph_inline_failed_t. Replace reason strings with
3828 enums. Call cgraph_inline_failed_string to covert enums
3829 to strings for text output.
3830 (cgraph_decide_inlining): Replace reason strings with enums.
3831 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3832 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3834 * tree-inline.c (expand_call_inline): Change type of REASON
3835 to cgraph_inline_failed_t. Replace reason strings with enums.
3836 Call cgraph_inline_failed_string for text output.
3837 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3840 2009-03-28 Jan Hubicka <jh@suse.cz>
3842 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3843 cgraph_clone_node): Remove master clone handling.
3844 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3845 * cgraph.h (master_clone): Remove.
3846 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3847 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3848 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3850 2009-03-28 Jan Hubicka <jh@suse.cz>
3852 * cgraph.c (cgraph_function_body_availability): Functions declared
3853 inline are always safe to assume that it is not going to be replaced.
3855 2009-03-28 Richard Guenther <rguenther@suse.de>
3857 PR tree-optimization/38513
3858 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3860 EXC_PTR_EXPR and FILTER_EXPR.
3861 (get_ref_from_reference_ops): Likewise.
3863 2009-03-28 Richard Guenther <rguenther@suse.de>
3865 PR tree-optimization/38968
3866 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3867 Use FLOOR_MOD_EXPR to compute misalignment.
3869 2009-03-28 Richard Guenther <rguenther@suse.de>
3871 PR tree-optimization/37795
3872 * tree.h (combine_comparisons): Declare.
3873 * fold-const.c (combine_comparisons): Export.
3874 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3876 (ifcombine_iforif): Use combine_comparisons.
3878 2009-03-28 Jan Hubicka <jh@suse.cz>
3880 * tree-eh.c (inlinable_call_p): New function.
3881 (make_eh_edges): Use it.
3882 (verify_eh_edges): Use it.
3883 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3884 * except.c (reachable_next_level): Add inlinable_function argument
3885 (sjlj_find_directly_reachable_regions): Update.
3886 (add_reachable_handler): Do not set saw_any_handlers.
3887 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3888 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3889 Add new inlinable call parameter.
3890 (can_throw_internal, can_throw_external): Update.
3891 * except.h (can_throw_internal_1, can_throw_external_1,
3892 foreach_reachable_handler): Update declaration.
3894 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3896 * config/arm/t-arm-coff, config/h8300/coff.h,
3897 config/i386/i386-aout.h, config/i386/i386-coff.h,
3898 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3899 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3900 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3901 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3902 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3903 sys-types.h: Remove.
3904 * Makefile.in: Remove protoize and fixproto support and references
3906 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3907 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3909 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3910 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3911 unprotoize$(exeext).
3912 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3913 (.PHONY): Don't depend on proto.
3914 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3915 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3916 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3917 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3918 build/gen-protos.o, build/scan.o, xsys-protos.h,
3919 build/fix-header$(build_exeext), build/fix-header.o,
3920 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3921 stmp-install-fixproto): Remove.
3922 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3923 SYSCALLS.c or fixproto files.
3924 (install-common): Don't install protoize.
3925 (install-headers-tar, install-headers-cpio, install-headers-cp):
3926 Don't depend on $(STMP_FIXPROTO).
3927 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3928 install fixproto files or write out fixproto settings.
3929 (uninstall): Don't uninstall protoize.
3930 * config.gcc (use_fixproto): Remove.
3931 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3932 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3933 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3934 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3935 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3936 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3937 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3938 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3939 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3940 * config/t-vxworks (STMP_FIXPROTO): Remove.
3941 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3942 STMP_FIXPROTO): Remove.
3943 * config.in, configure: Regenerate.
3944 * crtstuff.c (gid_t, uid_t): Don't undefine.
3945 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3946 (arm-*-coff, arm-*-aout: Remove target entries.
3947 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3948 Remove mention of AIX 4.1.
3949 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3950 * doc/invoke.texi (Running Protoize): Remove.
3951 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3952 (Protoize Caveats): Remove.
3953 * tsystem.h: Update comments on headers assumed to exist.
3955 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3957 * genautomata.c: Add a new year to the copyright. Add a new
3959 (struct insn_reserv_decl): Add comments for member bypass_list.
3960 (find_bypass): Remove.
3961 (insert_bypass): New.
3962 (process_decls): Use insert_bypass.
3963 (output_internal_insn_latency_func): Output all bypasses with the
3964 same input insn in one switch case.
3966 * rtl.def (define_bypass): Describe bypass choice.
3967 * doc/md.texi (define_bypass): Ditto.
3969 2009-03-27 Richard Guenther <rguenther@suse.de>
3971 * gimplify.c (mark_addressable): Export.
3972 * tree-flow.h (mark_addressable): Declare.
3973 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3974 * tree-ssa.c (verify_phi_args): Verify that address taken
3975 variables have TREE_ADDRESSABLE set.
3977 2009-03-27 Richard Guenther <rguenther@suse.de>
3979 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3980 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3981 Do not mark decls TREE_ADDRESSABLE.
3982 (build_fold_addr_expr): Adjust.
3983 (fold_addr_expr): Remove.
3984 (fold_unary): Use build_fold_addr_expr.
3985 (fold_comparison): Likewise.
3986 (split_address_to_core_and_offset): Likewise.
3987 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3989 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3990 (gimplify_modify_expr_to_memcpy): Mark source and destination
3992 * omp-low.c (create_omp_child_function): Mark the object decl
3994 (lower_rec_input_clauses): Mark the var we take the address of
3996 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3998 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4001 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4002 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4004 2009-03-27 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/39120
4007 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4009 (handle_lhs_call): Process return constraints. Add escape
4010 constraints if necessary.
4011 (handle_const_call): Fill out return constraints. Make nested
4012 case more precise. Avoid consttmp if possible.
4013 (handle_pure_call): Fill out return constraints. Avoid
4014 callused if possible.
4015 (find_func_aliases): Simplify call handling.
4017 2009-03-27 Richard Guenther <rguenther@suse.de>
4019 PR tree-optimization/39120
4020 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4021 as a representative.
4022 (solve_graph): Do propagate CALLUSED.
4023 (handle_pure_call): Use a scalar constraint from CALLUSED for
4025 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4031 * c-common.c (handle_aligned_attribute): Properly check alignment
4032 overflow. Use (1U << i) instead of (1 << i).
4034 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4036 * expr.h (get_mem_align_offset): Updated.
4038 * tree.h (tree_decl_common): Change align to "unsigned int" and
4039 move it before pointer_alias_set.
4041 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4042 Jakub Jelinek <jakub@redhat.com>
4045 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4046 gr_register_operand with gr_reg_or_0_operand.
4047 (cmpxchg_rel_di): Likewise.
4048 (sync_lock_test_and_set<mode>): Likewise.
4050 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4052 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4053 (true_regnum): Likewise.
4055 * rtlanal.c (subreg_info): Moved to ...
4056 * rtl.h (subreg_info): Here. New.
4057 (subreg_get_info): New.
4059 * rtlanal.c (subreg_get_info): Make it extern.
4061 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4064 * config/i386/i386.c (ix86_abi): New.
4065 (override_options): Handle -mabi=.
4066 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4067 (ix86_call_abi_override): Likewise.
4068 (init_cumulative_args): Likewise.
4069 (function_arg_advance): Likewise.
4070 (function_arg_64): Likewise.
4071 (function_arg): Likewise.
4072 (ix86_pass_by_reference): Likewise.
4073 (ix86_function_value_regno_p): Likewise.
4074 (ix86_build_builtin_va_list_abi): Likewise.
4075 (setup_incoming_varargs_64): Likewise.
4076 (is_va_list_char_pointer): Likewise.
4077 (ix86_init_machine_status): Likewise.
4078 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4079 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4080 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4081 (ix86_function_abi): Make it static and return enum calling_abi.
4082 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4084 (ix86_fn_abi_va_list): Updated.
4086 * config/i386/i386.h (ix86_abi): New.
4087 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4088 (CONDITIONAL_REGISTER_USAGE): Likewise.
4089 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4090 (machine_function): Likewise.
4092 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4094 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4095 (STACK_BOUNDARY): Likewise.
4096 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4098 * config/i386/i386.opt (mabi=): New.
4100 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4101 return enum calling_abi.
4102 (ix86_function_type_abi): Likewise.
4103 (ix86_function_abi): Removed.
4105 * doc/invoke.texi: Document -mabi= option for x86.
4107 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4109 * builtins.c (real_dconstp): Delete.
4110 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4112 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4113 Jakub Jelinek <jakub@redhat.com>
4116 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4117 (gen_subprogram_die): When a function is explicit, generate the
4118 DW_AT_explicit attribute.
4119 * langhooks.h (struct lang_hooks_for_decls): Add
4120 function_decl_explicit_p langhook.
4121 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4122 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4124 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4126 * builtins.c (fold_builtin_memory_op): Optimize memmove
4127 into memcpy if we can prove source and destination don't overlap.
4129 * tree-inline.c: Include gt-tree-inline.h.
4130 (clone_fn_id_num): New variable.
4131 (clone_function_name): New function.
4132 (tree_function_versioning): Use it.
4133 * Makefile.in (GTFILES): Add tree-inline.c.
4135 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4137 * BASE-VER: Change to 4.5.0.
4139 2009-03-27 Xinliang David Li <davidxl@google.com>
4141 PR tree-optimization/39557
4142 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4144 2009-03-27 Xinliang David Li <davidxl@google.com>
4146 PR tree-optimization/39548
4147 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4150 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4152 * c-common.c (pointer_int_sum): Use %wd on return from
4155 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4157 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4158 on return from tree_low_cst.
4160 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4163 * ginclude/stdarg.h (va_copy): Define also for
4164 __GXX_EXPERIMENTAL_CXX0X__.
4166 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4169 * builtins.h (c_strlen): Do not warn here.
4170 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4171 * c-common.c (pointer_int_sum): Take an explicit location.
4172 Warn about offsets out of bounds.
4173 * c-common.h (pointer_int_sum): Adjust declaration.
4175 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4177 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4180 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4183 * opts.c (warn_if_disallowed_function_p): Don't assume
4184 get_callee_fndecl must return non-NULL.
4186 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4188 PR rtl-optimization/39522
4189 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4190 when reg_reloaded_valid is set.
4192 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4194 * config/spu/divv2df3.c: New file.
4195 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4196 (DPBIT_FUNCS): Filter out _div_df.
4198 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4200 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4201 a jump insn, count that jump in the distance to the loop start.
4203 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4206 * config/sh/sh.c (calc_live_regs): Fix condition for global
4207 registers except PIC_OFFSET_TABLE_REGNUM.
4209 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4212 * doc/invoke.texi (-mconsole): New.
4216 (-mnop-fun-dllimport): New.
4220 (sub section "i386 and x86-64 Windows Options"): New.
4222 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4224 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4225 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4227 2009-03-25 Richard Guenther <rguenther@suse.de>
4230 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4233 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4235 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4236 neither of haifa/selective schedulers are working.
4238 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4240 * doc/invoke.texi (Debugging Options): Fix description of
4241 -fno-merge-debug-strings.
