gcc/ChangeLog

   1 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
   2
   3         PR middle-end/35526
   4         * expr.c (store_expr): Call emit_block_move if the mode
   5         of "temp" RTX is BLKmode.
   6
   7 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
   8             Richard Guenther  <rguenther@suse.de>
   9
  10         PR tree-optimization/31358
  11         * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
  12         the step with a NULL_TREE.
  13         * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
  14         to sizetype if type is a pointer type.
  15         (add_candidate_1): Don't convert the base and step to
  16         the generic type if the orginal type is a pointer type.
  17         (add_iv_value_candidates): Use sizetype for the step
  18         if type is a pointer type.
  19         (cand_value_at): Likewise.
  20         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
  21         for pointer types.
  22         * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
  23         Don't convert the tem affine to the type.
  24         (add_elt_to_tree): Use sizetype for the step if a pointer.
  25         Use POINTER_PLUS_EXPR for pointers.
  26         (aff_combination_to_tree): Use sizetype for the step if a
  27         pointer.
  28
  29 2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>
  30
  31         * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
  32         Remove commutativity hint.
  33
  34 2008-03-10  Jakub Jelinek  <jakub@redhat.com>
  35
  36         PR c/35438
  37         PR c/35439
  38         * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
  39         errorneous type.  Check that v is a VAR_DECL.
  40
  41         PR middle-end/35099
  42         * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
  43
  44 2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>
  45
  46         PR tree-optimization/35494
  47         * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
  48         may be overriden at link and run time.
  49
  50 2008-03-10  Richard Guenther  <rguenther@suse.de>
  51
  52         PR tree-optimization/34677
  53         * tree-ssa-pre.c (modify_expr_node_pool): Remove.
  54         (poolify_tree): Likewise.
  55         (modify_expr_template): Likewise.
  56         (poolify_modify_stmt): Likewise.
  57         (insert_fake_stores): Handle all component-ref style stores
  58         in addition to INDIRECT_REF.  Also handle complex types.
  59         Do not poolify the inserted load.
  60         (realify_fake_stores): Do not rebuild the tree but only
  61         make it a SSA_NAME copy.
  62         (init_pre): Remove initialzation of modify_expr_template.
  63         Do not allocate modify_expr_node_pool.
  64         (fini_pre): Do not free modify_expr_node_pool.
  65
  66 2008-03-10  Paul Brook  <paul@codesourcery.com>
  67
  68         * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
  69         to avoid conflicts.
  70
  71 2008-03-10  Paul Brook  <paul@codesourcery.com>
  72             Mark Shinwell  <shinwell@codesourcery.com>
  73
  74         * config/arm/cortex-r4.md: New.
  75         * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
  76         insn attributes.
  77         * config/arm/arm.md: Include cortex-r4.md.
  78         (insn): Add smmls, sdiv and udiv values.
  79         (generic_sched): Don't use generic scheduling for Cortex-R4.
  80         (arm_issue_rate): New function.
  81         (TARGET_SCHED_ISSUE_RATE): Define.
  82
  83 2008-03-10  Sebastian Pop  <sebastian.pop@amd.com>
  84
  85         * doc/invoke.texi (-ftree-loop-distribution): Add an example.
  86
  87 2008-03-10  Richard Guenther  <rguenther@suse.de>
  88
  89         * tree-ssa-pre.c (get_sccvn_value): Simplify.
  90         (compute_avail): Do not add stmt uses to AVAIL_OUT.
  91
  92 2008-03-10  Paolo Bonzini  <bonzini@gnu.org>
  93
  94         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
  95         Set default to true.
  96
  97 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  98
  99         * c.opt (Wsynth): Deprecate.
 100         * doc/invoke.texi (Option Summary, Warning Options): Document
 101         -Wno-format-contains-nul.
 102
 103 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
 104
 105         PR target/35496
 106         * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
 107         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
 108
 109 2008-03-09  Ira Rosen  <irar@il.ibm.com>
 110
 111         * config/rs6000/rs6000.c (builtin_description): Rename vector
 112         left shift operations.
 113         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
 114         (altivec_vsl<VI_char>): Rename to ...
 115         (ashl<mode>3): ... new name.
 116         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
 117         gen_ashlv4si3.
 118         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
 119
 120 2008-03-08  Richard Guenther  <rguenther@suse.de>
 121
 122         * coverage.h (tree_coverage_counter_addr): Declare.
 123         * coverage.c (tree_coverage_counter_addr): New function.
 124         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
 125         before using again.
 126         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
 127         (tree_gen_one_value_profiler): Likewise.
 128         (tree_gen_ic_profiler): Likewise.
 129         (tree_gen_average_profiler): Likewise.
 130         (tree_gen_ior_profiler): Likewise.
 131
 132 2008-03-08  Richard Guenther  <rguenther@suse.de>
 133
 134         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
 135         (vn_binary_op_insert): Likewise.
 136         (vn_unary_op_lookup): Likewise.
 137         (vn_unary_op_insert): Likewise.
 138         (vn_nary_op_lookup): Declare.
 139         (vn_nary_op_insert): Likewise.
 140         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
 141         and binary hashes, use a single obstack for unary_op_pool
 142         and binary_op_pool.
 143         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
 144         a single struct vn_nary_op_s.  Store tree code length and
 145         a variable number of operands.
 146         (struct vn_reference_op_struct): Remove unused op2.
 147         (vn_reference_op_eq): Do not compare op2.
 148         (vn_reference_op_compute_hash): Do not compute hash of op2.
 149         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
 150         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
 151         with vn_nary_op_compute_hash.
 152         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
 153         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
 154         vn_nary_op_lookup.
 155         (vn_unary_op_insert, vn_binary_op_insert): Replace with
 156         vn_nary_op_insert.
 157         (visit_unary_op): Call nary functions.
 158         (visit_binary_op): Likewise.
 159         (process_scc): Adjust for struct vn_tables_s changes.
 160         (allocate_vn_table): Likewise.
 161         (free_vn_table): Likewise.
 162         * tree-vn.c (vn_add): Call nary functions.
 163         (vn_lookup): Likewise.
 164
 165 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
 166
 167         PR target/35498
 168         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
 169         wdst back after sync_compare_and_swapqhi_internal.
 170
 171 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
 172
 173         PR target/22152
 174         * config/i386/i386-modes.def (V1DI): New vector mode.
 175         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
 176         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
 177         (MMXMODE248): Ditto.
 178         (MMXMODE): Add V1DI mode.
 179         (mmxvecsize): Change DI mode to V1DI mode.
 180         ("mov<mode>): Use MMXMODEI8 mode iterator.
 181         ("*mov<mode>_internal_rex64"): Ditto.
 182         ("*mov<mode>_internal"): Ditto.
 183         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
 184         ("mmx_sub<mode>3"): Ditto.
 185         ("mmx_adddi3"): Remove insn pattern.
 186         ("mmx_subdi3"): Ditto.
 187         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
 188         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
 189         ("mmx_ashl<mode>3"): Ditto.
 190         ("mmx_lshrdi3"): Remove insn pattern.
 191         ("mmx_ashldi3"): Ditto.
 192         * config/i386/i386.c (classify_argument): Handle V1DImode.
 193         (function_arg_advance_32): Ditto.
 194         (function_arg_32): Ditto.
 195         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
 196         mmx_addv1di3 insn pattern.
 197         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
 198         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
 199         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
 200         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
 201         Remove definitions of built-in functions.
 202         (V1DI_type_node): New node.
 203         (v1di_ftype_v1di_int): Ditto.
 204         (v1di_ftype_v1di_v1di): Ditto.
 205         (v2si_ftype_v2si_si): Ditto.
 206         (v4hi_ftype_v4hi_di): Remove node.
 207         (v2si_ftype_v2si_di): Ditto.
 208         (ix86_init_mmx_sse_builtins): Handle V1DImode.
 209         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
 210         Redefine builtins using def_builtin_const with *_ftype_*_int node.
 211         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
 212         Add new builtins using def_builtin_const.
 213         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
 214         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
 215         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
 216         * config/i386/mmintrin.h (__v1di): New typedef.
 217         (_mm_add_si64): Cast arguments to __v1di type.
 218         (_mm_sub_si64): Ditto.
 219         (_mm_sll_pi16): Cast __count to __v4hi type.
 220         (_mm_sll_pi32): Cast __count to __v2si type.
 221         (_mm_sll_si64): Cast arguments to __v1di type.
 222         (_mm_srl_pi16): Cast __count to __v4hi type.
 223         (_mm_srl_pi32): Cast __count to __v2si type.
 224         (_mm_srl_si64): Cast arguments to __v1di type.
 225         (_mm_sra_pi16): Cast __count to __v4hi type.
 226         (_mm_sra_pi32): Cast __count to __v2si type.
 227         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
 228         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
 229         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
 230         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
 231         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
 232         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
 233         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
 234         (_mm_srai_pi32): Use __builtin_ia32_psradi.
 235         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
 236         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
 237         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
 238         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
 239
 240 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
 241
 242         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
 243
 244 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
 245
 246         PR target/35373
 247         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
 248         reg+const addressing for Altivec modes.  Don't generate reg+reg
 249         addressing for TFmode or TDmode quantities.
 250
 251 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
 252
 253         * c-common.c (vector_types_convertible_p): Call langhook
 254         instead of comptypes.
 255
 256 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 257
 258         PR tree-opt/35402
 259         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
 260         integral and scalar float variables which have a
 261         NULL DECL_INITIAL.
 262
 263 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
 264
 265         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
 266         dwarf_register_span hook when emitting unwind information for
 267         register-to-memory saves.
 268         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
 269         (rs6000_frame_related): Remove call to spe_synthesize_frame.
 270
 271 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
 272
 273         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
 274         for the same VAR_DECL.
 275
 276 2008-03-06  Tom Tromey  <tromey@redhat.com>
 277
 278         * treelang: Delete.
 279         * doc/standards.texi (Standards): Don't mention treelang.
 280         * doc/invoke.texi (Overall Options): Don't mention treelang.
 281         * doc/install.texi (Prerequisites): Don't mention bison or
 282         treelang.
 283         (Configuration): Don't mention treelang.
 284         (Building): Likewise.
 285         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
 286
 287 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
 288
 289         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
 290         word-extractions out of a multi-word object.
 291
 292 2008-03-06  Richard Guenther  <rguenther@suse.de>
 293
 294         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
 295         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
 296         result type and precision.
 297         * expr.c (get_inner_reference): Set unsignedp based on the result
 298         type of BIT_FIELD_REF.
 299         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
 300         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
 301         (try_instantiate_multiple_fields): Likewise.  Use the correct type
 302         for BIT_FIELD_REF.
 303         (sra_build_assignment): Likewise.
 304         (sra_build_elt_assignment): Likewise.
 305         (sra_explode_bitfield_assignment): Likewise.
 306         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
 307         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
 308         set BIT_FIELD_REF_UNSIGNED.
 309         (vectorizable_load): Likewise.
 310
 311 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
 312
 313         * cse.c (cse_extended_basic_block): Invalidate artificial defs
 314         at bb start.
 315
 316 2008-03-06  Richard Guenther  <rguenther@suse.de>
 317
 318         * alias.c (struct alias_set_entry): Move has_zero_child field
 319         to pack with alias_set.
 320
 321 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
 322
 323         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
 324         32bit host.
 325
 326 2008-03-05  Ian Lance Taylor  <iant@google.com>
 327
 328         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
 329
 330 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
 331
 332         * fwprop.c (update_df): Support width and offset parameters of
 333         df_ref_create.
 334         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
 335         global_conflicts): Change DF_REF_EXTRACT to either
 336         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
 337         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
 338         * df-scan.c (df_ref_record, df_defs_record,
 339         df_ref_create_structure, df_def_record_1, df_uses_record,
 340         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
 341         df_bb_refs_collect, df_entry_block_defs_collect,
 342         df_exit_block_uses_collect): Support new width and offset fields.
 343         (ref_extract_pool): New storage pool.
 344         (df_free_ref): New function.
 345         (df_reg_chain_unlink, df_free_collection_rec,
 346         df_sort_and_compress_refs): Call df_free_ref.
 347         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
 348         of df_ref_extract.
 349         (df_ref_create_structure): Allocate df_ref_extract if offset and
 350         width fields are used.
 351         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
 352         (df_uses_record): Get offset and width from ZERO_EXTRACT
 353         and SIGN_EXTRACT.
 354         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
 355         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
 356         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
 357         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
 358         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
 359         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
 360         (df_ref_extract): New structure.
 361         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
 362         (df_ref_create): Add width and offset parameters.
 363
 364 2008-03-05  Richard Guenther  <rguenther@suse.de>
 365
 366         * tree-ssa-structalias.c (get_constraint_for_component_ref):
 367         Use ranges_overlap_p.
 368         (offset_overlaps_with_access): Rename
 369         to ranges_overlap_p and move ...
 370         * tree-flow-inline.h (ranges_overlap_p): ... here.
 371
 372         * tree.h (get_inner_reference, handled_component_p): Update
 373         comments.
 374
 375         * tree.h (record_component_aliases, get_alias_set,
 376         alias_sets_conflict_p, alias_sets_must_conflict_p,
 377         objects_must_conflict_p): Move declarations ...
 378         * alias.h (record_component_aliases, get_alias_set,
 379         alias_sets_conflict_p, alias_sets_must_conflict_p,
 380         objects_must_conflict_p): ... here.
 381         Include coretypes.h.
 382         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
 383
 384 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
 385
 386         * cfg.c: Include tree-flow.h.
