1 2009-04-19 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper cfun.
4 (dump_cgraph_node): Dump can throw external flag.
5 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
7 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12 * common.opt (Wlogical-op): Move from here...
13 * c.opt (Wlogical-op): ... to here.
14 * c-typeck.c (parser_build_binary_op): Update call to
15 warn_logical_operator.
16 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18 * c-common.c (warn_logical_op): Update.
19 * c-common.h (warn_logical_op): Update declaration.
21 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23 * tree.c (protected_set_expr_location): Fix formatting.
25 2009-04-18 Joseph Myers <joseph@codesourcery.com>
28 * c-typeck.c (readonly_warning): new.
29 (build_unary_op, build_modify_expr): Use readonly_warning for
30 storing into something readonly but not const-qualified.
32 2009-04-18 Joseph Myers <joseph@codesourcery.com>
35 * c-typeck.c (build_unary_op): Check for taking address of
36 expression of type void.
38 2009-04-18 Joseph Myers <joseph@codesourcery.com>
41 * c-typeck.c (build_function_call): Check for calling a function
42 with qualified void return types. Call require_complete_type when
45 2009-04-18 Jan Hubicka <jh@suse.cz>
47 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
49 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
50 can_throw_external flag.
51 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
52 * ipa-pure-const.c (ignore_edge): New function.
53 (propagate): Compute order for NOTHROW computation; set NOTHROWs
54 only over can_throw_external edges.
55 (local_pure_const): Add nothrow flag.
56 * ipa-utils.c (searchc): Add ignore_edge callback.
57 (ipa_utils_reduced_inorder): Add ignore_edge callback.
58 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
59 (set_nothrow_function_flags): Update cgraph.
60 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
62 2009-04-18 Richard Guenther <rguenther@suse.de>
65 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
66 (fold_stmt): ... this and ...
67 (fold_stmt_inplace): ... this.
68 (fold_stmt_1): Fold references in calls and asms.
69 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
71 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
73 * tree-vrp.c (ssa_name_nonzero_p): Remove.
74 * tree.h: Remove the prototype for ssa_name_nonzero_p.
76 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
78 * tree.c (function_args_count): Remove.
79 * tree.h: Remove the prototype for function_args_count.
81 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
83 * tree-iterator.c (expr_only): Remove.
84 * tree.h: Remove the prototype for expr_only.
86 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
88 * reginfo.c (cannot_change_mode_set_regs): Remove.
89 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
91 2009-04-08 Anatoly Sokolov <aesok@post.ru>
93 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
94 whether operands 0 and 1 overlaps.
96 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
99 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
100 pointer. Use warning_at instead of warning.
101 (search_for_addr_array): Likewise.
102 (check_array_bounds): Likewise.
103 (check_all_array_refs): Check that the incoming edge is not in the
104 list of edges to be removed.
105 (check_all_array_refs): Avoid the temporal pointer.
106 (vrp_visit_cond_stmt): Fix typo.
107 (simplify_switch_using_ranges): Handle the case where the switch
108 index is an integer constant.
110 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
112 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
114 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
116 * doc/extend.texi, doc/invoke.texi: Fix typos.
118 2009-04-17 Cary Coutant <ccoutant@google.com>
120 * tree-flow-inline.h (get_lineno): Fix inverted test.
122 2009-04-17 Diego Novillo <dnovillo@google.com>
124 * tree-ssa-pre.c (create_expression_by_pieces): Remove
125 assertion for AVAIL_OUT.
127 2009-04-17 Mike Frysinger <vapier@gentoo.org>
130 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
131 * config/sh/linux-atomic.asm: Likewise.
133 2009-04-17 Diego Novillo <dnovillo@google.com>
135 * except.c (debug_eh_tree): New.
136 (struct eh_region, struct eh_status): Move ...
137 * except.h: ... here.
138 (add_type_for_runtime): Declare extern.
139 (lookup_type_for_runtime): Likewise.
140 (debug_eh_tree): Declare.
141 * Makefile.in (GTFILES): List except.h before except.c
143 2009-04-17 Diego Novillo <dnovillo@google.com>
145 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
147 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
148 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
149 (find_vars_r): ... here.
150 * tree-flow.h (find_referenced_vars_in): Declare.
151 * tree-ssa-pre.c (create_expression_by_pieces): Assert
152 that AVAIL_OUT exists for BLOCK.
153 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
154 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
155 (tree-parloops.o): Likewise.
157 2009-04-17 Simon Baldwin <simonb@google.com>
159 * toplev.c (default_tree_printer): Add handling for %E format.
161 2009-04-17 Diego Novillo <dnovillo@google.com>
163 * tree-pretty-print.c (dump_generic_node): Add break
164 after TREE_BINFO handler.
165 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
166 Handle NULL TREE_TYPEs.
167 Handle METHOD_TYPE and FUNCTION_TYPE together.
168 Call print_struct_decl when printing structures and
169 TDF_SLIM is not given.
170 (print_struct_decl): Fix logic for detecting recursion.
172 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
175 * gcc.c (create_at_file): New.
176 (compile_input_file_p): New.
177 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
178 * main.c (main): Update call to toplev_main.
179 * toplev.c (toplev_main): Change signature. Call expandargv.
180 * toplev.h (toplev_main): Change signature.
182 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
184 * dwarf2out.c (field_byte_offset): Use the type size as the field size
185 if the latter is not constant.
187 2009-04-17 David Edelsohn <edelsohn@gnu.org>
189 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
191 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
193 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
194 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
196 2009-04-17 Richard Guenther <rguenther@suse.de>
198 * tree-ssa-structalias.c (get_constraint_for_component_ref):
199 Handle component references view-converting an invariant address.
201 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
203 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
204 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
205 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
206 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
207 Use @deftypevr rather than @deftypevar.
209 2009-04-17 Richard Guenther <rguenther@suse.de>
211 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
213 (get_prop_source_stmt): Likewise.
214 (can_propagate_from): Likewise.
216 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
218 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
219 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
220 (--with-multilib-list): Add default value.
221 * configure: Regenerate.
222 * Makefile.in (TM_ENDIAN_CONFIG): Define.
223 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
224 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
225 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
226 Don't add default cpu to multilib list unnecessarily, but do enable
227 the relevant compiler option..
228 Add support for --with-multilib-list=<blank> and
229 --with-multilib-list=!<somelib> to supress unwanted multilibs.
230 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
231 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
232 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
234 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
235 (MULTILIB_OSDIRNAMES): New variable.
236 * config/sh/t-1e: Delete file.
237 * config/sh/t-mlib-sh1: Delete file.
238 * config/sh/t-mlib-sh2: Delete file.
239 * config/sh/t-mlib-sh2a: Delete file.
240 * config/sh/t-mlib-sh2a-nofpu: Delete file.
241 * config/sh/t-mlib-sh2a-single: Delete file.
242 * config/sh/t-mlib-sh2a-single-only: Delete file.
243 * config/sh/t-mlib-sh2e: Delete file.
244 * config/sh/t-mlib-sh3e: Delete file.
245 * config/sh/t-mlib-sh4: Delete file.
246 * config/sh/t-mlib-sh4-nofpu: Delete file.
247 * config/sh/t-mlib-sh4-single: Delete file.
248 * config/sh/t-mlib-sh4-single-only: Delete file.
249 * config/sh/t-mlib-sh4a: Delete file.
250 * config/sh/t-mlib-sh4a-nofpu: Delete file.
251 * config/sh/t-mlib-sh4a-single: Delete file.
252 * config/sh/t-mlib-sh4a-single-only: Delete file.
253 * config/sh/t-mlib-sh4al: Delete file.
254 * config/sh/t-mlib-sh5-32media: Delete file.
255 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
256 * config/sh/t-mlib-sh5-64media: Delete file.
257 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
258 * config/sh/t-mlib-sh5-compact: Delete file.
259 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
260 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
261 * doc/install.texi (Options specification): Add
262 --with-multilib-list and --with-endian.
264 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
266 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
268 (OBJS-common): Add plugin-version.o.
269 (plugin-version.o): New.
270 * gcc-plugin.h (plugin_gcc_version): New.
271 (plugin_default_version_check): New.
272 (plugin_init_func, plugin_init): Add version argument.
273 * plugin-version.c: New.
274 * plugin.c (str_plugin_gcc_version_name): New.
275 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
276 pass it to the init function.
277 (plugin_default_version_check): New.
279 2009-04-17 Richard Guenther <rguenther@suse.de>
281 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
282 for decl-vs-decl disambiguation.
284 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
286 * config/s390/s390.h (s390_tune_attr): New macro definition.
287 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
289 2009-04-17 Richard Guenther <rguenther@suse.de>
291 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
292 (fold_stmt_r): Likewise.
293 (maybe_fold_reference): New function.
294 (fold_gimple_assign): Handle cases fold_stmt_r did.
295 (fold_stmt): Do not use fold_stmt_r.
296 (fold_stmt_inplace): Likewise.
298 2009-04-17 Richard Guenther <rguenther@suse.de>
300 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
301 (record_equivalences_from_stmt): Remove useless checks and
303 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
304 the type is already suitable.
306 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
308 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
310 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
312 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
313 (CMPtype): Define as __gcc_CMPtype.
315 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
317 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
318 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
320 2009-04-17 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/39746
323 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
324 special-casing for builtins and static variable use/def.
325 (call_may_clobber_ref_p_1): Likewise.
327 2009-04-16 Ian Lance Taylor <iant@google.com>
329 * df.h: Include "timevar.h".
330 (struct df_problem): Change tv_id field to timevar_id_t.
331 * tree-pass.h: Include "timevar.h".
332 (struct opt_pass): Change tv_id field to timevar_id_t.
333 * timevar.h (timevar_id_t): Define TV_NONE.
334 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
335 TV_NONE rather than tv_id != 0.
336 (execute_one_pass): Likewise.
337 * Makefile.in (DF_H): Add $(TIMEVAR_H).
338 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
339 dependencies to $(TREE_PASS_H).
340 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
342 (pass_branch_target_load_optimize2): Likewise.
343 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
344 (pass_outof_cfg_layout_mode): Likewise.
345 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
346 (pass_rebuild_cgraph_edges): Likewise.
347 (pass_remove_cgraph_callee_edges): Likewise.
348 * df-core.c (pass_df_initialize_opt): Likewise.
349 (pass_df_initialize_no_opt): Likewise.
350 (pass_df_finish): Likewise.
351 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
352 * except.c (pass_set_nothrow_function_flags): Likewise.
353 (pass_convert_to_eh_region_ranges): Likewise.
354 * final.c (pass_compute_alignments): Likewise.
355 * function.c (pass_instantiate_virtual_regs): Likewise.
356 (pass_init_function): Likewise.
357 (pass_leaf_regs): Likewise.
358 (pass_match_asm_constraints): Likewise.
359 * gimple-low.c (pass_lower_cf): Likewise.
360 (pass_mark_used_blocks): Likewise.
361 * init-regs.c (pass_initialize_regs): Likewise.
362 * integrate.c (pass_initial_value_sets): Likewise.
363 * ira.c (pass_ira): Likewise.
364 * jump.c (pass_cleanup_barriers): Likewise.
365 * omp-low.c (pass_expand_omp): Likewise.
366 (pass_lower_omp): Likewise.
367 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
368 * recog.c (pass_split_all_insns): Likewise.
369 (pass_split_after_reload): Likewise.
370 (pass_split_before_regstack): Likewise.
371 (pass_split_before_sched2): Likewise.
372 (pass_split_for_shorten_branches): Likewise.
373 * reginfo.c (pass_reginfo_init): Likewise.
374 (pass_subregs_of_mode_init): Likewise.
375 (pass_subregs_of_mode_finish): Likewise.
376 * passes.c (pass_postreload): Likewise.
377 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
378 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
379 (pass_warn_function_return): Likewise.
380 (pass_warn_function_noreturn): Likewise.
381 * tree-complex.c (pass_lower_complex): Likewise.
382 (pass_lower_complex_O0): Likewise.
383 * tree-if-conv.c (pass_if_conversion): Likewise.
384 * tree-into-ssa.c (pass_build_ssa): Likewise.
385 * tree-mudflap.c (pass_mudflap_1): Likewise.
386 (pass_mudflap_2): Likewise.
387 * tree-nomudflap.c (pass_mudflap_1): Likewise.
388 (pass_mudflap_2): Likewise.
389 * tree-nrv.c (pass_return_slot): Likewise.
390 * tree-object-size.c (pass_object_sizes): Likewise.
391 * tree-optimize.c (pass_all_optimizations): Likewise.
392 (pass_early_local_passes): Likewise.
393 (pass_all_early_optimizations): Likewise.
394 (pass_cleanup_cfg): Likewise.
395 (pass_cleanup_cfg_post_optimizing): Likewise.
396 (pass_free_datastructures): Likewise.
397 (pass_free_cfg_annotations): Likewise.
398 (pass_fixup_cfg): Likewise.
399 (pass_init_datastructures): Likewise.
400 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
401 (pass_late_warn_uninitialized): Likewise.
402 (pass_update_address_taken): Likewise.
403 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
404 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
405 (pass_cse_sincos): Likewise.
406 (pass_convert_to_rsqrt): Likewise.
407 * tree-ssa-structalias.c (pass_build_alias): Likewise.
408 * tree-stdarg.c (pass_stdarg): Likewise.
409 * tree-tailcall.c (pass_tail_recursion): Likewise.
410 (pass_tail_calls): Likewise.
411 * tree-vect-generic.c (pass_lower_vector): Likewise.
412 (pass_lower_vector_ssa): Likewise.
413 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
415 2009-04-16 Joseph Myers <joseph@codesourcery.com>
417 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
419 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
421 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
424 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
427 * config/sh/predicates.md (arith_operand): Check if the operand
428 of TRUNCATE is a REG.
430 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
432 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
433 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
435 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
437 * tree-iterator.c (tsi_split_statement_list_after,
438 tsi_split_statement_list_before): Remove.
439 * tree-iterator.h: Remove the prototypes for
440 tsi_split_statement_list_after and tsi_split_statement_list_before.
442 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
444 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
445 * tree-ssa-propagate.h: Remove the prototype for
446 stmt_makes_single_load.
448 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
450 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
451 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
453 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
455 * tree-iterator.c (EXPR_LAST_BODY): Remove.
457 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
459 * except.c (eh_region_outer_p): Remove.
460 * except.h: Remove the prototype for eh_region_outer_p.
462 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
464 * function.c (current_function_assembler_name): Remove.
465 * function.h: Remove the prototype for
466 current_function_assembler_name.
468 2009-04-16 Ian Lance Taylor <iant@google.com>
470 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
471 (add_reg_note): Call alloc_reg_note.
472 * rtl.h (alloc_reg_note): Declare.
473 * combine.c (try_combine): Use alloc_reg_note.
474 (recog_for_combine, move_deaths): Likewise.
475 (distribute_notes): Use alloc_reg_note and add_reg_note.
476 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
477 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
478 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
480 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
482 PR rtl-optimization/39762
483 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
484 ira_may_move_out_cost): Add comments about way of their usage.
485 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
487 * ira-conflicts.c (process_regs_for_copy): Use function
488 ira_get_register_move_cost instead of global
489 ira_register_move_cost.
491 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
492 color_pass, move_spill_restore, update_curr_costs): Ditto.
494 * ira-lives.c (process_single_reg_class_operands): Ditto.
496 * ira-emit.c (emit_move_list): Ditto.
498 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
499 (record_reg_classes): Ditto. Use functions
500 ira_get_register_move_cost and ira_get_may_move_cost instead of
501 global vars ira_register_move_cost, ira_may_move_out_cost and
502 ira_may_move_in_cost.
503 (record_address_regs): Don't call ira_init_register_move_cost.
504 Use function ira_get_may_move_cost instead of global
505 ira_may_move_in_cost.
506 (process_bb_node_for_hard_reg_moves): Use function
507 ira_get_register_move_cost instead of global ira_register_move_cost.
508 (ira_costs): Don't call ira_init_register_move_cost.
510 2009-04-16 Richard Guenther <rguenther@suse.de>
512 * tree-cfg.c (verify_gimple_assign_binary):
513 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
514 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
515 (create_general_new_stmt): Note that this function is broken.
517 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
519 * common.opt (fhelp): Add Var(help_flag).
520 * gcc-plugin.h (plugin_info): Add help.
521 * plugin.c (plugin_name_args): Add help.
522 (register_plugin_info): Set plugin->help.
523 (print_help_one_plugin): New.
524 (print_plugins_help): New.
525 * plugin.h (print_plugins_help): New.
526 * toplev.c (toplev_main): Call print_plugins_help if needed.
528 2009-04-16 Richard Guenther <rguenther@suse.de>
530 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
531 (gimple_ior_addresses_taken_1): New function.
532 (gimple_ior_addresses_taken): Likewise.
533 * gimple.h (struct gimple_statement_with_ops_base): Remove
534 addresses_taken member.
535 (gimple_ior_addresses_taken): Declare.
536 (gimple_addresses_taken, gimple_addresses_taken_ptr,
537 gimple_set_addresses_taken): Remove.
538 * ipa-reference.c (mark_address): New function.
539 (scan_stmt_for_static_refs): Use it for marking addresses taken.
540 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
541 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
542 (gimple_add_to_addresses_taken): Remove.
543 (get_tmr_operands): Call mark_address_taken.
544 (get_asm_expr_operands): Likewise.
545 (get_expr_operands): Likewise.
546 (build_ssa_operands): Do not clear the addresses_taken bitmap.
547 (free_stmt_operands): Do not free it.
548 * tree-ssa.c (delete_tree_ssa): Likewise.
549 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
551 2009-04-16 Richard Guenther <rguenther@suse.de>
553 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
554 (walk_stmt_load_store_ops): Likewise.
555 * gimple.c (get_base_loadstore): New function.
556 (walk_stmt_load_store_addr_ops): Likewise.
557 (walk_stmt_load_store_ops): Likewise.
558 * ipa-pure-const.c (check_op): Simplify.
559 (check_load, check_store): New functions.
560 (check_stmt): Use walk_stmt_load_store_ops.
561 * ipa-reference.c (mark_load): Adjust signature.
562 (mark_store): Likewise.
563 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
565 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
567 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
569 * opts.c (common_handle_option): Don't call print_version.
570 * plugin.c (plugin_name_args): Add version.
571 (register_plugin_info): New.
572 (register_callback): Handle PLUGIN_INFO.
573 (try_init_one_plugin): New.
574 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
576 (finalize_one_plugin): New.
577 (finalize_plugins): New.
578 (print_one_plugin): New.
579 (print_plugins_versions): New.
580 * plugin.h (print_plugins_versions): New.
581 (finalize_plugins): New.
582 * toplev.c (compile_file): Don't call initialize_plugins.
583 (print_version): Call print_plugins_versions.
584 (toplev_main): Call initialize_plugins. Print version if needed.
585 Call finalize_plugins.
587 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
589 * common.opt (fversion): New.
590 * gcc.c (print_version): New.
591 (process_command): Don't print the version. Just set print_version.
592 (main): Print version. Call subprocesses if print_version and
593 verbose_flag are set.
594 * opts.c (common_handle_option): Handle OPT_fversion.
596 2009-04-16 Richard Guenther <rguenther@suse.de>
597 Ira Rosen <irar@il.ibm.com>
599 PR tree-optimization/39698
600 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
601 type of the reduction variable. Only generate the def if
604 * omp-low.c (expand_omp_for_generic): When converting to a pointer
605 make sure to first convert to an integer of the same precision.
606 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
607 the type of the evolution correctly in computing the new
608 induction variable base.
610 2009-04-16 Richard Guenther <rguenther@suse.de>
613 * tree-cfg.c (make_blocks): Split statements with to-be
614 abnormal SSA names on the lhs.
616 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
618 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
619 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
620 * c-typeck.c (really_start_incremental_init): Likewise.
621 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
622 (TARGET_INITIALIZER): Remove it.
623 * target.h (struct target): Remove vector_opaque_p.
624 * tree.c (build_opaque_vector_type): New.
625 * tree.h (TYPE_VECTOR_OPAQUE): New.
626 (build_opaque_vector_type): Declare.
627 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
628 * config/rs6000/rs6000.c (build_opaque_vector_type,
629 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
630 (rs6000_init_builtins): Use build_opaque_vector_type for
631 opaque_V4SI_type_node.
633 2009-04-15 Catherine Moore <clm@codesourcery.com>
635 * debug.h (set_name): Declare.
636 * dwarf2out.c (dwarf2out_set_name): Declare.
637 (dwarf2_debug_hooks): Add set_name.
638 (find_AT_string): New.
639 (add_AT_string): Call find_AT_string.
640 (dwarf2out_set_name): New.
641 * cp/decl.c (grokdeclarator): Call set_name.
642 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
643 * debug.c (do_nothing_debug_hooks): Likewise.
644 * dbxout.c (dbx_debug_hooks): Likewise.
645 * sdbout.c (sdb_debug_hooks): Likewise.
647 2009-04-15 Michael Eager <eager@eagercon.com>
649 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
650 reg for single-precision FPU.
651 * config/rs6000/rs6000.md (movsi_internal1): Only for
653 (movsi_internal1_single): New. Add pattern to move SI values to/from
654 single-precision FP regs.
656 2009-04-15 Richard Guenther <rguenther@suse.de>
658 * omp-low.c (lower_rec_input_clauses): Build correct address
660 (expand_omp_for_generic): Fix multiplication type.
661 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
662 (generate_memset_zero): Fix types.
663 * tree-profile.c (prepare_instrumented_value): Correctly
666 2009-04-15 Ian Lance Taylor <iant@google.com>
668 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
669 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
670 for -Wall and for -Wc++-compat.
671 (c_common_post_options): For C++, set warn_enum_compare if not
673 * c-tree.h (struct c_expr): Add field original_type.
674 (build_external_ref): Update declaration.
675 * c-parser.c (c_parser_braced_init): Set original_type.
676 (c_parser_initelt): Likewise.
677 (c_parser_expr_no_commas): Likewise.
678 (c_parser_conditional_expression): Likewise.
679 (c_parser_cast_expression): Likewise.
680 (c_parser_unary_expression): Likewise. Pull setting of
681 original_code to top of function.
682 (c_parser_sizeof_expression): Set original_type.
683 (c_parser_alignof_expression): Likewise.
684 (c_parser_postfix_expression): Likewise. Pull setting of
685 original_code to top of function.
686 (c_parser_postfix_expression_after_paren_type): Set original_type.
687 (c_parser_postfix_expression_after_primary): Likewise.
688 (c_parser_expression): Likewise.
689 * c-typeck.c (build_external_ref): Add type parameter. Change all
691 (c_expr_sizeof_expr): Set original_type field.
692 (parser_build_unary_op): Likewise.
693 (parser_build_binary_op): Likewise. Optionally warn about
694 comparisons of enums of different types.
695 (digest_init): Set original_type field.
696 (really_start_incremental_init): Likewise.
697 (push_init_level, pop_init_level): Likewise.
698 * doc/invoke.texi (Warning Options): -Wenum-compare now
701 2009-04-15 Richard Guenther <rguenther@suse.de>
703 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
704 out a necessary conversion.
705 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
706 names we didn't value number.
707 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
709 2009-04-15 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/39764
712 * tree-ssa-ccp.c (get_value): Canonicalize value with
713 canonicalize_float_value.
715 2009-04-15 Jan Hubicka <jh@suse.cz>
717 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
718 Wrong version of patch.
720 2009-04-15 Jan Hubicka <jh@suse.cz>
722 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
724 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
726 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
727 our distinct integral and vector types.
729 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
731 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
732 * init.c (build_vtbl_address): Remove call to assemble_external.
734 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
736 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
737 output for other floating point modes.
739 2009-04-14 Diego Novillo <dnovillo@google.com>
741 * diagnostic.c (diagnostic_report_diagnostic): Do not
742 warn about loaded plugins for DK_ERROR and DK_WARNING.
743 * c-decl.c (declspecs_add_type): Move call to
744 invoke_plugin_callbacks ...
745 * c-parser.c (c_parser_declspecs): ... here.
746 * plugin.c (dump_active_plugins): Tidy output.
748 2009-04-14 Diego Novillo <dnovillo@google.com>
749 Le-Chun Wu <lcwu@google.com>
751 * configure.ac: Add --enable-plugin support.
752 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
753 * Makefile.in (PLUGIN_H): Define.
754 Export ENABLE_PLUGIN and GMPINC to site.exp.
755 Add PLUGINLIBS to link command.
756 Add/modify dependencies for plugin.o and files including plugin.h.
758 * config.in: Regenerate.
760 * opts.c (common_handle_option): Handle OPT_fplugin_ and
763 2009-04-14 Le-Chun Wu <lcwu@google.com>
765 * tree-pass.h (register_one_dump_file): Add a prototype for
766 register_one_dump_file.
767 * toplev.c (compile_file): Call initialize_plugins.
768 (do_compile): Call invoke_plugin_callbacks.
769 (toplev_main): Call invoke_plugin_callbacks.
770 * common.opt: Add -fplugin= and -fplugin-arg-.
771 * gcc-plugin.h: New public header file for plugins to include.
772 * plugin.c: New source file.
773 * plugin.h: New internal header file.
774 * passes.c (register_one_dump_file): Make it external.
776 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
778 2009-04-14 Diego Novillo <dnovillo@google.com>
780 * doc/plugins.texi: New.
781 * doc/gccint.texi: Add reference to Plugins chapter.
782 * doc/invoke.texi: Document -fplugin and -fplugin-arg
783 * diagnostic.c (diagnostic_report_diagnostic): Warn about
784 loaded plugins, if any.
785 * timevar.def (TV_PLUGIN_INIT): Define.
786 (TV_PLUGIN_RUN): Define.
787 * plugin.c: Include timevar.h
788 (plugins_active_p): New.
789 (dump_active_plugins): New.
790 (debug_active_plugins): New.
792 2009-04-14 Joseph Myers <joseph@codesourcery.com>
794 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
796 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
798 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
800 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
801 the same as a minus without a shift.
803 2009-04-14 Nick Clifton <nickc@redhat.com>
805 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
806 comparisons with small integers will always produce a short
809 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
812 2008-12-19 Diego Novillo <dnovillo@google.com>
814 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
816 2000-04-14 Richard Guenther <rguenther@suse.de>
818 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
820 (verify_gimple_assign_binary): Likewise. Handle shifts and
822 (verify_gimple_phi): Print the mismatched argument position.
823 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
825 (vect_update_init_of_dr): Likewise.
826 * matrix-reorg.c (transform_access_sites): Do what the
828 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
830 2009-04-13 Michael Eager <eager@eagercon.com>
832 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
833 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
834 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
835 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
836 remove duplicate config
838 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
840 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
841 file_name:line_number type locator of the call site.
843 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
845 * genautomata.c: Put blank after comma.
846 (automaton_decls): New.
847 (struct unit_usage): Add comments to member next.
848 (store_alt_unit_usage): Keep the list ordered.
