gcc/ChangeLog

   1 2008-03-03  Richard Guenther  <rguenther@suse.de>
   2
   3         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
   4         struct copies into the expression table.
   5         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
   6         (try_to_simplify): Likewise.
   7         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
   8         integral and pointer arguments which do not change the
   9         precision to NOP_EXPRs.
  10         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
  11         VIEW_CONVERT_EXPR case.
  12
  13 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
  14
  15         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
  16         defined in a loop at depth 0 is invariant.
  17         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
  18         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
  19         be called at loop depth 0.
  20
  21 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
  22
  23         PR driver/35420
  24         * gcc.c (process_command): Update copyright notice dates.
  25         * gcov.c (print_version): Likewise.
  26         * gcov-dump.c (print_version): Likewise.
  27         * mips-tfile.c (main): Likewise.
  28         * mips-tdump.c (main): Likewise.
  29
  30 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
  31
  32         PR 24924
  33         * c-common.c (flag_permissive): Delete.
  34         (constant_expression_warnings): Check flags first.
  35         (constant_expression_error): New.
  36         * c-common.h (flag_permissive): Delete.
  37         (constant_expression_error): Declare.
  38         * flags.h (flag_permissive): Declare. Update description.
  39         * diagnostic.c (pedwarn): Update.
  40         (permerror): New.
  41         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
  42         (permissive_error_kind): New.
  43         * toplev.c (flag_permissive): Define. Update description.
  44         * toplev.h (permissive_error_kind): Declare.
  45         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
  46         (pedwarn_c90): Use pedantic_warning_kind.
  47         * c-opts.c (c_common_post_options): flag_permissive does not affect
  48         flag_pedantic_errors.
  49
  50 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
  51
  52         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
  53         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
  54         __absvsi2, __absvDI2): Use unsigned arithmetic.
  55
  56 2008-03-02  Andi Kleen  <ak@suse.de>
  57         Richard Guenther  <rguenther@suse.de>
  58
  59         * struct-equiv.c: Remove file.
  60         * cfg_cleanup.c (condjump_equiv_p): Remove.
  61         * Makefile.in (OBJS-common): Remove struct-equiv.o.
  62         (struct-equiv.o): Remove rule.
  63         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
  64         insns_match_p, struct_equiv_block_eq, struct_equiv_init,
  65         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
  66
  67 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
  68
  69         * ifcvt.c (noce_process_if_block): Try to handle only the then
  70         block if the else block exists but isn't suitable.
  71
  72 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
  73
  74         PR gcc/35063
  75         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
  76         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
  77         regression from previous patch.
  78
  79 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
  80
  81         PR gcc/35063
  82         * gthr.h: Add __gthread_mutex_destroy as a function that must be
  83         implemented.
  84         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
  85         * gthr-single.h (__gthread_mutex_destroy): Likewise.
  86         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
  87         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
  88         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
  89         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
  90         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
  91         (__gthread_mutex_destroy_function): Rename to
  92         __gthread_mutex_destroy.
  93         * gthr-dce.h (__gthread_mutex_destroy): Call
  94         pthread_mutex_destroy.
  95         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
  96         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
  97         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
  98
  99 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 100
 101         * df-scan.c (df_ref_chain_change_bb): Simplify.
 102         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
 103         set_block_for_insn if there's any change.
 104         * df.h ((df_insn_change_bb): Fix prototype.
 105         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
 106         df_insn_change_bb, don't call set_block_for_insn.
 107         * emit-rtl.c (reorder_insns): Likewise.
 108         * haifa-sched.c (move_insn): Likewise.
 109
 110 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 111
 112         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
 113
 114 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 115
 116         * tree-flow-inline.h (next_readonly_imm_use): Return
 117         NULL_USE_OPERAND_P after the end.
 118
 119 2008-03-01  Richard Guenther  <rguenther@suse.de>
 120
 121         PR tree-optimization/35411
 122         * tree-sra.c (sra_build_assignment): Split conversion to
 123         final type to a separate statement if we are not assigning
 124         to a register.
 125
 126 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 127
 128         * fold-const.c (fold_convertible_p): Correct the logic to follow
 129         that in fold_convert().
 130
 131 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
 132
 133         PR c++/35315
 134         * tree-inline.c (build_duplicate_type): When we make a
 135         duplicate type, make it unique in the canonical types system.
 136
 137 2008-02-29  Tom Tromey  <tromey@redhat.com>
 138
 139         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
 140         input_file_stack_history, input_file_stack_restored): Remove.
 141         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
 142         * input.h (struct file_stack): Remove.
 143         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
 144         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
 145         Likewise.
 146         * diagnostic.h (struct diagnostic_context) <last_module>: Change
 147         type.
 148         (diagnostic_last_module_changed): Add 'map' argument.
 149         (diagnostic_set_last_function): Likewise.
 150         * diagnostic.c (undiagnostic_report_current_module): Iterate using
 151         line map, not input_file_stack.
 152         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
 153
 154 2008-02-29  Paul Brook  <paul@codesourcery.com>
 155
 156         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
 157
 158 2008-02-29  Paul Brook  <paul@codesourcery.com>
 159
 160         * config/arm/ieee754-df.S (muldf3): Use RET macros.
 161
 162 2008-02-29  Richard Guenther  <rguenther@suse.de>
 163
 164         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
 165         vn_lookup_or_add.
 166         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
 167         value for comparing for a store match.
 168         (simplify_unary_expression): Do nothing for SSA_NAMEs.
 169         (try_to_simplify): Do not do a full-blown reference lookup.
 170
 171 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
 172
 173         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
 174         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
 175
 176         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
 177
 178 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
 179
 180         * tree-loop-linear.c (try_interchange_loops): Compare memory access
 181         strides against cache sizes.
 182
 183 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
 184
 185         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
 186         constant to fpul.
 187
 188 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
 189
 190         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
 191         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
 192         is smaller than the original promoted value.
 193         (simplify_subreg): If OP is a SUBREG, try to preserve its
 194         SUBREG_PROMOTED_VAR_P information.
 195
 196 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
 197
 198         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
 199         (VN_INFO_GET): Allocate new objects on the obstack.
 200         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
 201         for rpo_numbers_temp, for consistency.
 202         (free_scc_vn): Free the obstack.
 203
 204 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
 205
 206         * doc/invoke.texi: Document -ftree-loop-distribution.
 207         * tree-loop-distribution.c: New.
 208         * tree-pass.h (pass_loop_distribution): New.
 209         * graphds.h (struct graph): Add htab_t indices.
 210         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
 211         * tree-vectorizer.c (rename_variables_in_loop): Extern.
 212         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
 213         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
 214         * tree-data-ref.c (debug_data_dependence_relations): New.
 215         (dump_data_dependence_relation): Also print data references.
 216         (free_data_ref): Extern.
 217         (same_access_functions): Moved...
 218         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
 219         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
 220         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
 221         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
 222         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
 223         (stmts_from_loop): Skip LABEL_EXPR.
 224         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
 225         (build_rdg): Initialize rdg->indices htab.
 226         (free_rdg, stores_from_loop, ref_base_address,
 227         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
 228         have_similar_memory_accesses_1, ref_base_address_1,
 229         remove_similar_memory_refs): New.
 230         * tree-data-ref.h: Depend on tree-chrec.h.
 231         (debug_data_dependence_relations, free_data_ref): Declared.
 232         (same_access_functions): ... here.
 233         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
 234         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
 235         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
 236         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
 237         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
 238         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
 239         rdg_vertex_for_stmt): Declared.
 240         (struct rdg_edge): Add level.
 241         (RDGE_LEVEL): New.
 242         (free_rdg, stores_from_loop, remove_similar_memory_refs,
 243         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
 244         (rdg_has_similar_memory_accesses): New.
 245         * tree-vect-analyze.c: Remove unused static decls.
 246         * lambda.h (dependence_level): New.
 247         * common.opt (ftree-loop-distribution): New.
 248         * tree-flow.h (mark_virtual_ops_in_bb,
 249         slpeel_tree_duplicate_loop_to_edge_cfg,
 250         rename_variables_in_loop): Declared.
 251         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
 252         (OBJS-common): Add tree-loop-distribution.o.
 253         (tree-loop-distribution.o): New rule.
 254         * tree-cfg.c (mark_virtual_ops_in_bb): New.
 255         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
 256         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
 257
 258 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
 259
 260         PR target/33963
 261         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
 262         other than structures and unions.
 263
 264 2008-02-28  Richard Guenther  <rguenther@suse.de>
 265
 266         Revert:
 267         2008-02-26  Richard Guenther  <rguenther@suse.de>
 268
 269         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 270         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 271         (lookup_decl_from_uid): Declare.
 272         (remove_decl_from_map): Likewise.
 273         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 274         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 275         (decl_for_uid_map): New global hashtable mapping DECL_UID
 276         to the decl tree.
 277         (init_ttree): Allocate it.
 278         (insert_decl_to_uid_decl_map): New helper function.
 279         (make_node_stat): Insert new decls into the map.
 280         (copy_node_stat): Likewise.
 281         (lookup_decl_from_uid): New function.
 282         (remove_decl_from_map): Likewise.
 283         (print_decl_for_uid_map_statistics): New helper.
 284         (dump_tree_statistics): Call it.
 285
 286         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 287         (referenced_var_iterator): Adjust.
 288         (FOR_EACH_REFERENCED_VAR): Adjust.
 289         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 290         (num_referenced_vars): Adjust.
 291         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 292         (first_referenced_var): Remove.
 293         (end_referenced_vars_p): Likewise.
 294         (next_referenced_var): Likewise.
 295         (referenced_var_iterator_set): New helper function.
 296         * tree-dfa.c (referenced_var_lookup): Adjust.
 297         (referenced_var_check_and_insert): Likewise.
 298         (remove_referenced_var): Likewise.
 299         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 300         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 301         (verify_call_clobbering): Likewise.
 302         (verify_memory_partitions): Likewise.
 303         (init_tree_ssa): Allocate bitmap instead of hashtable for
 304         referenced_vars.
 305         (delete_tree_ssa): Adjust.
 306         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 307         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 308         (compute_tag_properties): Likewise.
 309         (set_initial_properties): Likewise.
 310         (find_partition_for): Likewise.
 311         (update_reference_counts): Likewise.
 312         (dump_may_aliases_for): Likewise.
 313         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 314         (add_call_clobber_ops): Likewise.
 315         (add_call_read_ops): Likewise.
 316         (get_asm_expr_operands): Likewise.
 317         * tree-into-ssa.c (dump_decl_set): Likewise.
 318         (update_ssa): Likewise.
 319         * tree-sra.c (scan_function): Likewise.
 320         (decide_instantiations): Likewise.
 321         (scalarize_parms): Likewise.
 322         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 323         (dsa_named_for): Likewise.
 324         * tree-ssa-structalias.c (update_alias_info): Likewise.
 325         (merge_smts_into): Likewise.
 326
 327 2008-02-27  David Daney  <ddaney@avtrex.com>
 328
 329         PR target/34409
 330         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
 331         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
 332         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
 333         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
 334         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
 335
 336 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
 337
 338         PR target/25477
 339         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
 340         (BUILT_IN_NEXTTOWARD): Remove.
 341         (BUILT_IN_NEXTTOWARDF): Ditto.
 342         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
 343         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
 344
 345 2008-02-27  Tom Tromey  <tromey@redhat.com>
 346
 347         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
 348         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
 349
 350 2008-02-27  Jan Beulich  <jbeulich@novell.com>
 351
 352         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
 353         update the respective field on newdecl.
 354
 355 2008-02-27  Revital Eres  <eres@il.ibm.com>
 356
 357         PR rtl-optimization/34999
 358         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
 359         crossing edges that ends with a call insn.
 360         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
 361         call insn and clear the EDGE_CROSSING flag of the crossing edge
 362         when fixing fallthru edges.
 363
 364 2008-02-27  Richard Guenther  <rguenther@suse.de>
 365
 366         PR middle-end/35390
 367         * fold-const.c (fold_unary): Return the correct argument,
 368         converted to the result type.
 369
 370 2008-02-27  Richard Guenther  <rguenther@suse.de>
 371
 372         PR middle-end/34971
 373         * expr.c (expand_expr_real_1): Assert on rotates that operate
 374         on partial modes.
 375         * fold-const.c (fold_binary): Use the types precision, not the
 376         bitsize of the mode if folding rotate expressions.  Build rotates
 377         only for full modes.
 378
 379 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
 380
 381         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
 382         and CPP_PRAGMA_EOL.
