1 2009-04-19 Diego Novillo <dnovillo@google.com>
3 * toplev.c (compile_file): Move call to coverage_finish ...
4 * cgraphunit.c (ipa_passes): ... here.
5 Call cgraph_process_new_functions.
6 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
7 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
9 2009-04-19 Jan Hubicka <jh@suse.cz>
11 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper cfun.
12 (dump_cgraph_node): Dump can throw external flag.
13 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
15 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20 * common.opt (Wlogical-op): Move from here...
21 * c.opt (Wlogical-op): ... to here.
22 * c-typeck.c (parser_build_binary_op): Update call to
23 warn_logical_operator.
24 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26 * c-common.c (warn_logical_op): Update.
27 * c-common.h (warn_logical_op): Update declaration.
29 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
31 * tree.c (protected_set_expr_location): Fix formatting.
33 2009-04-18 Joseph Myers <joseph@codesourcery.com>
36 * c-typeck.c (readonly_warning): new.
37 (build_unary_op, build_modify_expr): Use readonly_warning for
38 storing into something readonly but not const-qualified.
40 2009-04-18 Joseph Myers <joseph@codesourcery.com>
43 * c-typeck.c (build_unary_op): Check for taking address of
44 expression of type void.
46 2009-04-18 Joseph Myers <joseph@codesourcery.com>
49 * c-typeck.c (build_function_call): Check for calling a function
50 with qualified void return types. Call require_complete_type when
53 2009-04-18 Jan Hubicka <jh@suse.cz>
55 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
57 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
58 can_throw_external flag.
59 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
60 * ipa-pure-const.c (ignore_edge): New function.
61 (propagate): Compute order for NOTHROW computation; set NOTHROWs
62 only over can_throw_external edges.
63 (local_pure_const): Add nothrow flag.
64 * ipa-utils.c (searchc): Add ignore_edge callback.
65 (ipa_utils_reduced_inorder): Add ignore_edge callback.
66 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
67 (set_nothrow_function_flags): Update cgraph.
68 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
70 2009-04-18 Richard Guenther <rguenther@suse.de>
73 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
74 (fold_stmt): ... this and ...
75 (fold_stmt_inplace): ... this.
76 (fold_stmt_1): Fold references in calls and asms.
77 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
79 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
81 * tree-vrp.c (ssa_name_nonzero_p): Remove.
82 * tree.h: Remove the prototype for ssa_name_nonzero_p.
84 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
86 * tree.c (function_args_count): Remove.
87 * tree.h: Remove the prototype for function_args_count.
89 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
91 * tree-iterator.c (expr_only): Remove.
92 * tree.h: Remove the prototype for expr_only.
94 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
96 * reginfo.c (cannot_change_mode_set_regs): Remove.
97 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
99 2009-04-08 Anatoly Sokolov <aesok@post.ru>
101 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
102 whether operands 0 and 1 overlaps.
104 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
107 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
108 pointer. Use warning_at instead of warning.
109 (search_for_addr_array): Likewise.
110 (check_array_bounds): Likewise.
111 (check_all_array_refs): Check that the incoming edge is not in the
112 list of edges to be removed.
113 (check_all_array_refs): Avoid the temporal pointer.
114 (vrp_visit_cond_stmt): Fix typo.
115 (simplify_switch_using_ranges): Handle the case where the switch
116 index is an integer constant.
118 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
120 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
122 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
124 * doc/extend.texi, doc/invoke.texi: Fix typos.
126 2009-04-17 Cary Coutant <ccoutant@google.com>
128 * tree-flow-inline.h (get_lineno): Fix inverted test.
130 2009-04-17 Diego Novillo <dnovillo@google.com>
132 * tree-ssa-pre.c (create_expression_by_pieces): Remove
133 assertion for AVAIL_OUT.
135 2009-04-17 Mike Frysinger <vapier@gentoo.org>
138 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
139 * config/sh/linux-atomic.asm: Likewise.
141 2009-04-17 Diego Novillo <dnovillo@google.com>
143 * except.c (debug_eh_tree): New.
144 (struct eh_region, struct eh_status): Move ...
145 * except.h: ... here.
146 (add_type_for_runtime): Declare extern.
147 (lookup_type_for_runtime): Likewise.
148 (debug_eh_tree): Declare.
149 * Makefile.in (GTFILES): List except.h before except.c
151 2009-04-17 Diego Novillo <dnovillo@google.com>
153 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
155 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
156 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
157 (find_vars_r): ... here.
158 * tree-flow.h (find_referenced_vars_in): Declare.
159 * tree-ssa-pre.c (create_expression_by_pieces): Assert
160 that AVAIL_OUT exists for BLOCK.
161 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
162 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
163 (tree-parloops.o): Likewise.
165 2009-04-17 Simon Baldwin <simonb@google.com>
167 * toplev.c (default_tree_printer): Add handling for %E format.
169 2009-04-17 Diego Novillo <dnovillo@google.com>
171 * tree-pretty-print.c (dump_generic_node): Add break
172 after TREE_BINFO handler.
173 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
174 Handle NULL TREE_TYPEs.
175 Handle METHOD_TYPE and FUNCTION_TYPE together.
176 Call print_struct_decl when printing structures and
177 TDF_SLIM is not given.
178 (print_struct_decl): Fix logic for detecting recursion.
180 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
183 * gcc.c (create_at_file): New.
184 (compile_input_file_p): New.
185 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
186 * main.c (main): Update call to toplev_main.
187 * toplev.c (toplev_main): Change signature. Call expandargv.
188 * toplev.h (toplev_main): Change signature.
190 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
192 * dwarf2out.c (field_byte_offset): Use the type size as the field size
193 if the latter is not constant.
195 2009-04-17 David Edelsohn <edelsohn@gnu.org>
197 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
199 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
201 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
202 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
204 2009-04-17 Richard Guenther <rguenther@suse.de>
206 * tree-ssa-structalias.c (get_constraint_for_component_ref):
207 Handle component references view-converting an invariant address.
209 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
211 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
212 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
213 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
214 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
215 Use @deftypevr rather than @deftypevar.
217 2009-04-17 Richard Guenther <rguenther@suse.de>
219 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
221 (get_prop_source_stmt): Likewise.
222 (can_propagate_from): Likewise.
224 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
226 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
227 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
228 (--with-multilib-list): Add default value.
229 * configure: Regenerate.
230 * Makefile.in (TM_ENDIAN_CONFIG): Define.
231 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
232 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
233 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
234 Don't add default cpu to multilib list unnecessarily, but do enable
235 the relevant compiler option..
236 Add support for --with-multilib-list=<blank> and
237 --with-multilib-list=!<somelib> to supress unwanted multilibs.
238 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
239 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
240 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
242 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
243 (MULTILIB_OSDIRNAMES): New variable.
244 * config/sh/t-1e: Delete file.
245 * config/sh/t-mlib-sh1: Delete file.
246 * config/sh/t-mlib-sh2: Delete file.
247 * config/sh/t-mlib-sh2a: Delete file.
248 * config/sh/t-mlib-sh2a-nofpu: Delete file.
249 * config/sh/t-mlib-sh2a-single: Delete file.
250 * config/sh/t-mlib-sh2a-single-only: Delete file.
251 * config/sh/t-mlib-sh2e: Delete file.
252 * config/sh/t-mlib-sh3e: Delete file.
253 * config/sh/t-mlib-sh4: Delete file.
254 * config/sh/t-mlib-sh4-nofpu: Delete file.
255 * config/sh/t-mlib-sh4-single: Delete file.
256 * config/sh/t-mlib-sh4-single-only: Delete file.
257 * config/sh/t-mlib-sh4a: Delete file.
258 * config/sh/t-mlib-sh4a-nofpu: Delete file.
259 * config/sh/t-mlib-sh4a-single: Delete file.
260 * config/sh/t-mlib-sh4a-single-only: Delete file.
261 * config/sh/t-mlib-sh4al: Delete file.
262 * config/sh/t-mlib-sh5-32media: Delete file.
263 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
264 * config/sh/t-mlib-sh5-64media: Delete file.
265 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
266 * config/sh/t-mlib-sh5-compact: Delete file.
267 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
268 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
269 * doc/install.texi (Options specification): Add
270 --with-multilib-list and --with-endian.
272 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
274 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
276 (OBJS-common): Add plugin-version.o.
277 (plugin-version.o): New.
278 * gcc-plugin.h (plugin_gcc_version): New.
279 (plugin_default_version_check): New.
280 (plugin_init_func, plugin_init): Add version argument.
281 * plugin-version.c: New.
282 * plugin.c (str_plugin_gcc_version_name): New.
283 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
284 pass it to the init function.
285 (plugin_default_version_check): New.
287 2009-04-17 Richard Guenther <rguenther@suse.de>
289 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
290 for decl-vs-decl disambiguation.
292 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
294 * config/s390/s390.h (s390_tune_attr): New macro definition.
295 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
297 2009-04-17 Richard Guenther <rguenther@suse.de>
299 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
300 (fold_stmt_r): Likewise.
301 (maybe_fold_reference): New function.
302 (fold_gimple_assign): Handle cases fold_stmt_r did.
303 (fold_stmt): Do not use fold_stmt_r.
304 (fold_stmt_inplace): Likewise.
306 2009-04-17 Richard Guenther <rguenther@suse.de>
308 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
309 (record_equivalences_from_stmt): Remove useless checks and
311 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
312 the type is already suitable.
314 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
316 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
318 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
320 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
321 (CMPtype): Define as __gcc_CMPtype.
323 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
325 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
326 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
328 2009-04-17 Richard Guenther <rguenther@suse.de>
330 PR tree-optimization/39746
331 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
332 special-casing for builtins and static variable use/def.
333 (call_may_clobber_ref_p_1): Likewise.
335 2009-04-16 Ian Lance Taylor <iant@google.com>
337 * df.h: Include "timevar.h".
338 (struct df_problem): Change tv_id field to timevar_id_t.
339 * tree-pass.h: Include "timevar.h".
340 (struct opt_pass): Change tv_id field to timevar_id_t.
341 * timevar.h (timevar_id_t): Define TV_NONE.
342 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
343 TV_NONE rather than tv_id != 0.
344 (execute_one_pass): Likewise.
345 * Makefile.in (DF_H): Add $(TIMEVAR_H).
346 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
347 dependencies to $(TREE_PASS_H).
348 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
350 (pass_branch_target_load_optimize2): Likewise.
351 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
352 (pass_outof_cfg_layout_mode): Likewise.
353 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
354 (pass_rebuild_cgraph_edges): Likewise.
355 (pass_remove_cgraph_callee_edges): Likewise.
356 * df-core.c (pass_df_initialize_opt): Likewise.
357 (pass_df_initialize_no_opt): Likewise.
358 (pass_df_finish): Likewise.
359 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
360 * except.c (pass_set_nothrow_function_flags): Likewise.
361 (pass_convert_to_eh_region_ranges): Likewise.
362 * final.c (pass_compute_alignments): Likewise.
363 * function.c (pass_instantiate_virtual_regs): Likewise.
364 (pass_init_function): Likewise.
365 (pass_leaf_regs): Likewise.
366 (pass_match_asm_constraints): Likewise.
367 * gimple-low.c (pass_lower_cf): Likewise.
368 (pass_mark_used_blocks): Likewise.
369 * init-regs.c (pass_initialize_regs): Likewise.
370 * integrate.c (pass_initial_value_sets): Likewise.
371 * ira.c (pass_ira): Likewise.
372 * jump.c (pass_cleanup_barriers): Likewise.
373 * omp-low.c (pass_expand_omp): Likewise.
374 (pass_lower_omp): Likewise.
375 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
376 * recog.c (pass_split_all_insns): Likewise.
377 (pass_split_after_reload): Likewise.
378 (pass_split_before_regstack): Likewise.
379 (pass_split_before_sched2): Likewise.
380 (pass_split_for_shorten_branches): Likewise.
381 * reginfo.c (pass_reginfo_init): Likewise.
382 (pass_subregs_of_mode_init): Likewise.
383 (pass_subregs_of_mode_finish): Likewise.
384 * passes.c (pass_postreload): Likewise.
385 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
386 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
387 (pass_warn_function_return): Likewise.
388 (pass_warn_function_noreturn): Likewise.
389 * tree-complex.c (pass_lower_complex): Likewise.
390 (pass_lower_complex_O0): Likewise.
391 * tree-if-conv.c (pass_if_conversion): Likewise.
392 * tree-into-ssa.c (pass_build_ssa): Likewise.
393 * tree-mudflap.c (pass_mudflap_1): Likewise.
394 (pass_mudflap_2): Likewise.
395 * tree-nomudflap.c (pass_mudflap_1): Likewise.
396 (pass_mudflap_2): Likewise.
397 * tree-nrv.c (pass_return_slot): Likewise.
398 * tree-object-size.c (pass_object_sizes): Likewise.
399 * tree-optimize.c (pass_all_optimizations): Likewise.
400 (pass_early_local_passes): Likewise.
401 (pass_all_early_optimizations): Likewise.
402 (pass_cleanup_cfg): Likewise.
403 (pass_cleanup_cfg_post_optimizing): Likewise.
404 (pass_free_datastructures): Likewise.
405 (pass_free_cfg_annotations): Likewise.
406 (pass_fixup_cfg): Likewise.
407 (pass_init_datastructures): Likewise.
408 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
409 (pass_late_warn_uninitialized): Likewise.
410 (pass_update_address_taken): Likewise.
411 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
412 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
413 (pass_cse_sincos): Likewise.
414 (pass_convert_to_rsqrt): Likewise.
415 * tree-ssa-structalias.c (pass_build_alias): Likewise.
416 * tree-stdarg.c (pass_stdarg): Likewise.
417 * tree-tailcall.c (pass_tail_recursion): Likewise.
418 (pass_tail_calls): Likewise.
419 * tree-vect-generic.c (pass_lower_vector): Likewise.
420 (pass_lower_vector_ssa): Likewise.
421 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
423 2009-04-16 Joseph Myers <joseph@codesourcery.com>
425 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
427 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
429 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
432 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
435 * config/sh/predicates.md (arith_operand): Check if the operand
436 of TRUNCATE is a REG.
438 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
440 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
441 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
443 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
445 * tree-iterator.c (tsi_split_statement_list_after,
446 tsi_split_statement_list_before): Remove.
447 * tree-iterator.h: Remove the prototypes for
448 tsi_split_statement_list_after and tsi_split_statement_list_before.
450 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
452 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
453 * tree-ssa-propagate.h: Remove the prototype for
454 stmt_makes_single_load.
456 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
458 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
459 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
461 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
463 * tree-iterator.c (EXPR_LAST_BODY): Remove.
465 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
467 * except.c (eh_region_outer_p): Remove.
468 * except.h: Remove the prototype for eh_region_outer_p.
470 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
472 * function.c (current_function_assembler_name): Remove.
473 * function.h: Remove the prototype for
474 current_function_assembler_name.
476 2009-04-16 Ian Lance Taylor <iant@google.com>
478 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
479 (add_reg_note): Call alloc_reg_note.
480 * rtl.h (alloc_reg_note): Declare.
481 * combine.c (try_combine): Use alloc_reg_note.
482 (recog_for_combine, move_deaths): Likewise.
483 (distribute_notes): Use alloc_reg_note and add_reg_note.
484 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
485 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
486 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
488 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
490 PR rtl-optimization/39762
491 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
492 ira_may_move_out_cost): Add comments about way of their usage.
493 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
495 * ira-conflicts.c (process_regs_for_copy): Use function
496 ira_get_register_move_cost instead of global
497 ira_register_move_cost.
499 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
500 color_pass, move_spill_restore, update_curr_costs): Ditto.
502 * ira-lives.c (process_single_reg_class_operands): Ditto.
504 * ira-emit.c (emit_move_list): Ditto.
506 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
507 (record_reg_classes): Ditto. Use functions
508 ira_get_register_move_cost and ira_get_may_move_cost instead of
509 global vars ira_register_move_cost, ira_may_move_out_cost and
510 ira_may_move_in_cost.
511 (record_address_regs): Don't call ira_init_register_move_cost.
512 Use function ira_get_may_move_cost instead of global
513 ira_may_move_in_cost.
514 (process_bb_node_for_hard_reg_moves): Use function
515 ira_get_register_move_cost instead of global ira_register_move_cost.
516 (ira_costs): Don't call ira_init_register_move_cost.
518 2009-04-16 Richard Guenther <rguenther@suse.de>
520 * tree-cfg.c (verify_gimple_assign_binary):
521 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
522 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
523 (create_general_new_stmt): Note that this function is broken.
525 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
527 * common.opt (fhelp): Add Var(help_flag).
528 * gcc-plugin.h (plugin_info): Add help.
529 * plugin.c (plugin_name_args): Add help.
530 (register_plugin_info): Set plugin->help.
531 (print_help_one_plugin): New.
532 (print_plugins_help): New.
533 * plugin.h (print_plugins_help): New.
534 * toplev.c (toplev_main): Call print_plugins_help if needed.
536 2009-04-16 Richard Guenther <rguenther@suse.de>
538 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
539 (gimple_ior_addresses_taken_1): New function.
540 (gimple_ior_addresses_taken): Likewise.
541 * gimple.h (struct gimple_statement_with_ops_base): Remove
542 addresses_taken member.
543 (gimple_ior_addresses_taken): Declare.
544 (gimple_addresses_taken, gimple_addresses_taken_ptr,
545 gimple_set_addresses_taken): Remove.
546 * ipa-reference.c (mark_address): New function.
547 (scan_stmt_for_static_refs): Use it for marking addresses taken.
548 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
549 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
550 (gimple_add_to_addresses_taken): Remove.
551 (get_tmr_operands): Call mark_address_taken.
552 (get_asm_expr_operands): Likewise.
553 (get_expr_operands): Likewise.
554 (build_ssa_operands): Do not clear the addresses_taken bitmap.
555 (free_stmt_operands): Do not free it.
556 * tree-ssa.c (delete_tree_ssa): Likewise.
557 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
559 2009-04-16 Richard Guenther <rguenther@suse.de>
561 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
562 (walk_stmt_load_store_ops): Likewise.
563 * gimple.c (get_base_loadstore): New function.
564 (walk_stmt_load_store_addr_ops): Likewise.
565 (walk_stmt_load_store_ops): Likewise.
566 * ipa-pure-const.c (check_op): Simplify.
567 (check_load, check_store): New functions.
568 (check_stmt): Use walk_stmt_load_store_ops.
569 * ipa-reference.c (mark_load): Adjust signature.
570 (mark_store): Likewise.
571 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
573 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
575 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
577 * opts.c (common_handle_option): Don't call print_version.
578 * plugin.c (plugin_name_args): Add version.
579 (register_plugin_info): New.
580 (register_callback): Handle PLUGIN_INFO.
581 (try_init_one_plugin): New.
582 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
584 (finalize_one_plugin): New.
585 (finalize_plugins): New.
586 (print_one_plugin): New.
587 (print_plugins_versions): New.
588 * plugin.h (print_plugins_versions): New.
589 (finalize_plugins): New.
590 * toplev.c (compile_file): Don't call initialize_plugins.
591 (print_version): Call print_plugins_versions.
592 (toplev_main): Call initialize_plugins. Print version if needed.
593 Call finalize_plugins.
595 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
597 * common.opt (fversion): New.
598 * gcc.c (print_version): New.
599 (process_command): Don't print the version. Just set print_version.
600 (main): Print version. Call subprocesses if print_version and
601 verbose_flag are set.
602 * opts.c (common_handle_option): Handle OPT_fversion.
604 2009-04-16 Richard Guenther <rguenther@suse.de>
605 Ira Rosen <irar@il.ibm.com>
607 PR tree-optimization/39698
608 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
609 type of the reduction variable. Only generate the def if
612 * omp-low.c (expand_omp_for_generic): When converting to a pointer
613 make sure to first convert to an integer of the same precision.
614 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
615 the type of the evolution correctly in computing the new
616 induction variable base.
618 2009-04-16 Richard Guenther <rguenther@suse.de>
621 * tree-cfg.c (make_blocks): Split statements with to-be
622 abnormal SSA names on the lhs.
624 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
626 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
627 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
628 * c-typeck.c (really_start_incremental_init): Likewise.
629 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
630 (TARGET_INITIALIZER): Remove it.
631 * target.h (struct target): Remove vector_opaque_p.
632 * tree.c (build_opaque_vector_type): New.
633 * tree.h (TYPE_VECTOR_OPAQUE): New.
634 (build_opaque_vector_type): Declare.
635 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
636 * config/rs6000/rs6000.c (build_opaque_vector_type,
637 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
638 (rs6000_init_builtins): Use build_opaque_vector_type for
639 opaque_V4SI_type_node.
641 2009-04-15 Catherine Moore <clm@codesourcery.com>
643 * debug.h (set_name): Declare.
644 * dwarf2out.c (dwarf2out_set_name): Declare.
645 (dwarf2_debug_hooks): Add set_name.
646 (find_AT_string): New.
647 (add_AT_string): Call find_AT_string.
648 (dwarf2out_set_name): New.
649 * cp/decl.c (grokdeclarator): Call set_name.
650 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
651 * debug.c (do_nothing_debug_hooks): Likewise.
652 * dbxout.c (dbx_debug_hooks): Likewise.
653 * sdbout.c (sdb_debug_hooks): Likewise.
655 2009-04-15 Michael Eager <eager@eagercon.com>
657 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
658 reg for single-precision FPU.
659 * config/rs6000/rs6000.md (movsi_internal1): Only for
661 (movsi_internal1_single): New. Add pattern to move SI values to/from
662 single-precision FP regs.
664 2009-04-15 Richard Guenther <rguenther@suse.de>
666 * omp-low.c (lower_rec_input_clauses): Build correct address
668 (expand_omp_for_generic): Fix multiplication type.
669 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
670 (generate_memset_zero): Fix types.
671 * tree-profile.c (prepare_instrumented_value): Correctly
674 2009-04-15 Ian Lance Taylor <iant@google.com>
676 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
677 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
678 for -Wall and for -Wc++-compat.
679 (c_common_post_options): For C++, set warn_enum_compare if not
681 * c-tree.h (struct c_expr): Add field original_type.
682 (build_external_ref): Update declaration.
683 * c-parser.c (c_parser_braced_init): Set original_type.
684 (c_parser_initelt): Likewise.
685 (c_parser_expr_no_commas): Likewise.
686 (c_parser_conditional_expression): Likewise.
687 (c_parser_cast_expression): Likewise.
688 (c_parser_unary_expression): Likewise. Pull setting of
689 original_code to top of function.
690 (c_parser_sizeof_expression): Set original_type.
691 (c_parser_alignof_expression): Likewise.
692 (c_parser_postfix_expression): Likewise. Pull setting of
693 original_code to top of function.
694 (c_parser_postfix_expression_after_paren_type): Set original_type.
695 (c_parser_postfix_expression_after_primary): Likewise.
696 (c_parser_expression): Likewise.
697 * c-typeck.c (build_external_ref): Add type parameter. Change all
699 (c_expr_sizeof_expr): Set original_type field.
700 (parser_build_unary_op): Likewise.
701 (parser_build_binary_op): Likewise. Optionally warn about
702 comparisons of enums of different types.
703 (digest_init): Set original_type field.
704 (really_start_incremental_init): Likewise.
705 (push_init_level, pop_init_level): Likewise.
706 * doc/invoke.texi (Warning Options): -Wenum-compare now
709 2009-04-15 Richard Guenther <rguenther@suse.de>
711 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
712 out a necessary conversion.
713 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
714 names we didn't value number.
715 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
717 2009-04-15 Richard Guenther <rguenther@suse.de>
719 PR tree-optimization/39764
720 * tree-ssa-ccp.c (get_value): Canonicalize value with
721 canonicalize_float_value.
723 2009-04-15 Jan Hubicka <jh@suse.cz>
725 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
726 Wrong version of patch.
728 2009-04-15 Jan Hubicka <jh@suse.cz>
730 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
732 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
734 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
735 our distinct integral and vector types.
737 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
739 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
740 * init.c (build_vtbl_address): Remove call to assemble_external.
742 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
744 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
745 output for other floating point modes.
747 2009-04-14 Diego Novillo <dnovillo@google.com>
749 * diagnostic.c (diagnostic_report_diagnostic): Do not
750 warn about loaded plugins for DK_ERROR and DK_WARNING.
751 * c-decl.c (declspecs_add_type): Move call to
752 invoke_plugin_callbacks ...
753 * c-parser.c (c_parser_declspecs): ... here.
754 * plugin.c (dump_active_plugins): Tidy output.
756 2009-04-14 Diego Novillo <dnovillo@google.com>
757 Le-Chun Wu <lcwu@google.com>
759 * configure.ac: Add --enable-plugin support.
760 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
761 * Makefile.in (PLUGIN_H): Define.
762 Export ENABLE_PLUGIN and GMPINC to site.exp.
763 Add PLUGINLIBS to link command.
764 Add/modify dependencies for plugin.o and files including plugin.h.
766 * config.in: Regenerate.
768 * opts.c (common_handle_option): Handle OPT_fplugin_ and
771 2009-04-14 Le-Chun Wu <lcwu@google.com>
773 * tree-pass.h (register_one_dump_file): Add a prototype for
774 register_one_dump_file.
775 * toplev.c (compile_file): Call initialize_plugins.
776 (do_compile): Call invoke_plugin_callbacks.
777 (toplev_main): Call invoke_plugin_callbacks.
778 * common.opt: Add -fplugin= and -fplugin-arg-.
779 * gcc-plugin.h: New public header file for plugins to include.
780 * plugin.c: New source file.
781 * plugin.h: New internal header file.
782 * passes.c (register_one_dump_file): Make it external.
784 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
786 2009-04-14 Diego Novillo <dnovillo@google.com>
788 * doc/plugins.texi: New.
789 * doc/gccint.texi: Add reference to Plugins chapter.
790 * doc/invoke.texi: Document -fplugin and -fplugin-arg
791 * diagnostic.c (diagnostic_report_diagnostic): Warn about
792 loaded plugins, if any.
793 * timevar.def (TV_PLUGIN_INIT): Define.
794 (TV_PLUGIN_RUN): Define.
795 * plugin.c: Include timevar.h
796 (plugins_active_p): New.
797 (dump_active_plugins): New.
798 (debug_active_plugins): New.
800 2009-04-14 Joseph Myers <joseph@codesourcery.com>
802 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
804 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
806 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
808 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
809 the same as a minus without a shift.
811 2009-04-14 Nick Clifton <nickc@redhat.com>
813 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
814 comparisons with small integers will always produce a short
817 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
820 2008-12-19 Diego Novillo <dnovillo@google.com>
822 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
824 2000-04-14 Richard Guenther <rguenther@suse.de>
826 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
828 (verify_gimple_assign_binary): Likewise. Handle shifts and
830 (verify_gimple_phi): Print the mismatched argument position.
831 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
833 (vect_update_init_of_dr): Likewise.