849 (unit_present_on_list_p, equal_alternatives_p): New.
850 (check_regexp_units_distribution): Check units distribution
851 correctness correctly.
852 (main): Don't write automata if error is found. Return correct
855 * config/m68k/cf.md (cfv4_ds): Remove.
856 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
857 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
859 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
860 power4-load-ext, power4-store, power4-store-update,
861 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
862 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
863 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
864 power4-sqrt, power4-isync): Modify reservation to make correct
865 unit distribution to automata.
867 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
868 power5-store-update, power5-two, power5-three, power5-lmul,
869 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
871 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
873 * except.c (pass_set_nothrow_function_flags): Set name and add
875 (set_nothrow_function_flags): Mention in the dump file when
876 changing a function to nothrow.
878 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
881 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
882 instead of unsigned long.
884 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
886 * config/arm/arm.c (return_used_this_function): Remove.
887 (arm_output_function_prologue): Remove use of
888 return_used_this_function.
889 (output_return_instruction): Replace use of
890 return_used_this_function
891 by cfun->machine->return_used_this_function.
892 (arm_output_epilogue): Likewise.
893 (arm_output_function_epilogue): Likewise.
894 (thumb_unexpanded_epilogue): Likewise.
895 * config/arm/arm.h (struct machine_function):
896 New member return_used_this_function.
898 2009-04-12 Mark Mitchell <mark@codesourcery.com>
900 * doc/install.texi: Correct description of default directory for
901 --with-gxx-include-dir.
903 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
905 * fold-const.c (build_range_check): Properly deal with enumeral and
908 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
910 * doc/invoke.texi (max_gcse_passes): Remove documentation.
911 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
912 * params.h (MAX_GCSE_PASSES): Remove.
913 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
914 in sequence. Remove ability to run multiple passes.
915 (bypass_jumps): Report run as third CPROP pass.
917 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
920 * except.c (can_throw_external): Look at each insn in a SEQUENCE
921 when deciding whether the whole SEQUENCE can throw.
923 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
926 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
927 offseted label references.
929 2009-04-11 Jan Hubicka <jh@suse.cz>
931 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
933 2009-04-11 Richard Guenther <rguenther@suse.de>
936 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
937 return variables as TREE_ADDRESSABLE.
939 2009-04-11 Richard Guenther <rguenther@suse.de>
941 PR tree-optimization/39713
942 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
943 reference trees have SSA_NAME operands.
945 2009-04-11 Richard Guenther <rguenther@suse.de>
948 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
951 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
953 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
954 match changes in Cygwin 1.7
955 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
956 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
958 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
960 PR tree-optimization/39701
961 * doc/invoke.texi (Optimization Options): Document change in
962 meaning and initialization of -fdelete-null-pointer-checks.
964 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
967 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
969 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
972 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
974 2009-04-10 Chao-ying Fu <fu@mips.com>
976 * doc/tm.texi (Instruction Output): Document
977 TARGET_ASM_FINAL_POSTSCAN_INSN.
978 * target.h (final_postscan_insn): New field in asm_out.
979 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
980 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
981 * final.c (final_scan_insn): Call
982 targetm.asm_out.final_postscan_insn after outputting
983 an asm macro and a normal instruction.
985 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
986 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
987 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
988 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
989 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
991 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
994 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
995 variables as non-NULL even with -fdelete-null-pointer-checks.
997 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
999 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1001 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1004 * config/i386/i386.c (classify_argument): Handle SCmode with
1005 (bit_offset % 64) != 0.
1007 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1009 * doc/invoke.texi (Optimize Options): Add cross-reference to
1010 -Q --help=optimizers examples.
1012 2009-04-10 Ben Elliston <bje@au.ibm.com>
1015 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1016 regalign for the reg == fpr and TDmode case.
1018 2009-04-09 David Ayers <ayers@fsfe.org>
1021 * objc/objc-act.c (warn_with_method): Remove helper function.
1022 (check_duplicates): Call warning and inform directly.
1023 (really_start_method): Likewise.
1025 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1027 * expmed.c (expand_divmod): Always use a comparison for a division
1028 by a large unsigned integer.
1030 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1031 for things others than variables or functions as nonzero.
1033 2009-04-09 Nick Clifton <nickc@redhat.com>
1035 * unwind-compat.c: Change copyright header to refer to version
1036 3 of the GNU General Public License with version 3.1 of the
1037 GCC Runtime Library Exception and to point readers at the
1038 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1039 * config/alpha/crtfastmath.c: Likewise.
1040 * config/alpha/linux-unwind.h: Likewise.
1041 * config/alpha/qrnnd.asm: Likewise.
1042 * config/alpha/vms-crt0-64.c: Likewise.
1043 * config/alpha/vms-crt0.c: Likewise.
1044 * config/alpha/vms-dwarf2.asm: Likewise.
1045 * config/alpha/vms-dwarf2eh.asm: Likewise.
1046 * config/alpha/vms-psxcrt0-64.c: Likewise.
1047 * config/alpha/vms-psxcrt0.c: Likewise.
1048 * config/alpha/vms_tramp.asm: Likewise.
1049 * config/arc/initfini.c: Likewise.
1050 * config/arc/lib1funcs.asm: Likewise.
1051 * config/arm/bpabi-v6m.S: Likewise.
1052 * config/arm/bpabi.S: Likewise.
1053 * config/arm/bpabi.c: Likewise.
1054 * config/arm/crti.asm: Likewise.
1055 * config/arm/crtn.asm: Likewise.
1056 * config/arm/ieee754-df.S: Likewise.
1057 * config/arm/ieee754-sf.S: Likewise.
1058 * config/arm/lib1funcs.asm: Likewise.
1059 * config/arm/libunwind.S: Likewise.
1060 * config/arm/linux-atomic.c: Likewise.
1061 * config/arm/mmintrin.h: Likewise.
1062 * config/arm/pr-support.c: Likewise.
1063 * config/arm/unaligned-funcs.c: Likewise.
1064 * config/arm/unwind-arm.c: Likewise.
1065 * config/arm/unwind-arm.h: Likewise.
1066 * config/avr/libgcc.S: Likewise.
1067 * config/bfin/crti.s: Likewise.
1068 * config/bfin/crtlibid.s: Likewise.
1069 * config/bfin/crtn.s: Likewise.
1070 * config/bfin/lib1funcs.asm: Likewise.
1071 * config/bfin/linux-unwind.h: Likewise.
1072 * config/cris/arit.c: Likewise.
1073 * config/cris/cris_abi_symbol.c: Likewise.
1074 * config/darwin-64.c: Likewise.
1075 * config/darwin-crt2.c: Likewise.
1076 * config/darwin-crt3.c: Likewise.
1077 * config/darwin.h: Likewise.
1078 * config/dbxelf.h: Likewise.
1079 * config/dfp-bit.c: Likewise.
1080 * config/dfp-bit.h: Likewise.
1081 * config/elfos.h: Likewise.
1082 * config/fixed-bit.c: Likewise.
1083 * config/fixed-bit.h: Likewise.
1084 * config/fp-bit.c: Likewise.
1085 * config/fp-bit.h: Likewise.
1086 * config/fr30/crti.asm: Likewise.
1087 * config/fr30/crtn.asm: Likewise.
1088 * config/fr30/lib1funcs.asm: Likewise.
1089 * config/freebsd-spec.h: Likewise.
1090 * config/frv/cmovd.c: Likewise.
1091 * config/frv/cmovh.c: Likewise.
1092 * config/frv/cmovw.c: Likewise.
1093 * config/frv/frvbegin.c: Likewise.
1094 * config/frv/frvend.c: Likewise.
1095 * config/frv/lib1funcs.asm: Likewise.
1096 * config/glibc-stdint.h: Likewise.
1097 * config/h8300/clzhi2.c: Likewise.
1098 * config/h8300/crti.asm: Likewise.
1099 * config/h8300/crtn.asm: Likewise.
1100 * config/h8300/ctzhi2.c: Likewise.
1101 * config/h8300/fixunssfsi.c: Likewise.
1102 * config/h8300/lib1funcs.asm: Likewise.
1103 * config/h8300/parityhi2.c: Likewise.
1104 * config/h8300/popcounthi2.c: Likewise.
1105 * config/i386/ammintrin.h: Likewise.
1106 * config/i386/att.h: Likewise.
1107 * config/i386/avxintrin.h: Likewise.
1108 * config/i386/biarch64.h: Likewise.
1109 * config/i386/bmmintrin.h: Likewise.
1110 * config/i386/cpuid.h: Likewise.
1111 * config/i386/cross-stdarg.h: Likewise.
1112 * config/i386/crtfastmath.c: Likewise.
1113 * config/i386/crtprec.c: Likewise.
1114 * config/i386/cygming-crtbegin.c: Likewise.
1115 * config/i386/cygming-crtend.c: Likewise.
1116 * config/i386/cygwin.asm: Likewise.
1117 * config/i386/emmintrin.h: Likewise.
1118 * config/i386/gmm_malloc.h: Likewise.
1119 * config/i386/gthr-win32.c: Likewise.
1120 * config/i386/i386.h: Likewise.
1121 * config/i386/immintrin.h: Likewise.
1122 * config/i386/linux-unwind.h: Likewise.
1123 * config/i386/linux64.h: Likewise.
1124 * config/i386/mm3dnow.h: Likewise.
1125 * config/i386/mmintrin-common.h: Likewise.
1126 * config/i386/mmintrin.h: Likewise.
1127 * config/i386/nmmintrin.h: Likewise.
1128 * config/i386/pmm_malloc.h: Likewise.
1129 * config/i386/pmmintrin.h: Likewise.
1130 * config/i386/smmintrin.h: Likewise.
1131 * config/i386/sol2-c1.asm: Likewise.
1132 * config/i386/sol2-ci.asm: Likewise.
1133 * config/i386/sol2-cn.asm: Likewise.
1134 * config/i386/sol2-gc1.asm: Likewise.
1135 * config/i386/tmmintrin.h: Likewise.
1136 * config/i386/unix.h: Likewise.
1137 * config/i386/w32-unwind.h: Likewise.
1138 * config/i386/wmmintrin.h: Likewise.
1139 * config/i386/x86-64.h: Likewise.
1140 * config/i386/x86intrin.h: Likewise.
1141 * config/i386/xmmintrin.h: Likewise.
1142 * config/ia64/crtbegin.asm: Likewise.
1143 * config/ia64/crtend.asm: Likewise.
1144 * config/ia64/crtfastmath.c: Likewise.
1145 * config/ia64/crti.asm: Likewise.
1146 * config/ia64/crtn.asm: Likewise.
1147 * config/ia64/fde-glibc.c: Likewise.
1148 * config/ia64/lib1funcs.asm: Likewise.
1149 * config/ia64/linux-unwind.h: Likewise.
1150 * config/ia64/quadlib.c: Likewise.
1151 * config/ia64/unwind-ia64.c: Likewise.
1152 * config/linux.h: Likewise.
1153 * config/m32c/m32c-lib1.S: Likewise.
1154 * config/m32c/m32c-lib2-trapv.c: Likewise.
1155 * config/m32c/m32c-lib2.c: Likewise.
1156 * config/m32r/initfini.c: Likewise.
1157 * config/m68hc11/larith.asm: Likewise.
1158 * config/m68hc11/m68hc11-crt0.S: Likewise.
1159 * config/m68k/cf.md: Likewise.
1160 * config/m68k/crti.s: Likewise.
1161 * config/m68k/crtn.s: Likewise.
1162 * config/m68k/lb1sf68.asm: Likewise.
1163 * config/m68k/linux-unwind.h: Likewise.
1164 * config/mcore/crti.asm: Likewise.
1165 * config/mcore/crtn.asm: Likewise.
1166 * config/mcore/lib1.asm: Likewise.
1167 * config/mips/linux-unwind.h: Likewise.
1168 * config/mips/loongson.h: Likewise.
1169 * config/mips/mips16.S: Likewise.
1170 * config/mmix/crti.asm: Likewise.
1171 * config/mmix/crtn.asm: Likewise.
1172 * config/pa/fptr.c: Likewise.
1173 * config/pa/hpux-unwind.h: Likewise.
1174 * config/pa/lib2funcs.asm: Likewise.
1175 * config/pa/linux-atomic.c: Likewise.
1176 * config/pa/linux-unwind.h: Likewise.
1177 * config/pa/milli64.S: Likewise.
1178 * config/pa/quadlib.c: Likewise.
1179 * config/pa/stublib.c: Likewise.
1180 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1181 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1182 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1183 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1184 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1185 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1186 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1187 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1188 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1189 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1190 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1191 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1192 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1193 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1194 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1195 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1196 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1197 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1198 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1199 * config/rs6000/750cl.h: Likewise.
1200 * config/rs6000/altivec.h: Likewise.
1201 * config/rs6000/biarch64.h: Likewise.
1202 * config/rs6000/crtresfpr.asm: Likewise.
1203 * config/rs6000/crtresgpr.asm: Likewise.
1204 * config/rs6000/crtresxfpr.asm: Likewise.
1205 * config/rs6000/crtresxgpr.asm: Likewise.
1206 * config/rs6000/crtsavfpr.asm: Likewise.
1207 * config/rs6000/crtsavgpr.asm: Likewise.
1208 * config/rs6000/darwin-asm.h: Likewise.
1209 * config/rs6000/darwin-fallback.c: Likewise.
1210 * config/rs6000/darwin-fpsave.asm: Likewise.
1211 * config/rs6000/darwin-ldouble.c: Likewise.
1212 * config/rs6000/darwin-tramp.asm: Likewise.
1213 * config/rs6000/darwin-unwind.h: Likewise.
1214 * config/rs6000/darwin-vecsave.asm: Likewise.
1215 * config/rs6000/darwin-world.asm: Likewise.
1216 * config/rs6000/e500crtres32gpr.asm: Likewise.
1217 * config/rs6000/e500crtres64gpr.asm: Likewise.
1218 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1219 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1220 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1221 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1222 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1223 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1224 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1225 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1226 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1227 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1228 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1229 * config/rs6000/eabi-ci.asm: Likewise.
1230 * config/rs6000/eabi-cn.asm: Likewise.
1231 * config/rs6000/eabi.asm: Likewise.
1232 * config/rs6000/linux-unwind.h: Likewise.
1233 * config/rs6000/linux64.h: Likewise.
1234 * config/rs6000/paired.h: Likewise.
1235 * config/rs6000/paired.md: Likewise.
1236 * config/rs6000/ppc64-fp.c: Likewise.
1237 * config/rs6000/ppu_intrinsics.h: Likewise.
1238 * config/rs6000/rs6000.h: Likewise.
1239 * config/rs6000/si2vmx.h: Likewise.
1240 * config/rs6000/sol-ci.asm: Likewise.
1241 * config/rs6000/sol-cn.asm: Likewise.
1242 * config/rs6000/spe.h: Likewise.
1243 * config/rs6000/spu2vmx.h: Likewise.
1244 * config/rs6000/sysv4.h: Likewise.
1245 * config/rs6000/tramp.asm: Likewise.
1246 * config/rs6000/vec_types.h: Likewise.
1247 * config/s390/linux-unwind.h: Likewise.
1248 * config/s390/tpf-unwind.h: Likewise.
1249 * config/score/crti.asm: Likewise.
1250 * config/score/crtn.asm: Likewise.
1251 * config/sh/crt1.asm: Likewise.
1252 * config/sh/crti.asm: Likewise.
1253 * config/sh/crtn.asm: Likewise.
1254 * config/sh/divtab-sh4-300.c: Likewise.
1255 * config/sh/divtab-sh4.c: Likewise.
1256 * config/sh/divtab.c: Likewise.
1257 * config/sh/lib1funcs-4-300.asm: Likewise.
1258 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1259 * config/sh/lib1funcs.asm: Likewise.
1260 * config/sh/lib1funcs.h: Likewise.
1261 * config/sh/linux-atomic.asm: Likewise.
1262 * config/sh/linux-unwind.h: Likewise.
1263 * config/sh/shmedia.h: Likewise.
1264 * config/sh/sshmedia.h: Likewise.
1265 * config/sh/ushmedia.h: Likewise.
1266 * config/sparc/crtfastmath.c: Likewise.
1267 * config/sparc/linux-unwind.h: Likewise.
1268 * config/sparc/sol2-c1.asm: Likewise.
1269 * config/sparc/sol2-ci.asm: Likewise.
1270 * config/sparc/sol2-cn.asm: Likewise.
1271 * config/spu/divmodti4.c: Likewise.
1272 * config/spu/divv2df3.c: Likewise.
1273 * config/spu/float_disf.c: Likewise.
1274 * config/spu/float_unsdidf.c: Likewise.
1275 * config/spu/float_unsdisf.c: Likewise.
1276 * config/spu/float_unssidf.c: Likewise.
1277 * config/spu/mfc_multi_tag_release.c: Likewise.
1278 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1279 * config/spu/mfc_tag_release.c: Likewise.
1280 * config/spu/mfc_tag_reserve.c: Likewise.
1281 * config/spu/mfc_tag_table.c: Likewise.
1282 * config/spu/multi3.c: Likewise.
1283 * config/spu/spu_internals.h: Likewise.
1284 * config/spu/spu_intrinsics.h: Likewise.
1285 * config/spu/spu_mfcio.h: Likewise.
1286 * config/spu/vec_types.h: Likewise.
1287 * config/spu/vmx2spu.h: Likewise.
1288 * config/stormy16/stormy16-lib2.c: Likewise.
1289 * config/svr4.h: Likewise.
1290 * config/sync.c: Likewise.
1291 * config/v850/lib1funcs.asm: Likewise.
1292 * config/vxlib-tls.c: Likewise.
1293 * config/vxlib.c: Likewise.
1294 * config/vxworks-dummy.h: Likewise.
1295 * config/xtensa/crti.asm: Likewise.
1296 * config/xtensa/crtn.asm: Likewise.
1297 * config/xtensa/ieee754-df.S: Likewise.
1298 * config/xtensa/ieee754-sf.S: Likewise.
1299 * config/xtensa/lib1funcs.asm: Likewise.
1300 * config/xtensa/lib2funcs.S: Likewise.
1301 * config/xtensa/linux-unwind.h: Likewise.
1302 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1303 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1304 * coretypes.h: Likewise.
1305 * crtstuff.c: Likewise.
1306 * defaults.h: Likewise.
1307 * dwarf2.h: Likewise.
1308 * emutls.c: Likewise.
1309 * gbl-ctors.h: Likewise.
1310 * gcov-io.h: Likewise.
1311 * ginclude/float.h: Likewise.
1312 * ginclude/iso646.h: Likewise.
1313 * ginclude/stdarg.h: Likewise.
1314 * ginclude/stdbool.h: Likewise.
1315 * ginclude/stddef.h: Likewise.
1316 * ginclude/stdfix.h: Likewise.
1317 * ginclude/stdint-gcc.h: Likewise.
1318 * ginclude/tgmath.h: Likewise.
1319 * gthr-aix.h: Likewise.
1320 * gthr-dce.h: Likewise.
1321 * gthr-gnat.c: Likewise.
1322 * gthr-gnat.h: Likewise.
1323 * gthr-lynx.h: Likewise.
1324 * gthr-mipssde.h: Likewise.
1325 * gthr-nks.h: Likewise.
1326 * gthr-posix.c: Likewise.
1327 * gthr-posix.h: Likewise.
1328 * gthr-posix95.h: Likewise.
1329 * gthr-rtems.h: Likewise.
1330 * gthr-single.h: Likewise.
1331 * gthr-solaris.h: Likewise.
1332 * gthr-tpf.h: Likewise.
1333 * gthr-vxworks.h: Likewise.
1334 * gthr-win32.h: Likewise.
1336 * libgcc2.c: Likewise.
1337 * libgcc2.h: Likewise.
1338 * libgcov.c: Likewise.
1339 * tsystem.h: Likewise.
1340 * typeclass.h: Likewise.
1341 * unwind-c.c: Likewise.
1342 * unwind-compat.h: Likewise.
1343 * unwind-dw2-fde-compat.c: Likewise.
1344 * unwind-dw2-fde-darwin.c: Likewise.
1345 * unwind-dw2-fde-glibc.c: Likewise.
1346 * unwind-dw2-fde.c: Likewise.
1347 * unwind-dw2-fde.h: Likewise.
1348 * unwind-dw2.c: Likewise.
1349 * unwind-dw2.h: Likewise.
1350 * unwind-generic.h: Likewise.
1351 * unwind-pe.h: Likewise.
1352 * unwind-sjlj.c: Likewise.
1353 * unwind.inc: Likewise.
1354 * config/arm/neon-gen.ml: Change generated copyright header to
1355 refer to version 3 of the GNU General Public License with
1356 version 3.1 of the GCC Runtime Library Exception and to point
1357 readers at the COPYING3 and COPYING3.RUNTIME files and the
1358 FSF's license web page.
1359 * config/arm/arm_neon.h: Regenerate.
1361 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1363 * config/cris/cris.md: Change copyright header to refer to version
1364 3 of the GNU General Public License.
1365 * doc/install.texi2html: Change copyright header to refer to version
1366 3 of the GNU General Public License and to point readers at the
1367 COPYING3 file and the FSF's license web page.
1368 * config/vax/linux.h: Likewise.
1370 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1372 * config/i386/i386.md (cmpcc): New.
1373 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1374 (sync_compare_and_swap_cc*): Delete.
1376 * config/s390/s390.c (s390_compare_emitted): Remove.
1377 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1378 s390_compare_emitted used to be handled. Assert that modes match.
1379 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1380 refer to sync_compare_and_swap_ccsi.
1381 * config/s390/s390.h (s390_compare_emitted): Remove.
1382 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1383 instead of s390_compare_emitted.
1384 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1385 instead of s390_compare_emitted.
1386 * config/s390/s390.md (cmpcc): New.
1387 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1388 CC_REGNUM, do not pretend it's set.
1389 (sync_compare_and_swap_cc*): Delete.
1390 * config/s390/predicates.md (cc_reg_operand): New.
1392 * expr.c (sync_compare_and_swap_cc): Delete.
1393 * optabs.h (sync_compare_and_swap_cc): Delete.
1394 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1395 is being used with can_compare_p.
1396 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1398 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1399 look for a MODE_CC set instead. Use emit_store_flag.
1400 (expand_compare_and_swap_loop): Likewise, with some additional
1401 complication to avoid a force_reg when useless. Use
1402 emit_cmp_and_jump_insns.
1403 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1404 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1405 sync_compare_and_swap documentation.
1407 2009-04-09 Jan Hubicka <jh@suse.cz>
1409 * except.c (find_prev_try): Break out from ....
1410 (duplicate_eh_regions): ... here; properly update prev_try pointers
1411 when duplication part of tree.
1412 (dump_eh_tree): Improve dumping.
1413 (verify_eh_region): New.
1414 (verify_eh_tree): Use it.
1416 2009-04-06 Richard Guenther <rguenther@suse.de>
1418 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1419 &ARRAY addresses by adjusting their types and prepending
1421 * tree-cfg.c (verify_gimple_assign_single): Verify that
1422 addresses are correct.
1424 2009-04-09 Richard Guenther <rguenther@suse.de>
1426 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1427 indices into an array reference if possible.
1428 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1429 Fold POINTER_PLUS_EXPR statements with invariant address.
1431 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1434 * config.gcc (powerpc64-*-linux*): Always build biarch.
1436 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1439 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1440 it and pedwarn if this results in an INTEGER_CST.
1442 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1444 * doc/install.texi: Update minimum GMP version. Remove obsolete
1445 text in MPFR section.
1447 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1449 * dwarf2out.c (class_scope_p): New static inline.
1450 (class_or_namespace_scope_p): Use it.
1451 (gen_variable_die): Use DW_TAG_member tag for static data member
1452 declarations instead of DW_TAG_variable.
1455 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1458 2009-04-08 Richard Guenther <rguenther@suse.de>
1460 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1461 valueize random data.
1463 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1465 * config.gcc (aix tm_file): Add aix-stdint.h.
1466 (aix tm clause use_gcc_stdint): Set to wrap.
1467 * config/rs6000/aix-stdint.h: New file.
1469 2009-04-08 Richard Guenther <rguenther@suse.de>
1472 * tree-dfa.c (add_referenced_var): Do not recurse into
1473 global initializers.
1474 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1476 (fold_const_aggregate_ref): Likewise.
1478 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1480 * recog.c (ordered_comparison_operator): New.
1481 * gensupport.c (std_preds): Add it.
1482 * doc/md.texi (Machine-Independent Predicates): Document it.
1484 2009-04-08 Jan Hubicka <jh@suse.cz>
1486 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1487 * function.h (rtl_eh): Remove exception_handler_label_map.
1488 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1489 remove_exception_handler_label, for_each_eh_label_1): Remove.
1490 (rtl_remove_unreachable_regions): Remove.
1491 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1492 (find_exception_handler_labels): Don't build the hashtable.
1493 (maybe_remove_eh_handler): Remove.
1494 (for_each_eh_label): Rewrite to walk the tree.
1495 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1496 * except.h (maybe_remove_eh_handler): Remove.
1497 * passes.c (init_optimization_passes): Schedule second EH cleanup
1499 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1500 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1502 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1504 * genoutput.c (validate_optab_operands): New.
1505 (gen_insn, gen_expand): Call it.
1507 * genflags.c (gen_insn): Detect misused iterators.
1508 (main): Pass line_no to gen_insn, exit with status 1 on error.
1510 * genextract.c (line_no): Make global.
1511 (VEC_safe_set_locstr): Change assertion to error message.
1512 (main): Exit with status 1 on error.
1514 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1518 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1519 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1520 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1521 * c-convert.c (convert): Do not call fold on results of conversion
1522 functions when the result is a C_MAYBE_CONST_EXPR.
1523 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1524 of __builtin_choose_expr.
1525 * c-typeck.c (remove_c_maybe_const_expr): New.
1526 (build_unary_op, build_conditional_expr, build_compound_expr,
1527 build_binary_op, c_objc_common_truthvalue_conversion): Call
1528 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1531 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1533 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1534 CODE to produce a new one. Add a prototype to use fold_convert_const
1536 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1539 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1540 mix declarations and code.
1542 2009-04-08 Ben Elliston <bje@au.ibm.com>
1544 * gcc.c: Replace `CC' with `GCC' throughout.
1546 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1548 * doc/invoke.texi: Document Atom support.
1550 2009-04-07 Jason Merrill <jason@redhat.com>
1553 * c-common.h, c-common.c: Add flag_pretty_templates.
1554 * c-opts.c (c_common_handle_option): Set it.
1555 * c.opt: Add -fno-pretty-templates.
1556 * doc/invoke.texi (C++ Dialect Options): Likewise.
1558 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1560 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1561 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1562 (ia64_expand_builtin): Likewise.
1564 2009-04-07 Martin Jambor <mjambor@suse.cz>
1566 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1567 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1568 ADDR_EXPRS are include too.
