gcc/ChangeLog

   1 2008-03-05  Richard Guenther  <rguenther@suse.de>
   2
   3         PR c++/35336
   4         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
   5         should be constants.
   6         * tree-cfg.c (verify_expr): Verify it.
   7         * fold-const.c (fold_truthop): Remove code generating
   8         BIT_FIELD_REFs of structure bases.
   9         (fold_binary): Likewise.
  10         (fold_ternary): Position and size of BIT_FIELD_REFs are
  11         always host integers.
  12         (make_bit_field_ref): Remove.
  13         (optimize_bit_field_compare): Remove.
  14         (all_ones_mask_p): Remove.
  15
  16 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
  17
  18         PR gcc/33009
  19         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
  20         (split_block_and_df_analyze): New. Split basic block and rebuild
  21         dataflow.
  22         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
  23         SPLIT_BLOCK.
  24         (split_pattern_seq): Likewise.
  25         (erase_matching_seqs): Likewise.
  26         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
  27
  28 2008-03-04  Geoff Keating  <geoffk@apple.com>
  29
  30         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
  31         declaration and code.
  32         (tree_invalid_nonnegative_warnv_p): Likewise.
  33
  34 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
  35
  36         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
  37         examples.  Truncate option-names then causing overfull hbox.
  38
  39 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
  40
  41         PR target/35222
  42         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
  43         on hpux10.
  44         * configure: Rebuilt.
  45
  46 2008-03-04  Rafael Espindola  <espindola@google.com>
  47
  48         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
  49         (tree_unary_nonnegative_warnv_p): New.
  50         (tree_binary_nonnegative_warnv_p): New.
  51         (tree_single_nonnegative_warnv_p): New.
  52         (tree_invalid_nonnegative_warnv_p): New.
  53         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
  54
  55 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
  56
  57         PR 28322
  58         * opts.c (handle_option): Postpone 'unknown option' errors only for
  59         warning options.
  60
  61 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
  62
  63         PR target/35453
  64         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
  65         (_SIDD_XXX): This.
  66
  67 2008-03-04  Rafael Espindola  <espindola@google.com>
  68
  69         * fold-const.c (tree_unary_nonzero_warnv_p): New.
  70         (tree_binary_nonzero_warnv_p): New.
  71         (tree_single_nonzero_warnv_p): New.
  72         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
  73
  74 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
  75
  76         PR middle-end/35456
  77         * fold-const.c (fold_cond_expr_with_comparison): Prevent
  78         transformations for modes that have signed zeros.
  79         * ifcvt.c (noce_try_abs): Ditto.
  80
  81 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
  82
  83         * config/i386/i386.c (override_options): Force
  84         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
  85
  86 2008-03-04  Jan Hubicka  <jh@suse.cz>
  87
  88         PR c++/35262
  89         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
  90         in last commit.
  91
  92 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
  93
  94         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
  95         label to probe the stack.
  96
  97 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
  98
  99         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
 100         (__gthr_win32_mutex_destroy): Declare.
 101         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
 102         __gthr_win32_mutex_destroy.
 103         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
 104
 105 2008-03-03  Jan Hubicka  <jh@suse.cz>
 106
 107         PR c++/35262
 108         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
 109         aggressive on inlining cold calls.
 110
 111 2008-03-03  Richard Guenther  <rguenther@suse.de>
 112
 113         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
 114         struct copies into the expression table.
 115         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
 116         (try_to_simplify): Likewise.
 117         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
 118         integral and pointer arguments which do not change the
 119         precision to NOP_EXPRs.
 120         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
 121         VIEW_CONVERT_EXPR case.
 122
 123 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
 124
 125         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
 126         defined in a loop at depth 0 is invariant.
 127         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
 128         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
 129         be called at loop depth 0.
 130
 131 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
 132
 133         PR driver/35420
 134         * gcc.c (process_command): Update copyright notice dates.
 135         * gcov.c (print_version): Likewise.
 136         * gcov-dump.c (print_version): Likewise.
 137         * mips-tfile.c (main): Likewise.
 138         * mips-tdump.c (main): Likewise.
 139
 140 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 141
 142         PR 24924
 143         * c-common.c (flag_permissive): Delete.
 144         (constant_expression_warnings): Check flags first.
 145         (constant_expression_error): New.
 146         * c-common.h (flag_permissive): Delete.
 147         (constant_expression_error): Declare.
 148         * flags.h (flag_permissive): Declare. Update description.
 149         * diagnostic.c (pedwarn): Update.
 150         (permerror): New.
 151         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
 152         (permissive_error_kind): New.
 153         * toplev.c (flag_permissive): Define. Update description.
 154         * toplev.h (permissive_error_kind): Declare.
 155         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
 156         (pedwarn_c90): Use pedantic_warning_kind.
 157         * c-opts.c (c_common_post_options): flag_permissive does not affect
 158         flag_pedantic_errors.
 159
 160 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
 161
 162         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
 163         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
 164         __absvsi2, __absvDI2): Use unsigned arithmetic.
 165
 166 2008-03-02  Andi Kleen  <ak@suse.de>
 167         Richard Guenther  <rguenther@suse.de>
 168
 169         * struct-equiv.c: Remove file.
 170         * cfg_cleanup.c (condjump_equiv_p): Remove.
 171         * Makefile.in (OBJS-common): Remove struct-equiv.o.
 172         (struct-equiv.o): Remove rule.
 173         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
 174         insns_match_p, struct_equiv_block_eq, struct_equiv_init,
 175         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
 176
 177 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 178
 179         * ifcvt.c (noce_process_if_block): Try to handle only the then
 180         block if the else block exists but isn't suitable.
 181
 182 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
 183
 184         PR gcc/35063
 185         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
 186         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
 187         regression from previous patch.
 188
 189 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
 190
 191         PR gcc/35063
 192         * gthr.h: Add __gthread_mutex_destroy as a function that must be
 193         implemented.
 194         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
 195         * gthr-single.h (__gthread_mutex_destroy): Likewise.
 196         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
 197         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
 198         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
 199         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
 200         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
 201         (__gthread_mutex_destroy_function): Rename to
 202         __gthread_mutex_destroy.
 203         * gthr-dce.h (__gthread_mutex_destroy): Call
 204         pthread_mutex_destroy.
 205         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
 206         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
 207         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
 208
 209 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 210
 211         * df-scan.c (df_ref_chain_change_bb): Simplify.
 212         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
 213         set_block_for_insn if there's any change.
 214         * df.h ((df_insn_change_bb): Fix prototype.
 215         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
 216         df_insn_change_bb, don't call set_block_for_insn.
 217         * emit-rtl.c (reorder_insns): Likewise.
 218         * haifa-sched.c (move_insn): Likewise.
 219
 220 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 221
 222         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
 223
 224 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 225
 226         * tree-flow-inline.h (next_readonly_imm_use): Return
 227         NULL_USE_OPERAND_P after the end.
 228
 229 2008-03-01  Richard Guenther  <rguenther@suse.de>
 230
 231         PR tree-optimization/35411
 232         * tree-sra.c (sra_build_assignment): Split conversion to
 233         final type to a separate statement if we are not assigning
 234         to a register.
 235
 236 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 237
 238         * fold-const.c (fold_convertible_p): Correct the logic to follow
 239         that in fold_convert().
 240
 241 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
 242
 243         PR c++/35315
 244         * tree-inline.c (build_duplicate_type): When we make a
 245         duplicate type, make it unique in the canonical types system.
 246
 247 2008-02-29  Tom Tromey  <tromey@redhat.com>
 248
 249         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
 250         input_file_stack_history, input_file_stack_restored): Remove.
 251         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
 252         * input.h (struct file_stack): Remove.
 253         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
 254         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
 255         Likewise.
 256         * diagnostic.h (struct diagnostic_context) <last_module>: Change
 257         type.
 258         (diagnostic_last_module_changed): Add 'map' argument.
 259         (diagnostic_set_last_function): Likewise.
 260         * diagnostic.c (undiagnostic_report_current_module): Iterate using
 261         line map, not input_file_stack.
 262         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
 263
 264 2008-02-29  Paul Brook  <paul@codesourcery.com>
 265
 266         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
 267
 268 2008-02-29  Paul Brook  <paul@codesourcery.com>
 269
 270         * config/arm/ieee754-df.S (muldf3): Use RET macros.
 271
 272 2008-02-29  Richard Guenther  <rguenther@suse.de>
 273
 274         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
 275         vn_lookup_or_add.
 276         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
 277         value for comparing for a store match.
 278         (simplify_unary_expression): Do nothing for SSA_NAMEs.
 279         (try_to_simplify): Do not do a full-blown reference lookup.
 280
 281 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
 282
 283         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
 284         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
 285
 286         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
 287
 288 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
 289
 290         * tree-loop-linear.c (try_interchange_loops): Compare memory access
 291         strides against cache sizes.
 292
 293 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
 294
 295         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
 296         constant to fpul.
 297
 298 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
 299
 300         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
 301         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
 302         is smaller than the original promoted value.
 303         (simplify_subreg): If OP is a SUBREG, try to preserve its
 304         SUBREG_PROMOTED_VAR_P information.
 305
 306 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
 307
 308         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
 309         (VN_INFO_GET): Allocate new objects on the obstack.
 310         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
 311         for rpo_numbers_temp, for consistency.
 312         (free_scc_vn): Free the obstack.
 313
 314 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
 315
 316         * doc/invoke.texi: Document -ftree-loop-distribution.
 317         * tree-loop-distribution.c: New.
 318         * tree-pass.h (pass_loop_distribution): New.
 319         * graphds.h (struct graph): Add htab_t indices.
 320         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
 321         * tree-vectorizer.c (rename_variables_in_loop): Extern.
 322         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
 323         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
 324         * tree-data-ref.c (debug_data_dependence_relations): New.
 325         (dump_data_dependence_relation): Also print data references.
 326         (free_data_ref): Extern.
 327         (same_access_functions): Moved...
 328         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
 329         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
 330         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
 331         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
 332         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
 333         (stmts_from_loop): Skip LABEL_EXPR.
 334         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
 335         New.
 336         (build_rdg): Initialize rdg->indices htab.
 337         (free_rdg, stores_from_loop, ref_base_address,
 338         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
 339         have_similar_memory_accesses_1, ref_base_address_1,
 340         remove_similar_memory_refs): New.
 341         * tree-data-ref.h: Depend on tree-chrec.h.
 342         (debug_data_dependence_relations, free_data_ref): Declared.
 343         (same_access_functions): ... here.
 344         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
 345         New.
 346         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
 347         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
 348         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
 349         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
 350         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
 351         rdg_vertex_for_stmt): Declared.
 352         (struct rdg_edge): Add level.
 353         (RDGE_LEVEL): New.
 354         (free_rdg, stores_from_loop, remove_similar_memory_refs,
 355         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
 356         Declared.
 357         (rdg_has_similar_memory_accesses): New.
 358         * tree-vect-analyze.c: Remove unused static decls.
 359         * lambda.h (dependence_level): New.
 360         * common.opt (ftree-loop-distribution): New.
 361         * tree-flow.h (mark_virtual_ops_in_bb,
 362         slpeel_tree_duplicate_loop_to_edge_cfg,
 363         rename_variables_in_loop): Declared.
 364         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
 365         (OBJS-common): Add tree-loop-distribution.o.
 366         (tree-loop-distribution.o): New rule.
 367         * tree-cfg.c (mark_virtual_ops_in_bb): New.
 368         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
 369         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
 370
 371 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
 372
 373         PR target/33963
 374         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
 375         other than structures and unions.
 376
 377 2008-02-28  Richard Guenther  <rguenther@suse.de>
 378
 379         Revert:
 380         2008-02-26  Richard Guenther  <rguenther@suse.de>
 381
 382         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 383         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 384         (lookup_decl_from_uid): Declare.
 385         (remove_decl_from_map): Likewise.
 386         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 387         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 388         (decl_for_uid_map): New global hashtable mapping DECL_UID
 389         to the decl tree.
 390         (init_ttree): Allocate it.
 391         (insert_decl_to_uid_decl_map): New helper function.
 392         (make_node_stat): Insert new decls into the map.
 393         (copy_node_stat): Likewise.
 394         (lookup_decl_from_uid): New function.
 395         (remove_decl_from_map): Likewise.
 396         (print_decl_for_uid_map_statistics): New helper.
 397         (dump_tree_statistics): Call it.
 398
 399         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 400         (referenced_var_iterator): Adjust.
 401         (FOR_EACH_REFERENCED_VAR): Adjust.
 402         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 403         (num_referenced_vars): Adjust.
 404         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 405         (first_referenced_var): Remove.
 406         (end_referenced_vars_p): Likewise.
 407         (next_referenced_var): Likewise.
 408         (referenced_var_iterator_set): New helper function.
 409         * tree-dfa.c (referenced_var_lookup): Adjust.
 410         (referenced_var_check_and_insert): Likewise.