834 * matrix-reorg.c (transform_access_sites): Do what the
836 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
838 2009-04-13 Michael Eager <eager@eagercon.com>
840 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
841 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
842 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
843 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
844 remove duplicate config
846 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
848 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
849 file_name:line_number type locator of the call site.
851 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
853 * genautomata.c: Put blank after comma.
854 (automaton_decls): New.
855 (struct unit_usage): Add comments to member next.
856 (store_alt_unit_usage): Keep the list ordered.
857 (unit_present_on_list_p, equal_alternatives_p): New.
858 (check_regexp_units_distribution): Check units distribution
859 correctness correctly.
860 (main): Don't write automata if error is found. Return correct
863 * config/m68k/cf.md (cfv4_ds): Remove.
864 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
865 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
867 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
868 power4-load-ext, power4-store, power4-store-update,
869 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
870 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
871 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
872 power4-sqrt, power4-isync): Modify reservation to make correct
873 unit distribution to automata.
875 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
876 power5-store-update, power5-two, power5-three, power5-lmul,
877 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
879 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
881 * except.c (pass_set_nothrow_function_flags): Set name and add
883 (set_nothrow_function_flags): Mention in the dump file when
884 changing a function to nothrow.
886 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
889 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
890 instead of unsigned long.
892 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
894 * config/arm/arm.c (return_used_this_function): Remove.
895 (arm_output_function_prologue): Remove use of
896 return_used_this_function.
897 (output_return_instruction): Replace use of
898 return_used_this_function
899 by cfun->machine->return_used_this_function.
900 (arm_output_epilogue): Likewise.
901 (arm_output_function_epilogue): Likewise.
902 (thumb_unexpanded_epilogue): Likewise.
903 * config/arm/arm.h (struct machine_function):
904 New member return_used_this_function.
906 2009-04-12 Mark Mitchell <mark@codesourcery.com>
908 * doc/install.texi: Correct description of default directory for
909 --with-gxx-include-dir.
911 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
913 * fold-const.c (build_range_check): Properly deal with enumeral and
916 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
918 * doc/invoke.texi (max_gcse_passes): Remove documentation.
919 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
920 * params.h (MAX_GCSE_PASSES): Remove.
921 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
922 in sequence. Remove ability to run multiple passes.
923 (bypass_jumps): Report run as third CPROP pass.
925 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
928 * except.c (can_throw_external): Look at each insn in a SEQUENCE
929 when deciding whether the whole SEQUENCE can throw.
931 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
934 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
935 offseted label references.
937 2009-04-11 Jan Hubicka <jh@suse.cz>
939 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
941 2009-04-11 Richard Guenther <rguenther@suse.de>
944 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
945 return variables as TREE_ADDRESSABLE.
947 2009-04-11 Richard Guenther <rguenther@suse.de>
949 PR tree-optimization/39713
950 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
951 reference trees have SSA_NAME operands.
953 2009-04-11 Richard Guenther <rguenther@suse.de>
956 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
959 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
961 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
962 match changes in Cygwin 1.7
963 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
964 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
966 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
968 PR tree-optimization/39701
969 * doc/invoke.texi (Optimization Options): Document change in
970 meaning and initialization of -fdelete-null-pointer-checks.
972 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
975 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
977 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
980 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
982 2009-04-10 Chao-ying Fu <fu@mips.com>
984 * doc/tm.texi (Instruction Output): Document
985 TARGET_ASM_FINAL_POSTSCAN_INSN.
986 * target.h (final_postscan_insn): New field in asm_out.
987 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
988 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
989 * final.c (final_scan_insn): Call
990 targetm.asm_out.final_postscan_insn after outputting
991 an asm macro and a normal instruction.
993 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
994 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
995 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
996 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
997 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
999 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1002 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
1003 variables as non-NULL even with -fdelete-null-pointer-checks.
1005 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1007 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1009 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1012 * config/i386/i386.c (classify_argument): Handle SCmode with
1013 (bit_offset % 64) != 0.
1015 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1017 * doc/invoke.texi (Optimize Options): Add cross-reference to
1018 -Q --help=optimizers examples.
1020 2009-04-10 Ben Elliston <bje@au.ibm.com>
1023 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1024 regalign for the reg == fpr and TDmode case.
1026 2009-04-09 David Ayers <ayers@fsfe.org>
1029 * objc/objc-act.c (warn_with_method): Remove helper function.
1030 (check_duplicates): Call warning and inform directly.
1031 (really_start_method): Likewise.
1033 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1035 * expmed.c (expand_divmod): Always use a comparison for a division
1036 by a large unsigned integer.
1038 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1039 for things others than variables or functions as nonzero.
1041 2009-04-09 Nick Clifton <nickc@redhat.com>
1043 * unwind-compat.c: Change copyright header to refer to version
1044 3 of the GNU General Public License with version 3.1 of the
1045 GCC Runtime Library Exception and to point readers at the
1046 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1047 * config/alpha/crtfastmath.c: Likewise.
1048 * config/alpha/linux-unwind.h: Likewise.
1049 * config/alpha/qrnnd.asm: Likewise.
1050 * config/alpha/vms-crt0-64.c: Likewise.
1051 * config/alpha/vms-crt0.c: Likewise.
1052 * config/alpha/vms-dwarf2.asm: Likewise.
1053 * config/alpha/vms-dwarf2eh.asm: Likewise.
1054 * config/alpha/vms-psxcrt0-64.c: Likewise.
1055 * config/alpha/vms-psxcrt0.c: Likewise.
1056 * config/alpha/vms_tramp.asm: Likewise.
1057 * config/arc/initfini.c: Likewise.
1058 * config/arc/lib1funcs.asm: Likewise.
1059 * config/arm/bpabi-v6m.S: Likewise.
1060 * config/arm/bpabi.S: Likewise.
1061 * config/arm/bpabi.c: Likewise.
1062 * config/arm/crti.asm: Likewise.
1063 * config/arm/crtn.asm: Likewise.
1064 * config/arm/ieee754-df.S: Likewise.
1065 * config/arm/ieee754-sf.S: Likewise.
1066 * config/arm/lib1funcs.asm: Likewise.
1067 * config/arm/libunwind.S: Likewise.
1068 * config/arm/linux-atomic.c: Likewise.
1069 * config/arm/mmintrin.h: Likewise.
1070 * config/arm/pr-support.c: Likewise.
1071 * config/arm/unaligned-funcs.c: Likewise.
1072 * config/arm/unwind-arm.c: Likewise.
1073 * config/arm/unwind-arm.h: Likewise.
1074 * config/avr/libgcc.S: Likewise.
1075 * config/bfin/crti.s: Likewise.
1076 * config/bfin/crtlibid.s: Likewise.
1077 * config/bfin/crtn.s: Likewise.
1078 * config/bfin/lib1funcs.asm: Likewise.
1079 * config/bfin/linux-unwind.h: Likewise.
1080 * config/cris/arit.c: Likewise.
1081 * config/cris/cris_abi_symbol.c: Likewise.
1082 * config/darwin-64.c: Likewise.
1083 * config/darwin-crt2.c: Likewise.
1084 * config/darwin-crt3.c: Likewise.
1085 * config/darwin.h: Likewise.
1086 * config/dbxelf.h: Likewise.
1087 * config/dfp-bit.c: Likewise.
1088 * config/dfp-bit.h: Likewise.
1089 * config/elfos.h: Likewise.
1090 * config/fixed-bit.c: Likewise.
1091 * config/fixed-bit.h: Likewise.
1092 * config/fp-bit.c: Likewise.
1093 * config/fp-bit.h: Likewise.
1094 * config/fr30/crti.asm: Likewise.
1095 * config/fr30/crtn.asm: Likewise.
1096 * config/fr30/lib1funcs.asm: Likewise.
1097 * config/freebsd-spec.h: Likewise.
1098 * config/frv/cmovd.c: Likewise.
1099 * config/frv/cmovh.c: Likewise.
1100 * config/frv/cmovw.c: Likewise.
1101 * config/frv/frvbegin.c: Likewise.
1102 * config/frv/frvend.c: Likewise.
1103 * config/frv/lib1funcs.asm: Likewise.
1104 * config/glibc-stdint.h: Likewise.
1105 * config/h8300/clzhi2.c: Likewise.
1106 * config/h8300/crti.asm: Likewise.
1107 * config/h8300/crtn.asm: Likewise.
1108 * config/h8300/ctzhi2.c: Likewise.
1109 * config/h8300/fixunssfsi.c: Likewise.
1110 * config/h8300/lib1funcs.asm: Likewise.
1111 * config/h8300/parityhi2.c: Likewise.
1112 * config/h8300/popcounthi2.c: Likewise.
1113 * config/i386/ammintrin.h: Likewise.
1114 * config/i386/att.h: Likewise.
1115 * config/i386/avxintrin.h: Likewise.
1116 * config/i386/biarch64.h: Likewise.
1117 * config/i386/bmmintrin.h: Likewise.
1118 * config/i386/cpuid.h: Likewise.
1119 * config/i386/cross-stdarg.h: Likewise.
1120 * config/i386/crtfastmath.c: Likewise.
1121 * config/i386/crtprec.c: Likewise.
1122 * config/i386/cygming-crtbegin.c: Likewise.
1123 * config/i386/cygming-crtend.c: Likewise.
1124 * config/i386/cygwin.asm: Likewise.
1125 * config/i386/emmintrin.h: Likewise.
1126 * config/i386/gmm_malloc.h: Likewise.
1127 * config/i386/gthr-win32.c: Likewise.
1128 * config/i386/i386.h: Likewise.
1129 * config/i386/immintrin.h: Likewise.
1130 * config/i386/linux-unwind.h: Likewise.
1131 * config/i386/linux64.h: Likewise.
1132 * config/i386/mm3dnow.h: Likewise.
1133 * config/i386/mmintrin-common.h: Likewise.
1134 * config/i386/mmintrin.h: Likewise.
1135 * config/i386/nmmintrin.h: Likewise.
1136 * config/i386/pmm_malloc.h: Likewise.
1137 * config/i386/pmmintrin.h: Likewise.
1138 * config/i386/smmintrin.h: Likewise.
1139 * config/i386/sol2-c1.asm: Likewise.
1140 * config/i386/sol2-ci.asm: Likewise.
1141 * config/i386/sol2-cn.asm: Likewise.
1142 * config/i386/sol2-gc1.asm: Likewise.
1143 * config/i386/tmmintrin.h: Likewise.
1144 * config/i386/unix.h: Likewise.
1145 * config/i386/w32-unwind.h: Likewise.
1146 * config/i386/wmmintrin.h: Likewise.
1147 * config/i386/x86-64.h: Likewise.
1148 * config/i386/x86intrin.h: Likewise.
1149 * config/i386/xmmintrin.h: Likewise.
1150 * config/ia64/crtbegin.asm: Likewise.
1151 * config/ia64/crtend.asm: Likewise.
1152 * config/ia64/crtfastmath.c: Likewise.
1153 * config/ia64/crti.asm: Likewise.
1154 * config/ia64/crtn.asm: Likewise.
1155 * config/ia64/fde-glibc.c: Likewise.
1156 * config/ia64/lib1funcs.asm: Likewise.
1157 * config/ia64/linux-unwind.h: Likewise.
1158 * config/ia64/quadlib.c: Likewise.
1159 * config/ia64/unwind-ia64.c: Likewise.
1160 * config/linux.h: Likewise.
1161 * config/m32c/m32c-lib1.S: Likewise.
1162 * config/m32c/m32c-lib2-trapv.c: Likewise.
1163 * config/m32c/m32c-lib2.c: Likewise.
1164 * config/m32r/initfini.c: Likewise.
1165 * config/m68hc11/larith.asm: Likewise.
1166 * config/m68hc11/m68hc11-crt0.S: Likewise.
1167 * config/m68k/cf.md: Likewise.
1168 * config/m68k/crti.s: Likewise.
1169 * config/m68k/crtn.s: Likewise.
1170 * config/m68k/lb1sf68.asm: Likewise.
1171 * config/m68k/linux-unwind.h: Likewise.
1172 * config/mcore/crti.asm: Likewise.
1173 * config/mcore/crtn.asm: Likewise.
1174 * config/mcore/lib1.asm: Likewise.
1175 * config/mips/linux-unwind.h: Likewise.
1176 * config/mips/loongson.h: Likewise.
1177 * config/mips/mips16.S: Likewise.
1178 * config/mmix/crti.asm: Likewise.
1179 * config/mmix/crtn.asm: Likewise.
1180 * config/pa/fptr.c: Likewise.
1181 * config/pa/hpux-unwind.h: Likewise.
1182 * config/pa/lib2funcs.asm: Likewise.
1183 * config/pa/linux-atomic.c: Likewise.
1184 * config/pa/linux-unwind.h: Likewise.
1185 * config/pa/milli64.S: Likewise.
1186 * config/pa/quadlib.c: Likewise.
1187 * config/pa/stublib.c: Likewise.
1188 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1189 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1190 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1191 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1192 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1193 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1194 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1195 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1196 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1197 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1198 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1199 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1200 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1201 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1202 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1203 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1204 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1205 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1206 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1207 * config/rs6000/750cl.h: Likewise.
1208 * config/rs6000/altivec.h: Likewise.
1209 * config/rs6000/biarch64.h: Likewise.
1210 * config/rs6000/crtresfpr.asm: Likewise.
1211 * config/rs6000/crtresgpr.asm: Likewise.
1212 * config/rs6000/crtresxfpr.asm: Likewise.
1213 * config/rs6000/crtresxgpr.asm: Likewise.
1214 * config/rs6000/crtsavfpr.asm: Likewise.
1215 * config/rs6000/crtsavgpr.asm: Likewise.
1216 * config/rs6000/darwin-asm.h: Likewise.
1217 * config/rs6000/darwin-fallback.c: Likewise.
1218 * config/rs6000/darwin-fpsave.asm: Likewise.
1219 * config/rs6000/darwin-ldouble.c: Likewise.
1220 * config/rs6000/darwin-tramp.asm: Likewise.
1221 * config/rs6000/darwin-unwind.h: Likewise.
1222 * config/rs6000/darwin-vecsave.asm: Likewise.
1223 * config/rs6000/darwin-world.asm: Likewise.
1224 * config/rs6000/e500crtres32gpr.asm: Likewise.
1225 * config/rs6000/e500crtres64gpr.asm: Likewise.
1226 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1227 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1228 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1229 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1230 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1231 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1232 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1233 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1234 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1235 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1236 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1237 * config/rs6000/eabi-ci.asm: Likewise.
1238 * config/rs6000/eabi-cn.asm: Likewise.
1239 * config/rs6000/eabi.asm: Likewise.
1240 * config/rs6000/linux-unwind.h: Likewise.
1241 * config/rs6000/linux64.h: Likewise.
1242 * config/rs6000/paired.h: Likewise.
1243 * config/rs6000/paired.md: Likewise.
1244 * config/rs6000/ppc64-fp.c: Likewise.
1245 * config/rs6000/ppu_intrinsics.h: Likewise.
1246 * config/rs6000/rs6000.h: Likewise.
1247 * config/rs6000/si2vmx.h: Likewise.
1248 * config/rs6000/sol-ci.asm: Likewise.
1249 * config/rs6000/sol-cn.asm: Likewise.
1250 * config/rs6000/spe.h: Likewise.
1251 * config/rs6000/spu2vmx.h: Likewise.
1252 * config/rs6000/sysv4.h: Likewise.
1253 * config/rs6000/tramp.asm: Likewise.
1254 * config/rs6000/vec_types.h: Likewise.
1255 * config/s390/linux-unwind.h: Likewise.
1256 * config/s390/tpf-unwind.h: Likewise.
1257 * config/score/crti.asm: Likewise.
1258 * config/score/crtn.asm: Likewise.
1259 * config/sh/crt1.asm: Likewise.
1260 * config/sh/crti.asm: Likewise.
1261 * config/sh/crtn.asm: Likewise.
1262 * config/sh/divtab-sh4-300.c: Likewise.
1263 * config/sh/divtab-sh4.c: Likewise.
1264 * config/sh/divtab.c: Likewise.
1265 * config/sh/lib1funcs-4-300.asm: Likewise.
1266 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1267 * config/sh/lib1funcs.asm: Likewise.
1268 * config/sh/lib1funcs.h: Likewise.
1269 * config/sh/linux-atomic.asm: Likewise.
1270 * config/sh/linux-unwind.h: Likewise.
1271 * config/sh/shmedia.h: Likewise.
1272 * config/sh/sshmedia.h: Likewise.
1273 * config/sh/ushmedia.h: Likewise.
1274 * config/sparc/crtfastmath.c: Likewise.
1275 * config/sparc/linux-unwind.h: Likewise.
1276 * config/sparc/sol2-c1.asm: Likewise.
1277 * config/sparc/sol2-ci.asm: Likewise.
1278 * config/sparc/sol2-cn.asm: Likewise.
1279 * config/spu/divmodti4.c: Likewise.
1280 * config/spu/divv2df3.c: Likewise.
1281 * config/spu/float_disf.c: Likewise.
1282 * config/spu/float_unsdidf.c: Likewise.
1283 * config/spu/float_unsdisf.c: Likewise.
1284 * config/spu/float_unssidf.c: Likewise.
1285 * config/spu/mfc_multi_tag_release.c: Likewise.
1286 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1287 * config/spu/mfc_tag_release.c: Likewise.
1288 * config/spu/mfc_tag_reserve.c: Likewise.
1289 * config/spu/mfc_tag_table.c: Likewise.
1290 * config/spu/multi3.c: Likewise.
1291 * config/spu/spu_internals.h: Likewise.
1292 * config/spu/spu_intrinsics.h: Likewise.
1293 * config/spu/spu_mfcio.h: Likewise.
1294 * config/spu/vec_types.h: Likewise.
1295 * config/spu/vmx2spu.h: Likewise.
1296 * config/stormy16/stormy16-lib2.c: Likewise.
1297 * config/svr4.h: Likewise.
1298 * config/sync.c: Likewise.
1299 * config/v850/lib1funcs.asm: Likewise.
1300 * config/vxlib-tls.c: Likewise.
1301 * config/vxlib.c: Likewise.
1302 * config/vxworks-dummy.h: Likewise.
1303 * config/xtensa/crti.asm: Likewise.
1304 * config/xtensa/crtn.asm: Likewise.
1305 * config/xtensa/ieee754-df.S: Likewise.
1306 * config/xtensa/ieee754-sf.S: Likewise.
1307 * config/xtensa/lib1funcs.asm: Likewise.
1308 * config/xtensa/lib2funcs.S: Likewise.
1309 * config/xtensa/linux-unwind.h: Likewise.
1310 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1311 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1312 * coretypes.h: Likewise.
1313 * crtstuff.c: Likewise.
1314 * defaults.h: Likewise.
1315 * dwarf2.h: Likewise.
1316 * emutls.c: Likewise.
1317 * gbl-ctors.h: Likewise.
1318 * gcov-io.h: Likewise.
1319 * ginclude/float.h: Likewise.
1320 * ginclude/iso646.h: Likewise.
1321 * ginclude/stdarg.h: Likewise.
1322 * ginclude/stdbool.h: Likewise.
1323 * ginclude/stddef.h: Likewise.
1324 * ginclude/stdfix.h: Likewise.
1325 * ginclude/stdint-gcc.h: Likewise.
1326 * ginclude/tgmath.h: Likewise.
1327 * gthr-aix.h: Likewise.
1328 * gthr-dce.h: Likewise.
1329 * gthr-gnat.c: Likewise.
1330 * gthr-gnat.h: Likewise.
1331 * gthr-lynx.h: Likewise.
1332 * gthr-mipssde.h: Likewise.
1333 * gthr-nks.h: Likewise.
1334 * gthr-posix.c: Likewise.
1335 * gthr-posix.h: Likewise.
1336 * gthr-posix95.h: Likewise.
1337 * gthr-rtems.h: Likewise.
1338 * gthr-single.h: Likewise.
1339 * gthr-solaris.h: Likewise.
1340 * gthr-tpf.h: Likewise.
1341 * gthr-vxworks.h: Likewise.
1342 * gthr-win32.h: Likewise.
1344 * libgcc2.c: Likewise.
1345 * libgcc2.h: Likewise.
1346 * libgcov.c: Likewise.
1347 * tsystem.h: Likewise.
1348 * typeclass.h: Likewise.
1349 * unwind-c.c: Likewise.
1350 * unwind-compat.h: Likewise.
1351 * unwind-dw2-fde-compat.c: Likewise.
1352 * unwind-dw2-fde-darwin.c: Likewise.
1353 * unwind-dw2-fde-glibc.c: Likewise.
1354 * unwind-dw2-fde.c: Likewise.
1355 * unwind-dw2-fde.h: Likewise.
1356 * unwind-dw2.c: Likewise.
1357 * unwind-dw2.h: Likewise.
1358 * unwind-generic.h: Likewise.
1359 * unwind-pe.h: Likewise.
1360 * unwind-sjlj.c: Likewise.
1361 * unwind.inc: Likewise.
1362 * config/arm/neon-gen.ml: Change generated copyright header to
1363 refer to version 3 of the GNU General Public License with
1364 version 3.1 of the GCC Runtime Library Exception and to point
1365 readers at the COPYING3 and COPYING3.RUNTIME files and the
1366 FSF's license web page.
1367 * config/arm/arm_neon.h: Regenerate.
1369 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1371 * config/cris/cris.md: Change copyright header to refer to version
1372 3 of the GNU General Public License.
1373 * doc/install.texi2html: Change copyright header to refer to version
1374 3 of the GNU General Public License and to point readers at the
1375 COPYING3 file and the FSF's license web page.
1376 * config/vax/linux.h: Likewise.
1378 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1380 * config/i386/i386.md (cmpcc): New.
1381 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1382 (sync_compare_and_swap_cc*): Delete.
1384 * config/s390/s390.c (s390_compare_emitted): Remove.
1385 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1386 s390_compare_emitted used to be handled. Assert that modes match.
1387 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1388 refer to sync_compare_and_swap_ccsi.
1389 * config/s390/s390.h (s390_compare_emitted): Remove.
1390 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1391 instead of s390_compare_emitted.
1392 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1393 instead of s390_compare_emitted.
1394 * config/s390/s390.md (cmpcc): New.
1395 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1396 CC_REGNUM, do not pretend it's set.
1397 (sync_compare_and_swap_cc*): Delete.
1398 * config/s390/predicates.md (cc_reg_operand): New.
1400 * expr.c (sync_compare_and_swap_cc): Delete.
1401 * optabs.h (sync_compare_and_swap_cc): Delete.
1402 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1403 is being used with can_compare_p.
1404 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1406 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1407 look for a MODE_CC set instead. Use emit_store_flag.
1408 (expand_compare_and_swap_loop): Likewise, with some additional
1409 complication to avoid a force_reg when useless. Use
1410 emit_cmp_and_jump_insns.
1411 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1412 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1413 sync_compare_and_swap documentation.
1415 2009-04-09 Jan Hubicka <jh@suse.cz>
1417 * except.c (find_prev_try): Break out from ....
1418 (duplicate_eh_regions): ... here; properly update prev_try pointers
1419 when duplication part of tree.
1420 (dump_eh_tree): Improve dumping.
1421 (verify_eh_region): New.
1422 (verify_eh_tree): Use it.
1424 2009-04-06 Richard Guenther <rguenther@suse.de>
1426 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1427 &ARRAY addresses by adjusting their types and prepending
1429 * tree-cfg.c (verify_gimple_assign_single): Verify that
1430 addresses are correct.
1432 2009-04-09 Richard Guenther <rguenther@suse.de>
1434 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1435 indices into an array reference if possible.
1436 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1437 Fold POINTER_PLUS_EXPR statements with invariant address.
1439 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1442 * config.gcc (powerpc64-*-linux*): Always build biarch.
1444 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1447 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1448 it and pedwarn if this results in an INTEGER_CST.
1450 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1452 * doc/install.texi: Update minimum GMP version. Remove obsolete
1453 text in MPFR section.
1455 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1457 * dwarf2out.c (class_scope_p): New static inline.
1458 (class_or_namespace_scope_p): Use it.
1459 (gen_variable_die): Use DW_TAG_member tag for static data member
1460 declarations instead of DW_TAG_variable.
1463 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1466 2009-04-08 Richard Guenther <rguenther@suse.de>
1468 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1469 valueize random data.
1471 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1473 * config.gcc (aix tm_file): Add aix-stdint.h.
1474 (aix tm clause use_gcc_stdint): Set to wrap.
1475 * config/rs6000/aix-stdint.h: New file.
1477 2009-04-08 Richard Guenther <rguenther@suse.de>
1480 * tree-dfa.c (add_referenced_var): Do not recurse into
1481 global initializers.
1482 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1484 (fold_const_aggregate_ref): Likewise.
1486 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1488 * recog.c (ordered_comparison_operator): New.
1489 * gensupport.c (std_preds): Add it.
1490 * doc/md.texi (Machine-Independent Predicates): Document it.
1492 2009-04-08 Jan Hubicka <jh@suse.cz>
1494 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1495 * function.h (rtl_eh): Remove exception_handler_label_map.
1496 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1497 remove_exception_handler_label, for_each_eh_label_1): Remove.
1498 (rtl_remove_unreachable_regions): Remove.
1499 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1500 (find_exception_handler_labels): Don't build the hashtable.
1501 (maybe_remove_eh_handler): Remove.
1502 (for_each_eh_label): Rewrite to walk the tree.
1503 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1504 * except.h (maybe_remove_eh_handler): Remove.
1505 * passes.c (init_optimization_passes): Schedule second EH cleanup
1507 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1508 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1510 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1512 * genoutput.c (validate_optab_operands): New.
1513 (gen_insn, gen_expand): Call it.
1515 * genflags.c (gen_insn): Detect misused iterators.
1516 (main): Pass line_no to gen_insn, exit with status 1 on error.
1518 * genextract.c (line_no): Make global.
1519 (VEC_safe_set_locstr): Change assertion to error message.
1520 (main): Exit with status 1 on error.
1522 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1526 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1527 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1528 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1529 * c-convert.c (convert): Do not call fold on results of conversion
1530 functions when the result is a C_MAYBE_CONST_EXPR.
1531 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1532 of __builtin_choose_expr.
1533 * c-typeck.c (remove_c_maybe_const_expr): New.
1534 (build_unary_op, build_conditional_expr, build_compound_expr,
1535 build_binary_op, c_objc_common_truthvalue_conversion): Call
1536 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1539 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1541 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1542 CODE to produce a new one. Add a prototype to use fold_convert_const
1544 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1547 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1548 mix declarations and code.
1550 2009-04-08 Ben Elliston <bje@au.ibm.com>
1552 * gcc.c: Replace `CC' with `GCC' throughout.
1554 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1556 * doc/invoke.texi: Document Atom support.
1558 2009-04-07 Jason Merrill <jason@redhat.com>
1561 * c-common.h, c-common.c: Add flag_pretty_templates.
1562 * c-opts.c (c_common_handle_option): Set it.
1563 * c.opt: Add -fno-pretty-templates.
1564 * doc/invoke.texi (C++ Dialect Options): Likewise.