 387         (remove_edge_raw): Call redirect_edge_var_map_clear.
 388         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
 389         * tree-flow-inline.h (redirect_edge_var_map_def): New.
 390         (redirect_edge_var_map_result): New.
 391         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
 392         PENDING_STMT use with redirect_edge_var_map_*.
 393         * tree-ssa.c (edge_var_maps): New definition.
 394         (redirect_edge_var_map_add): New.
 395         (redirect_edge_var_map_clear): New.
 396         (redirect_edge_var_map_dup): New.
 397         (redirect_edge_var_map_vector): New.
 398         (redirect_edge_var_map_destroy): New.
 399         (ssa_redirect_edge): Replace PENDING_STMT use with
 400         redirect_edge_var_map_*.
 401         (flush_pending_stmts): Same.
 402         (delete_tree_ssa): Destroy edge var map.
 403         * tree-flow.h (struct _edge_var_map): New.
 404         Define edge_var_map vector type.
 405         Declare redirect_edge_var_map_* prototypes.
 406         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
 407         * tree-cfg.c (reinstall_phi_args): Replace
 408         PENDING_STMT use with redirect_edge_var_map_*.
 409
 410 2008-03-05  Richard Guenther  <rguenther@suse.de>
 411
 412         PR tree-optimization/35472
 413         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
 414         whose single use_stmt has a overlapping set of loaded and
 415         stored symbols as that use_stmt might be a noop assignment then.
 416
 417 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
 418
 419         * gthr-rtems.h: Implement __gthread_mutex_destroy.
 420
 421 2008-03-05  Richard Guenther  <rguenther@suse.de>
 422
 423         PR c++/35336
 424         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
 425         should be constants.
 426         * tree-cfg.c (verify_expr): Verify it.
 427         * fold-const.c (fold_truthop): Remove code generating
 428         BIT_FIELD_REFs of structure bases.
 429         (fold_binary): Likewise.
 430         (fold_ternary): Position and size of BIT_FIELD_REFs are
 431         always host integers.
 432         (make_bit_field_ref): Remove.
 433         (optimize_bit_field_compare): Remove.
 434         (all_ones_mask_p): Remove.
 435
 436 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
 437
 438         PR gcc/33009
 439         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
 440         (split_block_and_df_analyze): New. Split basic block and rebuild
 441         dataflow.
 442         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
 443         SPLIT_BLOCK.
 444         (split_pattern_seq): Likewise.
 445         (erase_matching_seqs): Likewise.
 446         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
 447
 448 2008-03-04  Geoff Keating  <geoffk@apple.com>
 449
 450         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
 451         declaration and code.
 452         (tree_invalid_nonnegative_warnv_p): Likewise.
 453
 454 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
 455
 456         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
 457         examples.  Truncate option-names then causing overfull hbox.
 458
 459 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 460
 461         PR target/35222
 462         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
 463         on hpux10.
 464         * configure: Rebuilt.
 465
 466 2008-03-04  Rafael Espindola  <espindola@google.com>
 467
 468         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
 469         (tree_unary_nonnegative_warnv_p): New.
 470         (tree_binary_nonnegative_warnv_p): New.
 471         (tree_single_nonnegative_warnv_p): New.
 472         (tree_invalid_nonnegative_warnv_p): New.
 473         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
 474
 475 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 476
 477         PR 28322
 478         * opts.c (handle_option): Postpone 'unknown option' errors only for
 479         warning options.
 480
 481 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
 482
 483         PR target/35453
 484         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
 485         (_SIDD_XXX): This.
 486
 487 2008-03-04  Rafael Espindola  <espindola@google.com>
 488
 489         * fold-const.c (tree_unary_nonzero_warnv_p): New.
 490         (tree_binary_nonzero_warnv_p): New.
 491         (tree_single_nonzero_warnv_p): New.
 492         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
 493
 494 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
 495
 496         PR middle-end/35456
 497         * fold-const.c (fold_cond_expr_with_comparison): Prevent
 498         transformations for modes that have signed zeros.
 499         * ifcvt.c (noce_try_abs): Ditto.
 500
 501 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
 502
 503         * config/i386/i386.c (override_options): Force
 504         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
 505
 506 2008-03-04  Jan Hubicka  <jh@suse.cz>
 507
 508         PR c++/35262
 509         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
 510         in last commit.
 511
 512 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
 513
 514         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
 515         label to probe the stack.
 516
 517 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
 518
 519         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
 520         (__gthr_win32_mutex_destroy): Declare.
 521         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
 522         __gthr_win32_mutex_destroy.
 523         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
 524
 525 2008-03-03  Jan Hubicka  <jh@suse.cz>
 526
 527         PR c++/35262
 528         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
 529         aggressive on inlining cold calls.
 530
 531 2008-03-03  Richard Guenther  <rguenther@suse.de>
 532
 533         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
 534         struct copies into the expression table.
 535         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
 536         (try_to_simplify): Likewise.
 537         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
 538         integral and pointer arguments which do not change the
 539         precision to NOP_EXPRs.
 540         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
 541         VIEW_CONVERT_EXPR case.
 542
 543 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
 544
 545         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
 546         defined in a loop at depth 0 is invariant.
 547         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
 548         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
 549         be called at loop depth 0.
 550
 551 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
 552
 553         PR driver/35420
 554         * gcc.c (process_command): Update copyright notice dates.
 555         * gcov.c (print_version): Likewise.
 556         * gcov-dump.c (print_version): Likewise.
 557         * mips-tfile.c (main): Likewise.
 558         * mips-tdump.c (main): Likewise.
 559
 560 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 561
 562         PR 24924
 563         * c-common.c (flag_permissive): Delete.
 564         (constant_expression_warnings): Check flags first.
 565         (constant_expression_error): New.
 566         * c-common.h (flag_permissive): Delete.
 567         (constant_expression_error): Declare.
 568         * flags.h (flag_permissive): Declare. Update description.
 569         * diagnostic.c (pedwarn): Update.
 570         (permerror): New.
 571         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
 572         (permissive_error_kind): New.
 573         * toplev.c (flag_permissive): Define. Update description.
 574         * toplev.h (permissive_error_kind): Declare.
 575         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
 576         (pedwarn_c90): Use pedantic_warning_kind.
 577         * c-opts.c (c_common_post_options): flag_permissive does not affect
 578         flag_pedantic_errors.
 579
 580 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
 581
 582         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
 583         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
 584         __absvsi2, __absvDI2): Use unsigned arithmetic.
 585
 586 2008-03-02  Andi Kleen  <ak@suse.de>
 587             Richard Guenther  <rguenther@suse.de>
 588
 589         * struct-equiv.c: Remove file.
 590         * cfg_cleanup.c (condjump_equiv_p): Remove.
 591         * Makefile.in (OBJS-common): Remove struct-equiv.o.
 592         (struct-equiv.o): Remove rule.
 593         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
 594         insns_match_p, struct_equiv_block_eq, struct_equiv_init,
 595         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
 596
 597 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 598
 599         * ifcvt.c (noce_process_if_block): Try to handle only the then
 600         block if the else block exists but isn't suitable.
 601
 602 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
 603
 604         PR gcc/35063
 605         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
 606         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
 607         regression from previous patch.
 608
 609 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
 610
 611         PR gcc/35063
 612         * gthr.h: Add __gthread_mutex_destroy as a function that must be
 613         implemented.
 614         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
 615         * gthr-single.h (__gthread_mutex_destroy): Likewise.
 616         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
 617         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
 618         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
 619         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
 620         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
 621         (__gthread_mutex_destroy_function): Rename to
 622         __gthread_mutex_destroy.
 623         * gthr-dce.h (__gthread_mutex_destroy): Call
 624         pthread_mutex_destroy.
 625         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
 626         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
 627         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
 628
 629 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 630
 631         * df-scan.c (df_ref_chain_change_bb): Simplify.
 632         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
 633         set_block_for_insn if there's any change.
 634         * df.h ((df_insn_change_bb): Fix prototype.
 635         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
 636         df_insn_change_bb, don't call set_block_for_insn.
 637         * emit-rtl.c (reorder_insns): Likewise.
 638         * haifa-sched.c (move_insn): Likewise.
 639
 640 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 641
 642         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
 643
 644 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
 645
 646         * tree-flow-inline.h (next_readonly_imm_use): Return
 647         NULL_USE_OPERAND_P after the end.
 648
 649 2008-03-01  Richard Guenther  <rguenther@suse.de>
 650
 651         PR tree-optimization/35411
 652         * tree-sra.c (sra_build_assignment): Split conversion to
 653         final type to a separate statement if we are not assigning
 654         to a register.
 655
 656 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 657
 658         * fold-const.c (fold_convertible_p): Correct the logic to follow
 659         that in fold_convert().
 660
 661 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
 662
 663         PR c++/35315
 664         * tree-inline.c (build_duplicate_type): When we make a
 665         duplicate type, make it unique in the canonical types system.
 666
 667 2008-02-29  Tom Tromey  <tromey@redhat.com>
 668
 669         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
 670         input_file_stack_history, input_file_stack_restored): Remove.
 671         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
 672         * input.h (struct file_stack): Remove.
 673         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
 674         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
 675         Likewise.
 676         * diagnostic.h (struct diagnostic_context) <last_module>: Change
 677         type.
 678         (diagnostic_last_module_changed): Add 'map' argument.
 679         (diagnostic_set_last_function): Likewise.
 680         * diagnostic.c (undiagnostic_report_current_module): Iterate using
 681         line map, not input_file_stack.
 682         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
 683
 684 2008-02-29  Paul Brook  <paul@codesourcery.com>
 685
 686         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
 687
 688 2008-02-29  Paul Brook  <paul@codesourcery.com>
 689
 690         * config/arm/ieee754-df.S (muldf3): Use RET macros.
 691
 692 2008-02-29  Richard Guenther  <rguenther@suse.de>
 693
 694         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
 695         vn_lookup_or_add.
 696         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
 697         value for comparing for a store match.
 698         (simplify_unary_expression): Do nothing for SSA_NAMEs.
 699         (try_to_simplify): Do not do a full-blown reference lookup.
 700
 701 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
 702
 703         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
 704         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
 705
 706         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
 707
 708 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
 709
 710         * tree-loop-linear.c (try_interchange_loops): Compare memory access
 711         strides against cache sizes.
 712
 713 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
 714
 715         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
 716         constant to fpul.
 717
 718 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
 719
 720         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
 721         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
 722         is smaller than the original promoted value.
 723         (simplify_subreg): If OP is a SUBREG, try to preserve its
 724         SUBREG_PROMOTED_VAR_P information.
 725
 726 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
 727
 728         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
 729         (VN_INFO_GET): Allocate new objects on the obstack.
 730         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
 731         for rpo_numbers_temp, for consistency.
 732         (free_scc_vn): Free the obstack.
 733
 734 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
 735
 736         * doc/invoke.texi: Document -ftree-loop-distribution.
 737         * tree-loop-distribution.c: New.
 738         * tree-pass.h (pass_loop_distribution): New.
 739         * graphds.h (struct graph): Add htab_t indices.
 740         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
 741         * tree-vectorizer.c (rename_variables_in_loop): Extern.
 742         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
 743         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
 744         * tree-data-ref.c (debug_data_dependence_relations): New.
 745         (dump_data_dependence_relation): Also print data references.
 746         (free_data_ref): Extern.
 747         (same_access_functions): Moved...
 748         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
 749         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
 750         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
 751         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
 752         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
 753         (stmts_from_loop): Skip LABEL_EXPR.
 754         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
 755         New.
 756         (build_rdg): Initialize rdg->indices htab.
 757         (free_rdg, stores_from_loop, ref_base_address,
 758         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
 759         have_similar_memory_accesses_1, ref_base_address_1,
 760         remove_similar_memory_refs): New.
 761         * tree-data-ref.h: Depend on tree-chrec.h.
 762         (debug_data_dependence_relations, free_data_ref): Declared.
 763         (same_access_functions): ... here.
 764         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
 765         New.
 766         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
 767         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
 768         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
 769         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
 770         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
 771         rdg_vertex_for_stmt): Declared.
 772         (struct rdg_edge): Add level.
 773         (RDGE_LEVEL): New.
 774         (free_rdg, stores_from_loop, remove_similar_memory_refs,
 775         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
 776         Declared.
 777         (rdg_has_similar_memory_accesses): New.
 778         * tree-vect-analyze.c: Remove unused static decls.
 779         * lambda.h (dependence_level): New.
 780         * common.opt (ftree-loop-distribution): New.
 781         * tree-flow.h (mark_virtual_ops_in_bb,
 782         slpeel_tree_duplicate_loop_to_edge_cfg,
 783         rename_variables_in_loop): Declared.
 784         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
 785         (OBJS-common): Add tree-loop-distribution.o.
 786         (tree-loop-distribution.o): New rule.
 787         * tree-cfg.c (mark_virtual_ops_in_bb): New.
 788         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
 789         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
 790
 791 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
 792
 793         PR target/33963
 794         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
 795         other than structures and unions.
 796
 797 2008-02-28  Richard Guenther  <rguenther@suse.de>
 798
 799         Revert:
 800         2008-02-26  Richard Guenther  <rguenther@suse.de>
 801
 802         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
 803         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
 804         (lookup_decl_from_uid): Declare.
 805         (remove_decl_from_map): Likewise.
 806         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
 807         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
 808         (decl_for_uid_map): New global hashtable mapping DECL_UID
 809         to the decl tree.
 810         (init_ttree): Allocate it.
 811         (insert_decl_to_uid_decl_map): New helper function.
