1 2009-04-20 Ian Lance Taylor <iant@google.com>
3 Fix enum conversions which are invalid in C++:
4 * auto-inc-dec.c (attempt_change): Change 0 to SET in function
6 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function
8 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function
12 (dbxout_parms): Likewise.
13 * df-core.c (df_set_flags): Change changeable_flags parameter to
15 (df_clear_flags): Likewise.
16 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17 top_flag parameter to int.
18 (df_chain_create_bb_process_use): Likewise.
19 (df_chain_add_problem): Change chain_flags parameter to unsigned
21 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22 (df_ref_create_structure, df_def_record_1): Likewise.
23 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24 (df_notes_rescan): Change 0 to VOIDmode in function call.
25 (df_get_call_refs, df_insn_refs_collect): Likewise.
26 (df_bb_regs_collect): Likewise.
27 (df_entry_block_defs_collect): Likewise.
28 (df_exit_block_uses_collect): Likewise.
29 * df.h: Update declarations.
30 * double-int.c (double_int_divmod): Add cast to enum type.
31 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
32 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
33 (based_loc_descr): Likewise.
34 (loc_descriptor_from_tree_1): Change first_op and second_op to
35 enum dwarf_location_atom. Add cast to enum type.
36 * expmed.c (init_expmed): Change 0 to SET in function call.
37 * expr.c (init_expr_target): Change 0 to VOIDmode in function
39 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
40 (do_store_flag): Likewise.
41 * fixed-value.h (struct fixed_value): Change mode to enum
43 * function.c (assign_parms): Change 0 to VOIDmode in function
45 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
47 (insert_insn_decl, insert_decl, insert_state): Likewise.
48 (automata_list_finish): Likewise.
49 * genrecog.c (process_define_predicate): Add cast to enum type.
50 * gensupport.c (init_predicate_table): Add cast to enum type.
51 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
53 (gimple_build_call_1, gimple_build_label): Likewise.
54 (gimple_build_goto, gimple_build_asm_1): Likewise.
55 (gimple_build_switch_1, gimple_build_cdt): Likewise.
56 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function
58 (enum fallback): Rename from enum fallback_t.
59 (fallback_t): Typedef as int.
60 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
61 GSI_SAME_STMT in function call.
62 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
64 (setup_reg_class_relations): Likewise.
65 (setup_reg_class_nregs): Change cl to int. Add casts to enum
67 (setup_prohibited_class_mode_regs): Add cast to enum type.
68 (setup_prohibited_mode_move_regs): Likewise.
69 * ira-costs.c (record_reg_classes): Change rclass to enum
71 (record_address_regs): Change i to enum reg_class.
72 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
73 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
74 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
75 (GET_MODE_2XWIDER_MODE): Likewise.
76 (GET_CLASS_NARROWEST_MODE): Likewise.
77 * omp-low.c (expand_omp_for): Add cast to enum type.
78 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
79 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
80 * postreload.c (reload_cse_simplify_operands): Change rclass local
82 * predict.c (combine_predictions_for_insn): Change best_predictor
83 and predictor to enum br_predictor.
84 (combine_predictions_for_bb): Likewise.
85 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
86 use SET_PREDICT_EXPR_OUTCOME.
87 * real.c (real_arithmetic): Change icode to code in function
89 * reginfo.c (init_move_cost): Add casts to enum type.
90 (init_reg_sets_1, init_fake_stack_mems): Likewise.
91 * regmove.c (regclass_compatible_p): Change class0 and class1 to
93 * reload.c (find_valid_class): Add casts to enum type.
94 (push_reload): Change 0 to NO_REGS in function call.
95 (find_reloads): Change this_alternative to array of enum
96 reg_class. Remove some now-unnecessary casts.
97 (make_memloc): Change 0 to VOIDmode in function call.
98 * reload1.c (reload): Change 0 to VOIDmode in function call.
99 (eliminate_regs_1, elimination_effects): Likewise.
100 (eliminate_regs_in_insn): Likewise.
101 (emit_input_reload_insns): Add cast to enum type.
102 (delete_output_reload): Change 0 to VOIDmode in function call.
103 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
104 to enum type in function call.
105 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
106 (SET_PREDICT_EXPR_OUTCOME): Define.
107 * tree-dump.c (get_dump_file_info): Change phase parameter to
109 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
110 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
111 (dump_function): Likewise.
112 * tree-dump.h: Update declarations.
113 * tree-pass.h: Update declarations.
114 * varasm.c (assemble_integer): Change mclass to enum mode_class.
115 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
117 (arm_rtx_costs_1): Correct parenthesization.
118 (arm_rtx_costs): Add casts to enum type.
119 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
120 (vfp_emit_fstmd): Use add_rg_note.
121 (emit_multi_reg_push, emit_sfm): Likewise.
122 (thumb_set_frame_pointer): Likewise.
123 (arm_expand_prologue): Likewise.
124 (arm_regno_class): Change return type to enum reg_class.
125 (thumb1_expand_prologue): Use add_reg_note.
126 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
127 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
129 * config/arm/gentune.sh: Add cast to enum type.
130 * config/arm/arm-tune.md: Rebuild.
131 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
132 (ix86_split_fp_branch, predict_jump): Likewise.
133 (ix86_expand_multi_arg_builtin): Change sub_code from enum
134 insn_code to enum rtx_code.
135 (ix86_builtin_vectorized_function): Add cast to enum type.
136 * config/i386/i386.md (truncdfsf2): Change slot to enum
138 (truncxf<mode>2, isinf<mode>2): Likewise.
139 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
141 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
142 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
143 (insert_bundle_state): Change 1 to INSERT in function call.
144 (ia64_add_bundle_selector_before): Likewise.
145 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
146 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
147 (restore_stack_nonlocal): Likewise.
148 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
150 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
152 (mips_rtx_costs): Likewise.
153 (mips_override_options): Add casts to enum type.
154 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
156 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
157 (store_reg, set_reg_plus_d): Likewise.
158 (hppa_expand_prologue, hppa_profile_hook): Likewise.
159 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
161 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
163 (emit_unlikely_jump): Use add_reg_note.
164 (rs6000_emit_allocate_stack): Likewise.
165 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
166 (output_toc): Change 1 to INSERT in function call.
167 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
168 (rs6000_initialize_trampoline): Likewise.
169 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
171 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
172 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
173 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
174 (save_gprs): Use add_reg_note.
175 (s390_emit_prologue): Likewise.
176 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function
178 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
179 (sparc_fold_builtin): Add cast to enum type.
180 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
182 (spu_expand_prologue): Use add_reg_note.
183 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function
186 2009-04-20 Ian Lance Taylor <iant@google.com>
188 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
189 (c_parser_postfix_expression_after_primary): Get VEC for list of
190 arguments. Get original types of arguments. Call
191 build_function_call_vec.
192 (cached_expr_list_1, cached_expr_list_2): New static variables.
193 (c_parser_expr_list): Change return type to VEC *. Add
194 p_orig_types parameter. Change all callers.
195 (c_parser_release_expr): New static function.
196 (c_parser_vec_to_tree_list): New static function.
197 * c-typeck.c (build_function_call): Rewrite to build a VEC and
198 call build_function_call_vec.
199 (build_function_call_vec): New function, based on old
201 (convert_arguments): Remove nargs and argarray parameters. Change
202 values to a VEC. Add origtypes parameter.
203 (build_modify_expr): Add rhs_origtype parameter. Change all
205 (convert_for_assignment): Add origtype parameter. Change all
206 callers. If warn_cxx_compat, check for conversion to an enum
207 type when calling a function.
208 (store_init_value): Add origtype parameter. Change all callers.
209 (digest_init): Likewise.
210 (struct init_node): Add origtype field.
211 (add_pending_init): Add origtype parameter. Change all callers.
212 (output_init_element): Likewise.
213 (output_pending_init_elements): Pass origtype from init_node to
215 (process_init_elemnt): Pass origtype from c_expr to
217 (c_finish_return): Add origtype parameter. Change all callers.
218 * c-common.c (sync_resolve_size): Change params to VEC *. Change
220 (sync_resolve_params): Likewise.
221 (sync_resolve_return): Change params to first_param. Change
223 (resolve_overloaded_builtins): Change params to VEC *. Change
224 callers. Save first parameter around call to
225 build_function_call_vec.
226 * c-decl.c (finish_decl): Add origtype parameter. Change all
227 callers. Call build_function_call_vec rather than
228 build_function_call for cleanup.
229 * c-tree.h: Update declarations.
230 * c-common.h: Update declarations.
231 * stub-objc.c (objc_rewrite_function_call): Change parameter from
232 params to first_param.
233 * target.h (struct gcc_target): Change resolve_overloaded_builtin
234 params parameter from tree to void *.
235 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
236 Change arglist parameter to have type void *, and to be a pointer
238 * config/rs6000/rs6000-protos.h
239 (altivec_resolve_overloaded_builtin): Update declaration.
240 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
241 fnargs parameter to have type void *, and to be a pointer to a
242 VEC. Call build_function_call_vec instead of
244 * config/spu/spu-protos.h (spu_expand_builtin): Update
247 2009-04-20 Joey Ye <joey.ye@intel.com>
248 Xuepeng Guo <xuepeng.guo@intel.com>
249 H.J. Lu <hongjiu.lu@intel.com>
251 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
253 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
254 (IX86_LEA_PRIORITY): Likewise.
255 (distance_non_agu_define): New function.
256 (distance_agu_use): Likewise.
257 (ix86_lea_for_add_ok): Likewise.
258 (ix86_dep_by_shift_count): Likewise.
260 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
261 should split for LEA.
263 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
265 (ix86_dep_by_shift_count): Likewise.
267 2009-04-20 Richard Guenther <rguenther@suse.de>
269 * expr.c (handled_component_p): Move ...
270 * tree.h (handled_component_p): ... here.
271 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
272 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
273 and REALPART_EXPR to be in one group.
275 2009-04-20 Richard Guenther <rguenther@suse.de>
277 * basic-block.h (get_all_dominated_blocks): Declare.
278 * dominance.c (get_all_dominated_blocks): New function.
279 * tree-cfg.c (get_all_dominated_blocks): Remove.
280 (remove_edge_and_dominated_blocks): Adjust.
281 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
282 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
283 instead of recursing.
285 2009-04-20 Doug Kwan <dougkwan@google.com>
287 * cgraph.h (cgraph_node_ptr): New type for vector functions.
288 (struct cgraph_node_set_def): New type.
289 (cgraph_node_set) New type. Also declare vector functions.
290 (struct cgraph_node_set_element_def): New type.
291 (cgraph_node_set_element): Ditto.
292 (cgraph_node_set_iterator): New iterator type.
293 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
294 cgraph_node_set_remove, dump_cgraph_node_set,
295 debug_cgraph_node_set): New prototypes.
296 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
297 cgraph_node_set_size): New inlines.
298 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
300 (struct ipa_opt_pass): Add struct cgraph_node_set_def
301 argument to function 'write_summary'.
302 * ipa.c: Include ggc.h.
303 (hash_cgraph_node_set_element,
304 eq_cgraph_node_set_element, cgraph_node_set_new,
305 cgraph_node_set_add, cgraph_node_set_remove,
306 cgraph_node_set_find, dump_cgraph_node_set,
307 debug_cgraph_node_set): New functions.
308 * Makefile.in (ipa.o): Add dependency on GGC_H.
310 2009-04-20 Ira Rosen <irar@il.ibm.com>
312 PR tree-optimization/39675
313 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
314 check of the return code of vect_schedule_slp. Check that stmt_vec_info
315 still exists for the statement, before checking its vectorization type.
317 2009-04-20 Michael Matz <matz@suse.de>
319 * Makefile.in (generated_files): Take out $(simple_generated_c).
321 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
323 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
324 (UINTPTR_TYPE): Likewise.
326 2009-04-19 Joseph Myers <joseph@codesourcery.com>
329 * c-typeck.c (digest_init): Check for initializing an array with a
332 2009-04-19 Joseph Myers <joseph@codesourcery.com>
335 * c-semantics.c (pop_stmt_list): Propagate
336 STATEMENT_LIST_HAS_LABEL to parent statement list.
338 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
340 * config/mips/mips.h (mips_tune_attr): New macro.
341 * config/mips/mips.md (cpu): Use it.
343 2009-04-19 Joseph Myers <joseph@codesourcery.com>
346 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
349 2009-04-19 Diego Novillo <dnovillo@google.com>
351 * toplev.c (compile_file): Move call to coverage_finish ...
352 * cgraphunit.c (ipa_passes): ... here.
353 Call cgraph_process_new_functions.
354 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
355 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
357 2009-04-19 Jan Hubicka <jh@suse.cz>
359 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper cfun.
360 (dump_cgraph_node): Dump can throw external flag.
361 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
363 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
367 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
368 * common.opt (Wlogical-op): Move from here...
369 * c.opt (Wlogical-op): ... to here.
370 * c-typeck.c (parser_build_binary_op): Update call to
371 warn_logical_operator.
372 * c-opts.c (c_common_post_options): Enable warn_logical_op with
374 * c-common.c (warn_logical_op): Update.
375 * c-common.h (warn_logical_op): Update declaration.
377 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
379 * tree.c (protected_set_expr_location): Fix formatting.
381 2009-04-18 Joseph Myers <joseph@codesourcery.com>
384 * c-typeck.c (readonly_warning): new.
385 (build_unary_op, build_modify_expr): Use readonly_warning for
386 storing into something readonly but not const-qualified.
388 2009-04-18 Joseph Myers <joseph@codesourcery.com>
391 * c-typeck.c (build_unary_op): Check for taking address of
392 expression of type void.
394 2009-04-18 Joseph Myers <joseph@codesourcery.com>
397 * c-typeck.c (build_function_call): Check for calling a function
398 with qualified void return types. Call require_complete_type when
401 2009-04-18 Jan Hubicka <jh@suse.cz>
403 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
405 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
406 can_throw_external flag.
407 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
408 * ipa-pure-const.c (ignore_edge): New function.
409 (propagate): Compute order for NOTHROW computation; set NOTHROWs
410 only over can_throw_external edges.
411 (local_pure_const): Add nothrow flag.
412 * ipa-utils.c (searchc): Add ignore_edge callback.
413 (ipa_utils_reduced_inorder): Add ignore_edge callback.
414 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
415 (set_nothrow_function_flags): Update cgraph.
416 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
418 2009-04-18 Richard Guenther <rguenther@suse.de>
421 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
422 (fold_stmt): ... this and ...
423 (fold_stmt_inplace): ... this.
424 (fold_stmt_1): Fold references in calls and asms.
425 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
427 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
429 * tree-vrp.c (ssa_name_nonzero_p): Remove.
430 * tree.h: Remove the prototype for ssa_name_nonzero_p.
432 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
434 * tree.c (function_args_count): Remove.
435 * tree.h: Remove the prototype for function_args_count.
437 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
439 * tree-iterator.c (expr_only): Remove.
440 * tree.h: Remove the prototype for expr_only.
442 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
444 * reginfo.c (cannot_change_mode_set_regs): Remove.
445 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
447 2009-04-08 Anatoly Sokolov <aesok@post.ru>
449 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
450 whether operands 0 and 1 overlaps.
452 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
455 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
456 pointer. Use warning_at instead of warning.
457 (search_for_addr_array): Likewise.
458 (check_array_bounds): Likewise.
459 (check_all_array_refs): Check that the incoming edge is not in the
460 list of edges to be removed.
461 (check_all_array_refs): Avoid the temporal pointer.
462 (vrp_visit_cond_stmt): Fix typo.
463 (simplify_switch_using_ranges): Handle the case where the switch
464 index is an integer constant.
466 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
468 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
470 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
472 * doc/extend.texi, doc/invoke.texi: Fix typos.
474 2009-04-17 Cary Coutant <ccoutant@google.com>
476 * tree-flow-inline.h (get_lineno): Fix inverted test.
478 2009-04-17 Diego Novillo <dnovillo@google.com>
480 * tree-ssa-pre.c (create_expression_by_pieces): Remove
481 assertion for AVAIL_OUT.
483 2009-04-17 Mike Frysinger <vapier@gentoo.org>
486 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
487 * config/sh/linux-atomic.asm: Likewise.
489 2009-04-17 Diego Novillo <dnovillo@google.com>
491 * except.c (debug_eh_tree): New.
492 (struct eh_region, struct eh_status): Move ...
493 * except.h: ... here.
494 (add_type_for_runtime): Declare extern.
495 (lookup_type_for_runtime): Likewise.
496 (debug_eh_tree): Declare.
497 * Makefile.in (GTFILES): List except.h before except.c
499 2009-04-17 Diego Novillo <dnovillo@google.com>
501 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
503 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
504 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
505 (find_vars_r): ... here.
506 * tree-flow.h (find_referenced_vars_in): Declare.
507 * tree-ssa-pre.c (create_expression_by_pieces): Assert
508 that AVAIL_OUT exists for BLOCK.
509 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
510 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
511 (tree-parloops.o): Likewise.
513 2009-04-17 Simon Baldwin <simonb@google.com>
515 * toplev.c (default_tree_printer): Add handling for %E format.
517 2009-04-17 Diego Novillo <dnovillo@google.com>
519 * tree-pretty-print.c (dump_generic_node): Add break
520 after TREE_BINFO handler.
521 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
522 Handle NULL TREE_TYPEs.
523 Handle METHOD_TYPE and FUNCTION_TYPE together.
524 Call print_struct_decl when printing structures and
525 TDF_SLIM is not given.
526 (print_struct_decl): Fix logic for detecting recursion.
528 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
531 * gcc.c (create_at_file): New.
532 (compile_input_file_p): New.
533 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
534 * main.c (main): Update call to toplev_main.
535 * toplev.c (toplev_main): Change signature. Call expandargv.
536 * toplev.h (toplev_main): Change signature.
538 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
540 * dwarf2out.c (field_byte_offset): Use the type size as the field size
541 if the latter is not constant.
543 2009-04-17 David Edelsohn <edelsohn@gnu.org>
545 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
547 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
549 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
550 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
552 2009-04-17 Richard Guenther <rguenther@suse.de>
554 * tree-ssa-structalias.c (get_constraint_for_component_ref):
555 Handle component references view-converting an invariant address.
557 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
559 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
560 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
561 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
562 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
563 Use @deftypevr rather than @deftypevar.
565 2009-04-17 Richard Guenther <rguenther@suse.de>
567 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
569 (get_prop_source_stmt): Likewise.
570 (can_propagate_from): Likewise.
572 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
574 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
575 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
576 (--with-multilib-list): Add default value.
577 * configure: Regenerate.
578 * Makefile.in (TM_ENDIAN_CONFIG): Define.
579 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
580 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
581 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
582 Don't add default cpu to multilib list unnecessarily, but do enable
583 the relevant compiler option..
584 Add support for --with-multilib-list=<blank> and
585 --with-multilib-list=!<somelib> to supress unwanted multilibs.
586 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
587 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
588 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
590 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
591 (MULTILIB_OSDIRNAMES): New variable.
592 * config/sh/t-1e: Delete file.
593 * config/sh/t-mlib-sh1: Delete file.
594 * config/sh/t-mlib-sh2: Delete file.
595 * config/sh/t-mlib-sh2a: Delete file.
596 * config/sh/t-mlib-sh2a-nofpu: Delete file.
597 * config/sh/t-mlib-sh2a-single: Delete file.
598 * config/sh/t-mlib-sh2a-single-only: Delete file.
599 * config/sh/t-mlib-sh2e: Delete file.
600 * config/sh/t-mlib-sh3e: Delete file.
601 * config/sh/t-mlib-sh4: Delete file.
602 * config/sh/t-mlib-sh4-nofpu: Delete file.
603 * config/sh/t-mlib-sh4-single: Delete file.
604 * config/sh/t-mlib-sh4-single-only: Delete file.
605 * config/sh/t-mlib-sh4a: Delete file.
606 * config/sh/t-mlib-sh4a-nofpu: Delete file.
607 * config/sh/t-mlib-sh4a-single: Delete file.
608 * config/sh/t-mlib-sh4a-single-only: Delete file.
609 * config/sh/t-mlib-sh4al: Delete file.
610 * config/sh/t-mlib-sh5-32media: Delete file.
611 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
612 * config/sh/t-mlib-sh5-64media: Delete file.
613 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
614 * config/sh/t-mlib-sh5-compact: Delete file.
615 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
616 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
617 * doc/install.texi (Options specification): Add
618 --with-multilib-list and --with-endian.
620 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
622 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
624 (OBJS-common): Add plugin-version.o.
625 (plugin-version.o): New.
626 * gcc-plugin.h (plugin_gcc_version): New.
627 (plugin_default_version_check): New.
628 (plugin_init_func, plugin_init): Add version argument.
629 * plugin-version.c: New.
630 * plugin.c (str_plugin_gcc_version_name): New.
631 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
632 pass it to the init function.
633 (plugin_default_version_check): New.
635 2009-04-17 Richard Guenther <rguenther@suse.de>
637 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
638 for decl-vs-decl disambiguation.
640 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
642 * config/s390/s390.h (s390_tune_attr): New macro definition.
643 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
645 2009-04-17 Richard Guenther <rguenther@suse.de>
647 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
648 (fold_stmt_r): Likewise.
649 (maybe_fold_reference): New function.
650 (fold_gimple_assign): Handle cases fold_stmt_r did.
651 (fold_stmt): Do not use fold_stmt_r.
652 (fold_stmt_inplace): Likewise.
654 2009-04-17 Richard Guenther <rguenther@suse.de>
656 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
657 (record_equivalences_from_stmt): Remove useless checks and
659 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
660 the type is already suitable.
662 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
664 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
666 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
668 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
669 (CMPtype): Define as __gcc_CMPtype.
671 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
673 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
674 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
676 2009-04-17 Richard Guenther <rguenther@suse.de>
678 PR tree-optimization/39746
679 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
680 special-casing for builtins and static variable use/def.
681 (call_may_clobber_ref_p_1): Likewise.
683 2009-04-16 Ian Lance Taylor <iant@google.com>
685 * df.h: Include "timevar.h".
686 (struct df_problem): Change tv_id field to timevar_id_t.
687 * tree-pass.h: Include "timevar.h".
688 (struct opt_pass): Change tv_id field to timevar_id_t.
689 * timevar.h (timevar_id_t): Define TV_NONE.
690 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
691 TV_NONE rather than tv_id != 0.
692 (execute_one_pass): Likewise.
693 * Makefile.in (DF_H): Add $(TIMEVAR_H).
694 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
695 dependencies to $(TREE_PASS_H).
696 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
698 (pass_branch_target_load_optimize2): Likewise.
699 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
700 (pass_outof_cfg_layout_mode): Likewise.
701 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
702 (pass_rebuild_cgraph_edges): Likewise.
703 (pass_remove_cgraph_callee_edges): Likewise.
704 * df-core.c (pass_df_initialize_opt): Likewise.
705 (pass_df_initialize_no_opt): Likewise.
706 (pass_df_finish): Likewise.
707 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
708 * except.c (pass_set_nothrow_function_flags): Likewise.
709 (pass_convert_to_eh_region_ranges): Likewise.
710 * final.c (pass_compute_alignments): Likewise.
711 * function.c (pass_instantiate_virtual_regs): Likewise.
712 (pass_init_function): Likewise.
713 (pass_leaf_regs): Likewise.
714 (pass_match_asm_constraints): Likewise.
715 * gimple-low.c (pass_lower_cf): Likewise.
716 (pass_mark_used_blocks): Likewise.
717 * init-regs.c (pass_initialize_regs): Likewise.
718 * integrate.c (pass_initial_value_sets): Likewise.
719 * ira.c (pass_ira): Likewise.
720 * jump.c (pass_cleanup_barriers): Likewise.
721 * omp-low.c (pass_expand_omp): Likewise.
722 (pass_lower_omp): Likewise.
723 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
724 * recog.c (pass_split_all_insns): Likewise.
725 (pass_split_after_reload): Likewise.
726 (pass_split_before_regstack): Likewise.
727 (pass_split_before_sched2): Likewise.
728 (pass_split_for_shorten_branches): Likewise.
729 * reginfo.c (pass_reginfo_init): Likewise.
730 (pass_subregs_of_mode_init): Likewise.
731 (pass_subregs_of_mode_finish): Likewise.
732 * passes.c (pass_postreload): Likewise.
733 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
734 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
735 (pass_warn_function_return): Likewise.
736 (pass_warn_function_noreturn): Likewise.
737 * tree-complex.c (pass_lower_complex): Likewise.
738 (pass_lower_complex_O0): Likewise.
739 * tree-if-conv.c (pass_if_conversion): Likewise.
740 * tree-into-ssa.c (pass_build_ssa): Likewise.
741 * tree-mudflap.c (pass_mudflap_1): Likewise.
742 (pass_mudflap_2): Likewise.
743 * tree-nomudflap.c (pass_mudflap_1): Likewise.
744 (pass_mudflap_2): Likewise.
745 * tree-nrv.c (pass_return_slot): Likewise.
746 * tree-object-size.c (pass_object_sizes): Likewise.
747 * tree-optimize.c (pass_all_optimizations): Likewise.
748 (pass_early_local_passes): Likewise.
749 (pass_all_early_optimizations): Likewise.
750 (pass_cleanup_cfg): Likewise.
751 (pass_cleanup_cfg_post_optimizing): Likewise.
752 (pass_free_datastructures): Likewise.
753 (pass_free_cfg_annotations): Likewise.
754 (pass_fixup_cfg): Likewise.
755 (pass_init_datastructures): Likewise.
756 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
757 (pass_late_warn_uninitialized): Likewise.
758 (pass_update_address_taken): Likewise.
759 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
760 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
761 (pass_cse_sincos): Likewise.
762 (pass_convert_to_rsqrt): Likewise.
763 * tree-ssa-structalias.c (pass_build_alias): Likewise.
764 * tree-stdarg.c (pass_stdarg): Likewise.
765 * tree-tailcall.c (pass_tail_recursion): Likewise.
766 (pass_tail_calls): Likewise.
767 * tree-vect-generic.c (pass_lower_vector): Likewise.
768 (pass_lower_vector_ssa): Likewise.
769 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
771 2009-04-16 Joseph Myers <joseph@codesourcery.com>
773 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
775 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
777 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
780 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
783 * config/sh/predicates.md (arith_operand): Check if the operand
784 of TRUNCATE is a REG.
786 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
788 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
789 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
791 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
793 * tree-iterator.c (tsi_split_statement_list_after,
794 tsi_split_statement_list_before): Remove.
795 * tree-iterator.h: Remove the prototypes for
796 tsi_split_statement_list_after and tsi_split_statement_list_before.
798 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
800 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
801 * tree-ssa-propagate.h: Remove the prototype for
802 stmt_makes_single_load.
804 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
806 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
807 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
809 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
811 * tree-iterator.c (EXPR_LAST_BODY): Remove.
813 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
815 * except.c (eh_region_outer_p): Remove.
816 * except.h: Remove the prototype for eh_region_outer_p.
818 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
820 * function.c (current_function_assembler_name): Remove.
821 * function.h: Remove the prototype for
822 current_function_assembler_name.
824 2009-04-16 Ian Lance Taylor <iant@google.com>
826 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
827 (add_reg_note): Call alloc_reg_note.
828 * rtl.h (alloc_reg_note): Declare.
829 * combine.c (try_combine): Use alloc_reg_note.
830 (recog_for_combine, move_deaths): Likewise.
831 (distribute_notes): Use alloc_reg_note and add_reg_note.
832 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
833 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
834 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
836 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
838 PR rtl-optimization/39762
839 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
840 ira_may_move_out_cost): Add comments about way of their usage.
841 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
843 * ira-conflicts.c (process_regs_for_copy): Use function
844 ira_get_register_move_cost instead of global
845 ira_register_move_cost.
847 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
848 color_pass, move_spill_restore, update_curr_costs): Ditto.
850 * ira-lives.c (process_single_reg_class_operands): Ditto.
852 * ira-emit.c (emit_move_list): Ditto.
854 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
855 (record_reg_classes): Ditto. Use functions
856 ira_get_register_move_cost and ira_get_may_move_cost instead of
857 global vars ira_register_move_cost, ira_may_move_out_cost and
858 ira_may_move_in_cost.
859 (record_address_regs): Don't call ira_init_register_move_cost.
860 Use function ira_get_may_move_cost instead of global
861 ira_may_move_in_cost.
862 (process_bb_node_for_hard_reg_moves): Use function
863 ira_get_register_move_cost instead of global ira_register_move_cost.
864 (ira_costs): Don't call ira_init_register_move_cost.
866 2009-04-16 Richard Guenther <rguenther@suse.de>
868 * tree-cfg.c (verify_gimple_assign_binary):
869 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
870 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
871 (create_general_new_stmt): Note that this function is broken.