 411         (remove_referenced_var): Likewise.
 412         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 413         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 414         (verify_call_clobbering): Likewise.
 415         (verify_memory_partitions): Likewise.
 416         (init_tree_ssa): Allocate bitmap instead of hashtable for
 417         referenced_vars.
 418         (delete_tree_ssa): Adjust.
 419         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 420         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 421         (compute_tag_properties): Likewise.
 422         (set_initial_properties): Likewise.
 423         (find_partition_for): Likewise.
 424         (update_reference_counts): Likewise.
 425         (dump_may_aliases_for): Likewise.
 426         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 427         (add_call_clobber_ops): Likewise.
 428         (add_call_read_ops): Likewise.
 429         (get_asm_expr_operands): Likewise.
 430         * tree-into-ssa.c (dump_decl_set): Likewise.
 431         (update_ssa): Likewise.
 432         * tree-sra.c (scan_function): Likewise.
 433         (decide_instantiations): Likewise.
 434         (scalarize_parms): Likewise.
 435         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 436         (dsa_named_for): Likewise.
 437         * tree-ssa-structalias.c (update_alias_info): Likewise.
 438         (merge_smts_into): Likewise.
 439
 440 2008-02-27  David Daney  <ddaney@avtrex.com>
 441
 442         PR target/34409
 443         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
 444         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
 445         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
 446         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
 447         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
 448
 449 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
 450
 451         PR target/25477
 452         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
 453         (BUILT_IN_NEXTTOWARD): Remove.
 454         (BUILT_IN_NEXTTOWARDF): Ditto.
 455         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
 456         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
 457
 458 2008-02-27  Tom Tromey  <tromey@redhat.com>
 459
 460         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
 461         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
 462
 463 2008-02-27  Jan Beulich  <jbeulich@novell.com>
 464
 465         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
 466         update the respective field on newdecl.
 467
 468 2008-02-27  Revital Eres  <eres@il.ibm.com>
 469
 470         PR rtl-optimization/34999
 471         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
 472         crossing edges that ends with a call insn.
 473         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
 474         call insn and clear the EDGE_CROSSING flag of the crossing edge
 475         when fixing fallthru edges.
 476
 477 2008-02-27  Richard Guenther  <rguenther@suse.de>
 478
 479         PR middle-end/35390
 480         * fold-const.c (fold_unary): Return the correct argument,
 481         converted to the result type.
 482
 483 2008-02-27  Richard Guenther  <rguenther@suse.de>
 484
 485         PR middle-end/34971
 486         * expr.c (expand_expr_real_1): Assert on rotates that operate
 487         on partial modes.
 488         * fold-const.c (fold_binary): Use the types precision, not the
 489         bitsize of the mode if folding rotate expressions.  Build rotates
 490         only for full modes.
 491
 492 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
 493
 494         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
 495         and CPP_PRAGMA_EOL.
 496         * c-pragma.c (pragma_ns_name): New typedef.
 497         (registered_pp_pragmas): New variable.
 498         (c_pp_lookup_pragma): New function.
 499         (c_register_pragma_1): If flag_preprocess_only, do nothing
 500         for non-expanded pragmas, for expanded ones push pragma's
 501         namespace and name into registered_pp_pragmas vector.
 502         (c_invoke_pragma_handler): Register OpenMP pragmas even when
 503         flag_preprocess_only, don't register GCC pch_preprocess
 504         pragma if flag_preprocess_only.
 505         * c-opts.c (c_common_init): Call init_pragma even if
 506         flag_preprocess_only.
 507         * c-pragma.c (c_pp_lookup_pragma): New prototype.
 508         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
 509         cpp_register_pragma if flag_preprocess_only.
 510
 511 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 512
 513         PR c/28800
 514         * c-parser.c (c_parser_translation_unit): Warn for empty
 515         translation unit, not empty source file.
 516
 517 2008-02-26  Paul Brook  <paul@codesourcery.com>
 518
 519         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
 520         operand for Thumb-2.
 521         * config/arm/arm.h (reg_class): Add CORE_REGS.
 522         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
 523         (BASE_REG_CLASS): Use CORE_REGS.
 524         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
 525         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
 526         (REGNO_OK_FOR_INDEX_P): Exclude SP.
 527         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
 528         ARM_REGNO_OK_FOR_INDEX_P.
 529         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
 530         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
 531         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
 532         (ldm/stm peepholes): Ditto.
 533         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
 534         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
 535         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
 536         * config/arm/constraints.md: Enable "k" constraint on ARM.
 537
 538 2008-02-27  Ben Elliston  <bje@au.ibm.com>
 539
 540         * config/rs6000/rs6000.c: Annotate cache line size field in all
 541         instances of struct processor_costs.
 542
 543 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
 544
 545         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
 546         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
 547         jump_bypass): New counters.
 548         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
 549         * dce.c (gate_ud_dce): Same.
 550         (gate_fast_dce): Same.
 551         * dse.c (gate_dse1): New function.
 552         (gate_dse2): New function.
 553         (gate_dse): Merge results of new gate functions.
 554         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
 555         (gate_handle_jump_bypass): Add dbg_cnt.
 556         (gate_handle_gcse): Add dbg_cnt.
 557         * ifcvt.c (gate_handle_if_conversion): Same.
 558         (gate_handle_if_after_combine): Same.
 559         (gate_handle_if_after_reload): Same.
 560         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
 561
 562 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
 563
 564         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
 565         line sizes.
 566         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
 567
 568 2008-02-26  Jason Merrill  <jason@redhat.com>
 569
 570         PR c++/35315
 571         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
 572         alone if it's the naming decl for the type's main variant.
 573
 574 2008-02-26  Tom Tromey  <tromey@redhat.com>
 575
 576         * system.h (USE_MAPPED_LOCATION): Poison.
 577         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
 578         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
 579         (make_goto_expr_edges): Likewise.
 580         (remove_bb): Likewise.
 581         (execute_warn_function_return): Likewise.
 582         * basic-block.h (struct edge_def) <goto_locus>: Change type to
 583         location_t.
 584         * c-common.c (fname_decl): Remove old location code.
 585         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
 586         location code.
 587         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
 588         variant.
 589         (ASM_INPUT_SOURCE_LOCATION): Likewise.
 590         (gen_rtx_ASM_INPUT): Likewise.
 591         (gen_rtx_ASM_INPUT_loc): Likewise.
 592         (get_rtx_asm_OPERANDS): Remove.
 593         * cfglayout.c (insn_locators_alloc): Remove old location code.
 594         (set_curr_insn_source_location): Likewise.
 595         (curr_insn_locator): Likewise.
 596         * print-tree.c (print_node): Remove old location code.
 597         * tree-mudflap.c (mf_varname_tree): Remove old location code.
 598         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
 599         * cfgexpand.c (expand_gimple_cond_expr): Don't use
 600         location_from_locus.
 601         (construct_exit_block): Remove old location code.
 602         * emit-rtl.c (force_next_line_note): Remove old location code.
 603         * profile.c (branch_prob): Remove old location code.
 604         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
 605         LOC_LINE): Remove old-location variants.
 606         * langhooks.c (lhd_print_error_function): Remove old location
 607         code.
 608         * configure, config.in: Rebuilt.
 609         * configure.ac (--enable-mapped-location): Remove.
 610         * c-decl.c (c_init_decl_processing): Remove old location code.
 611         (finish_function): Likewise.
 612         * recog.c (decode_asm_operands): Remove old location code.
 613         * c-pch.c (c_common_read_pch): Remove old location code.
 614         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
 615         variants.
 616         * gimple-low.c (lower_function_body): Remove old location code.
 617         * toplev.c (unknown_location): Remove.
 618         (push_srcloc): Remove old-location variant.
 619         (process_options): Remove old location code.
 620         (lang_dependent_init): Likewise.
 621         * input.h (UNKNOWN_LOCATION): Move definition.
 622         (location_t): Undeprecate.
 623         (source_locus): Remove.
 624         (location_from_locus): Remove.
 625         (struct location_s): Remove.
 626         Remove all old-location code.
 627         (input_line, input_filename): Remove.
 628         * final.c (final_scan_insn): Remove old location code.
 629         * diagnostic.c (diagnostic_build_prefix): Remove
 630         USE_MAPPED_LOCATION test.
 631         * tree.h (gimple_stmt) <locus>: Now a location_t.
 632         (tree_exp) <locus>: Likewise.
 633         (DECL_IS_BUILTIN): Remove old-location variant.
 634         (annotate_with_file_line, annotate_with_locus): Likewise.
 635         (expr_locus, set_expr_locus): Update.
 636         * tree.c (build1_stat): Remove old location code.
 637         (last_annotated_node): Remove.
 638         (annotate_with_file_line): Remove old-location variant.
 639         (annotate_with_locus): Likewise.
 640         (expr_location): Remove old location code.
 641         (set_expr_location): Likewise.
 642         (expr_has_location): Likewise.
 643         (expr_locus): Likewise.
 644         (set_expr_locus): Likewise.
 645         (expr_filename): Don't use location_from_locus.
 646         (expr_lineno): Likewise.
 647         * rtl-error.c (location_for_asm): Remove old location code.
 648         * c-lex.c (cb_line_change): Remove old location code.
 649         (fe_file_change): Likewise.
 650         (cb_def_pragma): Likewise.
 651         (c_lex_with_flags): Likewise.
 652         * gengtype.c (do_typedef): Don't special-case location types.
 653         (define_location_structures): Remove.
 654         (main): Don't call define_location_structures.
 655         * tree-pretty-print.c (dump_implicit_edges): Remove old location
 656         code.
 657
 658 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 659
 660         PR 26264
 661         * builtins.def (BUILT_IN_STDARG_START): Remove.
 662         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
 663         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
 664         * tree-inline.c (inline_forbidden_p_1): Likewise.
 665
 666 2008-02-26  Richard Guenther  <rguenther@suse.de>
 667
 668         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 669         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 670         (lookup_decl_from_uid): Declare.
 671         (remove_decl_from_map): Likewise.
 672         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 673         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 674         (decl_for_uid_map): New global hashtable mapping DECL_UID
 675         to the decl tree.
 676         (init_ttree): Allocate it.
 677         (insert_decl_to_uid_decl_map): New helper function.
 678         (make_node_stat): Insert new decls into the map.
 679         (copy_node_stat): Likewise.
 680         (lookup_decl_from_uid): New function.
 681         (remove_decl_from_map): Likewise.
 682         (print_decl_for_uid_map_statistics): New helper.
 683         (dump_tree_statistics): Call it.
 684
 685         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 686         (referenced_var_iterator): Adjust.
 687         (FOR_EACH_REFERENCED_VAR): Adjust.
 688         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 689         (num_referenced_vars): Adjust.
 690         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 691         (first_referenced_var): Remove.
 692         (end_referenced_vars_p): Likewise.
 693         (next_referenced_var): Likewise.
 694         (referenced_var_iterator_set): New helper function.
 695         * tree-dfa.c (referenced_var_lookup): Adjust.
 696         (referenced_var_check_and_insert): Likewise.
 697         (remove_referenced_var): Likewise.
 698         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 699         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 700         (verify_call_clobbering): Likewise.
 701         (verify_memory_partitions): Likewise.
 702         (init_tree_ssa): Allocate bitmap instead of hashtable for
 703         referenced_vars.
 704         (delete_tree_ssa): Adjust.
 705         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 706         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 707         (compute_tag_properties): Likewise.
 708         (set_initial_properties): Likewise.
 709         (find_partition_for): Likewise.
 710         (update_reference_counts): Likewise.
 711         (dump_may_aliases_for): Likewise.
 712         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 713         (add_call_clobber_ops): Likewise.
 714         (add_call_read_ops): Likewise.
 715         (get_asm_expr_operands): Likewise.
 716         * tree-into-ssa.c (dump_decl_set): Likewise.
 717         (update_ssa): Likewise.
 718         * tree-sra.c (scan_function): Likewise.
 719         (decide_instantiations): Likewise.
 720         (scalarize_parms): Likewise.
 721         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 722         (dsa_named_for): Likewise.
 723         * tree-ssa-structalias.c (update_alias_info): Likewise.
 724         (merge_smts_into): Likewise.
 725
 726 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 727
 728         PR 34351
 729         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
 730         * c-opts.c (c_common_handle_option): Wall enables
 731         Wvolatile-register-var.
 732         * common.opt: Move Wvolatile-register-var to...
 733         * c.opt: ...here.
 734
 735 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 736
 737         * common.opt (Wlarger-than=): New.
 738         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
 739         -Wlarger-than=.
 740         * opts.c (common_handle_option): Handle -Wlarger-than=.
 741         * optc-gen.awk: Likewise.
 742         * opth-gen.awk: Likewise.
 743         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
 744         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 745
 746 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
 747
 748         * c-common.c (match_case_to_enum_1): Add appropriate
 749         OPT_W* parameter to warning.
 750         (c_do_switch_warnings): Likewise.