 812         (make_node_stat): Insert new decls into the map.
 813         (copy_node_stat): Likewise.
 814         (lookup_decl_from_uid): New function.
 815         (remove_decl_from_map): Likewise.
 816         (print_decl_for_uid_map_statistics): New helper.
 817         (dump_tree_statistics): Call it.
 818
 819         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
 820         (referenced_var_iterator): Adjust.
 821         (FOR_EACH_REFERENCED_VAR): Adjust.
 822         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
 823         (num_referenced_vars): Adjust.
 824         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
 825         (first_referenced_var): Remove.
 826         (end_referenced_vars_p): Likewise.
 827         (next_referenced_var): Likewise.
 828         (referenced_var_iterator_set): New helper function.
 829         * tree-dfa.c (referenced_var_lookup): Adjust.
 830         (referenced_var_check_and_insert): Likewise.
 831         (remove_referenced_var): Likewise.
 832         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
 833         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 834         (verify_call_clobbering): Likewise.
 835         (verify_memory_partitions): Likewise.
 836         (init_tree_ssa): Allocate bitmap instead of hashtable for
 837         referenced_vars.
 838         (delete_tree_ssa): Adjust.
 839         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
 840         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
 841         (compute_tag_properties): Likewise.
 842         (set_initial_properties): Likewise.
 843         (find_partition_for): Likewise.
 844         (update_reference_counts): Likewise.
 845         (dump_may_aliases_for): Likewise.
 846         * tree-ssa-operands.c (add_virtual_operand): Likewise.
 847         (add_call_clobber_ops): Likewise.
 848         (add_call_read_ops): Likewise.
 849         (get_asm_expr_operands): Likewise.
 850         * tree-into-ssa.c (dump_decl_set): Likewise.
 851         (update_ssa): Likewise.
 852         * tree-sra.c (scan_function): Likewise.
 853         (decide_instantiations): Likewise.
 854         (scalarize_parms): Likewise.
 855         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
 856         (dsa_named_for): Likewise.
 857         * tree-ssa-structalias.c (update_alias_info): Likewise.
 858         (merge_smts_into): Likewise.
 859
 860 2008-02-27  David Daney  <ddaney@avtrex.com>
 861
 862         PR target/34409
 863         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
 864         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
 865         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
 866         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
 867         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
 868
 869 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
 870
 871         PR target/25477
 872         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
 873         (BUILT_IN_NEXTTOWARD): Remove.
 874         (BUILT_IN_NEXTTOWARDF): Ditto.
 875         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
 876         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
 877
 878 2008-02-27  Tom Tromey  <tromey@redhat.com>
 879
 880         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
 881         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
 882
 883 2008-02-27  Jan Beulich  <jbeulich@novell.com>
 884
 885         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
 886         update the respective field on newdecl.
 887
 888 2008-02-27  Revital Eres  <eres@il.ibm.com>
 889
 890         PR rtl-optimization/34999
 891         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
 892         crossing edges that ends with a call insn.
 893         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
 894         call insn and clear the EDGE_CROSSING flag of the crossing edge
 895         when fixing fallthru edges.
 896
 897 2008-02-27  Richard Guenther  <rguenther@suse.de>
 898
 899         PR middle-end/35390
 900         * fold-const.c (fold_unary): Return the correct argument,
 901         converted to the result type.
 902
 903 2008-02-27  Richard Guenther  <rguenther@suse.de>
 904
 905         PR middle-end/34971
 906         * expr.c (expand_expr_real_1): Assert on rotates that operate
 907         on partial modes.
 908         * fold-const.c (fold_binary): Use the types precision, not the
 909         bitsize of the mode if folding rotate expressions.  Build rotates
 910         only for full modes.
 911
 912 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
 913
 914         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
 915         and CPP_PRAGMA_EOL.
 916         * c-pragma.c (pragma_ns_name): New typedef.
 917         (registered_pp_pragmas): New variable.
 918         (c_pp_lookup_pragma): New function.
 919         (c_register_pragma_1): If flag_preprocess_only, do nothing
 920         for non-expanded pragmas, for expanded ones push pragma's
 921         namespace and name into registered_pp_pragmas vector.
 922         (c_invoke_pragma_handler): Register OpenMP pragmas even when
 923         flag_preprocess_only, don't register GCC pch_preprocess
 924         pragma if flag_preprocess_only.
 925         * c-opts.c (c_common_init): Call init_pragma even if
 926         flag_preprocess_only.
 927         * c-pragma.c (c_pp_lookup_pragma): New prototype.
 928         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
 929         cpp_register_pragma if flag_preprocess_only.
 930
 931 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 932
 933         PR c/28800
 934         * c-parser.c (c_parser_translation_unit): Warn for empty
 935         translation unit, not empty source file.
 936
 937 2008-02-26  Paul Brook  <paul@codesourcery.com>
 938
 939         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
 940         operand for Thumb-2.
 941         * config/arm/arm.h (reg_class): Add CORE_REGS.
 942         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
 943         (BASE_REG_CLASS): Use CORE_REGS.
 944         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
 945         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
 946         (REGNO_OK_FOR_INDEX_P): Exclude SP.
 947         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
 948         ARM_REGNO_OK_FOR_INDEX_P.
 949         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
 950         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
 951         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
 952         (ldm/stm peepholes): Ditto.
 953         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
 954         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
 955         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
 956         * config/arm/constraints.md: Enable "k" constraint on ARM.
 957
 958 2008-02-27  Ben Elliston  <bje@au.ibm.com>
 959
 960         * config/rs6000/rs6000.c: Annotate cache line size field in all
 961         instances of struct processor_costs.
 962
 963 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
 964
 965         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
 966         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
 967         jump_bypass): New counters.
 968         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
 969         * dce.c (gate_ud_dce): Same.
 970         (gate_fast_dce): Same.
 971         * dse.c (gate_dse1): New function.
 972         (gate_dse2): New function.
 973         (gate_dse): Merge results of new gate functions.
 974         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
 975         (gate_handle_jump_bypass): Add dbg_cnt.
 976         (gate_handle_gcse): Add dbg_cnt.
 977         * ifcvt.c (gate_handle_if_conversion): Same.
 978         (gate_handle_if_after_combine): Same.
 979         (gate_handle_if_after_reload): Same.
 980         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
 981
 982 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
 983
 984         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
 985         line sizes.
 986         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
 987
 988 2008-02-26  Jason Merrill  <jason@redhat.com>
 989
 990         PR c++/35315
 991         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
 992         alone if it's the naming decl for the type's main variant.
 993
 994 2008-02-26  Tom Tromey  <tromey@redhat.com>
 995
 996         * system.h (USE_MAPPED_LOCATION): Poison.
 997         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
 998         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
 999         (make_goto_expr_edges): Likewise.
1000         (remove_bb): Likewise.
1001         (execute_warn_function_return): Likewise.
1002         * basic-block.h (struct edge_def) <goto_locus>: Change type to
1003         location_t.
1004         * c-common.c (fname_decl): Remove old location code.
1005         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1006         location code.
1007         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1008         variant.
1009         (ASM_INPUT_SOURCE_LOCATION): Likewise.
1010         (gen_rtx_ASM_INPUT): Likewise.
1011         (gen_rtx_ASM_INPUT_loc): Likewise.
1012         (get_rtx_asm_OPERANDS): Remove.
1013         * cfglayout.c (insn_locators_alloc): Remove old location code.
1014         (set_curr_insn_source_location): Likewise.
1015         (curr_insn_locator): Likewise.
1016         * print-tree.c (print_node): Remove old location code.
1017         * tree-mudflap.c (mf_varname_tree): Remove old location code.
1018         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1019         * cfgexpand.c (expand_gimple_cond_expr): Don't use
1020         location_from_locus.
1021         (construct_exit_block): Remove old location code.
1022         * emit-rtl.c (force_next_line_note): Remove old location code.
1023         * profile.c (branch_prob): Remove old location code.
1024         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1025         LOC_LINE): Remove old-location variants.
1026         * langhooks.c (lhd_print_error_function): Remove old location
1027         code.
1028         * configure, config.in: Rebuilt.
1029         * configure.ac (--enable-mapped-location): Remove.
1030         * c-decl.c (c_init_decl_processing): Remove old location code.
1031         (finish_function): Likewise.
1032         * recog.c (decode_asm_operands): Remove old location code.
1033         * c-pch.c (c_common_read_pch): Remove old location code.
1034         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1035         variants.
1036         * gimple-low.c (lower_function_body): Remove old location code.
1037         * toplev.c (unknown_location): Remove.
1038         (push_srcloc): Remove old-location variant.
1039         (process_options): Remove old location code.
1040         (lang_dependent_init): Likewise.
1041         * input.h (UNKNOWN_LOCATION): Move definition.
1042         (location_t): Undeprecate.
1043         (source_locus): Remove.
1044         (location_from_locus): Remove.
1045         (struct location_s): Remove.
1046         Remove all old-location code.
1047         (input_line, input_filename): Remove.
1048         * final.c (final_scan_insn): Remove old location code.
1049         * diagnostic.c (diagnostic_build_prefix): Remove
1050         USE_MAPPED_LOCATION test.
1051         * tree.h (gimple_stmt) <locus>: Now a location_t.
1052         (tree_exp) <locus>: Likewise.
1053         (DECL_IS_BUILTIN): Remove old-location variant.
1054         (annotate_with_file_line, annotate_with_locus): Likewise.
1055         (expr_locus, set_expr_locus): Update.
1056         * tree.c (build1_stat): Remove old location code.
1057         (last_annotated_node): Remove.
1058         (annotate_with_file_line): Remove old-location variant.
1059         (annotate_with_locus): Likewise.
1060         (expr_location): Remove old location code.
1061         (set_expr_location): Likewise.
1062         (expr_has_location): Likewise.
1063         (expr_locus): Likewise.
1064         (set_expr_locus): Likewise.
1065         (expr_filename): Don't use location_from_locus.
1066         (expr_lineno): Likewise.
1067         * rtl-error.c (location_for_asm): Remove old location code.
1068         * c-lex.c (cb_line_change): Remove old location code.
1069         (fe_file_change): Likewise.
1070         (cb_def_pragma): Likewise.
1071         (c_lex_with_flags): Likewise.
1072         * gengtype.c (do_typedef): Don't special-case location types.
1073         (define_location_structures): Remove.
1074         (main): Don't call define_location_structures.
1075         * tree-pretty-print.c (dump_implicit_edges): Remove old location
1076         code.
1077
1078 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1079
1080         PR 26264
1081         * builtins.def (BUILT_IN_STDARG_START): Remove.
1082         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1083         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1084         * tree-inline.c (inline_forbidden_p_1): Likewise.
1085
1086 2008-02-26  Richard Guenther  <rguenther@suse.de>
1087
1088         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1089         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1090         (lookup_decl_from_uid): Declare.
1091         (remove_decl_from_map): Likewise.
1092         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1093         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1094         (decl_for_uid_map): New global hashtable mapping DECL_UID
1095         to the decl tree.
1096         (init_ttree): Allocate it.
1097         (insert_decl_to_uid_decl_map): New helper function.
1098         (make_node_stat): Insert new decls into the map.
1099         (copy_node_stat): Likewise.
1100         (lookup_decl_from_uid): New function.
1101         (remove_decl_from_map): Likewise.
1102         (print_decl_for_uid_map_statistics): New helper.
1103         (dump_tree_statistics): Call it.
1104
1105         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1106         (referenced_var_iterator): Adjust.
1107         (FOR_EACH_REFERENCED_VAR): Adjust.
1108         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1109         (num_referenced_vars): Adjust.
1110         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1111         (first_referenced_var): Remove.
1112         (end_referenced_vars_p): Likewise.
1113         (next_referenced_var): Likewise.
1114         (referenced_var_iterator_set): New helper function.
1115         * tree-dfa.c (referenced_var_lookup): Adjust.
1116         (referenced_var_check_and_insert): Likewise.
1117         (remove_referenced_var): Likewise.
1118         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1119         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1120         (verify_call_clobbering): Likewise.
1121         (verify_memory_partitions): Likewise.
1122         (init_tree_ssa): Allocate bitmap instead of hashtable for
1123         referenced_vars.
1124         (delete_tree_ssa): Adjust.
1125         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1126         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1127         (compute_tag_properties): Likewise.
1128         (set_initial_properties): Likewise.
1129         (find_partition_for): Likewise.
1130         (update_reference_counts): Likewise.
1131         (dump_may_aliases_for): Likewise.
1132         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1133         (add_call_clobber_ops): Likewise.
1134         (add_call_read_ops): Likewise.
1135         (get_asm_expr_operands): Likewise.
1136         * tree-into-ssa.c (dump_decl_set): Likewise.
1137         (update_ssa): Likewise.
1138         * tree-sra.c (scan_function): Likewise.
1139         (decide_instantiations): Likewise.
1140         (scalarize_parms): Likewise.
1141         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1142         (dsa_named_for): Likewise.
1143         * tree-ssa-structalias.c (update_alias_info): Likewise.
1144         (merge_smts_into): Likewise.
1145
1146 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1147
1148         PR 34351
1149         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1150         * c-opts.c (c_common_handle_option): Wall enables
1151         Wvolatile-register-var.
1152         * common.opt: Move Wvolatile-register-var to...
1153         * c.opt: ...here.
1154
1155 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1156
1157         * common.opt (Wlarger-than=): New.
1158         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1159         -Wlarger-than=.
1160         * opts.c (common_handle_option): Handle -Wlarger-than=.
1161         * optc-gen.awk: Likewise.
