1 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5 (--with-multilib-list): Add default value.
6 * configure: Regenerate.
7 * Makefile.in (TM_ENDIAN_CONFIG): Define.
8 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
9 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11 Don't add default cpu to multilib list unnecessarily, but do enable
12 the relevant compiler option..
13 Add support for --with-multilib-list=<blank> and
14 --with-multilib-list=!<somelib> to supress unwanted multilibs.
15 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20 (MULTILIB_OSDIRNAMES): New variable.
21 * config/sh/t-1e: Delete file.
22 * config/sh/t-mlib-sh1: Delete file.
23 * config/sh/t-mlib-sh2: Delete file.
24 * config/sh/t-mlib-sh2a: Delete file.
25 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26 * config/sh/t-mlib-sh2a-single: Delete file.
27 * config/sh/t-mlib-sh2a-single-only: Delete file.
28 * config/sh/t-mlib-sh2e: Delete file.
29 * config/sh/t-mlib-sh3e: Delete file.
30 * config/sh/t-mlib-sh4: Delete file.
31 * config/sh/t-mlib-sh4-nofpu: Delete file.
32 * config/sh/t-mlib-sh4-single: Delete file.
33 * config/sh/t-mlib-sh4-single-only: Delete file.
34 * config/sh/t-mlib-sh4a: Delete file.
35 * config/sh/t-mlib-sh4a-nofpu: Delete file.
36 * config/sh/t-mlib-sh4a-single: Delete file.
37 * config/sh/t-mlib-sh4a-single-only: Delete file.
38 * config/sh/t-mlib-sh4al: Delete file.
39 * config/sh/t-mlib-sh5-32media: Delete file.
40 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
41 * config/sh/t-mlib-sh5-64media: Delete file.
42 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
43 * config/sh/t-mlib-sh5-compact: Delete file.
44 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
45 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
46 * doc/install.texi (Options specification): Add
47 --with-multilib-list and --with-endian.
49 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
51 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
53 (OBJS-common): Add plugin-version.o.
54 (plugin-version.o): New.
55 * gcc-plugin.h (plugin_gcc_version): New.
56 (plugin_default_version_check): New.
57 (plugin_init_func, plugin_init): Add version argument.
58 * plugin-version.c: New.
59 * plugin.c (str_plugin_gcc_version_name): New.
60 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
61 pass it to the init function.
62 (plugin_default_version_check): New.
64 2009-04-17 Richard Guenther <rguenther@suse.de>
66 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
67 for decl-vs-decl disambiguation.
69 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
71 * config/s390/s390.h (s390_tune_attr): New macro definition.
72 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
74 2009-04-17 Richard Guenther <rguenther@suse.de>
76 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
77 (fold_stmt_r): Likewise.
78 (maybe_fold_reference): New function.
79 (fold_gimple_assign): Handle cases fold_stmt_r did.
80 (fold_stmt): Do not use fold_stmt_r.
81 (fold_stmt_inplace): Likewise.
83 2009-04-17 Richard Guenther <rguenther@suse.de>
85 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
86 (record_equivalences_from_stmt): Remove useless checks and
88 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
89 the type is already suitable.
91 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
93 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
95 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
97 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
98 (CMPtype): Define as __gcc_CMPtype.
100 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
102 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
103 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
105 2009-04-17 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/39746
108 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
109 special-casing for builtins and static variable use/def.
110 (call_may_clobber_ref_p_1): Likewise.
112 2009-04-16 Ian Lance Taylor <iant@google.com>
114 * df.h: Include "timevar.h".
115 (struct df_problem): Change tv_id field to timevar_id_t.
116 * tree-pass.h: Include "timevar.h".
117 (struct opt_pass): Change tv_id field to timevar_id_t.
118 * timevar.h (timevar_id_t): Define TV_NONE.
119 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
120 TV_NONE rather than tv_id != 0.
121 (execute_one_pass): Likewise.
122 * Makefile.in (DF_H): Add $(TIMEVAR_H).
123 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
124 dependencies to $(TREE_PASS_H).
125 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
127 (pass_branch_target_load_optimize2): Likewise.
128 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
129 (pass_outof_cfg_layout_mode): Likewise.
130 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
131 (pass_rebuild_cgraph_edges): Likewise.
132 (pass_remove_cgraph_callee_edges): Likewise.
133 * df-core.c (pass_df_initialize_opt): Likewise.
134 (pass_df_initialize_no_opt): Likewise.
135 (pass_df_finish): Likewise.
136 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
137 * except.c (pass_set_nothrow_function_flags): Likewise.
138 (pass_convert_to_eh_region_ranges): Likewise.
139 * final.c (pass_compute_alignments): Likewise.
140 * function.c (pass_instantiate_virtual_regs): Likewise.
141 (pass_init_function): Likewise.
142 (pass_leaf_regs): Likewise.
143 (pass_match_asm_constraints): Likewise.
144 * gimple-low.c (pass_lower_cf): Likewise.
145 (pass_mark_used_blocks): Likewise.
146 * init-regs.c (pass_initialize_regs): Likewise.
147 * integrate.c (pass_initial_value_sets): Likewise.
148 * ira.c (pass_ira): Likewise.
149 * jump.c (pass_cleanup_barriers): Likewise.
150 * omp-low.c (pass_expand_omp): Likewise.
151 (pass_lower_omp): Likewise.
152 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
153 * recog.c (pass_split_all_insns): Likewise.
154 (pass_split_after_reload): Likewise.
155 (pass_split_before_regstack): Likewise.
156 (pass_split_before_sched2): Likewise.
157 (pass_split_for_shorten_branches): Likewise.
158 * reginfo.c (pass_reginfo_init): Likewise.
159 (pass_subregs_of_mode_init): Likewise.
160 (pass_subregs_of_mode_finish): Likewise.
161 * passes.c (pass_postreload): Likewise.
162 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
163 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
164 (pass_warn_function_return): Likewise.
165 (pass_warn_function_noreturn): Likewise.
166 * tree-complex.c (pass_lower_complex): Likewise.
167 (pass_lower_complex_O0): Likewise.
168 * tree-if-conv.c (pass_if_conversion): Likewise.
169 * tree-into-ssa.c (pass_build_ssa): Likewise.
170 * tree-mudflap.c (pass_mudflap_1): Likewise.
171 (pass_mudflap_2): Likewise.
172 * tree-nomudflap.c (pass_mudflap_1): Likewise.
173 (pass_mudflap_2): Likewise.
174 * tree-nrv.c (pass_return_slot): Likewise.
175 * tree-object-size.c (pass_object_sizes): Likewise.
176 * tree-optimize.c (pass_all_optimizations): Likewise.
177 (pass_early_local_passes): Likewise.
178 (pass_all_early_optimizations): Likewise.
179 (pass_cleanup_cfg): Likewise.
180 (pass_cleanup_cfg_post_optimizing): Likewise.
181 (pass_free_datastructures): Likewise.
182 (pass_free_cfg_annotations): Likewise.
183 (pass_fixup_cfg): Likewise.
184 (pass_init_datastructures): Likewise.
185 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
186 (pass_late_warn_uninitialized): Likewise.
187 (pass_update_address_taken): Likewise.
188 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
189 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
190 (pass_cse_sincos): Likewise.
191 (pass_convert_to_rsqrt): Likewise.
192 * tree-ssa-structalias.c (pass_build_alias): Likewise.
193 * tree-stdarg.c (pass_stdarg): Likewise.
194 * tree-tailcall.c (pass_tail_recursion): Likewise.
195 (pass_tail_calls): Likewise.
196 * tree-vect-generic.c (pass_lower_vector): Likewise.
197 (pass_lower_vector_ssa): Likewise.
198 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
200 2009-04-16 Joseph Myers <joseph@codesourcery.com>
202 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
204 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
206 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
209 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
212 * config/sh/predicates.md (arith_operand): Check if the operand
213 of TRUNCATE is a REG.
215 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
217 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
218 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
220 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
222 * tree-iterator.c (tsi_split_statement_list_after,
223 tsi_split_statement_list_before): Remove.
224 * tree-iterator.h: Remove the prototypes for
225 tsi_split_statement_list_after and tsi_split_statement_list_before.
227 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
229 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
230 * tree-ssa-propagate.h: Remove the prototype for
231 stmt_makes_single_load.
233 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
235 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
236 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
238 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
240 * tree-iterator.c (EXPR_LAST_BODY): Remove.
242 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
244 * except.c (eh_region_outer_p): Remove.
245 * except.h: Remove the prototype for eh_region_outer_p.
247 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
249 * function.c (current_function_assembler_name): Remove.
250 * function.h: Remove the prototype for
251 current_function_assembler_name.
253 2009-04-16 Ian Lance Taylor <iant@google.com>
255 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
256 (add_reg_note): Call alloc_reg_note.
257 * rtl.h (alloc_reg_note): Declare.
258 * combine.c (try_combine): Use alloc_reg_note.
259 (recog_for_combine, move_deaths): Likewise.
260 (distribute_notes): Use alloc_reg_note and add_reg_note.
261 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
262 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
263 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
265 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
267 PR rtl-optimization/39762
268 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
269 ira_may_move_out_cost): Add comments about way of their usage.
270 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
272 * ira-conflicts.c (process_regs_for_copy): Use function
273 ira_get_register_move_cost instead of global
274 ira_register_move_cost.
276 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
277 color_pass, move_spill_restore, update_curr_costs): Ditto.
279 * ira-lives.c (process_single_reg_class_operands): Ditto.
281 * ira-emit.c (emit_move_list): Ditto.
283 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
284 (record_reg_classes): Ditto. Use functions
285 ira_get_register_move_cost and ira_get_may_move_cost instead of
286 global vars ira_register_move_cost, ira_may_move_out_cost and
287 ira_may_move_in_cost.
288 (record_address_regs): Don't call ira_init_register_move_cost.
289 Use function ira_get_may_move_cost instead of global
290 ira_may_move_in_cost.
291 (process_bb_node_for_hard_reg_moves): Use function
292 ira_get_register_move_cost instead of global ira_register_move_cost.
293 (ira_costs): Don't call ira_init_register_move_cost.
295 2009-04-16 Richard Guenther <rguenther@suse.de>
297 * tree-cfg.c (verify_gimple_assign_binary):
298 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
299 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
300 (create_general_new_stmt): Note that this function is broken.
302 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
304 * common.opt (fhelp): Add Var(help_flag).
305 * gcc-plugin.h (plugin_info): Add help.
306 * plugin.c (plugin_name_args): Add help.
307 (register_plugin_info): Set plugin->help.
308 (print_help_one_plugin): New.
309 (print_plugins_help): New.
310 * plugin.h (print_plugins_help): New.
311 * toplev.c (toplev_main): Call print_plugins_help if needed.
313 2009-04-16 Richard Guenther <rguenther@suse.de>
315 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
316 (gimple_ior_addresses_taken_1): New function.
317 (gimple_ior_addresses_taken): Likewise.
318 * gimple.h (struct gimple_statement_with_ops_base): Remove
319 addresses_taken member.
320 (gimple_ior_addresses_taken): Declare.
321 (gimple_addresses_taken, gimple_addresses_taken_ptr,
322 gimple_set_addresses_taken): Remove.
323 * ipa-reference.c (mark_address): New function.
324 (scan_stmt_for_static_refs): Use it for marking addresses taken.
325 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
326 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
327 (gimple_add_to_addresses_taken): Remove.
328 (get_tmr_operands): Call mark_address_taken.
329 (get_asm_expr_operands): Likewise.
330 (get_expr_operands): Likewise.
331 (build_ssa_operands): Do not clear the addresses_taken bitmap.
332 (free_stmt_operands): Do not free it.
333 * tree-ssa.c (delete_tree_ssa): Likewise.
334 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
336 2009-04-16 Richard Guenther <rguenther@suse.de>
338 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
339 (walk_stmt_load_store_ops): Likewise.
340 * gimple.c (get_base_loadstore): New function.
341 (walk_stmt_load_store_addr_ops): Likewise.
342 (walk_stmt_load_store_ops): Likewise.
343 * ipa-pure-const.c (check_op): Simplify.
344 (check_load, check_store): New functions.
345 (check_stmt): Use walk_stmt_load_store_ops.
346 * ipa-reference.c (mark_load): Adjust signature.
347 (mark_store): Likewise.
348 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
350 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
352 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
354 * opts.c (common_handle_option): Don't call print_version.
355 * plugin.c (plugin_name_args): Add version.
356 (register_plugin_info): New.
357 (register_callback): Handle PLUGIN_INFO.
358 (try_init_one_plugin): New.
359 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
361 (finalize_one_plugin): New.
362 (finalize_plugins): New.
363 (print_one_plugin): New.
364 (print_plugins_versions): New.
365 * plugin.h (print_plugins_versions): New.
366 (finalize_plugins): New.
367 * toplev.c (compile_file): Don't call initialize_plugins.
368 (print_version): Call print_plugins_versions.
369 (toplev_main): Call initialize_plugins. Print version if needed.
370 Call finalize_plugins.
372 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
374 * common.opt (fversion): New.
375 * gcc.c (print_version): New.
376 (process_command): Don't print the version. Just set print_version.
377 (main): Print version. Call subprocesses if print_version and
378 verbose_flag are set.
379 * opts.c (common_handle_option): Handle OPT_fversion.
381 2009-04-16 Richard Guenther <rguenther@suse.de>
382 Ira Rosen <irar@il.ibm.com>
384 PR tree-optimization/39698
385 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
386 type of the reduction variable. Only generate the def if
389 * omp-low.c (expand_omp_for_generic): When converting to a pointer
390 make sure to first convert to an integer of the same precision.
391 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
392 the type of the evolution correctly in computing the new
393 induction variable base.
395 2009-04-16 Richard Guenther <rguenther@suse.de>
398 * tree-cfg.c (make_blocks): Split statements with to-be
399 abnormal SSA names on the lhs.
401 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
403 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
404 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
405 * c-typeck.c (really_start_incremental_init): Likewise.
406 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
407 (TARGET_INITIALIZER): Remove it.
408 * target.h (struct target): Remove vector_opaque_p.
409 * tree.c (build_opaque_vector_type): New.
410 * tree.h (TYPE_VECTOR_OPAQUE): New.
411 (build_opaque_vector_type): Declare.
412 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
413 * config/rs6000/rs6000.c (build_opaque_vector_type,
414 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
415 (rs6000_init_builtins): Use build_opaque_vector_type for
416 opaque_V4SI_type_node.
418 2009-04-15 Catherine Moore <clm@codesourcery.com>
420 * debug.h (set_name): Declare.
421 * dwarf2out.c (dwarf2out_set_name): Declare.
422 (dwarf2_debug_hooks): Add set_name.
423 (find_AT_string): New.
424 (add_AT_string): Call find_AT_string.
425 (dwarf2out_set_name): New.
426 * cp/decl.c (grokdeclarator): Call set_name.
427 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
428 * debug.c (do_nothing_debug_hooks): Likewise.
429 * dbxout.c (dbx_debug_hooks): Likewise.
430 * sdbout.c (sdb_debug_hooks): Likewise.
432 2009-04-15 Michael Eager <eager@eagercon.com>
434 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
435 reg for single-precision FPU.
436 * config/rs6000/rs6000.md (movsi_internal1): Only for
438 (movsi_internal1_single): New. Add pattern to move SI values to/from
439 single-precision FP regs.
441 2009-04-15 Richard Guenther <rguenther@suse.de>
443 * omp-low.c (lower_rec_input_clauses): Build correct address
445 (expand_omp_for_generic): Fix multiplication type.
446 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
447 (generate_memset_zero): Fix types.
448 * tree-profile.c (prepare_instrumented_value): Correctly
451 2009-04-15 Ian Lance Taylor <iant@google.com>
453 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
454 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
455 for -Wall and for -Wc++-compat.
456 (c_common_post_options): For C++, set warn_enum_compare if not
458 * c-tree.h (struct c_expr): Add field original_type.
459 (build_external_ref): Update declaration.
460 * c-parser.c (c_parser_braced_init): Set original_type.
461 (c_parser_initelt): Likewise.
462 (c_parser_expr_no_commas): Likewise.
463 (c_parser_conditional_expression): Likewise.
464 (c_parser_cast_expression): Likewise.
465 (c_parser_unary_expression): Likewise. Pull setting of
466 original_code to top of function.
467 (c_parser_sizeof_expression): Set original_type.
468 (c_parser_alignof_expression): Likewise.
469 (c_parser_postfix_expression): Likewise. Pull setting of
470 original_code to top of function.
471 (c_parser_postfix_expression_after_paren_type): Set original_type.
472 (c_parser_postfix_expression_after_primary): Likewise.
473 (c_parser_expression): Likewise.
474 * c-typeck.c (build_external_ref): Add type parameter. Change all
476 (c_expr_sizeof_expr): Set original_type field.
477 (parser_build_unary_op): Likewise.
478 (parser_build_binary_op): Likewise. Optionally warn about
479 comparisons of enums of different types.
480 (digest_init): Set original_type field.
481 (really_start_incremental_init): Likewise.
482 (push_init_level, pop_init_level): Likewise.
483 * doc/invoke.texi (Warning Options): -Wenum-compare now
486 2009-04-15 Richard Guenther <rguenther@suse.de>
488 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
489 out a necessary conversion.
490 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
491 names we didn't value number.
492 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
494 2009-04-15 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/39764
497 * tree-ssa-ccp.c (get_value): Canonicalize value with
498 canonicalize_float_value.
500 2009-04-15 Jan Hubicka <jh@suse.cz>
502 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
503 Wrong version of patch.
505 2009-04-15 Jan Hubicka <jh@suse.cz>
507 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
509 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
511 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
512 our distinct integral and vector types.
514 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
516 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
517 * init.c (build_vtbl_address): Remove call to assemble_external.
519 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
521 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
522 output for other floating point modes.
524 2009-04-14 Diego Novillo <dnovillo@google.com>
526 * diagnostic.c (diagnostic_report_diagnostic): Do not
527 warn about loaded plugins for DK_ERROR and DK_WARNING.
528 * c-decl.c (declspecs_add_type): Move call to
529 invoke_plugin_callbacks ...
530 * c-parser.c (c_parser_declspecs): ... here.
531 * plugin.c (dump_active_plugins): Tidy output.
533 2009-04-14 Diego Novillo <dnovillo@google.com>
534 Le-Chun Wu <lcwu@google.com>
536 * configure.ac: Add --enable-plugin support.
537 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
538 * Makefile.in (PLUGIN_H): Define.
539 Export ENABLE_PLUGIN and GMPINC to site.exp.
540 Add PLUGINLIBS to link command.
541 Add/modify dependencies for plugin.o and files including plugin.h.
543 * config.in: Regenerate.
545 * opts.c (common_handle_option): Handle OPT_fplugin_ and
548 2009-04-14 Le-Chun Wu <lcwu@google.com>
550 * tree-pass.h (register_one_dump_file): Add a prototype for
551 register_one_dump_file.
552 * toplev.c (compile_file): Call initialize_plugins.
553 (do_compile): Call invoke_plugin_callbacks.
554 (toplev_main): Call invoke_plugin_callbacks.
555 * common.opt: Add -fplugin= and -fplugin-arg-.
556 * gcc-plugin.h: New public header file for plugins to include.
557 * plugin.c: New source file.
558 * plugin.h: New internal header file.
559 * passes.c (register_one_dump_file): Make it external.
561 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
563 2009-04-14 Diego Novillo <dnovillo@google.com>
565 * doc/plugins.texi: New.
566 * doc/gccint.texi: Add reference to Plugins chapter.
567 * doc/invoke.texi: Document -fplugin and -fplugin-arg
568 * diagnostic.c (diagnostic_report_diagnostic): Warn about
569 loaded plugins, if any.
570 * timevar.def (TV_PLUGIN_INIT): Define.
571 (TV_PLUGIN_RUN): Define.
572 * plugin.c: Include timevar.h
573 (plugins_active_p): New.
574 (dump_active_plugins): New.
575 (debug_active_plugins): New.
577 2009-04-14 Joseph Myers <joseph@codesourcery.com>
579 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
581 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
583 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
585 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
586 the same as a minus without a shift.
588 2009-04-14 Nick Clifton <nickc@redhat.com>
590 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
591 comparisons with small integers will always produce a short
594 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
597 2008-12-19 Diego Novillo <dnovillo@google.com>
599 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
601 2000-04-14 Richard Guenther <rguenther@suse.de>
603 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
605 (verify_gimple_assign_binary): Likewise. Handle shifts and
607 (verify_gimple_phi): Print the mismatched argument position.
608 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
610 (vect_update_init_of_dr): Likewise.
611 * matrix-reorg.c (transform_access_sites): Do what the
613 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
615 2009-04-13 Michael Eager <eager@eagercon.com>
617 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
618 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
619 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
620 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
621 remove duplicate config
623 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
625 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
626 file_name:line_number type locator of the call site.
628 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
630 * genautomata.c: Put blank after comma.
631 (automaton_decls): New.
632 (struct unit_usage): Add comments to member next.
633 (store_alt_unit_usage): Keep the list ordered.
634 (unit_present_on_list_p, equal_alternatives_p): New.
635 (check_regexp_units_distribution): Check units distribution
636 correctness correctly.
637 (main): Don't write automata if error is found. Return correct
640 * config/m68k/cf.md (cfv4_ds): Remove.
641 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
642 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
644 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
645 power4-load-ext, power4-store, power4-store-update,
646 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
647 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
648 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
649 power4-sqrt, power4-isync): Modify reservation to make correct
650 unit distribution to automata.
652 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
653 power5-store-update, power5-two, power5-three, power5-lmul,
654 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
656 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
658 * except.c (pass_set_nothrow_function_flags): Set name and add
660 (set_nothrow_function_flags): Mention in the dump file when
661 changing a function to nothrow.
663 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
666 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
667 instead of unsigned long.
669 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
671 * config/arm/arm.c (return_used_this_function): Remove.
672 (arm_output_function_prologue): Remove use of
673 return_used_this_function.
674 (output_return_instruction): Replace use of
675 return_used_this_function
676 by cfun->machine->return_used_this_function.
677 (arm_output_epilogue): Likewise.
678 (arm_output_function_epilogue): Likewise.
679 (thumb_unexpanded_epilogue): Likewise.
680 * config/arm/arm.h (struct machine_function):
681 New member return_used_this_function.
683 2009-04-12 Mark Mitchell <mark@codesourcery.com>
685 * doc/install.texi: Correct description of default directory for
686 --with-gxx-include-dir.
688 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
690 * fold-const.c (build_range_check): Properly deal with enumeral and
693 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
695 * doc/invoke.texi (max_gcse_passes): Remove documentation.
696 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
697 * params.h (MAX_GCSE_PASSES): Remove.
698 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
699 in sequence. Remove ability to run multiple passes.
700 (bypass_jumps): Report run as third CPROP pass.
702 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
705 * except.c (can_throw_external): Look at each insn in a SEQUENCE
706 when deciding whether the whole SEQUENCE can throw.
708 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
711 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
712 offseted label references.
714 2009-04-11 Jan Hubicka <jh@suse.cz>
716 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
718 2009-04-11 Richard Guenther <rguenther@suse.de>
721 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
722 return variables as TREE_ADDRESSABLE.
724 2009-04-11 Richard Guenther <rguenther@suse.de>
726 PR tree-optimization/39713
727 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
728 reference trees have SSA_NAME operands.
730 2009-04-11 Richard Guenther <rguenther@suse.de>
733 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
736 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
738 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
739 match changes in Cygwin 1.7
740 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
741 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
743 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
745 PR tree-optimization/39701
746 * doc/invoke.texi (Optimization Options): Document change in
747 meaning and initialization of -fdelete-null-pointer-checks.
749 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
752 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
754 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
757 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
759 2009-04-10 Chao-ying Fu <fu@mips.com>
761 * doc/tm.texi (Instruction Output): Document
762 TARGET_ASM_FINAL_POSTSCAN_INSN.
763 * target.h (final_postscan_insn): New field in asm_out.
764 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
765 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
766 * final.c (final_scan_insn): Call
767 targetm.asm_out.final_postscan_insn after outputting
768 an asm macro and a normal instruction.
770 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
771 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
772 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
773 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
774 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
776 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
779 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
780 variables as non-NULL even with -fdelete-null-pointer-checks.
782 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
784 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
786 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
789 * config/i386/i386.c (classify_argument): Handle SCmode with
790 (bit_offset % 64) != 0.
792 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
794 * doc/invoke.texi (Optimize Options): Add cross-reference to
795 -Q --help=optimizers examples.
797 2009-04-10 Ben Elliston <bje@au.ibm.com>
800 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
801 regalign for the reg == fpr and TDmode case.
803 2009-04-09 David Ayers <ayers@fsfe.org>
806 * objc/objc-act.c (warn_with_method): Remove helper function.
807 (check_duplicates): Call warning and inform directly.
808 (really_start_method): Likewise.
810 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
812 * expmed.c (expand_divmod): Always use a comparison for a division
813 by a large unsigned integer.
815 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
816 for things others than variables or functions as nonzero.
818 2009-04-09 Nick Clifton <nickc@redhat.com>
820 * unwind-compat.c: Change copyright header to refer to version
821 3 of the GNU General Public License with version 3.1 of the
822 GCC Runtime Library Exception and to point readers at the
823 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
824 * config/alpha/crtfastmath.c: Likewise.
825 * config/alpha/linux-unwind.h: Likewise.
826 * config/alpha/qrnnd.asm: Likewise.
827 * config/alpha/vms-crt0-64.c: Likewise.
828 * config/alpha/vms-crt0.c: Likewise.
829 * config/alpha/vms-dwarf2.asm: Likewise.
830 * config/alpha/vms-dwarf2eh.asm: Likewise.
831 * config/alpha/vms-psxcrt0-64.c: Likewise.
832 * config/alpha/vms-psxcrt0.c: Likewise.
833 * config/alpha/vms_tramp.asm: Likewise.
834 * config/arc/initfini.c: Likewise.
835 * config/arc/lib1funcs.asm: Likewise.
836 * config/arm/bpabi-v6m.S: Likewise.
837 * config/arm/bpabi.S: Likewise.
838 * config/arm/bpabi.c: Likewise.