 751         * c-typeck.c (warning_init): Add one more parameter following
 752         'warning' function.
 753         (push_init_level): Update call to warning_init.
 754         (pop_init_level): Likewise.
 755         (add_pending_init): Likewise.
 756         (output_init_element: Likewise.
 757
 758 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 759
 760         PR 28322
 761         * toplev.c (toplev_main): If there are warnings or error, print
 762         errors for ignored options.
 763         * opts.c (ignored_options): New static variable.
 764         (postpone_unknown_option_error): New.
 765         (print_ignored_options): New.
 766         (handle_option): Postpone errors for unknown -Wno-* options.
 767         * opts.h (print_ignored_options): Declare.
 768
 769 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
 770
 771         * config/mips/mips.md (loadgp_blockage, blockage): Change type
 772         to "ghost".
 773
 774 2008-02-25  Richard Guenther  <rguenther@suse.de>
 775
 776         Revert:
 777         2008-02-25  Richard Guenther  <rguenther@suse.de>
 778
 779         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 780         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 781         (lookup_decl_from_uid): Declare.
 782         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 783         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 784         (decl_for_uid_map): New global hashtable mapping DECL_UID
 785         to the decl tree.
 786         (init_ttree): Allocate it.
 787         (insert_decl_to_uid_decl_map): New helper function.
 788         (make_node_stat): Insert new decls into the map.
 789         (copy_node_stat): Likewise.
 790         (lookup_decl_from_uid): New function.
 791         (print_decl_for_uid_map_statistics): New helper.
 792         (dump_tree_statistics): Call it.
 793
 794         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 795         (referenced_var_iterator): Adjust.
 796         (FOR_EACH_REFERENCED_VAR): Adjust.
 797         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 798         (num_referenced_vars): Adjust.
 799         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 800         (first_referenced_var): Remove.
 801         (end_referenced_vars_p): Likewise.
 802         (next_referenced_var): Likewise.
 803         (referenced_var_iterator_set): New helper function.
 804         * tree-dfa.c (referenced_var_lookup): Adjust.
 805         (referenced_var_check_and_insert): Likewise.
 806         (remove_referenced_var): Likewise.
 807         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 808         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 809         (verify_call_clobbering): Likewise.
 810         (verify_memory_partitions): Likewise.
 811         (init_tree_ssa): Allocate bitmap instead of hashtable for
 812         referenced_vars.
 813         (delete_tree_ssa): Adjust.
 814         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 815         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 816         (compute_tag_properties): Likewise.
 817         (set_initial_properties): Likewise.
 818         (find_partition_for): Likewise.
 819         (update_reference_counts): Likewise.
 820         (dump_may_aliases_for): Likewise.
 821         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 822         (add_call_clobber_ops): Likewise.
 823         (add_call_read_ops): Likewise.
 824         (get_asm_expr_operands): Likewise.
 825         * tree-into-ssa.c (dump_decl_set): Likewise.
 826         (update_ssa): Likewise.
 827         * tree-sra.c (scan_function): Likewise.
 828         (decide_instantiations): Likewise.
 829         (scalarize_parms): Likewise.
 830         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 831         (dsa_named_for): Likewise.
 832         * tree-ssa-structalias.c (update_alias_info): Likewise.
 833         (merge_smts_into): Likewise.
 834
 835 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 836
 837         PR fortran/29549
 838         * doc/invoke.texi (-fcx-limited-range): Document new option.
 839         * toplev.c (process_options): Handle -fcx-fortran-rules.
 840         * common.opt: Add documentation for -fcx-fortran-rules.
 841
 842 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
 843
 844         PR c/35162
 845         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
 846         actual behaviour and C99.
 847
 848 2008-02-26  Ben Elliston  <bje@au.ibm.com>
 849
 850         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
 851         (ASM_CPU_POWER6_SPEC): Likewise.
 852         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
 853         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
 854         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
 855
 856 2008-02-25  Richard Guenther  <rguenther@suse.de>
 857
 858         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 859         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 860         (lookup_decl_from_uid): Declare.
 861         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 862         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 863         (decl_for_uid_map): New global hashtable mapping DECL_UID
 864         to the decl tree.
 865         (init_ttree): Allocate it.
 866         (insert_decl_to_uid_decl_map): New helper function.
 867         (make_node_stat): Insert new decls into the map.
 868         (copy_node_stat): Likewise.
 869         (lookup_decl_from_uid): New function.
 870         (print_decl_for_uid_map_statistics): New helper.
 871         (dump_tree_statistics): Call it.
 872
 873         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 874         (referenced_var_iterator): Adjust.
 875         (FOR_EACH_REFERENCED_VAR): Adjust.
 876         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 877         (num_referenced_vars): Adjust.
 878         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 879         (first_referenced_var): Remove.
 880         (end_referenced_vars_p): Likewise.
 881         (next_referenced_var): Likewise.
 882         (referenced_var_iterator_set): New helper function.
 883         * tree-dfa.c (referenced_var_lookup): Adjust.
 884         (referenced_var_check_and_insert): Likewise.
 885         (remove_referenced_var): Likewise.
 886         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 887         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 888         (verify_call_clobbering): Likewise.
 889         (verify_memory_partitions): Likewise.
 890         (init_tree_ssa): Allocate bitmap instead of hashtable for
 891         referenced_vars.
 892         (delete_tree_ssa): Adjust.
 893         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 894         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 895         (compute_tag_properties): Likewise.
 896         (set_initial_properties): Likewise.
 897         (find_partition_for): Likewise.
 898         (update_reference_counts): Likewise.
 899         (dump_may_aliases_for): Likewise.
 900         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 901         (add_call_clobber_ops): Likewise.
 902         (add_call_read_ops): Likewise.
 903         (get_asm_expr_operands): Likewise.
 904         * tree-into-ssa.c (dump_decl_set): Likewise.
 905         (update_ssa): Likewise.
 906         * tree-sra.c (scan_function): Likewise.
 907         (decide_instantiations): Likewise.
 908         (scalarize_parms): Likewise.
 909         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 910         (dsa_named_for): Likewise.
 911         * tree-ssa-structalias.c (update_alias_info): Likewise.
 912         (merge_smts_into): Likewise.
 913
 914 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
 915
 916         PR target/35258
 917         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
 918         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
 919         * alias.h (nonoverlapping_memrefs_p): Likewise.
 920
 921 2008-02-25  Jan Beulich  <jbeulich@novell.com>
 922
 923         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
 924         * config/i386/netware-libgcc.exp: Add __bswap?i2,
 925         __emultls_get_address, __emultls_register_common,
 926         __floatundi?f, and _Unwind_GetIPInfo.
 927         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
 928         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
 929         (gen_regparm_prefix): Likewise.
 930         (i386_nlm_encode_section_info): Sync with
 931         config/i386/winnt.c:i386_pe_encode_section_info().
 932         (i386_nlm_maybe_mangle_decl_assembler_name): New.
 933         i386_nlm_mangle_decl_assembler_name): New.
 934         (netware_override_options): New.
 935         * config/i386/netware.h (netware_override_options): Declare.
 936         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
 937         (i386_nlm_mangle_decl_assembler_name): Declare.
 938         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
 939
 940 2008-02-25  Ben Elliston  <bje@au.ibm.com>
 941
 942         PR other/32948
 943         * c-decl.c (grokdeclarator): Remove unused local variables
 944         `typedef_type' and `type_as_written'.
 945         * bb-reorder.c
 946         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
 947         unused local variable `has_hot_blocks'.
 948         (fix_crossing_conditional_branches): Remove unused local variable
 949         `prev_bb'.
 950
 951 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
 952
 953         PR middle-end/19984
 954         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
 955         using DEF_C99_BUILTIN.
 956         (BUILT_IN_NANF): Ditto.
 957         (BUILT_IN_NANL): Ditto.
 958
 959 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
 960             Revital Eres  <eres@il.ibm.com>
 961
 962         * modulo-sched.c (calculate_must_precede_follow): Address TODO
 963         regarding the order of two dependent insns in the same row.
 964
 965 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
 966
 967         * stor-layout.c (layout_decl): Do not bump the alignment of a
 968         bit-field to more than byte alignment if it is packed.
 969
 970 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
 971
 972         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
 973         e300c2 and e300c3.
 974
 975 2008-02-24  Diego Novillo  <dnovillo@google.com>
 976
 977         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
 978
 979         PR 33738
 980         * tree-vrp.c (vrp_evaluate_conditional): With
 981         -Wtype-limits, emit a warning when comparing against a
 982         constant outside the natural range of OP0's type.
 983         * c.opt (Wtype-limits): Move ...
 984         * common.opt (Wtype-limits): ... here.
 985
 986 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
 987
 988         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
 989         * config/rs6000/e300c2c3.md: New file.
 990         * config/rs6000/rs6000.c (processor_costs): Add new costs for
 991         e300c2 and e300c3.
 992         (rs6000_override_options): Add e300c2 and e300c3 cases to
 993         processor_target_table. Do not allow usage of Altivec or Spe
 994         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
 995         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
 996         * config/rs6000/rs6000.h (processor_type): Add
 997         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
 998         (ASM_CPU_SPEC): Add e300c2 and e300c3.
 999         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1000         and ppce300c3. Include e300c2c3.md.
1001
1002 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
1003
1004         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1005         instead of TARGET_STRICT_ALIGN.
1006
1007 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
1008
1009         * explow.c (memory_address): Assert that the generated address is
1010         valid.
1011
1012 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1013
1014         PR target/25477
1015         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1016         * config/darwin-ppc-ldouble-patch.def: New file.
1017         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1018         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1019         SUBTARGET_INIT_BUILTINS if defined.
1020         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1021         New functions.
1022
1023 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1024
1025         PR rtl-opt/33512
1026         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1027         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1028
1029 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1030
1031         PR pch/35027
1032         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1033         file" warning condtional on -Winvalid-PCH.
1034
1035 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
1036
1037         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1038
1039 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
1040
1041         PR target/22076
1042         PR target/34256
1043         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1044         prevent reload from using MMX registers.
1045         (*mov<mode>_internal): Ditto.
1046         (*movv2sf_internal_rex64): Ditto.
1047         (*movv2sf_internal): Ditto.
1048
1049 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1050
1051         PR documentation/31569
1052         * doc/install.texi2html: Use makeinfo --no-number-sections.
1053
1054 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1055
1056         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1057         ensure that we can address an entire entity > 8 bytes.  Don't
1058         generate reg+reg addressing for such data.
1059
1060 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1061
1062         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1063         strings when optimizing for size, unless the target cares about
1064         alignment.
1065
1066 2008-02-22  Tom Tromey  <tromey@redhat.com>
1067
1068         * regclass.c (current_pass): Remove declaration.
1069
1070 2008-02-22  Anatoly Sokolov <aesok@post.ru>
1071
1072         * config/avr/libgcc.S (__RAMPZ__): Define.
1073         (__do_copy_data): Add for devices with 128KB code memory.
1074
1075 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1076
1077         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1078         Use spe_abi.
1079         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1080
1081 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
1082
1083         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1084         GENNONACR_REGS.
1085
1086 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1087
1088         PR c/19999
1089         * c-typeck.c (build_binary_op): Warn about floating point
1090         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1091
1092 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
1093
1094         PR target/34526
1095         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1096         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1097         add vrsave.
1098         (rs6000_override_options): Set altivec_abi as default, not override,
1099         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1100         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1101         is used; use new member spe_abi.
1102         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1103         spe_abi and altivec_abi.
1104
1105 2008-02-22  Tomas Bily  <tbily@suse.cz>
1106
1107         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1108
1109 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1110
1111         PR bootstrap/35273
1112         * config.build (build_file_translate): Set to `CMD //c' only if
1113         it works.
1114         * Makefile.in (build_file_translate): Improve comment.
1115
1116 2008-02-21  Jan Hubicka  <jh@suse.cz>
1117
1118         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1119         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1120         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1121
1122 2008-02-21  Michael Matz  <matz@suse.de>
1123
1124         PR target/35264
1125         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1126
1127 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1128
1129         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1130         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1131         as insn constraint.
1132         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1133         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1134         SSE_VEC_FLOAT_MODE_P as insn constraint.
1135         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1136         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1137         sse4a_movntdf using MODEF mode iterator.
1138         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1139         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1140         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1141         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1142         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1143         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1144         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1145
1146 2008-02-21  Richard Guenther  <rguenther@suse.de>
1147
1148         * tree.def (PAREN_EXPR): New tree code.
1149         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1150         and PAREN_EXPR.
1151         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1152         * expr.c (expand_expr_real_1): Likewise.
1153         * tree-inline.c (estimate_num_insns_1): Likewise.
1154         * tree-complex.c (expand_complex_move): Likewise.
1155         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1156         as plain x.