1162         * opth-gen.awk: Likewise.
1163         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1164         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1165
1166 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1167
1168         * c-common.c (match_case_to_enum_1): Add appropriate
1169         OPT_W* parameter to warning.
1170         (c_do_switch_warnings): Likewise.
1171         * c-typeck.c (warning_init): Add one more parameter following
1172         'warning' function.
1173         (push_init_level): Update call to warning_init.
1174         (pop_init_level): Likewise.
1175         (add_pending_init): Likewise.
1176         (output_init_element: Likewise.
1177
1178 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1179
1180         PR 28322
1181         * toplev.c (toplev_main): If there are warnings or error, print
1182         errors for ignored options.
1183         * opts.c (ignored_options): New static variable.
1184         (postpone_unknown_option_error): New.
1185         (print_ignored_options): New.
1186         (handle_option): Postpone errors for unknown -Wno-* options.
1187         * opts.h (print_ignored_options): Declare.
1188
1189 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
1190
1191         * config/mips/mips.md (loadgp_blockage, blockage): Change type
1192         to "ghost".
1193
1194 2008-02-25  Richard Guenther  <rguenther@suse.de>
1195
1196         Revert:
1197         2008-02-25  Richard Guenther  <rguenther@suse.de>
1198
1199         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1200         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1201         (lookup_decl_from_uid): Declare.
1202         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1203         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1204         (decl_for_uid_map): New global hashtable mapping DECL_UID
1205         to the decl tree.
1206         (init_ttree): Allocate it.
1207         (insert_decl_to_uid_decl_map): New helper function.
1208         (make_node_stat): Insert new decls into the map.
1209         (copy_node_stat): Likewise.
1210         (lookup_decl_from_uid): New function.
1211         (print_decl_for_uid_map_statistics): New helper.
1212         (dump_tree_statistics): Call it.
1213
1214         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1215         (referenced_var_iterator): Adjust.
1216         (FOR_EACH_REFERENCED_VAR): Adjust.
1217         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1218         (num_referenced_vars): Adjust.
1219         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1220         (first_referenced_var): Remove.
1221         (end_referenced_vars_p): Likewise.
1222         (next_referenced_var): Likewise.
1223         (referenced_var_iterator_set): New helper function.
1224         * tree-dfa.c (referenced_var_lookup): Adjust.
1225         (referenced_var_check_and_insert): Likewise.
1226         (remove_referenced_var): Likewise.
1227         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1228         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1229         (verify_call_clobbering): Likewise.
1230         (verify_memory_partitions): Likewise.
1231         (init_tree_ssa): Allocate bitmap instead of hashtable for
1232         referenced_vars.
1233         (delete_tree_ssa): Adjust.
1234         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1235         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1236         (compute_tag_properties): Likewise.
1237         (set_initial_properties): Likewise.
1238         (find_partition_for): Likewise.
1239         (update_reference_counts): Likewise.
1240         (dump_may_aliases_for): Likewise.
1241         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1242         (add_call_clobber_ops): Likewise.
1243         (add_call_read_ops): Likewise.
1244         (get_asm_expr_operands): Likewise.
1245         * tree-into-ssa.c (dump_decl_set): Likewise.
1246         (update_ssa): Likewise.
1247         * tree-sra.c (scan_function): Likewise.
1248         (decide_instantiations): Likewise.
1249         (scalarize_parms): Likewise.
1250         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1251         (dsa_named_for): Likewise.
1252         * tree-ssa-structalias.c (update_alias_info): Likewise.
1253         (merge_smts_into): Likewise.
1254
1255 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1256
1257         PR fortran/29549
1258         * doc/invoke.texi (-fcx-limited-range): Document new option.
1259         * toplev.c (process_options): Handle -fcx-fortran-rules.
1260         * common.opt: Add documentation for -fcx-fortran-rules.
1261
1262 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1263
1264         PR c/35162
1265         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1266         actual behaviour and C99.
1267
1268 2008-02-26  Ben Elliston  <bje@au.ibm.com>
1269
1270         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1271         (ASM_CPU_POWER6_SPEC): Likewise.
1272         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1273         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1274         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1275
1276 2008-02-25  Richard Guenther  <rguenther@suse.de>
1277
1278         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1279         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1280         (lookup_decl_from_uid): Declare.
1281         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1282         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1283         (decl_for_uid_map): New global hashtable mapping DECL_UID
1284         to the decl tree.
1285         (init_ttree): Allocate it.
1286         (insert_decl_to_uid_decl_map): New helper function.
1287         (make_node_stat): Insert new decls into the map.
1288         (copy_node_stat): Likewise.
1289         (lookup_decl_from_uid): New function.
1290         (print_decl_for_uid_map_statistics): New helper.
1291         (dump_tree_statistics): Call it.
1292
1293         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1294         (referenced_var_iterator): Adjust.
1295         (FOR_EACH_REFERENCED_VAR): Adjust.
1296         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1297         (num_referenced_vars): Adjust.
1298         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1299         (first_referenced_var): Remove.
1300         (end_referenced_vars_p): Likewise.
1301         (next_referenced_var): Likewise.
1302         (referenced_var_iterator_set): New helper function.
1303         * tree-dfa.c (referenced_var_lookup): Adjust.
1304         (referenced_var_check_and_insert): Likewise.
1305         (remove_referenced_var): Likewise.
1306         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1307         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1308         (verify_call_clobbering): Likewise.
1309         (verify_memory_partitions): Likewise.
1310         (init_tree_ssa): Allocate bitmap instead of hashtable for
1311         referenced_vars.
1312         (delete_tree_ssa): Adjust.
1313         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1314         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1315         (compute_tag_properties): Likewise.
1316         (set_initial_properties): Likewise.
1317         (find_partition_for): Likewise.
1318         (update_reference_counts): Likewise.
1319         (dump_may_aliases_for): Likewise.
1320         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1321         (add_call_clobber_ops): Likewise.
1322         (add_call_read_ops): Likewise.
1323         (get_asm_expr_operands): Likewise.
1324         * tree-into-ssa.c (dump_decl_set): Likewise.
1325         (update_ssa): Likewise.
1326         * tree-sra.c (scan_function): Likewise.
1327         (decide_instantiations): Likewise.
1328         (scalarize_parms): Likewise.
1329         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1330         (dsa_named_for): Likewise.
1331         * tree-ssa-structalias.c (update_alias_info): Likewise.
1332         (merge_smts_into): Likewise.
1333
1334 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
1335
1336         PR target/35258
1337         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1338         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1339         * alias.h (nonoverlapping_memrefs_p): Likewise.
1340
1341 2008-02-25  Jan Beulich  <jbeulich@novell.com>
1342
1343         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1344         * config/i386/netware-libgcc.exp: Add __bswap?i2,
1345         __emultls_get_address, __emultls_register_common,
1346         __floatundi?f, and _Unwind_GetIPInfo.
1347         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1348         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1349         (gen_regparm_prefix): Likewise.
1350         (i386_nlm_encode_section_info): Sync with
1351         config/i386/winnt.c:i386_pe_encode_section_info().
1352         (i386_nlm_maybe_mangle_decl_assembler_name): New.
1353         i386_nlm_mangle_decl_assembler_name): New.
1354         (netware_override_options): New.
1355         * config/i386/netware.h (netware_override_options): Declare.
1356         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1357         (i386_nlm_mangle_decl_assembler_name): Declare.
1358         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1359
1360 2008-02-25  Ben Elliston  <bje@au.ibm.com>
1361
1362         PR other/32948
1363         * c-decl.c (grokdeclarator): Remove unused local variables
1364         `typedef_type' and `type_as_written'.
1365         * bb-reorder.c
1366         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1367         unused local variable `has_hot_blocks'.
1368         (fix_crossing_conditional_branches): Remove unused local variable
1369         `prev_bb'.
1370
1371 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
1372
1373         PR middle-end/19984
1374         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1375         using DEF_C99_BUILTIN.
1376         (BUILT_IN_NANF): Ditto.
1377         (BUILT_IN_NANL): Ditto.
1378
1379 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
1380             Revital Eres  <eres@il.ibm.com>
1381
1382         * modulo-sched.c (calculate_must_precede_follow): Address TODO
1383         regarding the order of two dependent insns in the same row.
1384
1385 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
1386
1387         * stor-layout.c (layout_decl): Do not bump the alignment of a
1388         bit-field to more than byte alignment if it is packed.
1389
1390 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
1391
1392         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1393         e300c2 and e300c3.
1394
1395 2008-02-24  Diego Novillo  <dnovillo@google.com>
1396
1397         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1398
1399         PR 33738
1400         * tree-vrp.c (vrp_evaluate_conditional): With
1401         -Wtype-limits, emit a warning when comparing against a
1402         constant outside the natural range of OP0's type.
1403         * c.opt (Wtype-limits): Move ...
1404         * common.opt (Wtype-limits): ... here.
1405
1406 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
1407
1408         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1409         * config/rs6000/e300c2c3.md: New file.
1410         * config/rs6000/rs6000.c (processor_costs): Add new costs for
1411         e300c2 and e300c3.
1412         (rs6000_override_options): Add e300c2 and e300c3 cases to
1413         processor_target_table. Do not allow usage of Altivec or Spe
1414         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1415         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1416         * config/rs6000/rs6000.h (processor_type): Add
1417         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1418         (ASM_CPU_SPEC): Add e300c2 and e300c3.
1419         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1420         and ppce300c3. Include e300c2c3.md.
1421
1422 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
1423
1424         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1425         instead of TARGET_STRICT_ALIGN.
1426
1427 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
1428
1429         * explow.c (memory_address): Assert that the generated address is
1430         valid.
1431
1432 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1433
1434         PR target/25477
1435         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1436         * config/darwin-ppc-ldouble-patch.def: New file.
1437         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1438         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1439         SUBTARGET_INIT_BUILTINS if defined.
1440         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1441         New functions.
1442
1443 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1444
1445         PR rtl-opt/33512
1446         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1447         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1448
1449 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1450
1451         PR pch/35027
1452         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1453         file" warning condtional on -Winvalid-PCH.
1454
1455 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
1456
1457         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1458
1459 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
1460
1461         PR target/22076
1462         PR target/34256
1463         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1464         prevent reload from using MMX registers.
1465         (*mov<mode>_internal): Ditto.
1466         (*movv2sf_internal_rex64): Ditto.
1467         (*movv2sf_internal): Ditto.
1468
1469 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1470
1471         PR documentation/31569
1472         * doc/install.texi2html: Use makeinfo --no-number-sections.
1473
1474 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1475
1476         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1477         ensure that we can address an entire entity > 8 bytes.  Don't
1478         generate reg+reg addressing for such data.
1479
1480 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1481
1482         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1483         strings when optimizing for size, unless the target cares about
1484         alignment.
1485
1486 2008-02-22  Tom Tromey  <tromey@redhat.com>
1487
1488         * regclass.c (current_pass): Remove declaration.
1489
1490 2008-02-22  Anatoly Sokolov <aesok@post.ru>
1491
1492         * config/avr/libgcc.S (__RAMPZ__): Define.
1493         (__do_copy_data): Add for devices with 128KB code memory.
1494
1495 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1496
1497         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1498         Use spe_abi.
1499         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1500
1501 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
1502
1503         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1504         GENNONACR_REGS.
1505
1506 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1507
1508         PR c/19999
1509         * c-typeck.c (build_binary_op): Warn about floating point
1510         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1511
1512 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
1513
1514         PR target/34526
1515         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1516         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1517         add vrsave.
1518         (rs6000_override_options): Set altivec_abi as default, not override,
1519         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1520         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1521         is used; use new member spe_abi.
1522         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1523         spe_abi and altivec_abi.
1524
1525 2008-02-22  Tomas Bily  <tbily@suse.cz>
1526
1527         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1528
1529 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1530
1531         PR bootstrap/35273
1532         * config.build (build_file_translate): Set to `CMD //c' only if
1533         it works.
1534         * Makefile.in (build_file_translate): Improve comment.
1535
1536 2008-02-21  Jan Hubicka  <jh@suse.cz>
1537
1538         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1539         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1540         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1541
1542 2008-02-21  Michael Matz  <matz@suse.de>
1543
1544         PR target/35264
1545         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1546
1547 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1548
1549         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1550         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1551         as insn constraint.
1552         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1553         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1554         SSE_VEC_FLOAT_MODE_P as insn constraint.
1555         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1556         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1557         sse4a_movntdf using MODEF mode iterator.
1558         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1559         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1560         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1561         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1562         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1563         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1564         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1565
1566 2008-02-21  Richard Guenther  <rguenther@suse.de>
1567
1568         * tree.def (PAREN_EXPR): New tree code.
1569         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1570         and PAREN_EXPR.
1571         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1572         * expr.c (expand_expr_real_1): Likewise.
1573         * tree-inline.c (estimate_num_insns_1): Likewise.
1574         * tree-complex.c (expand_complex_move): Likewise.
1575         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1576         as plain x.
1577
1578 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1579
1580         PR target/35225
1581         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1582
1583 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1584
1585         PR target/35190
1586         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1587
1588         * config/sh/sh.c (find_barrier): Don't go past
1589         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1590
1591 2008-02-20  DJ Delorie  <dj@redhat.com>
1592
1593         * config/h8300/h8300.md (insv): Force source operand to be a register.
1594
1595         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1596         as a jump, not as a plain insn.
1597
1598 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1599
1600         * doc/invoke.texi (Warning Options): Add new option
1601         -Wframe-larger-than=.
1602         (-Wframe-larger-than): Document.
