gcc/ChangeLog

   1 2008-02-27  Richard Guenther  <rguenther@suse.de>
   2
   3         PR middle-end/34971
   4         * expr.c (expand_expr_real_1): Assert on rotates that operate
   5         on partial modes.
   6         * fold-const.c (fold_binary): Use the types precision, not the
   7         bitsize of the mode if folding rotate expressions.  Build rotates
   8         only for full modes.
   9
  10 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
  11
  12         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
  13         and CPP_PRAGMA_EOL.
  14         * c-pragma.c (pragma_ns_name): New typedef.
  15         (registered_pp_pragmas): New variable.
  16         (c_pp_lookup_pragma): New function.
  17         (c_register_pragma_1): If flag_preprocess_only, do nothing
  18         for non-expanded pragmas, for expanded ones push pragma's
  19         namespace and name into registered_pp_pragmas vector.
  20         (c_invoke_pragma_handler): Register OpenMP pragmas even when
  21         flag_preprocess_only, don't register GCC pch_preprocess
  22         pragma if flag_preprocess_only.
  23         * c-opts.c (c_common_init): Call init_pragma even if
  24         flag_preprocess_only.
  25         * c-pragma.c (c_pp_lookup_pragma): New prototype.
  26         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
  27         cpp_register_pragma if flag_preprocess_only.
  28
  29 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  30
  31         PR c/28800
  32         * c-parser.c (c_parser_translation_unit): Warn for empty
  33         translation unit, not empty source file.
  34
  35 2008-02-26  Paul Brook  <paul@codesourcery.com>
  36
  37         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
  38         operand for Thumb-2.
  39         * config/arm/arm.h (reg_class): Add CORE_REGS.
  40         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
  41         (BASE_REG_CLASS): Use CORE_REGS.
  42         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
  43         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
  44         (REGNO_OK_FOR_INDEX_P): Exclude SP.
  45         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
  46         ARM_REGNO_OK_FOR_INDEX_P.
  47         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
  48         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
  49         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
  50         (ldm/stm peepholes): Ditto.
  51         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
  52         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
  53         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
  54         * config/arm/constraints.md: Enable "k" constraint on ARM.
  55
  56 2008-02-27  Ben Elliston  <bje@au.ibm.com>
  57
  58         * config/rs6000/rs6000.c: Annotate cache line size field in all
  59         instances of struct processor_costs.
  60
  61 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
  62
  63         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
  64         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
  65         jump_bypass): New counters.
  66         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
  67         * dce.c (gate_ud_dce): Same.
  68         (gate_fast_dce): Same.
  69         * dse.c (gate_dse1): New function.
  70         (gate_dse2): New function.
  71         (gate_dse): Merge results of new gate functions.
  72         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
  73         (gate_handle_jump_bypass): Add dbg_cnt.
  74         (gate_handle_gcse): Add dbg_cnt.
  75         * ifcvt.c (gate_handle_if_conversion): Same.
  76         (gate_handle_if_after_combine): Same.
  77         (gate_handle_if_after_reload): Same.
  78         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
  79
  80 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
  81
  82         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
  83         line sizes.
  84         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
  85
  86 2008-02-26  Jason Merrill  <jason@redhat.com>
  87
  88         PR c++/35315
  89         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
  90         alone if it's the naming decl for the type's main variant.
  91
  92 2008-02-26  Tom Tromey  <tromey@redhat.com>
  93
  94         * system.h (USE_MAPPED_LOCATION): Poison.
  95         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
  96         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
  97         (make_goto_expr_edges): Likewise.
  98         (remove_bb): Likewise.
  99         (execute_warn_function_return): Likewise.
 100         * basic-block.h (struct edge_def) <goto_locus>: Change type to
 101         location_t.
 102         * c-common.c (fname_decl): Remove old location code.
 103         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
 104         location code.
 105         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
 106         variant.
 107         (ASM_INPUT_SOURCE_LOCATION): Likewise.
 108         (gen_rtx_ASM_INPUT): Likewise.
 109         (gen_rtx_ASM_INPUT_loc): Likewise.
 110         (get_rtx_asm_OPERANDS): Remove.
 111         * cfglayout.c (insn_locators_alloc): Remove old location code.
 112         (set_curr_insn_source_location): Likewise.
 113         (curr_insn_locator): Likewise.
 114         * print-tree.c (print_node): Remove old location code.
 115         * tree-mudflap.c (mf_varname_tree): Remove old location code.
 116         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
 117         * cfgexpand.c (expand_gimple_cond_expr): Don't use
 118         location_from_locus.
 119         (construct_exit_block): Remove old location code.
 120         * emit-rtl.c (force_next_line_note): Remove old location code.
 121         * profile.c (branch_prob): Remove old location code.
 122         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
 123         LOC_LINE): Remove old-location variants.
 124         * langhooks.c (lhd_print_error_function): Remove old location
 125         code.
 126         * configure, config.in: Rebuilt.
 127         * configure.ac (--enable-mapped-location): Remove.
 128         * c-decl.c (c_init_decl_processing): Remove old location code.
 129         (finish_function): Likewise.
 130         * recog.c (decode_asm_operands): Remove old location code.
 131         * c-pch.c (c_common_read_pch): Remove old location code.
 132         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
 133         variants.
 134         * gimple-low.c (lower_function_body): Remove old location code.
 135         * toplev.c (unknown_location): Remove.
 136         (push_srcloc): Remove old-location variant.
 137         (process_options): Remove old location code.
 138         (lang_dependent_init): Likewise.
 139         * input.h (UNKNOWN_LOCATION): Move definition.
 140         (location_t): Undeprecate.
 141         (source_locus): Remove.
 142         (location_from_locus): Remove.
 143         (struct location_s): Remove.
 144         Remove all old-location code.
 145         (input_line, input_filename): Remove.
 146         * final.c (final_scan_insn): Remove old location code.
 147         * diagnostic.c (diagnostic_build_prefix): Remove
 148         USE_MAPPED_LOCATION test.
 149         * tree.h (gimple_stmt) <locus>: Now a location_t.
 150         (tree_exp) <locus>: Likewise.
 151         (DECL_IS_BUILTIN): Remove old-location variant.
 152         (annotate_with_file_line, annotate_with_locus): Likewise.
 153         (expr_locus, set_expr_locus): Update.
 154         * tree.c (build1_stat): Remove old location code.
 155         (last_annotated_node): Remove.
 156         (annotate_with_file_line): Remove old-location variant.
 157         (annotate_with_locus): Likewise.
 158         (expr_location): Remove old location code.
 159         (set_expr_location): Likewise.
 160         (expr_has_location): Likewise.
 161         (expr_locus): Likewise.
 162         (set_expr_locus): Likewise.
 163         (expr_filename): Don't use location_from_locus.
 164         (expr_lineno): Likewise.
 165         * rtl-error.c (location_for_asm): Remove old location code.
 166         * c-lex.c (cb_line_change): Remove old location code.
 167         (fe_file_change): Likewise.
 168         (cb_def_pragma): Likewise.
 169         (c_lex_with_flags): Likewise.
 170         * gengtype.c (do_typedef): Don't special-case location types.
 171         (define_location_structures): Remove.
 172         (main): Don't call define_location_structures.
 173         * tree-pretty-print.c (dump_implicit_edges): Remove old location
 174         code.
 175
 176 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 177
 178         PR 26264
 179         * builtins.def (BUILT_IN_STDARG_START): Remove.
 180         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
 181         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
 182         * tree-inline.c (inline_forbidden_p_1): Likewise.
 183
 184 2008-02-26  Richard Guenther  <rguenther@suse.de>
 185
 186         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 187         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 188         (lookup_decl_from_uid): Declare.
 189         (remove_decl_from_map): Likewise.
 190         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 191         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 192         (decl_for_uid_map): New global hashtable mapping DECL_UID
 193         to the decl tree.
 194         (init_ttree): Allocate it.
 195         (insert_decl_to_uid_decl_map): New helper function.
 196         (make_node_stat): Insert new decls into the map.
 197         (copy_node_stat): Likewise.
 198         (lookup_decl_from_uid): New function.
 199         (remove_decl_from_map): Likewise.
 200         (print_decl_for_uid_map_statistics): New helper.
 201         (dump_tree_statistics): Call it.
 202
 203         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 204         (referenced_var_iterator): Adjust.
 205         (FOR_EACH_REFERENCED_VAR): Adjust.
 206         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 207         (num_referenced_vars): Adjust.
 208         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 209         (first_referenced_var): Remove.
 210         (end_referenced_vars_p): Likewise.
 211         (next_referenced_var): Likewise.
 212         (referenced_var_iterator_set): New helper function.
 213         * tree-dfa.c (referenced_var_lookup): Adjust.
 214         (referenced_var_check_and_insert): Likewise.
 215         (remove_referenced_var): Likewise.
 216         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 217         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 218         (verify_call_clobbering): Likewise.
 219         (verify_memory_partitions): Likewise.
 220         (init_tree_ssa): Allocate bitmap instead of hashtable for
 221         referenced_vars.
 222         (delete_tree_ssa): Adjust.
 223         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 224         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 225         (compute_tag_properties): Likewise.
 226         (set_initial_properties): Likewise.
 227         (find_partition_for): Likewise.
 228         (update_reference_counts): Likewise.
 229         (dump_may_aliases_for): Likewise.
 230         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 231         (add_call_clobber_ops): Likewise.
 232         (add_call_read_ops): Likewise.
 233         (get_asm_expr_operands): Likewise.
 234         * tree-into-ssa.c (dump_decl_set): Likewise.
 235         (update_ssa): Likewise.
 236         * tree-sra.c (scan_function): Likewise.
 237         (decide_instantiations): Likewise.
 238         (scalarize_parms): Likewise.
 239         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 240         (dsa_named_for): Likewise.
 241         * tree-ssa-structalias.c (update_alias_info): Likewise.
 242         (merge_smts_into): Likewise.
 243
 244 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 245
 246         PR 34351
 247         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
 248         * c-opts.c (c_common_handle_option): Wall enables
 249         Wvolatile-register-var.
 250         * common.opt: Move Wvolatile-register-var to...
 251         * c.opt: ...here.
 252
 253 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 254
 255         * common.opt (Wlarger-than=): New.
 256         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
 257         -Wlarger-than=.
 258         * opts.c (common_handle_option): Handle -Wlarger-than=.
 259         * optc-gen.awk: Likewise.
 260         * opth-gen.awk: Likewise.
 261         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
 262         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 263
 264 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
 265
 266         * c-common.c (match_case_to_enum_1): Add appropriate
 267         OPT_W* parameter to warning.
 268         (c_do_switch_warnings): Likewise.
 269         * c-typeck.c (warning_init): Add one more parameter following
 270         'warning' function.
 271         (push_init_level): Update call to warning_init.
 272         (pop_init_level): Likewise.
 273         (add_pending_init): Likewise.
 274         (output_init_element: Likewise.
 275
 276 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 277
 278         PR 28322
 279         * toplev.c (toplev_main): If there are warnings or error, print
 280         errors for ignored options.
 281         * opts.c (ignored_options): New static variable.
 282         (postpone_unknown_option_error): New.
 283         (print_ignored_options): New.
 284         (handle_option): Postpone errors for unknown -Wno-* options.