1157
1158 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1159
1160         PR target/35225
1161         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1162
1163 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1164
1165         PR target/35190
1166         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1167
1168         * config/sh/sh.c (find_barrier): Don't go past
1169         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1170
1171 2008-02-20  DJ Delorie  <dj@redhat.com>
1172
1173         * config/h8300/h8300.md (insv): Force source operand to be a register.
1174
1175         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1176         as a jump, not as a plain insn.
1177
1178 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1179
1180         * doc/invoke.texi (Warning Options): Add new option
1181         -Wframe-larger-than=.
1182         (-Wframe-larger-than): Document.
1183
1184         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1185         Add declarations for new option variables.
1186
1187         * final.c (final_start_function): Check the frame size
1188         before emission and issue a Wframe-larger-than warning.
1189
1190         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1191         Add definitions for new option variables.
1192         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1193
1194         * common.opt (Wframe-larger-than=): New option.
1195
1196 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1197
1198         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1199         (<sse>_div<mode>3): Ditto.
1200         (<sse>_vmdiv<mode>3): Ditto.
1201         (<sse>_vmsqrt<mode>2): Ditto.
1202         (*smax<mode>3): Ditto.
1203         (sse5_frcz<mode>2): Ditto.
1204         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1205         as insn constraint.
1206
1207 2008-02-20  Richard Guenther  <rguenther@suse.de>
1208
1209         PR middle-end/35265
1210         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1211         be happy with INTEGRAL_TYPE_P.
1212
1213 2008-02-20  Richard Guenther  <rguenther@suse.de>
1214
1215         * fold-const.c (split_tree): Associate floatig-point expressions
1216         if flag_associative_math is set.
1217
1218 2008-02-20  Richard Guenther  <rguenther@suse.de>
1219
1220         * tree.h (fold_real_zero_addition_p): Declare.
1221         * fold-const.c (fold_real_zero_addition_p): Export.
1222         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1223         floating-point operations with zero and one.
1224
1225 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1226
1227         * doc/install.texi: Correct references to CFLAGS, replacing them
1228         with BOOT_CFLAGS.  Document flags used during bootstrap for
1229         target libraries.
1230
1231 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1232
1233         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1234         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1235         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1236         insn constraint.
1237         (smin<mode>3): Ditto from similar patterns.
1238         (smax<mode>3): Ditto.
1239         (*ieee_smin<mode>3): Ditto.
1240         (*ieee_smax<mode>3): Ditto.
1241         * config/i386/sse.md (sse): New mode attribute.
1242         (mov<mode>): Macroize expander from movv4sf and movv2df using
1243         SSEMODEF2P mode iterator.
1244         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1245         SSE_VEC_FLOAT_MODE_P as insn constraint.
1246         (storent<mode>): Ditto.
1247         (storent<mode>): Macroize expander from storentsf and storentdf using
1248         MODEF mode iterator.
1249         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1250         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1251         (abs<mode>2): Ditto from similar patterns.
1252         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1253         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1254         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1255         (<sse>_vmsqrt<mode>2): Ditto.
1256         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1257         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1258         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1259         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1260         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1261         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1262         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1263         insn constraint.
1264         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1265         iterator and SSE_FLOAT_MODE_P as insn constraint.
1266         (<sse>_ucomi): Ditto from similar patterns.
1267         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1268         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1269         SSE_VEC_FLOAT_MODE_P as insn constraint.
1270         (vcond<mode>): Ditto from similar patterns.
1271         (and<mode>3, *and<mode>3): Ditto.
1272         (<sse>_nand<mode>3): Ditto.
1273         (ior<mode>3, *ior<mode>3): Ditto.
1274         (xor<mode>3, *xor<mode>3): Ditto.
1275         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1276         iterator and SSE_FLOAT_MODE_P as insn constraint.
1277         (*nand<mode>3): Ditto from similar patterns.
1278         (*ior<mode>3): Ditto.
1279         (*xor<mode>3): Ditto.
1280
1281 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1282
1283         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1284         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1285         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1286
1287 2008-02-19  Jan Hubicka  <jh@suse.cz>
1288
1289         * predict.c (tree_bb_level_predictions): Remove variable next
1290         mistakely introduced by previous commit.
1291
1292 2008-02-19  Jan Hubicka  <jh@suse.cz>
1293
1294         * predict.c (predict_paths_leading_to): Rewrite.
1295         (predict_paths_for_bb): New.
1296         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1297
1298 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1299
1300         PR bootstrap/35218
1301         * Makefile.in (build_file_translate): New.
1302         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1303         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1304         * configure.ac (build_file_translate): Substitute it.
1305         * configure: Regenerate.
1306
1307 2008-02-19  Jan Hubicka  <jh@suse.cz>
1308
1309         PR rtl-optimization/34408
1310         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1311         invalid sharing.
1312
1313 2008-02-19  Jan Hubicka  <jh@suse.cz>
1314
1315         PR middle-end/28779
1316         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1317         call_expr.
1318
1319 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1320
1321         PR Ada/35186
1322         * config/i386/i386-modes.def: Revert the last DI alignment
1323         change until Ada people can look into it.
1324
1325 2008-02-19  Nick Clifton  <nickc@redhat.com>
1326
1327         * opts.c (print_specific_help): Fix typo in --help text.
1328
1329 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1330
1331         PR target/35239
1332         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1333         32-bit inline asm without asm alternatives for host GCC < 3.0.
1334
1335 2008-02-19  Richard Guenther  <rguenther@suse.de>
1336
1337         PR tree-optimization/34989
1338         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1339         Allow propagation to INDIRECT_REF if we can simplify only.
1340
1341 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1342
1343         * c-common.c (warn_for_collisions_1): Use appropriate option when
1344         warning.
1345
1346 2008-02-19  Nick Clifton  <nickc@redhat.com>
1347
1348         PR other/31349
1349         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1350         (handle_options): Fix indentation.
1351         (print_filtered_help): If no language-specific options were
1352         displayed tell the user how to list all the options supported by
1353         the language's front-end.
1354         (print_specific_help): Fix indentation and remove duplicate line.
1355         (common_handle_option): Handle the -v option.
1356         For --help enable the display of undocumented options if the -v
1357         switch has been included on the command line.
1358         For --help= check for overlaps in the arguments between the option
1359         classes and the language names and issue a warning when they
1360         cannot be disambiguated.
1361         * c.opt (v): Pass on to the common option handler.
1362
1363 2008-02-19  Revital Eres  <eres@il.ibm.com>
1364
1365         * modulo-sched.c (sms_schedule): Change dump message when
1366         create_ddg function fails.
1367         (try_scheduling_node_in_cycle): Rename row to cycle.
1368         (print_partial_schedule): Rename CYCLE to ROW.
1369
1370 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1371             Zdenek Dvorak  <ook@ucw.cz>
1372
1373         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1374
1375 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1376
1377         PR target/33555
1378         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1379         (*x86_movdicc_0_m1_se): Ditto.
1380
1381 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1382
1383         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1384         (CMPtype): Define as __gcc_CMPtype.
1385         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1386         (CMPtype): Define as __gcc_CMPtype.
1387
1388 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1389
1390         Support valgrind 3.3 for --enable-checking=valgrind.
1391         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1392         here.
1393         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1394         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1395         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1396         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1397         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1398         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1399         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1400         respectively.
1401         * ggc-zone.c: Similar.
1402         * ggc-page.c: Similar.
1403
1404 2008-02-19  Paul Brook  <paul@codesourcery.com>
1405
1406         PR target/35071
1407         * config/arm/ieee754-df.S: Fix do_it typo.
1408         * config/arm/ieee754-sf.S: Fix do_it typo.
1409
1410 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1411
1412         PR target/35189
1413         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1414         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1415         (OPTION_MASK_ISA_SSE_SET): Likewise.
1416         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1417         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1418         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1419         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1420         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1421         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1422         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1423         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1424         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1425         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1426         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1427         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1428         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1429         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1430         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1431         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1432         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1433         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1434         (OPTION_MASK_ISA_SSE4): Removed.
1435         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1436         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1437         -mXXX.
1438         (override_options): Don't turn on implied SSE/MMX bits in
1439         ix86_isa_flags.
1440
1441 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1442
1443         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1444         32bit host.
1445
1446 2008-02-18  Joey Ye  <joey.ye@intel.com>
1447
1448         PR middle-end/34921
1449         * tree-nested.c (insert_field_into_struct): Set type alignment
1450         to field alignment if the former is less than the latter.
1451
1452 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1453
1454         * BASE-VER: Set to 4.4.0.
1455
1456 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1457
1458         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1459         * doc/cfg.texi: Likewise.
1460         * doc/extend.texi: Likewise.
1461         * doc/gty.texi: Likewise.
1462         * doc/invoke.texi: Likewise.
1463         * doc/loop.texi: Likewise.
1464         * doc/md.texi: Likewise.
1465         * doc/passes.texi: Likewise.
1466         * doc/rtl.texi: Likewise.
1467         * doc/sourcebuild.texi: Likewise.
1468         * doc/tm.texi: Likewise.
1469         * doc/tree-ssa.texi: Likewise.
1470
1471 2008-02-17  Richard Guenther  <rguenther@suse.de>
1472
1473         PR middle-end/35227
1474         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1475         without default definition.
1476
1477 2008-02-17  Richard Guenther  <rguenther@suse.de>
1478
1479         PR tree-optimization/35231
1480         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1481         if A | B != 1.
1482
1483 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1484
1485         Revert:
1486
1487         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1488         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1489         libgcc_cmp_return mode.
1490
1491 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1492
1493         PR c/28368
1494         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1495
1496 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1497
1498         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1499         multilibs.
1500
1501 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1502
1503         * doc/c-tree.texi: Use `@.' where appropriate.
1504         * doc/extend.texi: Likewise.
1505         * doc/install.texi: Likewise.
1506         * doc/invoke.texi: Likewise.
1507         * doc/loop.texi: Likewise.
1508         * doc/makefile.texi: Likewise.
1509         * doc/md.texi: Likewise.
1510         * doc/passes.texi: Likewise.
1511         * doc/standards.texi: Likewise.
1512         * doc/tm.texi: Likewise.
1513
1514 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1515
1516         PR middle-end/35196
1517         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1518         in entry_bb.
1519         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1520         rather than in entry_bb.
1521
1522 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1523
1524         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1525         libgcc_cmp_return mode.
1526
1527 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1528
1529         PR middle-end/35130
1530         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1531         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1532
1533 2008-02-15  Richard Guenther  <rguenther@suse.de>
1534             Zdenek Dvorak  <ook@ucw.cz>
1535
1536         PR tree-optimization/35164
1537         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1538         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1539         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1540         Only propagate addresses which do not have abnormal SSA_NAMEs
1541         in their operands.
1542
1543 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1544
1545         PR target/35088
1546         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1547
1548 2008-02-15  Jan Hubicka  <jh@suse.cz>
1549
1550         PR middle-end/35149
1551         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1552
1553 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1554
1555         PR middle-end/34621
1556         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1557         when calculating alignment_pad.
1558
1559 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1560
1561         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1562         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1563         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1564         and STACK_BOUNDARY define.
1565
1566 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1567
1568         PR preprocessor/35061
1569         * c-pragma.c (handle_pragma_pop_macro): Check that
1570         pushed_macro_table has been allocated.
1571
1572 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1573
1574         PR middle-end/35136
1575         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1576         (force_gimple_operand): Likewise.
1577         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1578         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1579         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1580         (find_interesting_uses_address): Check addressability and alignment
1581         of the base expression only after substituting bases of IVs into it.
1582
1583 2008-02-14  Michael Matz  <matz@suse.de>
1584
1585         PR target/34930
1586         * function.c (instantiate_virtual_regs_in_insn): Reload address
1587         before falling back to reloading the whole operand.
1588
1589 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1590
1591         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1592         before the first section switch note.
1593
1594 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1595
1596         * doc/bugreport.texi: Update copyright years.
1597         * doc/c-tree.texi: Likewise.
1598         * doc/cfg.texi: Likewise.
1599         * doc/cpp.texi: Likewise.
1600         * doc/cppinternals.texi: Likewise.
1601         * doc/fragments.texi: Likewise.
1602         * doc/frontends.texi: Likewise.
1603         * doc/gcc.texi: Likewise.
1604         * doc/gty.texi: Likewise.
1605         * doc/hostconfig.texi: Likewise.
1606         * doc/implement-c.texi: Likewise.
1607         * doc/libgcc.texi: Likewise.
1608         * doc/loop.texi: Likewise.
1609         * doc/makefile.texi: Likewise.
1610         * doc/options.texi: Likewise.
1611         * doc/passes.texi: Likewise.
1612         * doc/rtl.texi: Likewise.
1613         * doc/sourcebuild.texi: Likewise.
1614         * doc/standards.texi: Likewise.
1615         * doc/tree-ssa.texi: Likewise.
1616         * doc/trouble.texi: Likewise.
1617
1618         * doc/extend.texi: Use @: or add comma where appropriate.