1603
1604         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1605         Add declarations for new option variables.
1606
1607         * final.c (final_start_function): Check the frame size
1608         before emission and issue a Wframe-larger-than warning.
1609
1610         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1611         Add definitions for new option variables.
1612         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1613
1614         * common.opt (Wframe-larger-than=): New option.
1615
1616 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1617
1618         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1619         (<sse>_div<mode>3): Ditto.
1620         (<sse>_vmdiv<mode>3): Ditto.
1621         (<sse>_vmsqrt<mode>2): Ditto.
1622         (*smax<mode>3): Ditto.
1623         (sse5_frcz<mode>2): Ditto.
1624         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1625         as insn constraint.
1626
1627 2008-02-20  Richard Guenther  <rguenther@suse.de>
1628
1629         PR middle-end/35265
1630         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1631         be happy with INTEGRAL_TYPE_P.
1632
1633 2008-02-20  Richard Guenther  <rguenther@suse.de>
1634
1635         * fold-const.c (split_tree): Associate floatig-point expressions
1636         if flag_associative_math is set.
1637
1638 2008-02-20  Richard Guenther  <rguenther@suse.de>
1639
1640         * tree.h (fold_real_zero_addition_p): Declare.
1641         * fold-const.c (fold_real_zero_addition_p): Export.
1642         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1643         floating-point operations with zero and one.
1644
1645 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1646
1647         * doc/install.texi: Correct references to CFLAGS, replacing them
1648         with BOOT_CFLAGS.  Document flags used during bootstrap for
1649         target libraries.
1650
1651 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1652
1653         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1654         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1655         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1656         insn constraint.
1657         (smin<mode>3): Ditto from similar patterns.
1658         (smax<mode>3): Ditto.
1659         (*ieee_smin<mode>3): Ditto.
1660         (*ieee_smax<mode>3): Ditto.
1661         * config/i386/sse.md (sse): New mode attribute.
1662         (mov<mode>): Macroize expander from movv4sf and movv2df using
1663         SSEMODEF2P mode iterator.
1664         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1665         SSE_VEC_FLOAT_MODE_P as insn constraint.
1666         (storent<mode>): Ditto.
1667         (storent<mode>): Macroize expander from storentsf and storentdf using
1668         MODEF mode iterator.
1669         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1670         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1671         (abs<mode>2): Ditto from similar patterns.
1672         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1673         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1674         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1675         (<sse>_vmsqrt<mode>2): Ditto.
1676         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1677         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1678         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1679         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1680         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1681         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1682         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1683         insn constraint.
1684         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1685         iterator and SSE_FLOAT_MODE_P as insn constraint.
1686         (<sse>_ucomi): Ditto from similar patterns.
1687         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1688         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1689         SSE_VEC_FLOAT_MODE_P as insn constraint.
1690         (vcond<mode>): Ditto from similar patterns.
1691         (and<mode>3, *and<mode>3): Ditto.
1692         (<sse>_nand<mode>3): Ditto.
1693         (ior<mode>3, *ior<mode>3): Ditto.
1694         (xor<mode>3, *xor<mode>3): Ditto.
1695         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1696         iterator and SSE_FLOAT_MODE_P as insn constraint.
1697         (*nand<mode>3): Ditto from similar patterns.
1698         (*ior<mode>3): Ditto.
1699         (*xor<mode>3): Ditto.
1700
1701 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1702
1703         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1704         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1705         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1706
1707 2008-02-19  Jan Hubicka  <jh@suse.cz>
1708
1709         * predict.c (tree_bb_level_predictions): Remove variable next
1710         mistakely introduced by previous commit.
1711
1712 2008-02-19  Jan Hubicka  <jh@suse.cz>
1713
1714         * predict.c (predict_paths_leading_to): Rewrite.
1715         (predict_paths_for_bb): New.
1716         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1717
1718 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1719
1720         PR bootstrap/35218
1721         * Makefile.in (build_file_translate): New.
1722         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1723         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1724         * configure.ac (build_file_translate): Substitute it.
1725         * configure: Regenerate.
1726
1727 2008-02-19  Jan Hubicka  <jh@suse.cz>
1728
1729         PR rtl-optimization/34408
1730         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1731         invalid sharing.
1732
1733 2008-02-19  Jan Hubicka  <jh@suse.cz>
1734
1735         PR middle-end/28779
1736         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1737         call_expr.
1738
1739 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1740
1741         PR Ada/35186
1742         * config/i386/i386-modes.def: Revert the last DI alignment
1743         change until Ada people can look into it.
1744
1745 2008-02-19  Nick Clifton  <nickc@redhat.com>
1746
1747         * opts.c (print_specific_help): Fix typo in --help text.
1748
1749 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1750
1751         PR target/35239
1752         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1753         32-bit inline asm without asm alternatives for host GCC < 3.0.
1754
1755 2008-02-19  Richard Guenther  <rguenther@suse.de>
1756
1757         PR tree-optimization/34989
1758         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1759         Allow propagation to INDIRECT_REF if we can simplify only.
1760
1761 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1762
1763         * c-common.c (warn_for_collisions_1): Use appropriate option when
1764         warning.
1765
1766 2008-02-19  Nick Clifton  <nickc@redhat.com>
1767
1768         PR other/31349
1769         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1770         (handle_options): Fix indentation.
1771         (print_filtered_help): If no language-specific options were
1772         displayed tell the user how to list all the options supported by
1773         the language's front-end.
1774         (print_specific_help): Fix indentation and remove duplicate line.
1775         (common_handle_option): Handle the -v option.
1776         For --help enable the display of undocumented options if the -v
1777         switch has been included on the command line.
1778         For --help= check for overlaps in the arguments between the option
1779         classes and the language names and issue a warning when they
1780         cannot be disambiguated.
1781         * c.opt (v): Pass on to the common option handler.
1782
1783 2008-02-19  Revital Eres  <eres@il.ibm.com>
1784
1785         * modulo-sched.c (sms_schedule): Change dump message when
1786         create_ddg function fails.
1787         (try_scheduling_node_in_cycle): Rename row to cycle.
1788         (print_partial_schedule): Rename CYCLE to ROW.
1789
1790 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1791             Zdenek Dvorak  <ook@ucw.cz>
1792
1793         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1794
1795 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1796
1797         PR target/33555
1798         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1799         (*x86_movdicc_0_m1_se): Ditto.
1800
1801 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1802
1803         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1804         (CMPtype): Define as __gcc_CMPtype.
1805         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1806         (CMPtype): Define as __gcc_CMPtype.
1807
1808 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1809
1810         Support valgrind 3.3 for --enable-checking=valgrind.
1811         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1812         here.
1813         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1814         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1815         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1816         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1817         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1818         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1819         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1820         respectively.
1821         * ggc-zone.c: Similar.
1822         * ggc-page.c: Similar.
1823
1824 2008-02-19  Paul Brook  <paul@codesourcery.com>
1825
1826         PR target/35071
1827         * config/arm/ieee754-df.S: Fix do_it typo.
1828         * config/arm/ieee754-sf.S: Fix do_it typo.
1829
1830 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1831
1832         PR target/35189
1833         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1834         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1835         (OPTION_MASK_ISA_SSE_SET): Likewise.
1836         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1837         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1838         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1839         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1840         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1841         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1842         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1843         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1844         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1845         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1846         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1847         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1848         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1849         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1850         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1851         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1852         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1853         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1854         (OPTION_MASK_ISA_SSE4): Removed.
1855         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1856         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1857         (override_options): Don't turn on implied SSE/MMX bits in
1858         ix86_isa_flags.
1859
1860 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1861
1862         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1863         32bit host.
1864
1865 2008-02-18  Joey Ye  <joey.ye@intel.com>
1866
1867         PR middle-end/34921
1868         * tree-nested.c (insert_field_into_struct): Set type alignment
1869         to field alignment if the former is less than the latter.
1870
1871 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1872
1873         * BASE-VER: Set to 4.4.0.
1874
1875 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1876
1877         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1878         * doc/cfg.texi: Likewise.
1879         * doc/extend.texi: Likewise.
1880         * doc/gty.texi: Likewise.
1881         * doc/invoke.texi: Likewise.
1882         * doc/loop.texi: Likewise.
1883         * doc/md.texi: Likewise.
1884         * doc/passes.texi: Likewise.
1885         * doc/rtl.texi: Likewise.
1886         * doc/sourcebuild.texi: Likewise.
1887         * doc/tm.texi: Likewise.
1888         * doc/tree-ssa.texi: Likewise.
1889
1890 2008-02-17  Richard Guenther  <rguenther@suse.de>
1891
1892         PR middle-end/35227
1893         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1894         without default definition.
1895
1896 2008-02-17  Richard Guenther  <rguenther@suse.de>
1897
1898         PR tree-optimization/35231
1899         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1900         if A | B != 1.
1901
1902 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1903
1904         Revert:
1905
1906         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1907         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1908         libgcc_cmp_return mode.
1909
1910 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1911
1912         PR c/28368
1913         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1914
1915 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1916
1917         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1918         multilibs.
1919
1920 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1921
1922         * doc/c-tree.texi: Use `@.' where appropriate.
1923         * doc/extend.texi: Likewise.
1924         * doc/install.texi: Likewise.
1925         * doc/invoke.texi: Likewise.
1926         * doc/loop.texi: Likewise.
1927         * doc/makefile.texi: Likewise.
1928         * doc/md.texi: Likewise.
1929         * doc/passes.texi: Likewise.
1930         * doc/standards.texi: Likewise.
1931         * doc/tm.texi: Likewise.
1932
1933 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1934
1935         PR middle-end/35196
1936         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1937         in entry_bb.
1938         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1939         rather than in entry_bb.
1940
1941 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1942
1943         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1944         libgcc_cmp_return mode.
1945
1946 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1947
1948         PR middle-end/35130
1949         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1950         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1951
1952 2008-02-15  Richard Guenther  <rguenther@suse.de>
1953             Zdenek Dvorak  <ook@ucw.cz>
1954
1955         PR tree-optimization/35164
1956         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1957         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1958         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1959         Only propagate addresses which do not have abnormal SSA_NAMEs
1960         in their operands.
1961
1962 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1963
1964         PR target/35088
1965         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1966
1967 2008-02-15  Jan Hubicka  <jh@suse.cz>
1968
1969         PR middle-end/35149
1970         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1971
1972 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1973
1974         PR middle-end/34621
1975         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1976         when calculating alignment_pad.
1977
1978 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1979
1980         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1981         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1982         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1983         and STACK_BOUNDARY define.
1984
1985 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1986
1987         PR preprocessor/35061
1988         * c-pragma.c (handle_pragma_pop_macro): Check that
1989         pushed_macro_table has been allocated.
1990
1991 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1992
1993         PR middle-end/35136
1994         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1995         (force_gimple_operand): Likewise.
1996         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1997         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1998         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1999         (find_interesting_uses_address): Check addressability and alignment
2000         of the base expression only after substituting bases of IVs into it.
2001
2002 2008-02-14  Michael Matz  <matz@suse.de>
2003
2004         PR target/34930
2005         * function.c (instantiate_virtual_regs_in_insn): Reload address
2006         before falling back to reloading the whole operand.
2007
2008 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
2009
2010         * config/s390/s390.c (s390_mainpool_start): Emit the pool
2011         before the first section switch note.
2012
2013 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2014
2015         * doc/bugreport.texi: Update copyright years.
2016         * doc/c-tree.texi: Likewise.
2017         * doc/cfg.texi: Likewise.
2018         * doc/cpp.texi: Likewise.
2019         * doc/cppinternals.texi: Likewise.
2020         * doc/fragments.texi: Likewise.
2021         * doc/frontends.texi: Likewise.
2022         * doc/gcc.texi: Likewise.
2023         * doc/gty.texi: Likewise.
2024         * doc/hostconfig.texi: Likewise.
2025         * doc/implement-c.texi: Likewise.
2026         * doc/libgcc.texi: Likewise.
2027         * doc/loop.texi: Likewise.
2028         * doc/makefile.texi: Likewise.
2029         * doc/options.texi: Likewise.
2030         * doc/passes.texi: Likewise.
2031         * doc/rtl.texi: Likewise.
2032         * doc/sourcebuild.texi: Likewise.
2033         * doc/standards.texi: Likewise.
2034         * doc/tree-ssa.texi: Likewise.
2035         * doc/trouble.texi: Likewise.
2036
2037         * doc/extend.texi: Use @: or add comma where appropriate.
2038         * doc/invoke.texi: Likewise.
2039         * doc/tm.texi: Likewise.
2040
2041 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
2042
2043         PR target/34393
2044         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2045         to a reg.
2046
2047 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
2048
2049         * doc/md.texi (clz, ctz): Add reference.
2050         * doc/rtl.texi (clz, ctz): Likewise.
2051
2052 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2053
2054         PR other/35148
2055         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2056         srcdir.
2057
2058 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
2059
2060         * config/s390/s390.c (struct constant_pool): New field
2061         emit_pool_after added.
2062         (s390_mainpool_start): Set the emit_pool_after flag according
2063         to the section switch notes.
2064         (s390_mainpool_finish): Consider emit_pool_after when emitting
2065         the literal pool at the end of the function.
2066         (s390_chunkify_start): Force literal pool splits at section
2067         switch notes.
2068
2069 2008-02-13  Michael Matz  <matz@suse.de>
2070
2071         PR debug/35065
2072         * var-tracking.c (clobber_variable_part): Correctly traverse the
2073         list.
2074
2075 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2076
2077         PR 29673
2078         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2079         Add -fdump-ipa-inline.
