gcc/ChangeLog

   1 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR middle-end/48973
   4         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
   5         failed and the comparison has a single bit signed type, use
   6         constm1_rtx instead of const1_rtx for true value.
   7         (do_store_flag): If ops->type is single bit signed type, disable
   8         signel bit test optimization and pass -1 instead of 1 as last
   9         parameter to emit_store_flag_force.
  10
  11 2011-05-23  Tom de Vries  <tom@codesourcery.com>
  12
  13         PR target/45098
  14         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
  15         function.
  16         (infer_loop_bounds_from_undefined): Use new function.
  17
  18 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
  19
  20         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
  21         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
  22         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
  23         and -O0 otherwise.
  24         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
  25
  26 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
  27
  28         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
  29         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
  30         returns true.
  31
  32 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
  33
  34         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
  35
  36 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
  37
  38         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
  39         UNSPEC_MOVE_PIC pattern.
  40
  41 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
  42
  43         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
  44         (sparc-*-rtems*): Likewise.
  45         (sparc64-*-elf*): Likewise.
  46         (sparc64-*-rtems*): Likewise.
  47         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
  48         * config/sparc/t-crtin: New file.
  49         * config/sparc/t-sol2 (crti.o): Delete rule.
  50         (crtn.o): Likewise.
  51         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
  52         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
  53         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
  54         (ENDFILE_SPEC): Add crtn.o.
  55
  56 2011-05-22  Tom de Vries  <tom@codesourcery.com>
  57
  58         PR middle-end/48689
  59         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
  60         CODE_CONTAINS_STRUCT (TS_COMMON).
  61
  62 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
  63
  64         PR middle-end/49029
  65         * expmed.c (extract_fixed_bit_field): Test whether target can be used
  66         only after deciding which mode to use.
  67
  68 2011-05-22  Tom de Vries  <tom@codesourcery.com>
  69
  70         PR target/45098
  71         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
  72         for call to get_shiftadd_cost.
  73
  74 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
  75
  76         PR target/49104
  77         * config/i386/cpuid.h (bit_MMXEXT): New define.
  78
  79 2011-05-22  Nick Clifton  <nickc@redhat.com>
  80
  81         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
  82         initialisation of non-existant args[2] element.  Use args[] array
  83         not arg[] array to pass arguments to build_function_type_list.
  84
  85 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
  86
  87         PR tree-optimization/49087
  88         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
  89
  90 2011-05-21  Jason Merrill  <jason@redhat.com>
  91
  92         PR c++/49092
  93         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
  94         static storage duration.
  95
  96 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
  97
  98         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
  99         frame pointer.
 100
 101 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
 102
 103         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
 104         false if there are call-saved registers here...
 105         (sparc_can_use_return_insn_p): ...but here instead.
 106         (save_or_restore_regs): Fix thinko.
 107         (sparc_expand_prologue): Use current_function_is_leaf.
 108         (sparc_frame_pointer_required): Likewise.
 109
 110 2011-05-21  Nick Clifton  <nickc@redhat.com>
 111
 112         PR target/49098
 113         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
 114
 115 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
 116
 117         * gengtype.c (walk_type): Implemented "atomic" GTY option.
 118         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
 119
 120 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
 121
 122         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
 123         * optc-gen.awk: Move common code to opt-read.awk.
 124         * opth-gen.awk: Likewise.
 125         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
 126
 127 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
 128
 129         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
 130
 131 2011-05-20  Tom de Vries  <tom@codesourcery.com>
 132
 133         PR target/45098
 134         * tree-ssa-loop-ivopts.c: Include expmed.h.
 135         (get_shiftadd_cost): New function.
 136         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
 137
 138 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
 139
 140         PR bootstrap/49086
 141         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
 142         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
 143
 144 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
 145
 146         * Makefile.in: Update comment referring to $(OBJS-common).