1619         * doc/invoke.texi: Likewise.
1620         * doc/tm.texi: Likewise.
1621
1622 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1623
1624         PR target/34393
1625         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1626         to a reg.
1627
1628 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1629
1630         * doc/md.texi (clz, ctz): Add reference.
1631         * doc/rtl.texi (clz, ctz): Likewise.
1632
1633 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1634
1635         PR other/35148
1636         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1637         srcdir.
1638
1639 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1640
1641         * config/s390/s390.c (struct constant_pool): New field
1642         emit_pool_after added.
1643         (s390_mainpool_start): Set the emit_pool_after flag according
1644         to the section switch notes.
1645         (s390_mainpool_finish): Consider emit_pool_after when emitting
1646         the literal pool at the end of the function.
1647         (s390_chunkify_start): Force literal pool splits at section
1648         switch notes.
1649
1650 2008-02-13  Michael Matz  <matz@suse.de>
1651
1652         PR debug/35065
1653         * var-tracking.c (clobber_variable_part): Correctly traverse the
1654         list.
1655
1656 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1657
1658         PR 29673
1659         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1660         Add -fdump-ipa-inline.
1661         * tree-dump.c (dump_files): Remove tree-inlined dump.
1662         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1663
1664 2008-02-12  Richard Guenther  <rguenther@suse.de>
1665
1666         PR tree-optimization/35171
1667         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1668         default defs.
1669
1670 2008-02-12  Richard Guenther  <rguenther@suse.de>
1671
1672         PR middle-end/35163
1673         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1674         value-preserving mode.  Disallow final truncation.
1675
1676 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1677
1678         PR middle-end/35136
1679         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1680         code from here to...
1681         (force_gimple_operand): ...here.
1682
1683 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
1684
1685         PR c++/35144
1686         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1687         non-compatible pointers.
1688         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1689         different FIELD_DECLs, try harder by comparing field offsets, sizes
1690         and types.
1691
1692         PR inline-asm/35160
1693         * function.c (match_asm_constraints_1): Don't replace the same input
1694         multiple times.
1695
1696 2008-02-12  Anatoly Sokolov <aesok@post.ru>
1697
1698         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1699         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1700         (expand_epilogue): Restore RAMPZ register.
1701         * config/avr/avr.md (RAMPZ_ADDR): New constant.
1702
1703 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
1704
1705         * config/i386/cygwin.asm: (__alloca): Correct calling
1706         convention and alignment.
1707         (__chkstk): Force 8 byte stack alignment.
1708
1709 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
1710             Richard Guenther  <rguenther@suse.de>
1711
1712         PR tree-optimization/33992
1713         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1714         the zero we compare against.
1715
1716 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1717
1718         PR libfortran/35063
1719         * gthr-win32.h (__gthread_mutex_destroy_function): New function
1720         to CloseHandle after unlocking to prevent accumulation of handle
1721         count.
1722
1723 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1724
1725         PR middle_end/34150
1726         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1727         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
1728         and update LABEL_NUSES during and after reload.
1729
1730 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
1731
1732         PR middle-end/34627
1733         * combine.c (simplify_if_then_else): Make sure the comparison is
1734         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1735
1736 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
1737
1738         PR bootstrap/35051
1739         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1740         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1741         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1742         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1743         * tree.h (get_type_static_bounds): Likewise.
1744
1745 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1746
1747         * doc/invoke.texi (Option Summary, C++ Dialect Options)
1748         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1749         Make -Wfoo language annotations match what the compiler outputs.
1750
1751 2008-02-08  Sa Liu  <saliu@de.ibm.com>
1752
1753         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1754         intrinsics spu_convts, spu_convtu, spu_convtf.
1755         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1756
1757 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
1758
1759         * doc/extend.texi (Function Attributes) <noinline>: Mention
1760         asm ("") as method to keep calls.
1761
1762 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1763
1764         PR other/32754
1765         * doc/options.texi (Options): Replace references to opts.sh with
1766         optc-gen.awk.
1767         * opts-common.c: Likewise.
1768         * optc-gen.awk: Likewise.
1769
1770 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1771
1772         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1773
1774 2008-02-07  Richard Henderson  <rth@redhat.com>
1775
1776         PR rtl-opt/33410
1777         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1778         EXPR_LIST for the REG_EQUAL instead of a comparison with a
1779         funny mode.
1780
1781 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
1782
1783         PR tree-optimization/35085
1784         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1785         for operand entry oe2 in addition to operand entry oe3 in order to
1786         expose more opportunities for vectorizer sum reduction.
1787
1788 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1789
1790         PR other/35107
1791         * Makefile.in (LIBS): Remove $(GMPLIBS).
1792         (cc1-dummy, cc1): Add $(GMPLIBS).
1793
1794 2008-02-06  Jan Hubicka  <jh@suse.cz>
1795
1796         PR target/23322
1797         * i386.md (moddf_integer): Do not produce partial memory stalls for
1798         targets where it hurts.
1799
1800 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
1801
1802         PR target/35083
1803         * optabs.c (expand_float): Do not check for decimal modes when
1804         expanding unsigned integer through signed conversion.
1805
1806 2008-02-06  Nick Clifton  <nickc@redhat.com>
1807
1808         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1809         inside the clobber with a match_operand and duplicated operand
1810         number in the constraint.
1811         (ineqbranchsi): Delete redundant comment.
1812
1813 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
1814
1815         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1816         builtin_define ("__USE_INIT_FINI__").
1817         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1818         -msx multilibs.
1819         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1820
1821 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1822
1823         PR documentation/30330
1824         * doc/invoke.texi (C++ Dialect Options)
1825         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1826         For each warning option -Wfoo that allows -Wno-foo, ensure both
1827         -Wfoo and -Wno-foo are listed in the option index.  Fix index
1828         entry of -Wswitch-default, index -Wnormalized= including the
1829         `=', and -Wlarger-than-@var{len} including @var{len}.
1830
1831 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1832
1833         * config/i386/i386.md (floatunssisf2): Use
1834         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1835         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1836         Macroize expander using MODEF mode iterator.
1837
1838 2008-02-05  Diego Novillo  <dnovillo@google.com>
1839
1840         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1841
1842         PR 33738
1843         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1844
1845 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1846
1847         PR other/35070
1848         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1849
1850 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
1851
1852         PR target/35084
1853         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1854         to indicate if a message should be generated.
1855         (init_cumulative_args): Updated.
1856         (function_value_32): Likewise.
1857
1858 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
1859
1860         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1861
1862 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1863
1864         PR target/35083
1865         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1866         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1867
1868 2008-02-04  Diego Novillo  <dnovillo@google.com>
1869
1870         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1871
1872         PR 33738
1873         * tree-vrp.c (vrp_evaluate_conditional): With
1874         -Wtype-limits, emit a warning when comparing against a
1875         constant outside the natural range of OP0's type.
1876
1877 2008-02-04  Richard Guenther  <rguenther@suse.de>
1878
1879         PR middle-end/33631
1880         * expr.c (count_type_elements): Give for unions instead of
1881         guessing.
1882
1883 2008-02-04  Richard Guenther  <rguenther@suse.de>
1884
1885         PR middle-end/35043
1886         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1887         to TYPE_DOMAINs base type instead of using bitsizetype here.
1888
1889 2008-02-03  Jason Merrill  <jason@redhat.com>
1890
1891         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1892
1893 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1894
1895         PR other/29972
1896         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1897         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1898         (RS/6000 and PowerPC Options): Fix typos and markup.
1899         * doc/passes.texi (Tree-SSA passes): Likewise.
1900
1901 2008-02-02  Michael Matz  <matz@suse.de>
1902
1903         PR target/35045
1904         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1905         from record_last_reg_set_info.
1906         (record_last_reg_set_info): Take an RTX argument, iterate over all
1907         constituent hardregs.
1908         (record_last_set_info, record_opr_changes): Change calls to
1909         new signature or to record_last_reg_set_info_regno.
1910
1911 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1912
1913         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1914
1915 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
1916
1917         PR rtl-optimization/34773
1918         * reg-notes.def (EQUAL): Mention significance of combination of
1919         REG_EQUAL and REG_RETVAL.
1920         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1921         insn that has a REG_RETVAL.
1922
1923 2008-02-01  Roger Sayle  <roger@eyesopen.com>
1924
1925         PR bootstrap/33781
1926         * configure.ac (--enable-fixed-point): Disable unless explicitly
1927         requested on IRIX.
1928         * configure: Regenerate.
1929
1930 2008-02-01  Richard Guenther  <rguenther@suse.de>
1931
1932         PR other/35042
1933         * invoke.texi (-finline-limit): Remove no longer true parts
1934         of the documentation.  Note that there is no default value.
1935
1936 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
1937             Mark Mitchell  <mark@codesourcery.com>
1938             Ben Elliston  <bje@au.ibm.com>
1939
1940         PR c/29326
1941         * doc/extend.texi (Other Builtins): Document.
1942
1943 2008-01-31  Tom Browder <tom.browder@gmail.com>
1944
1945         * doc/c-tree.texi (Types): Fix grammar.
1946         (Expression trees): Ditto.
1947         * doc/passes.texi (Tree-SSA passes): Ditto.
1948
1949         * doc/configterms.texi (Configure Terms): Fix typo.
1950         * doc/cpp.texi (Common Predefined Macros): Ditto.
1951         * doc/md.texi (Machine Constraints): Ditto.
1952
1953         * doc/makefile.texi (Makefile): Add comma.
1954
1955 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1956             Gerald Pfeifer  <gerald@pfeifer.com>
1957
1958         * doc/sourcebuild.texi (Front End): Remove references to CVS
1959         and CVSROOT/modules.
1960         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1961         (Back End): Remove reference to CVS.
1962
1963 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1964
1965         PR target/34900
1966         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1967         comment from...
1968         (mips16_gp_pseudo_reg): ...here.
1969         * config/mips/mips.md (load_const_gp): Replace with...
1970         (load_const_gp_<mode>): ...this :P-based insn.
1971
1972 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1973
1974         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1975         options. Minor fixes.
1976         (-std): Move reference to standards closer to where language
1977         standards are first mentioned.
1978
1979 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1980
1981         PR rtl-optimization/34995
1982         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1983         parameter and return a bool.  If the rtx parameter is nonnull,
1984         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1985         (find_reloads): Update call accordingly.  Pass the new operand
1986         if it needed no address reloads, otherwise pass null.
1987
1988 2008-01-30  Richard Henderson  <rth@redhat.com>
1989
1990         PR c/34993
1991         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1992         for unbounded arrays.
1993
1994 2008-01-30  Silvius Rus  <rus@google.com>
1995
1996         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1997
1998 2008-01-30  Jan Hubicka  <jh@suse.cz>
1999
2000         PR target/34982
2001         * i386.c (init_cumulative_args): Use real function declaration when
2002         calling locally.
2003
2004 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
2005
2006         PR rtl-optimization/34998
2007         * global.c (build_insn_chain): Treat non-subreg_lowpart
2008         SUBREGs of pseudos as clobbering all the words covered by the
2009         SUBREG, not just all the bytes.
2010         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
2011         original df_ref rather than an extract parameter.
2012         (global_conflicts): Update call accordingly.
2013
2014 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
2015
2016         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2017         the overflow check to make it easier to read.
2018         (__fixtfdi): Change the type of the ll member in union
2019         long_double to UDItype_x.
2020
2021 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
2022
2023         PR middle-end/34969
2024         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2025         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2026         * tree-inline.c (fold_marked_statements): Call
2027         cgraph_update_edges_for_call_stmt if folding a call statement.
2028         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2029         debug_generic_stmt calls, reset it back afterwards.
2030
2031         PR c/35017
2032         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2033         static decls.
2034         * c-typeck.c (build_external_ref): Don't pedwarn about
2035         static vars in current function's scope.
2036
2037 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
2038
2039         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2040
2041 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
2042
2043         PR c/35002
2044         * ipa-struct-reorg.c: Fix spelling.
2045         * params.def: Ditto.
2046
2047 2008-01-29  Richard Guenther  <rguenther@suse.de>
2048
2049         PR middle-end/35006
2050         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2051         field.
2052         * tree-inline.c (remap_type): Increment remapping_type_depth
2053         around remapping types.
2054         (copy_body_r): Only add referenced variables if they are referenced
2055         from code, not types.
2056
2057 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
2058
2059         PR c++/34055
2060         PR c++/34103
2061         PR c++/34219
2062         PR c++/34606
2063         PR c++/34753
2064         PR c++/34754
2065         PR c++/34755
2066         PR c++/34919
2067         PR c++/34961
2068         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2069         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2070
2071 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
2072
2073         PR target/34412
2074         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2075         pointer for tiny stack.
2076
2077 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2078
2079         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2080
2081 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2082
2083         * config/vx-common.h: Fix typo in comment.