2080         * tree-dump.c (dump_files): Remove tree-inlined dump.
2081         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2082
2083 2008-02-12  Richard Guenther  <rguenther@suse.de>
2084
2085         PR tree-optimization/35171
2086         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2087         default defs.
2088
2089 2008-02-12  Richard Guenther  <rguenther@suse.de>
2090
2091         PR middle-end/35163
2092         * fold-const.c (fold_widened_comparison): Use get_unwidened in
2093         value-preserving mode.  Disallow final truncation.
2094
2095 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2096
2097         PR middle-end/35136
2098         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2099         code from here to...
2100         (force_gimple_operand): ...here.
2101
2102 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
2103
2104         PR c++/35144
2105         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2106         non-compatible pointers.
2107         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2108         different FIELD_DECLs, try harder by comparing field offsets, sizes
2109         and types.
2110
2111         PR inline-asm/35160
2112         * function.c (match_asm_constraints_1): Don't replace the same input
2113         multiple times.
2114
2115 2008-02-12  Anatoly Sokolov <aesok@post.ru>
2116
2117         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2118         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2119         (expand_epilogue): Restore RAMPZ register.
2120         * config/avr/avr.md (RAMPZ_ADDR): New constant.
2121
2122 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
2123
2124         * config/i386/cygwin.asm: (__alloca): Correct calling
2125         convention and alignment.
2126         (__chkstk): Force 8 byte stack alignment.
2127
2128 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
2129             Richard Guenther  <rguenther@suse.de>
2130
2131         PR tree-optimization/33992
2132         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2133         the zero we compare against.
2134
2135 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
2136
2137         PR libfortran/35063
2138         * gthr-win32.h (__gthread_mutex_destroy_function): New function
2139         to CloseHandle after unlocking to prevent accumulation of handle
2140         count.
2141
2142 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2143
2144         PR middle_end/34150
2145         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2146         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
2147         and update LABEL_NUSES during and after reload.
2148
2149 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
2150
2151         PR middle-end/34627
2152         * combine.c (simplify_if_then_else): Make sure the comparison is
2153         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2154
2155 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
2156
2157         PR bootstrap/35051
2158         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2159         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2160         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2161         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2162         * tree.h (get_type_static_bounds): Likewise.
2163
2164 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2165
2166         * doc/invoke.texi (Option Summary, C++ Dialect Options)
2167         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2168         Make -Wfoo language annotations match what the compiler outputs.
2169
2170 2008-02-08  Sa Liu  <saliu@de.ibm.com>
2171
2172         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2173         intrinsics spu_convts, spu_convtu, spu_convtf.
2174         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2175
2176 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
2177
2178         * doc/extend.texi (Function Attributes) <noinline>: Mention
2179         asm ("") as method to keep calls.
2180
2181 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2182
2183         PR other/32754
2184         * doc/options.texi (Options): Replace references to opts.sh with
2185         optc-gen.awk.
2186         * opts-common.c: Likewise.
2187         * optc-gen.awk: Likewise.
2188
2189 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2190
2191         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2192
2193 2008-02-07  Richard Henderson  <rth@redhat.com>
2194
2195         PR rtl-opt/33410
2196         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2197         EXPR_LIST for the REG_EQUAL instead of a comparison with a
2198         funny mode.
2199
2200 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
2201
2202         PR tree-optimization/35085
2203         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2204         for operand entry oe2 in addition to operand entry oe3 in order to
2205         expose more opportunities for vectorizer sum reduction.
2206
2207 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2208
2209         PR other/35107
2210         * Makefile.in (LIBS): Remove $(GMPLIBS).
2211         (cc1-dummy, cc1): Add $(GMPLIBS).
2212
2213 2008-02-06  Jan Hubicka  <jh@suse.cz>
2214
2215         PR target/23322
2216         * i386.md (moddf_integer): Do not produce partial memory stalls for
2217         targets where it hurts.
2218
2219 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
2220
2221         PR target/35083
2222         * optabs.c (expand_float): Do not check for decimal modes when
2223         expanding unsigned integer through signed conversion.
2224
2225 2008-02-06  Nick Clifton  <nickc@redhat.com>
2226
2227         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2228         inside the clobber with a match_operand and duplicated operand
2229         number in the constraint.
2230         (ineqbranchsi): Delete redundant comment.
2231
2232 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
2233
2234         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2235         builtin_define ("__USE_INIT_FINI__").
2236         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2237         -msx multilibs.
2238         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2239
2240 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2241
2242         PR documentation/30330
2243         * doc/invoke.texi (C++ Dialect Options)
2244         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2245         For each warning option -Wfoo that allows -Wno-foo, ensure both
2246         -Wfoo and -Wno-foo are listed in the option index.  Fix index
2247         entry of -Wswitch-default, index -Wnormalized= including the
2248         `=', and -Wlarger-than-@var{len} including @var{len}.
2249
2250 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2251
2252         * config/i386/i386.md (floatunssisf2): Use
2253         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2254         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2255         Macroize expander using MODEF mode iterator.
2256
2257 2008-02-05  Diego Novillo  <dnovillo@google.com>
2258
2259         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2260
2261         PR 33738
2262         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2263
2264 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2265
2266         PR other/35070
2267         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2268
2269 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
2270
2271         PR target/35084
2272         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2273         to indicate if a message should be generated.
2274         (init_cumulative_args): Updated.
2275         (function_value_32): Likewise.
2276
2277 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
2278
2279         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2280
2281 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2282
2283         PR target/35083
2284         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2285         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2286
2287 2008-02-04  Diego Novillo  <dnovillo@google.com>
2288
2289         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2290
2291         PR 33738
2292         * tree-vrp.c (vrp_evaluate_conditional): With
2293         -Wtype-limits, emit a warning when comparing against a
2294         constant outside the natural range of OP0's type.
2295
2296 2008-02-04  Richard Guenther  <rguenther@suse.de>
2297
2298         PR middle-end/33631
2299         * expr.c (count_type_elements): Give for unions instead of
2300         guessing.
2301
2302 2008-02-04  Richard Guenther  <rguenther@suse.de>
2303
2304         PR middle-end/35043
2305         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2306         to TYPE_DOMAINs base type instead of using bitsizetype here.
2307
2308 2008-02-03  Jason Merrill  <jason@redhat.com>
2309
2310         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2311
2312 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2313
2314         PR other/29972
2315         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2316         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2317         (RS/6000 and PowerPC Options): Fix typos and markup.
2318         * doc/passes.texi (Tree-SSA passes): Likewise.
2319
2320 2008-02-02  Michael Matz  <matz@suse.de>
2321
2322         PR target/35045
2323         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2324         from record_last_reg_set_info.
2325         (record_last_reg_set_info): Take an RTX argument, iterate over all
2326         constituent hardregs.
2327         (record_last_set_info, record_opr_changes): Change calls to
2328         new signature or to record_last_reg_set_info_regno.
2329
2330 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
2331
2332         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2333
2334 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
2335
2336         PR rtl-optimization/34773
2337         * reg-notes.def (EQUAL): Mention significance of combination of
2338         REG_EQUAL and REG_RETVAL.
2339         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2340         insn that has a REG_RETVAL.
2341
2342 2008-02-01  Roger Sayle  <roger@eyesopen.com>
2343
2344         PR bootstrap/33781
2345         * configure.ac (--enable-fixed-point): Disable unless explicitly
2346         requested on IRIX.
2347         * configure: Regenerate.
2348
2349 2008-02-01  Richard Guenther  <rguenther@suse.de>
2350
2351         PR other/35042
2352         * invoke.texi (-finline-limit): Remove no longer true parts
2353         of the documentation.  Note that there is no default value.
2354
2355 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
2356             Mark Mitchell  <mark@codesourcery.com>
2357             Ben Elliston  <bje@au.ibm.com>
2358
2359         PR c/29326
2360         * doc/extend.texi (Other Builtins): Document.
2361
2362 2008-01-31  Tom Browder <tom.browder@gmail.com>
2363
2364         * doc/c-tree.texi (Types): Fix grammar.
2365         (Expression trees): Ditto.
2366         * doc/passes.texi (Tree-SSA passes): Ditto.
2367
2368         * doc/configterms.texi (Configure Terms): Fix typo.
2369         * doc/cpp.texi (Common Predefined Macros): Ditto.
2370         * doc/md.texi (Machine Constraints): Ditto.
2371
2372         * doc/makefile.texi (Makefile): Add comma.
2373
2374 2008-01-31  Tom Browder  <tom.browder@gmail.com>
2375             Gerald Pfeifer  <gerald@pfeifer.com>
2376
2377         * doc/sourcebuild.texi (Front End): Remove references to CVS
2378         and CVSROOT/modules.
2379         (Texinfo Manuals): Replace reference to CVS by one to SVN.
2380         (Back End): Remove reference to CVS.
2381
2382 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2383
2384         PR target/34900
2385         * config/mips/mips.c (gen_load_const_gp): New function, taking a
2386         comment from...
2387         (mips16_gp_pseudo_reg): ...here.
2388         * config/mips/mips.md (load_const_gp): Replace with...
2389         (load_const_gp_<mode>): ...this :P-based insn.
2390
2391 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2392
2393         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2394         options. Minor fixes.
2395         (-std): Move reference to standards closer to where language
2396         standards are first mentioned.
2397
2398 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2399
2400         PR rtl-optimization/34995
2401         * reload.c (alternative_allows_const_pool_ref): Take an rtx
2402         parameter and return a bool.  If the rtx parameter is nonnull,
2403         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2404         (find_reloads): Update call accordingly.  Pass the new operand
2405         if it needed no address reloads, otherwise pass null.
2406
2407 2008-01-30  Richard Henderson  <rth@redhat.com>
2408
2409         PR c/34993
2410         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2411         for unbounded arrays.
2412
2413 2008-01-30  Silvius Rus  <rus@google.com>
2414
2415         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2416
2417 2008-01-30  Jan Hubicka  <jh@suse.cz>
2418
2419         PR target/34982
2420         * i386.c (init_cumulative_args): Use real function declaration when
2421         calling locally.
2422
2423 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
2424
2425         PR rtl-optimization/34998
2426         * global.c (build_insn_chain): Treat non-subreg_lowpart
2427         SUBREGs of pseudos as clobbering all the words covered by the
2428         SUBREG, not just all the bytes.
2429         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
2430         original df_ref rather than an extract parameter.
2431         (global_conflicts): Update call accordingly.
2432
2433 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
2434
2435         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2436         the overflow check to make it easier to read.
2437         (__fixtfdi): Change the type of the ll member in union
2438         long_double to UDItype_x.
2439
2440 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
2441
2442         PR middle-end/34969
2443         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2444         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2445         * tree-inline.c (fold_marked_statements): Call
2446         cgraph_update_edges_for_call_stmt if folding a call statement.
2447         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2448         debug_generic_stmt calls, reset it back afterwards.
2449
2450         PR c/35017
2451         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2452         static decls.
2453         * c-typeck.c (build_external_ref): Don't pedwarn about
2454         static vars in current function's scope.
2455
2456 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
2457
2458         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2459
2460 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
2461
2462         PR c/35002
2463         * ipa-struct-reorg.c: Fix spelling.
2464         * params.def: Ditto.
2465
2466 2008-01-29  Richard Guenther  <rguenther@suse.de>
2467
2468         PR middle-end/35006
2469         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2470         field.
2471         * tree-inline.c (remap_type): Increment remapping_type_depth
2472         around remapping types.
2473         (copy_body_r): Only add referenced variables if they are referenced
2474         from code, not types.
2475
2476 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
2477
2478         PR c++/34055
2479         PR c++/34103
2480         PR c++/34219
2481         PR c++/34606
2482         PR c++/34753
2483         PR c++/34754
2484         PR c++/34755
2485         PR c++/34919
2486         PR c++/34961
2487         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2488         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2489
2490 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
2491
2492         PR target/34412
2493         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2494         pointer for tiny stack.
2495
2496 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2497
2498         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2499
2500 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2501
2502         * config/vx-common.h: Fix typo in comment.
2503
2504 2008-01-28  Ian Lance Taylor  <iant@google.com>
2505
2506         PR c++/34862
2507         PR c++/33407
2508         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2509         coalesce pointers if they have different DECL_NO_TBAA_P values.
2510         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2511         between variables with different DECL_NO_TBAA_P values.
2512
2513 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
2514
2515         PR 31535
2516         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2517         are not legitimate small data references on SPE targets.
2518
2519 2008-01-28  David Daney  <ddaney@avtrex.com>
2520
2521         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2522
2523 2008-01-28  David Daney  <ddaney@avtrex.com>
2524
2525         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
2526
2527 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
2528
2529         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2530         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2531         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2532         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2533         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2534         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2535         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2536         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2537
2538 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2539
2540         * basic-block.h (condjump_equiv_p): Fix comment.
2541
2542 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2543
2544         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2545         print_generic_stmt_indented): Fix comment.
2546
2547 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2548
2549         * configure.ac (__stack_chk_fail): Add detecion for availability
2550         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2551         * configure: Regenerate.
2552
2553 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2554
2555         PR middle-end/34688
2556         * final.c (output_addr_const): Handle TRUNCATE.
2557
2558 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2559
2560         PR target/34711
2561         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2562         (zero_cost, infinite_cost): New constants.
2563         (struct cost_pair): Change type of cost to comp_cost.
2564         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2565         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2566         New functions.