4243 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4245 * config/cris/libgcc.ver: New version-script.
4246 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4248 * configure.ac <GAS features, nop mnemonic>: Add pattern
4249 crisv32-*-* for "nop".
4250 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4251 * configure: Regenerate.
4253 2009-03-24 Ira Rosen <irar@il.ibm.com>
4255 PR tree-optimization/39529
4256 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4257 mark_sym_for_renaming for the tag copied to the new vector
4260 2009-03-24 Arthur Loiret <aloiret@debian.org>
4262 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4263 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4264 EXTRA_SPEC_FUNCTIONS.
4265 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4266 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4267 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4268 -march and -mtune options.
4270 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4272 * config/m68k/t-rtems: Add m5329 multilib.
4274 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4275 Jakub Jelinek <jakub@redhat.com>
4278 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4281 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4284 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4285 instead of c_parser_expression_conv, if original_code isn't one of the
4286 4 allowed comparison codes, fail.
4288 2009-03-23 Richard Guenther <rguenther@suse.de>
4290 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4291 * tree.h (struct tree_type): Likewise.
4292 * reload.h (struct insn_chain): Likewise.
4293 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4294 * function.h (struct function): Likewise.
4295 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4297 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4299 PR tree-optimization/39516
4300 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4302 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4304 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4305 should be set true if BITS_PER_WORD of target is bigger than 32
4307 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4309 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4310 Translate -B-options to -rpath-link. Correct existing
4311 rpath-link and conditionalize on !nostdlib.
4313 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4315 * doc/extend.texi (Function Attributes, Variable Attributes):
4317 * doc/invoke.texi (Debugging Options, Optimize Options)
4318 (i386 and x86-64 Options, MCore Options): Likewise.
4320 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4323 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4324 it for block local namespace aliases.
4325 (gen_decl_die): Pass context_die to gen_namespace_die.
4327 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4330 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4331 minimum or maximum value.
4333 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4335 * reginfo.c (globalize_reg): Recompute derived reg sets.
4337 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4340 * libgcc2.c (mprotect): Do not use signed arguments for
4341 VirtualProtect, use DWORD arguments. Also fix the 'may
4342 be used uninitialized' warning for the np variable.
4344 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4347 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4348 functions using regparm calling conventions when not optimizing.
4349 (ix86_function_sseregparm): Similarly for sseregparm calling
4352 2009-03-19 Li Feng <nemokingdom@gmail.com>
4355 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4356 dependence if the first conflict is after niter iterations.
4358 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4361 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4362 functions with dynamic stack-pointer adjustments.
4364 2009-03-19 Ben Elliston <bje@au.ibm.com>
4366 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4367 option; change to -msdata=data.
4369 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4371 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4374 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4377 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4379 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4381 * doc/invoke.texi (Code Gen Options): Expand discussion of
4384 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4386 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4387 * matrix-reorg.c (struct matrix_info): Likewise.
4388 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4389 * rtl.h (struct mem_attrs): Likewise.
4390 * df.h (struct df): Likewise.
4391 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4392 * ira-int.h (struct ira_allocno): Likewise.
4393 * df-scan.c (struct df_collection_rec): Likewise.
4394 * ira.c (struct equivalence): Likewise.
4395 * function.c (struct temp_slot): Likewise.
4396 * cfgloop.h (struct loop): Likewise.
4399 * function.c (use_register_for_decl): When not optimizing, disregard
4400 register keyword for variables with types containing methods.
4402 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4405 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4406 (is_simple_operand): Call contains_component_ref_p before calling data
4407 reference analysis that would fail on COMPONENT_REFs.
4409 * tree-vrp.c (search_for_addr_array): Fix formatting.
4411 2009-03-18 Richard Guenther <rguenther@suse.de>
4413 * tree-vect-transform.c (vect_loop_versioning): Fold the
4414 generated comparisons.
4415 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4416 (slpeel_tree_peel_loop_to_edge): Likewise.
4418 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4421 * opts.c (print_specific_help): In addition to `undocumented',
4422 accept `separate' and `joined' flags if passed alone. Describe
4423 output by the first matched one of those.
4424 (common_handle_option): Skip over empty strings.
4425 * gcc.c (display_help): Fix help string for `--help='.
4426 * doc/invoke.texi (Option Summary, Overall Options): With
4427 `--help=', classes and qualifiers can both be repeated, but
4428 only the latter can be negated. One should not pass only
4429 negated qualifiers. Fix markup and examples.
4432 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4434 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4435 and -fhelp=separate.
4437 2009-03-17 Jing Yu <jingyu@google.com>
4440 * function.h (struct rtl_data): Move is_thunk from here...
4441 (struct function): ...to here.
4442 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4443 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4445 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4447 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4448 (alpha_output_function_end_prologue): Likewise.
4449 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4450 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4451 (rs6000_output_function_epilogue): Likewise.
4452 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4454 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4457 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4458 from different units in a single alternative.
4459 (*truncdfsf_i387): Ditto.
4460 (*truncxfsf2_mixed): Ditto.
4461 (*truncxfdf2_mixed): Ditto.
4463 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4465 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4466 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4469 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4470 unused non-artificial variables when not optimizing.
4473 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4474 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4475 NAMESPACE_DECL in its DECL_INITIAL.
4478 * optabs.c (set_user_assembler_libfunc): New function.
4479 * expr.h (set_user_assembler_libfunc): New prototype.
4480 * c-common.c: Include libfuncs.h.
4481 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4482 for memcmp, memset, memcpy, memmove and abort.
4483 * Makefile.in (c-common.o): Depend on libfuncs.h.
4486 * dwarf2out.c (gen_inlined_enumeration_type_die,
4487 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4488 gen_tagged_type_instantiation_die): Removed.
4489 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4492 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4495 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4497 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4498 (check-parallel-%): Ditto.
4499 (check-consistency): Ditto.
4501 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4503 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4504 local variable rhs by NULL_TREE.
4506 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4509 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4511 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4514 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4516 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4519 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4520 for ms->sysv ABI calls only in 64bit mode.
4522 * config/i386/i386.md (untyped_call): Support 32bit.
4524 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4526 * doc/extend.texi: Replace x86_65 with x86_64.
4528 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4530 PR tree-optimization/39455
4531 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4532 mismatches for POINTER_TYPE_P (type).
4533 (number_of_iterations_le): Likewise.
4535 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4537 * config/picochip/picochip.c: Removed profiling support.
4538 * config/picochip/picochip.md: Removed profiling instruction.
4539 * config/picochip/picochip.h: Removed profiling builtin.
4541 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4543 * doc/install.texi (--with-host-libstdcxx): Document.
4545 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4548 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4549 generate a warning if the function name does not begin with
4550 "__vector" and the function has either the 'signal' or 'interrupt'
4551 attribute, from here to ...
4552 (avr_declare_function_name): ...here. New function.
4553 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4554 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4556 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4559 * cse.c (fold_rtx): Don't modify original const_arg1 when
4560 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4561 separate variable instead.
4562 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4563 from out of range shift counts.
4564 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4566 2008-03-13 Catherine Moore <clm@codesourcery.com>
4568 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4569 diagnostic.h with $(DIAGNOSTIC_H).
4571 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4574 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4576 * config/i386/sync.md (sync_compare_and_swap<mode>,
4577 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4578 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4580 (sync_double_compare_and_swapdi_pic,
4581 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4582 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4584 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4587 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4589 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4592 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4593 (avx_addsubv4df3): Likewise.
4594 (*avx_addsubv4sf3): Likewise.
4595 (sse3_addsubv4sf3): Likewise.
4597 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4600 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4602 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4605 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4606 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4607 registers for allocnos created from user-defined variables.
4609 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4612 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4613 of non-integer mode as well.
4615 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4617 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4618 for functions for which the parameter types are unknown.
4620 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4623 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4624 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4625 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4626 * config/i386/i386.c (ix86_local_alignment): For
4627 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4628 long long variables on the stack to avoid dynamic realignment.
4629 Allow the first argument to be a decl rather than type.
4630 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4632 2009-03-11 Nick Clifton <nickc@redhat.com>
4635 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4637 Add description to mno-lsim option.
4638 * config/mcore/mcore.h: Remove comment about deprecated m4align
4640 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4641 * doc/invoke.texi: Add description of mno-lsim and
4642 mstack-increment options.
4644 * config/fr30/fr30.opt: Document the -mno-lsim option.
4645 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4646 and -mno-lsim options.
4648 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4650 * fold-const.c (fold_comparison): Only call fold_inf_compare
4651 if the mode supports infinities.
4653 2009-03-11 Jason Merrill <jason@redhat.com>
4656 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4657 end already did. Notice GIMPLE_CALL modifications of the result.
4658 Don't copy debug information from an ignored decl or a decl from
4661 2009-03-10 Richard Guenther <rguenther@suse.de>
4662 Nathan Froyd <froydnj@codesourcery.com>
4665 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4666 (__divMODE3): Likewise.
4668 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4670 PR tree-optimization/39394
4671 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4672 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4674 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4676 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4677 inline asms for register asm ("") declarations.
4679 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4681 * fold-const.c (fold_unary): Fix comment.
4683 2009-03-07 Jan Hubicka <jh@suse.cz>
4686 * tree-inline.c (setup_one_parameter): Do replacement of const
4687 argument by constant in SSA form.
4689 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4692 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4693 determine alignment passed to assign_stack_local.
4694 (assign_parms_unsplit_complex): Likewise.
4695 * except.c (sjlj_build_landing_pads): Likewise.
4697 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4700 * tree-flow.h (add_referenced_var): Return bool instead of void.
4701 * tree-dfa.c (add_referenced_var): Return result of
4702 referenced_var_check_and_insert call.
4703 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4704 of referenced_var_check_and_insert.
4707 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4708 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4709 DIE, don't emit it if abstract origin already has it.
4710 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4711 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4713 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4715 * genpreds.c (needs_variable): Fix parentheses at variable name
4717 (write_tm_constrs_h): Indent generated code.
4719 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4721 * doc/extend.texi (Function Attributes): Add documentation
4724 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4727 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4728 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4730 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4732 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4735 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4738 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4739 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4741 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4744 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4745 constants instead of magic numbers.
4746 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4748 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4749 (x86_64_ms_abi_int_parameter_registers): Ditto.
4750 (x86_64_int_return_registers): Ditto.
4751 (ix86_maybe_switch_abi): Ditto.
4752 (ix86_expand_call): Ditto for clobbered_registers array.
4753 (ix86_hard_regno_mode_ok): Ditto.
4754 (x86_extended_QIreg_mentioned_p): Ditto.
4756 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4758 PR tree-optimization/39349
4759 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4761 * combine.c (gen_lowpart_for_combine): Use omode when generating
4764 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4766 PR rtl-optimization/39235
4767 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4769 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4771 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4773 2009-03-04 Richard Guenther <rguenther@suse.de>
4775 PR tree-optimization/39362
4776 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4777 that occur in abnormal PHIs should be varying.
4779 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4781 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4783 (simple_iv): Take loop as an argument instead of statement.
