gcc/ChangeLog

   1 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
   2
   3         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
   4         and CPP_PRAGMA_EOL.
   5         * c-pragma.c (pragma_ns_name): New typedef.
   6         (registered_pp_pragmas): New variable.
   7         (c_pp_lookup_pragma): New function.
   8         (c_register_pragma_1): If flag_preprocess_only, do nothing
   9         for non-expanded pragmas, for expanded ones push pragma's
  10         namespace and name into registered_pp_pragmas vector.
  11         (c_invoke_pragma_handler): Register OpenMP pragmas even when
  12         flag_preprocess_only, don't register GCC pch_preprocess
  13         pragma if flag_preprocess_only.
  14         * c-opts.c (c_common_init): Call init_pragma even if
  15         flag_preprocess_only.
  16         * c-pragma.c (c_pp_lookup_pragma): New prototype.
  17         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
  18         cpp_register_pragma if flag_preprocess_only.
  19
  20 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  21
  22         PR c/28800
  23         * c-parser.c (c_parser_translation_unit): Warn for empty
  24         translation unit, not empty source file.
  25
  26 2008-02-26  Paul Brook  <paul@codesourcery.com>
  27
  28         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
  29         operand for Thumb-2.
  30         * config/arm/arm.h (reg_class): Add CORE_REGS.
  31         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
  32         (BASE_REG_CLASS): Use CORE_REGS.
  33         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
  34         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
  35         (REGNO_OK_FOR_INDEX_P): Exclude SP.
  36         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
  37         ARM_REGNO_OK_FOR_INDEX_P.
  38         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
  39         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
  40         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
  41         (ldm/stm peepholes): Ditto.
  42         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
  43         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
  44         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
  45         * config/arm/constraints.md: Enable "k" constraint on ARM.
  46
  47 2008-02-27  Ben Elliston  <bje@au.ibm.com>
  48
  49         * config/rs6000/rs6000.c: Annotate cache line size field in all
  50         instances of struct processor_costs.
  51
  52 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
  53
  54         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
  55         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
  56         jump_bypass): New counters.
  57         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
  58         * dce.c (gate_ud_dce): Same.
  59         (gate_fast_dce): Same.
  60         * dse.c (gate_dse1): New function.
  61         (gate_dse2): New function.
  62         (gate_dse): Merge results of new gate functions.
  63         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
  64         (gate_handle_jump_bypass): Add dbg_cnt.
  65         (gate_handle_gcse): Add dbg_cnt.
  66         * ifcvt.c (gate_handle_if_conversion): Same.
  67         (gate_handle_if_after_combine): Same.
  68         (gate_handle_if_after_reload): Same.
  69         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
  70
  71 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
  72
  73         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
  74         line sizes.
  75         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
  76
  77 2008-02-26  Jason Merrill  <jason@redhat.com>
  78
  79         PR c++/35315
  80         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
  81         alone if it's the naming decl for the type's main variant.
  82
  83 2008-02-26  Tom Tromey  <tromey@redhat.com>
  84
  85         * system.h (USE_MAPPED_LOCATION): Poison.
  86         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
  87         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
  88         (make_goto_expr_edges): Likewise.
  89         (remove_bb): Likewise.
  90         (execute_warn_function_return): Likewise.
  91         * basic-block.h (struct edge_def) <goto_locus>: Change type to
  92         location_t.
  93         * c-common.c (fname_decl): Remove old location code.
  94         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
  95         location code.
  96         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
  97         variant.
  98         (ASM_INPUT_SOURCE_LOCATION): Likewise.
  99         (gen_rtx_ASM_INPUT): Likewise.
 100         (gen_rtx_ASM_INPUT_loc): Likewise.
 101         (get_rtx_asm_OPERANDS): Remove.
 102         * cfglayout.c (insn_locators_alloc): Remove old location code.
 103         (set_curr_insn_source_location): Likewise.
 104         (curr_insn_locator): Likewise.
 105         * print-tree.c (print_node): Remove old location code.
 106         * tree-mudflap.c (mf_varname_tree): Remove old location code.
 107         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
 108         * cfgexpand.c (expand_gimple_cond_expr): Don't use
 109         location_from_locus.
 110         (construct_exit_block): Remove old location code.
 111         * emit-rtl.c (force_next_line_note): Remove old location code.
 112         * profile.c (branch_prob): Remove old location code.
 113         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
 114         LOC_LINE): Remove old-location variants.
 115         * langhooks.c (lhd_print_error_function): Remove old location
 116         code.
 117         * configure, config.in: Rebuilt.
 118         * configure.ac (--enable-mapped-location): Remove.
 119         * c-decl.c (c_init_decl_processing): Remove old location code.
 120         (finish_function): Likewise.
 121         * recog.c (decode_asm_operands): Remove old location code.
 122         * c-pch.c (c_common_read_pch): Remove old location code.
 123         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
 124         variants.
 125         * gimple-low.c (lower_function_body): Remove old location code.
 126         * toplev.c (unknown_location): Remove.
 127         (push_srcloc): Remove old-location variant.
 128         (process_options): Remove old location code.
 129         (lang_dependent_init): Likewise.
 130         * input.h (UNKNOWN_LOCATION): Move definition.
 131         (location_t): Undeprecate.
 132         (source_locus): Remove.
 133         (location_from_locus): Remove.
 134         (struct location_s): Remove.
 135         Remove all old-location code.
 136         (input_line, input_filename): Remove.
 137         * final.c (final_scan_insn): Remove old location code.
 138         * diagnostic.c (diagnostic_build_prefix): Remove
 139         USE_MAPPED_LOCATION test.
 140         * tree.h (gimple_stmt) <locus>: Now a location_t.
 141         (tree_exp) <locus>: Likewise.
 142         (DECL_IS_BUILTIN): Remove old-location variant.
 143         (annotate_with_file_line, annotate_with_locus): Likewise.
 144         (expr_locus, set_expr_locus): Update.
 145         * tree.c (build1_stat): Remove old location code.
 146         (last_annotated_node): Remove.
 147         (annotate_with_file_line): Remove old-location variant.
 148         (annotate_with_locus): Likewise.
 149         (expr_location): Remove old location code.
 150         (set_expr_location): Likewise.
 151         (expr_has_location): Likewise.
 152         (expr_locus): Likewise.
 153         (set_expr_locus): Likewise.
 154         (expr_filename): Don't use location_from_locus.
 155         (expr_lineno): Likewise.
 156         * rtl-error.c (location_for_asm): Remove old location code.
 157         * c-lex.c (cb_line_change): Remove old location code.
 158         (fe_file_change): Likewise.
 159         (cb_def_pragma): Likewise.
 160         (c_lex_with_flags): Likewise.
 161         * gengtype.c (do_typedef): Don't special-case location types.
 162         (define_location_structures): Remove.
 163         (main): Don't call define_location_structures.
 164         * tree-pretty-print.c (dump_implicit_edges): Remove old location
 165         code.
 166
 167 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 168
 169         PR 26264
 170         * builtins.def (BUILT_IN_STDARG_START): Remove.
 171         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
 172         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
 173         * tree-inline.c (inline_forbidden_p_1): Likewise.
 174
 175 2008-02-26  Richard Guenther  <rguenther@suse.de>
 176
 177         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 178         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 179         (lookup_decl_from_uid): Declare.
 180         (remove_decl_from_map): Likewise.
 181         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 182         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 183         (decl_for_uid_map): New global hashtable mapping DECL_UID
 184         to the decl tree.
 185         (init_ttree): Allocate it.
 186         (insert_decl_to_uid_decl_map): New helper function.
 187         (make_node_stat): Insert new decls into the map.
 188         (copy_node_stat): Likewise.
 189         (lookup_decl_from_uid): New function.
 190         (remove_decl_from_map): Likewise.
 191         (print_decl_for_uid_map_statistics): New helper.
 192         (dump_tree_statistics): Call it.
 193
 194         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 195         (referenced_var_iterator): Adjust.
 196         (FOR_EACH_REFERENCED_VAR): Adjust.
 197         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 198         (num_referenced_vars): Adjust.
 199         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 200         (first_referenced_var): Remove.
 201         (end_referenced_vars_p): Likewise.
 202         (next_referenced_var): Likewise.
 203         (referenced_var_iterator_set): New helper function.
 204         * tree-dfa.c (referenced_var_lookup): Adjust.
 205         (referenced_var_check_and_insert): Likewise.
 206         (remove_referenced_var): Likewise.
 207         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 208         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 209         (verify_call_clobbering): Likewise.
 210         (verify_memory_partitions): Likewise.
 211         (init_tree_ssa): Allocate bitmap instead of hashtable for
 212         referenced_vars.
 213         (delete_tree_ssa): Adjust.
 214         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 215         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 216         (compute_tag_properties): Likewise.
 217         (set_initial_properties): Likewise.
 218         (find_partition_for): Likewise.
 219         (update_reference_counts): Likewise.
 220         (dump_may_aliases_for): Likewise.
 221         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 222         (add_call_clobber_ops): Likewise.
 223         (add_call_read_ops): Likewise.
 224         (get_asm_expr_operands): Likewise.
 225         * tree-into-ssa.c (dump_decl_set): Likewise.
 226         (update_ssa): Likewise.
 227         * tree-sra.c (scan_function): Likewise.
 228         (decide_instantiations): Likewise.
 229         (scalarize_parms): Likewise.
 230         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 231         (dsa_named_for): Likewise.
 232         * tree-ssa-structalias.c (update_alias_info): Likewise.
 233         (merge_smts_into): Likewise.
 234
 235 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 236
 237         PR 34351
 238         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
 239         * c-opts.c (c_common_handle_option): Wall enables
 240         Wvolatile-register-var.
 241         * common.opt: Move Wvolatile-register-var to...
 242         * c.opt: ...here.
 243
 244 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 245
 246         * common.opt (Wlarger-than=): New.
 247         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
 248         -Wlarger-than=.
 249         * opts.c (common_handle_option): Handle -Wlarger-than=.
 250         * optc-gen.awk: Likewise.
 251         * opth-gen.awk: Likewise.
 252         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
 253         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 254
 255 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
 256
 257         * c-common.c (match_case_to_enum_1): Add appropriate
 258         OPT_W* parameter to warning.
 259         (c_do_switch_warnings): Likewise.
 260         * c-typeck.c (warning_init): Add one more parameter following
 261         'warning' function.
 262         (push_init_level): Update call to warning_init.
 263         (pop_init_level): Likewise.
 264         (add_pending_init): Likewise.
 265         (output_init_element: Likewise.
 266
 267 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 268
 269         PR 28322
 270         * toplev.c (toplev_main): If there are warnings or error, print
 271         errors for ignored options.
 272         * opts.c (ignored_options): New static variable.
 273         (postpone_unknown_option_error): New.
 274         (print_ignored_options): New.
 275         (handle_option): Postpone errors for unknown -Wno-* options.
 276         * opts.h (print_ignored_options): Declare.
 277
 278 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
 279
 280         * config/mips/mips.md (loadgp_blockage, blockage): Change type
 281         to "ghost".
 282
 283 2008-02-25  Richard Guenther  <rguenther@suse.de>
 284
 285         Revert:
 286         2008-02-25  Richard Guenther  <rguenther@suse.de>
 287
 288         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 289         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 290         (lookup_decl_from_uid): Declare.