873 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
875 * common.opt (fhelp): Add Var(help_flag).
876 * gcc-plugin.h (plugin_info): Add help.
877 * plugin.c (plugin_name_args): Add help.
878 (register_plugin_info): Set plugin->help.
879 (print_help_one_plugin): New.
880 (print_plugins_help): New.
881 * plugin.h (print_plugins_help): New.
882 * toplev.c (toplev_main): Call print_plugins_help if needed.
884 2009-04-16 Richard Guenther <rguenther@suse.de>
886 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
887 (gimple_ior_addresses_taken_1): New function.
888 (gimple_ior_addresses_taken): Likewise.
889 * gimple.h (struct gimple_statement_with_ops_base): Remove
890 addresses_taken member.
891 (gimple_ior_addresses_taken): Declare.
892 (gimple_addresses_taken, gimple_addresses_taken_ptr,
893 gimple_set_addresses_taken): Remove.
894 * ipa-reference.c (mark_address): New function.
895 (scan_stmt_for_static_refs): Use it for marking addresses taken.
896 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
897 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
898 (gimple_add_to_addresses_taken): Remove.
899 (get_tmr_operands): Call mark_address_taken.
900 (get_asm_expr_operands): Likewise.
901 (get_expr_operands): Likewise.
902 (build_ssa_operands): Do not clear the addresses_taken bitmap.
903 (free_stmt_operands): Do not free it.
904 * tree-ssa.c (delete_tree_ssa): Likewise.
905 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
907 2009-04-16 Richard Guenther <rguenther@suse.de>
909 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
910 (walk_stmt_load_store_ops): Likewise.
911 * gimple.c (get_base_loadstore): New function.
912 (walk_stmt_load_store_addr_ops): Likewise.
913 (walk_stmt_load_store_ops): Likewise.
914 * ipa-pure-const.c (check_op): Simplify.
915 (check_load, check_store): New functions.
916 (check_stmt): Use walk_stmt_load_store_ops.
917 * ipa-reference.c (mark_load): Adjust signature.
918 (mark_store): Likewise.
919 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
921 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
923 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
925 * opts.c (common_handle_option): Don't call print_version.
926 * plugin.c (plugin_name_args): Add version.
927 (register_plugin_info): New.
928 (register_callback): Handle PLUGIN_INFO.
929 (try_init_one_plugin): New.
930 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
932 (finalize_one_plugin): New.
933 (finalize_plugins): New.
934 (print_one_plugin): New.
935 (print_plugins_versions): New.
936 * plugin.h (print_plugins_versions): New.
937 (finalize_plugins): New.
938 * toplev.c (compile_file): Don't call initialize_plugins.
939 (print_version): Call print_plugins_versions.
940 (toplev_main): Call initialize_plugins. Print version if needed.
941 Call finalize_plugins.
943 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
945 * common.opt (fversion): New.
946 * gcc.c (print_version): New.
947 (process_command): Don't print the version. Just set print_version.
948 (main): Print version. Call subprocesses if print_version and
949 verbose_flag are set.
950 * opts.c (common_handle_option): Handle OPT_fversion.
952 2009-04-16 Richard Guenther <rguenther@suse.de>
953 Ira Rosen <irar@il.ibm.com>
955 PR tree-optimization/39698
956 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
957 type of the reduction variable. Only generate the def if
960 * omp-low.c (expand_omp_for_generic): When converting to a pointer
961 make sure to first convert to an integer of the same precision.
962 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
963 the type of the evolution correctly in computing the new
964 induction variable base.
966 2009-04-16 Richard Guenther <rguenther@suse.de>
969 * tree-cfg.c (make_blocks): Split statements with to-be
970 abnormal SSA names on the lhs.
972 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
974 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
975 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
976 * c-typeck.c (really_start_incremental_init): Likewise.
977 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
978 (TARGET_INITIALIZER): Remove it.
979 * target.h (struct target): Remove vector_opaque_p.
980 * tree.c (build_opaque_vector_type): New.
981 * tree.h (TYPE_VECTOR_OPAQUE): New.
982 (build_opaque_vector_type): Declare.
983 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
984 * config/rs6000/rs6000.c (build_opaque_vector_type,
985 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
986 (rs6000_init_builtins): Use build_opaque_vector_type for
987 opaque_V4SI_type_node.
989 2009-04-15 Catherine Moore <clm@codesourcery.com>
991 * debug.h (set_name): Declare.
992 * dwarf2out.c (dwarf2out_set_name): Declare.
993 (dwarf2_debug_hooks): Add set_name.
994 (find_AT_string): New.
995 (add_AT_string): Call find_AT_string.
996 (dwarf2out_set_name): New.
997 * cp/decl.c (grokdeclarator): Call set_name.
998 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
999 * debug.c (do_nothing_debug_hooks): Likewise.
1000 * dbxout.c (dbx_debug_hooks): Likewise.
1001 * sdbout.c (sdb_debug_hooks): Likewise.
1003 2009-04-15 Michael Eager <eager@eagercon.com>
1005 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1006 reg for single-precision FPU.
1007 * config/rs6000/rs6000.md (movsi_internal1): Only for
1009 (movsi_internal1_single): New. Add pattern to move SI values to/from
1010 single-precision FP regs.
1012 2009-04-15 Richard Guenther <rguenther@suse.de>
1014 * omp-low.c (lower_rec_input_clauses): Build correct address
1016 (expand_omp_for_generic): Fix multiplication type.
1017 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1018 (generate_memset_zero): Fix types.
1019 * tree-profile.c (prepare_instrumented_value): Correctly
1022 2009-04-15 Ian Lance Taylor <iant@google.com>
1024 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1025 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1026 for -Wall and for -Wc++-compat.
1027 (c_common_post_options): For C++, set warn_enum_compare if not
1029 * c-tree.h (struct c_expr): Add field original_type.
1030 (build_external_ref): Update declaration.
1031 * c-parser.c (c_parser_braced_init): Set original_type.
1032 (c_parser_initelt): Likewise.
1033 (c_parser_expr_no_commas): Likewise.
1034 (c_parser_conditional_expression): Likewise.
1035 (c_parser_cast_expression): Likewise.
1036 (c_parser_unary_expression): Likewise. Pull setting of
1037 original_code to top of function.
1038 (c_parser_sizeof_expression): Set original_type.
1039 (c_parser_alignof_expression): Likewise.
1040 (c_parser_postfix_expression): Likewise. Pull setting of
1041 original_code to top of function.
1042 (c_parser_postfix_expression_after_paren_type): Set original_type.
1043 (c_parser_postfix_expression_after_primary): Likewise.
1044 (c_parser_expression): Likewise.
1045 * c-typeck.c (build_external_ref): Add type parameter. Change all
1047 (c_expr_sizeof_expr): Set original_type field.
1048 (parser_build_unary_op): Likewise.
1049 (parser_build_binary_op): Likewise. Optionally warn about
1050 comparisons of enums of different types.
1051 (digest_init): Set original_type field.
1052 (really_start_incremental_init): Likewise.
1053 (push_init_level, pop_init_level): Likewise.
1054 * doc/invoke.texi (Warning Options): -Wenum-compare now
1057 2009-04-15 Richard Guenther <rguenther@suse.de>
1059 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1060 out a necessary conversion.
1061 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1062 names we didn't value number.
1063 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1065 2009-04-15 Richard Guenther <rguenther@suse.de>
1067 PR tree-optimization/39764
1068 * tree-ssa-ccp.c (get_value): Canonicalize value with
1069 canonicalize_float_value.
1071 2009-04-15 Jan Hubicka <jh@suse.cz>
1073 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1074 Wrong version of patch.
1076 2009-04-15 Jan Hubicka <jh@suse.cz>
1078 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1080 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1082 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1083 our distinct integral and vector types.
1085 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1087 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1088 * init.c (build_vtbl_address): Remove call to assemble_external.
1090 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1092 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1093 output for other floating point modes.
1095 2009-04-14 Diego Novillo <dnovillo@google.com>
1097 * diagnostic.c (diagnostic_report_diagnostic): Do not
1098 warn about loaded plugins for DK_ERROR and DK_WARNING.
1099 * c-decl.c (declspecs_add_type): Move call to
1100 invoke_plugin_callbacks ...
1101 * c-parser.c (c_parser_declspecs): ... here.
1102 * plugin.c (dump_active_plugins): Tidy output.
1104 2009-04-14 Diego Novillo <dnovillo@google.com>
1105 Le-Chun Wu <lcwu@google.com>
1107 * configure.ac: Add --enable-plugin support.
1108 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1109 * Makefile.in (PLUGIN_H): Define.
1110 Export ENABLE_PLUGIN and GMPINC to site.exp.
1111 Add PLUGINLIBS to link command.
1112 Add/modify dependencies for plugin.o and files including plugin.h.
1114 * config.in: Regenerate.
1116 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1119 2009-04-14 Le-Chun Wu <lcwu@google.com>
1121 * tree-pass.h (register_one_dump_file): Add a prototype for
1122 register_one_dump_file.
1123 * toplev.c (compile_file): Call initialize_plugins.
1124 (do_compile): Call invoke_plugin_callbacks.
1125 (toplev_main): Call invoke_plugin_callbacks.
1126 * common.opt: Add -fplugin= and -fplugin-arg-.
1127 * gcc-plugin.h: New public header file for plugins to include.
1128 * plugin.c: New source file.
1129 * plugin.h: New internal header file.
1130 * passes.c (register_one_dump_file): Make it external.
1132 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1134 2009-04-14 Diego Novillo <dnovillo@google.com>
1136 * doc/plugins.texi: New.
1137 * doc/gccint.texi: Add reference to Plugins chapter.
1138 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1139 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1140 loaded plugins, if any.
1141 * timevar.def (TV_PLUGIN_INIT): Define.
1142 (TV_PLUGIN_RUN): Define.
1143 * plugin.c: Include timevar.h
1144 (plugins_active_p): New.
1145 (dump_active_plugins): New.
1146 (debug_active_plugins): New.
1148 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1150 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1152 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1154 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1156 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1157 the same as a minus without a shift.
1159 2009-04-14 Nick Clifton <nickc@redhat.com>
1161 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1162 comparisons with small integers will always produce a short
1165 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1168 2008-12-19 Diego Novillo <dnovillo@google.com>
1170 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1172 2000-04-14 Richard Guenther <rguenther@suse.de>
1174 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1176 (verify_gimple_assign_binary): Likewise. Handle shifts and
1178 (verify_gimple_phi): Print the mismatched argument position.
1179 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1181 (vect_update_init_of_dr): Likewise.
1182 * matrix-reorg.c (transform_access_sites): Do what the
1184 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1186 2009-04-13 Michael Eager <eager@eagercon.com>
1188 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1189 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1190 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1191 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1192 remove duplicate config
1194 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1196 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1197 file_name:line_number type locator of the call site.
1199 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1201 * genautomata.c: Put blank after comma.
1202 (automaton_decls): New.
1203 (struct unit_usage): Add comments to member next.
1204 (store_alt_unit_usage): Keep the list ordered.
1205 (unit_present_on_list_p, equal_alternatives_p): New.
1206 (check_regexp_units_distribution): Check units distribution
1207 correctness correctly.
1208 (main): Don't write automata if error is found. Return correct
1211 * config/m68k/cf.md (cfv4_ds): Remove.
1212 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1213 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1215 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1216 power4-load-ext, power4-store, power4-store-update,
1217 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1218 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1219 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1220 power4-sqrt, power4-isync): Modify reservation to make correct
1221 unit distribution to automata.
1223 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1224 power5-store-update, power5-two, power5-three, power5-lmul,
1225 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1227 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1229 * except.c (pass_set_nothrow_function_flags): Set name and add
1231 (set_nothrow_function_flags): Mention in the dump file when
1232 changing a function to nothrow.
1234 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1237 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1238 instead of unsigned long.
1240 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1242 * config/arm/arm.c (return_used_this_function): Remove.
1243 (arm_output_function_prologue): Remove use of
1244 return_used_this_function.
1245 (output_return_instruction): Replace use of
1246 return_used_this_function
1247 by cfun->machine->return_used_this_function.
1248 (arm_output_epilogue): Likewise.
1249 (arm_output_function_epilogue): Likewise.
1250 (thumb_unexpanded_epilogue): Likewise.
1251 * config/arm/arm.h (struct machine_function):
1252 New member return_used_this_function.
1254 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1256 * doc/install.texi: Correct description of default directory for
1257 --with-gxx-include-dir.
1259 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1261 * fold-const.c (build_range_check): Properly deal with enumeral and
1264 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1266 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1267 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1268 * params.h (MAX_GCSE_PASSES): Remove.
1269 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1270 in sequence. Remove ability to run multiple passes.
1271 (bypass_jumps): Report run as third CPROP pass.
1273 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1276 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1277 when deciding whether the whole SEQUENCE can throw.
1279 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1282 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1283 offseted label references.
1285 2009-04-11 Jan Hubicka <jh@suse.cz>
1287 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1289 2009-04-11 Richard Guenther <rguenther@suse.de>
1292 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
1293 return variables as TREE_ADDRESSABLE.
1295 2009-04-11 Richard Guenther <rguenther@suse.de>
1297 PR tree-optimization/39713
1298 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
1299 reference trees have SSA_NAME operands.
1301 2009-04-11 Richard Guenther <rguenther@suse.de>
1304 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
1305 address expressions.
1307 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
1309 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
1310 match changes in Cygwin 1.7
1311 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1312 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
1314 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1316 PR tree-optimization/39701
1317 * doc/invoke.texi (Optimization Options): Document change in
1318 meaning and initialization of -fdelete-null-pointer-checks.
1320 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1323 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
1325 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
1328 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
1330 2009-04-10 Chao-ying Fu <fu@mips.com>
1332 * doc/tm.texi (Instruction Output): Document
1333 TARGET_ASM_FINAL_POSTSCAN_INSN.
1334 * target.h (final_postscan_insn): New field in asm_out.
1335 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1336 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
1337 * final.c (final_scan_insn): Call
1338 targetm.asm_out.final_postscan_insn after outputting
1339 an asm macro and a normal instruction.
1341 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
1342 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
1343 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
1344 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
1345 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1347 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1350 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
1351 variables as non-NULL even with -fdelete-null-pointer-checks.
1353 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1355 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1357 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1360 * config/i386/i386.c (classify_argument): Handle SCmode with
1361 (bit_offset % 64) != 0.
1363 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1365 * doc/invoke.texi (Optimize Options): Add cross-reference to
1366 -Q --help=optimizers examples.
1368 2009-04-10 Ben Elliston <bje@au.ibm.com>
1371 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1372 regalign for the reg == fpr and TDmode case.
1374 2009-04-09 David Ayers <ayers@fsfe.org>
1377 * objc/objc-act.c (warn_with_method): Remove helper function.
1378 (check_duplicates): Call warning and inform directly.
1379 (really_start_method): Likewise.
1381 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1383 * expmed.c (expand_divmod): Always use a comparison for a division
1384 by a large unsigned integer.
1386 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1387 for things others than variables or functions as nonzero.
1389 2009-04-09 Nick Clifton <nickc@redhat.com>
1391 * unwind-compat.c: Change copyright header to refer to version
1392 3 of the GNU General Public License with version 3.1 of the
1393 GCC Runtime Library Exception and to point readers at the
1394 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1395 * config/alpha/crtfastmath.c: Likewise.
1396 * config/alpha/linux-unwind.h: Likewise.
1397 * config/alpha/qrnnd.asm: Likewise.
1398 * config/alpha/vms-crt0-64.c: Likewise.
1399 * config/alpha/vms-crt0.c: Likewise.
1400 * config/alpha/vms-dwarf2.asm: Likewise.
1401 * config/alpha/vms-dwarf2eh.asm: Likewise.
1402 * config/alpha/vms-psxcrt0-64.c: Likewise.
1403 * config/alpha/vms-psxcrt0.c: Likewise.
1404 * config/alpha/vms_tramp.asm: Likewise.
1405 * config/arc/initfini.c: Likewise.
1406 * config/arc/lib1funcs.asm: Likewise.
1407 * config/arm/bpabi-v6m.S: Likewise.
1408 * config/arm/bpabi.S: Likewise.
1409 * config/arm/bpabi.c: Likewise.
1410 * config/arm/crti.asm: Likewise.
1411 * config/arm/crtn.asm: Likewise.
1412 * config/arm/ieee754-df.S: Likewise.
1413 * config/arm/ieee754-sf.S: Likewise.
1414 * config/arm/lib1funcs.asm: Likewise.
1415 * config/arm/libunwind.S: Likewise.
1416 * config/arm/linux-atomic.c: Likewise.
1417 * config/arm/mmintrin.h: Likewise.
1418 * config/arm/pr-support.c: Likewise.
1419 * config/arm/unaligned-funcs.c: Likewise.
1420 * config/arm/unwind-arm.c: Likewise.
1421 * config/arm/unwind-arm.h: Likewise.
1422 * config/avr/libgcc.S: Likewise.
1423 * config/bfin/crti.s: Likewise.
1424 * config/bfin/crtlibid.s: Likewise.
1425 * config/bfin/crtn.s: Likewise.
1426 * config/bfin/lib1funcs.asm: Likewise.
1427 * config/bfin/linux-unwind.h: Likewise.
1428 * config/cris/arit.c: Likewise.
1429 * config/cris/cris_abi_symbol.c: Likewise.
1430 * config/darwin-64.c: Likewise.
1431 * config/darwin-crt2.c: Likewise.
1432 * config/darwin-crt3.c: Likewise.
1433 * config/darwin.h: Likewise.
1434 * config/dbxelf.h: Likewise.
1435 * config/dfp-bit.c: Likewise.
1436 * config/dfp-bit.h: Likewise.
1437 * config/elfos.h: Likewise.
1438 * config/fixed-bit.c: Likewise.
1439 * config/fixed-bit.h: Likewise.
1440 * config/fp-bit.c: Likewise.
1441 * config/fp-bit.h: Likewise.
1442 * config/fr30/crti.asm: Likewise.
1443 * config/fr30/crtn.asm: Likewise.
1444 * config/fr30/lib1funcs.asm: Likewise.
1445 * config/freebsd-spec.h: Likewise.
1446 * config/frv/cmovd.c: Likewise.
1447 * config/frv/cmovh.c: Likewise.
1448 * config/frv/cmovw.c: Likewise.
1449 * config/frv/frvbegin.c: Likewise.
1450 * config/frv/frvend.c: Likewise.
1451 * config/frv/lib1funcs.asm: Likewise.
1452 * config/glibc-stdint.h: Likewise.
1453 * config/h8300/clzhi2.c: Likewise.
1454 * config/h8300/crti.asm: Likewise.
1455 * config/h8300/crtn.asm: Likewise.
1456 * config/h8300/ctzhi2.c: Likewise.
1457 * config/h8300/fixunssfsi.c: Likewise.
1458 * config/h8300/lib1funcs.asm: Likewise.
1459 * config/h8300/parityhi2.c: Likewise.
1460 * config/h8300/popcounthi2.c: Likewise.
1461 * config/i386/ammintrin.h: Likewise.
1462 * config/i386/att.h: Likewise.
1463 * config/i386/avxintrin.h: Likewise.
1464 * config/i386/biarch64.h: Likewise.
1465 * config/i386/bmmintrin.h: Likewise.
1466 * config/i386/cpuid.h: Likewise.
1467 * config/i386/cross-stdarg.h: Likewise.
1468 * config/i386/crtfastmath.c: Likewise.
1469 * config/i386/crtprec.c: Likewise.
1470 * config/i386/cygming-crtbegin.c: Likewise.
1471 * config/i386/cygming-crtend.c: Likewise.
1472 * config/i386/cygwin.asm: Likewise.
1473 * config/i386/emmintrin.h: Likewise.
1474 * config/i386/gmm_malloc.h: Likewise.
1475 * config/i386/gthr-win32.c: Likewise.
1476 * config/i386/i386.h: Likewise.
1477 * config/i386/immintrin.h: Likewise.
1478 * config/i386/linux-unwind.h: Likewise.
1479 * config/i386/linux64.h: Likewise.
1480 * config/i386/mm3dnow.h: Likewise.
1481 * config/i386/mmintrin-common.h: Likewise.
1482 * config/i386/mmintrin.h: Likewise.
1483 * config/i386/nmmintrin.h: Likewise.
1484 * config/i386/pmm_malloc.h: Likewise.
1485 * config/i386/pmmintrin.h: Likewise.
1486 * config/i386/smmintrin.h: Likewise.
1487 * config/i386/sol2-c1.asm: Likewise.
1488 * config/i386/sol2-ci.asm: Likewise.
1489 * config/i386/sol2-cn.asm: Likewise.
1490 * config/i386/sol2-gc1.asm: Likewise.
1491 * config/i386/tmmintrin.h: Likewise.
1492 * config/i386/unix.h: Likewise.
1493 * config/i386/w32-unwind.h: Likewise.
1494 * config/i386/wmmintrin.h: Likewise.
1495 * config/i386/x86-64.h: Likewise.
1496 * config/i386/x86intrin.h: Likewise.
1497 * config/i386/xmmintrin.h: Likewise.
1498 * config/ia64/crtbegin.asm: Likewise.
1499 * config/ia64/crtend.asm: Likewise.
1500 * config/ia64/crtfastmath.c: Likewise.
1501 * config/ia64/crti.asm: Likewise.
1502 * config/ia64/crtn.asm: Likewise.
1503 * config/ia64/fde-glibc.c: Likewise.
1504 * config/ia64/lib1funcs.asm: Likewise.
1505 * config/ia64/linux-unwind.h: Likewise.
1506 * config/ia64/quadlib.c: Likewise.
1507 * config/ia64/unwind-ia64.c: Likewise.
1508 * config/linux.h: Likewise.
1509 * config/m32c/m32c-lib1.S: Likewise.
1510 * config/m32c/m32c-lib2-trapv.c: Likewise.
1511 * config/m32c/m32c-lib2.c: Likewise.
1512 * config/m32r/initfini.c: Likewise.
1513 * config/m68hc11/larith.asm: Likewise.
1514 * config/m68hc11/m68hc11-crt0.S: Likewise.
1515 * config/m68k/cf.md: Likewise.
1516 * config/m68k/crti.s: Likewise.
1517 * config/m68k/crtn.s: Likewise.
1518 * config/m68k/lb1sf68.asm: Likewise.
1519 * config/m68k/linux-unwind.h: Likewise.
1520 * config/mcore/crti.asm: Likewise.
1521 * config/mcore/crtn.asm: Likewise.
1522 * config/mcore/lib1.asm: Likewise.
1523 * config/mips/linux-unwind.h: Likewise.
1524 * config/mips/loongson.h: Likewise.
1525 * config/mips/mips16.S: Likewise.
1526 * config/mmix/crti.asm: Likewise.
1527 * config/mmix/crtn.asm: Likewise.
1528 * config/pa/fptr.c: Likewise.
1529 * config/pa/hpux-unwind.h: Likewise.
1530 * config/pa/lib2funcs.asm: Likewise.
1531 * config/pa/linux-atomic.c: Likewise.
1532 * config/pa/linux-unwind.h: Likewise.
1533 * config/pa/milli64.S: Likewise.
1534 * config/pa/quadlib.c: Likewise.
1535 * config/pa/stublib.c: Likewise.
1536 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1537 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1538 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1539 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1540 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1541 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1542 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1543 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1544 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1545 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1546 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1547 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1548 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1549 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1550 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1551 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1552 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1553 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1554 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1555 * config/rs6000/750cl.h: Likewise.
1556 * config/rs6000/altivec.h: Likewise.
1557 * config/rs6000/biarch64.h: Likewise.
1558 * config/rs6000/crtresfpr.asm: Likewise.
1559 * config/rs6000/crtresgpr.asm: Likewise.
1560 * config/rs6000/crtresxfpr.asm: Likewise.
1561 * config/rs6000/crtresxgpr.asm: Likewise.
1562 * config/rs6000/crtsavfpr.asm: Likewise.
1563 * config/rs6000/crtsavgpr.asm: Likewise.
1564 * config/rs6000/darwin-asm.h: Likewise.
1565 * config/rs6000/darwin-fallback.c: Likewise.
1566 * config/rs6000/darwin-fpsave.asm: Likewise.
1567 * config/rs6000/darwin-ldouble.c: Likewise.
1568 * config/rs6000/darwin-tramp.asm: Likewise.
1569 * config/rs6000/darwin-unwind.h: Likewise.
1570 * config/rs6000/darwin-vecsave.asm: Likewise.
1571 * config/rs6000/darwin-world.asm: Likewise.
1572 * config/rs6000/e500crtres32gpr.asm: Likewise.
1573 * config/rs6000/e500crtres64gpr.asm: Likewise.
1574 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1575 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1576 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1577 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1578 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1579 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1580 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1581 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1582 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1583 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1584 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1585 * config/rs6000/eabi-ci.asm: Likewise.
1586 * config/rs6000/eabi-cn.asm: Likewise.
1587 * config/rs6000/eabi.asm: Likewise.
1588 * config/rs6000/linux-unwind.h: Likewise.
1589 * config/rs6000/linux64.h: Likewise.
1590 * config/rs6000/paired.h: Likewise.
1591 * config/rs6000/paired.md: Likewise.
1592 * config/rs6000/ppc64-fp.c: Likewise.
1593 * config/rs6000/ppu_intrinsics.h: Likewise.
1594 * config/rs6000/rs6000.h: Likewise.
1595 * config/rs6000/si2vmx.h: Likewise.
1596 * config/rs6000/sol-ci.asm: Likewise.
1597 * config/rs6000/sol-cn.asm: Likewise.
1598 * config/rs6000/spe.h: Likewise.
1599 * config/rs6000/spu2vmx.h: Likewise.
1600 * config/rs6000/sysv4.h: Likewise.
1601 * config/rs6000/tramp.asm: Likewise.
1602 * config/rs6000/vec_types.h: Likewise.
1603 * config/s390/linux-unwind.h: Likewise.
1604 * config/s390/tpf-unwind.h: Likewise.
1605 * config/score/crti.asm: Likewise.
1606 * config/score/crtn.asm: Likewise.
1607 * config/sh/crt1.asm: Likewise.
1608 * config/sh/crti.asm: Likewise.
1609 * config/sh/crtn.asm: Likewise.
1610 * config/sh/divtab-sh4-300.c: Likewise.
1611 * config/sh/divtab-sh4.c: Likewise.
1612 * config/sh/divtab.c: Likewise.
1613 * config/sh/lib1funcs-4-300.asm: Likewise.
1614 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1615 * config/sh/lib1funcs.asm: Likewise.
1616 * config/sh/lib1funcs.h: Likewise.
1617 * config/sh/linux-atomic.asm: Likewise.
1618 * config/sh/linux-unwind.h: Likewise.
1619 * config/sh/shmedia.h: Likewise.
1620 * config/sh/sshmedia.h: Likewise.
1621 * config/sh/ushmedia.h: Likewise.
1622 * config/sparc/crtfastmath.c: Likewise.
1623 * config/sparc/linux-unwind.h: Likewise.
1624 * config/sparc/sol2-c1.asm: Likewise.
1625 * config/sparc/sol2-ci.asm: Likewise.
1626 * config/sparc/sol2-cn.asm: Likewise.
1627 * config/spu/divmodti4.c: Likewise.
1628 * config/spu/divv2df3.c: Likewise.
1629 * config/spu/float_disf.c: Likewise.
1630 * config/spu/float_unsdidf.c: Likewise.
1631 * config/spu/float_unsdisf.c: Likewise.
1632 * config/spu/float_unssidf.c: Likewise.
1633 * config/spu/mfc_multi_tag_release.c: Likewise.
1634 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1635 * config/spu/mfc_tag_release.c: Likewise.
1636 * config/spu/mfc_tag_reserve.c: Likewise.
1637 * config/spu/mfc_tag_table.c: Likewise.
1638 * config/spu/multi3.c: Likewise.
1639 * config/spu/spu_internals.h: Likewise.
1640 * config/spu/spu_intrinsics.h: Likewise.
1641 * config/spu/spu_mfcio.h: Likewise.
1642 * config/spu/vec_types.h: Likewise.
1643 * config/spu/vmx2spu.h: Likewise.
1644 * config/stormy16/stormy16-lib2.c: Likewise.
1645 * config/svr4.h: Likewise.
1646 * config/sync.c: Likewise.
1647 * config/v850/lib1funcs.asm: Likewise.
1648 * config/vxlib-tls.c: Likewise.
1649 * config/vxlib.c: Likewise.
1650 * config/vxworks-dummy.h: Likewise.