 147
 148 2011-05-20  Ian Lance Taylor  <iant@google.com>
 149
 150         * godump.c (go_output_typedef): Put enum constants in the macro
 151         hash table to avoid duplicate Go const definitions.
 152
 153 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
 154
 155         * Makefile.in (LIBDEPS): Add libcommon.a.
 156         (LIBS): Likewise.
 157         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
 158         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
 159         pretty-print.o and version.o.
 160         (OBJS-libcommon): New.
 161         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
 162         (BACKEND): Add libcommon.a.
 163         (MOSTLYCLEANFILES): Likewise.
 164         (libcommon.a): New.
 165         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
 166         (cpp$(exeext)): Likewise.
 167         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
 168         pretty-print.o and input.o.
 169         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
 170         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
 171         (errors.o): Remove.
 172         (mips-tfile): Don't explicitly use version.o.
 173         (mips-tdump): Likewise.
 174         (gcov.o): Depend on $(DIAGNOSTIC_H).
 175         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
 176         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
 177         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
 178         * gcov-dump.c: Include intl.h and diagnostic.h.
 179         (main): Initialize diagnostics.
 180         * gcov.c: Include diagnostic.h.
 181         (fnotice): Remove.
 182         (main): Initialize diagnostics.
 183         * lto-wrapper.c: Include diagnostic.h.
 184         (main): Initialize diagnostics.
 185
 186 2011-05-20  Michael Matz  <matz@suse.de>
 187
 188         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
 189
 190 2011-05-20  Michael Matz  <matz@suse.de>
 191             Richard Guenther  <rguenther@suse.de>
 192
 193         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
 194         use lto_streamer_cache_append directly instead of returning a VEC.
 195         (preload_common_node): Remove.
 196         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
 197         track seen nodes.
 198         (lto_streamer_cache_create): Call lto_preload_common_nodes.
 199
 200 2011-05-20  Richard Guenther  <rguenther@suse.de>
 201
 202         PR tree-optimization/49079
 203         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
 204         MEM_REFs correctly for the trailing array access detection.
 205         Special case constants the same way as decls for overall size
 206         constraining.
 207
 208 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
 209
 210         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
 211         argument expansion.
 212
 213 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
 214
 215         PR tree-optimization/49073
 216         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
 217         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
 218         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
 219
 220 2011-05-20  Richard Guenther  <rguenther@suse.de>
 221
 222         PR middle-end/48849
 223         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
 224         of pointer types the same way the middle-end does.
 225
 226 2011-05-20  Richard Guenther  <rguenther@suse.de>
 227
 228         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
 229         or pointer-to chains.  Delay all fixup to uniquify_nodes.
 230
 231 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
 232
 233         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
 234         (fma4_fmaddsub): Likewise
 235
 236 2011-05-19  Jan Hubicka  <jh@suse.cz>
 237
 238         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
 239         (GIMPLE_TYPE_PAIR_SIZE): New macro.
 240         (type_pair_cache): New static var.
 241         (lookup_type_pair): Use fixed sized custom hash; make inline.
 242         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
 243         calls of lookup_type_pair.
 244         (print_gimple_types_stats): Remove cache stats.
 245         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
 246         and gtc_ob.
 247
 248 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
 249
 250         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
 251         when TARGET_RDRND is active.
 252         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
 253         Generate dummy SImode target register when target is NULL.
 254
 255 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
 256
 257         * config/arm/arm-fpus.def: New.
 258         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
 259         arm-fpus.def.
 260         * config/arm/arm-tables.opt: Regenerate.
 261         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
 262         (arm_option_override): Don't decode FPU name to string here.
 263         * config/arm/arm.opt (mfpu=): Use Enum.
 264         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
 265         Update dependencies.
 266
 267 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
 268
 269         * collect2.c: Include diagnostic.h.
 270         (fatal_perror, fatal, error, fancy_abort): Remove.