 291         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 292         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 293         (decl_for_uid_map): New global hashtable mapping DECL_UID
 294         to the decl tree.
 295         (init_ttree): Allocate it.
 296         (insert_decl_to_uid_decl_map): New helper function.
 297         (make_node_stat): Insert new decls into the map.
 298         (copy_node_stat): Likewise.
 299         (lookup_decl_from_uid): New function.
 300         (print_decl_for_uid_map_statistics): New helper.
 301         (dump_tree_statistics): Call it.
 302
 303         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 304         (referenced_var_iterator): Adjust.
 305         (FOR_EACH_REFERENCED_VAR): Adjust.
 306         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 307         (num_referenced_vars): Adjust.
 308         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 309         (first_referenced_var): Remove.
 310         (end_referenced_vars_p): Likewise.
 311         (next_referenced_var): Likewise.
 312         (referenced_var_iterator_set): New helper function.
 313         * tree-dfa.c (referenced_var_lookup): Adjust.
 314         (referenced_var_check_and_insert): Likewise.
 315         (remove_referenced_var): Likewise.
 316         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 317         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 318         (verify_call_clobbering): Likewise.
 319         (verify_memory_partitions): Likewise.
 320         (init_tree_ssa): Allocate bitmap instead of hashtable for
 321         referenced_vars.
 322         (delete_tree_ssa): Adjust.
 323         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 324         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 325         (compute_tag_properties): Likewise.
 326         (set_initial_properties): Likewise.
 327         (find_partition_for): Likewise.
 328         (update_reference_counts): Likewise.
 329         (dump_may_aliases_for): Likewise.
 330         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 331         (add_call_clobber_ops): Likewise.
 332         (add_call_read_ops): Likewise.
 333         (get_asm_expr_operands): Likewise.
 334         * tree-into-ssa.c (dump_decl_set): Likewise.
 335         (update_ssa): Likewise.
 336         * tree-sra.c (scan_function): Likewise.
 337         (decide_instantiations): Likewise.
 338         (scalarize_parms): Likewise.
 339         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 340         (dsa_named_for): Likewise.
 341         * tree-ssa-structalias.c (update_alias_info): Likewise.
 342         (merge_smts_into): Likewise.
 343
 344 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 345
 346         PR fortran/29549
 347         * doc/invoke.texi (-fcx-limited-range): Document new option.
 348         * toplev.c (process_options): Handle -fcx-fortran-rules.
 349         * common.opt: Add documentation for -fcx-fortran-rules.
 350
 351 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 352
 353         PR c/35162
 354         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
 355         actual behaviour and C99.
 356
 357 2008-02-26  Ben Elliston  <bje@au.ibm.com>
 358
 359         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
 360         (ASM_CPU_POWER6_SPEC): Likewise.
 361         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
 362         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
 363         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
 364
 365 2008-02-25  Richard Guenther  <rguenther@suse.de>
 366
 367         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 368         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 369         (lookup_decl_from_uid): Declare.
 370         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 371         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 372         (decl_for_uid_map): New global hashtable mapping DECL_UID
 373         to the decl tree.
 374         (init_ttree): Allocate it.
 375         (insert_decl_to_uid_decl_map): New helper function.
 376         (make_node_stat): Insert new decls into the map.
 377         (copy_node_stat): Likewise.
 378         (lookup_decl_from_uid): New function.
 379         (print_decl_for_uid_map_statistics): New helper.
 380         (dump_tree_statistics): Call it.
 381
 382         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 383         (referenced_var_iterator): Adjust.
 384         (FOR_EACH_REFERENCED_VAR): Adjust.
 385         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 386         (num_referenced_vars): Adjust.
 387         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 388         (first_referenced_var): Remove.
 389         (end_referenced_vars_p): Likewise.
 390         (next_referenced_var): Likewise.
 391         (referenced_var_iterator_set): New helper function.
 392         * tree-dfa.c (referenced_var_lookup): Adjust.
 393         (referenced_var_check_and_insert): Likewise.
 394         (remove_referenced_var): Likewise.
 395         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 396         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 397         (verify_call_clobbering): Likewise.
 398         (verify_memory_partitions): Likewise.
 399         (init_tree_ssa): Allocate bitmap instead of hashtable for
 400         referenced_vars.
 401         (delete_tree_ssa): Adjust.
 402         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 403         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 404         (compute_tag_properties): Likewise.
 405         (set_initial_properties): Likewise.
 406         (find_partition_for): Likewise.
 407         (update_reference_counts): Likewise.
 408         (dump_may_aliases_for): Likewise.
 409         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 410         (add_call_clobber_ops): Likewise.
 411         (add_call_read_ops): Likewise.
 412         (get_asm_expr_operands): Likewise.
 413         * tree-into-ssa.c (dump_decl_set): Likewise.
 414         (update_ssa): Likewise.
 415         * tree-sra.c (scan_function): Likewise.
 416         (decide_instantiations): Likewise.
 417         (scalarize_parms): Likewise.
 418         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 419         (dsa_named_for): Likewise.
 420         * tree-ssa-structalias.c (update_alias_info): Likewise.
 421         (merge_smts_into): Likewise.
 422
 423 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
 424
 425         PR target/35258
 426         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
 427         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
 428         * alias.h (nonoverlapping_memrefs_p): Likewise.
 429
 430 2008-02-25  Jan Beulich  <jbeulich@novell.com>
 431
 432         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
 433         $(T).
 434         * config/i386/netware-libgcc.exp: Add __bswap?i2,
 435         __emultls_get_address, __emultls_register_common,
 436         __floatundi?f, and _Unwind_GetIPInfo.
 437         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
 438         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
 439         (gen_regparm_prefix): Likewise.
 440         (i386_nlm_encode_section_info): Sync with
 441         config/i386/winnt.c:i386_pe_encode_section_info().
 442         (i386_nlm_maybe_mangle_decl_assembler_name): New.
 443         i386_nlm_mangle_decl_assembler_name): New.
 444         (netware_override_options): New.
 445         * config/i386/netware.h (netware_override_options): Declare.
 446         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
 447         (i386_nlm_mangle_decl_assembler_name): Declare.
 448         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
 449
 450 2008-02-25  Ben Elliston  <bje@au.ibm.com>
 451
 452         PR other/32948
 453         * c-decl.c (grokdeclarator): Remove unused local variables
 454         `typedef_type' and `type_as_written'.
 455         * bb-reorder.c
 456         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
 457         unused local variable `has_hot_blocks'.
 458         (fix_crossing_conditional_branches): Remove unused local variable
 459         `prev_bb'.
 460
 461 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
 462
 463         PR middle-end/19984
 464         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
 465         using DEF_C99_BUILTIN.
 466         (BUILT_IN_NANF): Ditto.
 467         (BUILT_IN_NANL): Ditto.
 468
 469 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
 470             Revital Eres  <eres@il.ibm.com>
 471
 472         * modulo-sched.c (calculate_must_precede_follow): Address TODO
 473         regarding the order of two dependent insns in the same row.
 474
 475 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
 476
 477         * stor-layout.c (layout_decl): Do not bump the alignment of a
 478         bit-field to more than byte alignment if it is packed.
 479
 480 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
 481
 482         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
 483         e300c2 and e300c3.
 484
 485 2008-02-24  Diego Novillo  <dnovillo@google.com>
 486
 487         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
 488
 489         PR 33738
 490         * tree-vrp.c (vrp_evaluate_conditional): With
 491         -Wtype-limits, emit a warning when comparing against a
 492         constant outside the natural range of OP0's type.
 493         * c.opt (Wtype-limits): Move ...
 494         * common.opt (Wtype-limits): ... here.
 495
 496 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
 497
 498         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
 499         * config/rs6000/e300c2c3.md: New file.
 500         * config/rs6000/rs6000.c (processor_costs): Add new costs for
 501         e300c2 and e300c3.
 502         (rs6000_override_options): Add e300c2 and e300c3 cases to
 503         processor_target_table. Do not allow usage of Altivec or Spe
 504         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
 505         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
 506         * config/rs6000/rs6000.h (processor_type): Add
 507         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
 508         (ASM_CPU_SPEC): Add e300c2 and e300c3.
 509         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
 510         and ppce300c3. Include e300c2c3.md.
 511
 512 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
 513
 514         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
 515         instead of TARGET_STRICT_ALIGN.
 516
 517 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
 518
 519         * explow.c (memory_address): Assert that the generated address is
 520         valid.
 521
 522 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 523
 524         PR target/25477
 525         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
 526         * config/darwin-ppc-ldouble-patch.def: New file.
 527         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
 528         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
 529         SUBTARGET_INIT_BUILTINS if defined.
 530         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
 531         New functions.
 532
 533 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 534
 535         PR rtl-opt/33512
 536         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
 537         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
 538
 539 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 540
 541         PR pch/35027
 542         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
 543         file" warning condtional on -Winvalid-PCH.
 544
 545 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
 546
 547         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
 548
 549 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
 550
 551         PR target/22076
 552         PR target/34256
 553         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
 554         prevent reload from using MMX registers.
 555         (*mov<mode>_internal): Ditto.
 556         (*movv2sf_internal_rex64): Ditto.
 557         (*movv2sf_internal): Ditto.
 558
 559 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 560
 561         PR documentation/31569
 562         * doc/install.texi2html: Use makeinfo --no-number-sections.
 563
 564 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 565
 566         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
 567         ensure that we can address an entire entity > 8 bytes.  Don't
 568         generate reg+reg addressing for such data.
 569
 570 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 571
 572         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
 573         strings when optimizing for size, unless the target cares about
 574         alignment.
 575
 576 2008-02-22  Tom Tromey  <tromey@redhat.com>
 577
 578         * regclass.c (current_pass): Remove declaration.
 579
 580 2008-02-22  Anatoly Sokolov <aesok@post.ru>
 581
 582         * config/avr/libgcc.S (__RAMPZ__): Define.
 583         (__do_copy_data): Add for devices with 128KB code memory.
 584
 585 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 586
 587         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 588         Use spe_abi.
 589         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
 590
 591 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
 592
 593         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
 594         GENNONACR_REGS.
 595
 596 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 597
 598         PR c/19999
 599         * c-typeck.c (build_binary_op): Warn about floating point
 600         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
 601
 602 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
 603
 604         PR target/34526
 605         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
 606         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
 607         add vrsave.
 608         (rs6000_override_options): Set altivec_abi as default, not override,
 609         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
 610         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
 611         is used; use new member spe_abi.
 612         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
 613         spe_abi and altivec_abi.
 614
 615 2008-02-22  Tomas Bily  <tbily@suse.cz>
 616
 617         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
 618
 619 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 620
 621         PR bootstrap/35273
 622         * config.build (build_file_translate): Set to `CMD //c' only if
 623         it works.
 624         * Makefile.in (build_file_translate): Improve comment.
 625
 626 2008-02-21  Jan Hubicka  <jh@suse.cz>
 627
 628         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
 629         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
 630         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
 631
 632 2008-02-21  Michael Matz  <matz@suse.de>
 633
 634         PR target/35264
 635         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
 636
 637 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
 638
 639         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
 640         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
 641         as insn constraint.