1651 * config/xtensa/crti.asm: Likewise.
1652 * config/xtensa/crtn.asm: Likewise.
1653 * config/xtensa/ieee754-df.S: Likewise.
1654 * config/xtensa/ieee754-sf.S: Likewise.
1655 * config/xtensa/lib1funcs.asm: Likewise.
1656 * config/xtensa/lib2funcs.S: Likewise.
1657 * config/xtensa/linux-unwind.h: Likewise.
1658 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1659 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1660 * coretypes.h: Likewise.
1661 * crtstuff.c: Likewise.
1662 * defaults.h: Likewise.
1663 * dwarf2.h: Likewise.
1664 * emutls.c: Likewise.
1665 * gbl-ctors.h: Likewise.
1666 * gcov-io.h: Likewise.
1667 * ginclude/float.h: Likewise.
1668 * ginclude/iso646.h: Likewise.
1669 * ginclude/stdarg.h: Likewise.
1670 * ginclude/stdbool.h: Likewise.
1671 * ginclude/stddef.h: Likewise.
1672 * ginclude/stdfix.h: Likewise.
1673 * ginclude/stdint-gcc.h: Likewise.
1674 * ginclude/tgmath.h: Likewise.
1675 * gthr-aix.h: Likewise.
1676 * gthr-dce.h: Likewise.
1677 * gthr-gnat.c: Likewise.
1678 * gthr-gnat.h: Likewise.
1679 * gthr-lynx.h: Likewise.
1680 * gthr-mipssde.h: Likewise.
1681 * gthr-nks.h: Likewise.
1682 * gthr-posix.c: Likewise.
1683 * gthr-posix.h: Likewise.
1684 * gthr-posix95.h: Likewise.
1685 * gthr-rtems.h: Likewise.
1686 * gthr-single.h: Likewise.
1687 * gthr-solaris.h: Likewise.
1688 * gthr-tpf.h: Likewise.
1689 * gthr-vxworks.h: Likewise.
1690 * gthr-win32.h: Likewise.
1692 * libgcc2.c: Likewise.
1693 * libgcc2.h: Likewise.
1694 * libgcov.c: Likewise.
1695 * tsystem.h: Likewise.
1696 * typeclass.h: Likewise.
1697 * unwind-c.c: Likewise.
1698 * unwind-compat.h: Likewise.
1699 * unwind-dw2-fde-compat.c: Likewise.
1700 * unwind-dw2-fde-darwin.c: Likewise.
1701 * unwind-dw2-fde-glibc.c: Likewise.
1702 * unwind-dw2-fde.c: Likewise.
1703 * unwind-dw2-fde.h: Likewise.
1704 * unwind-dw2.c: Likewise.
1705 * unwind-dw2.h: Likewise.
1706 * unwind-generic.h: Likewise.
1707 * unwind-pe.h: Likewise.
1708 * unwind-sjlj.c: Likewise.
1709 * unwind.inc: Likewise.
1710 * config/arm/neon-gen.ml: Change generated copyright header to
1711 refer to version 3 of the GNU General Public License with
1712 version 3.1 of the GCC Runtime Library Exception and to point
1713 readers at the COPYING3 and COPYING3.RUNTIME files and the
1714 FSF's license web page.
1715 * config/arm/arm_neon.h: Regenerate.
1717 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1719 * config/cris/cris.md: Change copyright header to refer to version
1720 3 of the GNU General Public License.
1721 * doc/install.texi2html: Change copyright header to refer to version
1722 3 of the GNU General Public License and to point readers at the
1723 COPYING3 file and the FSF's license web page.
1724 * config/vax/linux.h: Likewise.
1726 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1728 * config/i386/i386.md (cmpcc): New.
1729 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1730 (sync_compare_and_swap_cc*): Delete.
1732 * config/s390/s390.c (s390_compare_emitted): Remove.
1733 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1734 s390_compare_emitted used to be handled. Assert that modes match.
1735 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1736 refer to sync_compare_and_swap_ccsi.
1737 * config/s390/s390.h (s390_compare_emitted): Remove.
1738 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1739 instead of s390_compare_emitted.
1740 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1741 instead of s390_compare_emitted.
1742 * config/s390/s390.md (cmpcc): New.
1743 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1744 CC_REGNUM, do not pretend it's set.
1745 (sync_compare_and_swap_cc*): Delete.
1746 * config/s390/predicates.md (cc_reg_operand): New.
1748 * expr.c (sync_compare_and_swap_cc): Delete.
1749 * optabs.h (sync_compare_and_swap_cc): Delete.
1750 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1751 is being used with can_compare_p.
1752 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1754 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1755 look for a MODE_CC set instead. Use emit_store_flag.
1756 (expand_compare_and_swap_loop): Likewise, with some additional
1757 complication to avoid a force_reg when useless. Use
1758 emit_cmp_and_jump_insns.
1759 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1760 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1761 sync_compare_and_swap documentation.
1763 2009-04-09 Jan Hubicka <jh@suse.cz>
1765 * except.c (find_prev_try): Break out from ....
1766 (duplicate_eh_regions): ... here; properly update prev_try pointers
1767 when duplication part of tree.
1768 (dump_eh_tree): Improve dumping.
1769 (verify_eh_region): New.
1770 (verify_eh_tree): Use it.
1772 2009-04-06 Richard Guenther <rguenther@suse.de>
1774 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1775 &ARRAY addresses by adjusting their types and prepending
1777 * tree-cfg.c (verify_gimple_assign_single): Verify that
1778 addresses are correct.
1780 2009-04-09 Richard Guenther <rguenther@suse.de>
1782 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1783 indices into an array reference if possible.
1784 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1785 Fold POINTER_PLUS_EXPR statements with invariant address.
1787 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1790 * config.gcc (powerpc64-*-linux*): Always build biarch.
1792 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1795 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1796 it and pedwarn if this results in an INTEGER_CST.
1798 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1800 * doc/install.texi: Update minimum GMP version. Remove obsolete
1801 text in MPFR section.
1803 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1805 * dwarf2out.c (class_scope_p): New static inline.
1806 (class_or_namespace_scope_p): Use it.
1807 (gen_variable_die): Use DW_TAG_member tag for static data member
1808 declarations instead of DW_TAG_variable.
1811 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1814 2009-04-08 Richard Guenther <rguenther@suse.de>
1816 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1817 valueize random data.
1819 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1821 * config.gcc (aix tm_file): Add aix-stdint.h.
1822 (aix tm clause use_gcc_stdint): Set to wrap.
1823 * config/rs6000/aix-stdint.h: New file.
1825 2009-04-08 Richard Guenther <rguenther@suse.de>
1828 * tree-dfa.c (add_referenced_var): Do not recurse into
1829 global initializers.
1830 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1832 (fold_const_aggregate_ref): Likewise.
1834 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1836 * recog.c (ordered_comparison_operator): New.
1837 * gensupport.c (std_preds): Add it.
1838 * doc/md.texi (Machine-Independent Predicates): Document it.
1840 2009-04-08 Jan Hubicka <jh@suse.cz>
1842 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1843 * function.h (rtl_eh): Remove exception_handler_label_map.
1844 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1845 remove_exception_handler_label, for_each_eh_label_1): Remove.
1846 (rtl_remove_unreachable_regions): Remove.
1847 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1848 (find_exception_handler_labels): Don't build the hashtable.
1849 (maybe_remove_eh_handler): Remove.
1850 (for_each_eh_label): Rewrite to walk the tree.
1851 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1852 * except.h (maybe_remove_eh_handler): Remove.
1853 * passes.c (init_optimization_passes): Schedule second EH cleanup
1855 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1856 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1858 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1860 * genoutput.c (validate_optab_operands): New.
1861 (gen_insn, gen_expand): Call it.
1863 * genflags.c (gen_insn): Detect misused iterators.
1864 (main): Pass line_no to gen_insn, exit with status 1 on error.
1866 * genextract.c (line_no): Make global.
1867 (VEC_safe_set_locstr): Change assertion to error message.
1868 (main): Exit with status 1 on error.
1870 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1874 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1875 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1876 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1877 * c-convert.c (convert): Do not call fold on results of conversion
1878 functions when the result is a C_MAYBE_CONST_EXPR.
1879 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1880 of __builtin_choose_expr.
1881 * c-typeck.c (remove_c_maybe_const_expr): New.
1882 (build_unary_op, build_conditional_expr, build_compound_expr,
1883 build_binary_op, c_objc_common_truthvalue_conversion): Call
1884 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1887 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1889 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1890 CODE to produce a new one. Add a prototype to use fold_convert_const
1892 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1895 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1896 mix declarations and code.
1898 2009-04-08 Ben Elliston <bje@au.ibm.com>
1900 * gcc.c: Replace `CC' with `GCC' throughout.
1902 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1904 * doc/invoke.texi: Document Atom support.
1906 2009-04-07 Jason Merrill <jason@redhat.com>
1909 * c-common.h, c-common.c: Add flag_pretty_templates.
1910 * c-opts.c (c_common_handle_option): Set it.
1911 * c.opt: Add -fno-pretty-templates.
1912 * doc/invoke.texi (C++ Dialect Options): Likewise.
1914 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1916 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1917 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1918 (ia64_expand_builtin): Likewise.
1920 2009-04-07 Martin Jambor <mjambor@suse.cz>
1922 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1923 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1924 ADDR_EXPRS are include too.
1926 2009-04-07 Richard Guenther <rguenther@suse.de>
1928 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1929 decls are only used if passes as parameters or if they are
1930 local statics and the call is not to a builtin.
1931 (call_may_clobber_ref_p_1): Likewise.
1933 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1935 * expr.c (do_store_flag): Remove last argument. Simplify code
1936 to avoid duplication of tests already done by can_compare_p.
1937 (expand_expr_real_1): Adjust caller.
1939 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1941 * optabs.c (can_compare_p): Test the predicate of a
1942 cbranch and cstore pattern.
1944 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1946 * expr.c (convert_move): Use emit_store_flag instead of
1949 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1951 * config/i386/i386.c (ix86_compare_emitted): Remove.
1952 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1953 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1954 * config/i386/i386.h (ix86_compare_emitted): Remove.
1955 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1956 instead of ix86_compare_emitted.
1957 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1959 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1961 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1962 Add t-sysroot-suffix to tmake_file.
1963 * config/print-sysroot-suffix.sh: New file.
1964 * config/t-sysroot-suffix: New file.
1966 2009-04-07 Ben Elliston <bje@au.ibm.com>
1968 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1969 as the latter produces a warning when the target does not support
1972 2009-04-07 Ben Elliston <bje@au.ibm.com>
1974 * dfp.c: Replace type punning assignments with memcpy throughout.
1975 * Makefile.in (dfp.o-warn): Remove.
1977 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1980 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1981 Include soft-fp/t-softfp after rs6000/t-linux64.
1983 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1985 * stor-layout.c (set_sizetype): Use the full precision of their
1986 machine mode for bitsize types.
1988 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1990 * config/i386/i386.md: Revert 2 accidental checkins.
1992 2009-04-06 Joey Ye <joey.ye@intel.com>
1993 Xuepeng Guo <xuepeng.guo@intel.com>
1994 H.J. Lu <hongjiu.lu@intel.com>
1996 Atom pipeline model, tuning and insn selection.
1997 * config.gcc (atom): Add atom config options and target.
1999 * config/i386/atom.md: New.
2001 * config/i386/i386.c (atom_cost): New cost.
2002 (m_ATOM): New macro flag.
2003 (initial_ix86_tune_features): Set m_ATOM.
2004 (x86_accumulate_outgoing_args): Likewise.
2005 (x86_arch_always_fancy_math_387): Likewise.
2006 (processor_target): Add Atom cost.
2007 (cpu_names): Add Atom cpu name.
2008 (override_options): Set Atom ISA.
2009 (ix86_issue_rate): New case PROCESSOR_ATOM.
2010 (ix86_adjust_cost): Likewise.
2012 * config/i386/i386.h (TARGET_ATOM): New target macro.
2013 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2014 (TARGET_OPT_AGU): New target option.
2015 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2016 (processor_type): Add PROCESSOR_ATOM.
2018 * config/i386/i386.md (cpu): Add new value "atom".
2019 (use_carry, movu): New attr.
2020 (atom.md): Include atom.md.
2021 (adddi3_carry_rex64): Set attr "use_carry".
2022 (addqi3_carry): Likewise.
2023 (addhi3_carry): Likewise.
2024 (addsi3_carry): Likewise.
2025 (*addsi3_carry_zext): Likewise.
2026 (subdi3_carry_rex64): Likewise.
2027 (subqi3_carry): Likewise.
2028 (subhi3_carry): Likewise.
2029 (subsi3_carry): Likewise.
2030 (x86_movdicc_0_m1_rex64): Likewise.
2031 (*x86_movdicc_0_m1_se): Likewise.
2032 (x86_movsicc_0_m1): Likewise.
2033 (*x86_movsicc_0_m1_se): Likewise.
2034 (*adddi_1_rex64): Emit add insn as much as possible.
2035 (*addsi_1): Likewise.
2036 (return_internal): Set atom_unit.
2037 (return_internal_long): Likewise.
2038 (return_pop_internal): Likewise.
2039 (*rcpsf2_sse): Set atom_sse_attr attr.
2040 (*qrt<mode>2_sse): Likewise.
2041 (*prefetch_sse): Likewise.
2043 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2045 (ix86_target_macros_internal): Likewise.
2047 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2048 (*prefetch_sse_rex): Likewise.
2049 (sse_rcpv4sf2): Likewise.
2050 (sse_vmrcpv4sf2): Likewise.
2051 (sse_sqrtv4sf2): Likewise.
2052 (<sse>_vmsqrt<mode>2): Likewise.
2053 (sse_ldmxcsr): Likewise.
2054 (sse_stmxcsr): Likewise.
2055 (*sse_sfence): Likewise.
2056 (sse2_clflush): Likewise.
2057 (*sse2_mfence): Likewise.
2058 (*sse2_lfence): Likewise.
2059 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2060 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2061 (avx_movdqu<avxmodesuffix>): Likewise.
2062 (avx_lddqu<avxmodesuffix>): Likewise.
2063 (sse2_movntv2di): Change attr "type" to "ssemov".
2064 (sse2_movntsi): Likewise.
2065 (rsqrtv8sf2): Change attr "type" to "sseadd".
2066 (sse3_addsubv2df3): Set attr "atom_unit".
2067 (sse3_h<plusminus_insn>v4sf3): Likewise.
2068 (*sse2_pmaddwd): Likewise.
2069 (*vec_extractv2di_1_rex64): Likewise.
2070 (*vec_extractv2di_1_avx): Likewise.
2071 (sse2_psadbw): Likewise.
2072 (ssse3_phaddwv8hi3): Likewise.
2073 (ssse3_phaddwv4hi3): Likewise.
2074 (ssse3_phadddv4si3): Likewise.
2075 (ssse3_phadddv2si3): Likewise.
2076 (ssse3_phaddswv8hi3): Likewise.
2077 (ssse3_phaddswv4hi3): Likewise.
2078 (ssse3_phsubwv8hi3): Likewise.
2079 (ssse3_phsubwv4hi3): Likewise.
2080 (ssse3_phsubdv4si3): Likewise.
2081 (ssse3_phsubdv2si3): Likewise.
2082 (ssse3_phsubswv8hi3): Likewise.
2083 (ssse3_phsubswv4hi3): Likewise.
2084 (ssse3_pmaddubsw128): Likewise.
2085 (sse3_pmaddubsw: Likewise.
2086 (ssse3_palignrti): Likewise.
2087 (ssse3_palignrdi): Likewise.
2089 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2091 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2093 2009-04-06 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/28868
2096 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2097 of which PHI results we inserted.
2098 (insert_into_preds_of_block): Record inserted PHIs.
2099 (eliminate): Eliminate redundant PHI nodes.
2100 (init_pre): Init inserted_phi_names.
2102 2009-04-06 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/39643
2105 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2106 IMAGPART_EXPRs of complex constants.
2107 (execute_fold_all_builtins): If we folded a call queue
2108 TODO_update_address_taken.
2110 2009-04-06 Jan Hubicka <jh@suse.cz>
2113 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2116 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2118 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2120 (ic_invalidate_array): Likewise.
2122 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2124 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2125 alignment for library calls.
2127 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2129 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2130 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2131 * config/i386/mingw-stdint.h: New file.
2133 2009-04-05 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/39648
2136 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2137 our &A vs. &A[0] IL deficiencies.
2139 2009-04-04 Jan Hubicka <jh@suse.cz>
2141 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2142 removed toplevel regions.
2143 (sjlj_mark_call_sites): Likewise.
2145 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2147 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2148 (cygwin tm clause use_gcc_stdint): Set to wrap.
2149 * config/i386/cygwin-stdint.h: New file.
2151 2009-04-04 Richard Guenther <rguenther@suse.de>
2153 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2154 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2155 single-argument PHIs if we are in loop-closed SSA form.
2156 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2157 for the pre-condition.
2158 (slpeel_tree_peel_loop_to_edge): Likewise.
2159 (vect_build_loop_niters): Take an optional sequence to append stmts.
2160 (vect_generate_tmps_on_preheader): Likewise.
2161 (vect_do_peeling_for_loop_bound): Take extra guards for the
2163 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2164 the cost model check.
2165 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2166 guards if we are going to peel. Do not apply versioning in that case.
2167 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2168 (vect_do_peeling_for_loop_bound): Likewise.
2169 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2170 loop bound only record extra pre-conditions, do not apply loop
2173 2009-04-04 Richard Guenther <rguenther@suse.de>
2175 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2178 2009-04-04 Jan Hubicka <jh@suse.cz>
2180 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2181 last_basic_block for size of bb->index indexed array.
2182 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2183 compute_out, link_btr_uses, build_btr_def_use_webs,
2184 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2186 2009-04-04 Jan Hubicka <jh@suse.cz>
2188 * except.c (remove_eh_handler_and_replace): Break out from ...
2189 (remove_eh_handler): ... here.
2190 (bring_to_root): New function.
2191 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2192 handled ones, bring others to root of tree.
2194 2009-04-04 Jan Hubicka <jh@suse.cz>
2196 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2197 (all_phis_safe_to_merge): New function.
2198 (update_info): New structure.
2199 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2200 (cleanup_empty_eh): Update SSA if possible.
2202 2009-04-04 Richard Guenther <rguenther@suse.de>
2204 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2205 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2206 (append_vuse): Likewise.
2208 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2210 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2211 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2212 instead of REG_UNSAVED for DW_CFA_undefined.
2213 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2214 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2217 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2220 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2221 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2222 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2224 2009-04-04 Richard Guenther <rguenther@suse.de>
2226 PR tree-optimization/8781
2227 PR tree-optimization/37892
2228 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2229 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2230 (valueize_refs): Call it for *& valueizations.
2231 (shared_reference_ops_from_ref): Rename to ...
2232 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2233 (shared_reference_ops_from_call): Rename to ...
2234 (valueize_shared_reference_ops_from_call): ... this and valueize.
2235 (vn_reference_lookup): Update.
2236 (visit_reference_op_call): Likewise.
2237 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2238 (eliminate): Value-replace the call address in call statements.
2240 2009-04-04 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/39636
2243 * tree-ssa-forwprop.c
2244 (forward_propagate_addr_into_variable_array_index): Check for
2245 GIMPLE_ASSIGN before accessing the rhs code.
2247 2009-04-03 Jason Merrill <jason@redhat.com>
2249 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2251 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2253 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2254 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2255 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2256 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2257 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2258 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2259 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2260 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2261 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2262 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2263 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2264 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2265 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2266 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2267 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2268 Use fr_reg_or_fp01_operand instead of fr_register_operand
2270 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2271 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2272 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2274 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2276 PR rtl-optimization/39607
2277 PR rtl-optimization/39631
2281 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2282 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2283 instead of DF_LR_OUT.
2284 * ira-lives.c (process_bb_node_lives): Ditto.
2285 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2286 instead of DF_LR_{OUT,IN}.
2287 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2288 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2290 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
2292 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
2293 (execute_lower_omp): Always run but take the short way out if -fopenmp
2295 (gate_lower_omp): Remove, forcing the pass manager to always run the
2296 pass and always set PROP_gimple_lomp.
2297 (pass_lower_omp): Remove gate function.
2298 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
2299 PROP_trees. Instead, require it.
2300 * ipa-cp.c (pass_ipa_cp): Likewise.
2301 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
2302 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
2303 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
2304 and PROP_gimple_leh.
2306 2009-04-03 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/23940
2310 PR tree-optimization/33237
2313 PR tree-optimization/36201
2314 PR tree-optimization/36230
2315 PR tree-optimization/38049
2316 PR tree-optimization/38207
2317 PR tree-optimization/38230
2318 PR tree-optimization/38301
2319 PR tree-optimization/38585
2321 PR tree-optimization/38985
2322 PR tree-optimization/39299
2323 * tree-ssa-structalias.h: Remove.
2324 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
2325 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
2326 (struct vuse_element_d): Remove.
2327 (struct vuse_vec_d): Likewise.
2328 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
2329 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
2330 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
2331 VUSE_ELEMENT_VAR): Likewise.
2332 (struct voptype_d): Likewise.
2333 (NUM_VOP_FREE_BUCKETS): Likewise.
2334 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
2335 (struct stmt_operands_d): Remove.
2336 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
2337 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
2338 VDEF_NUM, VDEF_VECT): Likewise.
2339 (copy_virtual_operands): Remove.
2340 (operand_build_cmp): Likewise.
2341 (create_ssa_artificial_load_stmt): Likewise.
2342 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
2343 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
2344 vuse_index and mayuse_index members. Pack and move done and iter_type
2345 members to the front.
2346 (SSA_OP_VMAYUSE): Remove.
2347 (SSA_OP_VIRTUAL_USES): Adjust.
2348 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
2349 (unlink_stmt_vdef): Declare.
2350 (add_to_addressable_set): Remove.
2351 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
2352 (vrp_visit_stmt): Likewise.
2353 * doc/tree-ssa.texi (Alias analysis): Update.
2354 * doc/invoke.texi (max-aliased-vops): Remove docs.
2355 (avg-aliased-vops): Likewise.
2356 * tree-into-ssa.c (syms_to_rename): Remove.
2357 (need_to_update_vops_p): Likewise.
2358 (need_to_initialize_update_ssa_p): Rename to ...
2359 (update_ssa_initialized_fn): ... this. Track function we are
2361 (symbol_marked_for_renaming): Simplify.
2362 (add_new_name_mapping): Do not set need_to_update_vops_p.
2363 (dump_currdefs): Use SYMS_TO_RENAME.
2364 (rewrite_update_stmt): Always walk all uses/defs.
2365 (dump_update_ssa): Adjust.
2366 (init_update_ssa): Take function argument. Track what we are
2368 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2369 (create_new_def_for): Initialize for cfun, assert we are initialized
2371 (mark_sym_for_renaming): Simplify.
2372 (mark_set_for_renaming): Do not initialize update-ssa.
2373 (need_ssa_update_p): Simplify. Take function argument.
2374 (name_mappings_registered_p): Assert we ask for the correct function.
2375 (name_registered_for_update_p): Likewise.
2376 (ssa_names_to_replace): Likewise.
2377 (release_ssa_name_after_update_ssa): Likewise.
2378 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2379 (dump_decl_set): Do not print a newline.
2380 (debug_decl_set): Do it here.
2381 (dump_update_ssa): And here.
2382 * tree-ssa-loop-im.c (move_computations): Adjust.
2383 (movement_possibility): Likewise.
2384 (determine_max_movement): Likewise.
2385 (gather_mem_refs_stmt): Likewise.
2386 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2388 * tree-complex.c (update_all_vops): Remove.
2389 (expand_complex_move): Adjust.
2390 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2391 Simplify test for memory referencing statement. Exclude
2392 non-invariant ADDR_EXPRs.
2393 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2394 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2395 (rdg_flag_uses): Likewise.
2396 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2398 (tree_optimize_tail_calls_1): Also split the
2399 edge from the entry block if we have degenerate PHI nodes in
2400 the first basic block.
2401 * tree.c (init_ttree): Remove memory-tag related code.
2402 (tree_code_size): Likewise.
2403 (tree_node_structure): Likewise.
2404 (build7_stat): Re-write to be build6_stat.
2405 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2406 (SSA_VAR_P): Adjust.
2407 (struct tree_memory_tag): Remove.
2408 (struct tree_memory_partition_tag): Likewise.
2409 (union tree_node): Adjust.
2410 (build7): Re-write to be build6.
2411 * tree-pass.h (pass_reset_cc_flags): Remove.
2412 (TODO_update_address_taken): New flag.
2413 (pass_simple_dse): Remove.
2414 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2415 * params.h (MAX_ALIASED_VOPS): Remove.
2416 (AVG_ALIASED_VOPS): Likewise.
2417 * omp-low.c (expand_omp_taskreg): Update SSA form.
2418 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2419 aliases the lhs in a copy stmt.
2420 * tree-ssa-dse.c (struct address_walk_data): Remove.
2421 (memory_ssa_name_same): Likewise.
2422 (memory_address_same): Likewise.
2423 (get_kill_of_stmt_lhs): Likewise.
2424 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2425 unused stores. Look through PHI nodes into post-dominated regions.
2426 (dse_optimize_stmt): Simplify. Properly remove stores.
2427 (tree_ssa_dse): Compute dominators.
2428 (execute_simple_dse): Remove.
2429 (pass_simple_dse): Likewise.
2430 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2431 gimple_loaded_syms and gimple_stored_syms computation.
2432 * toplev.c (dump_memory_report): Dump alias and pta stats.
2433 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2434 (vn_reference_eq): Likewise.
2435 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2436 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2437 valueize_vuses): Remove.
2438 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2439 (get_def_ref_stmt_vuse): ... this.
2440 (vn_reference_lookup_2): New function.
2441 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2442 walking equivalent vuses. Simplify.
2443 (vn_reference_lookup): Likewise.
2444 (vn_reference_insert): Likewise.
2445 (vn_reference_insert_pieces): Likewise.
2446 (visit_reference_op_call): Simplify.
2447 (visit_reference_op_load): Likewise.
2448 (visit_reference_op_store): Likewise.
2449 (init_scc_vn): Remove shared_lookup_vuses initialization.
2450 (free_scc_vn): Remove shared_lookup_vuses freeing.
2451 (sort_vuses, sort_vuses_heap): Remove.
2452 (get_ref_from_reference_ops): Export.
2453 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2454 vector with single vuse pointer.
2455 (vn_reference_lookup_pieces, vn_reference_lookup,
2456 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2457 (shared_vuses_from_stmt): Remove.
2458 (get_ref_from_reference_ops): Declare.
2459 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2460 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2461 memory-tag related code.
2462 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2463 (likely_value): Add comment, skip static-chain of call statements.
2464 (surely_varying_stmt_p): Adjust.
2465 (gimplify_and_update_call_from_tree): Likewise.
2466 (execute_fold_all_builtins): Do not rebuild alias info.
2467 (gimplify_and_update_call_from_tree): Properly update VOPs.
2468 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2469 (copy_ref_info): Remove memory-tag related code.
2470 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2471 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2472 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2474 * tree-ssa-dom.c (gimple_p): Remove typedef.
2475 (eliminate_redundant_computations): Adjust.
2476 (record_equivalences_from_stmt): Likewise.
2477 (avail_expr_hash): Likewise.
2478 (avail_expr_eq): Likewise.
2479 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2480 (stmt_makes_single_load): Likewise.
2481 (stmt_makes_single_store): Likewise.
2482 * tree-ssa-alias.c: Rewrite completely.
2483 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2484 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2485 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2486 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2487 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2488 Remove public functions.
2489 (pass_reset_cc_flags): Remove.
2490 (pass_build_alias): Move ...
2491 * tree-ssa-structalias.c (pass_build_alias): ... here.
2492 * tree-ssa-alias.c (may_be_aliased): Move ...
2493 * tree-flow-inline.h (may_be_aliased): ... here.
2494 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2495 count_uses_and_derefs): Move ...
2496 * gimple.c: ... here.
2497 * gimple.h (count_uses_and_derefs): Declare.
2498 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2499 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2500 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2501 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2502 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2503 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2504 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2506 * tree-dfa.c (refs_may_alias_p): Move ...
2507 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2508 * tree-ssa-alias.h: New file.
2509 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2510 (statement_sink_location): Likewise.
2511 * opts.c (decode_options): Do not adjust max-aliased-vops or
2512 avg-aliased-vops values.
2513 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2514 (TV_CALL_CLOBBER): Likewise.
2515 (TV_FLOW_SENSITIVE): Likewise.
2516 (TV_FLOW_INSENSITIVE): Likewise.