1566 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1568 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1569 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1570 (ia64_expand_builtin): Likewise.
1572 2009-04-07 Martin Jambor <mjambor@suse.cz>
1574 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1575 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1576 ADDR_EXPRS are include too.
1578 2009-04-07 Richard Guenther <rguenther@suse.de>
1580 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1581 decls are only used if passes as parameters or if they are
1582 local statics and the call is not to a builtin.
1583 (call_may_clobber_ref_p_1): Likewise.
1585 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1587 * expr.c (do_store_flag): Remove last argument. Simplify code
1588 to avoid duplication of tests already done by can_compare_p.
1589 (expand_expr_real_1): Adjust caller.
1591 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1593 * optabs.c (can_compare_p): Test the predicate of a
1594 cbranch and cstore pattern.
1596 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1598 * expr.c (convert_move): Use emit_store_flag instead of
1601 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1603 * config/i386/i386.c (ix86_compare_emitted): Remove.
1604 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1605 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1606 * config/i386/i386.h (ix86_compare_emitted): Remove.
1607 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1608 instead of ix86_compare_emitted.
1609 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1611 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1613 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1614 Add t-sysroot-suffix to tmake_file.
1615 * config/print-sysroot-suffix.sh: New file.
1616 * config/t-sysroot-suffix: New file.
1618 2009-04-07 Ben Elliston <bje@au.ibm.com>
1620 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1621 as the latter produces a warning when the target does not support
1624 2009-04-07 Ben Elliston <bje@au.ibm.com>
1626 * dfp.c: Replace type punning assignments with memcpy throughout.
1627 * Makefile.in (dfp.o-warn): Remove.
1629 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1632 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1633 Include soft-fp/t-softfp after rs6000/t-linux64.
1635 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1637 * stor-layout.c (set_sizetype): Use the full precision of their
1638 machine mode for bitsize types.
1640 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1642 * config/i386/i386.md: Revert 2 accidental checkins.
1644 2009-04-06 Joey Ye <joey.ye@intel.com>
1645 Xuepeng Guo <xuepeng.guo@intel.com>
1646 H.J. Lu <hongjiu.lu@intel.com>
1648 Atom pipeline model, tuning and insn selection.
1649 * config.gcc (atom): Add atom config options and target.
1651 * config/i386/atom.md: New.
1653 * config/i386/i386.c (atom_cost): New cost.
1654 (m_ATOM): New macro flag.
1655 (initial_ix86_tune_features): Set m_ATOM.
1656 (x86_accumulate_outgoing_args): Likewise.
1657 (x86_arch_always_fancy_math_387): Likewise.
1658 (processor_target): Add Atom cost.
1659 (cpu_names): Add Atom cpu name.
1660 (override_options): Set Atom ISA.
1661 (ix86_issue_rate): New case PROCESSOR_ATOM.
1662 (ix86_adjust_cost): Likewise.
1664 * config/i386/i386.h (TARGET_ATOM): New target macro.
1665 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1666 (TARGET_OPT_AGU): New target option.
1667 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1668 (processor_type): Add PROCESSOR_ATOM.
1670 * config/i386/i386.md (cpu): Add new value "atom".
1671 (use_carry, movu): New attr.
1672 (atom.md): Include atom.md.
1673 (adddi3_carry_rex64): Set attr "use_carry".
1674 (addqi3_carry): Likewise.
1675 (addhi3_carry): Likewise.
1676 (addsi3_carry): Likewise.
1677 (*addsi3_carry_zext): Likewise.
1678 (subdi3_carry_rex64): Likewise.
1679 (subqi3_carry): Likewise.
1680 (subhi3_carry): Likewise.
1681 (subsi3_carry): Likewise.
1682 (x86_movdicc_0_m1_rex64): Likewise.
1683 (*x86_movdicc_0_m1_se): Likewise.
1684 (x86_movsicc_0_m1): Likewise.
1685 (*x86_movsicc_0_m1_se): Likewise.
1686 (*adddi_1_rex64): Emit add insn as much as possible.
1687 (*addsi_1): Likewise.
1688 (return_internal): Set atom_unit.
1689 (return_internal_long): Likewise.
1690 (return_pop_internal): Likewise.
1691 (*rcpsf2_sse): Set atom_sse_attr attr.
1692 (*qrt<mode>2_sse): Likewise.
1693 (*prefetch_sse): Likewise.
1695 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1697 (ix86_target_macros_internal): Likewise.
1699 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1700 (*prefetch_sse_rex): Likewise.
1701 (sse_rcpv4sf2): Likewise.
1702 (sse_vmrcpv4sf2): Likewise.
1703 (sse_sqrtv4sf2): Likewise.
1704 (<sse>_vmsqrt<mode>2): Likewise.
1705 (sse_ldmxcsr): Likewise.
1706 (sse_stmxcsr): Likewise.
1707 (*sse_sfence): Likewise.
1708 (sse2_clflush): Likewise.
1709 (*sse2_mfence): Likewise.
1710 (*sse2_lfence): Likewise.
1711 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1712 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1713 (avx_movdqu<avxmodesuffix>): Likewise.
1714 (avx_lddqu<avxmodesuffix>): Likewise.
1715 (sse2_movntv2di): Change attr "type" to "ssemov".
1716 (sse2_movntsi): Likewise.
1717 (rsqrtv8sf2): Change attr "type" to "sseadd".
1718 (sse3_addsubv2df3): Set attr "atom_unit".
1719 (sse3_h<plusminus_insn>v4sf3): Likewise.
1720 (*sse2_pmaddwd): Likewise.
1721 (*vec_extractv2di_1_rex64): Likewise.
1722 (*vec_extractv2di_1_avx): Likewise.
1723 (sse2_psadbw): Likewise.
1724 (ssse3_phaddwv8hi3): Likewise.
1725 (ssse3_phaddwv4hi3): Likewise.
1726 (ssse3_phadddv4si3): Likewise.
1727 (ssse3_phadddv2si3): Likewise.
1728 (ssse3_phaddswv8hi3): Likewise.
1729 (ssse3_phaddswv4hi3): Likewise.
1730 (ssse3_phsubwv8hi3): Likewise.
1731 (ssse3_phsubwv4hi3): Likewise.
1732 (ssse3_phsubdv4si3): Likewise.
1733 (ssse3_phsubdv2si3): Likewise.
1734 (ssse3_phsubswv8hi3): Likewise.
1735 (ssse3_phsubswv4hi3): Likewise.
1736 (ssse3_pmaddubsw128): Likewise.
1737 (sse3_pmaddubsw: Likewise.
1738 (ssse3_palignrti): Likewise.
1739 (ssse3_palignrdi): Likewise.
1741 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1743 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1745 2009-04-06 Richard Guenther <rguenther@suse.de>
1747 PR tree-optimization/28868
1748 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1749 of which PHI results we inserted.
1750 (insert_into_preds_of_block): Record inserted PHIs.
1751 (eliminate): Eliminate redundant PHI nodes.
1752 (init_pre): Init inserted_phi_names.
1754 2009-04-06 Richard Guenther <rguenther@suse.de>
1756 PR tree-optimization/39643
1757 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1758 IMAGPART_EXPRs of complex constants.
1759 (execute_fold_all_builtins): If we folded a call queue
1760 TODO_update_address_taken.
1762 2009-04-06 Jan Hubicka <jh@suse.cz>
1765 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1768 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1770 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1772 (ic_invalidate_array): Likewise.
1774 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1776 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1777 alignment for library calls.
1779 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1781 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1782 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1783 * config/i386/mingw-stdint.h: New file.
1785 2009-04-05 Richard Guenther <rguenther@suse.de>
1787 PR tree-optimization/39648
1788 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1789 our &A vs. &A[0] IL deficiencies.
1791 2009-04-04 Jan Hubicka <jh@suse.cz>
1793 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1794 removed toplevel regions.
1795 (sjlj_mark_call_sites): Likewise.
1797 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1799 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1800 (cygwin tm clause use_gcc_stdint): Set to wrap.
1801 * config/i386/cygwin-stdint.h: New file.
1803 2009-04-04 Richard Guenther <rguenther@suse.de>
1805 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1806 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1807 single-argument PHIs if we are in loop-closed SSA form.
1808 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1809 for the pre-condition.
1810 (slpeel_tree_peel_loop_to_edge): Likewise.
1811 (vect_build_loop_niters): Take an optional sequence to append stmts.
1812 (vect_generate_tmps_on_preheader): Likewise.
1813 (vect_do_peeling_for_loop_bound): Take extra guards for the
1815 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1816 the cost model check.
1817 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1818 guards if we are going to peel. Do not apply versioning in that case.
1819 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1820 (vect_do_peeling_for_loop_bound): Likewise.
1821 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1822 loop bound only record extra pre-conditions, do not apply loop
1825 2009-04-04 Richard Guenther <rguenther@suse.de>
1827 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1830 2009-04-04 Jan Hubicka <jh@suse.cz>
1832 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1833 last_basic_block for size of bb->index indexed array.
1834 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1835 compute_out, link_btr_uses, build_btr_def_use_webs,
1836 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1838 2009-04-04 Jan Hubicka <jh@suse.cz>
1840 * except.c (remove_eh_handler_and_replace): Break out from ...
1841 (remove_eh_handler): ... here.
1842 (bring_to_root): New function.
1843 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1844 handled ones, bring others to root of tree.
1846 2009-04-04 Jan Hubicka <jh@suse.cz>
1848 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1849 (all_phis_safe_to_merge): New function.
1850 (update_info): New structure.
1851 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1852 (cleanup_empty_eh): Update SSA if possible.
1854 2009-04-04 Richard Guenther <rguenther@suse.de>
1856 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1857 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1858 (append_vuse): Likewise.
1860 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1862 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1863 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1864 instead of REG_UNSAVED for DW_CFA_undefined.
1865 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1866 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1869 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1872 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1873 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1874 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1876 2009-04-04 Richard Guenther <rguenther@suse.de>
1878 PR tree-optimization/8781
1879 PR tree-optimization/37892
1880 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1881 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1882 (valueize_refs): Call it for *& valueizations.
1883 (shared_reference_ops_from_ref): Rename to ...
1884 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1885 (shared_reference_ops_from_call): Rename to ...
1886 (valueize_shared_reference_ops_from_call): ... this and valueize.
1887 (vn_reference_lookup): Update.
1888 (visit_reference_op_call): Likewise.
1889 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1890 (eliminate): Value-replace the call address in call statements.
1892 2009-04-04 Richard Guenther <rguenther@suse.de>
1894 PR tree-optimization/39636
1895 * tree-ssa-forwprop.c
1896 (forward_propagate_addr_into_variable_array_index): Check for
1897 GIMPLE_ASSIGN before accessing the rhs code.
1899 2009-04-03 Jason Merrill <jason@redhat.com>
1901 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1903 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1905 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1906 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1907 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1908 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1909 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1910 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1911 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1912 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1913 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1914 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1915 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1916 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1917 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1918 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1919 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1920 Use fr_reg_or_fp01_operand instead of fr_register_operand
1922 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1923 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1924 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1926 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1928 PR rtl-optimization/39607
1929 PR rtl-optimization/39631
1933 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1934 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1935 instead of DF_LR_OUT.
1936 * ira-lives.c (process_bb_node_lives): Ditto.
1937 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1938 instead of DF_LR_{OUT,IN}.
1939 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1940 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1942 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1944 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1945 (execute_lower_omp): Always run but take the short way out if -fopenmp
1947 (gate_lower_omp): Remove, forcing the pass manager to always run the
1948 pass and always set PROP_gimple_lomp.
1949 (pass_lower_omp): Remove gate function.
1950 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1951 PROP_trees. Instead, require it.
1952 * ipa-cp.c (pass_ipa_cp): Likewise.
1953 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1954 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1955 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1956 and PROP_gimple_leh.
1958 2009-04-03 Richard Guenther <rguenther@suse.de>
1961 PR tree-optimization/23940
1962 PR tree-optimization/33237
1965 PR tree-optimization/36201
1966 PR tree-optimization/36230
1967 PR tree-optimization/38049
1968 PR tree-optimization/38207
1969 PR tree-optimization/38230
1970 PR tree-optimization/38301
1971 PR tree-optimization/38585
1973 PR tree-optimization/38985
1974 PR tree-optimization/39299
1975 * tree-ssa-structalias.h: Remove.
1976 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1977 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1978 (struct vuse_element_d): Remove.
1979 (struct vuse_vec_d): Likewise.
1980 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1981 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1982 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1983 VUSE_ELEMENT_VAR): Likewise.
1984 (struct voptype_d): Likewise.
1985 (NUM_VOP_FREE_BUCKETS): Likewise.
1986 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1987 (struct stmt_operands_d): Remove.
1988 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1989 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1990 VDEF_NUM, VDEF_VECT): Likewise.
1991 (copy_virtual_operands): Remove.
1992 (operand_build_cmp): Likewise.
1993 (create_ssa_artificial_load_stmt): Likewise.
1994 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1995 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1996 vuse_index and mayuse_index members. Pack and move done and iter_type
1997 members to the front.
1998 (SSA_OP_VMAYUSE): Remove.
1999 (SSA_OP_VIRTUAL_USES): Adjust.
2000 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
2001 (unlink_stmt_vdef): Declare.
2002 (add_to_addressable_set): Remove.
2003 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
2004 (vrp_visit_stmt): Likewise.
2005 * doc/tree-ssa.texi (Alias analysis): Update.
2006 * doc/invoke.texi (max-aliased-vops): Remove docs.
2007 (avg-aliased-vops): Likewise.
2008 * tree-into-ssa.c (syms_to_rename): Remove.
2009 (need_to_update_vops_p): Likewise.
2010 (need_to_initialize_update_ssa_p): Rename to ...
2011 (update_ssa_initialized_fn): ... this. Track function we are
2013 (symbol_marked_for_renaming): Simplify.
2014 (add_new_name_mapping): Do not set need_to_update_vops_p.
2015 (dump_currdefs): Use SYMS_TO_RENAME.
2016 (rewrite_update_stmt): Always walk all uses/defs.
2017 (dump_update_ssa): Adjust.
2018 (init_update_ssa): Take function argument. Track what we are
2020 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2021 (create_new_def_for): Initialize for cfun, assert we are initialized
2023 (mark_sym_for_renaming): Simplify.
2024 (mark_set_for_renaming): Do not initialize update-ssa.
2025 (need_ssa_update_p): Simplify. Take function argument.
2026 (name_mappings_registered_p): Assert we ask for the correct function.
2027 (name_registered_for_update_p): Likewise.
2028 (ssa_names_to_replace): Likewise.
2029 (release_ssa_name_after_update_ssa): Likewise.
2030 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2031 (dump_decl_set): Do not print a newline.
2032 (debug_decl_set): Do it here.
2033 (dump_update_ssa): And here.
2034 * tree-ssa-loop-im.c (move_computations): Adjust.
2035 (movement_possibility): Likewise.
2036 (determine_max_movement): Likewise.
2037 (gather_mem_refs_stmt): Likewise.
2038 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2040 * tree-complex.c (update_all_vops): Remove.
2041 (expand_complex_move): Adjust.
2042 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2043 Simplify test for memory referencing statement. Exclude
2044 non-invariant ADDR_EXPRs.
2045 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2046 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2047 (rdg_flag_uses): Likewise.
2048 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2050 (tree_optimize_tail_calls_1): Also split the
2051 edge from the entry block if we have degenerate PHI nodes in
2052 the first basic block.
2053 * tree.c (init_ttree): Remove memory-tag related code.
2054 (tree_code_size): Likewise.
2055 (tree_node_structure): Likewise.
2056 (build7_stat): Re-write to be build6_stat.
2057 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2058 (SSA_VAR_P): Adjust.
2059 (struct tree_memory_tag): Remove.
2060 (struct tree_memory_partition_tag): Likewise.
2061 (union tree_node): Adjust.
2062 (build7): Re-write to be build6.
2063 * tree-pass.h (pass_reset_cc_flags): Remove.
2064 (TODO_update_address_taken): New flag.
2065 (pass_simple_dse): Remove.
2066 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2067 * params.h (MAX_ALIASED_VOPS): Remove.
2068 (AVG_ALIASED_VOPS): Likewise.
2069 * omp-low.c (expand_omp_taskreg): Update SSA form.
2070 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2071 aliases the lhs in a copy stmt.
2072 * tree-ssa-dse.c (struct address_walk_data): Remove.
2073 (memory_ssa_name_same): Likewise.
2074 (memory_address_same): Likewise.
2075 (get_kill_of_stmt_lhs): Likewise.
2076 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2077 unused stores. Look through PHI nodes into post-dominated regions.
2078 (dse_optimize_stmt): Simplify. Properly remove stores.
2079 (tree_ssa_dse): Compute dominators.
2080 (execute_simple_dse): Remove.
2081 (pass_simple_dse): Likewise.
2082 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2083 gimple_loaded_syms and gimple_stored_syms computation.
2084 * toplev.c (dump_memory_report): Dump alias and pta stats.
2085 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2086 (vn_reference_eq): Likewise.
2087 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2088 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2089 valueize_vuses): Remove.
2090 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2091 (get_def_ref_stmt_vuse): ... this.
2092 (vn_reference_lookup_2): New function.
2093 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2094 walking equivalent vuses. Simplify.
2095 (vn_reference_lookup): Likewise.
2096 (vn_reference_insert): Likewise.
2097 (vn_reference_insert_pieces): Likewise.
2098 (visit_reference_op_call): Simplify.
2099 (visit_reference_op_load): Likewise.
2100 (visit_reference_op_store): Likewise.
2101 (init_scc_vn): Remove shared_lookup_vuses initialization.
2102 (free_scc_vn): Remove shared_lookup_vuses freeing.
2103 (sort_vuses, sort_vuses_heap): Remove.
2104 (get_ref_from_reference_ops): Export.
2105 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2106 vector with single vuse pointer.
2107 (vn_reference_lookup_pieces, vn_reference_lookup,
2108 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2109 (shared_vuses_from_stmt): Remove.
2110 (get_ref_from_reference_ops): Declare.
2111 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2112 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2113 memory-tag related code.
2114 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2115 (likely_value): Add comment, skip static-chain of call statements.
2116 (surely_varying_stmt_p): Adjust.
2117 (gimplify_and_update_call_from_tree): Likewise.
2118 (execute_fold_all_builtins): Do not rebuild alias info.
2119 (gimplify_and_update_call_from_tree): Properly update VOPs.
2120 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2121 (copy_ref_info): Remove memory-tag related code.
2122 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2123 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2124 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2126 * tree-ssa-dom.c (gimple_p): Remove typedef.
2127 (eliminate_redundant_computations): Adjust.
2128 (record_equivalences_from_stmt): Likewise.
2129 (avail_expr_hash): Likewise.
2130 (avail_expr_eq): Likewise.
2131 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2132 (stmt_makes_single_load): Likewise.
2133 (stmt_makes_single_store): Likewise.
2134 * tree-ssa-alias.c: Rewrite completely.
2135 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2136 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2137 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2138 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2139 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2140 Remove public functions.
2141 (pass_reset_cc_flags): Remove.
2142 (pass_build_alias): Move ...
2143 * tree-ssa-structalias.c (pass_build_alias): ... here.
2144 * tree-ssa-alias.c (may_be_aliased): Move ...
2145 * tree-flow-inline.h (may_be_aliased): ... here.
2146 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2147 count_uses_and_derefs): Move ...
2148 * gimple.c: ... here.
2149 * gimple.h (count_uses_and_derefs): Declare.
2150 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2151 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2152 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2153 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2154 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2155 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2156 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2158 * tree-dfa.c (refs_may_alias_p): Move ...
2159 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2160 * tree-ssa-alias.h: New file.
2161 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2162 (statement_sink_location): Likewise.
2163 * opts.c (decode_options): Do not adjust max-aliased-vops or
2164 avg-aliased-vops values.
2165 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2166 (TV_CALL_CLOBBER): Likewise.
2167 (TV_FLOW_SENSITIVE): Likewise.
2168 (TV_FLOW_INSENSITIVE): Likewise.
2169 (TV_MEMORY_PARTITIONING): Likewise.
2170 (TV_ALIAS_STMT_WALK): New timevar.
2171 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2172 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2173 (get_address_description): Remove memory-tag related code.
2174 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2175 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2176 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2177 and immediate uses in statements. Document.
2178 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2179 (dump_symbols): Remove.
2180 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2181 * alias.c (get_deref_alias_set): New function split out from ...
2182 (get_alias_set): ... here.
2183 * alias.h (get_deref_alias_set): Declare.
2184 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2185 type parameter. Remove restrict pointer handling. Create a
2186 ref-all pointer in case type-based alias sets do not conflict.
2187 (vect_analyze_data_refs): Remove SMT related code.
2188 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2189 (vectorizable_load): Likewise.
2190 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2191 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2192 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2193 Ignore vops and SMTs.
2194 (dr_analyze_alias): Likewise..
2195 (free_data_ref): Likewise.
2196 (create_data_ref): Likewise.
2197 (analyze_all_data_dependences): Likewise.
2198 (get_references_in_stmt): Adjust.
2199 * tree-flow-inline.h (gimple_aliases_computed_p,
2200 gimple_addressable_vars, gimple_call_clobbered_vars,
2201 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2202 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2203 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2204 gimple_mem_ref_stats): Remove.
2205 (gimple_vop): New function.
2206 (op_iter_next_use): Remove vuses and mayuses cases.
2207 (op_iter_next_def): Remove vdefs case.
2208 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2209 (clear_and_done_ssa_iter): Do not set removed fields.
2210 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2211 Assert we are not iterating over vuses or vdefs if not also
2212 iterating over uses or defs.
2213 (op_iter_init_use): Likewise.
2214 (op_iter_init_def): Likewise.
2215 (op_iter_next_vdef): Remove.
2216 (op_iter_next_mustdef): Likewise.
2217 (op_iter_init_vdef): Likewise.
2218 (compare_ssa_operands_equal): Likewise.
2219 (link_use_stmts_after): Handle vuse operand.
2220 (is_call_used): Use is_call_clobbered.
2221 (is_call_clobbered): Global variables are always call clobbered,
2222 query the call-clobbers bitmap.
2223 (mark_call_clobbered): Ignore global variables.
2224 (clear_call_clobbered): Likewise.
2225 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2226 virtual operands sanity check.
2227 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2229 (TARGET_MEM_REF): Remove TMR_TAG operand.
2230 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2231 Remove call-clobber related code.
2232 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2233 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2234 partitions or escape reason.
2235 (get_single_def_stmt, get_single_def_stmt_from_phi,
2236 get_single_def_stmt_with_phi): Remove.
2237 (dump_referenced_vars): Tidy.
2238 (get_ref_base_and_extent): Allow bare decls.
2239 (collect_dfa_stats): Adjust.
2240 * graphite.c (rename_variables_in_stmt): Adjust.
2241 (graphite_copy_stmts_from_block): Likewise.
2242 (translate_clast): Likewise.
2243 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2245 (translate_vuse_through_block): Use the oracle.
2246 (phi_translate_1): Adjust.
2247 (value_dies_in_block_x): Use the oracle. Cache the outcome
2249 (valid_in_sets): Check if the VUSE for
2250 a REFERENCE is available.
2251 (eliminate): Do not remove stmts during elimination,
2252 instead queue and remove them afterwards.
2253 (do_pre): Do not rebuild alias info.
2254 (pass_pre): Run TODO_rebuild_alias before PRE.
2255 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2256 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2257 (mark_all_v_defs_stmt): Remove.
2258 (mark_all_v_defs_seq): Adjust.
2259 (sra_replace): Likewise.
2260 (scalarize_use): Likewise.
2261 (scalarize_copy): Likewise.
2262 (scalarize_init): Likewise.
2263 (scalarize_ldst): Likewise.
2264 (todoflags): Remove.
2265 (tree_sra): Do not rebuild alias info.
2266 (tree_sra_early): Adjust.
2267 (pass_sra): Run TODO_update_address_taken before SRA.
2268 * tree-predcom.c (set_alias_info): Remove.
2269 (prepare_initializers_chain): Do not call it.
2270 (mark_virtual_ops_for_renaming): Adjust.
2271 (mark_virtual_ops_for_renaming_list): Remove.
2272 (initialize_root_vars): Adjust.
2273 (initialize_root_vars_lm): Likewise.
2274 (prepare_initializers_chain): Likewise.
2275 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2276 (may_propagate_copy_into_stmt): Likewise.
2277 (merge_alias_info): Do nothing for now.
2278 (propagate_tree_value_into_stmt): Adjust.
2279 (stmt_may_generate_copy): Likewise.
2280 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2281 not mark symbols for renaming.
2282 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2283 with the same statement, make sure to update the new pointed-to one.
2284 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2285 call statements, do not mark symbols for renaming.
2286 (mark_operand_necessary): Dump something.
2287 (ref_may_be_aliased): New function.
2288 (mark_aliased_reaching_defs_necessary_1): New helper function.
2289 (mark_aliased_reaching_defs_necessary): Likewise.
2290 (mark_all_reaching_defs_necessary_1): Likewise.
2291 (mark_all_reaching_defs_necessary): Likewise.
2292 (propagate_necessity): Do not process virtual PHIs. For
2293 non-aliased loads mark all reaching definitions as necessary.
2294 For aliased loads and stores mark the immediate dominating
2295 aliased clobbers as necessary.
2296 (visited): New global static.
2297 (perform_tree_ssa_dce): Free visited bitmap after propagating
2299 (remove_dead_phis): Perform simple dead virtual PHI removal.
2300 (remove_dead_stmt): Properly unlink virtual operands when
2302 (eliminate_unnecessary_stmts): Schedule PHI removal after
2304 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2305 (process_replaceable): Likewise.
2306 (find_replaceable_in_bb): Likewise.
2307 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2308 based on the single gimple vop.
2309 (verify_flow_insensitive_alias_info): Remove.
2310 (verify_flow_sensitive_alias_info): Likewise.
2311 (verify_call_clobbering): Likewise.
2312 (verify_memory_partitions): Likewise.
2313 (verify_alias_info): Likewise.
2314 (verify_ssa): Adjust..
2315 (execute_update_addresses_taken): Export. Update SSA
2316 manually. Optimize only when optimizing. Use a local bitmap.
2317 (pass_update_address_taken): Remove TODO_update_ssa, add
2319 (pass_update_address_taken): Just use TODO_update_address_taken.
2320 (init_tree_ssa): Do not initialize addressable_vars.
2321 (verify_ssa): Verify new VUSE / VDEF properties.
2322 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2323 Do not call verify_alias_info.
2324 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2325 Do not free the loaded and stored syms bitmaps. Reset the escaped
2326 and callused solutions. Do not free addressable_vars.
2327 Remove memory-tag related code.
2328 (warn_uninitialized_var): Aliases are always available.
2329 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2330 * lambda-code.c (can_put_in_inner_loop): Adjust.
2331 (can_put_after_inner_loop): Likewise.
2332 (perfect_nestify): Likewise.
2333 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2334 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2335 (vectorizable_conversion): Do not mark symbols for renaming.