 642         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
 643         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
 644         SSE_VEC_FLOAT_MODE_P as insn constraint.
 645         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
 646         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
 647         sse4a_movntdf using MODEF mode iterator.
 648         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
 649         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
 650         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
 651         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
 652         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
 653         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
 654         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
 655
 656 2008-02-21  Richard Guenther  <rguenther@suse.de>
 657
 658         * tree.def (PAREN_EXPR): New tree code.
 659         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
 660         and PAREN_EXPR.
 661         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
 662         * expr.c (expand_expr_real_1): Likewise.
 663         * tree-inline.c (estimate_num_insns_1): Likewise.
 664         * tree-complex.c (expand_complex_move): Likewise.
 665         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
 666         as plain x.
 667
 668 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 669
 670         PR target/35225
 671         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
 672
 673 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 674
 675         PR target/35190
 676         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
 677
 678         * config/sh/sh.c (find_barrier): Don't go past
 679         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
 680
 681 2008-02-20  DJ Delorie  <dj@redhat.com>
 682
 683         * config/h8300/h8300.md (insv): Force source operand to be a register.
 684
 685         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
 686         as a jump, not as a plain insn.
 687
 688 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
 689
 690         * doc/invoke.texi (Warning Options): Add new option
 691         -Wframe-larger-than=.
 692         (-Wframe-larger-than): Document.
 693
 694         * flags.h (warn_frame_larger_than, frame_larger_than_size):
 695         Add declarations for new option variables.
 696
 697         * final.c (final_start_function): Check the frame size
 698         before emission and issue a Wframe-larger-than warning.
 699
 700         * opts.c (warn_frame_larger_than, frame_larger_than_size):
 701         Add definitions for new option variables.
 702         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
 703
 704         * common.opt (Wframe-larger-than=): New option.
 705
 706 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 707
 708         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
 709         (<sse>_div<mode>3): Ditto.
 710         (<sse>_vmdiv<mode>3): Ditto.
 711         (<sse>_vmsqrt<mode>2): Ditto.
 712         (*smax<mode>3): Ditto.
 713         (sse5_frcz<mode>2): Ditto.
 714         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
 715         as insn constraint.
 716
 717 2008-02-20  Richard Guenther  <rguenther@suse.de>
 718
 719         PR middle-end/35265
 720         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
 721         be happy with INTEGRAL_TYPE_P.
 722
 723 2008-02-20  Richard Guenther  <rguenther@suse.de>
 724
 725         * fold-const.c (split_tree): Associate floatig-point expressions
 726         if flag_associative_math is set.
 727
 728 2008-02-20  Richard Guenther  <rguenther@suse.de>
 729
 730         * tree.h (fold_real_zero_addition_p): Declare.
 731         * fold-const.c (fold_real_zero_addition_p): Export.
 732         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
 733         floating-point operations with zero and one.
 734
 735 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
 736
 737         * doc/install.texi: Correct references to CFLAGS, replacing them
 738         with BOOT_CFLAGS.  Document flags used during bootstrap for
 739         target libraries.
 740
 741 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 742
 743         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
 744         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
 745         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
 746         insn constraint.
 747         (smin<mode>3): Ditto from similar patterns.
 748         (smax<mode>3): Ditto.
 749         (*ieee_smin<mode>3): Ditto.
 750         (*ieee_smax<mode>3): Ditto.
 751         * config/i386/sse.md (sse): New mode attribute.
 752         (mov<mode>): Macroize expander from movv4sf and movv2df using
 753         SSEMODEF2P mode iterator.
 754         (<sse>_movnt<mode>): Ditto from similar patterns. Use
 755         SSE_VEC_FLOAT_MODE_P as insn constraint.
 756         (storent<mode>): Ditto.
 757         (storent<mode>): Macroize expander from storentsf and storentdf using
 758         MODEF mode iterator.
 759         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
 760         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
 761         (abs<mode>2): Ditto from similar patterns.
 762         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
 763         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
 764         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
 765         (<sse>_vmsqrt<mode>2): Ditto.
 766         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
 767         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
 768         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
 769         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
 770         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
 771         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
 772         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
 773         insn constraint.
 774         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
 775         iterator and SSE_FLOAT_MODE_P as insn constraint.
 776         (<sse>_ucomi): Ditto from similar patterns.
 777         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
 778         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
 779         SSE_VEC_FLOAT_MODE_P as insn constraint.
 780         (vcond<mode>): Ditto from similar patterns.
 781         (and<mode>3, *and<mode>3): Ditto.
 782         (<sse>_nand<mode>3): Ditto.
 783         (ior<mode>3, *ior<mode>3): Ditto.
 784         (xor<mode>3, *xor<mode>3): Ditto.
 785         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
 786         iterator and SSE_FLOAT_MODE_P as insn constraint.
 787         (*nand<mode>3): Ditto from similar patterns.
 788         (*ior<mode>3): Ditto.
 789         (*xor<mode>3): Ditto.
 790
 791 2008-02-20  Ira Rosen  <irar@il.ibm.com>
 792
 793         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
 794         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
 795         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
 796
 797 2008-02-19  Jan Hubicka  <jh@suse.cz>
 798
 799         * predict.c (tree_bb_level_predictions): Remove variable next
 800         mistakely introduced by previous commit.
 801
 802 2008-02-19  Jan Hubicka  <jh@suse.cz>
 803
 804         * predict.c (predict_paths_leading_to): Rewrite.
 805         (predict_paths_for_bb): New.
 806         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
 807
 808 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 809
 810         PR bootstrap/35218
 811         * Makefile.in (build_file_translate): New.
 812         (gcc-vers.texi): Use it for translating $(abs_srcdir).
 813         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
 814         * configure.ac (build_file_translate): Substitute it.
 815         * configure: Regenerate.
 816
 817 2008-02-19  Jan Hubicka  <jh@suse.cz>
 818
 819         PR rtl-optimization/34408
 820         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
 821         invalid sharing.
 822
 823 2008-02-19  Jan Hubicka  <jh@suse.cz>
 824
 825         PR middle-end/28779
 826         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
 827         call_expr.
 828
 829 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
 830
 831         PR Ada/35186
 832         * config/i386/i386-modes.def: Revert the last DI alignment
 833         change until Ada people can look into it.
 834
 835 2008-02-19  Nick Clifton  <nickc@redhat.com>
 836
 837         * opts.c (print_specific_help): Fix typo in --help text.
 838
 839 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
 840
 841         PR target/35239
 842         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
 843         32-bit inline asm without asm alternatives for host GCC < 3.0.
 844
 845 2008-02-19  Richard Guenther  <rguenther@suse.de>
 846
 847         PR tree-optimization/34989
 848         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
 849         Allow propagation to INDIRECT_REF if we can simplify only.
 850
 851 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 852
 853         * c-common.c (warn_for_collisions_1): Use appropriate option when
 854         warning.
 855
 856 2008-02-19  Nick Clifton  <nickc@redhat.com>
 857
 858         PR other/31349
 859         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
 860         (handle_options): Fix indentation.
 861         (print_filtered_help): If no language-specific options were
 862         displayed tell the user how to list all the options supported by
 863         the language's front-end.
 864         (print_specific_help): Fix indentation and remove duplicate line.
 865         (common_handle_option): Handle the -v option.
 866         For --help enable the display of undocumented options if the -v
 867         switch has been included on the command line.
 868         For --help= check for overlaps in the arguments between the option
 869         classes and the language names and issue a warning when they
 870         cannot be disambiguated.
 871         * c.opt (v): Pass on to the common option handler.
 872
 873 2008-02-19  Revital Eres  <eres@il.ibm.com>
 874
 875         * modulo-sched.c (sms_schedule): Change dump message when
 876         create_ddg function fails.
 877         (try_scheduling_node_in_cycle): Rename row to cycle.
 878         (print_partial_schedule): Rename CYCLE to ROW.
 879
 880 2008-02-19  Christian Bruel  <christian.bruel@st.com>
 881             Zdenek Dvorak  <ook@ucw.cz>
 882
 883         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
 884
 885 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 886
 887         PR target/33555
 888         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
 889         (*x86_movdicc_0_m1_se): Ditto.
 890
 891 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 892
 893         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
 894         (CMPtype): Define as __gcc_CMPtype.
 895         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
 896         (CMPtype): Define as __gcc_CMPtype.
 897
 898 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
 899
 900         Support valgrind 3.3 for --enable-checking=valgrind.
 901         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
 902         here.
 903         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
 904         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
 905         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
 906         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
 907         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
 908         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
 909         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
 910         respectively.
 911         * ggc-zone.c: Similar.
 912         * ggc-page.c: Similar.
 913
 914 2008-02-19  Paul Brook  <paul@codesourcery.com>
 915
 916         PR target/35071
 917         * config/arm/ieee754-df.S: Fix do_it typo.
 918         * config/arm/ieee754-sf.S: Fix do_it typo.
 919
 920 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 921
 922         PR target/35189
 923         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
 924         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
 925         (OPTION_MASK_ISA_SSE_SET): Likewise.
 926         (OPTION_MASK_ISA_SSE2_SET): Likewise.
 927         (OPTION_MASK_ISA_SSE3_SET): Likewise.
 928         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
 929         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
 930         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
 931         (OPTION_MASK_ISA_SSE4_SET): Likewise.
 932         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
 933         (OPTION_MASK_ISA_SSE5_SET): Likewise.
 934         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
 935         (OPTION_MASK_ISA_MMX_UNSET): Updated.
 936         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
 937         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
 938         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
 939         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
 940         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
 941         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
 942         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
 943         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
 944         (OPTION_MASK_ISA_SSE4): Removed.
 945         (ix86_handle_option): Turn on bits in ix86_isa_flags and
 946         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
 947         -mXXX.
 948         (override_options): Don't turn on implied SSE/MMX bits in
 949         ix86_isa_flags.
 950
 951 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 952
 953         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
 954         32bit host.
 955
 956 2008-02-18  Joey Ye  <joey.ye@intel.com>
 957
 958         PR middle-end/34921
 959         * tree-nested.c (insert_field_into_struct): Set type alignment
 960         to field alignment if the former is less than the latter.
 961
 962 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
 963
 964         * BASE-VER: Set to 4.4.0.
 965
 966 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 967
 968         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
 969         * doc/cfg.texi: Likewise.
 970         * doc/extend.texi: Likewise.
 971         * doc/gty.texi: Likewise.
 972         * doc/invoke.texi: Likewise.
 973         * doc/loop.texi: Likewise.
 974         * doc/md.texi: Likewise.
 975         * doc/passes.texi: Likewise.
 976         * doc/rtl.texi: Likewise.
 977         * doc/sourcebuild.texi: Likewise.
 978         * doc/tm.texi: Likewise.
 979         * doc/tree-ssa.texi: Likewise.
 980
 981 2008-02-17  Richard Guenther  <rguenther@suse.de>
 982
 983         PR middle-end/35227
 984         * tree-complex.c (init_parameter_lattice_values): Handle parameters
 985         without default definition.
 986
 987 2008-02-17  Richard Guenther  <rguenther@suse.de>
 988
 989         PR tree-optimization/35231
 990         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
 991         if A | B != 1.
 992
 993 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
 994
 995         Revert:
 996
 997         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 998         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
 999         libgcc_cmp_return mode.