2084
2085 2008-01-28  Ian Lance Taylor  <iant@google.com>
2086
2087         PR c++/34862
2088         PR c++/33407
2089         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2090         coalesce pointers if they have different DECL_NO_TBAA_P values.
2091         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2092         between variables with different DECL_NO_TBAA_P values.
2093
2094 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
2095
2096         PR 31535
2097         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2098         are not legitimate small data references on SPE targets.
2099
2100 2008-01-28  David Daney  <ddaney@avtrex.com>
2101
2102         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2103
2104 2008-01-28  David Daney  <ddaney@avtrex.com>
2105
2106         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
2107
2108 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
2109
2110         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2111         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2112         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2113         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2114         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2115         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2116         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2117         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2118
2119 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2120
2121         * basic-block.h (condjump_equiv_p): Fix comment.
2122
2123 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2124
2125         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2126         print_generic_stmt_indented): Fix comment.
2127
2128 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2129
2130         * configure.ac (__stack_chk_fail): Add detecion for availability
2131         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2132         * configure: Regenerate.
2133
2134 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2135
2136         PR middle-end/34688
2137         * final.c (output_addr_const): Handle TRUNCATE.
2138
2139 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2140
2141         PR target/34711
2142         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2143         (zero_cost, infinite_cost): New constants.
2144         (struct cost_pair): Change type of cost to comp_cost.
2145         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2146         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2147         New functions.
2148         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2149         split_address_cost, ptr_difference_cost, difference_cost,
2150         get_computation_cost_at, get_computation_cost,
2151         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2152         determine_use_iv_cost_condition, determine_use_iv_costs,
2153         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2154         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2155         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2156         Change type of cost to comp_cost.
2157         (determine_iv_cost): Increase cost of non-original ivs, instead
2158         of decreasing the cost of original ones.
2159         (get_address_cost): Indicate the complexity of the addressing mode
2160         in comp_cost.
2161         (try_add_cand_for): Prefer using ivs not specific to some object.
2162         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2163
2164 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2165             Janis Johnson  <janis187@us.ibm.com>
2166
2167         PR target/34814
2168         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2169         (TARGET_INSTANTIATE_DECLS): Likewise.
2170         * target.h (expand_to_rtl_hook): New target hook.
2171         (instantiate_decls): Likewise.
2172         * function.c (instantiate_decl): Make non-static.  Rename to...
2173         (instantiate_decl_rtl): ... this.
2174         (instantiate_expr): Use instantiate_decl_rtl.
2175         (instantiate_decls_1): Likewise.
2176         (instantiate_decls): Likewise.
2177         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2178         * function.h (instantiate_decl_rtl): Add prototype.
2179         * cfgexpand.c (target.h): New include.
2180         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2181         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2182         (TARGET_INSTANTIATE_DECLS): Likewise.
2183         (TARGET_INITIALIZER): New target hooks added.
2184         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2185         New prototype.
2186         * config/rs6000/rs6000.c (tree-flow.h): New include.
2187         (machine_function): Add sdmode_stack_slot field.
2188         (rs6000_alloc_sdmode_stack_slot): New function.
2189         (rs6000_instantiate_decls): Likewise.
2190         (rs6000_secondary_memory_needed_rtx): Likewise.
2191         (rs6000_check_sdmode): Likewise.
2192         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2193         (TARGET_INSTANTIATE_DECLS): Likewise.
2194         (rs6000_hard_regno_mode_ok): Allow SDmode.
2195         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2196         (rs6000_emit_move): Handle SDmode.
2197         (function_arg_advance): Likewise.
2198         (function_arg): Likewise.
2199         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2200         SDmode var args for 32-bit compiles.
2201         (rs6000_secondary_reload_class): Handle SDmode.
2202         (rs6000_output_function_epilogue): Likewise.
2203         (rs6000_function_value): Simplify if statement.
2204         (rs6000_libcall_value): Likewise.
2205         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2206         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2207         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2208         (movsd_hardfloat): New define_insn.
2209         (movsd_softfloat): Likewise.
2210         (movsd_store): Likewise.
2211         (movsd_load): Likewise.
2212         (extendsddd2): Likewise.
2213         (extendsdtd2): Likewise.
2214         (truncddsd2): Likewise.
2215         (movdd_hardfloat64): Fixup comment.
2216         (UNSPEC_MOVSD_LOAD): New constant.
2217         (UNSPEC_MOVSD_STORE): Likewise.
2218
2219 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2220
2221         PR c++/34965
2222         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2223         TRUTH_XOR_EXPR.
2224         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2225         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2226         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2227         and TRUTH_XOR_EXPR.
2228
2229 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2230
2231         PR target/34794
2232         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2233         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2234         __LONGDOUBLE128 too.
2235         * config/rs6000/aix61.h: New file.
2236
2237 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2238
2239         PR rtl-optimization/34959
2240         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2241         popcount and parity rtxes the same mode as their operand.
2242         Truncate or extend the result to the return value's mode
2243         if necessary.
2244
2245 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2246
2247         PR target/34981
2248         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2249         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2250         to GOT_VERSION_REGNUM.
2251         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2252         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2253         * config/mips/mips.c (mips_emit_call_insn): New function.
2254         (mips_call_tls_get_addr): Call mips_expand_call directly.
2255         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2256         emit_call_insn.
2257         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2258         (mips_expand_call): Update the call to mips16_build_call_stub
2259         accordingly and a remove redundant condition.  Assert that MIPS16
2260         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2261         the call insn.
2262         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2263         TARGET_USE_GOT.
2264         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2265         (mips_avoid_hazard): Remove hazard_set handling.
2266         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2267         (UNSPEC_RESTORE_GP): ...this.
2268         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2269         (FAKE_CALL_REGNO): Rename to...
2270         (GOT_VERSION_REGNUM): ...this.
2271         (type): Add "ghost" value.  Add an associated insn reservation.
2272         (hazard_set): Remove.
2273         (exception_receiver): Rename to...
2274         (restore_gp): ...this and update the unspec identifier accordingly.
2275         (exception_receiver, nonlocal_got_receiver): New expanders.
2276         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2277         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2278         (set_got_version, update_got_version): New patterns.
2279
2280 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2281
2282         PR target/34970
2283         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2284
2285 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2286
2287         PR other/31955
2288         * doc/install.texi2html: Generate gcc-vers.texi.
2289
2290 2008-01-25  DJ Delorie  <dj@redhat.com>
2291
2292         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2293
2294 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2295
2296         * config/c4x: Remove directory.
2297         * config.gcc (crx-*, mt-*): Mark obsolete.
2298         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2299         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2300         sh-*-rtemscoff*): Remove cases.
2301         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2302         * real.c (encode_c4x_single, decode_c4x_single,
2303         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2304         c4x_extended_format): Remove.
2305         * real.h (c4x_single_format, c4x_extended_format): Remove.
2306         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2307         on C4x.
2308         (Pragmas): Remove comment about c4x pragmas.
2309         * doc/install.texi (c4x): Remove target-specific instructions.
2310         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2311         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2312         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2313         refer to C4x source files as examples.
2314         (C4X_FLOAT_FORMAT): Remove documentation.
2315
2316 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2317
2318         * config/bfin/bfin.c (override_options): Reorder tests so that
2319         flag_pic gets enabled for -msep-data.
2320
2321 2008-01-25  Richard Guenther  <rguenther@suse.de>
2322
2323         PR middle-end/32244
2324         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2325         to its bitfield precision if required.
2326
2327 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2328
2329         PR middle-end/33880
2330         * tree-nested.c (walk_omp_for): New function.
2331         (convert_nonlocal_reference, convert_local_reference): Call
2332         walk_omp_for on OMP_FOR.
2333         (convert_call_expr): Call walk_body on OMP_FOR's
2334         OMP_FOR_PRE_INIT_BODY.
2335
2336 2008-01-25  Richard Guenther  <rguenther@suse.de>
2337
2338         PR tree-optimization/34966
2339         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2340         default defs and PHI_NODEs we have to insert after the
2341         defining statement.
2342
2343 2008-01-24  Nick Clifton  <nickc@redhat.com>
2344
2345         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2346         Provide a default definition.
2347         (LIBGCC2_UNITS_PER_WORD): Likewise.
2348
2349         * config/stormy16/stormy16.c: Include df.h for the prototype
2350         for df_regs_ever_live_p.
2351         (xstormy16_expand_builtin_va_start): Convert the stack offset
2352         into a component_ref and then use POINTER_PLUS_EXPR to add it
2353         to the incoming_virtual_args_rtx.
2354         (xstormy16_gimplify_va_arg_expr): Rename to
2355         xstormy16_gimplify_va_arg_expr.
2356         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2357         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2358         xstormy16_gimplify_va_arg_expr.
2359         Fix up some formatting issues.
2360
2361         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2362         Move to predicates.md.
2363         (xs_hi_general_operand): Likewise.
2364         (xs_hi_nonmemory_operand): Likewise.
2365         * config/stormy16/predicates.md:
2366         (xstormy16_carry_plus_operand): New predicate.
2367         (xs_hi_general_operand): New predicate.
2368         (xs_hi_nonmemory_operand): New predicate.
2369         * config/stormy16/stormy16-protos.h:
2370         (xstormy16_carry_plus_operand): Delete prototype.
2371         (xs_hi_general_operand): Likewise.
2372         (xs_hi_nonmemory_operand): Likewise.
2373
2374         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2375         modifiers as they are no longer needed and they can trigger
2376         reload spill failures.
2377
2378         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2379         with a match_operand in order to help reload.
2380
2381         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2382         constraint with 'e' for the 8th alternative as this version of
2383         the mov.w instruction only accepts the lower 8 registers.
2384
2385 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2386
2387         PR target/34856
2388         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2389         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2390         vector elements.
2391
2392 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2393
2394         PR middle-end/33333
2395         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2396
2397 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2398
2399         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2400         New functions.
2401         (remove_structure): Update allocations list before removing structure.
2402
2403 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2404
2405         * ipa-struct-reorg.c (is_safe_cond_expr,
2406         create_new_stmts_for_cond_expr): Use integer_zerop function,
2407         that recognize not only zero-pointer, but zero-integer too.
2408
2409 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2410
2411         PR other/22232
2412         * fixproto: Escape "." in sed expression that strips leading "./".
2413
2414 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2415
2416         PR driver/34904
2417         * gcc.c (SWITCH_OK): Removed.
2418         (SWITCH_LIVE): Changed to bit.
2419         (SWITCH_FALSE): Likewise.
2420         (SWITCH_IGNORE): Likewise.
2421         (switchstr): Change live_cond to unsigned int.
2422         (process_command): Replace SWITCH_OK with 0.
2423         (do_self_spec): Likewise.
2424         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2425         (give_switch): Likewise.
2426         (used_arg): Likewise.
2427         (do_spec_1): Set the SWITCH_IGNORE bit.
2428         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2429         bits.  Set the SWITCH_LIVE bit.
2430
2431 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2432
2433         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2434
2435 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2436
2437         PR tree-optimization/34472
2438         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2439         parameter to a "bool *" and set *DATA to false if there is
2440         an unsafe access.  Do not delete the structure here.
2441         (check_cond_exprs): Delete it here instead.
2442         (check_cond_exprs, exclude_cold_structs): Do not increase
2443         I when removing a structure.
2444
2445 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2446
2447         PR target/34856
2448         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2449         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2450
2451 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2452
2453         PR middle-end/34934
2454         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2455         a fixed vector for stack.
2456
2457 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2458
2459         PR c++/25701
2460         * doc/gcc.texi (Software development): Add a direntry for g++.
2461
2462 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2463
2464         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2465         stale and straggling -fforce-addr comments above.
2466
2467         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2468         define.
2469         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2470         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2471
2472 2008-01-23  Michael Matz  <matz@suse.de>
2473
2474         PR debug/34895
2475         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2476         gen_type_die.
2477
2478 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2479
2480         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2481         malloc result type.
2482
2483 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2484
2485         * config/avr/avr.c (avr_current_arch): New variable.
2486         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2487         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2488         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2489         (avr_override_options): Init 'avr_current_arch'.
2490         (base_arch_s): Move from here...
2491         * config/avr/avr.h (base_arch_s): ... here. Add new members
2492         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2493         'mega' to 'have_jmp_call'.
2494         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2495         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2496         macros.
2497         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2498         architectures.
2499         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2500         MULTILIB_MATCHES): (Ditto.).
2501
2502 2008-01-23  Richard Guenther  <rguenther@suse.de>
2503
2504         PR middle-end/31529
2505         * cgraphunit.c (cgraph_reset_node): Always mark the node
2506         not reachable if it is not queued already.
2507
2508 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2509
2510         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2511         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2512         (cputype_selected): New static variable.
2513         (bfin_handle_option): Set it if -mcpu is used.
2514         (override_option): Select default set of workarounds if no cpu type
2515         selected on the command line.
2516         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2517
2518         From  Michael Frysinger  <michael.frysinger@analog.com>
2519         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2520         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2521
2522         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2523         for bf547, bf523, bf524, and bf526.