2517 (TV_MEMORY_PARTITIONING): Likewise.
2518 (TV_ALIAS_STMT_WALK): New timevar.
2519 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2520 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2521 (get_address_description): Remove memory-tag related code.
2522 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2523 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2524 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2525 and immediate uses in statements. Document.
2526 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2527 (dump_symbols): Remove.
2528 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2529 * alias.c (get_deref_alias_set): New function split out from ...
2530 (get_alias_set): ... here.
2531 * alias.h (get_deref_alias_set): Declare.
2532 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2533 type parameter. Remove restrict pointer handling. Create a
2534 ref-all pointer in case type-based alias sets do not conflict.
2535 (vect_analyze_data_refs): Remove SMT related code.
2536 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2537 (vectorizable_load): Likewise.
2538 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2539 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2540 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2541 Ignore vops and SMTs.
2542 (dr_analyze_alias): Likewise..
2543 (free_data_ref): Likewise.
2544 (create_data_ref): Likewise.
2545 (analyze_all_data_dependences): Likewise.
2546 (get_references_in_stmt): Adjust.
2547 * tree-flow-inline.h (gimple_aliases_computed_p,
2548 gimple_addressable_vars, gimple_call_clobbered_vars,
2549 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2550 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2551 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2552 gimple_mem_ref_stats): Remove.
2553 (gimple_vop): New function.
2554 (op_iter_next_use): Remove vuses and mayuses cases.
2555 (op_iter_next_def): Remove vdefs case.
2556 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2557 (clear_and_done_ssa_iter): Do not set removed fields.
2558 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2559 Assert we are not iterating over vuses or vdefs if not also
2560 iterating over uses or defs.
2561 (op_iter_init_use): Likewise.
2562 (op_iter_init_def): Likewise.
2563 (op_iter_next_vdef): Remove.
2564 (op_iter_next_mustdef): Likewise.
2565 (op_iter_init_vdef): Likewise.
2566 (compare_ssa_operands_equal): Likewise.
2567 (link_use_stmts_after): Handle vuse operand.
2568 (is_call_used): Use is_call_clobbered.
2569 (is_call_clobbered): Global variables are always call clobbered,
2570 query the call-clobbers bitmap.
2571 (mark_call_clobbered): Ignore global variables.
2572 (clear_call_clobbered): Likewise.
2573 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2574 virtual operands sanity check.
2575 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2577 (TARGET_MEM_REF): Remove TMR_TAG operand.
2578 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2579 Remove call-clobber related code.
2580 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2581 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2582 partitions or escape reason.
2583 (get_single_def_stmt, get_single_def_stmt_from_phi,
2584 get_single_def_stmt_with_phi): Remove.
2585 (dump_referenced_vars): Tidy.
2586 (get_ref_base_and_extent): Allow bare decls.
2587 (collect_dfa_stats): Adjust.
2588 * graphite.c (rename_variables_in_stmt): Adjust.
2589 (graphite_copy_stmts_from_block): Likewise.
2590 (translate_clast): Likewise.
2591 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2593 (translate_vuse_through_block): Use the oracle.
2594 (phi_translate_1): Adjust.
2595 (value_dies_in_block_x): Use the oracle. Cache the outcome
2597 (valid_in_sets): Check if the VUSE for
2598 a REFERENCE is available.
2599 (eliminate): Do not remove stmts during elimination,
2600 instead queue and remove them afterwards.
2601 (do_pre): Do not rebuild alias info.
2602 (pass_pre): Run TODO_rebuild_alias before PRE.
2603 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2604 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2605 (mark_all_v_defs_stmt): Remove.
2606 (mark_all_v_defs_seq): Adjust.
2607 (sra_replace): Likewise.
2608 (scalarize_use): Likewise.
2609 (scalarize_copy): Likewise.
2610 (scalarize_init): Likewise.
2611 (scalarize_ldst): Likewise.
2612 (todoflags): Remove.
2613 (tree_sra): Do not rebuild alias info.
2614 (tree_sra_early): Adjust.
2615 (pass_sra): Run TODO_update_address_taken before SRA.
2616 * tree-predcom.c (set_alias_info): Remove.
2617 (prepare_initializers_chain): Do not call it.
2618 (mark_virtual_ops_for_renaming): Adjust.
2619 (mark_virtual_ops_for_renaming_list): Remove.
2620 (initialize_root_vars): Adjust.
2621 (initialize_root_vars_lm): Likewise.
2622 (prepare_initializers_chain): Likewise.
2623 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2624 (may_propagate_copy_into_stmt): Likewise.
2625 (merge_alias_info): Do nothing for now.
2626 (propagate_tree_value_into_stmt): Adjust.
2627 (stmt_may_generate_copy): Likewise.
2628 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2629 not mark symbols for renaming.
2630 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2631 with the same statement, make sure to update the new pointed-to one.
2632 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2633 call statements, do not mark symbols for renaming.
2634 (mark_operand_necessary): Dump something.
2635 (ref_may_be_aliased): New function.
2636 (mark_aliased_reaching_defs_necessary_1): New helper function.
2637 (mark_aliased_reaching_defs_necessary): Likewise.
2638 (mark_all_reaching_defs_necessary_1): Likewise.
2639 (mark_all_reaching_defs_necessary): Likewise.
2640 (propagate_necessity): Do not process virtual PHIs. For
2641 non-aliased loads mark all reaching definitions as necessary.
2642 For aliased loads and stores mark the immediate dominating
2643 aliased clobbers as necessary.
2644 (visited): New global static.
2645 (perform_tree_ssa_dce): Free visited bitmap after propagating
2647 (remove_dead_phis): Perform simple dead virtual PHI removal.
2648 (remove_dead_stmt): Properly unlink virtual operands when
2650 (eliminate_unnecessary_stmts): Schedule PHI removal after
2652 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2653 (process_replaceable): Likewise.
2654 (find_replaceable_in_bb): Likewise.
2655 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2656 based on the single gimple vop.
2657 (verify_flow_insensitive_alias_info): Remove.
2658 (verify_flow_sensitive_alias_info): Likewise.
2659 (verify_call_clobbering): Likewise.
2660 (verify_memory_partitions): Likewise.
2661 (verify_alias_info): Likewise.
2662 (verify_ssa): Adjust..
2663 (execute_update_addresses_taken): Export. Update SSA
2664 manually. Optimize only when optimizing. Use a local bitmap.
2665 (pass_update_address_taken): Remove TODO_update_ssa, add
2667 (pass_update_address_taken): Just use TODO_update_address_taken.
2668 (init_tree_ssa): Do not initialize addressable_vars.
2669 (verify_ssa): Verify new VUSE / VDEF properties.
2670 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2671 Do not call verify_alias_info.
2672 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2673 Do not free the loaded and stored syms bitmaps. Reset the escaped
2674 and callused solutions. Do not free addressable_vars.
2675 Remove memory-tag related code.
2676 (warn_uninitialized_var): Aliases are always available.
2677 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2678 * lambda-code.c (can_put_in_inner_loop): Adjust.
2679 (can_put_after_inner_loop): Likewise.
2680 (perfect_nestify): Likewise.
2681 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2682 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2683 (vectorizable_conversion): Do not mark symbols for renaming.
2684 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2685 (expand_call_inline): Unlink the calls virtual operands before
2687 (tree_function_versioning): Do not call update_ssa if we are not
2688 updating clones. Simplify.
2689 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2690 (propagate_with_phi): Likewise..
2691 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2692 clobber code. Assert we are not aliased or global.
2693 * tree-flow.h: Include tree-ssa-alias.h
2694 (enum escape_type): Remove.
2695 (struct mem_sym_stats_d): Likewise.
2696 (struct mem_ref_stats_d): Likewise.
2697 (struct gimple_df): Add vop member. Remove global_var,
2698 call_clobbered_vars, call_used_vars, addressable_vars,
2699 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2700 escaped and callused members.
2701 (struct ptr_info_def): Remove all members, add points-to solution
2703 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2704 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2705 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2706 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2707 (tree-ssa-alias.o): Likewise.
2708 (toplev.o): Add tree-ssa-alias.h
2709 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2710 * gimple.c (gimple_set_bb): Fix off-by-one error.
2711 (is_gimple_reg): Do not handle memory tags.
2712 (gimple_copy): Also copy virtual operands.
2713 Delay updating the statement. Do not reset loaded and stored syms.
2714 (gimple_set_stored_syms): Remove.
2715 (gimple_set_loaded_syms): Likewise.
2716 (gimple_call_copy_skip_args): Copy the virtual operands
2717 and mark the new statement modified.
2718 * tree-ssa-structalias.c (may_alias_p): Remove.
2719 (set_uids_in_ptset): Take the alias set to prune with as
2720 parameter. Fold in the alias test of may_alias_p.
2721 (compute_points_to_sets): Compute whether a ptr is dereferenced
2723 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2724 other ADDRESSOF constraints on the lhs.
2725 (get_constraint_for_component_ref): Assert that we don't get
2726 ADDRESSOF constraints from the base of the reference.
2727 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2728 (struct variable_info): Remove collapsed_to member.
2729 (get_varinfo_fc): Remove.
2730 (new_var_info): Do not set collapsed_to.
2731 (dump_constraint): Do not follow cycles.
2732 (dump_constraint_graph): Likewise.
2733 (build_pred_graph): Likewise.
2734 (build_succ_graph): Likewise.
2735 (rewrite_constraints): Likewise.
2736 (do_simple_structure_copy): Remove.
2737 (do_rhs_deref_structure_copy): Remove.
2738 (do_lhs_deref_structure_copy): Remove.
2739 (collapse_rest_of_var): Remove.
2740 (do_structure_copy): Re-implement.
2741 (pta_stats): New global variable.
2742 (dump_pta_stats): New function.
2743 (struct constraint_expr): Make offset signed.
2744 (UNKNOWN_OFFSET): Define special value.
2745 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2746 (solution_set_expand): New helper function split out from ...
2747 (do_sd_constraint): ... here.
2748 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2749 (do_ds_constraint): Likewise.
2750 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2751 and CALLUSED = *CALLUSED.
2752 (set_union_with_increment): Make inc argument signed.
2753 (type_safe): Remove.
2754 (get_constraint_for_ptr_offset): Handle unknown and negative
2756 (first_vi_for_offset): Handle offsets before start. Bail
2757 out early for offsets beyond the variable extent.
2758 (first_or_preceding_vi_for_offset): New function.
2759 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2760 Together with ESCAPED = *ESCAPED this properly computes reachability.
2761 (find_what_var_points_to): New function.
2762 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2763 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2764 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2765 pt_solutions_intersect): New functions.
2766 (compute_call_used_vars): Remove.
2767 (compute_may_aliases): New main entry into PTA computation.
2768 * gimple.h (gimple_p): New typedef.
2769 (struct gimple_statement_base): Remove references_memory_p.
2770 (struct gimple_statement_with_memory_ops_base): Remove
2771 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2773 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2774 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2775 gimple_set_references_memory): Remove.
2776 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2777 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2779 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2780 (verify_expr): Allow RESULT_DECL.
2781 (gimple_duplicate_bb): Do not copy virtual operands.
2782 (gimple_duplicate_sese_region): Adjust.
2783 (gimple_duplicate_sese_tail): Likewise.
2784 (mark_virtual_ops_in_region): Remove.
2785 (move_sese_region_to_fn): Do not call it.
2786 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2787 and pass_simple_dse.
2788 (execute_function_todo): Handle TODO_update_address_taken,
2789 call execute_update_addresses_taken for TODO_rebuild_alias.
2790 (execute_todo): Adjust.
2791 (execute_one_pass): Init dump files early.
2792 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2794 (create_general_new_stmt): Clear vops.
2795 * tree-ssa-reassoc.c (get_rank): Adjust.
2796 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2797 symbols for renaming.
2798 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2799 (PARAM_AVG_ALIASED_VOPS): Likewise.
2800 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2801 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2802 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2803 (operand_build_cmp, copy_virtual_operands,
2804 create_ssa_artificial_load_stmt, add_to_addressable_set,
2805 gimple_add_to_addresses_taken): Remove public functions.
2806 (unlink_stmt_vdef): New function.
2808 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2810 * config.gcc (powerpc-*-linux*): Merge variants.
2812 2009-04-02 Chao-ying Fu <fu@mips.com>
2813 James Grosbach <james.grosbach@microchip.com>
2815 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2816 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2818 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2819 keep_interrupts_masked_p, use_debug_exception_return_p.
2820 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2821 keep_interrupts_masked, use_debug_exception_return.
2822 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2823 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2825 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2826 (mips_print_operand): Process COP0 registers to print $0 .. $31
2827 correctly for GAS to process.
2828 (mips_interrupt_extra_call_saved_reg_p): New function.
2829 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2831 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2832 (mips_compute_frame_info): Add supports for interrupt context that
2833 includes doubleword accumulators and COP0 registers.
2834 (mips_for_each_saved_acc): New function.
2835 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2836 mips_for_each_saved_reg.
2837 (mips_save_reg): Save accumulators.
2838 (mips_kernel_reg_p): A new for_each_rtx callback.
2839 (mips_expand_prologue): Support interrupt handlers.
2840 (mips_restore_reg): Restore accumulators.
2841 (mips_expand_epilogue): Support interrupt handlers.
2842 (mips_can_use_return_insn): Return false for interrupt handlers.
2843 (mips_epilogue_uses): New function.
2844 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2845 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2846 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2847 cop0_move): New instructions.
2848 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2849 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2851 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2853 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2854 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2855 interrupt handlers, we use K0 as the temporary register.
2856 (EPILOGUE_USES): Change to a function call.
2857 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2858 handlers, we use K0 as the temporary register.
2860 * doc/extend.texi (Function Attributes): Document interrupt,
2861 use_shadow_register_set, keep_interrupts_masked,
2862 use_debug_exception_return for MIPS attributes.
2864 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2866 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2867 Remove a number of t-files from tmake_file.
2868 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2869 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2870 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2871 target_prototype, not TARGET_PROTOTYPE.
2872 (LINK_OS_GNU_SPEC): Define.
2873 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2874 and darwin-ldoubdle.c.
2876 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2879 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2880 (cpp_options): Ditto.
2881 (default_compilers): Ditto.
2882 (display_help): Ditto.
2883 (process_command): Ditto.
2885 (set_input): Use lbasename instead of duplicate code.
2886 (save_temps_prefix): New static for -save-temps=obj.
2887 (save_temps_length): Ditto.
2889 * doc/invoke.texi (-save-temps=obj): Document new variant to
2892 2009-04-02 Jeff Law <law@redhat.com>
2894 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2897 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2899 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2900 * configure: Regenerated.
2902 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2904 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2905 share the argument list.
2907 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2911 2009-02-12 Diego Novillo <dnovillo@google.com>
2913 * varpool.c (debug_varpool): New.
2914 * cgraph.h (debug_varpool): Declare.
2916 2009-04-02 Jan Hubicka <jh@suse.cz>
2918 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2921 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2923 * config/i386/i386.c (ix86_abi): Move initialization to ...
2924 (override_options): Here.
2926 2009-04-02 Christian Bruel <christian.bruel@st.com>
2928 * config/sh/sh.c (sh_dwarf_register_span): New function.
2929 (TARGET_DWARF_REGISTER_SPAN): Define.
2930 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2932 2009-04-02 Ira Rosen <irar@il.ibm.com>
2934 PR tree-optimization/39595
2935 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2936 interleaved loads group is not greater than the SLP group size.
2938 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2940 * builtins.c (is_builtin_name): New.
2941 (called_as_built_in): Use is_builtin_name.
2942 * tree.h (is_builtin_name): New.
2943 * varasm.c (incorporeal_function_p): Use is_builtin_name
2945 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2947 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2949 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2952 * c-decl.c (clone_underlying_type): Move this ...
2953 * c-common.c (set_underlying_type): ... here.
2954 Also, make sure the function properly sets TYPE_STUB_DECL() on
2955 the newly created typedef variant type.
2956 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2957 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2960 2009-04-02 Richard Guenther <rguenther@suse.de>
2962 PR tree-optimization/37221
2963 * tree-flow.h (degenerate_phi_result): Declare.
2964 * tree-ssa-dom.c (degenerate_phi_result): Export.
2965 * tree-scalar-evolution.c (analyze_initial_condition): If
2966 the initial condition is defined by a degenerate PHI node
2967 use the degenerate value.
2969 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2971 PR rtl-optimization/39588
2972 * combine.c (merge_outer_ops): Do not set the constant when this
2974 (simplify_shift_const_1): Do not modify it either in this case.
2976 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2978 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2979 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2981 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2984 * c-lex.c (interpret_float): Default (no suffix) is double.
2986 2009-04-1 Xinliang David Li <davidxl@google.com>
2988 * config/i386/i386.c (legitimate_constant_p): Recognize
2989 all one vector constant.
2991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2993 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2994 Change #include order to silence two warnings.
2996 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2998 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2999 (ASM_SPEC): Pass -k to the assembler for PIC code.
3001 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3003 * gcc/config.gcc: Add vax-*-linux* to the switch.
3004 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3005 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3007 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3009 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3010 Use predicate macros instead of GET_CODE() == foo.
3011 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3012 ashlsi3, rotrsi3, <unnamed>): Likewise.
3014 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3016 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3017 jbbccihi, jbbccisi): Remova trailing whitespace.
3018 * gcc/config/vax/constraints.md: Likewise.
3019 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3020 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3021 * gcc/config/vax/predicates.md: Likewise.
3022 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3023 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3024 * gcc/config/vax/vax.h: Likewise.
3025 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3027 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3029 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3030 (indirectable_address_p, adjacent_operands_p): Add spaces around
3032 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3034 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3036 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3037 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3038 index_term_p, reg_plus_index_p, legitimate_address_p,
3039 vax_mode_dependent_address_p): Update comments to match functions
3040 modified by the recent int->bool conversion.
3042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3044 * gcc/config/vax/builtins.md: Update copyright message.
3045 * gcc/config/vax/constraints.md: Likewise.
3046 * gcc/config/vax/netbsd-elf.h: Likewise.
3047 * gcc/config/vax/predicates.md: Likewise.
3048 * gcc/config/vax/vax-protos.h: Likewise.
3049 * gcc/config/vax/vax.c: Likewise.
3050 * gcc/config/vax/vax.h: Likewise.
3051 * gcc/config/vax/vax.md: Likewise.
3052 * gcc/config/vax/vax.opt: Likewise.
3054 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3056 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3057 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3058 * gcc/config/vax/constraints.md (B, R): Likewise.
3059 * gcc/config/vax/predicates.md (external_memory_operand,
3060 nonimmediate_addsub_di_operand): Likewise.
3061 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3062 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3063 untyped_call): Likewise.
3065 2009-04-01 Matt Thomas <matt@3am-software.com>
3067 * config/vax/predicates.md: New file.
3068 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3069 external_const_operand, nonsymbolic_operand, external_memory_operand,
3070 indirect_memory_operand, indexed_memory_operand,
3071 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3072 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3074 * config/vax/constraints.md: New file.
3075 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3077 * config/vax/builtins.md: New file.
3078 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3079 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3081 * config/vax/vax.opt (mqmath): Add option.
3082 * config/vax/vax.md (isfx): Extend with DI.
3083 (VAXintQH, VAXintQHSD): Define.
3084 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3085 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3086 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3087 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3088 (movdi): Update constraints and use vax_output_int_move().
3089 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3090 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3091 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3092 nonlocal_goto): New.
3093 (mov<mode>): Extend accepted operand types.
3094 (subdi3_old): Rename from subdi3, change update constraints and use
3095 a new implementation.
3096 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3097 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3098 MOVE_RATIO, CLEAR_RATIO): Define.
3099 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3100 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3101 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3102 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3103 (split_quadword_operands): Make static and really allow variable
3105 (print_operand_address): Update for PIC generation.
3106 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3107 indexable_address_p, fixup_mathdi_operand,
3108 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3109 (vax_float_literal, legitimate_constant_p,
3110 indirectable_constant_address_p, index_term_p,
3111 reg_plus_index_p): Return bool instead of int.
3112 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3114 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3116 (vax_output_conditional_branch): Indent.
3117 (legitimate_constant_address_p, indirectable_constant_address_p,
3118 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3119 vax_mode_dependent_address_p): Return bool instead of int, update for
3121 * config/vax/vax-protos.h (legitimate_constant_address_p,
3122 legitimate_constant_p, legitimate_address_p,
3123 vax_mode_dependent_address_p): Change declaration to bool.
3124 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3125 vax_expand_addsub_di_operands, vax_output_int_subtract,
3126 vax_output_movmemsi): Declare.
3127 (split_quadword_operands, vax_float_literal): Delete declaration.
3128 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3129 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3130 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3131 ASM_OUTPUT_DWARF_PCREL): Define.
3132 (ASM_SPEC): Change definition to allow PIC generation.
3134 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3136 * doc/sourcebuild.texi: Update front-end requirements.
3138 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3141 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3142 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3143 (booldi3_internal3): Use boolean_or_operator instead of
3146 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3149 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3150 declarator whose size is not an integer constant expression but
3151 folds to an integer constant, then treat it as a constant
3154 2009-04-01 Richard Guenther <rguenther@suse.de>
3156 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3157 i * 4 + 2 to (i * 2 + 1) * 2.
3159 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3162 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3163 return if c_parser_asm_string_literal returned NULL.
3165 2009-04-01 Nick Clifton <nickc@redhat.com>
3167 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3169 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3170 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3171 other typedefs to avoid conflicts with libgcc2.c. Define labels
3172 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3174 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3175 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3178 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3180 * varasm.c (default_function_rodata_section): Declare DOT as
3183 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3184 Andrey Galkin <agalkin@hypercom.com>
3187 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3188 Make object_name unique for each process.
3190 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3193 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3194 addressable variables in the parallel that could go out of scope while
3195 running queued tasks.
3197 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3199 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3200 (CASE_VALUES_THRESHOLD): Redefine.
3201 * config/avr/avr.c (avr_override_options): Remove initialization of
3202 avr_case_values_threshold variable.
3203 (avr_case_values_threshold): Remove variable. Add new function.
3204 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3205 * config/avr/avr.opt (mno-tablejump): Remove option.
3206 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3208 2009-04-01 DJ Delorie <dj@redhat.com>
3210 * varasm.c (default_function_rodata_section): Don't assume
3211 anything about where the first '.' in the section name is.
3213 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3215 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3216 rs6000_emit_stack_tie.
3218 2009-03-31 Ian Lance Taylor <iant@google.com>
3220 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3221 gimple_code with GIMPLE_RESX, not RESX.
3223 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3225 * c-common.c (c_get_ident): New.
3226 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3228 2009-04-01 Ben Elliston <bje@au.ibm.com>
3230 * config/rs6000/sysv4.opt (msdata): Improve option description.
3232 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3234 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3235 (divdf3_internal_lat): Remove.
3236 (divxf3_internal_lat): Remove.
3237 (divxf3_internal_thr): Remove.
3238 (divxf): Use divxf3_internal.
3239 * config/ia64/div.md (divsf3_internal_lat): New.
3240 (divdf3_internal_lat): New.
3241 (divxf3_internal): New.
3243 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3246 * Makefile.in (USE_GCC_STDINT): Define.
3247 (stmp-int-hdrs): Install stdint.h if applicable.
3248 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3250 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3251 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3252 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3253 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3254 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3255 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3256 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3257 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3258 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3259 (c_common_nodes_and_builtins): Initialize
3260 underlying_wchar_type_node. Do not initialize
3261 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3262 nodes for new types.
3263 (c_stddef_cpp_builtins): Define macros for new types.
3264 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3266 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3267 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3268 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3269 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3270 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3271 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3272 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3273 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3274 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3275 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3276 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3277 int16_type_node, int32_type_node, int64_type_node,
3278 uint8_type_node, uint16_type_node, c_uint32_type_node,
3279 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3280 int_least32_type_node, int_least64_type_node,
3281 uint_least8_type_node, uint_least16_type_node,
3282 uint_least32_type_node, uint_least64_type_node,
3283 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3284 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3285 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3286 uintptr_type_node): Define.
3287 * c-cppbuiltin.c (builtin_define_constants,
3288 builtin_define_type_minmax): New.
3289 (builtin_define_stdint_macros): Define more macros.
3290 (c_cpp_builtins): Define more limit macros.
3292 (builtin_define_type_max): Define in terms of
3293 builtin_define_type_minmax. Remove is_long parameter. All
3295 * config.gcc (use_gcc_stdint): Define.
3296 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
3297 Add newlib-stdint.h for generic targets.
3298 * config/glibc-stdint.h, config/newlib-stdint.h,
3299 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
3300 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
3301 * config/score/score.h (UINTPTR_TYPE): Define.
3302 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3303 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3304 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3305 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3306 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3307 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3308 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3309 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3310 * config/spu/spu.h (STDINT_LONG32): Define.
3311 * configure.ac (use_gcc_stdint): Substitute.
3312 * configure: Regenerate.
3313 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
3314 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
3315 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
3316 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
3317 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
3318 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
3319 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
3320 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
3321 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
3322 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
3323 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
3324 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
3325 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
3326 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
3327 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
3328 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
3329 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
3330 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
3331 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
3332 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
3333 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
3334 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
3335 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3336 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3337 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3338 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3339 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3340 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3341 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
3343 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
3345 * loop-iv.c (suitable_set_for_replacement): Renamed from
3346 simplify_using_assignment; changed to return bool and to accept new
3347 args DEST and SRC. Return true iff we find a source/destination pair
3348 that can be used to make a replacement, and fill SRC and DEST if so.
3349 Remove arg ALTERED. Don't deal with altered regs here. All callers
3351 (simplify_using_initial_values): Deal with altered regs here and track
3352 more precisely the effect they have on the validity of our expression.
3354 * loop-iv.c (simplify_using_condition): A condition of the form
3355 (EQ REG CONST) can be used to simply make a substitution.
3356 (simplify_using_initial_values): Keep track of conditions we have seen
3357 and keep using them to simplify new expressions, while applying the
3358 same substitutions to them as to the expression.
3360 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3361 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3364 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3365 changed. Use this when trying to improve the upper bound.
3366 Generate the comparison by using simplify_gen_relational.
3368 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3370 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3372 (simplify_using_assignment, simplify_using_initial_values): Call
3373 replace_in_expr to make replacements. Call replace_single_def_regs
3374 once on the initial version of the expression.
3376 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3379 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3381 2009-03-31 Richard Guenther <rguenther@suse.de>
3384 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3385 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3387 2009-03-31 Richard Guenther <rguenther@suse.de>
3389 * tree.h (div_if_zero_remainder): Declare.
3390 * fold-const.c (div_if_zero_remainder): Export.
3391 * tree-ssa-forwprop.c
3392 (forward_propagate_addr_into_variable_array_index): Handle
3393 constant array index addition outside of the variable index.
3395 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3398 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3399 define_splits, floatunssi<mode>2): Require x87 conversions from
3400 DImode to be permitted.
3402 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3404 PR preprocessor/15638
3405 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3407 2009-03-31 Richard Guenther <rguenther@suse.de>
3411 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3412 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3413 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3414 a separate statement.
3415 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3416 (lookup_tmp_var): Likewise.
3417 (is_gimple_formal_tmp_or_call_rhs): Remove.
3418 (is_gimple_reg_or_call_rhs): Rename to ...
3419 (is_gimple_reg_rhs_or_call): ... this.
3420 (is_gimple_mem_or_call_rhs): Rename to ...
3421 (is_gimple_mem_rhs_or_call): ... this.
3422 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3423 DECL_GIMPLE_REG_P only if is_formal is true.
3424 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3425 for non-proper post-modify expression gimplification.
3426 (gimplify_self_mod_expr): For post-modify expressions gimplify
3427 the lvalue to a minimal lvalue.
3428 (rhs_predicate_for): Remove formal temp case.
3429 (gimplify_modify_expr_rhs): Likewise.
3430 (gimplify_addr_expr): Use is_gimple_reg.
3431 (gimplify_expr): Remove formal temp cases.
3432 (gimple_regimplify_operands): Likewise.
3433 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3434 and FILTER_EXPR like constants.
3435 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3437 (is_gimple_formal_tmp_rhs): Remove.
3438 (is_gimple_reg_rhs): Remove special casing.
3439 (is_gimple_mem_rhs): Fix.
3440 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3441 (is_gimple_formal_tmp_var): Remove.
3442 (is_gimple_formal_tmp_reg): Likewise.
3443 (is_gimple_min_lval): Allow invariant component ref parts.
3444 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3445 is_gimple_formal_tmp_reg): Remove declarations.
3446 * tree-cfg.c (verify_expr): Verify that variables with address
3447 taken do not have DECL_GIMPLE_REG_P set.