1000
1001 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1002
1003         PR c/28368
1004         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1005
1006 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1007
1008         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1009         multilibs.
1010
1011 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1012
1013         * doc/c-tree.texi: Use `@.' where appropriate.
1014         * doc/extend.texi: Likewise.
1015         * doc/install.texi: Likewise.
1016         * doc/invoke.texi: Likewise.
1017         * doc/loop.texi: Likewise.
1018         * doc/makefile.texi: Likewise.
1019         * doc/md.texi: Likewise.
1020         * doc/passes.texi: Likewise.
1021         * doc/standards.texi: Likewise.
1022         * doc/tm.texi: Likewise.
1023
1024 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1025
1026         PR middle-end/35196
1027         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1028         in entry_bb.
1029         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1030         rather than in entry_bb.
1031
1032 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1033
1034         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1035         libgcc_cmp_return mode.
1036
1037 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1038
1039         PR middle-end/35130
1040         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1041         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1042
1043 2008-02-15  Richard Guenther  <rguenther@suse.de>
1044             Zdenek Dvorak  <ook@ucw.cz>
1045
1046         PR tree-optimization/35164
1047         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1048         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1049         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1050         Only propagate addresses which do not have abnormal SSA_NAMEs
1051         in their operands.
1052
1053 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1054
1055         PR target/35088
1056         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1057
1058 2008-02-15  Jan Hubicka  <jh@suse.cz>
1059
1060         PR middle-end/35149
1061         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1062
1063 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1064
1065         PR middle-end/34621
1066         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1067         when calculating alignment_pad.
1068
1069 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1070
1071         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1072         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1073         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1074         and STACK_BOUNDARY define.
1075
1076 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1077
1078         PR preprocessor/35061
1079         * c-pragma.c (handle_pragma_pop_macro): Check that
1080         pushed_macro_table has been allocated.
1081
1082 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1083
1084         PR middle-end/35136
1085         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1086         (force_gimple_operand): Likewise.
1087         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1088         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1089         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1090         (find_interesting_uses_address): Check addressability and alignment
1091         of the base expression only after substituting bases of IVs into it.
1092
1093 2008-02-14  Michael Matz  <matz@suse.de>
1094
1095         PR target/34930
1096         * function.c (instantiate_virtual_regs_in_insn): Reload address
1097         before falling back to reloading the whole operand.
1098
1099 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1100
1101         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1102         before the first section switch note.
1103
1104 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1105
1106         * doc/bugreport.texi: Update copyright years.
1107         * doc/c-tree.texi: Likewise.
1108         * doc/cfg.texi: Likewise.
1109         * doc/cpp.texi: Likewise.
1110         * doc/cppinternals.texi: Likewise.
1111         * doc/fragments.texi: Likewise.
1112         * doc/frontends.texi: Likewise.
1113         * doc/gcc.texi: Likewise.
1114         * doc/gty.texi: Likewise.
1115         * doc/hostconfig.texi: Likewise.
1116         * doc/implement-c.texi: Likewise.
1117         * doc/libgcc.texi: Likewise.
1118         * doc/loop.texi: Likewise.
1119         * doc/makefile.texi: Likewise.
1120         * doc/options.texi: Likewise.
1121         * doc/passes.texi: Likewise.
1122         * doc/rtl.texi: Likewise.
1123         * doc/sourcebuild.texi: Likewise.
1124         * doc/standards.texi: Likewise.
1125         * doc/tree-ssa.texi: Likewise.
1126         * doc/trouble.texi: Likewise.
1127
1128         * doc/extend.texi: Use @: or add comma where appropriate.
1129         * doc/invoke.texi: Likewise.
1130         * doc/tm.texi: Likewise.
1131
1132 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1133
1134         PR target/34393
1135         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1136         to a reg.
1137
1138 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1139
1140         * doc/md.texi (clz, ctz): Add reference.
1141         * doc/rtl.texi (clz, ctz): Likewise.
1142
1143 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1144
1145         PR other/35148
1146         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1147         srcdir.
1148
1149 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1150
1151         * config/s390/s390.c (struct constant_pool): New field
1152         emit_pool_after added.
1153         (s390_mainpool_start): Set the emit_pool_after flag according
1154         to the section switch notes.
1155         (s390_mainpool_finish): Consider emit_pool_after when emitting
1156         the literal pool at the end of the function.
1157         (s390_chunkify_start): Force literal pool splits at section
1158         switch notes.
1159
1160 2008-02-13  Michael Matz  <matz@suse.de>
1161
1162         PR debug/35065
1163         * var-tracking.c (clobber_variable_part): Correctly traverse the
1164         list.
1165
1166 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1167
1168         PR 29673
1169         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1170         Add -fdump-ipa-inline.
1171         * tree-dump.c (dump_files): Remove tree-inlined dump.
1172         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1173
1174 2008-02-12  Richard Guenther  <rguenther@suse.de>
1175
1176         PR tree-optimization/35171
1177         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1178         default defs.
1179
1180 2008-02-12  Richard Guenther  <rguenther@suse.de>
1181
1182         PR middle-end/35163
1183         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1184         value-preserving mode.  Disallow final truncation.
1185
1186 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1187
1188         PR middle-end/35136
1189         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1190         code from here to...
1191         (force_gimple_operand): ...here.
1192
1193 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
1194
1195         PR c++/35144
1196         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1197         non-compatible pointers.
1198         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1199         different FIELD_DECLs, try harder by comparing field offsets, sizes
1200         and types.
1201
1202         PR inline-asm/35160
1203         * function.c (match_asm_constraints_1): Don't replace the same input
1204         multiple times.
1205
1206 2008-02-12  Anatoly Sokolov <aesok@post.ru>
1207
1208         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1209         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1210         (expand_epilogue): Restore RAMPZ register.
1211         * config/avr/avr.md (RAMPZ_ADDR): New constant.
1212
1213 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
1214
1215         * config/i386/cygwin.asm: (__alloca): Correct calling
1216         convention and alignment.
1217         (__chkstk): Force 8 byte stack alignment.
1218
1219 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
1220             Richard Guenther  <rguenther@suse.de>
1221
1222         PR tree-optimization/33992
1223         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1224         the zero we compare against.
1225
1226 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1227
1228         PR libfortran/35063
1229         * gthr-win32.h (__gthread_mutex_destroy_function): New function
1230         to CloseHandle after unlocking to prevent accumulation of handle
1231         count.
1232
1233 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1234
1235         PR middle_end/34150
1236         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1237         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
1238         and update LABEL_NUSES during and after reload.
1239
1240 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
1241
1242         PR middle-end/34627
1243         * combine.c (simplify_if_then_else): Make sure the comparison is
1244         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1245
1246 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
1247
1248         PR bootstrap/35051
1249         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1250         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1251         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1252         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1253         * tree.h (get_type_static_bounds): Likewise.
1254
1255 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1256
1257         * doc/invoke.texi (Option Summary, C++ Dialect Options)
1258         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1259         Make -Wfoo language annotations match what the compiler outputs.
1260
1261 2008-02-08  Sa Liu  <saliu@de.ibm.com>
1262
1263         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1264         intrinsics spu_convts, spu_convtu, spu_convtf.
1265         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1266
1267 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
1268
1269         * doc/extend.texi (Function Attributes) <noinline>: Mention
1270         asm ("") as method to keep calls.
1271
1272 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1273
1274         PR other/32754
1275         * doc/options.texi (Options): Replace references to opts.sh with
1276         optc-gen.awk.
1277         * opts-common.c: Likewise.
1278         * optc-gen.awk: Likewise.
1279
1280 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1281
1282         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1283
1284 2008-02-07  Richard Henderson  <rth@redhat.com>
1285
1286         PR rtl-opt/33410
1287         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1288         EXPR_LIST for the REG_EQUAL instead of a comparison with a
1289         funny mode.
1290
1291 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
1292
1293         PR tree-optimization/35085
1294         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1295         for operand entry oe2 in addition to operand entry oe3 in order to
1296         expose more opportunities for vectorizer sum reduction.
1297
1298 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1299
1300         PR other/35107
1301         * Makefile.in (LIBS): Remove $(GMPLIBS).
1302         (cc1-dummy, cc1): Add $(GMPLIBS).
1303
1304 2008-02-06  Jan Hubicka  <jh@suse.cz>
1305
1306         PR target/23322
1307         * i386.md (moddf_integer): Do not produce partial memory stalls for
1308         targets where it hurts.
1309
1310 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
1311
1312         PR target/35083
1313         * optabs.c (expand_float): Do not check for decimal modes when
1314         expanding unsigned integer through signed conversion.
1315
1316 2008-02-06  Nick Clifton  <nickc@redhat.com>
1317
1318         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1319         inside the clobber with a match_operand and duplicated operand
1320         number in the constraint.
1321         (ineqbranchsi): Delete redundant comment.
1322
1323 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
1324
1325         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1326         builtin_define ("__USE_INIT_FINI__").
1327         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1328         -msx multilibs.
1329         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1330
1331 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1332
1333         PR documentation/30330
1334         * doc/invoke.texi (C++ Dialect Options)
1335         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1336         For each warning option -Wfoo that allows -Wno-foo, ensure both
1337         -Wfoo and -Wno-foo are listed in the option index.  Fix index
1338         entry of -Wswitch-default, index -Wnormalized= including the
1339         `=', and -Wlarger-than-@var{len} including @var{len}.
1340
1341 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1342
1343         * config/i386/i386.md (floatunssisf2): Use
1344         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1345         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1346         Macroize expander using MODEF mode iterator.
1347
1348 2008-02-05  Diego Novillo  <dnovillo@google.com>
1349
1350         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1351
1352         PR 33738
1353         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1354
1355 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1356
1357         PR other/35070
1358         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1359
1360 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
1361
1362         PR target/35084
1363         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1364         to indicate if a message should be generated.
1365         (init_cumulative_args): Updated.
1366         (function_value_32): Likewise.
1367
1368 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
1369
1370         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1371
1372 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1373
1374         PR target/35083
1375         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1376         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1377
1378 2008-02-04  Diego Novillo  <dnovillo@google.com>
1379
1380         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1381
1382         PR 33738
1383         * tree-vrp.c (vrp_evaluate_conditional): With
1384         -Wtype-limits, emit a warning when comparing against a
1385         constant outside the natural range of OP0's type.
1386
1387 2008-02-04  Richard Guenther  <rguenther@suse.de>
1388
1389         PR middle-end/33631
1390         * expr.c (count_type_elements): Give for unions instead of
1391         guessing.
1392
1393 2008-02-04  Richard Guenther  <rguenther@suse.de>
1394
1395         PR middle-end/35043
1396         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1397         to TYPE_DOMAINs base type instead of using bitsizetype here.
1398
1399 2008-02-03  Jason Merrill  <jason@redhat.com>
1400
1401         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1402
1403 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1404
1405         PR other/29972
1406         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1407         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1408         (RS/6000 and PowerPC Options): Fix typos and markup.
1409         * doc/passes.texi (Tree-SSA passes): Likewise.
1410
1411 2008-02-02  Michael Matz  <matz@suse.de>
1412
1413         PR target/35045
1414         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1415         from record_last_reg_set_info.