1570 2009-04-07 Richard Guenther <rguenther@suse.de>
1572 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1573 decls are only used if passes as parameters or if they are
1574 local statics and the call is not to a builtin.
1575 (call_may_clobber_ref_p_1): Likewise.
1577 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1579 * expr.c (do_store_flag): Remove last argument. Simplify code
1580 to avoid duplication of tests already done by can_compare_p.
1581 (expand_expr_real_1): Adjust caller.
1583 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1585 * optabs.c (can_compare_p): Test the predicate of a
1586 cbranch and cstore pattern.
1588 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1590 * expr.c (convert_move): Use emit_store_flag instead of
1593 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1595 * config/i386/i386.c (ix86_compare_emitted): Remove.
1596 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1597 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1598 * config/i386/i386.h (ix86_compare_emitted): Remove.
1599 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1600 instead of ix86_compare_emitted.
1601 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1603 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1605 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1606 Add t-sysroot-suffix to tmake_file.
1607 * config/print-sysroot-suffix.sh: New file.
1608 * config/t-sysroot-suffix: New file.
1610 2009-04-07 Ben Elliston <bje@au.ibm.com>
1612 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1613 as the latter produces a warning when the target does not support
1616 2009-04-07 Ben Elliston <bje@au.ibm.com>
1618 * dfp.c: Replace type punning assignments with memcpy throughout.
1619 * Makefile.in (dfp.o-warn): Remove.
1621 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1624 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1625 Include soft-fp/t-softfp after rs6000/t-linux64.
1627 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1629 * stor-layout.c (set_sizetype): Use the full precision of their
1630 machine mode for bitsize types.
1632 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1634 * config/i386/i386.md: Revert 2 accidental checkins.
1636 2009-04-06 Joey Ye <joey.ye@intel.com>
1637 Xuepeng Guo <xuepeng.guo@intel.com>
1638 H.J. Lu <hongjiu.lu@intel.com>
1640 Atom pipeline model, tuning and insn selection.
1641 * config.gcc (atom): Add atom config options and target.
1643 * config/i386/atom.md: New.
1645 * config/i386/i386.c (atom_cost): New cost.
1646 (m_ATOM): New macro flag.
1647 (initial_ix86_tune_features): Set m_ATOM.
1648 (x86_accumulate_outgoing_args): Likewise.
1649 (x86_arch_always_fancy_math_387): Likewise.
1650 (processor_target): Add Atom cost.
1651 (cpu_names): Add Atom cpu name.
1652 (override_options): Set Atom ISA.
1653 (ix86_issue_rate): New case PROCESSOR_ATOM.
1654 (ix86_adjust_cost): Likewise.
1656 * config/i386/i386.h (TARGET_ATOM): New target macro.
1657 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1658 (TARGET_OPT_AGU): New target option.
1659 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1660 (processor_type): Add PROCESSOR_ATOM.
1662 * config/i386/i386.md (cpu): Add new value "atom".
1663 (use_carry, movu): New attr.
1664 (atom.md): Include atom.md.
1665 (adddi3_carry_rex64): Set attr "use_carry".
1666 (addqi3_carry): Likewise.
1667 (addhi3_carry): Likewise.
1668 (addsi3_carry): Likewise.
1669 (*addsi3_carry_zext): Likewise.
1670 (subdi3_carry_rex64): Likewise.
1671 (subqi3_carry): Likewise.
1672 (subhi3_carry): Likewise.
1673 (subsi3_carry): Likewise.
1674 (x86_movdicc_0_m1_rex64): Likewise.
1675 (*x86_movdicc_0_m1_se): Likewise.
1676 (x86_movsicc_0_m1): Likewise.
1677 (*x86_movsicc_0_m1_se): Likewise.
1678 (*adddi_1_rex64): Emit add insn as much as possible.
1679 (*addsi_1): Likewise.
1680 (return_internal): Set atom_unit.
1681 (return_internal_long): Likewise.
1682 (return_pop_internal): Likewise.
1683 (*rcpsf2_sse): Set atom_sse_attr attr.
1684 (*qrt<mode>2_sse): Likewise.
1685 (*prefetch_sse): Likewise.
1687 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1689 (ix86_target_macros_internal): Likewise.
1691 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1692 (*prefetch_sse_rex): Likewise.
1693 (sse_rcpv4sf2): Likewise.
1694 (sse_vmrcpv4sf2): Likewise.
1695 (sse_sqrtv4sf2): Likewise.
1696 (<sse>_vmsqrt<mode>2): Likewise.
1697 (sse_ldmxcsr): Likewise.
1698 (sse_stmxcsr): Likewise.
1699 (*sse_sfence): Likewise.
1700 (sse2_clflush): Likewise.
1701 (*sse2_mfence): Likewise.
1702 (*sse2_lfence): Likewise.
1703 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1704 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1705 (avx_movdqu<avxmodesuffix>): Likewise.
1706 (avx_lddqu<avxmodesuffix>): Likewise.
1707 (sse2_movntv2di): Change attr "type" to "ssemov".
1708 (sse2_movntsi): Likewise.
1709 (rsqrtv8sf2): Change attr "type" to "sseadd".
1710 (sse3_addsubv2df3): Set attr "atom_unit".
1711 (sse3_h<plusminus_insn>v4sf3): Likewise.
1712 (*sse2_pmaddwd): Likewise.
1713 (*vec_extractv2di_1_rex64): Likewise.
1714 (*vec_extractv2di_1_avx): Likewise.
1715 (sse2_psadbw): Likewise.
1716 (ssse3_phaddwv8hi3): Likewise.
1717 (ssse3_phaddwv4hi3): Likewise.
1718 (ssse3_phadddv4si3): Likewise.
1719 (ssse3_phadddv2si3): Likewise.
1720 (ssse3_phaddswv8hi3): Likewise.
1721 (ssse3_phaddswv4hi3): Likewise.
1722 (ssse3_phsubwv8hi3): Likewise.
1723 (ssse3_phsubwv4hi3): Likewise.
1724 (ssse3_phsubdv4si3): Likewise.
1725 (ssse3_phsubdv2si3): Likewise.
1726 (ssse3_phsubswv8hi3): Likewise.
1727 (ssse3_phsubswv4hi3): Likewise.
1728 (ssse3_pmaddubsw128): Likewise.
1729 (sse3_pmaddubsw: Likewise.
1730 (ssse3_palignrti): Likewise.
1731 (ssse3_palignrdi): Likewise.
1733 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1735 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1737 2009-04-06 Richard Guenther <rguenther@suse.de>
1739 PR tree-optimization/28868
1740 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1741 of which PHI results we inserted.
1742 (insert_into_preds_of_block): Record inserted PHIs.
1743 (eliminate): Eliminate redundant PHI nodes.
1744 (init_pre): Init inserted_phi_names.
1746 2009-04-06 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/39643
1749 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1750 IMAGPART_EXPRs of complex constants.
1751 (execute_fold_all_builtins): If we folded a call queue
1752 TODO_update_address_taken.
1754 2009-04-06 Jan Hubicka <jh@suse.cz>
1757 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1760 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1762 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1764 (ic_invalidate_array): Likewise.
1766 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1768 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1769 alignment for library calls.
1771 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1773 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1774 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1775 * config/i386/mingw-stdint.h: New file.
1777 2009-04-05 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/39648
1780 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1781 our &A vs. &A[0] IL deficiencies.
1783 2009-04-04 Jan Hubicka <jh@suse.cz>
1785 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1786 removed toplevel regions.
1787 (sjlj_mark_call_sites): Likewise.
1789 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1791 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1792 (cygwin tm clause use_gcc_stdint): Set to wrap.
1793 * config/i386/cygwin-stdint.h: New file.
1795 2009-04-04 Richard Guenther <rguenther@suse.de>
1797 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1798 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1799 single-argument PHIs if we are in loop-closed SSA form.
1800 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1801 for the pre-condition.
1802 (slpeel_tree_peel_loop_to_edge): Likewise.
1803 (vect_build_loop_niters): Take an optional sequence to append stmts.
1804 (vect_generate_tmps_on_preheader): Likewise.
1805 (vect_do_peeling_for_loop_bound): Take extra guards for the
1807 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1808 the cost model check.
1809 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1810 guards if we are going to peel. Do not apply versioning in that case.
1811 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1812 (vect_do_peeling_for_loop_bound): Likewise.
1813 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1814 loop bound only record extra pre-conditions, do not apply loop
1817 2009-04-04 Richard Guenther <rguenther@suse.de>
1819 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1822 2009-04-04 Jan Hubicka <jh@suse.cz>
1824 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1825 last_basic_block for size of bb->index indexed array.
1826 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1827 compute_out, link_btr_uses, build_btr_def_use_webs,
1828 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1830 2009-04-04 Jan Hubicka <jh@suse.cz>
1832 * except.c (remove_eh_handler_and_replace): Break out from ...
1833 (remove_eh_handler): ... here.
1834 (bring_to_root): New function.
1835 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1836 handled ones, bring others to root of tree.
1838 2009-04-04 Jan Hubicka <jh@suse.cz>
1840 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1841 (all_phis_safe_to_merge): New function.
1842 (update_info): New structure.
1843 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1844 (cleanup_empty_eh): Update SSA if possible.
1846 2009-04-04 Richard Guenther <rguenther@suse.de>
1848 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1849 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1850 (append_vuse): Likewise.
1852 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1854 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1855 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1856 instead of REG_UNSAVED for DW_CFA_undefined.
1857 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1858 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1861 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1864 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1865 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1866 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1868 2009-04-04 Richard Guenther <rguenther@suse.de>
1870 PR tree-optimization/8781
1871 PR tree-optimization/37892
1872 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1873 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1874 (valueize_refs): Call it for *& valueizations.
1875 (shared_reference_ops_from_ref): Rename to ...
1876 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1877 (shared_reference_ops_from_call): Rename to ...
1878 (valueize_shared_reference_ops_from_call): ... this and valueize.
1879 (vn_reference_lookup): Update.
1880 (visit_reference_op_call): Likewise.
1881 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1882 (eliminate): Value-replace the call address in call statements.
1884 2009-04-04 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/39636
1887 * tree-ssa-forwprop.c
1888 (forward_propagate_addr_into_variable_array_index): Check for
1889 GIMPLE_ASSIGN before accessing the rhs code.
1891 2009-04-03 Jason Merrill <jason@redhat.com>
1893 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1895 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1897 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1898 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1899 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1900 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1901 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1902 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1903 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1904 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1905 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1906 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1907 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1908 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1909 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1910 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1911 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1912 Use fr_reg_or_fp01_operand instead of fr_register_operand
1914 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1915 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1916 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1918 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1920 PR rtl-optimization/39607
1921 PR rtl-optimization/39631
1925 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1926 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1927 instead of DF_LR_OUT.
1928 * ira-lives.c (process_bb_node_lives): Ditto.
1929 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1930 instead of DF_LR_{OUT,IN}.
1931 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1932 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1934 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1936 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1937 (execute_lower_omp): Always run but take the short way out if -fopenmp
1939 (gate_lower_omp): Remove, forcing the pass manager to always run the
1940 pass and always set PROP_gimple_lomp.
1941 (pass_lower_omp): Remove gate function.
1942 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1943 PROP_trees. Instead, require it.
1944 * ipa-cp.c (pass_ipa_cp): Likewise.
1945 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1946 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1947 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1948 and PROP_gimple_leh.
1950 2009-04-03 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/23940
1954 PR tree-optimization/33237
1957 PR tree-optimization/36201
1958 PR tree-optimization/36230
1959 PR tree-optimization/38049
1960 PR tree-optimization/38207
1961 PR tree-optimization/38230
1962 PR tree-optimization/38301
1963 PR tree-optimization/38585
1965 PR tree-optimization/38985
1966 PR tree-optimization/39299
1967 * tree-ssa-structalias.h: Remove.
1968 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1969 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1970 (struct vuse_element_d): Remove.
1971 (struct vuse_vec_d): Likewise.
1972 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1973 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1974 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1975 VUSE_ELEMENT_VAR): Likewise.
1976 (struct voptype_d): Likewise.
1977 (NUM_VOP_FREE_BUCKETS): Likewise.
1978 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1979 (struct stmt_operands_d): Remove.
1980 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1981 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1982 VDEF_NUM, VDEF_VECT): Likewise.
1983 (copy_virtual_operands): Remove.
1984 (operand_build_cmp): Likewise.
1985 (create_ssa_artificial_load_stmt): Likewise.
1986 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1987 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1988 vuse_index and mayuse_index members. Pack and move done and iter_type
1989 members to the front.
1990 (SSA_OP_VMAYUSE): Remove.
1991 (SSA_OP_VIRTUAL_USES): Adjust.
1992 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1993 (unlink_stmt_vdef): Declare.
1994 (add_to_addressable_set): Remove.
1995 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1996 (vrp_visit_stmt): Likewise.
1997 * doc/tree-ssa.texi (Alias analysis): Update.
1998 * doc/invoke.texi (max-aliased-vops): Remove docs.
1999 (avg-aliased-vops): Likewise.
2000 * tree-into-ssa.c (syms_to_rename): Remove.
2001 (need_to_update_vops_p): Likewise.
2002 (need_to_initialize_update_ssa_p): Rename to ...
2003 (update_ssa_initialized_fn): ... this. Track function we are
2005 (symbol_marked_for_renaming): Simplify.
2006 (add_new_name_mapping): Do not set need_to_update_vops_p.
2007 (dump_currdefs): Use SYMS_TO_RENAME.
2008 (rewrite_update_stmt): Always walk all uses/defs.
2009 (dump_update_ssa): Adjust.
2010 (init_update_ssa): Take function argument. Track what we are
2012 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2013 (create_new_def_for): Initialize for cfun, assert we are initialized
2015 (mark_sym_for_renaming): Simplify.
2016 (mark_set_for_renaming): Do not initialize update-ssa.
2017 (need_ssa_update_p): Simplify. Take function argument.
2018 (name_mappings_registered_p): Assert we ask for the correct function.
2019 (name_registered_for_update_p): Likewise.
2020 (ssa_names_to_replace): Likewise.
2021 (release_ssa_name_after_update_ssa): Likewise.
2022 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2023 (dump_decl_set): Do not print a newline.
2024 (debug_decl_set): Do it here.
2025 (dump_update_ssa): And here.
2026 * tree-ssa-loop-im.c (move_computations): Adjust.
2027 (movement_possibility): Likewise.
2028 (determine_max_movement): Likewise.
2029 (gather_mem_refs_stmt): Likewise.
2030 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2032 * tree-complex.c (update_all_vops): Remove.
2033 (expand_complex_move): Adjust.
2034 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2035 Simplify test for memory referencing statement. Exclude
2036 non-invariant ADDR_EXPRs.
2037 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2038 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2039 (rdg_flag_uses): Likewise.
2040 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2042 (tree_optimize_tail_calls_1): Also split the
2043 edge from the entry block if we have degenerate PHI nodes in
2044 the first basic block.
2045 * tree.c (init_ttree): Remove memory-tag related code.
2046 (tree_code_size): Likewise.
2047 (tree_node_structure): Likewise.
2048 (build7_stat): Re-write to be build6_stat.
2049 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2050 (SSA_VAR_P): Adjust.
2051 (struct tree_memory_tag): Remove.
2052 (struct tree_memory_partition_tag): Likewise.
2053 (union tree_node): Adjust.
2054 (build7): Re-write to be build6.
2055 * tree-pass.h (pass_reset_cc_flags): Remove.
2056 (TODO_update_address_taken): New flag.
2057 (pass_simple_dse): Remove.
2058 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2059 * params.h (MAX_ALIASED_VOPS): Remove.
2060 (AVG_ALIASED_VOPS): Likewise.
2061 * omp-low.c (expand_omp_taskreg): Update SSA form.
2062 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2063 aliases the lhs in a copy stmt.
2064 * tree-ssa-dse.c (struct address_walk_data): Remove.
2065 (memory_ssa_name_same): Likewise.
2066 (memory_address_same): Likewise.
2067 (get_kill_of_stmt_lhs): Likewise.
2068 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2069 unused stores. Look through PHI nodes into post-dominated regions.
2070 (dse_optimize_stmt): Simplify. Properly remove stores.
2071 (tree_ssa_dse): Compute dominators.
2072 (execute_simple_dse): Remove.
2073 (pass_simple_dse): Likewise.
2074 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2075 gimple_loaded_syms and gimple_stored_syms computation.
2076 * toplev.c (dump_memory_report): Dump alias and pta stats.
2077 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2078 (vn_reference_eq): Likewise.
2079 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2080 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2081 valueize_vuses): Remove.
2082 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2083 (get_def_ref_stmt_vuse): ... this.
2084 (vn_reference_lookup_2): New function.
2085 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2086 walking equivalent vuses. Simplify.
2087 (vn_reference_lookup): Likewise.
2088 (vn_reference_insert): Likewise.
2089 (vn_reference_insert_pieces): Likewise.
2090 (visit_reference_op_call): Simplify.
2091 (visit_reference_op_load): Likewise.
2092 (visit_reference_op_store): Likewise.
2093 (init_scc_vn): Remove shared_lookup_vuses initialization.
2094 (free_scc_vn): Remove shared_lookup_vuses freeing.
2095 (sort_vuses, sort_vuses_heap): Remove.
2096 (get_ref_from_reference_ops): Export.
2097 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2098 vector with single vuse pointer.
2099 (vn_reference_lookup_pieces, vn_reference_lookup,
2100 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2101 (shared_vuses_from_stmt): Remove.
2102 (get_ref_from_reference_ops): Declare.
2103 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2104 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2105 memory-tag related code.
2106 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2107 (likely_value): Add comment, skip static-chain of call statements.
2108 (surely_varying_stmt_p): Adjust.
2109 (gimplify_and_update_call_from_tree): Likewise.
2110 (execute_fold_all_builtins): Do not rebuild alias info.
2111 (gimplify_and_update_call_from_tree): Properly update VOPs.
2112 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2113 (copy_ref_info): Remove memory-tag related code.
2114 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2115 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2116 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2118 * tree-ssa-dom.c (gimple_p): Remove typedef.
2119 (eliminate_redundant_computations): Adjust.
2120 (record_equivalences_from_stmt): Likewise.
2121 (avail_expr_hash): Likewise.
2122 (avail_expr_eq): Likewise.
2123 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2124 (stmt_makes_single_load): Likewise.
2125 (stmt_makes_single_store): Likewise.
2126 * tree-ssa-alias.c: Rewrite completely.
2127 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2128 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2129 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2130 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2131 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2132 Remove public functions.
2133 (pass_reset_cc_flags): Remove.
2134 (pass_build_alias): Move ...
2135 * tree-ssa-structalias.c (pass_build_alias): ... here.
2136 * tree-ssa-alias.c (may_be_aliased): Move ...
2137 * tree-flow-inline.h (may_be_aliased): ... here.
2138 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2139 count_uses_and_derefs): Move ...
2140 * gimple.c: ... here.
2141 * gimple.h (count_uses_and_derefs): Declare.
2142 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2143 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2144 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2145 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2146 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2147 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2148 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2150 * tree-dfa.c (refs_may_alias_p): Move ...
2151 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2152 * tree-ssa-alias.h: New file.
2153 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2154 (statement_sink_location): Likewise.
2155 * opts.c (decode_options): Do not adjust max-aliased-vops or
2156 avg-aliased-vops values.
2157 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2158 (TV_CALL_CLOBBER): Likewise.
2159 (TV_FLOW_SENSITIVE): Likewise.
2160 (TV_FLOW_INSENSITIVE): Likewise.
2161 (TV_MEMORY_PARTITIONING): Likewise.
2162 (TV_ALIAS_STMT_WALK): New timevar.
2163 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2164 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2165 (get_address_description): Remove memory-tag related code.
2166 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2167 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2168 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2169 and immediate uses in statements. Document.
2170 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2171 (dump_symbols): Remove.
2172 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2173 * alias.c (get_deref_alias_set): New function split out from ...
2174 (get_alias_set): ... here.
2175 * alias.h (get_deref_alias_set): Declare.
2176 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2177 type parameter. Remove restrict pointer handling. Create a
2178 ref-all pointer in case type-based alias sets do not conflict.
2179 (vect_analyze_data_refs): Remove SMT related code.
2180 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2181 (vectorizable_load): Likewise.
2182 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2183 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2184 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2185 Ignore vops and SMTs.
2186 (dr_analyze_alias): Likewise..
2187 (free_data_ref): Likewise.
2188 (create_data_ref): Likewise.
2189 (analyze_all_data_dependences): Likewise.
2190 (get_references_in_stmt): Adjust.
2191 * tree-flow-inline.h (gimple_aliases_computed_p,
2192 gimple_addressable_vars, gimple_call_clobbered_vars,
2193 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2194 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2195 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2196 gimple_mem_ref_stats): Remove.
2197 (gimple_vop): New function.
2198 (op_iter_next_use): Remove vuses and mayuses cases.
2199 (op_iter_next_def): Remove vdefs case.
2200 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2201 (clear_and_done_ssa_iter): Do not set removed fields.
2202 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2203 Assert we are not iterating over vuses or vdefs if not also
2204 iterating over uses or defs.
2205 (op_iter_init_use): Likewise.
2206 (op_iter_init_def): Likewise.
2207 (op_iter_next_vdef): Remove.
2208 (op_iter_next_mustdef): Likewise.
2209 (op_iter_init_vdef): Likewise.
2210 (compare_ssa_operands_equal): Likewise.
2211 (link_use_stmts_after): Handle vuse operand.
2212 (is_call_used): Use is_call_clobbered.
2213 (is_call_clobbered): Global variables are always call clobbered,
2214 query the call-clobbers bitmap.
2215 (mark_call_clobbered): Ignore global variables.
2216 (clear_call_clobbered): Likewise.
2217 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2218 virtual operands sanity check.
2219 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2221 (TARGET_MEM_REF): Remove TMR_TAG operand.
2222 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2223 Remove call-clobber related code.
2224 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2225 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2226 partitions or escape reason.
2227 (get_single_def_stmt, get_single_def_stmt_from_phi,
2228 get_single_def_stmt_with_phi): Remove.
2229 (dump_referenced_vars): Tidy.
2230 (get_ref_base_and_extent): Allow bare decls.
2231 (collect_dfa_stats): Adjust.
2232 * graphite.c (rename_variables_in_stmt): Adjust.
2233 (graphite_copy_stmts_from_block): Likewise.
2234 (translate_clast): Likewise.
2235 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2237 (translate_vuse_through_block): Use the oracle.
2238 (phi_translate_1): Adjust.
2239 (value_dies_in_block_x): Use the oracle. Cache the outcome
2241 (valid_in_sets): Check if the VUSE for
2242 a REFERENCE is available.
2243 (eliminate): Do not remove stmts during elimination,
2244 instead queue and remove them afterwards.
2245 (do_pre): Do not rebuild alias info.
2246 (pass_pre): Run TODO_rebuild_alias before PRE.
2247 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2248 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2249 (mark_all_v_defs_stmt): Remove.
2250 (mark_all_v_defs_seq): Adjust.
2251 (sra_replace): Likewise.
2252 (scalarize_use): Likewise.
2253 (scalarize_copy): Likewise.
2254 (scalarize_init): Likewise.
2255 (scalarize_ldst): Likewise.
2256 (todoflags): Remove.
2257 (tree_sra): Do not rebuild alias info.
2258 (tree_sra_early): Adjust.
2259 (pass_sra): Run TODO_update_address_taken before SRA.
2260 * tree-predcom.c (set_alias_info): Remove.
2261 (prepare_initializers_chain): Do not call it.
2262 (mark_virtual_ops_for_renaming): Adjust.
2263 (mark_virtual_ops_for_renaming_list): Remove.
2264 (initialize_root_vars): Adjust.
2265 (initialize_root_vars_lm): Likewise.
2266 (prepare_initializers_chain): Likewise.
2267 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2268 (may_propagate_copy_into_stmt): Likewise.
2269 (merge_alias_info): Do nothing for now.
2270 (propagate_tree_value_into_stmt): Adjust.
2271 (stmt_may_generate_copy): Likewise.
2272 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2273 not mark symbols for renaming.
2274 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2275 with the same statement, make sure to update the new pointed-to one.
2276 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2277 call statements, do not mark symbols for renaming.
2278 (mark_operand_necessary): Dump something.
2279 (ref_may_be_aliased): New function.
2280 (mark_aliased_reaching_defs_necessary_1): New helper function.
2281 (mark_aliased_reaching_defs_necessary): Likewise.
2282 (mark_all_reaching_defs_necessary_1): Likewise.
2283 (mark_all_reaching_defs_necessary): Likewise.
2284 (propagate_necessity): Do not process virtual PHIs. For
2285 non-aliased loads mark all reaching definitions as necessary.
2286 For aliased loads and stores mark the immediate dominating
2287 aliased clobbers as necessary.
2288 (visited): New global static.
2289 (perform_tree_ssa_dce): Free visited bitmap after propagating
2291 (remove_dead_phis): Perform simple dead virtual PHI removal.
2292 (remove_dead_stmt): Properly unlink virtual operands when
2294 (eliminate_unnecessary_stmts): Schedule PHI removal after
2296 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2297 (process_replaceable): Likewise.
2298 (find_replaceable_in_bb): Likewise.
2299 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2300 based on the single gimple vop.
2301 (verify_flow_insensitive_alias_info): Remove.
2302 (verify_flow_sensitive_alias_info): Likewise.
2303 (verify_call_clobbering): Likewise.
2304 (verify_memory_partitions): Likewise.
2305 (verify_alias_info): Likewise.
2306 (verify_ssa): Adjust..
2307 (execute_update_addresses_taken): Export. Update SSA
2308 manually. Optimize only when optimizing. Use a local bitmap.
2309 (pass_update_address_taken): Remove TODO_update_ssa, add
2311 (pass_update_address_taken): Just use TODO_update_address_taken.
2312 (init_tree_ssa): Do not initialize addressable_vars.
2313 (verify_ssa): Verify new VUSE / VDEF properties.
2314 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2315 Do not call verify_alias_info.
2316 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2317 Do not free the loaded and stored syms bitmaps. Reset the escaped
2318 and callused solutions. Do not free addressable_vars.
2319 Remove memory-tag related code.
2320 (warn_uninitialized_var): Aliases are always available.
2321 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2322 * lambda-code.c (can_put_in_inner_loop): Adjust.
2323 (can_put_after_inner_loop): Likewise.
2324 (perfect_nestify): Likewise.
2325 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2326 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2327 (vectorizable_conversion): Do not mark symbols for renaming.
2328 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2329 (expand_call_inline): Unlink the calls virtual operands before
2331 (tree_function_versioning): Do not call update_ssa if we are not
2332 updating clones. Simplify.
2333 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2334 (propagate_with_phi): Likewise..
2335 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2336 clobber code. Assert we are not aliased or global.
2337 * tree-flow.h: Include tree-ssa-alias.h
2338 (enum escape_type): Remove.
2339 (struct mem_sym_stats_d): Likewise.