839 * config/arm/crti.asm: Likewise.
840 * config/arm/crtn.asm: Likewise.
841 * config/arm/ieee754-df.S: Likewise.
842 * config/arm/ieee754-sf.S: Likewise.
843 * config/arm/lib1funcs.asm: Likewise.
844 * config/arm/libunwind.S: Likewise.
845 * config/arm/linux-atomic.c: Likewise.
846 * config/arm/mmintrin.h: Likewise.
847 * config/arm/pr-support.c: Likewise.
848 * config/arm/unaligned-funcs.c: Likewise.
849 * config/arm/unwind-arm.c: Likewise.
850 * config/arm/unwind-arm.h: Likewise.
851 * config/avr/libgcc.S: Likewise.
852 * config/bfin/crti.s: Likewise.
853 * config/bfin/crtlibid.s: Likewise.
854 * config/bfin/crtn.s: Likewise.
855 * config/bfin/lib1funcs.asm: Likewise.
856 * config/bfin/linux-unwind.h: Likewise.
857 * config/cris/arit.c: Likewise.
858 * config/cris/cris_abi_symbol.c: Likewise.
859 * config/darwin-64.c: Likewise.
860 * config/darwin-crt2.c: Likewise.
861 * config/darwin-crt3.c: Likewise.
862 * config/darwin.h: Likewise.
863 * config/dbxelf.h: Likewise.
864 * config/dfp-bit.c: Likewise.
865 * config/dfp-bit.h: Likewise.
866 * config/elfos.h: Likewise.
867 * config/fixed-bit.c: Likewise.
868 * config/fixed-bit.h: Likewise.
869 * config/fp-bit.c: Likewise.
870 * config/fp-bit.h: Likewise.
871 * config/fr30/crti.asm: Likewise.
872 * config/fr30/crtn.asm: Likewise.
873 * config/fr30/lib1funcs.asm: Likewise.
874 * config/freebsd-spec.h: Likewise.
875 * config/frv/cmovd.c: Likewise.
876 * config/frv/cmovh.c: Likewise.
877 * config/frv/cmovw.c: Likewise.
878 * config/frv/frvbegin.c: Likewise.
879 * config/frv/frvend.c: Likewise.
880 * config/frv/lib1funcs.asm: Likewise.
881 * config/glibc-stdint.h: Likewise.
882 * config/h8300/clzhi2.c: Likewise.
883 * config/h8300/crti.asm: Likewise.
884 * config/h8300/crtn.asm: Likewise.
885 * config/h8300/ctzhi2.c: Likewise.
886 * config/h8300/fixunssfsi.c: Likewise.
887 * config/h8300/lib1funcs.asm: Likewise.
888 * config/h8300/parityhi2.c: Likewise.
889 * config/h8300/popcounthi2.c: Likewise.
890 * config/i386/ammintrin.h: Likewise.
891 * config/i386/att.h: Likewise.
892 * config/i386/avxintrin.h: Likewise.
893 * config/i386/biarch64.h: Likewise.
894 * config/i386/bmmintrin.h: Likewise.
895 * config/i386/cpuid.h: Likewise.
896 * config/i386/cross-stdarg.h: Likewise.
897 * config/i386/crtfastmath.c: Likewise.
898 * config/i386/crtprec.c: Likewise.
899 * config/i386/cygming-crtbegin.c: Likewise.
900 * config/i386/cygming-crtend.c: Likewise.
901 * config/i386/cygwin.asm: Likewise.
902 * config/i386/emmintrin.h: Likewise.
903 * config/i386/gmm_malloc.h: Likewise.
904 * config/i386/gthr-win32.c: Likewise.
905 * config/i386/i386.h: Likewise.
906 * config/i386/immintrin.h: Likewise.
907 * config/i386/linux-unwind.h: Likewise.
908 * config/i386/linux64.h: Likewise.
909 * config/i386/mm3dnow.h: Likewise.
910 * config/i386/mmintrin-common.h: Likewise.
911 * config/i386/mmintrin.h: Likewise.
912 * config/i386/nmmintrin.h: Likewise.
913 * config/i386/pmm_malloc.h: Likewise.
914 * config/i386/pmmintrin.h: Likewise.
915 * config/i386/smmintrin.h: Likewise.
916 * config/i386/sol2-c1.asm: Likewise.
917 * config/i386/sol2-ci.asm: Likewise.
918 * config/i386/sol2-cn.asm: Likewise.
919 * config/i386/sol2-gc1.asm: Likewise.
920 * config/i386/tmmintrin.h: Likewise.
921 * config/i386/unix.h: Likewise.
922 * config/i386/w32-unwind.h: Likewise.
923 * config/i386/wmmintrin.h: Likewise.
924 * config/i386/x86-64.h: Likewise.
925 * config/i386/x86intrin.h: Likewise.
926 * config/i386/xmmintrin.h: Likewise.
927 * config/ia64/crtbegin.asm: Likewise.
928 * config/ia64/crtend.asm: Likewise.
929 * config/ia64/crtfastmath.c: Likewise.
930 * config/ia64/crti.asm: Likewise.
931 * config/ia64/crtn.asm: Likewise.
932 * config/ia64/fde-glibc.c: Likewise.
933 * config/ia64/lib1funcs.asm: Likewise.
934 * config/ia64/linux-unwind.h: Likewise.
935 * config/ia64/quadlib.c: Likewise.
936 * config/ia64/unwind-ia64.c: Likewise.
937 * config/linux.h: Likewise.
938 * config/m32c/m32c-lib1.S: Likewise.
939 * config/m32c/m32c-lib2-trapv.c: Likewise.
940 * config/m32c/m32c-lib2.c: Likewise.
941 * config/m32r/initfini.c: Likewise.
942 * config/m68hc11/larith.asm: Likewise.
943 * config/m68hc11/m68hc11-crt0.S: Likewise.
944 * config/m68k/cf.md: Likewise.
945 * config/m68k/crti.s: Likewise.
946 * config/m68k/crtn.s: Likewise.
947 * config/m68k/lb1sf68.asm: Likewise.
948 * config/m68k/linux-unwind.h: Likewise.
949 * config/mcore/crti.asm: Likewise.
950 * config/mcore/crtn.asm: Likewise.
951 * config/mcore/lib1.asm: Likewise.
952 * config/mips/linux-unwind.h: Likewise.
953 * config/mips/loongson.h: Likewise.
954 * config/mips/mips16.S: Likewise.
955 * config/mmix/crti.asm: Likewise.
956 * config/mmix/crtn.asm: Likewise.
957 * config/pa/fptr.c: Likewise.
958 * config/pa/hpux-unwind.h: Likewise.
959 * config/pa/lib2funcs.asm: Likewise.
960 * config/pa/linux-atomic.c: Likewise.
961 * config/pa/linux-unwind.h: Likewise.
962 * config/pa/milli64.S: Likewise.
963 * config/pa/quadlib.c: Likewise.
964 * config/pa/stublib.c: Likewise.
965 * config/picochip/libgccExtras/adddi3.asm: Likewise.
966 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
967 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
968 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
969 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
970 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
971 * config/picochip/libgccExtras/divmod15.asm: Likewise.
972 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
973 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
974 * config/picochip/libgccExtras/longjmp.asm: Likewise.
975 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
976 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
977 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
978 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
979 * config/picochip/libgccExtras/setjmp.asm: Likewise.
980 * config/picochip/libgccExtras/subdi3.asm: Likewise.
981 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
982 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
983 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
984 * config/rs6000/750cl.h: Likewise.
985 * config/rs6000/altivec.h: Likewise.
986 * config/rs6000/biarch64.h: Likewise.
987 * config/rs6000/crtresfpr.asm: Likewise.
988 * config/rs6000/crtresgpr.asm: Likewise.
989 * config/rs6000/crtresxfpr.asm: Likewise.
990 * config/rs6000/crtresxgpr.asm: Likewise.
991 * config/rs6000/crtsavfpr.asm: Likewise.
992 * config/rs6000/crtsavgpr.asm: Likewise.
993 * config/rs6000/darwin-asm.h: Likewise.
994 * config/rs6000/darwin-fallback.c: Likewise.
995 * config/rs6000/darwin-fpsave.asm: Likewise.
996 * config/rs6000/darwin-ldouble.c: Likewise.
997 * config/rs6000/darwin-tramp.asm: Likewise.
998 * config/rs6000/darwin-unwind.h: Likewise.
999 * config/rs6000/darwin-vecsave.asm: Likewise.
1000 * config/rs6000/darwin-world.asm: Likewise.
1001 * config/rs6000/e500crtres32gpr.asm: Likewise.
1002 * config/rs6000/e500crtres64gpr.asm: Likewise.
1003 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1004 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1005 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1006 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1007 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1008 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1009 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1010 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1011 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1012 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1013 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1014 * config/rs6000/eabi-ci.asm: Likewise.
1015 * config/rs6000/eabi-cn.asm: Likewise.
1016 * config/rs6000/eabi.asm: Likewise.
1017 * config/rs6000/linux-unwind.h: Likewise.
1018 * config/rs6000/linux64.h: Likewise.
1019 * config/rs6000/paired.h: Likewise.
1020 * config/rs6000/paired.md: Likewise.
1021 * config/rs6000/ppc64-fp.c: Likewise.
1022 * config/rs6000/ppu_intrinsics.h: Likewise.
1023 * config/rs6000/rs6000.h: Likewise.
1024 * config/rs6000/si2vmx.h: Likewise.
1025 * config/rs6000/sol-ci.asm: Likewise.
1026 * config/rs6000/sol-cn.asm: Likewise.
1027 * config/rs6000/spe.h: Likewise.
1028 * config/rs6000/spu2vmx.h: Likewise.
1029 * config/rs6000/sysv4.h: Likewise.
1030 * config/rs6000/tramp.asm: Likewise.
1031 * config/rs6000/vec_types.h: Likewise.
1032 * config/s390/linux-unwind.h: Likewise.
1033 * config/s390/tpf-unwind.h: Likewise.
1034 * config/score/crti.asm: Likewise.
1035 * config/score/crtn.asm: Likewise.
1036 * config/sh/crt1.asm: Likewise.
1037 * config/sh/crti.asm: Likewise.
1038 * config/sh/crtn.asm: Likewise.
1039 * config/sh/divtab-sh4-300.c: Likewise.
1040 * config/sh/divtab-sh4.c: Likewise.
1041 * config/sh/divtab.c: Likewise.
1042 * config/sh/lib1funcs-4-300.asm: Likewise.
1043 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1044 * config/sh/lib1funcs.asm: Likewise.
1045 * config/sh/lib1funcs.h: Likewise.
1046 * config/sh/linux-atomic.asm: Likewise.
1047 * config/sh/linux-unwind.h: Likewise.
1048 * config/sh/shmedia.h: Likewise.
1049 * config/sh/sshmedia.h: Likewise.
1050 * config/sh/ushmedia.h: Likewise.
1051 * config/sparc/crtfastmath.c: Likewise.
1052 * config/sparc/linux-unwind.h: Likewise.
1053 * config/sparc/sol2-c1.asm: Likewise.
1054 * config/sparc/sol2-ci.asm: Likewise.
1055 * config/sparc/sol2-cn.asm: Likewise.
1056 * config/spu/divmodti4.c: Likewise.
1057 * config/spu/divv2df3.c: Likewise.
1058 * config/spu/float_disf.c: Likewise.
1059 * config/spu/float_unsdidf.c: Likewise.
1060 * config/spu/float_unsdisf.c: Likewise.
1061 * config/spu/float_unssidf.c: Likewise.
1062 * config/spu/mfc_multi_tag_release.c: Likewise.
1063 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1064 * config/spu/mfc_tag_release.c: Likewise.
1065 * config/spu/mfc_tag_reserve.c: Likewise.
1066 * config/spu/mfc_tag_table.c: Likewise.
1067 * config/spu/multi3.c: Likewise.
1068 * config/spu/spu_internals.h: Likewise.
1069 * config/spu/spu_intrinsics.h: Likewise.
1070 * config/spu/spu_mfcio.h: Likewise.
1071 * config/spu/vec_types.h: Likewise.
1072 * config/spu/vmx2spu.h: Likewise.
1073 * config/stormy16/stormy16-lib2.c: Likewise.
1074 * config/svr4.h: Likewise.
1075 * config/sync.c: Likewise.
1076 * config/v850/lib1funcs.asm: Likewise.
1077 * config/vxlib-tls.c: Likewise.
1078 * config/vxlib.c: Likewise.
1079 * config/vxworks-dummy.h: Likewise.
1080 * config/xtensa/crti.asm: Likewise.
1081 * config/xtensa/crtn.asm: Likewise.
1082 * config/xtensa/ieee754-df.S: Likewise.
1083 * config/xtensa/ieee754-sf.S: Likewise.
1084 * config/xtensa/lib1funcs.asm: Likewise.
1085 * config/xtensa/lib2funcs.S: Likewise.
1086 * config/xtensa/linux-unwind.h: Likewise.
1087 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1088 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1089 * coretypes.h: Likewise.
1090 * crtstuff.c: Likewise.
1091 * defaults.h: Likewise.
1092 * dwarf2.h: Likewise.
1093 * emutls.c: Likewise.
1094 * gbl-ctors.h: Likewise.
1095 * gcov-io.h: Likewise.
1096 * ginclude/float.h: Likewise.
1097 * ginclude/iso646.h: Likewise.
1098 * ginclude/stdarg.h: Likewise.
1099 * ginclude/stdbool.h: Likewise.
1100 * ginclude/stddef.h: Likewise.
1101 * ginclude/stdfix.h: Likewise.
1102 * ginclude/stdint-gcc.h: Likewise.
1103 * ginclude/tgmath.h: Likewise.
1104 * gthr-aix.h: Likewise.
1105 * gthr-dce.h: Likewise.
1106 * gthr-gnat.c: Likewise.
1107 * gthr-gnat.h: Likewise.
1108 * gthr-lynx.h: Likewise.
1109 * gthr-mipssde.h: Likewise.
1110 * gthr-nks.h: Likewise.
1111 * gthr-posix.c: Likewise.
1112 * gthr-posix.h: Likewise.
1113 * gthr-posix95.h: Likewise.
1114 * gthr-rtems.h: Likewise.
1115 * gthr-single.h: Likewise.
1116 * gthr-solaris.h: Likewise.
1117 * gthr-tpf.h: Likewise.
1118 * gthr-vxworks.h: Likewise.
1119 * gthr-win32.h: Likewise.
1121 * libgcc2.c: Likewise.
1122 * libgcc2.h: Likewise.
1123 * libgcov.c: Likewise.
1124 * tsystem.h: Likewise.
1125 * typeclass.h: Likewise.
1126 * unwind-c.c: Likewise.
1127 * unwind-compat.h: Likewise.
1128 * unwind-dw2-fde-compat.c: Likewise.
1129 * unwind-dw2-fde-darwin.c: Likewise.
1130 * unwind-dw2-fde-glibc.c: Likewise.
1131 * unwind-dw2-fde.c: Likewise.
1132 * unwind-dw2-fde.h: Likewise.
1133 * unwind-dw2.c: Likewise.
1134 * unwind-dw2.h: Likewise.
1135 * unwind-generic.h: Likewise.
1136 * unwind-pe.h: Likewise.
1137 * unwind-sjlj.c: Likewise.
1138 * unwind.inc: Likewise.
1139 * config/arm/neon-gen.ml: Change generated copyright header to
1140 refer to version 3 of the GNU General Public License with
1141 version 3.1 of the GCC Runtime Library Exception and to point
1142 readers at the COPYING3 and COPYING3.RUNTIME files and the
1143 FSF's license web page.
1144 * config/arm/arm_neon.h: Regenerate.
1146 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1148 * config/cris/cris.md: Change copyright header to refer to version
1149 3 of the GNU General Public License.
1150 * doc/install.texi2html: Change copyright header to refer to version
1151 3 of the GNU General Public License and to point readers at the
1152 COPYING3 file and the FSF's license web page.
1153 * config/vax/linux.h: Likewise.
1155 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1157 * config/i386/i386.md (cmpcc): New.
1158 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1159 (sync_compare_and_swap_cc*): Delete.
1161 * config/s390/s390.c (s390_compare_emitted): Remove.
1162 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1163 s390_compare_emitted used to be handled. Assert that modes match.
1164 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1165 refer to sync_compare_and_swap_ccsi.
1166 * config/s390/s390.h (s390_compare_emitted): Remove.
1167 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1168 instead of s390_compare_emitted.
1169 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1170 instead of s390_compare_emitted.
1171 * config/s390/s390.md (cmpcc): New.
1172 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1173 CC_REGNUM, do not pretend it's set.
1174 (sync_compare_and_swap_cc*): Delete.
1175 * config/s390/predicates.md (cc_reg_operand): New.
1177 * expr.c (sync_compare_and_swap_cc): Delete.
1178 * optabs.h (sync_compare_and_swap_cc): Delete.
1179 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1180 is being used with can_compare_p.
1181 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1183 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1184 look for a MODE_CC set instead. Use emit_store_flag.
1185 (expand_compare_and_swap_loop): Likewise, with some additional
1186 complication to avoid a force_reg when useless. Use
1187 emit_cmp_and_jump_insns.
1188 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1189 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1190 sync_compare_and_swap documentation.
1192 2009-04-09 Jan Hubicka <jh@suse.cz>
1194 * except.c (find_prev_try): Break out from ....
1195 (duplicate_eh_regions): ... here; properly update prev_try pointers
1196 when duplication part of tree.
1197 (dump_eh_tree): Improve dumping.
1198 (verify_eh_region): New.
1199 (verify_eh_tree): Use it.
1201 2009-04-06 Richard Guenther <rguenther@suse.de>
1203 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1204 &ARRAY addresses by adjusting their types and prepending
1206 * tree-cfg.c (verify_gimple_assign_single): Verify that
1207 addresses are correct.
1209 2009-04-09 Richard Guenther <rguenther@suse.de>
1211 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1212 indices into an array reference if possible.
1213 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1214 Fold POINTER_PLUS_EXPR statements with invariant address.
1216 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1219 * config.gcc (powerpc64-*-linux*): Always build biarch.
1221 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1224 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1225 it and pedwarn if this results in an INTEGER_CST.
1227 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1229 * doc/install.texi: Update minimum GMP version. Remove obsolete
1230 text in MPFR section.
1232 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1234 * dwarf2out.c (class_scope_p): New static inline.
1235 (class_or_namespace_scope_p): Use it.
1236 (gen_variable_die): Use DW_TAG_member tag for static data member
1237 declarations instead of DW_TAG_variable.
1240 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1243 2009-04-08 Richard Guenther <rguenther@suse.de>
1245 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1246 valueize random data.
1248 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1250 * config.gcc (aix tm_file): Add aix-stdint.h.
1251 (aix tm clause use_gcc_stdint): Set to wrap.
1252 * config/rs6000/aix-stdint.h: New file.
1254 2009-04-08 Richard Guenther <rguenther@suse.de>
1257 * tree-dfa.c (add_referenced_var): Do not recurse into
1258 global initializers.
1259 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1261 (fold_const_aggregate_ref): Likewise.
1263 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1265 * recog.c (ordered_comparison_operator): New.
1266 * gensupport.c (std_preds): Add it.
1267 * doc/md.texi (Machine-Independent Predicates): Document it.
1269 2009-04-08 Jan Hubicka <jh@suse.cz>
1271 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1272 * function.h (rtl_eh): Remove exception_handler_label_map.
1273 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1274 remove_exception_handler_label, for_each_eh_label_1): Remove.
1275 (rtl_remove_unreachable_regions): Remove.
1276 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1277 (find_exception_handler_labels): Don't build the hashtable.
1278 (maybe_remove_eh_handler): Remove.
1279 (for_each_eh_label): Rewrite to walk the tree.
1280 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1281 * except.h (maybe_remove_eh_handler): Remove.
1282 * passes.c (init_optimization_passes): Schedule second EH cleanup
1284 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1285 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1287 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1289 * genoutput.c (validate_optab_operands): New.
1290 (gen_insn, gen_expand): Call it.
1292 * genflags.c (gen_insn): Detect misused iterators.
1293 (main): Pass line_no to gen_insn, exit with status 1 on error.
1295 * genextract.c (line_no): Make global.
1296 (VEC_safe_set_locstr): Change assertion to error message.
1297 (main): Exit with status 1 on error.
1299 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1303 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1304 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1305 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1306 * c-convert.c (convert): Do not call fold on results of conversion
1307 functions when the result is a C_MAYBE_CONST_EXPR.
1308 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1309 of __builtin_choose_expr.
1310 * c-typeck.c (remove_c_maybe_const_expr): New.
1311 (build_unary_op, build_conditional_expr, build_compound_expr,
1312 build_binary_op, c_objc_common_truthvalue_conversion): Call
1313 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1316 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1318 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1319 CODE to produce a new one. Add a prototype to use fold_convert_const
1321 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1324 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1325 mix declarations and code.
1327 2009-04-08 Ben Elliston <bje@au.ibm.com>
1329 * gcc.c: Replace `CC' with `GCC' throughout.
1331 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1333 * doc/invoke.texi: Document Atom support.
1335 2009-04-07 Jason Merrill <jason@redhat.com>
1338 * c-common.h, c-common.c: Add flag_pretty_templates.
1339 * c-opts.c (c_common_handle_option): Set it.
1340 * c.opt: Add -fno-pretty-templates.
1341 * doc/invoke.texi (C++ Dialect Options): Likewise.
1343 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1345 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1346 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1347 (ia64_expand_builtin): Likewise.
1349 2009-04-07 Martin Jambor <mjambor@suse.cz>
1351 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1352 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1353 ADDR_EXPRS are include too.
1355 2009-04-07 Richard Guenther <rguenther@suse.de>
1357 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1358 decls are only used if passes as parameters or if they are
1359 local statics and the call is not to a builtin.
1360 (call_may_clobber_ref_p_1): Likewise.
1362 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1364 * expr.c (do_store_flag): Remove last argument. Simplify code
1365 to avoid duplication of tests already done by can_compare_p.
1366 (expand_expr_real_1): Adjust caller.
1368 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1370 * optabs.c (can_compare_p): Test the predicate of a
1371 cbranch and cstore pattern.
1373 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1375 * expr.c (convert_move): Use emit_store_flag instead of
1378 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1380 * config/i386/i386.c (ix86_compare_emitted): Remove.
1381 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1382 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1383 * config/i386/i386.h (ix86_compare_emitted): Remove.
1384 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1385 instead of ix86_compare_emitted.
1386 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1388 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1390 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1391 Add t-sysroot-suffix to tmake_file.
1392 * config/print-sysroot-suffix.sh: New file.
1393 * config/t-sysroot-suffix: New file.
1395 2009-04-07 Ben Elliston <bje@au.ibm.com>
1397 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1398 as the latter produces a warning when the target does not support
1401 2009-04-07 Ben Elliston <bje@au.ibm.com>
1403 * dfp.c: Replace type punning assignments with memcpy throughout.
1404 * Makefile.in (dfp.o-warn): Remove.
1406 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1409 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1410 Include soft-fp/t-softfp after rs6000/t-linux64.
1412 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1414 * stor-layout.c (set_sizetype): Use the full precision of their
1415 machine mode for bitsize types.
1417 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1419 * config/i386/i386.md: Revert 2 accidental checkins.
1421 2009-04-06 Joey Ye <joey.ye@intel.com>
1422 Xuepeng Guo <xuepeng.guo@intel.com>
1423 H.J. Lu <hongjiu.lu@intel.com>
1425 Atom pipeline model, tuning and insn selection.
1426 * config.gcc (atom): Add atom config options and target.
1428 * config/i386/atom.md: New.
1430 * config/i386/i386.c (atom_cost): New cost.
1431 (m_ATOM): New macro flag.
1432 (initial_ix86_tune_features): Set m_ATOM.
1433 (x86_accumulate_outgoing_args): Likewise.
1434 (x86_arch_always_fancy_math_387): Likewise.
1435 (processor_target): Add Atom cost.
1436 (cpu_names): Add Atom cpu name.
1437 (override_options): Set Atom ISA.
1438 (ix86_issue_rate): New case PROCESSOR_ATOM.
1439 (ix86_adjust_cost): Likewise.
1441 * config/i386/i386.h (TARGET_ATOM): New target macro.
1442 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1443 (TARGET_OPT_AGU): New target option.
1444 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1445 (processor_type): Add PROCESSOR_ATOM.
1447 * config/i386/i386.md (cpu): Add new value "atom".
1448 (use_carry, movu): New attr.
1449 (atom.md): Include atom.md.
1450 (adddi3_carry_rex64): Set attr "use_carry".
1451 (addqi3_carry): Likewise.
1452 (addhi3_carry): Likewise.
1453 (addsi3_carry): Likewise.
1454 (*addsi3_carry_zext): Likewise.
1455 (subdi3_carry_rex64): Likewise.
1456 (subqi3_carry): Likewise.
1457 (subhi3_carry): Likewise.
1458 (subsi3_carry): Likewise.
1459 (x86_movdicc_0_m1_rex64): Likewise.
1460 (*x86_movdicc_0_m1_se): Likewise.
1461 (x86_movsicc_0_m1): Likewise.
1462 (*x86_movsicc_0_m1_se): Likewise.
1463 (*adddi_1_rex64): Emit add insn as much as possible.
1464 (*addsi_1): Likewise.
1465 (return_internal): Set atom_unit.
1466 (return_internal_long): Likewise.
1467 (return_pop_internal): Likewise.
1468 (*rcpsf2_sse): Set atom_sse_attr attr.
1469 (*qrt<mode>2_sse): Likewise.
1470 (*prefetch_sse): Likewise.
1472 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1474 (ix86_target_macros_internal): Likewise.
1476 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1477 (*prefetch_sse_rex): Likewise.
1478 (sse_rcpv4sf2): Likewise.
1479 (sse_vmrcpv4sf2): Likewise.
1480 (sse_sqrtv4sf2): Likewise.
1481 (<sse>_vmsqrt<mode>2): Likewise.
1482 (sse_ldmxcsr): Likewise.
1483 (sse_stmxcsr): Likewise.
1484 (*sse_sfence): Likewise.
1485 (sse2_clflush): Likewise.