 383         * c-pragma.c (pragma_ns_name): New typedef.
 384         (registered_pp_pragmas): New variable.
 385         (c_pp_lookup_pragma): New function.
 386         (c_register_pragma_1): If flag_preprocess_only, do nothing
 387         for non-expanded pragmas, for expanded ones push pragma's
 388         namespace and name into registered_pp_pragmas vector.
 389         (c_invoke_pragma_handler): Register OpenMP pragmas even when
 390         flag_preprocess_only, don't register GCC pch_preprocess
 391         pragma if flag_preprocess_only.
 392         * c-opts.c (c_common_init): Call init_pragma even if
 393         flag_preprocess_only.
 394         * c-pragma.c (c_pp_lookup_pragma): New prototype.
 395         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
 396         cpp_register_pragma if flag_preprocess_only.
 397
 398 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 399
 400         PR c/28800
 401         * c-parser.c (c_parser_translation_unit): Warn for empty
 402         translation unit, not empty source file.
 403
 404 2008-02-26  Paul Brook  <paul@codesourcery.com>
 405
 406         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
 407         operand for Thumb-2.
 408         * config/arm/arm.h (reg_class): Add CORE_REGS.
 409         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
 410         (BASE_REG_CLASS): Use CORE_REGS.
 411         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
 412         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
 413         (REGNO_OK_FOR_INDEX_P): Exclude SP.
 414         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
 415         ARM_REGNO_OK_FOR_INDEX_P.
 416         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
 417         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
 418         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
 419         (ldm/stm peepholes): Ditto.
 420         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
 421         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
 422         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
 423         * config/arm/constraints.md: Enable "k" constraint on ARM.
 424
 425 2008-02-27  Ben Elliston  <bje@au.ibm.com>
 426
 427         * config/rs6000/rs6000.c: Annotate cache line size field in all
 428         instances of struct processor_costs.
 429
 430 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
 431
 432         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
 433         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
 434         jump_bypass): New counters.
 435         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
 436         * dce.c (gate_ud_dce): Same.
 437         (gate_fast_dce): Same.
 438         * dse.c (gate_dse1): New function.
 439         (gate_dse2): New function.
 440         (gate_dse): Merge results of new gate functions.
 441         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
 442         (gate_handle_jump_bypass): Add dbg_cnt.
 443         (gate_handle_gcse): Add dbg_cnt.
 444         * ifcvt.c (gate_handle_if_conversion): Same.
 445         (gate_handle_if_after_combine): Same.
 446         (gate_handle_if_after_reload): Same.
 447         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
 448
 449 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
 450
 451         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
 452         line sizes.
 453         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
 454
 455 2008-02-26  Jason Merrill  <jason@redhat.com>
 456
 457         PR c++/35315
 458         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
 459         alone if it's the naming decl for the type's main variant.
 460
 461 2008-02-26  Tom Tromey  <tromey@redhat.com>
 462
 463         * system.h (USE_MAPPED_LOCATION): Poison.
 464         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
 465         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
 466         (make_goto_expr_edges): Likewise.
 467         (remove_bb): Likewise.
 468         (execute_warn_function_return): Likewise.
 469         * basic-block.h (struct edge_def) <goto_locus>: Change type to
 470         location_t.
 471         * c-common.c (fname_decl): Remove old location code.
 472         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
 473         location code.
 474         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
 475         variant.
 476         (ASM_INPUT_SOURCE_LOCATION): Likewise.
 477         (gen_rtx_ASM_INPUT): Likewise.
 478         (gen_rtx_ASM_INPUT_loc): Likewise.
 479         (get_rtx_asm_OPERANDS): Remove.
 480         * cfglayout.c (insn_locators_alloc): Remove old location code.
 481         (set_curr_insn_source_location): Likewise.
 482         (curr_insn_locator): Likewise.
 483         * print-tree.c (print_node): Remove old location code.
 484         * tree-mudflap.c (mf_varname_tree): Remove old location code.
 485         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
 486         * cfgexpand.c (expand_gimple_cond_expr): Don't use
 487         location_from_locus.
 488         (construct_exit_block): Remove old location code.
 489         * emit-rtl.c (force_next_line_note): Remove old location code.
 490         * profile.c (branch_prob): Remove old location code.
 491         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
 492         LOC_LINE): Remove old-location variants.
 493         * langhooks.c (lhd_print_error_function): Remove old location
 494         code.
 495         * configure, config.in: Rebuilt.
 496         * configure.ac (--enable-mapped-location): Remove.
 497         * c-decl.c (c_init_decl_processing): Remove old location code.
 498         (finish_function): Likewise.
 499         * recog.c (decode_asm_operands): Remove old location code.
 500         * c-pch.c (c_common_read_pch): Remove old location code.
 501         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
 502         variants.
 503         * gimple-low.c (lower_function_body): Remove old location code.
 504         * toplev.c (unknown_location): Remove.
 505         (push_srcloc): Remove old-location variant.
 506         (process_options): Remove old location code.
 507         (lang_dependent_init): Likewise.
 508         * input.h (UNKNOWN_LOCATION): Move definition.
 509         (location_t): Undeprecate.
 510         (source_locus): Remove.
 511         (location_from_locus): Remove.
 512         (struct location_s): Remove.
 513         Remove all old-location code.
 514         (input_line, input_filename): Remove.
 515         * final.c (final_scan_insn): Remove old location code.
 516         * diagnostic.c (diagnostic_build_prefix): Remove
 517         USE_MAPPED_LOCATION test.
 518         * tree.h (gimple_stmt) <locus>: Now a location_t.
 519         (tree_exp) <locus>: Likewise.
 520         (DECL_IS_BUILTIN): Remove old-location variant.
 521         (annotate_with_file_line, annotate_with_locus): Likewise.
 522         (expr_locus, set_expr_locus): Update.
 523         * tree.c (build1_stat): Remove old location code.
 524         (last_annotated_node): Remove.
 525         (annotate_with_file_line): Remove old-location variant.
 526         (annotate_with_locus): Likewise.
 527         (expr_location): Remove old location code.
 528         (set_expr_location): Likewise.
 529         (expr_has_location): Likewise.
 530         (expr_locus): Likewise.
 531         (set_expr_locus): Likewise.
 532         (expr_filename): Don't use location_from_locus.
 533         (expr_lineno): Likewise.
 534         * rtl-error.c (location_for_asm): Remove old location code.
 535         * c-lex.c (cb_line_change): Remove old location code.
 536         (fe_file_change): Likewise.
 537         (cb_def_pragma): Likewise.
 538         (c_lex_with_flags): Likewise.
 539         * gengtype.c (do_typedef): Don't special-case location types.
 540         (define_location_structures): Remove.
 541         (main): Don't call define_location_structures.
 542         * tree-pretty-print.c (dump_implicit_edges): Remove old location
 543         code.
 544
 545 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 546
 547         PR 26264
 548         * builtins.def (BUILT_IN_STDARG_START): Remove.
 549         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
 550         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
 551         * tree-inline.c (inline_forbidden_p_1): Likewise.
 552
 553 2008-02-26  Richard Guenther  <rguenther@suse.de>
 554
 555         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 556         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 557         (lookup_decl_from_uid): Declare.
 558         (remove_decl_from_map): Likewise.
 559         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 560         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 561         (decl_for_uid_map): New global hashtable mapping DECL_UID
 562         to the decl tree.
 563         (init_ttree): Allocate it.
 564         (insert_decl_to_uid_decl_map): New helper function.
 565         (make_node_stat): Insert new decls into the map.
 566         (copy_node_stat): Likewise.
 567         (lookup_decl_from_uid): New function.
 568         (remove_decl_from_map): Likewise.
 569         (print_decl_for_uid_map_statistics): New helper.
 570         (dump_tree_statistics): Call it.
 571
 572         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 573         (referenced_var_iterator): Adjust.
 574         (FOR_EACH_REFERENCED_VAR): Adjust.
 575         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 576         (num_referenced_vars): Adjust.
 577         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 578         (first_referenced_var): Remove.
 579         (end_referenced_vars_p): Likewise.
 580         (next_referenced_var): Likewise.
 581         (referenced_var_iterator_set): New helper function.
 582         * tree-dfa.c (referenced_var_lookup): Adjust.
 583         (referenced_var_check_and_insert): Likewise.
 584         (remove_referenced_var): Likewise.
 585         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 586         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 587         (verify_call_clobbering): Likewise.
 588         (verify_memory_partitions): Likewise.
 589         (init_tree_ssa): Allocate bitmap instead of hashtable for
 590         referenced_vars.
 591         (delete_tree_ssa): Adjust.
 592         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 593         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 594         (compute_tag_properties): Likewise.
 595         (set_initial_properties): Likewise.
 596         (find_partition_for): Likewise.
 597         (update_reference_counts): Likewise.
 598         (dump_may_aliases_for): Likewise.
 599         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 600         (add_call_clobber_ops): Likewise.
 601         (add_call_read_ops): Likewise.
 602         (get_asm_expr_operands): Likewise.
 603         * tree-into-ssa.c (dump_decl_set): Likewise.
 604         (update_ssa): Likewise.
 605         * tree-sra.c (scan_function): Likewise.
 606         (decide_instantiations): Likewise.
 607         (scalarize_parms): Likewise.
 608         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 609         (dsa_named_for): Likewise.
 610         * tree-ssa-structalias.c (update_alias_info): Likewise.
 611         (merge_smts_into): Likewise.
 612
 613 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 614
 615         PR 34351
 616         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
 617         * c-opts.c (c_common_handle_option): Wall enables
 618         Wvolatile-register-var.
 619         * common.opt: Move Wvolatile-register-var to...
 620         * c.opt: ...here.
 621
 622 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 623
 624         * common.opt (Wlarger-than=): New.
 625         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
 626         -Wlarger-than=.
 627         * opts.c (common_handle_option): Handle -Wlarger-than=.
 628         * optc-gen.awk: Likewise.
 629         * opth-gen.awk: Likewise.
 630         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
 631         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 632
 633 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
 634
 635         * c-common.c (match_case_to_enum_1): Add appropriate
 636         OPT_W* parameter to warning.
 637         (c_do_switch_warnings): Likewise.
 638         * c-typeck.c (warning_init): Add one more parameter following
 639         'warning' function.
 640         (push_init_level): Update call to warning_init.
 641         (pop_init_level): Likewise.
 642         (add_pending_init): Likewise.
 643         (output_init_element: Likewise.
 644
 645 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 646
 647         PR 28322
 648         * toplev.c (toplev_main): If there are warnings or error, print
 649         errors for ignored options.
 650         * opts.c (ignored_options): New static variable.
 651         (postpone_unknown_option_error): New.
 652         (print_ignored_options): New.
 653         (handle_option): Postpone errors for unknown -Wno-* options.
 654         * opts.h (print_ignored_options): Declare.
 655
 656 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
 657
 658         * config/mips/mips.md (loadgp_blockage, blockage): Change type
 659         to "ghost".
 660
 661 2008-02-25  Richard Guenther  <rguenther@suse.de>
 662
 663         Revert:
 664         2008-02-25  Richard Guenther  <rguenther@suse.de>
 665
 666         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 667         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 668         (lookup_decl_from_uid): Declare.
 669         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 670         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 671         (decl_for_uid_map): New global hashtable mapping DECL_UID
 672         to the decl tree.
 673         (init_ttree): Allocate it.
 674         (insert_decl_to_uid_decl_map): New helper function.
 675         (make_node_stat): Insert new decls into the map.
 676         (copy_node_stat): Likewise.
 677         (lookup_decl_from_uid): New function.
 678         (print_decl_for_uid_map_statistics): New helper.
 679         (dump_tree_statistics): Call it.
 680
 681         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 682         (referenced_var_iterator): Adjust.
 683         (FOR_EACH_REFERENCED_VAR): Adjust.
 684         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 685         (num_referenced_vars): Adjust.
 686         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 687         (first_referenced_var): Remove.
 688         (end_referenced_vars_p): Likewise.
 689         (next_referenced_var): Likewise.
 690         (referenced_var_iterator_set): New helper function.
 691         * tree-dfa.c (referenced_var_lookup): Adjust.
 692         (referenced_var_check_and_insert): Likewise.
 693         (remove_referenced_var): Likewise.
 694         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 695         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 696         (verify_call_clobbering): Likewise.
 697         (verify_memory_partitions): Likewise.
 698         (init_tree_ssa): Allocate bitmap instead of hashtable for
 699         referenced_vars.