2340 (struct mem_ref_stats_d): Likewise.
2341 (struct gimple_df): Add vop member. Remove global_var,
2342 call_clobbered_vars, call_used_vars, addressable_vars,
2343 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2344 escaped and callused members.
2345 (struct ptr_info_def): Remove all members, add points-to solution
2347 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2348 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2349 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2350 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2351 (tree-ssa-alias.o): Likewise.
2352 (toplev.o): Add tree-ssa-alias.h
2353 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2354 * gimple.c (gimple_set_bb): Fix off-by-one error.
2355 (is_gimple_reg): Do not handle memory tags.
2356 (gimple_copy): Also copy virtual operands.
2357 Delay updating the statement. Do not reset loaded and stored syms.
2358 (gimple_set_stored_syms): Remove.
2359 (gimple_set_loaded_syms): Likewise.
2360 (gimple_call_copy_skip_args): Copy the virtual operands
2361 and mark the new statement modified.
2362 * tree-ssa-structalias.c (may_alias_p): Remove.
2363 (set_uids_in_ptset): Take the alias set to prune with as
2364 parameter. Fold in the alias test of may_alias_p.
2365 (compute_points_to_sets): Compute whether a ptr is dereferenced
2367 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2368 other ADDRESSOF constraints on the lhs.
2369 (get_constraint_for_component_ref): Assert that we don't get
2370 ADDRESSOF constraints from the base of the reference.
2371 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2372 (struct variable_info): Remove collapsed_to member.
2373 (get_varinfo_fc): Remove.
2374 (new_var_info): Do not set collapsed_to.
2375 (dump_constraint): Do not follow cycles.
2376 (dump_constraint_graph): Likewise.
2377 (build_pred_graph): Likewise.
2378 (build_succ_graph): Likewise.
2379 (rewrite_constraints): Likewise.
2380 (do_simple_structure_copy): Remove.
2381 (do_rhs_deref_structure_copy): Remove.
2382 (do_lhs_deref_structure_copy): Remove.
2383 (collapse_rest_of_var): Remove.
2384 (do_structure_copy): Re-implement.
2385 (pta_stats): New global variable.
2386 (dump_pta_stats): New function.
2387 (struct constraint_expr): Make offset signed.
2388 (UNKNOWN_OFFSET): Define special value.
2389 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2390 (solution_set_expand): New helper function split out from ...
2391 (do_sd_constraint): ... here.
2392 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2393 (do_ds_constraint): Likewise.
2394 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2395 and CALLUSED = *CALLUSED.
2396 (set_union_with_increment): Make inc argument signed.
2397 (type_safe): Remove.
2398 (get_constraint_for_ptr_offset): Handle unknown and negative
2400 (first_vi_for_offset): Handle offsets before start. Bail
2401 out early for offsets beyond the variable extent.
2402 (first_or_preceding_vi_for_offset): New function.
2403 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2404 Together with ESCAPED = *ESCAPED this properly computes reachability.
2405 (find_what_var_points_to): New function.
2406 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2407 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2408 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2409 pt_solutions_intersect): New functions.
2410 (compute_call_used_vars): Remove.
2411 (compute_may_aliases): New main entry into PTA computation.
2412 * gimple.h (gimple_p): New typedef.
2413 (struct gimple_statement_base): Remove references_memory_p.
2414 (struct gimple_statement_with_memory_ops_base): Remove
2415 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2417 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2418 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2419 gimple_set_references_memory): Remove.
2420 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2421 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2423 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2424 (verify_expr): Allow RESULT_DECL.
2425 (gimple_duplicate_bb): Do not copy virtual operands.
2426 (gimple_duplicate_sese_region): Adjust.
2427 (gimple_duplicate_sese_tail): Likewise.
2428 (mark_virtual_ops_in_region): Remove.
2429 (move_sese_region_to_fn): Do not call it.
2430 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2431 and pass_simple_dse.
2432 (execute_function_todo): Handle TODO_update_address_taken,
2433 call execute_update_addresses_taken for TODO_rebuild_alias.
2434 (execute_todo): Adjust.
2435 (execute_one_pass): Init dump files early.
2436 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2438 (create_general_new_stmt): Clear vops.
2439 * tree-ssa-reassoc.c (get_rank): Adjust.
2440 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2441 symbols for renaming.
2442 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2443 (PARAM_AVG_ALIASED_VOPS): Likewise.
2444 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2445 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2446 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2447 (operand_build_cmp, copy_virtual_operands,
2448 create_ssa_artificial_load_stmt, add_to_addressable_set,
2449 gimple_add_to_addresses_taken): Remove public functions.
2450 (unlink_stmt_vdef): New function.
2452 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2454 * config.gcc (powerpc-*-linux*): Merge variants.
2456 2009-04-02 Chao-ying Fu <fu@mips.com>
2457 James Grosbach <james.grosbach@microchip.com>
2459 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2460 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2462 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2463 keep_interrupts_masked_p, use_debug_exception_return_p.
2464 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2465 keep_interrupts_masked, use_debug_exception_return.
2466 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2467 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2469 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2470 (mips_print_operand): Process COP0 registers to print $0 .. $31
2471 correctly for GAS to process.
2472 (mips_interrupt_extra_call_saved_reg_p): New function.
2473 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2475 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2476 (mips_compute_frame_info): Add supports for interrupt context that
2477 includes doubleword accumulators and COP0 registers.
2478 (mips_for_each_saved_acc): New function.
2479 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2480 mips_for_each_saved_reg.
2481 (mips_save_reg): Save accumulators.
2482 (mips_kernel_reg_p): A new for_each_rtx callback.
2483 (mips_expand_prologue): Support interrupt handlers.
2484 (mips_restore_reg): Restore accumulators.
2485 (mips_expand_epilogue): Support interrupt handlers.
2486 (mips_can_use_return_insn): Return false for interrupt handlers.
2487 (mips_epilogue_uses): New function.
2488 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2489 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2490 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2491 cop0_move): New instructions.
2492 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2493 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2495 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2497 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2498 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2499 interrupt handlers, we use K0 as the temporary register.
2500 (EPILOGUE_USES): Change to a function call.
2501 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2502 handlers, we use K0 as the temporary register.
2504 * doc/extend.texi (Function Attributes): Document interrupt,
2505 use_shadow_register_set, keep_interrupts_masked,
2506 use_debug_exception_return for MIPS attributes.
2508 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2510 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2511 Remove a number of t-files from tmake_file.
2512 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2513 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2514 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2515 target_prototype, not TARGET_PROTOTYPE.
2516 (LINK_OS_GNU_SPEC): Define.
2517 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2518 and darwin-ldoubdle.c.
2520 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2523 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2524 (cpp_options): Ditto.
2525 (default_compilers): Ditto.
2526 (display_help): Ditto.
2527 (process_command): Ditto.
2529 (set_input): Use lbasename instead of duplicate code.
2530 (save_temps_prefix): New static for -save-temps=obj.
2531 (save_temps_length): Ditto.
2533 * doc/invoke.texi (-save-temps=obj): Document new variant to
2536 2009-04-02 Jeff Law <law@redhat.com>
2538 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2541 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2543 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2544 * configure: Regenerated.
2546 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2548 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2549 share the argument list.
2551 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2555 2009-02-12 Diego Novillo <dnovillo@google.com>
2557 * varpool.c (debug_varpool): New.
2558 * cgraph.h (debug_varpool): Declare.
2560 2009-04-02 Jan Hubicka <jh@suse.cz>
2562 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2565 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2567 * config/i386/i386.c (ix86_abi): Move initialization to ...
2568 (override_options): Here.
2570 2009-04-02 Christian Bruel <christian.bruel@st.com>
2572 * config/sh/sh.c (sh_dwarf_register_span): New function.
2573 (TARGET_DWARF_REGISTER_SPAN): Define.
2574 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2576 2009-04-02 Ira Rosen <irar@il.ibm.com>
2578 PR tree-optimization/39595
2579 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2580 interleaved loads group is not greater than the SLP group size.
2582 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2584 * builtins.c (is_builtin_name): New.
2585 (called_as_built_in): Use is_builtin_name.
2586 * tree.h (is_builtin_name): New.
2587 * varasm.c (incorporeal_function_p): Use is_builtin_name
2589 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2591 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2593 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2596 * c-decl.c (clone_underlying_type): Move this ...
2597 * c-common.c (set_underlying_type): ... here.
2598 Also, make sure the function properly sets TYPE_STUB_DECL() on
2599 the newly created typedef variant type.
2600 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2601 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2604 2009-04-02 Richard Guenther <rguenther@suse.de>
2606 PR tree-optimization/37221
2607 * tree-flow.h (degenerate_phi_result): Declare.
2608 * tree-ssa-dom.c (degenerate_phi_result): Export.
2609 * tree-scalar-evolution.c (analyze_initial_condition): If
2610 the initial condition is defined by a degenerate PHI node
2611 use the degenerate value.
2613 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2615 PR rtl-optimization/39588
2616 * combine.c (merge_outer_ops): Do not set the constant when this
2618 (simplify_shift_const_1): Do not modify it either in this case.
2620 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2622 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2623 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2625 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2628 * c-lex.c (interpret_float): Default (no suffix) is double.
2630 2009-04-1 Xinliang David Li <davidxl@google.com>
2632 * config/i386/i386.c (legitimate_constant_p): Recognize
2633 all one vector constant.
2635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2637 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2638 Change #include order to silence two warnings.
2640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2642 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2643 (ASM_SPEC): Pass -k to the assembler for PIC code.
2645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2647 * gcc/config.gcc: Add vax-*-linux* to the switch.
2648 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2649 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2651 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2653 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2654 Use predicate macros instead of GET_CODE() == foo.
2655 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2656 ashlsi3, rotrsi3, <unnamed>): Likewise.
2658 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2660 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2661 jbbccihi, jbbccisi): Remova trailing whitespace.
2662 * gcc/config/vax/constraints.md: Likewise.
2663 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2664 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2665 * gcc/config/vax/predicates.md: Likewise.
2666 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2667 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2668 * gcc/config/vax/vax.h: Likewise.
2669 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2671 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2673 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2674 (indirectable_address_p, adjacent_operands_p): Add spaces around
2676 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2680 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2681 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2682 index_term_p, reg_plus_index_p, legitimate_address_p,
2683 vax_mode_dependent_address_p): Update comments to match functions
2684 modified by the recent int->bool conversion.
2686 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2688 * gcc/config/vax/builtins.md: Update copyright message.
2689 * gcc/config/vax/constraints.md: Likewise.
2690 * gcc/config/vax/netbsd-elf.h: Likewise.
2691 * gcc/config/vax/predicates.md: Likewise.
2692 * gcc/config/vax/vax-protos.h: Likewise.
2693 * gcc/config/vax/vax.c: Likewise.
2694 * gcc/config/vax/vax.h: Likewise.
2695 * gcc/config/vax/vax.md: Likewise.
2696 * gcc/config/vax/vax.opt: Likewise.
2698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2700 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2701 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2702 * gcc/config/vax/constraints.md (B, R): Likewise.
2703 * gcc/config/vax/predicates.md (external_memory_operand,
2704 nonimmediate_addsub_di_operand): Likewise.
2705 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2706 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2707 untyped_call): Likewise.
2709 2009-04-01 Matt Thomas <matt@3am-software.com>
2711 * config/vax/predicates.md: New file.
2712 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2713 external_const_operand, nonsymbolic_operand, external_memory_operand,
2714 indirect_memory_operand, indexed_memory_operand,
2715 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2716 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2718 * config/vax/constraints.md: New file.
2719 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2721 * config/vax/builtins.md: New file.
2722 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2723 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2725 * config/vax/vax.opt (mqmath): Add option.
2726 * config/vax/vax.md (isfx): Extend with DI.
2727 (VAXintQH, VAXintQHSD): Define.
2728 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2729 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2730 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2731 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2732 (movdi): Update constraints and use vax_output_int_move().
2733 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2734 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2735 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2736 nonlocal_goto): New.
2737 (mov<mode>): Extend accepted operand types.
2738 (subdi3_old): Rename from subdi3, change update constraints and use
2739 a new implementation.
2740 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2741 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2742 MOVE_RATIO, CLEAR_RATIO): Define.
2743 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2744 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2745 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2746 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2747 (split_quadword_operands): Make static and really allow variable
2749 (print_operand_address): Update for PIC generation.
2750 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2751 indexable_address_p, fixup_mathdi_operand,
2752 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2753 (vax_float_literal, legitimate_constant_p,
2754 indirectable_constant_address_p, index_term_p,
2755 reg_plus_index_p): Return bool instead of int.
2756 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2758 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2760 (vax_output_conditional_branch): Indent.
2761 (legitimate_constant_address_p, indirectable_constant_address_p,
2762 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2763 vax_mode_dependent_address_p): Return bool instead of int, update for
2765 * config/vax/vax-protos.h (legitimate_constant_address_p,
2766 legitimate_constant_p, legitimate_address_p,
2767 vax_mode_dependent_address_p): Change declaration to bool.
2768 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2769 vax_expand_addsub_di_operands, vax_output_int_subtract,
2770 vax_output_movmemsi): Declare.
2771 (split_quadword_operands, vax_float_literal): Delete declaration.
2772 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2773 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2774 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2775 ASM_OUTPUT_DWARF_PCREL): Define.
2776 (ASM_SPEC): Change definition to allow PIC generation.
2778 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2780 * doc/sourcebuild.texi: Update front-end requirements.
2782 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2785 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2786 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2787 (booldi3_internal3): Use boolean_or_operator instead of
2790 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2793 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2794 declarator whose size is not an integer constant expression but
2795 folds to an integer constant, then treat it as a constant
2798 2009-04-01 Richard Guenther <rguenther@suse.de>
2800 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2801 i * 4 + 2 to (i * 2 + 1) * 2.
2803 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2806 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2807 return if c_parser_asm_string_literal returned NULL.
2809 2009-04-01 Nick Clifton <nickc@redhat.com>
2811 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2813 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2814 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2815 other typedefs to avoid conflicts with libgcc2.c. Define labels
2816 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2818 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2819 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2822 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2824 * varasm.c (default_function_rodata_section): Declare DOT as
2827 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2828 Andrey Galkin <agalkin@hypercom.com>
2831 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2832 Make object_name unique for each process.
2834 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2837 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2838 addressable variables in the parallel that could go out of scope while
2839 running queued tasks.
2841 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2843 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2844 (CASE_VALUES_THRESHOLD): Redefine.
2845 * config/avr/avr.c (avr_override_options): Remove initialization of
2846 avr_case_values_threshold variable.
2847 (avr_case_values_threshold): Remove variable. Add new function.
2848 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2849 * config/avr/avr.opt (mno-tablejump): Remove option.
2850 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2852 2009-04-01 DJ Delorie <dj@redhat.com>
2854 * varasm.c (default_function_rodata_section): Don't assume
2855 anything about where the first '.' in the section name is.
2857 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2859 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2860 rs6000_emit_stack_tie.
2862 2009-03-31 Ian Lance Taylor <iant@google.com>
2864 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2865 gimple_code with GIMPLE_RESX, not RESX.
2867 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2869 * c-common.c (c_get_ident): New.
2870 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2872 2009-04-01 Ben Elliston <bje@au.ibm.com>
2874 * config/rs6000/sysv4.opt (msdata): Improve option description.
2876 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2878 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2879 (divdf3_internal_lat): Remove.
2880 (divxf3_internal_lat): Remove.
2881 (divxf3_internal_thr): Remove.
2882 (divxf): Use divxf3_internal.
2883 * config/ia64/div.md (divsf3_internal_lat): New.
2884 (divdf3_internal_lat): New.
2885 (divxf3_internal): New.
2887 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2890 * Makefile.in (USE_GCC_STDINT): Define.
2891 (stmp-int-hdrs): Install stdint.h if applicable.
2892 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2894 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2895 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2896 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2897 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2898 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2899 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2900 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2901 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2902 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2903 (c_common_nodes_and_builtins): Initialize
2904 underlying_wchar_type_node. Do not initialize
2905 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2906 nodes for new types.
2907 (c_stddef_cpp_builtins): Define macros for new types.
2908 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2910 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2911 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2912 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2913 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2914 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2915 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2916 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2917 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2918 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2919 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2920 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2921 int16_type_node, int32_type_node, int64_type_node,
2922 uint8_type_node, uint16_type_node, c_uint32_type_node,
2923 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2924 int_least32_type_node, int_least64_type_node,
2925 uint_least8_type_node, uint_least16_type_node,
2926 uint_least32_type_node, uint_least64_type_node,
2927 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2928 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2929 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2930 uintptr_type_node): Define.
2931 * c-cppbuiltin.c (builtin_define_constants,
2932 builtin_define_type_minmax): New.
2933 (builtin_define_stdint_macros): Define more macros.
2934 (c_cpp_builtins): Define more limit macros.
2936 (builtin_define_type_max): Define in terms of
2937 builtin_define_type_minmax. Remove is_long parameter. All
2939 * config.gcc (use_gcc_stdint): Define.
2940 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2941 Add newlib-stdint.h for generic targets.
2942 * config/glibc-stdint.h, config/newlib-stdint.h,
2943 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2944 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2945 * config/score/score.h (UINTPTR_TYPE): Define.
2946 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2947 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2948 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2949 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2950 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2951 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2952 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2953 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2954 * config/spu/spu.h (STDINT_LONG32): Define.
2955 * configure.ac (use_gcc_stdint): Substitute.
2956 * configure: Regenerate.
2957 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2958 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2959 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2960 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2961 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2962 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2963 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2964 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2965 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2966 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2967 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2968 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2969 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2970 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2971 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2972 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2973 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2974 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2975 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2976 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2977 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2978 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2979 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2980 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2981 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2982 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2983 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2984 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2985 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2987 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2989 * loop-iv.c (suitable_set_for_replacement): Renamed from
2990 simplify_using_assignment; changed to return bool and to accept new
2991 args DEST and SRC. Return true iff we find a source/destination pair
2992 that can be used to make a replacement, and fill SRC and DEST if so.
2993 Remove arg ALTERED. Don't deal with altered regs here. All callers
2995 (simplify_using_initial_values): Deal with altered regs here and track
2996 more precisely the effect they have on the validity of our expression.
2998 * loop-iv.c (simplify_using_condition): A condition of the form
2999 (EQ REG CONST) can be used to simply make a substitution.
3000 (simplify_using_initial_values): Keep track of conditions we have seen
3001 and keep using them to simplify new expressions, while applying the
3002 same substitutions to them as to the expression.
3004 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3005 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3008 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3009 changed. Use this when trying to improve the upper bound.
3010 Generate the comparison by using simplify_gen_relational.
3012 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3014 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3016 (simplify_using_assignment, simplify_using_initial_values): Call
3017 replace_in_expr to make replacements. Call replace_single_def_regs
3018 once on the initial version of the expression.
3020 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3023 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3025 2009-03-31 Richard Guenther <rguenther@suse.de>
3028 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3029 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3031 2009-03-31 Richard Guenther <rguenther@suse.de>
3033 * tree.h (div_if_zero_remainder): Declare.
3034 * fold-const.c (div_if_zero_remainder): Export.
3035 * tree-ssa-forwprop.c
3036 (forward_propagate_addr_into_variable_array_index): Handle
3037 constant array index addition outside of the variable index.
3039 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3042 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3043 define_splits, floatunssi<mode>2): Require x87 conversions from
3044 DImode to be permitted.
3046 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3048 PR preprocessor/15638
3049 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3051 2009-03-31 Richard Guenther <rguenther@suse.de>
3055 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3056 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3057 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3058 a separate statement.
3059 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3060 (lookup_tmp_var): Likewise.
3061 (is_gimple_formal_tmp_or_call_rhs): Remove.
3062 (is_gimple_reg_or_call_rhs): Rename to ...
3063 (is_gimple_reg_rhs_or_call): ... this.
3064 (is_gimple_mem_or_call_rhs): Rename to ...
3065 (is_gimple_mem_rhs_or_call): ... this.
3066 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3067 DECL_GIMPLE_REG_P only if is_formal is true.
3068 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3069 for non-proper post-modify expression gimplification.
3070 (gimplify_self_mod_expr): For post-modify expressions gimplify
3071 the lvalue to a minimal lvalue.
3072 (rhs_predicate_for): Remove formal temp case.
3073 (gimplify_modify_expr_rhs): Likewise.
3074 (gimplify_addr_expr): Use is_gimple_reg.
3075 (gimplify_expr): Remove formal temp cases.
3076 (gimple_regimplify_operands): Likewise.
3077 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3078 and FILTER_EXPR like constants.
3079 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3081 (is_gimple_formal_tmp_rhs): Remove.
3082 (is_gimple_reg_rhs): Remove special casing.
3083 (is_gimple_mem_rhs): Fix.
3084 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3085 (is_gimple_formal_tmp_var): Remove.
3086 (is_gimple_formal_tmp_reg): Likewise.
3087 (is_gimple_min_lval): Allow invariant component ref parts.
3088 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3089 is_gimple_formal_tmp_reg): Remove declarations.
3090 * tree-cfg.c (verify_expr): Verify that variables with address
3091 taken do not have DECL_GIMPLE_REG_P set.
3092 * tree-mudflap.c (mf_build_check_statement_for): Use
3093 force_gimple_operand instead of gimplify_expr.
3095 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3097 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3098 schedulable rows to compute_split_row.
3100 2009-03-31 Ben Elliston <bje@au.ibm.com>
3103 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3106 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3108 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3109 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3110 * configure: Regenerate.
3111 * config.in: Regenerate.
3112 * config/rs6000/rs6000.opt (mtls-markers): Add.
3113 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3114 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3115 (tls_ld_aix, tls_ld_sysv): Likewise.
3116 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3117 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3119 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3121 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3123 2009-03-30 Jan Hubicka <jh@suse.cz>
3125 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3127 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3128 detection and label handling.
3130 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3132 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3133 left_conflicts_size.
3134 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3135 ALLOCNO_LEFT_CONFLICTS_SIZE.
3137 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3138 remove_allocno_from_bucket_and_push,
3139 allocno_spill_priority_compare, push_allocnos_to_stack,
3140 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3141 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3142 (setup_allocno_left_conflicts_num): Ditto. Rename to
3143 setup_allocno_left_conflicts_size.
3144 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3145 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3146 setup_allocno_left_conflicts_size instead of
3147 setup_allocno_left_conflicts_num.
3149 * ira-build.c (ira_create_allocno): Use
3150 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3151 ALLOCNO_LEFT_CONFLICTS_NUM.
3153 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3155 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3156 instead of DF_LR_OUT.
3158 * ira-lives.c (process_bb_node_lives): Ditto.
3160 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3161 instead of DF_LR_{OUT,IN}.
3163 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3165 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3167 2009-03-30 Jan Hubicka <jh@suse.cz>
3169 * except.c (label_to_region_map): Fix thinko.
3171 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3174 * tree.h (tree_find_value): New declaration.
3175 * tree.c (tree_find_value): New function.
3176 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3178 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3181 * c-decl.c (struct c_binding): Add locus field.
3182 (bind): Add locus argument, set locus field from it.
3183 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3184 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3185 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3186 implicitly_declare, undeclared_variable, lookup_label,
3187 declare_label, c_make_fname_decl, c_builtin_function,
3188 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3191 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3194 * config/i386/i386.c (classify_argument): Check total size of
3197 2009-03-30 Martin Jambor <mjambor@suse.cz>
3199 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3200 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3201 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3204 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3205 seen_variable_array_ref while also traversing a union.
3207 * tree-inline.c (optimize_inline_calls): Do not call
3208 cgraph_node_remove_callees.
3209 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3210 (pass_remove_cgraph_callee_edges): New variable.
3211 * passes.c (init_optimization_passes): Add
3212 pass_remove_cgraph_callee_edges after early inlining and before all
3213 late intraprocedural passes.
3215 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3219 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3222 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3224 * combine.c (simplify_comparison): Use have_insn_for.
3225 * dojump.c (do_jump): Likewise.
3227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3229 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3230 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3231 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3232 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3233 instead of sparc_compare_emitted.
3234 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3235 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3236 instead of sparc_compare_emitted.
3238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3240 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3241 enter/exit cfglayout mode.
3242 (pass_partition_block): Require it.
3243 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3244 (combine_instructions): Track basic blocks instead of labels.
3245 (update_cfg_for_uncondjump): New.
3246 (try_combine): Use it. Update jumps after rescanning.
3247 (pass_combine): Require PROP_cfglayout.
3248 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3250 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3252 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3253 Provide/destroy PROP_cfglayout respectively.
3254 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3255 * tree-pass.h (PROP_cfglayout): New.
3257 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3259 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3260 fold_convert_const_fixed_from_fixed,
3261 fold_convert_const_fixed_from_int,
3262 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3263 set TREE_CONSTANT_OVERFLOW.
3264 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3265 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3267 2009-03-30 Ira Rosen <irar@il.ibm.com>
3269 * tree-vect-loop-manip.c: New file.
3270 * tree-vectorizer.c: Update documentation and included files.
3271 (vect_loop_location): Make extern.
3272 (rename_use_op): Move to tree-vect-loop-manip.c
3273 (rename_variables_in_bb, rename_variables_in_loop,
3274 slpeel_update_phis_for_duplicate_loop,
3275 slpeel_update_phi_nodes_for_guard1,
3276 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3277 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3278 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3279 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3280 find_loop_location): Likewise.
3281 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3282 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3283 get_vectype_for_scalar_type, vect_is_simple_use,
3284 supportable_widening_operation, supportable_narrowing_operation):
3286 (bb_in_loop_p): Move to tree-vect-loop.c.
3287 (new_loop_vec_info, destroy_loop_vec_info,
3288 reduction_code_for_scalar_code, report_vect_op,
3289 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3290 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3291 (vect_supportable_dr_alignment): Likewise.
3292 * tree-vectorizer.h (tree-data-ref.h): Include.
3293 (vect_loop_location): Declare.
3294 Reorganize function declarations according to the new file structure.
3295 * tree-vect-loop.c: New file.
3296 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3297 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3298 * tree-vect-data-refs.c: New file.
3299 * tree-vect-patterns.c (timevar.h): Don't include.
3300 * tree-vect-stmts.c: New file.
3301 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3302 tree-vect-slp.c, tree-vect-loop.c.
3303 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3304 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3305 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3306 (tree-vect-analyze.o): Remove.
3307 (tree-vect-transform.o): Likewise.
3308 (tree-vect-data-refs.o): Add rule.
3309 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3310 tree-vect-slp.o): Likewise.
3311 (tree-vect-patterns.o): Remove redundant dependencies.
3312 (tree-vectorizer.o): Likewise.
3313 * tree-vect-slp.c: New file.
3315 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3317 * optc-gen.awk: Warn if an option flag has multiple different
3320 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3322 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3323 -floop-block): Document dependences on PPL, CLooG and Graphite.