 285         * opts.h (print_ignored_options): Declare.
 286
 287 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
 288
 289         * config/mips/mips.md (loadgp_blockage, blockage): Change type
 290         to "ghost".
 291
 292 2008-02-25  Richard Guenther  <rguenther@suse.de>
 293
 294         Revert:
 295         2008-02-25  Richard Guenther  <rguenther@suse.de>
 296
 297         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 298         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 299         (lookup_decl_from_uid): Declare.
 300         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 301         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 302         (decl_for_uid_map): New global hashtable mapping DECL_UID
 303         to the decl tree.
 304         (init_ttree): Allocate it.
 305         (insert_decl_to_uid_decl_map): New helper function.
 306         (make_node_stat): Insert new decls into the map.
 307         (copy_node_stat): Likewise.
 308         (lookup_decl_from_uid): New function.
 309         (print_decl_for_uid_map_statistics): New helper.
 310         (dump_tree_statistics): Call it.
 311
 312         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 313         (referenced_var_iterator): Adjust.
 314         (FOR_EACH_REFERENCED_VAR): Adjust.
 315         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 316         (num_referenced_vars): Adjust.
 317         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 318         (first_referenced_var): Remove.
 319         (end_referenced_vars_p): Likewise.
 320         (next_referenced_var): Likewise.
 321         (referenced_var_iterator_set): New helper function.
 322         * tree-dfa.c (referenced_var_lookup): Adjust.
 323         (referenced_var_check_and_insert): Likewise.
 324         (remove_referenced_var): Likewise.
 325         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 326         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 327         (verify_call_clobbering): Likewise.
 328         (verify_memory_partitions): Likewise.
 329         (init_tree_ssa): Allocate bitmap instead of hashtable for
 330         referenced_vars.
 331         (delete_tree_ssa): Adjust.
 332         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 333         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 334         (compute_tag_properties): Likewise.
 335         (set_initial_properties): Likewise.
 336         (find_partition_for): Likewise.
 337         (update_reference_counts): Likewise.
 338         (dump_may_aliases_for): Likewise.
 339         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 340         (add_call_clobber_ops): Likewise.
 341         (add_call_read_ops): Likewise.
 342         (get_asm_expr_operands): Likewise.
 343         * tree-into-ssa.c (dump_decl_set): Likewise.
 344         (update_ssa): Likewise.
 345         * tree-sra.c (scan_function): Likewise.
 346         (decide_instantiations): Likewise.
 347         (scalarize_parms): Likewise.
 348         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 349         (dsa_named_for): Likewise.
 350         * tree-ssa-structalias.c (update_alias_info): Likewise.
 351         (merge_smts_into): Likewise.
 352
 353 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 354
 355         PR fortran/29549
 356         * doc/invoke.texi (-fcx-limited-range): Document new option.
 357         * toplev.c (process_options): Handle -fcx-fortran-rules.
 358         * common.opt: Add documentation for -fcx-fortran-rules.
 359
 360 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 361
 362         PR c/35162
 363         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
 364         actual behaviour and C99.
 365
 366 2008-02-26  Ben Elliston  <bje@au.ibm.com>
 367
 368         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
 369         (ASM_CPU_POWER6_SPEC): Likewise.
 370         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
 371         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
 372         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
 373
 374 2008-02-25  Richard Guenther  <rguenther@suse.de>
 375
 376         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 377         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 378         (lookup_decl_from_uid): Declare.
 379         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 380         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 381         (decl_for_uid_map): New global hashtable mapping DECL_UID
 382         to the decl tree.
 383         (init_ttree): Allocate it.
 384         (insert_decl_to_uid_decl_map): New helper function.
 385         (make_node_stat): Insert new decls into the map.
 386         (copy_node_stat): Likewise.
 387         (lookup_decl_from_uid): New function.
 388         (print_decl_for_uid_map_statistics): New helper.
 389         (dump_tree_statistics): Call it.
 390
 391         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 392         (referenced_var_iterator): Adjust.
 393         (FOR_EACH_REFERENCED_VAR): Adjust.
 394         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 395         (num_referenced_vars): Adjust.
 396         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 397         (first_referenced_var): Remove.
 398         (end_referenced_vars_p): Likewise.
 399         (next_referenced_var): Likewise.
 400         (referenced_var_iterator_set): New helper function.
 401         * tree-dfa.c (referenced_var_lookup): Adjust.
 402         (referenced_var_check_and_insert): Likewise.
 403         (remove_referenced_var): Likewise.
 404         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 405         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 406         (verify_call_clobbering): Likewise.
 407         (verify_memory_partitions): Likewise.
 408         (init_tree_ssa): Allocate bitmap instead of hashtable for
 409         referenced_vars.
 410         (delete_tree_ssa): Adjust.
 411         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 412         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 413         (compute_tag_properties): Likewise.
 414         (set_initial_properties): Likewise.
 415         (find_partition_for): Likewise.
 416         (update_reference_counts): Likewise.
 417         (dump_may_aliases_for): Likewise.
 418         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 419         (add_call_clobber_ops): Likewise.
 420         (add_call_read_ops): Likewise.
 421         (get_asm_expr_operands): Likewise.
 422         * tree-into-ssa.c (dump_decl_set): Likewise.
 423         (update_ssa): Likewise.
 424         * tree-sra.c (scan_function): Likewise.
 425         (decide_instantiations): Likewise.
 426         (scalarize_parms): Likewise.
 427         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 428         (dsa_named_for): Likewise.
 429         * tree-ssa-structalias.c (update_alias_info): Likewise.
 430         (merge_smts_into): Likewise.
 431
 432 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
 433
 434         PR target/35258
 435         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
 436         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
 437         * alias.h (nonoverlapping_memrefs_p): Likewise.
 438
 439 2008-02-25  Jan Beulich  <jbeulich@novell.com>
 440
 441         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
 442         $(T).
 443         * config/i386/netware-libgcc.exp: Add __bswap?i2,
 444         __emultls_get_address, __emultls_register_common,
 445         __floatundi?f, and _Unwind_GetIPInfo.
 446         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
 447         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
 448         (gen_regparm_prefix): Likewise.
 449         (i386_nlm_encode_section_info): Sync with
 450         config/i386/winnt.c:i386_pe_encode_section_info().
 451         (i386_nlm_maybe_mangle_decl_assembler_name): New.
 452         i386_nlm_mangle_decl_assembler_name): New.
 453         (netware_override_options): New.
 454         * config/i386/netware.h (netware_override_options): Declare.
 455         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
 456         (i386_nlm_mangle_decl_assembler_name): Declare.
 457         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
 458
 459 2008-02-25  Ben Elliston  <bje@au.ibm.com>
 460
 461         PR other/32948
 462         * c-decl.c (grokdeclarator): Remove unused local variables
 463         `typedef_type' and `type_as_written'.
 464         * bb-reorder.c
 465         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
 466         unused local variable `has_hot_blocks'.
 467         (fix_crossing_conditional_branches): Remove unused local variable
 468         `prev_bb'.
 469
 470 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
 471
 472         PR middle-end/19984
 473         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
 474         using DEF_C99_BUILTIN.
 475         (BUILT_IN_NANF): Ditto.
 476         (BUILT_IN_NANL): Ditto.
 477
 478 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
 479             Revital Eres  <eres@il.ibm.com>
 480
 481         * modulo-sched.c (calculate_must_precede_follow): Address TODO
 482         regarding the order of two dependent insns in the same row.
 483
 484 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
 485
 486         * stor-layout.c (layout_decl): Do not bump the alignment of a
 487         bit-field to more than byte alignment if it is packed.
 488
 489 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
 490
 491         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
 492         e300c2 and e300c3.
 493
 494 2008-02-24  Diego Novillo  <dnovillo@google.com>
 495
 496         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
 497
 498         PR 33738
 499         * tree-vrp.c (vrp_evaluate_conditional): With
 500         -Wtype-limits, emit a warning when comparing against a
 501         constant outside the natural range of OP0's type.
 502         * c.opt (Wtype-limits): Move ...
 503         * common.opt (Wtype-limits): ... here.
 504
 505 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
 506
 507         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
 508         * config/rs6000/e300c2c3.md: New file.
 509         * config/rs6000/rs6000.c (processor_costs): Add new costs for
 510         e300c2 and e300c3.
 511         (rs6000_override_options): Add e300c2 and e300c3 cases to
 512         processor_target_table. Do not allow usage of Altivec or Spe
 513         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
 514         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
 515         * config/rs6000/rs6000.h (processor_type): Add
 516         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
 517         (ASM_CPU_SPEC): Add e300c2 and e300c3.
 518         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
 519         and ppce300c3. Include e300c2c3.md.
 520
 521 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
 522
 523         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
 524         instead of TARGET_STRICT_ALIGN.
 525
 526 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
 527
 528         * explow.c (memory_address): Assert that the generated address is
 529         valid.
 530
 531 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 532
 533         PR target/25477
 534         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
 535         * config/darwin-ppc-ldouble-patch.def: New file.
 536         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
 537         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
 538         SUBTARGET_INIT_BUILTINS if defined.
 539         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
 540         New functions.
 541
 542 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 543
 544         PR rtl-opt/33512
 545         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
 546         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
 547
 548 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 549
 550         PR pch/35027
 551         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
 552         file" warning condtional on -Winvalid-PCH.
 553
 554 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
 555
 556         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
 557
 558 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
 559
 560         PR target/22076
 561         PR target/34256
 562         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
 563         prevent reload from using MMX registers.
 564         (*mov<mode>_internal): Ditto.
 565         (*movv2sf_internal_rex64): Ditto.
 566         (*movv2sf_internal): Ditto.
 567
 568 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 569
 570         PR documentation/31569
 571         * doc/install.texi2html: Use makeinfo --no-number-sections.
 572
 573 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 574
 575         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
 576         ensure that we can address an entire entity > 8 bytes.  Don't
 577         generate reg+reg addressing for such data.
 578
 579 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 580
 581         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
 582         strings when optimizing for size, unless the target cares about
 583         alignment.
 584
 585 2008-02-22  Tom Tromey  <tromey@redhat.com>
 586
 587         * regclass.c (current_pass): Remove declaration.
 588
 589 2008-02-22  Anatoly Sokolov <aesok@post.ru>
 590
 591         * config/avr/libgcc.S (__RAMPZ__): Define.
 592         (__do_copy_data): Add for devices with 128KB code memory.
 593
 594 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 595
 596         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 597         Use spe_abi.
 598         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
 599
 600 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
 601
 602         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
 603         GENNONACR_REGS.
 604
 605 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 606
 607         PR c/19999
 608         * c-typeck.c (build_binary_op): Warn about floating point
 609         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
 610
 611 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
 612
 613         PR target/34526
 614         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
 615         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
 616         add vrsave.
 617         (rs6000_override_options): Set altivec_abi as default, not override,
 618         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
 619         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
 620         is used; use new member spe_abi.
 621         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
 622         spe_abi and altivec_abi.
 623
 624 2008-02-22  Tomas Bily  <tbily@suse.cz>
 625
 626         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
 627
 628 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 629
 630         PR bootstrap/35273
 631         * config.build (build_file_translate): Set to `CMD //c' only if
 632         it works.
 633         * Makefile.in (build_file_translate): Improve comment.
