1 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3 * tree-iterator.c (expr_only): Remove.
4 * tree.h: Remove the prototype for expr_only.
6 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8 * reginfo.c (cannot_change_mode_set_regs): Remove.
9 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14 whether operands 0 and 1 overlaps.
16 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20 pointer. Use warning_at instead of warning.
21 (search_for_addr_array): Likewise.
22 (check_array_bounds): Likewise.
23 (check_all_array_refs): Check that the incoming edge is not in the
24 list of edges to be removed.
25 (check_all_array_refs): Avoid the temporal pointer.
26 (vrp_visit_cond_stmt): Fix typo.
27 (simplify_switch_using_ranges): Handle the case where the switch
28 index is an integer constant.
30 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
32 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
34 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
36 * doc/extend.texi, doc/invoke.texi: Fix typos.
38 2009-04-17 Cary Coutant <ccoutant@google.com>
40 * tree-flow-inline.h (get_lineno): Fix inverted test.
42 2009-04-17 Diego Novillo <dnovillo@google.com>
44 * tree-ssa-pre.c (create_expression_by_pieces): Remove
45 assertion for AVAIL_OUT.
47 2009-04-17 Mike Frysinger <vapier@gentoo.org>
50 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
51 * config/sh/linux-atomic.asm: Likewise.
53 2009-04-17 Diego Novillo <dnovillo@google.com>
55 * except.c (debug_eh_tree): New.
56 (struct eh_region, struct eh_status): Move ...
58 (add_type_for_runtime): Declare extern.
59 (lookup_type_for_runtime): Likewise.
60 (debug_eh_tree): Declare.
61 * Makefile.in (GTFILES): List except.h before except.c
63 2009-04-17 Diego Novillo <dnovillo@google.com>
65 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
67 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
68 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
69 (find_vars_r): ... here.
70 * tree-flow.h (find_referenced_vars_in): Declare.
71 * tree-ssa-pre.c (create_expression_by_pieces): Assert
72 that AVAIL_OUT exists for BLOCK.
73 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
74 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
75 (tree-parloops.o): Likewise.
77 2009-04-17 Simon Baldwin <simonb@google.com>
79 * toplev.c (default_tree_printer): Add handling for %E format.
81 2009-04-17 Diego Novillo <dnovillo@google.com>
83 * tree-pretty-print.c (dump_generic_node): Add break
84 after TREE_BINFO handler.
85 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
86 Handle NULL TREE_TYPEs.
87 Handle METHOD_TYPE and FUNCTION_TYPE together.
88 Call print_struct_decl when printing structures and
89 TDF_SLIM is not given.
90 (print_struct_decl): Fix logic for detecting recursion.
92 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
95 * gcc.c (create_at_file): New.
96 (compile_input_file_p): New.
97 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
98 * main.c (main): Update call to toplev_main.
99 * toplev.c (toplev_main): Change signature. Call expandargv.
100 * toplev.h (toplev_main): Change signature.
102 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
104 * dwarf2out.c (field_byte_offset): Use the type size as the field size
105 if the latter is not constant.
107 2009-04-17 David Edelsohn <edelsohn@gnu.org>
109 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
111 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
113 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
114 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
116 2009-04-17 Richard Guenther <rguenther@suse.de>
118 * tree-ssa-structalias.c (get_constraint_for_component_ref):
119 Handle component references view-converting an invariant address.
121 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
123 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
124 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
125 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
126 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
127 Use @deftypevr rather than @deftypevar.
129 2009-04-17 Richard Guenther <rguenther@suse.de>
131 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
133 (get_prop_source_stmt): Likewise.
134 (can_propagate_from): Likewise.
136 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
138 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
139 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
140 (--with-multilib-list): Add default value.
141 * configure: Regenerate.
142 * Makefile.in (TM_ENDIAN_CONFIG): Define.
143 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
144 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
145 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
146 Don't add default cpu to multilib list unnecessarily, but do enable
147 the relevant compiler option..
148 Add support for --with-multilib-list=<blank> and
149 --with-multilib-list=!<somelib> to supress unwanted multilibs.
150 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
151 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
152 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
154 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
155 (MULTILIB_OSDIRNAMES): New variable.
156 * config/sh/t-1e: Delete file.
157 * config/sh/t-mlib-sh1: Delete file.
158 * config/sh/t-mlib-sh2: Delete file.
159 * config/sh/t-mlib-sh2a: Delete file.
160 * config/sh/t-mlib-sh2a-nofpu: Delete file.
161 * config/sh/t-mlib-sh2a-single: Delete file.
162 * config/sh/t-mlib-sh2a-single-only: Delete file.
163 * config/sh/t-mlib-sh2e: Delete file.
164 * config/sh/t-mlib-sh3e: Delete file.
165 * config/sh/t-mlib-sh4: Delete file.
166 * config/sh/t-mlib-sh4-nofpu: Delete file.
167 * config/sh/t-mlib-sh4-single: Delete file.
168 * config/sh/t-mlib-sh4-single-only: Delete file.
169 * config/sh/t-mlib-sh4a: Delete file.
170 * config/sh/t-mlib-sh4a-nofpu: Delete file.
171 * config/sh/t-mlib-sh4a-single: Delete file.
172 * config/sh/t-mlib-sh4a-single-only: Delete file.
173 * config/sh/t-mlib-sh4al: Delete file.
174 * config/sh/t-mlib-sh5-32media: Delete file.
175 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
176 * config/sh/t-mlib-sh5-64media: Delete file.
177 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
178 * config/sh/t-mlib-sh5-compact: Delete file.
179 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
180 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
181 * doc/install.texi (Options specification): Add
182 --with-multilib-list and --with-endian.
184 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
186 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
188 (OBJS-common): Add plugin-version.o.
189 (plugin-version.o): New.
190 * gcc-plugin.h (plugin_gcc_version): New.
191 (plugin_default_version_check): New.
192 (plugin_init_func, plugin_init): Add version argument.
193 * plugin-version.c: New.
194 * plugin.c (str_plugin_gcc_version_name): New.
195 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
196 pass it to the init function.
197 (plugin_default_version_check): New.
199 2009-04-17 Richard Guenther <rguenther@suse.de>
201 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
202 for decl-vs-decl disambiguation.
204 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
206 * config/s390/s390.h (s390_tune_attr): New macro definition.
207 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
209 2009-04-17 Richard Guenther <rguenther@suse.de>
211 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
212 (fold_stmt_r): Likewise.
213 (maybe_fold_reference): New function.
214 (fold_gimple_assign): Handle cases fold_stmt_r did.
215 (fold_stmt): Do not use fold_stmt_r.
216 (fold_stmt_inplace): Likewise.
218 2009-04-17 Richard Guenther <rguenther@suse.de>
220 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
221 (record_equivalences_from_stmt): Remove useless checks and
223 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
224 the type is already suitable.
226 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
228 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
230 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
232 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
233 (CMPtype): Define as __gcc_CMPtype.
235 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
237 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
238 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
240 2009-04-17 Richard Guenther <rguenther@suse.de>
242 PR tree-optimization/39746
243 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
244 special-casing for builtins and static variable use/def.
245 (call_may_clobber_ref_p_1): Likewise.
247 2009-04-16 Ian Lance Taylor <iant@google.com>
249 * df.h: Include "timevar.h".
250 (struct df_problem): Change tv_id field to timevar_id_t.
251 * tree-pass.h: Include "timevar.h".
252 (struct opt_pass): Change tv_id field to timevar_id_t.
253 * timevar.h (timevar_id_t): Define TV_NONE.
254 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
255 TV_NONE rather than tv_id != 0.
256 (execute_one_pass): Likewise.
257 * Makefile.in (DF_H): Add $(TIMEVAR_H).
258 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
259 dependencies to $(TREE_PASS_H).
260 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
262 (pass_branch_target_load_optimize2): Likewise.
263 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
264 (pass_outof_cfg_layout_mode): Likewise.
265 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
266 (pass_rebuild_cgraph_edges): Likewise.
267 (pass_remove_cgraph_callee_edges): Likewise.
268 * df-core.c (pass_df_initialize_opt): Likewise.
269 (pass_df_initialize_no_opt): Likewise.
270 (pass_df_finish): Likewise.
271 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
272 * except.c (pass_set_nothrow_function_flags): Likewise.
273 (pass_convert_to_eh_region_ranges): Likewise.
274 * final.c (pass_compute_alignments): Likewise.
275 * function.c (pass_instantiate_virtual_regs): Likewise.
276 (pass_init_function): Likewise.
277 (pass_leaf_regs): Likewise.
278 (pass_match_asm_constraints): Likewise.
279 * gimple-low.c (pass_lower_cf): Likewise.
280 (pass_mark_used_blocks): Likewise.
281 * init-regs.c (pass_initialize_regs): Likewise.
282 * integrate.c (pass_initial_value_sets): Likewise.
283 * ira.c (pass_ira): Likewise.
284 * jump.c (pass_cleanup_barriers): Likewise.
285 * omp-low.c (pass_expand_omp): Likewise.
286 (pass_lower_omp): Likewise.
287 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
288 * recog.c (pass_split_all_insns): Likewise.
289 (pass_split_after_reload): Likewise.
290 (pass_split_before_regstack): Likewise.
291 (pass_split_before_sched2): Likewise.
292 (pass_split_for_shorten_branches): Likewise.
293 * reginfo.c (pass_reginfo_init): Likewise.
294 (pass_subregs_of_mode_init): Likewise.
295 (pass_subregs_of_mode_finish): Likewise.
296 * passes.c (pass_postreload): Likewise.
297 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
298 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
299 (pass_warn_function_return): Likewise.
300 (pass_warn_function_noreturn): Likewise.
301 * tree-complex.c (pass_lower_complex): Likewise.
302 (pass_lower_complex_O0): Likewise.
303 * tree-if-conv.c (pass_if_conversion): Likewise.
304 * tree-into-ssa.c (pass_build_ssa): Likewise.
305 * tree-mudflap.c (pass_mudflap_1): Likewise.
306 (pass_mudflap_2): Likewise.
307 * tree-nomudflap.c (pass_mudflap_1): Likewise.
308 (pass_mudflap_2): Likewise.
309 * tree-nrv.c (pass_return_slot): Likewise.
310 * tree-object-size.c (pass_object_sizes): Likewise.
311 * tree-optimize.c (pass_all_optimizations): Likewise.
312 (pass_early_local_passes): Likewise.
313 (pass_all_early_optimizations): Likewise.
314 (pass_cleanup_cfg): Likewise.
315 (pass_cleanup_cfg_post_optimizing): Likewise.
316 (pass_free_datastructures): Likewise.
317 (pass_free_cfg_annotations): Likewise.
318 (pass_fixup_cfg): Likewise.
319 (pass_init_datastructures): Likewise.
320 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
321 (pass_late_warn_uninitialized): Likewise.
322 (pass_update_address_taken): Likewise.
323 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
324 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
325 (pass_cse_sincos): Likewise.
326 (pass_convert_to_rsqrt): Likewise.
327 * tree-ssa-structalias.c (pass_build_alias): Likewise.
328 * tree-stdarg.c (pass_stdarg): Likewise.
329 * tree-tailcall.c (pass_tail_recursion): Likewise.
330 (pass_tail_calls): Likewise.
331 * tree-vect-generic.c (pass_lower_vector): Likewise.
332 (pass_lower_vector_ssa): Likewise.
333 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
335 2009-04-16 Joseph Myers <joseph@codesourcery.com>
337 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
339 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
341 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
344 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
347 * config/sh/predicates.md (arith_operand): Check if the operand
348 of TRUNCATE is a REG.
350 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
352 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
353 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
355 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
357 * tree-iterator.c (tsi_split_statement_list_after,
358 tsi_split_statement_list_before): Remove.
359 * tree-iterator.h: Remove the prototypes for
360 tsi_split_statement_list_after and tsi_split_statement_list_before.
362 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
364 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
365 * tree-ssa-propagate.h: Remove the prototype for
366 stmt_makes_single_load.
368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
370 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
371 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
373 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
375 * tree-iterator.c (EXPR_LAST_BODY): Remove.
377 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
379 * except.c (eh_region_outer_p): Remove.
380 * except.h: Remove the prototype for eh_region_outer_p.
382 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
384 * function.c (current_function_assembler_name): Remove.
385 * function.h: Remove the prototype for
386 current_function_assembler_name.
388 2009-04-16 Ian Lance Taylor <iant@google.com>
390 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
391 (add_reg_note): Call alloc_reg_note.
392 * rtl.h (alloc_reg_note): Declare.
393 * combine.c (try_combine): Use alloc_reg_note.
394 (recog_for_combine, move_deaths): Likewise.
395 (distribute_notes): Use alloc_reg_note and add_reg_note.
396 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
397 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
398 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
400 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
402 PR rtl-optimization/39762
403 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
404 ira_may_move_out_cost): Add comments about way of their usage.
405 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
407 * ira-conflicts.c (process_regs_for_copy): Use function
408 ira_get_register_move_cost instead of global
409 ira_register_move_cost.
411 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
412 color_pass, move_spill_restore, update_curr_costs): Ditto.
414 * ira-lives.c (process_single_reg_class_operands): Ditto.
416 * ira-emit.c (emit_move_list): Ditto.
418 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
419 (record_reg_classes): Ditto. Use functions
420 ira_get_register_move_cost and ira_get_may_move_cost instead of
421 global vars ira_register_move_cost, ira_may_move_out_cost and
422 ira_may_move_in_cost.
423 (record_address_regs): Don't call ira_init_register_move_cost.
424 Use function ira_get_may_move_cost instead of global
425 ira_may_move_in_cost.
426 (process_bb_node_for_hard_reg_moves): Use function
427 ira_get_register_move_cost instead of global ira_register_move_cost.
428 (ira_costs): Don't call ira_init_register_move_cost.
430 2009-04-16 Richard Guenther <rguenther@suse.de>
432 * tree-cfg.c (verify_gimple_assign_binary):
433 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
434 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
435 (create_general_new_stmt): Note that this function is broken.
437 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
439 * common.opt (fhelp): Add Var(help_flag).
440 * gcc-plugin.h (plugin_info): Add help.
441 * plugin.c (plugin_name_args): Add help.
442 (register_plugin_info): Set plugin->help.
443 (print_help_one_plugin): New.
444 (print_plugins_help): New.
445 * plugin.h (print_plugins_help): New.
446 * toplev.c (toplev_main): Call print_plugins_help if needed.
448 2009-04-16 Richard Guenther <rguenther@suse.de>
450 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
451 (gimple_ior_addresses_taken_1): New function.
452 (gimple_ior_addresses_taken): Likewise.
453 * gimple.h (struct gimple_statement_with_ops_base): Remove
454 addresses_taken member.
455 (gimple_ior_addresses_taken): Declare.
456 (gimple_addresses_taken, gimple_addresses_taken_ptr,
457 gimple_set_addresses_taken): Remove.
458 * ipa-reference.c (mark_address): New function.
459 (scan_stmt_for_static_refs): Use it for marking addresses taken.
460 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
461 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
462 (gimple_add_to_addresses_taken): Remove.
463 (get_tmr_operands): Call mark_address_taken.
464 (get_asm_expr_operands): Likewise.
465 (get_expr_operands): Likewise.
466 (build_ssa_operands): Do not clear the addresses_taken bitmap.
467 (free_stmt_operands): Do not free it.
468 * tree-ssa.c (delete_tree_ssa): Likewise.
469 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
471 2009-04-16 Richard Guenther <rguenther@suse.de>
473 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
474 (walk_stmt_load_store_ops): Likewise.
475 * gimple.c (get_base_loadstore): New function.
476 (walk_stmt_load_store_addr_ops): Likewise.
477 (walk_stmt_load_store_ops): Likewise.
478 * ipa-pure-const.c (check_op): Simplify.
479 (check_load, check_store): New functions.
480 (check_stmt): Use walk_stmt_load_store_ops.
481 * ipa-reference.c (mark_load): Adjust signature.
482 (mark_store): Likewise.
483 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
485 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
487 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
489 * opts.c (common_handle_option): Don't call print_version.
490 * plugin.c (plugin_name_args): Add version.
491 (register_plugin_info): New.
492 (register_callback): Handle PLUGIN_INFO.
493 (try_init_one_plugin): New.
494 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
496 (finalize_one_plugin): New.
497 (finalize_plugins): New.
498 (print_one_plugin): New.
499 (print_plugins_versions): New.
500 * plugin.h (print_plugins_versions): New.
501 (finalize_plugins): New.
502 * toplev.c (compile_file): Don't call initialize_plugins.
503 (print_version): Call print_plugins_versions.
504 (toplev_main): Call initialize_plugins. Print version if needed.
505 Call finalize_plugins.
507 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
509 * common.opt (fversion): New.
510 * gcc.c (print_version): New.
511 (process_command): Don't print the version. Just set print_version.
512 (main): Print version. Call subprocesses if print_version and
513 verbose_flag are set.
514 * opts.c (common_handle_option): Handle OPT_fversion.
516 2009-04-16 Richard Guenther <rguenther@suse.de>
517 Ira Rosen <irar@il.ibm.com>
519 PR tree-optimization/39698
520 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
521 type of the reduction variable. Only generate the def if
524 * omp-low.c (expand_omp_for_generic): When converting to a pointer
525 make sure to first convert to an integer of the same precision.
526 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
527 the type of the evolution correctly in computing the new
528 induction variable base.
530 2009-04-16 Richard Guenther <rguenther@suse.de>
533 * tree-cfg.c (make_blocks): Split statements with to-be
534 abnormal SSA names on the lhs.
536 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
538 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
539 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
540 * c-typeck.c (really_start_incremental_init): Likewise.
541 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
542 (TARGET_INITIALIZER): Remove it.
543 * target.h (struct target): Remove vector_opaque_p.
544 * tree.c (build_opaque_vector_type): New.
545 * tree.h (TYPE_VECTOR_OPAQUE): New.
546 (build_opaque_vector_type): Declare.
547 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
548 * config/rs6000/rs6000.c (build_opaque_vector_type,
549 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
550 (rs6000_init_builtins): Use build_opaque_vector_type for
551 opaque_V4SI_type_node.
553 2009-04-15 Catherine Moore <clm@codesourcery.com>
555 * debug.h (set_name): Declare.
556 * dwarf2out.c (dwarf2out_set_name): Declare.
557 (dwarf2_debug_hooks): Add set_name.
558 (find_AT_string): New.
559 (add_AT_string): Call find_AT_string.
560 (dwarf2out_set_name): New.
561 * cp/decl.c (grokdeclarator): Call set_name.
562 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
563 * debug.c (do_nothing_debug_hooks): Likewise.
564 * dbxout.c (dbx_debug_hooks): Likewise.
565 * sdbout.c (sdb_debug_hooks): Likewise.
567 2009-04-15 Michael Eager <eager@eagercon.com>
569 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
570 reg for single-precision FPU.
571 * config/rs6000/rs6000.md (movsi_internal1): Only for
573 (movsi_internal1_single): New. Add pattern to move SI values to/from
574 single-precision FP regs.
576 2009-04-15 Richard Guenther <rguenther@suse.de>
578 * omp-low.c (lower_rec_input_clauses): Build correct address
580 (expand_omp_for_generic): Fix multiplication type.
581 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
582 (generate_memset_zero): Fix types.
583 * tree-profile.c (prepare_instrumented_value): Correctly
586 2009-04-15 Ian Lance Taylor <iant@google.com>
588 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
589 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
590 for -Wall and for -Wc++-compat.
591 (c_common_post_options): For C++, set warn_enum_compare if not
593 * c-tree.h (struct c_expr): Add field original_type.
594 (build_external_ref): Update declaration.
595 * c-parser.c (c_parser_braced_init): Set original_type.
596 (c_parser_initelt): Likewise.
597 (c_parser_expr_no_commas): Likewise.
598 (c_parser_conditional_expression): Likewise.
599 (c_parser_cast_expression): Likewise.
600 (c_parser_unary_expression): Likewise. Pull setting of
601 original_code to top of function.
602 (c_parser_sizeof_expression): Set original_type.
603 (c_parser_alignof_expression): Likewise.
604 (c_parser_postfix_expression): Likewise. Pull setting of
605 original_code to top of function.
606 (c_parser_postfix_expression_after_paren_type): Set original_type.
607 (c_parser_postfix_expression_after_primary): Likewise.
608 (c_parser_expression): Likewise.
609 * c-typeck.c (build_external_ref): Add type parameter. Change all
611 (c_expr_sizeof_expr): Set original_type field.
612 (parser_build_unary_op): Likewise.
613 (parser_build_binary_op): Likewise. Optionally warn about
614 comparisons of enums of different types.
615 (digest_init): Set original_type field.
616 (really_start_incremental_init): Likewise.
617 (push_init_level, pop_init_level): Likewise.
618 * doc/invoke.texi (Warning Options): -Wenum-compare now
621 2009-04-15 Richard Guenther <rguenther@suse.de>
623 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
624 out a necessary conversion.
625 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
626 names we didn't value number.
627 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
629 2009-04-15 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/39764
632 * tree-ssa-ccp.c (get_value): Canonicalize value with
633 canonicalize_float_value.
635 2009-04-15 Jan Hubicka <jh@suse.cz>
637 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
638 Wrong version of patch.
640 2009-04-15 Jan Hubicka <jh@suse.cz>
642 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
644 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
646 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
647 our distinct integral and vector types.
649 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
651 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
652 * init.c (build_vtbl_address): Remove call to assemble_external.
654 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
656 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
657 output for other floating point modes.
659 2009-04-14 Diego Novillo <dnovillo@google.com>
661 * diagnostic.c (diagnostic_report_diagnostic): Do not
662 warn about loaded plugins for DK_ERROR and DK_WARNING.
663 * c-decl.c (declspecs_add_type): Move call to
664 invoke_plugin_callbacks ...
665 * c-parser.c (c_parser_declspecs): ... here.
666 * plugin.c (dump_active_plugins): Tidy output.
668 2009-04-14 Diego Novillo <dnovillo@google.com>
669 Le-Chun Wu <lcwu@google.com>
671 * configure.ac: Add --enable-plugin support.
672 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
673 * Makefile.in (PLUGIN_H): Define.
674 Export ENABLE_PLUGIN and GMPINC to site.exp.
675 Add PLUGINLIBS to link command.
676 Add/modify dependencies for plugin.o and files including plugin.h.
678 * config.in: Regenerate.
680 * opts.c (common_handle_option): Handle OPT_fplugin_ and
683 2009-04-14 Le-Chun Wu <lcwu@google.com>
685 * tree-pass.h (register_one_dump_file): Add a prototype for
686 register_one_dump_file.
687 * toplev.c (compile_file): Call initialize_plugins.
688 (do_compile): Call invoke_plugin_callbacks.
689 (toplev_main): Call invoke_plugin_callbacks.
690 * common.opt: Add -fplugin= and -fplugin-arg-.
691 * gcc-plugin.h: New public header file for plugins to include.
692 * plugin.c: New source file.
693 * plugin.h: New internal header file.
694 * passes.c (register_one_dump_file): Make it external.
696 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
698 2009-04-14 Diego Novillo <dnovillo@google.com>
700 * doc/plugins.texi: New.
701 * doc/gccint.texi: Add reference to Plugins chapter.
702 * doc/invoke.texi: Document -fplugin and -fplugin-arg
703 * diagnostic.c (diagnostic_report_diagnostic): Warn about
704 loaded plugins, if any.
705 * timevar.def (TV_PLUGIN_INIT): Define.
706 (TV_PLUGIN_RUN): Define.
707 * plugin.c: Include timevar.h
708 (plugins_active_p): New.
709 (dump_active_plugins): New.
710 (debug_active_plugins): New.
712 2009-04-14 Joseph Myers <joseph@codesourcery.com>
714 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
716 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
718 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
720 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
721 the same as a minus without a shift.
723 2009-04-14 Nick Clifton <nickc@redhat.com>
725 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
726 comparisons with small integers will always produce a short
729 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
732 2008-12-19 Diego Novillo <dnovillo@google.com>
734 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
736 2000-04-14 Richard Guenther <rguenther@suse.de>
738 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
740 (verify_gimple_assign_binary): Likewise. Handle shifts and
742 (verify_gimple_phi): Print the mismatched argument position.
743 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
745 (vect_update_init_of_dr): Likewise.
746 * matrix-reorg.c (transform_access_sites): Do what the
748 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
750 2009-04-13 Michael Eager <eager@eagercon.com>
752 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
753 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
754 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
755 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
756 remove duplicate config
758 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
760 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
761 file_name:line_number type locator of the call site.
763 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
765 * genautomata.c: Put blank after comma.
766 (automaton_decls): New.
767 (struct unit_usage): Add comments to member next.
768 (store_alt_unit_usage): Keep the list ordered.
769 (unit_present_on_list_p, equal_alternatives_p): New.
770 (check_regexp_units_distribution): Check units distribution
771 correctness correctly.
772 (main): Don't write automata if error is found. Return correct
775 * config/m68k/cf.md (cfv4_ds): Remove.
776 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
777 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
779 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
780 power4-load-ext, power4-store, power4-store-update,
781 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
782 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
783 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
784 power4-sqrt, power4-isync): Modify reservation to make correct
785 unit distribution to automata.
787 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
788 power5-store-update, power5-two, power5-three, power5-lmul,
789 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
791 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
793 * except.c (pass_set_nothrow_function_flags): Set name and add
795 (set_nothrow_function_flags): Mention in the dump file when
796 changing a function to nothrow.
798 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
801 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
802 instead of unsigned long.
804 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
806 * config/arm/arm.c (return_used_this_function): Remove.
807 (arm_output_function_prologue): Remove use of
808 return_used_this_function.
809 (output_return_instruction): Replace use of
810 return_used_this_function
811 by cfun->machine->return_used_this_function.
812 (arm_output_epilogue): Likewise.
813 (arm_output_function_epilogue): Likewise.
814 (thumb_unexpanded_epilogue): Likewise.
815 * config/arm/arm.h (struct machine_function):
816 New member return_used_this_function.
818 2009-04-12 Mark Mitchell <mark@codesourcery.com>
820 * doc/install.texi: Correct description of default directory for
821 --with-gxx-include-dir.
823 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
825 * fold-const.c (build_range_check): Properly deal with enumeral and
828 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
830 * doc/invoke.texi (max_gcse_passes): Remove documentation.
831 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
832 * params.h (MAX_GCSE_PASSES): Remove.
833 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
834 in sequence. Remove ability to run multiple passes.
835 (bypass_jumps): Report run as third CPROP pass.
837 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
840 * except.c (can_throw_external): Look at each insn in a SEQUENCE
841 when deciding whether the whole SEQUENCE can throw.