 700         (delete_tree_ssa): Adjust.
 701         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 702         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 703         (compute_tag_properties): Likewise.
 704         (set_initial_properties): Likewise.
 705         (find_partition_for): Likewise.
 706         (update_reference_counts): Likewise.
 707         (dump_may_aliases_for): Likewise.
 708         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 709         (add_call_clobber_ops): Likewise.
 710         (add_call_read_ops): Likewise.
 711         (get_asm_expr_operands): Likewise.
 712         * tree-into-ssa.c (dump_decl_set): Likewise.
 713         (update_ssa): Likewise.
 714         * tree-sra.c (scan_function): Likewise.
 715         (decide_instantiations): Likewise.
 716         (scalarize_parms): Likewise.
 717         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 718         (dsa_named_for): Likewise.
 719         * tree-ssa-structalias.c (update_alias_info): Likewise.
 720         (merge_smts_into): Likewise.
 721
 722 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 723
 724         PR fortran/29549
 725         * doc/invoke.texi (-fcx-limited-range): Document new option.
 726         * toplev.c (process_options): Handle -fcx-fortran-rules.
 727         * common.opt: Add documentation for -fcx-fortran-rules.
 728
 729 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 730
 731         PR c/35162
 732         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
 733         actual behaviour and C99.
 734
 735 2008-02-26  Ben Elliston  <bje@au.ibm.com>
 736
 737         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
 738         (ASM_CPU_POWER6_SPEC): Likewise.
 739         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
 740         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
 741         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
 742
 743 2008-02-25  Richard Guenther  <rguenther@suse.de>
 744
 745         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 746         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 747         (lookup_decl_from_uid): Declare.
 748         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 749         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 750         (decl_for_uid_map): New global hashtable mapping DECL_UID
 751         to the decl tree.
 752         (init_ttree): Allocate it.
 753         (insert_decl_to_uid_decl_map): New helper function.
 754         (make_node_stat): Insert new decls into the map.
 755         (copy_node_stat): Likewise.
 756         (lookup_decl_from_uid): New function.
 757         (print_decl_for_uid_map_statistics): New helper.
 758         (dump_tree_statistics): Call it.
 759
 760         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 761         (referenced_var_iterator): Adjust.
 762         (FOR_EACH_REFERENCED_VAR): Adjust.
 763         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 764         (num_referenced_vars): Adjust.
 765         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 766         (first_referenced_var): Remove.
 767         (end_referenced_vars_p): Likewise.
 768         (next_referenced_var): Likewise.
 769         (referenced_var_iterator_set): New helper function.
 770         * tree-dfa.c (referenced_var_lookup): Adjust.
 771         (referenced_var_check_and_insert): Likewise.
 772         (remove_referenced_var): Likewise.
 773         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 774         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 775         (verify_call_clobbering): Likewise.
 776         (verify_memory_partitions): Likewise.
 777         (init_tree_ssa): Allocate bitmap instead of hashtable for
 778         referenced_vars.
 779         (delete_tree_ssa): Adjust.
 780         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 781         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 782         (compute_tag_properties): Likewise.
 783         (set_initial_properties): Likewise.
 784         (find_partition_for): Likewise.
 785         (update_reference_counts): Likewise.
 786         (dump_may_aliases_for): Likewise.
 787         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 788         (add_call_clobber_ops): Likewise.
 789         (add_call_read_ops): Likewise.
 790         (get_asm_expr_operands): Likewise.
 791         * tree-into-ssa.c (dump_decl_set): Likewise.
 792         (update_ssa): Likewise.
 793         * tree-sra.c (scan_function): Likewise.
 794         (decide_instantiations): Likewise.
 795         (scalarize_parms): Likewise.
 796         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 797         (dsa_named_for): Likewise.
 798         * tree-ssa-structalias.c (update_alias_info): Likewise.
 799         (merge_smts_into): Likewise.
 800
 801 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
 802
 803         PR target/35258
 804         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
 805         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
 806         * alias.h (nonoverlapping_memrefs_p): Likewise.
 807
 808 2008-02-25  Jan Beulich  <jbeulich@novell.com>
 809
 810         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
 811         * config/i386/netware-libgcc.exp: Add __bswap?i2,
 812         __emultls_get_address, __emultls_register_common,
 813         __floatundi?f, and _Unwind_GetIPInfo.
 814         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
 815         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
 816         (gen_regparm_prefix): Likewise.
 817         (i386_nlm_encode_section_info): Sync with
 818         config/i386/winnt.c:i386_pe_encode_section_info().
 819         (i386_nlm_maybe_mangle_decl_assembler_name): New.
 820         i386_nlm_mangle_decl_assembler_name): New.
 821         (netware_override_options): New.
 822         * config/i386/netware.h (netware_override_options): Declare.
 823         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
 824         (i386_nlm_mangle_decl_assembler_name): Declare.
 825         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
 826
 827 2008-02-25  Ben Elliston  <bje@au.ibm.com>
 828
 829         PR other/32948
 830         * c-decl.c (grokdeclarator): Remove unused local variables
 831         `typedef_type' and `type_as_written'.
 832         * bb-reorder.c
 833         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
 834         unused local variable `has_hot_blocks'.
 835         (fix_crossing_conditional_branches): Remove unused local variable
 836         `prev_bb'.
 837
 838 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
 839
 840         PR middle-end/19984
 841         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
 842         using DEF_C99_BUILTIN.
 843         (BUILT_IN_NANF): Ditto.
 844         (BUILT_IN_NANL): Ditto.
 845
 846 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
 847             Revital Eres  <eres@il.ibm.com>
 848
 849         * modulo-sched.c (calculate_must_precede_follow): Address TODO
 850         regarding the order of two dependent insns in the same row.
 851
 852 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
 853
 854         * stor-layout.c (layout_decl): Do not bump the alignment of a
 855         bit-field to more than byte alignment if it is packed.
 856
 857 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
 858
 859         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
 860         e300c2 and e300c3.
 861
 862 2008-02-24  Diego Novillo  <dnovillo@google.com>
 863
 864         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
 865
 866         PR 33738
 867         * tree-vrp.c (vrp_evaluate_conditional): With
 868         -Wtype-limits, emit a warning when comparing against a
 869         constant outside the natural range of OP0's type.
 870         * c.opt (Wtype-limits): Move ...
 871         * common.opt (Wtype-limits): ... here.
 872
 873 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
 874
 875         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
 876         * config/rs6000/e300c2c3.md: New file.
 877         * config/rs6000/rs6000.c (processor_costs): Add new costs for
 878         e300c2 and e300c3.
 879         (rs6000_override_options): Add e300c2 and e300c3 cases to
 880         processor_target_table. Do not allow usage of Altivec or Spe
 881         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
 882         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
 883         * config/rs6000/rs6000.h (processor_type): Add
 884         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
 885         (ASM_CPU_SPEC): Add e300c2 and e300c3.
 886         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
 887         and ppce300c3. Include e300c2c3.md.
 888
 889 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
 890
 891         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
 892         instead of TARGET_STRICT_ALIGN.
 893
 894 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
 895
 896         * explow.c (memory_address): Assert that the generated address is
 897         valid.
 898
 899 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 900
 901         PR target/25477
 902         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
 903         * config/darwin-ppc-ldouble-patch.def: New file.
 904         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
 905         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
 906         SUBTARGET_INIT_BUILTINS if defined.
 907         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
 908         New functions.
 909
 910 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 911
 912         PR rtl-opt/33512
 913         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
 914         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
 915
 916 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 917
 918         PR pch/35027
 919         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
 920         file" warning condtional on -Winvalid-PCH.
 921
 922 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
 923
 924         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
 925
 926 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
 927
 928         PR target/22076
 929         PR target/34256
 930         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
 931         prevent reload from using MMX registers.
 932         (*mov<mode>_internal): Ditto.
 933         (*movv2sf_internal_rex64): Ditto.
 934         (*movv2sf_internal): Ditto.
 935
 936 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 937
 938         PR documentation/31569
 939         * doc/install.texi2html: Use makeinfo --no-number-sections.
 940
 941 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 942
 943         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
 944         ensure that we can address an entire entity > 8 bytes.  Don't
 945         generate reg+reg addressing for such data.
 946
 947 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 948
 949         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
 950         strings when optimizing for size, unless the target cares about
 951         alignment.
 952
 953 2008-02-22  Tom Tromey  <tromey@redhat.com>
 954
 955         * regclass.c (current_pass): Remove declaration.
 956
 957 2008-02-22  Anatoly Sokolov <aesok@post.ru>
 958
 959         * config/avr/libgcc.S (__RAMPZ__): Define.
 960         (__do_copy_data): Add for devices with 128KB code memory.
 961
 962 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 963
 964         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 965         Use spe_abi.
 966         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
 967
 968 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
 969
 970         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
 971         GENNONACR_REGS.
 972
 973 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 974
 975         PR c/19999
 976         * c-typeck.c (build_binary_op): Warn about floating point
 977         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
 978
 979 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
 980
 981         PR target/34526
 982         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
 983         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
 984         add vrsave.
 985         (rs6000_override_options): Set altivec_abi as default, not override,
 986         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
 987         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
 988         is used; use new member spe_abi.
 989         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
 990         spe_abi and altivec_abi.
 991
 992 2008-02-22  Tomas Bily  <tbily@suse.cz>
 993
 994         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
 995
 996 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 997
 998         PR bootstrap/35273
 999         * config.build (build_file_translate): Set to `CMD //c' only if
1000         it works.
1001         * Makefile.in (build_file_translate): Improve comment.
1002
1003 2008-02-21  Jan Hubicka  <jh@suse.cz>
1004
1005         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1006         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1007         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1008
1009 2008-02-21  Michael Matz  <matz@suse.de>
1010
1011         PR target/35264
1012         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1013
1014 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1015
1016         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1017         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1018         as insn constraint.
1019         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1020         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1021         SSE_VEC_FLOAT_MODE_P as insn constraint.
1022         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1023         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1024         sse4a_movntdf using MODEF mode iterator.
1025         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1026         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1027         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1028         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1029         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1030         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1031         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1032
1033 2008-02-21  Richard Guenther  <rguenther@suse.de>
1034
1035         * tree.def (PAREN_EXPR): New tree code.
1036         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1037         and PAREN_EXPR.
1038         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1039         * expr.c (expand_expr_real_1): Likewise.
1040         * tree-inline.c (estimate_num_insns_1): Likewise.
1041         * tree-complex.c (expand_complex_move): Likewise.
1042         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1043         as plain x.
1044
1045 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1046
1047         PR target/35225
1048         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1049
1050 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1051
1052         PR target/35190
1053         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1054
1055         * config/sh/sh.c (find_barrier): Don't go past
1056         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1057
1058 2008-02-20  DJ Delorie  <dj@redhat.com>
1059
1060         * config/h8300/h8300.md (insv): Force source operand to be a register.
1061
1062         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1063         as a jump, not as a plain insn.
1064
1065 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1066
1067         * doc/invoke.texi (Warning Options): Add new option
1068         -Wframe-larger-than=.
1069         (-Wframe-larger-than): Document.
1070
1071         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1072         Add declarations for new option variables.
1073
1074         * final.c (final_start_function): Check the frame size
1075         before emission and issue a Wframe-larger-than warning.
1076
1077         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1078         Add definitions for new option variables.
1079         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1080
1081         * common.opt (Wframe-larger-than=): New option.
1082
1083 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1084
1085         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1086         (<sse>_div<mode>3): Ditto.
1087         (<sse>_vmdiv<mode>3): Ditto.
1088         (<sse>_vmsqrt<mode>2): Ditto.
1089         (*smax<mode>3): Ditto.
1090         (sse5_frcz<mode>2): Ditto.
1091         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1092         as insn constraint.
1093
1094 2008-02-20  Richard Guenther  <rguenther@suse.de>
1095
1096         PR middle-end/35265
1097         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1098         be happy with INTEGRAL_TYPE_P.
1099
1100 2008-02-20  Richard Guenther  <rguenther@suse.de>
1101
1102         * fold-const.c (split_tree): Associate floatig-point expressions
1103         if flag_associative_math is set.
1104
1105 2008-02-20  Richard Guenther  <rguenther@suse.de>
1106
1107         * tree.h (fold_real_zero_addition_p): Declare.
1108         * fold-const.c (fold_real_zero_addition_p): Export.
1109         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1110         floating-point operations with zero and one.
1111
1112 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1113
1114         * doc/install.texi: Correct references to CFLAGS, replacing them
1115         with BOOT_CFLAGS.  Document flags used during bootstrap for
1116         target libraries.