3325 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3327 PR rtl-optimization/323
3328 * c-common.c (c_fully_fold, convert_and_check,
3329 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3330 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3331 * c-common.def (EXCESS_PRECISION_EXPR): New.
3332 * c-cppbuiltin.c (builtin_define_float_constants): Define
3333 constants with enough digits for long double.
3334 * c-lex.c (interpret_float): Interpret constant with excess
3335 precision where appropriate.
3336 * c-opts.c (c_common_post_options): Set
3337 flag_excess_precision_cmdline. Give an error for
3338 -fexcess-precision=standard for C++ for processors where the
3339 option is significant.
3340 * c-parser.c (c_parser_conditional_expression): Handle excess
3341 precision in condition.
3342 * c-typeck.c (convert_arguments): Handle arguments with excess
3344 (build_unary_op): Move excess precision outside operation.
3345 (build_conditional_expr): Likewise.
3346 (build_compound_expr): Likewise.
3347 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3348 (build_modify_expr): Handle excess precision in RHS.
3349 (convert_for_assignment): Handle excess precision in converted
3351 (digest_init, output_init_element, process_init_element): Handle
3352 excess precision in initializer.
3353 (c_finish_return): Handle excess precision in return value.
3354 (build_binary_op): Handle excess precision in operands and add
3355 excess precision as needed for operation.
3356 * common.opt (-fexcess-precision=): New option.
3357 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3358 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3359 For standard excess precision, output explicit conversion to and
3360 truncation from XFmode.
3361 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3362 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3363 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3364 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3365 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3366 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3367 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3368 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3369 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3370 define_splits, sqrt<mode>2): Disable where appropriate for
3371 standard excess precision.
3372 * convert.c (convert_to_real): Do not shorten arithmetic to type
3373 for which excess precision would be used.
3374 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3375 * doc/invoke.texi (-fexcess-precision=): Document option.
3376 (-mfpmath=): Correct index entry.
3377 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3378 flag_excess_precision): New.
3379 * langhooks.c (lhd_post_options): Set
3380 flag_excess_precision_cmdline.
3381 * opts.c (common_handle_option): Handle -fexcess-precision=.
3382 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3383 init_excess_precision): New.
3384 (lang_dependent_init_target): Call init_excess_precision.
3385 * tree.c (excess_precision_type): New.
3386 * tree.h (excess_precision_type): Declare.
3388 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3391 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3392 non-lvalue to component.
3394 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3396 PR preprocessor/34695
3397 * Makefile.in (c-opts.o): Depend on c-tree.h.
3398 * c-common.c: Move down include of diagnostic.h.
3399 (done_lexing, c_cpp_error): New.
3400 * c-common.h (done_lexing): Declare.
3401 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3403 * c-opts.c: Include c-tree.h.
3404 (c_common_init_options): Set preprocessor error callback.
3405 (c_common_handle_option): Do not set preprocessor
3406 inhibit_warnings, warnings_are_errors, warn_system_headers,
3407 pedantic_errors or inhibit_warnings flags.
3408 (c_common_post_options): Do not check cpp_errors (parse_in).
3409 (c_common_finish): Do not output dependencies if there were
3410 errors. Do not check return value of cpp_finish.
3411 * c-ppoutput.c (pp_file_change): Set input_location.
3412 * c-tree.h (c_cpp_error): Declare.
3413 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3415 (diagnostic_build_prefix): Check override_column.
3416 * diagnostic.h (diagnostic_info): Add override_column field.
3417 (diagnostic_override_column): Define.
3419 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3421 * c-common.c (c_expand_expr, c_staticp): Remove.
3422 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3423 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3424 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3425 * c-gimplify.c (gimplify_compound_literal_expr,
3426 optimize_compound_literals_in_ctor): Remove.
3427 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3428 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3429 * c-semantics.c (emit_local_var): Remove.
3431 * langhooks-def.h (lhd_expand_expr): Remove.
3432 * langhooks.c (lhd_expand_expr): Remove.
3433 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3435 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3436 handling from c-semantics.c; don't call into langhook.
3437 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3438 * gimplify.c (gimplify_compound_literal_expr,
3439 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3440 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3441 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3442 as was done in c-gimplify.c.
3443 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3444 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3445 Move from c-common.h.
3446 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3448 * tree.c (staticp): Do not call langhook.
3449 * langhooks.c (lhd_staticp): Delete.
3450 * langhooks-def.h (lhd_staticp): Delete prototype.
3451 (LANG_HOOKS_STATICP): Delete.
3452 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3454 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3455 instead of DECL_STMTs.
3457 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3465 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3467 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3468 contained expression.
3469 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3470 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3471 conditional expressions for C.
3472 (decl_constant_value_for_optimization): Move from
3473 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3474 whether optimizing and that the expression is a VAR_DECL not of
3475 array type instead of doing such checks in the caller. Do not
3476 check pedantic. Call gcc_unreachable for C++.
3477 * c-common.def (C_MAYBE_CONST_EXPR): New.
3478 * c-common.h (c_fully_fold, c_save_expr,
3479 decl_constant_value_for_optimization): New prototypes.
3480 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3481 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3482 EXPR_INT_CONST_OPERANDS): Define.
3483 * c-convert.c (convert): Strip nops from expression.
3484 * c-decl.c (groktypename): Take extra parameters expr and
3485 expr_const_operands. Update call to grokdeclarator.
3486 (start_decl): Update call to grokdeclarator. Add statement for
3487 expressions used in type of decl.
3488 (grokparm): Update call to grokdeclarator.
3489 (push_parm_decl): Update call to grokdeclarator.
3490 (build_compound_literal): Add parameter non_const and build a
3491 C_MAYBE_COSNT_EXPR if applicable.
3492 (grokdeclarator): Take extra parameters expr and
3493 expr_const_operands. Track expressions used in declaration
3494 specifiers and declarators. Fold array sizes and track whether
3495 they are constant expressions and whether they are integer
3496 constant expressions.
3497 (parser_xref_tag): Set expr and expr_const_operands fields in
3499 (grokfield): Update call to grokdeclarator.
3500 (start_function): Update call to grokdeclarator.
3501 (build_null_declspecs): Set expr and expr_const_operands fields in
3503 (declspecs_add_type): Handle expressions in typeof specifiers.
3504 * c-parser.c (c_parser_declspecs): Set expr and
3505 expr_const_operands fields for declaration specifiers.
3506 (c_parser_enum_specifier): Likewise.
3507 (c_parser_struct_or_union_specifier): Likewise.
3508 (c_parser_typeof_specifier): Likewise. Update call to
3509 groktypename. Fold expression as needed. Return expressions with
3510 type instead of adding statements.
3511 (c_parser_attributes): Update calls to c_parser_expr_list.
3512 (c_parser_statement_after_labels): Fold expression before passing
3513 to objc_build_throw_stmt.
3514 (c_parser_condition): Fold expression.
3515 (c_parser_asm_operands): Fold expression.
3516 (c_parser_conditional_expression): Use c_save_expr. Update call
3517 to build_conditional_expr.
3518 (c_parser_alignof_expression): Update call to groktypename.
3519 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3520 original_code. Fold expression argument of va_arg. Create
3521 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3522 argument to va_arg. Update calls to groktypename. Fold array
3523 index for offsetof. Verify that first argument to
3524 __builtin_choose_expr has integer type.
3525 (c_parser_postfix_expression_after_paren_type): Update calls to
3526 groktypename and build_compound_literal. Handle expressions with
3527 side effects in type name.
3528 (c_parser_postfix_expression_after_primary): Update call to
3529 c_parser_expr_list. Set original_code for calls to
3530 __builtin_constant_p.
3531 (c_parser_expr_list): Take extra parameter fold_p. Fold
3532 expressions if requested.
3533 (c_parser_objc_type_name): Update call to groktypename.
3534 (c_parser_objc_synchronized_statement): Fold expression.
3535 (c_parser_objc_receiver): Fold expression.
3536 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3537 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3538 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3539 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3540 (struct c_typespec): Add elements expr and expr_const_operands.
3541 (struct c_declspecs): Add elements expr and expr_const_operands.
3542 (groktypename, build_conditional_expr, build_compound_literal):
3544 (in_late_binary_op): Declare.
3545 * c-typeck.c (note_integer_operands): New function.
3546 (in_late_binary_op): New variable.
3547 (decl_constant_value_for_broken_optimization): Move to c-common.c
3548 and rename to decl_constant_value_for_optimization.
3549 (default_function_array_conversion): Do not strip nops.
3550 (default_conversion): Do not call
3551 decl_constant_value_for_broken_optimization.
3552 (build_array_ref): Do not fold result.
3553 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3554 result when operand is a VLA.
3555 (c_expr_sizeof_type): Update call to groktypename. Handle
3556 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3557 result when operand names a VLA type.
3558 (build_function_call): Update call to build_compound_literal.
3559 Only fold result for calls to __builtin_* functions. Strip
3560 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3561 the function designator.
3562 (convert_arguments): Fold arguments. Update call to
3563 convert_for_assignment.
3564 (build_unary_op): Handle increment and decrement of
3565 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3566 decrement earlier. Fold operand of increment and decrement.
3567 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3568 built for integer operand. Wrap returns that are INTEGER_CSTs
3569 without being integer constant expressions or that have integer
3570 constant operands without being INTEGER_CSTs.
3571 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3572 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3573 result is an integer constant expression or can be used in
3574 unevaluated parts of one and avoid folding and wrap as
3575 appropriate. Fold operands before possibly doing -Wsign-compare
3577 (build_compound_expr): Wrap result for C99 if operands can be used
3578 in integer constant expressions.
3579 (build_c_cast): Update call to digest_init. Do not ignore
3580 overflow from casting floating-point constants to integers. Wrap
3581 results that could be confused with integer constant expressions,
3582 null pointer constants or floating-point constants.
3583 (c_cast_expr): Update call to groktypename. Handle expressions
3584 included in type name.
3585 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3586 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3587 Update calls to convert_for_assignment.
3588 (convert_for_assignment): Take new parameter
3589 null_pointer_constant. Do not strip nops or call
3590 decl_constant_value_for_broken_optimization. Set
3591 in_late_binary_op for conversions to boolean.
3592 (store_init_value): Update call to digest_init.
3593 (digest_init): Take new parameter null_pointer_constant. Do not
3594 call decl_constant_value_for_broken_optimization. pedwarn for
3595 initializers not constant expressions. Update calls to
3596 convert_for_assignment.
3597 (constructor_nonconst): New.
3598 (struct constructor_stack): Add nonconst element.
3599 (really_start_incremental_init, push_init_level, pop_init_level):
3600 Handle constructor_nonconst and nonconst element.
3601 (set_init_index): Call constant_expression_warning for array
3603 (output_init_element): Fold value. Set constructor_nonconst as
3604 applicable. pedwarn for initializers not constant expressions.
3605 Update call to digest_init. Call constant_expression_warning
3606 where constant initializers are required.
3607 (process_init_element): Use c_save_expr.
3608 (c_finish_goto_ptr): Fold expression.
3609 (c_finish_return): Fold return value. Update call to
3610 convert_for_assignment.
3611 (c_start_case): Fold switch expression.
3612 (c_process_expr_stmt): Fold expression.
3613 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3614 ensure statement expression is not evaluated in constant expression.
3615 (build_binary_op): Track whether results are integer constant
3616 expressions or may occur in such, disable folding and wrap results
3617 as applicable. Fold operands for -Wsign-compare warnings unless
3619 (c_objc_common_truthvalue_conversion): Handle results folded to
3620 integer constants that are not integer constant expressions.
3621 * doc/extend.texi: Document when typeof operands are evaluated,
3622 that condition of __builtin_choose_expr is an integer constant
3623 expression, and more about use of __builtin_constant_p in
3626 2009-03-29 Richard Guenther <rguenther@suse.de>
3628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3629 propagate addresses of array references.
3631 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3633 * regmove.c (perhaps_ends_bb_p): Remove.
3634 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3635 from INSN and check that the main loop stays within that basic block.
3636 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3637 (regmove_forward_pass): Split out from regmove_optimize. Use
3638 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3639 (regmove_backward_pass): Split out from regmove_optimize. Use
3640 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3641 (regmove_optimize): Simplify.
3643 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3646 * config/i386/i386.c (classify_argument): Ignore flexible array
3647 member in struct and warn ABI change.
3649 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3651 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3653 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3654 (ix86_adjust_cost): Updated.
3656 2009-03-29 Jan Hubicka <jh@suse.cz>
3659 * tree-pass.h (pass_cleanup_eh): New function.
3660 (remove_unreachable_regions): Break code handling RTL
3661 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3662 that can not be reached by runtime.
3663 (can_be_reached_by_runtime): New function.
3664 (label_to_region_map): New function.
3665 (num_eh_regions): New function.
3666 (rtl_remove_unreachable_regions): New function.
3667 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3668 (remove_eh_region): New function.
3669 * except.h: Include sbitmap and vecprim.
3670 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3671 num_eh_regions): Declare.
3672 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3673 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3674 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3675 (tree_empty_eh_handler_p): New function.
3676 (cleanup_empty_eh): New function.
3677 (cleanup_eh): New function.
3678 (pass_cleanup_eh): New function.
3680 2009-03-29 Jan Hubicka <jh@suse.cz>
3682 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3683 for removed regions.
3685 2009-03-29 Jan Hubicka <jh@suse.cz>
3687 * except.c (dump_eh_tree): Dump all datastructures.
3689 2009-03-29 Jan Hubicka <jh@suse.cz>
3691 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3692 (duplicate_eh_regions_1): Likewise.
3693 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3694 vector; call EH verification.
3695 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3696 Be ready for region being removed.
3698 2009-03-29 Jan Hubicka <jh@suse.cz>
3700 * bitmap.c (bitmap_last_set_bit): New function.
3701 * bitmap.h (bitmap_last_set_bit): Declare.
3703 2009-03-29 David Ayers <ayers@fsfe.org>
3706 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3707 by calling objc_compare_types and surpress warnings about
3708 incompatible C pointers that are compatible ObjC pointers.
3710 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3712 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3713 call initialize_inline_failed.
3714 (initialize_inline_failed): Move it from here ...
3715 * cgraph.c (initialize_inline_failed): ... to here.
3716 (cgraph_create_edge): Call initialize_inline_failed rather than
3717 setting inline_failed directly.
3719 2009-03-29 Ben Elliston <bje@au.ibm.com>
3722 * sysv4.opt (msdata): Improve comment.
3723 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3724 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3726 2009-03-29 Ben Elliston <bje@au.ibm.com>
3729 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3730 load and store attributes.
3732 2009-03-29 Ben Elliston <bje@au.ibm.com>
3734 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3735 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3736 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3737 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3738 __builtin_infq and __builtin_huge_valq.
3740 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3742 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3744 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3745 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3747 2009-03-28 Xinliang David Li <davidxl@google.com>
3749 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3750 (do_dbg_cnt): New function.
3752 2009-03-28 Jan Hubicka <jh@suse.cz>
3754 Merge from pretty-ipa:
3756 2009-03-27 Jan Hubicka <jh@suse.cz>
3758 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3759 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3760 * passes.c (function_called_by_processed_nodes_p): New.
3761 * ipa-pure-const.c (check_call): Fix handling of operands.
3762 (analyze_function): Dump debug output for skipped bodies.
3763 (local_pure_const): Use function_called_by_processed_nodes_p.
3764 * dwarf2out.c (reference_to_unused): Use output.
3765 * passes.c (do_per_function_toporder): Likewise.
3767 2008-11-12 Jan Hubicka <jh@suse.cz>
3769 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3770 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3771 state_set_in_source enum
3772 (check_decl): Ignore memory tags; do not set fake looping flags;
3774 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3775 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3776 (check_call, analyze_function): Rewrite.
3778 (add_new_function): Update call of analyze_function.
3779 (generate_summary): Add call of analyze_function.
3780 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3781 (local_pure_const): New function.
3782 (pass_local_pure_const): New pass.
3783 * ipa-inline.c (inline_transform): Set after_inlining.
3784 * tree-eh.c (stmt_can_throw_external): New.
3785 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3786 work with aliasing built.
3787 * tree-flow.h (stmt_can_throw_external): New.
3788 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3789 and local pure/const pass in early and late optimization queue.
3791 2009-03-28 Martin Jambor <mjambor@suse.cz>
3793 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3795 (fold_binary): Allow function decl aligment consideration is the
3796 second argument is integer constant one.
3797 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3798 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3799 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3801 2009-03-28 Jan Hubicka <jh@suse.cz>
3803 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3804 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3805 * function.h (rtl_data): Add nothrow flag.
3806 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3807 set DECL_NOTHROW for AVAILABLE functions.
3809 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3811 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3812 following vector keyword has expansion starting with pixel or bool
3813 keyword, expand vector to __vector and pixel or bool to __pixel or
3817 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3818 warn_if_disallowed_function_p): Removed.
3819 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3820 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3821 warning_if_disallowed_function_p.
3822 * flags.h (warn_if_disallowed_function_p,
3823 warn_disallowed_functions): Removed.
3824 * common.opt (Wdisallowed-function-list=): Removed.
3825 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3827 2009-03-28 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/38723
3830 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3833 2009-03-28 Jan Hubicka <jh@suse.cz>
3835 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3836 test introduced by my previous patch.
3838 2009-03-28 Richard Guenther <rguenther@suse.de>
3840 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3841 the PHIs value undefined.
3843 2009-03-28 Jan Hubicka <jh@suse.cz>
3845 * tree-pass.h (pass_fixup_cfg): New pass.
3846 * ipa-inline.c (inline_transform): Set
3847 always_inline_functions_inlined/after_inlining.
3848 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3849 (pass_fixup_cfg): New pass.
3850 * passes.c (init_optimization_passes): Add fixup_cfg.
3852 2009-03-28 Richard Guenther <rguenther@suse.de>
3854 PR tree-optimization/38458
3855 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3856 argument use the arguments copy-of value.
3858 2009-03-28 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/38180
3861 * tree-ssa-ccp.c (get_default_value): Simplify.
3862 (likely_value): Likewise.
3863 (surely_varying_stmt_p): Properly handle VOP case.
3864 (ccp_initialize): Likewise.
3865 (ccp_fold): Handle propagating through *&.
3866 (fold_const_aggregate_ref): Also handle decls.
3868 2009-03-28 Jan Hubicka <jh@suse.cz>
3870 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3871 * cgraph.h (cgraph_node): Likewise.
3872 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3873 (cgraph_reset_node): Use process flag.
3874 (cgraph_mark_functions_to_output): Likewise.
3875 (cgraph_expand_function): Likewise.
3876 (cgraph_expand_all_functions): Likewise.
3877 (cgraph_output_in_order): Likewise.
3878 * dwarf2out.c (reference_to_unused): Likewise.
3879 * passes.c do_per_function_toporder): Likewise.
3881 2009-03-28 Jan Hubicka <jh@suse.cz>
3883 Bring from lto-branch:
3885 2008-09-03 Doug Kwan <dougkwan@google.com>
3887 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3888 enums instead of reason strings.
3889 * cgraph.c (cgraph_create_edge): Same.
3890 (cgraph_inline_failed_string): New function.
3891 * cgraph.h (cgraph_inline_failed_t): New enum type.
3892 (cgraph_inline_failed_string): New prototype.
3893 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3894 char pointer to cgraph_inline_failed_t.
3895 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3896 (cgraph_default_inline_p): Ditto.
3897 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3898 to cgraph_inline_failed_t pointer.
3899 * cif-code.def: New file.
3900 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3902 (cgraph_check_inline_limits): Change type of REASON to pointer to
3903 cgraph_inline_failed_t. Replace reason strings with enums.
3904 (cgraph_default_inline_p): Ditto.
3905 (cgraph_recursive_inlining_p): Ditto.
3906 (update_caller_keys): Change type of FAILED_REASON to
3907 cgraph_inline_failed_t.
3908 (cgraph_set_inline_failed): Change type of REASON to pointer to
3909 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3910 convert enums to strings for text output.
3911 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3912 to be of type cgraph_inline_failed_t. Replace reason strings with
3913 enums. Call cgraph_inline_failed_string to covert enums
3914 to strings for text output.
3915 (cgraph_decide_inlining): Replace reason strings with enums.
3916 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3917 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3919 * tree-inline.c (expand_call_inline): Change type of REASON
3920 to cgraph_inline_failed_t. Replace reason strings with enums.
3921 Call cgraph_inline_failed_string for text output.
3922 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3925 2009-03-28 Jan Hubicka <jh@suse.cz>
3927 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3928 cgraph_clone_node): Remove master clone handling.
3929 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3930 * cgraph.h (master_clone): Remove.
3931 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3932 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3933 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3935 2009-03-28 Jan Hubicka <jh@suse.cz>
3937 * cgraph.c (cgraph_function_body_availability): Functions declared
3938 inline are always safe to assume that it is not going to be replaced.
3940 2009-03-28 Richard Guenther <rguenther@suse.de>
3942 PR tree-optimization/38513
3943 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3944 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3945 EXC_PTR_EXPR and FILTER_EXPR.
3946 (get_ref_from_reference_ops): Likewise.
3948 2009-03-28 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/38968
3951 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3952 Use FLOOR_MOD_EXPR to compute misalignment.
3954 2009-03-28 Richard Guenther <rguenther@suse.de>
3956 PR tree-optimization/37795
3957 * tree.h (combine_comparisons): Declare.
3958 * fold-const.c (combine_comparisons): Export.
3959 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3961 (ifcombine_iforif): Use combine_comparisons.
3963 2009-03-28 Jan Hubicka <jh@suse.cz>
3965 * tree-eh.c (inlinable_call_p): New function.
3966 (make_eh_edges): Use it.
3967 (verify_eh_edges): Use it.
3968 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3969 * except.c (reachable_next_level): Add inlinable_function argument
3970 (sjlj_find_directly_reachable_regions): Update.
3971 (add_reachable_handler): Do not set saw_any_handlers.
3972 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3973 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3974 Add new inlinable call parameter.
3975 (can_throw_internal, can_throw_external): Update.
3976 * except.h (can_throw_internal_1, can_throw_external_1,
3977 foreach_reachable_handler): Update declaration.
3979 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3981 * config/arm/t-arm-coff, config/h8300/coff.h,
3982 config/i386/i386-aout.h, config/i386/i386-coff.h,
3983 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3984 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3985 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3986 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3987 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3988 sys-types.h: Remove.
3989 * Makefile.in: Remove protoize and fixproto support and references
3991 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3992 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3994 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3995 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3996 unprotoize$(exeext).
3997 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3998 (.PHONY): Don't depend on proto.
3999 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4000 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4001 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4002 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4003 build/gen-protos.o, build/scan.o, xsys-protos.h,
4004 build/fix-header$(build_exeext), build/fix-header.o,
4005 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4006 stmp-install-fixproto): Remove.
4007 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4008 SYSCALLS.c or fixproto files.
4009 (install-common): Don't install protoize.
4010 (install-headers-tar, install-headers-cpio, install-headers-cp):
4011 Don't depend on $(STMP_FIXPROTO).
4012 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4013 install fixproto files or write out fixproto settings.
4014 (uninstall): Don't uninstall protoize.
4015 * config.gcc (use_fixproto): Remove.
4016 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4017 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4018 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4019 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4020 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4021 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4022 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4023 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4024 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4025 * config/t-vxworks (STMP_FIXPROTO): Remove.
4026 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4027 STMP_FIXPROTO): Remove.
4028 * config.in, configure: Regenerate.
4029 * crtstuff.c (gid_t, uid_t): Don't undefine.
4030 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4031 (arm-*-coff, arm-*-aout: Remove target entries.
4032 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4033 Remove mention of AIX 4.1.
4034 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4035 * doc/invoke.texi (Running Protoize): Remove.
4036 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4037 (Protoize Caveats): Remove.
4038 * tsystem.h: Update comments on headers assumed to exist.
4040 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4042 * genautomata.c: Add a new year to the copyright. Add a new
4044 (struct insn_reserv_decl): Add comments for member bypass_list.
4045 (find_bypass): Remove.
4046 (insert_bypass): New.
4047 (process_decls): Use insert_bypass.
4048 (output_internal_insn_latency_func): Output all bypasses with the
4049 same input insn in one switch case.
4051 * rtl.def (define_bypass): Describe bypass choice.
4052 * doc/md.texi (define_bypass): Ditto.
4054 2009-03-27 Richard Guenther <rguenther@suse.de>
4056 * gimplify.c (mark_addressable): Export.
4057 * tree-flow.h (mark_addressable): Declare.
4058 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4059 * tree-ssa.c (verify_phi_args): Verify that address taken
4060 variables have TREE_ADDRESSABLE set.
4062 2009-03-27 Richard Guenther <rguenther@suse.de>
4064 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4065 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4066 Do not mark decls TREE_ADDRESSABLE.
4067 (build_fold_addr_expr): Adjust.
4068 (fold_addr_expr): Remove.
4069 (fold_unary): Use build_fold_addr_expr.
4070 (fold_comparison): Likewise.
4071 (split_address_to_core_and_offset): Likewise.
4072 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4074 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4075 (gimplify_modify_expr_to_memcpy): Mark source and destination
4077 * omp-low.c (create_omp_child_function): Mark the object decl
4079 (lower_rec_input_clauses): Mark the var we take the address of
4081 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4086 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4087 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4089 2009-03-27 Richard Guenther <rguenther@suse.de>
4091 PR tree-optimization/39120
4092 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4094 (handle_lhs_call): Process return constraints. Add escape
4095 constraints if necessary.
4096 (handle_const_call): Fill out return constraints. Make nested
4097 case more precise. Avoid consttmp if possible.
4098 (handle_pure_call): Fill out return constraints. Avoid
4099 callused if possible.
4100 (find_func_aliases): Simplify call handling.
4102 2009-03-27 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/39120
4105 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4106 as a representative.
4107 (solve_graph): Do propagate CALLUSED.
4108 (handle_pure_call): Use a scalar constraint from CALLUSED for
4110 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4113 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4116 * c-common.c (handle_aligned_attribute): Properly check alignment
4117 overflow. Use (1U << i) instead of (1 << i).
4119 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4121 * expr.h (get_mem_align_offset): Updated.
4123 * tree.h (tree_decl_common): Change align to "unsigned int" and
4124 move it before pointer_alias_set.
4126 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4127 Jakub Jelinek <jakub@redhat.com>
4130 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4131 gr_register_operand with gr_reg_or_0_operand.
4132 (cmpxchg_rel_di): Likewise.
4133 (sync_lock_test_and_set<mode>): Likewise.
4135 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4137 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4138 (true_regnum): Likewise.
4140 * rtlanal.c (subreg_info): Moved to ...
4141 * rtl.h (subreg_info): Here. New.
4142 (subreg_get_info): New.
4144 * rtlanal.c (subreg_get_info): Make it extern.
4146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4149 * config/i386/i386.c (ix86_abi): New.
4150 (override_options): Handle -mabi=.
4151 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4152 (ix86_call_abi_override): Likewise.
4153 (init_cumulative_args): Likewise.