 634
 635 2008-02-21  Jan Hubicka  <jh@suse.cz>
 636
 637         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
 638         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
 639         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
 640
 641 2008-02-21  Michael Matz  <matz@suse.de>
 642
 643         PR target/35264
 644         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
 645
 646 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
 647
 648         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
 649         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
 650         as insn constraint.
 651         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
 652         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
 653         SSE_VEC_FLOAT_MODE_P as insn constraint.
 654         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
 655         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
 656         sse4a_movntdf using MODEF mode iterator.
 657         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
 658         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
 659         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
 660         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
 661         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
 662         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
 663         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
 664
 665 2008-02-21  Richard Guenther  <rguenther@suse.de>
 666
 667         * tree.def (PAREN_EXPR): New tree code.
 668         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
 669         and PAREN_EXPR.
 670         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
 671         * expr.c (expand_expr_real_1): Likewise.
 672         * tree-inline.c (estimate_num_insns_1): Likewise.
 673         * tree-complex.c (expand_complex_move): Likewise.
 674         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
 675         as plain x.
 676
 677 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 678
 679         PR target/35225
 680         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
 681
 682 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 683
 684         PR target/35190
 685         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
 686
 687         * config/sh/sh.c (find_barrier): Don't go past
 688         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
 689
 690 2008-02-20  DJ Delorie  <dj@redhat.com>
 691
 692         * config/h8300/h8300.md (insv): Force source operand to be a register.
 693
 694         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
 695         as a jump, not as a plain insn.
 696
 697 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
 698
 699         * doc/invoke.texi (Warning Options): Add new option
 700         -Wframe-larger-than=.
 701         (-Wframe-larger-than): Document.
 702
 703         * flags.h (warn_frame_larger_than, frame_larger_than_size):
 704         Add declarations for new option variables.
 705
 706         * final.c (final_start_function): Check the frame size
 707         before emission and issue a Wframe-larger-than warning.
 708
 709         * opts.c (warn_frame_larger_than, frame_larger_than_size):
 710         Add definitions for new option variables.
 711         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
 712
 713         * common.opt (Wframe-larger-than=): New option.
 714
 715 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 716
 717         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
 718         (<sse>_div<mode>3): Ditto.
 719         (<sse>_vmdiv<mode>3): Ditto.
 720         (<sse>_vmsqrt<mode>2): Ditto.
 721         (*smax<mode>3): Ditto.
 722         (sse5_frcz<mode>2): Ditto.
 723         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
 724         as insn constraint.
 725
 726 2008-02-20  Richard Guenther  <rguenther@suse.de>
 727
 728         PR middle-end/35265
 729         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
 730         be happy with INTEGRAL_TYPE_P.
 731
 732 2008-02-20  Richard Guenther  <rguenther@suse.de>
 733
 734         * fold-const.c (split_tree): Associate floatig-point expressions
 735         if flag_associative_math is set.
 736
 737 2008-02-20  Richard Guenther  <rguenther@suse.de>
 738
 739         * tree.h (fold_real_zero_addition_p): Declare.
 740         * fold-const.c (fold_real_zero_addition_p): Export.
 741         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
 742         floating-point operations with zero and one.
 743
 744 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
 745
 746         * doc/install.texi: Correct references to CFLAGS, replacing them
 747         with BOOT_CFLAGS.  Document flags used during bootstrap for
 748         target libraries.
 749
 750 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 751
 752         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
 753         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
 754         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
 755         insn constraint.
 756         (smin<mode>3): Ditto from similar patterns.
 757         (smax<mode>3): Ditto.
 758         (*ieee_smin<mode>3): Ditto.
 759         (*ieee_smax<mode>3): Ditto.
 760         * config/i386/sse.md (sse): New mode attribute.
 761         (mov<mode>): Macroize expander from movv4sf and movv2df using
 762         SSEMODEF2P mode iterator.
 763         (<sse>_movnt<mode>): Ditto from similar patterns. Use
 764         SSE_VEC_FLOAT_MODE_P as insn constraint.
 765         (storent<mode>): Ditto.
 766         (storent<mode>): Macroize expander from storentsf and storentdf using
 767         MODEF mode iterator.
 768         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
 769         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
 770         (abs<mode>2): Ditto from similar patterns.
 771         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
 772         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
 773         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
 774         (<sse>_vmsqrt<mode>2): Ditto.
 775         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
 776         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
 777         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
 778         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
 779         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
 780         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
 781         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
 782         insn constraint.
 783         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
 784         iterator and SSE_FLOAT_MODE_P as insn constraint.
 785         (<sse>_ucomi): Ditto from similar patterns.
 786         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
 787         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
 788         SSE_VEC_FLOAT_MODE_P as insn constraint.
 789         (vcond<mode>): Ditto from similar patterns.
 790         (and<mode>3, *and<mode>3): Ditto.
 791         (<sse>_nand<mode>3): Ditto.
 792         (ior<mode>3, *ior<mode>3): Ditto.
 793         (xor<mode>3, *xor<mode>3): Ditto.
 794         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
 795         iterator and SSE_FLOAT_MODE_P as insn constraint.
 796         (*nand<mode>3): Ditto from similar patterns.
 797         (*ior<mode>3): Ditto.
 798         (*xor<mode>3): Ditto.
 799
 800 2008-02-20  Ira Rosen  <irar@il.ibm.com>
 801
 802         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
 803         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
 804         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
 805
 806 2008-02-19  Jan Hubicka  <jh@suse.cz>
 807
 808         * predict.c (tree_bb_level_predictions): Remove variable next
 809         mistakely introduced by previous commit.
 810
 811 2008-02-19  Jan Hubicka  <jh@suse.cz>
 812
 813         * predict.c (predict_paths_leading_to): Rewrite.
 814         (predict_paths_for_bb): New.
 815         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
 816
 817 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 818
 819         PR bootstrap/35218
 820         * Makefile.in (build_file_translate): New.
 821         (gcc-vers.texi): Use it for translating $(abs_srcdir).
 822         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
 823         * configure.ac (build_file_translate): Substitute it.
 824         * configure: Regenerate.
 825
 826 2008-02-19  Jan Hubicka  <jh@suse.cz>
 827
 828         PR rtl-optimization/34408
 829         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
 830         invalid sharing.
 831
 832 2008-02-19  Jan Hubicka  <jh@suse.cz>
 833
 834         PR middle-end/28779
 835         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
 836         call_expr.
 837
 838 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
 839
 840         PR Ada/35186
 841         * config/i386/i386-modes.def: Revert the last DI alignment
 842         change until Ada people can look into it.
 843
 844 2008-02-19  Nick Clifton  <nickc@redhat.com>
 845
 846         * opts.c (print_specific_help): Fix typo in --help text.
 847
 848 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
 849
 850         PR target/35239
 851         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
 852         32-bit inline asm without asm alternatives for host GCC < 3.0.
 853
 854 2008-02-19  Richard Guenther  <rguenther@suse.de>
 855
 856         PR tree-optimization/34989
 857         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
 858         Allow propagation to INDIRECT_REF if we can simplify only.
 859
 860 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 861
 862         * c-common.c (warn_for_collisions_1): Use appropriate option when
 863         warning.
 864
 865 2008-02-19  Nick Clifton  <nickc@redhat.com>
 866
 867         PR other/31349
 868         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
 869         (handle_options): Fix indentation.
 870         (print_filtered_help): If no language-specific options were
 871         displayed tell the user how to list all the options supported by
 872         the language's front-end.
 873         (print_specific_help): Fix indentation and remove duplicate line.
 874         (common_handle_option): Handle the -v option.
 875         For --help enable the display of undocumented options if the -v
 876         switch has been included on the command line.
 877         For --help= check for overlaps in the arguments between the option
 878         classes and the language names and issue a warning when they
 879         cannot be disambiguated.
 880         * c.opt (v): Pass on to the common option handler.
 881
 882 2008-02-19  Revital Eres  <eres@il.ibm.com>
 883
 884         * modulo-sched.c (sms_schedule): Change dump message when
 885         create_ddg function fails.
 886         (try_scheduling_node_in_cycle): Rename row to cycle.
 887         (print_partial_schedule): Rename CYCLE to ROW.
 888
 889 2008-02-19  Christian Bruel  <christian.bruel@st.com>
 890             Zdenek Dvorak  <ook@ucw.cz>
 891
 892         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
 893
 894 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 895
 896         PR target/33555
 897         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
 898         (*x86_movdicc_0_m1_se): Ditto.
 899
 900 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 901
 902         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
 903         (CMPtype): Define as __gcc_CMPtype.
 904         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
 905         (CMPtype): Define as __gcc_CMPtype.
 906
 907 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
 908
 909         Support valgrind 3.3 for --enable-checking=valgrind.
 910         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
 911         here.
 912         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
 913         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
 914         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
 915         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
 916         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
 917         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
 918         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
 919         respectively.
 920         * ggc-zone.c: Similar.
 921         * ggc-page.c: Similar.
 922
 923 2008-02-19  Paul Brook  <paul@codesourcery.com>
 924
 925         PR target/35071
 926         * config/arm/ieee754-df.S: Fix do_it typo.
 927         * config/arm/ieee754-sf.S: Fix do_it typo.
 928
 929 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 930
 931         PR target/35189
 932         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
 933         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
 934         (OPTION_MASK_ISA_SSE_SET): Likewise.
 935         (OPTION_MASK_ISA_SSE2_SET): Likewise.
 936         (OPTION_MASK_ISA_SSE3_SET): Likewise.
 937         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
 938         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
 939         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
 940         (OPTION_MASK_ISA_SSE4_SET): Likewise.
 941         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
 942         (OPTION_MASK_ISA_SSE5_SET): Likewise.
 943         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
 944         (OPTION_MASK_ISA_MMX_UNSET): Updated.
 945         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
 946         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
 947         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
 948         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
 949         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
 950         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
 951         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
 952         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
 953         (OPTION_MASK_ISA_SSE4): Removed.
 954         (ix86_handle_option): Turn on bits in ix86_isa_flags and
 955         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
 956         -mXXX.
 957         (override_options): Don't turn on implied SSE/MMX bits in
 958         ix86_isa_flags.
 959
 960 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 961
 962         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
 963         32bit host.
 964
 965 2008-02-18  Joey Ye  <joey.ye@intel.com>
 966
 967         PR middle-end/34921
 968         * tree-nested.c (insert_field_into_struct): Set type alignment
 969         to field alignment if the former is less than the latter.
 970
 971 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
 972
 973         * BASE-VER: Set to 4.4.0.
 974
 975 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 976
 977         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
 978         * doc/cfg.texi: Likewise.
 979         * doc/extend.texi: Likewise.
 980         * doc/gty.texi: Likewise.
 981         * doc/invoke.texi: Likewise.
 982         * doc/loop.texi: Likewise.
 983         * doc/md.texi: Likewise.
 984         * doc/passes.texi: Likewise.
 985         * doc/rtl.texi: Likewise.
 986         * doc/sourcebuild.texi: Likewise.
 987         * doc/tm.texi: Likewise.
 988         * doc/tree-ssa.texi: Likewise.
 989
 990 2008-02-17  Richard Guenther  <rguenther@suse.de>
 991
 992         PR middle-end/35227
 993         * tree-complex.c (init_parameter_lattice_values): Handle parameters
 994         without default definition.