1117
1118 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1119
1120         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1121         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1122         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1123         insn constraint.
1124         (smin<mode>3): Ditto from similar patterns.
1125         (smax<mode>3): Ditto.
1126         (*ieee_smin<mode>3): Ditto.
1127         (*ieee_smax<mode>3): Ditto.
1128         * config/i386/sse.md (sse): New mode attribute.
1129         (mov<mode>): Macroize expander from movv4sf and movv2df using
1130         SSEMODEF2P mode iterator.
1131         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1132         SSE_VEC_FLOAT_MODE_P as insn constraint.
1133         (storent<mode>): Ditto.
1134         (storent<mode>): Macroize expander from storentsf and storentdf using
1135         MODEF mode iterator.
1136         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1137         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1138         (abs<mode>2): Ditto from similar patterns.
1139         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1140         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1141         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1142         (<sse>_vmsqrt<mode>2): Ditto.
1143         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1144         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1145         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1146         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1147         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1148         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1149         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1150         insn constraint.
1151         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1152         iterator and SSE_FLOAT_MODE_P as insn constraint.
1153         (<sse>_ucomi): Ditto from similar patterns.
1154         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1155         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1156         SSE_VEC_FLOAT_MODE_P as insn constraint.
1157         (vcond<mode>): Ditto from similar patterns.
1158         (and<mode>3, *and<mode>3): Ditto.
1159         (<sse>_nand<mode>3): Ditto.
1160         (ior<mode>3, *ior<mode>3): Ditto.
1161         (xor<mode>3, *xor<mode>3): Ditto.
1162         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1163         iterator and SSE_FLOAT_MODE_P as insn constraint.
1164         (*nand<mode>3): Ditto from similar patterns.
1165         (*ior<mode>3): Ditto.
1166         (*xor<mode>3): Ditto.
1167
1168 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1169
1170         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1171         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1172         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1173
1174 2008-02-19  Jan Hubicka  <jh@suse.cz>
1175
1176         * predict.c (tree_bb_level_predictions): Remove variable next
1177         mistakely introduced by previous commit.
1178
1179 2008-02-19  Jan Hubicka  <jh@suse.cz>
1180
1181         * predict.c (predict_paths_leading_to): Rewrite.
1182         (predict_paths_for_bb): New.
1183         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1184
1185 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1186
1187         PR bootstrap/35218
1188         * Makefile.in (build_file_translate): New.
1189         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1190         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1191         * configure.ac (build_file_translate): Substitute it.
1192         * configure: Regenerate.
1193
1194 2008-02-19  Jan Hubicka  <jh@suse.cz>
1195
1196         PR rtl-optimization/34408
1197         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1198         invalid sharing.
1199
1200 2008-02-19  Jan Hubicka  <jh@suse.cz>
1201
1202         PR middle-end/28779
1203         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1204         call_expr.
1205
1206 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1207
1208         PR Ada/35186
1209         * config/i386/i386-modes.def: Revert the last DI alignment
1210         change until Ada people can look into it.
1211
1212 2008-02-19  Nick Clifton  <nickc@redhat.com>
1213
1214         * opts.c (print_specific_help): Fix typo in --help text.
1215
1216 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1217
1218         PR target/35239
1219         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1220         32-bit inline asm without asm alternatives for host GCC < 3.0.
1221
1222 2008-02-19  Richard Guenther  <rguenther@suse.de>
1223
1224         PR tree-optimization/34989
1225         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1226         Allow propagation to INDIRECT_REF if we can simplify only.
1227
1228 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1229
1230         * c-common.c (warn_for_collisions_1): Use appropriate option when
1231         warning.
1232
1233 2008-02-19  Nick Clifton  <nickc@redhat.com>
1234
1235         PR other/31349
1236         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1237         (handle_options): Fix indentation.
1238         (print_filtered_help): If no language-specific options were
1239         displayed tell the user how to list all the options supported by
1240         the language's front-end.
1241         (print_specific_help): Fix indentation and remove duplicate line.
1242         (common_handle_option): Handle the -v option.
1243         For --help enable the display of undocumented options if the -v
1244         switch has been included on the command line.
1245         For --help= check for overlaps in the arguments between the option
1246         classes and the language names and issue a warning when they
1247         cannot be disambiguated.
1248         * c.opt (v): Pass on to the common option handler.
1249
1250 2008-02-19  Revital Eres  <eres@il.ibm.com>
1251
1252         * modulo-sched.c (sms_schedule): Change dump message when
1253         create_ddg function fails.
1254         (try_scheduling_node_in_cycle): Rename row to cycle.
1255         (print_partial_schedule): Rename CYCLE to ROW.
1256
1257 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1258             Zdenek Dvorak  <ook@ucw.cz>
1259
1260         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1261
1262 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1263
1264         PR target/33555
1265         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1266         (*x86_movdicc_0_m1_se): Ditto.
1267
1268 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1269
1270         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1271         (CMPtype): Define as __gcc_CMPtype.
1272         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1273         (CMPtype): Define as __gcc_CMPtype.
1274
1275 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1276
1277         Support valgrind 3.3 for --enable-checking=valgrind.
1278         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1279         here.
1280         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1281         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1282         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1283         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1284         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1285         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1286         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1287         respectively.
1288         * ggc-zone.c: Similar.
1289         * ggc-page.c: Similar.
1290
1291 2008-02-19  Paul Brook  <paul@codesourcery.com>
1292
1293         PR target/35071
1294         * config/arm/ieee754-df.S: Fix do_it typo.
1295         * config/arm/ieee754-sf.S: Fix do_it typo.
1296
1297 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1298
1299         PR target/35189
1300         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1301         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1302         (OPTION_MASK_ISA_SSE_SET): Likewise.
1303         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1304         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1305         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1306         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1307         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1308         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1309         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1310         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1311         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1312         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1313         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1314         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1315         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1316         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1317         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1318         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1319         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1320         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1321         (OPTION_MASK_ISA_SSE4): Removed.
1322         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1323         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1324         -mXXX.
1325         (override_options): Don't turn on implied SSE/MMX bits in
1326         ix86_isa_flags.
1327
1328 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1329
1330         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1331         32bit host.
1332
1333 2008-02-18  Joey Ye  <joey.ye@intel.com>
1334
1335         PR middle-end/34921
1336         * tree-nested.c (insert_field_into_struct): Set type alignment
1337         to field alignment if the former is less than the latter.
1338
1339 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1340
1341         * BASE-VER: Set to 4.4.0.
1342
1343 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1344
1345         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1346         * doc/cfg.texi: Likewise.
1347         * doc/extend.texi: Likewise.
1348         * doc/gty.texi: Likewise.
1349         * doc/invoke.texi: Likewise.
1350         * doc/loop.texi: Likewise.
1351         * doc/md.texi: Likewise.
1352         * doc/passes.texi: Likewise.
1353         * doc/rtl.texi: Likewise.
1354         * doc/sourcebuild.texi: Likewise.
1355         * doc/tm.texi: Likewise.
1356         * doc/tree-ssa.texi: Likewise.
1357
1358 2008-02-17  Richard Guenther  <rguenther@suse.de>
1359
1360         PR middle-end/35227
1361         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1362         without default definition.
1363
1364 2008-02-17  Richard Guenther  <rguenther@suse.de>
1365
1366         PR tree-optimization/35231
1367         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1368         if A | B != 1.
1369
1370 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1371
1372         Revert:
1373
1374         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1375         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1376         libgcc_cmp_return mode.
1377
1378 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1379
1380         PR c/28368
1381         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1382
1383 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1384
1385         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1386         multilibs.
1387
1388 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1389
1390         * doc/c-tree.texi: Use `@.' where appropriate.
1391         * doc/extend.texi: Likewise.
1392         * doc/install.texi: Likewise.
1393         * doc/invoke.texi: Likewise.
1394         * doc/loop.texi: Likewise.
1395         * doc/makefile.texi: Likewise.
1396         * doc/md.texi: Likewise.
1397         * doc/passes.texi: Likewise.
1398         * doc/standards.texi: Likewise.
1399         * doc/tm.texi: Likewise.
1400
1401 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1402
1403         PR middle-end/35196
1404         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1405         in entry_bb.
1406         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1407         rather than in entry_bb.
1408
1409 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1410
1411         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1412         libgcc_cmp_return mode.
1413
1414 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1415
1416         PR middle-end/35130
1417         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1418         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1419
1420 2008-02-15  Richard Guenther  <rguenther@suse.de>
1421             Zdenek Dvorak  <ook@ucw.cz>
1422
1423         PR tree-optimization/35164
1424         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1425         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1426         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1427         Only propagate addresses which do not have abnormal SSA_NAMEs
1428         in their operands.
1429
1430 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1431
1432         PR target/35088
1433         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1434
1435 2008-02-15  Jan Hubicka  <jh@suse.cz>
1436
1437         PR middle-end/35149
1438         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1439
1440 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1441
1442         PR middle-end/34621
1443         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1444         when calculating alignment_pad.
1445
1446 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1447
1448         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1449         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1450         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1451         and STACK_BOUNDARY define.
1452
1453 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1454
1455         PR preprocessor/35061
1456         * c-pragma.c (handle_pragma_pop_macro): Check that
1457         pushed_macro_table has been allocated.
1458
1459 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1460
1461         PR middle-end/35136
1462         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1463         (force_gimple_operand): Likewise.
1464         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1465         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1466         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1467         (find_interesting_uses_address): Check addressability and alignment
1468         of the base expression only after substituting bases of IVs into it.
1469
1470 2008-02-14  Michael Matz  <matz@suse.de>
1471
1472         PR target/34930
1473         * function.c (instantiate_virtual_regs_in_insn): Reload address
1474         before falling back to reloading the whole operand.
1475
1476 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1477
1478         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1479         before the first section switch note.
1480
1481 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1482
1483         * doc/bugreport.texi: Update copyright years.
1484         * doc/c-tree.texi: Likewise.
1485         * doc/cfg.texi: Likewise.
1486         * doc/cpp.texi: Likewise.
1487         * doc/cppinternals.texi: Likewise.
1488         * doc/fragments.texi: Likewise.
1489         * doc/frontends.texi: Likewise.
1490         * doc/gcc.texi: Likewise.
1491         * doc/gty.texi: Likewise.
1492         * doc/hostconfig.texi: Likewise.
1493         * doc/implement-c.texi: Likewise.
1494         * doc/libgcc.texi: Likewise.
1495         * doc/loop.texi: Likewise.
1496         * doc/makefile.texi: Likewise.
1497         * doc/options.texi: Likewise.
1498         * doc/passes.texi: Likewise.
1499         * doc/rtl.texi: Likewise.
1500         * doc/sourcebuild.texi: Likewise.
1501         * doc/standards.texi: Likewise.
1502         * doc/tree-ssa.texi: Likewise.
1503         * doc/trouble.texi: Likewise.
1504
1505         * doc/extend.texi: Use @: or add comma where appropriate.
1506         * doc/invoke.texi: Likewise.
1507         * doc/tm.texi: Likewise.
1508
1509 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1510
1511         PR target/34393
1512         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1513         to a reg.
1514
1515 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1516
1517         * doc/md.texi (clz, ctz): Add reference.
1518         * doc/rtl.texi (clz, ctz): Likewise.
1519
1520 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1521
1522         PR other/35148
1523         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1524         srcdir.
1525
1526 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1527
1528         * config/s390/s390.c (struct constant_pool): New field
1529         emit_pool_after added.
1530         (s390_mainpool_start): Set the emit_pool_after flag according
1531         to the section switch notes.
1532         (s390_mainpool_finish): Consider emit_pool_after when emitting
1533         the literal pool at the end of the function.
1534         (s390_chunkify_start): Force literal pool splits at section
1535         switch notes.
1536
1537 2008-02-13  Michael Matz  <matz@suse.de>
1538
1539         PR debug/35065
1540         * var-tracking.c (clobber_variable_part): Correctly traverse the
1541         list.
1542
1543 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1544
1545         PR 29673
1546         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1547         Add -fdump-ipa-inline.
1548         * tree-dump.c (dump_files): Remove tree-inlined dump.
1549         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1550
1551 2008-02-12  Richard Guenther  <rguenther@suse.de>
1552
1553         PR tree-optimization/35171
1554         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1555         default defs.
1556
1557 2008-02-12  Richard Guenther  <rguenther@suse.de>
1558
1559         PR middle-end/35163
1560         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1561         value-preserving mode.  Disallow final truncation.