1486 (*sse2_mfence): Likewise.
1487 (*sse2_lfence): Likewise.
1488 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1489 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1490 (avx_movdqu<avxmodesuffix>): Likewise.
1491 (avx_lddqu<avxmodesuffix>): Likewise.
1492 (sse2_movntv2di): Change attr "type" to "ssemov".
1493 (sse2_movntsi): Likewise.
1494 (rsqrtv8sf2): Change attr "type" to "sseadd".
1495 (sse3_addsubv2df3): Set attr "atom_unit".
1496 (sse3_h<plusminus_insn>v4sf3): Likewise.
1497 (*sse2_pmaddwd): Likewise.
1498 (*vec_extractv2di_1_rex64): Likewise.
1499 (*vec_extractv2di_1_avx): Likewise.
1500 (sse2_psadbw): Likewise.
1501 (ssse3_phaddwv8hi3): Likewise.
1502 (ssse3_phaddwv4hi3): Likewise.
1503 (ssse3_phadddv4si3): Likewise.
1504 (ssse3_phadddv2si3): Likewise.
1505 (ssse3_phaddswv8hi3): Likewise.
1506 (ssse3_phaddswv4hi3): Likewise.
1507 (ssse3_phsubwv8hi3): Likewise.
1508 (ssse3_phsubwv4hi3): Likewise.
1509 (ssse3_phsubdv4si3): Likewise.
1510 (ssse3_phsubdv2si3): Likewise.
1511 (ssse3_phsubswv8hi3): Likewise.
1512 (ssse3_phsubswv4hi3): Likewise.
1513 (ssse3_pmaddubsw128): Likewise.
1514 (sse3_pmaddubsw: Likewise.
1515 (ssse3_palignrti): Likewise.
1516 (ssse3_palignrdi): Likewise.
1518 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1520 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1522 2009-04-06 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/28868
1525 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1526 of which PHI results we inserted.
1527 (insert_into_preds_of_block): Record inserted PHIs.
1528 (eliminate): Eliminate redundant PHI nodes.
1529 (init_pre): Init inserted_phi_names.
1531 2009-04-06 Richard Guenther <rguenther@suse.de>
1533 PR tree-optimization/39643
1534 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1535 IMAGPART_EXPRs of complex constants.
1536 (execute_fold_all_builtins): If we folded a call queue
1537 TODO_update_address_taken.
1539 2009-04-06 Jan Hubicka <jh@suse.cz>
1542 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1545 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1547 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1549 (ic_invalidate_array): Likewise.
1551 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1553 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1554 alignment for library calls.
1556 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1558 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1559 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1560 * config/i386/mingw-stdint.h: New file.
1562 2009-04-05 Richard Guenther <rguenther@suse.de>
1564 PR tree-optimization/39648
1565 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1566 our &A vs. &A[0] IL deficiencies.
1568 2009-04-04 Jan Hubicka <jh@suse.cz>
1570 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1571 removed toplevel regions.
1572 (sjlj_mark_call_sites): Likewise.
1574 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1576 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1577 (cygwin tm clause use_gcc_stdint): Set to wrap.
1578 * config/i386/cygwin-stdint.h: New file.
1580 2009-04-04 Richard Guenther <rguenther@suse.de>
1582 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1583 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1584 single-argument PHIs if we are in loop-closed SSA form.
1585 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1586 for the pre-condition.
1587 (slpeel_tree_peel_loop_to_edge): Likewise.
1588 (vect_build_loop_niters): Take an optional sequence to append stmts.
1589 (vect_generate_tmps_on_preheader): Likewise.
1590 (vect_do_peeling_for_loop_bound): Take extra guards for the
1592 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1593 the cost model check.
1594 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1595 guards if we are going to peel. Do not apply versioning in that case.
1596 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1597 (vect_do_peeling_for_loop_bound): Likewise.
1598 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1599 loop bound only record extra pre-conditions, do not apply loop
1602 2009-04-04 Richard Guenther <rguenther@suse.de>
1604 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1607 2009-04-04 Jan Hubicka <jh@suse.cz>
1609 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1610 last_basic_block for size of bb->index indexed array.
1611 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1612 compute_out, link_btr_uses, build_btr_def_use_webs,
1613 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1615 2009-04-04 Jan Hubicka <jh@suse.cz>
1617 * except.c (remove_eh_handler_and_replace): Break out from ...
1618 (remove_eh_handler): ... here.
1619 (bring_to_root): New function.
1620 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1621 handled ones, bring others to root of tree.
1623 2009-04-04 Jan Hubicka <jh@suse.cz>
1625 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1626 (all_phis_safe_to_merge): New function.
1627 (update_info): New structure.
1628 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1629 (cleanup_empty_eh): Update SSA if possible.
1631 2009-04-04 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1634 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1635 (append_vuse): Likewise.
1637 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1639 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1640 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1641 instead of REG_UNSAVED for DW_CFA_undefined.
1642 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1643 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1646 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1649 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1650 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1651 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1653 2009-04-04 Richard Guenther <rguenther@suse.de>
1655 PR tree-optimization/8781
1656 PR tree-optimization/37892
1657 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1658 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1659 (valueize_refs): Call it for *& valueizations.
1660 (shared_reference_ops_from_ref): Rename to ...
1661 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1662 (shared_reference_ops_from_call): Rename to ...
1663 (valueize_shared_reference_ops_from_call): ... this and valueize.
1664 (vn_reference_lookup): Update.
1665 (visit_reference_op_call): Likewise.
1666 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1667 (eliminate): Value-replace the call address in call statements.
1669 2009-04-04 Richard Guenther <rguenther@suse.de>
1671 PR tree-optimization/39636
1672 * tree-ssa-forwprop.c
1673 (forward_propagate_addr_into_variable_array_index): Check for
1674 GIMPLE_ASSIGN before accessing the rhs code.
1676 2009-04-03 Jason Merrill <jason@redhat.com>
1678 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1680 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1682 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1683 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1684 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1685 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1686 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1687 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1688 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1689 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1690 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1691 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1692 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1693 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1694 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1695 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1696 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1697 Use fr_reg_or_fp01_operand instead of fr_register_operand
1699 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1700 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1701 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1703 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1705 PR rtl-optimization/39607
1706 PR rtl-optimization/39631
1710 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1711 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1712 instead of DF_LR_OUT.
1713 * ira-lives.c (process_bb_node_lives): Ditto.
1714 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1715 instead of DF_LR_{OUT,IN}.
1716 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1717 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1719 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1721 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1722 (execute_lower_omp): Always run but take the short way out if -fopenmp
1724 (gate_lower_omp): Remove, forcing the pass manager to always run the
1725 pass and always set PROP_gimple_lomp.
1726 (pass_lower_omp): Remove gate function.
1727 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1728 PROP_trees. Instead, require it.
1729 * ipa-cp.c (pass_ipa_cp): Likewise.
1730 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1731 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1732 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1733 and PROP_gimple_leh.
1735 2009-04-03 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/23940
1739 PR tree-optimization/33237
1742 PR tree-optimization/36201
1743 PR tree-optimization/36230
1744 PR tree-optimization/38049
1745 PR tree-optimization/38207
1746 PR tree-optimization/38230
1747 PR tree-optimization/38301
1748 PR tree-optimization/38585
1750 PR tree-optimization/38985
1751 PR tree-optimization/39299
1752 * tree-ssa-structalias.h: Remove.
1753 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1754 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1755 (struct vuse_element_d): Remove.
1756 (struct vuse_vec_d): Likewise.
1757 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1758 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1759 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1760 VUSE_ELEMENT_VAR): Likewise.
1761 (struct voptype_d): Likewise.
1762 (NUM_VOP_FREE_BUCKETS): Likewise.
1763 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1764 (struct stmt_operands_d): Remove.
1765 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1766 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1767 VDEF_NUM, VDEF_VECT): Likewise.
1768 (copy_virtual_operands): Remove.
1769 (operand_build_cmp): Likewise.
1770 (create_ssa_artificial_load_stmt): Likewise.
1771 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1772 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1773 vuse_index and mayuse_index members. Pack and move done and iter_type
1774 members to the front.
1775 (SSA_OP_VMAYUSE): Remove.
1776 (SSA_OP_VIRTUAL_USES): Adjust.
1777 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1778 (unlink_stmt_vdef): Declare.
1779 (add_to_addressable_set): Remove.
1780 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1781 (vrp_visit_stmt): Likewise.
1782 * doc/tree-ssa.texi (Alias analysis): Update.
1783 * doc/invoke.texi (max-aliased-vops): Remove docs.
1784 (avg-aliased-vops): Likewise.
1785 * tree-into-ssa.c (syms_to_rename): Remove.
1786 (need_to_update_vops_p): Likewise.
1787 (need_to_initialize_update_ssa_p): Rename to ...
1788 (update_ssa_initialized_fn): ... this. Track function we are
1790 (symbol_marked_for_renaming): Simplify.
1791 (add_new_name_mapping): Do not set need_to_update_vops_p.
1792 (dump_currdefs): Use SYMS_TO_RENAME.
1793 (rewrite_update_stmt): Always walk all uses/defs.
1794 (dump_update_ssa): Adjust.
1795 (init_update_ssa): Take function argument. Track what we are
1797 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1798 (create_new_def_for): Initialize for cfun, assert we are initialized
1800 (mark_sym_for_renaming): Simplify.
1801 (mark_set_for_renaming): Do not initialize update-ssa.
1802 (need_ssa_update_p): Simplify. Take function argument.
1803 (name_mappings_registered_p): Assert we ask for the correct function.
1804 (name_registered_for_update_p): Likewise.
1805 (ssa_names_to_replace): Likewise.
1806 (release_ssa_name_after_update_ssa): Likewise.
1807 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1808 (dump_decl_set): Do not print a newline.
1809 (debug_decl_set): Do it here.
1810 (dump_update_ssa): And here.
1811 * tree-ssa-loop-im.c (move_computations): Adjust.
1812 (movement_possibility): Likewise.
1813 (determine_max_movement): Likewise.
1814 (gather_mem_refs_stmt): Likewise.
1815 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1817 * tree-complex.c (update_all_vops): Remove.
1818 (expand_complex_move): Adjust.
1819 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1820 Simplify test for memory referencing statement. Exclude
1821 non-invariant ADDR_EXPRs.
1822 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1823 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1824 (rdg_flag_uses): Likewise.
1825 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1827 (tree_optimize_tail_calls_1): Also split the
1828 edge from the entry block if we have degenerate PHI nodes in
1829 the first basic block.
1830 * tree.c (init_ttree): Remove memory-tag related code.
1831 (tree_code_size): Likewise.
1832 (tree_node_structure): Likewise.
1833 (build7_stat): Re-write to be build6_stat.
1834 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1835 (SSA_VAR_P): Adjust.
1836 (struct tree_memory_tag): Remove.
1837 (struct tree_memory_partition_tag): Likewise.
1838 (union tree_node): Adjust.
1839 (build7): Re-write to be build6.
1840 * tree-pass.h (pass_reset_cc_flags): Remove.
1841 (TODO_update_address_taken): New flag.
1842 (pass_simple_dse): Remove.
1843 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1844 * params.h (MAX_ALIASED_VOPS): Remove.
1845 (AVG_ALIASED_VOPS): Likewise.
1846 * omp-low.c (expand_omp_taskreg): Update SSA form.
1847 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1848 aliases the lhs in a copy stmt.
1849 * tree-ssa-dse.c (struct address_walk_data): Remove.
1850 (memory_ssa_name_same): Likewise.
1851 (memory_address_same): Likewise.
1852 (get_kill_of_stmt_lhs): Likewise.
1853 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1854 unused stores. Look through PHI nodes into post-dominated regions.
1855 (dse_optimize_stmt): Simplify. Properly remove stores.
1856 (tree_ssa_dse): Compute dominators.
1857 (execute_simple_dse): Remove.
1858 (pass_simple_dse): Likewise.
1859 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1860 gimple_loaded_syms and gimple_stored_syms computation.
1861 * toplev.c (dump_memory_report): Dump alias and pta stats.
1862 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1863 (vn_reference_eq): Likewise.
1864 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1865 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1866 valueize_vuses): Remove.
1867 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1868 (get_def_ref_stmt_vuse): ... this.
1869 (vn_reference_lookup_2): New function.
1870 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1871 walking equivalent vuses. Simplify.
1872 (vn_reference_lookup): Likewise.
1873 (vn_reference_insert): Likewise.
1874 (vn_reference_insert_pieces): Likewise.
1875 (visit_reference_op_call): Simplify.
1876 (visit_reference_op_load): Likewise.
1877 (visit_reference_op_store): Likewise.
1878 (init_scc_vn): Remove shared_lookup_vuses initialization.
1879 (free_scc_vn): Remove shared_lookup_vuses freeing.
1880 (sort_vuses, sort_vuses_heap): Remove.
1881 (get_ref_from_reference_ops): Export.
1882 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1883 vector with single vuse pointer.
1884 (vn_reference_lookup_pieces, vn_reference_lookup,
1885 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1886 (shared_vuses_from_stmt): Remove.
1887 (get_ref_from_reference_ops): Declare.
1888 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1889 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1890 memory-tag related code.
1891 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1892 (likely_value): Add comment, skip static-chain of call statements.
1893 (surely_varying_stmt_p): Adjust.
1894 (gimplify_and_update_call_from_tree): Likewise.
1895 (execute_fold_all_builtins): Do not rebuild alias info.
1896 (gimplify_and_update_call_from_tree): Properly update VOPs.
1897 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1898 (copy_ref_info): Remove memory-tag related code.
1899 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1900 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1901 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1903 * tree-ssa-dom.c (gimple_p): Remove typedef.
1904 (eliminate_redundant_computations): Adjust.
1905 (record_equivalences_from_stmt): Likewise.
1906 (avail_expr_hash): Likewise.
1907 (avail_expr_eq): Likewise.
1908 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1909 (stmt_makes_single_load): Likewise.
1910 (stmt_makes_single_store): Likewise.
1911 * tree-ssa-alias.c: Rewrite completely.
1912 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1913 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1914 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1915 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1916 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1917 Remove public functions.
1918 (pass_reset_cc_flags): Remove.
1919 (pass_build_alias): Move ...
1920 * tree-ssa-structalias.c (pass_build_alias): ... here.
1921 * tree-ssa-alias.c (may_be_aliased): Move ...
1922 * tree-flow-inline.h (may_be_aliased): ... here.
1923 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1924 count_uses_and_derefs): Move ...
1925 * gimple.c: ... here.
1926 * gimple.h (count_uses_and_derefs): Declare.
1927 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1928 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1929 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1930 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1931 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1932 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1933 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1935 * tree-dfa.c (refs_may_alias_p): Move ...
1936 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1937 * tree-ssa-alias.h: New file.
1938 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1939 (statement_sink_location): Likewise.
1940 * opts.c (decode_options): Do not adjust max-aliased-vops or
1941 avg-aliased-vops values.
1942 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1943 (TV_CALL_CLOBBER): Likewise.
1944 (TV_FLOW_SENSITIVE): Likewise.
1945 (TV_FLOW_INSENSITIVE): Likewise.
1946 (TV_MEMORY_PARTITIONING): Likewise.
1947 (TV_ALIAS_STMT_WALK): New timevar.
1948 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1949 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1950 (get_address_description): Remove memory-tag related code.
1951 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1952 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1953 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1954 and immediate uses in statements. Document.
1955 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1956 (dump_symbols): Remove.
1957 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1958 * alias.c (get_deref_alias_set): New function split out from ...
1959 (get_alias_set): ... here.
1960 * alias.h (get_deref_alias_set): Declare.
1961 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1962 type parameter. Remove restrict pointer handling. Create a
1963 ref-all pointer in case type-based alias sets do not conflict.
1964 (vect_analyze_data_refs): Remove SMT related code.
1965 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1966 (vectorizable_load): Likewise.
1967 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1968 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1969 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1970 Ignore vops and SMTs.
1971 (dr_analyze_alias): Likewise..
1972 (free_data_ref): Likewise.
1973 (create_data_ref): Likewise.
1974 (analyze_all_data_dependences): Likewise.
1975 (get_references_in_stmt): Adjust.
1976 * tree-flow-inline.h (gimple_aliases_computed_p,
1977 gimple_addressable_vars, gimple_call_clobbered_vars,
1978 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1979 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1980 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1981 gimple_mem_ref_stats): Remove.
1982 (gimple_vop): New function.
1983 (op_iter_next_use): Remove vuses and mayuses cases.
1984 (op_iter_next_def): Remove vdefs case.
1985 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1986 (clear_and_done_ssa_iter): Do not set removed fields.
1987 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1988 Assert we are not iterating over vuses or vdefs if not also
1989 iterating over uses or defs.
1990 (op_iter_init_use): Likewise.
1991 (op_iter_init_def): Likewise.
1992 (op_iter_next_vdef): Remove.
1993 (op_iter_next_mustdef): Likewise.
1994 (op_iter_init_vdef): Likewise.
1995 (compare_ssa_operands_equal): Likewise.
1996 (link_use_stmts_after): Handle vuse operand.
1997 (is_call_used): Use is_call_clobbered.
1998 (is_call_clobbered): Global variables are always call clobbered,
1999 query the call-clobbers bitmap.
2000 (mark_call_clobbered): Ignore global variables.
2001 (clear_call_clobbered): Likewise.
2002 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2003 virtual operands sanity check.
2004 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2006 (TARGET_MEM_REF): Remove TMR_TAG operand.
2007 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2008 Remove call-clobber related code.
2009 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2010 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2011 partitions or escape reason.
2012 (get_single_def_stmt, get_single_def_stmt_from_phi,
2013 get_single_def_stmt_with_phi): Remove.
2014 (dump_referenced_vars): Tidy.
2015 (get_ref_base_and_extent): Allow bare decls.
2016 (collect_dfa_stats): Adjust.
2017 * graphite.c (rename_variables_in_stmt): Adjust.
2018 (graphite_copy_stmts_from_block): Likewise.
2019 (translate_clast): Likewise.
2020 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2022 (translate_vuse_through_block): Use the oracle.
2023 (phi_translate_1): Adjust.
2024 (value_dies_in_block_x): Use the oracle. Cache the outcome
2026 (valid_in_sets): Check if the VUSE for
2027 a REFERENCE is available.
2028 (eliminate): Do not remove stmts during elimination,
2029 instead queue and remove them afterwards.
2030 (do_pre): Do not rebuild alias info.
2031 (pass_pre): Run TODO_rebuild_alias before PRE.
2032 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2033 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2034 (mark_all_v_defs_stmt): Remove.
2035 (mark_all_v_defs_seq): Adjust.
2036 (sra_replace): Likewise.
2037 (scalarize_use): Likewise.
2038 (scalarize_copy): Likewise.
2039 (scalarize_init): Likewise.
2040 (scalarize_ldst): Likewise.
2041 (todoflags): Remove.
2042 (tree_sra): Do not rebuild alias info.
2043 (tree_sra_early): Adjust.
2044 (pass_sra): Run TODO_update_address_taken before SRA.
2045 * tree-predcom.c (set_alias_info): Remove.
2046 (prepare_initializers_chain): Do not call it.
2047 (mark_virtual_ops_for_renaming): Adjust.
2048 (mark_virtual_ops_for_renaming_list): Remove.
2049 (initialize_root_vars): Adjust.
2050 (initialize_root_vars_lm): Likewise.
2051 (prepare_initializers_chain): Likewise.
2052 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2053 (may_propagate_copy_into_stmt): Likewise.
2054 (merge_alias_info): Do nothing for now.
2055 (propagate_tree_value_into_stmt): Adjust.
2056 (stmt_may_generate_copy): Likewise.
2057 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2058 not mark symbols for renaming.
2059 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2060 with the same statement, make sure to update the new pointed-to one.
2061 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2062 call statements, do not mark symbols for renaming.
2063 (mark_operand_necessary): Dump something.
2064 (ref_may_be_aliased): New function.
2065 (mark_aliased_reaching_defs_necessary_1): New helper function.
2066 (mark_aliased_reaching_defs_necessary): Likewise.
2067 (mark_all_reaching_defs_necessary_1): Likewise.
2068 (mark_all_reaching_defs_necessary): Likewise.
2069 (propagate_necessity): Do not process virtual PHIs. For
2070 non-aliased loads mark all reaching definitions as necessary.
2071 For aliased loads and stores mark the immediate dominating
2072 aliased clobbers as necessary.
2073 (visited): New global static.
2074 (perform_tree_ssa_dce): Free visited bitmap after propagating
2076 (remove_dead_phis): Perform simple dead virtual PHI removal.
2077 (remove_dead_stmt): Properly unlink virtual operands when
2079 (eliminate_unnecessary_stmts): Schedule PHI removal after
2081 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2082 (process_replaceable): Likewise.
2083 (find_replaceable_in_bb): Likewise.
2084 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2085 based on the single gimple vop.
2086 (verify_flow_insensitive_alias_info): Remove.
2087 (verify_flow_sensitive_alias_info): Likewise.
2088 (verify_call_clobbering): Likewise.
2089 (verify_memory_partitions): Likewise.
2090 (verify_alias_info): Likewise.
2091 (verify_ssa): Adjust..
2092 (execute_update_addresses_taken): Export. Update SSA
2093 manually. Optimize only when optimizing. Use a local bitmap.
2094 (pass_update_address_taken): Remove TODO_update_ssa, add
2096 (pass_update_address_taken): Just use TODO_update_address_taken.
2097 (init_tree_ssa): Do not initialize addressable_vars.
2098 (verify_ssa): Verify new VUSE / VDEF properties.
2099 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2100 Do not call verify_alias_info.
2101 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2102 Do not free the loaded and stored syms bitmaps. Reset the escaped
2103 and callused solutions. Do not free addressable_vars.
2104 Remove memory-tag related code.
2105 (warn_uninitialized_var): Aliases are always available.
2106 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2107 * lambda-code.c (can_put_in_inner_loop): Adjust.
2108 (can_put_after_inner_loop): Likewise.
2109 (perfect_nestify): Likewise.
2110 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2111 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2112 (vectorizable_conversion): Do not mark symbols for renaming.
2113 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2114 (expand_call_inline): Unlink the calls virtual operands before
2116 (tree_function_versioning): Do not call update_ssa if we are not
2117 updating clones. Simplify.
2118 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2119 (propagate_with_phi): Likewise..
2120 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2121 clobber code. Assert we are not aliased or global.
2122 * tree-flow.h: Include tree-ssa-alias.h
2123 (enum escape_type): Remove.
2124 (struct mem_sym_stats_d): Likewise.
2125 (struct mem_ref_stats_d): Likewise.
2126 (struct gimple_df): Add vop member. Remove global_var,
2127 call_clobbered_vars, call_used_vars, addressable_vars,
2128 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2129 escaped and callused members.
2130 (struct ptr_info_def): Remove all members, add points-to solution
2132 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2133 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2134 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2135 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2136 (tree-ssa-alias.o): Likewise.
2137 (toplev.o): Add tree-ssa-alias.h
2138 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2139 * gimple.c (gimple_set_bb): Fix off-by-one error.
2140 (is_gimple_reg): Do not handle memory tags.
2141 (gimple_copy): Also copy virtual operands.
2142 Delay updating the statement. Do not reset loaded and stored syms.
2143 (gimple_set_stored_syms): Remove.
2144 (gimple_set_loaded_syms): Likewise.
2145 (gimple_call_copy_skip_args): Copy the virtual operands
2146 and mark the new statement modified.
2147 * tree-ssa-structalias.c (may_alias_p): Remove.
2148 (set_uids_in_ptset): Take the alias set to prune with as
2149 parameter. Fold in the alias test of may_alias_p.
2150 (compute_points_to_sets): Compute whether a ptr is dereferenced
2152 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2153 other ADDRESSOF constraints on the lhs.
2154 (get_constraint_for_component_ref): Assert that we don't get
2155 ADDRESSOF constraints from the base of the reference.
2156 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2157 (struct variable_info): Remove collapsed_to member.
2158 (get_varinfo_fc): Remove.
2159 (new_var_info): Do not set collapsed_to.
2160 (dump_constraint): Do not follow cycles.
2161 (dump_constraint_graph): Likewise.
2162 (build_pred_graph): Likewise.
2163 (build_succ_graph): Likewise.
2164 (rewrite_constraints): Likewise.
2165 (do_simple_structure_copy): Remove.
2166 (do_rhs_deref_structure_copy): Remove.
2167 (do_lhs_deref_structure_copy): Remove.
2168 (collapse_rest_of_var): Remove.
2169 (do_structure_copy): Re-implement.
2170 (pta_stats): New global variable.
2171 (dump_pta_stats): New function.
2172 (struct constraint_expr): Make offset signed.
2173 (UNKNOWN_OFFSET): Define special value.
2174 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2175 (solution_set_expand): New helper function split out from ...
2176 (do_sd_constraint): ... here.
2177 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2178 (do_ds_constraint): Likewise.
2179 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2180 and CALLUSED = *CALLUSED.
2181 (set_union_with_increment): Make inc argument signed.
2182 (type_safe): Remove.
2183 (get_constraint_for_ptr_offset): Handle unknown and negative
2185 (first_vi_for_offset): Handle offsets before start. Bail
2186 out early for offsets beyond the variable extent.
2187 (first_or_preceding_vi_for_offset): New function.
2188 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2189 Together with ESCAPED = *ESCAPED this properly computes reachability.
2190 (find_what_var_points_to): New function.
2191 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2192 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2193 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2194 pt_solutions_intersect): New functions.
2195 (compute_call_used_vars): Remove.
2196 (compute_may_aliases): New main entry into PTA computation.
2197 * gimple.h (gimple_p): New typedef.
2198 (struct gimple_statement_base): Remove references_memory_p.
2199 (struct gimple_statement_with_memory_ops_base): Remove
2200 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2202 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2203 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2204 gimple_set_references_memory): Remove.
2205 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2206 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2208 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2209 (verify_expr): Allow RESULT_DECL.
2210 (gimple_duplicate_bb): Do not copy virtual operands.
2211 (gimple_duplicate_sese_region): Adjust.
2212 (gimple_duplicate_sese_tail): Likewise.
2213 (mark_virtual_ops_in_region): Remove.
2214 (move_sese_region_to_fn): Do not call it.