2336 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2337 (expand_call_inline): Unlink the calls virtual operands before
2339 (tree_function_versioning): Do not call update_ssa if we are not
2340 updating clones. Simplify.
2341 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2342 (propagate_with_phi): Likewise..
2343 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2344 clobber code. Assert we are not aliased or global.
2345 * tree-flow.h: Include tree-ssa-alias.h
2346 (enum escape_type): Remove.
2347 (struct mem_sym_stats_d): Likewise.
2348 (struct mem_ref_stats_d): Likewise.
2349 (struct gimple_df): Add vop member. Remove global_var,
2350 call_clobbered_vars, call_used_vars, addressable_vars,
2351 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2352 escaped and callused members.
2353 (struct ptr_info_def): Remove all members, add points-to solution
2355 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2356 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2357 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2358 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2359 (tree-ssa-alias.o): Likewise.
2360 (toplev.o): Add tree-ssa-alias.h
2361 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2362 * gimple.c (gimple_set_bb): Fix off-by-one error.
2363 (is_gimple_reg): Do not handle memory tags.
2364 (gimple_copy): Also copy virtual operands.
2365 Delay updating the statement. Do not reset loaded and stored syms.
2366 (gimple_set_stored_syms): Remove.
2367 (gimple_set_loaded_syms): Likewise.
2368 (gimple_call_copy_skip_args): Copy the virtual operands
2369 and mark the new statement modified.
2370 * tree-ssa-structalias.c (may_alias_p): Remove.
2371 (set_uids_in_ptset): Take the alias set to prune with as
2372 parameter. Fold in the alias test of may_alias_p.
2373 (compute_points_to_sets): Compute whether a ptr is dereferenced
2375 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2376 other ADDRESSOF constraints on the lhs.
2377 (get_constraint_for_component_ref): Assert that we don't get
2378 ADDRESSOF constraints from the base of the reference.
2379 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2380 (struct variable_info): Remove collapsed_to member.
2381 (get_varinfo_fc): Remove.
2382 (new_var_info): Do not set collapsed_to.
2383 (dump_constraint): Do not follow cycles.
2384 (dump_constraint_graph): Likewise.
2385 (build_pred_graph): Likewise.
2386 (build_succ_graph): Likewise.
2387 (rewrite_constraints): Likewise.
2388 (do_simple_structure_copy): Remove.
2389 (do_rhs_deref_structure_copy): Remove.
2390 (do_lhs_deref_structure_copy): Remove.
2391 (collapse_rest_of_var): Remove.
2392 (do_structure_copy): Re-implement.
2393 (pta_stats): New global variable.
2394 (dump_pta_stats): New function.
2395 (struct constraint_expr): Make offset signed.
2396 (UNKNOWN_OFFSET): Define special value.
2397 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2398 (solution_set_expand): New helper function split out from ...
2399 (do_sd_constraint): ... here.
2400 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2401 (do_ds_constraint): Likewise.
2402 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2403 and CALLUSED = *CALLUSED.
2404 (set_union_with_increment): Make inc argument signed.
2405 (type_safe): Remove.
2406 (get_constraint_for_ptr_offset): Handle unknown and negative
2408 (first_vi_for_offset): Handle offsets before start. Bail
2409 out early for offsets beyond the variable extent.
2410 (first_or_preceding_vi_for_offset): New function.
2411 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2412 Together with ESCAPED = *ESCAPED this properly computes reachability.
2413 (find_what_var_points_to): New function.
2414 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2415 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2416 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2417 pt_solutions_intersect): New functions.
2418 (compute_call_used_vars): Remove.
2419 (compute_may_aliases): New main entry into PTA computation.
2420 * gimple.h (gimple_p): New typedef.
2421 (struct gimple_statement_base): Remove references_memory_p.
2422 (struct gimple_statement_with_memory_ops_base): Remove
2423 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2425 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2426 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2427 gimple_set_references_memory): Remove.
2428 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2429 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2431 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2432 (verify_expr): Allow RESULT_DECL.
2433 (gimple_duplicate_bb): Do not copy virtual operands.
2434 (gimple_duplicate_sese_region): Adjust.
2435 (gimple_duplicate_sese_tail): Likewise.
2436 (mark_virtual_ops_in_region): Remove.
2437 (move_sese_region_to_fn): Do not call it.
2438 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2439 and pass_simple_dse.
2440 (execute_function_todo): Handle TODO_update_address_taken,
2441 call execute_update_addresses_taken for TODO_rebuild_alias.
2442 (execute_todo): Adjust.
2443 (execute_one_pass): Init dump files early.
2444 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2446 (create_general_new_stmt): Clear vops.
2447 * tree-ssa-reassoc.c (get_rank): Adjust.
2448 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2449 symbols for renaming.
2450 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2451 (PARAM_AVG_ALIASED_VOPS): Likewise.
2452 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2453 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2454 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2455 (operand_build_cmp, copy_virtual_operands,
2456 create_ssa_artificial_load_stmt, add_to_addressable_set,
2457 gimple_add_to_addresses_taken): Remove public functions.
2458 (unlink_stmt_vdef): New function.
2460 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2462 * config.gcc (powerpc-*-linux*): Merge variants.
2464 2009-04-02 Chao-ying Fu <fu@mips.com>
2465 James Grosbach <james.grosbach@microchip.com>
2467 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2468 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2470 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2471 keep_interrupts_masked_p, use_debug_exception_return_p.
2472 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2473 keep_interrupts_masked, use_debug_exception_return.
2474 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2475 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2477 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2478 (mips_print_operand): Process COP0 registers to print $0 .. $31
2479 correctly for GAS to process.
2480 (mips_interrupt_extra_call_saved_reg_p): New function.
2481 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2483 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2484 (mips_compute_frame_info): Add supports for interrupt context that
2485 includes doubleword accumulators and COP0 registers.
2486 (mips_for_each_saved_acc): New function.
2487 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2488 mips_for_each_saved_reg.
2489 (mips_save_reg): Save accumulators.
2490 (mips_kernel_reg_p): A new for_each_rtx callback.
2491 (mips_expand_prologue): Support interrupt handlers.
2492 (mips_restore_reg): Restore accumulators.
2493 (mips_expand_epilogue): Support interrupt handlers.
2494 (mips_can_use_return_insn): Return false for interrupt handlers.
2495 (mips_epilogue_uses): New function.
2496 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2497 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2498 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2499 cop0_move): New instructions.
2500 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2501 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2503 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2505 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2506 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2507 interrupt handlers, we use K0 as the temporary register.
2508 (EPILOGUE_USES): Change to a function call.
2509 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2510 handlers, we use K0 as the temporary register.
2512 * doc/extend.texi (Function Attributes): Document interrupt,
2513 use_shadow_register_set, keep_interrupts_masked,
2514 use_debug_exception_return for MIPS attributes.
2516 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2518 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2519 Remove a number of t-files from tmake_file.
2520 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2521 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2522 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2523 target_prototype, not TARGET_PROTOTYPE.
2524 (LINK_OS_GNU_SPEC): Define.
2525 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2526 and darwin-ldoubdle.c.
2528 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2531 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2532 (cpp_options): Ditto.
2533 (default_compilers): Ditto.
2534 (display_help): Ditto.
2535 (process_command): Ditto.
2537 (set_input): Use lbasename instead of duplicate code.
2538 (save_temps_prefix): New static for -save-temps=obj.
2539 (save_temps_length): Ditto.
2541 * doc/invoke.texi (-save-temps=obj): Document new variant to
2544 2009-04-02 Jeff Law <law@redhat.com>
2546 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2549 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2551 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2552 * configure: Regenerated.
2554 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2556 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2557 share the argument list.
2559 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2563 2009-02-12 Diego Novillo <dnovillo@google.com>
2565 * varpool.c (debug_varpool): New.
2566 * cgraph.h (debug_varpool): Declare.
2568 2009-04-02 Jan Hubicka <jh@suse.cz>
2570 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2573 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2575 * config/i386/i386.c (ix86_abi): Move initialization to ...
2576 (override_options): Here.
2578 2009-04-02 Christian Bruel <christian.bruel@st.com>
2580 * config/sh/sh.c (sh_dwarf_register_span): New function.
2581 (TARGET_DWARF_REGISTER_SPAN): Define.
2582 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2584 2009-04-02 Ira Rosen <irar@il.ibm.com>
2586 PR tree-optimization/39595
2587 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2588 interleaved loads group is not greater than the SLP group size.
2590 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2592 * builtins.c (is_builtin_name): New.
2593 (called_as_built_in): Use is_builtin_name.
2594 * tree.h (is_builtin_name): New.
2595 * varasm.c (incorporeal_function_p): Use is_builtin_name
2597 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2599 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2601 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2604 * c-decl.c (clone_underlying_type): Move this ...
2605 * c-common.c (set_underlying_type): ... here.
2606 Also, make sure the function properly sets TYPE_STUB_DECL() on
2607 the newly created typedef variant type.
2608 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2609 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2612 2009-04-02 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/37221
2615 * tree-flow.h (degenerate_phi_result): Declare.
2616 * tree-ssa-dom.c (degenerate_phi_result): Export.
2617 * tree-scalar-evolution.c (analyze_initial_condition): If
2618 the initial condition is defined by a degenerate PHI node
2619 use the degenerate value.
2621 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2623 PR rtl-optimization/39588
2624 * combine.c (merge_outer_ops): Do not set the constant when this
2626 (simplify_shift_const_1): Do not modify it either in this case.
2628 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2630 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2631 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2633 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2636 * c-lex.c (interpret_float): Default (no suffix) is double.
2638 2009-04-1 Xinliang David Li <davidxl@google.com>
2640 * config/i386/i386.c (legitimate_constant_p): Recognize
2641 all one vector constant.
2643 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2645 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2646 Change #include order to silence two warnings.
2648 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2650 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2651 (ASM_SPEC): Pass -k to the assembler for PIC code.
2653 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2655 * gcc/config.gcc: Add vax-*-linux* to the switch.
2656 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2657 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2661 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2662 Use predicate macros instead of GET_CODE() == foo.
2663 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2664 ashlsi3, rotrsi3, <unnamed>): Likewise.
2666 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2668 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2669 jbbccihi, jbbccisi): Remova trailing whitespace.
2670 * gcc/config/vax/constraints.md: Likewise.
2671 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2672 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2673 * gcc/config/vax/predicates.md: Likewise.
2674 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2675 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2676 * gcc/config/vax/vax.h: Likewise.
2677 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2679 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2681 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2682 (indirectable_address_p, adjacent_operands_p): Add spaces around
2684 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2686 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2688 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2689 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2690 index_term_p, reg_plus_index_p, legitimate_address_p,
2691 vax_mode_dependent_address_p): Update comments to match functions
2692 modified by the recent int->bool conversion.
2694 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2696 * gcc/config/vax/builtins.md: Update copyright message.
2697 * gcc/config/vax/constraints.md: Likewise.
2698 * gcc/config/vax/netbsd-elf.h: Likewise.
2699 * gcc/config/vax/predicates.md: Likewise.
2700 * gcc/config/vax/vax-protos.h: Likewise.
2701 * gcc/config/vax/vax.c: Likewise.
2702 * gcc/config/vax/vax.h: Likewise.
2703 * gcc/config/vax/vax.md: Likewise.
2704 * gcc/config/vax/vax.opt: Likewise.
2706 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2708 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2709 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2710 * gcc/config/vax/constraints.md (B, R): Likewise.
2711 * gcc/config/vax/predicates.md (external_memory_operand,
2712 nonimmediate_addsub_di_operand): Likewise.
2713 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2714 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2715 untyped_call): Likewise.
2717 2009-04-01 Matt Thomas <matt@3am-software.com>
2719 * config/vax/predicates.md: New file.
2720 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2721 external_const_operand, nonsymbolic_operand, external_memory_operand,
2722 indirect_memory_operand, indexed_memory_operand,
2723 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2724 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2726 * config/vax/constraints.md: New file.
2727 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2729 * config/vax/builtins.md: New file.
2730 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2731 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2733 * config/vax/vax.opt (mqmath): Add option.
2734 * config/vax/vax.md (isfx): Extend with DI.
2735 (VAXintQH, VAXintQHSD): Define.
2736 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2737 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2738 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2739 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2740 (movdi): Update constraints and use vax_output_int_move().
2741 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2742 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2743 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2744 nonlocal_goto): New.
2745 (mov<mode>): Extend accepted operand types.
2746 (subdi3_old): Rename from subdi3, change update constraints and use
2747 a new implementation.
2748 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2749 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2750 MOVE_RATIO, CLEAR_RATIO): Define.
2751 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2752 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2753 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2754 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2755 (split_quadword_operands): Make static and really allow variable
2757 (print_operand_address): Update for PIC generation.
2758 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2759 indexable_address_p, fixup_mathdi_operand,
2760 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2761 (vax_float_literal, legitimate_constant_p,
2762 indirectable_constant_address_p, index_term_p,
2763 reg_plus_index_p): Return bool instead of int.
2764 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2766 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2768 (vax_output_conditional_branch): Indent.
2769 (legitimate_constant_address_p, indirectable_constant_address_p,
2770 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2771 vax_mode_dependent_address_p): Return bool instead of int, update for
2773 * config/vax/vax-protos.h (legitimate_constant_address_p,
2774 legitimate_constant_p, legitimate_address_p,
2775 vax_mode_dependent_address_p): Change declaration to bool.
2776 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2777 vax_expand_addsub_di_operands, vax_output_int_subtract,
2778 vax_output_movmemsi): Declare.
2779 (split_quadword_operands, vax_float_literal): Delete declaration.
2780 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2781 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2782 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2783 ASM_OUTPUT_DWARF_PCREL): Define.
2784 (ASM_SPEC): Change definition to allow PIC generation.
2786 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2788 * doc/sourcebuild.texi: Update front-end requirements.
2790 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2793 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2794 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2795 (booldi3_internal3): Use boolean_or_operator instead of
2798 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2801 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2802 declarator whose size is not an integer constant expression but
2803 folds to an integer constant, then treat it as a constant
2806 2009-04-01 Richard Guenther <rguenther@suse.de>
2808 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2809 i * 4 + 2 to (i * 2 + 1) * 2.
2811 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2814 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2815 return if c_parser_asm_string_literal returned NULL.
2817 2009-04-01 Nick Clifton <nickc@redhat.com>
2819 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2821 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2822 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2823 other typedefs to avoid conflicts with libgcc2.c. Define labels
2824 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2826 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2827 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2830 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2832 * varasm.c (default_function_rodata_section): Declare DOT as
2835 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2836 Andrey Galkin <agalkin@hypercom.com>
2839 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2840 Make object_name unique for each process.
2842 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2845 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2846 addressable variables in the parallel that could go out of scope while
2847 running queued tasks.
2849 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2851 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2852 (CASE_VALUES_THRESHOLD): Redefine.
2853 * config/avr/avr.c (avr_override_options): Remove initialization of
2854 avr_case_values_threshold variable.
2855 (avr_case_values_threshold): Remove variable. Add new function.
2856 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2857 * config/avr/avr.opt (mno-tablejump): Remove option.
2858 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2860 2009-04-01 DJ Delorie <dj@redhat.com>
2862 * varasm.c (default_function_rodata_section): Don't assume
2863 anything about where the first '.' in the section name is.
2865 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2867 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2868 rs6000_emit_stack_tie.
2870 2009-03-31 Ian Lance Taylor <iant@google.com>
2872 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2873 gimple_code with GIMPLE_RESX, not RESX.
2875 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2877 * c-common.c (c_get_ident): New.
2878 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2880 2009-04-01 Ben Elliston <bje@au.ibm.com>
2882 * config/rs6000/sysv4.opt (msdata): Improve option description.
2884 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2886 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2887 (divdf3_internal_lat): Remove.
2888 (divxf3_internal_lat): Remove.
2889 (divxf3_internal_thr): Remove.
2890 (divxf): Use divxf3_internal.
2891 * config/ia64/div.md (divsf3_internal_lat): New.
2892 (divdf3_internal_lat): New.
2893 (divxf3_internal): New.
2895 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2898 * Makefile.in (USE_GCC_STDINT): Define.
2899 (stmp-int-hdrs): Install stdint.h if applicable.
2900 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2902 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2903 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2904 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2905 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2906 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2907 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2908 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2909 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2910 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2911 (c_common_nodes_and_builtins): Initialize
2912 underlying_wchar_type_node. Do not initialize
2913 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2914 nodes for new types.
2915 (c_stddef_cpp_builtins): Define macros for new types.
2916 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2918 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2919 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2920 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2921 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2922 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2923 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2924 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2925 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2926 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2927 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2928 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2929 int16_type_node, int32_type_node, int64_type_node,
2930 uint8_type_node, uint16_type_node, c_uint32_type_node,
2931 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2932 int_least32_type_node, int_least64_type_node,
2933 uint_least8_type_node, uint_least16_type_node,
2934 uint_least32_type_node, uint_least64_type_node,
2935 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2936 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2937 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2938 uintptr_type_node): Define.
2939 * c-cppbuiltin.c (builtin_define_constants,
2940 builtin_define_type_minmax): New.
2941 (builtin_define_stdint_macros): Define more macros.
2942 (c_cpp_builtins): Define more limit macros.
2944 (builtin_define_type_max): Define in terms of
2945 builtin_define_type_minmax. Remove is_long parameter. All
2947 * config.gcc (use_gcc_stdint): Define.
2948 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2949 Add newlib-stdint.h for generic targets.
2950 * config/glibc-stdint.h, config/newlib-stdint.h,
2951 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2952 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2953 * config/score/score.h (UINTPTR_TYPE): Define.
2954 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2955 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2956 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2957 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2958 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2959 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2960 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2961 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2962 * config/spu/spu.h (STDINT_LONG32): Define.
2963 * configure.ac (use_gcc_stdint): Substitute.
2964 * configure: Regenerate.
2965 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2966 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2967 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2968 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2969 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2970 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2971 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2972 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2973 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2974 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2975 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2976 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2977 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2978 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2979 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2980 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2981 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2982 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2983 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2984 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2985 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2986 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2987 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2988 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2989 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2990 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2991 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2992 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2993 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2995 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2997 * loop-iv.c (suitable_set_for_replacement): Renamed from
2998 simplify_using_assignment; changed to return bool and to accept new
2999 args DEST and SRC. Return true iff we find a source/destination pair
3000 that can be used to make a replacement, and fill SRC and DEST if so.
3001 Remove arg ALTERED. Don't deal with altered regs here. All callers
3003 (simplify_using_initial_values): Deal with altered regs here and track
3004 more precisely the effect they have on the validity of our expression.
3006 * loop-iv.c (simplify_using_condition): A condition of the form
3007 (EQ REG CONST) can be used to simply make a substitution.
3008 (simplify_using_initial_values): Keep track of conditions we have seen
3009 and keep using them to simplify new expressions, while applying the
3010 same substitutions to them as to the expression.
3012 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3013 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3016 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3017 changed. Use this when trying to improve the upper bound.
3018 Generate the comparison by using simplify_gen_relational.
3020 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3022 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3024 (simplify_using_assignment, simplify_using_initial_values): Call
3025 replace_in_expr to make replacements. Call replace_single_def_regs
3026 once on the initial version of the expression.
3028 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3031 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3033 2009-03-31 Richard Guenther <rguenther@suse.de>
3036 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3037 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3039 2009-03-31 Richard Guenther <rguenther@suse.de>
3041 * tree.h (div_if_zero_remainder): Declare.
3042 * fold-const.c (div_if_zero_remainder): Export.
3043 * tree-ssa-forwprop.c
3044 (forward_propagate_addr_into_variable_array_index): Handle
3045 constant array index addition outside of the variable index.
3047 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3050 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3051 define_splits, floatunssi<mode>2): Require x87 conversions from
3052 DImode to be permitted.
3054 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3056 PR preprocessor/15638
3057 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3059 2009-03-31 Richard Guenther <rguenther@suse.de>
3063 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3064 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3065 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3066 a separate statement.
3067 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3068 (lookup_tmp_var): Likewise.
3069 (is_gimple_formal_tmp_or_call_rhs): Remove.
3070 (is_gimple_reg_or_call_rhs): Rename to ...
3071 (is_gimple_reg_rhs_or_call): ... this.
3072 (is_gimple_mem_or_call_rhs): Rename to ...
3073 (is_gimple_mem_rhs_or_call): ... this.
3074 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3075 DECL_GIMPLE_REG_P only if is_formal is true.
3076 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3077 for non-proper post-modify expression gimplification.
3078 (gimplify_self_mod_expr): For post-modify expressions gimplify
3079 the lvalue to a minimal lvalue.
3080 (rhs_predicate_for): Remove formal temp case.
3081 (gimplify_modify_expr_rhs): Likewise.
3082 (gimplify_addr_expr): Use is_gimple_reg.
3083 (gimplify_expr): Remove formal temp cases.
3084 (gimple_regimplify_operands): Likewise.
3085 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3086 and FILTER_EXPR like constants.
3087 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3089 (is_gimple_formal_tmp_rhs): Remove.
3090 (is_gimple_reg_rhs): Remove special casing.
3091 (is_gimple_mem_rhs): Fix.
3092 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3093 (is_gimple_formal_tmp_var): Remove.
3094 (is_gimple_formal_tmp_reg): Likewise.
3095 (is_gimple_min_lval): Allow invariant component ref parts.
3096 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3097 is_gimple_formal_tmp_reg): Remove declarations.
3098 * tree-cfg.c (verify_expr): Verify that variables with address
3099 taken do not have DECL_GIMPLE_REG_P set.
3100 * tree-mudflap.c (mf_build_check_statement_for): Use
3101 force_gimple_operand instead of gimplify_expr.
3103 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3105 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3106 schedulable rows to compute_split_row.
3108 2009-03-31 Ben Elliston <bje@au.ibm.com>
3111 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3114 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3116 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3117 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3118 * configure: Regenerate.
3119 * config.in: Regenerate.
3120 * config/rs6000/rs6000.opt (mtls-markers): Add.
3121 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3122 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3123 (tls_ld_aix, tls_ld_sysv): Likewise.
3124 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3125 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3127 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3129 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3131 2009-03-30 Jan Hubicka <jh@suse.cz>
3133 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3135 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3136 detection and label handling.
3138 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3140 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3141 left_conflicts_size.
3142 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3143 ALLOCNO_LEFT_CONFLICTS_SIZE.
3145 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3146 remove_allocno_from_bucket_and_push,
3147 allocno_spill_priority_compare, push_allocnos_to_stack,
3148 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3149 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3150 (setup_allocno_left_conflicts_num): Ditto. Rename to
3151 setup_allocno_left_conflicts_size.
3152 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3153 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3154 setup_allocno_left_conflicts_size instead of
3155 setup_allocno_left_conflicts_num.
3157 * ira-build.c (ira_create_allocno): Use
3158 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3159 ALLOCNO_LEFT_CONFLICTS_NUM.
3161 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3163 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3164 instead of DF_LR_OUT.
3166 * ira-lives.c (process_bb_node_lives): Ditto.
3168 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3169 instead of DF_LR_{OUT,IN}.
3171 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3173 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3175 2009-03-30 Jan Hubicka <jh@suse.cz>
3177 * except.c (label_to_region_map): Fix thinko.
3179 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3182 * tree.h (tree_find_value): New declaration.
3183 * tree.c (tree_find_value): New function.
3184 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3186 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3189 * c-decl.c (struct c_binding): Add locus field.
3190 (bind): Add locus argument, set locus field from it.
3191 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3192 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3193 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3194 implicitly_declare, undeclared_variable, lookup_label,
3195 declare_label, c_make_fname_decl, c_builtin_function,
3196 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3199 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3202 * config/i386/i386.c (classify_argument): Check total size of
3205 2009-03-30 Martin Jambor <mjambor@suse.cz>
3207 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3208 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3209 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3212 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3213 seen_variable_array_ref while also traversing a union.
3215 * tree-inline.c (optimize_inline_calls): Do not call
3216 cgraph_node_remove_callees.
3217 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3218 (pass_remove_cgraph_callee_edges): New variable.
3219 * passes.c (init_optimization_passes): Add
3220 pass_remove_cgraph_callee_edges after early inlining and before all
3221 late intraprocedural passes.
3223 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3225 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3227 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3230 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3232 * combine.c (simplify_comparison): Use have_insn_for.
3233 * dojump.c (do_jump): Likewise.
3235 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3237 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3238 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3239 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3240 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3241 instead of sparc_compare_emitted.
3242 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3243 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3244 instead of sparc_compare_emitted.
3246 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3248 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3249 enter/exit cfglayout mode.
3250 (pass_partition_block): Require it.
3251 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3252 (combine_instructions): Track basic blocks instead of labels.
3253 (update_cfg_for_uncondjump): New.
3254 (try_combine): Use it. Update jumps after rescanning.
3255 (pass_combine): Require PROP_cfglayout.
3256 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3258 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3260 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3261 Provide/destroy PROP_cfglayout respectively.
3262 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3263 * tree-pass.h (PROP_cfglayout): New.
3265 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3267 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3268 fold_convert_const_fixed_from_fixed,
3269 fold_convert_const_fixed_from_int,
3270 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3271 set TREE_CONSTANT_OVERFLOW.
3272 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3273 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3275 2009-03-30 Ira Rosen <irar@il.ibm.com>
3277 * tree-vect-loop-manip.c: New file.
3278 * tree-vectorizer.c: Update documentation and included files.
3279 (vect_loop_location): Make extern.
3280 (rename_use_op): Move to tree-vect-loop-manip.c
3281 (rename_variables_in_bb, rename_variables_in_loop,
3282 slpeel_update_phis_for_duplicate_loop,
3283 slpeel_update_phi_nodes_for_guard1,
3284 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3285 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3286 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3287 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3288 find_loop_location): Likewise.
3289 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3290 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3291 get_vectype_for_scalar_type, vect_is_simple_use,
3292 supportable_widening_operation, supportable_narrowing_operation):
3294 (bb_in_loop_p): Move to tree-vect-loop.c.
3295 (new_loop_vec_info, destroy_loop_vec_info,
3296 reduction_code_for_scalar_code, report_vect_op,
3297 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3298 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3299 (vect_supportable_dr_alignment): Likewise.
3300 * tree-vectorizer.h (tree-data-ref.h): Include.
3301 (vect_loop_location): Declare.
3302 Reorganize function declarations according to the new file structure.
3303 * tree-vect-loop.c: New file.
3304 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3305 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3306 * tree-vect-data-refs.c: New file.
3307 * tree-vect-patterns.c (timevar.h): Don't include.
3308 * tree-vect-stmts.c: New file.
3309 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3310 tree-vect-slp.c, tree-vect-loop.c.
3311 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3312 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3313 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3314 (tree-vect-analyze.o): Remove.
3315 (tree-vect-transform.o): Likewise.
3316 (tree-vect-data-refs.o): Add rule.
3317 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3318 tree-vect-slp.o): Likewise.
3319 (tree-vect-patterns.o): Remove redundant dependencies.