4154 (function_arg_advance): Likewise.
4155 (function_arg_64): Likewise.
4156 (function_arg): Likewise.
4157 (ix86_pass_by_reference): Likewise.
4158 (ix86_function_value_regno_p): Likewise.
4159 (ix86_build_builtin_va_list_abi): Likewise.
4160 (setup_incoming_varargs_64): Likewise.
4161 (is_va_list_char_pointer): Likewise.
4162 (ix86_init_machine_status): Likewise.
4163 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4164 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4165 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4166 (ix86_function_abi): Make it static and return enum calling_abi.
4167 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4169 (ix86_fn_abi_va_list): Updated.
4171 * config/i386/i386.h (ix86_abi): New.
4172 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4173 (CONDITIONAL_REGISTER_USAGE): Likewise.
4174 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4175 (machine_function): Likewise.
4177 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4179 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4180 (STACK_BOUNDARY): Likewise.
4181 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4183 * config/i386/i386.opt (mabi=): New.
4185 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4186 return enum calling_abi.
4187 (ix86_function_type_abi): Likewise.
4188 (ix86_function_abi): Removed.
4190 * doc/invoke.texi: Document -mabi= option for x86.
4192 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4194 * builtins.c (real_dconstp): Delete.
4195 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4197 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4198 Jakub Jelinek <jakub@redhat.com>
4201 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4202 (gen_subprogram_die): When a function is explicit, generate the
4203 DW_AT_explicit attribute.
4204 * langhooks.h (struct lang_hooks_for_decls): Add
4205 function_decl_explicit_p langhook.
4206 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4207 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4209 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4211 * builtins.c (fold_builtin_memory_op): Optimize memmove
4212 into memcpy if we can prove source and destination don't overlap.
4214 * tree-inline.c: Include gt-tree-inline.h.
4215 (clone_fn_id_num): New variable.
4216 (clone_function_name): New function.
4217 (tree_function_versioning): Use it.
4218 * Makefile.in (GTFILES): Add tree-inline.c.
4220 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4222 * BASE-VER: Change to 4.5.0.
4224 2009-03-27 Xinliang David Li <davidxl@google.com>
4226 PR tree-optimization/39557
4227 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4229 2009-03-27 Xinliang David Li <davidxl@google.com>
4231 PR tree-optimization/39548
4232 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4235 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4237 * c-common.c (pointer_int_sum): Use %wd on return from
4240 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4242 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4243 on return from tree_low_cst.
4245 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4248 * ginclude/stdarg.h (va_copy): Define also for
4249 __GXX_EXPERIMENTAL_CXX0X__.
4251 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4254 * builtins.h (c_strlen): Do not warn here.
4255 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4256 * c-common.c (pointer_int_sum): Take an explicit location.
4257 Warn about offsets out of bounds.
4258 * c-common.h (pointer_int_sum): Adjust declaration.
4260 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4262 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4265 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4268 * opts.c (warn_if_disallowed_function_p): Don't assume
4269 get_callee_fndecl must return non-NULL.
4271 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4273 PR rtl-optimization/39522
4274 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4275 when reg_reloaded_valid is set.
4277 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4279 * config/spu/divv2df3.c: New file.
4280 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4281 (DPBIT_FUNCS): Filter out _div_df.
4283 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4285 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4286 a jump insn, count that jump in the distance to the loop start.
4288 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4291 * config/sh/sh.c (calc_live_regs): Fix condition for global
4292 registers except PIC_OFFSET_TABLE_REGNUM.
4294 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4297 * doc/invoke.texi (-mconsole): New.
4301 (-mnop-fun-dllimport): New.
4305 (sub section "i386 and x86-64 Windows Options"): New.
4307 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4309 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4310 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4312 2009-03-25 Richard Guenther <rguenther@suse.de>
4315 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4318 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4320 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4321 neither of haifa/selective schedulers are working.
4323 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4325 * doc/invoke.texi (Debugging Options): Fix description of
4326 -fno-merge-debug-strings.
4328 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4330 * config/cris/libgcc.ver: New version-script.
4331 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4333 * configure.ac <GAS features, nop mnemonic>: Add pattern
4334 crisv32-*-* for "nop".
4335 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4336 * configure: Regenerate.
4338 2009-03-24 Ira Rosen <irar@il.ibm.com>
4340 PR tree-optimization/39529
4341 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4342 mark_sym_for_renaming for the tag copied to the new vector
4345 2009-03-24 Arthur Loiret <aloiret@debian.org>
4347 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4348 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4349 EXTRA_SPEC_FUNCTIONS.
4350 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4351 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4352 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4353 -march and -mtune options.
4355 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4357 * config/m68k/t-rtems: Add m5329 multilib.
4359 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4360 Jakub Jelinek <jakub@redhat.com>
4363 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4366 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4369 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4370 instead of c_parser_expression_conv, if original_code isn't one of the
4371 4 allowed comparison codes, fail.
4373 2009-03-23 Richard Guenther <rguenther@suse.de>
4375 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4376 * tree.h (struct tree_type): Likewise.
4377 * reload.h (struct insn_chain): Likewise.
4378 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4379 * function.h (struct function): Likewise.
4380 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4382 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4384 PR tree-optimization/39516
4385 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4387 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4389 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4390 should be set true if BITS_PER_WORD of target is bigger than 32
4392 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4394 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4395 Translate -B-options to -rpath-link. Correct existing
4396 rpath-link and conditionalize on !nostdlib.
4398 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4400 * doc/extend.texi (Function Attributes, Variable Attributes):
4402 * doc/invoke.texi (Debugging Options, Optimize Options)
4403 (i386 and x86-64 Options, MCore Options): Likewise.
4405 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4408 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4409 it for block local namespace aliases.
4410 (gen_decl_die): Pass context_die to gen_namespace_die.
4412 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4415 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4416 minimum or maximum value.
4418 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4420 * reginfo.c (globalize_reg): Recompute derived reg sets.
4422 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4425 * libgcc2.c (mprotect): Do not use signed arguments for
4426 VirtualProtect, use DWORD arguments. Also fix the 'may
4427 be used uninitialized' warning for the np variable.
4429 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4432 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4433 functions using regparm calling conventions when not optimizing.
4434 (ix86_function_sseregparm): Similarly for sseregparm calling
4437 2009-03-19 Li Feng <nemokingdom@gmail.com>
4440 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4441 dependence if the first conflict is after niter iterations.
4443 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4446 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4447 functions with dynamic stack-pointer adjustments.
4449 2009-03-19 Ben Elliston <bje@au.ibm.com>
4451 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4452 option; change to -msdata=data.
4454 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4456 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4459 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4462 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4464 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4466 * doc/invoke.texi (Code Gen Options): Expand discussion of
4469 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4471 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4472 * matrix-reorg.c (struct matrix_info): Likewise.
4473 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4474 * rtl.h (struct mem_attrs): Likewise.
4475 * df.h (struct df): Likewise.
4476 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4477 * ira-int.h (struct ira_allocno): Likewise.
4478 * df-scan.c (struct df_collection_rec): Likewise.
4479 * ira.c (struct equivalence): Likewise.
4480 * function.c (struct temp_slot): Likewise.
4481 * cfgloop.h (struct loop): Likewise.
4484 * function.c (use_register_for_decl): When not optimizing, disregard
4485 register keyword for variables with types containing methods.
4487 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4490 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4491 (is_simple_operand): Call contains_component_ref_p before calling data
4492 reference analysis that would fail on COMPONENT_REFs.
4494 * tree-vrp.c (search_for_addr_array): Fix formatting.
4496 2009-03-18 Richard Guenther <rguenther@suse.de>
4498 * tree-vect-transform.c (vect_loop_versioning): Fold the
4499 generated comparisons.
4500 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4501 (slpeel_tree_peel_loop_to_edge): Likewise.
4503 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4506 * opts.c (print_specific_help): In addition to `undocumented',
4507 accept `separate' and `joined' flags if passed alone. Describe
4508 output by the first matched one of those.
4509 (common_handle_option): Skip over empty strings.
4510 * gcc.c (display_help): Fix help string for `--help='.
4511 * doc/invoke.texi (Option Summary, Overall Options): With
4512 `--help=', classes and qualifiers can both be repeated, but
4513 only the latter can be negated. One should not pass only
4514 negated qualifiers. Fix markup and examples.
4517 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4519 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4520 and -fhelp=separate.
4522 2009-03-17 Jing Yu <jingyu@google.com>
4525 * function.h (struct rtl_data): Move is_thunk from here...
4526 (struct function): ...to here.
4527 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4528 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4530 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4532 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4533 (alpha_output_function_end_prologue): Likewise.
4534 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4535 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4536 (rs6000_output_function_epilogue): Likewise.
4537 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4539 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4543 from different units in a single alternative.
4544 (*truncdfsf_i387): Ditto.
4545 (*truncxfsf2_mixed): Ditto.
4546 (*truncxfdf2_mixed): Ditto.
4548 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4550 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4551 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4554 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4555 unused non-artificial variables when not optimizing.
4558 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4559 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4560 NAMESPACE_DECL in its DECL_INITIAL.
4563 * optabs.c (set_user_assembler_libfunc): New function.
4564 * expr.h (set_user_assembler_libfunc): New prototype.
4565 * c-common.c: Include libfuncs.h.
4566 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4567 for memcmp, memset, memcpy, memmove and abort.
4568 * Makefile.in (c-common.o): Depend on libfuncs.h.
4571 * dwarf2out.c (gen_inlined_enumeration_type_die,
4572 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4573 gen_tagged_type_instantiation_die): Removed.
4574 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4577 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4580 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4582 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4583 (check-parallel-%): Ditto.
4584 (check-consistency): Ditto.
4586 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4588 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4589 local variable rhs by NULL_TREE.
4591 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4594 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4596 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4599 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4601 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4604 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4605 for ms->sysv ABI calls only in 64bit mode.
4607 * config/i386/i386.md (untyped_call): Support 32bit.
4609 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4611 * doc/extend.texi: Replace x86_65 with x86_64.
4613 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4615 PR tree-optimization/39455
4616 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4617 mismatches for POINTER_TYPE_P (type).
4618 (number_of_iterations_le): Likewise.
4620 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4622 * config/picochip/picochip.c: Removed profiling support.
4623 * config/picochip/picochip.md: Removed profiling instruction.
4624 * config/picochip/picochip.h: Removed profiling builtin.
4626 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4628 * doc/install.texi (--with-host-libstdcxx): Document.
4630 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4633 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4634 generate a warning if the function name does not begin with
4635 "__vector" and the function has either the 'signal' or 'interrupt'
4636 attribute, from here to ...
4637 (avr_declare_function_name): ...here. New function.
4638 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4639 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4641 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4644 * cse.c (fold_rtx): Don't modify original const_arg1 when
4645 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4646 separate variable instead.
4647 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4648 from out of range shift counts.
4649 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4651 2008-03-13 Catherine Moore <clm@codesourcery.com>
4653 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4654 diagnostic.h with $(DIAGNOSTIC_H).
4656 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4659 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4661 * config/i386/sync.md (sync_compare_and_swap<mode>,
4662 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4663 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4665 (sync_double_compare_and_swapdi_pic,
4666 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4667 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4669 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4672 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4674 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4677 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4678 (avx_addsubv4df3): Likewise.
4679 (*avx_addsubv4sf3): Likewise.
4680 (sse3_addsubv4sf3): Likewise.
4682 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4685 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4687 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4690 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4691 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4692 registers for allocnos created from user-defined variables.
4694 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4697 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4698 of non-integer mode as well.
4700 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4702 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4703 for functions for which the parameter types are unknown.
4705 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4708 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4709 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4710 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4711 * config/i386/i386.c (ix86_local_alignment): For
4712 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4713 long long variables on the stack to avoid dynamic realignment.
4714 Allow the first argument to be a decl rather than type.
4715 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4717 2009-03-11 Nick Clifton <nickc@redhat.com>
4720 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4722 Add description to mno-lsim option.
4723 * config/mcore/mcore.h: Remove comment about deprecated m4align
4725 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4726 * doc/invoke.texi: Add description of mno-lsim and
4727 mstack-increment options.
4729 * config/fr30/fr30.opt: Document the -mno-lsim option.
4730 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4731 and -mno-lsim options.
4733 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4735 * fold-const.c (fold_comparison): Only call fold_inf_compare
4736 if the mode supports infinities.
4738 2009-03-11 Jason Merrill <jason@redhat.com>
4741 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4742 end already did. Notice GIMPLE_CALL modifications of the result.
4743 Don't copy debug information from an ignored decl or a decl from
4746 2009-03-10 Richard Guenther <rguenther@suse.de>
4747 Nathan Froyd <froydnj@codesourcery.com>
4750 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4751 (__divMODE3): Likewise.
4753 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4755 PR tree-optimization/39394
4756 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4757 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4759 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4761 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4762 inline asms for register asm ("") declarations.
4764 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4766 * fold-const.c (fold_unary): Fix comment.
4768 2009-03-07 Jan Hubicka <jh@suse.cz>
4771 * tree-inline.c (setup_one_parameter): Do replacement of const
4772 argument by constant in SSA form.
4774 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4777 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4778 determine alignment passed to assign_stack_local.
4779 (assign_parms_unsplit_complex): Likewise.
4780 * except.c (sjlj_build_landing_pads): Likewise.
4782 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4785 * tree-flow.h (add_referenced_var): Return bool instead of void.
4786 * tree-dfa.c (add_referenced_var): Return result of
4787 referenced_var_check_and_insert call.
4788 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4789 of referenced_var_check_and_insert.
4792 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4793 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4794 DIE, don't emit it if abstract origin already has it.
4795 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4796 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4798 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4800 * genpreds.c (needs_variable): Fix parentheses at variable name
4802 (write_tm_constrs_h): Indent generated code.
4804 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4806 * doc/extend.texi (Function Attributes): Add documentation
4809 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4812 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4813 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4815 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4817 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4820 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4823 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4824 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4826 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4828 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4829 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4830 constants instead of magic numbers.
4831 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4833 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4834 (x86_64_ms_abi_int_parameter_registers): Ditto.
4835 (x86_64_int_return_registers): Ditto.
4836 (ix86_maybe_switch_abi): Ditto.
4837 (ix86_expand_call): Ditto for clobbered_registers array.
4838 (ix86_hard_regno_mode_ok): Ditto.
4839 (x86_extended_QIreg_mentioned_p): Ditto.
4841 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4843 PR tree-optimization/39349
4844 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4846 * combine.c (gen_lowpart_for_combine): Use omode when generating
4849 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4851 PR rtl-optimization/39235
4852 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4854 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4856 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4858 2009-03-04 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/39362
4861 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4862 that occur in abnormal PHIs should be varying.
4864 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4866 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4868 (simple_iv): Take loop as an argument instead of statement.
4869 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4870 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4872 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4874 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4875 * matrix-reorg.c (analyze_transpose): Ditto.
4876 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4877 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4878 * tree-predcom.c (ref_at_iteration): Ditto.
4879 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4881 2009-03-04 Richard Guenther <rguenther@suse.de>
4883 PR tree-optimization/39358
4884 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4885 escaped_id and callused_id.
4886 (solve_graph): Likewise.
4888 2009-03-04 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/39339
4891 * tree-sra.c (try_instantiate_multiple_fields): Make it
4892 no longer ICE on the above.
4894 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4896 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4897 that fits within Pmode.
4899 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4902 * tm.texi (LIBCALL_VALUE): Update description.
4904 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4907 * doc/extend.texi (section): Update description.
4909 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4912 * tree-inline.c (remapped_type): New.
4913 (can_be_nonlocal): Call remapped_type instead of remap_type.
4915 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4918 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4919 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4921 2009-03-03 Richard Guenther <rguenther@suse.de>
4924 * tree.c (tree_nonartificial_location): New function.
4925 * tree.h (tree_nonartificial_location): Declare.
4926 * builtins.c (expand_builtin_memory_chk): Provide location
4927 of the call location for artificial function pieces.
4928 (maybe_emit_chk_warning): Likewise.
4929 (maybe_emit_sprintf_chk_warning): Likewise.
4930 (maybe_emit_free_warning): Likewise.
4931 * expr.c (expand_expr_real_1): Likewise.
4933 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4935 PR tree-optimization/39343
4936 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4937 COMPONENT_REF t has ARRAY_TYPE.
4939 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4942 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4943 when the type precision of the induction variable should be
4944 larger than the type precision of nit.
4945 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4946 * graphite.c (graphite_loop_normal_form): Same.
4947 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4949 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4951 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4952 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4953 numbers to describe clobbered registers.
4954 (*call_value_0_rex64_ms_sysv): Ditto.
4955 * config/i386/mmx.md (mmx_emms): Ditto.
4958 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4960 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4963 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4965 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4966 (spu_section_type_flags): New function.
4968 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4971 reg_class_contents of FLOAT_REGS into a temporary.
4973 2009-03-02 Richard Guenther <rguenther@suse.de>
4974 Ira Rosen <irar@il.ibm.com>
4976 PR tree-optimization/39318
4977 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4978 information to the vectorized statement.
4980 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4983 variable. Use defined names instead of magic constants for REX SSE
4986 2009-03-01 Richard Guenther <rguenther@suse.de>
4988 PR tree-optimization/39331
4989 * omp-low.c (lower_send_shared_vars): Do not receive new
4990 values for the reference of DECL_BY_REFERENCE parms or results.
4992 2009-03-01 Jan Hubicka <jh@suse.cz>
4995 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4996 BLOCK_NONLOCALIZED_VAR): New macros.
4997 (tree_block): Add nonlocalized_vars.
4998 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4999 gen_decl_die): Add origin argument. Allow generation of die with
5000 origin at hand only.
5001 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5002 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5004 (gen_block_die): Fix checking for unused blocks.
5005 (process_scope_var): Break out from .... ; work with origins only.
5006 (decls_for_scope) ... here; process nonlocalized list.
5007 (dwarf2out_ignore_block): Look for nonlocalized vars.
5008 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5010 (dump_scope_block): Dump them.
5011 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5012 (remap_block): Likewise.
5013 (can_be_nonlocal): New predicate.
5014 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5016 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5018 * configure: Regenerate.
5020 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5022 * optc-gen.awk: No need to duplicate option flags twice.
5023 Reuse help texts for duplicate options which do not have any.
5025 * gcc.c (display_help): Document --version.
5027 * gcc.c (main): If print_help_list and verbose_flag, ensure
5028 driver output comes before subprocess output.
5030 * optc-gen.awk: Assign all remaining fields to help string,
5031 space-separated, for multi-line help in *.opt.
5033 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5034 -Wno-pedantic-ms-format is for MinGW targets only.
5036 * doc/options.texi (Option file format): Fix bad indentation,
5037 restoring dropped sentence.
5039 2009-02-28 Jan Hubicka <jh@suse.cz>
5041 * tree-inline.c (tree_function_versioning): Output debug info.
5043 2009-02-28 Jan Hubicka <jh@suse.cz>
5046 * tree-inline.c (setup_one_parameter): Do not copy propagate
5047 arguments when not optimizing.
5049 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5052 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5053 (avx_addsubv4df3): Likewise.
5054 (*avx_addsubv4sf3): Likewise.
5055 (sse3_addsubv4sf3): Likewise.
5056 (*avx_addsubv2df3): Likewise.
5057 (sse3_addsubv2df3): Likewise.
5058 (avx_unpckhps256): Correct item selectors.
5059 (avx_unpcklps256): Likewise.
5060 (avx_unpckhpd256): Likewise.
5061 (avx_unpcklpd256): Likewise.
5063 2009-02-28 Jan Hubicka <jh@suse.cz>
5065 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5067 (copy_arguments_for_versioning): If var is declared don't declare it.
5068 (tree_function_versioning): First setup substitutions and then copy
5071 2009-02-27 Jan Hubicka <jh@suse.cz>
5074 * cgraph.h (varpool_output_debug_info): Remove.
5075 * cgraphunit.c (varpool_output_debug_info): Remove.
5076 * dwarf2out.c (deferred_locations_struct): New struct
5077 (deferred_locations): New type.
5078 (deferred_locations_list): New static var.
5079 (deffer_location): New function.
5080 (gen_variable_die): Use it.
5081 (decls_for_scope): Output info on local static vars.
5082 (dwarf2out_finish): Process deferred locations.
5083 * varpool.c (varpool_output_debug_info): Remove.
5085 2009-02-27 Jan Hubicka <jh@suse.cz>
5088 * tree.h (TREE_PROTECTED): Fix comment.
5089 (BLOCK_HANDLER_BLOCK): Remove.
5090 (struct tree_block): Remove handler_block add body_block.
5091 (inlined_function_outer_scope_p): New.
5092 (is_body_block): Remove.
5093 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5094 * dwarf2out.c (is_inlined_entry_point): Remove.
5095 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5096 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5098 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5099 * gimplify.c (gimplify_expr): Gimplify body blocks.
5100 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5101 block with multiple subblocks.
5102 (dump_scope_block): Prettier output; dump more flags and info.
5103 (dump_scope_blocks): New.
5104 (remove_unused_locals): Use dump_scope_blocks.
5105 * tree-flow.h (dump_scope_blocks): Declare.
5106 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5107 * stmt.c (is_body_block): Remove.
5108 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5109 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5111 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5114 * graphite.c (graphite_loop_normal_form): Do not call
5115 number_of_iterations_exit from a gcc_assert.
5117 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5119 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5120 jumps if COND is NULL.
5121 (find_cond_jump): New function.
5122 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5123 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5125 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5127 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5128 force_const_mem returns NULL_RTX.
5130 2009-02-26 Jan Hubicka <jh@suse.cz>
5133 * cgraph.h (varpool_output_debug_info): Remove.
5134 * cgraphunit.c (varpool_output_debug_info): Remove.
5135 * dwarf2out.c (deferred_locations_struct): New struct
5136 (deferred_locations): New type.
5137 (deferred_locations_list): New static var.
5138 (deffer_location): New function.
5139 (gen_variable_die): Use it.
5140 (decls_for_scope): Output info on local static vars.
5141 (dwarf2out_finish): Process deferred locations.
5142 * varpool.c (varpool_output_debug_info): Remove.
5144 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5146 PR rtl-optimization/39241
5147 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5148 to subreg_offset_representable_p.
5150 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5152 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5153 execute function prototype. Get f and nregs from max_reg_num
5154 and get_insns. Remove the first backward pass as it's dead,
5155 guard the forward pass by flag_expensive_optimizations.
5156 (rest_of_handle_regmove): Delete.
5157 (pass_regmove): Replace it with regmove_optimize.
5159 2009-02-25 Martin Jambor <mjambor@suse.cz>
5161 PR tree-optimization/39259
5162 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5163 calls_alloca function flags.
5164 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5167 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5169 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5170 flags_set_1_rtx, flags_set_1_set): Delete.
5171 (regmove_optimize): Do not call mark_flags_life_zones.
5173 2009-02-24 Julian Brown <julian@codesourcery.com>
5176 * config/arm/arm.c (require_pic_register): Only set
5177 cfun->machine->pic_reg once per function.
5179 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5181 * doc/invoke.texi (Link Options): Document an easier way to pass
5182 options that take arguments to the GNU linker using -Xlinker and -Wl.
5184 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5187 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5189 2009-02-24 Richard Guenther <rguenther@suse.de>
5192 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5194 2009-02-24 Richard Guenther <rguenther@suse.de>
5195 Zdenek Dvorak <ook@ucw.cz>
5197 PR tree-optimization/39233
5198 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5199 from converting them to a generic type.
5201 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5203 PR tree-optimization/39260
5204 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5205 contains a condition with a real type.
5206 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5208 2009-02-23 Jason Merrill <jason@redhat.com>
5211 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5212 narrowing_initializer_constant_valid_p.
5213 (narrowing_initializer_constant_valid_p): Don't return
5214 null_pointer_node for adding a pointer to itself.
5216 2009-02-23 Jan Hubicka <jh@suse.cz>
5219 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5222 2009-02-23 Jan Hubicka <jh@suse.cz>
5224 PR tree-optimization/37709
5225 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5226 * tree.h (block_ultimate_origin): Declare.
5227 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5228 * tree-ssa-live.c (remove_unused_scope_block_p):
5229 Eliminate blocks containig no instructions nor live variables nor
5231 (dump_scope_block): New function.
5232 (remove_unused_locals): Enable removal of dead blocks by default;
5233 enable dumping at TDF_DETAILS.
5235 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5237 * config/i386/i386.c (classify_argument): Don't allow COImode
5239 (function_arg_advance_32): Don't allow OImode.
5240 (function_arg_32): Likewise.
5241 (function_value_32): Likewise.
5242 (return_in_memory_32): Likewise.
5243 (function_arg_64): Remove OImode comment.
5245 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5248 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5249 ix86_expand_vector_set for V4DImode in 64bit mode only.
5250 (ix86_expand_vector_init_one_var): Likewise.
5252 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5254 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5256 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5259 * loop-iv.c: Revert last change.
5260 * emit-rtl.c: Likewise.
5262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5265 * config/i386/i386.c (type_natural_mode): Remove an extra
5266 space in the warning message.
5267 (function_value_32): Handle 32-byte vector modes.
5268 (return_in_memory_32): Likewise.
5270 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5272 * loop-iv.c (truncate_value): New function.
5273 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5275 (lowpart_subreg): Move to...
5276 * emit-rtl.c: ...here.
5278 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5280 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5281 accidental and undocumented change at revision 140860.
5283 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5285 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5286 take gimple_seq * arguments.
5287 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5288 types_compatible_p langhook.
5290 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5291 Joseph Myers <joseph@codesourcery.com>
5293 * config/arm/arm.c (arm_builtin_va_list): New function.
5294 (arm_expand_builtin_va_start): Likewise.
5295 (arm_gimplify_va_arg_expr): Likewise.
5296 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5297 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5298 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5299 (va_list_type): New variable.
5300 (arm_mangle_type): Mangle va_list_type appropriately.
5302 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5305 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5306 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5307 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5308 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5309 parameter to 1000 for -O1 by default.
5310 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5312 * loop-invariant.c: Include params.h.
5313 (move_loop_invariants): Don't call move_single_loop_invariants on
5316 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5318 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5319 offset when calculating bounds for indexing stack_usage_map. Fixes
5320 a buffer overflow with certain target setups.
5322 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5325 * calls.c (expand_call): Clear try_tail_call if caller and callee
5326 disagree in promotion of function return value.
5328 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5331 * c-common.c (c_determine_visibility): If visibility changed and
5332 DECL_RTL has been already set, call make_decl_rtl to update symbol
5335 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5338 * varasm.c (assemble_variable): Don't check DECL_NAME when
5339 globalizing a variable.
5341 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5344 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5345 expression before any __builtin_trap call.
5346 * c-typeck.c (build_function_call): Convert and check function
5347 arguments before generating a call to a trap. Evaluate the
5348 function arguments before the trap.
5350 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5353 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5354 (UNSPEC_FXAM_MEM): New unspec.