2215 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2216 and pass_simple_dse.
2217 (execute_function_todo): Handle TODO_update_address_taken,
2218 call execute_update_addresses_taken for TODO_rebuild_alias.
2219 (execute_todo): Adjust.
2220 (execute_one_pass): Init dump files early.
2221 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2223 (create_general_new_stmt): Clear vops.
2224 * tree-ssa-reassoc.c (get_rank): Adjust.
2225 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2226 symbols for renaming.
2227 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2228 (PARAM_AVG_ALIASED_VOPS): Likewise.
2229 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2230 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2231 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2232 (operand_build_cmp, copy_virtual_operands,
2233 create_ssa_artificial_load_stmt, add_to_addressable_set,
2234 gimple_add_to_addresses_taken): Remove public functions.
2235 (unlink_stmt_vdef): New function.
2237 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2239 * config.gcc (powerpc-*-linux*): Merge variants.
2241 2009-04-02 Chao-ying Fu <fu@mips.com>
2242 James Grosbach <james.grosbach@microchip.com>
2244 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2245 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2247 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2248 keep_interrupts_masked_p, use_debug_exception_return_p.
2249 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2250 keep_interrupts_masked, use_debug_exception_return.
2251 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2252 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2254 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2255 (mips_print_operand): Process COP0 registers to print $0 .. $31
2256 correctly for GAS to process.
2257 (mips_interrupt_extra_call_saved_reg_p): New function.
2258 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2260 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2261 (mips_compute_frame_info): Add supports for interrupt context that
2262 includes doubleword accumulators and COP0 registers.
2263 (mips_for_each_saved_acc): New function.
2264 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2265 mips_for_each_saved_reg.
2266 (mips_save_reg): Save accumulators.
2267 (mips_kernel_reg_p): A new for_each_rtx callback.
2268 (mips_expand_prologue): Support interrupt handlers.
2269 (mips_restore_reg): Restore accumulators.
2270 (mips_expand_epilogue): Support interrupt handlers.
2271 (mips_can_use_return_insn): Return false for interrupt handlers.
2272 (mips_epilogue_uses): New function.
2273 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2274 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2275 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2276 cop0_move): New instructions.
2277 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2278 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2280 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2282 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2283 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2284 interrupt handlers, we use K0 as the temporary register.
2285 (EPILOGUE_USES): Change to a function call.
2286 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2287 handlers, we use K0 as the temporary register.
2289 * doc/extend.texi (Function Attributes): Document interrupt,
2290 use_shadow_register_set, keep_interrupts_masked,
2291 use_debug_exception_return for MIPS attributes.
2293 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2295 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2296 Remove a number of t-files from tmake_file.
2297 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2298 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2299 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2300 target_prototype, not TARGET_PROTOTYPE.
2301 (LINK_OS_GNU_SPEC): Define.
2302 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2303 and darwin-ldoubdle.c.
2305 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2308 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2309 (cpp_options): Ditto.
2310 (default_compilers): Ditto.
2311 (display_help): Ditto.
2312 (process_command): Ditto.
2314 (set_input): Use lbasename instead of duplicate code.
2315 (save_temps_prefix): New static for -save-temps=obj.
2316 (save_temps_length): Ditto.
2318 * doc/invoke.texi (-save-temps=obj): Document new variant to
2321 2009-04-02 Jeff Law <law@redhat.com>
2323 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2326 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2328 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2329 * configure: Regenerated.
2331 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2333 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2334 share the argument list.
2336 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2340 2009-02-12 Diego Novillo <dnovillo@google.com>
2342 * varpool.c (debug_varpool): New.
2343 * cgraph.h (debug_varpool): Declare.
2345 2009-04-02 Jan Hubicka <jh@suse.cz>
2347 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2350 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2352 * config/i386/i386.c (ix86_abi): Move initialization to ...
2353 (override_options): Here.
2355 2009-04-02 Christian Bruel <christian.bruel@st.com>
2357 * config/sh/sh.c (sh_dwarf_register_span): New function.
2358 (TARGET_DWARF_REGISTER_SPAN): Define.
2359 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2361 2009-04-02 Ira Rosen <irar@il.ibm.com>
2363 PR tree-optimization/39595
2364 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2365 interleaved loads group is not greater than the SLP group size.
2367 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2369 * builtins.c (is_builtin_name): New.
2370 (called_as_built_in): Use is_builtin_name.
2371 * tree.h (is_builtin_name): New.
2372 * varasm.c (incorporeal_function_p): Use is_builtin_name
2374 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2376 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2378 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2381 * c-decl.c (clone_underlying_type): Move this ...
2382 * c-common.c (set_underlying_type): ... here.
2383 Also, make sure the function properly sets TYPE_STUB_DECL() on
2384 the newly created typedef variant type.
2385 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2386 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2389 2009-04-02 Richard Guenther <rguenther@suse.de>
2391 PR tree-optimization/37221
2392 * tree-flow.h (degenerate_phi_result): Declare.
2393 * tree-ssa-dom.c (degenerate_phi_result): Export.
2394 * tree-scalar-evolution.c (analyze_initial_condition): If
2395 the initial condition is defined by a degenerate PHI node
2396 use the degenerate value.
2398 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2400 PR rtl-optimization/39588
2401 * combine.c (merge_outer_ops): Do not set the constant when this
2403 (simplify_shift_const_1): Do not modify it either in this case.
2405 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2407 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2408 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2410 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2413 * c-lex.c (interpret_float): Default (no suffix) is double.
2415 2009-04-1 Xinliang David Li <davidxl@google.com>
2417 * config/i386/i386.c (legitimate_constant_p): Recognize
2418 all one vector constant.
2420 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2422 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2423 Change #include order to silence two warnings.
2425 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2427 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2428 (ASM_SPEC): Pass -k to the assembler for PIC code.
2430 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2432 * gcc/config.gcc: Add vax-*-linux* to the switch.
2433 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2434 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2436 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2438 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2439 Use predicate macros instead of GET_CODE() == foo.
2440 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2441 ashlsi3, rotrsi3, <unnamed>): Likewise.
2443 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2445 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2446 jbbccihi, jbbccisi): Remova trailing whitespace.
2447 * gcc/config/vax/constraints.md: Likewise.
2448 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2449 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2450 * gcc/config/vax/predicates.md: Likewise.
2451 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2452 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2453 * gcc/config/vax/vax.h: Likewise.
2454 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2456 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2458 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2459 (indirectable_address_p, adjacent_operands_p): Add spaces around
2461 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2463 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2465 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2466 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2467 index_term_p, reg_plus_index_p, legitimate_address_p,
2468 vax_mode_dependent_address_p): Update comments to match functions
2469 modified by the recent int->bool conversion.
2471 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2473 * gcc/config/vax/builtins.md: Update copyright message.
2474 * gcc/config/vax/constraints.md: Likewise.
2475 * gcc/config/vax/netbsd-elf.h: Likewise.
2476 * gcc/config/vax/predicates.md: Likewise.
2477 * gcc/config/vax/vax-protos.h: Likewise.
2478 * gcc/config/vax/vax.c: Likewise.
2479 * gcc/config/vax/vax.h: Likewise.
2480 * gcc/config/vax/vax.md: Likewise.
2481 * gcc/config/vax/vax.opt: Likewise.
2483 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2485 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2486 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2487 * gcc/config/vax/constraints.md (B, R): Likewise.
2488 * gcc/config/vax/predicates.md (external_memory_operand,
2489 nonimmediate_addsub_di_operand): Likewise.
2490 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2491 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2492 untyped_call): Likewise.
2494 2009-04-01 Matt Thomas <matt@3am-software.com>
2496 * config/vax/predicates.md: New file.
2497 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2498 external_const_operand, nonsymbolic_operand, external_memory_operand,
2499 indirect_memory_operand, indexed_memory_operand,
2500 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2501 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2503 * config/vax/constraints.md: New file.
2504 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2506 * config/vax/builtins.md: New file.
2507 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2508 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2510 * config/vax/vax.opt (mqmath): Add option.
2511 * config/vax/vax.md (isfx): Extend with DI.
2512 (VAXintQH, VAXintQHSD): Define.
2513 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2514 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2515 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2516 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2517 (movdi): Update constraints and use vax_output_int_move().
2518 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2519 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2520 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2521 nonlocal_goto): New.
2522 (mov<mode>): Extend accepted operand types.
2523 (subdi3_old): Rename from subdi3, change update constraints and use
2524 a new implementation.
2525 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2526 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2527 MOVE_RATIO, CLEAR_RATIO): Define.
2528 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2529 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2530 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2531 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2532 (split_quadword_operands): Make static and really allow variable
2534 (print_operand_address): Update for PIC generation.
2535 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2536 indexable_address_p, fixup_mathdi_operand,
2537 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2538 (vax_float_literal, legitimate_constant_p,
2539 indirectable_constant_address_p, index_term_p,
2540 reg_plus_index_p): Return bool instead of int.
2541 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2543 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2545 (vax_output_conditional_branch): Indent.
2546 (legitimate_constant_address_p, indirectable_constant_address_p,
2547 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2548 vax_mode_dependent_address_p): Return bool instead of int, update for
2550 * config/vax/vax-protos.h (legitimate_constant_address_p,
2551 legitimate_constant_p, legitimate_address_p,
2552 vax_mode_dependent_address_p): Change declaration to bool.
2553 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2554 vax_expand_addsub_di_operands, vax_output_int_subtract,
2555 vax_output_movmemsi): Declare.
2556 (split_quadword_operands, vax_float_literal): Delete declaration.
2557 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2558 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2559 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2560 ASM_OUTPUT_DWARF_PCREL): Define.
2561 (ASM_SPEC): Change definition to allow PIC generation.
2563 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2565 * doc/sourcebuild.texi: Update front-end requirements.
2567 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2570 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2571 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2572 (booldi3_internal3): Use boolean_or_operator instead of
2575 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2578 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2579 declarator whose size is not an integer constant expression but
2580 folds to an integer constant, then treat it as a constant
2583 2009-04-01 Richard Guenther <rguenther@suse.de>
2585 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2586 i * 4 + 2 to (i * 2 + 1) * 2.
2588 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2591 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2592 return if c_parser_asm_string_literal returned NULL.
2594 2009-04-01 Nick Clifton <nickc@redhat.com>
2596 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2598 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2599 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2600 other typedefs to avoid conflicts with libgcc2.c. Define labels
2601 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2603 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2604 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2607 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2609 * varasm.c (default_function_rodata_section): Declare DOT as
2612 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2613 Andrey Galkin <agalkin@hypercom.com>
2616 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2617 Make object_name unique for each process.
2619 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2622 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2623 addressable variables in the parallel that could go out of scope while
2624 running queued tasks.
2626 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2628 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2629 (CASE_VALUES_THRESHOLD): Redefine.
2630 * config/avr/avr.c (avr_override_options): Remove initialization of
2631 avr_case_values_threshold variable.
2632 (avr_case_values_threshold): Remove variable. Add new function.
2633 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2634 * config/avr/avr.opt (mno-tablejump): Remove option.
2635 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2637 2009-04-01 DJ Delorie <dj@redhat.com>
2639 * varasm.c (default_function_rodata_section): Don't assume
2640 anything about where the first '.' in the section name is.
2642 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2644 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2645 rs6000_emit_stack_tie.
2647 2009-03-31 Ian Lance Taylor <iant@google.com>
2649 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2650 gimple_code with GIMPLE_RESX, not RESX.
2652 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2654 * c-common.c (c_get_ident): New.
2655 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2657 2009-04-01 Ben Elliston <bje@au.ibm.com>
2659 * config/rs6000/sysv4.opt (msdata): Improve option description.
2661 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2663 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2664 (divdf3_internal_lat): Remove.
2665 (divxf3_internal_lat): Remove.
2666 (divxf3_internal_thr): Remove.
2667 (divxf): Use divxf3_internal.
2668 * config/ia64/div.md (divsf3_internal_lat): New.
2669 (divdf3_internal_lat): New.
2670 (divxf3_internal): New.
2672 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2675 * Makefile.in (USE_GCC_STDINT): Define.
2676 (stmp-int-hdrs): Install stdint.h if applicable.
2677 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2679 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2680 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2681 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2682 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2683 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2684 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2685 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2686 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2687 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2688 (c_common_nodes_and_builtins): Initialize
2689 underlying_wchar_type_node. Do not initialize
2690 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2691 nodes for new types.
2692 (c_stddef_cpp_builtins): Define macros for new types.
2693 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2695 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2696 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2697 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2698 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2699 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2700 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2701 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2702 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2703 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2704 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2705 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2706 int16_type_node, int32_type_node, int64_type_node,
2707 uint8_type_node, uint16_type_node, c_uint32_type_node,
2708 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2709 int_least32_type_node, int_least64_type_node,
2710 uint_least8_type_node, uint_least16_type_node,
2711 uint_least32_type_node, uint_least64_type_node,
2712 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2713 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2714 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2715 uintptr_type_node): Define.
2716 * c-cppbuiltin.c (builtin_define_constants,
2717 builtin_define_type_minmax): New.
2718 (builtin_define_stdint_macros): Define more macros.
2719 (c_cpp_builtins): Define more limit macros.
2721 (builtin_define_type_max): Define in terms of
2722 builtin_define_type_minmax. Remove is_long parameter. All
2724 * config.gcc (use_gcc_stdint): Define.
2725 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2726 Add newlib-stdint.h for generic targets.
2727 * config/glibc-stdint.h, config/newlib-stdint.h,
2728 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2729 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2730 * config/score/score.h (UINTPTR_TYPE): Define.
2731 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2732 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2733 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2734 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2735 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2736 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2737 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2738 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2739 * config/spu/spu.h (STDINT_LONG32): Define.
2740 * configure.ac (use_gcc_stdint): Substitute.
2741 * configure: Regenerate.
2742 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2743 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2744 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2745 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2746 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2747 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2748 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2749 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2750 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2751 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2752 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2753 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2754 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2755 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2756 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2757 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2758 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2759 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2760 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2761 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2762 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2763 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2764 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2765 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2766 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2767 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2768 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2769 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2770 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2772 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2774 * loop-iv.c (suitable_set_for_replacement): Renamed from
2775 simplify_using_assignment; changed to return bool and to accept new
2776 args DEST and SRC. Return true iff we find a source/destination pair
2777 that can be used to make a replacement, and fill SRC and DEST if so.
2778 Remove arg ALTERED. Don't deal with altered regs here. All callers
2780 (simplify_using_initial_values): Deal with altered regs here and track
2781 more precisely the effect they have on the validity of our expression.
2783 * loop-iv.c (simplify_using_condition): A condition of the form
2784 (EQ REG CONST) can be used to simply make a substitution.
2785 (simplify_using_initial_values): Keep track of conditions we have seen
2786 and keep using them to simplify new expressions, while applying the
2787 same substitutions to them as to the expression.
2789 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2790 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2793 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2794 changed. Use this when trying to improve the upper bound.
2795 Generate the comparison by using simplify_gen_relational.
2797 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2799 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2801 (simplify_using_assignment, simplify_using_initial_values): Call
2802 replace_in_expr to make replacements. Call replace_single_def_regs
2803 once on the initial version of the expression.
2805 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2808 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2810 2009-03-31 Richard Guenther <rguenther@suse.de>
2813 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2814 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2816 2009-03-31 Richard Guenther <rguenther@suse.de>
2818 * tree.h (div_if_zero_remainder): Declare.
2819 * fold-const.c (div_if_zero_remainder): Export.
2820 * tree-ssa-forwprop.c
2821 (forward_propagate_addr_into_variable_array_index): Handle
2822 constant array index addition outside of the variable index.
2824 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2827 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2828 define_splits, floatunssi<mode>2): Require x87 conversions from
2829 DImode to be permitted.
2831 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2833 PR preprocessor/15638
2834 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2836 2009-03-31 Richard Guenther <rguenther@suse.de>
2840 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2841 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2842 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2843 a separate statement.
2844 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2845 (lookup_tmp_var): Likewise.
2846 (is_gimple_formal_tmp_or_call_rhs): Remove.
2847 (is_gimple_reg_or_call_rhs): Rename to ...
2848 (is_gimple_reg_rhs_or_call): ... this.
2849 (is_gimple_mem_or_call_rhs): Rename to ...
2850 (is_gimple_mem_rhs_or_call): ... this.
2851 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2852 DECL_GIMPLE_REG_P only if is_formal is true.
2853 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2854 for non-proper post-modify expression gimplification.
2855 (gimplify_self_mod_expr): For post-modify expressions gimplify
2856 the lvalue to a minimal lvalue.
2857 (rhs_predicate_for): Remove formal temp case.
2858 (gimplify_modify_expr_rhs): Likewise.
2859 (gimplify_addr_expr): Use is_gimple_reg.
2860 (gimplify_expr): Remove formal temp cases.
2861 (gimple_regimplify_operands): Likewise.
2862 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2863 and FILTER_EXPR like constants.
2864 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2866 (is_gimple_formal_tmp_rhs): Remove.
2867 (is_gimple_reg_rhs): Remove special casing.
2868 (is_gimple_mem_rhs): Fix.
2869 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2870 (is_gimple_formal_tmp_var): Remove.
2871 (is_gimple_formal_tmp_reg): Likewise.
2872 (is_gimple_min_lval): Allow invariant component ref parts.
2873 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2874 is_gimple_formal_tmp_reg): Remove declarations.
2875 * tree-cfg.c (verify_expr): Verify that variables with address
2876 taken do not have DECL_GIMPLE_REG_P set.
2877 * tree-mudflap.c (mf_build_check_statement_for): Use
2878 force_gimple_operand instead of gimplify_expr.
2880 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2882 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2883 schedulable rows to compute_split_row.
2885 2009-03-31 Ben Elliston <bje@au.ibm.com>
2888 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2891 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2893 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2894 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2895 * configure: Regenerate.
2896 * config.in: Regenerate.
2897 * config/rs6000/rs6000.opt (mtls-markers): Add.
2898 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2899 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2900 (tls_ld_aix, tls_ld_sysv): Likewise.
2901 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2902 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2904 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2906 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2908 2009-03-30 Jan Hubicka <jh@suse.cz>
2910 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2912 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2913 detection and label handling.
2915 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2917 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2918 left_conflicts_size.
2919 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2920 ALLOCNO_LEFT_CONFLICTS_SIZE.
2922 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2923 remove_allocno_from_bucket_and_push,
2924 allocno_spill_priority_compare, push_allocnos_to_stack,
2925 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2926 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2927 (setup_allocno_left_conflicts_num): Ditto. Rename to
2928 setup_allocno_left_conflicts_size.
2929 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2930 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2931 setup_allocno_left_conflicts_size instead of
2932 setup_allocno_left_conflicts_num.
2934 * ira-build.c (ira_create_allocno): Use
2935 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2936 ALLOCNO_LEFT_CONFLICTS_NUM.
2938 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2940 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2941 instead of DF_LR_OUT.
2943 * ira-lives.c (process_bb_node_lives): Ditto.
2945 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2946 instead of DF_LR_{OUT,IN}.
2948 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2950 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2952 2009-03-30 Jan Hubicka <jh@suse.cz>
2954 * except.c (label_to_region_map): Fix thinko.
2956 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2959 * tree.h (tree_find_value): New declaration.
2960 * tree.c (tree_find_value): New function.
2961 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2963 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2966 * c-decl.c (struct c_binding): Add locus field.
2967 (bind): Add locus argument, set locus field from it.
2968 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2969 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2970 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2971 implicitly_declare, undeclared_variable, lookup_label,
2972 declare_label, c_make_fname_decl, c_builtin_function,
2973 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2976 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2979 * config/i386/i386.c (classify_argument): Check total size of
2982 2009-03-30 Martin Jambor <mjambor@suse.cz>
2984 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2985 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2986 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2989 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2990 seen_variable_array_ref while also traversing a union.
2992 * tree-inline.c (optimize_inline_calls): Do not call
2993 cgraph_node_remove_callees.
2994 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2995 (pass_remove_cgraph_callee_edges): New variable.
2996 * passes.c (init_optimization_passes): Add
2997 pass_remove_cgraph_callee_edges after early inlining and before all
2998 late intraprocedural passes.
3000 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3002 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3004 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3007 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3009 * combine.c (simplify_comparison): Use have_insn_for.
3010 * dojump.c (do_jump): Likewise.
3012 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3014 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3015 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3016 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3017 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3018 instead of sparc_compare_emitted.
3019 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3020 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3021 instead of sparc_compare_emitted.
3023 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3025 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3026 enter/exit cfglayout mode.
3027 (pass_partition_block): Require it.
3028 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3029 (combine_instructions): Track basic blocks instead of labels.
3030 (update_cfg_for_uncondjump): New.
3031 (try_combine): Use it. Update jumps after rescanning.
3032 (pass_combine): Require PROP_cfglayout.
3033 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3035 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3037 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3038 Provide/destroy PROP_cfglayout respectively.
3039 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3040 * tree-pass.h (PROP_cfglayout): New.
3042 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3044 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3045 fold_convert_const_fixed_from_fixed,
3046 fold_convert_const_fixed_from_int,
3047 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3048 set TREE_CONSTANT_OVERFLOW.
3049 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3050 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3052 2009-03-30 Ira Rosen <irar@il.ibm.com>
3054 * tree-vect-loop-manip.c: New file.
3055 * tree-vectorizer.c: Update documentation and included files.
3056 (vect_loop_location): Make extern.
3057 (rename_use_op): Move to tree-vect-loop-manip.c
3058 (rename_variables_in_bb, rename_variables_in_loop,
3059 slpeel_update_phis_for_duplicate_loop,
3060 slpeel_update_phi_nodes_for_guard1,
3061 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3062 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3063 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3064 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3065 find_loop_location): Likewise.
3066 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3067 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3068 get_vectype_for_scalar_type, vect_is_simple_use,
3069 supportable_widening_operation, supportable_narrowing_operation):
3071 (bb_in_loop_p): Move to tree-vect-loop.c.
3072 (new_loop_vec_info, destroy_loop_vec_info,
3073 reduction_code_for_scalar_code, report_vect_op,
3074 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3075 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3076 (vect_supportable_dr_alignment): Likewise.
3077 * tree-vectorizer.h (tree-data-ref.h): Include.
3078 (vect_loop_location): Declare.
3079 Reorganize function declarations according to the new file structure.
3080 * tree-vect-loop.c: New file.
3081 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3082 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3083 * tree-vect-data-refs.c: New file.
3084 * tree-vect-patterns.c (timevar.h): Don't include.
3085 * tree-vect-stmts.c: New file.
3086 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3087 tree-vect-slp.c, tree-vect-loop.c.
3088 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3089 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3090 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3091 (tree-vect-analyze.o): Remove.
3092 (tree-vect-transform.o): Likewise.
3093 (tree-vect-data-refs.o): Add rule.
3094 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3095 tree-vect-slp.o): Likewise.
3096 (tree-vect-patterns.o): Remove redundant dependencies.
3097 (tree-vectorizer.o): Likewise.
3098 * tree-vect-slp.c: New file.
3100 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3102 * optc-gen.awk: Warn if an option flag has multiple different
3105 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3107 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3108 -floop-block): Document dependences on PPL, CLooG and Graphite.
3110 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3112 PR rtl-optimization/323
3113 * c-common.c (c_fully_fold, convert_and_check,
3114 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3115 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3116 * c-common.def (EXCESS_PRECISION_EXPR): New.
3117 * c-cppbuiltin.c (builtin_define_float_constants): Define
3118 constants with enough digits for long double.
3119 * c-lex.c (interpret_float): Interpret constant with excess
3120 precision where appropriate.
3121 * c-opts.c (c_common_post_options): Set
3122 flag_excess_precision_cmdline. Give an error for
3123 -fexcess-precision=standard for C++ for processors where the
3124 option is significant.
3125 * c-parser.c (c_parser_conditional_expression): Handle excess
3126 precision in condition.
3127 * c-typeck.c (convert_arguments): Handle arguments with excess
3129 (build_unary_op): Move excess precision outside operation.
3130 (build_conditional_expr): Likewise.
3131 (build_compound_expr): Likewise.
3132 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3133 (build_modify_expr): Handle excess precision in RHS.
3134 (convert_for_assignment): Handle excess precision in converted
3136 (digest_init, output_init_element, process_init_element): Handle
3137 excess precision in initializer.
3138 (c_finish_return): Handle excess precision in return value.
3139 (build_binary_op): Handle excess precision in operands and add
3140 excess precision as needed for operation.
3141 * common.opt (-fexcess-precision=): New option.
3142 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3143 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3144 For standard excess precision, output explicit conversion to and
3145 truncation from XFmode.
3146 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3147 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3148 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3149 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3150 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3151 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3152 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3153 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3154 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3155 define_splits, sqrt<mode>2): Disable where appropriate for
3156 standard excess precision.
3157 * convert.c (convert_to_real): Do not shorten arithmetic to type
3158 for which excess precision would be used.
3159 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3160 * doc/invoke.texi (-fexcess-precision=): Document option.
3161 (-mfpmath=): Correct index entry.
3162 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3163 flag_excess_precision): New.
3164 * langhooks.c (lhd_post_options): Set
3165 flag_excess_precision_cmdline.
3166 * opts.c (common_handle_option): Handle -fexcess-precision=.
3167 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3168 init_excess_precision): New.
3169 (lang_dependent_init_target): Call init_excess_precision.
3170 * tree.c (excess_precision_type): New.
3171 * tree.h (excess_precision_type): Declare.
3173 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3176 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3177 non-lvalue to component.
3179 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3181 PR preprocessor/34695
3182 * Makefile.in (c-opts.o): Depend on c-tree.h.
3183 * c-common.c: Move down include of diagnostic.h.
3184 (done_lexing, c_cpp_error): New.
3185 * c-common.h (done_lexing): Declare.
3186 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3188 * c-opts.c: Include c-tree.h.
3189 (c_common_init_options): Set preprocessor error callback.
3190 (c_common_handle_option): Do not set preprocessor
3191 inhibit_warnings, warnings_are_errors, warn_system_headers,
3192 pedantic_errors or inhibit_warnings flags.
3193 (c_common_post_options): Do not check cpp_errors (parse_in).