4784 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4785 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4787 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4789 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4790 * matrix-reorg.c (analyze_transpose): Ditto.
4791 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4792 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4793 * tree-predcom.c (ref_at_iteration): Ditto.
4794 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4796 2009-03-04 Richard Guenther <rguenther@suse.de>
4798 PR tree-optimization/39358
4799 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4800 escaped_id and callused_id.
4801 (solve_graph): Likewise.
4803 2009-03-04 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/39339
4806 * tree-sra.c (try_instantiate_multiple_fields): Make it
4807 no longer ICE on the above.
4809 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4811 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4812 that fits within Pmode.
4814 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4817 * tm.texi (LIBCALL_VALUE): Update description.
4819 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4822 * doc/extend.texi (section): Update description.
4824 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4827 * tree-inline.c (remapped_type): New.
4828 (can_be_nonlocal): Call remapped_type instead of remap_type.
4830 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4833 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4834 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4836 2009-03-03 Richard Guenther <rguenther@suse.de>
4839 * tree.c (tree_nonartificial_location): New function.
4840 * tree.h (tree_nonartificial_location): Declare.
4841 * builtins.c (expand_builtin_memory_chk): Provide location
4842 of the call location for artificial function pieces.
4843 (maybe_emit_chk_warning): Likewise.
4844 (maybe_emit_sprintf_chk_warning): Likewise.
4845 (maybe_emit_free_warning): Likewise.
4846 * expr.c (expand_expr_real_1): Likewise.
4848 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4850 PR tree-optimization/39343
4851 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4852 COMPONENT_REF t has ARRAY_TYPE.
4854 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4857 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4858 when the type precision of the induction variable should be
4859 larger than the type precision of nit.
4860 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4861 * graphite.c (graphite_loop_normal_form): Same.
4862 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4864 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4866 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4867 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4868 numbers to describe clobbered registers.
4869 (*call_value_0_rex64_ms_sysv): Ditto.
4870 * config/i386/mmx.md (mmx_emms): Ditto.
4873 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4875 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4878 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4880 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4881 (spu_section_type_flags): New function.
4883 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4885 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4886 reg_class_contents of FLOAT_REGS into a temporary.
4888 2009-03-02 Richard Guenther <rguenther@suse.de>
4889 Ira Rosen <irar@il.ibm.com>
4891 PR tree-optimization/39318
4892 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4893 information to the vectorized statement.
4895 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4897 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4898 variable. Use defined names instead of magic constants for REX SSE
4901 2009-03-01 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/39331
4904 * omp-low.c (lower_send_shared_vars): Do not receive new
4905 values for the reference of DECL_BY_REFERENCE parms or results.
4907 2009-03-01 Jan Hubicka <jh@suse.cz>
4910 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4911 BLOCK_NONLOCALIZED_VAR): New macros.
4912 (tree_block): Add nonlocalized_vars.
4913 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4914 gen_decl_die): Add origin argument. Allow generation of die with
4915 origin at hand only.
4916 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4917 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4919 (gen_block_die): Fix checking for unused blocks.
4920 (process_scope_var): Break out from .... ; work with origins only.
4921 (decls_for_scope) ... here; process nonlocalized list.
4922 (dwarf2out_ignore_block): Look for nonlocalized vars.
4923 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4925 (dump_scope_block): Dump them.
4926 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4927 (remap_block): Likewise.
4928 (can_be_nonlocal): New predicate.
4929 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4931 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4933 * configure: Regenerate.
4935 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4937 * optc-gen.awk: No need to duplicate option flags twice.
4938 Reuse help texts for duplicate options which do not have any.
4940 * gcc.c (display_help): Document --version.
4942 * gcc.c (main): If print_help_list and verbose_flag, ensure
4943 driver output comes before subprocess output.
4945 * optc-gen.awk: Assign all remaining fields to help string,
4946 space-separated, for multi-line help in *.opt.
4948 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4949 -Wno-pedantic-ms-format is for MinGW targets only.
4951 * doc/options.texi (Option file format): Fix bad indentation,
4952 restoring dropped sentence.
4954 2009-02-28 Jan Hubicka <jh@suse.cz>
4956 * tree-inline.c (tree_function_versioning): Output debug info.
4958 2009-02-28 Jan Hubicka <jh@suse.cz>
4961 * tree-inline.c (setup_one_parameter): Do not copy propagate
4962 arguments when not optimizing.
4964 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4967 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4968 (avx_addsubv4df3): Likewise.
4969 (*avx_addsubv4sf3): Likewise.
4970 (sse3_addsubv4sf3): Likewise.
4971 (*avx_addsubv2df3): Likewise.
4972 (sse3_addsubv2df3): Likewise.
4973 (avx_unpckhps256): Correct item selectors.
4974 (avx_unpcklps256): Likewise.
4975 (avx_unpckhpd256): Likewise.
4976 (avx_unpcklpd256): Likewise.
4978 2009-02-28 Jan Hubicka <jh@suse.cz>
4980 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4982 (copy_arguments_for_versioning): If var is declared don't declare it.
4983 (tree_function_versioning): First setup substitutions and then copy
4986 2009-02-27 Jan Hubicka <jh@suse.cz>
4989 * cgraph.h (varpool_output_debug_info): Remove.
4990 * cgraphunit.c (varpool_output_debug_info): Remove.
4991 * dwarf2out.c (deferred_locations_struct): New struct
4992 (deferred_locations): New type.
4993 (deferred_locations_list): New static var.
4994 (deffer_location): New function.
4995 (gen_variable_die): Use it.
4996 (decls_for_scope): Output info on local static vars.
4997 (dwarf2out_finish): Process deferred locations.
4998 * varpool.c (varpool_output_debug_info): Remove.
5000 2009-02-27 Jan Hubicka <jh@suse.cz>
5003 * tree.h (TREE_PROTECTED): Fix comment.
5004 (BLOCK_HANDLER_BLOCK): Remove.
5005 (struct tree_block): Remove handler_block add body_block.
5006 (inlined_function_outer_scope_p): New.
5007 (is_body_block): Remove.
5008 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5009 * dwarf2out.c (is_inlined_entry_point): Remove.
5010 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5011 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5013 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5014 * gimplify.c (gimplify_expr): Gimplify body blocks.
5015 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5016 block with multiple subblocks.
5017 (dump_scope_block): Prettier output; dump more flags and info.
5018 (dump_scope_blocks): New.
5019 (remove_unused_locals): Use dump_scope_blocks.
5020 * tree-flow.h (dump_scope_blocks): Declare.
5021 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5022 * stmt.c (is_body_block): Remove.
5023 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5024 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5026 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5029 * graphite.c (graphite_loop_normal_form): Do not call
5030 number_of_iterations_exit from a gcc_assert.
5032 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5034 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5035 jumps if COND is NULL.
5036 (find_cond_jump): New function.
5037 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5038 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5040 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5042 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5043 force_const_mem returns NULL_RTX.
5045 2009-02-26 Jan Hubicka <jh@suse.cz>
5048 * cgraph.h (varpool_output_debug_info): Remove.
5049 * cgraphunit.c (varpool_output_debug_info): Remove.
5050 * dwarf2out.c (deferred_locations_struct): New struct
5051 (deferred_locations): New type.
5052 (deferred_locations_list): New static var.
5053 (deffer_location): New function.
5054 (gen_variable_die): Use it.
5055 (decls_for_scope): Output info on local static vars.
5056 (dwarf2out_finish): Process deferred locations.
5057 * varpool.c (varpool_output_debug_info): Remove.
5059 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5061 PR rtl-optimization/39241
5062 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5063 to subreg_offset_representable_p.
5065 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5067 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5068 execute function prototype. Get f and nregs from max_reg_num
5069 and get_insns. Remove the first backward pass as it's dead,
5070 guard the forward pass by flag_expensive_optimizations.
5071 (rest_of_handle_regmove): Delete.
5072 (pass_regmove): Replace it with regmove_optimize.
5074 2009-02-25 Martin Jambor <mjambor@suse.cz>
5076 PR tree-optimization/39259
5077 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5078 calls_alloca function flags.
5079 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5082 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5084 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5085 flags_set_1_rtx, flags_set_1_set): Delete.
5086 (regmove_optimize): Do not call mark_flags_life_zones.
5088 2009-02-24 Julian Brown <julian@codesourcery.com>
5091 * config/arm/arm.c (require_pic_register): Only set
5092 cfun->machine->pic_reg once per function.
5094 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5096 * doc/invoke.texi (Link Options): Document an easier way to pass
5097 options that take arguments to the GNU linker using -Xlinker and -Wl.
5099 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5102 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5104 2009-02-24 Richard Guenther <rguenther@suse.de>
5107 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5109 2009-02-24 Richard Guenther <rguenther@suse.de>
5110 Zdenek Dvorak <ook@ucw.cz>
5112 PR tree-optimization/39233
5113 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5114 from converting them to a generic type.
5116 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5118 PR tree-optimization/39260
5119 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5120 contains a condition with a real type.
5121 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5123 2009-02-23 Jason Merrill <jason@redhat.com>
5126 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5127 narrowing_initializer_constant_valid_p.
5128 (narrowing_initializer_constant_valid_p): Don't return
5129 null_pointer_node for adding a pointer to itself.
5131 2009-02-23 Jan Hubicka <jh@suse.cz>
5134 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5137 2009-02-23 Jan Hubicka <jh@suse.cz>
5139 PR tree-optimization/37709
5140 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5141 * tree.h (block_ultimate_origin): Declare.
5142 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5143 * tree-ssa-live.c (remove_unused_scope_block_p):
5144 Eliminate blocks containig no instructions nor live variables nor
5146 (dump_scope_block): New function.
5147 (remove_unused_locals): Enable removal of dead blocks by default;
5148 enable dumping at TDF_DETAILS.
5150 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5152 * config/i386/i386.c (classify_argument): Don't allow COImode
5154 (function_arg_advance_32): Don't allow OImode.
5155 (function_arg_32): Likewise.
5156 (function_value_32): Likewise.
5157 (return_in_memory_32): Likewise.
5158 (function_arg_64): Remove OImode comment.
5160 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5163 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5164 ix86_expand_vector_set for V4DImode in 64bit mode only.
5165 (ix86_expand_vector_init_one_var): Likewise.
5167 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5169 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5171 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5174 * loop-iv.c: Revert last change.
5175 * emit-rtl.c: Likewise.
5177 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/i386.c (type_natural_mode): Remove an extra
5181 space in the warning message.
5182 (function_value_32): Handle 32-byte vector modes.
5183 (return_in_memory_32): Likewise.
5185 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5187 * loop-iv.c (truncate_value): New function.
5188 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5190 (lowpart_subreg): Move to...
5191 * emit-rtl.c: ...here.
5193 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5195 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5196 accidental and undocumented change at revision 140860.
5198 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5200 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5201 take gimple_seq * arguments.
5202 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5203 types_compatible_p langhook.
5205 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5206 Joseph Myers <joseph@codesourcery.com>
5208 * config/arm/arm.c (arm_builtin_va_list): New function.
5209 (arm_expand_builtin_va_start): Likewise.