3320 (tree-vectorizer.o): Likewise.
3321 * tree-vect-slp.c: New file.
3323 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3325 * optc-gen.awk: Warn if an option flag has multiple different
3328 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3330 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3331 -floop-block): Document dependences on PPL, CLooG and Graphite.
3333 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3335 PR rtl-optimization/323
3336 * c-common.c (c_fully_fold, convert_and_check,
3337 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3338 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3339 * c-common.def (EXCESS_PRECISION_EXPR): New.
3340 * c-cppbuiltin.c (builtin_define_float_constants): Define
3341 constants with enough digits for long double.
3342 * c-lex.c (interpret_float): Interpret constant with excess
3343 precision where appropriate.
3344 * c-opts.c (c_common_post_options): Set
3345 flag_excess_precision_cmdline. Give an error for
3346 -fexcess-precision=standard for C++ for processors where the
3347 option is significant.
3348 * c-parser.c (c_parser_conditional_expression): Handle excess
3349 precision in condition.
3350 * c-typeck.c (convert_arguments): Handle arguments with excess
3352 (build_unary_op): Move excess precision outside operation.
3353 (build_conditional_expr): Likewise.
3354 (build_compound_expr): Likewise.
3355 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3356 (build_modify_expr): Handle excess precision in RHS.
3357 (convert_for_assignment): Handle excess precision in converted
3359 (digest_init, output_init_element, process_init_element): Handle
3360 excess precision in initializer.
3361 (c_finish_return): Handle excess precision in return value.
3362 (build_binary_op): Handle excess precision in operands and add
3363 excess precision as needed for operation.
3364 * common.opt (-fexcess-precision=): New option.
3365 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3366 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3367 For standard excess precision, output explicit conversion to and
3368 truncation from XFmode.
3369 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3370 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3371 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3372 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3373 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3374 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3375 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3376 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3377 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3378 define_splits, sqrt<mode>2): Disable where appropriate for
3379 standard excess precision.
3380 * convert.c (convert_to_real): Do not shorten arithmetic to type
3381 for which excess precision would be used.
3382 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3383 * doc/invoke.texi (-fexcess-precision=): Document option.
3384 (-mfpmath=): Correct index entry.
3385 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3386 flag_excess_precision): New.
3387 * langhooks.c (lhd_post_options): Set
3388 flag_excess_precision_cmdline.
3389 * opts.c (common_handle_option): Handle -fexcess-precision=.
3390 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3391 init_excess_precision): New.
3392 (lang_dependent_init_target): Call init_excess_precision.
3393 * tree.c (excess_precision_type): New.
3394 * tree.h (excess_precision_type): Declare.
3396 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3399 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3400 non-lvalue to component.
3402 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3404 PR preprocessor/34695
3405 * Makefile.in (c-opts.o): Depend on c-tree.h.
3406 * c-common.c: Move down include of diagnostic.h.
3407 (done_lexing, c_cpp_error): New.
3408 * c-common.h (done_lexing): Declare.
3409 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3411 * c-opts.c: Include c-tree.h.
3412 (c_common_init_options): Set preprocessor error callback.
3413 (c_common_handle_option): Do not set preprocessor
3414 inhibit_warnings, warnings_are_errors, warn_system_headers,
3415 pedantic_errors or inhibit_warnings flags.
3416 (c_common_post_options): Do not check cpp_errors (parse_in).
3417 (c_common_finish): Do not output dependencies if there were
3418 errors. Do not check return value of cpp_finish.
3419 * c-ppoutput.c (pp_file_change): Set input_location.
3420 * c-tree.h (c_cpp_error): Declare.
3421 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3423 (diagnostic_build_prefix): Check override_column.
3424 * diagnostic.h (diagnostic_info): Add override_column field.
3425 (diagnostic_override_column): Define.
3427 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3429 * c-common.c (c_expand_expr, c_staticp): Remove.
3430 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3431 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3432 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3433 * c-gimplify.c (gimplify_compound_literal_expr,
3434 optimize_compound_literals_in_ctor): Remove.
3435 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3436 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3437 * c-semantics.c (emit_local_var): Remove.
3439 * langhooks-def.h (lhd_expand_expr): Remove.
3440 * langhooks.c (lhd_expand_expr): Remove.
3441 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3443 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3444 handling from c-semantics.c; don't call into langhook.
3445 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3446 * gimplify.c (gimplify_compound_literal_expr,
3447 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3448 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3449 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3450 as was done in c-gimplify.c.
3451 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3452 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3453 Move from c-common.h.
3454 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3456 * tree.c (staticp): Do not call langhook.
3457 * langhooks.c (lhd_staticp): Delete.
3458 * langhooks-def.h (lhd_staticp): Delete prototype.
3459 (LANG_HOOKS_STATICP): Delete.
3460 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3462 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3463 instead of DECL_STMTs.
3465 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3473 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3475 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3476 contained expression.
3477 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3478 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3479 conditional expressions for C.
3480 (decl_constant_value_for_optimization): Move from
3481 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3482 whether optimizing and that the expression is a VAR_DECL not of
3483 array type instead of doing such checks in the caller. Do not
3484 check pedantic. Call gcc_unreachable for C++.
3485 * c-common.def (C_MAYBE_CONST_EXPR): New.
3486 * c-common.h (c_fully_fold, c_save_expr,
3487 decl_constant_value_for_optimization): New prototypes.
3488 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3489 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3490 EXPR_INT_CONST_OPERANDS): Define.
3491 * c-convert.c (convert): Strip nops from expression.
3492 * c-decl.c (groktypename): Take extra parameters expr and
3493 expr_const_operands. Update call to grokdeclarator.
3494 (start_decl): Update call to grokdeclarator. Add statement for
3495 expressions used in type of decl.
3496 (grokparm): Update call to grokdeclarator.
3497 (push_parm_decl): Update call to grokdeclarator.
3498 (build_compound_literal): Add parameter non_const and build a
3499 C_MAYBE_COSNT_EXPR if applicable.
3500 (grokdeclarator): Take extra parameters expr and
3501 expr_const_operands. Track expressions used in declaration
3502 specifiers and declarators. Fold array sizes and track whether
3503 they are constant expressions and whether they are integer
3504 constant expressions.
3505 (parser_xref_tag): Set expr and expr_const_operands fields in
3507 (grokfield): Update call to grokdeclarator.
3508 (start_function): Update call to grokdeclarator.
3509 (build_null_declspecs): Set expr and expr_const_operands fields in
3511 (declspecs_add_type): Handle expressions in typeof specifiers.
3512 * c-parser.c (c_parser_declspecs): Set expr and
3513 expr_const_operands fields for declaration specifiers.
3514 (c_parser_enum_specifier): Likewise.
3515 (c_parser_struct_or_union_specifier): Likewise.
3516 (c_parser_typeof_specifier): Likewise. Update call to
3517 groktypename. Fold expression as needed. Return expressions with
3518 type instead of adding statements.
3519 (c_parser_attributes): Update calls to c_parser_expr_list.
3520 (c_parser_statement_after_labels): Fold expression before passing
3521 to objc_build_throw_stmt.
3522 (c_parser_condition): Fold expression.
3523 (c_parser_asm_operands): Fold expression.
3524 (c_parser_conditional_expression): Use c_save_expr. Update call
3525 to build_conditional_expr.
3526 (c_parser_alignof_expression): Update call to groktypename.
3527 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3528 original_code. Fold expression argument of va_arg. Create
3529 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3530 argument to va_arg. Update calls to groktypename. Fold array
3531 index for offsetof. Verify that first argument to
3532 __builtin_choose_expr has integer type.
3533 (c_parser_postfix_expression_after_paren_type): Update calls to
3534 groktypename and build_compound_literal. Handle expressions with
3535 side effects in type name.
3536 (c_parser_postfix_expression_after_primary): Update call to
3537 c_parser_expr_list. Set original_code for calls to
3538 __builtin_constant_p.
3539 (c_parser_expr_list): Take extra parameter fold_p. Fold
3540 expressions if requested.
3541 (c_parser_objc_type_name): Update call to groktypename.
3542 (c_parser_objc_synchronized_statement): Fold expression.
3543 (c_parser_objc_receiver): Fold expression.
3544 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3545 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3546 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3547 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3548 (struct c_typespec): Add elements expr and expr_const_operands.
3549 (struct c_declspecs): Add elements expr and expr_const_operands.
3550 (groktypename, build_conditional_expr, build_compound_literal):
3552 (in_late_binary_op): Declare.
3553 * c-typeck.c (note_integer_operands): New function.
3554 (in_late_binary_op): New variable.
3555 (decl_constant_value_for_broken_optimization): Move to c-common.c
3556 and rename to decl_constant_value_for_optimization.
3557 (default_function_array_conversion): Do not strip nops.
3558 (default_conversion): Do not call
3559 decl_constant_value_for_broken_optimization.
3560 (build_array_ref): Do not fold result.
3561 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3562 result when operand is a VLA.
3563 (c_expr_sizeof_type): Update call to groktypename. Handle
3564 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3565 result when operand names a VLA type.
3566 (build_function_call): Update call to build_compound_literal.
3567 Only fold result for calls to __builtin_* functions. Strip
3568 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3569 the function designator.
3570 (convert_arguments): Fold arguments. Update call to
3571 convert_for_assignment.
3572 (build_unary_op): Handle increment and decrement of
3573 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3574 decrement earlier. Fold operand of increment and decrement.
3575 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3576 built for integer operand. Wrap returns that are INTEGER_CSTs
3577 without being integer constant expressions or that have integer
3578 constant operands without being INTEGER_CSTs.
3579 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3580 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3581 result is an integer constant expression or can be used in
3582 unevaluated parts of one and avoid folding and wrap as
3583 appropriate. Fold operands before possibly doing -Wsign-compare
3585 (build_compound_expr): Wrap result for C99 if operands can be used
3586 in integer constant expressions.
3587 (build_c_cast): Update call to digest_init. Do not ignore
3588 overflow from casting floating-point constants to integers. Wrap
3589 results that could be confused with integer constant expressions,
3590 null pointer constants or floating-point constants.
3591 (c_cast_expr): Update call to groktypename. Handle expressions
3592 included in type name.
3593 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3594 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3595 Update calls to convert_for_assignment.
3596 (convert_for_assignment): Take new parameter
3597 null_pointer_constant. Do not strip nops or call
3598 decl_constant_value_for_broken_optimization. Set
3599 in_late_binary_op for conversions to boolean.
3600 (store_init_value): Update call to digest_init.
3601 (digest_init): Take new parameter null_pointer_constant. Do not
3602 call decl_constant_value_for_broken_optimization. pedwarn for
3603 initializers not constant expressions. Update calls to
3604 convert_for_assignment.
3605 (constructor_nonconst): New.
3606 (struct constructor_stack): Add nonconst element.
3607 (really_start_incremental_init, push_init_level, pop_init_level):
3608 Handle constructor_nonconst and nonconst element.
3609 (set_init_index): Call constant_expression_warning for array
3611 (output_init_element): Fold value. Set constructor_nonconst as
3612 applicable. pedwarn for initializers not constant expressions.
3613 Update call to digest_init. Call constant_expression_warning
3614 where constant initializers are required.
3615 (process_init_element): Use c_save_expr.
3616 (c_finish_goto_ptr): Fold expression.
3617 (c_finish_return): Fold return value. Update call to
3618 convert_for_assignment.
3619 (c_start_case): Fold switch expression.
3620 (c_process_expr_stmt): Fold expression.
3621 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3622 ensure statement expression is not evaluated in constant expression.
3623 (build_binary_op): Track whether results are integer constant
3624 expressions or may occur in such, disable folding and wrap results
3625 as applicable. Fold operands for -Wsign-compare warnings unless
3627 (c_objc_common_truthvalue_conversion): Handle results folded to
3628 integer constants that are not integer constant expressions.
3629 * doc/extend.texi: Document when typeof operands are evaluated,
3630 that condition of __builtin_choose_expr is an integer constant
3631 expression, and more about use of __builtin_constant_p in
3634 2009-03-29 Richard Guenther <rguenther@suse.de>
3636 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3637 propagate addresses of array references.
3639 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3641 * regmove.c (perhaps_ends_bb_p): Remove.
3642 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3643 from INSN and check that the main loop stays within that basic block.
3644 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3645 (regmove_forward_pass): Split out from regmove_optimize. Use
3646 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3647 (regmove_backward_pass): Split out from regmove_optimize. Use
3648 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3649 (regmove_optimize): Simplify.
3651 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3654 * config/i386/i386.c (classify_argument): Ignore flexible array
3655 member in struct and warn ABI change.
3657 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3659 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3661 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3662 (ix86_adjust_cost): Updated.
3664 2009-03-29 Jan Hubicka <jh@suse.cz>
3667 * tree-pass.h (pass_cleanup_eh): New function.
3668 (remove_unreachable_regions): Break code handling RTL
3669 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3670 that can not be reached by runtime.
3671 (can_be_reached_by_runtime): New function.
3672 (label_to_region_map): New function.
3673 (num_eh_regions): New function.
3674 (rtl_remove_unreachable_regions): New function.
3675 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3676 (remove_eh_region): New function.
3677 * except.h: Include sbitmap and vecprim.
3678 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3679 num_eh_regions): Declare.
3680 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3681 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3682 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3683 (tree_empty_eh_handler_p): New function.
3684 (cleanup_empty_eh): New function.
3685 (cleanup_eh): New function.
3686 (pass_cleanup_eh): New function.
3688 2009-03-29 Jan Hubicka <jh@suse.cz>
3690 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3691 for removed regions.
3693 2009-03-29 Jan Hubicka <jh@suse.cz>
3695 * except.c (dump_eh_tree): Dump all datastructures.
3697 2009-03-29 Jan Hubicka <jh@suse.cz>
3699 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3700 (duplicate_eh_regions_1): Likewise.
3701 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3702 vector; call EH verification.
3703 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3704 Be ready for region being removed.
3706 2009-03-29 Jan Hubicka <jh@suse.cz>
3708 * bitmap.c (bitmap_last_set_bit): New function.
3709 * bitmap.h (bitmap_last_set_bit): Declare.
3711 2009-03-29 David Ayers <ayers@fsfe.org>
3714 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3715 by calling objc_compare_types and surpress warnings about
3716 incompatible C pointers that are compatible ObjC pointers.
3718 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3720 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3721 call initialize_inline_failed.
3722 (initialize_inline_failed): Move it from here ...
3723 * cgraph.c (initialize_inline_failed): ... to here.
3724 (cgraph_create_edge): Call initialize_inline_failed rather than
3725 setting inline_failed directly.
3727 2009-03-29 Ben Elliston <bje@au.ibm.com>
3730 * sysv4.opt (msdata): Improve comment.
3731 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3732 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3734 2009-03-29 Ben Elliston <bje@au.ibm.com>
3737 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3738 load and store attributes.
3740 2009-03-29 Ben Elliston <bje@au.ibm.com>
3742 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3743 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3744 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3745 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3746 __builtin_infq and __builtin_huge_valq.
3748 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3750 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3752 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3753 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3755 2009-03-28 Xinliang David Li <davidxl@google.com>
3757 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3758 (do_dbg_cnt): New function.
3760 2009-03-28 Jan Hubicka <jh@suse.cz>
3762 Merge from pretty-ipa:
3764 2009-03-27 Jan Hubicka <jh@suse.cz>
3766 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3767 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3768 * passes.c (function_called_by_processed_nodes_p): New.
3769 * ipa-pure-const.c (check_call): Fix handling of operands.
3770 (analyze_function): Dump debug output for skipped bodies.
3771 (local_pure_const): Use function_called_by_processed_nodes_p.
3772 * dwarf2out.c (reference_to_unused): Use output.
3773 * passes.c (do_per_function_toporder): Likewise.
3775 2008-11-12 Jan Hubicka <jh@suse.cz>
3777 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3778 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3779 state_set_in_source enum
3780 (check_decl): Ignore memory tags; do not set fake looping flags;
3782 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3783 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3784 (check_call, analyze_function): Rewrite.
3786 (add_new_function): Update call of analyze_function.
3787 (generate_summary): Add call of analyze_function.
3788 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3789 (local_pure_const): New function.
3790 (pass_local_pure_const): New pass.
3791 * ipa-inline.c (inline_transform): Set after_inlining.
3792 * tree-eh.c (stmt_can_throw_external): New.
3793 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3794 work with aliasing built.
3795 * tree-flow.h (stmt_can_throw_external): New.
3796 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3797 and local pure/const pass in early and late optimization queue.
3799 2009-03-28 Martin Jambor <mjambor@suse.cz>
3801 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3803 (fold_binary): Allow function decl aligment consideration is the
3804 second argument is integer constant one.
3805 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3806 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3807 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3809 2009-03-28 Jan Hubicka <jh@suse.cz>
3811 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3812 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3813 * function.h (rtl_data): Add nothrow flag.
3814 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3815 set DECL_NOTHROW for AVAILABLE functions.
3817 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3819 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3820 following vector keyword has expansion starting with pixel or bool
3821 keyword, expand vector to __vector and pixel or bool to __pixel or
3825 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3826 warn_if_disallowed_function_p): Removed.
3827 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3828 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3829 warning_if_disallowed_function_p.
3830 * flags.h (warn_if_disallowed_function_p,
3831 warn_disallowed_functions): Removed.
3832 * common.opt (Wdisallowed-function-list=): Removed.
3833 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3835 2009-03-28 Richard Guenther <rguenther@suse.de>
3837 PR tree-optimization/38723
3838 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3841 2009-03-28 Jan Hubicka <jh@suse.cz>
3843 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3844 test introduced by my previous patch.
3846 2009-03-28 Richard Guenther <rguenther@suse.de>
3848 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3849 the PHIs value undefined.
3851 2009-03-28 Jan Hubicka <jh@suse.cz>
3853 * tree-pass.h (pass_fixup_cfg): New pass.
3854 * ipa-inline.c (inline_transform): Set
3855 always_inline_functions_inlined/after_inlining.
3856 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3857 (pass_fixup_cfg): New pass.
3858 * passes.c (init_optimization_passes): Add fixup_cfg.
3860 2009-03-28 Richard Guenther <rguenther@suse.de>
3862 PR tree-optimization/38458
3863 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3864 argument use the arguments copy-of value.
3866 2009-03-28 Richard Guenther <rguenther@suse.de>
3868 PR tree-optimization/38180
3869 * tree-ssa-ccp.c (get_default_value): Simplify.
3870 (likely_value): Likewise.
3871 (surely_varying_stmt_p): Properly handle VOP case.
3872 (ccp_initialize): Likewise.
3873 (ccp_fold): Handle propagating through *&.
3874 (fold_const_aggregate_ref): Also handle decls.
3876 2009-03-28 Jan Hubicka <jh@suse.cz>
3878 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3879 * cgraph.h (cgraph_node): Likewise.
3880 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3881 (cgraph_reset_node): Use process flag.
3882 (cgraph_mark_functions_to_output): Likewise.
3883 (cgraph_expand_function): Likewise.
3884 (cgraph_expand_all_functions): Likewise.
3885 (cgraph_output_in_order): Likewise.
3886 * dwarf2out.c (reference_to_unused): Likewise.
3887 * passes.c do_per_function_toporder): Likewise.
3889 2009-03-28 Jan Hubicka <jh@suse.cz>
3891 Bring from lto-branch:
3893 2008-09-03 Doug Kwan <dougkwan@google.com>
3895 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3896 enums instead of reason strings.
3897 * cgraph.c (cgraph_create_edge): Same.
3898 (cgraph_inline_failed_string): New function.
3899 * cgraph.h (cgraph_inline_failed_t): New enum type.
3900 (cgraph_inline_failed_string): New prototype.
3901 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3902 char pointer to cgraph_inline_failed_t.
3903 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3904 (cgraph_default_inline_p): Ditto.
3905 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3906 to cgraph_inline_failed_t pointer.
3907 * cif-code.def: New file.
3908 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3910 (cgraph_check_inline_limits): Change type of REASON to pointer to
3911 cgraph_inline_failed_t. Replace reason strings with enums.
3912 (cgraph_default_inline_p): Ditto.
3913 (cgraph_recursive_inlining_p): Ditto.
3914 (update_caller_keys): Change type of FAILED_REASON to
3915 cgraph_inline_failed_t.
3916 (cgraph_set_inline_failed): Change type of REASON to pointer to
3917 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3918 convert enums to strings for text output.
3919 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3920 to be of type cgraph_inline_failed_t. Replace reason strings with
3921 enums. Call cgraph_inline_failed_string to covert enums
3922 to strings for text output.
3923 (cgraph_decide_inlining): Replace reason strings with enums.
3924 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3925 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3927 * tree-inline.c (expand_call_inline): Change type of REASON
3928 to cgraph_inline_failed_t. Replace reason strings with enums.
3929 Call cgraph_inline_failed_string for text output.
3930 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3933 2009-03-28 Jan Hubicka <jh@suse.cz>
3935 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3936 cgraph_clone_node): Remove master clone handling.
3937 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3938 * cgraph.h (master_clone): Remove.
3939 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3940 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3941 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3943 2009-03-28 Jan Hubicka <jh@suse.cz>
3945 * cgraph.c (cgraph_function_body_availability): Functions declared
3946 inline are always safe to assume that it is not going to be replaced.
3948 2009-03-28 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/38513
3951 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3953 EXC_PTR_EXPR and FILTER_EXPR.
3954 (get_ref_from_reference_ops): Likewise.
3956 2009-03-28 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/38968
3959 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3960 Use FLOOR_MOD_EXPR to compute misalignment.
3962 2009-03-28 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/37795
3965 * tree.h (combine_comparisons): Declare.
3966 * fold-const.c (combine_comparisons): Export.
3967 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3969 (ifcombine_iforif): Use combine_comparisons.
3971 2009-03-28 Jan Hubicka <jh@suse.cz>
3973 * tree-eh.c (inlinable_call_p): New function.
3974 (make_eh_edges): Use it.
3975 (verify_eh_edges): Use it.
3976 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3977 * except.c (reachable_next_level): Add inlinable_function argument
3978 (sjlj_find_directly_reachable_regions): Update.
3979 (add_reachable_handler): Do not set saw_any_handlers.
3980 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3981 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3982 Add new inlinable call parameter.
3983 (can_throw_internal, can_throw_external): Update.
3984 * except.h (can_throw_internal_1, can_throw_external_1,
3985 foreach_reachable_handler): Update declaration.
3987 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3989 * config/arm/t-arm-coff, config/h8300/coff.h,
3990 config/i386/i386-aout.h, config/i386/i386-coff.h,
3991 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3992 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3993 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3994 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3995 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3996 sys-types.h: Remove.
3997 * Makefile.in: Remove protoize and fixproto support and references
3999 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
4000 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
4002 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
4003 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
4004 unprotoize$(exeext).
4005 (rest.encap): Don't depend on $(STMP_FIXPROTO)
4006 (.PHONY): Don't depend on proto.
4007 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4008 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4009 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4010 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4011 build/gen-protos.o, build/scan.o, xsys-protos.h,
4012 build/fix-header$(build_exeext), build/fix-header.o,
4013 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4014 stmp-install-fixproto): Remove.
4015 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4016 SYSCALLS.c or fixproto files.
4017 (install-common): Don't install protoize.
4018 (install-headers-tar, install-headers-cpio, install-headers-cp):
4019 Don't depend on $(STMP_FIXPROTO).
4020 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4021 install fixproto files or write out fixproto settings.
4022 (uninstall): Don't uninstall protoize.
4023 * config.gcc (use_fixproto): Remove.
4024 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4025 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4026 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4027 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4028 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4029 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4030 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4031 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4032 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4033 * config/t-vxworks (STMP_FIXPROTO): Remove.
4034 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4035 STMP_FIXPROTO): Remove.
4036 * config.in, configure: Regenerate.
4037 * crtstuff.c (gid_t, uid_t): Don't undefine.
4038 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4039 (arm-*-coff, arm-*-aout: Remove target entries.
4040 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4041 Remove mention of AIX 4.1.
4042 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4043 * doc/invoke.texi (Running Protoize): Remove.
4044 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4045 (Protoize Caveats): Remove.
4046 * tsystem.h: Update comments on headers assumed to exist.
4048 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4050 * genautomata.c: Add a new year to the copyright. Add a new
4052 (struct insn_reserv_decl): Add comments for member bypass_list.
4053 (find_bypass): Remove.
4054 (insert_bypass): New.
4055 (process_decls): Use insert_bypass.
4056 (output_internal_insn_latency_func): Output all bypasses with the
4057 same input insn in one switch case.
4059 * rtl.def (define_bypass): Describe bypass choice.
4060 * doc/md.texi (define_bypass): Ditto.
4062 2009-03-27 Richard Guenther <rguenther@suse.de>
4064 * gimplify.c (mark_addressable): Export.
4065 * tree-flow.h (mark_addressable): Declare.
4066 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4067 * tree-ssa.c (verify_phi_args): Verify that address taken
4068 variables have TREE_ADDRESSABLE set.
4070 2009-03-27 Richard Guenther <rguenther@suse.de>
4072 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4073 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4074 Do not mark decls TREE_ADDRESSABLE.
4075 (build_fold_addr_expr): Adjust.
4076 (fold_addr_expr): Remove.
4077 (fold_unary): Use build_fold_addr_expr.
4078 (fold_comparison): Likewise.
4079 (split_address_to_core_and_offset): Likewise.
4080 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4082 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4083 (gimplify_modify_expr_to_memcpy): Mark source and destination
4085 * omp-low.c (create_omp_child_function): Mark the object decl
4087 (lower_rec_input_clauses): Mark the var we take the address of
4089 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4091 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4094 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4095 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4097 2009-03-27 Richard Guenther <rguenther@suse.de>
4099 PR tree-optimization/39120
4100 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4102 (handle_lhs_call): Process return constraints. Add escape
4103 constraints if necessary.
4104 (handle_const_call): Fill out return constraints. Make nested
4105 case more precise. Avoid consttmp if possible.
4106 (handle_pure_call): Fill out return constraints. Avoid
4107 callused if possible.
4108 (find_func_aliases): Simplify call handling.
4110 2009-03-27 Richard Guenther <rguenther@suse.de>
4112 PR tree-optimization/39120
4113 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4114 as a representative.
4115 (solve_graph): Do propagate CALLUSED.
4116 (handle_pure_call): Use a scalar constraint from CALLUSED for
4118 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4121 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4124 * c-common.c (handle_aligned_attribute): Properly check alignment
4125 overflow. Use (1U << i) instead of (1 << i).
4127 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4129 * expr.h (get_mem_align_offset): Updated.
4131 * tree.h (tree_decl_common): Change align to "unsigned int" and
4132 move it before pointer_alias_set.
4134 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4135 Jakub Jelinek <jakub@redhat.com>
4138 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4139 gr_register_operand with gr_reg_or_0_operand.
4140 (cmpxchg_rel_di): Likewise.
4141 (sync_lock_test_and_set<mode>): Likewise.
4143 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4145 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4146 (true_regnum): Likewise.
4148 * rtlanal.c (subreg_info): Moved to ...