5355 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5356 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5357 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5359 2009-02-19 Richard Guenther <rguenther@suse.de>
5361 PR tree-optimization/39207
5362 PR tree-optimization/39074
5363 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5364 storedanything_tree): New.
5365 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5366 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5367 (build_succ_graph): Add edges from STOREDANYTHING to all
5369 (init_base_vars): Initialize STOREDANYTHING.
5370 (compute_points_to_sets): Free substitution info after
5371 building the succ graph.
5372 (ipa_pta_execute): Likewise.
5374 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5376 (do_ds_constraint): Do not add to special var or non-pointer
5378 (type_could_have_pointers): Split out from ...
5379 (could_have_pointers): ... here. For arrays use the element type.
5380 (create_variable_info_for): Initialize may_have_pointers.
5381 (new_var_info): Likewise.
5382 (handle_lhs_call): Make the HEAP variable unknown-sized.
5383 (intra_create_variable_infos): Use a type with pointers for
5384 PARM_NOALIAS, make it unknown-sized.
5386 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5389 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5391 2009-02-18 Jason Merrill <jason@redhat.com>
5394 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5395 value if DECL_EXTERNAL.
5396 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5397 * target.h (gcc_target::binds_local_p): Clarify "module".
5398 * tree.h (TREE_PUBLIC): Clarify "module".
5400 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5403 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5404 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5406 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5409 * c.opt (Wabi): Support C and ObjC.
5412 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5414 * config/i386/i386.c (classify_argument): Warn once about the ABI
5415 change when passing union with long double.
5417 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5419 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5422 * c-parser.c (c_parser_compound_statement): Always enter and leave
5425 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5428 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5430 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5432 PR tree-optimization/36922
5433 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5434 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5437 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5439 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5442 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5444 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5446 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5448 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5451 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5452 Richard Sandiford <rdsandiford@googlemail.com>
5454 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5455 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5456 (loongson_biadd): ...this.
5458 2009-02-17 Richard Guenther <rguenther@suse.de>
5460 PR tree-optimization/39202
5461 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5462 a var make sure to follow existing collapses.
5464 2009-02-17 Richard Guenther <rguenther@suse.de>
5467 * langhooks.c (lhd_print_error_function): Check for NULL block.
5469 2009-02-17 Richard Guenther <rguenther@suse.de>
5471 PR tree-optimization/39204
5472 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5475 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5477 * config/soft-fp/double.h: Update from glibc CVS.
5479 2009-02-17 Richard Guenther <rguenther@suse.de>
5481 PR tree-optimization/39207
5482 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5483 strict-aliasing warnings for pointers pointing to NULL.
5485 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5488 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5489 skipping until next close brace.
5491 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5494 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5495 to function argument boundary.
5497 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5499 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5500 in the lea_add. Reload eventually constraints it properly.
5501 * config/picochip/constraints.md : Remove the target constraint
5502 "b", since it is not needed anymore.
5504 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5506 * gthr-dce.h: Uglify function parameter and local variable names.
5507 * gthr-gnat.h: Likewise.
5508 * gthr-mipssde.h: Likewise.
5509 * gthr-nks.h: Likewise.
5510 * gthr-posix95.h: Likewise.
5511 * gthr-posix.h: Likewise.
5512 * gthr-rtems.h: Likewise.
5513 * gthr-single.h: Likewise.
5514 * gthr-solaris.h: Likewise.
5515 * gthr-tpf.h: Likewise.
5516 * gthr-vxworks.h: Likewise.
5517 * gthr-win32.h: Likewise.
5519 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5522 * config/i386/i386.md: Restrict the new peephole2 to move
5523 between MMX/SSE registers.
5525 2009-02-15 Richard Guenther <rguenther@suse.de>
5528 2009-02-13 Richard Guenther <rguenther@suse.de>
5530 * configure.ac: Enable LFS.
5531 * configure: Re-generate.
5532 * config.in: Likewise.
5534 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5536 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5537 spu_srqwbyte, spu_srqwbytebc): Define.
5538 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5539 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5540 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5541 "shrqby_<mode>"): New insn-and-split patterns.
5542 * config/spu/spu.c (expand_builtin_args): Determine and return
5543 number of operands using spu_builtin_description data.
5544 (spu_expand_builtin_1): Use it.
5546 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5549 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5552 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5555 * config/i386/i386.c (override_options): Correct warning
5556 messages for -malign-loops, -malign-jumps and -malign-functions.
5558 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5561 * config/i386/i386.md: Restrict the new peephole2 to move
5562 between the general purpose registers.
5564 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5567 * config/i386/i386.c (type_natural_mode): Add a new argument.
5568 Return the original mode and warn ABI change if vector size is 32byte.
5569 (function_arg_advance): Updated.
5570 (function_arg): Likewise.
5571 (ix86_function_value): Likewise.
5572 (ix86_return_in_memory): Likewise.
5573 (ix86_sol10_return_in_memory): Likewise.
5574 (ix86_gimplify_va_arg): Likewise.
5575 (function_arg_32): Don't warn ABX ABI change here.
5576 (function_arg_64): Likewise.
5578 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5580 * loop-iv.c (implies_p): In the final case, test that operands 0
5581 of the two comparisons match.
5583 * config/bfin/bfin.c (find_prev_insn_start): New function.
5584 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5585 (find_next_insn_start): Move.
5587 2009-02-13 Richard Guenther <rguenther@suse.de>
5589 * configure.ac: Enable LFS.
5590 * configure: Re-generate.
5591 * config.in: Likewise.
5593 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5596 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5597 sizes on syntax error after some arguments have been parsed.
5599 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5601 * doc/invoke.texi (-fira): Remove.
5603 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5605 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5606 * recog.c: Likewise.
5609 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5611 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5612 (umul_ppmm): Likewise.
5613 (count_leading_zeros): Likewise.
5614 (count_trailing_zeros): Likewise.
5615 (UMUL_TIME): Likewise.
5617 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5619 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5620 soft-fp/t-softfp to tmake_file.
5622 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5623 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5624 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5625 IA64_BUILTIN_INFQ]: New.
5626 (ia64_init_builtins): Initialize __builtin_infq,
5627 __builtin_fabsq and __builtin_copysignq if not HPUX.
5628 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5629 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5631 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5633 (__fixtfti): Likewise.
5634 (__fixunstfti): Likewise.
5635 (__floattitf): Likewise.
5637 * config/ia64/libgcc-glibc.ver: New.
5638 * config/ia64/t-fprules-softfp: Likewise.
5639 * config/ia64/sfp-machine.h: Likewise.
5641 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5642 (LIBGCC2_TF_CEXT): Likewise.
5643 (TF_SIZE): Likewise.
5644 (TARGET_INIT_LIBFUNCS): Likewise.
5646 * config/ia64/t-glibc (SHLINB_MAPFILES):
5647 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5649 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5651 * config/i386/i386.c (construct_container): Rewrite processing
5652 BLKmode with X86_64_SSE_CLASS.
5654 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5657 * config/i386/i386.md: Replace simplify_replace_rtx with
5658 replace_rtx in the new peephole2.
5660 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5662 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5663 loop unrolling do not happen at -O2.
5665 2009-02-12 Michael Matz <matz@suse.de>
5667 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5669 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5671 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5674 2009-02-12 Ben Elliston <bje@au.ibm.com>
5676 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5677 patterns when updating the back chain. Missed in the 2009-02-10
5680 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5682 * doc/extend.texi (Decimal Floating Types): Update identifier of
5683 draft TR and list of missing support.
5685 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5688 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5689 bit to variable length decl's flags, add it also to its
5690 pointer replacement variable.
5692 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5693 Jakub Jelinek <jakub@redhat.com>
5696 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5697 (memory_blockage): New expander.
5698 (*memory_blockage): New insn pattern.
5699 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5700 instead of general blockage at the end of function prologue when
5701 frame pointer is used to access red zone area. Do not emit blockage
5702 when profiling, it is emitted in generic code.
5703 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5704 function epilogue when frame pointer is used to access red zone area.
5706 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5709 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5710 by arithmetic with memory operands.
5711 * config/i386/predicates.md (commutative_operator): New.
5713 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5715 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5718 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5720 * alias.h (record_alias_subset): Declare.
5721 * alias.c (record_alias_subset): Make global.
5723 2009-02-10 Nick Clifton <nickc@redhat.com>
5725 * tree-parloops.c: Change license to GPLv3.
5726 * ipa-struct-reorg.c: Change license to GPLv3.
5727 * ipa-struct-reorg.h: Change license to GPLv3.
5729 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5732 * c-decl.c (start_struct): Return NULL on error.
5734 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5737 * cfgloopmanip.c (remove_path): Call remove_bbs after
5738 cancel_loop_tree, not before it.
5741 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5742 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5743 VAR_DECLs were seen.
5744 * tree-ssa-live.c (remove_unused_locals): Recompute
5745 cfun->has_local_explicit_reg_vars.
5746 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5747 copies or clearings if cfun->has_local_explicit_reg_vars.
5749 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5752 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5753 of function prologue when frame pointer is used to access
5756 2009-02-10 Richard Guenther <rguenther@suse.de>
5759 * gimplify.c (gimple_regimplify_operands): Always look if
5760 we need to create a temporary.
5762 2009-02-10 Richard Guenther <rguenther@suse.de>
5764 PR tree-optimization/39132
5765 * tree-loop-distribution.c (todo): New global var.
5766 (generate_memset_zero): Trigger TODO_rebuild_alias.
5767 (tree_loop_distribution): Return todo.
5769 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5772 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5773 (x86_64_reg_class_name): Removed.
5774 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5775 first one isn't X86_64_SSE_CLASS or any other ones aren't
5776 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5777 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5778 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5779 and 3 X86_64_SSEUP_CLASS.
5780 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5781 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5783 2009-02-10 Ben Elliston <bje@au.ibm.com>
5785 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5786 form instruction to update the stack back chain word, even if the
5787 user has disabled the generation of update instructions.
5788 (movdi_<mode>_update_stack): New.
5789 (movsi_update_stack): Likewise.
5790 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5791 always use an update form instruction to update the stack back
5794 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5797 * graphite.c (if_region_set_false_region): After moving a region in
5798 the false branch of a condition, remove the empty dummy basic block.
5799 (gloog): Remove wrong fix for PR38953.
5801 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5803 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5804 generation due to implicit sign extension.
5806 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5809 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5810 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5812 2009-02-09 Richard Guenther <rguenther@suse.de>
5815 * convert.c (convert_to_real): Disable (float)fn((double)x)
5816 to fnf(x) conversion if errno differences may occur and
5817 -fmath-errno is set.
5819 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5821 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5822 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5823 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5825 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5828 * c-common.c (handle_alias_attribute): Disallow attribute for
5829 anything not a FUNCTION_DECL or VAR_DECL.
5831 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5834 * real.c (do_compare): Special-case compare of zero against
5835 decimal float value.
5837 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5840 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5841 as indicating flexible array members unless the field itself is
5842 being declarared as the incomplete array.
5844 2009-02-06 Jan Hubicka <jh@suse.cz>
5846 PR tree-optimization/38844
5847 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5850 2009-02-06 Richard Guenther <rguenther@suse.de>
5853 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5854 fork because we may expand it as __gcov_fork.
5856 2009-02-06 Nick Clifton <nickc@redhat.com>
5858 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5860 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5862 PR tree-optimization/35659
5863 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5864 vn_phi_eq): Shortcut if hashcode does not match.
5865 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5867 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5868 and avoid iterative_hash_expr.
5869 (FOR_EACH_VALUE_ID_IN_SET): New.
5870 (value_id_compare): Remove.
5871 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5872 sort expressions by value id.
5874 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5877 * config/sh/predicates.md (general_movsrc_operand): Don't check
5878 the subreg of system registers here.
5880 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5883 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5886 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5888 PR rtl-optimization/39110
5889 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5890 addresses, not aligned ones.
5892 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5893 Richard Guenther <rguenther@suse.de>
5895 PR tree-optimization/39100
5896 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5897 comment says and add edges.
5899 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5902 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5903 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5905 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5907 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5908 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5909 register_bb_in_sese, new_sese, free_sese): Moved.
5910 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5911 outermost_loop_in_scop, build_scop_iteration_domain,
5912 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5913 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5914 Use loop_in_sese_p instead of loop_in_scop_p.
5915 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5916 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5917 (scopdet_basic_block_info): Fix bug in scop detection.
5918 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5919 eq_loop_to_cloog_loop): Remove.
5920 (nb_loops_around_loop_in_scop, nb_loop
5921 ref_nb_loops): Moved here...
5922 * graphite.h (ref_nb_loops): ... from here.
5923 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5924 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5925 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5926 * testsuite/gcc.dg/graphite/scop-19.c: New
5928 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5929 Hans-Peter Nilsson <hp@axis.com>
5931 PR rtl-optimization/37889
5932 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5933 Move offset handling from PLUS to before the switch. Use new
5934 arguments when considering SYMBOL_REFs too.
5935 (rtx_addr_can_trap_p): Pass dummy offset and size.
5936 (enum may_trap_p_flags): Remove.
5937 (may_trap_p_1): Pass size from MEM_SIZE.
5939 PR rtl-optimization/38921
5940 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5941 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5942 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5943 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5945 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5947 AVX Programming Reference (January, 2009)
5948 * config/i386/sse.md (*vpclmulqdq): New.
5950 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5952 PR tree-optimization/38977
5953 PR gcov-profile/38292
5954 * calls.c (special_function_p): Disregard __builtin_ prefix.
5956 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5958 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5959 non-indexable addresses even before reload.
5961 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5964 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5965 as having variable size. Do not give an error for unnamed
5966 parameters with [*] declarators. Give a warning for type names
5967 with [*] declarators and mark them as variable size.
5968 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5969 for sizeof applied to [*] type names.
5971 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5974 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5976 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5978 * gcc.c (process_command): Update copyright notice dates.
5979 * gcov.c (print_version): Likewise.
5980 * gcov-dump.c (print_version): Likewise.
5981 * mips-tfile.c (main): Likewise.
5982 * mips-tdump.c (main): Likewise.
5984 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5987 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5988 for composite type involving a zero-length array type.
5990 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5993 * function.c (match_asm_constraints_1): Skip over
5994 initial optional % in the constraint.
5997 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5998 supported, don't accept FIXED_CSTs.
5999 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6000 and _Sat is used without _Fract/_Accum. Set specs->type to
6001 integer_type_node for cts_fract/cts_accum if fixed point is not
6004 2009-02-02 Catherine Moore <clm@codesourcery.com>
6006 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6008 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6010 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6011 (ABI_HAS_64BIT_SYMBOLS): Use it.
6012 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6014 2009-02-02 Paul Brook <paul@codesourcery.com>
6016 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6018 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6021 * recog.h (asm_operand_ok): Add constraints argument.
6022 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6023 recurse on matching constraint.
6024 (check_asm_operands): Pass constraints as 3rd argument to
6025 asm_operand_ok. Don't look up matching constraint here.
6026 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6029 2009-02-02 Ben Elliston <bje@au.ibm.com>
6031 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6032 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6034 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6036 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6037 information. Remove some obsolete information. Reorganize.
6039 * config/pa/fptr.c: Revert license to GPL 2.
6040 * config/pa/milli64.S: Likewise.
6042 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6045 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6046 LIBRARY name in, instead of hard-coding it.
6047 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6048 extra target make frag to tmake_files according to EH model.
6049 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6050 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6051 frags that define makefile variable EH_MODEL appropriately.
6052 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6053 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6054 to "-sjlj" according to type of EH configured.
6055 (LIBGCC_SONAME): Concatenate it to shared library base name.
6056 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6057 to "_sjlj" according to type of EH configured.
6058 (LIBGCC_SONAME): Concatenate it to shared library base name.
6059 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6060 (SHLIB_LINK): Add missing semicolon to if-else construct.
6061 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6062 string value of "pe_dll" command-line option.
6063 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6064 (SHLIB_SONAME): Use it when overriding t-cygming default.
6065 (SHLIB_IMPLIB): Override t-cygming default.
6066 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6067 string value of "pe_dll" command-line option.
6069 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6072 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6073 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6075 2009-01-31 Richard Guenther <rguenther@suse.de>
6077 PR tree-optimization/38937
6078 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6079 computing the transitive closure.
6081 2009-01-30 Richard Guenther <rguenther@suse.de>
6083 PR tree-optimization/39041
6084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6085 Propagate variable indices only if the types match for this stmt.
6087 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6090 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6091 inline but never defined.
6093 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6095 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6096 (*insv_h_di_reg_extimm): New insn.
6097 (*insv_l<mode>_reg_extimm): New insn.
6099 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6101 * config/picochip/picochip.c (flag_conserve_stack): set
6102 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6103 fconserve-stack. Reduce call-overhead used by inliner.
6105 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6108 * common.opt (flag_conserve_stack): Initialised to zero.
6110 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6113 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6114 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6117 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6119 * ira-color.c (allocno_reload_assign): Update comments.
6120 * regmove.c (regmove_optimize): Likewise.
6124 2009-01-29 Robert Millan <rmh@aybabtu.com>
6126 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6127 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6128 `MD_UNWIND_SUPPORT'.
6129 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6131 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6133 PR tree-optimization/39007
6134 * tree-loop-distribution.c (generate_builtin): Use
6135 recompute_dominator to compute the immediate dominator of the
6136 basic block just after the loop.
6138 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6140 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6141 (ASM_OUTPUT_DWARF_PCREL): Define.
6143 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6145 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6146 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6147 global. Modify entries about regmove and IRA.
6149 * ra-conflict.c: Remove the file.
6151 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6153 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6154 (pass_regclass_init): Rename to pass_reginfo_init.
6156 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6158 * toplev.h (flag_ira): Remove.
6160 * caller-save.c (setup_save_areas): Remove flag_ira.
6162 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6164 * global.c: Remove the file.
6166 * opts.c (decode_options): Remove flag_ira.
6168 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6170 * regmove.c: Modify file description.
6171 (find_use_as_address, try_auto_increment): Define them only if
6172 AUTO_INC_DEC is defined.
6173 (replacement_quality, replace_in_call_usage, fixup_match_1,
6174 stable_and_no_regs_but_for_p): Remove.
6175 (reg_set_in_bb): Make it static.
6176 (regmove_optimize): Remove flag_ira and code which worked for
6179 * local-alloc.c: Remove the file.
6181 * common.opt (fira): Remove.
6183 * ira.c: Include except.h.
6184 (eliminable_regset): Move from global.c.
6185 (mark_elimination): Ditto. Remove flag_ira.
6186 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6187 equiv_mem_modified, validate_equiv_mem_from_store,
6188 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6189 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6190 no_equiv, recorded_label_ref): Move from local-alloc.c.
6191 (update_equiv_regs): Ditto. Make it static.
6192 (print_insn_chain, print_insn_chains): Move it from global.c.
6193 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6194 (build_insn_chain): Ditto. Make it static.
6195 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6196 Rename to init_live_subregs.
6197 (gate_ira): Remove flag_ira.
6199 * regclass.c: Rename reginfo.c. Change file description.
6200 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6201 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6202 (init_reg_sets_1): Remove code for evaluation of
6203 reg_class_superclasses and losing_caller_save_reg_set.
6204 (init_regs): Remove init_reg_autoinc.
6205 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6206 ok_for_base_p_nonstrict): Remove.
6207 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6208 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6209 corresponding entries.
6210 (dump_regclass, record_operand_costs, scan_one_insn,
6211 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6212 record_address_regs, auto_inc_dec_reg_p): Remove.
6213 (gt-regclass.h): Rename to gt-reginfo.h.
6215 * rtl.h (dump_global_regs, retry_global_alloc,
6216 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6218 * Makefile.in (RA_H): Remove.
6219 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6220 Rename regclass.o to reginfo.o.
6221 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6223 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6224 (GTFILES): Rename regclass.c to reginfo.c.
6226 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6227 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6229 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6230 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6232 (finish_spills): Ditto. Remove code for !flag_ira.
6234 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6237 * doc/invoke.texi (rtl debug options): Complete rewrite.
6238 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6240 * mode-switching.c (pass_mode_switching): Rename pass from
6241 "mode-sw" to "mode_sw".
6242 * except.c (pass_convert_to_eh_ranges): Rename pass from
6243 "eh-ranges" to "eh_ranges".
6244 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6248 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6249 Alexander Monakov <amonakov@ispras.ru>
6252 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6254 (move_exprs_to_boundary): Change return type and pass through
6255 should_move from move_op. Relax assert. Update usage ...
6256 (schedule_expr_on_boundary): ... here. Use should_move instead of
6258 (move_op_orig_expr_found): Indicate that insn was disconnected from
6260 (code_motion_process_successors): Do not call after_merge_succs
6261 callback if original expression was not found when traversing any of
6263 (code_motion_path_driver): Change return type. Update prototype.
6264 (move_op): Update comment. Add a new parameter (should_move). Update
6265 prototype. Set *should_move based on indication provided by
6266 move_op_orig_expr_found.
6268 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6270 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6271 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6272 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6273 * config/rs6000/rs6000.c (rs6000_override_options): Default
6274 avoid-indexed-addresses on for Power6, off for everything else.
6275 (avoiding_indexed_address_p): New function.
6276 (rs6000_legitimize_address): Use it.
6277 (rs6000_legitimate_address): Likewise.
6278 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6280 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6282 PR tree-optimization/38997
6283 * tree-loop-distribution.c (generate_memset_zero): Use
6284 POINTER_PLUS_EXPR for a pointer addition.
6286 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6288 * config/s390/s390.md (bswap<mode>2): New pattern added.
6290 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6292 * config/s390/s390.md (*tls_load_31): Added type attribute.
6294 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6296 * config/s390/s390.md: Fix a few comments.
6298 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6300 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6301 (*tm<mode>_full): Fixed z10prop attribute.
6302 (*tst<mode>_extimm): Fixed z10prop attribute.
6303 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6304 (*tstqiCCT_cconly): Fixed z10prop attribute.
6305 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6306 (*movsi_larl): Fixed z10prop attribute.
6307 (*movsi_zarch): Fixed z10prop attribute.
6308 (*movsi_eas): Fixed z10prop attribute.
6309 (*movhi): Fixed z10prop attribute.
6310 (*movqi): Fixed z10prop attribute.
6311 (*movstrictqi): Fixed z10prop attribute.
6312 (*mov<mode>): Fixed z10prop attribute.
6313 (*movcc): Fixed z10prop attribute.
6314 (*sethighpartdi_64): Fixed z10prop attribute.
6315 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6316 (*negdi2_sign_cc): Fixed z10prop attribute.
6317 (*negdi2_sign): Fixed z10prop attribute.
6318 (*absdi2_sign_cc): Fixed z10prop attribute.
6319 (*absdi2_sign): Fixed z10prop attribute.
6320 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6321 (*negabsdi2_sign): Fixed z10prop attribute.
6322 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6323 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6324 (doloop_si64): Fixed z10prop attribute.
6325 (doloop_si31): Fixed z10prop attribute.
6326 (doloop_long): Fixed z10prop attribute.
6327 (indirect_jump): Fixed z10prop attribute.
6328 (nop): Fixed z10prop attribute.
6329 (main_base_64): Fixed z10prop attribute.
6330 (reload_base_64): Fixed z10prop attribute.
6332 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6334 PR rtl-optimization/38740
6335 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6337 * config/mips/mips.c (mips_reorg): Likewise.
6339 2009-01-28 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/38926
6342 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6343 with the correct value id to a value.
6344 (do_regular_insertion): Use the value number of edoubleprime
6345 for the value number of the expr.
6348 2008-08-21 Richard Guenther <rguenther@suse.de>
6350 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6351 a PHI ask VN if it is already available.
6352 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6353 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6355 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6358 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6359 set to varying whenever max has TREE_OVERFLOW set, similarly
6360 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6362 2009-01-28 Richard Guenther <rguenther@suse.de>
6365 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6366 uninitialized aggregate uses in call arguments.
6368 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6370 PR tree-optimization/38984
6371 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6372 the nothing_id variable if -fno-delete-null-pointer-checks.
6374 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6377 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6378 (set_got_offset_rex64): Ditto.
6380 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6383 * doc/extend.texi: Improve local variable with asm reg.
6385 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6387 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6388 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6389 was not supplied then set warn_packed_bitfield_compat to the
6391 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6394 2009-01-27 Richard Guenther <rguenther@suse.de>
6396 PR tree-optimization/38503
6397 * cfgexpand.c (expand_gimple_basic_block): Ignore
6398 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6399 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6400 variables that cannot have TBAA applied.
6401 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6404 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6407 * calls.c (initialize_argument_information): Do not wrap complex
6408 arguments in SAVE_EXPR.
6410 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6412 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6413 (INSTALL_LIBGCC): Revert typo commit.
6415 2009-01-26 Richard Guenther <rguenther@suse.de>
6417 PR tree-optimization/38745
6418 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6419 from special handling.
6421 2009-01-26 Richard Guenther <rguenther@suse.de>
6423 PR tree-optimization/38745
6424 * tree-ssa.c (execute_update_addresses_taken): Do not include
6425 variables that cannot possibly be a register in not_reg_needs.
6426 Do not clear TREE_ADDRESSABLE on vars that may not become
6428 * tree-ssa.c (update_alias_info_1): Include those in the set
6429 of addressable vars.
6431 2009-01-26 Richard Guenther <rguenther@suse.de>
6434 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6435 * tree-ssa-dse.c: Include langhooks.h
6436 (execute_simple_dse): Remove stores with zero size.
6438 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6441 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6444 2009-01-24 Julian Brown <julian@codesourcery.com>
6446 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6447 config/arm/linux-atomic.c.
6448 * config/arm/linux-atomic.c: New.
6450 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6452 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6453 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6454 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6456 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6459 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6462 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6464 PR tree-optimization/38953
6465 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6466 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6467 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6468 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6471 2009-01-24 Paul Brook <paul@codesourcery.com>
6473 * config/arm/neon.md (neon_type): Move to arm.md.
6474 (neon_mov<VSTRUCT>): Add neon_type attribute.
6475 * config/arm/arm.md (neon_type): Move to here.
6476 (conds): Add "unconditioal" and use as default for NEON insns.
6478 2009-01-24 Ben Elliston <bje@au.ibm.com>
6480 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6481 void *' warning from -Wc++-compat.
6482 * Makefile.in (dominance.o-warn): Remove.
6484 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6486 PR tree-optimization/38932
6487 * fold-const.c (fold_unary_ignore_overflow): New.
6488 * tree.h (fold_unary_ignore_overflow): Declare.
6489 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6490 * tree-ssa-sccvn.c (visit_reference_op_load,
6491 simplify_unary_expression): Likewise.
6493 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6495 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6496 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6497 regardless of their type.
6498 * c-common.c (handle_packed_attribute): Don't ignore packed on
6500 * c.opt (Wpacked-bitfield-compat): New warning option.
6501 * stor-layout.c (place_field): Warn if offset of a field changed.