5210 (arm_gimplify_va_arg_expr): Likewise.
5211 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5212 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5213 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5214 (va_list_type): New variable.
5215 (arm_mangle_type): Mangle va_list_type appropriately.
5217 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5220 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5221 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5222 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5223 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5224 parameter to 1000 for -O1 by default.
5225 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5227 * loop-invariant.c: Include params.h.
5228 (move_loop_invariants): Don't call move_single_loop_invariants on
5231 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5233 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5234 offset when calculating bounds for indexing stack_usage_map. Fixes
5235 a buffer overflow with certain target setups.
5237 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5240 * calls.c (expand_call): Clear try_tail_call if caller and callee
5241 disagree in promotion of function return value.
5243 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5246 * c-common.c (c_determine_visibility): If visibility changed and
5247 DECL_RTL has been already set, call make_decl_rtl to update symbol
5250 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5253 * varasm.c (assemble_variable): Don't check DECL_NAME when
5254 globalizing a variable.
5256 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5259 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5260 expression before any __builtin_trap call.
5261 * c-typeck.c (build_function_call): Convert and check function
5262 arguments before generating a call to a trap. Evaluate the
5263 function arguments before the trap.
5265 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5268 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5269 (UNSPEC_FXAM_MEM): New unspec.
5270 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5271 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5272 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5274 2009-02-19 Richard Guenther <rguenther@suse.de>
5276 PR tree-optimization/39207
5277 PR tree-optimization/39074
5278 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5279 storedanything_tree): New.
5280 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5281 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5282 (build_succ_graph): Add edges from STOREDANYTHING to all
5284 (init_base_vars): Initialize STOREDANYTHING.
5285 (compute_points_to_sets): Free substitution info after
5286 building the succ graph.
5287 (ipa_pta_execute): Likewise.
5289 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5291 (do_ds_constraint): Do not add to special var or non-pointer
5293 (type_could_have_pointers): Split out from ...
5294 (could_have_pointers): ... here. For arrays use the element type.
5295 (create_variable_info_for): Initialize may_have_pointers.
5296 (new_var_info): Likewise.
5297 (handle_lhs_call): Make the HEAP variable unknown-sized.
5298 (intra_create_variable_infos): Use a type with pointers for
5299 PARM_NOALIAS, make it unknown-sized.
5301 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5304 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5306 2009-02-18 Jason Merrill <jason@redhat.com>
5309 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5310 value if DECL_EXTERNAL.
5311 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5312 * target.h (gcc_target::binds_local_p): Clarify "module".
5313 * tree.h (TREE_PUBLIC): Clarify "module".
5315 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5318 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5319 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5321 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5324 * c.opt (Wabi): Support C and ObjC.
5327 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5329 * config/i386/i386.c (classify_argument): Warn once about the ABI
5330 change when passing union with long double.
5332 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5334 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5337 * c-parser.c (c_parser_compound_statement): Always enter and leave
5340 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5343 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5345 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5347 PR tree-optimization/36922
5348 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5349 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5352 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5354 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5357 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5359 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5361 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5363 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5366 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5367 Richard Sandiford <rdsandiford@googlemail.com>
5369 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5370 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5371 (loongson_biadd): ...this.
5373 2009-02-17 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/39202
5376 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5377 a var make sure to follow existing collapses.
5379 2009-02-17 Richard Guenther <rguenther@suse.de>
5382 * langhooks.c (lhd_print_error_function): Check for NULL block.
5384 2009-02-17 Richard Guenther <rguenther@suse.de>
5386 PR tree-optimization/39204
5387 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5390 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5392 * config/soft-fp/double.h: Update from glibc CVS.
5394 2009-02-17 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/39207
5397 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5398 strict-aliasing warnings for pointers pointing to NULL.
5400 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5403 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5404 skipping until next close brace.
5406 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5409 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5410 to function argument boundary.
5412 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5414 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5415 in the lea_add. Reload eventually constraints it properly.
5416 * config/picochip/constraints.md : Remove the target constraint
5417 "b", since it is not needed anymore.
5419 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5421 * gthr-dce.h: Uglify function parameter and local variable names.
5422 * gthr-gnat.h: Likewise.
5423 * gthr-mipssde.h: Likewise.
5424 * gthr-nks.h: Likewise.
5425 * gthr-posix95.h: Likewise.
5426 * gthr-posix.h: Likewise.
5427 * gthr-rtems.h: Likewise.
5428 * gthr-single.h: Likewise.
5429 * gthr-solaris.h: Likewise.
5430 * gthr-tpf.h: Likewise.
5431 * gthr-vxworks.h: Likewise.
5432 * gthr-win32.h: Likewise.
5434 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5437 * config/i386/i386.md: Restrict the new peephole2 to move
5438 between MMX/SSE registers.
5440 2009-02-15 Richard Guenther <rguenther@suse.de>
5443 2009-02-13 Richard Guenther <rguenther@suse.de>
5445 * configure.ac: Enable LFS.
5446 * configure: Re-generate.
5447 * config.in: Likewise.
5449 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5451 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5452 spu_srqwbyte, spu_srqwbytebc): Define.
5453 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5454 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5455 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5456 "shrqby_<mode>"): New insn-and-split patterns.
5457 * config/spu/spu.c (expand_builtin_args): Determine and return
5458 number of operands using spu_builtin_description data.
5459 (spu_expand_builtin_1): Use it.
5461 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5464 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5467 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5470 * config/i386/i386.c (override_options): Correct warning
5471 messages for -malign-loops, -malign-jumps and -malign-functions.
5473 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5476 * config/i386/i386.md: Restrict the new peephole2 to move
5477 between the general purpose registers.
5479 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5482 * config/i386/i386.c (type_natural_mode): Add a new argument.
5483 Return the original mode and warn ABI change if vector size is 32byte.
5484 (function_arg_advance): Updated.
5485 (function_arg): Likewise.
5486 (ix86_function_value): Likewise.
5487 (ix86_return_in_memory): Likewise.
5488 (ix86_sol10_return_in_memory): Likewise.
5489 (ix86_gimplify_va_arg): Likewise.
5490 (function_arg_32): Don't warn ABX ABI change here.
5491 (function_arg_64): Likewise.
5493 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5495 * loop-iv.c (implies_p): In the final case, test that operands 0
5496 of the two comparisons match.
5498 * config/bfin/bfin.c (find_prev_insn_start): New function.
5499 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5500 (find_next_insn_start): Move.
5502 2009-02-13 Richard Guenther <rguenther@suse.de>
5504 * configure.ac: Enable LFS.
5505 * configure: Re-generate.
5506 * config.in: Likewise.
5508 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5511 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5512 sizes on syntax error after some arguments have been parsed.
5514 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5516 * doc/invoke.texi (-fira): Remove.
5518 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5520 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5521 * recog.c: Likewise.
5524 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5526 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5527 (umul_ppmm): Likewise.
5528 (count_leading_zeros): Likewise.
5529 (count_trailing_zeros): Likewise.
5530 (UMUL_TIME): Likewise.
5532 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5534 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5535 soft-fp/t-softfp to tmake_file.
5537 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5538 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5539 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5540 IA64_BUILTIN_INFQ]: New.
5541 (ia64_init_builtins): Initialize __builtin_infq,
5542 __builtin_fabsq and __builtin_copysignq if not HPUX.
5543 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5544 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5546 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5548 (__fixtfti): Likewise.
5549 (__fixunstfti): Likewise.
5550 (__floattitf): Likewise.
5552 * config/ia64/libgcc-glibc.ver: New.
5553 * config/ia64/t-fprules-softfp: Likewise.
5554 * config/ia64/sfp-machine.h: Likewise.
5556 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5557 (LIBGCC2_TF_CEXT): Likewise.
5558 (TF_SIZE): Likewise.
5559 (TARGET_INIT_LIBFUNCS): Likewise.
5561 * config/ia64/t-glibc (SHLINB_MAPFILES):
5562 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5564 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5566 * config/i386/i386.c (construct_container): Rewrite processing
5567 BLKmode with X86_64_SSE_CLASS.
5569 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5572 * config/i386/i386.md: Replace simplify_replace_rtx with
5573 replace_rtx in the new peephole2.
5575 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5577 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5578 loop unrolling do not happen at -O2.
5580 2009-02-12 Michael Matz <matz@suse.de>
5582 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5584 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5586 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5589 2009-02-12 Ben Elliston <bje@au.ibm.com>
5591 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5592 patterns when updating the back chain. Missed in the 2009-02-10
5595 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5597 * doc/extend.texi (Decimal Floating Types): Update identifier of
5598 draft TR and list of missing support.
5600 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5603 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5604 bit to variable length decl's flags, add it also to its
5605 pointer replacement variable.
5607 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5608 Jakub Jelinek <jakub@redhat.com>
5611 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5612 (memory_blockage): New expander.
5613 (*memory_blockage): New insn pattern.
5614 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5615 instead of general blockage at the end of function prologue when
5616 frame pointer is used to access red zone area. Do not emit blockage
5617 when profiling, it is emitted in generic code.
5618 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5619 function epilogue when frame pointer is used to access red zone area.
5621 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5624 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5625 by arithmetic with memory operands.
5626 * config/i386/predicates.md (commutative_operator): New.
5628 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5630 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5633 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5635 * alias.h (record_alias_subset): Declare.
5636 * alias.c (record_alias_subset): Make global.
5638 2009-02-10 Nick Clifton <nickc@redhat.com>
5640 * tree-parloops.c: Change license to GPLv3.
5641 * ipa-struct-reorg.c: Change license to GPLv3.
5642 * ipa-struct-reorg.h: Change license to GPLv3.
5644 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5647 * c-decl.c (start_struct): Return NULL on error.
5649 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5652 * cfgloopmanip.c (remove_path): Call remove_bbs after
5653 cancel_loop_tree, not before it.
5656 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5657 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5658 VAR_DECLs were seen.
5659 * tree-ssa-live.c (remove_unused_locals): Recompute
5660 cfun->has_local_explicit_reg_vars.
5661 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5662 copies or clearings if cfun->has_local_explicit_reg_vars.
5664 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5667 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5668 of function prologue when frame pointer is used to access
5671 2009-02-10 Richard Guenther <rguenther@suse.de>
5674 * gimplify.c (gimple_regimplify_operands): Always look if
5675 we need to create a temporary.
5677 2009-02-10 Richard Guenther <rguenther@suse.de>
5679 PR tree-optimization/39132
5680 * tree-loop-distribution.c (todo): New global var.
5681 (generate_memset_zero): Trigger TODO_rebuild_alias.
5682 (tree_loop_distribution): Return todo.
5684 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5687 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5688 (x86_64_reg_class_name): Removed.
5689 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5690 first one isn't X86_64_SSE_CLASS or any other ones aren't
5691 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5692 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5693 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5694 and 3 X86_64_SSEUP_CLASS.
5695 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5696 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5698 2009-02-10 Ben Elliston <bje@au.ibm.com>
5700 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5701 form instruction to update the stack back chain word, even if the
5702 user has disabled the generation of update instructions.
5703 (movdi_<mode>_update_stack): New.