1416         (record_last_reg_set_info): Take an RTX argument, iterate over all
1417         constituent hardregs.
1418         (record_last_set_info, record_opr_changes): Change calls to
1419         new signature or to record_last_reg_set_info_regno.
1420
1421 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1422
1423         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1424
1425 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
1426
1427         PR rtl-optimization/34773
1428         * reg-notes.def (EQUAL): Mention significance of combination of
1429         REG_EQUAL and REG_RETVAL.
1430         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1431         insn that has a REG_RETVAL.
1432
1433 2008-02-01  Roger Sayle  <roger@eyesopen.com>
1434
1435         PR bootstrap/33781
1436         * configure.ac (--enable-fixed-point): Disable unless explicitly
1437         requested on IRIX.
1438         * configure: Regenerate.
1439
1440 2008-02-01  Richard Guenther  <rguenther@suse.de>
1441
1442         PR other/35042
1443         * invoke.texi (-finline-limit): Remove no longer true parts
1444         of the documentation.  Note that there is no default value.
1445
1446 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
1447             Mark Mitchell  <mark@codesourcery.com>
1448             Ben Elliston  <bje@au.ibm.com>
1449
1450         PR c/29326
1451         * doc/extend.texi (Other Builtins): Document.
1452
1453 2008-01-31  Tom Browder <tom.browder@gmail.com>
1454
1455         * doc/c-tree.texi (Types): Fix grammar.
1456         (Expression trees): Ditto.
1457         * doc/passes.texi (Tree-SSA passes): Ditto.
1458
1459         * doc/configterms.texi (Configure Terms): Fix typo.
1460         * doc/cpp.texi (Common Predefined Macros): Ditto.
1461         * doc/md.texi (Machine Constraints): Ditto.
1462
1463         * doc/makefile.texi (Makefile): Add comma.
1464
1465 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1466             Gerald Pfeifer  <gerald@pfeifer.com>
1467
1468         * doc/sourcebuild.texi (Front End): Remove references to CVS
1469         and CVSROOT/modules.
1470         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1471         (Back End): Remove reference to CVS.
1472
1473 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1474
1475         PR target/34900
1476         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1477         comment from...
1478         (mips16_gp_pseudo_reg): ...here.
1479         * config/mips/mips.md (load_const_gp): Replace with...
1480         (load_const_gp_<mode>): ...this :P-based insn.
1481
1482 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1483
1484         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1485         options. Minor fixes.
1486         (-std): Move reference to standards closer to where language
1487         standards are first mentioned.
1488
1489 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1490
1491         PR rtl-optimization/34995
1492         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1493         parameter and return a bool.  If the rtx parameter is nonnull,
1494         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1495         (find_reloads): Update call accordingly.  Pass the new operand
1496         if it needed no address reloads, otherwise pass null.
1497
1498 2008-01-30  Richard Henderson  <rth@redhat.com>
1499
1500         PR c/34993
1501         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1502         for unbounded arrays.
1503
1504 2008-01-30  Silvius Rus  <rus@google.com>
1505
1506         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1507
1508 2008-01-30  Jan Hubicka  <jh@suse.cz>
1509
1510         PR target/34982
1511         * i386.c (init_cumulative_args): Use real function declaration when
1512         calling locally.
1513
1514 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1515
1516         PR rtl-optimization/34998
1517         * global.c (build_insn_chain): Treat non-subreg_lowpart
1518         SUBREGs of pseudos as clobbering all the words covered by the
1519         SUBREG, not just all the bytes.
1520         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1521         original df_ref rather than an extract parameter.
1522         (global_conflicts): Update call accordingly.
1523
1524 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1525
1526         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1527         the overflow check to make it easier to read.
1528         (__fixtfdi): Change the type of the ll member in union
1529         long_double to UDItype_x.
1530
1531 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1532
1533         PR middle-end/34969
1534         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1535         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1536         * tree-inline.c (fold_marked_statements): Call
1537         cgraph_update_edges_for_call_stmt if folding a call statement.
1538         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1539         debug_generic_stmt calls, reset it back afterwards.
1540
1541         PR c/35017
1542         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1543         static decls.
1544         * c-typeck.c (build_external_ref): Don't pedwarn about
1545         static vars in current function's scope.
1546
1547 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
1548
1549         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1550
1551 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
1552
1553         PR c/35002
1554         * ipa-struct-reorg.c: Fix spelling.
1555         * params.def: Ditto.
1556
1557 2008-01-29  Richard Guenther  <rguenther@suse.de>
1558
1559         PR middle-end/35006
1560         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1561         field.
1562         * tree-inline.c (remap_type): Increment remapping_type_depth
1563         around remapping types.
1564         (copy_body_r): Only add referenced variables if they are referenced
1565         from code, not types.
1566
1567 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
1568
1569         PR c++/34055
1570         PR c++/34103
1571         PR c++/34219
1572         PR c++/34606
1573         PR c++/34753
1574         PR c++/34754
1575         PR c++/34755
1576         PR c++/34919
1577         PR c++/34961
1578         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1579         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1580
1581 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
1582
1583         PR target/34412
1584         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1585         pointer for tiny stack.
1586
1587 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1588
1589         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1590
1591 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1592
1593         * config/vx-common.h: Fix typo in comment.
1594
1595 2008-01-28  Ian Lance Taylor  <iant@google.com>
1596
1597         PR c++/34862
1598         PR c++/33407
1599         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1600         coalesce pointers if they have different DECL_NO_TBAA_P values.
1601         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1602         between variables with different DECL_NO_TBAA_P values.
1603
1604 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
1605
1606         PR 31535
1607         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1608         are not legitimate small data references on SPE targets.
1609
1610 2008-01-28  David Daney  <ddaney@avtrex.com>
1611
1612         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1613
1614 2008-01-28  David Daney  <ddaney@avtrex.com>
1615
1616         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
1617
1618 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
1619
1620         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1621         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1622         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1623         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1624         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1625         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1626         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1627         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1628
1629 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1630
1631         * basic-block.h (condjump_equiv_p): Fix comment.
1632
1633 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1634
1635         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1636         print_generic_stmt_indented): Fix comment.
1637
1638 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1639
1640         * configure.ac (__stack_chk_fail): Add detecion for availability
1641         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1642         * configure: Regenerate.
1643
1644 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
1645
1646         PR middle-end/34688
1647         * final.c (output_addr_const): Handle TRUNCATE.
1648
1649 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
1650
1651         PR target/34711
1652         * tree-ssa-loop-ivopts.c (comp_cost): New type.
1653         (zero_cost, infinite_cost): New constants.
1654         (struct cost_pair): Change type of cost to comp_cost.
1655         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1656         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1657         New functions.
1658         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1659         split_address_cost, ptr_difference_cost, difference_cost,
1660         get_computation_cost_at, get_computation_cost,
1661         determine_use_iv_cost_generic, determine_use_iv_cost_address,
1662         determine_use_iv_cost_condition, determine_use_iv_costs,
1663         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1664         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1665         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1666         Change type of cost to comp_cost.
1667         (determine_iv_cost): Increase cost of non-original ivs, instead
1668         of decreasing the cost of original ones.
1669         (get_address_cost): Indicate the complexity of the addressing mode
1670         in comp_cost.
1671         (try_add_cand_for): Prefer using ivs not specific to some object.
1672         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1673
1674 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
1675             Janis Johnson  <janis187@us.ibm.com>
1676
1677         PR target/34814
1678         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1679         (TARGET_INSTANTIATE_DECLS): Likewise.
1680         * target.h (expand_to_rtl_hook): New target hook.
1681         (instantiate_decls): Likewise.
1682         * function.c (instantiate_decl): Make non-static.  Rename to...
1683         (instantiate_decl_rtl): ... this.
1684         (instantiate_expr): Use instantiate_decl_rtl.
1685         (instantiate_decls_1): Likewise.
1686         (instantiate_decls): Likewise.
1687         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1688         * function.h (instantiate_decl_rtl): Add prototype.
1689         * cfgexpand.c (target.h): New include.
1690         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1691         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1692         (TARGET_INSTANTIATE_DECLS): Likewise.
1693         (TARGET_INITIALIZER): New target hooks added.
1694         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1695         New prototype.
1696         * config/rs6000/rs6000.c (tree-flow.h): New include.
1697         (machine_function): Add sdmode_stack_slot field.
1698         (rs6000_alloc_sdmode_stack_slot): New function.
1699         (rs6000_instantiate_decls): Likewise.
1700         (rs6000_secondary_memory_needed_rtx): Likewise.
1701         (rs6000_check_sdmode): Likewise.
1702         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1703         (TARGET_INSTANTIATE_DECLS): Likewise.
1704         (rs6000_hard_regno_mode_ok): Allow SDmode.
1705         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
1706         (rs6000_emit_move): Handle SDmode.
1707         (function_arg_advance): Likewise.
1708         (function_arg): Likewise.
1709         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
1710         SDmode var args for 32-bit compiles.
1711         (rs6000_secondary_reload_class): Handle SDmode.
1712         (rs6000_output_function_epilogue): Likewise.
1713         (rs6000_function_value): Simplify if statement.
1714         (rs6000_libcall_value): Likewise.
1715         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1716         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1717         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1718         (movsd_hardfloat): New define_insn.
1719         (movsd_softfloat): Likewise.
1720         (movsd_store): Likewise.
1721         (movsd_load): Likewise.
1722         (extendsddd2): Likewise.
1723         (extendsdtd2): Likewise.
1724         (truncddsd2): Likewise.
1725         (movdd_hardfloat64): Fixup comment.
1726         (UNSPEC_MOVSD_LOAD): New constant.
1727         (UNSPEC_MOVSD_STORE): Likewise.
1728
1729 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
1730
1731         PR c++/34965
1732         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1733         TRUTH_XOR_EXPR.
1734         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1735         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1736         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1737         and TRUTH_XOR_EXPR.
1738
1739 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
1740
1741         PR target/34794
1742         * config.gcc: Separate AIX 5.3 from AIX 6.1.
1743         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1744         __LONGDOUBLE128 too.
1745         * config/rs6000/aix61.h: New file.
1746
1747 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1748
1749         PR rtl-optimization/34959
1750         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1751         popcount and parity rtxes the same mode as their operand.
1752         Truncate or extend the result to the return value's mode
1753         if necessary.
1754
1755 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1756
1757         PR target/34981
1758         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1759         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1760         to GOT_VERSION_REGNUM.
1761         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1762         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1763         * config/mips/mips.c (mips_emit_call_insn): New function.
1764         (mips_call_tls_get_addr): Call mips_expand_call directly.
1765         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1766         emit_call_insn.
1767         (mips16_build_call_stub): Likewise.  Return the call insn or null.
1768         (mips_expand_call): Update the call to mips16_build_call_stub
1769         accordingly and a remove redundant condition.  Assert that MIPS16
1770         stubs do not use lazy binding.  Use mips_emit_call_insn and return
1771         the call insn.
1772         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1773         TARGET_USE_GOT.
1774         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1775         (mips_avoid_hazard): Remove hazard_set handling.
1776         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1777         (UNSPEC_RESTORE_GP): ...this.
1778         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1779         (FAKE_CALL_REGNO): Rename to...
1780         (GOT_VERSION_REGNUM): ...this.