2567         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2568         split_address_cost, ptr_difference_cost, difference_cost,
2569         get_computation_cost_at, get_computation_cost,
2570         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2571         determine_use_iv_cost_condition, determine_use_iv_costs,
2572         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2573         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2574         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2575         Change type of cost to comp_cost.
2576         (determine_iv_cost): Increase cost of non-original ivs, instead
2577         of decreasing the cost of original ones.
2578         (get_address_cost): Indicate the complexity of the addressing mode
2579         in comp_cost.
2580         (try_add_cand_for): Prefer using ivs not specific to some object.
2581         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2582
2583 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2584             Janis Johnson  <janis187@us.ibm.com>
2585
2586         PR target/34814
2587         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2588         (TARGET_INSTANTIATE_DECLS): Likewise.
2589         * target.h (expand_to_rtl_hook): New target hook.
2590         (instantiate_decls): Likewise.
2591         * function.c (instantiate_decl): Make non-static.  Rename to...
2592         (instantiate_decl_rtl): ... this.
2593         (instantiate_expr): Use instantiate_decl_rtl.
2594         (instantiate_decls_1): Likewise.
2595         (instantiate_decls): Likewise.
2596         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2597         * function.h (instantiate_decl_rtl): Add prototype.
2598         * cfgexpand.c (target.h): New include.
2599         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2600         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2601         (TARGET_INSTANTIATE_DECLS): Likewise.
2602         (TARGET_INITIALIZER): New target hooks added.
2603         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2604         New prototype.
2605         * config/rs6000/rs6000.c (tree-flow.h): New include.
2606         (machine_function): Add sdmode_stack_slot field.
2607         (rs6000_alloc_sdmode_stack_slot): New function.
2608         (rs6000_instantiate_decls): Likewise.
2609         (rs6000_secondary_memory_needed_rtx): Likewise.
2610         (rs6000_check_sdmode): Likewise.
2611         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2612         (TARGET_INSTANTIATE_DECLS): Likewise.
2613         (rs6000_hard_regno_mode_ok): Allow SDmode.
2614         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2615         (rs6000_emit_move): Handle SDmode.
2616         (function_arg_advance): Likewise.
2617         (function_arg): Likewise.
2618         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2619         SDmode var args for 32-bit compiles.
2620         (rs6000_secondary_reload_class): Handle SDmode.
2621         (rs6000_output_function_epilogue): Likewise.
2622         (rs6000_function_value): Simplify if statement.
2623         (rs6000_libcall_value): Likewise.
2624         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2625         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2626         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2627         (movsd_hardfloat): New define_insn.
2628         (movsd_softfloat): Likewise.
2629         (movsd_store): Likewise.
2630         (movsd_load): Likewise.
2631         (extendsddd2): Likewise.
2632         (extendsdtd2): Likewise.
2633         (truncddsd2): Likewise.
2634         (movdd_hardfloat64): Fixup comment.
2635         (UNSPEC_MOVSD_LOAD): New constant.
2636         (UNSPEC_MOVSD_STORE): Likewise.
2637
2638 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2639
2640         PR c++/34965
2641         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2642         TRUTH_XOR_EXPR.
2643         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2644         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2645         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2646         and TRUTH_XOR_EXPR.
2647
2648 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2649
2650         PR target/34794
2651         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2652         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2653         __LONGDOUBLE128 too.
2654         * config/rs6000/aix61.h: New file.
2655
2656 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2657
2658         PR rtl-optimization/34959
2659         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2660         popcount and parity rtxes the same mode as their operand.
2661         Truncate or extend the result to the return value's mode
2662         if necessary.
2663
2664 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2665
2666         PR target/34981
2667         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2668         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2669         to GOT_VERSION_REGNUM.
2670         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2671         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2672         * config/mips/mips.c (mips_emit_call_insn): New function.
2673         (mips_call_tls_get_addr): Call mips_expand_call directly.
2674         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2675         emit_call_insn.
2676         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2677         (mips_expand_call): Update the call to mips16_build_call_stub
2678         accordingly and a remove redundant condition.  Assert that MIPS16
2679         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2680         the call insn.
2681         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2682         TARGET_USE_GOT.
2683         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2684         (mips_avoid_hazard): Remove hazard_set handling.
2685         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2686         (UNSPEC_RESTORE_GP): ...this.
2687         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2688         (FAKE_CALL_REGNO): Rename to...
2689         (GOT_VERSION_REGNUM): ...this.
2690         (type): Add "ghost" value.  Add an associated insn reservation.
2691         (hazard_set): Remove.
2692         (exception_receiver): Rename to...
2693         (restore_gp): ...this and update the unspec identifier accordingly.
2694         (exception_receiver, nonlocal_got_receiver): New expanders.
2695         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2696         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2697         (set_got_version, update_got_version): New patterns.
2698
2699 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2700
2701         PR target/34970
2702         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2703
2704 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2705
2706         PR other/31955
2707         * doc/install.texi2html: Generate gcc-vers.texi.
2708
2709 2008-01-25  DJ Delorie  <dj@redhat.com>
2710
2711         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2712
2713 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2714
2715         * config/c4x: Remove directory.
2716         * config.gcc (crx-*, mt-*): Mark obsolete.
2717         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2718         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2719         sh-*-rtemscoff*): Remove cases.
2720         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2721         * real.c (encode_c4x_single, decode_c4x_single,
2722         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2723         c4x_extended_format): Remove.
2724         * real.h (c4x_single_format, c4x_extended_format): Remove.
2725         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2726         on C4x.
2727         (Pragmas): Remove comment about c4x pragmas.
2728         * doc/install.texi (c4x): Remove target-specific instructions.
2729         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2730         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2731         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2732         refer to C4x source files as examples.
2733         (C4X_FLOAT_FORMAT): Remove documentation.
2734
2735 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2736
2737         * config/bfin/bfin.c (override_options): Reorder tests so that
2738         flag_pic gets enabled for -msep-data.
2739
2740 2008-01-25  Richard Guenther  <rguenther@suse.de>
2741
2742         PR middle-end/32244
2743         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2744         to its bitfield precision if required.
2745
2746 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2747
2748         PR middle-end/33880
2749         * tree-nested.c (walk_omp_for): New function.
2750         (convert_nonlocal_reference, convert_local_reference): Call
2751         walk_omp_for on OMP_FOR.
2752         (convert_call_expr): Call walk_body on OMP_FOR's
2753         OMP_FOR_PRE_INIT_BODY.
2754
2755 2008-01-25  Richard Guenther  <rguenther@suse.de>
2756
2757         PR tree-optimization/34966
2758         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2759         default defs and PHI_NODEs we have to insert after the
2760         defining statement.
2761
2762 2008-01-24  Nick Clifton  <nickc@redhat.com>
2763
2764         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2765         Provide a default definition.
2766         (LIBGCC2_UNITS_PER_WORD): Likewise.
2767
2768         * config/stormy16/stormy16.c: Include df.h for the prototype
2769         for df_regs_ever_live_p.
2770         (xstormy16_expand_builtin_va_start): Convert the stack offset
2771         into a component_ref and then use POINTER_PLUS_EXPR to add it
2772         to the incoming_virtual_args_rtx.
2773         (xstormy16_gimplify_va_arg_expr): Rename to
2774         xstormy16_gimplify_va_arg_expr.
2775         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2776         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2777         xstormy16_gimplify_va_arg_expr.
2778         Fix up some formatting issues.
2779
2780         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2781         Move to predicates.md.
2782         (xs_hi_general_operand): Likewise.
2783         (xs_hi_nonmemory_operand): Likewise.
2784         * config/stormy16/predicates.md:
2785         (xstormy16_carry_plus_operand): New predicate.
2786         (xs_hi_general_operand): New predicate.
2787         (xs_hi_nonmemory_operand): New predicate.
2788         * config/stormy16/stormy16-protos.h:
2789         (xstormy16_carry_plus_operand): Delete prototype.
2790         (xs_hi_general_operand): Likewise.
2791         (xs_hi_nonmemory_operand): Likewise.
2792
2793         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2794         modifiers as they are no longer needed and they can trigger
2795         reload spill failures.
2796
2797         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2798         with a match_operand in order to help reload.
2799
2800         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2801         constraint with 'e' for the 8th alternative as this version of
2802         the mov.w instruction only accepts the lower 8 registers.
2803
2804 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2805
2806         PR target/34856
2807         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2808         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2809         vector elements.
2810
2811 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2812
2813         PR middle-end/33333
2814         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2815
2816 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2817
2818         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2819         New functions.
2820         (remove_structure): Update allocations list before removing structure.
2821
2822 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2823
2824         * ipa-struct-reorg.c (is_safe_cond_expr,
2825         create_new_stmts_for_cond_expr): Use integer_zerop function,
2826         that recognize not only zero-pointer, but zero-integer too.
2827
2828 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2829
2830         PR other/22232
2831         * fixproto: Escape "." in sed expression that strips leading "./".
2832
2833 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2834
2835         PR driver/34904
2836         * gcc.c (SWITCH_OK): Removed.
2837         (SWITCH_LIVE): Changed to bit.
2838         (SWITCH_FALSE): Likewise.
2839         (SWITCH_IGNORE): Likewise.
2840         (switchstr): Change live_cond to unsigned int.
2841         (process_command): Replace SWITCH_OK with 0.
2842         (do_self_spec): Likewise.
2843         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2844         (give_switch): Likewise.
2845         (used_arg): Likewise.
2846         (do_spec_1): Set the SWITCH_IGNORE bit.
2847         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2848         bits.  Set the SWITCH_LIVE bit.
2849
2850 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2851
2852         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2853
2854 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2855
2856         PR tree-optimization/34472
2857         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2858         parameter to a "bool *" and set *DATA to false if there is
2859         an unsafe access.  Do not delete the structure here.
2860         (check_cond_exprs): Delete it here instead.
2861         (check_cond_exprs, exclude_cold_structs): Do not increase
2862         I when removing a structure.
2863
2864 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2865
2866         PR target/34856
2867         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2868         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2869
2870 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2871
2872         PR middle-end/34934
2873         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2874         a fixed vector for stack.
2875
2876 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2877
2878         PR c++/25701
2879         * doc/gcc.texi (Software development): Add a direntry for g++.
2880
2881 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2882
2883         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2884         stale and straggling -fforce-addr comments above.
2885
2886         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2887         define.
2888         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2889         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2890
2891 2008-01-23  Michael Matz  <matz@suse.de>
2892
2893         PR debug/34895
2894         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2895         gen_type_die.
2896
2897 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2898
2899         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2900         malloc result type.
2901
2902 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2903
2904         * config/avr/avr.c (avr_current_arch): New variable.
2905         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2906         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2907         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2908         (avr_override_options): Init 'avr_current_arch'.
2909         (base_arch_s): Move from here...
2910         * config/avr/avr.h (base_arch_s): ... here. Add new members
2911         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2912         'mega' to 'have_jmp_call'.
2913         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2914         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2915         macros.
2916         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2917         architectures.
2918         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2919         MULTILIB_MATCHES): (Ditto.).
2920
2921 2008-01-23  Richard Guenther  <rguenther@suse.de>
2922
2923         PR middle-end/31529
2924         * cgraphunit.c (cgraph_reset_node): Always mark the node
2925         not reachable if it is not queued already.
2926
2927 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2928
2929         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2930         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2931         (cputype_selected): New static variable.
2932         (bfin_handle_option): Set it if -mcpu is used.
2933         (override_option): Select default set of workarounds if no cpu type
2934         selected on the command line.
2935         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2936
2937         From  Michael Frysinger  <michael.frysinger@analog.com>
2938         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2939         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2940
2941         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2942         for bf547, bf523, bf524, and bf526.
2943         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2944         bf526.
2945         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2946         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2947         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2948         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2949         * doc/invoke.texi (Blackfin Options): Document that
2950         -mcpu now accept bf547, bf523, bf524, and bf526.
2951
2952 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2953
2954         PR rtl-optimization/34628
2955         * combine.c (try_combine): Stop and undo after the first combination
2956         if an autoincrement side-effect on the first insn has effectively
2957         been lost.
2958
2959 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2960
2961         PR target/34529
2962         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2963         Offset addresses are not valid for Altivec or paired float modes.
2964
2965 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2966
2967         PR c++/34607
2968         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2969         if DECL_INITIAL (decl) is error_mark_node.
2970
2971         PR c++/34914
2972         * c-common.c (handle_vector_size_attribute): Only allow
2973         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2974         the same way as pointer, array etc. types.
2975         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2976
2977         PR c++/34917
2978         * tree.c (build_type_attribute_qual_variant): Call
2979         build_qualified_type if attributes are equal, but quals are not.
2980
2981 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2982
2983         PR 32102
2984         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2985         * flags.h (warn_strict_aliasing): Remove.
2986         (warn_strict_overflow): Remove.
2987         * opts.c (warn_strict_aliasing): Remove.
2988         (warn_strict_overflow): Remove.
2989         * c-opts.c (c_common_handle_option): -Wall only sets
2990         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2991         (c_common_post_options): Give default values to -Wstrict-aliasing
2992         and -Wstrict-overflow if they are uninitialized.
2993         * common.opt (Wstrict-aliasing): Specify Var and Init.
2994         (Wstrict-overflow): Likewise.
2995
2996 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2997
2998         PR rtl-optimization/26854
2999         PR rtl-optimization/34400
3000         PR rtl-optimization/34884
3001         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3002         DF_RD->gen.
3003         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3004         (df_rd_bb_info.expanded_lr_out): Deleted
3005         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3006         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
3007         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3008         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3009         Removed code to allocate, initialize or free expanded_lr_out.