5704 (movsi_update_stack): Likewise.
5705 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5706 always use an update form instruction to update the stack back
5709 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5712 * graphite.c (if_region_set_false_region): After moving a region in
5713 the false branch of a condition, remove the empty dummy basic block.
5714 (gloog): Remove wrong fix for PR38953.
5716 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5718 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5719 generation due to implicit sign extension.
5721 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5724 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5725 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5727 2009-02-09 Richard Guenther <rguenther@suse.de>
5730 * convert.c (convert_to_real): Disable (float)fn((double)x)
5731 to fnf(x) conversion if errno differences may occur and
5732 -fmath-errno is set.
5734 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5736 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5737 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5738 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5740 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5743 * c-common.c (handle_alias_attribute): Disallow attribute for
5744 anything not a FUNCTION_DECL or VAR_DECL.
5746 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5749 * real.c (do_compare): Special-case compare of zero against
5750 decimal float value.
5752 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5755 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5756 as indicating flexible array members unless the field itself is
5757 being declarared as the incomplete array.
5759 2009-02-06 Jan Hubicka <jh@suse.cz>
5761 PR tree-optimization/38844
5762 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5765 2009-02-06 Richard Guenther <rguenther@suse.de>
5768 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5769 fork because we may expand it as __gcov_fork.
5771 2009-02-06 Nick Clifton <nickc@redhat.com>
5773 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5775 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5777 PR tree-optimization/35659
5778 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5779 vn_phi_eq): Shortcut if hashcode does not match.
5780 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5782 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5783 and avoid iterative_hash_expr.
5784 (FOR_EACH_VALUE_ID_IN_SET): New.
5785 (value_id_compare): Remove.
5786 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5787 sort expressions by value id.
5789 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5792 * config/sh/predicates.md (general_movsrc_operand): Don't check
5793 the subreg of system registers here.
5795 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5798 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5801 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5803 PR rtl-optimization/39110
5804 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5805 addresses, not aligned ones.
5807 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5808 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/39100
5811 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5812 comment says and add edges.
5814 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5817 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5818 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5820 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5822 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5823 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5824 register_bb_in_sese, new_sese, free_sese): Moved.
5825 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5826 outermost_loop_in_scop, build_scop_iteration_domain,
5827 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5828 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5829 Use loop_in_sese_p instead of loop_in_scop_p.
5830 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5831 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5832 (scopdet_basic_block_info): Fix bug in scop detection.
5833 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5834 eq_loop_to_cloog_loop): Remove.
5835 (nb_loops_around_loop_in_scop, nb_loop
5836 ref_nb_loops): Moved here...
5837 * graphite.h (ref_nb_loops): ... from here.
5838 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5839 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5840 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5841 * testsuite/gcc.dg/graphite/scop-19.c: New
5843 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5844 Hans-Peter Nilsson <hp@axis.com>
5846 PR rtl-optimization/37889
5847 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5848 Move offset handling from PLUS to before the switch. Use new
5849 arguments when considering SYMBOL_REFs too.
5850 (rtx_addr_can_trap_p): Pass dummy offset and size.
5851 (enum may_trap_p_flags): Remove.
5852 (may_trap_p_1): Pass size from MEM_SIZE.
5854 PR rtl-optimization/38921
5855 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5856 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5857 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5858 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5860 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5862 AVX Programming Reference (January, 2009)
5863 * config/i386/sse.md (*vpclmulqdq): New.
5865 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5867 PR tree-optimization/38977
5868 PR gcov-profile/38292
5869 * calls.c (special_function_p): Disregard __builtin_ prefix.
5871 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5873 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5874 non-indexable addresses even before reload.
5876 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5879 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5880 as having variable size. Do not give an error for unnamed
5881 parameters with [*] declarators. Give a warning for type names
5882 with [*] declarators and mark them as variable size.
5883 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5884 for sizeof applied to [*] type names.
5886 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5889 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5891 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5893 * gcc.c (process_command): Update copyright notice dates.
5894 * gcov.c (print_version): Likewise.
5895 * gcov-dump.c (print_version): Likewise.
5896 * mips-tfile.c (main): Likewise.
5897 * mips-tdump.c (main): Likewise.
5899 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5902 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5903 for composite type involving a zero-length array type.
5905 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5908 * function.c (match_asm_constraints_1): Skip over
5909 initial optional % in the constraint.
5912 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5913 supported, don't accept FIXED_CSTs.
5914 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5915 and _Sat is used without _Fract/_Accum. Set specs->type to
5916 integer_type_node for cts_fract/cts_accum if fixed point is not
5919 2009-02-02 Catherine Moore <clm@codesourcery.com>
5921 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5923 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5925 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5926 (ABI_HAS_64BIT_SYMBOLS): Use it.
5927 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5929 2009-02-02 Paul Brook <paul@codesourcery.com>
5931 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5933 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5936 * recog.h (asm_operand_ok): Add constraints argument.
5937 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5938 recurse on matching constraint.
5939 (check_asm_operands): Pass constraints as 3rd argument to
5940 asm_operand_ok. Don't look up matching constraint here.
5941 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5944 2009-02-02 Ben Elliston <bje@au.ibm.com>
5946 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5947 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5949 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5951 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5952 information. Remove some obsolete information. Reorganize.
5954 * config/pa/fptr.c: Revert license to GPL 2.
5955 * config/pa/milli64.S: Likewise.
5957 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5960 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5961 LIBRARY name in, instead of hard-coding it.
5962 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5963 extra target make frag to tmake_files according to EH model.
5964 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5965 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5966 frags that define makefile variable EH_MODEL appropriately.
5967 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5968 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5969 to "-sjlj" according to type of EH configured.
5970 (LIBGCC_SONAME): Concatenate it to shared library base name.
5971 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5972 to "_sjlj" according to type of EH configured.
5973 (LIBGCC_SONAME): Concatenate it to shared library base name.
5974 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5975 (SHLIB_LINK): Add missing semicolon to if-else construct.
5976 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5977 string value of "pe_dll" command-line option.
5978 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5979 (SHLIB_SONAME): Use it when overriding t-cygming default.
5980 (SHLIB_IMPLIB): Override t-cygming default.
5981 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5982 string value of "pe_dll" command-line option.
5984 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5987 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5988 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5990 2009-01-31 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/38937
5993 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5994 computing the transitive closure.
5996 2009-01-30 Richard Guenther <rguenther@suse.de>
5998 PR tree-optimization/39041
5999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6000 Propagate variable indices only if the types match for this stmt.
6002 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6005 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6006 inline but never defined.
6008 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6010 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6011 (*insv_h_di_reg_extimm): New insn.
6012 (*insv_l<mode>_reg_extimm): New insn.
6014 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6016 * config/picochip/picochip.c (flag_conserve_stack): set
6017 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6018 fconserve-stack. Reduce call-overhead used by inliner.
6020 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6023 * common.opt (flag_conserve_stack): Initialised to zero.
6025 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6028 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6029 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6032 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6034 * ira-color.c (allocno_reload_assign): Update comments.
6035 * regmove.c (regmove_optimize): Likewise.
6039 2009-01-29 Robert Millan <rmh@aybabtu.com>
6041 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6042 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6043 `MD_UNWIND_SUPPORT'.
6044 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6046 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6048 PR tree-optimization/39007
6049 * tree-loop-distribution.c (generate_builtin): Use
6050 recompute_dominator to compute the immediate dominator of the
6051 basic block just after the loop.
6053 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6055 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6056 (ASM_OUTPUT_DWARF_PCREL): Define.
6058 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6060 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6061 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6062 global. Modify entries about regmove and IRA.
6064 * ra-conflict.c: Remove the file.
6066 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6068 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6069 (pass_regclass_init): Rename to pass_reginfo_init.
6071 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6073 * toplev.h (flag_ira): Remove.
6075 * caller-save.c (setup_save_areas): Remove flag_ira.
6077 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6079 * global.c: Remove the file.
6081 * opts.c (decode_options): Remove flag_ira.
6083 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6085 * regmove.c: Modify file description.
6086 (find_use_as_address, try_auto_increment): Define them only if
6087 AUTO_INC_DEC is defined.
6088 (replacement_quality, replace_in_call_usage, fixup_match_1,
6089 stable_and_no_regs_but_for_p): Remove.
6090 (reg_set_in_bb): Make it static.
6091 (regmove_optimize): Remove flag_ira and code which worked for
6094 * local-alloc.c: Remove the file.
6096 * common.opt (fira): Remove.
6098 * ira.c: Include except.h.
6099 (eliminable_regset): Move from global.c.
6100 (mark_elimination): Ditto. Remove flag_ira.
6101 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6102 equiv_mem_modified, validate_equiv_mem_from_store,
6103 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6104 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6105 no_equiv, recorded_label_ref): Move from local-alloc.c.
6106 (update_equiv_regs): Ditto. Make it static.
6107 (print_insn_chain, print_insn_chains): Move it from global.c.
6108 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6109 (build_insn_chain): Ditto. Make it static.
6110 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6111 Rename to init_live_subregs.
6112 (gate_ira): Remove flag_ira.
6114 * regclass.c: Rename reginfo.c. Change file description.
6115 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6116 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6117 (init_reg_sets_1): Remove code for evaluation of
6118 reg_class_superclasses and losing_caller_save_reg_set.
6119 (init_regs): Remove init_reg_autoinc.
6120 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6121 ok_for_base_p_nonstrict): Remove.
6122 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6123 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6124 corresponding entries.
6125 (dump_regclass, record_operand_costs, scan_one_insn,
6126 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6127 record_address_regs, auto_inc_dec_reg_p): Remove.
6128 (gt-regclass.h): Rename to gt-reginfo.h.
6130 * rtl.h (dump_global_regs, retry_global_alloc,
6131 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6133 * Makefile.in (RA_H): Remove.
6134 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6135 Rename regclass.o to reginfo.o.
6136 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6138 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6139 (GTFILES): Rename regclass.c to reginfo.c.
6141 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6142 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6144 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6145 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6147 (finish_spills): Ditto. Remove code for !flag_ira.
6149 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6152 * doc/invoke.texi (rtl debug options): Complete rewrite.
6153 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6155 * mode-switching.c (pass_mode_switching): Rename pass from
6156 "mode-sw" to "mode_sw".
6157 * except.c (pass_convert_to_eh_ranges): Rename pass from
6158 "eh-ranges" to "eh_ranges".
6159 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6163 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6164 Alexander Monakov <amonakov@ispras.ru>
6167 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6169 (move_exprs_to_boundary): Change return type and pass through
6170 should_move from move_op. Relax assert. Update usage ...
6171 (schedule_expr_on_boundary): ... here. Use should_move instead of
6173 (move_op_orig_expr_found): Indicate that insn was disconnected from
6175 (code_motion_process_successors): Do not call after_merge_succs
6176 callback if original expression was not found when traversing any of
6178 (code_motion_path_driver): Change return type. Update prototype.
6179 (move_op): Update comment. Add a new parameter (should_move). Update
6180 prototype. Set *should_move based on indication provided by
6181 move_op_orig_expr_found.