1781         (type): Add "ghost" value.  Add an associated insn reservation.
1782         (hazard_set): Remove.
1783         (exception_receiver): Rename to...
1784         (restore_gp): ...this and update the unspec identifier accordingly.
1785         (exception_receiver, nonlocal_got_receiver): New expanders.
1786         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
1787         FAKE_CALL_REGNO.  Remove hazard_set attribute.
1788         (set_got_version, update_got_version): New patterns.
1789
1790 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
1791
1792         PR target/34970
1793         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1794
1795 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1796
1797         PR other/31955
1798         * doc/install.texi2html: Generate gcc-vers.texi.
1799
1800 2008-01-25  DJ Delorie  <dj@redhat.com>
1801
1802         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1803
1804 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1805
1806         * config/c4x: Remove directory.
1807         * config.gcc (crx-*, mt-*): Mark obsolete.
1808         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1809         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1810         sh-*-rtemscoff*): Remove cases.
1811         * defaults.h (C4X_FLOAT_FORMAT): Remove.
1812         * real.c (encode_c4x_single, decode_c4x_single,
1813         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1814         c4x_extended_format): Remove.
1815         * real.h (c4x_single_format, c4x_extended_format): Remove.
1816         * doc/extend.texi (interrupt, naked): Remove mention of attributes
1817         on C4x.
1818         (Pragmas): Remove comment about c4x pragmas.
1819         * doc/install.texi (c4x): Remove target-specific instructions.
1820         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1821         * doc/md.texi (Machine Constraints): Remove C4x documentation.
1822         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1823         refer to C4x source files as examples.
1824         (C4X_FLOAT_FORMAT): Remove documentation.
1825
1826 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
1827
1828         * config/bfin/bfin.c (override_options): Reorder tests so that
1829         flag_pic gets enabled for -msep-data.
1830
1831 2008-01-25  Richard Guenther  <rguenther@suse.de>
1832
1833         PR middle-end/32244
1834         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1835         to its bitfield precision if required.
1836
1837 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1838
1839         PR middle-end/33880
1840         * tree-nested.c (walk_omp_for): New function.
1841         (convert_nonlocal_reference, convert_local_reference): Call
1842         walk_omp_for on OMP_FOR.
1843         (convert_call_expr): Call walk_body on OMP_FOR's
1844         OMP_FOR_PRE_INIT_BODY.
1845
1846 2008-01-25  Richard Guenther  <rguenther@suse.de>
1847
1848         PR tree-optimization/34966
1849         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1850         default defs and PHI_NODEs we have to insert after the
1851         defining statement.
1852
1853 2008-01-24  Nick Clifton  <nickc@redhat.com>
1854
1855         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1856         Provide a default definition.
1857         (LIBGCC2_UNITS_PER_WORD): Likewise.
1858
1859         * config/stormy16/stormy16.c: Include df.h for the prototype
1860         for df_regs_ever_live_p.
1861         (xstormy16_expand_builtin_va_start): Convert the stack offset
1862         into a component_ref and then use POINTER_PLUS_EXPR to add it
1863         to the incoming_virtual_args_rtx.
1864         (xstormy16_gimplify_va_arg_expr): Rename to
1865         xstormy16_gimplify_va_arg_expr.
1866         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1867         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1868         xstormy16_gimplify_va_arg_expr.
1869         Fix up some formatting issues.
1870
1871         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1872         Move to predicates.md.
1873         (xs_hi_general_operand): Likewise.
1874         (xs_hi_nonmemory_operand): Likewise.
1875         * config/stormy16/predicates.md:
1876         (xstormy16_carry_plus_operand): New predicate.
1877         (xs_hi_general_operand): New predicate.
1878         (xs_hi_nonmemory_operand): New predicate.
1879         * config/stormy16/stormy16-protos.h:
1880         (xstormy16_carry_plus_operand): Delete prototype.
1881         (xs_hi_general_operand): Likewise.
1882         (xs_hi_nonmemory_operand): Likewise.
1883
1884         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1885         modifiers as they are no longer needed and they can trigger
1886         reload spill failures.
1887
1888         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1889         with a match_operand in order to help reload.
1890
1891         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1892         constraint with 'e' for the 8th alternative as this version of
1893         the mov.w instruction only accepts the lower 8 registers.
1894
1895 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
1896
1897         PR target/34856
1898         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1899         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1900         vector elements.
1901
1902 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1903
1904         PR middle-end/33333
1905         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1906
1907 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1908
1909         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1910         New functions.
1911         (remove_structure): Update allocations list before removing structure.
1912
1913 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1914
1915         * ipa-struct-reorg.c (is_safe_cond_expr,
1916         create_new_stmts_for_cond_expr): Use integer_zerop function,
1917         that recognize not only zero-pointer, but zero-integer too.
1918
1919 2008-01-25  Ben Elliston  <bje@au.ibm.com>
1920
1921         PR other/22232
1922         * fixproto: Escape "." in sed expression that strips leading "./".
1923
1924 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
1925
1926         PR driver/34904
1927         * gcc.c (SWITCH_OK): Removed.
1928         (SWITCH_LIVE): Changed to bit.
1929         (SWITCH_FALSE): Likewise.
1930         (SWITCH_IGNORE): Likewise.
1931         (switchstr): Change live_cond to unsigned int.
1932         (process_command): Replace SWITCH_OK with 0.
1933         (do_self_spec): Likewise.
1934         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1935         (give_switch): Likewise.
1936         (used_arg): Likewise.
1937         (do_spec_1): Set the SWITCH_IGNORE bit.
1938         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1939         bits.  Set the SWITCH_LIVE bit.
1940
1941 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
1942
1943         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1944
1945 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
1946
1947         PR tree-optimization/34472
1948         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1949         parameter to a "bool *" and set *DATA to false if there is
1950         an unsafe access.  Do not delete the structure here.
1951         (check_cond_exprs): Delete it here instead.
1952         (check_cond_exprs, exclude_cold_structs): Do not increase
1953         I when removing a structure.
1954
1955 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
1956
1957         PR target/34856
1958         * config/i386/i386.c (ix86_expand_vector_init): Consider only
1959         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1960
1961 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
1962
1963         PR middle-end/34934
1964         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1965         a fixed vector for stack.
1966
1967 2008-01-24  Ben Elliston  <bje@au.ibm.com>
1968
1969         PR c++/25701
1970         * doc/gcc.texi (Software development): Add a direntry for g++.
1971
1972 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
1973
1974         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1975         stale and straggling -fforce-addr comments above.
1976
1977         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1978         define.
1979         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1980         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1981
1982 2008-01-23  Michael Matz  <matz@suse.de>
1983
1984         PR debug/34895
1985         * dwarf2out.c (force_type_die): Use modified_type_die instead of
1986         gen_type_die.
1987
1988 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
1989
1990         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1991         malloc result type.
1992
1993 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1994
1995         * config/avr/avr.c (avr_current_arch): New variable.
1996         (avr_arch_types): Add 'avr31' and 'avr51' entries.
1997         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1998         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1999         (avr_override_options): Init 'avr_current_arch'.
2000         (base_arch_s): Move from here...
2001         * config/avr/avr.h (base_arch_s): ... here. Add new members
2002         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2003         'mega' to 'have_jmp_call'.
2004         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2005         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2006         macros.
2007         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2008         architectures.
2009         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2010         MULTILIB_MATCHES): (Ditto.).
2011
2012 2008-01-23  Richard Guenther  <rguenther@suse.de>
2013
2014         PR middle-end/31529
2015         * cgraphunit.c (cgraph_reset_node): Always mark the node
2016         not reachable if it is not queued already.
2017
2018 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2019
2020         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2021         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2022         (cputype_selected): New static variable.
2023         (bfin_handle_option): Set it if -mcpu is used.
2024         (override_option): Select default set of workarounds if no cpu type
2025         selected on the command line.
2026         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2027
2028         From  Michael Frysinger  <michael.frysinger@analog.com>
2029         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2030         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2031
2032         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2033         for bf547, bf523, bf524, and bf526.
2034         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2035         bf526.
2036         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2037         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2038         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2039         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2040         * doc/invoke.texi (Blackfin Options): Document that
2041         -mcpu now accept bf547, bf523, bf524, and bf526.
2042
2043 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2044
2045         PR rtl-optimization/34628
2046         * combine.c (try_combine): Stop and undo after the first combination
2047         if an autoincrement side-effect on the first insn has effectively
2048         been lost.
2049
2050 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2051
2052         PR target/34529
2053         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2054         Offset addresses are not valid for Altivec or paired float modes.
2055
2056 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2057
2058         PR c++/34607
2059         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2060         if DECL_INITIAL (decl) is error_mark_node.
2061
2062         PR c++/34914
2063         * c-common.c (handle_vector_size_attribute): Only allow
2064         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2065         the same way as pointer, array etc. types.
2066         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2067
2068         PR c++/34917
2069         * tree.c (build_type_attribute_qual_variant): Call
2070         build_qualified_type if attributes are equal, but quals are not.
2071
2072 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2073
2074         PR 32102
2075         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2076         * flags.h (warn_strict_aliasing): Remove.
2077         (warn_strict_overflow): Remove.
2078         * opts.c (warn_strict_aliasing): Remove.
2079         (warn_strict_overflow): Remove.
2080         * c-opts.c (c_common_handle_option): -Wall only sets
2081         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2082         (c_common_post_options): Give default values to -Wstrict-aliasing
2083         and -Wstrict-overflow if they are uninitialized.
2084         * common.opt (Wstrict-aliasing): Specify Var and Init.
2085         (Wstrict-overflow): Likewise.
2086
2087 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2088
2089         PR rtl-optimization/26854
2090         PR rtl-optimization/34400
2091         PR rtl-optimization/34884
2092         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2093         DF_RD->gen.
2094         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2095         (df_rd_bb_info.expanded_lr_out): Deleted
2096         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2097         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2098         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2099         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2100         Removed code to allocate, initialize or free expanded_lr_out.
2101         (df_rd_bb_local_compute_process_def): Restructured to make more
2102         understandable.
2103         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2104         sets if the sets are being trimmed.
2105
2106 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2107
2108         PR bootstrap/32287
2109         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2110         (as_vers): Likewise.
2111         * configure: Regenerated.
2112
2113 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2114
2115         PR middle-end/33092
2116         * tree-pass.h (pass_build_alias): New pass.
2117         * tree-ssa-alias.c (gate_build_alias): New.
2118         (pass_build_alias): New.
2119         * passes.c (init_optimization_passes): Add pass_build_alias after
2120         pass_create_structure_vars.
2121
2122 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2123
2124         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2125         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2126         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2127         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2128         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2129         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2130         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2131         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2132         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2133         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2134         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2135         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2136         * config/s390/s390.md (FP_ALL): New mode iterator.
2137         (_d): New mode attribute.
2138         ("*signbit<mode>2>"): Changed mode of first operand.
2139         ("isinf<mode>2"): Changed mode of first operand.
2140         ("*TDC_insn"): Adaptation for DFP modes.
2141
2142 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2143
2144         * tree.c (check_qualified_type): Improve function description.
2145
2146 2008-01-21  Jason Merrill  <jason@redhat.com>
2147
2148         PR c++/34196
2149         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2150         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2151         if it is set.