 995
 996 2008-02-17  Richard Guenther  <rguenther@suse.de>
 997
 998         PR tree-optimization/35231
 999         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1000         if A | B != 1.
1001
1002 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1003
1004         Revert:
1005
1006         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1007         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1008         libgcc_cmp_return mode.
1009
1010 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1011
1012         PR c/28368
1013         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1014
1015 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1016
1017         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1018         multilibs.
1019
1020 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1021
1022         * doc/c-tree.texi: Use `@.' where appropriate.
1023         * doc/extend.texi: Likewise.
1024         * doc/install.texi: Likewise.
1025         * doc/invoke.texi: Likewise.
1026         * doc/loop.texi: Likewise.
1027         * doc/makefile.texi: Likewise.
1028         * doc/md.texi: Likewise.
1029         * doc/passes.texi: Likewise.
1030         * doc/standards.texi: Likewise.
1031         * doc/tm.texi: Likewise.
1032
1033 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1034
1035         PR middle-end/35196
1036         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1037         in entry_bb.
1038         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1039         rather than in entry_bb.
1040
1041 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1042
1043         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1044         libgcc_cmp_return mode.
1045
1046 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1047
1048         PR middle-end/35130
1049         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1050         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1051
1052 2008-02-15  Richard Guenther  <rguenther@suse.de>
1053             Zdenek Dvorak  <ook@ucw.cz>
1054
1055         PR tree-optimization/35164
1056         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1057         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1058         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1059         Only propagate addresses which do not have abnormal SSA_NAMEs
1060         in their operands.
1061
1062 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1063
1064         PR target/35088
1065         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1066
1067 2008-02-15  Jan Hubicka  <jh@suse.cz>
1068
1069         PR middle-end/35149
1070         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1071
1072 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1073
1074         PR middle-end/34621
1075         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1076         when calculating alignment_pad.
1077
1078 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1079
1080         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1081         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1082         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1083         and STACK_BOUNDARY define.
1084
1085 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1086
1087         PR preprocessor/35061
1088         * c-pragma.c (handle_pragma_pop_macro): Check that
1089         pushed_macro_table has been allocated.
1090
1091 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1092
1093         PR middle-end/35136
1094         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1095         (force_gimple_operand): Likewise.
1096         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1097         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1098         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1099         (find_interesting_uses_address): Check addressability and alignment
1100         of the base expression only after substituting bases of IVs into it.
1101
1102 2008-02-14  Michael Matz  <matz@suse.de>
1103
1104         PR target/34930
1105         * function.c (instantiate_virtual_regs_in_insn): Reload address
1106         before falling back to reloading the whole operand.
1107
1108 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1109
1110         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1111         before the first section switch note.
1112
1113 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1114
1115         * doc/bugreport.texi: Update copyright years.
1116         * doc/c-tree.texi: Likewise.
1117         * doc/cfg.texi: Likewise.
1118         * doc/cpp.texi: Likewise.
1119         * doc/cppinternals.texi: Likewise.
1120         * doc/fragments.texi: Likewise.
1121         * doc/frontends.texi: Likewise.
1122         * doc/gcc.texi: Likewise.
1123         * doc/gty.texi: Likewise.
1124         * doc/hostconfig.texi: Likewise.
1125         * doc/implement-c.texi: Likewise.
1126         * doc/libgcc.texi: Likewise.
1127         * doc/loop.texi: Likewise.
1128         * doc/makefile.texi: Likewise.
1129         * doc/options.texi: Likewise.
1130         * doc/passes.texi: Likewise.
1131         * doc/rtl.texi: Likewise.
1132         * doc/sourcebuild.texi: Likewise.
1133         * doc/standards.texi: Likewise.
1134         * doc/tree-ssa.texi: Likewise.
1135         * doc/trouble.texi: Likewise.
1136
1137         * doc/extend.texi: Use @: or add comma where appropriate.
1138         * doc/invoke.texi: Likewise.
1139         * doc/tm.texi: Likewise.
1140
1141 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1142
1143         PR target/34393
1144         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1145         to a reg.
1146
1147 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1148
1149         * doc/md.texi (clz, ctz): Add reference.
1150         * doc/rtl.texi (clz, ctz): Likewise.
1151
1152 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1153
1154         PR other/35148
1155         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1156         srcdir.
1157
1158 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1159
1160         * config/s390/s390.c (struct constant_pool): New field
1161         emit_pool_after added.
1162         (s390_mainpool_start): Set the emit_pool_after flag according
1163         to the section switch notes.
1164         (s390_mainpool_finish): Consider emit_pool_after when emitting
1165         the literal pool at the end of the function.
1166         (s390_chunkify_start): Force literal pool splits at section
1167         switch notes.
1168
1169 2008-02-13  Michael Matz  <matz@suse.de>
1170
1171         PR debug/35065
1172         * var-tracking.c (clobber_variable_part): Correctly traverse the
1173         list.
1174
1175 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1176
1177         PR 29673
1178         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1179         Add -fdump-ipa-inline.
1180         * tree-dump.c (dump_files): Remove tree-inlined dump.
1181         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1182
1183 2008-02-12  Richard Guenther  <rguenther@suse.de>
1184
1185         PR tree-optimization/35171
1186         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1187         default defs.
1188
1189 2008-02-12  Richard Guenther  <rguenther@suse.de>
1190
1191         PR middle-end/35163
1192         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1193         value-preserving mode.  Disallow final truncation.
1194
1195 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1196
1197         PR middle-end/35136
1198         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1199         code from here to...
1200         (force_gimple_operand): ...here.
1201
1202 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
1203
1204         PR c++/35144
1205         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1206         non-compatible pointers.
1207         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1208         different FIELD_DECLs, try harder by comparing field offsets, sizes
1209         and types.
1210
1211         PR inline-asm/35160
1212         * function.c (match_asm_constraints_1): Don't replace the same input
1213         multiple times.
1214
1215 2008-02-12  Anatoly Sokolov <aesok@post.ru>
1216
1217         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1218         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1219         (expand_epilogue): Restore RAMPZ register.
1220         * config/avr/avr.md (RAMPZ_ADDR): New constant.
1221
1222 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
1223
1224         * config/i386/cygwin.asm: (__alloca): Correct calling
1225         convention and alignment.
1226         (__chkstk): Force 8 byte stack alignment.
1227
1228 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
1229             Richard Guenther  <rguenther@suse.de>
1230
1231         PR tree-optimization/33992
1232         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1233         the zero we compare against.
1234
1235 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1236
1237         PR libfortran/35063
1238         * gthr-win32.h (__gthread_mutex_destroy_function): New function
1239         to CloseHandle after unlocking to prevent accumulation of handle
1240         count.
1241
1242 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1243
1244         PR middle_end/34150
1245         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1246         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
1247         and update LABEL_NUSES during and after reload.
1248
1249 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
1250
1251         PR middle-end/34627
1252         * combine.c (simplify_if_then_else): Make sure the comparison is
1253         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1254
1255 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
1256
1257         PR bootstrap/35051
1258         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1259         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1260         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1261         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1262         * tree.h (get_type_static_bounds): Likewise.
1263
1264 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1265
1266         * doc/invoke.texi (Option Summary, C++ Dialect Options)
1267         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1268         Make -Wfoo language annotations match what the compiler outputs.
1269
1270 2008-02-08  Sa Liu  <saliu@de.ibm.com>
1271
1272         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1273         intrinsics spu_convts, spu_convtu, spu_convtf.
1274         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1275
1276 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
1277
1278         * doc/extend.texi (Function Attributes) <noinline>: Mention
1279         asm ("") as method to keep calls.
1280
1281 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1282
1283         PR other/32754
1284         * doc/options.texi (Options): Replace references to opts.sh with
1285         optc-gen.awk.
1286         * opts-common.c: Likewise.
1287         * optc-gen.awk: Likewise.
1288
1289 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1290
1291         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1292
1293 2008-02-07  Richard Henderson  <rth@redhat.com>
1294
1295         PR rtl-opt/33410
1296         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1297         EXPR_LIST for the REG_EQUAL instead of a comparison with a
1298         funny mode.
1299
1300 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
1301
1302         PR tree-optimization/35085
1303         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1304         for operand entry oe2 in addition to operand entry oe3 in order to
1305         expose more opportunities for vectorizer sum reduction.
1306
1307 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1308
1309         PR other/35107
1310         * Makefile.in (LIBS): Remove $(GMPLIBS).
1311         (cc1-dummy, cc1): Add $(GMPLIBS).
1312
1313 2008-02-06  Jan Hubicka  <jh@suse.cz>
1314
1315         PR target/23322
1316         * i386.md (moddf_integer): Do not produce partial memory stalls for
1317         targets where it hurts.
1318
1319 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
1320
1321         PR target/35083
1322         * optabs.c (expand_float): Do not check for decimal modes when
1323         expanding unsigned integer through signed conversion.
1324
1325 2008-02-06  Nick Clifton  <nickc@redhat.com>
1326
1327         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1328         inside the clobber with a match_operand and duplicated operand
1329         number in the constraint.
1330         (ineqbranchsi): Delete redundant comment.
1331
1332 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
1333
1334         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1335         builtin_define ("__USE_INIT_FINI__").
1336         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1337         -msx multilibs.
1338         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1339
1340 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1341
1342         PR documentation/30330
1343         * doc/invoke.texi (C++ Dialect Options)
1344         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1345         For each warning option -Wfoo that allows -Wno-foo, ensure both
1346         -Wfoo and -Wno-foo are listed in the option index.  Fix index
1347         entry of -Wswitch-default, index -Wnormalized= including the
1348         `=', and -Wlarger-than-@var{len} including @var{len}.
1349
1350 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1351
1352         * config/i386/i386.md (floatunssisf2): Use
1353         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1354         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1355         Macroize expander using MODEF mode iterator.
1356
1357 2008-02-05  Diego Novillo  <dnovillo@google.com>
1358
1359         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1360
1361         PR 33738
1362         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1363
1364 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1365
1366         PR other/35070
1367         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1368
1369 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
1370
1371         PR target/35084
1372         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1373         to indicate if a message should be generated.
1374         (init_cumulative_args): Updated.
1375         (function_value_32): Likewise.
1376
1377 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
1378
1379         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1380
1381 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1382
1383         PR target/35083
1384         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1385         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1386
1387 2008-02-04  Diego Novillo  <dnovillo@google.com>
1388
1389         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1390
1391         PR 33738
1392         * tree-vrp.c (vrp_evaluate_conditional): With
1393         -Wtype-limits, emit a warning when comparing against a
1394         constant outside the natural range of OP0's type.
1395
1396 2008-02-04  Richard Guenther  <rguenther@suse.de>
1397
1398         PR middle-end/33631
1399         * expr.c (count_type_elements): Give for unions instead of
1400         guessing.
1401
1402 2008-02-04  Richard Guenther  <rguenther@suse.de>
1403
1404         PR middle-end/35043
1405         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1406         to TYPE_DOMAINs base type instead of using bitsizetype here.
1407
1408 2008-02-03  Jason Merrill  <jason@redhat.com>
1409
1410         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1411
1412 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1413
1414         PR other/29972
1415         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1416         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1417         (RS/6000 and PowerPC Options): Fix typos and markup.