3194 (c_common_finish): Do not output dependencies if there were
3195 errors. Do not check return value of cpp_finish.
3196 * c-ppoutput.c (pp_file_change): Set input_location.
3197 * c-tree.h (c_cpp_error): Declare.
3198 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3200 (diagnostic_build_prefix): Check override_column.
3201 * diagnostic.h (diagnostic_info): Add override_column field.
3202 (diagnostic_override_column): Define.
3204 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3206 * c-common.c (c_expand_expr, c_staticp): Remove.
3207 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3208 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3209 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3210 * c-gimplify.c (gimplify_compound_literal_expr,
3211 optimize_compound_literals_in_ctor): Remove.
3212 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3213 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3214 * c-semantics.c (emit_local_var): Remove.
3216 * langhooks-def.h (lhd_expand_expr): Remove.
3217 * langhooks.c (lhd_expand_expr): Remove.
3218 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3220 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3221 handling from c-semantics.c; don't call into langhook.
3222 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3223 * gimplify.c (gimplify_compound_literal_expr,
3224 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3225 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3226 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3227 as was done in c-gimplify.c.
3228 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3229 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3230 Move from c-common.h.
3231 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3233 * tree.c (staticp): Do not call langhook.
3234 * langhooks.c (lhd_staticp): Delete.
3235 * langhooks-def.h (lhd_staticp): Delete prototype.
3236 (LANG_HOOKS_STATICP): Delete.
3237 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3239 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3240 instead of DECL_STMTs.
3242 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3250 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3252 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3253 contained expression.
3254 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3255 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3256 conditional expressions for C.
3257 (decl_constant_value_for_optimization): Move from
3258 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3259 whether optimizing and that the expression is a VAR_DECL not of
3260 array type instead of doing such checks in the caller. Do not
3261 check pedantic. Call gcc_unreachable for C++.
3262 * c-common.def (C_MAYBE_CONST_EXPR): New.
3263 * c-common.h (c_fully_fold, c_save_expr,
3264 decl_constant_value_for_optimization): New prototypes.
3265 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3266 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3267 EXPR_INT_CONST_OPERANDS): Define.
3268 * c-convert.c (convert): Strip nops from expression.
3269 * c-decl.c (groktypename): Take extra parameters expr and
3270 expr_const_operands. Update call to grokdeclarator.
3271 (start_decl): Update call to grokdeclarator. Add statement for
3272 expressions used in type of decl.
3273 (grokparm): Update call to grokdeclarator.
3274 (push_parm_decl): Update call to grokdeclarator.
3275 (build_compound_literal): Add parameter non_const and build a
3276 C_MAYBE_COSNT_EXPR if applicable.
3277 (grokdeclarator): Take extra parameters expr and
3278 expr_const_operands. Track expressions used in declaration
3279 specifiers and declarators. Fold array sizes and track whether
3280 they are constant expressions and whether they are integer
3281 constant expressions.
3282 (parser_xref_tag): Set expr and expr_const_operands fields in
3284 (grokfield): Update call to grokdeclarator.
3285 (start_function): Update call to grokdeclarator.
3286 (build_null_declspecs): Set expr and expr_const_operands fields in
3288 (declspecs_add_type): Handle expressions in typeof specifiers.
3289 * c-parser.c (c_parser_declspecs): Set expr and
3290 expr_const_operands fields for declaration specifiers.
3291 (c_parser_enum_specifier): Likewise.
3292 (c_parser_struct_or_union_specifier): Likewise.
3293 (c_parser_typeof_specifier): Likewise. Update call to
3294 groktypename. Fold expression as needed. Return expressions with
3295 type instead of adding statements.
3296 (c_parser_attributes): Update calls to c_parser_expr_list.
3297 (c_parser_statement_after_labels): Fold expression before passing
3298 to objc_build_throw_stmt.
3299 (c_parser_condition): Fold expression.
3300 (c_parser_asm_operands): Fold expression.
3301 (c_parser_conditional_expression): Use c_save_expr. Update call
3302 to build_conditional_expr.
3303 (c_parser_alignof_expression): Update call to groktypename.
3304 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3305 original_code. Fold expression argument of va_arg. Create
3306 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3307 argument to va_arg. Update calls to groktypename. Fold array
3308 index for offsetof. Verify that first argument to
3309 __builtin_choose_expr has integer type.
3310 (c_parser_postfix_expression_after_paren_type): Update calls to
3311 groktypename and build_compound_literal. Handle expressions with
3312 side effects in type name.
3313 (c_parser_postfix_expression_after_primary): Update call to
3314 c_parser_expr_list. Set original_code for calls to
3315 __builtin_constant_p.
3316 (c_parser_expr_list): Take extra parameter fold_p. Fold
3317 expressions if requested.
3318 (c_parser_objc_type_name): Update call to groktypename.
3319 (c_parser_objc_synchronized_statement): Fold expression.
3320 (c_parser_objc_receiver): Fold expression.
3321 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3322 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3323 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3324 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3325 (struct c_typespec): Add elements expr and expr_const_operands.
3326 (struct c_declspecs): Add elements expr and expr_const_operands.
3327 (groktypename, build_conditional_expr, build_compound_literal):
3329 (in_late_binary_op): Declare.
3330 * c-typeck.c (note_integer_operands): New function.
3331 (in_late_binary_op): New variable.
3332 (decl_constant_value_for_broken_optimization): Move to c-common.c
3333 and rename to decl_constant_value_for_optimization.
3334 (default_function_array_conversion): Do not strip nops.
3335 (default_conversion): Do not call
3336 decl_constant_value_for_broken_optimization.
3337 (build_array_ref): Do not fold result.
3338 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3339 result when operand is a VLA.
3340 (c_expr_sizeof_type): Update call to groktypename. Handle
3341 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3342 result when operand names a VLA type.
3343 (build_function_call): Update call to build_compound_literal.
3344 Only fold result for calls to __builtin_* functions. Strip
3345 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3346 the function designator.
3347 (convert_arguments): Fold arguments. Update call to
3348 convert_for_assignment.
3349 (build_unary_op): Handle increment and decrement of
3350 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3351 decrement earlier. Fold operand of increment and decrement.
3352 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3353 built for integer operand. Wrap returns that are INTEGER_CSTs
3354 without being integer constant expressions or that have integer
3355 constant operands without being INTEGER_CSTs.
3356 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3357 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3358 result is an integer constant expression or can be used in
3359 unevaluated parts of one and avoid folding and wrap as
3360 appropriate. Fold operands before possibly doing -Wsign-compare
3362 (build_compound_expr): Wrap result for C99 if operands can be used
3363 in integer constant expressions.
3364 (build_c_cast): Update call to digest_init. Do not ignore
3365 overflow from casting floating-point constants to integers. Wrap
3366 results that could be confused with integer constant expressions,
3367 null pointer constants or floating-point constants.
3368 (c_cast_expr): Update call to groktypename. Handle expressions
3369 included in type name.
3370 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3371 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3372 Update calls to convert_for_assignment.
3373 (convert_for_assignment): Take new parameter
3374 null_pointer_constant. Do not strip nops or call
3375 decl_constant_value_for_broken_optimization. Set
3376 in_late_binary_op for conversions to boolean.
3377 (store_init_value): Update call to digest_init.
3378 (digest_init): Take new parameter null_pointer_constant. Do not
3379 call decl_constant_value_for_broken_optimization. pedwarn for
3380 initializers not constant expressions. Update calls to
3381 convert_for_assignment.
3382 (constructor_nonconst): New.
3383 (struct constructor_stack): Add nonconst element.
3384 (really_start_incremental_init, push_init_level, pop_init_level):
3385 Handle constructor_nonconst and nonconst element.
3386 (set_init_index): Call constant_expression_warning for array
3388 (output_init_element): Fold value. Set constructor_nonconst as
3389 applicable. pedwarn for initializers not constant expressions.
3390 Update call to digest_init. Call constant_expression_warning
3391 where constant initializers are required.
3392 (process_init_element): Use c_save_expr.
3393 (c_finish_goto_ptr): Fold expression.
3394 (c_finish_return): Fold return value. Update call to
3395 convert_for_assignment.
3396 (c_start_case): Fold switch expression.
3397 (c_process_expr_stmt): Fold expression.
3398 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3399 ensure statement expression is not evaluated in constant expression.
3400 (build_binary_op): Track whether results are integer constant
3401 expressions or may occur in such, disable folding and wrap results
3402 as applicable. Fold operands for -Wsign-compare warnings unless
3404 (c_objc_common_truthvalue_conversion): Handle results folded to
3405 integer constants that are not integer constant expressions.
3406 * doc/extend.texi: Document when typeof operands are evaluated,
3407 that condition of __builtin_choose_expr is an integer constant
3408 expression, and more about use of __builtin_constant_p in
3411 2009-03-29 Richard Guenther <rguenther@suse.de>
3413 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3414 propagate addresses of array references.
3416 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3418 * regmove.c (perhaps_ends_bb_p): Remove.
3419 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3420 from INSN and check that the main loop stays within that basic block.
3421 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3422 (regmove_forward_pass): Split out from regmove_optimize. Use
3423 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3424 (regmove_backward_pass): Split out from regmove_optimize. Use
3425 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3426 (regmove_optimize): Simplify.
3428 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3431 * config/i386/i386.c (classify_argument): Ignore flexible array
3432 member in struct and warn ABI change.
3434 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3436 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3438 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3439 (ix86_adjust_cost): Updated.
3441 2009-03-29 Jan Hubicka <jh@suse.cz>
3444 * tree-pass.h (pass_cleanup_eh): New function.
3445 (remove_unreachable_regions): Break code handling RTL
3446 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3447 that can not be reached by runtime.
3448 (can_be_reached_by_runtime): New function.
3449 (label_to_region_map): New function.
3450 (num_eh_regions): New function.
3451 (rtl_remove_unreachable_regions): New function.
3452 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3453 (remove_eh_region): New function.
3454 * except.h: Include sbitmap and vecprim.
3455 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3456 num_eh_regions): Declare.
3457 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3458 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3459 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3460 (tree_empty_eh_handler_p): New function.
3461 (cleanup_empty_eh): New function.
3462 (cleanup_eh): New function.
3463 (pass_cleanup_eh): New function.
3465 2009-03-29 Jan Hubicka <jh@suse.cz>
3467 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3468 for removed regions.
3470 2009-03-29 Jan Hubicka <jh@suse.cz>
3472 * except.c (dump_eh_tree): Dump all datastructures.
3474 2009-03-29 Jan Hubicka <jh@suse.cz>
3476 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3477 (duplicate_eh_regions_1): Likewise.
3478 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3479 vector; call EH verification.
3480 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3481 Be ready for region being removed.
3483 2009-03-29 Jan Hubicka <jh@suse.cz>
3485 * bitmap.c (bitmap_last_set_bit): New function.
3486 * bitmap.h (bitmap_last_set_bit): Declare.
3488 2009-03-29 David Ayers <ayers@fsfe.org>
3491 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3492 by calling objc_compare_types and surpress warnings about
3493 incompatible C pointers that are compatible ObjC pointers.
3495 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3497 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3498 call initialize_inline_failed.
3499 (initialize_inline_failed): Move it from here ...
3500 * cgraph.c (initialize_inline_failed): ... to here.
3501 (cgraph_create_edge): Call initialize_inline_failed rather than
3502 setting inline_failed directly.
3504 2009-03-29 Ben Elliston <bje@au.ibm.com>
3507 * sysv4.opt (msdata): Improve comment.
3508 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3509 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3511 2009-03-29 Ben Elliston <bje@au.ibm.com>
3514 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3515 load and store attributes.
3517 2009-03-29 Ben Elliston <bje@au.ibm.com>
3519 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3520 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3521 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3522 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3523 __builtin_infq and __builtin_huge_valq.
3525 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3527 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3529 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3530 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3532 2009-03-28 Xinliang David Li <davidxl@google.com>
3534 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3535 (do_dbg_cnt): New function.
3537 2009-03-28 Jan Hubicka <jh@suse.cz>
3539 Merge from pretty-ipa:
3541 2009-03-27 Jan Hubicka <jh@suse.cz>
3543 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3544 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3545 * passes.c (function_called_by_processed_nodes_p): New.
3546 * ipa-pure-const.c (check_call): Fix handling of operands.
3547 (analyze_function): Dump debug output for skipped bodies.
3548 (local_pure_const): Use function_called_by_processed_nodes_p.
3549 * dwarf2out.c (reference_to_unused): Use output.
3550 * passes.c (do_per_function_toporder): Likewise.
3552 2008-11-12 Jan Hubicka <jh@suse.cz>
3554 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3555 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3556 state_set_in_source enum
3557 (check_decl): Ignore memory tags; do not set fake looping flags;
3559 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3560 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3561 (check_call, analyze_function): Rewrite.
3563 (add_new_function): Update call of analyze_function.
3564 (generate_summary): Add call of analyze_function.
3565 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3566 (local_pure_const): New function.
3567 (pass_local_pure_const): New pass.
3568 * ipa-inline.c (inline_transform): Set after_inlining.
3569 * tree-eh.c (stmt_can_throw_external): New.
3570 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3571 work with aliasing built.
3572 * tree-flow.h (stmt_can_throw_external): New.
3573 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3574 and local pure/const pass in early and late optimization queue.
3576 2009-03-28 Martin Jambor <mjambor@suse.cz>
3578 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3580 (fold_binary): Allow function decl aligment consideration is the
3581 second argument is integer constant one.
3582 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3583 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3584 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3586 2009-03-28 Jan Hubicka <jh@suse.cz>
3588 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3589 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3590 * function.h (rtl_data): Add nothrow flag.
3591 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3592 set DECL_NOTHROW for AVAILABLE functions.
3594 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3596 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3597 following vector keyword has expansion starting with pixel or bool
3598 keyword, expand vector to __vector and pixel or bool to __pixel or
3602 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3603 warn_if_disallowed_function_p): Removed.
3604 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3605 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3606 warning_if_disallowed_function_p.
3607 * flags.h (warn_if_disallowed_function_p,
3608 warn_disallowed_functions): Removed.
3609 * common.opt (Wdisallowed-function-list=): Removed.
3610 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3612 2009-03-28 Richard Guenther <rguenther@suse.de>
3614 PR tree-optimization/38723
3615 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3618 2009-03-28 Jan Hubicka <jh@suse.cz>
3620 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3621 test introduced by my previous patch.
3623 2009-03-28 Richard Guenther <rguenther@suse.de>
3625 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3626 the PHIs value undefined.
3628 2009-03-28 Jan Hubicka <jh@suse.cz>
3630 * tree-pass.h (pass_fixup_cfg): New pass.
3631 * ipa-inline.c (inline_transform): Set
3632 always_inline_functions_inlined/after_inlining.
3633 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3634 (pass_fixup_cfg): New pass.
3635 * passes.c (init_optimization_passes): Add fixup_cfg.
3637 2009-03-28 Richard Guenther <rguenther@suse.de>
3639 PR tree-optimization/38458
3640 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3641 argument use the arguments copy-of value.
3643 2009-03-28 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/38180
3646 * tree-ssa-ccp.c (get_default_value): Simplify.
3647 (likely_value): Likewise.
3648 (surely_varying_stmt_p): Properly handle VOP case.
3649 (ccp_initialize): Likewise.
3650 (ccp_fold): Handle propagating through *&.
3651 (fold_const_aggregate_ref): Also handle decls.
3653 2009-03-28 Jan Hubicka <jh@suse.cz>
3655 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3656 * cgraph.h (cgraph_node): Likewise.
3657 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3658 (cgraph_reset_node): Use process flag.
3659 (cgraph_mark_functions_to_output): Likewise.
3660 (cgraph_expand_function): Likewise.
3661 (cgraph_expand_all_functions): Likewise.
3662 (cgraph_output_in_order): Likewise.
3663 * dwarf2out.c (reference_to_unused): Likewise.
3664 * passes.c do_per_function_toporder): Likewise.
3666 2009-03-28 Jan Hubicka <jh@suse.cz>
3668 Bring from lto-branch:
3670 2008-09-03 Doug Kwan <dougkwan@google.com>
3672 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3673 enums instead of reason strings.
3674 * cgraph.c (cgraph_create_edge): Same.
3675 (cgraph_inline_failed_string): New function.
3676 * cgraph.h (cgraph_inline_failed_t): New enum type.
3677 (cgraph_inline_failed_string): New prototype.
3678 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3679 char pointer to cgraph_inline_failed_t.
3680 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3681 (cgraph_default_inline_p): Ditto.
3682 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3683 to cgraph_inline_failed_t pointer.
3684 * cif-code.def: New file.
3685 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3687 (cgraph_check_inline_limits): Change type of REASON to pointer to
3688 cgraph_inline_failed_t. Replace reason strings with enums.
3689 (cgraph_default_inline_p): Ditto.
3690 (cgraph_recursive_inlining_p): Ditto.
3691 (update_caller_keys): Change type of FAILED_REASON to
3692 cgraph_inline_failed_t.
3693 (cgraph_set_inline_failed): Change type of REASON to pointer to
3694 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3695 convert enums to strings for text output.
3696 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3697 to be of type cgraph_inline_failed_t. Replace reason strings with
3698 enums. Call cgraph_inline_failed_string to covert enums
3699 to strings for text output.
3700 (cgraph_decide_inlining): Replace reason strings with enums.
3701 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3702 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3704 * tree-inline.c (expand_call_inline): Change type of REASON
3705 to cgraph_inline_failed_t. Replace reason strings with enums.
3706 Call cgraph_inline_failed_string for text output.
3707 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3710 2009-03-28 Jan Hubicka <jh@suse.cz>
3712 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3713 cgraph_clone_node): Remove master clone handling.
3714 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3715 * cgraph.h (master_clone): Remove.
3716 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3717 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3718 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3720 2009-03-28 Jan Hubicka <jh@suse.cz>
3722 * cgraph.c (cgraph_function_body_availability): Functions declared
3723 inline are always safe to assume that it is not going to be replaced.
3725 2009-03-28 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/38513
3728 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3729 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3730 EXC_PTR_EXPR and FILTER_EXPR.
3731 (get_ref_from_reference_ops): Likewise.
3733 2009-03-28 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/38968
3736 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3737 Use FLOOR_MOD_EXPR to compute misalignment.
3739 2009-03-28 Richard Guenther <rguenther@suse.de>
3741 PR tree-optimization/37795
3742 * tree.h (combine_comparisons): Declare.
3743 * fold-const.c (combine_comparisons): Export.
3744 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3746 (ifcombine_iforif): Use combine_comparisons.
3748 2009-03-28 Jan Hubicka <jh@suse.cz>
3750 * tree-eh.c (inlinable_call_p): New function.
3751 (make_eh_edges): Use it.
3752 (verify_eh_edges): Use it.
3753 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3754 * except.c (reachable_next_level): Add inlinable_function argument
3755 (sjlj_find_directly_reachable_regions): Update.
3756 (add_reachable_handler): Do not set saw_any_handlers.
3757 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3758 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3759 Add new inlinable call parameter.
3760 (can_throw_internal, can_throw_external): Update.
3761 * except.h (can_throw_internal_1, can_throw_external_1,
3762 foreach_reachable_handler): Update declaration.
3764 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3766 * config/arm/t-arm-coff, config/h8300/coff.h,
3767 config/i386/i386-aout.h, config/i386/i386-coff.h,
3768 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3769 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3770 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3771 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3772 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3773 sys-types.h: Remove.
3774 * Makefile.in: Remove protoize and fixproto support and references
3776 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3777 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3779 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3780 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3781 unprotoize$(exeext).
3782 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3783 (.PHONY): Don't depend on proto.
3784 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3785 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3786 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3787 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3788 build/gen-protos.o, build/scan.o, xsys-protos.h,
3789 build/fix-header$(build_exeext), build/fix-header.o,
3790 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3791 stmp-install-fixproto): Remove.
3792 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3793 SYSCALLS.c or fixproto files.
3794 (install-common): Don't install protoize.
3795 (install-headers-tar, install-headers-cpio, install-headers-cp):
3796 Don't depend on $(STMP_FIXPROTO).
3797 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3798 install fixproto files or write out fixproto settings.
3799 (uninstall): Don't uninstall protoize.
3800 * config.gcc (use_fixproto): Remove.
3801 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3802 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3803 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3804 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3805 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3806 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3807 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3808 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3809 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3810 * config/t-vxworks (STMP_FIXPROTO): Remove.
3811 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3812 STMP_FIXPROTO): Remove.
3813 * config.in, configure: Regenerate.
3814 * crtstuff.c (gid_t, uid_t): Don't undefine.
3815 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3816 (arm-*-coff, arm-*-aout: Remove target entries.
3817 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3818 Remove mention of AIX 4.1.
3819 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3820 * doc/invoke.texi (Running Protoize): Remove.
3821 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3822 (Protoize Caveats): Remove.
3823 * tsystem.h: Update comments on headers assumed to exist.
3825 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3827 * genautomata.c: Add a new year to the copyright. Add a new
3829 (struct insn_reserv_decl): Add comments for member bypass_list.
3830 (find_bypass): Remove.
3831 (insert_bypass): New.
3832 (process_decls): Use insert_bypass.
3833 (output_internal_insn_latency_func): Output all bypasses with the
3834 same input insn in one switch case.
3836 * rtl.def (define_bypass): Describe bypass choice.
3837 * doc/md.texi (define_bypass): Ditto.
3839 2009-03-27 Richard Guenther <rguenther@suse.de>
3841 * gimplify.c (mark_addressable): Export.
3842 * tree-flow.h (mark_addressable): Declare.
3843 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3844 * tree-ssa.c (verify_phi_args): Verify that address taken
3845 variables have TREE_ADDRESSABLE set.
3847 2009-03-27 Richard Guenther <rguenther@suse.de>
3849 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3850 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3851 Do not mark decls TREE_ADDRESSABLE.
3852 (build_fold_addr_expr): Adjust.
3853 (fold_addr_expr): Remove.
3854 (fold_unary): Use build_fold_addr_expr.
3855 (fold_comparison): Likewise.
3856 (split_address_to_core_and_offset): Likewise.
3857 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3859 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3860 (gimplify_modify_expr_to_memcpy): Mark source and destination
3862 * omp-low.c (create_omp_child_function): Mark the object decl
3864 (lower_rec_input_clauses): Mark the var we take the address of
3866 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3868 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3871 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3872 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3874 2009-03-27 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/39120
3877 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3879 (handle_lhs_call): Process return constraints. Add escape
3880 constraints if necessary.
3881 (handle_const_call): Fill out return constraints. Make nested
3882 case more precise. Avoid consttmp if possible.
3883 (handle_pure_call): Fill out return constraints. Avoid
3884 callused if possible.
3885 (find_func_aliases): Simplify call handling.
3887 2009-03-27 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/39120
3890 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3891 as a representative.
3892 (solve_graph): Do propagate CALLUSED.
3893 (handle_pure_call): Use a scalar constraint from CALLUSED for
3895 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3898 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3901 * c-common.c (handle_aligned_attribute): Properly check alignment
3902 overflow. Use (1U << i) instead of (1 << i).
3904 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3906 * expr.h (get_mem_align_offset): Updated.
3908 * tree.h (tree_decl_common): Change align to "unsigned int" and
3909 move it before pointer_alias_set.
3911 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3912 Jakub Jelinek <jakub@redhat.com>
3915 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3916 gr_register_operand with gr_reg_or_0_operand.
3917 (cmpxchg_rel_di): Likewise.
3918 (sync_lock_test_and_set<mode>): Likewise.
3920 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3922 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3923 (true_regnum): Likewise.
3925 * rtlanal.c (subreg_info): Moved to ...
3926 * rtl.h (subreg_info): Here. New.
3927 (subreg_get_info): New.
3929 * rtlanal.c (subreg_get_info): Make it extern.
3931 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3934 * config/i386/i386.c (ix86_abi): New.
3935 (override_options): Handle -mabi=.
3936 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3937 (ix86_call_abi_override): Likewise.
3938 (init_cumulative_args): Likewise.
3939 (function_arg_advance): Likewise.
3940 (function_arg_64): Likewise.
3941 (function_arg): Likewise.
3942 (ix86_pass_by_reference): Likewise.
3943 (ix86_function_value_regno_p): Likewise.
3944 (ix86_build_builtin_va_list_abi): Likewise.
3945 (setup_incoming_varargs_64): Likewise.
3946 (is_va_list_char_pointer): Likewise.
3947 (ix86_init_machine_status): Likewise.
3948 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3949 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3950 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3951 (ix86_function_abi): Make it static and return enum calling_abi.
3952 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3954 (ix86_fn_abi_va_list): Updated.
3956 * config/i386/i386.h (ix86_abi): New.
3957 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3958 (CONDITIONAL_REGISTER_USAGE): Likewise.
3959 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3960 (machine_function): Likewise.
3962 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3964 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3965 (STACK_BOUNDARY): Likewise.
3966 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3968 * config/i386/i386.opt (mabi=): New.
3970 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3971 return enum calling_abi.
3972 (ix86_function_type_abi): Likewise.
3973 (ix86_function_abi): Removed.
3975 * doc/invoke.texi: Document -mabi= option for x86.
3977 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3979 * builtins.c (real_dconstp): Delete.
3980 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3982 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3983 Jakub Jelinek <jakub@redhat.com>
3986 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3987 (gen_subprogram_die): When a function is explicit, generate the
3988 DW_AT_explicit attribute.
3989 * langhooks.h (struct lang_hooks_for_decls): Add
3990 function_decl_explicit_p langhook.
3991 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3992 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3994 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3996 * builtins.c (fold_builtin_memory_op): Optimize memmove
3997 into memcpy if we can prove source and destination don't overlap.
3999 * tree-inline.c: Include gt-tree-inline.h.
4000 (clone_fn_id_num): New variable.
4001 (clone_function_name): New function.
4002 (tree_function_versioning): Use it.
4003 * Makefile.in (GTFILES): Add tree-inline.c.
4005 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4007 * BASE-VER: Change to 4.5.0.
4009 2009-03-27 Xinliang David Li <davidxl@google.com>
4011 PR tree-optimization/39557
4012 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4014 2009-03-27 Xinliang David Li <davidxl@google.com>
4016 PR tree-optimization/39548
4017 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4020 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4022 * c-common.c (pointer_int_sum): Use %wd on return from
4025 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4027 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4028 on return from tree_low_cst.