2524         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2525         bf526.
2526         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2527         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2528         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2529         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2530         * doc/invoke.texi (Blackfin Options): Document that
2531         -mcpu now accept bf547, bf523, bf524, and bf526.
2532
2533 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2534
2535         PR rtl-optimization/34628
2536         * combine.c (try_combine): Stop and undo after the first combination
2537         if an autoincrement side-effect on the first insn has effectively
2538         been lost.
2539
2540 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2541
2542         PR target/34529
2543         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2544         Offset addresses are not valid for Altivec or paired float modes.
2545
2546 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2547
2548         PR c++/34607
2549         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2550         if DECL_INITIAL (decl) is error_mark_node.
2551
2552         PR c++/34914
2553         * c-common.c (handle_vector_size_attribute): Only allow
2554         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2555         the same way as pointer, array etc. types.
2556         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2557
2558         PR c++/34917
2559         * tree.c (build_type_attribute_qual_variant): Call
2560         build_qualified_type if attributes are equal, but quals are not.
2561
2562 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2563
2564         PR 32102
2565         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2566         * flags.h (warn_strict_aliasing): Remove.
2567         (warn_strict_overflow): Remove.
2568         * opts.c (warn_strict_aliasing): Remove.
2569         (warn_strict_overflow): Remove.
2570         * c-opts.c (c_common_handle_option): -Wall only sets
2571         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2572         (c_common_post_options): Give default values to -Wstrict-aliasing
2573         and -Wstrict-overflow if they are uninitialized.
2574         * common.opt (Wstrict-aliasing): Specify Var and Init.
2575         (Wstrict-overflow): Likewise.
2576
2577 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2578
2579         PR rtl-optimization/26854
2580         PR rtl-optimization/34400
2581         PR rtl-optimization/34884
2582         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2583         DF_RD->gen.
2584         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2585         (df_rd_bb_info.expanded_lr_out): Deleted
2586         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2587         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2588         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2589         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2590         Removed code to allocate, initialize or free expanded_lr_out.
2591         (df_rd_bb_local_compute_process_def): Restructured to make more
2592         understandable.
2593         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2594         sets if the sets are being trimmed.
2595
2596 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2597
2598         PR bootstrap/32287
2599         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2600         (as_vers): Likewise.
2601         * configure: Regenerated.
2602
2603 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2604
2605         PR middle-end/33092
2606         * tree-pass.h (pass_build_alias): New pass.
2607         * tree-ssa-alias.c (gate_build_alias): New.
2608         (pass_build_alias): New.
2609         * passes.c (init_optimization_passes): Add pass_build_alias after
2610         pass_create_structure_vars.
2611
2612 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2613
2614         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2615         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2616         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2617         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2618         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2619         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2620         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2621         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2622         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2623         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2624         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2625         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2626         * config/s390/s390.md (FP_ALL): New mode iterator.
2627         (_d): New mode attribute.
2628         ("*signbit<mode>2>"): Changed mode of first operand.
2629         ("isinf<mode>2"): Changed mode of first operand.
2630         ("*TDC_insn"): Adaptation for DFP modes.
2631
2632 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2633
2634         * tree.c (check_qualified_type): Improve function description.
2635
2636 2008-01-21  Jason Merrill  <jason@redhat.com>
2637
2638         PR c++/34196
2639         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2640         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2641         if it is set.
2642
2643 2008-01-21  DJ Delorie  <dj@redhat.com>
2644
2645         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2646         return zero.
2647
2648 2008-01-21  Richard Guenther  <rguenther@suse.de>
2649
2650         PR middle-end/34856
2651         * tree-cfg.c (verify_expr): Allow all invariant expressions
2652         instead of just constant class ones as reference argument.
2653         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2654         like any other constant.
2655         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2656
2657 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2658
2659         * regmove.c (fixup_match_1): Update call crossed frequencies.
2660
2661 2008-01-21  Richard Guenther  <rguenther@suse.de>
2662
2663         PR c/34885
2664         * tree-inline.c (setup_one_parameter): Deal with mismatched
2665         types using a VIEW_CONVERT_EXPR.
2666
2667 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2668             Olga Golovanevsky  <olga@il.ibm.com>
2669
2670         PR tree-optimization/34701
2671         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2672         when the structure size is not a power of 2.
2673
2674 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
2675
2676         * doc/install.texi: Add doc for --enable-checking=df.
2677
2678 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2679
2680         PR rtl-optimization/34808
2681         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2682
2683 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2684
2685         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2686         input.
2687
2688 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
2689
2690         PR rtl-optimization/26854
2691         PR rtl-optimization/34400
2692         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2693         DF_RD->gen.
2694         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2695         (df_rd_bb_info.expanded_lr_out): New.
2696         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2697         * loop_iv.c (iv_analysis_loop_init): Ditto.
2698         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2699         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2700         Added code to allocate, initialize or free expanded_lr_out.
2701         (df_rd_bb_local_compute_process_def): Restructured to make
2702         more understandable.
2703         (df_rd_confluence_n): Add code to do nothing with fake edges and
2704         code to no apply invalidate_by_call sets if the sets are being trimmed.
2705         (df_lr_local_finalize): Renamed to df_lr_finalize.
2706         (df_live_local_finalize): Renamed to df_live_finalize.
2707
2708 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2709
2710         PR target/34831
2711         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2712         deciding whether to use reciprocal instructions.
2713
2714 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
2715
2716         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2717         dwarf2out_note_section_used if cold_text_section is NULL.
2718
2719 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
2720
2721         PR gcov-profile/34610
2722         * tree-cfg.c (make_edges): Mark both outgoing edges from
2723         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2724         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2725         from OMP_FOR and OMP_CONTINUE outgoing edges.
2726
2727         * tree-profile.c (tree_profiling): Return early if
2728         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
2729         at the end.
2730         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2731         from cfun to child_cfun.
2732         * function.h (struct function): Add after_tree_profile bit.
2733
2734 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2735
2736         * config/avr/avr.S (_exit): Disable interrupt.
2737
2738 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
2739             Steven Bosscher  <stevenb.gcc@gmail.com>
2740
2741         PR rtl-optimization/26854
2742         PR rtl-optimization/34400
2743         * df-problems.c (df_live_scratch): New scratch bitmap.
2744         (df_live_alloc): Allocate df_live_scratch when doing df_live.
2745         (df_live_reset): Clear the proper bitmaps.
2746         (df_live_bb_local_compute): Only process the artificial defs once
2747         since the order is not important.
2748         (df_live_init): Init the df_live sets only with the variables
2749         found live by df_lr.
2750         (df_live_transfer_function): Use the df_lr sets to prune the
2751         df_live sets as they are being computed.
2752         (df_live_free): Free df_live_scratch.
2753
2754 2008-01-18  Ian Lance Taylor  <iant@google.com>
2755
2756         * common.opt: Add fmerge-debug-strings.
2757         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2758         flag_merge_debug_strings rather than flag_merge_constants.
2759         * doc/invoke.texi (Option Summary): Mention
2760         -fmerge-debug-strings.
2761         (Debugging Options): Document -fmerge-debug-strings.
2762
2763 2008-01-18  Ian Lance Taylor  <iant@google.com>
2764
2765         PR c++/33407
2766         * tree.h (DECL_IS_OPERATOR_NEW): Define.
2767         (struct tree_function_decl): Add new field operator_new_flag.
2768         * tree-inline.c (expand_call_inline): When inlining a call to
2769         operator new, force the return value to go into a variable, and
2770         set DECL_NO_TBAA_P on that variable.
2771         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2772
2773 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
2774
2775         PR debug/34484
2776         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2777         DWARF2_DEBUGGING_INFO.
2778         (dwarf2out_note_section_used): Ditto.  Add prototype.
2779         (have_multiple_function_sections, text_section_used,
2780         cold_text_section_used, *cold_text_sections): Move declarations
2781         before their uses.
2782
2783 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
2784
2785         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2786         field and add signal_ra.
2787         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2788         assignments to frame state pc.  Move end of stack check after
2789         MD_FALLBACK_FRAME_STATE_FOR.
2790         (uw_update_context_1): Use frame state signal_regs if set, instead
2791         of checking signal_frame flag.
2792         (uw_update_context): Use frame state signal_ra if set.
2793         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2794         * config/xtensa/linux-unwind.h: New file.
2795
2796 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
2797
2798         * modulo-sched.c (get_sched_window): Fix comment typo.
2799
2800 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
2801
2802         PR tree-optimization/34648
2803         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2804
2805 2008-01-17  Anatoly Sokolov <aesok@post.ru>
2806
2807         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2808         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2809
2810 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
2811
2812         PR rtl-optimization/34400
2813         * df-core.c (df_worklist_dataflow_overeager,
2814         df_worklist_dataflow_doublequeue): New functions.
2815         (df_worklist_dataflow): Two different worklist solvers.
2816         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2817         New param.
2818
2819 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2820
2821         PR testsuite/34821
2822         * doc/invoke.texi: Document the dependence on pthread for fopenmp
2823         and ftree-parallelize-loops.
2824
2825 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
2826
2827         PR rtl-optimization/34826
2828         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2829
2830 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
2831
2832         * global.c (find_reg): Mark the eh regs as used if necessary.
2833         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2834         * ra.h (struct allocno): no_eh_reg field added.  Changed
2835         no_stack_reg type to bitfield.
2836
2837 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2838
2839         * tree.c (substitute_in_expr): Add missing 'break'.
2840
2841 2008-01-17  Richard Guenther  <rguenther@suse.de>
2842
2843         PR tree-optimization/34825
2844         * tree-ssa-math-opts.c (is_division_by): Do not recognize
2845         x / x as division to handle.
2846
2847 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2848
2849         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2850         "-pthread" is specified.
2851         * pa-hpux11.h (LIB_SPEC): Likewise.
2852
2853 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
2854             Peter Bergner  <bergner@vnet.ibm.com>
2855
2856         PR rtl-optimization/33796
2857         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2858
2859 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2860
2861         PR libgfortran/34699
2862         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2863         static links.
2864         * pa-hpux10.h (LINK_SPEC): Likewise.
2865         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2866
2867 2008-01-16  Richard Guenther  <rguenther@suse.de>
2868
2869         PR middle-end/32628
2870         * fold-const.c (fold_convert_const_int_from_int): Do not
2871         set overflow if that occured only because of a sign extension
2872         change when converting from/to a sizetype with the same
2873         precision and signedness.
2874
2875 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2876
2877         PR debug/34249
2878         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2879         location address to the correct place.  Update copyright year.
2880
2881 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2882
2883         * lambda-code.c (lambda_transform_legal_p): Handle the case of
2884         no dependences in the dependence_relations vector.
2885
2886 2008-01-16  Jan Hubicka  <jh@suse.cz>
2887
2888         PR rtl-optimization/31396
2889         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2890         * cfg.c (dump_reg_info): Print it.
2891         * regs.h (struct reg_info_t): add freq_calls_crossed.
2892         (REG_FREQ_CALLS_CROSSED): New macro.
2893         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2894         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2895         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2896         regmove_optimize): Update call crossed frequencies.
2897         * local-alloc.c (struct qty): Add freq_calls_crossed.
2898         (alloc_qty): Copute freq_calls_crossed.
2899         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2900         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2901         * ra.h (struct allocno): Add freq_calls_crossed.
2902
2903 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2904
2905         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2906         libgomp when compiling with ftree-parallelize-loops.
2907         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2908
2909 2008-01-16  Richard Guenther  <rguenther@suse.de>
2910
2911         PR tree-optimization/34769
2912         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2913         * tree.c (int_cst_value): Instead make this function more
2914         permissive in what it accepts as valid input.  Document this
2915         function always sign-extends the value.
2916
2917 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
2918             Richard Guenther  <rguenther@suse.de>
2919
2920         PR c/34668
2921         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2922         (gimple_fold_indirect_ref_rhs): ... this.
2923         (gimple_fold_indirect_ref): New function with foldings
2924         that preserve lvalueness.
2925         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2926         * tree-flow.h (gimple_fold_indirect_ref): Declare.
2927         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2928         to fold an INDIRECT_REF, fall back to the old use of
2929         fold_indirect_ref_1.
2930
2931 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2932
2933         * tree-data-ref.c (subscript_dependence_tester_1): Call
2934         free_conflict_function.
2935         (compute_self_dependence): Same.
2936
2937 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2938
2939         PR debug/34249
2940         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2941         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
2942         function global.
2943         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2944         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2945         for DWARF2_UNWIND_INFO targets.
2946
2947 2008-01-16  Richard Guenther  <rguenther@suse.de>
2948
2949         PR c/34768
2950         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2951         type qualifiers for function types.
2952
2953 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2954
2955         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2956         loop_iterator li from previous commit.
2957
2958 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2959
2960         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2961
2962 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2963
2964         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2965         (parallelize_loops): Don't parallelize irreducible components.