4149 * rtl.h (subreg_info): Here. New.
4150 (subreg_get_info): New.
4152 * rtlanal.c (subreg_get_info): Make it extern.
4154 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4157 * config/i386/i386.c (ix86_abi): New.
4158 (override_options): Handle -mabi=.
4159 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4160 (ix86_call_abi_override): Likewise.
4161 (init_cumulative_args): Likewise.
4162 (function_arg_advance): Likewise.
4163 (function_arg_64): Likewise.
4164 (function_arg): Likewise.
4165 (ix86_pass_by_reference): Likewise.
4166 (ix86_function_value_regno_p): Likewise.
4167 (ix86_build_builtin_va_list_abi): Likewise.
4168 (setup_incoming_varargs_64): Likewise.
4169 (is_va_list_char_pointer): Likewise.
4170 (ix86_init_machine_status): Likewise.
4171 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4172 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4173 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4174 (ix86_function_abi): Make it static and return enum calling_abi.
4175 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4177 (ix86_fn_abi_va_list): Updated.
4179 * config/i386/i386.h (ix86_abi): New.
4180 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4181 (CONDITIONAL_REGISTER_USAGE): Likewise.
4182 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4183 (machine_function): Likewise.
4185 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4187 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4188 (STACK_BOUNDARY): Likewise.
4189 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4191 * config/i386/i386.opt (mabi=): New.
4193 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4194 return enum calling_abi.
4195 (ix86_function_type_abi): Likewise.
4196 (ix86_function_abi): Removed.
4198 * doc/invoke.texi: Document -mabi= option for x86.
4200 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4202 * builtins.c (real_dconstp): Delete.
4203 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4205 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4206 Jakub Jelinek <jakub@redhat.com>
4209 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4210 (gen_subprogram_die): When a function is explicit, generate the
4211 DW_AT_explicit attribute.
4212 * langhooks.h (struct lang_hooks_for_decls): Add
4213 function_decl_explicit_p langhook.
4214 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4215 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4217 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4219 * builtins.c (fold_builtin_memory_op): Optimize memmove
4220 into memcpy if we can prove source and destination don't overlap.
4222 * tree-inline.c: Include gt-tree-inline.h.
4223 (clone_fn_id_num): New variable.
4224 (clone_function_name): New function.
4225 (tree_function_versioning): Use it.
4226 * Makefile.in (GTFILES): Add tree-inline.c.
4228 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4230 * BASE-VER: Change to 4.5.0.
4232 2009-03-27 Xinliang David Li <davidxl@google.com>
4234 PR tree-optimization/39557
4235 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4237 2009-03-27 Xinliang David Li <davidxl@google.com>
4239 PR tree-optimization/39548
4240 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4243 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4245 * c-common.c (pointer_int_sum): Use %wd on return from
4248 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4250 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4251 on return from tree_low_cst.
4253 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4256 * ginclude/stdarg.h (va_copy): Define also for
4257 __GXX_EXPERIMENTAL_CXX0X__.
4259 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4262 * builtins.h (c_strlen): Do not warn here.
4263 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4264 * c-common.c (pointer_int_sum): Take an explicit location.
4265 Warn about offsets out of bounds.
4266 * c-common.h (pointer_int_sum): Adjust declaration.
4268 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4270 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4273 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4276 * opts.c (warn_if_disallowed_function_p): Don't assume
4277 get_callee_fndecl must return non-NULL.
4279 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4281 PR rtl-optimization/39522
4282 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4283 when reg_reloaded_valid is set.
4285 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4287 * config/spu/divv2df3.c: New file.
4288 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4289 (DPBIT_FUNCS): Filter out _div_df.
4291 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4293 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4294 a jump insn, count that jump in the distance to the loop start.
4296 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4299 * config/sh/sh.c (calc_live_regs): Fix condition for global
4300 registers except PIC_OFFSET_TABLE_REGNUM.
4302 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4305 * doc/invoke.texi (-mconsole): New.
4309 (-mnop-fun-dllimport): New.
4313 (sub section "i386 and x86-64 Windows Options"): New.
4315 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4317 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4318 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4320 2009-03-25 Richard Guenther <rguenther@suse.de>
4323 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4326 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4328 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4329 neither of haifa/selective schedulers are working.
4331 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4333 * doc/invoke.texi (Debugging Options): Fix description of
4334 -fno-merge-debug-strings.
4336 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4338 * config/cris/libgcc.ver: New version-script.
4339 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4341 * configure.ac <GAS features, nop mnemonic>: Add pattern
4342 crisv32-*-* for "nop".
4343 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4344 * configure: Regenerate.
4346 2009-03-24 Ira Rosen <irar@il.ibm.com>
4348 PR tree-optimization/39529
4349 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4350 mark_sym_for_renaming for the tag copied to the new vector
4353 2009-03-24 Arthur Loiret <aloiret@debian.org>
4355 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4356 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4357 EXTRA_SPEC_FUNCTIONS.
4358 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4359 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4360 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4361 -march and -mtune options.
4363 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4365 * config/m68k/t-rtems: Add m5329 multilib.
4367 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4368 Jakub Jelinek <jakub@redhat.com>
4371 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4374 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4377 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4378 instead of c_parser_expression_conv, if original_code isn't one of the
4379 4 allowed comparison codes, fail.
4381 2009-03-23 Richard Guenther <rguenther@suse.de>
4383 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4384 * tree.h (struct tree_type): Likewise.
4385 * reload.h (struct insn_chain): Likewise.
4386 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4387 * function.h (struct function): Likewise.
4388 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4390 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4392 PR tree-optimization/39516
4393 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4395 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4397 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4398 should be set true if BITS_PER_WORD of target is bigger than 32
4400 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4402 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4403 Translate -B-options to -rpath-link. Correct existing
4404 rpath-link and conditionalize on !nostdlib.
4406 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4408 * doc/extend.texi (Function Attributes, Variable Attributes):
4410 * doc/invoke.texi (Debugging Options, Optimize Options)
4411 (i386 and x86-64 Options, MCore Options): Likewise.
4413 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4416 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4417 it for block local namespace aliases.
4418 (gen_decl_die): Pass context_die to gen_namespace_die.
4420 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4423 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4424 minimum or maximum value.
4426 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4428 * reginfo.c (globalize_reg): Recompute derived reg sets.
4430 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4433 * libgcc2.c (mprotect): Do not use signed arguments for
4434 VirtualProtect, use DWORD arguments. Also fix the 'may
4435 be used uninitialized' warning for the np variable.
4437 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4440 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4441 functions using regparm calling conventions when not optimizing.
4442 (ix86_function_sseregparm): Similarly for sseregparm calling
4445 2009-03-19 Li Feng <nemokingdom@gmail.com>
4448 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4449 dependence if the first conflict is after niter iterations.
4451 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4454 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4455 functions with dynamic stack-pointer adjustments.
4457 2009-03-19 Ben Elliston <bje@au.ibm.com>
4459 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4460 option; change to -msdata=data.
4462 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4464 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4467 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4470 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4472 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4474 * doc/invoke.texi (Code Gen Options): Expand discussion of
4477 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4479 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4480 * matrix-reorg.c (struct matrix_info): Likewise.
4481 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4482 * rtl.h (struct mem_attrs): Likewise.
4483 * df.h (struct df): Likewise.
4484 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4485 * ira-int.h (struct ira_allocno): Likewise.
4486 * df-scan.c (struct df_collection_rec): Likewise.
4487 * ira.c (struct equivalence): Likewise.
4488 * function.c (struct temp_slot): Likewise.
4489 * cfgloop.h (struct loop): Likewise.
4492 * function.c (use_register_for_decl): When not optimizing, disregard
4493 register keyword for variables with types containing methods.
4495 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4498 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4499 (is_simple_operand): Call contains_component_ref_p before calling data
4500 reference analysis that would fail on COMPONENT_REFs.
4502 * tree-vrp.c (search_for_addr_array): Fix formatting.
4504 2009-03-18 Richard Guenther <rguenther@suse.de>
4506 * tree-vect-transform.c (vect_loop_versioning): Fold the
4507 generated comparisons.
4508 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4509 (slpeel_tree_peel_loop_to_edge): Likewise.
4511 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4514 * opts.c (print_specific_help): In addition to `undocumented',
4515 accept `separate' and `joined' flags if passed alone. Describe
4516 output by the first matched one of those.
4517 (common_handle_option): Skip over empty strings.
4518 * gcc.c (display_help): Fix help string for `--help='.
4519 * doc/invoke.texi (Option Summary, Overall Options): With
4520 `--help=', classes and qualifiers can both be repeated, but
4521 only the latter can be negated. One should not pass only
4522 negated qualifiers. Fix markup and examples.
4525 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4527 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4528 and -fhelp=separate.
4530 2009-03-17 Jing Yu <jingyu@google.com>
4533 * function.h (struct rtl_data): Move is_thunk from here...
4534 (struct function): ...to here.
4535 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4536 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4538 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4540 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4541 (alpha_output_function_end_prologue): Likewise.
4542 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4543 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4544 (rs6000_output_function_epilogue): Likewise.
4545 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4547 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4550 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4551 from different units in a single alternative.
4552 (*truncdfsf_i387): Ditto.
4553 (*truncxfsf2_mixed): Ditto.
4554 (*truncxfdf2_mixed): Ditto.
4556 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4558 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4559 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4562 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4563 unused non-artificial variables when not optimizing.
4566 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4567 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4568 NAMESPACE_DECL in its DECL_INITIAL.
4571 * optabs.c (set_user_assembler_libfunc): New function.
4572 * expr.h (set_user_assembler_libfunc): New prototype.
4573 * c-common.c: Include libfuncs.h.
4574 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4575 for memcmp, memset, memcpy, memmove and abort.
4576 * Makefile.in (c-common.o): Depend on libfuncs.h.
4579 * dwarf2out.c (gen_inlined_enumeration_type_die,
4580 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4581 gen_tagged_type_instantiation_die): Removed.
4582 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4585 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4588 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4590 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4591 (check-parallel-%): Ditto.
4592 (check-consistency): Ditto.
4594 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4596 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4597 local variable rhs by NULL_TREE.
4599 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4602 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4604 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4607 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4609 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4612 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4613 for ms->sysv ABI calls only in 64bit mode.
4615 * config/i386/i386.md (untyped_call): Support 32bit.
4617 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4619 * doc/extend.texi: Replace x86_65 with x86_64.
4621 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4623 PR tree-optimization/39455
4624 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4625 mismatches for POINTER_TYPE_P (type).
4626 (number_of_iterations_le): Likewise.
4628 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4630 * config/picochip/picochip.c: Removed profiling support.
4631 * config/picochip/picochip.md: Removed profiling instruction.
4632 * config/picochip/picochip.h: Removed profiling builtin.
4634 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4636 * doc/install.texi (--with-host-libstdcxx): Document.
4638 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4641 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4642 generate a warning if the function name does not begin with
4643 "__vector" and the function has either the 'signal' or 'interrupt'
4644 attribute, from here to ...
4645 (avr_declare_function_name): ...here. New function.
4646 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4647 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4649 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4652 * cse.c (fold_rtx): Don't modify original const_arg1 when
4653 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4654 separate variable instead.
4655 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4656 from out of range shift counts.
4657 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4659 2008-03-13 Catherine Moore <clm@codesourcery.com>
4661 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4662 diagnostic.h with $(DIAGNOSTIC_H).
4664 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4667 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4669 * config/i386/sync.md (sync_compare_and_swap<mode>,
4670 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4671 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4673 (sync_double_compare_and_swapdi_pic,
4674 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4675 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4677 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4680 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4682 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4685 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4686 (avx_addsubv4df3): Likewise.
4687 (*avx_addsubv4sf3): Likewise.
4688 (sse3_addsubv4sf3): Likewise.
4690 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4693 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4695 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4698 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4699 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4700 registers for allocnos created from user-defined variables.
4702 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4705 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4706 of non-integer mode as well.
4708 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4710 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4711 for functions for which the parameter types are unknown.
4713 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4716 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4717 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4718 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4719 * config/i386/i386.c (ix86_local_alignment): For
4720 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4721 long long variables on the stack to avoid dynamic realignment.
4722 Allow the first argument to be a decl rather than type.
4723 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4725 2009-03-11 Nick Clifton <nickc@redhat.com>
4728 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4730 Add description to mno-lsim option.
4731 * config/mcore/mcore.h: Remove comment about deprecated m4align
4733 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4734 * doc/invoke.texi: Add description of mno-lsim and
4735 mstack-increment options.
4737 * config/fr30/fr30.opt: Document the -mno-lsim option.
4738 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4739 and -mno-lsim options.
4741 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4743 * fold-const.c (fold_comparison): Only call fold_inf_compare
4744 if the mode supports infinities.
4746 2009-03-11 Jason Merrill <jason@redhat.com>
4749 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4750 end already did. Notice GIMPLE_CALL modifications of the result.
4751 Don't copy debug information from an ignored decl or a decl from
4754 2009-03-10 Richard Guenther <rguenther@suse.de>
4755 Nathan Froyd <froydnj@codesourcery.com>
4758 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4759 (__divMODE3): Likewise.
4761 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4763 PR tree-optimization/39394
4764 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4765 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4767 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4769 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4770 inline asms for register asm ("") declarations.
4772 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4774 * fold-const.c (fold_unary): Fix comment.
4776 2009-03-07 Jan Hubicka <jh@suse.cz>
4779 * tree-inline.c (setup_one_parameter): Do replacement of const
4780 argument by constant in SSA form.
4782 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4785 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4786 determine alignment passed to assign_stack_local.
4787 (assign_parms_unsplit_complex): Likewise.
4788 * except.c (sjlj_build_landing_pads): Likewise.
4790 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4793 * tree-flow.h (add_referenced_var): Return bool instead of void.
4794 * tree-dfa.c (add_referenced_var): Return result of
4795 referenced_var_check_and_insert call.
4796 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4797 of referenced_var_check_and_insert.
4800 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4801 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4802 DIE, don't emit it if abstract origin already has it.
4803 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4804 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4806 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4808 * genpreds.c (needs_variable): Fix parentheses at variable name
4810 (write_tm_constrs_h): Indent generated code.
4812 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4814 * doc/extend.texi (Function Attributes): Add documentation
4817 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4820 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4821 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4823 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4825 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4828 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4831 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4832 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4834 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4836 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4837 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4838 constants instead of magic numbers.
4839 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4841 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4842 (x86_64_ms_abi_int_parameter_registers): Ditto.
4843 (x86_64_int_return_registers): Ditto.
4844 (ix86_maybe_switch_abi): Ditto.
4845 (ix86_expand_call): Ditto for clobbered_registers array.
4846 (ix86_hard_regno_mode_ok): Ditto.
4847 (x86_extended_QIreg_mentioned_p): Ditto.
4849 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4851 PR tree-optimization/39349
4852 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4854 * combine.c (gen_lowpart_for_combine): Use omode when generating
4857 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4859 PR rtl-optimization/39235
4860 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4862 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4864 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4866 2009-03-04 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/39362
4869 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4870 that occur in abnormal PHIs should be varying.
4872 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4874 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4876 (simple_iv): Take loop as an argument instead of statement.
4877 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4878 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4880 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4882 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4883 * matrix-reorg.c (analyze_transpose): Ditto.
4884 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4885 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4886 * tree-predcom.c (ref_at_iteration): Ditto.
4887 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4889 2009-03-04 Richard Guenther <rguenther@suse.de>
4891 PR tree-optimization/39358
4892 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4893 escaped_id and callused_id.
4894 (solve_graph): Likewise.
4896 2009-03-04 Richard Guenther <rguenther@suse.de>
4898 PR tree-optimization/39339
4899 * tree-sra.c (try_instantiate_multiple_fields): Make it
4900 no longer ICE on the above.
4902 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4904 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4905 that fits within Pmode.
4907 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4910 * tm.texi (LIBCALL_VALUE): Update description.
4912 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4915 * doc/extend.texi (section): Update description.
4917 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4920 * tree-inline.c (remapped_type): New.
4921 (can_be_nonlocal): Call remapped_type instead of remap_type.
4923 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4926 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4927 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4929 2009-03-03 Richard Guenther <rguenther@suse.de>
4932 * tree.c (tree_nonartificial_location): New function.
4933 * tree.h (tree_nonartificial_location): Declare.
4934 * builtins.c (expand_builtin_memory_chk): Provide location
4935 of the call location for artificial function pieces.
4936 (maybe_emit_chk_warning): Likewise.
4937 (maybe_emit_sprintf_chk_warning): Likewise.
4938 (maybe_emit_free_warning): Likewise.
4939 * expr.c (expand_expr_real_1): Likewise.
4941 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4943 PR tree-optimization/39343
4944 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4945 COMPONENT_REF t has ARRAY_TYPE.
4947 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4950 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4951 when the type precision of the induction variable should be
4952 larger than the type precision of nit.
4953 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4954 * graphite.c (graphite_loop_normal_form): Same.
4955 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4957 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4959 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4960 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4961 numbers to describe clobbered registers.
4962 (*call_value_0_rex64_ms_sysv): Ditto.
4963 * config/i386/mmx.md (mmx_emms): Ditto.
4966 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4968 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4971 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4973 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4974 (spu_section_type_flags): New function.
4976 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4978 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4979 reg_class_contents of FLOAT_REGS into a temporary.
4981 2009-03-02 Richard Guenther <rguenther@suse.de>
4982 Ira Rosen <irar@il.ibm.com>
4984 PR tree-optimization/39318
4985 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4986 information to the vectorized statement.
4988 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4990 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4991 variable. Use defined names instead of magic constants for REX SSE
4994 2009-03-01 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/39331
4997 * omp-low.c (lower_send_shared_vars): Do not receive new
4998 values for the reference of DECL_BY_REFERENCE parms or results.
5000 2009-03-01 Jan Hubicka <jh@suse.cz>
5003 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
5004 BLOCK_NONLOCALIZED_VAR): New macros.
5005 (tree_block): Add nonlocalized_vars.
5006 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
5007 gen_decl_die): Add origin argument. Allow generation of die with
5008 origin at hand only.
5009 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5010 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5012 (gen_block_die): Fix checking for unused blocks.
5013 (process_scope_var): Break out from .... ; work with origins only.
5014 (decls_for_scope) ... here; process nonlocalized list.
5015 (dwarf2out_ignore_block): Look for nonlocalized vars.
5016 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5018 (dump_scope_block): Dump them.
5019 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5020 (remap_block): Likewise.
5021 (can_be_nonlocal): New predicate.
5022 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5024 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5026 * configure: Regenerate.
5028 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5030 * optc-gen.awk: No need to duplicate option flags twice.
5031 Reuse help texts for duplicate options which do not have any.
5033 * gcc.c (display_help): Document --version.
5035 * gcc.c (main): If print_help_list and verbose_flag, ensure
5036 driver output comes before subprocess output.
5038 * optc-gen.awk: Assign all remaining fields to help string,
5039 space-separated, for multi-line help in *.opt.
5041 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5042 -Wno-pedantic-ms-format is for MinGW targets only.
5044 * doc/options.texi (Option file format): Fix bad indentation,
5045 restoring dropped sentence.
5047 2009-02-28 Jan Hubicka <jh@suse.cz>
5049 * tree-inline.c (tree_function_versioning): Output debug info.
5051 2009-02-28 Jan Hubicka <jh@suse.cz>
5054 * tree-inline.c (setup_one_parameter): Do not copy propagate
5055 arguments when not optimizing.
5057 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5060 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5061 (avx_addsubv4df3): Likewise.
5062 (*avx_addsubv4sf3): Likewise.
5063 (sse3_addsubv4sf3): Likewise.
5064 (*avx_addsubv2df3): Likewise.
5065 (sse3_addsubv2df3): Likewise.
5066 (avx_unpckhps256): Correct item selectors.
5067 (avx_unpcklps256): Likewise.
5068 (avx_unpckhpd256): Likewise.
5069 (avx_unpcklpd256): Likewise.
5071 2009-02-28 Jan Hubicka <jh@suse.cz>
5073 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5075 (copy_arguments_for_versioning): If var is declared don't declare it.
5076 (tree_function_versioning): First setup substitutions and then copy
5079 2009-02-27 Jan Hubicka <jh@suse.cz>
5082 * cgraph.h (varpool_output_debug_info): Remove.
5083 * cgraphunit.c (varpool_output_debug_info): Remove.
5084 * dwarf2out.c (deferred_locations_struct): New struct
5085 (deferred_locations): New type.
5086 (deferred_locations_list): New static var.
5087 (deffer_location): New function.
5088 (gen_variable_die): Use it.
5089 (decls_for_scope): Output info on local static vars.
5090 (dwarf2out_finish): Process deferred locations.
5091 * varpool.c (varpool_output_debug_info): Remove.
5093 2009-02-27 Jan Hubicka <jh@suse.cz>
5096 * tree.h (TREE_PROTECTED): Fix comment.
5097 (BLOCK_HANDLER_BLOCK): Remove.
5098 (struct tree_block): Remove handler_block add body_block.
5099 (inlined_function_outer_scope_p): New.
5100 (is_body_block): Remove.
5101 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5102 * dwarf2out.c (is_inlined_entry_point): Remove.
5103 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5104 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5106 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5107 * gimplify.c (gimplify_expr): Gimplify body blocks.
5108 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5109 block with multiple subblocks.
5110 (dump_scope_block): Prettier output; dump more flags and info.
5111 (dump_scope_blocks): New.
5112 (remove_unused_locals): Use dump_scope_blocks.
5113 * tree-flow.h (dump_scope_blocks): Declare.
5114 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5115 * stmt.c (is_body_block): Remove.
5116 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5117 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5119 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5122 * graphite.c (graphite_loop_normal_form): Do not call
5123 number_of_iterations_exit from a gcc_assert.
5125 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5127 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5128 jumps if COND is NULL.
5129 (find_cond_jump): New function.
5130 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5131 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5133 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5135 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5136 force_const_mem returns NULL_RTX.
5138 2009-02-26 Jan Hubicka <jh@suse.cz>
5141 * cgraph.h (varpool_output_debug_info): Remove.
5142 * cgraphunit.c (varpool_output_debug_info): Remove.
5143 * dwarf2out.c (deferred_locations_struct): New struct
5144 (deferred_locations): New type.
5145 (deferred_locations_list): New static var.
5146 (deffer_location): New function.
5147 (gen_variable_die): Use it.
5148 (decls_for_scope): Output info on local static vars.
5149 (dwarf2out_finish): Process deferred locations.
5150 * varpool.c (varpool_output_debug_info): Remove.
5152 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5154 PR rtl-optimization/39241
5155 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5156 to subreg_offset_representable_p.
5158 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5160 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5161 execute function prototype. Get f and nregs from max_reg_num
5162 and get_insns. Remove the first backward pass as it's dead,
5163 guard the forward pass by flag_expensive_optimizations.
5164 (rest_of_handle_regmove): Delete.
5165 (pass_regmove): Replace it with regmove_optimize.
5167 2009-02-25 Martin Jambor <mjambor@suse.cz>
5169 PR tree-optimization/39259
5170 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5171 calls_alloca function flags.
5172 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5175 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5177 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5178 flags_set_1_rtx, flags_set_1_set): Delete.
5179 (regmove_optimize): Do not call mark_flags_life_zones.
5181 2009-02-24 Julian Brown <julian@codesourcery.com>
5184 * config/arm/arm.c (require_pic_register): Only set
5185 cfun->machine->pic_reg once per function.
5187 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5189 * doc/invoke.texi (Link Options): Document an easier way to pass
5190 options that take arguments to the GNU linker using -Xlinker and -Wl.
5192 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5195 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5197 2009-02-24 Richard Guenther <rguenther@suse.de>
5200 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5202 2009-02-24 Richard Guenther <rguenther@suse.de>
5203 Zdenek Dvorak <ook@ucw.cz>
5205 PR tree-optimization/39233
5206 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5207 from converting them to a generic type.
5209 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5211 PR tree-optimization/39260
5212 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5213 contains a condition with a real type.
5214 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5216 2009-02-23 Jason Merrill <jason@redhat.com>
5219 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5220 narrowing_initializer_constant_valid_p.
5221 (narrowing_initializer_constant_valid_p): Don't return
5222 null_pointer_node for adding a pointer to itself.
5224 2009-02-23 Jan Hubicka <jh@suse.cz>
5227 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5230 2009-02-23 Jan Hubicka <jh@suse.cz>
5232 PR tree-optimization/37709
5233 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5234 * tree.h (block_ultimate_origin): Declare.
5235 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5236 * tree-ssa-live.c (remove_unused_scope_block_p):
5237 Eliminate blocks containig no instructions nor live variables nor
5239 (dump_scope_block): New function.
5240 (remove_unused_locals): Enable removal of dead blocks by default;
5241 enable dumping at TDF_DETAILS.
5243 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/i386/i386.c (classify_argument): Don't allow COImode
5247 (function_arg_advance_32): Don't allow OImode.
5248 (function_arg_32): Likewise.
5249 (function_value_32): Likewise.
5250 (return_in_memory_32): Likewise.
5251 (function_arg_64): Remove OImode comment.
5253 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5256 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5257 ix86_expand_vector_set for V4DImode in 64bit mode only.
5258 (ix86_expand_vector_init_one_var): Likewise.
5260 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5262 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5264 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5267 * loop-iv.c: Revert last change.
5268 * emit-rtl.c: Likewise.
5270 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5273 * config/i386/i386.c (type_natural_mode): Remove an extra
5274 space in the warning message.
5275 (function_value_32): Handle 32-byte vector modes.
5276 (return_in_memory_32): Likewise.
5278 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5280 * loop-iv.c (truncate_value): New function.
5281 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5283 (lowpart_subreg): Move to...
5284 * emit-rtl.c: ...here.
5286 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5288 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5289 accidental and undocumented change at revision 140860.
5291 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5293 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5294 take gimple_seq * arguments.
5295 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5296 types_compatible_p langhook.
5298 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5299 Joseph Myers <joseph@codesourcery.com>
5301 * config/arm/arm.c (arm_builtin_va_list): New function.
5302 (arm_expand_builtin_va_start): Likewise.
5303 (arm_gimplify_va_arg_expr): Likewise.
5304 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5305 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5306 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5307 (va_list_type): New variable.
5308 (arm_mangle_type): Mangle va_list_type appropriately.
5310 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5313 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5314 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5315 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5316 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5317 parameter to 1000 for -O1 by default.
5318 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5320 * loop-invariant.c: Include params.h.
5321 (move_loop_invariants): Don't call move_single_loop_invariants on
5324 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5326 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5327 offset when calculating bounds for indexing stack_usage_map. Fixes
5328 a buffer overflow with certain target setups.
5330 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5333 * calls.c (expand_call): Clear try_tail_call if caller and callee
5334 disagree in promotion of function return value.
5336 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5339 * c-common.c (c_determine_visibility): If visibility changed and
5340 DECL_RTL has been already set, call make_decl_rtl to update symbol
5343 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5346 * varasm.c (assemble_variable): Don't check DECL_NAME when
5347 globalizing a variable.
