gcc/ChangeLog

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