3448 * tree-mudflap.c (mf_build_check_statement_for): Use
3449 force_gimple_operand instead of gimplify_expr.
3451 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3453 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3454 schedulable rows to compute_split_row.
3456 2009-03-31 Ben Elliston <bje@au.ibm.com>
3459 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3462 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3464 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3465 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3466 * configure: Regenerate.
3467 * config.in: Regenerate.
3468 * config/rs6000/rs6000.opt (mtls-markers): Add.
3469 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3470 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3471 (tls_ld_aix, tls_ld_sysv): Likewise.
3472 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3473 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3475 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3477 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3479 2009-03-30 Jan Hubicka <jh@suse.cz>
3481 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3483 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3484 detection and label handling.
3486 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3488 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3489 left_conflicts_size.
3490 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3491 ALLOCNO_LEFT_CONFLICTS_SIZE.
3493 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3494 remove_allocno_from_bucket_and_push,
3495 allocno_spill_priority_compare, push_allocnos_to_stack,
3496 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3497 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3498 (setup_allocno_left_conflicts_num): Ditto. Rename to
3499 setup_allocno_left_conflicts_size.
3500 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3501 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3502 setup_allocno_left_conflicts_size instead of
3503 setup_allocno_left_conflicts_num.
3505 * ira-build.c (ira_create_allocno): Use
3506 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3507 ALLOCNO_LEFT_CONFLICTS_NUM.
3509 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3511 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3512 instead of DF_LR_OUT.
3514 * ira-lives.c (process_bb_node_lives): Ditto.
3516 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3517 instead of DF_LR_{OUT,IN}.
3519 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3521 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3523 2009-03-30 Jan Hubicka <jh@suse.cz>
3525 * except.c (label_to_region_map): Fix thinko.
3527 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3530 * tree.h (tree_find_value): New declaration.
3531 * tree.c (tree_find_value): New function.
3532 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3534 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3537 * c-decl.c (struct c_binding): Add locus field.
3538 (bind): Add locus argument, set locus field from it.
3539 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3540 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3541 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3542 implicitly_declare, undeclared_variable, lookup_label,
3543 declare_label, c_make_fname_decl, c_builtin_function,
3544 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3547 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3550 * config/i386/i386.c (classify_argument): Check total size of
3553 2009-03-30 Martin Jambor <mjambor@suse.cz>
3555 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3556 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3557 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3560 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3561 seen_variable_array_ref while also traversing a union.
3563 * tree-inline.c (optimize_inline_calls): Do not call
3564 cgraph_node_remove_callees.
3565 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3566 (pass_remove_cgraph_callee_edges): New variable.
3567 * passes.c (init_optimization_passes): Add
3568 pass_remove_cgraph_callee_edges after early inlining and before all
3569 late intraprocedural passes.
3571 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3573 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3575 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3578 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3580 * combine.c (simplify_comparison): Use have_insn_for.
3581 * dojump.c (do_jump): Likewise.
3583 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3585 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3586 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3587 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3588 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3589 instead of sparc_compare_emitted.
3590 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3591 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3592 instead of sparc_compare_emitted.
3594 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3596 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3597 enter/exit cfglayout mode.
3598 (pass_partition_block): Require it.
3599 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3600 (combine_instructions): Track basic blocks instead of labels.
3601 (update_cfg_for_uncondjump): New.
3602 (try_combine): Use it. Update jumps after rescanning.
3603 (pass_combine): Require PROP_cfglayout.
3604 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3606 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3608 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3609 Provide/destroy PROP_cfglayout respectively.
3610 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3611 * tree-pass.h (PROP_cfglayout): New.
3613 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3615 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3616 fold_convert_const_fixed_from_fixed,
3617 fold_convert_const_fixed_from_int,
3618 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3619 set TREE_CONSTANT_OVERFLOW.
3620 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3621 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3623 2009-03-30 Ira Rosen <irar@il.ibm.com>
3625 * tree-vect-loop-manip.c: New file.
3626 * tree-vectorizer.c: Update documentation and included files.
3627 (vect_loop_location): Make extern.
3628 (rename_use_op): Move to tree-vect-loop-manip.c
3629 (rename_variables_in_bb, rename_variables_in_loop,
3630 slpeel_update_phis_for_duplicate_loop,
3631 slpeel_update_phi_nodes_for_guard1,
3632 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3633 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3634 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3635 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3636 find_loop_location): Likewise.
3637 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3638 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3639 get_vectype_for_scalar_type, vect_is_simple_use,
3640 supportable_widening_operation, supportable_narrowing_operation):
3642 (bb_in_loop_p): Move to tree-vect-loop.c.
3643 (new_loop_vec_info, destroy_loop_vec_info,
3644 reduction_code_for_scalar_code, report_vect_op,
3645 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3646 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3647 (vect_supportable_dr_alignment): Likewise.
3648 * tree-vectorizer.h (tree-data-ref.h): Include.
3649 (vect_loop_location): Declare.
3650 Reorganize function declarations according to the new file structure.
3651 * tree-vect-loop.c: New file.
3652 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3653 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3654 * tree-vect-data-refs.c: New file.
3655 * tree-vect-patterns.c (timevar.h): Don't include.
3656 * tree-vect-stmts.c: New file.
3657 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3658 tree-vect-slp.c, tree-vect-loop.c.
3659 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3660 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3661 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3662 (tree-vect-analyze.o): Remove.
3663 (tree-vect-transform.o): Likewise.
3664 (tree-vect-data-refs.o): Add rule.
3665 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3666 tree-vect-slp.o): Likewise.
3667 (tree-vect-patterns.o): Remove redundant dependencies.
3668 (tree-vectorizer.o): Likewise.
3669 * tree-vect-slp.c: New file.
3671 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3673 * optc-gen.awk: Warn if an option flag has multiple different
3676 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3678 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3679 -floop-block): Document dependences on PPL, CLooG and Graphite.
3681 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3683 PR rtl-optimization/323
3684 * c-common.c (c_fully_fold, convert_and_check,
3685 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3686 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3687 * c-common.def (EXCESS_PRECISION_EXPR): New.
3688 * c-cppbuiltin.c (builtin_define_float_constants): Define
3689 constants with enough digits for long double.
3690 * c-lex.c (interpret_float): Interpret constant with excess
3691 precision where appropriate.
3692 * c-opts.c (c_common_post_options): Set
3693 flag_excess_precision_cmdline. Give an error for
3694 -fexcess-precision=standard for C++ for processors where the
3695 option is significant.
3696 * c-parser.c (c_parser_conditional_expression): Handle excess
3697 precision in condition.
3698 * c-typeck.c (convert_arguments): Handle arguments with excess
3700 (build_unary_op): Move excess precision outside operation.
3701 (build_conditional_expr): Likewise.
3702 (build_compound_expr): Likewise.
3703 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3704 (build_modify_expr): Handle excess precision in RHS.
3705 (convert_for_assignment): Handle excess precision in converted
3707 (digest_init, output_init_element, process_init_element): Handle
3708 excess precision in initializer.
3709 (c_finish_return): Handle excess precision in return value.
3710 (build_binary_op): Handle excess precision in operands and add
3711 excess precision as needed for operation.
3712 * common.opt (-fexcess-precision=): New option.
3713 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3714 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3715 For standard excess precision, output explicit conversion to and
3716 truncation from XFmode.
3717 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3718 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3719 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3720 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3721 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3722 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3723 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3724 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3725 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3726 define_splits, sqrt<mode>2): Disable where appropriate for
3727 standard excess precision.
3728 * convert.c (convert_to_real): Do not shorten arithmetic to type
3729 for which excess precision would be used.
3730 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3731 * doc/invoke.texi (-fexcess-precision=): Document option.
3732 (-mfpmath=): Correct index entry.
3733 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3734 flag_excess_precision): New.
3735 * langhooks.c (lhd_post_options): Set
3736 flag_excess_precision_cmdline.
3737 * opts.c (common_handle_option): Handle -fexcess-precision=.
3738 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3739 init_excess_precision): New.
3740 (lang_dependent_init_target): Call init_excess_precision.
3741 * tree.c (excess_precision_type): New.
3742 * tree.h (excess_precision_type): Declare.
3744 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3747 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3748 non-lvalue to component.
3750 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3752 PR preprocessor/34695
3753 * Makefile.in (c-opts.o): Depend on c-tree.h.
3754 * c-common.c: Move down include of diagnostic.h.
3755 (done_lexing, c_cpp_error): New.
3756 * c-common.h (done_lexing): Declare.
3757 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3759 * c-opts.c: Include c-tree.h.
3760 (c_common_init_options): Set preprocessor error callback.
3761 (c_common_handle_option): Do not set preprocessor
3762 inhibit_warnings, warnings_are_errors, warn_system_headers,
3763 pedantic_errors or inhibit_warnings flags.
3764 (c_common_post_options): Do not check cpp_errors (parse_in).
3765 (c_common_finish): Do not output dependencies if there were
3766 errors. Do not check return value of cpp_finish.
3767 * c-ppoutput.c (pp_file_change): Set input_location.
3768 * c-tree.h (c_cpp_error): Declare.
3769 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3771 (diagnostic_build_prefix): Check override_column.
3772 * diagnostic.h (diagnostic_info): Add override_column field.
3773 (diagnostic_override_column): Define.
3775 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3777 * c-common.c (c_expand_expr, c_staticp): Remove.
3778 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3779 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3780 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3781 * c-gimplify.c (gimplify_compound_literal_expr,
3782 optimize_compound_literals_in_ctor): Remove.
3783 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3784 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3785 * c-semantics.c (emit_local_var): Remove.
3787 * langhooks-def.h (lhd_expand_expr): Remove.
3788 * langhooks.c (lhd_expand_expr): Remove.
3789 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3791 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3792 handling from c-semantics.c; don't call into langhook.
3793 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3794 * gimplify.c (gimplify_compound_literal_expr,
3795 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3796 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3797 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3798 as was done in c-gimplify.c.
3799 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3800 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3801 Move from c-common.h.
3802 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3804 * tree.c (staticp): Do not call langhook.
3805 * langhooks.c (lhd_staticp): Delete.
3806 * langhooks-def.h (lhd_staticp): Delete prototype.
3807 (LANG_HOOKS_STATICP): Delete.
3808 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3810 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3811 instead of DECL_STMTs.
3813 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3821 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3823 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3824 contained expression.
3825 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3826 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3827 conditional expressions for C.
3828 (decl_constant_value_for_optimization): Move from
3829 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3830 whether optimizing and that the expression is a VAR_DECL not of
3831 array type instead of doing such checks in the caller. Do not
3832 check pedantic. Call gcc_unreachable for C++.
3833 * c-common.def (C_MAYBE_CONST_EXPR): New.
3834 * c-common.h (c_fully_fold, c_save_expr,
3835 decl_constant_value_for_optimization): New prototypes.
3836 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3837 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3838 EXPR_INT_CONST_OPERANDS): Define.
3839 * c-convert.c (convert): Strip nops from expression.
3840 * c-decl.c (groktypename): Take extra parameters expr and
3841 expr_const_operands. Update call to grokdeclarator.
3842 (start_decl): Update call to grokdeclarator. Add statement for
3843 expressions used in type of decl.
3844 (grokparm): Update call to grokdeclarator.
3845 (push_parm_decl): Update call to grokdeclarator.
3846 (build_compound_literal): Add parameter non_const and build a
3847 C_MAYBE_COSNT_EXPR if applicable.
3848 (grokdeclarator): Take extra parameters expr and
3849 expr_const_operands. Track expressions used in declaration
3850 specifiers and declarators. Fold array sizes and track whether
3851 they are constant expressions and whether they are integer
3852 constant expressions.
3853 (parser_xref_tag): Set expr and expr_const_operands fields in
3855 (grokfield): Update call to grokdeclarator.
3856 (start_function): Update call to grokdeclarator.
3857 (build_null_declspecs): Set expr and expr_const_operands fields in
3859 (declspecs_add_type): Handle expressions in typeof specifiers.
3860 * c-parser.c (c_parser_declspecs): Set expr and
3861 expr_const_operands fields for declaration specifiers.
3862 (c_parser_enum_specifier): Likewise.
3863 (c_parser_struct_or_union_specifier): Likewise.
3864 (c_parser_typeof_specifier): Likewise. Update call to
3865 groktypename. Fold expression as needed. Return expressions with
3866 type instead of adding statements.
3867 (c_parser_attributes): Update calls to c_parser_expr_list.
3868 (c_parser_statement_after_labels): Fold expression before passing
3869 to objc_build_throw_stmt.
3870 (c_parser_condition): Fold expression.
3871 (c_parser_asm_operands): Fold expression.
3872 (c_parser_conditional_expression): Use c_save_expr. Update call
3873 to build_conditional_expr.
3874 (c_parser_alignof_expression): Update call to groktypename.
3875 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3876 original_code. Fold expression argument of va_arg. Create
3877 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3878 argument to va_arg. Update calls to groktypename. Fold array
3879 index for offsetof. Verify that first argument to
3880 __builtin_choose_expr has integer type.
3881 (c_parser_postfix_expression_after_paren_type): Update calls to
3882 groktypename and build_compound_literal. Handle expressions with
3883 side effects in type name.
3884 (c_parser_postfix_expression_after_primary): Update call to
3885 c_parser_expr_list. Set original_code for calls to
3886 __builtin_constant_p.
3887 (c_parser_expr_list): Take extra parameter fold_p. Fold
3888 expressions if requested.
3889 (c_parser_objc_type_name): Update call to groktypename.
3890 (c_parser_objc_synchronized_statement): Fold expression.
3891 (c_parser_objc_receiver): Fold expression.
3892 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3893 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3894 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3895 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3896 (struct c_typespec): Add elements expr and expr_const_operands.
3897 (struct c_declspecs): Add elements expr and expr_const_operands.
3898 (groktypename, build_conditional_expr, build_compound_literal):
3900 (in_late_binary_op): Declare.
3901 * c-typeck.c (note_integer_operands): New function.
3902 (in_late_binary_op): New variable.
3903 (decl_constant_value_for_broken_optimization): Move to c-common.c
3904 and rename to decl_constant_value_for_optimization.
3905 (default_function_array_conversion): Do not strip nops.
3906 (default_conversion): Do not call
3907 decl_constant_value_for_broken_optimization.
3908 (build_array_ref): Do not fold result.
3909 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3910 result when operand is a VLA.
3911 (c_expr_sizeof_type): Update call to groktypename. Handle
3912 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3913 result when operand names a VLA type.
3914 (build_function_call): Update call to build_compound_literal.
3915 Only fold result for calls to __builtin_* functions. Strip
3916 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3917 the function designator.
3918 (convert_arguments): Fold arguments. Update call to
3919 convert_for_assignment.
3920 (build_unary_op): Handle increment and decrement of
3921 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3922 decrement earlier. Fold operand of increment and decrement.
3923 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3924 built for integer operand. Wrap returns that are INTEGER_CSTs
3925 without being integer constant expressions or that have integer
3926 constant operands without being INTEGER_CSTs.
3927 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3928 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3929 result is an integer constant expression or can be used in
3930 unevaluated parts of one and avoid folding and wrap as
3931 appropriate. Fold operands before possibly doing -Wsign-compare
3933 (build_compound_expr): Wrap result for C99 if operands can be used
3934 in integer constant expressions.
3935 (build_c_cast): Update call to digest_init. Do not ignore
3936 overflow from casting floating-point constants to integers. Wrap
3937 results that could be confused with integer constant expressions,
3938 null pointer constants or floating-point constants.
3939 (c_cast_expr): Update call to groktypename. Handle expressions
3940 included in type name.
3941 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3942 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3943 Update calls to convert_for_assignment.
3944 (convert_for_assignment): Take new parameter
3945 null_pointer_constant. Do not strip nops or call
3946 decl_constant_value_for_broken_optimization. Set
3947 in_late_binary_op for conversions to boolean.
3948 (store_init_value): Update call to digest_init.
3949 (digest_init): Take new parameter null_pointer_constant. Do not
3950 call decl_constant_value_for_broken_optimization. pedwarn for
3951 initializers not constant expressions. Update calls to
3952 convert_for_assignment.
3953 (constructor_nonconst): New.
3954 (struct constructor_stack): Add nonconst element.
3955 (really_start_incremental_init, push_init_level, pop_init_level):
3956 Handle constructor_nonconst and nonconst element.
3957 (set_init_index): Call constant_expression_warning for array
3959 (output_init_element): Fold value. Set constructor_nonconst as
3960 applicable. pedwarn for initializers not constant expressions.
3961 Update call to digest_init. Call constant_expression_warning
3962 where constant initializers are required.
3963 (process_init_element): Use c_save_expr.
3964 (c_finish_goto_ptr): Fold expression.
3965 (c_finish_return): Fold return value. Update call to
3966 convert_for_assignment.
3967 (c_start_case): Fold switch expression.
3968 (c_process_expr_stmt): Fold expression.
3969 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3970 ensure statement expression is not evaluated in constant expression.
3971 (build_binary_op): Track whether results are integer constant
3972 expressions or may occur in such, disable folding and wrap results
3973 as applicable. Fold operands for -Wsign-compare warnings unless
3975 (c_objc_common_truthvalue_conversion): Handle results folded to
3976 integer constants that are not integer constant expressions.
3977 * doc/extend.texi: Document when typeof operands are evaluated,
3978 that condition of __builtin_choose_expr is an integer constant
3979 expression, and more about use of __builtin_constant_p in
3982 2009-03-29 Richard Guenther <rguenther@suse.de>
3984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3985 propagate addresses of array references.
3987 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3989 * regmove.c (perhaps_ends_bb_p): Remove.
3990 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3991 from INSN and check that the main loop stays within that basic block.
3992 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3993 (regmove_forward_pass): Split out from regmove_optimize. Use
3994 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3995 (regmove_backward_pass): Split out from regmove_optimize. Use
3996 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3997 (regmove_optimize): Simplify.
3999 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4002 * config/i386/i386.c (classify_argument): Ignore flexible array
4003 member in struct and warn ABI change.
4005 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4007 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4009 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4010 (ix86_adjust_cost): Updated.
4012 2009-03-29 Jan Hubicka <jh@suse.cz>
4015 * tree-pass.h (pass_cleanup_eh): New function.
4016 (remove_unreachable_regions): Break code handling RTL
4017 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4018 that can not be reached by runtime.
4019 (can_be_reached_by_runtime): New function.
4020 (label_to_region_map): New function.
4021 (num_eh_regions): New function.
4022 (rtl_remove_unreachable_regions): New function.
4023 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4024 (remove_eh_region): New function.
4025 * except.h: Include sbitmap and vecprim.
4026 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4027 num_eh_regions): Declare.
4028 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4029 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4030 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4031 (tree_empty_eh_handler_p): New function.
4032 (cleanup_empty_eh): New function.
4033 (cleanup_eh): New function.
4034 (pass_cleanup_eh): New function.
4036 2009-03-29 Jan Hubicka <jh@suse.cz>
4038 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4039 for removed regions.
4041 2009-03-29 Jan Hubicka <jh@suse.cz>
4043 * except.c (dump_eh_tree): Dump all datastructures.
4045 2009-03-29 Jan Hubicka <jh@suse.cz>
4047 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4048 (duplicate_eh_regions_1): Likewise.
4049 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4050 vector; call EH verification.
4051 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4052 Be ready for region being removed.
4054 2009-03-29 Jan Hubicka <jh@suse.cz>
4056 * bitmap.c (bitmap_last_set_bit): New function.
4057 * bitmap.h (bitmap_last_set_bit): Declare.
4059 2009-03-29 David Ayers <ayers@fsfe.org>
4062 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4063 by calling objc_compare_types and surpress warnings about
4064 incompatible C pointers that are compatible ObjC pointers.
4066 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4068 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4069 call initialize_inline_failed.
4070 (initialize_inline_failed): Move it from here ...
4071 * cgraph.c (initialize_inline_failed): ... to here.
4072 (cgraph_create_edge): Call initialize_inline_failed rather than
4073 setting inline_failed directly.
4075 2009-03-29 Ben Elliston <bje@au.ibm.com>
4078 * sysv4.opt (msdata): Improve comment.
4079 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4080 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4082 2009-03-29 Ben Elliston <bje@au.ibm.com>
4085 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4086 load and store attributes.
4088 2009-03-29 Ben Elliston <bje@au.ibm.com>
4090 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4091 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4092 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4093 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4094 __builtin_infq and __builtin_huge_valq.
4096 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4098 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4100 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4101 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4103 2009-03-28 Xinliang David Li <davidxl@google.com>
4105 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4106 (do_dbg_cnt): New function.
4108 2009-03-28 Jan Hubicka <jh@suse.cz>
4110 Merge from pretty-ipa:
4112 2009-03-27 Jan Hubicka <jh@suse.cz>
4114 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4115 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4116 * passes.c (function_called_by_processed_nodes_p): New.
4117 * ipa-pure-const.c (check_call): Fix handling of operands.
4118 (analyze_function): Dump debug output for skipped bodies.
4119 (local_pure_const): Use function_called_by_processed_nodes_p.
4120 * dwarf2out.c (reference_to_unused): Use output.
4121 * passes.c (do_per_function_toporder): Likewise.
4123 2008-11-12 Jan Hubicka <jh@suse.cz>
4125 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4126 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4127 state_set_in_source enum
4128 (check_decl): Ignore memory tags; do not set fake looping flags;
4130 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4131 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4132 (check_call, analyze_function): Rewrite.
4134 (add_new_function): Update call of analyze_function.
4135 (generate_summary): Add call of analyze_function.
4136 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4137 (local_pure_const): New function.
4138 (pass_local_pure_const): New pass.
4139 * ipa-inline.c (inline_transform): Set after_inlining.
4140 * tree-eh.c (stmt_can_throw_external): New.
4141 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4142 work with aliasing built.
4143 * tree-flow.h (stmt_can_throw_external): New.
4144 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4145 and local pure/const pass in early and late optimization queue.
4147 2009-03-28 Martin Jambor <mjambor@suse.cz>
4149 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4151 (fold_binary): Allow function decl aligment consideration is the
4152 second argument is integer constant one.
4153 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4154 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4155 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4157 2009-03-28 Jan Hubicka <jh@suse.cz>
4159 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4160 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4161 * function.h (rtl_data): Add nothrow flag.
4162 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4163 set DECL_NOTHROW for AVAILABLE functions.
4165 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4167 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4168 following vector keyword has expansion starting with pixel or bool
4169 keyword, expand vector to __vector and pixel or bool to __pixel or
4173 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4174 warn_if_disallowed_function_p): Removed.
4175 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4176 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4177 warning_if_disallowed_function_p.
4178 * flags.h (warn_if_disallowed_function_p,
4179 warn_disallowed_functions): Removed.
4180 * common.opt (Wdisallowed-function-list=): Removed.
4181 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4183 2009-03-28 Richard Guenther <rguenther@suse.de>
4185 PR tree-optimization/38723
4186 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4189 2009-03-28 Jan Hubicka <jh@suse.cz>
4191 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4192 test introduced by my previous patch.
4194 2009-03-28 Richard Guenther <rguenther@suse.de>
4196 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4197 the PHIs value undefined.
4199 2009-03-28 Jan Hubicka <jh@suse.cz>
4201 * tree-pass.h (pass_fixup_cfg): New pass.
4202 * ipa-inline.c (inline_transform): Set
4203 always_inline_functions_inlined/after_inlining.
4204 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4205 (pass_fixup_cfg): New pass.
4206 * passes.c (init_optimization_passes): Add fixup_cfg.
4208 2009-03-28 Richard Guenther <rguenther@suse.de>
4210 PR tree-optimization/38458
4211 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4212 argument use the arguments copy-of value.
4214 2009-03-28 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/38180
4217 * tree-ssa-ccp.c (get_default_value): Simplify.
4218 (likely_value): Likewise.
4219 (surely_varying_stmt_p): Properly handle VOP case.
4220 (ccp_initialize): Likewise.
4221 (ccp_fold): Handle propagating through *&.
4222 (fold_const_aggregate_ref): Also handle decls.
4224 2009-03-28 Jan Hubicka <jh@suse.cz>
4226 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4227 * cgraph.h (cgraph_node): Likewise.
4228 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4229 (cgraph_reset_node): Use process flag.
4230 (cgraph_mark_functions_to_output): Likewise.
4231 (cgraph_expand_function): Likewise.
4232 (cgraph_expand_all_functions): Likewise.
4233 (cgraph_output_in_order): Likewise.
4234 * dwarf2out.c (reference_to_unused): Likewise.
4235 * passes.c do_per_function_toporder): Likewise.
4237 2009-03-28 Jan Hubicka <jh@suse.cz>
4239 Bring from lto-branch:
4241 2008-09-03 Doug Kwan <dougkwan@google.com>
4243 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4244 enums instead of reason strings.
4245 * cgraph.c (cgraph_create_edge): Same.
4246 (cgraph_inline_failed_string): New function.
4247 * cgraph.h (cgraph_inline_failed_t): New enum type.
4248 (cgraph_inline_failed_string): New prototype.
4249 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4250 char pointer to cgraph_inline_failed_t.
4251 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4252 (cgraph_default_inline_p): Ditto.
4253 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4254 to cgraph_inline_failed_t pointer.
4255 * cif-code.def: New file.
4256 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4258 (cgraph_check_inline_limits): Change type of REASON to pointer to
4259 cgraph_inline_failed_t. Replace reason strings with enums.
4260 (cgraph_default_inline_p): Ditto.
4261 (cgraph_recursive_inlining_p): Ditto.
4262 (update_caller_keys): Change type of FAILED_REASON to
4263 cgraph_inline_failed_t.
4264 (cgraph_set_inline_failed): Change type of REASON to pointer to
4265 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4266 convert enums to strings for text output.
4267 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4268 to be of type cgraph_inline_failed_t. Replace reason strings with
4269 enums. Call cgraph_inline_failed_string to covert enums
4270 to strings for text output.
4271 (cgraph_decide_inlining): Replace reason strings with enums.
4272 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4273 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4275 * tree-inline.c (expand_call_inline): Change type of REASON
4276 to cgraph_inline_failed_t. Replace reason strings with enums.
4277 Call cgraph_inline_failed_string for text output.
4278 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4281 2009-03-28 Jan Hubicka <jh@suse.cz>
4283 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4284 cgraph_clone_node): Remove master clone handling.
4285 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4286 * cgraph.h (master_clone): Remove.
4287 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4288 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4289 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4291 2009-03-28 Jan Hubicka <jh@suse.cz>
4293 * cgraph.c (cgraph_function_body_availability): Functions declared
4294 inline are always safe to assume that it is not going to be replaced.
4296 2009-03-28 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/38513
4299 * tree-ssa-pre.c (eliminate): Remove redundant stores.
4300 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4301 EXC_PTR_EXPR and FILTER_EXPR.
4302 (get_ref_from_reference_ops): Likewise.
4304 2009-03-28 Richard Guenther <rguenther@suse.de>
4306 PR tree-optimization/38968
4307 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4308 Use FLOOR_MOD_EXPR to compute misalignment.
4310 2009-03-28 Richard Guenther <rguenther@suse.de>
4312 PR tree-optimization/37795
4313 * tree.h (combine_comparisons): Declare.
4314 * fold-const.c (combine_comparisons): Export.
4315 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
4317 (ifcombine_iforif): Use combine_comparisons.
4319 2009-03-28 Jan Hubicka <jh@suse.cz>
4321 * tree-eh.c (inlinable_call_p): New function.
4322 (make_eh_edges): Use it.
4323 (verify_eh_edges): Use it.
4324 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
4325 * except.c (reachable_next_level): Add inlinable_function argument
4326 (sjlj_find_directly_reachable_regions): Update.
4327 (add_reachable_handler): Do not set saw_any_handlers.
4328 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
4329 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4330 Add new inlinable call parameter.
4331 (can_throw_internal, can_throw_external): Update.
4332 * except.h (can_throw_internal_1, can_throw_external_1,
4333 foreach_reachable_handler): Update declaration.
4335 2009-03-28 Joseph Myers <joseph@codesourcery.com>
4337 * config/arm/t-arm-coff, config/h8300/coff.h,
4338 config/i386/i386-aout.h, config/i386/i386-coff.h,
4339 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
4340 config/pdp11/2bsd.h, config/rs6000/aix41.h,
4341 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
4342 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
4343 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
4344 sys-types.h: Remove.
4345 * Makefile.in: Remove protoize and fixproto support and references
4347 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
4348 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
4350 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
4351 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
4352 unprotoize$(exeext).
4353 (rest.encap): Don't depend on $(STMP_FIXPROTO)
4354 (.PHONY): Don't depend on proto.