4030 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4033 * ginclude/stdarg.h (va_copy): Define also for
4034 __GXX_EXPERIMENTAL_CXX0X__.
4036 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4039 * builtins.h (c_strlen): Do not warn here.
4040 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4041 * c-common.c (pointer_int_sum): Take an explicit location.
4042 Warn about offsets out of bounds.
4043 * c-common.h (pointer_int_sum): Adjust declaration.
4045 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4047 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4050 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4053 * opts.c (warn_if_disallowed_function_p): Don't assume
4054 get_callee_fndecl must return non-NULL.
4056 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4058 PR rtl-optimization/39522
4059 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4060 when reg_reloaded_valid is set.
4062 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4064 * config/spu/divv2df3.c: New file.
4065 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4066 (DPBIT_FUNCS): Filter out _div_df.
4068 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4070 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4071 a jump insn, count that jump in the distance to the loop start.
4073 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4076 * config/sh/sh.c (calc_live_regs): Fix condition for global
4077 registers except PIC_OFFSET_TABLE_REGNUM.
4079 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4082 * doc/invoke.texi (-mconsole): New.
4086 (-mnop-fun-dllimport): New.
4090 (sub section "i386 and x86-64 Windows Options"): New.
4092 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4094 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4095 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4097 2009-03-25 Richard Guenther <rguenther@suse.de>
4100 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4103 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4105 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4106 neither of haifa/selective schedulers are working.
4108 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4110 * doc/invoke.texi (Debugging Options): Fix description of
4111 -fno-merge-debug-strings.
4113 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4115 * config/cris/libgcc.ver: New version-script.
4116 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4118 * configure.ac <GAS features, nop mnemonic>: Add pattern
4119 crisv32-*-* for "nop".
4120 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4121 * configure: Regenerate.
4123 2009-03-24 Ira Rosen <irar@il.ibm.com>
4125 PR tree-optimization/39529
4126 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4127 mark_sym_for_renaming for the tag copied to the new vector
4130 2009-03-24 Arthur Loiret <aloiret@debian.org>
4132 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4133 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4134 EXTRA_SPEC_FUNCTIONS.
4135 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4136 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4137 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4138 -march and -mtune options.
4140 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4142 * config/m68k/t-rtems: Add m5329 multilib.
4144 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4145 Jakub Jelinek <jakub@redhat.com>
4148 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4151 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4154 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4155 instead of c_parser_expression_conv, if original_code isn't one of the
4156 4 allowed comparison codes, fail.
4158 2009-03-23 Richard Guenther <rguenther@suse.de>
4160 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4161 * tree.h (struct tree_type): Likewise.
4162 * reload.h (struct insn_chain): Likewise.
4163 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4164 * function.h (struct function): Likewise.
4165 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4167 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4169 PR tree-optimization/39516
4170 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4172 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4174 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4175 should be set true if BITS_PER_WORD of target is bigger than 32
4177 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4179 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4180 Translate -B-options to -rpath-link. Correct existing
4181 rpath-link and conditionalize on !nostdlib.
4183 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4185 * doc/extend.texi (Function Attributes, Variable Attributes):
4187 * doc/invoke.texi (Debugging Options, Optimize Options)
4188 (i386 and x86-64 Options, MCore Options): Likewise.
4190 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4193 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4194 it for block local namespace aliases.
4195 (gen_decl_die): Pass context_die to gen_namespace_die.
4197 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4200 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4201 minimum or maximum value.
4203 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4205 * reginfo.c (globalize_reg): Recompute derived reg sets.
4207 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4210 * libgcc2.c (mprotect): Do not use signed arguments for
4211 VirtualProtect, use DWORD arguments. Also fix the 'may
4212 be used uninitialized' warning for the np variable.
4214 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4217 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4218 functions using regparm calling conventions when not optimizing.
4219 (ix86_function_sseregparm): Similarly for sseregparm calling
4222 2009-03-19 Li Feng <nemokingdom@gmail.com>
4225 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4226 dependence if the first conflict is after niter iterations.
4228 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4231 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4232 functions with dynamic stack-pointer adjustments.
4234 2009-03-19 Ben Elliston <bje@au.ibm.com>
4236 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4237 option; change to -msdata=data.
4239 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4241 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4244 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4247 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4249 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4251 * doc/invoke.texi (Code Gen Options): Expand discussion of
4254 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4256 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4257 * matrix-reorg.c (struct matrix_info): Likewise.
4258 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4259 * rtl.h (struct mem_attrs): Likewise.
4260 * df.h (struct df): Likewise.
4261 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4262 * ira-int.h (struct ira_allocno): Likewise.
4263 * df-scan.c (struct df_collection_rec): Likewise.
4264 * ira.c (struct equivalence): Likewise.
4265 * function.c (struct temp_slot): Likewise.
4266 * cfgloop.h (struct loop): Likewise.
4269 * function.c (use_register_for_decl): When not optimizing, disregard
4270 register keyword for variables with types containing methods.
4272 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4275 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4276 (is_simple_operand): Call contains_component_ref_p before calling data
4277 reference analysis that would fail on COMPONENT_REFs.
4279 * tree-vrp.c (search_for_addr_array): Fix formatting.
4281 2009-03-18 Richard Guenther <rguenther@suse.de>
4283 * tree-vect-transform.c (vect_loop_versioning): Fold the
4284 generated comparisons.
4285 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4286 (slpeel_tree_peel_loop_to_edge): Likewise.
4288 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4291 * opts.c (print_specific_help): In addition to `undocumented',
4292 accept `separate' and `joined' flags if passed alone. Describe
4293 output by the first matched one of those.
4294 (common_handle_option): Skip over empty strings.
4295 * gcc.c (display_help): Fix help string for `--help='.
4296 * doc/invoke.texi (Option Summary, Overall Options): With
4297 `--help=', classes and qualifiers can both be repeated, but
4298 only the latter can be negated. One should not pass only
4299 negated qualifiers. Fix markup and examples.
4302 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4304 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4305 and -fhelp=separate.
4307 2009-03-17 Jing Yu <jingyu@google.com>
4310 * function.h (struct rtl_data): Move is_thunk from here...
4311 (struct function): ...to here.
4312 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4313 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4315 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4317 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4318 (alpha_output_function_end_prologue): Likewise.
4319 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4320 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4321 (rs6000_output_function_epilogue): Likewise.
4322 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4324 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4327 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4328 from different units in a single alternative.
4329 (*truncdfsf_i387): Ditto.
4330 (*truncxfsf2_mixed): Ditto.
4331 (*truncxfdf2_mixed): Ditto.
4333 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4335 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4336 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4339 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4340 unused non-artificial variables when not optimizing.
4343 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4344 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4345 NAMESPACE_DECL in its DECL_INITIAL.
4348 * optabs.c (set_user_assembler_libfunc): New function.
4349 * expr.h (set_user_assembler_libfunc): New prototype.
4350 * c-common.c: Include libfuncs.h.
4351 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4352 for memcmp, memset, memcpy, memmove and abort.
4353 * Makefile.in (c-common.o): Depend on libfuncs.h.
4356 * dwarf2out.c (gen_inlined_enumeration_type_die,
4357 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4358 gen_tagged_type_instantiation_die): Removed.
4359 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4362 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4365 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4367 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4368 (check-parallel-%): Ditto.
4369 (check-consistency): Ditto.
4371 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4373 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4374 local variable rhs by NULL_TREE.
4376 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4379 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4381 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4384 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4386 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4389 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4390 for ms->sysv ABI calls only in 64bit mode.
4392 * config/i386/i386.md (untyped_call): Support 32bit.
4394 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4396 * doc/extend.texi: Replace x86_65 with x86_64.
4398 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4400 PR tree-optimization/39455
4401 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4402 mismatches for POINTER_TYPE_P (type).
4403 (number_of_iterations_le): Likewise.
4405 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4407 * config/picochip/picochip.c: Removed profiling support.
4408 * config/picochip/picochip.md: Removed profiling instruction.
4409 * config/picochip/picochip.h: Removed profiling builtin.
4411 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4413 * doc/install.texi (--with-host-libstdcxx): Document.
4415 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4418 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4419 generate a warning if the function name does not begin with
4420 "__vector" and the function has either the 'signal' or 'interrupt'
4421 attribute, from here to ...
4422 (avr_declare_function_name): ...here. New function.
4423 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4424 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4426 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4429 * cse.c (fold_rtx): Don't modify original const_arg1 when
4430 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4431 separate variable instead.
4432 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4433 from out of range shift counts.
4434 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4436 2008-03-13 Catherine Moore <clm@codesourcery.com>
4438 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4439 diagnostic.h with $(DIAGNOSTIC_H).
4441 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4444 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4446 * config/i386/sync.md (sync_compare_and_swap<mode>,
4447 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4448 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4450 (sync_double_compare_and_swapdi_pic,
4451 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4452 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4454 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4457 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4459 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4462 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4463 (avx_addsubv4df3): Likewise.
4464 (*avx_addsubv4sf3): Likewise.
4465 (sse3_addsubv4sf3): Likewise.
4467 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4470 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4472 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4475 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4476 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4477 registers for allocnos created from user-defined variables.
4479 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4482 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4483 of non-integer mode as well.
4485 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4487 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4488 for functions for which the parameter types are unknown.
4490 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4493 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4494 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4495 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4496 * config/i386/i386.c (ix86_local_alignment): For
4497 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4498 long long variables on the stack to avoid dynamic realignment.
4499 Allow the first argument to be a decl rather than type.
4500 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4502 2009-03-11 Nick Clifton <nickc@redhat.com>
4505 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4507 Add description to mno-lsim option.
4508 * config/mcore/mcore.h: Remove comment about deprecated m4align
4510 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4511 * doc/invoke.texi: Add description of mno-lsim and
4512 mstack-increment options.
4514 * config/fr30/fr30.opt: Document the -mno-lsim option.
4515 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4516 and -mno-lsim options.
4518 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4520 * fold-const.c (fold_comparison): Only call fold_inf_compare
4521 if the mode supports infinities.
4523 2009-03-11 Jason Merrill <jason@redhat.com>
4526 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4527 end already did. Notice GIMPLE_CALL modifications of the result.
4528 Don't copy debug information from an ignored decl or a decl from
4531 2009-03-10 Richard Guenther <rguenther@suse.de>
4532 Nathan Froyd <froydnj@codesourcery.com>
4535 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4536 (__divMODE3): Likewise.
4538 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4540 PR tree-optimization/39394
4541 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4542 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4544 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4546 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4547 inline asms for register asm ("") declarations.
4549 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4551 * fold-const.c (fold_unary): Fix comment.
4553 2009-03-07 Jan Hubicka <jh@suse.cz>
4556 * tree-inline.c (setup_one_parameter): Do replacement of const
4557 argument by constant in SSA form.
4559 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4562 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4563 determine alignment passed to assign_stack_local.
4564 (assign_parms_unsplit_complex): Likewise.
4565 * except.c (sjlj_build_landing_pads): Likewise.
4567 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4570 * tree-flow.h (add_referenced_var): Return bool instead of void.
4571 * tree-dfa.c (add_referenced_var): Return result of
4572 referenced_var_check_and_insert call.
4573 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4574 of referenced_var_check_and_insert.
4577 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4578 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4579 DIE, don't emit it if abstract origin already has it.
4580 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4581 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4583 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4585 * genpreds.c (needs_variable): Fix parentheses at variable name
4587 (write_tm_constrs_h): Indent generated code.
4589 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4591 * doc/extend.texi (Function Attributes): Add documentation
4594 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4597 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4598 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4600 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4602 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4605 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4608 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4609 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4611 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4613 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4614 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4615 constants instead of magic numbers.
4616 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4618 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4619 (x86_64_ms_abi_int_parameter_registers): Ditto.
4620 (x86_64_int_return_registers): Ditto.
4621 (ix86_maybe_switch_abi): Ditto.
4622 (ix86_expand_call): Ditto for clobbered_registers array.
4623 (ix86_hard_regno_mode_ok): Ditto.
4624 (x86_extended_QIreg_mentioned_p): Ditto.
4626 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4628 PR tree-optimization/39349
4629 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4631 * combine.c (gen_lowpart_for_combine): Use omode when generating
4634 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4636 PR rtl-optimization/39235
4637 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4639 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4641 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4643 2009-03-04 Richard Guenther <rguenther@suse.de>
4645 PR tree-optimization/39362
4646 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4647 that occur in abnormal PHIs should be varying.
4649 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4651 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4653 (simple_iv): Take loop as an argument instead of statement.
4654 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4655 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4657 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4659 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4660 * matrix-reorg.c (analyze_transpose): Ditto.
4661 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4662 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4663 * tree-predcom.c (ref_at_iteration): Ditto.
4664 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4666 2009-03-04 Richard Guenther <rguenther@suse.de>
4668 PR tree-optimization/39358
4669 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4670 escaped_id and callused_id.
4671 (solve_graph): Likewise.
4673 2009-03-04 Richard Guenther <rguenther@suse.de>
4675 PR tree-optimization/39339
4676 * tree-sra.c (try_instantiate_multiple_fields): Make it
4677 no longer ICE on the above.
4679 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4681 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4682 that fits within Pmode.
4684 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4687 * tm.texi (LIBCALL_VALUE): Update description.
4689 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4692 * doc/extend.texi (section): Update description.
4694 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4697 * tree-inline.c (remapped_type): New.
4698 (can_be_nonlocal): Call remapped_type instead of remap_type.
4700 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4703 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4704 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4706 2009-03-03 Richard Guenther <rguenther@suse.de>
4709 * tree.c (tree_nonartificial_location): New function.
4710 * tree.h (tree_nonartificial_location): Declare.
4711 * builtins.c (expand_builtin_memory_chk): Provide location
4712 of the call location for artificial function pieces.
4713 (maybe_emit_chk_warning): Likewise.
4714 (maybe_emit_sprintf_chk_warning): Likewise.
4715 (maybe_emit_free_warning): Likewise.
4716 * expr.c (expand_expr_real_1): Likewise.
4718 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4720 PR tree-optimization/39343
4721 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4722 COMPONENT_REF t has ARRAY_TYPE.
4724 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4727 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4728 when the type precision of the induction variable should be
4729 larger than the type precision of nit.
4730 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4731 * graphite.c (graphite_loop_normal_form): Same.
4732 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4734 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4736 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4737 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4738 numbers to describe clobbered registers.
4739 (*call_value_0_rex64_ms_sysv): Ditto.
4740 * config/i386/mmx.md (mmx_emms): Ditto.
4743 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4745 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4748 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4750 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4751 (spu_section_type_flags): New function.
4753 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4755 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4756 reg_class_contents of FLOAT_REGS into a temporary.
4758 2009-03-02 Richard Guenther <rguenther@suse.de>
4759 Ira Rosen <irar@il.ibm.com>
4761 PR tree-optimization/39318
4762 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4763 information to the vectorized statement.
4765 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4767 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4768 variable. Use defined names instead of magic constants for REX SSE
4771 2009-03-01 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/39331
4774 * omp-low.c (lower_send_shared_vars): Do not receive new
4775 values for the reference of DECL_BY_REFERENCE parms or results.
4777 2009-03-01 Jan Hubicka <jh@suse.cz>
4780 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4781 BLOCK_NONLOCALIZED_VAR): New macros.
4782 (tree_block): Add nonlocalized_vars.
4783 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4784 gen_decl_die): Add origin argument. Allow generation of die with
4785 origin at hand only.
4786 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4787 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4789 (gen_block_die): Fix checking for unused blocks.
4790 (process_scope_var): Break out from .... ; work with origins only.
4791 (decls_for_scope) ... here; process nonlocalized list.
4792 (dwarf2out_ignore_block): Look for nonlocalized vars.
4793 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4795 (dump_scope_block): Dump them.
4796 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4797 (remap_block): Likewise.
4798 (can_be_nonlocal): New predicate.
4799 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4801 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4803 * configure: Regenerate.
4805 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4807 * optc-gen.awk: No need to duplicate option flags twice.
4808 Reuse help texts for duplicate options which do not have any.
4810 * gcc.c (display_help): Document --version.
4812 * gcc.c (main): If print_help_list and verbose_flag, ensure
4813 driver output comes before subprocess output.
4815 * optc-gen.awk: Assign all remaining fields to help string,
4816 space-separated, for multi-line help in *.opt.
4818 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4819 -Wno-pedantic-ms-format is for MinGW targets only.
4821 * doc/options.texi (Option file format): Fix bad indentation,
4822 restoring dropped sentence.
4824 2009-02-28 Jan Hubicka <jh@suse.cz>
4826 * tree-inline.c (tree_function_versioning): Output debug info.
4828 2009-02-28 Jan Hubicka <jh@suse.cz>
4831 * tree-inline.c (setup_one_parameter): Do not copy propagate
4832 arguments when not optimizing.
4834 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4837 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4838 (avx_addsubv4df3): Likewise.
4839 (*avx_addsubv4sf3): Likewise.
4840 (sse3_addsubv4sf3): Likewise.
4841 (*avx_addsubv2df3): Likewise.
4842 (sse3_addsubv2df3): Likewise.
4843 (avx_unpckhps256): Correct item selectors.
4844 (avx_unpcklps256): Likewise.
4845 (avx_unpckhpd256): Likewise.
4846 (avx_unpcklpd256): Likewise.
4848 2009-02-28 Jan Hubicka <jh@suse.cz>
4850 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4852 (copy_arguments_for_versioning): If var is declared don't declare it.
4853 (tree_function_versioning): First setup substitutions and then copy
4856 2009-02-27 Jan Hubicka <jh@suse.cz>
4859 * cgraph.h (varpool_output_debug_info): Remove.
4860 * cgraphunit.c (varpool_output_debug_info): Remove.
4861 * dwarf2out.c (deferred_locations_struct): New struct
4862 (deferred_locations): New type.
4863 (deferred_locations_list): New static var.
4864 (deffer_location): New function.
4865 (gen_variable_die): Use it.
4866 (decls_for_scope): Output info on local static vars.
4867 (dwarf2out_finish): Process deferred locations.
4868 * varpool.c (varpool_output_debug_info): Remove.
4870 2009-02-27 Jan Hubicka <jh@suse.cz>
4873 * tree.h (TREE_PROTECTED): Fix comment.
4874 (BLOCK_HANDLER_BLOCK): Remove.
4875 (struct tree_block): Remove handler_block add body_block.
4876 (inlined_function_outer_scope_p): New.
4877 (is_body_block): Remove.
4878 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4879 * dwarf2out.c (is_inlined_entry_point): Remove.
4880 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4881 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4883 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4884 * gimplify.c (gimplify_expr): Gimplify body blocks.
4885 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4886 block with multiple subblocks.
4887 (dump_scope_block): Prettier output; dump more flags and info.
4888 (dump_scope_blocks): New.
4889 (remove_unused_locals): Use dump_scope_blocks.
4890 * tree-flow.h (dump_scope_blocks): Declare.
4891 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4892 * stmt.c (is_body_block): Remove.
4893 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4894 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4896 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4899 * graphite.c (graphite_loop_normal_form): Do not call
4900 number_of_iterations_exit from a gcc_assert.
4902 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4904 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4905 jumps if COND is NULL.
4906 (find_cond_jump): New function.
4907 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4908 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4910 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4912 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4913 force_const_mem returns NULL_RTX.
4915 2009-02-26 Jan Hubicka <jh@suse.cz>
4918 * cgraph.h (varpool_output_debug_info): Remove.
4919 * cgraphunit.c (varpool_output_debug_info): Remove.
4920 * dwarf2out.c (deferred_locations_struct): New struct
4921 (deferred_locations): New type.
4922 (deferred_locations_list): New static var.
4923 (deffer_location): New function.
4924 (gen_variable_die): Use it.
4925 (decls_for_scope): Output info on local static vars.
4926 (dwarf2out_finish): Process deferred locations.
4927 * varpool.c (varpool_output_debug_info): Remove.
4929 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4931 PR rtl-optimization/39241
4932 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4933 to subreg_offset_representable_p.
4935 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4937 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4938 execute function prototype. Get f and nregs from max_reg_num
4939 and get_insns. Remove the first backward pass as it's dead,
4940 guard the forward pass by flag_expensive_optimizations.
4941 (rest_of_handle_regmove): Delete.
4942 (pass_regmove): Replace it with regmove_optimize.
4944 2009-02-25 Martin Jambor <mjambor@suse.cz>
4946 PR tree-optimization/39259
4947 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4948 calls_alloca function flags.
4949 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4952 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4954 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4955 flags_set_1_rtx, flags_set_1_set): Delete.
4956 (regmove_optimize): Do not call mark_flags_life_zones.
4958 2009-02-24 Julian Brown <julian@codesourcery.com>
4961 * config/arm/arm.c (require_pic_register): Only set
4962 cfun->machine->pic_reg once per function.
4964 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4966 * doc/invoke.texi (Link Options): Document an easier way to pass
4967 options that take arguments to the GNU linker using -Xlinker and -Wl.
4969 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4972 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4974 2009-02-24 Richard Guenther <rguenther@suse.de>
4977 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4979 2009-02-24 Richard Guenther <rguenther@suse.de>
4980 Zdenek Dvorak <ook@ucw.cz>
4982 PR tree-optimization/39233
4983 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4984 from converting them to a generic type.
4986 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4988 PR tree-optimization/39260
4989 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4990 contains a condition with a real type.
4991 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4993 2009-02-23 Jason Merrill <jason@redhat.com>
4996 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4997 narrowing_initializer_constant_valid_p.
4998 (narrowing_initializer_constant_valid_p): Don't return
4999 null_pointer_node for adding a pointer to itself.
5001 2009-02-23 Jan Hubicka <jh@suse.cz>
5004 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5007 2009-02-23 Jan Hubicka <jh@suse.cz>
5009 PR tree-optimization/37709
5010 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5011 * tree.h (block_ultimate_origin): Declare.
5012 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5013 * tree-ssa-live.c (remove_unused_scope_block_p):
5014 Eliminate blocks containig no instructions nor live variables nor
5016 (dump_scope_block): New function.
5017 (remove_unused_locals): Enable removal of dead blocks by default;
5018 enable dumping at TDF_DETAILS.
5020 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5022 * config/i386/i386.c (classify_argument): Don't allow COImode
5024 (function_arg_advance_32): Don't allow OImode.
5025 (function_arg_32): Likewise.
5026 (function_value_32): Likewise.
5027 (return_in_memory_32): Likewise.
5028 (function_arg_64): Remove OImode comment.
5030 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5033 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5034 ix86_expand_vector_set for V4DImode in 64bit mode only.
5035 (ix86_expand_vector_init_one_var): Likewise.
5037 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5039 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5041 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5044 * loop-iv.c: Revert last change.
5045 * emit-rtl.c: Likewise.
5047 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5050 * config/i386/i386.c (type_natural_mode): Remove an extra
5051 space in the warning message.
5052 (function_value_32): Handle 32-byte vector modes.
5053 (return_in_memory_32): Likewise.
5055 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5057 * loop-iv.c (truncate_value): New function.
5058 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5060 (lowpart_subreg): Move to...
5061 * emit-rtl.c: ...here.
5063 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5065 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5066 accidental and undocumented change at revision 140860.
5068 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5070 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5071 take gimple_seq * arguments.
5072 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5073 types_compatible_p langhook.
5075 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5076 Joseph Myers <joseph@codesourcery.com>
5078 * config/arm/arm.c (arm_builtin_va_list): New function.
5079 (arm_expand_builtin_va_start): Likewise.
5080 (arm_gimplify_va_arg_expr): Likewise.
5081 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5082 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5083 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5084 (va_list_type): New variable.
5085 (arm_mangle_type): Mangle va_list_type appropriately.
5087 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5090 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5091 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5092 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5093 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5094 parameter to 1000 for -O1 by default.
5095 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5097 * loop-invariant.c: Include params.h.
5098 (move_loop_invariants): Don't call move_single_loop_invariants on
5101 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5103 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5104 offset when calculating bounds for indexing stack_usage_map. Fixes
5105 a buffer overflow with certain target setups.
5107 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5110 * calls.c (expand_call): Clear try_tail_call if caller and callee
5111 disagree in promotion of function return value.
5113 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5116 * c-common.c (c_determine_visibility): If visibility changed and
5117 DECL_RTL has been already set, call make_decl_rtl to update symbol
5120 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5123 * varasm.c (assemble_variable): Don't check DECL_NAME when
5124 globalizing a variable.
5126 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5129 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5130 expression before any __builtin_trap call.
5131 * c-typeck.c (build_function_call): Convert and check function
5132 arguments before generating a call to a trap. Evaluate the
5133 function arguments before the trap.
5135 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5138 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5139 (UNSPEC_FXAM_MEM): New unspec.
5140 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5141 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5142 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5144 2009-02-19 Richard Guenther <rguenther@suse.de>
5146 PR tree-optimization/39207
5147 PR tree-optimization/39074
5148 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5149 storedanything_tree): New.
5150 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5151 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5152 (build_succ_graph): Add edges from STOREDANYTHING to all
5154 (init_base_vars): Initialize STOREDANYTHING.
5155 (compute_points_to_sets): Free substitution info after
5156 building the succ graph.
5157 (ipa_pta_execute): Likewise.
5159 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5161 (do_ds_constraint): Do not add to special var or non-pointer
5163 (type_could_have_pointers): Split out from ...
5164 (could_have_pointers): ... here. For arrays use the element type.
5165 (create_variable_info_for): Initialize may_have_pointers.
5166 (new_var_info): Likewise.
5167 (handle_lhs_call): Make the HEAP variable unknown-sized.
5168 (intra_create_variable_infos): Use a type with pointers for
5169 PARM_NOALIAS, make it unknown-sized.
5171 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5174 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5176 2009-02-18 Jason Merrill <jason@redhat.com>
5179 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5180 value if DECL_EXTERNAL.
5181 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5182 * target.h (gcc_target::binds_local_p): Clarify "module".
5183 * tree.h (TREE_PUBLIC): Clarify "module".
5185 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5188 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5189 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5191 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5194 * c.opt (Wabi): Support C and ObjC.