2966
2967 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2968
2969         PR c++/24924
2970         * c-opts (c_common_post_options): Do not enable CPP
2971         flag_pedantic_errors by default.
2972
2973 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2974
2975         PR rtl-optimization/31944
2976         * cse.c (remove_pseudo_from_table): New function.
2977         (merge_equiv_classes): Use above function to remove pseudo-registers.
2978         (invalidate): Likewise.
2979
2980 2008-01-13  Richard Guenther  <rguenther@suse.de>
2981
2982         PR middle-end/34601
2983         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2984         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2985
2986 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2987
2988         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2989         validate_change to unshare the source of the PC set.
2990
2991 2008-01-12  Jan Hubicka  <jh@suse.cz>
2992
2993         PR middle-end/32135
2994         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2995         references above array bounds.  This might trigger bounds checks for
2996         pointers to arrays.
2997
2998 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2999
3000         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3001         new_replaceable_dependencies.
3002
3003 2008-01-12  Doug Kwan  <dougkwan@google.com>
3004
3005         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3006         instead of OPT_Wreturn_type in warning due to ignored return type
3007         qualifiers.
3008         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3009         options included in -Wextra.
3010         * c.opt: New option -Wignored_qualifiers.
3011         * doc/invoke.texi (Warning Options, -Wextra): Add new option
3012         -Wignore_qualifiers.
3013         (-Wignored-qualifiers): Document.
3014         (-Wreturn-type): Remove description of functionality now handled
3015         by -Wignored-qualifiers.
3016
3017 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
3018
3019         PR ada/33788
3020         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3021         NOP_EXPR if it is between integral types with the same precision.
3022
3023 2008-01-12  Jan Hubicka  <jh@suse.cz>
3024
3025         PR other/28023
3026         * invoke.texi (max-inline-recursive-depth): Fix default value.
3027
3028 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
3029
3030         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3031         correct type.
3032
3033 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
3034
3035         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3036
3037 2008-01-11  James E. Wilson  <wilson@specifix.com>
3038
3039         PR target/26015
3040         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3041
3042 2008-01-11  Anatoly Sokolov <aesok@post.ru>
3043
3044         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3045         save/restore frame pointer register and don't use 'call-prologues'
3046         optimization in function with "OS_task" attribute.
3047
3048 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
3049
3050         PR middle-end/31309
3051         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3052         when copying to memory.
3053
3054 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
3055
3056         PR rtl-optimization/30905
3057         * cfgcleanup.c: Include dce.h
3058         (crossjumps_occured): New global variable.
3059         (try_crossjump_bb): Exit loop after finding a fallthru edge.
3060         If something changed, set crossjumps_occured to true.
3061         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3062         Don't add/remove fake edges to exit here...
3063         (cleanup_cfg): ...but do it here, when crossjumping.
3064         Run a fast DCE when successful crossjumps occured in the latest
3065         iteration of try_optimize_cfg.
3066
3067 2008-01-11  Richard Guenther  <rguenther@suse.de>
3068
3069         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3070         (struct vn_unary_op_s): Likewise.
3071         (vn_reference_insert): Free old reference on hash collision.
3072
3073 2008-01-10  Raksit Ashok  <raksit@google.com>
3074
3075         PR rtl-optimization/27971
3076         * combine.c (find_split_point): Split PLUS expressions which are
3077         inside a MEM rtx, and whose first operand is complex.
3078
3079 2008-01-10  DJ Delorie  <dj@redhat.com>
3080
3081         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3082         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3083         (m32c_hard_regno_ok): Call the underlying function.
3084
3085 2008-01-10  Richard Guenther  <rguenther@suse.de>
3086
3087         PR middle-end/34683
3088         * tree-cfg.c (tree_merge_blocks): Do not go through the
3089         full-blown folding and stmt updating path if we just deal
3090         with virtual operands.
3091         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3092         test for abnormal SSA_NAMEs.
3093
3094 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
3095
3096         PR middle-end/34641
3097         * reload.c (push_reload): Add assertions.  All constants from
3098         reg_equiv_constant should have been used for replacing the respective
3099         pseudo earlier.
3100         (find_reloads_address): Invoke find_reloads_address_part for
3101         constant taken from the reg_equiv_constant array.
3102
3103 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
3104
3105         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3106         field (valnum) the first in the struct.  Replace bools with
3107         unit bit fields.
3108
3109 2008-01-10  Richard Guenther  <rguenther@suse.de>
3110
3111         PR tree-optimization/34651
3112         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
3113         types and ordering for masking and converting.
3114
3115 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
3116
3117         PR tree-optimization/34017
3118         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3119         also for PHI_NODE expressions.
3120
3121 2008-01-09  Jan Hubicka  <jh@suse.cz>
3122
3123         PR tree-optimization/34708
3124         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3125         based on number of case labels.
3126         (init_inline_once): Remove switch_cost.
3127         * tree-inline.h (eni_weights_d): Remove switch_cost.
3128
3129 2008-01-09  Richard Guenther  <rguenther@suse.de>
3130         Andrew Pinski  <andrew_pinski@playstation.sony.com>
3131
3132         PR middle-end/30132
3133         * gimplify.c (gimplify_cond_expr): Do not create an addressable
3134         temporary if an rvalue is ok or an lvalue is not required.
3135
3136 2008-01-09  Richard Guenther  <rguenther@suse.de>
3137
3138         PR middle-end/34458
3139         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3140         adjust return type.
3141
3142 2008-01-09  Richard Guenther  <rguenther@suse.de>
3143
3144         PR middle-end/34679
3145         * tree.c (host_integerp): Check for sizetype only if the
3146         type is an integer type.
3147
3148 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
3149
3150         PR debug/26364
3151         * opts.c (decode_options): Disable inlining of functions called
3152         once if not in unit-at-a-time mode.
3153
3154 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
3155
3156         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3157
3158 2008-01-08  Richard Guenther  <rguenther@suse.de>
3159
3160         PR middle-end/31863
3161         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3162         out early if the result will be unused.
3163
3164 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3165
3166         PR target/34709
3167         Revert:
3168
3169         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3170         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3171         for TARGET_RECIP.
3172
3173 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
3174
3175         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3176         for vectorization tuned.
3177
3178 2008-01-08  Richard Guenther  <rguenther@suse.de>
3179
3180         PR tree-optimization/34683
3181         * tree-ssa-operands.c (operand_build_cmp): Export.
3182         * tree-ssa-operands.h (operand_build_cmp): Declare.
3183         * tree-vn.c (vuses_compare): Remove.
3184         (sort_vuses): Use operand_build_cmp.
3185         (sort_vuses_heap): Likewise.
3186         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3187         to re-use old VEC if available.  Do not sort already sorted VUSEs.
3188         (vdefs_to_vec): Do not sort already sorted VDEFs.
3189
3190 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
3191
3192         PR middle-end/34694
3193         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3194
3195 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3196
3197         PR target/34702
3198         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3199         limitations of reciprocal sequences on x86 targets.
3200
3201 2008-01-08  Richard Guenther  <rguenther@suse.de>
3202
3203         PR tree-optimization/34683
3204         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3205
3206 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
3207
3208         PR target/34622
3209         * config/darwin.c (darwin_mergeable_string_section): Don't use
3210         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3211
3212 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
3213
3214         PR target/34682
3215         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3216         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
3217         predicates of op0 and op1 to register_operand.
3218         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
3219         expander using X87MODEF mode iterator.  Change predicates of
3220         op0 and op1 to register_operand.
3221         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3222         corresponding patterns and macroize using MODEF macro.  Change
3223         predicates of op0 and op1 to register_operand and remove
3224         "m" constraint. Disparage "r" alternative with "!".
3225         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3226         macroize using X87MODEF macro.  Change predicates of op0 and op1
3227         to register_operand and remove "m" constraint.  Disparage "r"
3228         alternative with "!".
3229         (absneg splitter with memory operands): Remove.
3230         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3231         patterns and macroize using X87MODEF mode iterator.
3232         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3233         Change predicate of op1 to register_operand.
3234         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3235         for memory operands.
3236
3237 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
3238
3239         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3240
3241 2008-01-07  Richard Guenther  <rguenther@suse.de>
3242
3243         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3244         fields.
3245
3246 2008-01-07  Richard Guenther  <rguenther@suse.de>
3247
3248         PR tree-optimization/34683
3249         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3250         VOPs of the needed size to save memory.  Use VEC_quick_push
3251         to save compile-time.
3252         (vdefs_to_vec): Likewise.
3253
3254 2008-01-07  Sa Liu  <saliu@de.ibm.com>
3255
3256         * config/spu/spu.md (divdf3): Genetate inline code for double
3257         division.  The implementation doesn't handle INF or NAN, therefore it
3258         only applies when -ffinite-math-only is given.
3259
3260 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
3261
3262         PR libstdc++/34680
3263         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3264         * doc/cpp.texi ([Common Predefined Macros]): Document.
3265
3266 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
3267
3268         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3269         order to use commutative addition instead of subtraction.
3270
3271 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3272             Mircea Namolaru  <namolaru@il.ibm.com>
3273             Vladimir Yanovsky  <yanov@il.ibm.com>
3274             Revital Eres  <eres@il.ibm.com>
3275
3276         PR tree-optimization/34263
3277         * tree-outof-ssa.c (process_single_block_loop_latch,
3278         contains_tree_r): New functions.
3279         (analyze_edges_for_bb): Call process_single_block_loop_latch
3280         function to empty single-basic-block latch block if possible.
3281
3282 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3283
3284         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3285         for TARGET_RECIP.
3286         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3287
3288 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3289
3290         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3291
3292 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3293
3294         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3295
3296 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
3297
3298         PR tree-optimization/34618
3299         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3300         flag from T.
3301
3302 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3303
3304         PR target/34673
3305         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3306         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
3307         Update copyright year.
3308
3309         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3310         Update copyright year.
3311         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3312         using NR fixup.
3313
3314 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
3315
3316         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3317         edge does not point to current bb before changing need_assert.
3318
3319 2008-01-04  Richard Guenther  <rguenther@suse.de>
3320
3321         PR middle-end/34029
3322         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3323         for verifying purposes if they are is_gimple_min_invariant.
3324
3325 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
3326
3327         PR tree-optimization/34448
3328         PR tree-optimization/34465
3329         * gimplify.c (gimplify_init_constructor): Add new parameter
3330         notify_temp_creation.  Use it.
3331         (gimplify_modify_expr_rhs): Take volatiles into account when
3332         optimizing constructors.
3333         Do not optimize constructors if gimplify_init_constructor will dump to
3334         memory.
3335         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3336         * gcc.c-torture/compile/pr34448.c: New.
3337
3338 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
3339
3340         PR gcov-profile/34609
3341         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3342         return_slot if result is TREE_ADDRESSABLE.
3343
3344 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
3345
3346         * config/mips/mips.md (sqrt_condition): Tweak comment.
3347         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
3348
3349 2008-01-03  Tom Tromey  <tromey@redhat.com>
3350
3351         PR c/34457
3352         * c-common.c (c_type_hash): Handle VLAs.
3353
3354 2008-01-03  Jan Hubicka  <jh@suse.cz>
3355
3356         PR tree-optimization/31081
3357         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3358         0 when inlining and not inlining to first basic block.
3359         (remap_decl): When var is initialized to 0, don't set default_def.
3360         (expand_call_inline): Set entry_bb.
3361         * tree-inline.h (copy_body_data): Add entry_bb.
3362
3363 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3364
3365         PR c++/34619
3366         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3367         before returning.
3368
3369         PR tree-optimization/29484
3370         * tree-inline.c (inline_forbidden_p_2): New function.
3371         (inline_forbidden_p): Disallow inlining if some static var
3372         has an address of a local LABEL_DECL in its initializer.
3373         * doc/extend.texi (Labels as Values): Document &&foo behaviour
3374         vs. inlining.
3375
3376 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
3377
3378         PR tree-optimization/34635
3379         * tree-data-ref.c (add_other_self_distances): Make sure that the
3380         evolution step is constant.
3381
3382 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3383
3384         PR middle-end/34608
3385         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3386
3387 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
3388
3389         * tree-sra.c (scalarize_init): Insert the generate_element_init
3390         statements after the generate_element_zero statements.
3391
3392 2008-01-02  Richard Guenther  <rguenther@suse.de>
3393
3394         PR middle-end/34093
3395         PR middle-end/31976
3396         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3397         for very large number of operands instead of ICEing.
3398
3399 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
3400
3401         PR target/34013
3402         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3403         while stack probing.
3404
3405 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
3406
3407         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3408         in C++0x mode.
3409
3410 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
3411
3412         PR libmudflap/26442
3413         * tree-mudflap.c (mx_register_decls): Guard warning by
3414         !DECL_ARTIFICIAL check.
3415
3416 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
3417
3418         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3419         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3420         sse5_perm<mode>): Fix constraints.