843 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
846 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
847 offseted label references.
849 2009-04-11 Jan Hubicka <jh@suse.cz>
851 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
853 2009-04-11 Richard Guenther <rguenther@suse.de>
856 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
857 return variables as TREE_ADDRESSABLE.
859 2009-04-11 Richard Guenther <rguenther@suse.de>
861 PR tree-optimization/39713
862 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
863 reference trees have SSA_NAME operands.
865 2009-04-11 Richard Guenther <rguenther@suse.de>
868 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
871 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
873 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
874 match changes in Cygwin 1.7
875 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
876 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
878 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
880 PR tree-optimization/39701
881 * doc/invoke.texi (Optimization Options): Document change in
882 meaning and initialization of -fdelete-null-pointer-checks.
884 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
887 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
889 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
892 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
894 2009-04-10 Chao-ying Fu <fu@mips.com>
896 * doc/tm.texi (Instruction Output): Document
897 TARGET_ASM_FINAL_POSTSCAN_INSN.
898 * target.h (final_postscan_insn): New field in asm_out.
899 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
900 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
901 * final.c (final_scan_insn): Call
902 targetm.asm_out.final_postscan_insn after outputting
903 an asm macro and a normal instruction.
905 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
906 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
907 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
908 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
909 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
911 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
914 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
915 variables as non-NULL even with -fdelete-null-pointer-checks.
917 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
919 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
921 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
924 * config/i386/i386.c (classify_argument): Handle SCmode with
925 (bit_offset % 64) != 0.
927 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
929 * doc/invoke.texi (Optimize Options): Add cross-reference to
930 -Q --help=optimizers examples.
932 2009-04-10 Ben Elliston <bje@au.ibm.com>
935 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
936 regalign for the reg == fpr and TDmode case.
938 2009-04-09 David Ayers <ayers@fsfe.org>
941 * objc/objc-act.c (warn_with_method): Remove helper function.
942 (check_duplicates): Call warning and inform directly.
943 (really_start_method): Likewise.
945 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
947 * expmed.c (expand_divmod): Always use a comparison for a division
948 by a large unsigned integer.
950 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
951 for things others than variables or functions as nonzero.
953 2009-04-09 Nick Clifton <nickc@redhat.com>
955 * unwind-compat.c: Change copyright header to refer to version
956 3 of the GNU General Public License with version 3.1 of the
957 GCC Runtime Library Exception and to point readers at the
958 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
959 * config/alpha/crtfastmath.c: Likewise.
960 * config/alpha/linux-unwind.h: Likewise.
961 * config/alpha/qrnnd.asm: Likewise.
962 * config/alpha/vms-crt0-64.c: Likewise.
963 * config/alpha/vms-crt0.c: Likewise.
964 * config/alpha/vms-dwarf2.asm: Likewise.
965 * config/alpha/vms-dwarf2eh.asm: Likewise.
966 * config/alpha/vms-psxcrt0-64.c: Likewise.
967 * config/alpha/vms-psxcrt0.c: Likewise.
968 * config/alpha/vms_tramp.asm: Likewise.
969 * config/arc/initfini.c: Likewise.
970 * config/arc/lib1funcs.asm: Likewise.
971 * config/arm/bpabi-v6m.S: Likewise.
972 * config/arm/bpabi.S: Likewise.
973 * config/arm/bpabi.c: Likewise.
974 * config/arm/crti.asm: Likewise.
975 * config/arm/crtn.asm: Likewise.
976 * config/arm/ieee754-df.S: Likewise.
977 * config/arm/ieee754-sf.S: Likewise.
978 * config/arm/lib1funcs.asm: Likewise.
979 * config/arm/libunwind.S: Likewise.
980 * config/arm/linux-atomic.c: Likewise.
981 * config/arm/mmintrin.h: Likewise.
982 * config/arm/pr-support.c: Likewise.
983 * config/arm/unaligned-funcs.c: Likewise.
984 * config/arm/unwind-arm.c: Likewise.
985 * config/arm/unwind-arm.h: Likewise.
986 * config/avr/libgcc.S: Likewise.
987 * config/bfin/crti.s: Likewise.
988 * config/bfin/crtlibid.s: Likewise.
989 * config/bfin/crtn.s: Likewise.
990 * config/bfin/lib1funcs.asm: Likewise.
991 * config/bfin/linux-unwind.h: Likewise.
992 * config/cris/arit.c: Likewise.
993 * config/cris/cris_abi_symbol.c: Likewise.
994 * config/darwin-64.c: Likewise.
995 * config/darwin-crt2.c: Likewise.
996 * config/darwin-crt3.c: Likewise.
997 * config/darwin.h: Likewise.
998 * config/dbxelf.h: Likewise.
999 * config/dfp-bit.c: Likewise.
1000 * config/dfp-bit.h: Likewise.
1001 * config/elfos.h: Likewise.
1002 * config/fixed-bit.c: Likewise.
1003 * config/fixed-bit.h: Likewise.
1004 * config/fp-bit.c: Likewise.
1005 * config/fp-bit.h: Likewise.
1006 * config/fr30/crti.asm: Likewise.
1007 * config/fr30/crtn.asm: Likewise.
1008 * config/fr30/lib1funcs.asm: Likewise.
1009 * config/freebsd-spec.h: Likewise.
1010 * config/frv/cmovd.c: Likewise.
1011 * config/frv/cmovh.c: Likewise.
1012 * config/frv/cmovw.c: Likewise.
1013 * config/frv/frvbegin.c: Likewise.
1014 * config/frv/frvend.c: Likewise.
1015 * config/frv/lib1funcs.asm: Likewise.
1016 * config/glibc-stdint.h: Likewise.
1017 * config/h8300/clzhi2.c: Likewise.
1018 * config/h8300/crti.asm: Likewise.
1019 * config/h8300/crtn.asm: Likewise.
1020 * config/h8300/ctzhi2.c: Likewise.
1021 * config/h8300/fixunssfsi.c: Likewise.
1022 * config/h8300/lib1funcs.asm: Likewise.
1023 * config/h8300/parityhi2.c: Likewise.
1024 * config/h8300/popcounthi2.c: Likewise.
1025 * config/i386/ammintrin.h: Likewise.
1026 * config/i386/att.h: Likewise.
1027 * config/i386/avxintrin.h: Likewise.
1028 * config/i386/biarch64.h: Likewise.
1029 * config/i386/bmmintrin.h: Likewise.
1030 * config/i386/cpuid.h: Likewise.
1031 * config/i386/cross-stdarg.h: Likewise.
1032 * config/i386/crtfastmath.c: Likewise.
1033 * config/i386/crtprec.c: Likewise.
1034 * config/i386/cygming-crtbegin.c: Likewise.
1035 * config/i386/cygming-crtend.c: Likewise.
1036 * config/i386/cygwin.asm: Likewise.
1037 * config/i386/emmintrin.h: Likewise.
1038 * config/i386/gmm_malloc.h: Likewise.
1039 * config/i386/gthr-win32.c: Likewise.
1040 * config/i386/i386.h: Likewise.
1041 * config/i386/immintrin.h: Likewise.
1042 * config/i386/linux-unwind.h: Likewise.
1043 * config/i386/linux64.h: Likewise.
1044 * config/i386/mm3dnow.h: Likewise.
1045 * config/i386/mmintrin-common.h: Likewise.
1046 * config/i386/mmintrin.h: Likewise.
1047 * config/i386/nmmintrin.h: Likewise.
1048 * config/i386/pmm_malloc.h: Likewise.
1049 * config/i386/pmmintrin.h: Likewise.
1050 * config/i386/smmintrin.h: Likewise.
1051 * config/i386/sol2-c1.asm: Likewise.
1052 * config/i386/sol2-ci.asm: Likewise.
1053 * config/i386/sol2-cn.asm: Likewise.
1054 * config/i386/sol2-gc1.asm: Likewise.
1055 * config/i386/tmmintrin.h: Likewise.
1056 * config/i386/unix.h: Likewise.
1057 * config/i386/w32-unwind.h: Likewise.
1058 * config/i386/wmmintrin.h: Likewise.
1059 * config/i386/x86-64.h: Likewise.
1060 * config/i386/x86intrin.h: Likewise.
1061 * config/i386/xmmintrin.h: Likewise.
1062 * config/ia64/crtbegin.asm: Likewise.
1063 * config/ia64/crtend.asm: Likewise.
1064 * config/ia64/crtfastmath.c: Likewise.
1065 * config/ia64/crti.asm: Likewise.
1066 * config/ia64/crtn.asm: Likewise.
1067 * config/ia64/fde-glibc.c: Likewise.
1068 * config/ia64/lib1funcs.asm: Likewise.
1069 * config/ia64/linux-unwind.h: Likewise.
1070 * config/ia64/quadlib.c: Likewise.
1071 * config/ia64/unwind-ia64.c: Likewise.
1072 * config/linux.h: Likewise.
1073 * config/m32c/m32c-lib1.S: Likewise.
1074 * config/m32c/m32c-lib2-trapv.c: Likewise.
1075 * config/m32c/m32c-lib2.c: Likewise.
1076 * config/m32r/initfini.c: Likewise.
1077 * config/m68hc11/larith.asm: Likewise.
1078 * config/m68hc11/m68hc11-crt0.S: Likewise.
1079 * config/m68k/cf.md: Likewise.
1080 * config/m68k/crti.s: Likewise.
1081 * config/m68k/crtn.s: Likewise.
1082 * config/m68k/lb1sf68.asm: Likewise.
1083 * config/m68k/linux-unwind.h: Likewise.
1084 * config/mcore/crti.asm: Likewise.
1085 * config/mcore/crtn.asm: Likewise.
1086 * config/mcore/lib1.asm: Likewise.
1087 * config/mips/linux-unwind.h: Likewise.
1088 * config/mips/loongson.h: Likewise.
1089 * config/mips/mips16.S: Likewise.
1090 * config/mmix/crti.asm: Likewise.
1091 * config/mmix/crtn.asm: Likewise.
1092 * config/pa/fptr.c: Likewise.
1093 * config/pa/hpux-unwind.h: Likewise.
1094 * config/pa/lib2funcs.asm: Likewise.
1095 * config/pa/linux-atomic.c: Likewise.
1096 * config/pa/linux-unwind.h: Likewise.
1097 * config/pa/milli64.S: Likewise.
1098 * config/pa/quadlib.c: Likewise.
1099 * config/pa/stublib.c: Likewise.
1100 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1101 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1102 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1103 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1104 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1105 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1106 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1107 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1108 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1109 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1110 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1111 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1112 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1113 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1114 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1115 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1116 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1117 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1118 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1119 * config/rs6000/750cl.h: Likewise.
1120 * config/rs6000/altivec.h: Likewise.
1121 * config/rs6000/biarch64.h: Likewise.
1122 * config/rs6000/crtresfpr.asm: Likewise.
1123 * config/rs6000/crtresgpr.asm: Likewise.
1124 * config/rs6000/crtresxfpr.asm: Likewise.
1125 * config/rs6000/crtresxgpr.asm: Likewise.
1126 * config/rs6000/crtsavfpr.asm: Likewise.
1127 * config/rs6000/crtsavgpr.asm: Likewise.
1128 * config/rs6000/darwin-asm.h: Likewise.
1129 * config/rs6000/darwin-fallback.c: Likewise.
1130 * config/rs6000/darwin-fpsave.asm: Likewise.
1131 * config/rs6000/darwin-ldouble.c: Likewise.
1132 * config/rs6000/darwin-tramp.asm: Likewise.
1133 * config/rs6000/darwin-unwind.h: Likewise.
1134 * config/rs6000/darwin-vecsave.asm: Likewise.
1135 * config/rs6000/darwin-world.asm: Likewise.
1136 * config/rs6000/e500crtres32gpr.asm: Likewise.
1137 * config/rs6000/e500crtres64gpr.asm: Likewise.
1138 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1139 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1140 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1141 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1142 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1143 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1144 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1145 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1146 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1147 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1148 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1149 * config/rs6000/eabi-ci.asm: Likewise.
1150 * config/rs6000/eabi-cn.asm: Likewise.
1151 * config/rs6000/eabi.asm: Likewise.
1152 * config/rs6000/linux-unwind.h: Likewise.
1153 * config/rs6000/linux64.h: Likewise.
1154 * config/rs6000/paired.h: Likewise.
1155 * config/rs6000/paired.md: Likewise.
1156 * config/rs6000/ppc64-fp.c: Likewise.
1157 * config/rs6000/ppu_intrinsics.h: Likewise.
1158 * config/rs6000/rs6000.h: Likewise.
1159 * config/rs6000/si2vmx.h: Likewise.
1160 * config/rs6000/sol-ci.asm: Likewise.
1161 * config/rs6000/sol-cn.asm: Likewise.
1162 * config/rs6000/spe.h: Likewise.
1163 * config/rs6000/spu2vmx.h: Likewise.
1164 * config/rs6000/sysv4.h: Likewise.
1165 * config/rs6000/tramp.asm: Likewise.
1166 * config/rs6000/vec_types.h: Likewise.
1167 * config/s390/linux-unwind.h: Likewise.
1168 * config/s390/tpf-unwind.h: Likewise.
1169 * config/score/crti.asm: Likewise.
1170 * config/score/crtn.asm: Likewise.
1171 * config/sh/crt1.asm: Likewise.
1172 * config/sh/crti.asm: Likewise.
1173 * config/sh/crtn.asm: Likewise.
1174 * config/sh/divtab-sh4-300.c: Likewise.
1175 * config/sh/divtab-sh4.c: Likewise.
1176 * config/sh/divtab.c: Likewise.
1177 * config/sh/lib1funcs-4-300.asm: Likewise.
1178 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1179 * config/sh/lib1funcs.asm: Likewise.
1180 * config/sh/lib1funcs.h: Likewise.
1181 * config/sh/linux-atomic.asm: Likewise.
1182 * config/sh/linux-unwind.h: Likewise.
1183 * config/sh/shmedia.h: Likewise.
1184 * config/sh/sshmedia.h: Likewise.
1185 * config/sh/ushmedia.h: Likewise.
1186 * config/sparc/crtfastmath.c: Likewise.
1187 * config/sparc/linux-unwind.h: Likewise.
1188 * config/sparc/sol2-c1.asm: Likewise.
1189 * config/sparc/sol2-ci.asm: Likewise.
1190 * config/sparc/sol2-cn.asm: Likewise.
1191 * config/spu/divmodti4.c: Likewise.
1192 * config/spu/divv2df3.c: Likewise.
1193 * config/spu/float_disf.c: Likewise.
1194 * config/spu/float_unsdidf.c: Likewise.
1195 * config/spu/float_unsdisf.c: Likewise.
1196 * config/spu/float_unssidf.c: Likewise.
1197 * config/spu/mfc_multi_tag_release.c: Likewise.
1198 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1199 * config/spu/mfc_tag_release.c: Likewise.
1200 * config/spu/mfc_tag_reserve.c: Likewise.
1201 * config/spu/mfc_tag_table.c: Likewise.
1202 * config/spu/multi3.c: Likewise.
1203 * config/spu/spu_internals.h: Likewise.
1204 * config/spu/spu_intrinsics.h: Likewise.
1205 * config/spu/spu_mfcio.h: Likewise.
1206 * config/spu/vec_types.h: Likewise.
1207 * config/spu/vmx2spu.h: Likewise.
1208 * config/stormy16/stormy16-lib2.c: Likewise.
1209 * config/svr4.h: Likewise.
1210 * config/sync.c: Likewise.
1211 * config/v850/lib1funcs.asm: Likewise.
1212 * config/vxlib-tls.c: Likewise.
1213 * config/vxlib.c: Likewise.
1214 * config/vxworks-dummy.h: Likewise.
1215 * config/xtensa/crti.asm: Likewise.
1216 * config/xtensa/crtn.asm: Likewise.
1217 * config/xtensa/ieee754-df.S: Likewise.
1218 * config/xtensa/ieee754-sf.S: Likewise.
1219 * config/xtensa/lib1funcs.asm: Likewise.
1220 * config/xtensa/lib2funcs.S: Likewise.
1221 * config/xtensa/linux-unwind.h: Likewise.
1222 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1223 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1224 * coretypes.h: Likewise.
1225 * crtstuff.c: Likewise.
1226 * defaults.h: Likewise.
1227 * dwarf2.h: Likewise.
1228 * emutls.c: Likewise.
1229 * gbl-ctors.h: Likewise.
1230 * gcov-io.h: Likewise.
1231 * ginclude/float.h: Likewise.
1232 * ginclude/iso646.h: Likewise.
1233 * ginclude/stdarg.h: Likewise.
1234 * ginclude/stdbool.h: Likewise.
1235 * ginclude/stddef.h: Likewise.
1236 * ginclude/stdfix.h: Likewise.
1237 * ginclude/stdint-gcc.h: Likewise.
1238 * ginclude/tgmath.h: Likewise.
1239 * gthr-aix.h: Likewise.
1240 * gthr-dce.h: Likewise.
1241 * gthr-gnat.c: Likewise.
1242 * gthr-gnat.h: Likewise.
1243 * gthr-lynx.h: Likewise.
1244 * gthr-mipssde.h: Likewise.
1245 * gthr-nks.h: Likewise.
1246 * gthr-posix.c: Likewise.
1247 * gthr-posix.h: Likewise.
1248 * gthr-posix95.h: Likewise.
1249 * gthr-rtems.h: Likewise.
1250 * gthr-single.h: Likewise.
1251 * gthr-solaris.h: Likewise.
1252 * gthr-tpf.h: Likewise.
1253 * gthr-vxworks.h: Likewise.
1254 * gthr-win32.h: Likewise.
1256 * libgcc2.c: Likewise.
1257 * libgcc2.h: Likewise.
1258 * libgcov.c: Likewise.
1259 * tsystem.h: Likewise.
1260 * typeclass.h: Likewise.
1261 * unwind-c.c: Likewise.
1262 * unwind-compat.h: Likewise.
1263 * unwind-dw2-fde-compat.c: Likewise.
1264 * unwind-dw2-fde-darwin.c: Likewise.
1265 * unwind-dw2-fde-glibc.c: Likewise.
1266 * unwind-dw2-fde.c: Likewise.
1267 * unwind-dw2-fde.h: Likewise.
1268 * unwind-dw2.c: Likewise.
1269 * unwind-dw2.h: Likewise.
1270 * unwind-generic.h: Likewise.
1271 * unwind-pe.h: Likewise.
1272 * unwind-sjlj.c: Likewise.
1273 * unwind.inc: Likewise.
1274 * config/arm/neon-gen.ml: Change generated copyright header to
1275 refer to version 3 of the GNU General Public License with
1276 version 3.1 of the GCC Runtime Library Exception and to point
1277 readers at the COPYING3 and COPYING3.RUNTIME files and the
1278 FSF's license web page.
1279 * config/arm/arm_neon.h: Regenerate.
1281 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1283 * config/cris/cris.md: Change copyright header to refer to version
1284 3 of the GNU General Public License.
1285 * doc/install.texi2html: Change copyright header to refer to version
1286 3 of the GNU General Public License and to point readers at the
1287 COPYING3 file and the FSF's license web page.
1288 * config/vax/linux.h: Likewise.
1290 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1292 * config/i386/i386.md (cmpcc): New.
1293 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1294 (sync_compare_and_swap_cc*): Delete.
1296 * config/s390/s390.c (s390_compare_emitted): Remove.
1297 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1298 s390_compare_emitted used to be handled. Assert that modes match.
1299 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1300 refer to sync_compare_and_swap_ccsi.
1301 * config/s390/s390.h (s390_compare_emitted): Remove.
1302 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1303 instead of s390_compare_emitted.
1304 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1305 instead of s390_compare_emitted.
1306 * config/s390/s390.md (cmpcc): New.
1307 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1308 CC_REGNUM, do not pretend it's set.
1309 (sync_compare_and_swap_cc*): Delete.
1310 * config/s390/predicates.md (cc_reg_operand): New.
1312 * expr.c (sync_compare_and_swap_cc): Delete.
1313 * optabs.h (sync_compare_and_swap_cc): Delete.
1314 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1315 is being used with can_compare_p.
1316 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1318 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1319 look for a MODE_CC set instead. Use emit_store_flag.
1320 (expand_compare_and_swap_loop): Likewise, with some additional
1321 complication to avoid a force_reg when useless. Use
1322 emit_cmp_and_jump_insns.
1323 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1324 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1325 sync_compare_and_swap documentation.
1327 2009-04-09 Jan Hubicka <jh@suse.cz>
1329 * except.c (find_prev_try): Break out from ....
1330 (duplicate_eh_regions): ... here; properly update prev_try pointers
1331 when duplication part of tree.
1332 (dump_eh_tree): Improve dumping.
1333 (verify_eh_region): New.
1334 (verify_eh_tree): Use it.
1336 2009-04-06 Richard Guenther <rguenther@suse.de>
1338 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1339 &ARRAY addresses by adjusting their types and prepending
1341 * tree-cfg.c (verify_gimple_assign_single): Verify that
1342 addresses are correct.
1344 2009-04-09 Richard Guenther <rguenther@suse.de>
1346 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1347 indices into an array reference if possible.
1348 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1349 Fold POINTER_PLUS_EXPR statements with invariant address.
1351 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1354 * config.gcc (powerpc64-*-linux*): Always build biarch.
1356 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1359 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1360 it and pedwarn if this results in an INTEGER_CST.
1362 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1364 * doc/install.texi: Update minimum GMP version. Remove obsolete
1365 text in MPFR section.
1367 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1369 * dwarf2out.c (class_scope_p): New static inline.
1370 (class_or_namespace_scope_p): Use it.
1371 (gen_variable_die): Use DW_TAG_member tag for static data member
1372 declarations instead of DW_TAG_variable.
1375 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1378 2009-04-08 Richard Guenther <rguenther@suse.de>
1380 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1381 valueize random data.
1383 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1385 * config.gcc (aix tm_file): Add aix-stdint.h.
1386 (aix tm clause use_gcc_stdint): Set to wrap.
1387 * config/rs6000/aix-stdint.h: New file.
1389 2009-04-08 Richard Guenther <rguenther@suse.de>
1392 * tree-dfa.c (add_referenced_var): Do not recurse into
1393 global initializers.
1394 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1396 (fold_const_aggregate_ref): Likewise.
1398 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1400 * recog.c (ordered_comparison_operator): New.
1401 * gensupport.c (std_preds): Add it.
1402 * doc/md.texi (Machine-Independent Predicates): Document it.
1404 2009-04-08 Jan Hubicka <jh@suse.cz>
1406 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1407 * function.h (rtl_eh): Remove exception_handler_label_map.
1408 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1409 remove_exception_handler_label, for_each_eh_label_1): Remove.
1410 (rtl_remove_unreachable_regions): Remove.
1411 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1412 (find_exception_handler_labels): Don't build the hashtable.
1413 (maybe_remove_eh_handler): Remove.
1414 (for_each_eh_label): Rewrite to walk the tree.
1415 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1416 * except.h (maybe_remove_eh_handler): Remove.
1417 * passes.c (init_optimization_passes): Schedule second EH cleanup
1419 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1420 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1422 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1424 * genoutput.c (validate_optab_operands): New.
1425 (gen_insn, gen_expand): Call it.
1427 * genflags.c (gen_insn): Detect misused iterators.
1428 (main): Pass line_no to gen_insn, exit with status 1 on error.
1430 * genextract.c (line_no): Make global.
1431 (VEC_safe_set_locstr): Change assertion to error message.
1432 (main): Exit with status 1 on error.
1434 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1438 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1439 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1440 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1441 * c-convert.c (convert): Do not call fold on results of conversion
1442 functions when the result is a C_MAYBE_CONST_EXPR.
1443 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1444 of __builtin_choose_expr.
1445 * c-typeck.c (remove_c_maybe_const_expr): New.
1446 (build_unary_op, build_conditional_expr, build_compound_expr,
1447 build_binary_op, c_objc_common_truthvalue_conversion): Call
1448 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1451 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1453 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1454 CODE to produce a new one. Add a prototype to use fold_convert_const
1456 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1459 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1460 mix declarations and code.
1462 2009-04-08 Ben Elliston <bje@au.ibm.com>
1464 * gcc.c: Replace `CC' with `GCC' throughout.
1466 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1468 * doc/invoke.texi: Document Atom support.
1470 2009-04-07 Jason Merrill <jason@redhat.com>
1473 * c-common.h, c-common.c: Add flag_pretty_templates.
1474 * c-opts.c (c_common_handle_option): Set it.
1475 * c.opt: Add -fno-pretty-templates.
1476 * doc/invoke.texi (C++ Dialect Options): Likewise.
1478 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1480 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1481 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1482 (ia64_expand_builtin): Likewise.
1484 2009-04-07 Martin Jambor <mjambor@suse.cz>
1486 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1487 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1488 ADDR_EXPRS are include too.
1490 2009-04-07 Richard Guenther <rguenther@suse.de>
1492 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1493 decls are only used if passes as parameters or if they are
1494 local statics and the call is not to a builtin.
1495 (call_may_clobber_ref_p_1): Likewise.
1497 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1499 * expr.c (do_store_flag): Remove last argument. Simplify code
1500 to avoid duplication of tests already done by can_compare_p.
1501 (expand_expr_real_1): Adjust caller.
1503 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1505 * optabs.c (can_compare_p): Test the predicate of a
1506 cbranch and cstore pattern.
1508 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1510 * expr.c (convert_move): Use emit_store_flag instead of
1513 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1515 * config/i386/i386.c (ix86_compare_emitted): Remove.
1516 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1517 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1518 * config/i386/i386.h (ix86_compare_emitted): Remove.
1519 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1520 instead of ix86_compare_emitted.
1521 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1523 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1525 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1526 Add t-sysroot-suffix to tmake_file.
1527 * config/print-sysroot-suffix.sh: New file.
1528 * config/t-sysroot-suffix: New file.
1530 2009-04-07 Ben Elliston <bje@au.ibm.com>
1532 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1533 as the latter produces a warning when the target does not support
1536 2009-04-07 Ben Elliston <bje@au.ibm.com>
1538 * dfp.c: Replace type punning assignments with memcpy throughout.
1539 * Makefile.in (dfp.o-warn): Remove.
1541 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1544 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1545 Include soft-fp/t-softfp after rs6000/t-linux64.
1547 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1549 * stor-layout.c (set_sizetype): Use the full precision of their
1550 machine mode for bitsize types.
1552 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1554 * config/i386/i386.md: Revert 2 accidental checkins.