4355 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4356 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4357 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4358 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4359 build/gen-protos.o, build/scan.o, xsys-protos.h,
4360 build/fix-header$(build_exeext), build/fix-header.o,
4361 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4362 stmp-install-fixproto): Remove.
4363 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4364 SYSCALLS.c or fixproto files.
4365 (install-common): Don't install protoize.
4366 (install-headers-tar, install-headers-cpio, install-headers-cp):
4367 Don't depend on $(STMP_FIXPROTO).
4368 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4369 install fixproto files or write out fixproto settings.
4370 (uninstall): Don't uninstall protoize.
4371 * config.gcc (use_fixproto): Remove.
4372 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4373 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4374 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4375 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4376 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4377 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4378 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4379 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4380 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4381 * config/t-vxworks (STMP_FIXPROTO): Remove.
4382 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4383 STMP_FIXPROTO): Remove.
4384 * config.in, configure: Regenerate.
4385 * crtstuff.c (gid_t, uid_t): Don't undefine.
4386 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4387 (arm-*-coff, arm-*-aout: Remove target entries.
4388 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4389 Remove mention of AIX 4.1.
4390 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4391 * doc/invoke.texi (Running Protoize): Remove.
4392 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4393 (Protoize Caveats): Remove.
4394 * tsystem.h: Update comments on headers assumed to exist.
4396 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4398 * genautomata.c: Add a new year to the copyright. Add a new
4400 (struct insn_reserv_decl): Add comments for member bypass_list.
4401 (find_bypass): Remove.
4402 (insert_bypass): New.
4403 (process_decls): Use insert_bypass.
4404 (output_internal_insn_latency_func): Output all bypasses with the
4405 same input insn in one switch case.
4407 * rtl.def (define_bypass): Describe bypass choice.
4408 * doc/md.texi (define_bypass): Ditto.
4410 2009-03-27 Richard Guenther <rguenther@suse.de>
4412 * gimplify.c (mark_addressable): Export.
4413 * tree-flow.h (mark_addressable): Declare.
4414 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4415 * tree-ssa.c (verify_phi_args): Verify that address taken
4416 variables have TREE_ADDRESSABLE set.
4418 2009-03-27 Richard Guenther <rguenther@suse.de>
4420 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4421 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4422 Do not mark decls TREE_ADDRESSABLE.
4423 (build_fold_addr_expr): Adjust.
4424 (fold_addr_expr): Remove.
4425 (fold_unary): Use build_fold_addr_expr.
4426 (fold_comparison): Likewise.
4427 (split_address_to_core_and_offset): Likewise.
4428 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4430 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4431 (gimplify_modify_expr_to_memcpy): Mark source and destination
4433 * omp-low.c (create_omp_child_function): Mark the object decl
4435 (lower_rec_input_clauses): Mark the var we take the address of
4437 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4439 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4442 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4443 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4445 2009-03-27 Richard Guenther <rguenther@suse.de>
4447 PR tree-optimization/39120
4448 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4450 (handle_lhs_call): Process return constraints. Add escape
4451 constraints if necessary.
4452 (handle_const_call): Fill out return constraints. Make nested
4453 case more precise. Avoid consttmp if possible.
4454 (handle_pure_call): Fill out return constraints. Avoid
4455 callused if possible.
4456 (find_func_aliases): Simplify call handling.
4458 2009-03-27 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/39120
4461 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4462 as a representative.
4463 (solve_graph): Do propagate CALLUSED.
4464 (handle_pure_call): Use a scalar constraint from CALLUSED for
4466 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4469 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4472 * c-common.c (handle_aligned_attribute): Properly check alignment
4473 overflow. Use (1U << i) instead of (1 << i).
4475 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4477 * expr.h (get_mem_align_offset): Updated.
4479 * tree.h (tree_decl_common): Change align to "unsigned int" and
4480 move it before pointer_alias_set.
4482 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4483 Jakub Jelinek <jakub@redhat.com>
4486 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4487 gr_register_operand with gr_reg_or_0_operand.
4488 (cmpxchg_rel_di): Likewise.
4489 (sync_lock_test_and_set<mode>): Likewise.
4491 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4493 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4494 (true_regnum): Likewise.
4496 * rtlanal.c (subreg_info): Moved to ...
4497 * rtl.h (subreg_info): Here. New.
4498 (subreg_get_info): New.
4500 * rtlanal.c (subreg_get_info): Make it extern.
4502 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4505 * config/i386/i386.c (ix86_abi): New.
4506 (override_options): Handle -mabi=.
4507 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4508 (ix86_call_abi_override): Likewise.
4509 (init_cumulative_args): Likewise.
4510 (function_arg_advance): Likewise.
4511 (function_arg_64): Likewise.
4512 (function_arg): Likewise.
4513 (ix86_pass_by_reference): Likewise.
4514 (ix86_function_value_regno_p): Likewise.
4515 (ix86_build_builtin_va_list_abi): Likewise.
4516 (setup_incoming_varargs_64): Likewise.
4517 (is_va_list_char_pointer): Likewise.
4518 (ix86_init_machine_status): Likewise.
4519 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4520 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4521 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4522 (ix86_function_abi): Make it static and return enum calling_abi.
4523 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4525 (ix86_fn_abi_va_list): Updated.
4527 * config/i386/i386.h (ix86_abi): New.
4528 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4529 (CONDITIONAL_REGISTER_USAGE): Likewise.
4530 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4531 (machine_function): Likewise.
4533 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4535 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4536 (STACK_BOUNDARY): Likewise.
4537 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4539 * config/i386/i386.opt (mabi=): New.
4541 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4542 return enum calling_abi.
4543 (ix86_function_type_abi): Likewise.
4544 (ix86_function_abi): Removed.
4546 * doc/invoke.texi: Document -mabi= option for x86.
4548 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4550 * builtins.c (real_dconstp): Delete.
4551 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4553 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4554 Jakub Jelinek <jakub@redhat.com>
4557 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4558 (gen_subprogram_die): When a function is explicit, generate the
4559 DW_AT_explicit attribute.
4560 * langhooks.h (struct lang_hooks_for_decls): Add
4561 function_decl_explicit_p langhook.
4562 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4563 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4565 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4567 * builtins.c (fold_builtin_memory_op): Optimize memmove
4568 into memcpy if we can prove source and destination don't overlap.
4570 * tree-inline.c: Include gt-tree-inline.h.
4571 (clone_fn_id_num): New variable.
4572 (clone_function_name): New function.
4573 (tree_function_versioning): Use it.
4574 * Makefile.in (GTFILES): Add tree-inline.c.
4576 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4578 * BASE-VER: Change to 4.5.0.
4580 2009-03-27 Xinliang David Li <davidxl@google.com>
4582 PR tree-optimization/39557
4583 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4585 2009-03-27 Xinliang David Li <davidxl@google.com>
4587 PR tree-optimization/39548
4588 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4591 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4593 * c-common.c (pointer_int_sum): Use %wd on return from
4596 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4598 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4599 on return from tree_low_cst.
4601 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4604 * ginclude/stdarg.h (va_copy): Define also for
4605 __GXX_EXPERIMENTAL_CXX0X__.
4607 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4610 * builtins.h (c_strlen): Do not warn here.
4611 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4612 * c-common.c (pointer_int_sum): Take an explicit location.
4613 Warn about offsets out of bounds.
4614 * c-common.h (pointer_int_sum): Adjust declaration.
4616 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4618 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4621 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4624 * opts.c (warn_if_disallowed_function_p): Don't assume
4625 get_callee_fndecl must return non-NULL.
4627 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4629 PR rtl-optimization/39522
4630 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4631 when reg_reloaded_valid is set.
4633 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4635 * config/spu/divv2df3.c: New file.
4636 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4637 (DPBIT_FUNCS): Filter out _div_df.
4639 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4641 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4642 a jump insn, count that jump in the distance to the loop start.
4644 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4647 * config/sh/sh.c (calc_live_regs): Fix condition for global
4648 registers except PIC_OFFSET_TABLE_REGNUM.
4650 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4653 * doc/invoke.texi (-mconsole): New.
4657 (-mnop-fun-dllimport): New.
4661 (sub section "i386 and x86-64 Windows Options"): New.
4663 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4665 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4666 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4668 2009-03-25 Richard Guenther <rguenther@suse.de>
4671 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4674 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4676 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4677 neither of haifa/selective schedulers are working.
4679 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4681 * doc/invoke.texi (Debugging Options): Fix description of
4682 -fno-merge-debug-strings.
4684 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4686 * config/cris/libgcc.ver: New version-script.
4687 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4689 * configure.ac <GAS features, nop mnemonic>: Add pattern
4690 crisv32-*-* for "nop".
4691 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4692 * configure: Regenerate.
4694 2009-03-24 Ira Rosen <irar@il.ibm.com>
4696 PR tree-optimization/39529
4697 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4698 mark_sym_for_renaming for the tag copied to the new vector
4701 2009-03-24 Arthur Loiret <aloiret@debian.org>
4703 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4704 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4705 EXTRA_SPEC_FUNCTIONS.
4706 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4707 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4708 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4709 -march and -mtune options.
4711 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4713 * config/m68k/t-rtems: Add m5329 multilib.
4715 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4716 Jakub Jelinek <jakub@redhat.com>
4719 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4722 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4725 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4726 instead of c_parser_expression_conv, if original_code isn't one of the
4727 4 allowed comparison codes, fail.
4729 2009-03-23 Richard Guenther <rguenther@suse.de>
4731 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4732 * tree.h (struct tree_type): Likewise.
4733 * reload.h (struct insn_chain): Likewise.
4734 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4735 * function.h (struct function): Likewise.
4736 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4738 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4740 PR tree-optimization/39516
4741 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4743 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4745 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4746 should be set true if BITS_PER_WORD of target is bigger than 32
4748 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4750 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4751 Translate -B-options to -rpath-link. Correct existing
4752 rpath-link and conditionalize on !nostdlib.
4754 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4756 * doc/extend.texi (Function Attributes, Variable Attributes):
4758 * doc/invoke.texi (Debugging Options, Optimize Options)
4759 (i386 and x86-64 Options, MCore Options): Likewise.
4761 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4764 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4765 it for block local namespace aliases.
4766 (gen_decl_die): Pass context_die to gen_namespace_die.
4768 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4771 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4772 minimum or maximum value.
4774 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4776 * reginfo.c (globalize_reg): Recompute derived reg sets.
4778 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4781 * libgcc2.c (mprotect): Do not use signed arguments for
4782 VirtualProtect, use DWORD arguments. Also fix the 'may
4783 be used uninitialized' warning for the np variable.
4785 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4788 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4789 functions using regparm calling conventions when not optimizing.
4790 (ix86_function_sseregparm): Similarly for sseregparm calling
4793 2009-03-19 Li Feng <nemokingdom@gmail.com>
4796 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4797 dependence if the first conflict is after niter iterations.
4799 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4802 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4803 functions with dynamic stack-pointer adjustments.
4805 2009-03-19 Ben Elliston <bje@au.ibm.com>
4807 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4808 option; change to -msdata=data.
4810 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4812 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4815 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4818 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4820 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4822 * doc/invoke.texi (Code Gen Options): Expand discussion of
4825 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4827 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4828 * matrix-reorg.c (struct matrix_info): Likewise.
4829 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4830 * rtl.h (struct mem_attrs): Likewise.
4831 * df.h (struct df): Likewise.
4832 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4833 * ira-int.h (struct ira_allocno): Likewise.
4834 * df-scan.c (struct df_collection_rec): Likewise.
4835 * ira.c (struct equivalence): Likewise.
4836 * function.c (struct temp_slot): Likewise.
4837 * cfgloop.h (struct loop): Likewise.
4840 * function.c (use_register_for_decl): When not optimizing, disregard
4841 register keyword for variables with types containing methods.
4843 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4846 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4847 (is_simple_operand): Call contains_component_ref_p before calling data
4848 reference analysis that would fail on COMPONENT_REFs.
4850 * tree-vrp.c (search_for_addr_array): Fix formatting.
4852 2009-03-18 Richard Guenther <rguenther@suse.de>
4854 * tree-vect-transform.c (vect_loop_versioning): Fold the
4855 generated comparisons.
4856 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4857 (slpeel_tree_peel_loop_to_edge): Likewise.
4859 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4862 * opts.c (print_specific_help): In addition to `undocumented',
4863 accept `separate' and `joined' flags if passed alone. Describe
4864 output by the first matched one of those.
4865 (common_handle_option): Skip over empty strings.
4866 * gcc.c (display_help): Fix help string for `--help='.
4867 * doc/invoke.texi (Option Summary, Overall Options): With
4868 `--help=', classes and qualifiers can both be repeated, but
4869 only the latter can be negated. One should not pass only
4870 negated qualifiers. Fix markup and examples.
4873 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4875 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4876 and -fhelp=separate.
4878 2009-03-17 Jing Yu <jingyu@google.com>
4881 * function.h (struct rtl_data): Move is_thunk from here...
4882 (struct function): ...to here.
4883 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4884 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4886 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4888 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4889 (alpha_output_function_end_prologue): Likewise.
4890 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4891 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4892 (rs6000_output_function_epilogue): Likewise.
4893 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4895 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4898 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4899 from different units in a single alternative.
4900 (*truncdfsf_i387): Ditto.
4901 (*truncxfsf2_mixed): Ditto.
4902 (*truncxfdf2_mixed): Ditto.
4904 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4906 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4907 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4910 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4911 unused non-artificial variables when not optimizing.
4914 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4915 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4916 NAMESPACE_DECL in its DECL_INITIAL.
4919 * optabs.c (set_user_assembler_libfunc): New function.
4920 * expr.h (set_user_assembler_libfunc): New prototype.
4921 * c-common.c: Include libfuncs.h.
4922 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4923 for memcmp, memset, memcpy, memmove and abort.
4924 * Makefile.in (c-common.o): Depend on libfuncs.h.
4927 * dwarf2out.c (gen_inlined_enumeration_type_die,
4928 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4929 gen_tagged_type_instantiation_die): Removed.
4930 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4933 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4936 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4938 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4939 (check-parallel-%): Ditto.
4940 (check-consistency): Ditto.
4942 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4944 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4945 local variable rhs by NULL_TREE.
4947 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4950 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4952 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4955 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4957 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4960 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4961 for ms->sysv ABI calls only in 64bit mode.
4963 * config/i386/i386.md (untyped_call): Support 32bit.
4965 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4967 * doc/extend.texi: Replace x86_65 with x86_64.
4969 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4971 PR tree-optimization/39455
4972 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4973 mismatches for POINTER_TYPE_P (type).
4974 (number_of_iterations_le): Likewise.
4976 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4978 * config/picochip/picochip.c: Removed profiling support.
4979 * config/picochip/picochip.md: Removed profiling instruction.
4980 * config/picochip/picochip.h: Removed profiling builtin.
4982 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4984 * doc/install.texi (--with-host-libstdcxx): Document.
4986 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4989 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4990 generate a warning if the function name does not begin with
4991 "__vector" and the function has either the 'signal' or 'interrupt'
4992 attribute, from here to ...
4993 (avr_declare_function_name): ...here. New function.
4994 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4995 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4997 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5000 * cse.c (fold_rtx): Don't modify original const_arg1 when
5001 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5002 separate variable instead.
5003 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5004 from out of range shift counts.
5005 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5007 2008-03-13 Catherine Moore <clm@codesourcery.com>
5009 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5010 diagnostic.h with $(DIAGNOSTIC_H).
5012 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5015 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5017 * config/i386/sync.md (sync_compare_and_swap<mode>,
5018 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5019 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5021 (sync_double_compare_and_swapdi_pic,
5022 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5023 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5025 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5028 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5030 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5033 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5034 (avx_addsubv4df3): Likewise.
5035 (*avx_addsubv4sf3): Likewise.
5036 (sse3_addsubv4sf3): Likewise.
5038 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5041 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5043 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5046 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5047 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5048 registers for allocnos created from user-defined variables.
5050 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5053 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5054 of non-integer mode as well.
5056 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5058 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5059 for functions for which the parameter types are unknown.
5061 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5064 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5065 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5066 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5067 * config/i386/i386.c (ix86_local_alignment): For
5068 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5069 long long variables on the stack to avoid dynamic realignment.
5070 Allow the first argument to be a decl rather than type.
5071 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5073 2009-03-11 Nick Clifton <nickc@redhat.com>
5076 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5078 Add description to mno-lsim option.
5079 * config/mcore/mcore.h: Remove comment about deprecated m4align
5081 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5082 * doc/invoke.texi: Add description of mno-lsim and
5083 mstack-increment options.
5085 * config/fr30/fr30.opt: Document the -mno-lsim option.
5086 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5087 and -mno-lsim options.
5089 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5091 * fold-const.c (fold_comparison): Only call fold_inf_compare
5092 if the mode supports infinities.
5094 2009-03-11 Jason Merrill <jason@redhat.com>
5097 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5098 end already did. Notice GIMPLE_CALL modifications of the result.
5099 Don't copy debug information from an ignored decl or a decl from
5102 2009-03-10 Richard Guenther <rguenther@suse.de>
5103 Nathan Froyd <froydnj@codesourcery.com>
5106 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5107 (__divMODE3): Likewise.
5109 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5111 PR tree-optimization/39394
5112 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5113 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5115 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5117 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5118 inline asms for register asm ("") declarations.
5120 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5122 * fold-const.c (fold_unary): Fix comment.
5124 2009-03-07 Jan Hubicka <jh@suse.cz>
5127 * tree-inline.c (setup_one_parameter): Do replacement of const
5128 argument by constant in SSA form.
5130 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5133 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5134 determine alignment passed to assign_stack_local.
5135 (assign_parms_unsplit_complex): Likewise.
5136 * except.c (sjlj_build_landing_pads): Likewise.
5138 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5141 * tree-flow.h (add_referenced_var): Return bool instead of void.
5142 * tree-dfa.c (add_referenced_var): Return result of
5143 referenced_var_check_and_insert call.
5144 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5145 of referenced_var_check_and_insert.
5148 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5149 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5150 DIE, don't emit it if abstract origin already has it.
5151 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5152 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5154 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5156 * genpreds.c (needs_variable): Fix parentheses at variable name
5158 (write_tm_constrs_h): Indent generated code.
5160 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5162 * doc/extend.texi (Function Attributes): Add documentation
5165 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5168 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5169 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5171 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5173 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5176 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5179 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5180 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5182 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5184 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5185 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5186 constants instead of magic numbers.
5187 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5189 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5190 (x86_64_ms_abi_int_parameter_registers): Ditto.
5191 (x86_64_int_return_registers): Ditto.
5192 (ix86_maybe_switch_abi): Ditto.
5193 (ix86_expand_call): Ditto for clobbered_registers array.
5194 (ix86_hard_regno_mode_ok): Ditto.
5195 (x86_extended_QIreg_mentioned_p): Ditto.
5197 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5199 PR tree-optimization/39349
5200 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5202 * combine.c (gen_lowpart_for_combine): Use omode when generating
5205 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5207 PR rtl-optimization/39235
5208 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5210 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5212 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5214 2009-03-04 Richard Guenther <rguenther@suse.de>
5216 PR tree-optimization/39362
5217 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5218 that occur in abnormal PHIs should be varying.
5220 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5222 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5224 (simple_iv): Take loop as an argument instead of statement.
5225 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5226 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5228 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5230 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5231 * matrix-reorg.c (analyze_transpose): Ditto.
5232 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5233 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5234 * tree-predcom.c (ref_at_iteration): Ditto.
5235 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5237 2009-03-04 Richard Guenther <rguenther@suse.de>
5239 PR tree-optimization/39358
5240 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5241 escaped_id and callused_id.
5242 (solve_graph): Likewise.
5244 2009-03-04 Richard Guenther <rguenther@suse.de>
5246 PR tree-optimization/39339
5247 * tree-sra.c (try_instantiate_multiple_fields): Make it
5248 no longer ICE on the above.
5250 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5252 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5253 that fits within Pmode.
5255 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5258 * tm.texi (LIBCALL_VALUE): Update description.
5260 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5263 * doc/extend.texi (section): Update description.
5265 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5268 * tree-inline.c (remapped_type): New.
5269 (can_be_nonlocal): Call remapped_type instead of remap_type.
5271 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5274 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5275 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5277 2009-03-03 Richard Guenther <rguenther@suse.de>
5280 * tree.c (tree_nonartificial_location): New function.
5281 * tree.h (tree_nonartificial_location): Declare.
5282 * builtins.c (expand_builtin_memory_chk): Provide location
5283 of the call location for artificial function pieces.
5284 (maybe_emit_chk_warning): Likewise.
5285 (maybe_emit_sprintf_chk_warning): Likewise.
5286 (maybe_emit_free_warning): Likewise.
5287 * expr.c (expand_expr_real_1): Likewise.
5289 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5291 PR tree-optimization/39343
5292 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
5293 COMPONENT_REF t has ARRAY_TYPE.
5295 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5298 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5299 when the type precision of the induction variable should be
5300 larger than the type precision of nit.
5301 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5302 * graphite.c (graphite_loop_normal_form): Same.
5303 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5305 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5307 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
5308 (*call_1_rex64_ms_sysv): Use named constants instead of magic
5309 numbers to describe clobbered registers.
5310 (*call_value_0_rex64_ms_sysv): Ditto.
5311 * config/i386/mmx.md (mmx_emms): Ditto.
5314 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
5316 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
5319 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5321 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
5322 (spu_section_type_flags): New function.
5324 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5326 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
5327 reg_class_contents of FLOAT_REGS into a temporary.
5329 2009-03-02 Richard Guenther <rguenther@suse.de>
5330 Ira Rosen <irar@il.ibm.com>
5332 PR tree-optimization/39318
5333 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
5334 information to the vectorized statement.
5336 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
5338 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
5339 variable. Use defined names instead of magic constants for REX SSE
5342 2009-03-01 Richard Guenther <rguenther@suse.de>
5344 PR tree-optimization/39331
5345 * omp-low.c (lower_send_shared_vars): Do not receive new
5346 values for the reference of DECL_BY_REFERENCE parms or results.
5348 2009-03-01 Jan Hubicka <jh@suse.cz>
5351 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
5352 BLOCK_NONLOCALIZED_VAR): New macros.
5353 (tree_block): Add nonlocalized_vars.
5354 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
5355 gen_decl_die): Add origin argument. Allow generation of die with
5356 origin at hand only.
5357 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5358 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5360 (gen_block_die): Fix checking for unused blocks.
5361 (process_scope_var): Break out from .... ; work with origins only.
5362 (decls_for_scope) ... here; process nonlocalized list.
5363 (dwarf2out_ignore_block): Look for nonlocalized vars.
5364 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5366 (dump_scope_block): Dump them.
5367 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5368 (remap_block): Likewise.
5369 (can_be_nonlocal): New predicate.
5370 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5372 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5374 * configure: Regenerate.
5376 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5378 * optc-gen.awk: No need to duplicate option flags twice.
5379 Reuse help texts for duplicate options which do not have any.
5381 * gcc.c (display_help): Document --version.
5383 * gcc.c (main): If print_help_list and verbose_flag, ensure
5384 driver output comes before subprocess output.
5386 * optc-gen.awk: Assign all remaining fields to help string,
5387 space-separated, for multi-line help in *.opt.
5389 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5390 -Wno-pedantic-ms-format is for MinGW targets only.
5392 * doc/options.texi (Option file format): Fix bad indentation,
5393 restoring dropped sentence.
5395 2009-02-28 Jan Hubicka <jh@suse.cz>
5397 * tree-inline.c (tree_function_versioning): Output debug info.
5399 2009-02-28 Jan Hubicka <jh@suse.cz>
5402 * tree-inline.c (setup_one_parameter): Do not copy propagate
5403 arguments when not optimizing.
5405 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5408 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5409 (avx_addsubv4df3): Likewise.
5410 (*avx_addsubv4sf3): Likewise.
5411 (sse3_addsubv4sf3): Likewise.
5412 (*avx_addsubv2df3): Likewise.
5413 (sse3_addsubv2df3): Likewise.
5414 (avx_unpckhps256): Correct item selectors.
5415 (avx_unpcklps256): Likewise.
5416 (avx_unpckhpd256): Likewise.
5417 (avx_unpcklpd256): Likewise.
5419 2009-02-28 Jan Hubicka <jh@suse.cz>
5421 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5423 (copy_arguments_for_versioning): If var is declared don't declare it.
5424 (tree_function_versioning): First setup substitutions and then copy
5427 2009-02-27 Jan Hubicka <jh@suse.cz>
5430 * cgraph.h (varpool_output_debug_info): Remove.
5431 * cgraphunit.c (varpool_output_debug_info): Remove.
5432 * dwarf2out.c (deferred_locations_struct): New struct
5433 (deferred_locations): New type.
5434 (deferred_locations_list): New static var.
5435 (deffer_location): New function.
5436 (gen_variable_die): Use it.
5437 (decls_for_scope): Output info on local static vars.
5438 (dwarf2out_finish): Process deferred locations.
5439 * varpool.c (varpool_output_debug_info): Remove.
5441 2009-02-27 Jan Hubicka <jh@suse.cz>
5444 * tree.h (TREE_PROTECTED): Fix comment.
5445 (BLOCK_HANDLER_BLOCK): Remove.
5446 (struct tree_block): Remove handler_block add body_block.
5447 (inlined_function_outer_scope_p): New.
5448 (is_body_block): Remove.
5449 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5450 * dwarf2out.c (is_inlined_entry_point): Remove.
5451 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5452 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5454 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5455 * gimplify.c (gimplify_expr): Gimplify body blocks.
5456 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5457 block with multiple subblocks.
5458 (dump_scope_block): Prettier output; dump more flags and info.
5459 (dump_scope_blocks): New.
5460 (remove_unused_locals): Use dump_scope_blocks.
5461 * tree-flow.h (dump_scope_blocks): Declare.
5462 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5463 * stmt.c (is_body_block): Remove.
5464 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5465 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5467 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5470 * graphite.c (graphite_loop_normal_form): Do not call
5471 number_of_iterations_exit from a gcc_assert.
5473 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5475 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5476 jumps if COND is NULL.
5477 (find_cond_jump): New function.
5478 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5479 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5481 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5483 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5484 force_const_mem returns NULL_RTX.
5486 2009-02-26 Jan Hubicka <jh@suse.cz>
5489 * cgraph.h (varpool_output_debug_info): Remove.
5490 * cgraphunit.c (varpool_output_debug_info): Remove.
5491 * dwarf2out.c (deferred_locations_struct): New struct
5492 (deferred_locations): New type.
5493 (deferred_locations_list): New static var.
5494 (deffer_location): New function.
5495 (gen_variable_die): Use it.
5496 (decls_for_scope): Output info on local static vars.
5497 (dwarf2out_finish): Process deferred locations.
5498 * varpool.c (varpool_output_debug_info): Remove.
5500 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5502 PR rtl-optimization/39241
5503 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5504 to subreg_offset_representable_p.
5506 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5508 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5509 execute function prototype. Get f and nregs from max_reg_num
5510 and get_insns. Remove the first backward pass as it's dead,
5511 guard the forward pass by flag_expensive_optimizations.
5512 (rest_of_handle_regmove): Delete.
5513 (pass_regmove): Replace it with regmove_optimize.
5515 2009-02-25 Martin Jambor <mjambor@suse.cz>
5517 PR tree-optimization/39259
5518 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5519 calls_alloca function flags.
5520 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5523 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5525 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5526 flags_set_1_rtx, flags_set_1_set): Delete.
5527 (regmove_optimize): Do not call mark_flags_life_zones.
5529 2009-02-24 Julian Brown <julian@codesourcery.com>
5532 * config/arm/arm.c (require_pic_register): Only set
5533 cfun->machine->pic_reg once per function.
5535 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5537 * doc/invoke.texi (Link Options): Document an easier way to pass
5538 options that take arguments to the GNU linker using -Xlinker and -Wl.
5540 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5543 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5545 2009-02-24 Richard Guenther <rguenther@suse.de>
5548 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5550 2009-02-24 Richard Guenther <rguenther@suse.de>
5551 Zdenek Dvorak <ook@ucw.cz>
5553 PR tree-optimization/39233
5554 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5555 from converting them to a generic type.
5557 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5559 PR tree-optimization/39260
5560 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5561 contains a condition with a real type.
5562 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5564 2009-02-23 Jason Merrill <jason@redhat.com>
5567 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5568 narrowing_initializer_constant_valid_p.
5569 (narrowing_initializer_constant_valid_p): Don't return
5570 null_pointer_node for adding a pointer to itself.
5572 2009-02-23 Jan Hubicka <jh@suse.cz>
5575 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5578 2009-02-23 Jan Hubicka <jh@suse.cz>
5580 PR tree-optimization/37709
5581 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5582 * tree.h (block_ultimate_origin): Declare.