1418         * doc/passes.texi (Tree-SSA passes): Likewise.
1419
1420 2008-02-02  Michael Matz  <matz@suse.de>
1421
1422         PR target/35045
1423         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1424         from record_last_reg_set_info.
1425         (record_last_reg_set_info): Take an RTX argument, iterate over all
1426         constituent hardregs.
1427         (record_last_set_info, record_opr_changes): Change calls to
1428         new signature or to record_last_reg_set_info_regno.
1429
1430 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1431
1432         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1433
1434 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
1435
1436         PR rtl-optimization/34773
1437         * reg-notes.def (EQUAL): Mention significance of combination of
1438         REG_EQUAL and REG_RETVAL.
1439         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1440         insn that has a REG_RETVAL.
1441
1442 2008-02-01  Roger Sayle  <roger@eyesopen.com>
1443
1444         PR bootstrap/33781
1445         * configure.ac (--enable-fixed-point): Disable unless explicitly
1446         requested on IRIX.
1447         * configure: Regenerate.
1448
1449 2008-02-01  Richard Guenther  <rguenther@suse.de>
1450
1451         PR other/35042
1452         * invoke.texi (-finline-limit): Remove no longer true parts
1453         of the documentation.  Note that there is no default value.
1454
1455 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
1456             Mark Mitchell  <mark@codesourcery.com>
1457             Ben Elliston  <bje@au.ibm.com>
1458
1459         PR c/29326
1460         * doc/extend.texi (Other Builtins): Document.
1461
1462 2008-01-31  Tom Browder <tom.browder@gmail.com>
1463
1464         * doc/c-tree.texi (Types): Fix grammar.
1465         (Expression trees): Ditto.
1466         * doc/passes.texi (Tree-SSA passes): Ditto.
1467
1468         * doc/configterms.texi (Configure Terms): Fix typo.
1469         * doc/cpp.texi (Common Predefined Macros): Ditto.
1470         * doc/md.texi (Machine Constraints): Ditto.
1471
1472         * doc/makefile.texi (Makefile): Add comma.
1473
1474 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1475             Gerald Pfeifer  <gerald@pfeifer.com>
1476
1477         * doc/sourcebuild.texi (Front End): Remove references to CVS
1478         and CVSROOT/modules.
1479         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1480         (Back End): Remove reference to CVS.
1481
1482 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1483
1484         PR target/34900
1485         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1486         comment from...
1487         (mips16_gp_pseudo_reg): ...here.
1488         * config/mips/mips.md (load_const_gp): Replace with...
1489         (load_const_gp_<mode>): ...this :P-based insn.
1490
1491 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1492
1493         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1494         options. Minor fixes.
1495         (-std): Move reference to standards closer to where language
1496         standards are first mentioned.
1497
1498 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1499
1500         PR rtl-optimization/34995
1501         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1502         parameter and return a bool.  If the rtx parameter is nonnull,
1503         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1504         (find_reloads): Update call accordingly.  Pass the new operand
1505         if it needed no address reloads, otherwise pass null.
1506
1507 2008-01-30  Richard Henderson  <rth@redhat.com>
1508
1509         PR c/34993
1510         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1511         for unbounded arrays.
1512
1513 2008-01-30  Silvius Rus  <rus@google.com>
1514
1515         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1516
1517 2008-01-30  Jan Hubicka  <jh@suse.cz>
1518
1519         PR target/34982
1520         * i386.c (init_cumulative_args): Use real function declaration when
1521         calling locally.
1522
1523 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1524
1525         PR rtl-optimization/34998
1526         * global.c (build_insn_chain): Treat non-subreg_lowpart
1527         SUBREGs of pseudos as clobbering all the words covered by the
1528         SUBREG, not just all the bytes.
1529         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1530         original df_ref rather than an extract parameter.
1531         (global_conflicts): Update call accordingly.
1532
1533 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1534
1535         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1536         the overflow check to make it easier to read.
1537         (__fixtfdi): Change the type of the ll member in union
1538         long_double to UDItype_x.
1539
1540 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1541
1542         PR middle-end/34969
1543         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1544         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1545         * tree-inline.c (fold_marked_statements): Call
1546         cgraph_update_edges_for_call_stmt if folding a call statement.
1547         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1548         debug_generic_stmt calls, reset it back afterwards.
1549
1550         PR c/35017
1551         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1552         static decls.
1553         * c-typeck.c (build_external_ref): Don't pedwarn about
1554         static vars in current function's scope.
1555
1556 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
1557
1558         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1559
1560 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
1561
1562         PR c/35002
1563         * ipa-struct-reorg.c: Fix spelling.
1564         * params.def: Ditto.
1565
1566 2008-01-29  Richard Guenther  <rguenther@suse.de>
1567
1568         PR middle-end/35006
1569         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1570         field.
1571         * tree-inline.c (remap_type): Increment remapping_type_depth
1572         around remapping types.
1573         (copy_body_r): Only add referenced variables if they are referenced
1574         from code, not types.
1575
1576 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
1577
1578         PR c++/34055
1579         PR c++/34103
1580         PR c++/34219
1581         PR c++/34606
1582         PR c++/34753
1583         PR c++/34754
1584         PR c++/34755
1585         PR c++/34919
1586         PR c++/34961
1587         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1588         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1589
1590 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
1591
1592         PR target/34412
1593         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1594         pointer for tiny stack.
1595
1596 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1597
1598         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1599
1600 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1601
1602         * config/vx-common.h: Fix typo in comment.
1603
1604 2008-01-28  Ian Lance Taylor  <iant@google.com>
1605
1606         PR c++/34862
1607         PR c++/33407
1608         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1609         coalesce pointers if they have different DECL_NO_TBAA_P values.
1610         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1611         between variables with different DECL_NO_TBAA_P values.
1612
1613 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
1614
1615         PR 31535
1616         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1617         are not legitimate small data references on SPE targets.
1618
1619 2008-01-28  David Daney  <ddaney@avtrex.com>
1620
1621         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1622
1623 2008-01-28  David Daney  <ddaney@avtrex.com>
1624
1625         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
1626
1627 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
1628
1629         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1630         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1631         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1632         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1633         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1634         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1635         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1636         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1637
1638 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1639
1640         * basic-block.h (condjump_equiv_p): Fix comment.
1641
1642 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1643
1644         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1645         print_generic_stmt_indented): Fix comment.
1646
1647 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1648
1649         * configure.ac (__stack_chk_fail): Add detecion for availability
1650         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1651         * configure: Regenerate.
1652
1653 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
1654
1655         PR middle-end/34688
1656         * final.c (output_addr_const): Handle TRUNCATE.
1657
1658 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
1659
1660         PR target/34711
1661         * tree-ssa-loop-ivopts.c (comp_cost): New type.
1662         (zero_cost, infinite_cost): New constants.
1663         (struct cost_pair): Change type of cost to comp_cost.
1664         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1665         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1666         New functions.
1667         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1668         split_address_cost, ptr_difference_cost, difference_cost,
1669         get_computation_cost_at, get_computation_cost,
1670         determine_use_iv_cost_generic, determine_use_iv_cost_address,
1671         determine_use_iv_cost_condition, determine_use_iv_costs,
1672         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1673         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1674         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1675         Change type of cost to comp_cost.
1676         (determine_iv_cost): Increase cost of non-original ivs, instead
1677         of decreasing the cost of original ones.
1678         (get_address_cost): Indicate the complexity of the addressing mode
1679         in comp_cost.
1680         (try_add_cand_for): Prefer using ivs not specific to some object.
1681         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1682
1683 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
1684             Janis Johnson  <janis187@us.ibm.com>
1685
1686         PR target/34814
1687         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1688         (TARGET_INSTANTIATE_DECLS): Likewise.
1689         * target.h (expand_to_rtl_hook): New target hook.
1690         (instantiate_decls): Likewise.
1691         * function.c (instantiate_decl): Make non-static.  Rename to...
1692         (instantiate_decl_rtl): ... this.
1693         (instantiate_expr): Use instantiate_decl_rtl.
1694         (instantiate_decls_1): Likewise.
1695         (instantiate_decls): Likewise.
1696         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1697         * function.h (instantiate_decl_rtl): Add prototype.
1698         * cfgexpand.c (target.h): New include.
1699         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1700         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1701         (TARGET_INSTANTIATE_DECLS): Likewise.
1702         (TARGET_INITIALIZER): New target hooks added.
1703         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1704         New prototype.
1705         * config/rs6000/rs6000.c (tree-flow.h): New include.
1706         (machine_function): Add sdmode_stack_slot field.
1707         (rs6000_alloc_sdmode_stack_slot): New function.
1708         (rs6000_instantiate_decls): Likewise.
1709         (rs6000_secondary_memory_needed_rtx): Likewise.
1710         (rs6000_check_sdmode): Likewise.
1711         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1712         (TARGET_INSTANTIATE_DECLS): Likewise.
1713         (rs6000_hard_regno_mode_ok): Allow SDmode.
1714         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
1715         (rs6000_emit_move): Handle SDmode.
1716         (function_arg_advance): Likewise.
1717         (function_arg): Likewise.
1718         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
1719         SDmode var args for 32-bit compiles.
1720         (rs6000_secondary_reload_class): Handle SDmode.
1721         (rs6000_output_function_epilogue): Likewise.
1722         (rs6000_function_value): Simplify if statement.
1723         (rs6000_libcall_value): Likewise.
1724         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1725         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1726         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1727         (movsd_hardfloat): New define_insn.
1728         (movsd_softfloat): Likewise.
1729         (movsd_store): Likewise.
1730         (movsd_load): Likewise.
1731         (extendsddd2): Likewise.
1732         (extendsdtd2): Likewise.
1733         (truncddsd2): Likewise.
1734         (movdd_hardfloat64): Fixup comment.
1735         (UNSPEC_MOVSD_LOAD): New constant.
1736         (UNSPEC_MOVSD_STORE): Likewise.
1737
1738 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
1739
1740         PR c++/34965
1741         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1742         TRUTH_XOR_EXPR.
1743         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1744         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1745         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1746         and TRUTH_XOR_EXPR.
1747
1748 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
1749
1750         PR target/34794
1751         * config.gcc: Separate AIX 5.3 from AIX 6.1.
1752         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1753         __LONGDOUBLE128 too.
1754         * config/rs6000/aix61.h: New file.
1755
1756 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1757
1758         PR rtl-optimization/34959
1759         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1760         popcount and parity rtxes the same mode as their operand.
1761         Truncate or extend the result to the return value's mode
1762         if necessary.
1763
1764 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1765
1766         PR target/34981
1767         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1768         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1769         to GOT_VERSION_REGNUM.
1770         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1771         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1772         * config/mips/mips.c (mips_emit_call_insn): New function.
1773         (mips_call_tls_get_addr): Call mips_expand_call directly.
1774         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1775         emit_call_insn.
1776         (mips16_build_call_stub): Likewise.  Return the call insn or null.
1777         (mips_expand_call): Update the call to mips16_build_call_stub
1778         accordingly and a remove redundant condition.  Assert that MIPS16
1779         stubs do not use lazy binding.  Use mips_emit_call_insn and return
1780         the call insn.
1781         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1782         TARGET_USE_GOT.
1783         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1784         (mips_avoid_hazard): Remove hazard_set handling.