1556 2009-04-06 Joey Ye <joey.ye@intel.com>
1557 Xuepeng Guo <xuepeng.guo@intel.com>
1558 H.J. Lu <hongjiu.lu@intel.com>
1560 Atom pipeline model, tuning and insn selection.
1561 * config.gcc (atom): Add atom config options and target.
1563 * config/i386/atom.md: New.
1565 * config/i386/i386.c (atom_cost): New cost.
1566 (m_ATOM): New macro flag.
1567 (initial_ix86_tune_features): Set m_ATOM.
1568 (x86_accumulate_outgoing_args): Likewise.
1569 (x86_arch_always_fancy_math_387): Likewise.
1570 (processor_target): Add Atom cost.
1571 (cpu_names): Add Atom cpu name.
1572 (override_options): Set Atom ISA.
1573 (ix86_issue_rate): New case PROCESSOR_ATOM.
1574 (ix86_adjust_cost): Likewise.
1576 * config/i386/i386.h (TARGET_ATOM): New target macro.
1577 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1578 (TARGET_OPT_AGU): New target option.
1579 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1580 (processor_type): Add PROCESSOR_ATOM.
1582 * config/i386/i386.md (cpu): Add new value "atom".
1583 (use_carry, movu): New attr.
1584 (atom.md): Include atom.md.
1585 (adddi3_carry_rex64): Set attr "use_carry".
1586 (addqi3_carry): Likewise.
1587 (addhi3_carry): Likewise.
1588 (addsi3_carry): Likewise.
1589 (*addsi3_carry_zext): Likewise.
1590 (subdi3_carry_rex64): Likewise.
1591 (subqi3_carry): Likewise.
1592 (subhi3_carry): Likewise.
1593 (subsi3_carry): Likewise.
1594 (x86_movdicc_0_m1_rex64): Likewise.
1595 (*x86_movdicc_0_m1_se): Likewise.
1596 (x86_movsicc_0_m1): Likewise.
1597 (*x86_movsicc_0_m1_se): Likewise.
1598 (*adddi_1_rex64): Emit add insn as much as possible.
1599 (*addsi_1): Likewise.
1600 (return_internal): Set atom_unit.
1601 (return_internal_long): Likewise.
1602 (return_pop_internal): Likewise.
1603 (*rcpsf2_sse): Set atom_sse_attr attr.
1604 (*qrt<mode>2_sse): Likewise.
1605 (*prefetch_sse): Likewise.
1607 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1609 (ix86_target_macros_internal): Likewise.
1611 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1612 (*prefetch_sse_rex): Likewise.
1613 (sse_rcpv4sf2): Likewise.
1614 (sse_vmrcpv4sf2): Likewise.
1615 (sse_sqrtv4sf2): Likewise.
1616 (<sse>_vmsqrt<mode>2): Likewise.
1617 (sse_ldmxcsr): Likewise.
1618 (sse_stmxcsr): Likewise.
1619 (*sse_sfence): Likewise.
1620 (sse2_clflush): Likewise.
1621 (*sse2_mfence): Likewise.
1622 (*sse2_lfence): Likewise.
1623 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1624 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1625 (avx_movdqu<avxmodesuffix>): Likewise.
1626 (avx_lddqu<avxmodesuffix>): Likewise.
1627 (sse2_movntv2di): Change attr "type" to "ssemov".
1628 (sse2_movntsi): Likewise.
1629 (rsqrtv8sf2): Change attr "type" to "sseadd".
1630 (sse3_addsubv2df3): Set attr "atom_unit".
1631 (sse3_h<plusminus_insn>v4sf3): Likewise.
1632 (*sse2_pmaddwd): Likewise.
1633 (*vec_extractv2di_1_rex64): Likewise.
1634 (*vec_extractv2di_1_avx): Likewise.
1635 (sse2_psadbw): Likewise.
1636 (ssse3_phaddwv8hi3): Likewise.
1637 (ssse3_phaddwv4hi3): Likewise.
1638 (ssse3_phadddv4si3): Likewise.
1639 (ssse3_phadddv2si3): Likewise.
1640 (ssse3_phaddswv8hi3): Likewise.
1641 (ssse3_phaddswv4hi3): Likewise.
1642 (ssse3_phsubwv8hi3): Likewise.
1643 (ssse3_phsubwv4hi3): Likewise.
1644 (ssse3_phsubdv4si3): Likewise.
1645 (ssse3_phsubdv2si3): Likewise.
1646 (ssse3_phsubswv8hi3): Likewise.
1647 (ssse3_phsubswv4hi3): Likewise.
1648 (ssse3_pmaddubsw128): Likewise.
1649 (sse3_pmaddubsw: Likewise.
1650 (ssse3_palignrti): Likewise.
1651 (ssse3_palignrdi): Likewise.
1653 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1655 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1657 2009-04-06 Richard Guenther <rguenther@suse.de>
1659 PR tree-optimization/28868
1660 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1661 of which PHI results we inserted.
1662 (insert_into_preds_of_block): Record inserted PHIs.
1663 (eliminate): Eliminate redundant PHI nodes.
1664 (init_pre): Init inserted_phi_names.
1666 2009-04-06 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/39643
1669 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1670 IMAGPART_EXPRs of complex constants.
1671 (execute_fold_all_builtins): If we folded a call queue
1672 TODO_update_address_taken.
1674 2009-04-06 Jan Hubicka <jh@suse.cz>
1677 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1680 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1682 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1684 (ic_invalidate_array): Likewise.
1686 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1688 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1689 alignment for library calls.
1691 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1693 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1694 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1695 * config/i386/mingw-stdint.h: New file.
1697 2009-04-05 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/39648
1700 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1701 our &A vs. &A[0] IL deficiencies.
1703 2009-04-04 Jan Hubicka <jh@suse.cz>
1705 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1706 removed toplevel regions.
1707 (sjlj_mark_call_sites): Likewise.
1709 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1711 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1712 (cygwin tm clause use_gcc_stdint): Set to wrap.
1713 * config/i386/cygwin-stdint.h: New file.
1715 2009-04-04 Richard Guenther <rguenther@suse.de>
1717 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1718 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1719 single-argument PHIs if we are in loop-closed SSA form.
1720 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1721 for the pre-condition.
1722 (slpeel_tree_peel_loop_to_edge): Likewise.
1723 (vect_build_loop_niters): Take an optional sequence to append stmts.
1724 (vect_generate_tmps_on_preheader): Likewise.
1725 (vect_do_peeling_for_loop_bound): Take extra guards for the
1727 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1728 the cost model check.
1729 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1730 guards if we are going to peel. Do not apply versioning in that case.
1731 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1732 (vect_do_peeling_for_loop_bound): Likewise.
1733 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1734 loop bound only record extra pre-conditions, do not apply loop
1737 2009-04-04 Richard Guenther <rguenther@suse.de>
1739 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1742 2009-04-04 Jan Hubicka <jh@suse.cz>
1744 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1745 last_basic_block for size of bb->index indexed array.
1746 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1747 compute_out, link_btr_uses, build_btr_def_use_webs,
1748 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1750 2009-04-04 Jan Hubicka <jh@suse.cz>
1752 * except.c (remove_eh_handler_and_replace): Break out from ...
1753 (remove_eh_handler): ... here.
1754 (bring_to_root): New function.
1755 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1756 handled ones, bring others to root of tree.
1758 2009-04-04 Jan Hubicka <jh@suse.cz>
1760 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1761 (all_phis_safe_to_merge): New function.
1762 (update_info): New structure.
1763 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1764 (cleanup_empty_eh): Update SSA if possible.
1766 2009-04-04 Richard Guenther <rguenther@suse.de>
1768 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1769 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1770 (append_vuse): Likewise.
1772 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1774 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1775 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1776 instead of REG_UNSAVED for DW_CFA_undefined.
1777 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1778 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1781 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1784 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1785 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1786 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1788 2009-04-04 Richard Guenther <rguenther@suse.de>
1790 PR tree-optimization/8781
1791 PR tree-optimization/37892
1792 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1793 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1794 (valueize_refs): Call it for *& valueizations.
1795 (shared_reference_ops_from_ref): Rename to ...
1796 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1797 (shared_reference_ops_from_call): Rename to ...
1798 (valueize_shared_reference_ops_from_call): ... this and valueize.
1799 (vn_reference_lookup): Update.
1800 (visit_reference_op_call): Likewise.
1801 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1802 (eliminate): Value-replace the call address in call statements.
1804 2009-04-04 Richard Guenther <rguenther@suse.de>
1806 PR tree-optimization/39636
1807 * tree-ssa-forwprop.c
1808 (forward_propagate_addr_into_variable_array_index): Check for
1809 GIMPLE_ASSIGN before accessing the rhs code.
1811 2009-04-03 Jason Merrill <jason@redhat.com>
1813 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1815 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1817 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1818 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1819 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1820 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1821 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1822 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1823 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1824 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1825 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1826 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1827 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1828 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1829 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1830 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1831 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1832 Use fr_reg_or_fp01_operand instead of fr_register_operand
1834 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1835 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1836 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1838 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1840 PR rtl-optimization/39607
1841 PR rtl-optimization/39631
1845 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1846 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1847 instead of DF_LR_OUT.
1848 * ira-lives.c (process_bb_node_lives): Ditto.
1849 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1850 instead of DF_LR_{OUT,IN}.
1851 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1852 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1854 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1856 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1857 (execute_lower_omp): Always run but take the short way out if -fopenmp
1859 (gate_lower_omp): Remove, forcing the pass manager to always run the
1860 pass and always set PROP_gimple_lomp.
1861 (pass_lower_omp): Remove gate function.
1862 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1863 PROP_trees. Instead, require it.
1864 * ipa-cp.c (pass_ipa_cp): Likewise.
1865 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1866 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1867 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1868 and PROP_gimple_leh.
1870 2009-04-03 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/23940
1874 PR tree-optimization/33237
1877 PR tree-optimization/36201
1878 PR tree-optimization/36230
1879 PR tree-optimization/38049
1880 PR tree-optimization/38207
1881 PR tree-optimization/38230
1882 PR tree-optimization/38301
1883 PR tree-optimization/38585
1885 PR tree-optimization/38985
1886 PR tree-optimization/39299
1887 * tree-ssa-structalias.h: Remove.
1888 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1889 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1890 (struct vuse_element_d): Remove.
1891 (struct vuse_vec_d): Likewise.
1892 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1893 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1894 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1895 VUSE_ELEMENT_VAR): Likewise.
1896 (struct voptype_d): Likewise.
1897 (NUM_VOP_FREE_BUCKETS): Likewise.
1898 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1899 (struct stmt_operands_d): Remove.
1900 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1901 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1902 VDEF_NUM, VDEF_VECT): Likewise.
1903 (copy_virtual_operands): Remove.
1904 (operand_build_cmp): Likewise.
1905 (create_ssa_artificial_load_stmt): Likewise.
1906 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1907 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1908 vuse_index and mayuse_index members. Pack and move done and iter_type
1909 members to the front.
1910 (SSA_OP_VMAYUSE): Remove.
1911 (SSA_OP_VIRTUAL_USES): Adjust.
1912 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1913 (unlink_stmt_vdef): Declare.
1914 (add_to_addressable_set): Remove.
1915 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1916 (vrp_visit_stmt): Likewise.
1917 * doc/tree-ssa.texi (Alias analysis): Update.
1918 * doc/invoke.texi (max-aliased-vops): Remove docs.
1919 (avg-aliased-vops): Likewise.
1920 * tree-into-ssa.c (syms_to_rename): Remove.
1921 (need_to_update_vops_p): Likewise.
1922 (need_to_initialize_update_ssa_p): Rename to ...
1923 (update_ssa_initialized_fn): ... this. Track function we are
1925 (symbol_marked_for_renaming): Simplify.
1926 (add_new_name_mapping): Do not set need_to_update_vops_p.
1927 (dump_currdefs): Use SYMS_TO_RENAME.
1928 (rewrite_update_stmt): Always walk all uses/defs.
1929 (dump_update_ssa): Adjust.
1930 (init_update_ssa): Take function argument. Track what we are
1932 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1933 (create_new_def_for): Initialize for cfun, assert we are initialized
1935 (mark_sym_for_renaming): Simplify.
1936 (mark_set_for_renaming): Do not initialize update-ssa.
1937 (need_ssa_update_p): Simplify. Take function argument.
1938 (name_mappings_registered_p): Assert we ask for the correct function.
1939 (name_registered_for_update_p): Likewise.
1940 (ssa_names_to_replace): Likewise.
1941 (release_ssa_name_after_update_ssa): Likewise.
1942 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1943 (dump_decl_set): Do not print a newline.
1944 (debug_decl_set): Do it here.
1945 (dump_update_ssa): And here.
1946 * tree-ssa-loop-im.c (move_computations): Adjust.
1947 (movement_possibility): Likewise.
1948 (determine_max_movement): Likewise.
1949 (gather_mem_refs_stmt): Likewise.
1950 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1952 * tree-complex.c (update_all_vops): Remove.
1953 (expand_complex_move): Adjust.
1954 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1955 Simplify test for memory referencing statement. Exclude
1956 non-invariant ADDR_EXPRs.
1957 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1958 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1959 (rdg_flag_uses): Likewise.
1960 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1962 (tree_optimize_tail_calls_1): Also split the
1963 edge from the entry block if we have degenerate PHI nodes in
1964 the first basic block.
1965 * tree.c (init_ttree): Remove memory-tag related code.
1966 (tree_code_size): Likewise.
1967 (tree_node_structure): Likewise.
1968 (build7_stat): Re-write to be build6_stat.
1969 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1970 (SSA_VAR_P): Adjust.
1971 (struct tree_memory_tag): Remove.
1972 (struct tree_memory_partition_tag): Likewise.
1973 (union tree_node): Adjust.
1974 (build7): Re-write to be build6.
1975 * tree-pass.h (pass_reset_cc_flags): Remove.
1976 (TODO_update_address_taken): New flag.
1977 (pass_simple_dse): Remove.
1978 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1979 * params.h (MAX_ALIASED_VOPS): Remove.
1980 (AVG_ALIASED_VOPS): Likewise.
1981 * omp-low.c (expand_omp_taskreg): Update SSA form.
1982 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1983 aliases the lhs in a copy stmt.
1984 * tree-ssa-dse.c (struct address_walk_data): Remove.
1985 (memory_ssa_name_same): Likewise.
1986 (memory_address_same): Likewise.
1987 (get_kill_of_stmt_lhs): Likewise.
1988 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1989 unused stores. Look through PHI nodes into post-dominated regions.
1990 (dse_optimize_stmt): Simplify. Properly remove stores.
1991 (tree_ssa_dse): Compute dominators.
1992 (execute_simple_dse): Remove.
1993 (pass_simple_dse): Likewise.
1994 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1995 gimple_loaded_syms and gimple_stored_syms computation.
1996 * toplev.c (dump_memory_report): Dump alias and pta stats.
1997 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1998 (vn_reference_eq): Likewise.
1999 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2000 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2001 valueize_vuses): Remove.
2002 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2003 (get_def_ref_stmt_vuse): ... this.
2004 (vn_reference_lookup_2): New function.
2005 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2006 walking equivalent vuses. Simplify.
2007 (vn_reference_lookup): Likewise.
2008 (vn_reference_insert): Likewise.
2009 (vn_reference_insert_pieces): Likewise.
2010 (visit_reference_op_call): Simplify.
2011 (visit_reference_op_load): Likewise.
2012 (visit_reference_op_store): Likewise.
2013 (init_scc_vn): Remove shared_lookup_vuses initialization.
2014 (free_scc_vn): Remove shared_lookup_vuses freeing.
2015 (sort_vuses, sort_vuses_heap): Remove.
2016 (get_ref_from_reference_ops): Export.
2017 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2018 vector with single vuse pointer.
2019 (vn_reference_lookup_pieces, vn_reference_lookup,
2020 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2021 (shared_vuses_from_stmt): Remove.
2022 (get_ref_from_reference_ops): Declare.
2023 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2024 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2025 memory-tag related code.
2026 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2027 (likely_value): Add comment, skip static-chain of call statements.
2028 (surely_varying_stmt_p): Adjust.
2029 (gimplify_and_update_call_from_tree): Likewise.
2030 (execute_fold_all_builtins): Do not rebuild alias info.
2031 (gimplify_and_update_call_from_tree): Properly update VOPs.
2032 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2033 (copy_ref_info): Remove memory-tag related code.
2034 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2035 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2036 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2038 * tree-ssa-dom.c (gimple_p): Remove typedef.
2039 (eliminate_redundant_computations): Adjust.
2040 (record_equivalences_from_stmt): Likewise.
2041 (avail_expr_hash): Likewise.
2042 (avail_expr_eq): Likewise.
2043 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2044 (stmt_makes_single_load): Likewise.
2045 (stmt_makes_single_store): Likewise.
2046 * tree-ssa-alias.c: Rewrite completely.
2047 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2048 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2049 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2050 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2051 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2052 Remove public functions.
2053 (pass_reset_cc_flags): Remove.
2054 (pass_build_alias): Move ...
2055 * tree-ssa-structalias.c (pass_build_alias): ... here.
2056 * tree-ssa-alias.c (may_be_aliased): Move ...
2057 * tree-flow-inline.h (may_be_aliased): ... here.
2058 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2059 count_uses_and_derefs): Move ...
2060 * gimple.c: ... here.
2061 * gimple.h (count_uses_and_derefs): Declare.
2062 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2063 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2064 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2065 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2066 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2067 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2068 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2070 * tree-dfa.c (refs_may_alias_p): Move ...
2071 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2072 * tree-ssa-alias.h: New file.
2073 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2074 (statement_sink_location): Likewise.
2075 * opts.c (decode_options): Do not adjust max-aliased-vops or
2076 avg-aliased-vops values.
2077 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2078 (TV_CALL_CLOBBER): Likewise.
2079 (TV_FLOW_SENSITIVE): Likewise.
2080 (TV_FLOW_INSENSITIVE): Likewise.
2081 (TV_MEMORY_PARTITIONING): Likewise.
2082 (TV_ALIAS_STMT_WALK): New timevar.
2083 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2084 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2085 (get_address_description): Remove memory-tag related code.
2086 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2087 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2088 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2089 and immediate uses in statements. Document.
2090 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2091 (dump_symbols): Remove.
2092 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2093 * alias.c (get_deref_alias_set): New function split out from ...
2094 (get_alias_set): ... here.
2095 * alias.h (get_deref_alias_set): Declare.
2096 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2097 type parameter. Remove restrict pointer handling. Create a
2098 ref-all pointer in case type-based alias sets do not conflict.
2099 (vect_analyze_data_refs): Remove SMT related code.
2100 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2101 (vectorizable_load): Likewise.
2102 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2103 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2104 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2105 Ignore vops and SMTs.
2106 (dr_analyze_alias): Likewise..
2107 (free_data_ref): Likewise.
2108 (create_data_ref): Likewise.
2109 (analyze_all_data_dependences): Likewise.
2110 (get_references_in_stmt): Adjust.
2111 * tree-flow-inline.h (gimple_aliases_computed_p,
2112 gimple_addressable_vars, gimple_call_clobbered_vars,
2113 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2114 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2115 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2116 gimple_mem_ref_stats): Remove.
2117 (gimple_vop): New function.
2118 (op_iter_next_use): Remove vuses and mayuses cases.
2119 (op_iter_next_def): Remove vdefs case.
2120 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2121 (clear_and_done_ssa_iter): Do not set removed fields.
2122 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2123 Assert we are not iterating over vuses or vdefs if not also
2124 iterating over uses or defs.
2125 (op_iter_init_use): Likewise.
2126 (op_iter_init_def): Likewise.
2127 (op_iter_next_vdef): Remove.
2128 (op_iter_next_mustdef): Likewise.
2129 (op_iter_init_vdef): Likewise.
2130 (compare_ssa_operands_equal): Likewise.
2131 (link_use_stmts_after): Handle vuse operand.
2132 (is_call_used): Use is_call_clobbered.
2133 (is_call_clobbered): Global variables are always call clobbered,
2134 query the call-clobbers bitmap.
2135 (mark_call_clobbered): Ignore global variables.
2136 (clear_call_clobbered): Likewise.
2137 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2138 virtual operands sanity check.
2139 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2141 (TARGET_MEM_REF): Remove TMR_TAG operand.
2142 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2143 Remove call-clobber related code.
2144 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2145 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2146 partitions or escape reason.
2147 (get_single_def_stmt, get_single_def_stmt_from_phi,
2148 get_single_def_stmt_with_phi): Remove.
2149 (dump_referenced_vars): Tidy.
2150 (get_ref_base_and_extent): Allow bare decls.
2151 (collect_dfa_stats): Adjust.
2152 * graphite.c (rename_variables_in_stmt): Adjust.
2153 (graphite_copy_stmts_from_block): Likewise.
2154 (translate_clast): Likewise.
2155 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2157 (translate_vuse_through_block): Use the oracle.
2158 (phi_translate_1): Adjust.
2159 (value_dies_in_block_x): Use the oracle. Cache the outcome
2161 (valid_in_sets): Check if the VUSE for
2162 a REFERENCE is available.
2163 (eliminate): Do not remove stmts during elimination,
2164 instead queue and remove them afterwards.
2165 (do_pre): Do not rebuild alias info.
2166 (pass_pre): Run TODO_rebuild_alias before PRE.
2167 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2168 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2169 (mark_all_v_defs_stmt): Remove.
2170 (mark_all_v_defs_seq): Adjust.
2171 (sra_replace): Likewise.
2172 (scalarize_use): Likewise.
2173 (scalarize_copy): Likewise.
2174 (scalarize_init): Likewise.
2175 (scalarize_ldst): Likewise.
2176 (todoflags): Remove.
2177 (tree_sra): Do not rebuild alias info.
2178 (tree_sra_early): Adjust.
2179 (pass_sra): Run TODO_update_address_taken before SRA.
2180 * tree-predcom.c (set_alias_info): Remove.
2181 (prepare_initializers_chain): Do not call it.
2182 (mark_virtual_ops_for_renaming): Adjust.
2183 (mark_virtual_ops_for_renaming_list): Remove.
2184 (initialize_root_vars): Adjust.
2185 (initialize_root_vars_lm): Likewise.
2186 (prepare_initializers_chain): Likewise.
2187 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2188 (may_propagate_copy_into_stmt): Likewise.
2189 (merge_alias_info): Do nothing for now.
2190 (propagate_tree_value_into_stmt): Adjust.
2191 (stmt_may_generate_copy): Likewise.
2192 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2193 not mark symbols for renaming.
2194 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2195 with the same statement, make sure to update the new pointed-to one.
2196 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2197 call statements, do not mark symbols for renaming.
2198 (mark_operand_necessary): Dump something.
2199 (ref_may_be_aliased): New function.
2200 (mark_aliased_reaching_defs_necessary_1): New helper function.
2201 (mark_aliased_reaching_defs_necessary): Likewise.
2202 (mark_all_reaching_defs_necessary_1): Likewise.
2203 (mark_all_reaching_defs_necessary): Likewise.
2204 (propagate_necessity): Do not process virtual PHIs. For
2205 non-aliased loads mark all reaching definitions as necessary.
2206 For aliased loads and stores mark the immediate dominating
2207 aliased clobbers as necessary.
2208 (visited): New global static.
2209 (perform_tree_ssa_dce): Free visited bitmap after propagating
2211 (remove_dead_phis): Perform simple dead virtual PHI removal.
2212 (remove_dead_stmt): Properly unlink virtual operands when
2214 (eliminate_unnecessary_stmts): Schedule PHI removal after
2216 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2217 (process_replaceable): Likewise.
2218 (find_replaceable_in_bb): Likewise.
2219 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2220 based on the single gimple vop.
2221 (verify_flow_insensitive_alias_info): Remove.
2222 (verify_flow_sensitive_alias_info): Likewise.
2223 (verify_call_clobbering): Likewise.
2224 (verify_memory_partitions): Likewise.
2225 (verify_alias_info): Likewise.
2226 (verify_ssa): Adjust..
2227 (execute_update_addresses_taken): Export. Update SSA
2228 manually. Optimize only when optimizing. Use a local bitmap.
2229 (pass_update_address_taken): Remove TODO_update_ssa, add
2231 (pass_update_address_taken): Just use TODO_update_address_taken.
2232 (init_tree_ssa): Do not initialize addressable_vars.
2233 (verify_ssa): Verify new VUSE / VDEF properties.
2234 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2235 Do not call verify_alias_info.
2236 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2237 Do not free the loaded and stored syms bitmaps. Reset the escaped
2238 and callused solutions. Do not free addressable_vars.
2239 Remove memory-tag related code.
2240 (warn_uninitialized_var): Aliases are always available.
2241 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2242 * lambda-code.c (can_put_in_inner_loop): Adjust.
2243 (can_put_after_inner_loop): Likewise.
2244 (perfect_nestify): Likewise.
2245 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2246 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2247 (vectorizable_conversion): Do not mark symbols for renaming.
2248 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2249 (expand_call_inline): Unlink the calls virtual operands before
2251 (tree_function_versioning): Do not call update_ssa if we are not
2252 updating clones. Simplify.
2253 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2254 (propagate_with_phi): Likewise..
2255 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2256 clobber code. Assert we are not aliased or global.
2257 * tree-flow.h: Include tree-ssa-alias.h
2258 (enum escape_type): Remove.
2259 (struct mem_sym_stats_d): Likewise.
2260 (struct mem_ref_stats_d): Likewise.
2261 (struct gimple_df): Add vop member. Remove global_var,
2262 call_clobbered_vars, call_used_vars, addressable_vars,
2263 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2264 escaped and callused members.
2265 (struct ptr_info_def): Remove all members, add points-to solution
2267 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2268 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2269 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2270 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2271 (tree-ssa-alias.o): Likewise.
2272 (toplev.o): Add tree-ssa-alias.h
2273 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2274 * gimple.c (gimple_set_bb): Fix off-by-one error.
2275 (is_gimple_reg): Do not handle memory tags.
2276 (gimple_copy): Also copy virtual operands.
2277 Delay updating the statement. Do not reset loaded and stored syms.
2278 (gimple_set_stored_syms): Remove.
2279 (gimple_set_loaded_syms): Likewise.
2280 (gimple_call_copy_skip_args): Copy the virtual operands
2281 and mark the new statement modified.
2282 * tree-ssa-structalias.c (may_alias_p): Remove.
2283 (set_uids_in_ptset): Take the alias set to prune with as
2284 parameter. Fold in the alias test of may_alias_p.
2285 (compute_points_to_sets): Compute whether a ptr is dereferenced
2287 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2288 other ADDRESSOF constraints on the lhs.