1562
1563 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1564
1565         PR middle-end/35136
1566         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1567         code from here to...
1568         (force_gimple_operand): ...here.
1569
1570 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
1571
1572         PR c++/35144
1573         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1574         non-compatible pointers.
1575         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1576         different FIELD_DECLs, try harder by comparing field offsets, sizes
1577         and types.
1578
1579         PR inline-asm/35160
1580         * function.c (match_asm_constraints_1): Don't replace the same input
1581         multiple times.
1582
1583 2008-02-12  Anatoly Sokolov <aesok@post.ru>
1584
1585         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1586         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1587         (expand_epilogue): Restore RAMPZ register.
1588         * config/avr/avr.md (RAMPZ_ADDR): New constant.
1589
1590 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
1591
1592         * config/i386/cygwin.asm: (__alloca): Correct calling
1593         convention and alignment.
1594         (__chkstk): Force 8 byte stack alignment.
1595
1596 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
1597             Richard Guenther  <rguenther@suse.de>
1598
1599         PR tree-optimization/33992
1600         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1601         the zero we compare against.
1602
1603 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1604
1605         PR libfortran/35063
1606         * gthr-win32.h (__gthread_mutex_destroy_function): New function
1607         to CloseHandle after unlocking to prevent accumulation of handle
1608         count.
1609
1610 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1611
1612         PR middle_end/34150
1613         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1614         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
1615         and update LABEL_NUSES during and after reload.
1616
1617 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
1618
1619         PR middle-end/34627
1620         * combine.c (simplify_if_then_else): Make sure the comparison is
1621         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1622
1623 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
1624
1625         PR bootstrap/35051
1626         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1627         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1628         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1629         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1630         * tree.h (get_type_static_bounds): Likewise.
1631
1632 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1633
1634         * doc/invoke.texi (Option Summary, C++ Dialect Options)
1635         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1636         Make -Wfoo language annotations match what the compiler outputs.
1637
1638 2008-02-08  Sa Liu  <saliu@de.ibm.com>
1639
1640         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1641         intrinsics spu_convts, spu_convtu, spu_convtf.
1642         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1643
1644 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
1645
1646         * doc/extend.texi (Function Attributes) <noinline>: Mention
1647         asm ("") as method to keep calls.
1648
1649 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1650
1651         PR other/32754
1652         * doc/options.texi (Options): Replace references to opts.sh with
1653         optc-gen.awk.
1654         * opts-common.c: Likewise.
1655         * optc-gen.awk: Likewise.
1656
1657 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1658
1659         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1660
1661 2008-02-07  Richard Henderson  <rth@redhat.com>
1662
1663         PR rtl-opt/33410
1664         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1665         EXPR_LIST for the REG_EQUAL instead of a comparison with a
1666         funny mode.
1667
1668 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
1669
1670         PR tree-optimization/35085
1671         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1672         for operand entry oe2 in addition to operand entry oe3 in order to
1673         expose more opportunities for vectorizer sum reduction.
1674
1675 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1676
1677         PR other/35107
1678         * Makefile.in (LIBS): Remove $(GMPLIBS).
1679         (cc1-dummy, cc1): Add $(GMPLIBS).
1680
1681 2008-02-06  Jan Hubicka  <jh@suse.cz>
1682
1683         PR target/23322
1684         * i386.md (moddf_integer): Do not produce partial memory stalls for
1685         targets where it hurts.
1686
1687 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
1688
1689         PR target/35083
1690         * optabs.c (expand_float): Do not check for decimal modes when
1691         expanding unsigned integer through signed conversion.
1692
1693 2008-02-06  Nick Clifton  <nickc@redhat.com>
1694
1695         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1696         inside the clobber with a match_operand and duplicated operand
1697         number in the constraint.
1698         (ineqbranchsi): Delete redundant comment.
1699
1700 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
1701
1702         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1703         builtin_define ("__USE_INIT_FINI__").
1704         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1705         -msx multilibs.
1706         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1707
1708 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1709
1710         PR documentation/30330
1711         * doc/invoke.texi (C++ Dialect Options)
1712         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1713         For each warning option -Wfoo that allows -Wno-foo, ensure both
1714         -Wfoo and -Wno-foo are listed in the option index.  Fix index
1715         entry of -Wswitch-default, index -Wnormalized= including the
1716         `=', and -Wlarger-than-@var{len} including @var{len}.
1717
1718 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1719
1720         * config/i386/i386.md (floatunssisf2): Use
1721         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1722         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1723         Macroize expander using MODEF mode iterator.
1724
1725 2008-02-05  Diego Novillo  <dnovillo@google.com>
1726
1727         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1728
1729         PR 33738
1730         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1731
1732 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1733
1734         PR other/35070
1735         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1736
1737 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
1738
1739         PR target/35084
1740         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1741         to indicate if a message should be generated.
1742         (init_cumulative_args): Updated.
1743         (function_value_32): Likewise.
1744
1745 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
1746
1747         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1748
1749 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1750
1751         PR target/35083
1752         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1753         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1754
1755 2008-02-04  Diego Novillo  <dnovillo@google.com>
1756
1757         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1758
1759         PR 33738
1760         * tree-vrp.c (vrp_evaluate_conditional): With
1761         -Wtype-limits, emit a warning when comparing against a
1762         constant outside the natural range of OP0's type.
1763
1764 2008-02-04  Richard Guenther  <rguenther@suse.de>
1765
1766         PR middle-end/33631
1767         * expr.c (count_type_elements): Give for unions instead of
1768         guessing.
1769
1770 2008-02-04  Richard Guenther  <rguenther@suse.de>
1771
1772         PR middle-end/35043
1773         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1774         to TYPE_DOMAINs base type instead of using bitsizetype here.
1775
1776 2008-02-03  Jason Merrill  <jason@redhat.com>
1777
1778         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1779
1780 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1781
1782         PR other/29972
1783         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1784         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1785         (RS/6000 and PowerPC Options): Fix typos and markup.
1786         * doc/passes.texi (Tree-SSA passes): Likewise.
1787
1788 2008-02-02  Michael Matz  <matz@suse.de>
1789
1790         PR target/35045
1791         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1792         from record_last_reg_set_info.
1793         (record_last_reg_set_info): Take an RTX argument, iterate over all
1794         constituent hardregs.
1795         (record_last_set_info, record_opr_changes): Change calls to
1796         new signature or to record_last_reg_set_info_regno.
1797
1798 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1799
1800         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1801
1802 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
1803
1804         PR rtl-optimization/34773
1805         * reg-notes.def (EQUAL): Mention significance of combination of
1806         REG_EQUAL and REG_RETVAL.
1807         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1808         insn that has a REG_RETVAL.
1809
1810 2008-02-01  Roger Sayle  <roger@eyesopen.com>
1811
1812         PR bootstrap/33781
1813         * configure.ac (--enable-fixed-point): Disable unless explicitly
1814         requested on IRIX.
1815         * configure: Regenerate.
1816
1817 2008-02-01  Richard Guenther  <rguenther@suse.de>
1818
1819         PR other/35042
1820         * invoke.texi (-finline-limit): Remove no longer true parts
1821         of the documentation.  Note that there is no default value.
1822
1823 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
1824             Mark Mitchell  <mark@codesourcery.com>
1825             Ben Elliston  <bje@au.ibm.com>
1826
1827         PR c/29326
1828         * doc/extend.texi (Other Builtins): Document.
1829
1830 2008-01-31  Tom Browder <tom.browder@gmail.com>
1831
1832         * doc/c-tree.texi (Types): Fix grammar.
1833         (Expression trees): Ditto.
1834         * doc/passes.texi (Tree-SSA passes): Ditto.
1835
1836         * doc/configterms.texi (Configure Terms): Fix typo.
1837         * doc/cpp.texi (Common Predefined Macros): Ditto.
1838         * doc/md.texi (Machine Constraints): Ditto.
1839
1840         * doc/makefile.texi (Makefile): Add comma.
1841
1842 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1843             Gerald Pfeifer  <gerald@pfeifer.com>
1844
1845         * doc/sourcebuild.texi (Front End): Remove references to CVS
1846         and CVSROOT/modules.
1847         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1848         (Back End): Remove reference to CVS.
1849
1850 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1851
1852         PR target/34900
1853         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1854         comment from...
1855         (mips16_gp_pseudo_reg): ...here.
1856         * config/mips/mips.md (load_const_gp): Replace with...
1857         (load_const_gp_<mode>): ...this :P-based insn.
1858
1859 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1860
1861         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1862         options. Minor fixes.
1863         (-std): Move reference to standards closer to where language
1864         standards are first mentioned.
1865
1866 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1867
1868         PR rtl-optimization/34995
1869         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1870         parameter and return a bool.  If the rtx parameter is nonnull,
1871         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1872         (find_reloads): Update call accordingly.  Pass the new operand
1873         if it needed no address reloads, otherwise pass null.
1874
1875 2008-01-30  Richard Henderson  <rth@redhat.com>
1876
1877         PR c/34993
1878         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1879         for unbounded arrays.
1880
1881 2008-01-30  Silvius Rus  <rus@google.com>
1882
1883         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1884
1885 2008-01-30  Jan Hubicka  <jh@suse.cz>
1886
1887         PR target/34982
1888         * i386.c (init_cumulative_args): Use real function declaration when
1889         calling locally.
1890
1891 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1892
1893         PR rtl-optimization/34998
1894         * global.c (build_insn_chain): Treat non-subreg_lowpart
1895         SUBREGs of pseudos as clobbering all the words covered by the
1896         SUBREG, not just all the bytes.
1897         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1898         original df_ref rather than an extract parameter.
1899         (global_conflicts): Update call accordingly.
1900
1901 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1902
1903         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1904         the overflow check to make it easier to read.
1905         (__fixtfdi): Change the type of the ll member in union
1906         long_double to UDItype_x.
1907
1908 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1909
1910         PR middle-end/34969
1911         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1912         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1913         * tree-inline.c (fold_marked_statements): Call
1914         cgraph_update_edges_for_call_stmt if folding a call statement.
1915         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1916         debug_generic_stmt calls, reset it back afterwards.
1917
1918         PR c/35017
1919         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1920         static decls.
1921         * c-typeck.c (build_external_ref): Don't pedwarn about
1922         static vars in current function's scope.
1923
1924 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
1925
1926         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1927
1928 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
1929
1930         PR c/35002
1931         * ipa-struct-reorg.c: Fix spelling.
1932         * params.def: Ditto.
1933
1934 2008-01-29  Richard Guenther  <rguenther@suse.de>
1935
1936         PR middle-end/35006
1937         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1938         field.
1939         * tree-inline.c (remap_type): Increment remapping_type_depth
1940         around remapping types.
1941         (copy_body_r): Only add referenced variables if they are referenced
1942         from code, not types.
1943
1944 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
1945
1946         PR c++/34055
1947         PR c++/34103
1948         PR c++/34219
1949         PR c++/34606
1950         PR c++/34753
1951         PR c++/34754
1952         PR c++/34755
1953         PR c++/34919
1954         PR c++/34961
1955         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1956         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1957
1958 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
1959
1960         PR target/34412
1961         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1962         pointer for tiny stack.
1963
1964 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1965
1966         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1967
1968 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1969
1970         * config/vx-common.h: Fix typo in comment.
1971
1972 2008-01-28  Ian Lance Taylor  <iant@google.com>
1973
1974         PR c++/34862
1975         PR c++/33407
1976         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1977         coalesce pointers if they have different DECL_NO_TBAA_P values.
1978         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1979         between variables with different DECL_NO_TBAA_P values.
1980
1981 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
1982
1983         PR 31535
1984         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1985         are not legitimate small data references on SPE targets.
1986
1987 2008-01-28  David Daney  <ddaney@avtrex.com>
1988
1989         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1990
1991 2008-01-28  David Daney  <ddaney@avtrex.com>
1992
1993         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
1994
1995 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
1996
1997         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1998         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1999         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2000         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2001         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2002         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2003         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2004         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2005
2006 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2007
2008         * basic-block.h (condjump_equiv_p): Fix comment.
2009
2010 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2011
2012         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2013         print_generic_stmt_indented): Fix comment.
2014
2015 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2016
2017         * configure.ac (__stack_chk_fail): Add detecion for availability
2018         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2019         * configure: Regenerate.
2020
2021 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2022
2023         PR middle-end/34688
2024         * final.c (output_addr_const): Handle TRUNCATE.
2025
2026 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2027
2028         PR target/34711
2029         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2030         (zero_cost, infinite_cost): New constants.