6183 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6185 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6186 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6187 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6188 * config/rs6000/rs6000.c (rs6000_override_options): Default
6189 avoid-indexed-addresses on for Power6, off for everything else.
6190 (avoiding_indexed_address_p): New function.
6191 (rs6000_legitimize_address): Use it.
6192 (rs6000_legitimate_address): Likewise.
6193 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6195 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6197 PR tree-optimization/38997
6198 * tree-loop-distribution.c (generate_memset_zero): Use
6199 POINTER_PLUS_EXPR for a pointer addition.
6201 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6203 * config/s390/s390.md (bswap<mode>2): New pattern added.
6205 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6207 * config/s390/s390.md (*tls_load_31): Added type attribute.
6209 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6211 * config/s390/s390.md: Fix a few comments.
6213 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6215 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6216 (*tm<mode>_full): Fixed z10prop attribute.
6217 (*tst<mode>_extimm): Fixed z10prop attribute.
6218 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6219 (*tstqiCCT_cconly): Fixed z10prop attribute.
6220 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6221 (*movsi_larl): Fixed z10prop attribute.
6222 (*movsi_zarch): Fixed z10prop attribute.
6223 (*movsi_eas): Fixed z10prop attribute.
6224 (*movhi): Fixed z10prop attribute.
6225 (*movqi): Fixed z10prop attribute.
6226 (*movstrictqi): Fixed z10prop attribute.
6227 (*mov<mode>): Fixed z10prop attribute.
6228 (*movcc): Fixed z10prop attribute.
6229 (*sethighpartdi_64): Fixed z10prop attribute.
6230 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6231 (*negdi2_sign_cc): Fixed z10prop attribute.
6232 (*negdi2_sign): Fixed z10prop attribute.
6233 (*absdi2_sign_cc): Fixed z10prop attribute.
6234 (*absdi2_sign): Fixed z10prop attribute.
6235 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6236 (*negabsdi2_sign): Fixed z10prop attribute.
6237 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6238 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6239 (doloop_si64): Fixed z10prop attribute.
6240 (doloop_si31): Fixed z10prop attribute.
6241 (doloop_long): Fixed z10prop attribute.
6242 (indirect_jump): Fixed z10prop attribute.
6243 (nop): Fixed z10prop attribute.
6244 (main_base_64): Fixed z10prop attribute.
6245 (reload_base_64): Fixed z10prop attribute.
6247 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6249 PR rtl-optimization/38740
6250 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6252 * config/mips/mips.c (mips_reorg): Likewise.
6254 2009-01-28 Richard Guenther <rguenther@suse.de>
6256 PR tree-optimization/38926
6257 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6258 with the correct value id to a value.
6259 (do_regular_insertion): Use the value number of edoubleprime
6260 for the value number of the expr.
6263 2008-08-21 Richard Guenther <rguenther@suse.de>
6265 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6266 a PHI ask VN if it is already available.
6267 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6268 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6270 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6273 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6274 set to varying whenever max has TREE_OVERFLOW set, similarly
6275 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6277 2009-01-28 Richard Guenther <rguenther@suse.de>
6280 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6281 uninitialized aggregate uses in call arguments.
6283 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6285 PR tree-optimization/38984
6286 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6287 the nothing_id variable if -fno-delete-null-pointer-checks.
6289 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6292 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6293 (set_got_offset_rex64): Ditto.
6295 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6298 * doc/extend.texi: Improve local variable with asm reg.
6300 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6302 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6303 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6304 was not supplied then set warn_packed_bitfield_compat to the
6306 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6309 2009-01-27 Richard Guenther <rguenther@suse.de>
6311 PR tree-optimization/38503
6312 * cfgexpand.c (expand_gimple_basic_block): Ignore
6313 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6314 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6315 variables that cannot have TBAA applied.
6316 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6319 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6322 * calls.c (initialize_argument_information): Do not wrap complex
6323 arguments in SAVE_EXPR.
6325 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6327 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6328 (INSTALL_LIBGCC): Revert typo commit.
6330 2009-01-26 Richard Guenther <rguenther@suse.de>
6332 PR tree-optimization/38745
6333 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6334 from special handling.
6336 2009-01-26 Richard Guenther <rguenther@suse.de>
6338 PR tree-optimization/38745
6339 * tree-ssa.c (execute_update_addresses_taken): Do not include
6340 variables that cannot possibly be a register in not_reg_needs.
6341 Do not clear TREE_ADDRESSABLE on vars that may not become
6343 * tree-ssa.c (update_alias_info_1): Include those in the set
6344 of addressable vars.
6346 2009-01-26 Richard Guenther <rguenther@suse.de>
6349 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6350 * tree-ssa-dse.c: Include langhooks.h
6351 (execute_simple_dse): Remove stores with zero size.
6353 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6356 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6359 2009-01-24 Julian Brown <julian@codesourcery.com>
6361 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6362 config/arm/linux-atomic.c.
6363 * config/arm/linux-atomic.c: New.
6365 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6367 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6368 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6369 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6371 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6374 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6377 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6379 PR tree-optimization/38953
6380 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6381 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6382 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6383 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6386 2009-01-24 Paul Brook <paul@codesourcery.com>
6388 * config/arm/neon.md (neon_type): Move to arm.md.
6389 (neon_mov<VSTRUCT>): Add neon_type attribute.
6390 * config/arm/arm.md (neon_type): Move to here.
6391 (conds): Add "unconditioal" and use as default for NEON insns.
6393 2009-01-24 Ben Elliston <bje@au.ibm.com>
6395 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6396 void *' warning from -Wc++-compat.
6397 * Makefile.in (dominance.o-warn): Remove.
6399 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6401 PR tree-optimization/38932
6402 * fold-const.c (fold_unary_ignore_overflow): New.
6403 * tree.h (fold_unary_ignore_overflow): Declare.
6404 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6405 * tree-ssa-sccvn.c (visit_reference_op_load,
6406 simplify_unary_expression): Likewise.
6408 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6410 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6411 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6412 regardless of their type.
6413 * c-common.c (handle_packed_attribute): Don't ignore packed on
6415 * c.opt (Wpacked-bitfield-compat): New warning option.
6416 * stor-layout.c (place_field): Warn if offset of a field changed.
6417 * doc/extend.texi (packed): Mention the ABI change.
6418 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6419 (Warning Options): Add it to the list.
6421 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6423 * c-opts.c (c_common_post_options): Fix a typo in comments.
6425 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6428 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6429 variables to static.
6430 * doc/invoke.texi (-fmerge-all-constants): Update description.
6432 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6435 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6436 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6438 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6440 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6442 (LOCAL_ALIGNMENT): Similarly.
6444 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6445 Joseph Myers <joseph@codesourcery.com>
6447 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6448 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6449 * config/arm/arm-tune.md: Regenerate.
6450 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6453 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6455 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6456 version number to five.
6458 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6461 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6462 * c-common.c (set_underlying_type): Likewise.
6463 (is_typedef_decl ): Likewise
6465 (set_underlying_type): Likewise.
6466 (is_typedef_type): Likewise.
6468 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6471 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6474 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6477 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6478 (LIBGCC_SPEC): Don't define.
6479 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6481 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6483 PR rtl-optimization/38879
6484 * alias.c (base_alias_check): Unaligned access via AND address can
6485 alias all surrounding object types except those with sizes equal
6486 or wider than the size of unaligned access.
6488 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6491 * c-decl.c (clone_underlying_type): Move this ...
6492 * c-common.c (set_underlying_type): ... here.
6493 Also, make sure the function properly sets TYPE_STUB_DECL() on
6494 the newly created typedef variant type.
6495 (is_typedef_decl ): New entry point.
6496 * tree.h: Added a new member member_types_needing_access_check to
6497 struct tree_decl_non_common.
6498 (set_underlying_type): New entry point.
6499 (is_typedef_type): Likewise.
6501 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6503 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6504 Check whether two instructions have memory references that
6505 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6506 are helper functions for traversing.
6507 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6508 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6509 not to draw dependency edge for instructions with non-conflicting
6512 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6515 * longlong.h: Update copyright years. Use soft-fp license notice.
6516 Sync __clz_tab declaration with glibc.
6518 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6521 * doc/extend.texi (syscall_linkage): New.
6522 (version_id): Modify.
6524 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6525 Richard Guenther <rguenther@suse.de>
6527 PR tree-optimization/38747
6528 PR tree-optimization/38748
6529 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6530 conversion if the base address is an indirect reference and the
6531 aliasing sets could cause issues.
6533 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6535 * common.opt (fgraphite, fgraphite-identity): Add comment for
6536 explaining why these options are not documented.
6538 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6540 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6541 gimple_call_lhs is NULL.
6543 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6546 * emit-rtl.c (adjust_address_1): Make sure memref is never
6549 2009-01-20 Ben Elliston <bje@au.ibm.com>
6551 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6552 const qualifier from arg parameter. Remove unnecessary cast to char *.
6553 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6554 const qualifier from arg 2.
6556 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6558 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6560 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6563 * rtl.h (reinit_regs): New prototype.
6564 * regclass.c: Include ira.h.
6566 * Makefile.in (regclass.o): Add ira.h.
6567 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6569 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6572 * c-common.c (handle_aligned_attribute): Use
6573 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6574 default alignment value.
6576 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6578 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6579 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6581 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6582 __BIGGEST_ALIGNMENT__.
6584 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6586 2009-01-18 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/38819
6589 * tree-flow.h (operation_could_trap_helper_p): Declare.
6590 * tree-eh.c (operation_could_trap_helper_p): Export.
6591 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6592 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6593 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6594 are about to insert a possibly trapping instruction and fail
6597 2009-01-18 Andreas Schwab <schwab@suse.de>
6599 * doc/install.texi (Configuration): Remove obsolete paragraph
6600 about use of --with-gnu-ld with --with-gnu-as.
6602 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6604 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6605 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6606 Follow spelling conventions.
6608 2009-01-18 Ben Elliston <bje@au.ibm.com>
6610 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6611 C++ warning about implicit conversion from void * to struct
6613 (bitmap_obstack_free): Likewise for bitmap_element *.
6614 * Makefile.in (bitmap.o-warn): Remove.
6616 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6618 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6620 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6621 Tobias Grosser <tobi.grosser@amd.com>
6623 * graphite.c (graphite_trans_scop_block): Do not block single
6626 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6628 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6629 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6630 test with assertion.
6632 2009-01-16 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/38835
6636 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6637 and INT + PTR -> (INT)(PTR p+ INT) folding.
6638 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6640 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6643 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6644 the subreg from a lowpart subreg if it is also casting the value.
6646 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6647 Tobias Grosser <tobi.grosser@amd.com>
6649 * graphite.c (compare_prefix_loops): New.
6650 (build_scop_canonical_schedules): Rewritten.
6651 (graphite_transform_loops): Move build_scop_canonical_schedules
6652 after build_scop_iteration_domain.
6654 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6655 Tobias Grosser <tobi.grosser@amd.com>
6657 * graphite.c (add_conditions_to_domain): Add the loops to
6658 the dimension of the iteration domain. Do copy the domain
6659 only when it exists.