2289 (get_constraint_for_component_ref): Assert that we don't get
2290 ADDRESSOF constraints from the base of the reference.
2291 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2292 (struct variable_info): Remove collapsed_to member.
2293 (get_varinfo_fc): Remove.
2294 (new_var_info): Do not set collapsed_to.
2295 (dump_constraint): Do not follow cycles.
2296 (dump_constraint_graph): Likewise.
2297 (build_pred_graph): Likewise.
2298 (build_succ_graph): Likewise.
2299 (rewrite_constraints): Likewise.
2300 (do_simple_structure_copy): Remove.
2301 (do_rhs_deref_structure_copy): Remove.
2302 (do_lhs_deref_structure_copy): Remove.
2303 (collapse_rest_of_var): Remove.
2304 (do_structure_copy): Re-implement.
2305 (pta_stats): New global variable.
2306 (dump_pta_stats): New function.
2307 (struct constraint_expr): Make offset signed.
2308 (UNKNOWN_OFFSET): Define special value.
2309 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2310 (solution_set_expand): New helper function split out from ...
2311 (do_sd_constraint): ... here.
2312 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2313 (do_ds_constraint): Likewise.
2314 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2315 and CALLUSED = *CALLUSED.
2316 (set_union_with_increment): Make inc argument signed.
2317 (type_safe): Remove.
2318 (get_constraint_for_ptr_offset): Handle unknown and negative
2320 (first_vi_for_offset): Handle offsets before start. Bail
2321 out early for offsets beyond the variable extent.
2322 (first_or_preceding_vi_for_offset): New function.
2323 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2324 Together with ESCAPED = *ESCAPED this properly computes reachability.
2325 (find_what_var_points_to): New function.
2326 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2327 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2328 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2329 pt_solutions_intersect): New functions.
2330 (compute_call_used_vars): Remove.
2331 (compute_may_aliases): New main entry into PTA computation.
2332 * gimple.h (gimple_p): New typedef.
2333 (struct gimple_statement_base): Remove references_memory_p.
2334 (struct gimple_statement_with_memory_ops_base): Remove
2335 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2337 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2338 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2339 gimple_set_references_memory): Remove.
2340 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2341 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2343 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2344 (verify_expr): Allow RESULT_DECL.
2345 (gimple_duplicate_bb): Do not copy virtual operands.
2346 (gimple_duplicate_sese_region): Adjust.
2347 (gimple_duplicate_sese_tail): Likewise.
2348 (mark_virtual_ops_in_region): Remove.
2349 (move_sese_region_to_fn): Do not call it.
2350 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2351 and pass_simple_dse.
2352 (execute_function_todo): Handle TODO_update_address_taken,
2353 call execute_update_addresses_taken for TODO_rebuild_alias.
2354 (execute_todo): Adjust.
2355 (execute_one_pass): Init dump files early.
2356 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2358 (create_general_new_stmt): Clear vops.
2359 * tree-ssa-reassoc.c (get_rank): Adjust.
2360 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2361 symbols for renaming.
2362 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2363 (PARAM_AVG_ALIASED_VOPS): Likewise.
2364 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2365 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2366 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2367 (operand_build_cmp, copy_virtual_operands,
2368 create_ssa_artificial_load_stmt, add_to_addressable_set,
2369 gimple_add_to_addresses_taken): Remove public functions.
2370 (unlink_stmt_vdef): New function.
2372 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2374 * config.gcc (powerpc-*-linux*): Merge variants.
2376 2009-04-02 Chao-ying Fu <fu@mips.com>
2377 James Grosbach <james.grosbach@microchip.com>
2379 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2380 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2382 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2383 keep_interrupts_masked_p, use_debug_exception_return_p.
2384 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2385 keep_interrupts_masked, use_debug_exception_return.
2386 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2387 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2389 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2390 (mips_print_operand): Process COP0 registers to print $0 .. $31
2391 correctly for GAS to process.
2392 (mips_interrupt_extra_call_saved_reg_p): New function.
2393 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2395 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2396 (mips_compute_frame_info): Add supports for interrupt context that
2397 includes doubleword accumulators and COP0 registers.
2398 (mips_for_each_saved_acc): New function.
2399 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2400 mips_for_each_saved_reg.
2401 (mips_save_reg): Save accumulators.
2402 (mips_kernel_reg_p): A new for_each_rtx callback.
2403 (mips_expand_prologue): Support interrupt handlers.
2404 (mips_restore_reg): Restore accumulators.
2405 (mips_expand_epilogue): Support interrupt handlers.
2406 (mips_can_use_return_insn): Return false for interrupt handlers.
2407 (mips_epilogue_uses): New function.
2408 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2409 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2410 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2411 cop0_move): New instructions.
2412 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2413 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2415 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2417 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2418 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2419 interrupt handlers, we use K0 as the temporary register.
2420 (EPILOGUE_USES): Change to a function call.
2421 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2422 handlers, we use K0 as the temporary register.
2424 * doc/extend.texi (Function Attributes): Document interrupt,
2425 use_shadow_register_set, keep_interrupts_masked,
2426 use_debug_exception_return for MIPS attributes.
2428 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2430 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2431 Remove a number of t-files from tmake_file.
2432 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2433 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2434 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2435 target_prototype, not TARGET_PROTOTYPE.
2436 (LINK_OS_GNU_SPEC): Define.
2437 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2438 and darwin-ldoubdle.c.
2440 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2443 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2444 (cpp_options): Ditto.
2445 (default_compilers): Ditto.
2446 (display_help): Ditto.
2447 (process_command): Ditto.
2449 (set_input): Use lbasename instead of duplicate code.
2450 (save_temps_prefix): New static for -save-temps=obj.
2451 (save_temps_length): Ditto.
2453 * doc/invoke.texi (-save-temps=obj): Document new variant to
2456 2009-04-02 Jeff Law <law@redhat.com>
2458 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2461 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2463 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2464 * configure: Regenerated.
2466 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2468 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2469 share the argument list.
2471 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2475 2009-02-12 Diego Novillo <dnovillo@google.com>
2477 * varpool.c (debug_varpool): New.
2478 * cgraph.h (debug_varpool): Declare.
2480 2009-04-02 Jan Hubicka <jh@suse.cz>
2482 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2485 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2487 * config/i386/i386.c (ix86_abi): Move initialization to ...
2488 (override_options): Here.
2490 2009-04-02 Christian Bruel <christian.bruel@st.com>
2492 * config/sh/sh.c (sh_dwarf_register_span): New function.
2493 (TARGET_DWARF_REGISTER_SPAN): Define.
2494 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2496 2009-04-02 Ira Rosen <irar@il.ibm.com>
2498 PR tree-optimization/39595
2499 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2500 interleaved loads group is not greater than the SLP group size.
2502 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2504 * builtins.c (is_builtin_name): New.
2505 (called_as_built_in): Use is_builtin_name.
2506 * tree.h (is_builtin_name): New.
2507 * varasm.c (incorporeal_function_p): Use is_builtin_name
2509 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2511 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2513 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2516 * c-decl.c (clone_underlying_type): Move this ...
2517 * c-common.c (set_underlying_type): ... here.
2518 Also, make sure the function properly sets TYPE_STUB_DECL() on
2519 the newly created typedef variant type.
2520 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2521 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2524 2009-04-02 Richard Guenther <rguenther@suse.de>
2526 PR tree-optimization/37221
2527 * tree-flow.h (degenerate_phi_result): Declare.
2528 * tree-ssa-dom.c (degenerate_phi_result): Export.
2529 * tree-scalar-evolution.c (analyze_initial_condition): If
2530 the initial condition is defined by a degenerate PHI node
2531 use the degenerate value.
2533 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2535 PR rtl-optimization/39588
2536 * combine.c (merge_outer_ops): Do not set the constant when this
2538 (simplify_shift_const_1): Do not modify it either in this case.
2540 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2542 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2543 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2545 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2548 * c-lex.c (interpret_float): Default (no suffix) is double.
2550 2009-04-1 Xinliang David Li <davidxl@google.com>
2552 * config/i386/i386.c (legitimate_constant_p): Recognize
2553 all one vector constant.
2555 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2557 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2558 Change #include order to silence two warnings.
2560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2562 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2563 (ASM_SPEC): Pass -k to the assembler for PIC code.
2565 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2567 * gcc/config.gcc: Add vax-*-linux* to the switch.
2568 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2569 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2571 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2573 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2574 Use predicate macros instead of GET_CODE() == foo.
2575 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2576 ashlsi3, rotrsi3, <unnamed>): Likewise.
2578 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2580 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2581 jbbccihi, jbbccisi): Remova trailing whitespace.
2582 * gcc/config/vax/constraints.md: Likewise.
2583 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2584 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2585 * gcc/config/vax/predicates.md: Likewise.
2586 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2587 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2588 * gcc/config/vax/vax.h: Likewise.
2589 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2591 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2593 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2594 (indirectable_address_p, adjacent_operands_p): Add spaces around
2596 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2598 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2600 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2601 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2602 index_term_p, reg_plus_index_p, legitimate_address_p,
2603 vax_mode_dependent_address_p): Update comments to match functions
2604 modified by the recent int->bool conversion.
2606 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2608 * gcc/config/vax/builtins.md: Update copyright message.
2609 * gcc/config/vax/constraints.md: Likewise.
2610 * gcc/config/vax/netbsd-elf.h: Likewise.
2611 * gcc/config/vax/predicates.md: Likewise.
2612 * gcc/config/vax/vax-protos.h: Likewise.
2613 * gcc/config/vax/vax.c: Likewise.
2614 * gcc/config/vax/vax.h: Likewise.
2615 * gcc/config/vax/vax.md: Likewise.
2616 * gcc/config/vax/vax.opt: Likewise.
2618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2620 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2621 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2622 * gcc/config/vax/constraints.md (B, R): Likewise.
2623 * gcc/config/vax/predicates.md (external_memory_operand,
2624 nonimmediate_addsub_di_operand): Likewise.
2625 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2626 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2627 untyped_call): Likewise.
2629 2009-04-01 Matt Thomas <matt@3am-software.com>
2631 * config/vax/predicates.md: New file.
2632 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2633 external_const_operand, nonsymbolic_operand, external_memory_operand,
2634 indirect_memory_operand, indexed_memory_operand,
2635 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2636 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2638 * config/vax/constraints.md: New file.
2639 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2641 * config/vax/builtins.md: New file.
2642 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2643 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2645 * config/vax/vax.opt (mqmath): Add option.
2646 * config/vax/vax.md (isfx): Extend with DI.
2647 (VAXintQH, VAXintQHSD): Define.
2648 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2649 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2650 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2651 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2652 (movdi): Update constraints and use vax_output_int_move().
2653 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2654 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2655 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2656 nonlocal_goto): New.
2657 (mov<mode>): Extend accepted operand types.
2658 (subdi3_old): Rename from subdi3, change update constraints and use
2659 a new implementation.
2660 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2661 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2662 MOVE_RATIO, CLEAR_RATIO): Define.
2663 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2664 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2665 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2666 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2667 (split_quadword_operands): Make static and really allow variable
2669 (print_operand_address): Update for PIC generation.
2670 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2671 indexable_address_p, fixup_mathdi_operand,
2672 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2673 (vax_float_literal, legitimate_constant_p,
2674 indirectable_constant_address_p, index_term_p,
2675 reg_plus_index_p): Return bool instead of int.
2676 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2678 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2680 (vax_output_conditional_branch): Indent.
2681 (legitimate_constant_address_p, indirectable_constant_address_p,
2682 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2683 vax_mode_dependent_address_p): Return bool instead of int, update for
2685 * config/vax/vax-protos.h (legitimate_constant_address_p,
2686 legitimate_constant_p, legitimate_address_p,
2687 vax_mode_dependent_address_p): Change declaration to bool.
2688 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2689 vax_expand_addsub_di_operands, vax_output_int_subtract,
2690 vax_output_movmemsi): Declare.
2691 (split_quadword_operands, vax_float_literal): Delete declaration.
2692 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2693 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2694 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2695 ASM_OUTPUT_DWARF_PCREL): Define.
2696 (ASM_SPEC): Change definition to allow PIC generation.
2698 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2700 * doc/sourcebuild.texi: Update front-end requirements.
2702 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2705 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2706 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2707 (booldi3_internal3): Use boolean_or_operator instead of
2710 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2713 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2714 declarator whose size is not an integer constant expression but
2715 folds to an integer constant, then treat it as a constant
2718 2009-04-01 Richard Guenther <rguenther@suse.de>
2720 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2721 i * 4 + 2 to (i * 2 + 1) * 2.
2723 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2726 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2727 return if c_parser_asm_string_literal returned NULL.
2729 2009-04-01 Nick Clifton <nickc@redhat.com>
2731 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2733 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2734 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2735 other typedefs to avoid conflicts with libgcc2.c. Define labels
2736 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2738 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2739 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2742 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2744 * varasm.c (default_function_rodata_section): Declare DOT as
2747 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2748 Andrey Galkin <agalkin@hypercom.com>
2751 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2752 Make object_name unique for each process.
2754 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2757 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2758 addressable variables in the parallel that could go out of scope while
2759 running queued tasks.
2761 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2763 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2764 (CASE_VALUES_THRESHOLD): Redefine.
2765 * config/avr/avr.c (avr_override_options): Remove initialization of
2766 avr_case_values_threshold variable.
2767 (avr_case_values_threshold): Remove variable. Add new function.
2768 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2769 * config/avr/avr.opt (mno-tablejump): Remove option.
2770 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2772 2009-04-01 DJ Delorie <dj@redhat.com>
2774 * varasm.c (default_function_rodata_section): Don't assume
2775 anything about where the first '.' in the section name is.
2777 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2779 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2780 rs6000_emit_stack_tie.
2782 2009-03-31 Ian Lance Taylor <iant@google.com>
2784 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2785 gimple_code with GIMPLE_RESX, not RESX.
2787 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2789 * c-common.c (c_get_ident): New.
2790 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2792 2009-04-01 Ben Elliston <bje@au.ibm.com>
2794 * config/rs6000/sysv4.opt (msdata): Improve option description.
2796 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2798 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2799 (divdf3_internal_lat): Remove.
2800 (divxf3_internal_lat): Remove.
2801 (divxf3_internal_thr): Remove.
2802 (divxf): Use divxf3_internal.
2803 * config/ia64/div.md (divsf3_internal_lat): New.
2804 (divdf3_internal_lat): New.
2805 (divxf3_internal): New.
2807 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2810 * Makefile.in (USE_GCC_STDINT): Define.
2811 (stmp-int-hdrs): Install stdint.h if applicable.
2812 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2814 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2815 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2816 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2817 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2818 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2819 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2820 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2821 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2822 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2823 (c_common_nodes_and_builtins): Initialize
2824 underlying_wchar_type_node. Do not initialize
2825 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2826 nodes for new types.
2827 (c_stddef_cpp_builtins): Define macros for new types.
2828 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2830 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2831 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2832 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2833 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2834 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2835 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2836 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2837 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2838 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2839 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2840 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2841 int16_type_node, int32_type_node, int64_type_node,
2842 uint8_type_node, uint16_type_node, c_uint32_type_node,
2843 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2844 int_least32_type_node, int_least64_type_node,
2845 uint_least8_type_node, uint_least16_type_node,
2846 uint_least32_type_node, uint_least64_type_node,
2847 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2848 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2849 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2850 uintptr_type_node): Define.
2851 * c-cppbuiltin.c (builtin_define_constants,
2852 builtin_define_type_minmax): New.
2853 (builtin_define_stdint_macros): Define more macros.
2854 (c_cpp_builtins): Define more limit macros.
2856 (builtin_define_type_max): Define in terms of
2857 builtin_define_type_minmax. Remove is_long parameter. All
2859 * config.gcc (use_gcc_stdint): Define.
2860 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2861 Add newlib-stdint.h for generic targets.
2862 * config/glibc-stdint.h, config/newlib-stdint.h,
2863 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2864 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2865 * config/score/score.h (UINTPTR_TYPE): Define.
2866 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2867 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2868 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2869 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2870 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2871 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2872 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2873 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2874 * config/spu/spu.h (STDINT_LONG32): Define.
2875 * configure.ac (use_gcc_stdint): Substitute.
2876 * configure: Regenerate.
2877 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2878 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2879 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2880 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2881 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2882 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2883 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2884 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2885 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2886 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2887 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2888 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2889 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2890 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2891 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2892 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2893 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2894 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2895 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2896 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2897 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2898 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2899 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2900 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2901 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2902 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2903 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2904 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2905 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2907 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2909 * loop-iv.c (suitable_set_for_replacement): Renamed from
2910 simplify_using_assignment; changed to return bool and to accept new
2911 args DEST and SRC. Return true iff we find a source/destination pair
2912 that can be used to make a replacement, and fill SRC and DEST if so.
2913 Remove arg ALTERED. Don't deal with altered regs here. All callers
2915 (simplify_using_initial_values): Deal with altered regs here and track
2916 more precisely the effect they have on the validity of our expression.
2918 * loop-iv.c (simplify_using_condition): A condition of the form
2919 (EQ REG CONST) can be used to simply make a substitution.
2920 (simplify_using_initial_values): Keep track of conditions we have seen
2921 and keep using them to simplify new expressions, while applying the
2922 same substitutions to them as to the expression.
2924 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2925 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2928 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2929 changed. Use this when trying to improve the upper bound.
2930 Generate the comparison by using simplify_gen_relational.
2932 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2934 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2936 (simplify_using_assignment, simplify_using_initial_values): Call
2937 replace_in_expr to make replacements. Call replace_single_def_regs
2938 once on the initial version of the expression.
2940 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2943 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2945 2009-03-31 Richard Guenther <rguenther@suse.de>
2948 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2949 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2951 2009-03-31 Richard Guenther <rguenther@suse.de>
2953 * tree.h (div_if_zero_remainder): Declare.
2954 * fold-const.c (div_if_zero_remainder): Export.
2955 * tree-ssa-forwprop.c
2956 (forward_propagate_addr_into_variable_array_index): Handle
2957 constant array index addition outside of the variable index.
2959 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2962 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2963 define_splits, floatunssi<mode>2): Require x87 conversions from
2964 DImode to be permitted.
2966 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2968 PR preprocessor/15638
2969 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2971 2009-03-31 Richard Guenther <rguenther@suse.de>
2975 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2976 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2977 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2978 a separate statement.
2979 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2980 (lookup_tmp_var): Likewise.
2981 (is_gimple_formal_tmp_or_call_rhs): Remove.
2982 (is_gimple_reg_or_call_rhs): Rename to ...
2983 (is_gimple_reg_rhs_or_call): ... this.
2984 (is_gimple_mem_or_call_rhs): Rename to ...
2985 (is_gimple_mem_rhs_or_call): ... this.
2986 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2987 DECL_GIMPLE_REG_P only if is_formal is true.
2988 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2989 for non-proper post-modify expression gimplification.
2990 (gimplify_self_mod_expr): For post-modify expressions gimplify
2991 the lvalue to a minimal lvalue.
2992 (rhs_predicate_for): Remove formal temp case.
2993 (gimplify_modify_expr_rhs): Likewise.
2994 (gimplify_addr_expr): Use is_gimple_reg.
2995 (gimplify_expr): Remove formal temp cases.
2996 (gimple_regimplify_operands): Likewise.
2997 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2998 and FILTER_EXPR like constants.
2999 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3001 (is_gimple_formal_tmp_rhs): Remove.
3002 (is_gimple_reg_rhs): Remove special casing.
3003 (is_gimple_mem_rhs): Fix.
3004 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3005 (is_gimple_formal_tmp_var): Remove.
3006 (is_gimple_formal_tmp_reg): Likewise.
3007 (is_gimple_min_lval): Allow invariant component ref parts.
3008 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3009 is_gimple_formal_tmp_reg): Remove declarations.
3010 * tree-cfg.c (verify_expr): Verify that variables with address
3011 taken do not have DECL_GIMPLE_REG_P set.
3012 * tree-mudflap.c (mf_build_check_statement_for): Use
3013 force_gimple_operand instead of gimplify_expr.
3015 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3017 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3018 schedulable rows to compute_split_row.
3020 2009-03-31 Ben Elliston <bje@au.ibm.com>
3023 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3026 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3028 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3029 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3030 * configure: Regenerate.
3031 * config.in: Regenerate.
3032 * config/rs6000/rs6000.opt (mtls-markers): Add.
3033 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3034 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3035 (tls_ld_aix, tls_ld_sysv): Likewise.
3036 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3037 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3039 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3041 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3043 2009-03-30 Jan Hubicka <jh@suse.cz>
3045 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3047 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3048 detection and label handling.
3050 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3052 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3053 left_conflicts_size.
3054 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3055 ALLOCNO_LEFT_CONFLICTS_SIZE.
3057 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3058 remove_allocno_from_bucket_and_push,
3059 allocno_spill_priority_compare, push_allocnos_to_stack,
3060 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3061 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3062 (setup_allocno_left_conflicts_num): Ditto. Rename to
3063 setup_allocno_left_conflicts_size.
3064 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3065 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3066 setup_allocno_left_conflicts_size instead of
3067 setup_allocno_left_conflicts_num.
3069 * ira-build.c (ira_create_allocno): Use
3070 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3071 ALLOCNO_LEFT_CONFLICTS_NUM.
3073 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3075 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3076 instead of DF_LR_OUT.
3078 * ira-lives.c (process_bb_node_lives): Ditto.
3080 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3081 instead of DF_LR_{OUT,IN}.
3083 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3085 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3087 2009-03-30 Jan Hubicka <jh@suse.cz>
3089 * except.c (label_to_region_map): Fix thinko.
3091 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3094 * tree.h (tree_find_value): New declaration.
3095 * tree.c (tree_find_value): New function.
3096 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3098 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3101 * c-decl.c (struct c_binding): Add locus field.
3102 (bind): Add locus argument, set locus field from it.
3103 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3104 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3105 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3106 implicitly_declare, undeclared_variable, lookup_label,
3107 declare_label, c_make_fname_decl, c_builtin_function,
3108 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3111 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3114 * config/i386/i386.c (classify_argument): Check total size of
3117 2009-03-30 Martin Jambor <mjambor@suse.cz>
3119 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3120 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3121 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3124 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3125 seen_variable_array_ref while also traversing a union.
3127 * tree-inline.c (optimize_inline_calls): Do not call
3128 cgraph_node_remove_callees.
3129 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3130 (pass_remove_cgraph_callee_edges): New variable.
3131 * passes.c (init_optimization_passes): Add
3132 pass_remove_cgraph_callee_edges after early inlining and before all
3133 late intraprocedural passes.
3135 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3137 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3139 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3142 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3144 * combine.c (simplify_comparison): Use have_insn_for.
3145 * dojump.c (do_jump): Likewise.
3147 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3149 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3150 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3151 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3152 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3153 instead of sparc_compare_emitted.
3154 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3155 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3156 instead of sparc_compare_emitted.
3158 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3160 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3161 enter/exit cfglayout mode.
3162 (pass_partition_block): Require it.
3163 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3164 (combine_instructions): Track basic blocks instead of labels.
3165 (update_cfg_for_uncondjump): New.
3166 (try_combine): Use it. Update jumps after rescanning.
3167 (pass_combine): Require PROP_cfglayout.
3168 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3170 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3172 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3173 Provide/destroy PROP_cfglayout respectively.
3174 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3175 * tree-pass.h (PROP_cfglayout): New.
3177 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3179 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3180 fold_convert_const_fixed_from_fixed,
3181 fold_convert_const_fixed_from_int,
3182 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3183 set TREE_CONSTANT_OVERFLOW.
3184 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3185 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3187 2009-03-30 Ira Rosen <irar@il.ibm.com>
3189 * tree-vect-loop-manip.c: New file.
3190 * tree-vectorizer.c: Update documentation and included files.
3191 (vect_loop_location): Make extern.
3192 (rename_use_op): Move to tree-vect-loop-manip.c
3193 (rename_variables_in_bb, rename_variables_in_loop,
3194 slpeel_update_phis_for_duplicate_loop,
3195 slpeel_update_phi_nodes_for_guard1,
3196 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3197 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3198 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3199 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3200 find_loop_location): Likewise.
3201 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3202 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3203 get_vectype_for_scalar_type, vect_is_simple_use,
3204 supportable_widening_operation, supportable_narrowing_operation):
3206 (bb_in_loop_p): Move to tree-vect-loop.c.
3207 (new_loop_vec_info, destroy_loop_vec_info,
3208 reduction_code_for_scalar_code, report_vect_op,
3209 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3210 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3211 (vect_supportable_dr_alignment): Likewise.
3212 * tree-vectorizer.h (tree-data-ref.h): Include.
3213 (vect_loop_location): Declare.
3214 Reorganize function declarations according to the new file structure.
3215 * tree-vect-loop.c: New file.
3216 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3217 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3218 * tree-vect-data-refs.c: New file.
3219 * tree-vect-patterns.c (timevar.h): Don't include.
3220 * tree-vect-stmts.c: New file.
3221 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3222 tree-vect-slp.c, tree-vect-loop.c.
3223 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3224 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3225 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3226 (tree-vect-analyze.o): Remove.
3227 (tree-vect-transform.o): Likewise.
3228 (tree-vect-data-refs.o): Add rule.
3229 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3230 tree-vect-slp.o): Likewise.
3231 (tree-vect-patterns.o): Remove redundant dependencies.
3232 (tree-vectorizer.o): Likewise.
3233 * tree-vect-slp.c: New file.
3235 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3237 * optc-gen.awk: Warn if an option flag has multiple different
3240 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3242 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3243 -floop-block): Document dependences on PPL, CLooG and Graphite.
3245 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3247 PR rtl-optimization/323
3248 * c-common.c (c_fully_fold, convert_and_check,
3249 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3250 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3251 * c-common.def (EXCESS_PRECISION_EXPR): New.
3252 * c-cppbuiltin.c (builtin_define_float_constants): Define
3253 constants with enough digits for long double.
3254 * c-lex.c (interpret_float): Interpret constant with excess
3255 precision where appropriate.
3256 * c-opts.c (c_common_post_options): Set
3257 flag_excess_precision_cmdline. Give an error for
3258 -fexcess-precision=standard for C++ for processors where the
3259 option is significant.
3260 * c-parser.c (c_parser_conditional_expression): Handle excess
3261 precision in condition.
3262 * c-typeck.c (convert_arguments): Handle arguments with excess
3264 (build_unary_op): Move excess precision outside operation.
3265 (build_conditional_expr): Likewise.
3266 (build_compound_expr): Likewise.
3267 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3268 (build_modify_expr): Handle excess precision in RHS.
3269 (convert_for_assignment): Handle excess precision in converted
3271 (digest_init, output_init_element, process_init_element): Handle
3272 excess precision in initializer.