1785         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1786         (UNSPEC_RESTORE_GP): ...this.
1787         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1788         (FAKE_CALL_REGNO): Rename to...
1789         (GOT_VERSION_REGNUM): ...this.
1790         (type): Add "ghost" value.  Add an associated insn reservation.
1791         (hazard_set): Remove.
1792         (exception_receiver): Rename to...
1793         (restore_gp): ...this and update the unspec identifier accordingly.
1794         (exception_receiver, nonlocal_got_receiver): New expanders.
1795         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
1796         FAKE_CALL_REGNO.  Remove hazard_set attribute.
1797         (set_got_version, update_got_version): New patterns.
1798
1799 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
1800
1801         PR target/34970
1802         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1803
1804 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1805
1806         PR other/31955
1807         * doc/install.texi2html: Generate gcc-vers.texi.
1808
1809 2008-01-25  DJ Delorie  <dj@redhat.com>
1810
1811         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1812
1813 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1814
1815         * config/c4x: Remove directory.
1816         * config.gcc (crx-*, mt-*): Mark obsolete.
1817         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1818         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1819         sh-*-rtemscoff*): Remove cases.
1820         * defaults.h (C4X_FLOAT_FORMAT): Remove.
1821         * real.c (encode_c4x_single, decode_c4x_single,
1822         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1823         c4x_extended_format): Remove.
1824         * real.h (c4x_single_format, c4x_extended_format): Remove.
1825         * doc/extend.texi (interrupt, naked): Remove mention of attributes
1826         on C4x.
1827         (Pragmas): Remove comment about c4x pragmas.
1828         * doc/install.texi (c4x): Remove target-specific instructions.
1829         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1830         * doc/md.texi (Machine Constraints): Remove C4x documentation.
1831         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1832         refer to C4x source files as examples.
1833         (C4X_FLOAT_FORMAT): Remove documentation.
1834
1835 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
1836
1837         * config/bfin/bfin.c (override_options): Reorder tests so that
1838         flag_pic gets enabled for -msep-data.
1839
1840 2008-01-25  Richard Guenther  <rguenther@suse.de>
1841
1842         PR middle-end/32244
1843         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1844         to its bitfield precision if required.
1845
1846 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1847
1848         PR middle-end/33880
1849         * tree-nested.c (walk_omp_for): New function.
1850         (convert_nonlocal_reference, convert_local_reference): Call
1851         walk_omp_for on OMP_FOR.
1852         (convert_call_expr): Call walk_body on OMP_FOR's
1853         OMP_FOR_PRE_INIT_BODY.
1854
1855 2008-01-25  Richard Guenther  <rguenther@suse.de>
1856
1857         PR tree-optimization/34966
1858         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1859         default defs and PHI_NODEs we have to insert after the
1860         defining statement.
1861
1862 2008-01-24  Nick Clifton  <nickc@redhat.com>
1863
1864         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1865         Provide a default definition.
1866         (LIBGCC2_UNITS_PER_WORD): Likewise.
1867
1868         * config/stormy16/stormy16.c: Include df.h for the prototype
1869         for df_regs_ever_live_p.
1870         (xstormy16_expand_builtin_va_start): Convert the stack offset
1871         into a component_ref and then use POINTER_PLUS_EXPR to add it
1872         to the incoming_virtual_args_rtx.
1873         (xstormy16_gimplify_va_arg_expr): Rename to
1874         xstormy16_gimplify_va_arg_expr.
1875         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1876         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1877         xstormy16_gimplify_va_arg_expr.
1878         Fix up some formatting issues.
1879
1880         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1881         Move to predicates.md.
1882         (xs_hi_general_operand): Likewise.
1883         (xs_hi_nonmemory_operand): Likewise.
1884         * config/stormy16/predicates.md:
1885         (xstormy16_carry_plus_operand): New predicate.
1886         (xs_hi_general_operand): New predicate.
1887         (xs_hi_nonmemory_operand): New predicate.
1888         * config/stormy16/stormy16-protos.h:
1889         (xstormy16_carry_plus_operand): Delete prototype.
1890         (xs_hi_general_operand): Likewise.
1891         (xs_hi_nonmemory_operand): Likewise.
1892
1893         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1894         modifiers as they are no longer needed and they can trigger
1895         reload spill failures.
1896
1897         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1898         with a match_operand in order to help reload.
1899
1900         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1901         constraint with 'e' for the 8th alternative as this version of
1902         the mov.w instruction only accepts the lower 8 registers.
1903
1904 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
1905
1906         PR target/34856
1907         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1908         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1909         vector elements.
1910
1911 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1912
1913         PR middle-end/33333
1914         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1915
1916 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1917
1918         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1919         New functions.
1920         (remove_structure): Update allocations list before removing structure.
1921
1922 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1923
1924         * ipa-struct-reorg.c (is_safe_cond_expr,
1925         create_new_stmts_for_cond_expr): Use integer_zerop function,
1926         that recognize not only zero-pointer, but zero-integer too.
1927
1928 2008-01-25  Ben Elliston  <bje@au.ibm.com>
1929
1930         PR other/22232
1931         * fixproto: Escape "." in sed expression that strips leading "./".
1932
1933 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
1934
1935         PR driver/34904
1936         * gcc.c (SWITCH_OK): Removed.
1937         (SWITCH_LIVE): Changed to bit.
1938         (SWITCH_FALSE): Likewise.
1939         (SWITCH_IGNORE): Likewise.
1940         (switchstr): Change live_cond to unsigned int.
1941         (process_command): Replace SWITCH_OK with 0.
1942         (do_self_spec): Likewise.
1943         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1944         (give_switch): Likewise.
1945         (used_arg): Likewise.
1946         (do_spec_1): Set the SWITCH_IGNORE bit.
1947         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1948         bits.  Set the SWITCH_LIVE bit.
1949
1950 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
1951
1952         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1953
1954 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
1955
1956         PR tree-optimization/34472
1957         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1958         parameter to a "bool *" and set *DATA to false if there is
1959         an unsafe access.  Do not delete the structure here.
1960         (check_cond_exprs): Delete it here instead.
1961         (check_cond_exprs, exclude_cold_structs): Do not increase
1962         I when removing a structure.
1963
1964 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
1965
1966         PR target/34856
1967         * config/i386/i386.c (ix86_expand_vector_init): Consider only
1968         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1969
1970 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
1971
1972         PR middle-end/34934
1973         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1974         a fixed vector for stack.
1975
1976 2008-01-24  Ben Elliston  <bje@au.ibm.com>
1977
1978         PR c++/25701
1979         * doc/gcc.texi (Software development): Add a direntry for g++.
1980
1981 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
1982
1983         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1984         stale and straggling -fforce-addr comments above.
1985
1986         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1987         define.
1988         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1989         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1990
1991 2008-01-23  Michael Matz  <matz@suse.de>
1992
1993         PR debug/34895
1994         * dwarf2out.c (force_type_die): Use modified_type_die instead of
1995         gen_type_die.
1996
1997 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
1998
1999         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2000         malloc result type.
2001
2002 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2003
2004         * config/avr/avr.c (avr_current_arch): New variable.
2005         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2006         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2007         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2008         (avr_override_options): Init 'avr_current_arch'.
2009         (base_arch_s): Move from here...
2010         * config/avr/avr.h (base_arch_s): ... here. Add new members
2011         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2012         'mega' to 'have_jmp_call'.
2013         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2014         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2015         macros.
2016         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2017         architectures.
2018         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2019         MULTILIB_MATCHES): (Ditto.).
2020
2021 2008-01-23  Richard Guenther  <rguenther@suse.de>
2022
2023         PR middle-end/31529
2024         * cgraphunit.c (cgraph_reset_node): Always mark the node
2025         not reachable if it is not queued already.
2026
2027 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2028
2029         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2030         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2031         (cputype_selected): New static variable.
2032         (bfin_handle_option): Set it if -mcpu is used.
2033         (override_option): Select default set of workarounds if no cpu type
2034         selected on the command line.
2035         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2036
2037         From  Michael Frysinger  <michael.frysinger@analog.com>
2038         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2039         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2040
2041         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2042         for bf547, bf523, bf524, and bf526.
2043         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2044         bf526.
2045         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2046         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2047         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2048         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2049         * doc/invoke.texi (Blackfin Options): Document that
2050         -mcpu now accept bf547, bf523, bf524, and bf526.
2051
2052 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2053
2054         PR rtl-optimization/34628
2055         * combine.c (try_combine): Stop and undo after the first combination
2056         if an autoincrement side-effect on the first insn has effectively
2057         been lost.
2058
2059 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2060
2061         PR target/34529
2062         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2063         Offset addresses are not valid for Altivec or paired float modes.
2064
2065 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2066
2067         PR c++/34607
2068         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2069         if DECL_INITIAL (decl) is error_mark_node.
2070
2071         PR c++/34914
2072         * c-common.c (handle_vector_size_attribute): Only allow
2073         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2074         the same way as pointer, array etc. types.
2075         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2076
2077         PR c++/34917
2078         * tree.c (build_type_attribute_qual_variant): Call
2079         build_qualified_type if attributes are equal, but quals are not.
2080
2081 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2082
2083         PR 32102
2084         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2085         * flags.h (warn_strict_aliasing): Remove.
2086         (warn_strict_overflow): Remove.
2087         * opts.c (warn_strict_aliasing): Remove.
2088         (warn_strict_overflow): Remove.
2089         * c-opts.c (c_common_handle_option): -Wall only sets
2090         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2091         (c_common_post_options): Give default values to -Wstrict-aliasing
2092         and -Wstrict-overflow if they are uninitialized.
2093         * common.opt (Wstrict-aliasing): Specify Var and Init.
2094         (Wstrict-overflow): Likewise.
2095
2096 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2097
2098         PR rtl-optimization/26854
2099         PR rtl-optimization/34400
2100         PR rtl-optimization/34884
2101         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2102         DF_RD->gen.
2103         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2104         (df_rd_bb_info.expanded_lr_out): Deleted
2105         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2106         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2107         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2108         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2109         Removed code to allocate, initialize or free expanded_lr_out.
2110         (df_rd_bb_local_compute_process_def): Restructured to make more
2111         understandable.
2112         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2113         sets if the sets are being trimmed.
2114
2115 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2116
2117         PR bootstrap/32287
2118         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2119         (as_vers): Likewise.
2120         * configure: Regenerated.
2121
2122 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2123
2124         PR middle-end/33092
2125         * tree-pass.h (pass_build_alias): New pass.
2126         * tree-ssa-alias.c (gate_build_alias): New.
2127         (pass_build_alias): New.
2128         * passes.c (init_optimization_passes): Add pass_build_alias after
2129         pass_create_structure_vars.
2130
2131 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2132
2133         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2134         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2135         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2136         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2137         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2138         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2139         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2140         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2141         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2142         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2143         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2144         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2145         * config/s390/s390.md (FP_ALL): New mode iterator.
2146         (_d): New mode attribute.
2147         ("*signbit<mode>2>"): Changed mode of first operand.
2148         ("isinf<mode>2"): Changed mode of first operand.
2149         ("*TDC_insn"): Adaptation for DFP modes.
2150
2151 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2152
2153         * tree.c (check_qualified_type): Improve function description.