5583 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5584 * tree-ssa-live.c (remove_unused_scope_block_p):
5585 Eliminate blocks containig no instructions nor live variables nor
5587 (dump_scope_block): New function.
5588 (remove_unused_locals): Enable removal of dead blocks by default;
5589 enable dumping at TDF_DETAILS.
5591 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5593 * config/i386/i386.c (classify_argument): Don't allow COImode
5595 (function_arg_advance_32): Don't allow OImode.
5596 (function_arg_32): Likewise.
5597 (function_value_32): Likewise.
5598 (return_in_memory_32): Likewise.
5599 (function_arg_64): Remove OImode comment.
5601 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5604 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5605 ix86_expand_vector_set for V4DImode in 64bit mode only.
5606 (ix86_expand_vector_init_one_var): Likewise.
5608 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5610 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5612 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5615 * loop-iv.c: Revert last change.
5616 * emit-rtl.c: Likewise.
5618 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5621 * config/i386/i386.c (type_natural_mode): Remove an extra
5622 space in the warning message.
5623 (function_value_32): Handle 32-byte vector modes.
5624 (return_in_memory_32): Likewise.
5626 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5628 * loop-iv.c (truncate_value): New function.
5629 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5631 (lowpart_subreg): Move to...
5632 * emit-rtl.c: ...here.
5634 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5636 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5637 accidental and undocumented change at revision 140860.
5639 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5641 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5642 take gimple_seq * arguments.
5643 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5644 types_compatible_p langhook.
5646 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5647 Joseph Myers <joseph@codesourcery.com>
5649 * config/arm/arm.c (arm_builtin_va_list): New function.
5650 (arm_expand_builtin_va_start): Likewise.
5651 (arm_gimplify_va_arg_expr): Likewise.
5652 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5653 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5654 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5655 (va_list_type): New variable.
5656 (arm_mangle_type): Mangle va_list_type appropriately.
5658 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5661 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5662 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5663 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5664 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5665 parameter to 1000 for -O1 by default.
5666 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5668 * loop-invariant.c: Include params.h.
5669 (move_loop_invariants): Don't call move_single_loop_invariants on
5672 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5674 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5675 offset when calculating bounds for indexing stack_usage_map. Fixes
5676 a buffer overflow with certain target setups.
5678 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5681 * calls.c (expand_call): Clear try_tail_call if caller and callee
5682 disagree in promotion of function return value.
5684 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5687 * c-common.c (c_determine_visibility): If visibility changed and
5688 DECL_RTL has been already set, call make_decl_rtl to update symbol
5691 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5694 * varasm.c (assemble_variable): Don't check DECL_NAME when
5695 globalizing a variable.
5697 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5700 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5701 expression before any __builtin_trap call.
5702 * c-typeck.c (build_function_call): Convert and check function
5703 arguments before generating a call to a trap. Evaluate the
5704 function arguments before the trap.
5706 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5709 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5710 (UNSPEC_FXAM_MEM): New unspec.
5711 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5712 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5713 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5715 2009-02-19 Richard Guenther <rguenther@suse.de>
5717 PR tree-optimization/39207
5718 PR tree-optimization/39074
5719 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5720 storedanything_tree): New.
5721 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5722 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5723 (build_succ_graph): Add edges from STOREDANYTHING to all
5725 (init_base_vars): Initialize STOREDANYTHING.
5726 (compute_points_to_sets): Free substitution info after
5727 building the succ graph.
5728 (ipa_pta_execute): Likewise.
5730 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5732 (do_ds_constraint): Do not add to special var or non-pointer
5734 (type_could_have_pointers): Split out from ...
5735 (could_have_pointers): ... here. For arrays use the element type.
5736 (create_variable_info_for): Initialize may_have_pointers.
5737 (new_var_info): Likewise.
5738 (handle_lhs_call): Make the HEAP variable unknown-sized.
5739 (intra_create_variable_infos): Use a type with pointers for
5740 PARM_NOALIAS, make it unknown-sized.
5742 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5745 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5747 2009-02-18 Jason Merrill <jason@redhat.com>
5750 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5751 value if DECL_EXTERNAL.
5752 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5753 * target.h (gcc_target::binds_local_p): Clarify "module".
5754 * tree.h (TREE_PUBLIC): Clarify "module".
5756 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5759 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5760 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5762 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5765 * c.opt (Wabi): Support C and ObjC.
5768 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5770 * config/i386/i386.c (classify_argument): Warn once about the ABI
5771 change when passing union with long double.
5773 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5775 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5778 * c-parser.c (c_parser_compound_statement): Always enter and leave
5781 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5784 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5786 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5788 PR tree-optimization/36922
5789 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5790 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5793 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5795 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5798 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5800 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5802 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5804 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5807 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5808 Richard Sandiford <rdsandiford@googlemail.com>
5810 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5811 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5812 (loongson_biadd): ...this.
5814 2009-02-17 Richard Guenther <rguenther@suse.de>
5816 PR tree-optimization/39202
5817 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5818 a var make sure to follow existing collapses.
5820 2009-02-17 Richard Guenther <rguenther@suse.de>
5823 * langhooks.c (lhd_print_error_function): Check for NULL block.
5825 2009-02-17 Richard Guenther <rguenther@suse.de>
5827 PR tree-optimization/39204
5828 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5831 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5833 * config/soft-fp/double.h: Update from glibc CVS.
5835 2009-02-17 Richard Guenther <rguenther@suse.de>
5837 PR tree-optimization/39207
5838 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5839 strict-aliasing warnings for pointers pointing to NULL.
5841 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5844 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5845 skipping until next close brace.
5847 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5850 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5851 to function argument boundary.
5853 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5855 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5856 in the lea_add. Reload eventually constraints it properly.
5857 * config/picochip/constraints.md : Remove the target constraint
5858 "b", since it is not needed anymore.
5860 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5862 * gthr-dce.h: Uglify function parameter and local variable names.
5863 * gthr-gnat.h: Likewise.
5864 * gthr-mipssde.h: Likewise.
5865 * gthr-nks.h: Likewise.
5866 * gthr-posix95.h: Likewise.
5867 * gthr-posix.h: Likewise.
5868 * gthr-rtems.h: Likewise.
5869 * gthr-single.h: Likewise.
5870 * gthr-solaris.h: Likewise.
5871 * gthr-tpf.h: Likewise.
5872 * gthr-vxworks.h: Likewise.
5873 * gthr-win32.h: Likewise.
5875 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5878 * config/i386/i386.md: Restrict the new peephole2 to move
5879 between MMX/SSE registers.
5881 2009-02-15 Richard Guenther <rguenther@suse.de>
5884 2009-02-13 Richard Guenther <rguenther@suse.de>
5886 * configure.ac: Enable LFS.
5887 * configure: Re-generate.
5888 * config.in: Likewise.
5890 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5892 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5893 spu_srqwbyte, spu_srqwbytebc): Define.
5894 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5895 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5896 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5897 "shrqby_<mode>"): New insn-and-split patterns.
5898 * config/spu/spu.c (expand_builtin_args): Determine and return
5899 number of operands using spu_builtin_description data.
5900 (spu_expand_builtin_1): Use it.
5902 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5905 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5908 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5911 * config/i386/i386.c (override_options): Correct warning
5912 messages for -malign-loops, -malign-jumps and -malign-functions.
5914 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5917 * config/i386/i386.md: Restrict the new peephole2 to move
5918 between the general purpose registers.
5920 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/i386.c (type_natural_mode): Add a new argument.
5924 Return the original mode and warn ABI change if vector size is 32byte.
5925 (function_arg_advance): Updated.
5926 (function_arg): Likewise.
5927 (ix86_function_value): Likewise.
5928 (ix86_return_in_memory): Likewise.
5929 (ix86_sol10_return_in_memory): Likewise.
5930 (ix86_gimplify_va_arg): Likewise.
5931 (function_arg_32): Don't warn ABX ABI change here.
5932 (function_arg_64): Likewise.
5934 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5936 * loop-iv.c (implies_p): In the final case, test that operands 0
5937 of the two comparisons match.
5939 * config/bfin/bfin.c (find_prev_insn_start): New function.
5940 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5941 (find_next_insn_start): Move.
5943 2009-02-13 Richard Guenther <rguenther@suse.de>
5945 * configure.ac: Enable LFS.
5946 * configure: Re-generate.
5947 * config.in: Likewise.
5949 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5952 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5953 sizes on syntax error after some arguments have been parsed.
5955 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5957 * doc/invoke.texi (-fira): Remove.
5959 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5961 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5962 * recog.c: Likewise.
5965 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5967 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5968 (umul_ppmm): Likewise.
5969 (count_leading_zeros): Likewise.
5970 (count_trailing_zeros): Likewise.
5971 (UMUL_TIME): Likewise.
5973 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5975 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5976 soft-fp/t-softfp to tmake_file.
5978 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5979 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5980 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5981 IA64_BUILTIN_INFQ]: New.
5982 (ia64_init_builtins): Initialize __builtin_infq,
5983 __builtin_fabsq and __builtin_copysignq if not HPUX.
5984 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5985 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5987 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5989 (__fixtfti): Likewise.
5990 (__fixunstfti): Likewise.
5991 (__floattitf): Likewise.
5993 * config/ia64/libgcc-glibc.ver: New.
5994 * config/ia64/t-fprules-softfp: Likewise.
5995 * config/ia64/sfp-machine.h: Likewise.
5997 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5998 (LIBGCC2_TF_CEXT): Likewise.
5999 (TF_SIZE): Likewise.
6000 (TARGET_INIT_LIBFUNCS): Likewise.
6002 * config/ia64/t-glibc (SHLINB_MAPFILES):
6003 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6005 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6007 * config/i386/i386.c (construct_container): Rewrite processing
6008 BLKmode with X86_64_SSE_CLASS.
6010 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6013 * config/i386/i386.md: Replace simplify_replace_rtx with
6014 replace_rtx in the new peephole2.
6016 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6018 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6019 loop unrolling do not happen at -O2.
6021 2009-02-12 Michael Matz <matz@suse.de>
6023 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6025 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6027 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6030 2009-02-12 Ben Elliston <bje@au.ibm.com>
6032 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6033 patterns when updating the back chain. Missed in the 2009-02-10
6036 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6038 * doc/extend.texi (Decimal Floating Types): Update identifier of
6039 draft TR and list of missing support.
6041 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6044 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6045 bit to variable length decl's flags, add it also to its
6046 pointer replacement variable.
6048 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6049 Jakub Jelinek <jakub@redhat.com>
6052 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6053 (memory_blockage): New expander.
6054 (*memory_blockage): New insn pattern.
6055 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6056 instead of general blockage at the end of function prologue when
6057 frame pointer is used to access red zone area. Do not emit blockage
6058 when profiling, it is emitted in generic code.
6059 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6060 function epilogue when frame pointer is used to access red zone area.
6062 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6065 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6066 by arithmetic with memory operands.
6067 * config/i386/predicates.md (commutative_operator): New.
6069 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6071 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6074 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6076 * alias.h (record_alias_subset): Declare.
6077 * alias.c (record_alias_subset): Make global.
6079 2009-02-10 Nick Clifton <nickc@redhat.com>
6081 * tree-parloops.c: Change license to GPLv3.
6082 * ipa-struct-reorg.c: Change license to GPLv3.
6083 * ipa-struct-reorg.h: Change license to GPLv3.
6085 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6088 * c-decl.c (start_struct): Return NULL on error.
6090 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6093 * cfgloopmanip.c (remove_path): Call remove_bbs after
6094 cancel_loop_tree, not before it.
6097 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6098 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6099 VAR_DECLs were seen.
6100 * tree-ssa-live.c (remove_unused_locals): Recompute
6101 cfun->has_local_explicit_reg_vars.
6102 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6103 copies or clearings if cfun->has_local_explicit_reg_vars.
6105 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6108 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6109 of function prologue when frame pointer is used to access
6112 2009-02-10 Richard Guenther <rguenther@suse.de>
6115 * gimplify.c (gimple_regimplify_operands): Always look if
6116 we need to create a temporary.
6118 2009-02-10 Richard Guenther <rguenther@suse.de>
6120 PR tree-optimization/39132
6121 * tree-loop-distribution.c (todo): New global var.
6122 (generate_memset_zero): Trigger TODO_rebuild_alias.
6123 (tree_loop_distribution): Return todo.
6125 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6128 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6129 (x86_64_reg_class_name): Removed.
6130 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6131 first one isn't X86_64_SSE_CLASS or any other ones aren't
6132 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6133 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6134 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6135 and 3 X86_64_SSEUP_CLASS.
6136 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6137 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6139 2009-02-10 Ben Elliston <bje@au.ibm.com>
6141 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6142 form instruction to update the stack back chain word, even if the
6143 user has disabled the generation of update instructions.
6144 (movdi_<mode>_update_stack): New.
6145 (movsi_update_stack): Likewise.
6146 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6147 always use an update form instruction to update the stack back
6150 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6153 * graphite.c (if_region_set_false_region): After moving a region in
6154 the false branch of a condition, remove the empty dummy basic block.
6155 (gloog): Remove wrong fix for PR38953.
6157 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6159 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6160 generation due to implicit sign extension.
6162 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6165 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6166 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6168 2009-02-09 Richard Guenther <rguenther@suse.de>
6171 * convert.c (convert_to_real): Disable (float)fn((double)x)
6172 to fnf(x) conversion if errno differences may occur and
6173 -fmath-errno is set.
6175 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6177 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6179 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6181 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6184 * c-common.c (handle_alias_attribute): Disallow attribute for
6185 anything not a FUNCTION_DECL or VAR_DECL.
6187 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6190 * real.c (do_compare): Special-case compare of zero against
6191 decimal float value.
6193 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6196 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6197 as indicating flexible array members unless the field itself is
6198 being declarared as the incomplete array.
6200 2009-02-06 Jan Hubicka <jh@suse.cz>
6202 PR tree-optimization/38844
6203 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6206 2009-02-06 Richard Guenther <rguenther@suse.de>
6209 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6210 fork because we may expand it as __gcov_fork.
6212 2009-02-06 Nick Clifton <nickc@redhat.com>
6214 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6216 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6218 PR tree-optimization/35659
6219 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6220 vn_phi_eq): Shortcut if hashcode does not match.
6221 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6223 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6224 and avoid iterative_hash_expr.
6225 (FOR_EACH_VALUE_ID_IN_SET): New.
6226 (value_id_compare): Remove.
6227 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6228 sort expressions by value id.
6230 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6233 * config/sh/predicates.md (general_movsrc_operand): Don't check
6234 the subreg of system registers here.
6236 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6239 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6242 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6244 PR rtl-optimization/39110
6245 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6246 addresses, not aligned ones.
6248 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6249 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/39100
6252 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6253 comment says and add edges.
6255 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6258 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6259 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6261 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6263 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6264 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6265 register_bb_in_sese, new_sese, free_sese): Moved.
6266 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6267 outermost_loop_in_scop, build_scop_iteration_domain,
6268 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6269 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6270 Use loop_in_sese_p instead of loop_in_scop_p.
6271 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6272 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6273 (scopdet_basic_block_info): Fix bug in scop detection.
6274 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6275 eq_loop_to_cloog_loop): Remove.
6276 (nb_loops_around_loop_in_scop, nb_loop
6277 ref_nb_loops): Moved here...
6278 * graphite.h (ref_nb_loops): ... from here.
6279 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6280 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6281 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6282 * testsuite/gcc.dg/graphite/scop-19.c: New
6284 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6285 Hans-Peter Nilsson <hp@axis.com>
6287 PR rtl-optimization/37889
6288 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6289 Move offset handling from PLUS to before the switch. Use new
6290 arguments when considering SYMBOL_REFs too.
6291 (rtx_addr_can_trap_p): Pass dummy offset and size.
6292 (enum may_trap_p_flags): Remove.
6293 (may_trap_p_1): Pass size from MEM_SIZE.
6295 PR rtl-optimization/38921
6296 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
6297 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
6298 * rtlanal.c (may_trap_after_code_motion_p): Delete.
6299 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
6301 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
6303 AVX Programming Reference (January, 2009)
6304 * config/i386/sse.md (*vpclmulqdq): New.
6306 2009-02-04 Jakub Jelinek <jakub@redhat.com>
6308 PR tree-optimization/38977
6309 PR gcov-profile/38292
6310 * calls.c (special_function_p): Disregard __builtin_ prefix.
6312 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
6314 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
6315 non-indexable addresses even before reload.
6317 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6320 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
6321 as having variable size. Do not give an error for unnamed
6322 parameters with [*] declarators. Give a warning for type names
6323 with [*] declarators and mark them as variable size.
6324 * c-parser.c (c_parser_sizeof_expression): Do not give an error
6325 for sizeof applied to [*] type names.
6327 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6330 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
6332 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6334 * gcc.c (process_command): Update copyright notice dates.
6335 * gcov.c (print_version): Likewise.
6336 * gcov-dump.c (print_version): Likewise.
6337 * mips-tfile.c (main): Likewise.
6338 * mips-tdump.c (main): Likewise.
6340 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6343 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
6344 for composite type involving a zero-length array type.
6346 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6349 * function.c (match_asm_constraints_1): Skip over
6350 initial optional % in the constraint.
6353 * c-parser.c (c_parser_postfix_expression): If fixed point is not
6354 supported, don't accept FIXED_CSTs.
6355 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6356 and _Sat is used without _Fract/_Accum. Set specs->type to
6357 integer_type_node for cts_fract/cts_accum if fixed point is not
6360 2009-02-02 Catherine Moore <clm@codesourcery.com>
6362 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6364 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6366 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6367 (ABI_HAS_64BIT_SYMBOLS): Use it.
6368 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6370 2009-02-02 Paul Brook <paul@codesourcery.com>
6372 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6374 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6377 * recog.h (asm_operand_ok): Add constraints argument.
6378 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6379 recurse on matching constraint.
6380 (check_asm_operands): Pass constraints as 3rd argument to
6381 asm_operand_ok. Don't look up matching constraint here.
6382 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6385 2009-02-02 Ben Elliston <bje@au.ibm.com>
6387 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6388 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6390 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6392 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6393 information. Remove some obsolete information. Reorganize.
6395 * config/pa/fptr.c: Revert license to GPL 2.
6396 * config/pa/milli64.S: Likewise.
6398 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6401 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6402 LIBRARY name in, instead of hard-coding it.
6403 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6404 extra target make frag to tmake_files according to EH model.
6405 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6406 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6407 frags that define makefile variable EH_MODEL appropriately.
6408 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6409 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6410 to "-sjlj" according to type of EH configured.
6411 (LIBGCC_SONAME): Concatenate it to shared library base name.
6412 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6413 to "_sjlj" according to type of EH configured.
6414 (LIBGCC_SONAME): Concatenate it to shared library base name.
6415 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6416 (SHLIB_LINK): Add missing semicolon to if-else construct.
6417 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6418 string value of "pe_dll" command-line option.
6419 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6420 (SHLIB_SONAME): Use it when overriding t-cygming default.
6421 (SHLIB_IMPLIB): Override t-cygming default.
6422 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6423 string value of "pe_dll" command-line option.
6425 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6428 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6429 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6431 2009-01-31 Richard Guenther <rguenther@suse.de>
6433 PR tree-optimization/38937
6434 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6435 computing the transitive closure.
6437 2009-01-30 Richard Guenther <rguenther@suse.de>
6439 PR tree-optimization/39041
6440 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6441 Propagate variable indices only if the types match for this stmt.
6443 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6446 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6447 inline but never defined.
6449 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6451 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6452 (*insv_h_di_reg_extimm): New insn.
6453 (*insv_l<mode>_reg_extimm): New insn.
6455 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6457 * config/picochip/picochip.c (flag_conserve_stack): set
6458 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6459 fconserve-stack. Reduce call-overhead used by inliner.
6461 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6464 * common.opt (flag_conserve_stack): Initialised to zero.
6466 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6469 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6470 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6473 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6475 * ira-color.c (allocno_reload_assign): Update comments.
6476 * regmove.c (regmove_optimize): Likewise.
6480 2009-01-29 Robert Millan <rmh@aybabtu.com>
6482 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6483 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6484 `MD_UNWIND_SUPPORT'.
6485 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6487 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6489 PR tree-optimization/39007
6490 * tree-loop-distribution.c (generate_builtin): Use
6491 recompute_dominator to compute the immediate dominator of the
6492 basic block just after the loop.
6494 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6496 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6497 (ASM_OUTPUT_DWARF_PCREL): Define.
6499 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6501 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6502 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6503 global. Modify entries about regmove and IRA.
6505 * ra-conflict.c: Remove the file.
6507 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6509 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6510 (pass_regclass_init): Rename to pass_reginfo_init.
6512 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6514 * toplev.h (flag_ira): Remove.
6516 * caller-save.c (setup_save_areas): Remove flag_ira.
6518 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6520 * global.c: Remove the file.
6522 * opts.c (decode_options): Remove flag_ira.
6524 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6526 * regmove.c: Modify file description.
6527 (find_use_as_address, try_auto_increment): Define them only if
6528 AUTO_INC_DEC is defined.
6529 (replacement_quality, replace_in_call_usage, fixup_match_1,
6530 stable_and_no_regs_but_for_p): Remove.
6531 (reg_set_in_bb): Make it static.
6532 (regmove_optimize): Remove flag_ira and code which worked for
6535 * local-alloc.c: Remove the file.
6537 * common.opt (fira): Remove.
6539 * ira.c: Include except.h.
6540 (eliminable_regset): Move from global.c.
6541 (mark_elimination): Ditto. Remove flag_ira.
6542 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6543 equiv_mem_modified, validate_equiv_mem_from_store,
6544 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6545 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6546 no_equiv, recorded_label_ref): Move from local-alloc.c.
6547 (update_equiv_regs): Ditto. Make it static.
6548 (print_insn_chain, print_insn_chains): Move it from global.c.
6549 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6550 (build_insn_chain): Ditto. Make it static.
6551 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6552 Rename to init_live_subregs.
6553 (gate_ira): Remove flag_ira.
6555 * regclass.c: Rename reginfo.c. Change file description.
6556 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6557 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6558 (init_reg_sets_1): Remove code for evaluation of
6559 reg_class_superclasses and losing_caller_save_reg_set.
6560 (init_regs): Remove init_reg_autoinc.
6561 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6562 ok_for_base_p_nonstrict): Remove.
6563 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6564 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6565 corresponding entries.
6566 (dump_regclass, record_operand_costs, scan_one_insn,
6567 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6568 record_address_regs, auto_inc_dec_reg_p): Remove.
6569 (gt-regclass.h): Rename to gt-reginfo.h.
6571 * rtl.h (dump_global_regs, retry_global_alloc,
6572 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6574 * Makefile.in (RA_H): Remove.
6575 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6576 Rename regclass.o to reginfo.o.
6577 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6579 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6580 (GTFILES): Rename regclass.c to reginfo.c.
6582 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6583 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6585 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6586 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6588 (finish_spills): Ditto. Remove code for !flag_ira.
6590 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6593 * doc/invoke.texi (rtl debug options): Complete rewrite.
6594 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6596 * mode-switching.c (pass_mode_switching): Rename pass from
6597 "mode-sw" to "mode_sw".
6598 * except.c (pass_convert_to_eh_ranges): Rename pass from
6599 "eh-ranges" to "eh_ranges".
6600 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6604 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6605 Alexander Monakov <amonakov@ispras.ru>
6608 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6610 (move_exprs_to_boundary): Change return type and pass through
6611 should_move from move_op. Relax assert. Update usage ...
6612 (schedule_expr_on_boundary): ... here. Use should_move instead of
6614 (move_op_orig_expr_found): Indicate that insn was disconnected from
6616 (code_motion_process_successors): Do not call after_merge_succs
6617 callback if original expression was not found when traversing any of
6619 (code_motion_path_driver): Change return type. Update prototype.
6620 (move_op): Update comment. Add a new parameter (should_move). Update
6621 prototype. Set *should_move based on indication provided by
6622 move_op_orig_expr_found.
6624 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6626 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6627 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6628 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6629 * config/rs6000/rs6000.c (rs6000_override_options): Default
6630 avoid-indexed-addresses on for Power6, off for everything else.
6631 (avoiding_indexed_address_p): New function.
6632 (rs6000_legitimize_address): Use it.
6633 (rs6000_legitimate_address): Likewise.
6634 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6636 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6638 PR tree-optimization/38997
6639 * tree-loop-distribution.c (generate_memset_zero): Use
6640 POINTER_PLUS_EXPR for a pointer addition.
6642 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6644 * config/s390/s390.md (bswap<mode>2): New pattern added.
6646 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6648 * config/s390/s390.md (*tls_load_31): Added type attribute.
6650 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6652 * config/s390/s390.md: Fix a few comments.
6654 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6656 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6657 (*tm<mode>_full): Fixed z10prop attribute.
6658 (*tst<mode>_extimm): Fixed z10prop attribute.
6659 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6660 (*tstqiCCT_cconly): Fixed z10prop attribute.
6661 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6662 (*movsi_larl): Fixed z10prop attribute.
6663 (*movsi_zarch): Fixed z10prop attribute.
6664 (*movsi_eas): Fixed z10prop attribute.
6665 (*movhi): Fixed z10prop attribute.
6666 (*movqi): Fixed z10prop attribute.
6667 (*movstrictqi): Fixed z10prop attribute.
6668 (*mov<mode>): Fixed z10prop attribute.
6669 (*movcc): Fixed z10prop attribute.
6670 (*sethighpartdi_64): Fixed z10prop attribute.
6671 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6672 (*negdi2_sign_cc): Fixed z10prop attribute.
6673 (*negdi2_sign): Fixed z10prop attribute.
6674 (*absdi2_sign_cc): Fixed z10prop attribute.
6675 (*absdi2_sign): Fixed z10prop attribute.
6676 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6677 (*negabsdi2_sign): Fixed z10prop attribute.
6678 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6679 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6680 (doloop_si64): Fixed z10prop attribute.
6681 (doloop_si31): Fixed z10prop attribute.
6682 (doloop_long): Fixed z10prop attribute.
6683 (indirect_jump): Fixed z10prop attribute.
6684 (nop): Fixed z10prop attribute.
6685 (main_base_64): Fixed z10prop attribute.
6686 (reload_base_64): Fixed z10prop attribute.
6688 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6690 PR rtl-optimization/38740
6691 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6693 * config/mips/mips.c (mips_reorg): Likewise.
6695 2009-01-28 Richard Guenther <rguenther@suse.de>
6697 PR tree-optimization/38926
6698 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6699 with the correct value id to a value.
6700 (do_regular_insertion): Use the value number of edoubleprime
6701 for the value number of the expr.
6704 2008-08-21 Richard Guenther <rguenther@suse.de>
6706 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6707 a PHI ask VN if it is already available.
6708 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6709 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6711 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6714 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6715 set to varying whenever max has TREE_OVERFLOW set, similarly
6716 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6718 2009-01-28 Richard Guenther <rguenther@suse.de>
6721 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6722 uninitialized aggregate uses in call arguments.
6724 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6726 PR tree-optimization/38984
6727 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6728 the nothing_id variable if -fno-delete-null-pointer-checks.
6730 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6733 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6734 (set_got_offset_rex64): Ditto.
6736 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6739 * doc/extend.texi: Improve local variable with asm reg.
6741 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6743 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6744 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6745 was not supplied then set warn_packed_bitfield_compat to the
6747 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6750 2009-01-27 Richard Guenther <rguenther@suse.de>
6752 PR tree-optimization/38503
6753 * cfgexpand.c (expand_gimple_basic_block): Ignore
6754 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6755 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6756 variables that cannot have TBAA applied.
6757 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6760 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6763 * calls.c (initialize_argument_information): Do not wrap complex
6764 arguments in SAVE_EXPR.
6766 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6768 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6769 (INSTALL_LIBGCC): Revert typo commit.
6771 2009-01-26 Richard Guenther <rguenther@suse.de>
6773 PR tree-optimization/38745
6774 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6775 from special handling.
6777 2009-01-26 Richard Guenther <rguenther@suse.de>
6779 PR tree-optimization/38745
6780 * tree-ssa.c (execute_update_addresses_taken): Do not include
6781 variables that cannot possibly be a register in not_reg_needs.
6782 Do not clear TREE_ADDRESSABLE on vars that may not become
6784 * tree-ssa.c (update_alias_info_1): Include those in the set
6785 of addressable vars.
6787 2009-01-26 Richard Guenther <rguenther@suse.de>
6790 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6791 * tree-ssa-dse.c: Include langhooks.h
6792 (execute_simple_dse): Remove stores with zero size.