6502 * doc/extend.texi (packed): Mention the ABI change.
6503 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6504 (Warning Options): Add it to the list.
6506 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6508 * c-opts.c (c_common_post_options): Fix a typo in comments.
6510 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6513 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6514 variables to static.
6515 * doc/invoke.texi (-fmerge-all-constants): Update description.
6517 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6521 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6523 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6525 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6527 (LOCAL_ALIGNMENT): Similarly.
6529 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6530 Joseph Myers <joseph@codesourcery.com>
6532 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6533 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6534 * config/arm/arm-tune.md: Regenerate.
6535 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6538 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6540 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6541 version number to five.
6543 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6546 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6547 * c-common.c (set_underlying_type): Likewise.
6548 (is_typedef_decl ): Likewise
6550 (set_underlying_type): Likewise.
6551 (is_typedef_type): Likewise.
6553 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6556 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6559 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6562 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6563 (LIBGCC_SPEC): Don't define.
6564 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6566 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6568 PR rtl-optimization/38879
6569 * alias.c (base_alias_check): Unaligned access via AND address can
6570 alias all surrounding object types except those with sizes equal
6571 or wider than the size of unaligned access.
6573 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6576 * c-decl.c (clone_underlying_type): Move this ...
6577 * c-common.c (set_underlying_type): ... here.
6578 Also, make sure the function properly sets TYPE_STUB_DECL() on
6579 the newly created typedef variant type.
6580 (is_typedef_decl ): New entry point.
6581 * tree.h: Added a new member member_types_needing_access_check to
6582 struct tree_decl_non_common.
6583 (set_underlying_type): New entry point.
6584 (is_typedef_type): Likewise.
6586 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6588 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6589 Check whether two instructions have memory references that
6590 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6591 are helper functions for traversing.
6592 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6593 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6594 not to draw dependency edge for instructions with non-conflicting
6597 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6600 * longlong.h: Update copyright years. Use soft-fp license notice.
6601 Sync __clz_tab declaration with glibc.
6603 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6606 * doc/extend.texi (syscall_linkage): New.
6607 (version_id): Modify.
6609 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6610 Richard Guenther <rguenther@suse.de>
6612 PR tree-optimization/38747
6613 PR tree-optimization/38748
6614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6615 conversion if the base address is an indirect reference and the
6616 aliasing sets could cause issues.
6618 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6620 * common.opt (fgraphite, fgraphite-identity): Add comment for
6621 explaining why these options are not documented.
6623 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6625 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6626 gimple_call_lhs is NULL.
6628 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6631 * emit-rtl.c (adjust_address_1): Make sure memref is never
6634 2009-01-20 Ben Elliston <bje@au.ibm.com>
6636 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6637 const qualifier from arg parameter. Remove unnecessary cast to char *.
6638 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6639 const qualifier from arg 2.
6641 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6643 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6645 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6648 * rtl.h (reinit_regs): New prototype.
6649 * regclass.c: Include ira.h.
6651 * Makefile.in (regclass.o): Add ira.h.
6652 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6654 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6657 * c-common.c (handle_aligned_attribute): Use
6658 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6659 default alignment value.
6661 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6663 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6664 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6666 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6667 __BIGGEST_ALIGNMENT__.
6669 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6671 2009-01-18 Richard Guenther <rguenther@suse.de>
6673 PR tree-optimization/38819
6674 * tree-flow.h (operation_could_trap_helper_p): Declare.
6675 * tree-eh.c (operation_could_trap_helper_p): Export.
6676 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6677 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6678 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6679 are about to insert a possibly trapping instruction and fail
6682 2009-01-18 Andreas Schwab <schwab@suse.de>
6684 * doc/install.texi (Configuration): Remove obsolete paragraph
6685 about use of --with-gnu-ld with --with-gnu-as.
6687 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6689 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6690 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6691 Follow spelling conventions.
6693 2009-01-18 Ben Elliston <bje@au.ibm.com>
6695 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6696 C++ warning about implicit conversion from void * to struct
6698 (bitmap_obstack_free): Likewise for bitmap_element *.
6699 * Makefile.in (bitmap.o-warn): Remove.
6701 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6703 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6705 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6706 Tobias Grosser <tobi.grosser@amd.com>
6708 * graphite.c (graphite_trans_scop_block): Do not block single
6711 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6713 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6714 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6715 test with assertion.
6717 2009-01-16 Richard Guenther <rguenther@suse.de>
6719 PR tree-optimization/38835
6721 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6722 and INT + PTR -> (INT)(PTR p+ INT) folding.
6723 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6725 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6728 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6729 the subreg from a lowpart subreg if it is also casting the value.
6731 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6732 Tobias Grosser <tobi.grosser@amd.com>
6734 * graphite.c (compare_prefix_loops): New.
6735 (build_scop_canonical_schedules): Rewritten.
6736 (graphite_transform_loops): Move build_scop_canonical_schedules
6737 after build_scop_iteration_domain.
6739 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6740 Tobias Grosser <tobi.grosser@amd.com>
6742 * graphite.c (add_conditions_to_domain): Add the loops to
6743 the dimension of the iteration domain. Do copy the domain
6744 only when it exists.
6745 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6746 (add_conditions_to_constraints): New.
6747 (can_generate_code_stmt, can_generate_code): Removed.
6748 (gloog): Do not call can_generate_code.
6749 (graphite_transform_loops): Call add_conditions_to_constraints
6750 after building the iteration domain.
6752 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6754 PR tree-optimization/38789
6755 * tree-ssa-threadedge.c
6756 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6757 __builtin_constant_p.
6759 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6761 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6762 examined before deleting them.
6764 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6766 * function.c (aggregate_value_p): Correctly extract the function
6767 type from CALL_EXPR_FN lookup.
6769 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6771 * config/picochip/picochip.c (picochip_override_options): Revert
6772 CFI asm flag disable commited previously.
6774 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6775 Tobias Grosser <tobi.grosser@amd.com>
6776 Jan Sjodin <jan.sjodin@amd.com>
6778 * graphite.c (scan_tree_for_params): On substractions negate
6779 all the coefficients of the term.
6780 (clast_to_gcc_expression_red): New. Handle reduction expressions
6781 of more than two operands.
6782 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6783 (get_vdef_before_scop): Handle also the case of default definitions.
6785 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6787 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6788 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6789 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6791 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6792 Joey Ye <joey.ye@intel.com>
6795 * cfgexpand.c (expand_stack_alignment): Don't update stack
6796 boundary nor check incoming stack boundary here.
6797 (gimple_expand_cfg): Update stack boundary and check incoming
6798 stack boundary here.
6800 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6802 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6804 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6806 PR rtl-optimization/38245
6807 * calls.c (expand_call): Add stack arguments to
6808 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6809 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6810 in regs and partially in memory or BLKmode arguments.
6811 (emit_library_call_value_1): Add stack arguments to
6812 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6813 ACCUMULATE_OUTGOING_ARGS).
6814 * dce.c: Include tm_p.h.
6815 (find_call_stack_args): New function.
6816 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6818 (mark_insn): Call find_call_stack_args for CALL_Ps.
6819 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6820 forwards. Allocate and free arg_stores bitmap if needed, pass it
6821 down to deletable_insn_p, don't mark stores set in arg_stores
6822 bitmap, clear the bitmap at the beginning of each bb.
6823 * Makefile.in (dce.o): Depend on $(TM_P_H).
6825 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6828 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6829 to make sure the insn is a conditional test (bug 22599). Reformat a
6832 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6835 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6836 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6837 (gloog): Do not call cleanup_tree_cfg.
6838 (graphite_transform_loops): Call cleanup_tree_cfg after all
6839 scops have been code generated.
6841 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6842 * doc/gty.texi (Invoking the garbage collector): Added new node
6843 and section documenting ggc_collect.
6845 2009-01-14 Richard Guenther <rguenther@suse.de>
6847 PR tree-optimization/38826
6849 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6850 initialization notes only if we actually emitted a warning.
6851 (intra_create_variable_infos): Add constraints for a result decl
6852 that is passed by hidden reference.
6853 (build_pred_graph): Mark all related variables non-direct on
6856 2009-01-14 Nick Clifton <nickc@redhat.com>
6858 * ira-conflicts.c: Include addresses.h for the definition of
6860 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6861 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6863 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6866 * Makefile.in (ira-lives.o): Add except.h.
6868 * ira-lives.c: Include except.h.
6869 (process_bb_node_lives): Process can_throw_internal.
6871 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6873 PR rtl-optimization/38774
6874 * combine.c (simplify_set): When undoing cc_use change, don't do
6875 PUT_CODE on the newly created comparison, but instead put back the
6878 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6880 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6881 values. Remove duplicate arm8 entry.
6883 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6885 PR tree-optimization/38786
6886 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6887 the SSA_NAME case of expand_scalar_variables_expr.
6888 Set the type of an expression to the type of its assign statement.
6889 (expand_scalar_variables_expr): Also gather the scalar computation
6890 used to index the memory access. Do not pass loop_p.
6891 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6892 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6893 the gimple_stmt_iterator where it inserts new code.
6895 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6896 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6898 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6900 * graphite.h (debug_value): Removed.
6901 * graphite.c (debug_value): Removed.
6903 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6905 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6906 ldrd/strd with two 32-bit instructions.
6908 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6910 * config/arm/arm.c (struct processors): Pass for speed down into
6911 cost helper functions.
6912 (const_ok_for_op): Handle COMPARE and inequality nodes.
6913 (arm_rtx_costs_1): Rewrite.
6914 (arm_size_rtx_costs): Update prototype.
6915 (arm_rtx_costs): Pass speed down to helper functions.
6916 (arm_slowmul_rtx_costs): Rework cost calculations.
6917 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6918 (arm_9e_rtx_costs): Likewise.
6920 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6922 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6923 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6924 (alpha_legitimize_address): Do not split local symbols wider than
6925 UNITS_PER_WORD into HIGH/LO_SUM parts.
6927 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6930 * gcc.c (process_command): Replace call to execvp with calls
6931 to pex_one and exit.
6933 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6936 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6937 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6938 variant for devices with 3-byte PC.
6939 (__tablejump_elpm__): New.
6941 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6944 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6945 offsetof member-designator, handle it as `[0].'.
6947 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6949 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6950 function when not using named sections on targets with named sections
6951 if branch distance is less than 262132.
6953 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6955 * combine.c (combine_instructions): Recompute
6956 optimize_this_for_speed_p for each BB in the main combine loop.
6958 2009-01-12 Tomas Bily <tbily@suse.cz>
6961 * tree-loop-distribution.c (prop_phis): New function.
6962 (generate_builtin): Call prop_phis.
6963 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6965 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6967 PR tree-optimization/38807
6968 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6969 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6971 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6973 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6974 subreg of op0 to the original op0.
6976 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6978 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6980 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6983 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6984 starting with digits.
6986 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6989 * config/arm/arm.c (arm_is_long_call_p): Don't call
6990 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6992 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6994 * regrename.c (regrename_optimize): Fix dumping.
6995 (find_oldest_value_reg): Preserve REG_POINTER.
6996 (copy_hardreg_forward_1): Likewise.
6998 2009-01-09 Diego Novillo <dnovillo@google.com>
7000 * gimple.h (struct gimple_statement_base) <uid>: Document
7001 the restrictions on its use.
7003 (gimple_set_uid): Tidy.
7005 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7007 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7008 zero guard even if align_bytes != 0 and count is smaller than
7011 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7013 PR rtl-optimization/38495
7014 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7015 (add_range_and_copies_from_move_list): Print all added ranges.
7016 Add ranges to memory optimized destination.
7018 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7022 * config/i386/i386.c (override_options): Reject
7023 -mstringop-strategy=rep_8byte with -m32.
7024 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7025 to 1. Do count comparison against epilogue_size_needed at compile
7026 time even when count_exp was constant forced into register. For
7027 size_needed don't jump to epilogue, instead just avoid aligning
7028 and invoke the body algorithm. If need_zero_guard, add zero guard
7029 even if count is non-zero, but smaller than size_needed + number of
7030 bytes that could be stored for alignment.
7031 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7032 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7033 but smaller than size_needed + number of bytes that could be stored
7034 for alignment. Compare size_needed with epilogue_size_needed instead
7035 of desired_align - align, don't adjust size_needed, pass
7036 epilogue_size_needed to the epilogue expanders.
7039 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7041 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7043 * pa.c (last_address): Change to unsigned.
7044 (update_total_code_bytes): Change argument to unsigned. Don't
7045 check if insn addresses are set.
7046 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7047 addresses are not set.
7048 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7050 2009-01-09 Nick Clifton <nickc@redhat.com>
7052 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7053 DECL_DECLARED_INLINE_P.
7055 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7058 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7059 GET_MODE (op0) in operand_subword_force calls.
7062 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7063 fold_convert arg0 operands to TREE_TYPE (op0) first.
7065 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7067 * params.def (ira-max-conflict-table-size): Decrease default value
7070 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7072 PR tree-optimization/37031
7073 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7075 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7076 allocate it using gc instead of heap, use VEC_quick_push instead of
7078 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7079 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7080 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7081 allocated vector from heap allocated.
7082 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7083 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7084 vector only after perfect_loop_nest_depth call.
7086 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7087 Jan Sjodin <jan.sjodin@amd.com>
7089 PR tree-optimization/38559
7090 * graphite.c (debug_value, copy_constraint,
7091 swap_constraint_variables, scale_constraint_variable, ): New.
7092 (get_lower_bound, get_upper_bound): Removed.
7093 (graphite_trans_bb_strip_mine): Clean up this code that works
7094 only for constant number of iterations. Fully copy upper and
7095 lower bound constraints, not only the constant part of them.
7096 * graphite.h (debug_value): Declared.
7098 2009-01-08 Ira Rosen <irar@il.ibm.com>
7100 PR tree-optimization/37194
7101 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7102 Don't add the cost of cost model guard in prologue to scalar
7103 outside cost in case of known number of iterations.
7105 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7106 Alan Modra <amodra@bigpond.net.au>
7108 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7109 non-word-aligned REG+CONST addressing.
7111 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7114 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7115 free_after_compilation when outputting a thunk.
7116 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7117 Do not call free_after_compilation here.
7119 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7121 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7122 (ix86_valid_target_attribute_inner_p): Ditto.
7124 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7126 PR tree-optimization/38492
7127 PR tree-optimization/38498
7128 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7129 * tree-chrec.h (scev_is_linear_expression): Declared.
7130 * graphite.c (graphite_cannot_represent_loop_niter): New.
7131 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7132 (graphite_loop_normal_form): Use gcc_assert.
7133 (scan_tree_for_params): Use CASE_CONVERT.
7134 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7135 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7136 Use gcc_assert. Discard scops that contain unhandled cases.
7137 (build_scop_conditions): Return a boolean status for unhandled cases.
7138 (strip_mine_profitable_p): Print the loop number, not its depth.
7139 (is_interchange_valid): Pass the depth of the loop nest, don't
7140 recompute it wrongly.
7141 (graphite_trans_bb_block): Same.
7142 (graphite_trans_bb_block): Print tentative of loop blocking.
7143 (graphite_trans_scop_block): Do not print that the loop has been
7145 (graphite_transform_loops): Do not handle scops that contain condition
7148 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7150 AVX Programming Reference (December, 2008)
7151 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7152 (_mm256_stream_pd): Likewise.
7153 (_mm256_stream_ps): Likewise.
7155 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7156 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7157 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7158 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7159 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7160 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7161 (ix86_expand_special_args_builtin): Likewise.
7163 * config/i386/sse.md (AVXMODEDI): New.
7164 (avx_movnt<mode>): Likewise.
7165 (avx_movnt<mode>): Likewise.
7166 (<sse>_movnt<mode>): Remove AVX support.
7167 (sse2_movntv2di): Likewise.
7169 2009-01-07 Richard Guenther <rguenther@suse.de>
7172 * fold-const.c (extract_muldiv): Remove obsolete comment.
7173 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7174 to PLUS_EXPR canonicalization for the canonicalization.
7176 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7178 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7179 hosted cross-compilers generating less efficient code.
7181 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7183 * function.h (rtl_data): Add a dbr_scheduled_p field.
7184 * reorg.c (dbr_schedule): Set it.
7185 (gate_handle_delay_slots): Check it.
7186 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7187 (mips_reorg): Check flag_delayed_branch instead of
7188 mips_base_delayed_branch.
7189 (mips_override_options): Don't set mips_base_delayed_branch
7190 or flag_delayed_branch.
7192 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7194 PR rtl-optimization/38426.
7195 * ira.c (ira): Set current_function_is_leaf earlier.
7197 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7199 PR rtl-optimization/38722
7200 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7201 too early, only set a flag and modify after last possible
7204 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7207 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7208 * real.c (decimal_single_format): Correct values of emin and emax.
7209 (decimal_double_format): Ditto.
7210 (decimal_quad_format): Ditto.
7211 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7212 computation of DECnn_MIN and DECnn_MAX for corrected values of
7213 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7214 __DECnn_MIN__, and adjust its computation for the corrected value
7217 2009-01-06 Jan Hubicka <jh@suse.cz>
7220 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7222 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7224 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7225 Add Robert Clark to the list of testers.
7227 2009-01-06 Jan Hubicka <jh@suse.cz>
7228 Kai Tietz <kai.tietz@onevision.com>
7230 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7231 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7233 2009-01-06 Jan Hubicka <jh@suse.cz>
7234 Kai Tietz <kai.tietz@onevision.com>
7236 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7238 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7239 (ix86_nsaved_regs): Count only general purpose regs.
7240 (ix86_nsaved_sseregs): New.
7241 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7242 to 16 for w64; compute padding and size of sse reg save area.
7243 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7244 general purpose regs.
7245 (ix86_emit_save_sse_regs_using_mov): New.
7246 (ix86_expand_prologue): Save SSE regs if needed.
7247 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7248 (ix86_emit_restore_sse_regs_using_mov): New.
7249 (ix86_expand_epilogue): Save SSE regs if needed.
7251 2009-01-06 Jan Hubicka <jh@suse.cz>
7252 Kai Tietz <kai.tietz@onevision.com>
7254 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7255 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7256 functions when accumulate outgoing args is off.
7258 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7261 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7262 before using pseudos_have_intersected_live_ranges_p.
7264 * ira-int.h (ira_assert): Always define.
7266 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7268 AVX Programming Reference (December, 2008)
7269 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7270 (_mm256_permute2_pd): Likewise.
7271 (_mm_permute2_ps): Likewise.
7272 (_mm256_permute2_ps): Likewise.
7273 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7274 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7276 * config/i386/i386.c (ix86_builtins): Remove
7277 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7278 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7279 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7280 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7281 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7282 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7283 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7284 __builtin_ia32_vpermil2ps256.
7285 (ix86_init_mmx_sse_builtins): Updated.
7286 (ix86_expand_args_builtin): Likewise.
7288 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7290 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7291 long absolute calls when generating PA 2.0 code.
7293 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7295 PR rtl-optimization/38583
7296 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7298 * params.def (ira-max-conflict-table-size): New.
7300 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7302 * ira.h (ira_conflicts_p): New external definition.
7304 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7305 table. Report this. Return result of building.
7306 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7307 building conflict table.
7309 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7310 (ira_color): Use ira_conflicts_p.
7312 * global.c: Include ira.h.
7313 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7316 * Makefile.in (global.o): Add ira.h.
7318 * ira-build.c (mark_all_loops_for_removal,
7319 propagate_some_info_from_allocno): New.
7320 (remove_unnecessary_allocnos): Call
7321 propagate_some_info_from_allocno.
7322 (remove_low_level_allocnos): New.
7323 (remove_unnecessary_regions): Add parameter. Call
7324 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7325 parameter to remove_unnecessary_regions.
7326 (ira_build): Remove all regions but root if the conflict table was
7327 not built. Update conflict hard regs for allocnos crossing calls.
7329 * ira.c (ira_conflicts_p): New global.
7330 (ira): Define and use ira_conflicts_p.
7332 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7333 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7334 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7336 2009-01-06 Ben Elliston <bje@au.ibm.com>
7338 * gengtype-lex.l (YY_NO_INPUT): Define.
7340 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7343 * c-common.c (handle_vector_size_attribute): Also reject
7346 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7348 PR tree-optimization/38492
7349 * graphite.c (rename_map_elt, debug_rename_elt,
7350 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7351 rename_map_elt_info, eq_rename_map_elts,
7352 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7353 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7354 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7355 (sese_build_livein_liveouts): New.
7356 (new_sese, free_sese): New.
7357 (new_scop): Call new_sese.
7358 (free_scop): Call free_sese.
7359 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7360 (register_old_new_names): Renamed register_old_and_new_names.
7361 (register_scop_liveout_renames, add_loop_exit_phis,
7362 insert_loop_close_phis, struct igp,
7363 default_liveout_before_guard, add_guard_exit_phis,
7364 insert_guard_phis, copy_renames): New.
7365 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7366 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7367 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7368 (scop_adjust_phis_for_liveouts): New.
7369 (gloog): Call scop_adjust_phis_for_liveouts.
7371 * graphite.h (struct sese): Documented. Added fields liveout,
7373 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7374 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7375 (struct scop): Added field liveout_renames.
7376 (SCOP_LIVEOUT_RENAMES): New.
7378 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7380 PR tree-optimization/38510
7381 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7382 (translate_clast): Call recompute_all_dominators before
7384 (gloog): Call recompute_all_dominators before graphite_verify.
7386 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7387 Jan Sjodin <jan.sjodin@amd.com>
7389 PR tree-optimization/38500
7390 * graphite.c (create_sese_edges): Call fix_loop_structure after
7393 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7395 * config.gcc: Add m32r*-*-rtems*.
7396 * config/m32r/rtems.h: New file.
7398 2009-01-05 Ben Elliston <bje@au.ibm.com>
7400 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7401 (.po.pox): Likewise.
7402 (po/gcc.pot): Likewise.
7404 2009-01-04 David S. Miller <davem@davemloft.net>
7406 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7407 (STARTING_FRAME_OFFSET): Always set to zero.
7409 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7411 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7412 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7413 fixed-point types, and vectors of the same.
7415 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7417 * config/mips/sync.md (*mb_barrier): Rename to...
7418 (*memory_barrier): ...this.
7420 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7422 * doc/extend.texi (Function Attributes): Move @cindex after @item
7423 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7424 and put in alphabetical order. Fix 'target' name and put in order.
7425 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7428 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7430 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7431 (memory_barrier): Expand as unspec instead of unspec_volatile.
7432 Remove mem:BLK from insn operands. Use Pmode scratch register.
7433 (*memory_barrier): Define as unspec instead of unspec_volatile.
7434 Use (match_dup 0) as input operand.
7436 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7437 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7438 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7439 scratch register. Remove operand 1.
7440 (*stbar): Define as unspec instead of unspec_volatile.
7441 Use (match_dup 0) as input operand, remove (const_int 8).
7442 (*membar): Define as unspec instead of unspec_volatile.
7443 Use (match_dup 0) as input operand, remove input operand 2.
7445 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7446 (memory_barrier): Expand as unspec instead of unspec_volatile.
7447 Remove mem:BLK from insn operands. Use Pmode scratch register.
7448 (*memory_barrier): Define as unspec instead of unspec_volatile.
7449 Use (match_dup 0) as input operand.
7451 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7452 Remove mem:BLK from insn operands. Use Pmode scratch register.
7453 Set volatile flag on operand 0.
7454 (*memory_barrier): New insn pattern.
7456 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7458 (*memory_barrier): Use (match_dup 0) as input operand.
7460 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7461 Remove mem:BLK from insn operands. Use Pmode scratch register.
7462 Set volatile flag on operand 0.
7463 (*mb_internal): New insn pattern.
7465 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7467 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7470 * function.c (struct temp_slot): Move to the section of the file
7471 that deals with temp slots. Remove field 'address'.
7472 (temp_slot_address_table): New hash table of address -> temp slot.
7473 (struct temp_slot_address_entry): New struct, items for the table.
7474 (temp_slot_address_compute_hash, temp_slot_address_hash,
7475 temp_slot_address_eq, insert_temp_slot_address): Support functions
7477 (find_temp_slot_from_address): Rewrite to use the new hash table.
7478 (remove_unused_temp_slot_addresses): Remove addresses of temp
7479 slots that have been made available.
7480 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7481 worker function for remove_unused_temp_slot_addresses.
7482 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7483 Add the temp slot address to the address -> temp slot map.
7484 (update_temp_slot_address): Update via insert_temp_slot_address.
7485 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7486 (pop_temp_slots): Likewise.
7487 (init_temp_slots): Allocate the address -> temp slot map, or empty
7488 the map if it is already allocated.
7489 (prepare_function_start): Initialize temp slot processing.
7491 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7494 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7495 Calculate the size of all stack vars assuming no packing of stack
7496 vars will happen, replacing a quadratic algorithm with a linear one.
7498 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7501 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7504 2009-01-03 Diego Novillo <dnovillo@google.com>
7506 * doc/contrib.texi: Update contributions.
7508 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7511 * builtins.c (fold_builtin_memory_op): Give up if either operand
7512 is volatile. Set srctype or desttype to non-qualified version
7516 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7519 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7521 PR rtl-optimization/35805
7522 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7523 problem if fast dce is able to remove any instructions.
7524 * dce.c (dce_process_block): Fix dump message.
7526 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7529 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7531 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7534 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7535 * tree-pretty-print.c (op_code_prio): New function.
7536 (op_prio): No longer static. Use op_code_prio.
7537 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7538 Use op_prio and op_code_prio to determine if () should be
7539 printed around operand(s) or not.
7541 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7542 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7543 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7544 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7545 pp_character instead of pp_string for single letter printing.
7547 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7549 * doc/extend.texi: Fix '#pragma GCC option' typo.
7551 2009-01-02 Richard Guenther <rguenther@suse.de>
7553 * doc/install.texi (--enable-checking): Mention different
7555 (--enable-stage1-checking): Document.
7557 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7560 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7561 case to be an error.
7563 2009-01-02 Ben Elliston <bje@au.ibm.com>
7565 * config/fp-bit.h (pack_d): Constify argument.
7566 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7567 (isnan): Constify argument.
7571 (_fpadd_parts): Constify return type.
7572 (_fpmul_parts): Likewise.
7573 (_fpdiv_parts): Likewise.
7575 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7578 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7579 warn about overwriting initializer with side-effects or
7580 -Woverride-init if !IMPLICIT.
7581 (output_init_element): Likewise. Pass IMPLICIT down to
7583 (process_init_element): Add IMPLICIT argument. Pass it down
7584 to output_init_element.
7585 (push_init_element, pop_init_level, set_designator): Adjust
7586 process_init_element callers.
7587 (set_nonincremental_init, set_nonincremental_init_from_string):
7588 Adjust add_pending_init callers.
7589 (output_pending_init_elements): Adjust output_init_element callers.
7590 * c-tree.h (process_init_element): Adjust prototype.
7591 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7592 process_init_element callers.