2154
2155 2008-01-21  Jason Merrill  <jason@redhat.com>
2156
2157         PR c++/34196
2158         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2159         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2160         if it is set.
2161
2162 2008-01-21  DJ Delorie  <dj@redhat.com>
2163
2164         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2165         return zero.
2166
2167 2008-01-21  Richard Guenther  <rguenther@suse.de>
2168
2169         PR middle-end/34856
2170         * tree-cfg.c (verify_expr): Allow all invariant expressions
2171         instead of just constant class ones as reference argument.
2172         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2173         like any other constant.
2174         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2175
2176 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2177
2178         * regmove.c (fixup_match_1): Update call crossed frequencies.
2179
2180 2008-01-21  Richard Guenther  <rguenther@suse.de>
2181
2182         PR c/34885
2183         * tree-inline.c (setup_one_parameter): Deal with mismatched
2184         types using a VIEW_CONVERT_EXPR.
2185
2186 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2187             Olga Golovanevsky  <olga@il.ibm.com>
2188
2189         PR tree-optimization/34701
2190         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2191         when the structure size is not a power of 2.
2192
2193 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
2194
2195         * doc/install.texi: Add doc for --enable-checking=df.
2196
2197 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2198
2199         PR rtl-optimization/34808
2200         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2201
2202 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2203
2204         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2205         input.
2206
2207 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
2208
2209         PR rtl-optimization/26854
2210         PR rtl-optimization/34400
2211         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2212         DF_RD->gen.
2213         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2214         (df_rd_bb_info.expanded_lr_out): New.
2215         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2216         * loop_iv.c (iv_analysis_loop_init): Ditto.
2217         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2218         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2219         Added code to allocate, initialize or free expanded_lr_out.
2220         (df_rd_bb_local_compute_process_def): Restructured to make
2221         more understandable.
2222         (df_rd_confluence_n): Add code to do nothing with fake edges and
2223         code to no apply invalidate_by_call sets if the sets are being trimmed.
2224         (df_lr_local_finalize): Renamed to df_lr_finalize.
2225         (df_live_local_finalize): Renamed to df_live_finalize.
2226
2227 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2228
2229         PR target/34831
2230         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2231         deciding whether to use reciprocal instructions.
2232
2233 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
2234
2235         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2236         dwarf2out_note_section_used if cold_text_section is NULL.
2237
2238 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
2239
2240         PR gcov-profile/34610
2241         * tree-cfg.c (make_edges): Mark both outgoing edges from
2242         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2243         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2244         from OMP_FOR and OMP_CONTINUE outgoing edges.
2245
2246         * tree-profile.c (tree_profiling): Return early if
2247         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
2248         at the end.
2249         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2250         from cfun to child_cfun.
2251         * function.h (struct function): Add after_tree_profile bit.
2252
2253 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2254
2255         * config/avr/avr.S (_exit): Disable interrupt.
2256
2257 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
2258             Steven Bosscher  <stevenb.gcc@gmail.com>
2259
2260         PR rtl-optimization/26854
2261         PR rtl-optimization/34400
2262         * df-problems.c (df_live_scratch): New scratch bitmap.
2263         (df_live_alloc): Allocate df_live_scratch when doing df_live.
2264         (df_live_reset): Clear the proper bitmaps.
2265         (df_live_bb_local_compute): Only process the artificial defs once
2266         since the order is not important.
2267         (df_live_init): Init the df_live sets only with the variables
2268         found live by df_lr.
2269         (df_live_transfer_function): Use the df_lr sets to prune the
2270         df_live sets as they are being computed.
2271         (df_live_free): Free df_live_scratch.
2272
2273 2008-01-18  Ian Lance Taylor  <iant@google.com>
2274
2275         * common.opt: Add fmerge-debug-strings.
2276         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2277         flag_merge_debug_strings rather than flag_merge_constants.
2278         * doc/invoke.texi (Option Summary): Mention
2279         -fmerge-debug-strings.
2280         (Debugging Options): Document -fmerge-debug-strings.
2281
2282 2008-01-18  Ian Lance Taylor  <iant@google.com>
2283
2284         PR c++/33407
2285         * tree.h (DECL_IS_OPERATOR_NEW): Define.
2286         (struct tree_function_decl): Add new field operator_new_flag.
2287         * tree-inline.c (expand_call_inline): When inlining a call to
2288         operator new, force the return value to go into a variable, and
2289         set DECL_NO_TBAA_P on that variable.
2290         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2291
2292 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
2293
2294         PR debug/34484
2295         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2296         DWARF2_DEBUGGING_INFO.
2297         (dwarf2out_note_section_used): Ditto.  Add prototype.
2298         (have_multiple_function_sections, text_section_used,
2299         cold_text_section_used, *cold_text_sections): Move declarations
2300         before their uses.
2301
2302 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
2303
2304         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2305         field and add signal_ra.
2306         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2307         assignments to frame state pc.  Move end of stack check after
2308         MD_FALLBACK_FRAME_STATE_FOR.
2309         (uw_update_context_1): Use frame state signal_regs if set, instead
2310         of checking signal_frame flag.
2311         (uw_update_context): Use frame state signal_ra if set.
2312         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2313         * config/xtensa/linux-unwind.h: New file.
2314
2315 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
2316
2317         * modulo-sched.c (get_sched_window): Fix comment typo.
2318
2319 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
2320
2321         PR tree-optimization/34648
2322         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2323
2324 2008-01-17  Anatoly Sokolov <aesok@post.ru>
2325
2326         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2327         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2328
2329 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
2330
2331         PR rtl-optimization/34400
2332         * df-core.c (df_worklist_dataflow_overeager,
2333         df_worklist_dataflow_doublequeue): New functions.
2334         (df_worklist_dataflow): Two different worklist solvers.
2335         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2336         New param.
2337
2338 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2339
2340         PR testsuite/34821
2341         * doc/invoke.texi: Document the dependence on pthread for fopenmp
2342         and ftree-parallelize-loops.
2343
2344 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
2345
2346         PR rtl-optimization/34826
2347         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2348
2349 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
2350
2351         * global.c (find_reg): Mark the eh regs as used if necessary.
2352         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2353         * ra.h (struct allocno): no_eh_reg field added.  Changed
2354         no_stack_reg type to bitfield.
2355
2356 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2357
2358         * tree.c (substitute_in_expr): Add missing 'break'.
2359
2360 2008-01-17  Richard Guenther  <rguenther@suse.de>
2361
2362         PR tree-optimization/34825
2363         * tree-ssa-math-opts.c (is_division_by): Do not recognize
2364         x / x as division to handle.
2365
2366 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2367
2368         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2369         "-pthread" is specified.
2370         * pa-hpux11.h (LIB_SPEC): Likewise.
2371
2372 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
2373             Peter Bergner  <bergner@vnet.ibm.com>
2374
2375         PR rtl-optimization/33796
2376         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2377
2378 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2379
2380         PR libgfortran/34699
2381         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2382         static links.
2383         * pa-hpux10.h (LINK_SPEC): Likewise.
2384         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2385
2386 2008-01-16  Richard Guenther  <rguenther@suse.de>
2387
2388         PR middle-end/32628
2389         * fold-const.c (fold_convert_const_int_from_int): Do not
2390         set overflow if that occured only because of a sign extension
2391         change when converting from/to a sizetype with the same
2392         precision and signedness.
2393
2394 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2395
2396         PR debug/34249
2397         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2398         location address to the correct place.  Update copyright year.
2399
2400 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2401
2402         * lambda-code.c (lambda_transform_legal_p): Handle the case of
2403         no dependences in the dependence_relations vector.
2404
2405 2008-01-16  Jan Hubicka  <jh@suse.cz>
2406
2407         PR rtl-optimization/31396
2408         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2409         * cfg.c (dump_reg_info): Print it.
2410         * regs.h (struct reg_info_t): add freq_calls_crossed.
2411         (REG_FREQ_CALLS_CROSSED): New macro.
2412         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2413         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2414         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2415         regmove_optimize): Update call crossed frequencies.
2416         * local-alloc.c (struct qty): Add freq_calls_crossed.
2417         (alloc_qty): Copute freq_calls_crossed.
2418         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2419         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2420         * ra.h (struct allocno): Add freq_calls_crossed.
2421
2422 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2423
2424         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2425         libgomp when compiling with ftree-parallelize-loops.
2426         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2427
2428 2008-01-16  Richard Guenther  <rguenther@suse.de>
2429
2430         PR tree-optimization/34769
2431         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2432         * tree.c (int_cst_value): Instead make this function more
2433         permissive in what it accepts as valid input.  Document this
2434         function always sign-extends the value.
2435
2436 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
2437             Richard Guenther  <rguenther@suse.de>
2438
2439         PR c/34668
2440         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2441         (gimple_fold_indirect_ref_rhs): ... this.
2442         (gimple_fold_indirect_ref): New function with foldings
2443         that preserve lvalueness.
2444         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2445         * tree-flow.h (gimple_fold_indirect_ref): Declare.
2446         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2447         to fold an INDIRECT_REF, fall back to the old use of
2448         fold_indirect_ref_1.
2449
2450 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2451
2452         * tree-data-ref.c (subscript_dependence_tester_1): Call
2453         free_conflict_function.
2454         (compute_self_dependence): Same.
2455
2456 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2457
2458         PR debug/34249
2459         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2460         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
2461         function global.
2462         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2463         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2464         for DWARF2_UNWIND_INFO targets.
2465
2466 2008-01-16  Richard Guenther  <rguenther@suse.de>
2467
2468         PR c/34768
2469         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2470         type qualifiers for function types.
2471
2472 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2473
2474         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2475         loop_iterator li from previous commit.
2476
2477 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2478
2479         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2480
2481 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2482
2483         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2484         (parallelize_loops): Don't parallelize irreducible components.
2485
2486 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2487
2488         PR c++/24924
2489         * c-opts (c_common_post_options): Do not enable CPP
2490         flag_pedantic_errors by default.
2491
2492 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2493
2494         PR rtl-optimization/31944
2495         * cse.c (remove_pseudo_from_table): New function.
2496         (merge_equiv_classes): Use above function to remove pseudo-registers.
2497         (invalidate): Likewise.
2498
2499 2008-01-13  Richard Guenther  <rguenther@suse.de>
2500
2501         PR middle-end/34601
2502         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2503         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2504
2505 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2506
2507         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2508         validate_change to unshare the source of the PC set.
2509
2510 2008-01-12  Jan Hubicka  <jh@suse.cz>
2511
2512         PR middle-end/32135
2513         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2514         references above array bounds.  This might trigger bounds checks for
2515         pointers to arrays.
2516
2517 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2518
2519         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2520         new_replaceable_dependencies.
2521
2522 2008-01-12  Doug Kwan  <dougkwan@google.com>
2523
2524         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2525         instead of OPT_Wreturn_type in warning due to ignored return type
2526         qualifiers.
2527         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2528         options included in -Wextra.
2529         * c.opt: New option -Wignored_qualifiers.
2530         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2531         -Wignore_qualifiers.
2532         (-Wignored-qualifiers): Document.
2533         (-Wreturn-type): Remove description of functionality now handled
2534         by -Wignored-qualifiers.
2535
2536 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2537
2538         PR ada/33788
2539         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2540         NOP_EXPR if it is between integral types with the same precision.