5349 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5352 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5353 expression before any __builtin_trap call.
5354 * c-typeck.c (build_function_call): Convert and check function
5355 arguments before generating a call to a trap. Evaluate the
5356 function arguments before the trap.
5358 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5361 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5362 (UNSPEC_FXAM_MEM): New unspec.
5363 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5364 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5365 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5367 2009-02-19 Richard Guenther <rguenther@suse.de>
5369 PR tree-optimization/39207
5370 PR tree-optimization/39074
5371 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5372 storedanything_tree): New.
5373 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5374 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5375 (build_succ_graph): Add edges from STOREDANYTHING to all
5377 (init_base_vars): Initialize STOREDANYTHING.
5378 (compute_points_to_sets): Free substitution info after
5379 building the succ graph.
5380 (ipa_pta_execute): Likewise.
5382 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5384 (do_ds_constraint): Do not add to special var or non-pointer
5386 (type_could_have_pointers): Split out from ...
5387 (could_have_pointers): ... here. For arrays use the element type.
5388 (create_variable_info_for): Initialize may_have_pointers.
5389 (new_var_info): Likewise.
5390 (handle_lhs_call): Make the HEAP variable unknown-sized.
5391 (intra_create_variable_infos): Use a type with pointers for
5392 PARM_NOALIAS, make it unknown-sized.
5394 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5397 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5399 2009-02-18 Jason Merrill <jason@redhat.com>
5402 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5403 value if DECL_EXTERNAL.
5404 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5405 * target.h (gcc_target::binds_local_p): Clarify "module".
5406 * tree.h (TREE_PUBLIC): Clarify "module".
5408 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5411 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5412 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5414 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5417 * c.opt (Wabi): Support C and ObjC.
5420 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5422 * config/i386/i386.c (classify_argument): Warn once about the ABI
5423 change when passing union with long double.
5425 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5427 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5430 * c-parser.c (c_parser_compound_statement): Always enter and leave
5433 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5436 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5438 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5440 PR tree-optimization/36922
5441 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5442 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5445 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5447 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5450 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5452 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5454 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5456 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5459 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5460 Richard Sandiford <rdsandiford@googlemail.com>
5462 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5463 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5464 (loongson_biadd): ...this.
5466 2009-02-17 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/39202
5469 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5470 a var make sure to follow existing collapses.
5472 2009-02-17 Richard Guenther <rguenther@suse.de>
5475 * langhooks.c (lhd_print_error_function): Check for NULL block.
5477 2009-02-17 Richard Guenther <rguenther@suse.de>
5479 PR tree-optimization/39204
5480 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5483 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5485 * config/soft-fp/double.h: Update from glibc CVS.
5487 2009-02-17 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/39207
5490 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5491 strict-aliasing warnings for pointers pointing to NULL.
5493 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5496 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5497 skipping until next close brace.
5499 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5502 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5503 to function argument boundary.
5505 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5507 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5508 in the lea_add. Reload eventually constraints it properly.
5509 * config/picochip/constraints.md : Remove the target constraint
5510 "b", since it is not needed anymore.
5512 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5514 * gthr-dce.h: Uglify function parameter and local variable names.
5515 * gthr-gnat.h: Likewise.
5516 * gthr-mipssde.h: Likewise.
5517 * gthr-nks.h: Likewise.
5518 * gthr-posix95.h: Likewise.
5519 * gthr-posix.h: Likewise.
5520 * gthr-rtems.h: Likewise.
5521 * gthr-single.h: Likewise.
5522 * gthr-solaris.h: Likewise.
5523 * gthr-tpf.h: Likewise.
5524 * gthr-vxworks.h: Likewise.
5525 * gthr-win32.h: Likewise.
5527 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5530 * config/i386/i386.md: Restrict the new peephole2 to move
5531 between MMX/SSE registers.
5533 2009-02-15 Richard Guenther <rguenther@suse.de>
5536 2009-02-13 Richard Guenther <rguenther@suse.de>
5538 * configure.ac: Enable LFS.
5539 * configure: Re-generate.
5540 * config.in: Likewise.
5542 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5544 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5545 spu_srqwbyte, spu_srqwbytebc): Define.
5546 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5547 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5548 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5549 "shrqby_<mode>"): New insn-and-split patterns.
5550 * config/spu/spu.c (expand_builtin_args): Determine and return
5551 number of operands using spu_builtin_description data.
5552 (spu_expand_builtin_1): Use it.
5554 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5557 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5560 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5563 * config/i386/i386.c (override_options): Correct warning
5564 messages for -malign-loops, -malign-jumps and -malign-functions.
5566 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5569 * config/i386/i386.md: Restrict the new peephole2 to move
5570 between the general purpose registers.
5572 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5575 * config/i386/i386.c (type_natural_mode): Add a new argument.
5576 Return the original mode and warn ABI change if vector size is 32byte.
5577 (function_arg_advance): Updated.
5578 (function_arg): Likewise.
5579 (ix86_function_value): Likewise.
5580 (ix86_return_in_memory): Likewise.
5581 (ix86_sol10_return_in_memory): Likewise.
5582 (ix86_gimplify_va_arg): Likewise.
5583 (function_arg_32): Don't warn ABX ABI change here.
5584 (function_arg_64): Likewise.
5586 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5588 * loop-iv.c (implies_p): In the final case, test that operands 0
5589 of the two comparisons match.
5591 * config/bfin/bfin.c (find_prev_insn_start): New function.
5592 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5593 (find_next_insn_start): Move.
5595 2009-02-13 Richard Guenther <rguenther@suse.de>
5597 * configure.ac: Enable LFS.
5598 * configure: Re-generate.
5599 * config.in: Likewise.
5601 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5604 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5605 sizes on syntax error after some arguments have been parsed.
5607 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5609 * doc/invoke.texi (-fira): Remove.
5611 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5613 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5614 * recog.c: Likewise.
5617 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5619 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5620 (umul_ppmm): Likewise.
5621 (count_leading_zeros): Likewise.
5622 (count_trailing_zeros): Likewise.
5623 (UMUL_TIME): Likewise.
5625 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5627 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5628 soft-fp/t-softfp to tmake_file.
5630 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5631 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5632 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5633 IA64_BUILTIN_INFQ]: New.
5634 (ia64_init_builtins): Initialize __builtin_infq,
5635 __builtin_fabsq and __builtin_copysignq if not HPUX.
5636 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5637 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5639 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5641 (__fixtfti): Likewise.
5642 (__fixunstfti): Likewise.
5643 (__floattitf): Likewise.
5645 * config/ia64/libgcc-glibc.ver: New.
5646 * config/ia64/t-fprules-softfp: Likewise.
5647 * config/ia64/sfp-machine.h: Likewise.
5649 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5650 (LIBGCC2_TF_CEXT): Likewise.
5651 (TF_SIZE): Likewise.
5652 (TARGET_INIT_LIBFUNCS): Likewise.
5654 * config/ia64/t-glibc (SHLINB_MAPFILES):
5655 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5657 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5659 * config/i386/i386.c (construct_container): Rewrite processing
5660 BLKmode with X86_64_SSE_CLASS.
5662 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5665 * config/i386/i386.md: Replace simplify_replace_rtx with
5666 replace_rtx in the new peephole2.
5668 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5670 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5671 loop unrolling do not happen at -O2.
5673 2009-02-12 Michael Matz <matz@suse.de>
5675 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5677 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5679 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5682 2009-02-12 Ben Elliston <bje@au.ibm.com>
5684 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5685 patterns when updating the back chain. Missed in the 2009-02-10
5688 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5690 * doc/extend.texi (Decimal Floating Types): Update identifier of
5691 draft TR and list of missing support.
5693 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5696 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5697 bit to variable length decl's flags, add it also to its
5698 pointer replacement variable.
5700 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5701 Jakub Jelinek <jakub@redhat.com>
5704 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5705 (memory_blockage): New expander.
5706 (*memory_blockage): New insn pattern.
5707 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5708 instead of general blockage at the end of function prologue when
5709 frame pointer is used to access red zone area. Do not emit blockage
5710 when profiling, it is emitted in generic code.
5711 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5712 function epilogue when frame pointer is used to access red zone area.
5714 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5717 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5718 by arithmetic with memory operands.
5719 * config/i386/predicates.md (commutative_operator): New.
5721 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5723 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5726 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5728 * alias.h (record_alias_subset): Declare.
5729 * alias.c (record_alias_subset): Make global.
5731 2009-02-10 Nick Clifton <nickc@redhat.com>
5733 * tree-parloops.c: Change license to GPLv3.
5734 * ipa-struct-reorg.c: Change license to GPLv3.
5735 * ipa-struct-reorg.h: Change license to GPLv3.
5737 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5740 * c-decl.c (start_struct): Return NULL on error.
5742 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5745 * cfgloopmanip.c (remove_path): Call remove_bbs after
5746 cancel_loop_tree, not before it.
5749 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5750 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5751 VAR_DECLs were seen.
5752 * tree-ssa-live.c (remove_unused_locals): Recompute
5753 cfun->has_local_explicit_reg_vars.
5754 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5755 copies or clearings if cfun->has_local_explicit_reg_vars.
5757 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5760 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5761 of function prologue when frame pointer is used to access
5764 2009-02-10 Richard Guenther <rguenther@suse.de>
5767 * gimplify.c (gimple_regimplify_operands): Always look if
5768 we need to create a temporary.
5770 2009-02-10 Richard Guenther <rguenther@suse.de>
5772 PR tree-optimization/39132
5773 * tree-loop-distribution.c (todo): New global var.
5774 (generate_memset_zero): Trigger TODO_rebuild_alias.
5775 (tree_loop_distribution): Return todo.
5777 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5780 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5781 (x86_64_reg_class_name): Removed.
5782 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5783 first one isn't X86_64_SSE_CLASS or any other ones aren't
5784 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5785 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5786 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5787 and 3 X86_64_SSEUP_CLASS.
5788 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5789 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5791 2009-02-10 Ben Elliston <bje@au.ibm.com>
5793 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5794 form instruction to update the stack back chain word, even if the
5795 user has disabled the generation of update instructions.
5796 (movdi_<mode>_update_stack): New.
5797 (movsi_update_stack): Likewise.
5798 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5799 always use an update form instruction to update the stack back
5802 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5805 * graphite.c (if_region_set_false_region): After moving a region in
5806 the false branch of a condition, remove the empty dummy basic block.
5807 (gloog): Remove wrong fix for PR38953.
5809 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5811 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5812 generation due to implicit sign extension.
5814 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5817 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5818 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5820 2009-02-09 Richard Guenther <rguenther@suse.de>
5823 * convert.c (convert_to_real): Disable (float)fn((double)x)
5824 to fnf(x) conversion if errno differences may occur and
5825 -fmath-errno is set.
5827 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5829 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5830 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5831 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5833 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5836 * c-common.c (handle_alias_attribute): Disallow attribute for
5837 anything not a FUNCTION_DECL or VAR_DECL.
5839 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5842 * real.c (do_compare): Special-case compare of zero against
5843 decimal float value.
5845 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5848 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5849 as indicating flexible array members unless the field itself is
5850 being declarared as the incomplete array.
5852 2009-02-06 Jan Hubicka <jh@suse.cz>
5854 PR tree-optimization/38844
5855 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5858 2009-02-06 Richard Guenther <rguenther@suse.de>
5861 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5862 fork because we may expand it as __gcov_fork.
5864 2009-02-06 Nick Clifton <nickc@redhat.com>
5866 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5868 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5870 PR tree-optimization/35659
5871 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5872 vn_phi_eq): Shortcut if hashcode does not match.
5873 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5875 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5876 and avoid iterative_hash_expr.
5877 (FOR_EACH_VALUE_ID_IN_SET): New.
5878 (value_id_compare): Remove.
5879 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5880 sort expressions by value id.
5882 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5885 * config/sh/predicates.md (general_movsrc_operand): Don't check
5886 the subreg of system registers here.
5888 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5891 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5894 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5896 PR rtl-optimization/39110
5897 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5898 addresses, not aligned ones.
5900 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5901 Richard Guenther <rguenther@suse.de>
5903 PR tree-optimization/39100
5904 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5905 comment says and add edges.
5907 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5910 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5911 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5913 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5915 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5916 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5917 register_bb_in_sese, new_sese, free_sese): Moved.
5918 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5919 outermost_loop_in_scop, build_scop_iteration_domain,
5920 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5921 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5922 Use loop_in_sese_p instead of loop_in_scop_p.
5923 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5924 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5925 (scopdet_basic_block_info): Fix bug in scop detection.
5926 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5927 eq_loop_to_cloog_loop): Remove.
5928 (nb_loops_around_loop_in_scop, nb_loop
5929 ref_nb_loops): Moved here...
5930 * graphite.h (ref_nb_loops): ... from here.
5931 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5932 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5933 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5934 * testsuite/gcc.dg/graphite/scop-19.c: New
5936 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5937 Hans-Peter Nilsson <hp@axis.com>
5939 PR rtl-optimization/37889
5940 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5941 Move offset handling from PLUS to before the switch. Use new
5942 arguments when considering SYMBOL_REFs too.
5943 (rtx_addr_can_trap_p): Pass dummy offset and size.
5944 (enum may_trap_p_flags): Remove.
5945 (may_trap_p_1): Pass size from MEM_SIZE.
5947 PR rtl-optimization/38921
5948 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5949 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5950 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5951 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5953 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5955 AVX Programming Reference (January, 2009)
5956 * config/i386/sse.md (*vpclmulqdq): New.
5958 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5960 PR tree-optimization/38977
5961 PR gcov-profile/38292
5962 * calls.c (special_function_p): Disregard __builtin_ prefix.
5964 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5966 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5967 non-indexable addresses even before reload.
5969 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5972 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5973 as having variable size. Do not give an error for unnamed
5974 parameters with [*] declarators. Give a warning for type names
5975 with [*] declarators and mark them as variable size.
5976 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5977 for sizeof applied to [*] type names.
5979 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5982 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5984 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5986 * gcc.c (process_command): Update copyright notice dates.
5987 * gcov.c (print_version): Likewise.
5988 * gcov-dump.c (print_version): Likewise.
5989 * mips-tfile.c (main): Likewise.
5990 * mips-tdump.c (main): Likewise.
5992 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5995 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5996 for composite type involving a zero-length array type.
5998 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6001 * function.c (match_asm_constraints_1): Skip over
6002 initial optional % in the constraint.
6005 * c-parser.c (c_parser_postfix_expression): If fixed point is not
6006 supported, don't accept FIXED_CSTs.
6007 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6008 and _Sat is used without _Fract/_Accum. Set specs->type to
6009 integer_type_node for cts_fract/cts_accum if fixed point is not
6012 2009-02-02 Catherine Moore <clm@codesourcery.com>
6014 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6016 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6018 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6019 (ABI_HAS_64BIT_SYMBOLS): Use it.
6020 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6022 2009-02-02 Paul Brook <paul@codesourcery.com>
6024 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6026 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6029 * recog.h (asm_operand_ok): Add constraints argument.
6030 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6031 recurse on matching constraint.
6032 (check_asm_operands): Pass constraints as 3rd argument to
6033 asm_operand_ok. Don't look up matching constraint here.
6034 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6037 2009-02-02 Ben Elliston <bje@au.ibm.com>
6039 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6040 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6042 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6044 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6045 information. Remove some obsolete information. Reorganize.
6047 * config/pa/fptr.c: Revert license to GPL 2.
6048 * config/pa/milli64.S: Likewise.
6050 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6053 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6054 LIBRARY name in, instead of hard-coding it.
6055 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6056 extra target make frag to tmake_files according to EH model.
6057 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6058 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6059 frags that define makefile variable EH_MODEL appropriately.
6060 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6061 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6062 to "-sjlj" according to type of EH configured.
6063 (LIBGCC_SONAME): Concatenate it to shared library base name.
6064 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6065 to "_sjlj" according to type of EH configured.
6066 (LIBGCC_SONAME): Concatenate it to shared library base name.
6067 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6068 (SHLIB_LINK): Add missing semicolon to if-else construct.
6069 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6070 string value of "pe_dll" command-line option.
6071 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6072 (SHLIB_SONAME): Use it when overriding t-cygming default.
6073 (SHLIB_IMPLIB): Override t-cygming default.
6074 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6075 string value of "pe_dll" command-line option.
6077 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6080 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6081 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6083 2009-01-31 Richard Guenther <rguenther@suse.de>
6085 PR tree-optimization/38937
6086 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6087 computing the transitive closure.
6089 2009-01-30 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/39041
6092 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6093 Propagate variable indices only if the types match for this stmt.
6095 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6098 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6099 inline but never defined.
6101 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6103 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6104 (*insv_h_di_reg_extimm): New insn.
6105 (*insv_l<mode>_reg_extimm): New insn.
6107 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6109 * config/picochip/picochip.c (flag_conserve_stack): set
6110 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6111 fconserve-stack. Reduce call-overhead used by inliner.
6113 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6116 * common.opt (flag_conserve_stack): Initialised to zero.
6118 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6121 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6122 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6125 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6127 * ira-color.c (allocno_reload_assign): Update comments.
6128 * regmove.c (regmove_optimize): Likewise.
6132 2009-01-29 Robert Millan <rmh@aybabtu.com>
6134 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6135 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6136 `MD_UNWIND_SUPPORT'.
6137 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6139 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6141 PR tree-optimization/39007
6142 * tree-loop-distribution.c (generate_builtin): Use
6143 recompute_dominator to compute the immediate dominator of the
6144 basic block just after the loop.
6146 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6148 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6149 (ASM_OUTPUT_DWARF_PCREL): Define.
6151 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6153 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6154 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6155 global. Modify entries about regmove and IRA.
6157 * ra-conflict.c: Remove the file.
6159 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6161 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6162 (pass_regclass_init): Rename to pass_reginfo_init.
6164 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6166 * toplev.h (flag_ira): Remove.
6168 * caller-save.c (setup_save_areas): Remove flag_ira.
6170 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6172 * global.c: Remove the file.
6174 * opts.c (decode_options): Remove flag_ira.
6176 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6178 * regmove.c: Modify file description.
6179 (find_use_as_address, try_auto_increment): Define them only if
6180 AUTO_INC_DEC is defined.
6181 (replacement_quality, replace_in_call_usage, fixup_match_1,
6182 stable_and_no_regs_but_for_p): Remove.
6183 (reg_set_in_bb): Make it static.
6184 (regmove_optimize): Remove flag_ira and code which worked for
6187 * local-alloc.c: Remove the file.
6189 * common.opt (fira): Remove.
6191 * ira.c: Include except.h.
6192 (eliminable_regset): Move from global.c.
6193 (mark_elimination): Ditto. Remove flag_ira.
6194 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6195 equiv_mem_modified, validate_equiv_mem_from_store,
6196 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6197 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6198 no_equiv, recorded_label_ref): Move from local-alloc.c.
6199 (update_equiv_regs): Ditto. Make it static.
6200 (print_insn_chain, print_insn_chains): Move it from global.c.
6201 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6202 (build_insn_chain): Ditto. Make it static.
6203 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6204 Rename to init_live_subregs.
6205 (gate_ira): Remove flag_ira.
6207 * regclass.c: Rename reginfo.c. Change file description.
6208 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6209 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6210 (init_reg_sets_1): Remove code for evaluation of
6211 reg_class_superclasses and losing_caller_save_reg_set.
6212 (init_regs): Remove init_reg_autoinc.
6213 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6214 ok_for_base_p_nonstrict): Remove.
6215 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6216 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6217 corresponding entries.
6218 (dump_regclass, record_operand_costs, scan_one_insn,
6219 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6220 record_address_regs, auto_inc_dec_reg_p): Remove.
6221 (gt-regclass.h): Rename to gt-reginfo.h.
6223 * rtl.h (dump_global_regs, retry_global_alloc,
6224 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6226 * Makefile.in (RA_H): Remove.
6227 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6228 Rename regclass.o to reginfo.o.
6229 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6231 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6232 (GTFILES): Rename regclass.c to reginfo.c.
6234 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6235 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6237 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6238 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6240 (finish_spills): Ditto. Remove code for !flag_ira.
6242 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6245 * doc/invoke.texi (rtl debug options): Complete rewrite.
6246 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6248 * mode-switching.c (pass_mode_switching): Rename pass from
6249 "mode-sw" to "mode_sw".
6250 * except.c (pass_convert_to_eh_ranges): Rename pass from
6251 "eh-ranges" to "eh_ranges".
6252 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6256 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6257 Alexander Monakov <amonakov@ispras.ru>
6260 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6262 (move_exprs_to_boundary): Change return type and pass through
6263 should_move from move_op. Relax assert. Update usage ...
6264 (schedule_expr_on_boundary): ... here. Use should_move instead of
6266 (move_op_orig_expr_found): Indicate that insn was disconnected from
6268 (code_motion_process_successors): Do not call after_merge_succs
6269 callback if original expression was not found when traversing any of
6271 (code_motion_path_driver): Change return type. Update prototype.
6272 (move_op): Update comment. Add a new parameter (should_move). Update
6273 prototype. Set *should_move based on indication provided by
6274 move_op_orig_expr_found.
6276 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6278 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6279 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6280 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6281 * config/rs6000/rs6000.c (rs6000_override_options): Default
6282 avoid-indexed-addresses on for Power6, off for everything else.
6283 (avoiding_indexed_address_p): New function.
6284 (rs6000_legitimize_address): Use it.
6285 (rs6000_legitimate_address): Likewise.
6286 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6288 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6290 PR tree-optimization/38997
6291 * tree-loop-distribution.c (generate_memset_zero): Use
6292 POINTER_PLUS_EXPR for a pointer addition.
6294 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6296 * config/s390/s390.md (bswap<mode>2): New pattern added.
6298 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6300 * config/s390/s390.md (*tls_load_31): Added type attribute.
6302 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6304 * config/s390/s390.md: Fix a few comments.
6306 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6308 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6309 (*tm<mode>_full): Fixed z10prop attribute.
6310 (*tst<mode>_extimm): Fixed z10prop attribute.
6311 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6312 (*tstqiCCT_cconly): Fixed z10prop attribute.
6313 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6314 (*movsi_larl): Fixed z10prop attribute.
6315 (*movsi_zarch): Fixed z10prop attribute.
6316 (*movsi_eas): Fixed z10prop attribute.
6317 (*movhi): Fixed z10prop attribute.
6318 (*movqi): Fixed z10prop attribute.
6319 (*movstrictqi): Fixed z10prop attribute.
6320 (*mov<mode>): Fixed z10prop attribute.
6321 (*movcc): Fixed z10prop attribute.
6322 (*sethighpartdi_64): Fixed z10prop attribute.
6323 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6324 (*negdi2_sign_cc): Fixed z10prop attribute.
6325 (*negdi2_sign): Fixed z10prop attribute.
6326 (*absdi2_sign_cc): Fixed z10prop attribute.
6327 (*absdi2_sign): Fixed z10prop attribute.
6328 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6329 (*negabsdi2_sign): Fixed z10prop attribute.
6330 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6331 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6332 (doloop_si64): Fixed z10prop attribute.
6333 (doloop_si31): Fixed z10prop attribute.
6334 (doloop_long): Fixed z10prop attribute.
6335 (indirect_jump): Fixed z10prop attribute.
6336 (nop): Fixed z10prop attribute.
6337 (main_base_64): Fixed z10prop attribute.
6338 (reload_base_64): Fixed z10prop attribute.
6340 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6342 PR rtl-optimization/38740
6343 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6345 * config/mips/mips.c (mips_reorg): Likewise.
6347 2009-01-28 Richard Guenther <rguenther@suse.de>
6349 PR tree-optimization/38926
6350 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6351 with the correct value id to a value.
6352 (do_regular_insertion): Use the value number of edoubleprime
6353 for the value number of the expr.
6356 2008-08-21 Richard Guenther <rguenther@suse.de>
6358 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6359 a PHI ask VN if it is already available.
6360 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6361 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6363 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6366 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6367 set to varying whenever max has TREE_OVERFLOW set, similarly
6368 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6370 2009-01-28 Richard Guenther <rguenther@suse.de>
6373 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6374 uninitialized aggregate uses in call arguments.
6376 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6378 PR tree-optimization/38984
6379 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6380 the nothing_id variable if -fno-delete-null-pointer-checks.
6382 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6385 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6386 (set_got_offset_rex64): Ditto.
6388 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6391 * doc/extend.texi: Improve local variable with asm reg.
6393 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6395 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6396 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6397 was not supplied then set warn_packed_bitfield_compat to the
6399 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6402 2009-01-27 Richard Guenther <rguenther@suse.de>
6404 PR tree-optimization/38503
6405 * cfgexpand.c (expand_gimple_basic_block): Ignore
6406 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6407 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6408 variables that cannot have TBAA applied.
6409 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6412 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6415 * calls.c (initialize_argument_information): Do not wrap complex
6416 arguments in SAVE_EXPR.
6418 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6420 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6421 (INSTALL_LIBGCC): Revert typo commit.
6423 2009-01-26 Richard Guenther <rguenther@suse.de>
6425 PR tree-optimization/38745
6426 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6427 from special handling.
6429 2009-01-26 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/38745
6432 * tree-ssa.c (execute_update_addresses_taken): Do not include
6433 variables that cannot possibly be a register in not_reg_needs.
6434 Do not clear TREE_ADDRESSABLE on vars that may not become
6436 * tree-ssa.c (update_alias_info_1): Include those in the set
6437 of addressable vars.
6439 2009-01-26 Richard Guenther <rguenther@suse.de>
6442 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6443 * tree-ssa-dse.c: Include langhooks.h
6444 (execute_simple_dse): Remove stores with zero size.
6446 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6449 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6452 2009-01-24 Julian Brown <julian@codesourcery.com>
6454 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6455 config/arm/linux-atomic.c.
6456 * config/arm/linux-atomic.c: New.
6458 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6460 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6461 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6462 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6464 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6467 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6470 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6472 PR tree-optimization/38953
6473 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6474 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6475 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6476 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6479 2009-01-24 Paul Brook <paul@codesourcery.com>
6481 * config/arm/neon.md (neon_type): Move to arm.md.
6482 (neon_mov<VSTRUCT>): Add neon_type attribute.
6483 * config/arm/arm.md (neon_type): Move to here.
6484 (conds): Add "unconditioal" and use as default for NEON insns.
6486 2009-01-24 Ben Elliston <bje@au.ibm.com>
6488 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6489 void *' warning from -Wc++-compat.
6490 * Makefile.in (dominance.o-warn): Remove.
6492 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6494 PR tree-optimization/38932
6495 * fold-const.c (fold_unary_ignore_overflow): New.
6496 * tree.h (fold_unary_ignore_overflow): Declare.
6497 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6498 * tree-ssa-sccvn.c (visit_reference_op_load,
6499 simplify_unary_expression): Likewise.
6501 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6503 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6504 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6505 regardless of their type.
6506 * c-common.c (handle_packed_attribute): Don't ignore packed on
6508 * c.opt (Wpacked-bitfield-compat): New warning option.