2031         (struct cost_pair): Change type of cost to comp_cost.
2032         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2033         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2034         New functions.
2035         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2036         split_address_cost, ptr_difference_cost, difference_cost,
2037         get_computation_cost_at, get_computation_cost,
2038         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2039         determine_use_iv_cost_condition, determine_use_iv_costs,
2040         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2041         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2042         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2043         Change type of cost to comp_cost.
2044         (determine_iv_cost): Increase cost of non-original ivs, instead
2045         of decreasing the cost of original ones.
2046         (get_address_cost): Indicate the complexity of the addressing mode
2047         in comp_cost.
2048         (try_add_cand_for): Prefer using ivs not specific to some object.
2049         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2050
2051 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2052             Janis Johnson  <janis187@us.ibm.com>
2053
2054         PR target/34814
2055         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2056         (TARGET_INSTANTIATE_DECLS): Likewise.
2057         * target.h (expand_to_rtl_hook): New target hook.
2058         (instantiate_decls): Likewise.
2059         * function.c (instantiate_decl): Make non-static.  Rename to...
2060         (instantiate_decl_rtl): ... this.
2061         (instantiate_expr): Use instantiate_decl_rtl.
2062         (instantiate_decls_1): Likewise.
2063         (instantiate_decls): Likewise.
2064         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2065         * function.h (instantiate_decl_rtl): Add prototype.
2066         * cfgexpand.c (target.h): New include.
2067         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2068         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2069         (TARGET_INSTANTIATE_DECLS): Likewise.
2070         (TARGET_INITIALIZER): New target hooks added.
2071         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2072         New prototype.
2073         * config/rs6000/rs6000.c (tree-flow.h): New include.
2074         (machine_function): Add sdmode_stack_slot field.
2075         (rs6000_alloc_sdmode_stack_slot): New function.
2076         (rs6000_instantiate_decls): Likewise.
2077         (rs6000_secondary_memory_needed_rtx): Likewise.
2078         (rs6000_check_sdmode): Likewise.
2079         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2080         (TARGET_INSTANTIATE_DECLS): Likewise.
2081         (rs6000_hard_regno_mode_ok): Allow SDmode.
2082         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2083         (rs6000_emit_move): Handle SDmode.
2084         (function_arg_advance): Likewise.
2085         (function_arg): Likewise.
2086         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2087         SDmode var args for 32-bit compiles.
2088         (rs6000_secondary_reload_class): Handle SDmode.
2089         (rs6000_output_function_epilogue): Likewise.
2090         (rs6000_function_value): Simplify if statement.
2091         (rs6000_libcall_value): Likewise.
2092         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2093         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2094         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2095         (movsd_hardfloat): New define_insn.
2096         (movsd_softfloat): Likewise.
2097         (movsd_store): Likewise.
2098         (movsd_load): Likewise.
2099         (extendsddd2): Likewise.
2100         (extendsdtd2): Likewise.
2101         (truncddsd2): Likewise.
2102         (movdd_hardfloat64): Fixup comment.
2103         (UNSPEC_MOVSD_LOAD): New constant.
2104         (UNSPEC_MOVSD_STORE): Likewise.
2105
2106 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2107
2108         PR c++/34965
2109         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2110         TRUTH_XOR_EXPR.
2111         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2112         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2113         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2114         and TRUTH_XOR_EXPR.
2115
2116 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2117
2118         PR target/34794
2119         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2120         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2121         __LONGDOUBLE128 too.
2122         * config/rs6000/aix61.h: New file.
2123
2124 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2125
2126         PR rtl-optimization/34959
2127         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2128         popcount and parity rtxes the same mode as their operand.
2129         Truncate or extend the result to the return value's mode
2130         if necessary.
2131
2132 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2133
2134         PR target/34981
2135         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2136         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2137         to GOT_VERSION_REGNUM.
2138         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2139         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2140         * config/mips/mips.c (mips_emit_call_insn): New function.
2141         (mips_call_tls_get_addr): Call mips_expand_call directly.
2142         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2143         emit_call_insn.
2144         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2145         (mips_expand_call): Update the call to mips16_build_call_stub
2146         accordingly and a remove redundant condition.  Assert that MIPS16
2147         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2148         the call insn.
2149         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2150         TARGET_USE_GOT.
2151         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2152         (mips_avoid_hazard): Remove hazard_set handling.
2153         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2154         (UNSPEC_RESTORE_GP): ...this.
2155         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2156         (FAKE_CALL_REGNO): Rename to...
2157         (GOT_VERSION_REGNUM): ...this.
2158         (type): Add "ghost" value.  Add an associated insn reservation.
2159         (hazard_set): Remove.
2160         (exception_receiver): Rename to...
2161         (restore_gp): ...this and update the unspec identifier accordingly.
2162         (exception_receiver, nonlocal_got_receiver): New expanders.
2163         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2164         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2165         (set_got_version, update_got_version): New patterns.
2166
2167 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2168
2169         PR target/34970
2170         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2171
2172 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2173
2174         PR other/31955
2175         * doc/install.texi2html: Generate gcc-vers.texi.
2176
2177 2008-01-25  DJ Delorie  <dj@redhat.com>
2178
2179         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2180
2181 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2182
2183         * config/c4x: Remove directory.
2184         * config.gcc (crx-*, mt-*): Mark obsolete.
2185         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2186         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2187         sh-*-rtemscoff*): Remove cases.
2188         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2189         * real.c (encode_c4x_single, decode_c4x_single,
2190         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2191         c4x_extended_format): Remove.
2192         * real.h (c4x_single_format, c4x_extended_format): Remove.
2193         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2194         on C4x.
2195         (Pragmas): Remove comment about c4x pragmas.
2196         * doc/install.texi (c4x): Remove target-specific instructions.
2197         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2198         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2199         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2200         refer to C4x source files as examples.
2201         (C4X_FLOAT_FORMAT): Remove documentation.
2202
2203 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2204
2205         * config/bfin/bfin.c (override_options): Reorder tests so that
2206         flag_pic gets enabled for -msep-data.
2207
2208 2008-01-25  Richard Guenther  <rguenther@suse.de>
2209
2210         PR middle-end/32244
2211         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2212         to its bitfield precision if required.
2213
2214 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2215
2216         PR middle-end/33880
2217         * tree-nested.c (walk_omp_for): New function.
2218         (convert_nonlocal_reference, convert_local_reference): Call
2219         walk_omp_for on OMP_FOR.
2220         (convert_call_expr): Call walk_body on OMP_FOR's
2221         OMP_FOR_PRE_INIT_BODY.
2222
2223 2008-01-25  Richard Guenther  <rguenther@suse.de>
2224
2225         PR tree-optimization/34966
2226         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2227         default defs and PHI_NODEs we have to insert after the
2228         defining statement.
2229
2230 2008-01-24  Nick Clifton  <nickc@redhat.com>
2231
2232         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2233         Provide a default definition.
2234         (LIBGCC2_UNITS_PER_WORD): Likewise.
2235
2236         * config/stormy16/stormy16.c: Include df.h for the prototype
2237         for df_regs_ever_live_p.
2238         (xstormy16_expand_builtin_va_start): Convert the stack offset
2239         into a component_ref and then use POINTER_PLUS_EXPR to add it
2240         to the incoming_virtual_args_rtx.
2241         (xstormy16_gimplify_va_arg_expr): Rename to
2242         xstormy16_gimplify_va_arg_expr.
2243         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2244         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2245         xstormy16_gimplify_va_arg_expr.
2246         Fix up some formatting issues.
2247
2248         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2249         Move to predicates.md.
2250         (xs_hi_general_operand): Likewise.
2251         (xs_hi_nonmemory_operand): Likewise.
2252         * config/stormy16/predicates.md:
2253         (xstormy16_carry_plus_operand): New predicate.
2254         (xs_hi_general_operand): New predicate.
2255         (xs_hi_nonmemory_operand): New predicate.
2256         * config/stormy16/stormy16-protos.h:
2257         (xstormy16_carry_plus_operand): Delete prototype.
2258         (xs_hi_general_operand): Likewise.
2259         (xs_hi_nonmemory_operand): Likewise.
2260
2261         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2262         modifiers as they are no longer needed and they can trigger
2263         reload spill failures.
2264
2265         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2266         with a match_operand in order to help reload.
2267
2268         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2269         constraint with 'e' for the 8th alternative as this version of
2270         the mov.w instruction only accepts the lower 8 registers.
2271
2272 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2273
2274         PR target/34856
2275         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2276         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2277         vector elements.
2278
2279 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2280
2281         PR middle-end/33333
2282         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2283
2284 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2285
2286         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2287         New functions.
2288         (remove_structure): Update allocations list before removing structure.
2289
2290 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2291
2292         * ipa-struct-reorg.c (is_safe_cond_expr,
2293         create_new_stmts_for_cond_expr): Use integer_zerop function,
2294         that recognize not only zero-pointer, but zero-integer too.
2295
2296 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2297
2298         PR other/22232
2299         * fixproto: Escape "." in sed expression that strips leading "./".
2300
2301 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2302
2303         PR driver/34904
2304         * gcc.c (SWITCH_OK): Removed.
2305         (SWITCH_LIVE): Changed to bit.
2306         (SWITCH_FALSE): Likewise.
2307         (SWITCH_IGNORE): Likewise.
2308         (switchstr): Change live_cond to unsigned int.
2309         (process_command): Replace SWITCH_OK with 0.
2310         (do_self_spec): Likewise.
2311         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2312         (give_switch): Likewise.
2313         (used_arg): Likewise.
2314         (do_spec_1): Set the SWITCH_IGNORE bit.
2315         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2316         bits.  Set the SWITCH_LIVE bit.
2317
2318 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2319
2320         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2321
2322 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2323
2324         PR tree-optimization/34472
2325         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2326         parameter to a "bool *" and set *DATA to false if there is
2327         an unsafe access.  Do not delete the structure here.
2328         (check_cond_exprs): Delete it here instead.
2329         (check_cond_exprs, exclude_cold_structs): Do not increase
2330         I when removing a structure.
2331
2332 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2333
2334         PR target/34856
2335         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2336         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2337
2338 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2339
2340         PR middle-end/34934
2341         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2342         a fixed vector for stack.
2343
2344 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2345
2346         PR c++/25701
2347         * doc/gcc.texi (Software development): Add a direntry for g++.
2348
2349 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2350
2351         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2352         stale and straggling -fforce-addr comments above.
2353
2354         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2355         define.
2356         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2357         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2358
2359 2008-01-23  Michael Matz  <matz@suse.de>
2360
2361         PR debug/34895
2362         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2363         gen_type_die.
2364
2365 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2366
2367         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2368         malloc result type.
2369
2370 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2371
2372         * config/avr/avr.c (avr_current_arch): New variable.
2373         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2374         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2375         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2376         (avr_override_options): Init 'avr_current_arch'.
2377         (base_arch_s): Move from here...
2378         * config/avr/avr.h (base_arch_s): ... here. Add new members
2379         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2380         'mega' to 'have_jmp_call'.
2381         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2382         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2383         macros.
2384         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2385         architectures.
2386         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2387         MULTILIB_MATCHES): (Ditto.).
2388
2389 2008-01-23  Richard Guenther  <rguenther@suse.de>
2390
2391         PR middle-end/31529
2392         * cgraphunit.c (cgraph_reset_node): Always mark the node
2393         not reachable if it is not queued already.
2394
2395 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2396
2397         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2398         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2399         (cputype_selected): New static variable.
2400         (bfin_handle_option): Set it if -mcpu is used.
2401         (override_option): Select default set of workarounds if no cpu type
2402         selected on the command line.
2403         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2404
2405         From  Michael Frysinger  <michael.frysinger@analog.com>
2406         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2407         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2408
2409         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2410         for bf547, bf523, bf524, and bf526.
2411         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2412         bf526.
2413         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2414         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2415         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2416         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2417         * doc/invoke.texi (Blackfin Options): Document that
2418         -mcpu now accept bf547, bf523, bf524, and bf526.
2419
2420 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2421
2422         PR rtl-optimization/34628
2423         * combine.c (try_combine): Stop and undo after the first combination
2424         if an autoincrement side-effect on the first insn has effectively
2425         been lost.
2426
2427 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2428
2429         PR target/34529
2430         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2431         Offset addresses are not valid for Altivec or paired float modes.
2432
2433 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2434
2435         PR c++/34607
2436         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2437         if DECL_INITIAL (decl) is error_mark_node.