6660 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6661 (add_conditions_to_constraints): New.
6662 (can_generate_code_stmt, can_generate_code): Removed.
6663 (gloog): Do not call can_generate_code.
6664 (graphite_transform_loops): Call add_conditions_to_constraints
6665 after building the iteration domain.
6667 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6669 PR tree-optimization/38789
6670 * tree-ssa-threadedge.c
6671 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6672 __builtin_constant_p.
6674 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6676 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6677 examined before deleting them.
6679 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6681 * function.c (aggregate_value_p): Correctly extract the function
6682 type from CALL_EXPR_FN lookup.
6684 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6686 * config/picochip/picochip.c (picochip_override_options): Revert
6687 CFI asm flag disable commited previously.
6689 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6690 Tobias Grosser <tobi.grosser@amd.com>
6691 Jan Sjodin <jan.sjodin@amd.com>
6693 * graphite.c (scan_tree_for_params): On substractions negate
6694 all the coefficients of the term.
6695 (clast_to_gcc_expression_red): New. Handle reduction expressions
6696 of more than two operands.
6697 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6698 (get_vdef_before_scop): Handle also the case of default definitions.
6700 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6702 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6703 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6704 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6706 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6707 Joey Ye <joey.ye@intel.com>
6710 * cfgexpand.c (expand_stack_alignment): Don't update stack
6711 boundary nor check incoming stack boundary here.
6712 (gimple_expand_cfg): Update stack boundary and check incoming
6713 stack boundary here.
6715 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6717 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6719 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6721 PR rtl-optimization/38245
6722 * calls.c (expand_call): Add stack arguments to
6723 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6724 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6725 in regs and partially in memory or BLKmode arguments.
6726 (emit_library_call_value_1): Add stack arguments to
6727 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6728 ACCUMULATE_OUTGOING_ARGS).
6729 * dce.c: Include tm_p.h.
6730 (find_call_stack_args): New function.
6731 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6733 (mark_insn): Call find_call_stack_args for CALL_Ps.
6734 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6735 forwards. Allocate and free arg_stores bitmap if needed, pass it
6736 down to deletable_insn_p, don't mark stores set in arg_stores
6737 bitmap, clear the bitmap at the beginning of each bb.
6738 * Makefile.in (dce.o): Depend on $(TM_P_H).
6740 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6743 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6744 to make sure the insn is a conditional test (bug 22599). Reformat a
6747 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6750 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6751 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6752 (gloog): Do not call cleanup_tree_cfg.
6753 (graphite_transform_loops): Call cleanup_tree_cfg after all
6754 scops have been code generated.
6756 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6757 * doc/gty.texi (Invoking the garbage collector): Added new node
6758 and section documenting ggc_collect.
6760 2009-01-14 Richard Guenther <rguenther@suse.de>
6762 PR tree-optimization/38826
6764 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6765 initialization notes only if we actually emitted a warning.
6766 (intra_create_variable_infos): Add constraints for a result decl
6767 that is passed by hidden reference.
6768 (build_pred_graph): Mark all related variables non-direct on
6771 2009-01-14 Nick Clifton <nickc@redhat.com>
6773 * ira-conflicts.c: Include addresses.h for the definition of
6775 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6776 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6778 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6781 * Makefile.in (ira-lives.o): Add except.h.
6783 * ira-lives.c: Include except.h.
6784 (process_bb_node_lives): Process can_throw_internal.
6786 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6788 PR rtl-optimization/38774
6789 * combine.c (simplify_set): When undoing cc_use change, don't do
6790 PUT_CODE on the newly created comparison, but instead put back the
6793 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6795 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6796 values. Remove duplicate arm8 entry.
6798 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6800 PR tree-optimization/38786
6801 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6802 the SSA_NAME case of expand_scalar_variables_expr.
6803 Set the type of an expression to the type of its assign statement.
6804 (expand_scalar_variables_expr): Also gather the scalar computation
6805 used to index the memory access. Do not pass loop_p.
6806 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6807 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6808 the gimple_stmt_iterator where it inserts new code.
6810 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6811 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6813 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6815 * graphite.h (debug_value): Removed.
6816 * graphite.c (debug_value): Removed.
6818 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6820 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6821 ldrd/strd with two 32-bit instructions.
6823 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6825 * config/arm/arm.c (struct processors): Pass for speed down into
6826 cost helper functions.
6827 (const_ok_for_op): Handle COMPARE and inequality nodes.
6828 (arm_rtx_costs_1): Rewrite.
6829 (arm_size_rtx_costs): Update prototype.
6830 (arm_rtx_costs): Pass speed down to helper functions.
6831 (arm_slowmul_rtx_costs): Rework cost calculations.
6832 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6833 (arm_9e_rtx_costs): Likewise.
6835 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6837 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6838 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6839 (alpha_legitimize_address): Do not split local symbols wider than
6840 UNITS_PER_WORD into HIGH/LO_SUM parts.
6842 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6845 * gcc.c (process_command): Replace call to execvp with calls
6846 to pex_one and exit.
6848 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6851 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6852 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6853 variant for devices with 3-byte PC.
6854 (__tablejump_elpm__): New.
6856 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6859 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6860 offsetof member-designator, handle it as `[0].'.
6862 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6864 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6865 function when not using named sections on targets with named sections
6866 if branch distance is less than 262132.
6868 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6870 * combine.c (combine_instructions): Recompute
6871 optimize_this_for_speed_p for each BB in the main combine loop.
6873 2009-01-12 Tomas Bily <tbily@suse.cz>
6876 * tree-loop-distribution.c (prop_phis): New function.
6877 (generate_builtin): Call prop_phis.
6878 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6880 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6882 PR tree-optimization/38807
6883 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6884 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6886 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6888 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6889 subreg of op0 to the original op0.
6891 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6893 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6895 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6898 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6899 starting with digits.
6901 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6904 * config/arm/arm.c (arm_is_long_call_p): Don't call
6905 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6907 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6909 * regrename.c (regrename_optimize): Fix dumping.
6910 (find_oldest_value_reg): Preserve REG_POINTER.
6911 (copy_hardreg_forward_1): Likewise.
6913 2009-01-09 Diego Novillo <dnovillo@google.com>
6915 * gimple.h (struct gimple_statement_base) <uid>: Document
6916 the restrictions on its use.
6918 (gimple_set_uid): Tidy.
6920 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6922 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6923 zero guard even if align_bytes != 0 and count is smaller than
6926 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6928 PR rtl-optimization/38495
6929 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6930 (add_range_and_copies_from_move_list): Print all added ranges.
6931 Add ranges to memory optimized destination.
6933 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6937 * config/i386/i386.c (override_options): Reject
6938 -mstringop-strategy=rep_8byte with -m32.
6939 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6940 to 1. Do count comparison against epilogue_size_needed at compile
6941 time even when count_exp was constant forced into register. For
6942 size_needed don't jump to epilogue, instead just avoid aligning
6943 and invoke the body algorithm. If need_zero_guard, add zero guard
6944 even if count is non-zero, but smaller than size_needed + number of
6945 bytes that could be stored for alignment.
6946 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6947 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6948 but smaller than size_needed + number of bytes that could be stored
6949 for alignment. Compare size_needed with epilogue_size_needed instead
6950 of desired_align - align, don't adjust size_needed, pass
6951 epilogue_size_needed to the epilogue expanders.
6954 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6956 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6958 * pa.c (last_address): Change to unsigned.
6959 (update_total_code_bytes): Change argument to unsigned. Don't
6960 check if insn addresses are set.
6961 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6962 addresses are not set.
6963 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6965 2009-01-09 Nick Clifton <nickc@redhat.com>
6967 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6968 DECL_DECLARED_INLINE_P.
6970 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6973 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6974 GET_MODE (op0) in operand_subword_force calls.
6977 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6978 fold_convert arg0 operands to TREE_TYPE (op0) first.
6980 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6982 * params.def (ira-max-conflict-table-size): Decrease default value
6985 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6987 PR tree-optimization/37031
6988 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6990 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6991 allocate it using gc instead of heap, use VEC_quick_push instead of
6993 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6994 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6995 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6996 allocated vector from heap allocated.
6997 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6998 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6999 vector only after perfect_loop_nest_depth call.
7001 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7002 Jan Sjodin <jan.sjodin@amd.com>
7004 PR tree-optimization/38559
7005 * graphite.c (debug_value, copy_constraint,
7006 swap_constraint_variables, scale_constraint_variable, ): New.
7007 (get_lower_bound, get_upper_bound): Removed.
7008 (graphite_trans_bb_strip_mine): Clean up this code that works
7009 only for constant number of iterations. Fully copy upper and
7010 lower bound constraints, not only the constant part of them.
7011 * graphite.h (debug_value): Declared.
7013 2009-01-08 Ira Rosen <irar@il.ibm.com>
7015 PR tree-optimization/37194
7016 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7017 Don't add the cost of cost model guard in prologue to scalar
7018 outside cost in case of known number of iterations.
7020 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7021 Alan Modra <amodra@bigpond.net.au>
7023 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7024 non-word-aligned REG+CONST addressing.
7026 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7029 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7030 free_after_compilation when outputting a thunk.
7031 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7032 Do not call free_after_compilation here.
7034 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7037 (ix86_valid_target_attribute_inner_p): Ditto.
7039 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7041 PR tree-optimization/38492
7042 PR tree-optimization/38498
7043 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7044 * tree-chrec.h (scev_is_linear_expression): Declared.
7045 * graphite.c (graphite_cannot_represent_loop_niter): New.
7046 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7047 (graphite_loop_normal_form): Use gcc_assert.
7048 (scan_tree_for_params): Use CASE_CONVERT.
7049 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7050 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7051 Use gcc_assert. Discard scops that contain unhandled cases.
7052 (build_scop_conditions): Return a boolean status for unhandled cases.
7053 (strip_mine_profitable_p): Print the loop number, not its depth.
7054 (is_interchange_valid): Pass the depth of the loop nest, don't
7055 recompute it wrongly.
7056 (graphite_trans_bb_block): Same.
7057 (graphite_trans_bb_block): Print tentative of loop blocking.
7058 (graphite_trans_scop_block): Do not print that the loop has been
7060 (graphite_transform_loops): Do not handle scops that contain condition
7063 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7065 AVX Programming Reference (December, 2008)
7066 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7067 (_mm256_stream_pd): Likewise.
7068 (_mm256_stream_ps): Likewise.
7070 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7071 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7072 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7073 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7074 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7075 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7076 (ix86_expand_special_args_builtin): Likewise.
7078 * config/i386/sse.md (AVXMODEDI): New.
7079 (avx_movnt<mode>): Likewise.
7080 (avx_movnt<mode>): Likewise.
7081 (<sse>_movnt<mode>): Remove AVX support.
7082 (sse2_movntv2di): Likewise.
7084 2009-01-07 Richard Guenther <rguenther@suse.de>
7087 * fold-const.c (extract_muldiv): Remove obsolete comment.
7088 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7089 to PLUS_EXPR canonicalization for the canonicalization.
7091 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7093 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7094 hosted cross-compilers generating less efficient code.