5197 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5199 * config/i386/i386.c (classify_argument): Warn once about the ABI
5200 change when passing union with long double.
5202 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5204 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5207 * c-parser.c (c_parser_compound_statement): Always enter and leave
5210 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5213 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5215 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5217 PR tree-optimization/36922
5218 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5219 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5222 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5224 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5227 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5229 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5231 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5233 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5236 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5237 Richard Sandiford <rdsandiford@googlemail.com>
5239 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5240 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5241 (loongson_biadd): ...this.
5243 2009-02-17 Richard Guenther <rguenther@suse.de>
5245 PR tree-optimization/39202
5246 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5247 a var make sure to follow existing collapses.
5249 2009-02-17 Richard Guenther <rguenther@suse.de>
5252 * langhooks.c (lhd_print_error_function): Check for NULL block.
5254 2009-02-17 Richard Guenther <rguenther@suse.de>
5256 PR tree-optimization/39204
5257 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5260 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5262 * config/soft-fp/double.h: Update from glibc CVS.
5264 2009-02-17 Richard Guenther <rguenther@suse.de>
5266 PR tree-optimization/39207
5267 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5268 strict-aliasing warnings for pointers pointing to NULL.
5270 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5273 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5274 skipping until next close brace.
5276 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5279 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5280 to function argument boundary.
5282 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5284 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5285 in the lea_add. Reload eventually constraints it properly.
5286 * config/picochip/constraints.md : Remove the target constraint
5287 "b", since it is not needed anymore.
5289 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5291 * gthr-dce.h: Uglify function parameter and local variable names.
5292 * gthr-gnat.h: Likewise.
5293 * gthr-mipssde.h: Likewise.
5294 * gthr-nks.h: Likewise.
5295 * gthr-posix95.h: Likewise.
5296 * gthr-posix.h: Likewise.
5297 * gthr-rtems.h: Likewise.
5298 * gthr-single.h: Likewise.
5299 * gthr-solaris.h: Likewise.
5300 * gthr-tpf.h: Likewise.
5301 * gthr-vxworks.h: Likewise.
5302 * gthr-win32.h: Likewise.
5304 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5307 * config/i386/i386.md: Restrict the new peephole2 to move
5308 between MMX/SSE registers.
5310 2009-02-15 Richard Guenther <rguenther@suse.de>
5313 2009-02-13 Richard Guenther <rguenther@suse.de>
5315 * configure.ac: Enable LFS.
5316 * configure: Re-generate.
5317 * config.in: Likewise.
5319 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5321 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5322 spu_srqwbyte, spu_srqwbytebc): Define.
5323 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5324 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5325 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5326 "shrqby_<mode>"): New insn-and-split patterns.
5327 * config/spu/spu.c (expand_builtin_args): Determine and return
5328 number of operands using spu_builtin_description data.
5329 (spu_expand_builtin_1): Use it.
5331 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5334 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5337 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5340 * config/i386/i386.c (override_options): Correct warning
5341 messages for -malign-loops, -malign-jumps and -malign-functions.
5343 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5346 * config/i386/i386.md: Restrict the new peephole2 to move
5347 between the general purpose registers.
5349 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5352 * config/i386/i386.c (type_natural_mode): Add a new argument.
5353 Return the original mode and warn ABI change if vector size is 32byte.
5354 (function_arg_advance): Updated.
5355 (function_arg): Likewise.
5356 (ix86_function_value): Likewise.
5357 (ix86_return_in_memory): Likewise.
5358 (ix86_sol10_return_in_memory): Likewise.
5359 (ix86_gimplify_va_arg): Likewise.
5360 (function_arg_32): Don't warn ABX ABI change here.
5361 (function_arg_64): Likewise.
5363 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5365 * loop-iv.c (implies_p): In the final case, test that operands 0
5366 of the two comparisons match.
5368 * config/bfin/bfin.c (find_prev_insn_start): New function.
5369 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5370 (find_next_insn_start): Move.
5372 2009-02-13 Richard Guenther <rguenther@suse.de>
5374 * configure.ac: Enable LFS.
5375 * configure: Re-generate.
5376 * config.in: Likewise.
5378 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5381 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5382 sizes on syntax error after some arguments have been parsed.
5384 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5386 * doc/invoke.texi (-fira): Remove.
5388 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5390 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5391 * recog.c: Likewise.
5394 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5396 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5397 (umul_ppmm): Likewise.
5398 (count_leading_zeros): Likewise.
5399 (count_trailing_zeros): Likewise.
5400 (UMUL_TIME): Likewise.
5402 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5404 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5405 soft-fp/t-softfp to tmake_file.
5407 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5408 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5409 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5410 IA64_BUILTIN_INFQ]: New.
5411 (ia64_init_builtins): Initialize __builtin_infq,
5412 __builtin_fabsq and __builtin_copysignq if not HPUX.
5413 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5414 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5416 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5418 (__fixtfti): Likewise.
5419 (__fixunstfti): Likewise.
5420 (__floattitf): Likewise.
5422 * config/ia64/libgcc-glibc.ver: New.
5423 * config/ia64/t-fprules-softfp: Likewise.
5424 * config/ia64/sfp-machine.h: Likewise.
5426 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5427 (LIBGCC2_TF_CEXT): Likewise.
5428 (TF_SIZE): Likewise.
5429 (TARGET_INIT_LIBFUNCS): Likewise.
5431 * config/ia64/t-glibc (SHLINB_MAPFILES):
5432 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5434 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5436 * config/i386/i386.c (construct_container): Rewrite processing
5437 BLKmode with X86_64_SSE_CLASS.
5439 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5442 * config/i386/i386.md: Replace simplify_replace_rtx with
5443 replace_rtx in the new peephole2.
5445 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5447 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5448 loop unrolling do not happen at -O2.
5450 2009-02-12 Michael Matz <matz@suse.de>
5452 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5454 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5456 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5459 2009-02-12 Ben Elliston <bje@au.ibm.com>
5461 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5462 patterns when updating the back chain. Missed in the 2009-02-10
5465 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5467 * doc/extend.texi (Decimal Floating Types): Update identifier of
5468 draft TR and list of missing support.
5470 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5473 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5474 bit to variable length decl's flags, add it also to its
5475 pointer replacement variable.
5477 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5478 Jakub Jelinek <jakub@redhat.com>
5481 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5482 (memory_blockage): New expander.
5483 (*memory_blockage): New insn pattern.
5484 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5485 instead of general blockage at the end of function prologue when
5486 frame pointer is used to access red zone area. Do not emit blockage
5487 when profiling, it is emitted in generic code.
5488 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5489 function epilogue when frame pointer is used to access red zone area.
5491 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5494 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5495 by arithmetic with memory operands.
5496 * config/i386/predicates.md (commutative_operator): New.
5498 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5500 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5503 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5505 * alias.h (record_alias_subset): Declare.
5506 * alias.c (record_alias_subset): Make global.
5508 2009-02-10 Nick Clifton <nickc@redhat.com>
5510 * tree-parloops.c: Change license to GPLv3.
5511 * ipa-struct-reorg.c: Change license to GPLv3.
5512 * ipa-struct-reorg.h: Change license to GPLv3.
5514 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5517 * c-decl.c (start_struct): Return NULL on error.
5519 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5522 * cfgloopmanip.c (remove_path): Call remove_bbs after
5523 cancel_loop_tree, not before it.
5526 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5527 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5528 VAR_DECLs were seen.
5529 * tree-ssa-live.c (remove_unused_locals): Recompute
5530 cfun->has_local_explicit_reg_vars.
5531 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5532 copies or clearings if cfun->has_local_explicit_reg_vars.
5534 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5537 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5538 of function prologue when frame pointer is used to access
5541 2009-02-10 Richard Guenther <rguenther@suse.de>
5544 * gimplify.c (gimple_regimplify_operands): Always look if
5545 we need to create a temporary.
5547 2009-02-10 Richard Guenther <rguenther@suse.de>
5549 PR tree-optimization/39132
5550 * tree-loop-distribution.c (todo): New global var.
5551 (generate_memset_zero): Trigger TODO_rebuild_alias.
5552 (tree_loop_distribution): Return todo.
5554 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5557 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5558 (x86_64_reg_class_name): Removed.
5559 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5560 first one isn't X86_64_SSE_CLASS or any other ones aren't
5561 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5562 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5563 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5564 and 3 X86_64_SSEUP_CLASS.
5565 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5566 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5568 2009-02-10 Ben Elliston <bje@au.ibm.com>
5570 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5571 form instruction to update the stack back chain word, even if the
5572 user has disabled the generation of update instructions.
5573 (movdi_<mode>_update_stack): New.
5574 (movsi_update_stack): Likewise.
5575 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5576 always use an update form instruction to update the stack back
5579 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5582 * graphite.c (if_region_set_false_region): After moving a region in
5583 the false branch of a condition, remove the empty dummy basic block.
5584 (gloog): Remove wrong fix for PR38953.
5586 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5588 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5589 generation due to implicit sign extension.
5591 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5594 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5595 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5597 2009-02-09 Richard Guenther <rguenther@suse.de>
5600 * convert.c (convert_to_real): Disable (float)fn((double)x)
5601 to fnf(x) conversion if errno differences may occur and
5602 -fmath-errno is set.
5604 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5606 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5607 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5608 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5610 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5613 * c-common.c (handle_alias_attribute): Disallow attribute for
5614 anything not a FUNCTION_DECL or VAR_DECL.
5616 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5619 * real.c (do_compare): Special-case compare of zero against
5620 decimal float value.
5622 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5625 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5626 as indicating flexible array members unless the field itself is
5627 being declarared as the incomplete array.
5629 2009-02-06 Jan Hubicka <jh@suse.cz>
5631 PR tree-optimization/38844
5632 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5635 2009-02-06 Richard Guenther <rguenther@suse.de>
5638 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5639 fork because we may expand it as __gcov_fork.
5641 2009-02-06 Nick Clifton <nickc@redhat.com>
5643 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5645 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5647 PR tree-optimization/35659
5648 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5649 vn_phi_eq): Shortcut if hashcode does not match.
5650 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5652 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5653 and avoid iterative_hash_expr.
5654 (FOR_EACH_VALUE_ID_IN_SET): New.
5655 (value_id_compare): Remove.
5656 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5657 sort expressions by value id.
5659 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5662 * config/sh/predicates.md (general_movsrc_operand): Don't check
5663 the subreg of system registers here.
5665 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5668 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5671 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5673 PR rtl-optimization/39110
5674 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5675 addresses, not aligned ones.
5677 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5678 Richard Guenther <rguenther@suse.de>
5680 PR tree-optimization/39100
5681 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5682 comment says and add edges.
5684 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5687 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5688 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5690 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5692 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5693 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5694 register_bb_in_sese, new_sese, free_sese): Moved.
5695 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5696 outermost_loop_in_scop, build_scop_iteration_domain,
5697 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5698 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5699 Use loop_in_sese_p instead of loop_in_scop_p.
5700 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5701 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5702 (scopdet_basic_block_info): Fix bug in scop detection.
5703 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5704 eq_loop_to_cloog_loop): Remove.
5705 (nb_loops_around_loop_in_scop, nb_loop
5706 ref_nb_loops): Moved here...
5707 * graphite.h (ref_nb_loops): ... from here.
5708 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5709 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5710 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5711 * testsuite/gcc.dg/graphite/scop-19.c: New
5713 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5714 Hans-Peter Nilsson <hp@axis.com>
5716 PR rtl-optimization/37889
5717 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5718 Move offset handling from PLUS to before the switch. Use new
5719 arguments when considering SYMBOL_REFs too.
5720 (rtx_addr_can_trap_p): Pass dummy offset and size.
5721 (enum may_trap_p_flags): Remove.
5722 (may_trap_p_1): Pass size from MEM_SIZE.
5724 PR rtl-optimization/38921
5725 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5726 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5727 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5728 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5730 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5732 AVX Programming Reference (January, 2009)
5733 * config/i386/sse.md (*vpclmulqdq): New.
5735 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5737 PR tree-optimization/38977
5738 PR gcov-profile/38292
5739 * calls.c (special_function_p): Disregard __builtin_ prefix.
5741 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5743 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5744 non-indexable addresses even before reload.
5746 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5749 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5750 as having variable size. Do not give an error for unnamed
5751 parameters with [*] declarators. Give a warning for type names
5752 with [*] declarators and mark them as variable size.
5753 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5754 for sizeof applied to [*] type names.
5756 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5759 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5761 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5763 * gcc.c (process_command): Update copyright notice dates.
5764 * gcov.c (print_version): Likewise.
5765 * gcov-dump.c (print_version): Likewise.
5766 * mips-tfile.c (main): Likewise.
5767 * mips-tdump.c (main): Likewise.
5769 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5772 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5773 for composite type involving a zero-length array type.
5775 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5778 * function.c (match_asm_constraints_1): Skip over
5779 initial optional % in the constraint.
5782 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5783 supported, don't accept FIXED_CSTs.
5784 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5785 and _Sat is used without _Fract/_Accum. Set specs->type to
5786 integer_type_node for cts_fract/cts_accum if fixed point is not
5789 2009-02-02 Catherine Moore <clm@codesourcery.com>
5791 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5793 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5795 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5796 (ABI_HAS_64BIT_SYMBOLS): Use it.
5797 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5799 2009-02-02 Paul Brook <paul@codesourcery.com>
5801 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5803 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5806 * recog.h (asm_operand_ok): Add constraints argument.
5807 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5808 recurse on matching constraint.
5809 (check_asm_operands): Pass constraints as 3rd argument to
5810 asm_operand_ok. Don't look up matching constraint here.
5811 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5814 2009-02-02 Ben Elliston <bje@au.ibm.com>
5816 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5817 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5819 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5821 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5822 information. Remove some obsolete information. Reorganize.
5824 * config/pa/fptr.c: Revert license to GPL 2.
5825 * config/pa/milli64.S: Likewise.
5827 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5830 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5831 LIBRARY name in, instead of hard-coding it.
5832 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5833 extra target make frag to tmake_files according to EH model.
5834 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5835 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5836 frags that define makefile variable EH_MODEL appropriately.
5837 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5838 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5839 to "-sjlj" according to type of EH configured.
5840 (LIBGCC_SONAME): Concatenate it to shared library base name.
5841 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5842 to "_sjlj" according to type of EH configured.
5843 (LIBGCC_SONAME): Concatenate it to shared library base name.
5844 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5845 (SHLIB_LINK): Add missing semicolon to if-else construct.
5846 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5847 string value of "pe_dll" command-line option.
5848 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5849 (SHLIB_SONAME): Use it when overriding t-cygming default.
5850 (SHLIB_IMPLIB): Override t-cygming default.
5851 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5852 string value of "pe_dll" command-line option.
5854 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5857 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5858 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5860 2009-01-31 Richard Guenther <rguenther@suse.de>
5862 PR tree-optimization/38937
5863 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5864 computing the transitive closure.
5866 2009-01-30 Richard Guenther <rguenther@suse.de>
5868 PR tree-optimization/39041
5869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5870 Propagate variable indices only if the types match for this stmt.
5872 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5875 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5876 inline but never defined.
5878 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5880 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5881 (*insv_h_di_reg_extimm): New insn.
5882 (*insv_l<mode>_reg_extimm): New insn.
5884 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5886 * config/picochip/picochip.c (flag_conserve_stack): set
5887 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5888 fconserve-stack. Reduce call-overhead used by inliner.
5890 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5893 * common.opt (flag_conserve_stack): Initialised to zero.
5895 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5898 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5899 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5902 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5904 * ira-color.c (allocno_reload_assign): Update comments.
5905 * regmove.c (regmove_optimize): Likewise.
5909 2009-01-29 Robert Millan <rmh@aybabtu.com>
5911 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5912 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5913 `MD_UNWIND_SUPPORT'.
5914 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5916 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5918 PR tree-optimization/39007
5919 * tree-loop-distribution.c (generate_builtin): Use
5920 recompute_dominator to compute the immediate dominator of the
5921 basic block just after the loop.
5923 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5925 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5926 (ASM_OUTPUT_DWARF_PCREL): Define.
5928 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5930 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5931 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5932 global. Modify entries about regmove and IRA.
5934 * ra-conflict.c: Remove the file.
5936 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5938 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5939 (pass_regclass_init): Rename to pass_reginfo_init.
5941 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5943 * toplev.h (flag_ira): Remove.
5945 * caller-save.c (setup_save_areas): Remove flag_ira.
5947 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5949 * global.c: Remove the file.
5951 * opts.c (decode_options): Remove flag_ira.
5953 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5955 * regmove.c: Modify file description.
5956 (find_use_as_address, try_auto_increment): Define them only if
5957 AUTO_INC_DEC is defined.
5958 (replacement_quality, replace_in_call_usage, fixup_match_1,
5959 stable_and_no_regs_but_for_p): Remove.
5960 (reg_set_in_bb): Make it static.
5961 (regmove_optimize): Remove flag_ira and code which worked for
5964 * local-alloc.c: Remove the file.
5966 * common.opt (fira): Remove.
5968 * ira.c: Include except.h.
5969 (eliminable_regset): Move from global.c.
5970 (mark_elimination): Ditto. Remove flag_ira.
5971 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5972 equiv_mem_modified, validate_equiv_mem_from_store,
5973 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5974 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5975 no_equiv, recorded_label_ref): Move from local-alloc.c.
5976 (update_equiv_regs): Ditto. Make it static.
5977 (print_insn_chain, print_insn_chains): Move it from global.c.
5978 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5979 (build_insn_chain): Ditto. Make it static.
5980 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5981 Rename to init_live_subregs.
5982 (gate_ira): Remove flag_ira.
5984 * regclass.c: Rename reginfo.c. Change file description.
5985 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5986 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5987 (init_reg_sets_1): Remove code for evaluation of
5988 reg_class_superclasses and losing_caller_save_reg_set.
5989 (init_regs): Remove init_reg_autoinc.
5990 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5991 ok_for_base_p_nonstrict): Remove.
5992 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5993 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5994 corresponding entries.
5995 (dump_regclass, record_operand_costs, scan_one_insn,
5996 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5997 record_address_regs, auto_inc_dec_reg_p): Remove.
5998 (gt-regclass.h): Rename to gt-reginfo.h.
6000 * rtl.h (dump_global_regs, retry_global_alloc,
6001 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6003 * Makefile.in (RA_H): Remove.
6004 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6005 Rename regclass.o to reginfo.o.
6006 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6008 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6009 (GTFILES): Rename regclass.c to reginfo.c.
6011 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6012 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6014 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6015 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6017 (finish_spills): Ditto. Remove code for !flag_ira.
6019 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6022 * doc/invoke.texi (rtl debug options): Complete rewrite.
6023 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6025 * mode-switching.c (pass_mode_switching): Rename pass from
6026 "mode-sw" to "mode_sw".
6027 * except.c (pass_convert_to_eh_ranges): Rename pass from
6028 "eh-ranges" to "eh_ranges".
6029 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6033 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6034 Alexander Monakov <amonakov@ispras.ru>
6037 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6039 (move_exprs_to_boundary): Change return type and pass through
6040 should_move from move_op. Relax assert. Update usage ...
6041 (schedule_expr_on_boundary): ... here. Use should_move instead of
6043 (move_op_orig_expr_found): Indicate that insn was disconnected from
6045 (code_motion_process_successors): Do not call after_merge_succs
6046 callback if original expression was not found when traversing any of
6048 (code_motion_path_driver): Change return type. Update prototype.
6049 (move_op): Update comment. Add a new parameter (should_move). Update
6050 prototype. Set *should_move based on indication provided by
6051 move_op_orig_expr_found.
6053 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6055 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6056 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6057 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6058 * config/rs6000/rs6000.c (rs6000_override_options): Default
6059 avoid-indexed-addresses on for Power6, off for everything else.
6060 (avoiding_indexed_address_p): New function.
6061 (rs6000_legitimize_address): Use it.
6062 (rs6000_legitimate_address): Likewise.
6063 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6065 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6067 PR tree-optimization/38997
6068 * tree-loop-distribution.c (generate_memset_zero): Use
6069 POINTER_PLUS_EXPR for a pointer addition.
6071 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6073 * config/s390/s390.md (bswap<mode>2): New pattern added.
6075 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6077 * config/s390/s390.md (*tls_load_31): Added type attribute.
6079 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6081 * config/s390/s390.md: Fix a few comments.
6083 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6085 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6086 (*tm<mode>_full): Fixed z10prop attribute.
6087 (*tst<mode>_extimm): Fixed z10prop attribute.
6088 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6089 (*tstqiCCT_cconly): Fixed z10prop attribute.
6090 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6091 (*movsi_larl): Fixed z10prop attribute.
6092 (*movsi_zarch): Fixed z10prop attribute.
6093 (*movsi_eas): Fixed z10prop attribute.
6094 (*movhi): Fixed z10prop attribute.
6095 (*movqi): Fixed z10prop attribute.
6096 (*movstrictqi): Fixed z10prop attribute.
6097 (*mov<mode>): Fixed z10prop attribute.
6098 (*movcc): Fixed z10prop attribute.
6099 (*sethighpartdi_64): Fixed z10prop attribute.
6100 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6101 (*negdi2_sign_cc): Fixed z10prop attribute.
6102 (*negdi2_sign): Fixed z10prop attribute.
6103 (*absdi2_sign_cc): Fixed z10prop attribute.
6104 (*absdi2_sign): Fixed z10prop attribute.
6105 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6106 (*negabsdi2_sign): Fixed z10prop attribute.
6107 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6108 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6109 (doloop_si64): Fixed z10prop attribute.
6110 (doloop_si31): Fixed z10prop attribute.
6111 (doloop_long): Fixed z10prop attribute.
6112 (indirect_jump): Fixed z10prop attribute.
6113 (nop): Fixed z10prop attribute.
6114 (main_base_64): Fixed z10prop attribute.
6115 (reload_base_64): Fixed z10prop attribute.
6117 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6119 PR rtl-optimization/38740
6120 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6122 * config/mips/mips.c (mips_reorg): Likewise.
6124 2009-01-28 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/38926
6127 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6128 with the correct value id to a value.
6129 (do_regular_insertion): Use the value number of edoubleprime
6130 for the value number of the expr.
6133 2008-08-21 Richard Guenther <rguenther@suse.de>
6135 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6136 a PHI ask VN if it is already available.
6137 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6138 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6140 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6143 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6144 set to varying whenever max has TREE_OVERFLOW set, similarly
6145 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6147 2009-01-28 Richard Guenther <rguenther@suse.de>
6150 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6151 uninitialized aggregate uses in call arguments.
6153 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6155 PR tree-optimization/38984
6156 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6157 the nothing_id variable if -fno-delete-null-pointer-checks.
6159 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6163 (set_got_offset_rex64): Ditto.
6165 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6168 * doc/extend.texi: Improve local variable with asm reg.
6170 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6172 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6173 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6174 was not supplied then set warn_packed_bitfield_compat to the
6176 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6179 2009-01-27 Richard Guenther <rguenther@suse.de>
6181 PR tree-optimization/38503
6182 * cfgexpand.c (expand_gimple_basic_block): Ignore
6183 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6184 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6185 variables that cannot have TBAA applied.
6186 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6189 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6192 * calls.c (initialize_argument_information): Do not wrap complex
6193 arguments in SAVE_EXPR.
6195 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6197 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6198 (INSTALL_LIBGCC): Revert typo commit.
6200 2009-01-26 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/38745
6203 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6204 from special handling.
6206 2009-01-26 Richard Guenther <rguenther@suse.de>
6208 PR tree-optimization/38745
6209 * tree-ssa.c (execute_update_addresses_taken): Do not include
6210 variables that cannot possibly be a register in not_reg_needs.
6211 Do not clear TREE_ADDRESSABLE on vars that may not become
6213 * tree-ssa.c (update_alias_info_1): Include those in the set
6214 of addressable vars.
6216 2009-01-26 Richard Guenther <rguenther@suse.de>
6219 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6220 * tree-ssa-dse.c: Include langhooks.h
6221 (execute_simple_dse): Remove stores with zero size.
6223 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6226 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6229 2009-01-24 Julian Brown <julian@codesourcery.com>
6231 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6232 config/arm/linux-atomic.c.
6233 * config/arm/linux-atomic.c: New.
6235 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6237 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6238 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6239 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6241 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6244 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6247 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6249 PR tree-optimization/38953
6250 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6251 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6252 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6253 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6256 2009-01-24 Paul Brook <paul@codesourcery.com>
6258 * config/arm/neon.md (neon_type): Move to arm.md.
6259 (neon_mov<VSTRUCT>): Add neon_type attribute.
6260 * config/arm/arm.md (neon_type): Move to here.
6261 (conds): Add "unconditioal" and use as default for NEON insns.
6263 2009-01-24 Ben Elliston <bje@au.ibm.com>
6265 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6266 void *' warning from -Wc++-compat.
6267 * Makefile.in (dominance.o-warn): Remove.
6269 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6271 PR tree-optimization/38932
6272 * fold-const.c (fold_unary_ignore_overflow): New.
6273 * tree.h (fold_unary_ignore_overflow): Declare.
6274 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6275 * tree-ssa-sccvn.c (visit_reference_op_load,
6276 simplify_unary_expression): Likewise.
6278 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6280 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6281 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6282 regardless of their type.
6283 * c-common.c (handle_packed_attribute): Don't ignore packed on
6285 * c.opt (Wpacked-bitfield-compat): New warning option.
6286 * stor-layout.c (place_field): Warn if offset of a field changed.
6287 * doc/extend.texi (packed): Mention the ABI change.
6288 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6289 (Warning Options): Add it to the list.
6291 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6293 * c-opts.c (c_common_post_options): Fix a typo in comments.
6295 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6298 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6299 variables to static.
6300 * doc/invoke.texi (-fmerge-all-constants): Update description.
6302 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6305 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6306 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6308 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6310 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6312 (LOCAL_ALIGNMENT): Similarly.
6314 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6315 Joseph Myers <joseph@codesourcery.com>
6317 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6318 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6319 * config/arm/arm-tune.md: Regenerate.
6320 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6323 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6325 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6326 version number to five.
6328 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6331 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6332 * c-common.c (set_underlying_type): Likewise.
6333 (is_typedef_decl ): Likewise
6335 (set_underlying_type): Likewise.
