gcc/ChangeLog

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