2438
2439         PR c++/34914
2440         * c-common.c (handle_vector_size_attribute): Only allow
2441         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2442         the same way as pointer, array etc. types.
2443         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2444
2445         PR c++/34917
2446         * tree.c (build_type_attribute_qual_variant): Call
2447         build_qualified_type if attributes are equal, but quals are not.
2448
2449 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2450
2451         PR 32102
2452         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2453         * flags.h (warn_strict_aliasing): Remove.
2454         (warn_strict_overflow): Remove.
2455         * opts.c (warn_strict_aliasing): Remove.
2456         (warn_strict_overflow): Remove.
2457         * c-opts.c (c_common_handle_option): -Wall only sets
2458         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2459         (c_common_post_options): Give default values to -Wstrict-aliasing
2460         and -Wstrict-overflow if they are uninitialized.
2461         * common.opt (Wstrict-aliasing): Specify Var and Init.
2462         (Wstrict-overflow): Likewise.
2463
2464 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2465
2466         PR rtl-optimization/26854
2467         PR rtl-optimization/34400
2468         PR rtl-optimization/34884
2469         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2470         DF_RD->gen.
2471         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2472         (df_rd_bb_info.expanded_lr_out): Deleted
2473         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2474         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2475         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2476         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2477         Removed code to allocate, initialize or free expanded_lr_out.
2478         (df_rd_bb_local_compute_process_def): Restructured to make more
2479         understandable.
2480         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2481         sets if the sets are being trimmed.
2482
2483 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2484
2485         PR bootstrap/32287
2486         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2487         (as_vers): Likewise.
2488         * configure: Regenerated.
2489
2490 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2491
2492         PR middle-end/33092
2493         * tree-pass.h (pass_build_alias): New pass.
2494         * tree-ssa-alias.c (gate_build_alias): New.
2495         (pass_build_alias): New.
2496         * passes.c (init_optimization_passes): Add pass_build_alias after
2497         pass_create_structure_vars.
2498
2499 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2500
2501         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2502         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2503         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2504         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2505         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2506         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2507         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2508         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2509         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2510         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2511         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2512         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2513         * config/s390/s390.md (FP_ALL): New mode iterator.
2514         (_d): New mode attribute.
2515         ("*signbit<mode>2>"): Changed mode of first operand.
2516         ("isinf<mode>2"): Changed mode of first operand.
2517         ("*TDC_insn"): Adaptation for DFP modes.
2518
2519 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2520
2521         * tree.c (check_qualified_type): Improve function description.
2522
2523 2008-01-21  Jason Merrill  <jason@redhat.com>
2524
2525         PR c++/34196
2526         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2527         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2528         if it is set.
2529
2530 2008-01-21  DJ Delorie  <dj@redhat.com>
2531
2532         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2533         return zero.
2534
2535 2008-01-21  Richard Guenther  <rguenther@suse.de>
2536
2537         PR middle-end/34856
2538         * tree-cfg.c (verify_expr): Allow all invariant expressions
2539         instead of just constant class ones as reference argument.
2540         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2541         like any other constant.
2542         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2543
2544 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2545
2546         * regmove.c (fixup_match_1): Update call crossed frequencies.
2547
2548 2008-01-21  Richard Guenther  <rguenther@suse.de>
2549
2550         PR c/34885
2551         * tree-inline.c (setup_one_parameter): Deal with mismatched
2552         types using a VIEW_CONVERT_EXPR.
2553
2554 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2555             Olga Golovanevsky  <olga@il.ibm.com>
2556
2557         PR tree-optimization/34701
2558         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2559         when the structure size is not a power of 2.
2560
2561 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
2562
2563         * doc/install.texi: Add doc for --enable-checking=df.
2564
2565 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2566
2567         PR rtl-optimization/34808
2568         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2569
2570 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2571
2572         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2573         input.
2574
2575 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
2576
2577         PR rtl-optimization/26854
2578         PR rtl-optimization/34400
2579         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2580         DF_RD->gen.
2581         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2582         (df_rd_bb_info.expanded_lr_out): New.
2583         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2584         * loop_iv.c (iv_analysis_loop_init): Ditto.
2585         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2586         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2587         Added code to allocate, initialize or free expanded_lr_out.
2588         (df_rd_bb_local_compute_process_def): Restructured to make
2589         more understandable.
2590         (df_rd_confluence_n): Add code to do nothing with fake edges and
2591         code to no apply invalidate_by_call sets if the sets are being trimmed.
2592         (df_lr_local_finalize): Renamed to df_lr_finalize.
2593         (df_live_local_finalize): Renamed to df_live_finalize.
2594
2595 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2596
2597         PR target/34831
2598         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2599         deciding whether to use reciprocal instructions.
2600
2601 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
2602
2603         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2604         dwarf2out_note_section_used if cold_text_section is NULL.
2605
2606 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
2607
2608         PR gcov-profile/34610
2609         * tree-cfg.c (make_edges): Mark both outgoing edges from
2610         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2611         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2612         from OMP_FOR and OMP_CONTINUE outgoing edges.
2613
2614         * tree-profile.c (tree_profiling): Return early if
2615         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
2616         at the end.
2617         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2618         from cfun to child_cfun.
2619         * function.h (struct function): Add after_tree_profile bit.
2620
2621 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2622
2623         * config/avr/avr.S (_exit): Disable interrupt.
2624
2625 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
2626             Steven Bosscher  <stevenb.gcc@gmail.com>
2627
2628         PR rtl-optimization/26854
2629         PR rtl-optimization/34400
2630         * df-problems.c (df_live_scratch): New scratch bitmap.
2631         (df_live_alloc): Allocate df_live_scratch when doing df_live.
2632         (df_live_reset): Clear the proper bitmaps.
2633         (df_live_bb_local_compute): Only process the artificial defs once
2634         since the order is not important.
2635         (df_live_init): Init the df_live sets only with the variables
2636         found live by df_lr.
2637         (df_live_transfer_function): Use the df_lr sets to prune the
2638         df_live sets as they are being computed.
2639         (df_live_free): Free df_live_scratch.
2640
2641 2008-01-18  Ian Lance Taylor  <iant@google.com>
2642
2643         * common.opt: Add fmerge-debug-strings.
2644         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2645         flag_merge_debug_strings rather than flag_merge_constants.
2646         * doc/invoke.texi (Option Summary): Mention
2647         -fmerge-debug-strings.
2648         (Debugging Options): Document -fmerge-debug-strings.
2649
2650 2008-01-18  Ian Lance Taylor  <iant@google.com>
2651
2652         PR c++/33407
2653         * tree.h (DECL_IS_OPERATOR_NEW): Define.
2654         (struct tree_function_decl): Add new field operator_new_flag.
2655         * tree-inline.c (expand_call_inline): When inlining a call to
2656         operator new, force the return value to go into a variable, and
2657         set DECL_NO_TBAA_P on that variable.
2658         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2659
2660 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
2661
2662         PR debug/34484
2663         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2664         DWARF2_DEBUGGING_INFO.
2665         (dwarf2out_note_section_used): Ditto.  Add prototype.
2666         (have_multiple_function_sections, text_section_used,
2667         cold_text_section_used, *cold_text_sections): Move declarations
2668         before their uses.
2669
2670 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
2671
2672         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2673         field and add signal_ra.
2674         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2675         assignments to frame state pc.  Move end of stack check after
2676         MD_FALLBACK_FRAME_STATE_FOR.
2677         (uw_update_context_1): Use frame state signal_regs if set, instead
2678         of checking signal_frame flag.
2679         (uw_update_context): Use frame state signal_ra if set.
2680         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2681         * config/xtensa/linux-unwind.h: New file.
2682
2683 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
2684
2685         * modulo-sched.c (get_sched_window): Fix comment typo.
2686
2687 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
2688
2689         PR tree-optimization/34648
2690         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2691
2692 2008-01-17  Anatoly Sokolov <aesok@post.ru>
2693
2694         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2695         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2696
2697 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
2698
2699         PR rtl-optimization/34400
2700         * df-core.c (df_worklist_dataflow_overeager,
2701         df_worklist_dataflow_doublequeue): New functions.
2702         (df_worklist_dataflow): Two different worklist solvers.
2703         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2704         New param.
2705
2706 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2707
2708         PR testsuite/34821
2709         * doc/invoke.texi: Document the dependence on pthread for fopenmp
2710         and ftree-parallelize-loops.
2711
2712 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
2713
2714         PR rtl-optimization/34826
2715         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2716
2717 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
2718
2719         * global.c (find_reg): Mark the eh regs as used if necessary.
2720         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2721         * ra.h (struct allocno): no_eh_reg field added.  Changed
2722         no_stack_reg type to bitfield.
2723
2724 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2725
2726         * tree.c (substitute_in_expr): Add missing 'break'.
2727
2728 2008-01-17  Richard Guenther  <rguenther@suse.de>
2729
2730         PR tree-optimization/34825
2731         * tree-ssa-math-opts.c (is_division_by): Do not recognize
2732         x / x as division to handle.
2733
2734 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2735
2736         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2737         "-pthread" is specified.
2738         * pa-hpux11.h (LIB_SPEC): Likewise.
2739
2740 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
2741             Peter Bergner  <bergner@vnet.ibm.com>
2742
2743         PR rtl-optimization/33796
2744         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2745
2746 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2747
2748         PR libgfortran/34699
2749         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2750         static links.
2751         * pa-hpux10.h (LINK_SPEC): Likewise.
2752         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2753
2754 2008-01-16  Richard Guenther  <rguenther@suse.de>
2755
2756         PR middle-end/32628
2757         * fold-const.c (fold_convert_const_int_from_int): Do not
2758         set overflow if that occured only because of a sign extension
2759         change when converting from/to a sizetype with the same
2760         precision and signedness.
2761
2762 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2763
2764         PR debug/34249
2765         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2766         location address to the correct place.  Update copyright year.
2767
2768 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2769
2770         * lambda-code.c (lambda_transform_legal_p): Handle the case of
2771         no dependences in the dependence_relations vector.
2772
2773 2008-01-16  Jan Hubicka  <jh@suse.cz>
2774
2775         PR rtl-optimization/31396
2776         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2777         * cfg.c (dump_reg_info): Print it.
2778         * regs.h (struct reg_info_t): add freq_calls_crossed.
2779         (REG_FREQ_CALLS_CROSSED): New macro.
2780         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2781         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2782         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2783         regmove_optimize): Update call crossed frequencies.
2784         * local-alloc.c (struct qty): Add freq_calls_crossed.
2785         (alloc_qty): Copute freq_calls_crossed.
2786         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2787         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2788         * ra.h (struct allocno): Add freq_calls_crossed.
2789
2790 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2791
2792         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2793         libgomp when compiling with ftree-parallelize-loops.
2794         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2795
2796 2008-01-16  Richard Guenther  <rguenther@suse.de>
2797
2798         PR tree-optimization/34769
2799         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2800         * tree.c (int_cst_value): Instead make this function more
2801         permissive in what it accepts as valid input.  Document this
2802         function always sign-extends the value.
2803
2804 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
2805             Richard Guenther  <rguenther@suse.de>
2806
2807         PR c/34668
2808         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2809         (gimple_fold_indirect_ref_rhs): ... this.
2810         (gimple_fold_indirect_ref): New function with foldings
2811         that preserve lvalueness.
2812         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2813         * tree-flow.h (gimple_fold_indirect_ref): Declare.
2814         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2815         to fold an INDIRECT_REF, fall back to the old use of
2816         fold_indirect_ref_1.
2817
2818 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2819
2820         * tree-data-ref.c (subscript_dependence_tester_1): Call
2821         free_conflict_function.
2822         (compute_self_dependence): Same.
2823
2824 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2825
2826         PR debug/34249
2827         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2828         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
2829         function global.
2830         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2831         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2832         for DWARF2_UNWIND_INFO targets.
2833
2834 2008-01-16  Richard Guenther  <rguenther@suse.de>
2835
2836         PR c/34768
2837         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2838         type qualifiers for function types.
2839
2840 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2841
2842         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2843         loop_iterator li from previous commit.
2844
2845 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2846
2847         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2848
2849 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2850
2851         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2852         (parallelize_loops): Don't parallelize irreducible components.
2853
2854 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2855
2856         PR c++/24924
2857         * c-opts (c_common_post_options): Do not enable CPP
2858         flag_pedantic_errors by default.
2859
2860 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2861
2862         PR rtl-optimization/31944
2863         * cse.c (remove_pseudo_from_table): New function.