6336 (is_typedef_type): Likewise.
6338 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6341 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6344 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6347 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6348 (LIBGCC_SPEC): Don't define.
6349 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6351 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6353 PR rtl-optimization/38879
6354 * alias.c (base_alias_check): Unaligned access via AND address can
6355 alias all surrounding object types except those with sizes equal
6356 or wider than the size of unaligned access.
6358 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6361 * c-decl.c (clone_underlying_type): Move this ...
6362 * c-common.c (set_underlying_type): ... here.
6363 Also, make sure the function properly sets TYPE_STUB_DECL() on
6364 the newly created typedef variant type.
6365 (is_typedef_decl ): New entry point.
6366 * tree.h: Added a new member member_types_needing_access_check to
6367 struct tree_decl_non_common.
6368 (set_underlying_type): New entry point.
6369 (is_typedef_type): Likewise.
6371 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6373 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6374 Check whether two instructions have memory references that
6375 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6376 are helper functions for traversing.
6377 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6378 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6379 not to draw dependency edge for instructions with non-conflicting
6382 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6385 * longlong.h: Update copyright years. Use soft-fp license notice.
6386 Sync __clz_tab declaration with glibc.
6388 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6391 * doc/extend.texi (syscall_linkage): New.
6392 (version_id): Modify.
6394 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6395 Richard Guenther <rguenther@suse.de>
6397 PR tree-optimization/38747
6398 PR tree-optimization/38748
6399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6400 conversion if the base address is an indirect reference and the
6401 aliasing sets could cause issues.
6403 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6405 * common.opt (fgraphite, fgraphite-identity): Add comment for
6406 explaining why these options are not documented.
6408 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6410 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6411 gimple_call_lhs is NULL.
6413 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6416 * emit-rtl.c (adjust_address_1): Make sure memref is never
6419 2009-01-20 Ben Elliston <bje@au.ibm.com>
6421 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6422 const qualifier from arg parameter. Remove unnecessary cast to char *.
6423 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6424 const qualifier from arg 2.
6426 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6428 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6430 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6433 * rtl.h (reinit_regs): New prototype.
6434 * regclass.c: Include ira.h.
6436 * Makefile.in (regclass.o): Add ira.h.
6437 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6439 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6442 * c-common.c (handle_aligned_attribute): Use
6443 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6444 default alignment value.
6446 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6448 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6449 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6451 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6452 __BIGGEST_ALIGNMENT__.
6454 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6456 2009-01-18 Richard Guenther <rguenther@suse.de>
6458 PR tree-optimization/38819
6459 * tree-flow.h (operation_could_trap_helper_p): Declare.
6460 * tree-eh.c (operation_could_trap_helper_p): Export.
6461 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6462 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6463 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6464 are about to insert a possibly trapping instruction and fail
6467 2009-01-18 Andreas Schwab <schwab@suse.de>
6469 * doc/install.texi (Configuration): Remove obsolete paragraph
6470 about use of --with-gnu-ld with --with-gnu-as.
6472 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6474 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6475 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6476 Follow spelling conventions.
6478 2009-01-18 Ben Elliston <bje@au.ibm.com>
6480 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6481 C++ warning about implicit conversion from void * to struct
6483 (bitmap_obstack_free): Likewise for bitmap_element *.
6484 * Makefile.in (bitmap.o-warn): Remove.
6486 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6488 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6490 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6491 Tobias Grosser <tobi.grosser@amd.com>
6493 * graphite.c (graphite_trans_scop_block): Do not block single
6496 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6498 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6499 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6500 test with assertion.
6502 2009-01-16 Richard Guenther <rguenther@suse.de>
6504 PR tree-optimization/38835
6506 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6507 and INT + PTR -> (INT)(PTR p+ INT) folding.
6508 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6510 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6513 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6514 the subreg from a lowpart subreg if it is also casting the value.
6516 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6517 Tobias Grosser <tobi.grosser@amd.com>
6519 * graphite.c (compare_prefix_loops): New.
6520 (build_scop_canonical_schedules): Rewritten.
6521 (graphite_transform_loops): Move build_scop_canonical_schedules
6522 after build_scop_iteration_domain.
6524 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6525 Tobias Grosser <tobi.grosser@amd.com>
6527 * graphite.c (add_conditions_to_domain): Add the loops to
6528 the dimension of the iteration domain. Do copy the domain
6529 only when it exists.
6530 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6531 (add_conditions_to_constraints): New.
6532 (can_generate_code_stmt, can_generate_code): Removed.
6533 (gloog): Do not call can_generate_code.
6534 (graphite_transform_loops): Call add_conditions_to_constraints
6535 after building the iteration domain.
6537 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6539 PR tree-optimization/38789
6540 * tree-ssa-threadedge.c
6541 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6542 __builtin_constant_p.
6544 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6546 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6547 examined before deleting them.
6549 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6551 * function.c (aggregate_value_p): Correctly extract the function
6552 type from CALL_EXPR_FN lookup.
6554 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6556 * config/picochip/picochip.c (picochip_override_options): Revert
6557 CFI asm flag disable commited previously.
6559 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6560 Tobias Grosser <tobi.grosser@amd.com>
6561 Jan Sjodin <jan.sjodin@amd.com>
6563 * graphite.c (scan_tree_for_params): On substractions negate
6564 all the coefficients of the term.
6565 (clast_to_gcc_expression_red): New. Handle reduction expressions
6566 of more than two operands.
6567 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6568 (get_vdef_before_scop): Handle also the case of default definitions.
6570 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6572 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6573 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6574 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6576 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6577 Joey Ye <joey.ye@intel.com>
6580 * cfgexpand.c (expand_stack_alignment): Don't update stack
6581 boundary nor check incoming stack boundary here.
6582 (gimple_expand_cfg): Update stack boundary and check incoming
6583 stack boundary here.
6585 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6587 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6589 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6591 PR rtl-optimization/38245
6592 * calls.c (expand_call): Add stack arguments to
6593 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6594 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6595 in regs and partially in memory or BLKmode arguments.
6596 (emit_library_call_value_1): Add stack arguments to
6597 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6598 ACCUMULATE_OUTGOING_ARGS).
6599 * dce.c: Include tm_p.h.
6600 (find_call_stack_args): New function.
6601 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6603 (mark_insn): Call find_call_stack_args for CALL_Ps.
6604 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6605 forwards. Allocate and free arg_stores bitmap if needed, pass it
6606 down to deletable_insn_p, don't mark stores set in arg_stores
6607 bitmap, clear the bitmap at the beginning of each bb.
6608 * Makefile.in (dce.o): Depend on $(TM_P_H).
6610 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6613 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6614 to make sure the insn is a conditional test (bug 22599). Reformat a
6617 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6620 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6621 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6622 (gloog): Do not call cleanup_tree_cfg.
6623 (graphite_transform_loops): Call cleanup_tree_cfg after all
6624 scops have been code generated.
6626 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6627 * doc/gty.texi (Invoking the garbage collector): Added new node
6628 and section documenting ggc_collect.
6630 2009-01-14 Richard Guenther <rguenther@suse.de>
6632 PR tree-optimization/38826
6634 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6635 initialization notes only if we actually emitted a warning.
6636 (intra_create_variable_infos): Add constraints for a result decl
6637 that is passed by hidden reference.
6638 (build_pred_graph): Mark all related variables non-direct on
6641 2009-01-14 Nick Clifton <nickc@redhat.com>
6643 * ira-conflicts.c: Include addresses.h for the definition of
6645 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6646 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6648 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6651 * Makefile.in (ira-lives.o): Add except.h.
6653 * ira-lives.c: Include except.h.
6654 (process_bb_node_lives): Process can_throw_internal.
6656 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6658 PR rtl-optimization/38774
6659 * combine.c (simplify_set): When undoing cc_use change, don't do
6660 PUT_CODE on the newly created comparison, but instead put back the
6663 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6665 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6666 values. Remove duplicate arm8 entry.
6668 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6670 PR tree-optimization/38786
6671 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6672 the SSA_NAME case of expand_scalar_variables_expr.
6673 Set the type of an expression to the type of its assign statement.
6674 (expand_scalar_variables_expr): Also gather the scalar computation
6675 used to index the memory access. Do not pass loop_p.
6676 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6677 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6678 the gimple_stmt_iterator where it inserts new code.
6680 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6681 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6683 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6685 * graphite.h (debug_value): Removed.
6686 * graphite.c (debug_value): Removed.
6688 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6690 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6691 ldrd/strd with two 32-bit instructions.
6693 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6695 * config/arm/arm.c (struct processors): Pass for speed down into
6696 cost helper functions.
6697 (const_ok_for_op): Handle COMPARE and inequality nodes.
6698 (arm_rtx_costs_1): Rewrite.
6699 (arm_size_rtx_costs): Update prototype.
6700 (arm_rtx_costs): Pass speed down to helper functions.
6701 (arm_slowmul_rtx_costs): Rework cost calculations.
6702 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6703 (arm_9e_rtx_costs): Likewise.
6705 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6707 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6708 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6709 (alpha_legitimize_address): Do not split local symbols wider than
6710 UNITS_PER_WORD into HIGH/LO_SUM parts.
6712 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6715 * gcc.c (process_command): Replace call to execvp with calls
6716 to pex_one and exit.
6718 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6721 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6722 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6723 variant for devices with 3-byte PC.
6724 (__tablejump_elpm__): New.
6726 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6729 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6730 offsetof member-designator, handle it as `[0].'.
6732 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6734 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6735 function when not using named sections on targets with named sections
6736 if branch distance is less than 262132.
6738 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6740 * combine.c (combine_instructions): Recompute
6741 optimize_this_for_speed_p for each BB in the main combine loop.
6743 2009-01-12 Tomas Bily <tbily@suse.cz>
6746 * tree-loop-distribution.c (prop_phis): New function.
6747 (generate_builtin): Call prop_phis.
6748 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6750 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6752 PR tree-optimization/38807
6753 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6754 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6756 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6758 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6759 subreg of op0 to the original op0.
6761 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6763 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6765 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6768 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6769 starting with digits.
6771 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6774 * config/arm/arm.c (arm_is_long_call_p): Don't call
6775 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6777 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6779 * regrename.c (regrename_optimize): Fix dumping.
6780 (find_oldest_value_reg): Preserve REG_POINTER.
6781 (copy_hardreg_forward_1): Likewise.
6783 2009-01-09 Diego Novillo <dnovillo@google.com>
6785 * gimple.h (struct gimple_statement_base) <uid>: Document
6786 the restrictions on its use.
6788 (gimple_set_uid): Tidy.
6790 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6792 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6793 zero guard even if align_bytes != 0 and count is smaller than
6796 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6798 PR rtl-optimization/38495
6799 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6800 (add_range_and_copies_from_move_list): Print all added ranges.
6801 Add ranges to memory optimized destination.
6803 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6807 * config/i386/i386.c (override_options): Reject
6808 -mstringop-strategy=rep_8byte with -m32.
6809 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6810 to 1. Do count comparison against epilogue_size_needed at compile
6811 time even when count_exp was constant forced into register. For
6812 size_needed don't jump to epilogue, instead just avoid aligning
6813 and invoke the body algorithm. If need_zero_guard, add zero guard
6814 even if count is non-zero, but smaller than size_needed + number of
6815 bytes that could be stored for alignment.
6816 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6817 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6818 but smaller than size_needed + number of bytes that could be stored
6819 for alignment. Compare size_needed with epilogue_size_needed instead
6820 of desired_align - align, don't adjust size_needed, pass
6821 epilogue_size_needed to the epilogue expanders.
6824 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6826 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6828 * pa.c (last_address): Change to unsigned.
6829 (update_total_code_bytes): Change argument to unsigned. Don't
6830 check if insn addresses are set.
6831 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6832 addresses are not set.
6833 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6835 2009-01-09 Nick Clifton <nickc@redhat.com>
6837 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6838 DECL_DECLARED_INLINE_P.
6840 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6843 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6844 GET_MODE (op0) in operand_subword_force calls.
6847 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6848 fold_convert arg0 operands to TREE_TYPE (op0) first.
6850 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6852 * params.def (ira-max-conflict-table-size): Decrease default value
6855 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6857 PR tree-optimization/37031
6858 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6860 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6861 allocate it using gc instead of heap, use VEC_quick_push instead of
6863 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6864 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6865 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6866 allocated vector from heap allocated.
6867 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6868 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6869 vector only after perfect_loop_nest_depth call.
6871 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6872 Jan Sjodin <jan.sjodin@amd.com>
6874 PR tree-optimization/38559
6875 * graphite.c (debug_value, copy_constraint,
6876 swap_constraint_variables, scale_constraint_variable, ): New.
6877 (get_lower_bound, get_upper_bound): Removed.
6878 (graphite_trans_bb_strip_mine): Clean up this code that works
6879 only for constant number of iterations. Fully copy upper and
6880 lower bound constraints, not only the constant part of them.
6881 * graphite.h (debug_value): Declared.
6883 2009-01-08 Ira Rosen <irar@il.ibm.com>
6885 PR tree-optimization/37194
6886 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6887 Don't add the cost of cost model guard in prologue to scalar
6888 outside cost in case of known number of iterations.
6890 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6891 Alan Modra <amodra@bigpond.net.au>
6893 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6894 non-word-aligned REG+CONST addressing.
6896 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6899 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6900 free_after_compilation when outputting a thunk.
6901 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6902 Do not call free_after_compilation here.
6904 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6906 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6907 (ix86_valid_target_attribute_inner_p): Ditto.
6909 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6911 PR tree-optimization/38492
6912 PR tree-optimization/38498
6913 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6914 * tree-chrec.h (scev_is_linear_expression): Declared.
6915 * graphite.c (graphite_cannot_represent_loop_niter): New.
6916 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6917 (graphite_loop_normal_form): Use gcc_assert.
6918 (scan_tree_for_params): Use CASE_CONVERT.
6919 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6920 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6921 Use gcc_assert. Discard scops that contain unhandled cases.
6922 (build_scop_conditions): Return a boolean status for unhandled cases.
6923 (strip_mine_profitable_p): Print the loop number, not its depth.
6924 (is_interchange_valid): Pass the depth of the loop nest, don't
6925 recompute it wrongly.
6926 (graphite_trans_bb_block): Same.
6927 (graphite_trans_bb_block): Print tentative of loop blocking.
6928 (graphite_trans_scop_block): Do not print that the loop has been
6930 (graphite_transform_loops): Do not handle scops that contain condition
6933 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6935 AVX Programming Reference (December, 2008)
6936 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6937 (_mm256_stream_pd): Likewise.
6938 (_mm256_stream_ps): Likewise.
6940 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6941 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6942 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6943 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6944 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6945 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6946 (ix86_expand_special_args_builtin): Likewise.
6948 * config/i386/sse.md (AVXMODEDI): New.
6949 (avx_movnt<mode>): Likewise.
6950 (avx_movnt<mode>): Likewise.
6951 (<sse>_movnt<mode>): Remove AVX support.
6952 (sse2_movntv2di): Likewise.
6954 2009-01-07 Richard Guenther <rguenther@suse.de>
6957 * fold-const.c (extract_muldiv): Remove obsolete comment.
6958 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6959 to PLUS_EXPR canonicalization for the canonicalization.
6961 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6963 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6964 hosted cross-compilers generating less efficient code.
6966 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6968 * function.h (rtl_data): Add a dbr_scheduled_p field.
6969 * reorg.c (dbr_schedule): Set it.
6970 (gate_handle_delay_slots): Check it.
6971 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6972 (mips_reorg): Check flag_delayed_branch instead of
6973 mips_base_delayed_branch.
6974 (mips_override_options): Don't set mips_base_delayed_branch
6975 or flag_delayed_branch.
6977 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6979 PR rtl-optimization/38426.
6980 * ira.c (ira): Set current_function_is_leaf earlier.
6982 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6984 PR rtl-optimization/38722
6985 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6986 too early, only set a flag and modify after last possible
6989 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6992 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6993 * real.c (decimal_single_format): Correct values of emin and emax.
6994 (decimal_double_format): Ditto.
6995 (decimal_quad_format): Ditto.
6996 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6997 computation of DECnn_MIN and DECnn_MAX for corrected values of
6998 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6999 __DECnn_MIN__, and adjust its computation for the corrected value
7002 2009-01-06 Jan Hubicka <jh@suse.cz>
7005 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7007 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7009 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7010 Add Robert Clark to the list of testers.
7012 2009-01-06 Jan Hubicka <jh@suse.cz>
7013 Kai Tietz <kai.tietz@onevision.com>
7015 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7016 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7018 2009-01-06 Jan Hubicka <jh@suse.cz>
7019 Kai Tietz <kai.tietz@onevision.com>
7021 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7023 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7024 (ix86_nsaved_regs): Count only general purpose regs.
7025 (ix86_nsaved_sseregs): New.
7026 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7027 to 16 for w64; compute padding and size of sse reg save area.
7028 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7029 general purpose regs.
7030 (ix86_emit_save_sse_regs_using_mov): New.
7031 (ix86_expand_prologue): Save SSE regs if needed.
7032 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7033 (ix86_emit_restore_sse_regs_using_mov): New.
7034 (ix86_expand_epilogue): Save SSE regs if needed.
7036 2009-01-06 Jan Hubicka <jh@suse.cz>
7037 Kai Tietz <kai.tietz@onevision.com>
7039 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7040 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7041 functions when accumulate outgoing args is off.
7043 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7046 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7047 before using pseudos_have_intersected_live_ranges_p.
7049 * ira-int.h (ira_assert): Always define.
7051 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7053 AVX Programming Reference (December, 2008)
7054 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7055 (_mm256_permute2_pd): Likewise.
7056 (_mm_permute2_ps): Likewise.
7057 (_mm256_permute2_ps): Likewise.
7058 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7059 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7061 * config/i386/i386.c (ix86_builtins): Remove
7062 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7063 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7064 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7065 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7066 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7067 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7068 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7069 __builtin_ia32_vpermil2ps256.
7070 (ix86_init_mmx_sse_builtins): Updated.
7071 (ix86_expand_args_builtin): Likewise.
7073 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7075 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7076 long absolute calls when generating PA 2.0 code.
7078 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7080 PR rtl-optimization/38583
7081 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7083 * params.def (ira-max-conflict-table-size): New.
7085 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7087 * ira.h (ira_conflicts_p): New external definition.
7089 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7090 table. Report this. Return result of building.
7091 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7092 building conflict table.
7094 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7095 (ira_color): Use ira_conflicts_p.
7097 * global.c: Include ira.h.
7098 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7101 * Makefile.in (global.o): Add ira.h.
7103 * ira-build.c (mark_all_loops_for_removal,
7104 propagate_some_info_from_allocno): New.
7105 (remove_unnecessary_allocnos): Call
7106 propagate_some_info_from_allocno.
7107 (remove_low_level_allocnos): New.
7108 (remove_unnecessary_regions): Add parameter. Call
7109 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7110 parameter to remove_unnecessary_regions.
7111 (ira_build): Remove all regions but root if the conflict table was
7112 not built. Update conflict hard regs for allocnos crossing calls.
7114 * ira.c (ira_conflicts_p): New global.
7115 (ira): Define and use ira_conflicts_p.
7117 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7118 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7119 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7121 2009-01-06 Ben Elliston <bje@au.ibm.com>
7123 * gengtype-lex.l (YY_NO_INPUT): Define.
7125 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7128 * c-common.c (handle_vector_size_attribute): Also reject
7131 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7133 PR tree-optimization/38492
7134 * graphite.c (rename_map_elt, debug_rename_elt,
7135 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7136 rename_map_elt_info, eq_rename_map_elts,
7137 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7138 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7139 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7140 (sese_build_livein_liveouts): New.
7141 (new_sese, free_sese): New.
7142 (new_scop): Call new_sese.
7143 (free_scop): Call free_sese.
7144 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7145 (register_old_new_names): Renamed register_old_and_new_names.
7146 (register_scop_liveout_renames, add_loop_exit_phis,
7147 insert_loop_close_phis, struct igp,
7148 default_liveout_before_guard, add_guard_exit_phis,
7149 insert_guard_phis, copy_renames): New.
7150 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7151 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7152 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7153 (scop_adjust_phis_for_liveouts): New.
7154 (gloog): Call scop_adjust_phis_for_liveouts.
7156 * graphite.h (struct sese): Documented. Added fields liveout,
7158 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7159 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7160 (struct scop): Added field liveout_renames.
7161 (SCOP_LIVEOUT_RENAMES): New.
7163 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7165 PR tree-optimization/38510
7166 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7167 (translate_clast): Call recompute_all_dominators before
7169 (gloog): Call recompute_all_dominators before graphite_verify.
7171 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7172 Jan Sjodin <jan.sjodin@amd.com>
7174 PR tree-optimization/38500
7175 * graphite.c (create_sese_edges): Call fix_loop_structure after
7178 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7180 * config.gcc: Add m32r*-*-rtems*.
7181 * config/m32r/rtems.h: New file.
7183 2009-01-05 Ben Elliston <bje@au.ibm.com>
7185 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7186 (.po.pox): Likewise.
7187 (po/gcc.pot): Likewise.
7189 2009-01-04 David S. Miller <davem@davemloft.net>
7191 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7192 (STARTING_FRAME_OFFSET): Always set to zero.
7194 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7196 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7197 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7198 fixed-point types, and vectors of the same.
7200 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7202 * config/mips/sync.md (*mb_barrier): Rename to...
7203 (*memory_barrier): ...this.
7205 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7207 * doc/extend.texi (Function Attributes): Move @cindex after @item
7208 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7209 and put in alphabetical order. Fix 'target' name and put in order.
7210 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7213 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7215 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7216 (memory_barrier): Expand as unspec instead of unspec_volatile.
7217 Remove mem:BLK from insn operands. Use Pmode scratch register.
7218 (*memory_barrier): Define as unspec instead of unspec_volatile.
7219 Use (match_dup 0) as input operand.
7221 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7222 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7223 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7224 scratch register. Remove operand 1.
7225 (*stbar): Define as unspec instead of unspec_volatile.
7226 Use (match_dup 0) as input operand, remove (const_int 8).
7227 (*membar): Define as unspec instead of unspec_volatile.
7228 Use (match_dup 0) as input operand, remove input operand 2.
7230 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7231 (memory_barrier): Expand as unspec instead of unspec_volatile.
7232 Remove mem:BLK from insn operands. Use Pmode scratch register.
7233 (*memory_barrier): Define as unspec instead of unspec_volatile.
7234 Use (match_dup 0) as input operand.
7236 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7237 Remove mem:BLK from insn operands. Use Pmode scratch register.
7238 Set volatile flag on operand 0.
7239 (*memory_barrier): New insn pattern.
7241 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7243 (*memory_barrier): Use (match_dup 0) as input operand.
7245 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7246 Remove mem:BLK from insn operands. Use Pmode scratch register.
7247 Set volatile flag on operand 0.
7248 (*mb_internal): New insn pattern.
7250 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7252 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7255 * function.c (struct temp_slot): Move to the section of the file
7256 that deals with temp slots. Remove field 'address'.
7257 (temp_slot_address_table): New hash table of address -> temp slot.
7258 (struct temp_slot_address_entry): New struct, items for the table.
7259 (temp_slot_address_compute_hash, temp_slot_address_hash,
7260 temp_slot_address_eq, insert_temp_slot_address): Support functions
7262 (find_temp_slot_from_address): Rewrite to use the new hash table.
7263 (remove_unused_temp_slot_addresses): Remove addresses of temp
7264 slots that have been made available.
7265 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7266 worker function for remove_unused_temp_slot_addresses.
7267 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7268 Add the temp slot address to the address -> temp slot map.
7269 (update_temp_slot_address): Update via insert_temp_slot_address.
7270 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7271 (pop_temp_slots): Likewise.
7272 (init_temp_slots): Allocate the address -> temp slot map, or empty
7273 the map if it is already allocated.
7274 (prepare_function_start): Initialize temp slot processing.
7276 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7279 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7280 Calculate the size of all stack vars assuming no packing of stack
7281 vars will happen, replacing a quadratic algorithm with a linear one.
7283 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7286 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7289 2009-01-03 Diego Novillo <dnovillo@google.com>
7291 * doc/contrib.texi: Update contributions.
7293 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7296 * builtins.c (fold_builtin_memory_op): Give up if either operand
7297 is volatile. Set srctype or desttype to non-qualified version
7301 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7304 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7306 PR rtl-optimization/35805
7307 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7308 problem if fast dce is able to remove any instructions.
7309 * dce.c (dce_process_block): Fix dump message.
7311 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7314 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7316 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7319 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7320 * tree-pretty-print.c (op_code_prio): New function.
7321 (op_prio): No longer static. Use op_code_prio.
7322 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7323 Use op_prio and op_code_prio to determine if () should be
7324 printed around operand(s) or not.
7326 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7327 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7328 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7329 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7330 pp_character instead of pp_string for single letter printing.
7332 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7334 * doc/extend.texi: Fix '#pragma GCC option' typo.
7336 2009-01-02 Richard Guenther <rguenther@suse.de>
7338 * doc/install.texi (--enable-checking): Mention different
7340 (--enable-stage1-checking): Document.
7342 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7345 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7346 case to be an error.
7348 2009-01-02 Ben Elliston <bje@au.ibm.com>
7350 * config/fp-bit.h (pack_d): Constify argument.
7351 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7352 (isnan): Constify argument.
7356 (_fpadd_parts): Constify return type.
7357 (_fpmul_parts): Likewise.
7358 (_fpdiv_parts): Likewise.
7360 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7363 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7364 warn about overwriting initializer with side-effects or
7365 -Woverride-init if !IMPLICIT.
7366 (output_init_element): Likewise. Pass IMPLICIT down to
7368 (process_init_element): Add IMPLICIT argument. Pass it down
7369 to output_init_element.
7370 (push_init_element, pop_init_level, set_designator): Adjust
7371 process_init_element callers.
7372 (set_nonincremental_init, set_nonincremental_init_from_string):
7373 Adjust add_pending_init callers.
7374 (output_pending_init_elements): Adjust output_init_element callers.
7375 * c-tree.h (process_init_element): Adjust prototype.
7376 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7377 process_init_element callers.