3010         (df_rd_bb_local_compute_process_def): Restructured to make more
3011         understandable.
3012         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3013         sets if the sets are being trimmed.
3014
3015 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
3016
3017         PR bootstrap/32287
3018         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3019         (as_vers): Likewise.
3020         * configure: Regenerated.
3021
3022 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3023
3024         PR middle-end/33092
3025         * tree-pass.h (pass_build_alias): New pass.
3026         * tree-ssa-alias.c (gate_build_alias): New.
3027         (pass_build_alias): New.
3028         * passes.c (init_optimization_passes): Add pass_build_alias after
3029         pass_create_structure_vars.
3030
3031 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
3032
3033         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3034         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3035         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3036         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3037         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3038         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3039         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3040         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3041         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3042         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3043         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3044         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3045         * config/s390/s390.md (FP_ALL): New mode iterator.
3046         (_d): New mode attribute.
3047         ("*signbit<mode>2>"): Changed mode of first operand.
3048         ("isinf<mode>2"): Changed mode of first operand.
3049         ("*TDC_insn"): Adaptation for DFP modes.
3050
3051 2008-01-22  Ben Elliston  <bje@au.ibm.com>
3052
3053         * tree.c (check_qualified_type): Improve function description.
3054
3055 2008-01-21  Jason Merrill  <jason@redhat.com>
3056
3057         PR c++/34196
3058         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3059         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3060         if it is set.
3061
3062 2008-01-21  DJ Delorie  <dj@redhat.com>
3063
3064         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3065         return zero.
3066
3067 2008-01-21  Richard Guenther  <rguenther@suse.de>
3068
3069         PR middle-end/34856
3070         * tree-cfg.c (verify_expr): Allow all invariant expressions
3071         instead of just constant class ones as reference argument.
3072         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3073         like any other constant.
3074         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3075
3076 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
3077
3078         * regmove.c (fixup_match_1): Update call crossed frequencies.
3079
3080 2008-01-21  Richard Guenther  <rguenther@suse.de>
3081
3082         PR c/34885
3083         * tree-inline.c (setup_one_parameter): Deal with mismatched
3084         types using a VIEW_CONVERT_EXPR.
3085
3086 2008-01-21  Alon Dayan  <alond@il.ibm.com>
3087             Olga Golovanevsky  <olga@il.ibm.com>
3088
3089         PR tree-optimization/34701
3090         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3091         when the structure size is not a power of 2.
3092
3093 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
3094
3095         * doc/install.texi: Add doc for --enable-checking=df.
3096
3097 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3098
3099         PR rtl-optimization/34808
3100         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3101
3102 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3103
3104         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3105         input.
3106
3107 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
3108
3109         PR rtl-optimization/26854
3110         PR rtl-optimization/34400
3111         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3112         DF_RD->gen.
3113         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3114         (df_rd_bb_info.expanded_lr_out): New.
3115         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3116         * loop_iv.c (iv_analysis_loop_init): Ditto.
3117         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3118         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3119         Added code to allocate, initialize or free expanded_lr_out.
3120         (df_rd_bb_local_compute_process_def): Restructured to make
3121         more understandable.
3122         (df_rd_confluence_n): Add code to do nothing with fake edges and
3123         code to no apply invalidate_by_call sets if the sets are being trimmed.
3124         (df_lr_local_finalize): Renamed to df_lr_finalize.
3125         (df_live_local_finalize): Renamed to df_live_finalize.
3126
3127 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3128
3129         PR target/34831
3130         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3131         deciding whether to use reciprocal instructions.
3132
3133 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
3134
3135         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3136         dwarf2out_note_section_used if cold_text_section is NULL.
3137
3138 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
3139
3140         PR gcov-profile/34610
3141         * tree-cfg.c (make_edges): Mark both outgoing edges from
3142         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3143         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3144         from OMP_FOR and OMP_CONTINUE outgoing edges.
3145
3146         * tree-profile.c (tree_profiling): Return early if
3147         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
3148         at the end.
3149         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3150         from cfun to child_cfun.
3151         * function.h (struct function): Add after_tree_profile bit.
3152
3153 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3154
3155         * config/avr/avr.S (_exit): Disable interrupt.
3156
3157 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
3158             Steven Bosscher  <stevenb.gcc@gmail.com>
3159
3160         PR rtl-optimization/26854
3161         PR rtl-optimization/34400
3162         * df-problems.c (df_live_scratch): New scratch bitmap.
3163         (df_live_alloc): Allocate df_live_scratch when doing df_live.
3164         (df_live_reset): Clear the proper bitmaps.
3165         (df_live_bb_local_compute): Only process the artificial defs once
3166         since the order is not important.
3167         (df_live_init): Init the df_live sets only with the variables
3168         found live by df_lr.
3169         (df_live_transfer_function): Use the df_lr sets to prune the
3170         df_live sets as they are being computed.
3171         (df_live_free): Free df_live_scratch.
3172
3173 2008-01-18  Ian Lance Taylor  <iant@google.com>
3174
3175         * common.opt: Add fmerge-debug-strings.
3176         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3177         flag_merge_debug_strings rather than flag_merge_constants.
3178         * doc/invoke.texi (Option Summary): Mention
3179         -fmerge-debug-strings.
3180         (Debugging Options): Document -fmerge-debug-strings.
3181
3182 2008-01-18  Ian Lance Taylor  <iant@google.com>
3183
3184         PR c++/33407
3185         * tree.h (DECL_IS_OPERATOR_NEW): Define.
3186         (struct tree_function_decl): Add new field operator_new_flag.
3187         * tree-inline.c (expand_call_inline): When inlining a call to
3188         operator new, force the return value to go into a variable, and
3189         set DECL_NO_TBAA_P on that variable.
3190         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3191
3192 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
3193
3194         PR debug/34484
3195         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3196         DWARF2_DEBUGGING_INFO.
3197         (dwarf2out_note_section_used): Ditto.  Add prototype.
3198         (have_multiple_function_sections, text_section_used,
3199         cold_text_section_used, *cold_text_sections): Move declarations
3200         before their uses.
3201
3202 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
3203
3204         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3205         field and add signal_ra.
3206         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3207         assignments to frame state pc.  Move end of stack check after
3208         MD_FALLBACK_FRAME_STATE_FOR.
3209         (uw_update_context_1): Use frame state signal_regs if set, instead
3210         of checking signal_frame flag.
3211         (uw_update_context): Use frame state signal_ra if set.
3212         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3213         * config/xtensa/linux-unwind.h: New file.
3214
3215 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
3216
3217         * modulo-sched.c (get_sched_window): Fix comment typo.
3218
3219 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
3220
3221         PR tree-optimization/34648
3222         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3223
3224 2008-01-17  Anatoly Sokolov <aesok@post.ru>
3225
3226         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3227         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3228
3229 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
3230
3231         PR rtl-optimization/34400
3232         * df-core.c (df_worklist_dataflow_overeager,
3233         df_worklist_dataflow_doublequeue): New functions.
3234         (df_worklist_dataflow): Two different worklist solvers.
3235         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3236         New param.
3237
3238 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3239
3240         PR testsuite/34821
3241         * doc/invoke.texi: Document the dependence on pthread for fopenmp
3242         and ftree-parallelize-loops.
3243
3244 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
3245
3246         PR rtl-optimization/34826
3247         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3248
3249 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3250
3251         * global.c (find_reg): Mark the eh regs as used if necessary.
3252         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3253         * ra.h (struct allocno): no_eh_reg field added.  Changed
3254         no_stack_reg type to bitfield.
3255
3256 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
3257
3258         * tree.c (substitute_in_expr): Add missing 'break'.
3259
3260 2008-01-17  Richard Guenther  <rguenther@suse.de>
3261
3262         PR tree-optimization/34825
3263         * tree-ssa-math-opts.c (is_division_by): Do not recognize
3264         x / x as division to handle.
3265
3266 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3267
3268         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3269         "-pthread" is specified.
3270         * pa-hpux11.h (LIB_SPEC): Likewise.
3271
3272 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
3273             Peter Bergner  <bergner@vnet.ibm.com>
3274
3275         PR rtl-optimization/33796
3276         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3277
3278 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3279
3280         PR libgfortran/34699
3281         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3282         static links.
3283         * pa-hpux10.h (LINK_SPEC): Likewise.
3284         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3285
3286 2008-01-16  Richard Guenther  <rguenther@suse.de>
3287
3288         PR middle-end/32628
3289         * fold-const.c (fold_convert_const_int_from_int): Do not
3290         set overflow if that occured only because of a sign extension
3291         change when converting from/to a sizetype with the same
3292         precision and signedness.
3293
3294 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3295
3296         PR debug/34249
3297         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3298         location address to the correct place.  Update copyright year.
3299
3300 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3301
3302         * lambda-code.c (lambda_transform_legal_p): Handle the case of
3303         no dependences in the dependence_relations vector.
3304
3305 2008-01-16  Jan Hubicka  <jh@suse.cz>
3306
3307         PR rtl-optimization/31396
3308         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3309         * cfg.c (dump_reg_info): Print it.
3310         * regs.h (struct reg_info_t): add freq_calls_crossed.
3311         (REG_FREQ_CALLS_CROSSED): New macro.
3312         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3313         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3314         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3315         regmove_optimize): Update call crossed frequencies.
3316         * local-alloc.c (struct qty): Add freq_calls_crossed.
3317         (alloc_qty): Copute freq_calls_crossed.
3318         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3319         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3320         * ra.h (struct allocno): Add freq_calls_crossed.
3321
3322 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3323
3324         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3325         libgomp when compiling with ftree-parallelize-loops.
3326         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3327
3328 2008-01-16  Richard Guenther  <rguenther@suse.de>
3329
3330         PR tree-optimization/34769
3331         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3332         * tree.c (int_cst_value): Instead make this function more
3333         permissive in what it accepts as valid input.  Document this
3334         function always sign-extends the value.
3335
3336 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
3337             Richard Guenther  <rguenther@suse.de>
3338
3339         PR c/34668
3340         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3341         (gimple_fold_indirect_ref_rhs): ... this.
3342         (gimple_fold_indirect_ref): New function with foldings
3343         that preserve lvalueness.
3344         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3345         * tree-flow.h (gimple_fold_indirect_ref): Declare.
3346         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3347         to fold an INDIRECT_REF, fall back to the old use of
3348         fold_indirect_ref_1.
3349
3350 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3351
3352         * tree-data-ref.c (subscript_dependence_tester_1): Call
3353         free_conflict_function.
3354         (compute_self_dependence): Same.
3355
3356 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3357
3358         PR debug/34249
3359         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3360         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
3361         function global.
3362         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3363         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3364         for DWARF2_UNWIND_INFO targets.
3365
3366 2008-01-16  Richard Guenther  <rguenther@suse.de>
3367
3368         PR c/34768
3369         * c-typeck.c (common_pointer_type): Do not merge inconsistent
3370         type qualifiers for function types.
3371
3372 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
3373
3374         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3375         loop_iterator li from previous commit.
3376
3377 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
3378
3379         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3380
3381 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3382
3383         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3384         (parallelize_loops): Don't parallelize irreducible components.
3385
3386 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3387
3388         PR c++/24924
3389         * c-opts (c_common_post_options): Do not enable CPP
3390         flag_pedantic_errors by default.
3391
3392 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
3393
3394         PR rtl-optimization/31944
3395         * cse.c (remove_pseudo_from_table): New function.
3396         (merge_equiv_classes): Use above function to remove pseudo-registers.
3397         (invalidate): Likewise.
3398
3399 2008-01-13  Richard Guenther  <rguenther@suse.de>
3400
3401         PR middle-end/34601
3402         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3403         instead of TYPE_MODE to deal with calls from expand_one_error_var.
3404
3405 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
3406
3407         * gcse.c (cprop_jump): Call validate_unshare_change instead of
3408         validate_change to unshare the source of the PC set.
3409
3410 2008-01-12  Jan Hubicka  <jh@suse.cz>
3411
3412         PR middle-end/32135
3413         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3414         references above array bounds.  This might trigger bounds checks for
3415         pointers to arrays.
3416
3417 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3418
3419         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3420         new_replaceable_dependencies.
3421
3422 2008-01-12  Doug Kwan  <dougkwan@google.com>
3423
3424         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3425         instead of OPT_Wreturn_type in warning due to ignored return type
3426         qualifiers.
3427         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3428         options included in -Wextra.
3429         * c.opt: New option -Wignored_qualifiers.
3430         * doc/invoke.texi (Warning Options, -Wextra): Add new option
3431         -Wignore_qualifiers.
3432         (-Wignored-qualifiers): Document.
3433         (-Wreturn-type): Remove description of functionality now handled
3434         by -Wignored-qualifiers.
3435
3436 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
3437
3438         PR ada/33788
3439         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3440         NOP_EXPR if it is between integral types with the same precision.
3441
3442 2008-01-12  Jan Hubicka  <jh@suse.cz>
3443
3444         PR other/28023
3445         * invoke.texi (max-inline-recursive-depth): Fix default value.
3446
3447 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
3448
3449         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3450         correct type.
3451
3452 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
3453
3454         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3455
3456 2008-01-11  James E. Wilson  <wilson@specifix.com>
3457
3458         PR target/26015
3459         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3460
3461 2008-01-11  Anatoly Sokolov <aesok@post.ru>
3462
3463         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3464         save/restore frame pointer register and don't use 'call-prologues'
3465         optimization in function with "OS_task" attribute.
3466
3467 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
3468
3469         PR middle-end/31309
3470         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3471         when copying to memory.
3472
3473 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>