2152
2153 2008-01-21  DJ Delorie  <dj@redhat.com>
2154
2155         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2156         return zero.
2157
2158 2008-01-21  Richard Guenther  <rguenther@suse.de>
2159
2160         PR middle-end/34856
2161         * tree-cfg.c (verify_expr): Allow all invariant expressions
2162         instead of just constant class ones as reference argument.
2163         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2164         like any other constant.
2165         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2166
2167 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2168
2169         * regmove.c (fixup_match_1): Update call crossed frequencies.
2170
2171 2008-01-21  Richard Guenther  <rguenther@suse.de>
2172
2173         PR c/34885
2174         * tree-inline.c (setup_one_parameter): Deal with mismatched
2175         types using a VIEW_CONVERT_EXPR.
2176
2177 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2178             Olga Golovanevsky  <olga@il.ibm.com>
2179
2180         PR tree-optimization/34701
2181         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2182         when the structure size is not a power of 2.
2183
2184 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
2185
2186         * doc/install.texi: Add doc for --enable-checking=df.
2187
2188 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2189
2190         PR rtl-optimization/34808
2191         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2192
2193 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2194
2195         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2196         input.
2197
2198 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
2199
2200         PR rtl-optimization/26854
2201         PR rtl-optimization/34400
2202         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2203         DF_RD->gen.
2204         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2205         (df_rd_bb_info.expanded_lr_out): New.
2206         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2207         * loop_iv.c (iv_analysis_loop_init): Ditto.
2208         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2209         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2210         Added code to allocate, initialize or free expanded_lr_out.
2211         (df_rd_bb_local_compute_process_def): Restructured to make
2212         more understandable.
2213         (df_rd_confluence_n): Add code to do nothing with fake edges and
2214         code to no apply invalidate_by_call sets if the sets are being trimmed.
2215         (df_lr_local_finalize): Renamed to df_lr_finalize.
2216         (df_live_local_finalize): Renamed to df_live_finalize.
2217
2218 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2219
2220         PR target/34831
2221         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2222         deciding whether to use reciprocal instructions.
2223
2224 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
2225
2226         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2227         dwarf2out_note_section_used if cold_text_section is NULL.
2228
2229 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
2230
2231         PR gcov-profile/34610
2232         * tree-cfg.c (make_edges): Mark both outgoing edges from
2233         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2234         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2235         from OMP_FOR and OMP_CONTINUE outgoing edges.
2236
2237         * tree-profile.c (tree_profiling): Return early if
2238         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
2239         at the end.
2240         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2241         from cfun to child_cfun.
2242         * function.h (struct function): Add after_tree_profile bit.
2243
2244 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2245
2246         * config/avr/avr.S (_exit): Disable interrupt.
2247
2248 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
2249             Steven Bosscher  <stevenb.gcc@gmail.com>
2250
2251         PR rtl-optimization/26854
2252         PR rtl-optimization/34400
2253         * df-problems.c (df_live_scratch): New scratch bitmap.
2254         (df_live_alloc): Allocate df_live_scratch when doing df_live.
2255         (df_live_reset): Clear the proper bitmaps.
2256         (df_live_bb_local_compute): Only process the artificial defs once
2257         since the order is not important.
2258         (df_live_init): Init the df_live sets only with the variables
2259         found live by df_lr.
2260         (df_live_transfer_function): Use the df_lr sets to prune the
2261         df_live sets as they are being computed.
2262         (df_live_free): Free df_live_scratch.
2263
2264 2008-01-18  Ian Lance Taylor  <iant@google.com>
2265
2266         * common.opt: Add fmerge-debug-strings.
2267         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2268         flag_merge_debug_strings rather than flag_merge_constants.
2269         * doc/invoke.texi (Option Summary): Mention
2270         -fmerge-debug-strings.
2271         (Debugging Options): Document -fmerge-debug-strings.
2272
2273 2008-01-18  Ian Lance Taylor  <iant@google.com>
2274
2275         PR c++/33407
2276         * tree.h (DECL_IS_OPERATOR_NEW): Define.
2277         (struct tree_function_decl): Add new field operator_new_flag.
2278         * tree-inline.c (expand_call_inline): When inlining a call to
2279         operator new, force the return value to go into a variable, and
2280         set DECL_NO_TBAA_P on that variable.
2281         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2282
2283 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
2284
2285         PR debug/34484
2286         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2287         DWARF2_DEBUGGING_INFO.
2288         (dwarf2out_note_section_used): Ditto.  Add prototype.
2289         (have_multiple_function_sections, text_section_used,
2290         cold_text_section_used, *cold_text_sections): Move declarations
2291         before their uses.
2292
2293 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
2294
2295         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2296         field and add signal_ra.
2297         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2298         assignments to frame state pc.  Move end of stack check after
2299         MD_FALLBACK_FRAME_STATE_FOR.
2300         (uw_update_context_1): Use frame state signal_regs if set, instead
2301         of checking signal_frame flag.
2302         (uw_update_context): Use frame state signal_ra if set.
2303         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2304         * config/xtensa/linux-unwind.h: New file.
2305
2306 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
2307
2308         * modulo-sched.c (get_sched_window): Fix comment typo.
2309
2310 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
2311
2312         PR tree-optimization/34648
2313         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2314
2315 2008-01-17  Anatoly Sokolov <aesok@post.ru>
2316
2317         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2318         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2319
2320 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
2321
2322         PR rtl-optimization/34400
2323         * df-core.c (df_worklist_dataflow_overeager,
2324         df_worklist_dataflow_doublequeue): New functions.
2325         (df_worklist_dataflow): Two different worklist solvers.
2326         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2327         New param.
2328
2329 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2330
2331         PR testsuite/34821
2332         * doc/invoke.texi: Document the dependence on pthread for fopenmp
2333         and ftree-parallelize-loops.
2334
2335 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
2336
2337         PR rtl-optimization/34826
2338         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2339
2340 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
2341
2342         * global.c (find_reg): Mark the eh regs as used if necessary.
2343         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2344         * ra.h (struct allocno): no_eh_reg field added.  Changed
2345         no_stack_reg type to bitfield.
2346
2347 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2348
2349         * tree.c (substitute_in_expr): Add missing 'break'.
2350
2351 2008-01-17  Richard Guenther  <rguenther@suse.de>
2352
2353         PR tree-optimization/34825
2354         * tree-ssa-math-opts.c (is_division_by): Do not recognize
2355         x / x as division to handle.
2356
2357 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2358
2359         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2360         "-pthread" is specified.
2361         * pa-hpux11.h (LIB_SPEC): Likewise.
2362
2363 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
2364             Peter Bergner  <bergner@vnet.ibm.com>
2365
2366         PR rtl-optimization/33796
2367         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2368
2369 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2370
2371         PR libgfortran/34699
2372         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2373         static links.
2374         * pa-hpux10.h (LINK_SPEC): Likewise.
2375         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2376
2377 2008-01-16  Richard Guenther  <rguenther@suse.de>
2378
2379         PR middle-end/32628
2380         * fold-const.c (fold_convert_const_int_from_int): Do not
2381         set overflow if that occured only because of a sign extension
2382         change when converting from/to a sizetype with the same
2383         precision and signedness.
2384
2385 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2386
2387         PR debug/34249
2388         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2389         location address to the correct place.  Update copyright year.
2390
2391 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2392
2393         * lambda-code.c (lambda_transform_legal_p): Handle the case of
2394         no dependences in the dependence_relations vector.
2395
2396 2008-01-16  Jan Hubicka  <jh@suse.cz>
2397
2398         PR rtl-optimization/31396
2399         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2400         * cfg.c (dump_reg_info): Print it.
2401         * regs.h (struct reg_info_t): add freq_calls_crossed.
2402         (REG_FREQ_CALLS_CROSSED): New macro.
2403         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2404         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2405         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2406         regmove_optimize): Update call crossed frequencies.
2407         * local-alloc.c (struct qty): Add freq_calls_crossed.
2408         (alloc_qty): Copute freq_calls_crossed.
2409         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2410         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2411         * ra.h (struct allocno): Add freq_calls_crossed.
2412
2413 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2414
2415         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2416         libgomp when compiling with ftree-parallelize-loops.
2417         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2418
2419 2008-01-16  Richard Guenther  <rguenther@suse.de>
2420
2421         PR tree-optimization/34769
2422         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2423         * tree.c (int_cst_value): Instead make this function more
2424         permissive in what it accepts as valid input.  Document this
2425         function always sign-extends the value.
2426
2427 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
2428             Richard Guenther  <rguenther@suse.de>
2429
2430         PR c/34668
2431         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2432         (gimple_fold_indirect_ref_rhs): ... this.
2433         (gimple_fold_indirect_ref): New function with foldings
2434         that preserve lvalueness.
2435         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2436         * tree-flow.h (gimple_fold_indirect_ref): Declare.
2437         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2438         to fold an INDIRECT_REF, fall back to the old use of
2439         fold_indirect_ref_1.
2440
2441 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2442
2443         * tree-data-ref.c (subscript_dependence_tester_1): Call
2444         free_conflict_function.
2445         (compute_self_dependence): Same.
2446
2447 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2448
2449         PR debug/34249
2450         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2451         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
2452         function global.
2453         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2454         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2455         for DWARF2_UNWIND_INFO targets.
2456
2457 2008-01-16  Richard Guenther  <rguenther@suse.de>
2458
2459         PR c/34768
2460         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2461         type qualifiers for function types.
2462
2463 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2464
2465         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2466         loop_iterator li from previous commit.
2467
2468 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2469
2470         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2471
2472 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2473
2474         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2475         (parallelize_loops): Don't parallelize irreducible components.
2476
2477 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2478
2479         PR c++/24924
2480         * c-opts (c_common_post_options): Do not enable CPP
2481         flag_pedantic_errors by default.
2482
2483 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2484
2485         PR rtl-optimization/31944
2486         * cse.c (remove_pseudo_from_table): New function.
2487         (merge_equiv_classes): Use above function to remove pseudo-registers.
2488         (invalidate): Likewise.
2489
2490 2008-01-13  Richard Guenther  <rguenther@suse.de>
2491
2492         PR middle-end/34601
2493         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2494         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2495
2496 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2497
2498         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2499         validate_change to unshare the source of the PC set.
2500
2501 2008-01-12  Jan Hubicka  <jh@suse.cz>
2502
2503         PR middle-end/32135
2504         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2505         references above array bounds.  This might trigger bounds checks for
2506         pointers to arrays.
2507
2508 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2509
2510         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2511         new_replaceable_dependencies.
2512
2513 2008-01-12  Doug Kwan  <dougkwan@google.com>
2514
2515         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2516         instead of OPT_Wreturn_type in warning due to ignored return type
2517         qualifiers.
2518         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2519         options included in -Wextra.
2520         * c.opt: New option -Wignored_qualifiers.
2521         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2522         -Wignore_qualifiers.
2523         (-Wignored-qualifiers): Document.
2524         (-Wreturn-type): Remove description of functionality now handled
2525         by -Wignored-qualifiers.
2526
2527 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2528
2529         PR ada/33788
2530         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2531         NOP_EXPR if it is between integral types with the same precision.