3273 (c_finish_return): Handle excess precision in return value.
3274 (build_binary_op): Handle excess precision in operands and add
3275 excess precision as needed for operation.
3276 * common.opt (-fexcess-precision=): New option.
3277 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3278 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3279 For standard excess precision, output explicit conversion to and
3280 truncation from XFmode.
3281 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3282 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3283 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3284 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3285 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3286 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3287 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3288 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3289 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3290 define_splits, sqrt<mode>2): Disable where appropriate for
3291 standard excess precision.
3292 * convert.c (convert_to_real): Do not shorten arithmetic to type
3293 for which excess precision would be used.
3294 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3295 * doc/invoke.texi (-fexcess-precision=): Document option.
3296 (-mfpmath=): Correct index entry.
3297 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3298 flag_excess_precision): New.
3299 * langhooks.c (lhd_post_options): Set
3300 flag_excess_precision_cmdline.
3301 * opts.c (common_handle_option): Handle -fexcess-precision=.
3302 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3303 init_excess_precision): New.
3304 (lang_dependent_init_target): Call init_excess_precision.
3305 * tree.c (excess_precision_type): New.
3306 * tree.h (excess_precision_type): Declare.
3308 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3311 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3312 non-lvalue to component.
3314 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3316 PR preprocessor/34695
3317 * Makefile.in (c-opts.o): Depend on c-tree.h.
3318 * c-common.c: Move down include of diagnostic.h.
3319 (done_lexing, c_cpp_error): New.
3320 * c-common.h (done_lexing): Declare.
3321 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3323 * c-opts.c: Include c-tree.h.
3324 (c_common_init_options): Set preprocessor error callback.
3325 (c_common_handle_option): Do not set preprocessor
3326 inhibit_warnings, warnings_are_errors, warn_system_headers,
3327 pedantic_errors or inhibit_warnings flags.
3328 (c_common_post_options): Do not check cpp_errors (parse_in).
3329 (c_common_finish): Do not output dependencies if there were
3330 errors. Do not check return value of cpp_finish.
3331 * c-ppoutput.c (pp_file_change): Set input_location.
3332 * c-tree.h (c_cpp_error): Declare.
3333 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3335 (diagnostic_build_prefix): Check override_column.
3336 * diagnostic.h (diagnostic_info): Add override_column field.
3337 (diagnostic_override_column): Define.
3339 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3341 * c-common.c (c_expand_expr, c_staticp): Remove.
3342 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3343 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3344 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3345 * c-gimplify.c (gimplify_compound_literal_expr,
3346 optimize_compound_literals_in_ctor): Remove.
3347 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3348 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3349 * c-semantics.c (emit_local_var): Remove.
3351 * langhooks-def.h (lhd_expand_expr): Remove.
3352 * langhooks.c (lhd_expand_expr): Remove.
3353 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3355 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3356 handling from c-semantics.c; don't call into langhook.
3357 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3358 * gimplify.c (gimplify_compound_literal_expr,
3359 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3360 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3361 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3362 as was done in c-gimplify.c.
3363 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3364 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3365 Move from c-common.h.
3366 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3368 * tree.c (staticp): Do not call langhook.
3369 * langhooks.c (lhd_staticp): Delete.
3370 * langhooks-def.h (lhd_staticp): Delete prototype.
3371 (LANG_HOOKS_STATICP): Delete.
3372 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3374 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3375 instead of DECL_STMTs.
3377 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3385 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3387 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3388 contained expression.
3389 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3390 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3391 conditional expressions for C.
3392 (decl_constant_value_for_optimization): Move from
3393 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3394 whether optimizing and that the expression is a VAR_DECL not of
3395 array type instead of doing such checks in the caller. Do not
3396 check pedantic. Call gcc_unreachable for C++.
3397 * c-common.def (C_MAYBE_CONST_EXPR): New.
3398 * c-common.h (c_fully_fold, c_save_expr,
3399 decl_constant_value_for_optimization): New prototypes.
3400 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3401 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3402 EXPR_INT_CONST_OPERANDS): Define.
3403 * c-convert.c (convert): Strip nops from expression.
3404 * c-decl.c (groktypename): Take extra parameters expr and
3405 expr_const_operands. Update call to grokdeclarator.
3406 (start_decl): Update call to grokdeclarator. Add statement for
3407 expressions used in type of decl.
3408 (grokparm): Update call to grokdeclarator.
3409 (push_parm_decl): Update call to grokdeclarator.
3410 (build_compound_literal): Add parameter non_const and build a
3411 C_MAYBE_COSNT_EXPR if applicable.
3412 (grokdeclarator): Take extra parameters expr and
3413 expr_const_operands. Track expressions used in declaration
3414 specifiers and declarators. Fold array sizes and track whether
3415 they are constant expressions and whether they are integer
3416 constant expressions.
3417 (parser_xref_tag): Set expr and expr_const_operands fields in
3419 (grokfield): Update call to grokdeclarator.
3420 (start_function): Update call to grokdeclarator.
3421 (build_null_declspecs): Set expr and expr_const_operands fields in
3423 (declspecs_add_type): Handle expressions in typeof specifiers.
3424 * c-parser.c (c_parser_declspecs): Set expr and
3425 expr_const_operands fields for declaration specifiers.
3426 (c_parser_enum_specifier): Likewise.
3427 (c_parser_struct_or_union_specifier): Likewise.
3428 (c_parser_typeof_specifier): Likewise. Update call to
3429 groktypename. Fold expression as needed. Return expressions with
3430 type instead of adding statements.
3431 (c_parser_attributes): Update calls to c_parser_expr_list.
3432 (c_parser_statement_after_labels): Fold expression before passing
3433 to objc_build_throw_stmt.
3434 (c_parser_condition): Fold expression.
3435 (c_parser_asm_operands): Fold expression.
3436 (c_parser_conditional_expression): Use c_save_expr. Update call
3437 to build_conditional_expr.
3438 (c_parser_alignof_expression): Update call to groktypename.
3439 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3440 original_code. Fold expression argument of va_arg. Create
3441 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3442 argument to va_arg. Update calls to groktypename. Fold array
3443 index for offsetof. Verify that first argument to
3444 __builtin_choose_expr has integer type.
3445 (c_parser_postfix_expression_after_paren_type): Update calls to
3446 groktypename and build_compound_literal. Handle expressions with
3447 side effects in type name.
3448 (c_parser_postfix_expression_after_primary): Update call to
3449 c_parser_expr_list. Set original_code for calls to
3450 __builtin_constant_p.
3451 (c_parser_expr_list): Take extra parameter fold_p. Fold
3452 expressions if requested.
3453 (c_parser_objc_type_name): Update call to groktypename.
3454 (c_parser_objc_synchronized_statement): Fold expression.
3455 (c_parser_objc_receiver): Fold expression.
3456 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3457 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3458 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3459 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3460 (struct c_typespec): Add elements expr and expr_const_operands.
3461 (struct c_declspecs): Add elements expr and expr_const_operands.
3462 (groktypename, build_conditional_expr, build_compound_literal):
3464 (in_late_binary_op): Declare.
3465 * c-typeck.c (note_integer_operands): New function.
3466 (in_late_binary_op): New variable.
3467 (decl_constant_value_for_broken_optimization): Move to c-common.c
3468 and rename to decl_constant_value_for_optimization.
3469 (default_function_array_conversion): Do not strip nops.
3470 (default_conversion): Do not call
3471 decl_constant_value_for_broken_optimization.
3472 (build_array_ref): Do not fold result.
3473 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3474 result when operand is a VLA.
3475 (c_expr_sizeof_type): Update call to groktypename. Handle
3476 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3477 result when operand names a VLA type.
3478 (build_function_call): Update call to build_compound_literal.
3479 Only fold result for calls to __builtin_* functions. Strip
3480 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3481 the function designator.
3482 (convert_arguments): Fold arguments. Update call to
3483 convert_for_assignment.
3484 (build_unary_op): Handle increment and decrement of
3485 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3486 decrement earlier. Fold operand of increment and decrement.
3487 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3488 built for integer operand. Wrap returns that are INTEGER_CSTs
3489 without being integer constant expressions or that have integer
3490 constant operands without being INTEGER_CSTs.
3491 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3492 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3493 result is an integer constant expression or can be used in
3494 unevaluated parts of one and avoid folding and wrap as
3495 appropriate. Fold operands before possibly doing -Wsign-compare
3497 (build_compound_expr): Wrap result for C99 if operands can be used
3498 in integer constant expressions.
3499 (build_c_cast): Update call to digest_init. Do not ignore
3500 overflow from casting floating-point constants to integers. Wrap
3501 results that could be confused with integer constant expressions,
3502 null pointer constants or floating-point constants.
3503 (c_cast_expr): Update call to groktypename. Handle expressions
3504 included in type name.
3505 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3506 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3507 Update calls to convert_for_assignment.
3508 (convert_for_assignment): Take new parameter
3509 null_pointer_constant. Do not strip nops or call
3510 decl_constant_value_for_broken_optimization. Set
3511 in_late_binary_op for conversions to boolean.
3512 (store_init_value): Update call to digest_init.
3513 (digest_init): Take new parameter null_pointer_constant. Do not
3514 call decl_constant_value_for_broken_optimization. pedwarn for
3515 initializers not constant expressions. Update calls to
3516 convert_for_assignment.
3517 (constructor_nonconst): New.
3518 (struct constructor_stack): Add nonconst element.
3519 (really_start_incremental_init, push_init_level, pop_init_level):
3520 Handle constructor_nonconst and nonconst element.
3521 (set_init_index): Call constant_expression_warning for array
3523 (output_init_element): Fold value. Set constructor_nonconst as
3524 applicable. pedwarn for initializers not constant expressions.
3525 Update call to digest_init. Call constant_expression_warning
3526 where constant initializers are required.
3527 (process_init_element): Use c_save_expr.
3528 (c_finish_goto_ptr): Fold expression.
3529 (c_finish_return): Fold return value. Update call to
3530 convert_for_assignment.
3531 (c_start_case): Fold switch expression.
3532 (c_process_expr_stmt): Fold expression.
3533 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3534 ensure statement expression is not evaluated in constant expression.
3535 (build_binary_op): Track whether results are integer constant
3536 expressions or may occur in such, disable folding and wrap results
3537 as applicable. Fold operands for -Wsign-compare warnings unless
3539 (c_objc_common_truthvalue_conversion): Handle results folded to
3540 integer constants that are not integer constant expressions.
3541 * doc/extend.texi: Document when typeof operands are evaluated,
3542 that condition of __builtin_choose_expr is an integer constant
3543 expression, and more about use of __builtin_constant_p in
3546 2009-03-29 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3549 propagate addresses of array references.
3551 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3553 * regmove.c (perhaps_ends_bb_p): Remove.
3554 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3555 from INSN and check that the main loop stays within that basic block.
3556 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3557 (regmove_forward_pass): Split out from regmove_optimize. Use
3558 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3559 (regmove_backward_pass): Split out from regmove_optimize. Use
3560 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3561 (regmove_optimize): Simplify.
3563 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3566 * config/i386/i386.c (classify_argument): Ignore flexible array
3567 member in struct and warn ABI change.
3569 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3571 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3573 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3574 (ix86_adjust_cost): Updated.
3576 2009-03-29 Jan Hubicka <jh@suse.cz>
3579 * tree-pass.h (pass_cleanup_eh): New function.
3580 (remove_unreachable_regions): Break code handling RTL
3581 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3582 that can not be reached by runtime.
3583 (can_be_reached_by_runtime): New function.
3584 (label_to_region_map): New function.
3585 (num_eh_regions): New function.
3586 (rtl_remove_unreachable_regions): New function.
3587 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3588 (remove_eh_region): New function.
3589 * except.h: Include sbitmap and vecprim.
3590 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3591 num_eh_regions): Declare.
3592 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3593 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3594 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3595 (tree_empty_eh_handler_p): New function.
3596 (cleanup_empty_eh): New function.
3597 (cleanup_eh): New function.
3598 (pass_cleanup_eh): New function.
3600 2009-03-29 Jan Hubicka <jh@suse.cz>
3602 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3603 for removed regions.
3605 2009-03-29 Jan Hubicka <jh@suse.cz>
3607 * except.c (dump_eh_tree): Dump all datastructures.
3609 2009-03-29 Jan Hubicka <jh@suse.cz>
3611 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3612 (duplicate_eh_regions_1): Likewise.
3613 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3614 vector; call EH verification.
3615 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3616 Be ready for region being removed.
3618 2009-03-29 Jan Hubicka <jh@suse.cz>
3620 * bitmap.c (bitmap_last_set_bit): New function.
3621 * bitmap.h (bitmap_last_set_bit): Declare.
3623 2009-03-29 David Ayers <ayers@fsfe.org>
3626 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3627 by calling objc_compare_types and surpress warnings about
3628 incompatible C pointers that are compatible ObjC pointers.
3630 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3632 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3633 call initialize_inline_failed.
3634 (initialize_inline_failed): Move it from here ...
3635 * cgraph.c (initialize_inline_failed): ... to here.
3636 (cgraph_create_edge): Call initialize_inline_failed rather than
3637 setting inline_failed directly.
3639 2009-03-29 Ben Elliston <bje@au.ibm.com>
3642 * sysv4.opt (msdata): Improve comment.
3643 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3644 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3646 2009-03-29 Ben Elliston <bje@au.ibm.com>
3649 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3650 load and store attributes.
3652 2009-03-29 Ben Elliston <bje@au.ibm.com>
3654 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3655 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3656 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3657 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3658 __builtin_infq and __builtin_huge_valq.
3660 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3662 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3664 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3665 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3667 2009-03-28 Xinliang David Li <davidxl@google.com>
3669 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3670 (do_dbg_cnt): New function.
3672 2009-03-28 Jan Hubicka <jh@suse.cz>
3674 Merge from pretty-ipa:
3676 2009-03-27 Jan Hubicka <jh@suse.cz>
3678 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3679 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3680 * passes.c (function_called_by_processed_nodes_p): New.
3681 * ipa-pure-const.c (check_call): Fix handling of operands.
3682 (analyze_function): Dump debug output for skipped bodies.
3683 (local_pure_const): Use function_called_by_processed_nodes_p.
3684 * dwarf2out.c (reference_to_unused): Use output.
3685 * passes.c (do_per_function_toporder): Likewise.
3687 2008-11-12 Jan Hubicka <jh@suse.cz>
3689 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3690 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3691 state_set_in_source enum
3692 (check_decl): Ignore memory tags; do not set fake looping flags;
3694 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3695 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3696 (check_call, analyze_function): Rewrite.
3698 (add_new_function): Update call of analyze_function.
3699 (generate_summary): Add call of analyze_function.
3700 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3701 (local_pure_const): New function.
3702 (pass_local_pure_const): New pass.
3703 * ipa-inline.c (inline_transform): Set after_inlining.
3704 * tree-eh.c (stmt_can_throw_external): New.
3705 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3706 work with aliasing built.
3707 * tree-flow.h (stmt_can_throw_external): New.
3708 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3709 and local pure/const pass in early and late optimization queue.
3711 2009-03-28 Martin Jambor <mjambor@suse.cz>
3713 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3715 (fold_binary): Allow function decl aligment consideration is the
3716 second argument is integer constant one.
3717 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3718 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3719 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3721 2009-03-28 Jan Hubicka <jh@suse.cz>
3723 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3724 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3725 * function.h (rtl_data): Add nothrow flag.
3726 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3727 set DECL_NOTHROW for AVAILABLE functions.
3729 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3731 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3732 following vector keyword has expansion starting with pixel or bool
3733 keyword, expand vector to __vector and pixel or bool to __pixel or
3737 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3738 warn_if_disallowed_function_p): Removed.
3739 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3740 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3741 warning_if_disallowed_function_p.
3742 * flags.h (warn_if_disallowed_function_p,
3743 warn_disallowed_functions): Removed.
3744 * common.opt (Wdisallowed-function-list=): Removed.
3745 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3747 2009-03-28 Richard Guenther <rguenther@suse.de>
3749 PR tree-optimization/38723
3750 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3753 2009-03-28 Jan Hubicka <jh@suse.cz>
3755 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3756 test introduced by my previous patch.
3758 2009-03-28 Richard Guenther <rguenther@suse.de>
3760 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3761 the PHIs value undefined.
3763 2009-03-28 Jan Hubicka <jh@suse.cz>
3765 * tree-pass.h (pass_fixup_cfg): New pass.
3766 * ipa-inline.c (inline_transform): Set
3767 always_inline_functions_inlined/after_inlining.
3768 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3769 (pass_fixup_cfg): New pass.
3770 * passes.c (init_optimization_passes): Add fixup_cfg.
3772 2009-03-28 Richard Guenther <rguenther@suse.de>
3774 PR tree-optimization/38458
3775 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3776 argument use the arguments copy-of value.
3778 2009-03-28 Richard Guenther <rguenther@suse.de>
3780 PR tree-optimization/38180
3781 * tree-ssa-ccp.c (get_default_value): Simplify.
3782 (likely_value): Likewise.
3783 (surely_varying_stmt_p): Properly handle VOP case.
3784 (ccp_initialize): Likewise.
3785 (ccp_fold): Handle propagating through *&.
3786 (fold_const_aggregate_ref): Also handle decls.
3788 2009-03-28 Jan Hubicka <jh@suse.cz>
3790 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3791 * cgraph.h (cgraph_node): Likewise.
3792 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3793 (cgraph_reset_node): Use process flag.
3794 (cgraph_mark_functions_to_output): Likewise.
3795 (cgraph_expand_function): Likewise.
3796 (cgraph_expand_all_functions): Likewise.
3797 (cgraph_output_in_order): Likewise.
3798 * dwarf2out.c (reference_to_unused): Likewise.
3799 * passes.c do_per_function_toporder): Likewise.
3801 2009-03-28 Jan Hubicka <jh@suse.cz>
3803 Bring from lto-branch:
3805 2008-09-03 Doug Kwan <dougkwan@google.com>
3807 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3808 enums instead of reason strings.
3809 * cgraph.c (cgraph_create_edge): Same.
3810 (cgraph_inline_failed_string): New function.
3811 * cgraph.h (cgraph_inline_failed_t): New enum type.
3812 (cgraph_inline_failed_string): New prototype.
3813 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3814 char pointer to cgraph_inline_failed_t.
3815 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3816 (cgraph_default_inline_p): Ditto.
3817 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3818 to cgraph_inline_failed_t pointer.
3819 * cif-code.def: New file.
3820 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3822 (cgraph_check_inline_limits): Change type of REASON to pointer to
3823 cgraph_inline_failed_t. Replace reason strings with enums.
3824 (cgraph_default_inline_p): Ditto.
3825 (cgraph_recursive_inlining_p): Ditto.
3826 (update_caller_keys): Change type of FAILED_REASON to
3827 cgraph_inline_failed_t.
3828 (cgraph_set_inline_failed): Change type of REASON to pointer to
3829 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3830 convert enums to strings for text output.
3831 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3832 to be of type cgraph_inline_failed_t. Replace reason strings with
3833 enums. Call cgraph_inline_failed_string to covert enums
3834 to strings for text output.
3835 (cgraph_decide_inlining): Replace reason strings with enums.
3836 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3837 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3839 * tree-inline.c (expand_call_inline): Change type of REASON
3840 to cgraph_inline_failed_t. Replace reason strings with enums.
3841 Call cgraph_inline_failed_string for text output.
3842 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3845 2009-03-28 Jan Hubicka <jh@suse.cz>
3847 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3848 cgraph_clone_node): Remove master clone handling.
3849 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3850 * cgraph.h (master_clone): Remove.
3851 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3852 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3853 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3855 2009-03-28 Jan Hubicka <jh@suse.cz>
3857 * cgraph.c (cgraph_function_body_availability): Functions declared
3858 inline are always safe to assume that it is not going to be replaced.
3860 2009-03-28 Richard Guenther <rguenther@suse.de>
3862 PR tree-optimization/38513
3863 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3864 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3865 EXC_PTR_EXPR and FILTER_EXPR.
3866 (get_ref_from_reference_ops): Likewise.
3868 2009-03-28 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/38968
3871 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3872 Use FLOOR_MOD_EXPR to compute misalignment.
3874 2009-03-28 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/37795
3877 * tree.h (combine_comparisons): Declare.
3878 * fold-const.c (combine_comparisons): Export.
3879 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3881 (ifcombine_iforif): Use combine_comparisons.
3883 2009-03-28 Jan Hubicka <jh@suse.cz>
3885 * tree-eh.c (inlinable_call_p): New function.
3886 (make_eh_edges): Use it.
3887 (verify_eh_edges): Use it.
3888 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3889 * except.c (reachable_next_level): Add inlinable_function argument
3890 (sjlj_find_directly_reachable_regions): Update.
3891 (add_reachable_handler): Do not set saw_any_handlers.
3892 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3893 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3894 Add new inlinable call parameter.
3895 (can_throw_internal, can_throw_external): Update.
3896 * except.h (can_throw_internal_1, can_throw_external_1,
3897 foreach_reachable_handler): Update declaration.
3899 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3901 * config/arm/t-arm-coff, config/h8300/coff.h,
3902 config/i386/i386-aout.h, config/i386/i386-coff.h,
3903 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3904 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3905 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3906 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3907 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3908 sys-types.h: Remove.
3909 * Makefile.in: Remove protoize and fixproto support and references
3911 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3912 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3914 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3915 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3916 unprotoize$(exeext).
3917 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3918 (.PHONY): Don't depend on proto.
3919 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3920 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3921 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3922 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3923 build/gen-protos.o, build/scan.o, xsys-protos.h,
3924 build/fix-header$(build_exeext), build/fix-header.o,
3925 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3926 stmp-install-fixproto): Remove.
3927 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3928 SYSCALLS.c or fixproto files.
3929 (install-common): Don't install protoize.
3930 (install-headers-tar, install-headers-cpio, install-headers-cp):
3931 Don't depend on $(STMP_FIXPROTO).
3932 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3933 install fixproto files or write out fixproto settings.
3934 (uninstall): Don't uninstall protoize.
3935 * config.gcc (use_fixproto): Remove.
3936 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3937 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3938 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3939 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3940 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3941 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3942 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3943 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3944 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3945 * config/t-vxworks (STMP_FIXPROTO): Remove.
3946 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3947 STMP_FIXPROTO): Remove.
3948 * config.in, configure: Regenerate.
3949 * crtstuff.c (gid_t, uid_t): Don't undefine.
3950 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3951 (arm-*-coff, arm-*-aout: Remove target entries.
3952 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3953 Remove mention of AIX 4.1.
3954 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3955 * doc/invoke.texi (Running Protoize): Remove.
3956 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3957 (Protoize Caveats): Remove.
3958 * tsystem.h: Update comments on headers assumed to exist.
3960 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3962 * genautomata.c: Add a new year to the copyright. Add a new
3964 (struct insn_reserv_decl): Add comments for member bypass_list.
3965 (find_bypass): Remove.
3966 (insert_bypass): New.
3967 (process_decls): Use insert_bypass.
3968 (output_internal_insn_latency_func): Output all bypasses with the
3969 same input insn in one switch case.
3971 * rtl.def (define_bypass): Describe bypass choice.
3972 * doc/md.texi (define_bypass): Ditto.
3974 2009-03-27 Richard Guenther <rguenther@suse.de>
3976 * gimplify.c (mark_addressable): Export.
3977 * tree-flow.h (mark_addressable): Declare.
3978 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3979 * tree-ssa.c (verify_phi_args): Verify that address taken
3980 variables have TREE_ADDRESSABLE set.
3982 2009-03-27 Richard Guenther <rguenther@suse.de>
3984 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3985 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3986 Do not mark decls TREE_ADDRESSABLE.
3987 (build_fold_addr_expr): Adjust.
3988 (fold_addr_expr): Remove.
3989 (fold_unary): Use build_fold_addr_expr.
3990 (fold_comparison): Likewise.
3991 (split_address_to_core_and_offset): Likewise.
3992 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3994 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3995 (gimplify_modify_expr_to_memcpy): Mark source and destination
3997 * omp-low.c (create_omp_child_function): Mark the object decl
3999 (lower_rec_input_clauses): Mark the var we take the address of
4001 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4006 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4007 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4009 2009-03-27 Richard Guenther <rguenther@suse.de>
4011 PR tree-optimization/39120
4012 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4014 (handle_lhs_call): Process return constraints. Add escape
4015 constraints if necessary.
4016 (handle_const_call): Fill out return constraints. Make nested
4017 case more precise. Avoid consttmp if possible.
4018 (handle_pure_call): Fill out return constraints. Avoid
4019 callused if possible.
4020 (find_func_aliases): Simplify call handling.
4022 2009-03-27 Richard Guenther <rguenther@suse.de>
4024 PR tree-optimization/39120
4025 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4026 as a representative.
4027 (solve_graph): Do propagate CALLUSED.
4028 (handle_pure_call): Use a scalar constraint from CALLUSED for
4030 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4033 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4036 * c-common.c (handle_aligned_attribute): Properly check alignment
4037 overflow. Use (1U << i) instead of (1 << i).
4039 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4041 * expr.h (get_mem_align_offset): Updated.
4043 * tree.h (tree_decl_common): Change align to "unsigned int" and
4044 move it before pointer_alias_set.
4046 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4047 Jakub Jelinek <jakub@redhat.com>
4050 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4051 gr_register_operand with gr_reg_or_0_operand.
4052 (cmpxchg_rel_di): Likewise.
4053 (sync_lock_test_and_set<mode>): Likewise.
4055 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4057 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4058 (true_regnum): Likewise.
4060 * rtlanal.c (subreg_info): Moved to ...
4061 * rtl.h (subreg_info): Here. New.
4062 (subreg_get_info): New.
4064 * rtlanal.c (subreg_get_info): Make it extern.
4066 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/i386.c (ix86_abi): New.
4070 (override_options): Handle -mabi=.
4071 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4072 (ix86_call_abi_override): Likewise.
4073 (init_cumulative_args): Likewise.
4074 (function_arg_advance): Likewise.
4075 (function_arg_64): Likewise.
4076 (function_arg): Likewise.
4077 (ix86_pass_by_reference): Likewise.
4078 (ix86_function_value_regno_p): Likewise.
4079 (ix86_build_builtin_va_list_abi): Likewise.
4080 (setup_incoming_varargs_64): Likewise.
4081 (is_va_list_char_pointer): Likewise.
4082 (ix86_init_machine_status): Likewise.
4083 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4084 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4085 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4086 (ix86_function_abi): Make it static and return enum calling_abi.
4087 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4089 (ix86_fn_abi_va_list): Updated.
