gcc/ChangeLog

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