6509 * stor-layout.c (place_field): Warn if offset of a field changed.
6510 * doc/extend.texi (packed): Mention the ABI change.
6511 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6512 (Warning Options): Add it to the list.
6514 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6516 * c-opts.c (c_common_post_options): Fix a typo in comments.
6518 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6521 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6522 variables to static.
6523 * doc/invoke.texi (-fmerge-all-constants): Update description.
6525 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6529 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6531 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6533 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6535 (LOCAL_ALIGNMENT): Similarly.
6537 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6538 Joseph Myers <joseph@codesourcery.com>
6540 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6541 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6542 * config/arm/arm-tune.md: Regenerate.
6543 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6546 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6548 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6549 version number to five.
6551 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6554 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6555 * c-common.c (set_underlying_type): Likewise.
6556 (is_typedef_decl ): Likewise
6558 (set_underlying_type): Likewise.
6559 (is_typedef_type): Likewise.
6561 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6564 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6567 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6570 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6571 (LIBGCC_SPEC): Don't define.
6572 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6574 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6576 PR rtl-optimization/38879
6577 * alias.c (base_alias_check): Unaligned access via AND address can
6578 alias all surrounding object types except those with sizes equal
6579 or wider than the size of unaligned access.
6581 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6584 * c-decl.c (clone_underlying_type): Move this ...
6585 * c-common.c (set_underlying_type): ... here.
6586 Also, make sure the function properly sets TYPE_STUB_DECL() on
6587 the newly created typedef variant type.
6588 (is_typedef_decl ): New entry point.
6589 * tree.h: Added a new member member_types_needing_access_check to
6590 struct tree_decl_non_common.
6591 (set_underlying_type): New entry point.
6592 (is_typedef_type): Likewise.
6594 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6596 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6597 Check whether two instructions have memory references that
6598 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6599 are helper functions for traversing.
6600 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6601 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6602 not to draw dependency edge for instructions with non-conflicting
6605 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6608 * longlong.h: Update copyright years. Use soft-fp license notice.
6609 Sync __clz_tab declaration with glibc.
6611 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6614 * doc/extend.texi (syscall_linkage): New.
6615 (version_id): Modify.
6617 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6618 Richard Guenther <rguenther@suse.de>
6620 PR tree-optimization/38747
6621 PR tree-optimization/38748
6622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6623 conversion if the base address is an indirect reference and the
6624 aliasing sets could cause issues.
6626 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6628 * common.opt (fgraphite, fgraphite-identity): Add comment for
6629 explaining why these options are not documented.
6631 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6633 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6634 gimple_call_lhs is NULL.
6636 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6639 * emit-rtl.c (adjust_address_1): Make sure memref is never
6642 2009-01-20 Ben Elliston <bje@au.ibm.com>
6644 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6645 const qualifier from arg parameter. Remove unnecessary cast to char *.
6646 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6647 const qualifier from arg 2.
6649 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6651 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6653 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6656 * rtl.h (reinit_regs): New prototype.
6657 * regclass.c: Include ira.h.
6659 * Makefile.in (regclass.o): Add ira.h.
6660 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6662 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6665 * c-common.c (handle_aligned_attribute): Use
6666 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6667 default alignment value.
6669 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6671 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6672 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6674 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6675 __BIGGEST_ALIGNMENT__.
6677 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6679 2009-01-18 Richard Guenther <rguenther@suse.de>
6681 PR tree-optimization/38819
6682 * tree-flow.h (operation_could_trap_helper_p): Declare.
6683 * tree-eh.c (operation_could_trap_helper_p): Export.
6684 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6685 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6686 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6687 are about to insert a possibly trapping instruction and fail
6690 2009-01-18 Andreas Schwab <schwab@suse.de>
6692 * doc/install.texi (Configuration): Remove obsolete paragraph
6693 about use of --with-gnu-ld with --with-gnu-as.
6695 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6697 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6698 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6699 Follow spelling conventions.
6701 2009-01-18 Ben Elliston <bje@au.ibm.com>
6703 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6704 C++ warning about implicit conversion from void * to struct
6706 (bitmap_obstack_free): Likewise for bitmap_element *.
6707 * Makefile.in (bitmap.o-warn): Remove.
6709 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6711 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6713 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6714 Tobias Grosser <tobi.grosser@amd.com>
6716 * graphite.c (graphite_trans_scop_block): Do not block single
6719 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6721 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6722 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6723 test with assertion.
6725 2009-01-16 Richard Guenther <rguenther@suse.de>
6727 PR tree-optimization/38835
6729 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6730 and INT + PTR -> (INT)(PTR p+ INT) folding.
6731 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6733 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6736 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6737 the subreg from a lowpart subreg if it is also casting the value.
6739 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6740 Tobias Grosser <tobi.grosser@amd.com>
6742 * graphite.c (compare_prefix_loops): New.
6743 (build_scop_canonical_schedules): Rewritten.
6744 (graphite_transform_loops): Move build_scop_canonical_schedules
6745 after build_scop_iteration_domain.
6747 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6748 Tobias Grosser <tobi.grosser@amd.com>
6750 * graphite.c (add_conditions_to_domain): Add the loops to
6751 the dimension of the iteration domain. Do copy the domain
6752 only when it exists.
6753 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6754 (add_conditions_to_constraints): New.
6755 (can_generate_code_stmt, can_generate_code): Removed.
6756 (gloog): Do not call can_generate_code.
6757 (graphite_transform_loops): Call add_conditions_to_constraints
6758 after building the iteration domain.
6760 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6762 PR tree-optimization/38789
6763 * tree-ssa-threadedge.c
6764 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6765 __builtin_constant_p.
6767 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6769 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6770 examined before deleting them.
6772 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6774 * function.c (aggregate_value_p): Correctly extract the function
6775 type from CALL_EXPR_FN lookup.
6777 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6779 * config/picochip/picochip.c (picochip_override_options): Revert
6780 CFI asm flag disable commited previously.
6782 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6783 Tobias Grosser <tobi.grosser@amd.com>
6784 Jan Sjodin <jan.sjodin@amd.com>
6786 * graphite.c (scan_tree_for_params): On substractions negate
6787 all the coefficients of the term.
6788 (clast_to_gcc_expression_red): New. Handle reduction expressions
6789 of more than two operands.
6790 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6791 (get_vdef_before_scop): Handle also the case of default definitions.
6793 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6795 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6796 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6797 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6799 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6800 Joey Ye <joey.ye@intel.com>
6803 * cfgexpand.c (expand_stack_alignment): Don't update stack
6804 boundary nor check incoming stack boundary here.
6805 (gimple_expand_cfg): Update stack boundary and check incoming
6806 stack boundary here.
6808 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6810 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6812 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6814 PR rtl-optimization/38245
6815 * calls.c (expand_call): Add stack arguments to
6816 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6817 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6818 in regs and partially in memory or BLKmode arguments.
6819 (emit_library_call_value_1): Add stack arguments to
6820 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6821 ACCUMULATE_OUTGOING_ARGS).
6822 * dce.c: Include tm_p.h.
6823 (find_call_stack_args): New function.
6824 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6826 (mark_insn): Call find_call_stack_args for CALL_Ps.
6827 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6828 forwards. Allocate and free arg_stores bitmap if needed, pass it
6829 down to deletable_insn_p, don't mark stores set in arg_stores
6830 bitmap, clear the bitmap at the beginning of each bb.
6831 * Makefile.in (dce.o): Depend on $(TM_P_H).
6833 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6836 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6837 to make sure the insn is a conditional test (bug 22599). Reformat a
6840 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6843 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6844 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6845 (gloog): Do not call cleanup_tree_cfg.
6846 (graphite_transform_loops): Call cleanup_tree_cfg after all
6847 scops have been code generated.
6849 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6850 * doc/gty.texi (Invoking the garbage collector): Added new node
6851 and section documenting ggc_collect.
6853 2009-01-14 Richard Guenther <rguenther@suse.de>
6855 PR tree-optimization/38826
6857 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6858 initialization notes only if we actually emitted a warning.
6859 (intra_create_variable_infos): Add constraints for a result decl
6860 that is passed by hidden reference.
6861 (build_pred_graph): Mark all related variables non-direct on
6864 2009-01-14 Nick Clifton <nickc@redhat.com>
6866 * ira-conflicts.c: Include addresses.h for the definition of
6868 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6869 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6871 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6874 * Makefile.in (ira-lives.o): Add except.h.
6876 * ira-lives.c: Include except.h.
6877 (process_bb_node_lives): Process can_throw_internal.
6879 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6881 PR rtl-optimization/38774
6882 * combine.c (simplify_set): When undoing cc_use change, don't do
6883 PUT_CODE on the newly created comparison, but instead put back the
6886 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6888 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6889 values. Remove duplicate arm8 entry.
6891 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6893 PR tree-optimization/38786
6894 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6895 the SSA_NAME case of expand_scalar_variables_expr.
6896 Set the type of an expression to the type of its assign statement.
6897 (expand_scalar_variables_expr): Also gather the scalar computation
6898 used to index the memory access. Do not pass loop_p.
6899 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6900 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6901 the gimple_stmt_iterator where it inserts new code.
6903 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6904 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6906 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6908 * graphite.h (debug_value): Removed.
6909 * graphite.c (debug_value): Removed.
6911 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6913 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6914 ldrd/strd with two 32-bit instructions.
6916 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6918 * config/arm/arm.c (struct processors): Pass for speed down into
6919 cost helper functions.
6920 (const_ok_for_op): Handle COMPARE and inequality nodes.
6921 (arm_rtx_costs_1): Rewrite.
6922 (arm_size_rtx_costs): Update prototype.
6923 (arm_rtx_costs): Pass speed down to helper functions.
6924 (arm_slowmul_rtx_costs): Rework cost calculations.
6925 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6926 (arm_9e_rtx_costs): Likewise.
6928 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6930 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6931 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6932 (alpha_legitimize_address): Do not split local symbols wider than
6933 UNITS_PER_WORD into HIGH/LO_SUM parts.
6935 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6938 * gcc.c (process_command): Replace call to execvp with calls
6939 to pex_one and exit.
6941 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6944 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6945 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6946 variant for devices with 3-byte PC.
6947 (__tablejump_elpm__): New.
6949 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6952 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6953 offsetof member-designator, handle it as `[0].'.
6955 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6957 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6958 function when not using named sections on targets with named sections
6959 if branch distance is less than 262132.
6961 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6963 * combine.c (combine_instructions): Recompute
6964 optimize_this_for_speed_p for each BB in the main combine loop.
6966 2009-01-12 Tomas Bily <tbily@suse.cz>
6969 * tree-loop-distribution.c (prop_phis): New function.
6970 (generate_builtin): Call prop_phis.
6971 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6973 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6975 PR tree-optimization/38807
6976 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6977 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6979 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6981 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6982 subreg of op0 to the original op0.
6984 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6986 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6988 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6991 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6992 starting with digits.
6994 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6997 * config/arm/arm.c (arm_is_long_call_p): Don't call
6998 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
7000 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
7002 * regrename.c (regrename_optimize): Fix dumping.
7003 (find_oldest_value_reg): Preserve REG_POINTER.
7004 (copy_hardreg_forward_1): Likewise.
7006 2009-01-09 Diego Novillo <dnovillo@google.com>
7008 * gimple.h (struct gimple_statement_base) <uid>: Document
7009 the restrictions on its use.
7011 (gimple_set_uid): Tidy.
7013 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7015 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7016 zero guard even if align_bytes != 0 and count is smaller than
7019 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7021 PR rtl-optimization/38495
7022 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7023 (add_range_and_copies_from_move_list): Print all added ranges.
7024 Add ranges to memory optimized destination.
7026 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7030 * config/i386/i386.c (override_options): Reject
7031 -mstringop-strategy=rep_8byte with -m32.
7032 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7033 to 1. Do count comparison against epilogue_size_needed at compile
7034 time even when count_exp was constant forced into register. For
7035 size_needed don't jump to epilogue, instead just avoid aligning
7036 and invoke the body algorithm. If need_zero_guard, add zero guard
7037 even if count is non-zero, but smaller than size_needed + number of
7038 bytes that could be stored for alignment.
7039 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7040 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7041 but smaller than size_needed + number of bytes that could be stored
7042 for alignment. Compare size_needed with epilogue_size_needed instead
7043 of desired_align - align, don't adjust size_needed, pass
7044 epilogue_size_needed to the epilogue expanders.
7047 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7049 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7051 * pa.c (last_address): Change to unsigned.
7052 (update_total_code_bytes): Change argument to unsigned. Don't
7053 check if insn addresses are set.
7054 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7055 addresses are not set.
7056 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7058 2009-01-09 Nick Clifton <nickc@redhat.com>
7060 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7061 DECL_DECLARED_INLINE_P.
7063 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7066 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7067 GET_MODE (op0) in operand_subword_force calls.
7070 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7071 fold_convert arg0 operands to TREE_TYPE (op0) first.
7073 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7075 * params.def (ira-max-conflict-table-size): Decrease default value
7078 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7080 PR tree-optimization/37031
7081 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7083 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7084 allocate it using gc instead of heap, use VEC_quick_push instead of
7086 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7087 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7088 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7089 allocated vector from heap allocated.
7090 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7091 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7092 vector only after perfect_loop_nest_depth call.
7094 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7095 Jan Sjodin <jan.sjodin@amd.com>
7097 PR tree-optimization/38559
7098 * graphite.c (debug_value, copy_constraint,
7099 swap_constraint_variables, scale_constraint_variable, ): New.
7100 (get_lower_bound, get_upper_bound): Removed.
7101 (graphite_trans_bb_strip_mine): Clean up this code that works
7102 only for constant number of iterations. Fully copy upper and
7103 lower bound constraints, not only the constant part of them.
7104 * graphite.h (debug_value): Declared.
7106 2009-01-08 Ira Rosen <irar@il.ibm.com>
7108 PR tree-optimization/37194
7109 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7110 Don't add the cost of cost model guard in prologue to scalar
7111 outside cost in case of known number of iterations.
7113 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7114 Alan Modra <amodra@bigpond.net.au>
7116 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7117 non-word-aligned REG+CONST addressing.
7119 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7122 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7123 free_after_compilation when outputting a thunk.
7124 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7125 Do not call free_after_compilation here.
7127 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7129 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7130 (ix86_valid_target_attribute_inner_p): Ditto.
7132 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7134 PR tree-optimization/38492
7135 PR tree-optimization/38498
7136 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7137 * tree-chrec.h (scev_is_linear_expression): Declared.
7138 * graphite.c (graphite_cannot_represent_loop_niter): New.
7139 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7140 (graphite_loop_normal_form): Use gcc_assert.
7141 (scan_tree_for_params): Use CASE_CONVERT.
7142 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7143 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7144 Use gcc_assert. Discard scops that contain unhandled cases.
7145 (build_scop_conditions): Return a boolean status for unhandled cases.
7146 (strip_mine_profitable_p): Print the loop number, not its depth.
7147 (is_interchange_valid): Pass the depth of the loop nest, don't
7148 recompute it wrongly.
7149 (graphite_trans_bb_block): Same.
7150 (graphite_trans_bb_block): Print tentative of loop blocking.
7151 (graphite_trans_scop_block): Do not print that the loop has been
7153 (graphite_transform_loops): Do not handle scops that contain condition
7156 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7158 AVX Programming Reference (December, 2008)
7159 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7160 (_mm256_stream_pd): Likewise.
7161 (_mm256_stream_ps): Likewise.
7163 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7164 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7165 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7166 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7167 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7168 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7169 (ix86_expand_special_args_builtin): Likewise.
7171 * config/i386/sse.md (AVXMODEDI): New.
7172 (avx_movnt<mode>): Likewise.
7173 (avx_movnt<mode>): Likewise.
7174 (<sse>_movnt<mode>): Remove AVX support.
7175 (sse2_movntv2di): Likewise.
7177 2009-01-07 Richard Guenther <rguenther@suse.de>
7180 * fold-const.c (extract_muldiv): Remove obsolete comment.
7181 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7182 to PLUS_EXPR canonicalization for the canonicalization.
7184 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7186 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7187 hosted cross-compilers generating less efficient code.
7189 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7191 * function.h (rtl_data): Add a dbr_scheduled_p field.
7192 * reorg.c (dbr_schedule): Set it.
7193 (gate_handle_delay_slots): Check it.
7194 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7195 (mips_reorg): Check flag_delayed_branch instead of
7196 mips_base_delayed_branch.
7197 (mips_override_options): Don't set mips_base_delayed_branch
7198 or flag_delayed_branch.
7200 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7202 PR rtl-optimization/38426.
7203 * ira.c (ira): Set current_function_is_leaf earlier.
7205 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7207 PR rtl-optimization/38722
7208 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7209 too early, only set a flag and modify after last possible
7212 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7215 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7216 * real.c (decimal_single_format): Correct values of emin and emax.
7217 (decimal_double_format): Ditto.
7218 (decimal_quad_format): Ditto.
7219 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7220 computation of DECnn_MIN and DECnn_MAX for corrected values of
7221 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7222 __DECnn_MIN__, and adjust its computation for the corrected value
7225 2009-01-06 Jan Hubicka <jh@suse.cz>
7228 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7230 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7232 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7233 Add Robert Clark to the list of testers.
7235 2009-01-06 Jan Hubicka <jh@suse.cz>
7236 Kai Tietz <kai.tietz@onevision.com>
7238 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7239 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7241 2009-01-06 Jan Hubicka <jh@suse.cz>
7242 Kai Tietz <kai.tietz@onevision.com>
7244 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7246 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7247 (ix86_nsaved_regs): Count only general purpose regs.
7248 (ix86_nsaved_sseregs): New.
7249 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7250 to 16 for w64; compute padding and size of sse reg save area.
7251 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7252 general purpose regs.
7253 (ix86_emit_save_sse_regs_using_mov): New.
7254 (ix86_expand_prologue): Save SSE regs if needed.
7255 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7256 (ix86_emit_restore_sse_regs_using_mov): New.
7257 (ix86_expand_epilogue): Save SSE regs if needed.
7259 2009-01-06 Jan Hubicka <jh@suse.cz>
7260 Kai Tietz <kai.tietz@onevision.com>
7262 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7263 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7264 functions when accumulate outgoing args is off.
7266 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7269 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7270 before using pseudos_have_intersected_live_ranges_p.
7272 * ira-int.h (ira_assert): Always define.
7274 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7276 AVX Programming Reference (December, 2008)
7277 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7278 (_mm256_permute2_pd): Likewise.
7279 (_mm_permute2_ps): Likewise.
7280 (_mm256_permute2_ps): Likewise.
7281 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7282 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7284 * config/i386/i386.c (ix86_builtins): Remove
7285 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7286 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7287 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7288 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7289 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7290 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7291 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7292 __builtin_ia32_vpermil2ps256.
7293 (ix86_init_mmx_sse_builtins): Updated.
7294 (ix86_expand_args_builtin): Likewise.
7296 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7298 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7299 long absolute calls when generating PA 2.0 code.
7301 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7303 PR rtl-optimization/38583
7304 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7306 * params.def (ira-max-conflict-table-size): New.
7308 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7310 * ira.h (ira_conflicts_p): New external definition.
7312 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7313 table. Report this. Return result of building.
7314 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7315 building conflict table.
7317 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7318 (ira_color): Use ira_conflicts_p.
7320 * global.c: Include ira.h.
7321 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7324 * Makefile.in (global.o): Add ira.h.
7326 * ira-build.c (mark_all_loops_for_removal,
7327 propagate_some_info_from_allocno): New.
7328 (remove_unnecessary_allocnos): Call
7329 propagate_some_info_from_allocno.
7330 (remove_low_level_allocnos): New.
7331 (remove_unnecessary_regions): Add parameter. Call
7332 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7333 parameter to remove_unnecessary_regions.
7334 (ira_build): Remove all regions but root if the conflict table was
7335 not built. Update conflict hard regs for allocnos crossing calls.
7337 * ira.c (ira_conflicts_p): New global.
7338 (ira): Define and use ira_conflicts_p.
7340 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7341 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7342 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7344 2009-01-06 Ben Elliston <bje@au.ibm.com>
7346 * gengtype-lex.l (YY_NO_INPUT): Define.
7348 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7351 * c-common.c (handle_vector_size_attribute): Also reject
7354 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7356 PR tree-optimization/38492
7357 * graphite.c (rename_map_elt, debug_rename_elt,
7358 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7359 rename_map_elt_info, eq_rename_map_elts,
7360 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7361 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7362 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7363 (sese_build_livein_liveouts): New.
7364 (new_sese, free_sese): New.
7365 (new_scop): Call new_sese.
7366 (free_scop): Call free_sese.
7367 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7368 (register_old_new_names): Renamed register_old_and_new_names.
7369 (register_scop_liveout_renames, add_loop_exit_phis,
7370 insert_loop_close_phis, struct igp,
7371 default_liveout_before_guard, add_guard_exit_phis,
7372 insert_guard_phis, copy_renames): New.
7373 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7374 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7375 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7376 (scop_adjust_phis_for_liveouts): New.
7377 (gloog): Call scop_adjust_phis_for_liveouts.
7379 * graphite.h (struct sese): Documented. Added fields liveout,
7381 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7382 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7383 (struct scop): Added field liveout_renames.
7384 (SCOP_LIVEOUT_RENAMES): New.
7386 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7388 PR tree-optimization/38510
7389 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7390 (translate_clast): Call recompute_all_dominators before
7392 (gloog): Call recompute_all_dominators before graphite_verify.
7394 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7395 Jan Sjodin <jan.sjodin@amd.com>
7397 PR tree-optimization/38500
7398 * graphite.c (create_sese_edges): Call fix_loop_structure after
7401 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7403 * config.gcc: Add m32r*-*-rtems*.
7404 * config/m32r/rtems.h: New file.
7406 2009-01-05 Ben Elliston <bje@au.ibm.com>
7408 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7409 (.po.pox): Likewise.
7410 (po/gcc.pot): Likewise.
7412 2009-01-04 David S. Miller <davem@davemloft.net>
7414 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7415 (STARTING_FRAME_OFFSET): Always set to zero.
7417 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7419 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7420 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7421 fixed-point types, and vectors of the same.
7423 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7425 * config/mips/sync.md (*mb_barrier): Rename to...
7426 (*memory_barrier): ...this.
7428 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7430 * doc/extend.texi (Function Attributes): Move @cindex after @item
7431 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7432 and put in alphabetical order. Fix 'target' name and put in order.
7433 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7436 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7438 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7439 (memory_barrier): Expand as unspec instead of unspec_volatile.
7440 Remove mem:BLK from insn operands. Use Pmode scratch register.
7441 (*memory_barrier): Define as unspec instead of unspec_volatile.
7442 Use (match_dup 0) as input operand.
7444 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7445 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7446 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7447 scratch register. Remove operand 1.
7448 (*stbar): Define as unspec instead of unspec_volatile.
7449 Use (match_dup 0) as input operand, remove (const_int 8).
7450 (*membar): Define as unspec instead of unspec_volatile.
7451 Use (match_dup 0) as input operand, remove input operand 2.
7453 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7454 (memory_barrier): Expand as unspec instead of unspec_volatile.
7455 Remove mem:BLK from insn operands. Use Pmode scratch register.
7456 (*memory_barrier): Define as unspec instead of unspec_volatile.
7457 Use (match_dup 0) as input operand.
7459 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7460 Remove mem:BLK from insn operands. Use Pmode scratch register.
7461 Set volatile flag on operand 0.
7462 (*memory_barrier): New insn pattern.
7464 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7466 (*memory_barrier): Use (match_dup 0) as input operand.
7468 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7469 Remove mem:BLK from insn operands. Use Pmode scratch register.
7470 Set volatile flag on operand 0.
7471 (*mb_internal): New insn pattern.
7473 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7475 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7478 * function.c (struct temp_slot): Move to the section of the file
7479 that deals with temp slots. Remove field 'address'.
7480 (temp_slot_address_table): New hash table of address -> temp slot.
7481 (struct temp_slot_address_entry): New struct, items for the table.
7482 (temp_slot_address_compute_hash, temp_slot_address_hash,
7483 temp_slot_address_eq, insert_temp_slot_address): Support functions
7485 (find_temp_slot_from_address): Rewrite to use the new hash table.
7486 (remove_unused_temp_slot_addresses): Remove addresses of temp
7487 slots that have been made available.
7488 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7489 worker function for remove_unused_temp_slot_addresses.
7490 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7491 Add the temp slot address to the address -> temp slot map.
7492 (update_temp_slot_address): Update via insert_temp_slot_address.
7493 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7494 (pop_temp_slots): Likewise.
7495 (init_temp_slots): Allocate the address -> temp slot map, or empty
7496 the map if it is already allocated.
7497 (prepare_function_start): Initialize temp slot processing.
7499 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7502 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7503 Calculate the size of all stack vars assuming no packing of stack
7504 vars will happen, replacing a quadratic algorithm with a linear one.
7506 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7509 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7512 2009-01-03 Diego Novillo <dnovillo@google.com>
7514 * doc/contrib.texi: Update contributions.
7516 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7519 * builtins.c (fold_builtin_memory_op): Give up if either operand
7520 is volatile. Set srctype or desttype to non-qualified version
7524 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7527 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7529 PR rtl-optimization/35805
7530 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7531 problem if fast dce is able to remove any instructions.
7532 * dce.c (dce_process_block): Fix dump message.
7534 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7537 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7539 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7542 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7543 * tree-pretty-print.c (op_code_prio): New function.
7544 (op_prio): No longer static. Use op_code_prio.
7545 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7546 Use op_prio and op_code_prio to determine if () should be
7547 printed around operand(s) or not.
7549 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7550 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7551 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7552 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7553 pp_character instead of pp_string for single letter printing.
7555 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7557 * doc/extend.texi: Fix '#pragma GCC option' typo.
7559 2009-01-02 Richard Guenther <rguenther@suse.de>
7561 * doc/install.texi (--enable-checking): Mention different
7563 (--enable-stage1-checking): Document.
7565 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7568 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7569 case to be an error.
7571 2009-01-02 Ben Elliston <bje@au.ibm.com>
7573 * config/fp-bit.h (pack_d): Constify argument.
7574 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7575 (isnan): Constify argument.
7579 (_fpadd_parts): Constify return type.
7580 (_fpmul_parts): Likewise.
7581 (_fpdiv_parts): Likewise.
7583 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7586 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7587 warn about overwriting initializer with side-effects or
7588 -Woverride-init if !IMPLICIT.
7589 (output_init_element): Likewise. Pass IMPLICIT down to
7591 (process_init_element): Add IMPLICIT argument. Pass it down
7592 to output_init_element.
7593 (push_init_element, pop_init_level, set_designator): Adjust
7594 process_init_element callers.
7595 (set_nonincremental_init, set_nonincremental_init_from_string):
7596 Adjust add_pending_init callers.
7597 (output_pending_init_elements): Adjust output_init_element callers.
7598 * c-tree.h (process_init_element): Adjust prototype.
7599 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7600 process_init_element callers.