2532
2533 2008-01-12  Jan Hubicka  <jh@suse.cz>
2534
2535         PR other/28023
2536         * invoke.texi (max-inline-recursive-depth): Fix default value.
2537
2538 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2539
2540         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2541         correct type.
2542
2543 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2544
2545         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2546
2547 2008-01-11  James E. Wilson  <wilson@specifix.com>
2548
2549         PR target/26015
2550         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2551
2552 2008-01-11  Anatoly Sokolov <aesok@post.ru>
2553
2554         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2555         save/restore frame pointer register and don't use 'call-prologues'
2556         optimization in function with "OS_task" attribute.
2557
2558 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2559
2560         PR middle-end/31309
2561         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2562         when copying to memory.
2563
2564 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
2565
2566         PR rtl-optimization/30905
2567         * cfgcleanup.c: Include dce.h
2568         (crossjumps_occured): New global variable.
2569         (try_crossjump_bb): Exit loop after finding a fallthru edge.
2570         If something changed, set crossjumps_occured to true.
2571         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2572         Don't add/remove fake edges to exit here...
2573         (cleanup_cfg): ...but do it here, when crossjumping.
2574         Run a fast DCE when successful crossjumps occured in the latest
2575         iteration of try_optimize_cfg.
2576
2577 2008-01-11  Richard Guenther  <rguenther@suse.de>
2578
2579         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2580         (struct vn_unary_op_s): Likewise.
2581         (vn_reference_insert): Free old reference on hash collision.
2582
2583 2008-01-10  Raksit Ashok  <raksit@google.com>
2584
2585         PR rtl-optimization/27971
2586         * combine.c (find_split_point): Split PLUS expressions which are
2587         inside a MEM rtx, and whose first operand is complex.
2588
2589 2008-01-10  DJ Delorie  <dj@redhat.com>
2590
2591         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2592         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2593         (m32c_hard_regno_ok): Call the underlying function.
2594
2595 2008-01-10  Richard Guenther  <rguenther@suse.de>
2596
2597         PR middle-end/34683
2598         * tree-cfg.c (tree_merge_blocks): Do not go through the
2599         full-blown folding and stmt updating path if we just deal
2600         with virtual operands.
2601         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2602         test for abnormal SSA_NAMEs.
2603
2604 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
2605
2606         PR middle-end/34641
2607         * reload.c (push_reload): Add assertions.  All constants from
2608         reg_equiv_constant should have been used for replacing the respective
2609         pseudo earlier.
2610         (find_reloads_address): Invoke find_reloads_address_part for
2611         constant taken from the reg_equiv_constant array.
2612
2613 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2614
2615         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2616         field (valnum) the first in the struct.  Replace bools with
2617         unit bit fields.
2618
2619 2008-01-10  Richard Guenther  <rguenther@suse.de>
2620
2621         PR tree-optimization/34651
2622         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
2623         types and ordering for masking and converting.
2624
2625 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
2626
2627         PR tree-optimization/34017
2628         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2629         also for PHI_NODE expressions.
2630
2631 2008-01-09  Jan Hubicka  <jh@suse.cz>
2632
2633         PR tree-optimization/34708
2634         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2635         based on number of case labels.
2636         (init_inline_once): Remove switch_cost.
2637         * tree-inline.h (eni_weights_d): Remove switch_cost.
2638
2639 2008-01-09  Richard Guenther  <rguenther@suse.de>
2640         Andrew Pinski  <andrew_pinski@playstation.sony.com>
2641
2642         PR middle-end/30132
2643         * gimplify.c (gimplify_cond_expr): Do not create an addressable
2644         temporary if an rvalue is ok or an lvalue is not required.
2645
2646 2008-01-09  Richard Guenther  <rguenther@suse.de>
2647
2648         PR middle-end/34458
2649         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2650         adjust return type.
2651
2652 2008-01-09  Richard Guenther  <rguenther@suse.de>
2653
2654         PR middle-end/34679
2655         * tree.c (host_integerp): Check for sizetype only if the
2656         type is an integer type.
2657
2658 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
2659
2660         PR debug/26364
2661         * opts.c (decode_options): Disable inlining of functions called
2662         once if not in unit-at-a-time mode.
2663
2664 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
2665
2666         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2667
2668 2008-01-08  Richard Guenther  <rguenther@suse.de>
2669
2670         PR middle-end/31863
2671         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2672         out early if the result will be unused.
2673
2674 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2675
2676         PR target/34709
2677         Revert:
2678
2679         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2680         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2681         for TARGET_RECIP.
2682
2683 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
2684
2685         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2686         for vectorization tuned.
2687
2688 2008-01-08  Richard Guenther  <rguenther@suse.de>
2689
2690         PR tree-optimization/34683
2691         * tree-ssa-operands.c (operand_build_cmp): Export.
2692         * tree-ssa-operands.h (operand_build_cmp): Declare.
2693         * tree-vn.c (vuses_compare): Remove.
2694         (sort_vuses): Use operand_build_cmp.
2695         (sort_vuses_heap): Likewise.
2696         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2697         to re-use old VEC if available.  Do not sort already sorted VUSEs.
2698         (vdefs_to_vec): Do not sort already sorted VDEFs.
2699
2700 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
2701
2702         PR middle-end/34694
2703         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2704
2705 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2706
2707         PR target/34702
2708         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2709         limitations of reciprocal sequences on x86 targets.
2710
2711 2008-01-08  Richard Guenther  <rguenther@suse.de>
2712
2713         PR tree-optimization/34683
2714         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2715
2716 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
2717
2718         PR target/34622
2719         * config/darwin.c (darwin_mergeable_string_section): Don't use
2720         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2721
2722 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
2723
2724         PR target/34682
2725         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2726         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
2727         predicates of op0 and op1 to register_operand.
2728         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
2729         expander using X87MODEF mode iterator.  Change predicates of
2730         op0 and op1 to register_operand.
2731         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2732         corresponding patterns and macroize using MODEF macro.  Change
2733         predicates of op0 and op1 to register_operand and remove
2734         "m" constraint. Disparage "r" alternative with "!".
2735         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2736         macroize using X87MODEF macro.  Change predicates of op0 and op1
2737         to register_operand and remove "m" constraint.  Disparage "r"
2738         alternative with "!".
2739         (absneg splitter with memory operands): Remove.
2740         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2741         patterns and macroize using X87MODEF mode iterator.
2742         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2743         Change predicate of op1 to register_operand.
2744         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2745         for memory operands.
2746
2747 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
2748
2749         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2750
2751 2008-01-07  Richard Guenther  <rguenther@suse.de>
2752
2753         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2754         fields.
2755
2756 2008-01-07  Richard Guenther  <rguenther@suse.de>
2757
2758         PR tree-optimization/34683
2759         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2760         VOPs of the needed size to save memory.  Use VEC_quick_push
2761         to save compile-time.
2762         (vdefs_to_vec): Likewise.
2763
2764 2008-01-07  Sa Liu  <saliu@de.ibm.com>
2765
2766         * config/spu/spu.md (divdf3): Genetate inline code for double
2767         division.  The implementation doesn't handle INF or NAN, therefore it
2768         only applies when -ffinite-math-only is given.
2769
2770 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
2771
2772         PR libstdc++/34680
2773         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2774         * doc/cpp.texi ([Common Predefined Macros]): Document.
2775
2776 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
2777
2778         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2779         order to use commutative addition instead of subtraction.
2780
2781 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2782             Mircea Namolaru  <namolaru@il.ibm.com>
2783             Vladimir Yanovsky  <yanov@il.ibm.com>
2784             Revital Eres  <eres@il.ibm.com>
2785
2786         PR tree-optimization/34263
2787         * tree-outof-ssa.c (process_single_block_loop_latch,
2788         contains_tree_r): New functions.
2789         (analyze_edges_for_bb): Call process_single_block_loop_latch
2790         function to empty single-basic-block latch block if possible.
2791
2792 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2793
2794         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2795         for TARGET_RECIP.
2796         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2797
2798 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2799
2800         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2801
2802 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2803
2804         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2805
2806 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
2807
2808         PR tree-optimization/34618
2809         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2810         flag from T.
2811
2812 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2813
2814         PR target/34673
2815         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2816         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
2817         Update copyright year.
2818
2819         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2820         Update copyright year.
2821         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2822         using NR fixup.
2823
2824 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
2825
2826         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2827         edge does not point to current bb before changing need_assert.
2828
2829 2008-01-04  Richard Guenther  <rguenther@suse.de>
2830
2831         PR middle-end/34029
2832         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2833         for verifying purposes if they are is_gimple_min_invariant.
2834
2835 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
2836
2837         PR tree-optimization/34448
2838         PR tree-optimization/34465
2839         * gimplify.c (gimplify_init_constructor): Add new parameter
2840         notify_temp_creation.  Use it.
2841         (gimplify_modify_expr_rhs): Take volatiles into account when
2842         optimizing constructors.
2843         Do not optimize constructors if gimplify_init_constructor will dump to
2844         memory.
2845         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2846         * gcc.c-torture/compile/pr34448.c: New.
2847
2848 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
2849
2850         PR gcov-profile/34609
2851         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2852         return_slot if result is TREE_ADDRESSABLE.
2853
2854 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
2855
2856         * config/mips/mips.md (sqrt_condition): Tweak comment.
2857         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
2858
2859 2008-01-03  Tom Tromey  <tromey@redhat.com>
2860
2861         PR c/34457
2862         * c-common.c (c_type_hash): Handle VLAs.
2863
2864 2008-01-03  Jan Hubicka  <jh@suse.cz>
2865
2866         PR tree-optimization/31081
2867         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2868         0 when inlining and not inlining to first basic block.
2869         (remap_decl): When var is initialized to 0, don't set default_def.
2870         (expand_call_inline): Set entry_bb.
2871         * tree-inline.h (copy_body_data): Add entry_bb.
2872
2873 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2874
2875         PR c++/34619
2876         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2877         before returning.
2878
2879         PR tree-optimization/29484
2880         * tree-inline.c (inline_forbidden_p_2): New function.
2881         (inline_forbidden_p): Disallow inlining if some static var
2882         has an address of a local LABEL_DECL in its initializer.
2883         * doc/extend.texi (Labels as Values): Document &&foo behaviour
2884         vs. inlining.
2885
2886 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
2887
2888         PR tree-optimization/34635
2889         * tree-data-ref.c (add_other_self_distances): Make sure that the
2890         evolution step is constant.
2891
2892 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2893
2894         PR middle-end/34608
2895         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2896
2897 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
2898
2899         * tree-sra.c (scalarize_init): Insert the generate_element_init
2900         statements after the generate_element_zero statements.
2901
2902 2008-01-02  Richard Guenther  <rguenther@suse.de>
2903
2904         PR middle-end/34093
2905         PR middle-end/31976
2906         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2907         for very large number of operands instead of ICEing.
2908
2909 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
2910
2911         PR target/34013
2912         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2913         while stack probing.
2914
2915 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
2916
2917         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2918         in C++0x mode.
2919
2920 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
2921
2922         PR libmudflap/26442
2923         * tree-mudflap.c (mx_register_decls): Guard warning by
2924         !DECL_ARTIFICIAL check.
2925
2926 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
2927
2928         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2929         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2930         sse5_perm<mode>): Fix constraints.