6794 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6797 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6800 2009-01-24 Julian Brown <julian@codesourcery.com>
6802 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6803 config/arm/linux-atomic.c.
6804 * config/arm/linux-atomic.c: New.
6806 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6808 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6809 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6810 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6812 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6815 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6818 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6820 PR tree-optimization/38953
6821 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6822 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6823 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6824 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6827 2009-01-24 Paul Brook <paul@codesourcery.com>
6829 * config/arm/neon.md (neon_type): Move to arm.md.
6830 (neon_mov<VSTRUCT>): Add neon_type attribute.
6831 * config/arm/arm.md (neon_type): Move to here.
6832 (conds): Add "unconditioal" and use as default for NEON insns.
6834 2009-01-24 Ben Elliston <bje@au.ibm.com>
6836 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6837 void *' warning from -Wc++-compat.
6838 * Makefile.in (dominance.o-warn): Remove.
6840 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6842 PR tree-optimization/38932
6843 * fold-const.c (fold_unary_ignore_overflow): New.
6844 * tree.h (fold_unary_ignore_overflow): Declare.
6845 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6846 * tree-ssa-sccvn.c (visit_reference_op_load,
6847 simplify_unary_expression): Likewise.
6849 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6851 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6852 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6853 regardless of their type.
6854 * c-common.c (handle_packed_attribute): Don't ignore packed on
6856 * c.opt (Wpacked-bitfield-compat): New warning option.
6857 * stor-layout.c (place_field): Warn if offset of a field changed.
6858 * doc/extend.texi (packed): Mention the ABI change.
6859 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6860 (Warning Options): Add it to the list.
6862 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6864 * c-opts.c (c_common_post_options): Fix a typo in comments.
6866 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6869 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6870 variables to static.
6871 * doc/invoke.texi (-fmerge-all-constants): Update description.
6873 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6876 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6877 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6879 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6881 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6883 (LOCAL_ALIGNMENT): Similarly.
6885 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6886 Joseph Myers <joseph@codesourcery.com>
6888 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6889 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6890 * config/arm/arm-tune.md: Regenerate.
6891 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6894 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6896 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6897 version number to five.
6899 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6902 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6903 * c-common.c (set_underlying_type): Likewise.
6904 (is_typedef_decl ): Likewise
6906 (set_underlying_type): Likewise.
6907 (is_typedef_type): Likewise.
6909 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6912 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6915 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6918 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6919 (LIBGCC_SPEC): Don't define.
6920 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6922 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6924 PR rtl-optimization/38879
6925 * alias.c (base_alias_check): Unaligned access via AND address can
6926 alias all surrounding object types except those with sizes equal
6927 or wider than the size of unaligned access.
6929 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6932 * c-decl.c (clone_underlying_type): Move this ...
6933 * c-common.c (set_underlying_type): ... here.
6934 Also, make sure the function properly sets TYPE_STUB_DECL() on
6935 the newly created typedef variant type.
6936 (is_typedef_decl ): New entry point.
6937 * tree.h: Added a new member member_types_needing_access_check to
6938 struct tree_decl_non_common.
6939 (set_underlying_type): New entry point.
6940 (is_typedef_type): Likewise.
6942 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6944 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6945 Check whether two instructions have memory references that
6946 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6947 are helper functions for traversing.
6948 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6949 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6950 not to draw dependency edge for instructions with non-conflicting
6953 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6956 * longlong.h: Update copyright years. Use soft-fp license notice.
6957 Sync __clz_tab declaration with glibc.
6959 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6962 * doc/extend.texi (syscall_linkage): New.
6963 (version_id): Modify.
6965 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6966 Richard Guenther <rguenther@suse.de>
6968 PR tree-optimization/38747
6969 PR tree-optimization/38748
6970 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6971 conversion if the base address is an indirect reference and the
6972 aliasing sets could cause issues.
6974 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6976 * common.opt (fgraphite, fgraphite-identity): Add comment for
6977 explaining why these options are not documented.
6979 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6981 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6982 gimple_call_lhs is NULL.
6984 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6987 * emit-rtl.c (adjust_address_1): Make sure memref is never
6990 2009-01-20 Ben Elliston <bje@au.ibm.com>
6992 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6993 const qualifier from arg parameter. Remove unnecessary cast to char *.
6994 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6995 const qualifier from arg 2.
6997 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6999 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7001 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7004 * rtl.h (reinit_regs): New prototype.
7005 * regclass.c: Include ira.h.
7007 * Makefile.in (regclass.o): Add ira.h.
7008 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7010 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7013 * c-common.c (handle_aligned_attribute): Use
7014 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7015 default alignment value.
7017 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7019 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7020 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7022 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7023 __BIGGEST_ALIGNMENT__.
7025 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7027 2009-01-18 Richard Guenther <rguenther@suse.de>
7029 PR tree-optimization/38819
7030 * tree-flow.h (operation_could_trap_helper_p): Declare.
7031 * tree-eh.c (operation_could_trap_helper_p): Export.
7032 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7033 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7034 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7035 are about to insert a possibly trapping instruction and fail
7038 2009-01-18 Andreas Schwab <schwab@suse.de>
7040 * doc/install.texi (Configuration): Remove obsolete paragraph
7041 about use of --with-gnu-ld with --with-gnu-as.
7043 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7045 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7046 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7047 Follow spelling conventions.
7049 2009-01-18 Ben Elliston <bje@au.ibm.com>
7051 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7052 C++ warning about implicit conversion from void * to struct
7054 (bitmap_obstack_free): Likewise for bitmap_element *.
7055 * Makefile.in (bitmap.o-warn): Remove.
7057 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7059 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7061 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7062 Tobias Grosser <tobi.grosser@amd.com>
7064 * graphite.c (graphite_trans_scop_block): Do not block single
7067 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7069 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7070 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7071 test with assertion.
7073 2009-01-16 Richard Guenther <rguenther@suse.de>
7075 PR tree-optimization/38835
7077 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7078 and INT + PTR -> (INT)(PTR p+ INT) folding.
7079 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7081 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7084 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7085 the subreg from a lowpart subreg if it is also casting the value.
7087 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7088 Tobias Grosser <tobi.grosser@amd.com>
7090 * graphite.c (compare_prefix_loops): New.
7091 (build_scop_canonical_schedules): Rewritten.
7092 (graphite_transform_loops): Move build_scop_canonical_schedules
7093 after build_scop_iteration_domain.
7095 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7096 Tobias Grosser <tobi.grosser@amd.com>
7098 * graphite.c (add_conditions_to_domain): Add the loops to
7099 the dimension of the iteration domain. Do copy the domain
7100 only when it exists.
7101 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7102 (add_conditions_to_constraints): New.
7103 (can_generate_code_stmt, can_generate_code): Removed.
7104 (gloog): Do not call can_generate_code.
7105 (graphite_transform_loops): Call add_conditions_to_constraints
7106 after building the iteration domain.
7108 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7110 PR tree-optimization/38789
7111 * tree-ssa-threadedge.c
7112 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7113 __builtin_constant_p.
7115 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7117 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7118 examined before deleting them.
7120 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7122 * function.c (aggregate_value_p): Correctly extract the function
7123 type from CALL_EXPR_FN lookup.
7125 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7127 * config/picochip/picochip.c (picochip_override_options): Revert
7128 CFI asm flag disable commited previously.
7130 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7131 Tobias Grosser <tobi.grosser@amd.com>
7132 Jan Sjodin <jan.sjodin@amd.com>
7134 * graphite.c (scan_tree_for_params): On substractions negate
7135 all the coefficients of the term.
7136 (clast_to_gcc_expression_red): New. Handle reduction expressions
7137 of more than two operands.
7138 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7139 (get_vdef_before_scop): Handle also the case of default definitions.
7141 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7143 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7144 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7145 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7147 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7148 Joey Ye <joey.ye@intel.com>
7151 * cfgexpand.c (expand_stack_alignment): Don't update stack
7152 boundary nor check incoming stack boundary here.
7153 (gimple_expand_cfg): Update stack boundary and check incoming
7154 stack boundary here.
7156 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7158 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7160 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7162 PR rtl-optimization/38245
7163 * calls.c (expand_call): Add stack arguments to
7164 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7165 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7166 in regs and partially in memory or BLKmode arguments.
7167 (emit_library_call_value_1): Add stack arguments to
7168 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7169 ACCUMULATE_OUTGOING_ARGS).
7170 * dce.c: Include tm_p.h.
7171 (find_call_stack_args): New function.
7172 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7174 (mark_insn): Call find_call_stack_args for CALL_Ps.
7175 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7176 forwards. Allocate and free arg_stores bitmap if needed, pass it
7177 down to deletable_insn_p, don't mark stores set in arg_stores
7178 bitmap, clear the bitmap at the beginning of each bb.
7179 * Makefile.in (dce.o): Depend on $(TM_P_H).
7181 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7184 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7185 to make sure the insn is a conditional test (bug 22599). Reformat a
7188 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7191 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7192 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7193 (gloog): Do not call cleanup_tree_cfg.
7194 (graphite_transform_loops): Call cleanup_tree_cfg after all
7195 scops have been code generated.
7197 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7198 * doc/gty.texi (Invoking the garbage collector): Added new node
7199 and section documenting ggc_collect.
7201 2009-01-14 Richard Guenther <rguenther@suse.de>
7203 PR tree-optimization/38826
7205 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7206 initialization notes only if we actually emitted a warning.
7207 (intra_create_variable_infos): Add constraints for a result decl
7208 that is passed by hidden reference.
7209 (build_pred_graph): Mark all related variables non-direct on
7212 2009-01-14 Nick Clifton <nickc@redhat.com>
7214 * ira-conflicts.c: Include addresses.h for the definition of
7216 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7217 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7219 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7222 * Makefile.in (ira-lives.o): Add except.h.
7224 * ira-lives.c: Include except.h.
7225 (process_bb_node_lives): Process can_throw_internal.
7227 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7229 PR rtl-optimization/38774
7230 * combine.c (simplify_set): When undoing cc_use change, don't do
7231 PUT_CODE on the newly created comparison, but instead put back the
7234 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7236 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7237 values. Remove duplicate arm8 entry.
7239 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7241 PR tree-optimization/38786
7242 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7243 the SSA_NAME case of expand_scalar_variables_expr.
7244 Set the type of an expression to the type of its assign statement.
7245 (expand_scalar_variables_expr): Also gather the scalar computation
7246 used to index the memory access. Do not pass loop_p.
7247 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7248 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7249 the gimple_stmt_iterator where it inserts new code.
7251 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7252 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7254 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7256 * graphite.h (debug_value): Removed.
7257 * graphite.c (debug_value): Removed.
7259 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7261 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7262 ldrd/strd with two 32-bit instructions.
7264 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7266 * config/arm/arm.c (struct processors): Pass for speed down into
7267 cost helper functions.
7268 (const_ok_for_op): Handle COMPARE and inequality nodes.
7269 (arm_rtx_costs_1): Rewrite.
7270 (arm_size_rtx_costs): Update prototype.
7271 (arm_rtx_costs): Pass speed down to helper functions.
7272 (arm_slowmul_rtx_costs): Rework cost calculations.
7273 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7274 (arm_9e_rtx_costs): Likewise.
7276 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7278 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7279 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7280 (alpha_legitimize_address): Do not split local symbols wider than
7281 UNITS_PER_WORD into HIGH/LO_SUM parts.
7283 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7286 * gcc.c (process_command): Replace call to execvp with calls
7287 to pex_one and exit.
7289 2009-01-03 Anatoly Sokolov <aesok@post.ru>
7292 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
7293 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
7294 variant for devices with 3-byte PC.
7295 (__tablejump_elpm__): New.
7297 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7300 * c-parser.c (c_parser_postfix_expression): Allow `->' in
7301 offsetof member-designator, handle it as `[0].'.
7303 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7305 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
7306 function when not using named sections on targets with named sections
7307 if branch distance is less than 262132.
7309 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
7311 * combine.c (combine_instructions): Recompute
7312 optimize_this_for_speed_p for each BB in the main combine loop.
7314 2009-01-12 Tomas Bily <tbily@suse.cz>
7317 * tree-loop-distribution.c (prop_phis): New function.
7318 (generate_builtin): Call prop_phis.
7319 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
7321 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7323 PR tree-optimization/38807
7324 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
7325 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
7327 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7329 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7330 subreg of op0 to the original op0.
7332 2009-01-11 Laurent GUERBY <laurent@guerby.net>
7334 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
7336 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
7339 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
7340 starting with digits.
7342 2009-01-10 Jakub Jelinek <jakub@redhat.com>
7345 * config/arm/arm.c (arm_is_long_call_p): Don't call
7346 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
7348 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
7350 * regrename.c (regrename_optimize): Fix dumping.
7351 (find_oldest_value_reg): Preserve REG_POINTER.
7352 (copy_hardreg_forward_1): Likewise.
7354 2009-01-09 Diego Novillo <dnovillo@google.com>
7356 * gimple.h (struct gimple_statement_base) <uid>: Document
7357 the restrictions on its use.
7359 (gimple_set_uid): Tidy.
7361 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7363 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7364 zero guard even if align_bytes != 0 and count is smaller than
7367 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7369 PR rtl-optimization/38495
7370 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7371 (add_range_and_copies_from_move_list): Print all added ranges.
7372 Add ranges to memory optimized destination.
7374 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7378 * config/i386/i386.c (override_options): Reject
7379 -mstringop-strategy=rep_8byte with -m32.
7380 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7381 to 1. Do count comparison against epilogue_size_needed at compile
7382 time even when count_exp was constant forced into register. For
7383 size_needed don't jump to epilogue, instead just avoid aligning
7384 and invoke the body algorithm. If need_zero_guard, add zero guard
7385 even if count is non-zero, but smaller than size_needed + number of
7386 bytes that could be stored for alignment.
7387 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7388 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7389 but smaller than size_needed + number of bytes that could be stored
7390 for alignment. Compare size_needed with epilogue_size_needed instead
7391 of desired_align - align, don't adjust size_needed, pass
7392 epilogue_size_needed to the epilogue expanders.
7395 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7397 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7399 * pa.c (last_address): Change to unsigned.
7400 (update_total_code_bytes): Change argument to unsigned. Don't
7401 check if insn addresses are set.
7402 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7403 addresses are not set.
7404 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7406 2009-01-09 Nick Clifton <nickc@redhat.com>
7408 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7409 DECL_DECLARED_INLINE_P.
7411 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7414 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7415 GET_MODE (op0) in operand_subword_force calls.
7418 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7419 fold_convert arg0 operands to TREE_TYPE (op0) first.
7421 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7423 * params.def (ira-max-conflict-table-size): Decrease default value
7426 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7428 PR tree-optimization/37031
7429 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7431 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7432 allocate it using gc instead of heap, use VEC_quick_push instead of
7434 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7435 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7436 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7437 allocated vector from heap allocated.
7438 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7439 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7440 vector only after perfect_loop_nest_depth call.
7442 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7443 Jan Sjodin <jan.sjodin@amd.com>
7445 PR tree-optimization/38559
7446 * graphite.c (debug_value, copy_constraint,
7447 swap_constraint_variables, scale_constraint_variable, ): New.
7448 (get_lower_bound, get_upper_bound): Removed.
7449 (graphite_trans_bb_strip_mine): Clean up this code that works
7450 only for constant number of iterations. Fully copy upper and
7451 lower bound constraints, not only the constant part of them.
7452 * graphite.h (debug_value): Declared.
7454 2009-01-08 Ira Rosen <irar@il.ibm.com>
7456 PR tree-optimization/37194
7457 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7458 Don't add the cost of cost model guard in prologue to scalar
7459 outside cost in case of known number of iterations.
7461 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7462 Alan Modra <amodra@bigpond.net.au>
7464 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7465 non-word-aligned REG+CONST addressing.
7467 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7470 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7471 free_after_compilation when outputting a thunk.
7472 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7473 Do not call free_after_compilation here.
7475 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7477 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7478 (ix86_valid_target_attribute_inner_p): Ditto.
7480 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7482 PR tree-optimization/38492
7483 PR tree-optimization/38498
7484 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7485 * tree-chrec.h (scev_is_linear_expression): Declared.
7486 * graphite.c (graphite_cannot_represent_loop_niter): New.
7487 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7488 (graphite_loop_normal_form): Use gcc_assert.
7489 (scan_tree_for_params): Use CASE_CONVERT.
7490 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7491 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7492 Use gcc_assert. Discard scops that contain unhandled cases.
7493 (build_scop_conditions): Return a boolean status for unhandled cases.
7494 (strip_mine_profitable_p): Print the loop number, not its depth.
7495 (is_interchange_valid): Pass the depth of the loop nest, don't
7496 recompute it wrongly.
7497 (graphite_trans_bb_block): Same.
7498 (graphite_trans_bb_block): Print tentative of loop blocking.
7499 (graphite_trans_scop_block): Do not print that the loop has been
7501 (graphite_transform_loops): Do not handle scops that contain condition
7504 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7506 AVX Programming Reference (December, 2008)
7507 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7508 (_mm256_stream_pd): Likewise.
7509 (_mm256_stream_ps): Likewise.
7511 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7512 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7513 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7514 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7515 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7516 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7517 (ix86_expand_special_args_builtin): Likewise.
7519 * config/i386/sse.md (AVXMODEDI): New.
7520 (avx_movnt<mode>): Likewise.
7521 (avx_movnt<mode>): Likewise.
7522 (<sse>_movnt<mode>): Remove AVX support.
7523 (sse2_movntv2di): Likewise.
7525 2009-01-07 Richard Guenther <rguenther@suse.de>
7528 * fold-const.c (extract_muldiv): Remove obsolete comment.
7529 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7530 to PLUS_EXPR canonicalization for the canonicalization.
7532 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7534 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7535 hosted cross-compilers generating less efficient code.
7537 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7539 * function.h (rtl_data): Add a dbr_scheduled_p field.
7540 * reorg.c (dbr_schedule): Set it.
7541 (gate_handle_delay_slots): Check it.
7542 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7543 (mips_reorg): Check flag_delayed_branch instead of
7544 mips_base_delayed_branch.
7545 (mips_override_options): Don't set mips_base_delayed_branch
7546 or flag_delayed_branch.
7548 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7550 PR rtl-optimization/38426.
7551 * ira.c (ira): Set current_function_is_leaf earlier.
7553 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7555 PR rtl-optimization/38722
7556 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7557 too early, only set a flag and modify after last possible
7560 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7563 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7564 * real.c (decimal_single_format): Correct values of emin and emax.
7565 (decimal_double_format): Ditto.
7566 (decimal_quad_format): Ditto.
7567 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7568 computation of DECnn_MIN and DECnn_MAX for corrected values of
7569 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7570 __DECnn_MIN__, and adjust its computation for the corrected value
7573 2009-01-06 Jan Hubicka <jh@suse.cz>
7576 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7578 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7580 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7581 Add Robert Clark to the list of testers.
7583 2009-01-06 Jan Hubicka <jh@suse.cz>
7584 Kai Tietz <kai.tietz@onevision.com>
7586 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7587 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7589 2009-01-06 Jan Hubicka <jh@suse.cz>
7590 Kai Tietz <kai.tietz@onevision.com>
7592 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7594 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7595 (ix86_nsaved_regs): Count only general purpose regs.
7596 (ix86_nsaved_sseregs): New.
7597 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7598 to 16 for w64; compute padding and size of sse reg save area.
7599 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7600 general purpose regs.
7601 (ix86_emit_save_sse_regs_using_mov): New.
7602 (ix86_expand_prologue): Save SSE regs if needed.
7603 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7604 (ix86_emit_restore_sse_regs_using_mov): New.
7605 (ix86_expand_epilogue): Save SSE regs if needed.
7607 2009-01-06 Jan Hubicka <jh@suse.cz>
7608 Kai Tietz <kai.tietz@onevision.com>
7610 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7611 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7612 functions when accumulate outgoing args is off.
7614 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7617 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7618 before using pseudos_have_intersected_live_ranges_p.
7620 * ira-int.h (ira_assert): Always define.
7622 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7624 AVX Programming Reference (December, 2008)
7625 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7626 (_mm256_permute2_pd): Likewise.
7627 (_mm_permute2_ps): Likewise.
7628 (_mm256_permute2_ps): Likewise.
7629 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7630 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7632 * config/i386/i386.c (ix86_builtins): Remove
7633 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7634 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7635 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7636 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7637 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7638 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7639 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7640 __builtin_ia32_vpermil2ps256.
7641 (ix86_init_mmx_sse_builtins): Updated.
7642 (ix86_expand_args_builtin): Likewise.
7644 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7646 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7647 long absolute calls when generating PA 2.0 code.
7649 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7651 PR rtl-optimization/38583
7652 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7654 * params.def (ira-max-conflict-table-size): New.
7656 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7658 * ira.h (ira_conflicts_p): New external definition.
7660 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7661 table. Report this. Return result of building.
7662 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7663 building conflict table.
7665 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7666 (ira_color): Use ira_conflicts_p.
7668 * global.c: Include ira.h.
7669 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7672 * Makefile.in (global.o): Add ira.h.
7674 * ira-build.c (mark_all_loops_for_removal,
7675 propagate_some_info_from_allocno): New.
7676 (remove_unnecessary_allocnos): Call
7677 propagate_some_info_from_allocno.
7678 (remove_low_level_allocnos): New.
7679 (remove_unnecessary_regions): Add parameter. Call
7680 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7681 parameter to remove_unnecessary_regions.
7682 (ira_build): Remove all regions but root if the conflict table was
7683 not built. Update conflict hard regs for allocnos crossing calls.
7685 * ira.c (ira_conflicts_p): New global.
7686 (ira): Define and use ira_conflicts_p.
7688 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7689 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7690 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7692 2009-01-06 Ben Elliston <bje@au.ibm.com>
7694 * gengtype-lex.l (YY_NO_INPUT): Define.
7696 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7699 * c-common.c (handle_vector_size_attribute): Also reject
7702 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7704 PR tree-optimization/38492
7705 * graphite.c (rename_map_elt, debug_rename_elt,
7706 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7707 rename_map_elt_info, eq_rename_map_elts,
7708 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7709 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7710 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7711 (sese_build_livein_liveouts): New.
7712 (new_sese, free_sese): New.
7713 (new_scop): Call new_sese.
7714 (free_scop): Call free_sese.
7715 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7716 (register_old_new_names): Renamed register_old_and_new_names.
7717 (register_scop_liveout_renames, add_loop_exit_phis,
7718 insert_loop_close_phis, struct igp,
7719 default_liveout_before_guard, add_guard_exit_phis,
7720 insert_guard_phis, copy_renames): New.
7721 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7722 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7723 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7724 (scop_adjust_phis_for_liveouts): New.
7725 (gloog): Call scop_adjust_phis_for_liveouts.
7727 * graphite.h (struct sese): Documented. Added fields liveout,
7729 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7730 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7731 (struct scop): Added field liveout_renames.
7732 (SCOP_LIVEOUT_RENAMES): New.
7734 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7736 PR tree-optimization/38510
7737 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7738 (translate_clast): Call recompute_all_dominators before
7740 (gloog): Call recompute_all_dominators before graphite_verify.
7742 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7743 Jan Sjodin <jan.sjodin@amd.com>
7745 PR tree-optimization/38500
7746 * graphite.c (create_sese_edges): Call fix_loop_structure after
7749 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7751 * config.gcc: Add m32r*-*-rtems*.
7752 * config/m32r/rtems.h: New file.
7754 2009-01-05 Ben Elliston <bje@au.ibm.com>
7756 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7757 (.po.pox): Likewise.
7758 (po/gcc.pot): Likewise.
7760 2009-01-04 David S. Miller <davem@davemloft.net>
7762 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7763 (STARTING_FRAME_OFFSET): Always set to zero.
7765 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7767 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7768 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7769 fixed-point types, and vectors of the same.
7771 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7773 * config/mips/sync.md (*mb_barrier): Rename to...
7774 (*memory_barrier): ...this.
7776 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7778 * doc/extend.texi (Function Attributes): Move @cindex after @item
7779 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7780 and put in alphabetical order. Fix 'target' name and put in order.
7781 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7784 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7786 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7787 (memory_barrier): Expand as unspec instead of unspec_volatile.
7788 Remove mem:BLK from insn operands. Use Pmode scratch register.
7789 (*memory_barrier): Define as unspec instead of unspec_volatile.
7790 Use (match_dup 0) as input operand.
7792 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7793 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7794 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7795 scratch register. Remove operand 1.
7796 (*stbar): Define as unspec instead of unspec_volatile.
7797 Use (match_dup 0) as input operand, remove (const_int 8).
7798 (*membar): Define as unspec instead of unspec_volatile.
7799 Use (match_dup 0) as input operand, remove input operand 2.
7801 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7802 (memory_barrier): Expand as unspec instead of unspec_volatile.
7803 Remove mem:BLK from insn operands. Use Pmode scratch register.
7804 (*memory_barrier): Define as unspec instead of unspec_volatile.
7805 Use (match_dup 0) as input operand.
7807 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7808 Remove mem:BLK from insn operands. Use Pmode scratch register.
7809 Set volatile flag on operand 0.
7810 (*memory_barrier): New insn pattern.
7812 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7814 (*memory_barrier): Use (match_dup 0) as input operand.
7816 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7817 Remove mem:BLK from insn operands. Use Pmode scratch register.
7818 Set volatile flag on operand 0.
7819 (*mb_internal): New insn pattern.
7821 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7823 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7826 * function.c (struct temp_slot): Move to the section of the file
7827 that deals with temp slots. Remove field 'address'.
7828 (temp_slot_address_table): New hash table of address -> temp slot.
7829 (struct temp_slot_address_entry): New struct, items for the table.
7830 (temp_slot_address_compute_hash, temp_slot_address_hash,
7831 temp_slot_address_eq, insert_temp_slot_address): Support functions
7833 (find_temp_slot_from_address): Rewrite to use the new hash table.
7834 (remove_unused_temp_slot_addresses): Remove addresses of temp
7835 slots that have been made available.
7836 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7837 worker function for remove_unused_temp_slot_addresses.
7838 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7839 Add the temp slot address to the address -> temp slot map.
7840 (update_temp_slot_address): Update via insert_temp_slot_address.
7841 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7842 (pop_temp_slots): Likewise.
7843 (init_temp_slots): Allocate the address -> temp slot map, or empty
7844 the map if it is already allocated.
7845 (prepare_function_start): Initialize temp slot processing.
7847 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7850 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7851 Calculate the size of all stack vars assuming no packing of stack
7852 vars will happen, replacing a quadratic algorithm with a linear one.
7854 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7857 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7860 2009-01-03 Diego Novillo <dnovillo@google.com>
7862 * doc/contrib.texi: Update contributions.
7864 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7867 * builtins.c (fold_builtin_memory_op): Give up if either operand
7868 is volatile. Set srctype or desttype to non-qualified version
7872 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7875 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7877 PR rtl-optimization/35805
7878 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7879 problem if fast dce is able to remove any instructions.
7880 * dce.c (dce_process_block): Fix dump message.
7882 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7885 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7887 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7890 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7891 * tree-pretty-print.c (op_code_prio): New function.
7892 (op_prio): No longer static. Use op_code_prio.
7893 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7894 Use op_prio and op_code_prio to determine if () should be
7895 printed around operand(s) or not.
7897 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7898 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7899 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7900 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7901 pp_character instead of pp_string for single letter printing.
7903 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7905 * doc/extend.texi: Fix '#pragma GCC option' typo.
7907 2009-01-02 Richard Guenther <rguenther@suse.de>
7909 * doc/install.texi (--enable-checking): Mention different
7911 (--enable-stage1-checking): Document.
7913 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7916 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7917 case to be an error.
7919 2009-01-02 Ben Elliston <bje@au.ibm.com>
7921 * config/fp-bit.h (pack_d): Constify argument.
7922 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7923 (isnan): Constify argument.
7927 (_fpadd_parts): Constify return type.
7928 (_fpmul_parts): Likewise.
7929 (_fpdiv_parts): Likewise.
7931 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7934 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7935 warn about overwriting initializer with side-effects or
7936 -Woverride-init if !IMPLICIT.
7937 (output_init_element): Likewise. Pass IMPLICIT down to
7939 (process_init_element): Add IMPLICIT argument. Pass it down
7940 to output_init_element.
7941 (push_init_element, pop_init_level, set_designator): Adjust
7942 process_init_element callers.
7943 (set_nonincremental_init, set_nonincremental_init_from_string):
7944 Adjust add_pending_init callers.
7945 (output_pending_init_elements): Adjust output_init_element callers.
7946 * c-tree.h (process_init_element): Adjust prototype.
7947 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7948 process_init_element callers.