4091 * config/i386/i386.h (ix86_abi): New.
4092 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4093 (CONDITIONAL_REGISTER_USAGE): Likewise.
4094 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4095 (machine_function): Likewise.
4097 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4099 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4100 (STACK_BOUNDARY): Likewise.
4101 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4103 * config/i386/i386.opt (mabi=): New.
4105 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4106 return enum calling_abi.
4107 (ix86_function_type_abi): Likewise.
4108 (ix86_function_abi): Removed.
4110 * doc/invoke.texi: Document -mabi= option for x86.
4112 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4114 * builtins.c (real_dconstp): Delete.
4115 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4117 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4118 Jakub Jelinek <jakub@redhat.com>
4121 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4122 (gen_subprogram_die): When a function is explicit, generate the
4123 DW_AT_explicit attribute.
4124 * langhooks.h (struct lang_hooks_for_decls): Add
4125 function_decl_explicit_p langhook.
4126 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4127 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4129 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4131 * builtins.c (fold_builtin_memory_op): Optimize memmove
4132 into memcpy if we can prove source and destination don't overlap.
4134 * tree-inline.c: Include gt-tree-inline.h.
4135 (clone_fn_id_num): New variable.
4136 (clone_function_name): New function.
4137 (tree_function_versioning): Use it.
4138 * Makefile.in (GTFILES): Add tree-inline.c.
4140 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4142 * BASE-VER: Change to 4.5.0.
4144 2009-03-27 Xinliang David Li <davidxl@google.com>
4146 PR tree-optimization/39557
4147 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4149 2009-03-27 Xinliang David Li <davidxl@google.com>
4151 PR tree-optimization/39548
4152 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4155 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4157 * c-common.c (pointer_int_sum): Use %wd on return from
4160 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4162 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4163 on return from tree_low_cst.
4165 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4168 * ginclude/stdarg.h (va_copy): Define also for
4169 __GXX_EXPERIMENTAL_CXX0X__.
4171 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4174 * builtins.h (c_strlen): Do not warn here.
4175 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4176 * c-common.c (pointer_int_sum): Take an explicit location.
4177 Warn about offsets out of bounds.
4178 * c-common.h (pointer_int_sum): Adjust declaration.
4180 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4182 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4185 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4188 * opts.c (warn_if_disallowed_function_p): Don't assume
4189 get_callee_fndecl must return non-NULL.
4191 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4193 PR rtl-optimization/39522
4194 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4195 when reg_reloaded_valid is set.
4197 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4199 * config/spu/divv2df3.c: New file.
4200 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4201 (DPBIT_FUNCS): Filter out _div_df.
4203 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4205 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4206 a jump insn, count that jump in the distance to the loop start.
4208 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4211 * config/sh/sh.c (calc_live_regs): Fix condition for global
4212 registers except PIC_OFFSET_TABLE_REGNUM.
4214 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4217 * doc/invoke.texi (-mconsole): New.
4221 (-mnop-fun-dllimport): New.
4225 (sub section "i386 and x86-64 Windows Options"): New.
4227 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4229 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4230 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4232 2009-03-25 Richard Guenther <rguenther@suse.de>
4235 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4238 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4240 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4241 neither of haifa/selective schedulers are working.
4243 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4245 * doc/invoke.texi (Debugging Options): Fix description of
4246 -fno-merge-debug-strings.
4248 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4250 * config/cris/libgcc.ver: New version-script.
4251 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4253 * configure.ac <GAS features, nop mnemonic>: Add pattern
4254 crisv32-*-* for "nop".
4255 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4256 * configure: Regenerate.
4258 2009-03-24 Ira Rosen <irar@il.ibm.com>
4260 PR tree-optimization/39529
4261 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4262 mark_sym_for_renaming for the tag copied to the new vector
4265 2009-03-24 Arthur Loiret <aloiret@debian.org>
4267 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4268 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4269 EXTRA_SPEC_FUNCTIONS.
4270 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4271 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4272 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4273 -march and -mtune options.
4275 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4277 * config/m68k/t-rtems: Add m5329 multilib.
4279 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4280 Jakub Jelinek <jakub@redhat.com>
4283 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4286 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4289 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4290 instead of c_parser_expression_conv, if original_code isn't one of the
4291 4 allowed comparison codes, fail.
4293 2009-03-23 Richard Guenther <rguenther@suse.de>
4295 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4296 * tree.h (struct tree_type): Likewise.
4297 * reload.h (struct insn_chain): Likewise.
4298 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4299 * function.h (struct function): Likewise.
4300 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4302 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4304 PR tree-optimization/39516
4305 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4307 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4309 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4310 should be set true if BITS_PER_WORD of target is bigger than 32
4312 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4314 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4315 Translate -B-options to -rpath-link. Correct existing
4316 rpath-link and conditionalize on !nostdlib.
4318 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4320 * doc/extend.texi (Function Attributes, Variable Attributes):
4322 * doc/invoke.texi (Debugging Options, Optimize Options)
4323 (i386 and x86-64 Options, MCore Options): Likewise.
4325 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4328 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4329 it for block local namespace aliases.
4330 (gen_decl_die): Pass context_die to gen_namespace_die.
4332 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4335 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4336 minimum or maximum value.
4338 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4340 * reginfo.c (globalize_reg): Recompute derived reg sets.
4342 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4345 * libgcc2.c (mprotect): Do not use signed arguments for
4346 VirtualProtect, use DWORD arguments. Also fix the 'may
4347 be used uninitialized' warning for the np variable.
4349 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4352 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4353 functions using regparm calling conventions when not optimizing.
4354 (ix86_function_sseregparm): Similarly for sseregparm calling
4357 2009-03-19 Li Feng <nemokingdom@gmail.com>
4360 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4361 dependence if the first conflict is after niter iterations.
4363 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4366 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4367 functions with dynamic stack-pointer adjustments.
4369 2009-03-19 Ben Elliston <bje@au.ibm.com>
4371 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4372 option; change to -msdata=data.
4374 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4376 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4379 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4382 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4384 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4386 * doc/invoke.texi (Code Gen Options): Expand discussion of
4389 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4391 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4392 * matrix-reorg.c (struct matrix_info): Likewise.
4393 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4394 * rtl.h (struct mem_attrs): Likewise.
4395 * df.h (struct df): Likewise.
4396 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4397 * ira-int.h (struct ira_allocno): Likewise.
4398 * df-scan.c (struct df_collection_rec): Likewise.
4399 * ira.c (struct equivalence): Likewise.
4400 * function.c (struct temp_slot): Likewise.
4401 * cfgloop.h (struct loop): Likewise.
4404 * function.c (use_register_for_decl): When not optimizing, disregard
4405 register keyword for variables with types containing methods.
4407 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4410 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4411 (is_simple_operand): Call contains_component_ref_p before calling data
4412 reference analysis that would fail on COMPONENT_REFs.
4414 * tree-vrp.c (search_for_addr_array): Fix formatting.
4416 2009-03-18 Richard Guenther <rguenther@suse.de>
4418 * tree-vect-transform.c (vect_loop_versioning): Fold the
4419 generated comparisons.
4420 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4421 (slpeel_tree_peel_loop_to_edge): Likewise.
4423 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4426 * opts.c (print_specific_help): In addition to `undocumented',
4427 accept `separate' and `joined' flags if passed alone. Describe
4428 output by the first matched one of those.
4429 (common_handle_option): Skip over empty strings.
4430 * gcc.c (display_help): Fix help string for `--help='.
4431 * doc/invoke.texi (Option Summary, Overall Options): With
4432 `--help=', classes and qualifiers can both be repeated, but
4433 only the latter can be negated. One should not pass only
4434 negated qualifiers. Fix markup and examples.
4437 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4439 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4440 and -fhelp=separate.
4442 2009-03-17 Jing Yu <jingyu@google.com>
4445 * function.h (struct rtl_data): Move is_thunk from here...
4446 (struct function): ...to here.
4447 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4448 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4450 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4452 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4453 (alpha_output_function_end_prologue): Likewise.
4454 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4455 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4456 (rs6000_output_function_epilogue): Likewise.
4457 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4459 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4462 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4463 from different units in a single alternative.
4464 (*truncdfsf_i387): Ditto.
4465 (*truncxfsf2_mixed): Ditto.
4466 (*truncxfdf2_mixed): Ditto.
4468 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4470 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4471 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4474 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4475 unused non-artificial variables when not optimizing.
4478 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4479 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4480 NAMESPACE_DECL in its DECL_INITIAL.
4483 * optabs.c (set_user_assembler_libfunc): New function.
4484 * expr.h (set_user_assembler_libfunc): New prototype.
4485 * c-common.c: Include libfuncs.h.
4486 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4487 for memcmp, memset, memcpy, memmove and abort.
4488 * Makefile.in (c-common.o): Depend on libfuncs.h.
4491 * dwarf2out.c (gen_inlined_enumeration_type_die,
4492 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4493 gen_tagged_type_instantiation_die): Removed.
4494 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4497 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4500 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4502 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4503 (check-parallel-%): Ditto.
4504 (check-consistency): Ditto.
4506 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4508 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4509 local variable rhs by NULL_TREE.
4511 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4514 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4516 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4519 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4521 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4524 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4525 for ms->sysv ABI calls only in 64bit mode.
4527 * config/i386/i386.md (untyped_call): Support 32bit.
4529 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4531 * doc/extend.texi: Replace x86_65 with x86_64.
4533 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4535 PR tree-optimization/39455
4536 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4537 mismatches for POINTER_TYPE_P (type).
4538 (number_of_iterations_le): Likewise.
4540 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4542 * config/picochip/picochip.c: Removed profiling support.
4543 * config/picochip/picochip.md: Removed profiling instruction.
4544 * config/picochip/picochip.h: Removed profiling builtin.
4546 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4548 * doc/install.texi (--with-host-libstdcxx): Document.
4550 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4553 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4554 generate a warning if the function name does not begin with
4555 "__vector" and the function has either the 'signal' or 'interrupt'
4556 attribute, from here to ...
4557 (avr_declare_function_name): ...here. New function.
4558 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4559 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4561 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4564 * cse.c (fold_rtx): Don't modify original const_arg1 when
4565 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4566 separate variable instead.
4567 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4568 from out of range shift counts.
4569 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4571 2008-03-13 Catherine Moore <clm@codesourcery.com>
4573 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4574 diagnostic.h with $(DIAGNOSTIC_H).
4576 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4579 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4581 * config/i386/sync.md (sync_compare_and_swap<mode>,
4582 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4583 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4585 (sync_double_compare_and_swapdi_pic,
4586 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4587 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4589 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4592 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4594 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4597 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4598 (avx_addsubv4df3): Likewise.
4599 (*avx_addsubv4sf3): Likewise.
4600 (sse3_addsubv4sf3): Likewise.
4602 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4605 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4607 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4610 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4611 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4612 registers for allocnos created from user-defined variables.
4614 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4617 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4618 of non-integer mode as well.
4620 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4622 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4623 for functions for which the parameter types are unknown.
4625 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4628 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4629 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4630 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4631 * config/i386/i386.c (ix86_local_alignment): For
4632 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4633 long long variables on the stack to avoid dynamic realignment.
4634 Allow the first argument to be a decl rather than type.
4635 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4637 2009-03-11 Nick Clifton <nickc@redhat.com>
4640 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4642 Add description to mno-lsim option.
4643 * config/mcore/mcore.h: Remove comment about deprecated m4align
4645 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4646 * doc/invoke.texi: Add description of mno-lsim and
4647 mstack-increment options.
4649 * config/fr30/fr30.opt: Document the -mno-lsim option.
4650 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4651 and -mno-lsim options.
4653 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4655 * fold-const.c (fold_comparison): Only call fold_inf_compare
4656 if the mode supports infinities.
4658 2009-03-11 Jason Merrill <jason@redhat.com>
4661 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4662 end already did. Notice GIMPLE_CALL modifications of the result.
4663 Don't copy debug information from an ignored decl or a decl from
4666 2009-03-10 Richard Guenther <rguenther@suse.de>
4667 Nathan Froyd <froydnj@codesourcery.com>
4670 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4671 (__divMODE3): Likewise.
4673 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4675 PR tree-optimization/39394
4676 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4677 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4679 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4681 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4682 inline asms for register asm ("") declarations.
4684 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4686 * fold-const.c (fold_unary): Fix comment.
4688 2009-03-07 Jan Hubicka <jh@suse.cz>
4691 * tree-inline.c (setup_one_parameter): Do replacement of const
4692 argument by constant in SSA form.
4694 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4697 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4698 determine alignment passed to assign_stack_local.
4699 (assign_parms_unsplit_complex): Likewise.
4700 * except.c (sjlj_build_landing_pads): Likewise.
4702 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4705 * tree-flow.h (add_referenced_var): Return bool instead of void.
4706 * tree-dfa.c (add_referenced_var): Return result of
4707 referenced_var_check_and_insert call.
4708 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4709 of referenced_var_check_and_insert.
4712 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4713 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4714 DIE, don't emit it if abstract origin already has it.
4715 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4716 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4718 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4720 * genpreds.c (needs_variable): Fix parentheses at variable name
4722 (write_tm_constrs_h): Indent generated code.
4724 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4726 * doc/extend.texi (Function Attributes): Add documentation
4729 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4732 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4733 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4735 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4737 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4740 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4743 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4744 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4746 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4748 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4749 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4750 constants instead of magic numbers.
4751 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4753 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4754 (x86_64_ms_abi_int_parameter_registers): Ditto.
4755 (x86_64_int_return_registers): Ditto.
4756 (ix86_maybe_switch_abi): Ditto.
4757 (ix86_expand_call): Ditto for clobbered_registers array.
4758 (ix86_hard_regno_mode_ok): Ditto.
4759 (x86_extended_QIreg_mentioned_p): Ditto.
4761 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4763 PR tree-optimization/39349
4764 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4766 * combine.c (gen_lowpart_for_combine): Use omode when generating
4769 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4771 PR rtl-optimization/39235
4772 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4774 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4776 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4778 2009-03-04 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/39362
4781 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4782 that occur in abnormal PHIs should be varying.
4784 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4786 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4788 (simple_iv): Take loop as an argument instead of statement.
4789 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4790 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4792 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4794 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4795 * matrix-reorg.c (analyze_transpose): Ditto.
4796 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4797 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4798 * tree-predcom.c (ref_at_iteration): Ditto.
4799 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4801 2009-03-04 Richard Guenther <rguenther@suse.de>
4803 PR tree-optimization/39358
4804 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4805 escaped_id and callused_id.
4806 (solve_graph): Likewise.
4808 2009-03-04 Richard Guenther <rguenther@suse.de>
4810 PR tree-optimization/39339
4811 * tree-sra.c (try_instantiate_multiple_fields): Make it
4812 no longer ICE on the above.
4814 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4816 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4817 that fits within Pmode.
4819 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4822 * tm.texi (LIBCALL_VALUE): Update description.
4824 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4827 * doc/extend.texi (section): Update description.
4829 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4832 * tree-inline.c (remapped_type): New.
4833 (can_be_nonlocal): Call remapped_type instead of remap_type.
4835 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4838 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4839 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4841 2009-03-03 Richard Guenther <rguenther@suse.de>
4844 * tree.c (tree_nonartificial_location): New function.
4845 * tree.h (tree_nonartificial_location): Declare.
4846 * builtins.c (expand_builtin_memory_chk): Provide location
4847 of the call location for artificial function pieces.
4848 (maybe_emit_chk_warning): Likewise.
4849 (maybe_emit_sprintf_chk_warning): Likewise.
4850 (maybe_emit_free_warning): Likewise.
4851 * expr.c (expand_expr_real_1): Likewise.
4853 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4855 PR tree-optimization/39343
4856 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4857 COMPONENT_REF t has ARRAY_TYPE.
4859 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4862 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4863 when the type precision of the induction variable should be
4864 larger than the type precision of nit.
4865 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4866 * graphite.c (graphite_loop_normal_form): Same.
4867 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4869 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4871 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4872 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4873 numbers to describe clobbered registers.
4874 (*call_value_0_rex64_ms_sysv): Ditto.
4875 * config/i386/mmx.md (mmx_emms): Ditto.
4878 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4880 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4883 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4885 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4886 (spu_section_type_flags): New function.
4888 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4890 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4891 reg_class_contents of FLOAT_REGS into a temporary.
4893 2009-03-02 Richard Guenther <rguenther@suse.de>
4894 Ira Rosen <irar@il.ibm.com>
4896 PR tree-optimization/39318
4897 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4898 information to the vectorized statement.
4900 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4902 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4903 variable. Use defined names instead of magic constants for REX SSE
4906 2009-03-01 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/39331
4909 * omp-low.c (lower_send_shared_vars): Do not receive new
4910 values for the reference of DECL_BY_REFERENCE parms or results.
4912 2009-03-01 Jan Hubicka <jh@suse.cz>
4915 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4916 BLOCK_NONLOCALIZED_VAR): New macros.
4917 (tree_block): Add nonlocalized_vars.
4918 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4919 gen_decl_die): Add origin argument. Allow generation of die with
4920 origin at hand only.
4921 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4922 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4924 (gen_block_die): Fix checking for unused blocks.
4925 (process_scope_var): Break out from .... ; work with origins only.
4926 (decls_for_scope) ... here; process nonlocalized list.
4927 (dwarf2out_ignore_block): Look for nonlocalized vars.
4928 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4930 (dump_scope_block): Dump them.
4931 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4932 (remap_block): Likewise.
4933 (can_be_nonlocal): New predicate.
4934 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4936 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4938 * configure: Regenerate.
4940 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4942 * optc-gen.awk: No need to duplicate option flags twice.
4943 Reuse help texts for duplicate options which do not have any.
4945 * gcc.c (display_help): Document --version.
4947 * gcc.c (main): If print_help_list and verbose_flag, ensure
4948 driver output comes before subprocess output.
4950 * optc-gen.awk: Assign all remaining fields to help string,
4951 space-separated, for multi-line help in *.opt.
4953 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4954 -Wno-pedantic-ms-format is for MinGW targets only.
4956 * doc/options.texi (Option file format): Fix bad indentation,
4957 restoring dropped sentence.
4959 2009-02-28 Jan Hubicka <jh@suse.cz>
4961 * tree-inline.c (tree_function_versioning): Output debug info.
4963 2009-02-28 Jan Hubicka <jh@suse.cz>
4966 * tree-inline.c (setup_one_parameter): Do not copy propagate
4967 arguments when not optimizing.
4969 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4972 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4973 (avx_addsubv4df3): Likewise.
4974 (*avx_addsubv4sf3): Likewise.
4975 (sse3_addsubv4sf3): Likewise.
4976 (*avx_addsubv2df3): Likewise.
4977 (sse3_addsubv2df3): Likewise.
4978 (avx_unpckhps256): Correct item selectors.
4979 (avx_unpcklps256): Likewise.
4980 (avx_unpckhpd256): Likewise.
4981 (avx_unpcklpd256): Likewise.
4983 2009-02-28 Jan Hubicka <jh@suse.cz>
4985 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4987 (copy_arguments_for_versioning): If var is declared don't declare it.
4988 (tree_function_versioning): First setup substitutions and then copy
4991 2009-02-27 Jan Hubicka <jh@suse.cz>
4994 * cgraph.h (varpool_output_debug_info): Remove.
4995 * cgraphunit.c (varpool_output_debug_info): Remove.
4996 * dwarf2out.c (deferred_locations_struct): New struct
4997 (deferred_locations): New type.
4998 (deferred_locations_list): New static var.
4999 (deffer_location): New function.
5000 (gen_variable_die): Use it.
5001 (decls_for_scope): Output info on local static vars.
5002 (dwarf2out_finish): Process deferred locations.
5003 * varpool.c (varpool_output_debug_info): Remove.
5005 2009-02-27 Jan Hubicka <jh@suse.cz>
5008 * tree.h (TREE_PROTECTED): Fix comment.
5009 (BLOCK_HANDLER_BLOCK): Remove.
5010 (struct tree_block): Remove handler_block add body_block.
5011 (inlined_function_outer_scope_p): New.
5012 (is_body_block): Remove.
5013 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5014 * dwarf2out.c (is_inlined_entry_point): Remove.
5015 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5016 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5018 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5019 * gimplify.c (gimplify_expr): Gimplify body blocks.
5020 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5021 block with multiple subblocks.
5022 (dump_scope_block): Prettier output; dump more flags and info.
5023 (dump_scope_blocks): New.
5024 (remove_unused_locals): Use dump_scope_blocks.
5025 * tree-flow.h (dump_scope_blocks): Declare.
5026 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5027 * stmt.c (is_body_block): Remove.
5028 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5029 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5031 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5034 * graphite.c (graphite_loop_normal_form): Do not call
5035 number_of_iterations_exit from a gcc_assert.
5037 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5039 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5040 jumps if COND is NULL.
5041 (find_cond_jump): New function.
5042 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5043 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5045 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5047 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5048 force_const_mem returns NULL_RTX.
5050 2009-02-26 Jan Hubicka <jh@suse.cz>
5053 * cgraph.h (varpool_output_debug_info): Remove.
5054 * cgraphunit.c (varpool_output_debug_info): Remove.
5055 * dwarf2out.c (deferred_locations_struct): New struct
5056 (deferred_locations): New type.
5057 (deferred_locations_list): New static var.
5058 (deffer_location): New function.
5059 (gen_variable_die): Use it.
5060 (decls_for_scope): Output info on local static vars.
5061 (dwarf2out_finish): Process deferred locations.
5062 * varpool.c (varpool_output_debug_info): Remove.
5064 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5066 PR rtl-optimization/39241
5067 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5068 to subreg_offset_representable_p.
5070 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5072 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5073 execute function prototype. Get f and nregs from max_reg_num
5074 and get_insns. Remove the first backward pass as it's dead,
5075 guard the forward pass by flag_expensive_optimizations.
5076 (rest_of_handle_regmove): Delete.
5077 (pass_regmove): Replace it with regmove_optimize.
5079 2009-02-25 Martin Jambor <mjambor@suse.cz>
5081 PR tree-optimization/39259
5082 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5083 calls_alloca function flags.
5084 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5087 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5089 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5090 flags_set_1_rtx, flags_set_1_set): Delete.
5091 (regmove_optimize): Do not call mark_flags_life_zones.
5093 2009-02-24 Julian Brown <julian@codesourcery.com>
5096 * config/arm/arm.c (require_pic_register): Only set
5097 cfun->machine->pic_reg once per function.
5099 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5101 * doc/invoke.texi (Link Options): Document an easier way to pass
5102 options that take arguments to the GNU linker using -Xlinker and -Wl.
5104 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5107 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5109 2009-02-24 Richard Guenther <rguenther@suse.de>
5112 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5114 2009-02-24 Richard Guenther <rguenther@suse.de>
5115 Zdenek Dvorak <ook@ucw.cz>
5117 PR tree-optimization/39233
5118 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5119 from converting them to a generic type.
5121 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5123 PR tree-optimization/39260
5124 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5125 contains a condition with a real type.
5126 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5128 2009-02-23 Jason Merrill <jason@redhat.com>
5131 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5132 narrowing_initializer_constant_valid_p.
5133 (narrowing_initializer_constant_valid_p): Don't return
5134 null_pointer_node for adding a pointer to itself.
5136 2009-02-23 Jan Hubicka <jh@suse.cz>
5139 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5142 2009-02-23 Jan Hubicka <jh@suse.cz>
5144 PR tree-optimization/37709
5145 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5146 * tree.h (block_ultimate_origin): Declare.
5147 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5148 * tree-ssa-live.c (remove_unused_scope_block_p):
5149 Eliminate blocks containig no instructions nor live variables nor
5151 (dump_scope_block): New function.
5152 (remove_unused_locals): Enable removal of dead blocks by default;
5153 enable dumping at TDF_DETAILS.
5155 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5157 * config/i386/i386.c (classify_argument): Don't allow COImode
5159 (function_arg_advance_32): Don't allow OImode.
5160 (function_arg_32): Likewise.
5161 (function_value_32): Likewise.
5162 (return_in_memory_32): Likewise.
5163 (function_arg_64): Remove OImode comment.
5165 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5168 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5169 ix86_expand_vector_set for V4DImode in 64bit mode only.
5170 (ix86_expand_vector_init_one_var): Likewise.
5172 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5174 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5176 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5179 * loop-iv.c: Revert last change.
5180 * emit-rtl.c: Likewise.
5182 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5185 * config/i386/i386.c (type_natural_mode): Remove an extra
5186 space in the warning message.
5187 (function_value_32): Handle 32-byte vector modes.
5188 (return_in_memory_32): Likewise.
5190 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5192 * loop-iv.c (truncate_value): New function.
5193 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5195 (lowpart_subreg): Move to...
5196 * emit-rtl.c: ...here.
5198 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5200 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5201 accidental and undocumented change at revision 140860.
5203 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5205 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5206 take gimple_seq * arguments.
5207 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5208 types_compatible_p langhook.
5210 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5211 Joseph Myers <joseph@codesourcery.com>
5213 * config/arm/arm.c (arm_builtin_va_list): New function.
5214 (arm_expand_builtin_va_start): Likewise.
5215 (arm_gimplify_va_arg_expr): Likewise.
5216 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5217 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5218 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5219 (va_list_type): New variable.
5220 (arm_mangle_type): Mangle va_list_type appropriately.
5222 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5225 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5226 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5227 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5228 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5229 parameter to 1000 for -O1 by default.
5230 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5232 * loop-invariant.c: Include params.h.
5233 (move_loop_invariants): Don't call move_single_loop_invariants on
5236 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5238 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5239 offset when calculating bounds for indexing stack_usage_map. Fixes
5240 a buffer overflow with certain target setups.
5242 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5245 * calls.c (expand_call): Clear try_tail_call if caller and callee
5246 disagree in promotion of function return value.
5248 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5251 * c-common.c (c_determine_visibility): If visibility changed and
5252 DECL_RTL has been already set, call make_decl_rtl to update symbol
5255 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5258 * varasm.c (assemble_variable): Don't check DECL_NAME when
5259 globalizing a variable.
5261 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5264 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5265 expression before any __builtin_trap call.
5266 * c-typeck.c (build_function_call): Convert and check function
5267 arguments before generating a call to a trap. Evaluate the
5268 function arguments before the trap.
5270 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5273 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5274 (UNSPEC_FXAM_MEM): New unspec.
5275 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5276 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5277 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5279 2009-02-19 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/39207
5282 PR tree-optimization/39074
5283 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5284 storedanything_tree): New.
5285 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5286 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5287 (build_succ_graph): Add edges from STOREDANYTHING to all
5289 (init_base_vars): Initialize STOREDANYTHING.