7096 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7098 * function.h (rtl_data): Add a dbr_scheduled_p field.
7099 * reorg.c (dbr_schedule): Set it.
7100 (gate_handle_delay_slots): Check it.
7101 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7102 (mips_reorg): Check flag_delayed_branch instead of
7103 mips_base_delayed_branch.
7104 (mips_override_options): Don't set mips_base_delayed_branch
7105 or flag_delayed_branch.
7107 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7109 PR rtl-optimization/38426.
7110 * ira.c (ira): Set current_function_is_leaf earlier.
7112 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7114 PR rtl-optimization/38722
7115 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7116 too early, only set a flag and modify after last possible
7119 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7122 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7123 * real.c (decimal_single_format): Correct values of emin and emax.
7124 (decimal_double_format): Ditto.
7125 (decimal_quad_format): Ditto.
7126 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7127 computation of DECnn_MIN and DECnn_MAX for corrected values of
7128 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7129 __DECnn_MIN__, and adjust its computation for the corrected value
7132 2009-01-06 Jan Hubicka <jh@suse.cz>
7135 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7137 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7139 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7140 Add Robert Clark to the list of testers.
7142 2009-01-06 Jan Hubicka <jh@suse.cz>
7143 Kai Tietz <kai.tietz@onevision.com>
7145 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7146 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7148 2009-01-06 Jan Hubicka <jh@suse.cz>
7149 Kai Tietz <kai.tietz@onevision.com>
7151 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7153 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7154 (ix86_nsaved_regs): Count only general purpose regs.
7155 (ix86_nsaved_sseregs): New.
7156 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7157 to 16 for w64; compute padding and size of sse reg save area.
7158 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7159 general purpose regs.
7160 (ix86_emit_save_sse_regs_using_mov): New.
7161 (ix86_expand_prologue): Save SSE regs if needed.
7162 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7163 (ix86_emit_restore_sse_regs_using_mov): New.
7164 (ix86_expand_epilogue): Save SSE regs if needed.
7166 2009-01-06 Jan Hubicka <jh@suse.cz>
7167 Kai Tietz <kai.tietz@onevision.com>
7169 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7170 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7171 functions when accumulate outgoing args is off.
7173 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7176 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7177 before using pseudos_have_intersected_live_ranges_p.
7179 * ira-int.h (ira_assert): Always define.
7181 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7183 AVX Programming Reference (December, 2008)
7184 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7185 (_mm256_permute2_pd): Likewise.
7186 (_mm_permute2_ps): Likewise.
7187 (_mm256_permute2_ps): Likewise.
7188 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7189 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7191 * config/i386/i386.c (ix86_builtins): Remove
7192 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7193 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7194 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7195 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7196 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7197 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7198 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7199 __builtin_ia32_vpermil2ps256.
7200 (ix86_init_mmx_sse_builtins): Updated.
7201 (ix86_expand_args_builtin): Likewise.
7203 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7205 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7206 long absolute calls when generating PA 2.0 code.
7208 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7210 PR rtl-optimization/38583
7211 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7213 * params.def (ira-max-conflict-table-size): New.
7215 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7217 * ira.h (ira_conflicts_p): New external definition.
7219 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7220 table. Report this. Return result of building.
7221 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7222 building conflict table.
7224 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7225 (ira_color): Use ira_conflicts_p.
7227 * global.c: Include ira.h.
7228 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7231 * Makefile.in (global.o): Add ira.h.
7233 * ira-build.c (mark_all_loops_for_removal,
7234 propagate_some_info_from_allocno): New.
7235 (remove_unnecessary_allocnos): Call
7236 propagate_some_info_from_allocno.
7237 (remove_low_level_allocnos): New.
7238 (remove_unnecessary_regions): Add parameter. Call
7239 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7240 parameter to remove_unnecessary_regions.
7241 (ira_build): Remove all regions but root if the conflict table was
7242 not built. Update conflict hard regs for allocnos crossing calls.
7244 * ira.c (ira_conflicts_p): New global.
7245 (ira): Define and use ira_conflicts_p.
7247 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7248 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7249 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7251 2009-01-06 Ben Elliston <bje@au.ibm.com>
7253 * gengtype-lex.l (YY_NO_INPUT): Define.
7255 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7258 * c-common.c (handle_vector_size_attribute): Also reject
7261 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7263 PR tree-optimization/38492
7264 * graphite.c (rename_map_elt, debug_rename_elt,
7265 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7266 rename_map_elt_info, eq_rename_map_elts,
7267 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7268 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7269 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7270 (sese_build_livein_liveouts): New.
7271 (new_sese, free_sese): New.
7272 (new_scop): Call new_sese.
7273 (free_scop): Call free_sese.
7274 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7275 (register_old_new_names): Renamed register_old_and_new_names.
7276 (register_scop_liveout_renames, add_loop_exit_phis,
7277 insert_loop_close_phis, struct igp,
7278 default_liveout_before_guard, add_guard_exit_phis,
7279 insert_guard_phis, copy_renames): New.
7280 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7281 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7282 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7283 (scop_adjust_phis_for_liveouts): New.
7284 (gloog): Call scop_adjust_phis_for_liveouts.
7286 * graphite.h (struct sese): Documented. Added fields liveout,
7288 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7289 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7290 (struct scop): Added field liveout_renames.
7291 (SCOP_LIVEOUT_RENAMES): New.
7293 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7295 PR tree-optimization/38510
7296 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7297 (translate_clast): Call recompute_all_dominators before
7299 (gloog): Call recompute_all_dominators before graphite_verify.
7301 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7302 Jan Sjodin <jan.sjodin@amd.com>
7304 PR tree-optimization/38500
7305 * graphite.c (create_sese_edges): Call fix_loop_structure after
7308 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7310 * config.gcc: Add m32r*-*-rtems*.
7311 * config/m32r/rtems.h: New file.
7313 2009-01-05 Ben Elliston <bje@au.ibm.com>
7315 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7316 (.po.pox): Likewise.
7317 (po/gcc.pot): Likewise.
7319 2009-01-04 David S. Miller <davem@davemloft.net>
7321 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7322 (STARTING_FRAME_OFFSET): Always set to zero.
7324 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7326 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7327 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7328 fixed-point types, and vectors of the same.
7330 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7332 * config/mips/sync.md (*mb_barrier): Rename to...
7333 (*memory_barrier): ...this.
7335 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7337 * doc/extend.texi (Function Attributes): Move @cindex after @item
7338 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7339 and put in alphabetical order. Fix 'target' name and put in order.
7340 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7343 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7345 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7346 (memory_barrier): Expand as unspec instead of unspec_volatile.
7347 Remove mem:BLK from insn operands. Use Pmode scratch register.
7348 (*memory_barrier): Define as unspec instead of unspec_volatile.
7349 Use (match_dup 0) as input operand.
7351 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7352 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7353 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7354 scratch register. Remove operand 1.
7355 (*stbar): Define as unspec instead of unspec_volatile.
7356 Use (match_dup 0) as input operand, remove (const_int 8).
7357 (*membar): Define as unspec instead of unspec_volatile.
7358 Use (match_dup 0) as input operand, remove input operand 2.
7360 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7361 (memory_barrier): Expand as unspec instead of unspec_volatile.
7362 Remove mem:BLK from insn operands. Use Pmode scratch register.
7363 (*memory_barrier): Define as unspec instead of unspec_volatile.
7364 Use (match_dup 0) as input operand.
7366 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7367 Remove mem:BLK from insn operands. Use Pmode scratch register.
7368 Set volatile flag on operand 0.
7369 (*memory_barrier): New insn pattern.
7371 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7373 (*memory_barrier): Use (match_dup 0) as input operand.
7375 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7376 Remove mem:BLK from insn operands. Use Pmode scratch register.
7377 Set volatile flag on operand 0.
7378 (*mb_internal): New insn pattern.
7380 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7382 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7385 * function.c (struct temp_slot): Move to the section of the file
7386 that deals with temp slots. Remove field 'address'.
7387 (temp_slot_address_table): New hash table of address -> temp slot.
7388 (struct temp_slot_address_entry): New struct, items for the table.
7389 (temp_slot_address_compute_hash, temp_slot_address_hash,
7390 temp_slot_address_eq, insert_temp_slot_address): Support functions
7392 (find_temp_slot_from_address): Rewrite to use the new hash table.
7393 (remove_unused_temp_slot_addresses): Remove addresses of temp
7394 slots that have been made available.
7395 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7396 worker function for remove_unused_temp_slot_addresses.
7397 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7398 Add the temp slot address to the address -> temp slot map.
7399 (update_temp_slot_address): Update via insert_temp_slot_address.
7400 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7401 (pop_temp_slots): Likewise.
7402 (init_temp_slots): Allocate the address -> temp slot map, or empty
7403 the map if it is already allocated.
7404 (prepare_function_start): Initialize temp slot processing.
7406 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7409 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7410 Calculate the size of all stack vars assuming no packing of stack
7411 vars will happen, replacing a quadratic algorithm with a linear one.
7413 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7416 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7419 2009-01-03 Diego Novillo <dnovillo@google.com>
7421 * doc/contrib.texi: Update contributions.
7423 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7426 * builtins.c (fold_builtin_memory_op): Give up if either operand
7427 is volatile. Set srctype or desttype to non-qualified version
7431 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7434 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7436 PR rtl-optimization/35805
7437 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7438 problem if fast dce is able to remove any instructions.
7439 * dce.c (dce_process_block): Fix dump message.
7441 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7444 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7446 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7449 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7450 * tree-pretty-print.c (op_code_prio): New function.
7451 (op_prio): No longer static. Use op_code_prio.
7452 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7453 Use op_prio and op_code_prio to determine if () should be
7454 printed around operand(s) or not.
7456 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7457 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7458 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7459 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7460 pp_character instead of pp_string for single letter printing.
7462 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7464 * doc/extend.texi: Fix '#pragma GCC option' typo.
7466 2009-01-02 Richard Guenther <rguenther@suse.de>
7468 * doc/install.texi (--enable-checking): Mention different
7470 (--enable-stage1-checking): Document.
7472 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7475 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7476 case to be an error.
7478 2009-01-02 Ben Elliston <bje@au.ibm.com>
7480 * config/fp-bit.h (pack_d): Constify argument.
7481 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7482 (isnan): Constify argument.
7486 (_fpadd_parts): Constify return type.
7487 (_fpmul_parts): Likewise.
7488 (_fpdiv_parts): Likewise.
7490 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7493 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7494 warn about overwriting initializer with side-effects or
7495 -Woverride-init if !IMPLICIT.
7496 (output_init_element): Likewise. Pass IMPLICIT down to
7498 (process_init_element): Add IMPLICIT argument. Pass it down
7499 to output_init_element.
7500 (push_init_element, pop_init_level, set_designator): Adjust
7501 process_init_element callers.
7502 (set_nonincremental_init, set_nonincremental_init_from_string):
7503 Adjust add_pending_init callers.
7504 (output_pending_init_elements): Adjust output_init_element callers.
7505 * c-tree.h (process_init_element): Adjust prototype.
7506 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7507 process_init_element callers.
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