2541
2542 2008-01-12  Jan Hubicka  <jh@suse.cz>
2543
2544         PR other/28023
2545         * invoke.texi (max-inline-recursive-depth): Fix default value.
2546
2547 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2548
2549         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2550         correct type.
2551
2552 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2553
2554         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2555
2556 2008-01-11  James E. Wilson  <wilson@specifix.com>
2557
2558         PR target/26015
2559         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2560
2561 2008-01-11  Anatoly Sokolov <aesok@post.ru>
2562
2563         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2564         save/restore frame pointer register and don't use 'call-prologues'
2565         optimization in function with "OS_task" attribute.
2566
2567 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2568
2569         PR middle-end/31309
2570         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2571         when copying to memory.
2572
2573 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
2574
2575         PR rtl-optimization/30905
2576         * cfgcleanup.c: Include dce.h
2577         (crossjumps_occured): New global variable.
2578         (try_crossjump_bb): Exit loop after finding a fallthru edge.
2579         If something changed, set crossjumps_occured to true.
2580         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2581         Don't add/remove fake edges to exit here...
2582         (cleanup_cfg): ...but do it here, when crossjumping.
2583         Run a fast DCE when successful crossjumps occured in the latest
2584         iteration of try_optimize_cfg.
2585
2586 2008-01-11  Richard Guenther  <rguenther@suse.de>
2587
2588         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2589         (struct vn_unary_op_s): Likewise.
2590         (vn_reference_insert): Free old reference on hash collision.
2591
2592 2008-01-10  Raksit Ashok  <raksit@google.com>
2593
2594         PR rtl-optimization/27971
2595         * combine.c (find_split_point): Split PLUS expressions which are
2596         inside a MEM rtx, and whose first operand is complex.
2597
2598 2008-01-10  DJ Delorie  <dj@redhat.com>
2599
2600         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2601         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2602         (m32c_hard_regno_ok): Call the underlying function.
2603
2604 2008-01-10  Richard Guenther  <rguenther@suse.de>
2605
2606         PR middle-end/34683
2607         * tree-cfg.c (tree_merge_blocks): Do not go through the
2608         full-blown folding and stmt updating path if we just deal
2609         with virtual operands.
2610         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2611         test for abnormal SSA_NAMEs.
2612
2613 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
2614
2615         PR middle-end/34641
2616         * reload.c (push_reload): Add assertions.  All constants from
2617         reg_equiv_constant should have been used for replacing the respective
2618         pseudo earlier.
2619         (find_reloads_address): Invoke find_reloads_address_part for
2620         constant taken from the reg_equiv_constant array.
2621
2622 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2623
2624         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2625         field (valnum) the first in the struct.  Replace bools with
2626         unit bit fields.
2627
2628 2008-01-10  Richard Guenther  <rguenther@suse.de>
2629
2630         PR tree-optimization/34651
2631         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
2632         types and ordering for masking and converting.
2633
2634 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
2635
2636         PR tree-optimization/34017
2637         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2638         also for PHI_NODE expressions.
2639
2640 2008-01-09  Jan Hubicka  <jh@suse.cz>
2641
2642         PR tree-optimization/34708
2643         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2644         based on number of case labels.
2645         (init_inline_once): Remove switch_cost.
2646         * tree-inline.h (eni_weights_d): Remove switch_cost.
2647
2648 2008-01-09  Richard Guenther  <rguenther@suse.de>
2649         Andrew Pinski  <andrew_pinski@playstation.sony.com>
2650
2651         PR middle-end/30132
2652         * gimplify.c (gimplify_cond_expr): Do not create an addressable
2653         temporary if an rvalue is ok or an lvalue is not required.
2654
2655 2008-01-09  Richard Guenther  <rguenther@suse.de>
2656
2657         PR middle-end/34458
2658         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2659         adjust return type.
2660
2661 2008-01-09  Richard Guenther  <rguenther@suse.de>
2662
2663         PR middle-end/34679
2664         * tree.c (host_integerp): Check for sizetype only if the
2665         type is an integer type.
2666
2667 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
2668
2669         PR debug/26364
2670         * opts.c (decode_options): Disable inlining of functions called
2671         once if not in unit-at-a-time mode.
2672
2673 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
2674
2675         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2676
2677 2008-01-08  Richard Guenther  <rguenther@suse.de>
2678
2679         PR middle-end/31863
2680         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2681         out early if the result will be unused.
2682
2683 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2684
2685         PR target/34709
2686         Revert:
2687
2688         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2689         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2690         for TARGET_RECIP.
2691
2692 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
2693
2694         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2695         for vectorization tuned.
2696
2697 2008-01-08  Richard Guenther  <rguenther@suse.de>
2698
2699         PR tree-optimization/34683
2700         * tree-ssa-operands.c (operand_build_cmp): Export.
2701         * tree-ssa-operands.h (operand_build_cmp): Declare.
2702         * tree-vn.c (vuses_compare): Remove.
2703         (sort_vuses): Use operand_build_cmp.
2704         (sort_vuses_heap): Likewise.
2705         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2706         to re-use old VEC if available.  Do not sort already sorted VUSEs.
2707         (vdefs_to_vec): Do not sort already sorted VDEFs.
2708
2709 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
2710
2711         PR middle-end/34694
2712         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2713
2714 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2715
2716         PR target/34702
2717         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2718         limitations of reciprocal sequences on x86 targets.
2719
2720 2008-01-08  Richard Guenther  <rguenther@suse.de>
2721
2722         PR tree-optimization/34683
2723         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2724
2725 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
2726
2727         PR target/34622
2728         * config/darwin.c (darwin_mergeable_string_section): Don't use
2729         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2730
2731 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
2732
2733         PR target/34682
2734         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2735         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
2736         predicates of op0 and op1 to register_operand.
2737         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
2738         expander using X87MODEF mode iterator.  Change predicates of
2739         op0 and op1 to register_operand.
2740         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2741         corresponding patterns and macroize using MODEF macro.  Change
2742         predicates of op0 and op1 to register_operand and remove
2743         "m" constraint. Disparage "r" alternative with "!".
2744         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2745         macroize using X87MODEF macro.  Change predicates of op0 and op1
2746         to register_operand and remove "m" constraint.  Disparage "r"
2747         alternative with "!".
2748         (absneg splitter with memory operands): Remove.
2749         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2750         patterns and macroize using X87MODEF mode iterator.
2751         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2752         Change predicate of op1 to register_operand.
2753         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2754         for memory operands.
2755
2756 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
2757
2758         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2759
2760 2008-01-07  Richard Guenther  <rguenther@suse.de>
2761
2762         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2763         fields.
2764
2765 2008-01-07  Richard Guenther  <rguenther@suse.de>
2766
2767         PR tree-optimization/34683
2768         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2769         VOPs of the needed size to save memory.  Use VEC_quick_push
2770         to save compile-time.
2771         (vdefs_to_vec): Likewise.
2772
2773 2008-01-07  Sa Liu  <saliu@de.ibm.com>
2774
2775         * config/spu/spu.md (divdf3): Genetate inline code for double
2776         division.  The implementation doesn't handle INF or NAN, therefore it
2777         only applies when -ffinite-math-only is given.
2778
2779 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
2780
2781         PR libstdc++/34680
2782         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2783         * doc/cpp.texi ([Common Predefined Macros]): Document.
2784
2785 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
2786
2787         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2788         order to use commutative addition instead of subtraction.
2789
2790 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2791             Mircea Namolaru  <namolaru@il.ibm.com>
2792             Vladimir Yanovsky  <yanov@il.ibm.com>
2793             Revital Eres  <eres@il.ibm.com>
2794
2795         PR tree-optimization/34263
2796         * tree-outof-ssa.c (process_single_block_loop_latch,
2797         contains_tree_r): New functions.
2798         (analyze_edges_for_bb): Call process_single_block_loop_latch
2799         function to empty single-basic-block latch block if possible.
2800
2801 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2802
2803         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2804         for TARGET_RECIP.
2805         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2806
2807 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2808
2809         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2810
2811 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2812
2813         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2814
2815 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
2816
2817         PR tree-optimization/34618
2818         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2819         flag from T.
2820
2821 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2822
2823         PR target/34673
2824         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2825         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
2826         Update copyright year.
2827
2828         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2829         Update copyright year.
2830         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2831         using NR fixup.
2832
2833 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
2834
2835         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2836         edge does not point to current bb before changing need_assert.
2837
2838 2008-01-04  Richard Guenther  <rguenther@suse.de>
2839
2840         PR middle-end/34029
2841         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2842         for verifying purposes if they are is_gimple_min_invariant.
2843
2844 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
2845
2846         PR tree-optimization/34448
2847         PR tree-optimization/34465
2848         * gimplify.c (gimplify_init_constructor): Add new parameter
2849         notify_temp_creation.  Use it.
2850         (gimplify_modify_expr_rhs): Take volatiles into account when
2851         optimizing constructors.
2852         Do not optimize constructors if gimplify_init_constructor will dump to
2853         memory.
2854         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2855         * gcc.c-torture/compile/pr34448.c: New.
2856
2857 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
2858
2859         PR gcov-profile/34609
2860         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2861         return_slot if result is TREE_ADDRESSABLE.
2862
2863 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
2864
2865         * config/mips/mips.md (sqrt_condition): Tweak comment.
2866         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
2867
2868 2008-01-03  Tom Tromey  <tromey@redhat.com>
2869
2870         PR c/34457
2871         * c-common.c (c_type_hash): Handle VLAs.
2872
2873 2008-01-03  Jan Hubicka  <jh@suse.cz>
2874
2875         PR tree-optimization/31081
2876         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2877         0 when inlining and not inlining to first basic block.
2878         (remap_decl): When var is initialized to 0, don't set default_def.
2879         (expand_call_inline): Set entry_bb.
2880         * tree-inline.h (copy_body_data): Add entry_bb.
2881
2882 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2883
2884         PR c++/34619
2885         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2886         before returning.
2887
2888         PR tree-optimization/29484
2889         * tree-inline.c (inline_forbidden_p_2): New function.
2890         (inline_forbidden_p): Disallow inlining if some static var
2891         has an address of a local LABEL_DECL in its initializer.
2892         * doc/extend.texi (Labels as Values): Document &&foo behaviour
2893         vs. inlining.
2894
2895 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
2896
2897         PR tree-optimization/34635
2898         * tree-data-ref.c (add_other_self_distances): Make sure that the
2899         evolution step is constant.
2900
2901 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2902
2903         PR middle-end/34608
2904         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2905
2906 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
2907
2908         * tree-sra.c (scalarize_init): Insert the generate_element_init
2909         statements after the generate_element_zero statements.
2910
2911 2008-01-02  Richard Guenther  <rguenther@suse.de>
2912
2913         PR middle-end/34093
2914         PR middle-end/31976
2915         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2916         for very large number of operands instead of ICEing.
2917
2918 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
2919
2920         PR target/34013
2921         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2922         while stack probing.
2923
2924 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
2925
2926         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2927         in C++0x mode.
2928
2929 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
2930
2931         PR libmudflap/26442
2932         * tree-mudflap.c (mx_register_decls): Guard warning by
2933         !DECL_ARTIFICIAL check.
2934
2935 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
2936
2937         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2938         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2939         sse5_perm<mode>): Fix constraints.