5290 (compute_points_to_sets): Free substitution info after
5291 building the succ graph.
5292 (ipa_pta_execute): Likewise.
5294 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5296 (do_ds_constraint): Do not add to special var or non-pointer
5298 (type_could_have_pointers): Split out from ...
5299 (could_have_pointers): ... here. For arrays use the element type.
5300 (create_variable_info_for): Initialize may_have_pointers.
5301 (new_var_info): Likewise.
5302 (handle_lhs_call): Make the HEAP variable unknown-sized.
5303 (intra_create_variable_infos): Use a type with pointers for
5304 PARM_NOALIAS, make it unknown-sized.
5306 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5309 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5311 2009-02-18 Jason Merrill <jason@redhat.com>
5314 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5315 value if DECL_EXTERNAL.
5316 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5317 * target.h (gcc_target::binds_local_p): Clarify "module".
5318 * tree.h (TREE_PUBLIC): Clarify "module".
5320 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5323 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5324 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5326 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5329 * c.opt (Wabi): Support C and ObjC.
5332 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5334 * config/i386/i386.c (classify_argument): Warn once about the ABI
5335 change when passing union with long double.
5337 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5339 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5342 * c-parser.c (c_parser_compound_statement): Always enter and leave
5345 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5348 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5350 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5352 PR tree-optimization/36922
5353 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5354 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5357 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5359 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5362 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5364 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5366 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5368 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5371 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5372 Richard Sandiford <rdsandiford@googlemail.com>
5374 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5375 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5376 (loongson_biadd): ...this.
5378 2009-02-17 Richard Guenther <rguenther@suse.de>
5380 PR tree-optimization/39202
5381 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5382 a var make sure to follow existing collapses.
5384 2009-02-17 Richard Guenther <rguenther@suse.de>
5387 * langhooks.c (lhd_print_error_function): Check for NULL block.
5389 2009-02-17 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/39204
5392 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5395 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5397 * config/soft-fp/double.h: Update from glibc CVS.
5399 2009-02-17 Richard Guenther <rguenther@suse.de>
5401 PR tree-optimization/39207
5402 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5403 strict-aliasing warnings for pointers pointing to NULL.
5405 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5408 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5409 skipping until next close brace.
5411 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5414 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5415 to function argument boundary.
5417 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5419 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5420 in the lea_add. Reload eventually constraints it properly.
5421 * config/picochip/constraints.md : Remove the target constraint
5422 "b", since it is not needed anymore.
5424 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5426 * gthr-dce.h: Uglify function parameter and local variable names.
5427 * gthr-gnat.h: Likewise.
5428 * gthr-mipssde.h: Likewise.
5429 * gthr-nks.h: Likewise.
5430 * gthr-posix95.h: Likewise.
5431 * gthr-posix.h: Likewise.
5432 * gthr-rtems.h: Likewise.
5433 * gthr-single.h: Likewise.
5434 * gthr-solaris.h: Likewise.
5435 * gthr-tpf.h: Likewise.
5436 * gthr-vxworks.h: Likewise.
5437 * gthr-win32.h: Likewise.
5439 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5442 * config/i386/i386.md: Restrict the new peephole2 to move
5443 between MMX/SSE registers.
5445 2009-02-15 Richard Guenther <rguenther@suse.de>
5448 2009-02-13 Richard Guenther <rguenther@suse.de>
5450 * configure.ac: Enable LFS.
5451 * configure: Re-generate.
5452 * config.in: Likewise.
5454 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5456 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5457 spu_srqwbyte, spu_srqwbytebc): Define.
5458 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5459 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5460 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5461 "shrqby_<mode>"): New insn-and-split patterns.
5462 * config/spu/spu.c (expand_builtin_args): Determine and return
5463 number of operands using spu_builtin_description data.
5464 (spu_expand_builtin_1): Use it.
5466 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5469 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5472 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5475 * config/i386/i386.c (override_options): Correct warning
5476 messages for -malign-loops, -malign-jumps and -malign-functions.
5478 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5481 * config/i386/i386.md: Restrict the new peephole2 to move
5482 between the general purpose registers.
5484 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5487 * config/i386/i386.c (type_natural_mode): Add a new argument.
5488 Return the original mode and warn ABI change if vector size is 32byte.
5489 (function_arg_advance): Updated.
5490 (function_arg): Likewise.
5491 (ix86_function_value): Likewise.
5492 (ix86_return_in_memory): Likewise.
5493 (ix86_sol10_return_in_memory): Likewise.
5494 (ix86_gimplify_va_arg): Likewise.
5495 (function_arg_32): Don't warn ABX ABI change here.
5496 (function_arg_64): Likewise.
5498 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5500 * loop-iv.c (implies_p): In the final case, test that operands 0
5501 of the two comparisons match.
5503 * config/bfin/bfin.c (find_prev_insn_start): New function.
5504 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5505 (find_next_insn_start): Move.
5507 2009-02-13 Richard Guenther <rguenther@suse.de>
5509 * configure.ac: Enable LFS.
5510 * configure: Re-generate.
5511 * config.in: Likewise.
5513 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5516 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5517 sizes on syntax error after some arguments have been parsed.
5519 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5521 * doc/invoke.texi (-fira): Remove.
5523 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5525 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5526 * recog.c: Likewise.
5529 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5531 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5532 (umul_ppmm): Likewise.
5533 (count_leading_zeros): Likewise.
5534 (count_trailing_zeros): Likewise.
5535 (UMUL_TIME): Likewise.
5537 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5539 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5540 soft-fp/t-softfp to tmake_file.
5542 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5543 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5544 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5545 IA64_BUILTIN_INFQ]: New.
5546 (ia64_init_builtins): Initialize __builtin_infq,
5547 __builtin_fabsq and __builtin_copysignq if not HPUX.
5548 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5549 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5551 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5553 (__fixtfti): Likewise.
5554 (__fixunstfti): Likewise.
5555 (__floattitf): Likewise.
5557 * config/ia64/libgcc-glibc.ver: New.
5558 * config/ia64/t-fprules-softfp: Likewise.
5559 * config/ia64/sfp-machine.h: Likewise.
5561 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5562 (LIBGCC2_TF_CEXT): Likewise.
5563 (TF_SIZE): Likewise.
5564 (TARGET_INIT_LIBFUNCS): Likewise.
5566 * config/ia64/t-glibc (SHLINB_MAPFILES):
5567 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5569 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5571 * config/i386/i386.c (construct_container): Rewrite processing
5572 BLKmode with X86_64_SSE_CLASS.
5574 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5577 * config/i386/i386.md: Replace simplify_replace_rtx with
5578 replace_rtx in the new peephole2.
5580 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5582 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5583 loop unrolling do not happen at -O2.
5585 2009-02-12 Michael Matz <matz@suse.de>
5587 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5589 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5591 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5594 2009-02-12 Ben Elliston <bje@au.ibm.com>
5596 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5597 patterns when updating the back chain. Missed in the 2009-02-10
5600 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5602 * doc/extend.texi (Decimal Floating Types): Update identifier of
5603 draft TR and list of missing support.
5605 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5608 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5609 bit to variable length decl's flags, add it also to its
5610 pointer replacement variable.
5612 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5613 Jakub Jelinek <jakub@redhat.com>
5616 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5617 (memory_blockage): New expander.
5618 (*memory_blockage): New insn pattern.
5619 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5620 instead of general blockage at the end of function prologue when
5621 frame pointer is used to access red zone area. Do not emit blockage
5622 when profiling, it is emitted in generic code.
5623 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5624 function epilogue when frame pointer is used to access red zone area.
5626 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5629 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5630 by arithmetic with memory operands.
5631 * config/i386/predicates.md (commutative_operator): New.
5633 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5635 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5638 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5640 * alias.h (record_alias_subset): Declare.
5641 * alias.c (record_alias_subset): Make global.
5643 2009-02-10 Nick Clifton <nickc@redhat.com>
5645 * tree-parloops.c: Change license to GPLv3.
5646 * ipa-struct-reorg.c: Change license to GPLv3.
5647 * ipa-struct-reorg.h: Change license to GPLv3.
5649 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5652 * c-decl.c (start_struct): Return NULL on error.
5654 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5657 * cfgloopmanip.c (remove_path): Call remove_bbs after
5658 cancel_loop_tree, not before it.
5661 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5662 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5663 VAR_DECLs were seen.
5664 * tree-ssa-live.c (remove_unused_locals): Recompute
5665 cfun->has_local_explicit_reg_vars.
5666 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5667 copies or clearings if cfun->has_local_explicit_reg_vars.
5669 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5673 of function prologue when frame pointer is used to access
5676 2009-02-10 Richard Guenther <rguenther@suse.de>
5679 * gimplify.c (gimple_regimplify_operands): Always look if
5680 we need to create a temporary.
5682 2009-02-10 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/39132
5685 * tree-loop-distribution.c (todo): New global var.
5686 (generate_memset_zero): Trigger TODO_rebuild_alias.
5687 (tree_loop_distribution): Return todo.
5689 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5692 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5693 (x86_64_reg_class_name): Removed.
5694 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5695 first one isn't X86_64_SSE_CLASS or any other ones aren't
5696 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5697 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5698 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5699 and 3 X86_64_SSEUP_CLASS.
5700 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5701 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5703 2009-02-10 Ben Elliston <bje@au.ibm.com>
5705 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5706 form instruction to update the stack back chain word, even if the
5707 user has disabled the generation of update instructions.
5708 (movdi_<mode>_update_stack): New.
5709 (movsi_update_stack): Likewise.
5710 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5711 always use an update form instruction to update the stack back
5714 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5717 * graphite.c (if_region_set_false_region): After moving a region in
5718 the false branch of a condition, remove the empty dummy basic block.
5719 (gloog): Remove wrong fix for PR38953.
5721 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5723 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5724 generation due to implicit sign extension.
5726 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5729 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5730 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5732 2009-02-09 Richard Guenther <rguenther@suse.de>
5735 * convert.c (convert_to_real): Disable (float)fn((double)x)
5736 to fnf(x) conversion if errno differences may occur and
5737 -fmath-errno is set.
5739 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5741 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5742 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5743 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5745 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5748 * c-common.c (handle_alias_attribute): Disallow attribute for
5749 anything not a FUNCTION_DECL or VAR_DECL.
5751 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5754 * real.c (do_compare): Special-case compare of zero against
5755 decimal float value.
5757 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5760 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5761 as indicating flexible array members unless the field itself is
5762 being declarared as the incomplete array.
5764 2009-02-06 Jan Hubicka <jh@suse.cz>
5766 PR tree-optimization/38844
5767 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5770 2009-02-06 Richard Guenther <rguenther@suse.de>
5773 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5774 fork because we may expand it as __gcov_fork.
5776 2009-02-06 Nick Clifton <nickc@redhat.com>
5778 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5780 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5782 PR tree-optimization/35659
5783 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5784 vn_phi_eq): Shortcut if hashcode does not match.
5785 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5787 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5788 and avoid iterative_hash_expr.
5789 (FOR_EACH_VALUE_ID_IN_SET): New.
5790 (value_id_compare): Remove.
5791 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5792 sort expressions by value id.
5794 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5797 * config/sh/predicates.md (general_movsrc_operand): Don't check
5798 the subreg of system registers here.
5800 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5803 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5806 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5808 PR rtl-optimization/39110
5809 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5810 addresses, not aligned ones.
5812 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5813 Richard Guenther <rguenther@suse.de>
5815 PR tree-optimization/39100
5816 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5817 comment says and add edges.
5819 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5822 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5823 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5825 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5827 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5828 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5829 register_bb_in_sese, new_sese, free_sese): Moved.
5830 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5831 outermost_loop_in_scop, build_scop_iteration_domain,
5832 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5833 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5834 Use loop_in_sese_p instead of loop_in_scop_p.
5835 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5836 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5837 (scopdet_basic_block_info): Fix bug in scop detection.
5838 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5839 eq_loop_to_cloog_loop): Remove.
5840 (nb_loops_around_loop_in_scop, nb_loop
5841 ref_nb_loops): Moved here...
5842 * graphite.h (ref_nb_loops): ... from here.
5843 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5844 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5845 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5846 * testsuite/gcc.dg/graphite/scop-19.c: New
5848 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5849 Hans-Peter Nilsson <hp@axis.com>
5851 PR rtl-optimization/37889
5852 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5853 Move offset handling from PLUS to before the switch. Use new
5854 arguments when considering SYMBOL_REFs too.
5855 (rtx_addr_can_trap_p): Pass dummy offset and size.
5856 (enum may_trap_p_flags): Remove.
5857 (may_trap_p_1): Pass size from MEM_SIZE.
5859 PR rtl-optimization/38921
5860 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5861 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5862 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5863 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5865 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5867 AVX Programming Reference (January, 2009)
5868 * config/i386/sse.md (*vpclmulqdq): New.
5870 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5872 PR tree-optimization/38977
5873 PR gcov-profile/38292
5874 * calls.c (special_function_p): Disregard __builtin_ prefix.
5876 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5878 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5879 non-indexable addresses even before reload.
5881 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5884 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5885 as having variable size. Do not give an error for unnamed
5886 parameters with [*] declarators. Give a warning for type names
5887 with [*] declarators and mark them as variable size.
5888 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5889 for sizeof applied to [*] type names.
5891 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5894 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5896 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5898 * gcc.c (process_command): Update copyright notice dates.
5899 * gcov.c (print_version): Likewise.
5900 * gcov-dump.c (print_version): Likewise.
5901 * mips-tfile.c (main): Likewise.
5902 * mips-tdump.c (main): Likewise.
5904 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5907 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5908 for composite type involving a zero-length array type.
5910 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5913 * function.c (match_asm_constraints_1): Skip over
5914 initial optional % in the constraint.
5917 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5918 supported, don't accept FIXED_CSTs.
5919 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5920 and _Sat is used without _Fract/_Accum. Set specs->type to
5921 integer_type_node for cts_fract/cts_accum if fixed point is not
5924 2009-02-02 Catherine Moore <clm@codesourcery.com>
5926 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5928 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5930 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5931 (ABI_HAS_64BIT_SYMBOLS): Use it.
5932 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5934 2009-02-02 Paul Brook <paul@codesourcery.com>
5936 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5938 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5941 * recog.h (asm_operand_ok): Add constraints argument.
5942 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5943 recurse on matching constraint.
5944 (check_asm_operands): Pass constraints as 3rd argument to
5945 asm_operand_ok. Don't look up matching constraint here.
5946 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5949 2009-02-02 Ben Elliston <bje@au.ibm.com>
5951 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5952 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5954 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5956 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5957 information. Remove some obsolete information. Reorganize.
5959 * config/pa/fptr.c: Revert license to GPL 2.
5960 * config/pa/milli64.S: Likewise.
5962 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5965 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5966 LIBRARY name in, instead of hard-coding it.
5967 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5968 extra target make frag to tmake_files according to EH model.
5969 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5970 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5971 frags that define makefile variable EH_MODEL appropriately.
5972 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5973 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5974 to "-sjlj" according to type of EH configured.
5975 (LIBGCC_SONAME): Concatenate it to shared library base name.
5976 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5977 to "_sjlj" according to type of EH configured.
5978 (LIBGCC_SONAME): Concatenate it to shared library base name.
5979 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5980 (SHLIB_LINK): Add missing semicolon to if-else construct.
5981 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5982 string value of "pe_dll" command-line option.
5983 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5984 (SHLIB_SONAME): Use it when overriding t-cygming default.
5985 (SHLIB_IMPLIB): Override t-cygming default.
5986 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5987 string value of "pe_dll" command-line option.
5989 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5992 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5993 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5995 2009-01-31 Richard Guenther <rguenther@suse.de>
5997 PR tree-optimization/38937
5998 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5999 computing the transitive closure.
6001 2009-01-30 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/39041
6004 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6005 Propagate variable indices only if the types match for this stmt.
6007 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6010 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6011 inline but never defined.
6013 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6015 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6016 (*insv_h_di_reg_extimm): New insn.
6017 (*insv_l<mode>_reg_extimm): New insn.
6019 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6021 * config/picochip/picochip.c (flag_conserve_stack): set
6022 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6023 fconserve-stack. Reduce call-overhead used by inliner.
6025 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6028 * common.opt (flag_conserve_stack): Initialised to zero.
6030 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6033 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6034 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6037 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6039 * ira-color.c (allocno_reload_assign): Update comments.
6040 * regmove.c (regmove_optimize): Likewise.
6044 2009-01-29 Robert Millan <rmh@aybabtu.com>
6046 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6047 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6048 `MD_UNWIND_SUPPORT'.
6049 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6051 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6053 PR tree-optimization/39007
6054 * tree-loop-distribution.c (generate_builtin): Use
6055 recompute_dominator to compute the immediate dominator of the
6056 basic block just after the loop.
6058 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6060 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6061 (ASM_OUTPUT_DWARF_PCREL): Define.
6063 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6065 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6066 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6067 global. Modify entries about regmove and IRA.
6069 * ra-conflict.c: Remove the file.
6071 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6073 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6074 (pass_regclass_init): Rename to pass_reginfo_init.
6076 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6078 * toplev.h (flag_ira): Remove.
6080 * caller-save.c (setup_save_areas): Remove flag_ira.
6082 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6084 * global.c: Remove the file.
6086 * opts.c (decode_options): Remove flag_ira.
6088 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6090 * regmove.c: Modify file description.
6091 (find_use_as_address, try_auto_increment): Define them only if
6092 AUTO_INC_DEC is defined.
6093 (replacement_quality, replace_in_call_usage, fixup_match_1,
6094 stable_and_no_regs_but_for_p): Remove.
6095 (reg_set_in_bb): Make it static.
6096 (regmove_optimize): Remove flag_ira and code which worked for
6099 * local-alloc.c: Remove the file.
6101 * common.opt (fira): Remove.
6103 * ira.c: Include except.h.
6104 (eliminable_regset): Move from global.c.
6105 (mark_elimination): Ditto. Remove flag_ira.
6106 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6107 equiv_mem_modified, validate_equiv_mem_from_store,
6108 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6109 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6110 no_equiv, recorded_label_ref): Move from local-alloc.c.
6111 (update_equiv_regs): Ditto. Make it static.
6112 (print_insn_chain, print_insn_chains): Move it from global.c.
6113 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6114 (build_insn_chain): Ditto. Make it static.
6115 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6116 Rename to init_live_subregs.
6117 (gate_ira): Remove flag_ira.
6119 * regclass.c: Rename reginfo.c. Change file description.
6120 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6121 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6122 (init_reg_sets_1): Remove code for evaluation of
6123 reg_class_superclasses and losing_caller_save_reg_set.
6124 (init_regs): Remove init_reg_autoinc.
6125 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6126 ok_for_base_p_nonstrict): Remove.
6127 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6128 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6129 corresponding entries.
6130 (dump_regclass, record_operand_costs, scan_one_insn,
6131 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6132 record_address_regs, auto_inc_dec_reg_p): Remove.
6133 (gt-regclass.h): Rename to gt-reginfo.h.
6135 * rtl.h (dump_global_regs, retry_global_alloc,
6136 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6138 * Makefile.in (RA_H): Remove.
6139 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6140 Rename regclass.o to reginfo.o.
6141 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6143 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6144 (GTFILES): Rename regclass.c to reginfo.c.
6146 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6147 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6149 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6150 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6152 (finish_spills): Ditto. Remove code for !flag_ira.
6154 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6157 * doc/invoke.texi (rtl debug options): Complete rewrite.
6158 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6160 * mode-switching.c (pass_mode_switching): Rename pass from
6161 "mode-sw" to "mode_sw".
6162 * except.c (pass_convert_to_eh_ranges): Rename pass from
6163 "eh-ranges" to "eh_ranges".
6164 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6168 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6169 Alexander Monakov <amonakov@ispras.ru>
6172 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6174 (move_exprs_to_boundary): Change return type and pass through
6175 should_move from move_op. Relax assert. Update usage ...
6176 (schedule_expr_on_boundary): ... here. Use should_move instead of
6178 (move_op_orig_expr_found): Indicate that insn was disconnected from
6180 (code_motion_process_successors): Do not call after_merge_succs
6181 callback if original expression was not found when traversing any of
6183 (code_motion_path_driver): Change return type. Update prototype.
6184 (move_op): Update comment. Add a new parameter (should_move). Update
6185 prototype. Set *should_move based on indication provided by
6186 move_op_orig_expr_found.
6188 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6190 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6191 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6192 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6193 * config/rs6000/rs6000.c (rs6000_override_options): Default
6194 avoid-indexed-addresses on for Power6, off for everything else.
6195 (avoiding_indexed_address_p): New function.
6196 (rs6000_legitimize_address): Use it.
6197 (rs6000_legitimate_address): Likewise.
6198 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6200 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6202 PR tree-optimization/38997
6203 * tree-loop-distribution.c (generate_memset_zero): Use
6204 POINTER_PLUS_EXPR for a pointer addition.
6206 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6208 * config/s390/s390.md (bswap<mode>2): New pattern added.
6210 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6212 * config/s390/s390.md (*tls_load_31): Added type attribute.
6214 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6216 * config/s390/s390.md: Fix a few comments.
6218 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6220 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6221 (*tm<mode>_full): Fixed z10prop attribute.
6222 (*tst<mode>_extimm): Fixed z10prop attribute.
6223 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6224 (*tstqiCCT_cconly): Fixed z10prop attribute.
6225 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6226 (*movsi_larl): Fixed z10prop attribute.
6227 (*movsi_zarch): Fixed z10prop attribute.
6228 (*movsi_eas): Fixed z10prop attribute.
6229 (*movhi): Fixed z10prop attribute.
6230 (*movqi): Fixed z10prop attribute.
6231 (*movstrictqi): Fixed z10prop attribute.
6232 (*mov<mode>): Fixed z10prop attribute.
6233 (*movcc): Fixed z10prop attribute.
6234 (*sethighpartdi_64): Fixed z10prop attribute.
6235 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6236 (*negdi2_sign_cc): Fixed z10prop attribute.
6237 (*negdi2_sign): Fixed z10prop attribute.
6238 (*absdi2_sign_cc): Fixed z10prop attribute.
6239 (*absdi2_sign): Fixed z10prop attribute.
6240 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6241 (*negabsdi2_sign): Fixed z10prop attribute.
6242 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6243 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6244 (doloop_si64): Fixed z10prop attribute.
6245 (doloop_si31): Fixed z10prop attribute.
6246 (doloop_long): Fixed z10prop attribute.
6247 (indirect_jump): Fixed z10prop attribute.
6248 (nop): Fixed z10prop attribute.
6249 (main_base_64): Fixed z10prop attribute.
6250 (reload_base_64): Fixed z10prop attribute.
6252 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6254 PR rtl-optimization/38740
6255 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6257 * config/mips/mips.c (mips_reorg): Likewise.
6259 2009-01-28 Richard Guenther <rguenther@suse.de>
6261 PR tree-optimization/38926
6262 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6263 with the correct value id to a value.
6264 (do_regular_insertion): Use the value number of edoubleprime
6265 for the value number of the expr.
6268 2008-08-21 Richard Guenther <rguenther@suse.de>
6270 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6271 a PHI ask VN if it is already available.
6272 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6273 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6275 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6278 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6279 set to varying whenever max has TREE_OVERFLOW set, similarly
6280 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6282 2009-01-28 Richard Guenther <rguenther@suse.de>
6285 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6286 uninitialized aggregate uses in call arguments.
6288 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6290 PR tree-optimization/38984
6291 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6292 the nothing_id variable if -fno-delete-null-pointer-checks.
6294 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6297 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6298 (set_got_offset_rex64): Ditto.
6300 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6303 * doc/extend.texi: Improve local variable with asm reg.
6305 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6307 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6308 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6309 was not supplied then set warn_packed_bitfield_compat to the
6311 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6314 2009-01-27 Richard Guenther <rguenther@suse.de>
6316 PR tree-optimization/38503
6317 * cfgexpand.c (expand_gimple_basic_block): Ignore
6318 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6319 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6320 variables that cannot have TBAA applied.
6321 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6324 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6327 * calls.c (initialize_argument_information): Do not wrap complex
6328 arguments in SAVE_EXPR.
6330 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6332 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6333 (INSTALL_LIBGCC): Revert typo commit.
6335 2009-01-26 Richard Guenther <rguenther@suse.de>
6337 PR tree-optimization/38745
6338 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6339 from special handling.
6341 2009-01-26 Richard Guenther <rguenther@suse.de>
6343 PR tree-optimization/38745
6344 * tree-ssa.c (execute_update_addresses_taken): Do not include
6345 variables that cannot possibly be a register in not_reg_needs.
6346 Do not clear TREE_ADDRESSABLE on vars that may not become
6348 * tree-ssa.c (update_alias_info_1): Include those in the set
6349 of addressable vars.
6351 2009-01-26 Richard Guenther <rguenther@suse.de>
6354 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6355 * tree-ssa-dse.c: Include langhooks.h
6356 (execute_simple_dse): Remove stores with zero size.
6358 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6361 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6364 2009-01-24 Julian Brown <julian@codesourcery.com>
6366 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6367 config/arm/linux-atomic.c.
6368 * config/arm/linux-atomic.c: New.
6370 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6372 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6373 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6374 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6376 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6379 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6382 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6384 PR tree-optimization/38953
6385 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6386 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6387 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6388 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6391 2009-01-24 Paul Brook <paul@codesourcery.com>
6393 * config/arm/neon.md (neon_type): Move to arm.md.
6394 (neon_mov<VSTRUCT>): Add neon_type attribute.
6395 * config/arm/arm.md (neon_type): Move to here.
6396 (conds): Add "unconditioal" and use as default for NEON insns.
6398 2009-01-24 Ben Elliston <bje@au.ibm.com>
6400 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6401 void *' warning from -Wc++-compat.
6402 * Makefile.in (dominance.o-warn): Remove.
6404 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6406 PR tree-optimization/38932
6407 * fold-const.c (fold_unary_ignore_overflow): New.
6408 * tree.h (fold_unary_ignore_overflow): Declare.
6409 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6410 * tree-ssa-sccvn.c (visit_reference_op_load,
6411 simplify_unary_expression): Likewise.
6413 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6415 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6416 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6417 regardless of their type.
6418 * c-common.c (handle_packed_attribute): Don't ignore packed on
6420 * c.opt (Wpacked-bitfield-compat): New warning option.
6421 * stor-layout.c (place_field): Warn if offset of a field changed.
6422 * doc/extend.texi (packed): Mention the ABI change.
6423 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6424 (Warning Options): Add it to the list.
6426 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6428 * c-opts.c (c_common_post_options): Fix a typo in comments.