2864         (merge_equiv_classes): Use above function to remove pseudo-registers.
2865         (invalidate): Likewise.
2866
2867 2008-01-13  Richard Guenther  <rguenther@suse.de>
2868
2869         PR middle-end/34601
2870         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2871         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2872
2873 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2874
2875         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2876         validate_change to unshare the source of the PC set.
2877
2878 2008-01-12  Jan Hubicka  <jh@suse.cz>
2879
2880         PR middle-end/32135
2881         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2882         references above array bounds.  This might trigger bounds checks for
2883         pointers to arrays.
2884
2885 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2886
2887         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2888         new_replaceable_dependencies.
2889
2890 2008-01-12  Doug Kwan  <dougkwan@google.com>
2891
2892         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2893         instead of OPT_Wreturn_type in warning due to ignored return type
2894         qualifiers.
2895         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2896         options included in -Wextra.
2897         * c.opt: New option -Wignored_qualifiers.
2898         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2899         -Wignore_qualifiers.
2900         (-Wignored-qualifiers): Document.
2901         (-Wreturn-type): Remove description of functionality now handled
2902         by -Wignored-qualifiers.
2903
2904 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2905
2906         PR ada/33788
2907         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2908         NOP_EXPR if it is between integral types with the same precision.
2909
2910 2008-01-12  Jan Hubicka  <jh@suse.cz>
2911
2912         PR other/28023
2913         * invoke.texi (max-inline-recursive-depth): Fix default value.
2914
2915 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2916
2917         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2918         correct type.
2919
2920 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2921
2922         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2923
2924 2008-01-11  James E. Wilson  <wilson@specifix.com>
2925
2926         PR target/26015
2927         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2928
2929 2008-01-11  Anatoly Sokolov <aesok@post.ru>
2930
2931         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2932         save/restore frame pointer register and don't use 'call-prologues'
2933         optimization in function with "OS_task" attribute.
2934
2935 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2936
2937         PR middle-end/31309
2938         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2939         when copying to memory.
2940
2941 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
2942
2943         PR rtl-optimization/30905
2944         * cfgcleanup.c: Include dce.h
2945         (crossjumps_occured): New global variable.
2946         (try_crossjump_bb): Exit loop after finding a fallthru edge.
2947         If something changed, set crossjumps_occured to true.
2948         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2949         Don't add/remove fake edges to exit here...
2950         (cleanup_cfg): ...but do it here, when crossjumping.
2951         Run a fast DCE when successful crossjumps occured in the latest
2952         iteration of try_optimize_cfg.
2953
2954 2008-01-11  Richard Guenther  <rguenther@suse.de>
2955
2956         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2957         (struct vn_unary_op_s): Likewise.
2958         (vn_reference_insert): Free old reference on hash collision.
2959
2960 2008-01-10  Raksit Ashok  <raksit@google.com>
2961
2962         PR rtl-optimization/27971
2963         * combine.c (find_split_point): Split PLUS expressions which are
2964         inside a MEM rtx, and whose first operand is complex.
2965
2966 2008-01-10  DJ Delorie  <dj@redhat.com>
2967
2968         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2969         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2970         (m32c_hard_regno_ok): Call the underlying function.
2971
2972 2008-01-10  Richard Guenther  <rguenther@suse.de>
2973
2974         PR middle-end/34683
2975         * tree-cfg.c (tree_merge_blocks): Do not go through the
2976         full-blown folding and stmt updating path if we just deal
2977         with virtual operands.
2978         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2979         test for abnormal SSA_NAMEs.
2980
2981 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
2982
2983         PR middle-end/34641
2984         * reload.c (push_reload): Add assertions.  All constants from
2985         reg_equiv_constant should have been used for replacing the respective
2986         pseudo earlier.
2987         (find_reloads_address): Invoke find_reloads_address_part for
2988         constant taken from the reg_equiv_constant array.
2989
2990 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2991
2992         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2993         field (valnum) the first in the struct.  Replace bools with
2994         unit bit fields.
2995
2996 2008-01-10  Richard Guenther  <rguenther@suse.de>
2997
2998         PR tree-optimization/34651
2999         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
3000         types and ordering for masking and converting.
3001
3002 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
3003
3004         PR tree-optimization/34017
3005         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3006         also for PHI_NODE expressions.
3007
3008 2008-01-09  Jan Hubicka  <jh@suse.cz>
3009
3010         PR tree-optimization/34708
3011         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3012         based on number of case labels.
3013         (init_inline_once): Remove switch_cost.
3014         * tree-inline.h (eni_weights_d): Remove switch_cost.
3015
3016 2008-01-09  Richard Guenther  <rguenther@suse.de>
3017         Andrew Pinski  <andrew_pinski@playstation.sony.com>
3018
3019         PR middle-end/30132
3020         * gimplify.c (gimplify_cond_expr): Do not create an addressable
3021         temporary if an rvalue is ok or an lvalue is not required.
3022
3023 2008-01-09  Richard Guenther  <rguenther@suse.de>
3024
3025         PR middle-end/34458
3026         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3027         adjust return type.
3028
3029 2008-01-09  Richard Guenther  <rguenther@suse.de>
3030
3031         PR middle-end/34679
3032         * tree.c (host_integerp): Check for sizetype only if the
3033         type is an integer type.
3034
3035 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
3036
3037         PR debug/26364
3038         * opts.c (decode_options): Disable inlining of functions called
3039         once if not in unit-at-a-time mode.
3040
3041 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
3042
3043         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3044
3045 2008-01-08  Richard Guenther  <rguenther@suse.de>
3046
3047         PR middle-end/31863
3048         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3049         out early if the result will be unused.
3050
3051 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3052
3053         PR target/34709
3054         Revert:
3055
3056         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3057         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3058         for TARGET_RECIP.
3059
3060 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
3061
3062         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3063         for vectorization tuned.
3064
3065 2008-01-08  Richard Guenther  <rguenther@suse.de>
3066
3067         PR tree-optimization/34683
3068         * tree-ssa-operands.c (operand_build_cmp): Export.
3069         * tree-ssa-operands.h (operand_build_cmp): Declare.
3070         * tree-vn.c (vuses_compare): Remove.
3071         (sort_vuses): Use operand_build_cmp.
3072         (sort_vuses_heap): Likewise.
3073         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3074         to re-use old VEC if available.  Do not sort already sorted VUSEs.
3075         (vdefs_to_vec): Do not sort already sorted VDEFs.
3076
3077 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
3078
3079         PR middle-end/34694
3080         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3081
3082 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3083
3084         PR target/34702
3085         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3086         limitations of reciprocal sequences on x86 targets.
3087
3088 2008-01-08  Richard Guenther  <rguenther@suse.de>
3089
3090         PR tree-optimization/34683
3091         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3092
3093 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
3094
3095         PR target/34622
3096         * config/darwin.c (darwin_mergeable_string_section): Don't use
3097         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3098
3099 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
3100
3101         PR target/34682
3102         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3103         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
3104         predicates of op0 and op1 to register_operand.
3105         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
3106         expander using X87MODEF mode iterator.  Change predicates of
3107         op0 and op1 to register_operand.
3108         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3109         corresponding patterns and macroize using MODEF macro.  Change
3110         predicates of op0 and op1 to register_operand and remove
3111         "m" constraint. Disparage "r" alternative with "!".
3112         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3113         macroize using X87MODEF macro.  Change predicates of op0 and op1
3114         to register_operand and remove "m" constraint.  Disparage "r"
3115         alternative with "!".
3116         (absneg splitter with memory operands): Remove.
3117         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3118         patterns and macroize using X87MODEF mode iterator.
3119         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3120         Change predicate of op1 to register_operand.
3121         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3122         for memory operands.
3123
3124 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
3125
3126         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3127
3128 2008-01-07  Richard Guenther  <rguenther@suse.de>
3129
3130         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3131         fields.
3132
3133 2008-01-07  Richard Guenther  <rguenther@suse.de>
3134
3135         PR tree-optimization/34683
3136         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3137         VOPs of the needed size to save memory.  Use VEC_quick_push
3138         to save compile-time.
3139         (vdefs_to_vec): Likewise.
3140
3141 2008-01-07  Sa Liu  <saliu@de.ibm.com>
3142
3143         * config/spu/spu.md (divdf3): Genetate inline code for double
3144         division.  The implementation doesn't handle INF or NAN, therefore it
3145         only applies when -ffinite-math-only is given.
3146
3147 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
3148
3149         PR libstdc++/34680
3150         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3151         * doc/cpp.texi ([Common Predefined Macros]): Document.
3152
3153 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
3154
3155         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3156         order to use commutative addition instead of subtraction.
3157
3158 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3159             Mircea Namolaru  <namolaru@il.ibm.com>
3160             Vladimir Yanovsky  <yanov@il.ibm.com>
3161             Revital Eres  <eres@il.ibm.com>
3162
3163         PR tree-optimization/34263
3164         * tree-outof-ssa.c (process_single_block_loop_latch,
3165         contains_tree_r): New functions.
3166         (analyze_edges_for_bb): Call process_single_block_loop_latch
3167         function to empty single-basic-block latch block if possible.
3168
3169 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3170
3171         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3172         for TARGET_RECIP.
3173         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3174
3175 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3176
3177         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3178
3179 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3180
3181         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3182
3183 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
3184
3185         PR tree-optimization/34618
3186         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3187         flag from T.
3188
3189 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3190
3191         PR target/34673
3192         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3193         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
3194         Update copyright year.
3195
3196         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3197         Update copyright year.
3198         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3199         using NR fixup.
3200
3201 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
3202
3203         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3204         edge does not point to current bb before changing need_assert.
3205
3206 2008-01-04  Richard Guenther  <rguenther@suse.de>
3207
3208         PR middle-end/34029
3209         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3210         for verifying purposes if they are is_gimple_min_invariant.
3211
3212 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
3213
3214         PR tree-optimization/34448
3215         PR tree-optimization/34465
3216         * gimplify.c (gimplify_init_constructor): Add new parameter
3217         notify_temp_creation.  Use it.
3218         (gimplify_modify_expr_rhs): Take volatiles into account when
3219         optimizing constructors.
3220         Do not optimize constructors if gimplify_init_constructor will dump to
3221         memory.
3222         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3223         * gcc.c-torture/compile/pr34448.c: New.
3224
3225 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
3226
3227         PR gcov-profile/34609
3228         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3229         return_slot if result is TREE_ADDRESSABLE.
3230
3231 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
3232
3233         * config/mips/mips.md (sqrt_condition): Tweak comment.
3234         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
3235
3236 2008-01-03  Tom Tromey  <tromey@redhat.com>
3237
3238         PR c/34457
3239         * c-common.c (c_type_hash): Handle VLAs.
3240
3241 2008-01-03  Jan Hubicka  <jh@suse.cz>
3242
3243         PR tree-optimization/31081
3244         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3245         0 when inlining and not inlining to first basic block.
3246         (remap_decl): When var is initialized to 0, don't set default_def.
3247         (expand_call_inline): Set entry_bb.
3248         * tree-inline.h (copy_body_data): Add entry_bb.
3249
3250 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3251
3252         PR c++/34619
3253         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3254         before returning.
3255
3256         PR tree-optimization/29484
3257         * tree-inline.c (inline_forbidden_p_2): New function.
3258         (inline_forbidden_p): Disallow inlining if some static var
3259         has an address of a local LABEL_DECL in its initializer.
3260         * doc/extend.texi (Labels as Values): Document &&foo behaviour
3261         vs. inlining.
3262
3263 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
3264
3265         PR tree-optimization/34635
3266         * tree-data-ref.c (add_other_self_distances): Make sure that the
3267         evolution step is constant.
3268
3269 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3270
3271         PR middle-end/34608
3272         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3273
3274 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
3275
3276         * tree-sra.c (scalarize_init): Insert the generate_element_init
3277         statements after the generate_element_zero statements.
3278
3279 2008-01-02  Richard Guenther  <rguenther@suse.de>
3280
3281         PR middle-end/34093
3282         PR middle-end/31976
3283         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3284         for very large number of operands instead of ICEing.
3285
3286 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
3287
3288         PR target/34013
3289         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3290         while stack probing.
3291
3292 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
3293
3294         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3295         in C++0x mode.
3296
3297 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
3298
3299         PR libmudflap/26442
3300         * tree-mudflap.c (mx_register_decls): Guard warning by
3301         !DECL_ARTIFICIAL check.
3302
3303 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
3304
3305         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3306         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3307         sse5_perm<mode>): Fix constraints.