6430 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6433 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6434 variables to static.
6435 * doc/invoke.texi (-fmerge-all-constants): Update description.
6437 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6441 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6443 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6445 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6447 (LOCAL_ALIGNMENT): Similarly.
6449 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6450 Joseph Myers <joseph@codesourcery.com>
6452 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6453 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6454 * config/arm/arm-tune.md: Regenerate.
6455 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6458 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6460 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6461 version number to five.
6463 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6466 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6467 * c-common.c (set_underlying_type): Likewise.
6468 (is_typedef_decl ): Likewise
6470 (set_underlying_type): Likewise.
6471 (is_typedef_type): Likewise.
6473 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6476 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6479 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6482 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6483 (LIBGCC_SPEC): Don't define.
6484 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6486 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6488 PR rtl-optimization/38879
6489 * alias.c (base_alias_check): Unaligned access via AND address can
6490 alias all surrounding object types except those with sizes equal
6491 or wider than the size of unaligned access.
6493 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6496 * c-decl.c (clone_underlying_type): Move this ...
6497 * c-common.c (set_underlying_type): ... here.
6498 Also, make sure the function properly sets TYPE_STUB_DECL() on
6499 the newly created typedef variant type.
6500 (is_typedef_decl ): New entry point.
6501 * tree.h: Added a new member member_types_needing_access_check to
6502 struct tree_decl_non_common.
6503 (set_underlying_type): New entry point.
6504 (is_typedef_type): Likewise.
6506 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6508 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6509 Check whether two instructions have memory references that
6510 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6511 are helper functions for traversing.
6512 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6513 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6514 not to draw dependency edge for instructions with non-conflicting
6517 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6520 * longlong.h: Update copyright years. Use soft-fp license notice.
6521 Sync __clz_tab declaration with glibc.
6523 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6526 * doc/extend.texi (syscall_linkage): New.
6527 (version_id): Modify.
6529 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6530 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/38747
6533 PR tree-optimization/38748
6534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6535 conversion if the base address is an indirect reference and the
6536 aliasing sets could cause issues.
6538 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6540 * common.opt (fgraphite, fgraphite-identity): Add comment for
6541 explaining why these options are not documented.
6543 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6545 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6546 gimple_call_lhs is NULL.
6548 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6551 * emit-rtl.c (adjust_address_1): Make sure memref is never
6554 2009-01-20 Ben Elliston <bje@au.ibm.com>
6556 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6557 const qualifier from arg parameter. Remove unnecessary cast to char *.
6558 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6559 const qualifier from arg 2.
6561 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6563 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6565 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6568 * rtl.h (reinit_regs): New prototype.
6569 * regclass.c: Include ira.h.
6571 * Makefile.in (regclass.o): Add ira.h.
6572 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6574 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6577 * c-common.c (handle_aligned_attribute): Use
6578 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6579 default alignment value.
6581 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6583 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6584 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6586 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6587 __BIGGEST_ALIGNMENT__.
6589 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6591 2009-01-18 Richard Guenther <rguenther@suse.de>
6593 PR tree-optimization/38819
6594 * tree-flow.h (operation_could_trap_helper_p): Declare.
6595 * tree-eh.c (operation_could_trap_helper_p): Export.
6596 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6597 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6598 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6599 are about to insert a possibly trapping instruction and fail
6602 2009-01-18 Andreas Schwab <schwab@suse.de>
6604 * doc/install.texi (Configuration): Remove obsolete paragraph
6605 about use of --with-gnu-ld with --with-gnu-as.
6607 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6609 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6610 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6611 Follow spelling conventions.
6613 2009-01-18 Ben Elliston <bje@au.ibm.com>
6615 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6616 C++ warning about implicit conversion from void * to struct
6618 (bitmap_obstack_free): Likewise for bitmap_element *.
6619 * Makefile.in (bitmap.o-warn): Remove.
6621 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6623 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6625 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6626 Tobias Grosser <tobi.grosser@amd.com>
6628 * graphite.c (graphite_trans_scop_block): Do not block single
6631 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6633 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6634 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6635 test with assertion.
6637 2009-01-16 Richard Guenther <rguenther@suse.de>
6639 PR tree-optimization/38835
6641 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6642 and INT + PTR -> (INT)(PTR p+ INT) folding.
6643 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6645 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6648 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6649 the subreg from a lowpart subreg if it is also casting the value.
6651 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6652 Tobias Grosser <tobi.grosser@amd.com>
6654 * graphite.c (compare_prefix_loops): New.
6655 (build_scop_canonical_schedules): Rewritten.
6656 (graphite_transform_loops): Move build_scop_canonical_schedules
6657 after build_scop_iteration_domain.
6659 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6660 Tobias Grosser <tobi.grosser@amd.com>
6662 * graphite.c (add_conditions_to_domain): Add the loops to
6663 the dimension of the iteration domain. Do copy the domain
6664 only when it exists.
6665 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6666 (add_conditions_to_constraints): New.
6667 (can_generate_code_stmt, can_generate_code): Removed.
6668 (gloog): Do not call can_generate_code.
6669 (graphite_transform_loops): Call add_conditions_to_constraints
6670 after building the iteration domain.
6672 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6674 PR tree-optimization/38789
6675 * tree-ssa-threadedge.c
6676 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6677 __builtin_constant_p.
6679 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6681 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6682 examined before deleting them.
6684 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6686 * function.c (aggregate_value_p): Correctly extract the function
6687 type from CALL_EXPR_FN lookup.
6689 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6691 * config/picochip/picochip.c (picochip_override_options): Revert
6692 CFI asm flag disable commited previously.
6694 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6695 Tobias Grosser <tobi.grosser@amd.com>
6696 Jan Sjodin <jan.sjodin@amd.com>
6698 * graphite.c (scan_tree_for_params): On substractions negate
6699 all the coefficients of the term.
6700 (clast_to_gcc_expression_red): New. Handle reduction expressions
6701 of more than two operands.
6702 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6703 (get_vdef_before_scop): Handle also the case of default definitions.
6705 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6707 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6708 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6709 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6711 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6712 Joey Ye <joey.ye@intel.com>
6715 * cfgexpand.c (expand_stack_alignment): Don't update stack
6716 boundary nor check incoming stack boundary here.
6717 (gimple_expand_cfg): Update stack boundary and check incoming
6718 stack boundary here.
6720 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6722 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6724 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6726 PR rtl-optimization/38245
6727 * calls.c (expand_call): Add stack arguments to
6728 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6729 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6730 in regs and partially in memory or BLKmode arguments.
6731 (emit_library_call_value_1): Add stack arguments to
6732 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6733 ACCUMULATE_OUTGOING_ARGS).
6734 * dce.c: Include tm_p.h.
6735 (find_call_stack_args): New function.
6736 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6738 (mark_insn): Call find_call_stack_args for CALL_Ps.
6739 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6740 forwards. Allocate and free arg_stores bitmap if needed, pass it
6741 down to deletable_insn_p, don't mark stores set in arg_stores
6742 bitmap, clear the bitmap at the beginning of each bb.
6743 * Makefile.in (dce.o): Depend on $(TM_P_H).
6745 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6748 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6749 to make sure the insn is a conditional test (bug 22599). Reformat a
6752 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6755 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6756 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6757 (gloog): Do not call cleanup_tree_cfg.
6758 (graphite_transform_loops): Call cleanup_tree_cfg after all
6759 scops have been code generated.
6761 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6762 * doc/gty.texi (Invoking the garbage collector): Added new node
6763 and section documenting ggc_collect.
6765 2009-01-14 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/38826
6769 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6770 initialization notes only if we actually emitted a warning.
6771 (intra_create_variable_infos): Add constraints for a result decl
6772 that is passed by hidden reference.
6773 (build_pred_graph): Mark all related variables non-direct on
6776 2009-01-14 Nick Clifton <nickc@redhat.com>
6778 * ira-conflicts.c: Include addresses.h for the definition of
6780 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6781 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6783 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6786 * Makefile.in (ira-lives.o): Add except.h.
6788 * ira-lives.c: Include except.h.
6789 (process_bb_node_lives): Process can_throw_internal.
6791 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6793 PR rtl-optimization/38774
6794 * combine.c (simplify_set): When undoing cc_use change, don't do
6795 PUT_CODE on the newly created comparison, but instead put back the
6798 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6800 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6801 values. Remove duplicate arm8 entry.
6803 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6805 PR tree-optimization/38786
6806 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6807 the SSA_NAME case of expand_scalar_variables_expr.
6808 Set the type of an expression to the type of its assign statement.
6809 (expand_scalar_variables_expr): Also gather the scalar computation
6810 used to index the memory access. Do not pass loop_p.
6811 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6812 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6813 the gimple_stmt_iterator where it inserts new code.
6815 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6816 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6818 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6820 * graphite.h (debug_value): Removed.
6821 * graphite.c (debug_value): Removed.
6823 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6825 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6826 ldrd/strd with two 32-bit instructions.
6828 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6830 * config/arm/arm.c (struct processors): Pass for speed down into
6831 cost helper functions.
6832 (const_ok_for_op): Handle COMPARE and inequality nodes.
6833 (arm_rtx_costs_1): Rewrite.
6834 (arm_size_rtx_costs): Update prototype.
6835 (arm_rtx_costs): Pass speed down to helper functions.
6836 (arm_slowmul_rtx_costs): Rework cost calculations.
6837 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6838 (arm_9e_rtx_costs): Likewise.
6840 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6842 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6843 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6844 (alpha_legitimize_address): Do not split local symbols wider than
6845 UNITS_PER_WORD into HIGH/LO_SUM parts.
6847 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6850 * gcc.c (process_command): Replace call to execvp with calls
6851 to pex_one and exit.
6853 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6856 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6857 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6858 variant for devices with 3-byte PC.
6859 (__tablejump_elpm__): New.
6861 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6864 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6865 offsetof member-designator, handle it as `[0].'.
6867 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6869 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6870 function when not using named sections on targets with named sections
6871 if branch distance is less than 262132.
6873 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6875 * combine.c (combine_instructions): Recompute
6876 optimize_this_for_speed_p for each BB in the main combine loop.
6878 2009-01-12 Tomas Bily <tbily@suse.cz>
6881 * tree-loop-distribution.c (prop_phis): New function.
6882 (generate_builtin): Call prop_phis.
6883 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6885 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6887 PR tree-optimization/38807
6888 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6889 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6891 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6893 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6894 subreg of op0 to the original op0.
6896 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6898 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6900 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6903 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6904 starting with digits.
6906 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6909 * config/arm/arm.c (arm_is_long_call_p): Don't call
6910 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6912 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6914 * regrename.c (regrename_optimize): Fix dumping.
6915 (find_oldest_value_reg): Preserve REG_POINTER.
6916 (copy_hardreg_forward_1): Likewise.
6918 2009-01-09 Diego Novillo <dnovillo@google.com>
6920 * gimple.h (struct gimple_statement_base) <uid>: Document
6921 the restrictions on its use.
6923 (gimple_set_uid): Tidy.
6925 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6927 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6928 zero guard even if align_bytes != 0 and count is smaller than
6931 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6933 PR rtl-optimization/38495
6934 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6935 (add_range_and_copies_from_move_list): Print all added ranges.
6936 Add ranges to memory optimized destination.
6938 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6942 * config/i386/i386.c (override_options): Reject
6943 -mstringop-strategy=rep_8byte with -m32.
6944 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6945 to 1. Do count comparison against epilogue_size_needed at compile
6946 time even when count_exp was constant forced into register. For
6947 size_needed don't jump to epilogue, instead just avoid aligning
6948 and invoke the body algorithm. If need_zero_guard, add zero guard
6949 even if count is non-zero, but smaller than size_needed + number of
6950 bytes that could be stored for alignment.
6951 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6952 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6953 but smaller than size_needed + number of bytes that could be stored
6954 for alignment. Compare size_needed with epilogue_size_needed instead
6955 of desired_align - align, don't adjust size_needed, pass
6956 epilogue_size_needed to the epilogue expanders.
6959 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6961 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6963 * pa.c (last_address): Change to unsigned.
6964 (update_total_code_bytes): Change argument to unsigned. Don't
6965 check if insn addresses are set.
6966 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6967 addresses are not set.
6968 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6970 2009-01-09 Nick Clifton <nickc@redhat.com>
6972 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6973 DECL_DECLARED_INLINE_P.
6975 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6978 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6979 GET_MODE (op0) in operand_subword_force calls.
6982 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6983 fold_convert arg0 operands to TREE_TYPE (op0) first.
6985 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6987 * params.def (ira-max-conflict-table-size): Decrease default value
6990 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6992 PR tree-optimization/37031
6993 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6995 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6996 allocate it using gc instead of heap, use VEC_quick_push instead of
6998 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6999 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7000 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7001 allocated vector from heap allocated.
7002 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7003 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7004 vector only after perfect_loop_nest_depth call.
7006 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7007 Jan Sjodin <jan.sjodin@amd.com>
7009 PR tree-optimization/38559
7010 * graphite.c (debug_value, copy_constraint,
7011 swap_constraint_variables, scale_constraint_variable, ): New.
7012 (get_lower_bound, get_upper_bound): Removed.
7013 (graphite_trans_bb_strip_mine): Clean up this code that works
7014 only for constant number of iterations. Fully copy upper and
7015 lower bound constraints, not only the constant part of them.
7016 * graphite.h (debug_value): Declared.
7018 2009-01-08 Ira Rosen <irar@il.ibm.com>
7020 PR tree-optimization/37194
7021 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7022 Don't add the cost of cost model guard in prologue to scalar
7023 outside cost in case of known number of iterations.
7025 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7026 Alan Modra <amodra@bigpond.net.au>
7028 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7029 non-word-aligned REG+CONST addressing.
7031 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7034 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7035 free_after_compilation when outputting a thunk.
7036 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7037 Do not call free_after_compilation here.
7039 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7041 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7042 (ix86_valid_target_attribute_inner_p): Ditto.
7044 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7046 PR tree-optimization/38492
7047 PR tree-optimization/38498
7048 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7049 * tree-chrec.h (scev_is_linear_expression): Declared.
7050 * graphite.c (graphite_cannot_represent_loop_niter): New.
7051 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7052 (graphite_loop_normal_form): Use gcc_assert.
7053 (scan_tree_for_params): Use CASE_CONVERT.
7054 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7055 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7056 Use gcc_assert. Discard scops that contain unhandled cases.
7057 (build_scop_conditions): Return a boolean status for unhandled cases.
7058 (strip_mine_profitable_p): Print the loop number, not its depth.
7059 (is_interchange_valid): Pass the depth of the loop nest, don't
7060 recompute it wrongly.
7061 (graphite_trans_bb_block): Same.
7062 (graphite_trans_bb_block): Print tentative of loop blocking.
7063 (graphite_trans_scop_block): Do not print that the loop has been
7065 (graphite_transform_loops): Do not handle scops that contain condition
7068 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7070 AVX Programming Reference (December, 2008)
7071 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7072 (_mm256_stream_pd): Likewise.
7073 (_mm256_stream_ps): Likewise.
7075 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7076 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7077 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7078 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7079 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7080 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7081 (ix86_expand_special_args_builtin): Likewise.
7083 * config/i386/sse.md (AVXMODEDI): New.
7084 (avx_movnt<mode>): Likewise.
7085 (avx_movnt<mode>): Likewise.
7086 (<sse>_movnt<mode>): Remove AVX support.
7087 (sse2_movntv2di): Likewise.
7089 2009-01-07 Richard Guenther <rguenther@suse.de>
7092 * fold-const.c (extract_muldiv): Remove obsolete comment.
7093 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7094 to PLUS_EXPR canonicalization for the canonicalization.
7096 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7098 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7099 hosted cross-compilers generating less efficient code.
7101 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7103 * function.h (rtl_data): Add a dbr_scheduled_p field.
7104 * reorg.c (dbr_schedule): Set it.
7105 (gate_handle_delay_slots): Check it.
7106 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7107 (mips_reorg): Check flag_delayed_branch instead of
7108 mips_base_delayed_branch.
7109 (mips_override_options): Don't set mips_base_delayed_branch
7110 or flag_delayed_branch.
7112 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7114 PR rtl-optimization/38426.
7115 * ira.c (ira): Set current_function_is_leaf earlier.
7117 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7119 PR rtl-optimization/38722
7120 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7121 too early, only set a flag and modify after last possible
7124 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7127 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7128 * real.c (decimal_single_format): Correct values of emin and emax.
7129 (decimal_double_format): Ditto.
7130 (decimal_quad_format): Ditto.
7131 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7132 computation of DECnn_MIN and DECnn_MAX for corrected values of
7133 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7134 __DECnn_MIN__, and adjust its computation for the corrected value
7137 2009-01-06 Jan Hubicka <jh@suse.cz>
7140 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7142 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7144 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7145 Add Robert Clark to the list of testers.
7147 2009-01-06 Jan Hubicka <jh@suse.cz>
7148 Kai Tietz <kai.tietz@onevision.com>
7150 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7151 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7153 2009-01-06 Jan Hubicka <jh@suse.cz>
7154 Kai Tietz <kai.tietz@onevision.com>
7156 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7158 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7159 (ix86_nsaved_regs): Count only general purpose regs.
7160 (ix86_nsaved_sseregs): New.
7161 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7162 to 16 for w64; compute padding and size of sse reg save area.
7163 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7164 general purpose regs.
7165 (ix86_emit_save_sse_regs_using_mov): New.
7166 (ix86_expand_prologue): Save SSE regs if needed.
7167 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7168 (ix86_emit_restore_sse_regs_using_mov): New.
7169 (ix86_expand_epilogue): Save SSE regs if needed.
7171 2009-01-06 Jan Hubicka <jh@suse.cz>
7172 Kai Tietz <kai.tietz@onevision.com>
7174 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7175 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7176 functions when accumulate outgoing args is off.
7178 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7181 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7182 before using pseudos_have_intersected_live_ranges_p.
7184 * ira-int.h (ira_assert): Always define.
7186 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7188 AVX Programming Reference (December, 2008)
7189 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7190 (_mm256_permute2_pd): Likewise.
7191 (_mm_permute2_ps): Likewise.
7192 (_mm256_permute2_ps): Likewise.
7193 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7194 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7196 * config/i386/i386.c (ix86_builtins): Remove
7197 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7198 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7199 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7200 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7201 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7202 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7203 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7204 __builtin_ia32_vpermil2ps256.
7205 (ix86_init_mmx_sse_builtins): Updated.
7206 (ix86_expand_args_builtin): Likewise.
7208 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7210 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7211 long absolute calls when generating PA 2.0 code.
7213 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7215 PR rtl-optimization/38583
7216 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7218 * params.def (ira-max-conflict-table-size): New.
7220 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7222 * ira.h (ira_conflicts_p): New external definition.
7224 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7225 table. Report this. Return result of building.
7226 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7227 building conflict table.
7229 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7230 (ira_color): Use ira_conflicts_p.
7232 * global.c: Include ira.h.
7233 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7236 * Makefile.in (global.o): Add ira.h.
7238 * ira-build.c (mark_all_loops_for_removal,
7239 propagate_some_info_from_allocno): New.
7240 (remove_unnecessary_allocnos): Call
7241 propagate_some_info_from_allocno.
7242 (remove_low_level_allocnos): New.
7243 (remove_unnecessary_regions): Add parameter. Call
7244 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7245 parameter to remove_unnecessary_regions.
7246 (ira_build): Remove all regions but root if the conflict table was
7247 not built. Update conflict hard regs for allocnos crossing calls.
7249 * ira.c (ira_conflicts_p): New global.
7250 (ira): Define and use ira_conflicts_p.
7252 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7253 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7254 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7256 2009-01-06 Ben Elliston <bje@au.ibm.com>
7258 * gengtype-lex.l (YY_NO_INPUT): Define.
7260 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7263 * c-common.c (handle_vector_size_attribute): Also reject
7266 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7268 PR tree-optimization/38492
7269 * graphite.c (rename_map_elt, debug_rename_elt,
7270 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7271 rename_map_elt_info, eq_rename_map_elts,
7272 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7273 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7274 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7275 (sese_build_livein_liveouts): New.
7276 (new_sese, free_sese): New.
7277 (new_scop): Call new_sese.
7278 (free_scop): Call free_sese.
7279 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7280 (register_old_new_names): Renamed register_old_and_new_names.
7281 (register_scop_liveout_renames, add_loop_exit_phis,
7282 insert_loop_close_phis, struct igp,
7283 default_liveout_before_guard, add_guard_exit_phis,
7284 insert_guard_phis, copy_renames): New.
7285 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7286 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7287 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7288 (scop_adjust_phis_for_liveouts): New.
7289 (gloog): Call scop_adjust_phis_for_liveouts.
7291 * graphite.h (struct sese): Documented. Added fields liveout,
7293 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7294 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7295 (struct scop): Added field liveout_renames.
7296 (SCOP_LIVEOUT_RENAMES): New.
7298 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7300 PR tree-optimization/38510
7301 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7302 (translate_clast): Call recompute_all_dominators before
7304 (gloog): Call recompute_all_dominators before graphite_verify.
7306 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7307 Jan Sjodin <jan.sjodin@amd.com>
7309 PR tree-optimization/38500
7310 * graphite.c (create_sese_edges): Call fix_loop_structure after
7313 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7315 * config.gcc: Add m32r*-*-rtems*.
7316 * config/m32r/rtems.h: New file.
7318 2009-01-05 Ben Elliston <bje@au.ibm.com>
7320 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7321 (.po.pox): Likewise.
7322 (po/gcc.pot): Likewise.
7324 2009-01-04 David S. Miller <davem@davemloft.net>
7326 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7327 (STARTING_FRAME_OFFSET): Always set to zero.
7329 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7331 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7332 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7333 fixed-point types, and vectors of the same.
7335 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7337 * config/mips/sync.md (*mb_barrier): Rename to...
7338 (*memory_barrier): ...this.
7340 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7342 * doc/extend.texi (Function Attributes): Move @cindex after @item
7343 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7344 and put in alphabetical order. Fix 'target' name and put in order.
7345 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7348 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7350 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7351 (memory_barrier): Expand as unspec instead of unspec_volatile.
7352 Remove mem:BLK from insn operands. Use Pmode scratch register.
7353 (*memory_barrier): Define as unspec instead of unspec_volatile.
7354 Use (match_dup 0) as input operand.
7356 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7357 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7358 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7359 scratch register. Remove operand 1.
7360 (*stbar): Define as unspec instead of unspec_volatile.
7361 Use (match_dup 0) as input operand, remove (const_int 8).
7362 (*membar): Define as unspec instead of unspec_volatile.
7363 Use (match_dup 0) as input operand, remove input operand 2.
7365 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7366 (memory_barrier): Expand as unspec instead of unspec_volatile.
7367 Remove mem:BLK from insn operands. Use Pmode scratch register.
7368 (*memory_barrier): Define as unspec instead of unspec_volatile.
7369 Use (match_dup 0) as input operand.
7371 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7372 Remove mem:BLK from insn operands. Use Pmode scratch register.
7373 Set volatile flag on operand 0.
7374 (*memory_barrier): New insn pattern.
7376 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7378 (*memory_barrier): Use (match_dup 0) as input operand.
7380 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7381 Remove mem:BLK from insn operands. Use Pmode scratch register.
7382 Set volatile flag on operand 0.
7383 (*mb_internal): New insn pattern.
7385 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7387 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7390 * function.c (struct temp_slot): Move to the section of the file
7391 that deals with temp slots. Remove field 'address'.
7392 (temp_slot_address_table): New hash table of address -> temp slot.
7393 (struct temp_slot_address_entry): New struct, items for the table.
7394 (temp_slot_address_compute_hash, temp_slot_address_hash,
7395 temp_slot_address_eq, insert_temp_slot_address): Support functions
7397 (find_temp_slot_from_address): Rewrite to use the new hash table.
7398 (remove_unused_temp_slot_addresses): Remove addresses of temp
7399 slots that have been made available.
7400 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7401 worker function for remove_unused_temp_slot_addresses.
7402 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7403 Add the temp slot address to the address -> temp slot map.
7404 (update_temp_slot_address): Update via insert_temp_slot_address.
7405 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7406 (pop_temp_slots): Likewise.
7407 (init_temp_slots): Allocate the address -> temp slot map, or empty
7408 the map if it is already allocated.
7409 (prepare_function_start): Initialize temp slot processing.
7411 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7414 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7415 Calculate the size of all stack vars assuming no packing of stack
7416 vars will happen, replacing a quadratic algorithm with a linear one.
7418 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7421 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7424 2009-01-03 Diego Novillo <dnovillo@google.com>
7426 * doc/contrib.texi: Update contributions.
7428 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7431 * builtins.c (fold_builtin_memory_op): Give up if either operand
7432 is volatile. Set srctype or desttype to non-qualified version
7436 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7439 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7441 PR rtl-optimization/35805
7442 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7443 problem if fast dce is able to remove any instructions.
7444 * dce.c (dce_process_block): Fix dump message.
7446 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7449 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7451 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7454 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7455 * tree-pretty-print.c (op_code_prio): New function.
7456 (op_prio): No longer static. Use op_code_prio.
7457 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7458 Use op_prio and op_code_prio to determine if () should be
7459 printed around operand(s) or not.
7461 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7462 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7463 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7464 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7465 pp_character instead of pp_string for single letter printing.
7467 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7469 * doc/extend.texi: Fix '#pragma GCC option' typo.
7471 2009-01-02 Richard Guenther <rguenther@suse.de>
7473 * doc/install.texi (--enable-checking): Mention different
7475 (--enable-stage1-checking): Document.
7477 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7480 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7481 case to be an error.
7483 2009-01-02 Ben Elliston <bje@au.ibm.com>
7485 * config/fp-bit.h (pack_d): Constify argument.
7486 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7487 (isnan): Constify argument.
7491 (_fpadd_parts): Constify return type.
7492 (_fpmul_parts): Likewise.
7493 (_fpdiv_parts): Likewise.
7495 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7498 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7499 warn about overwriting initializer with side-effects or
7500 -Woverride-init if !IMPLICIT.
7501 (output_init_element): Likewise. Pass IMPLICIT down to
7503 (process_init_element): Add IMPLICIT argument. Pass it down
7504 to output_init_element.
7505 (push_init_element, pop_init_level, set_designator): Adjust
7506 process_init_element callers.
7507 (set_nonincremental_init, set_nonincremental_init_from_string):
7508 Adjust add_pending_init callers.
7509 (output_pending_init_elements): Adjust output_init_element callers.
7510 * c-tree.h (process_init_element): Adjust prototype.
7511 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7512 process_init_element callers.