 271         (main): Set progname.  Call xmalloc_set_program_name and
 272         diagnostic_initialize.
 273         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
 274         scan_libraries, resolve_lib_name): Call fatal_error instead of
 275         fatal and fatal_perror.
 276         * collect2.h (error, fatal, fatal_perror): Don't declare.
 277         * tlink.c: Include diagnostic-core.h.
 278         (recompile_files): Call fatal_error instead of fatal_perror.
 279         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
 280         pretty-print.o and input.o.
 281         (collect2.o, tlink.o): Update dependencies.
 282
 283 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 284
 285         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
 286
 287 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 288
 289         PR target/40483
 290         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
 291         COMDAT group syntax, both SPARC and x86 variants.
 292         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
 293         * configure: Regenerate.
 294         * config/sol2.h (TARGET_SOLARIS): Define.
 295         (PUSHSECTION_FORMAT): Remove.
 296         (SECTION_NAME_FORMAT): Define.
 297         * config/sol2.c: Include hashtab.h.
 298         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
 299         expansion, using SECTION_NAME_FORMAT.
 300         (solaris_comdat_htab): New variable.
 301         (struct comdat_entry): Define.
 302         (comdat_hash): New function.
 303         (comdat_eq): New function.
 304         (solaris_elf_asm_comdat_section): New function.
 305         (solaris_define_comdat_signature): New function.
 306         (solaris_code_end): New function.
 307         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
 308         (solaris_code_end): Declare.
 309         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
 310         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
 311         solaris_code_end.
 312         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
 313         Remove ATTRIBUTE_UNUSED.
 314         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
 315         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
 316         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
 317         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
 318         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
 319         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
 320         (PUSHSECTION_FORMAT): Remove.
 321         (SECTION_NAME_FORMAT): Redefine.
 322
 323 2011-05-19  Kai Tietz  <ktietz@redhat.com>
 324
 325         * tree-cfg.c (verify_gimple_assign_binary): Barf on
 326         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
 327         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
 328
 329 2011-05-19  Anatoly Sokolov <aesok@post.ru>
 330             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 331
 332         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
 333
 334 2011-05-19  Richard Guenther  <rguenther@suse.de>
 335
 336         PR middle-end/48985
 337         * tree-object-size.c (addr_object_size): If the pointed-to
 338         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
 339
 340 2011-05-19  Richard Guenther  <rguenther@suse.de>
 341
 342         * gimple.c (gimple_types_compatible_p_1): Compare names of
 343         the types themselves.
 344         (iterative_hash_gimple_type): And hash them that way.
 345         (gimple_register_type_1): If we register a main variant properly
 346         initialize the leader to ourselves.
 347
 348 2011-05-19  Tom de Vries  <tom@codesourcery.com>
 349
 350         PR target/45098
 351         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
 352         get_loop_invariant_expr_id.
 353         (get_loop_invariant_expr_id): Use get_expr_id.
 354         (parm_decl_cost): New function.
 355         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
 356         Improve bound cost estimation.  Use different inv_expr_id for elim and
 357         express cases.
 358
 359 2011-05-19  Tom de Vries  <tom@codesourcery.com>
 360
 361         PR target/45098
 362         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
 363         cost_base.cost == 0.
 364
 365 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
 366
 367         PR target/49002
 368         * config/i386/sse.md (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>):
 369         Properly handle load cast.
 370
 371 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
 372
 373         PR tree-optimization/49039
 374         * tree-vrp.c (extract_range_from_binary_expr): For
 375         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
 376         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
 377
 378 2011-05-18  Tom de Vries  <tom@codesourcery.com>
 379
 380         PR target/45098
 381         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
 382
 383 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
 384
 385         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
 386         (*tls_global_dynamic_64): Ditto.
 387         (*tls_local_dynamic_base_32_gnu): Ditto.
 388         (*tls_local_dynamic_base_64): Ditto.
 389         (tls_initial_exec_64_sun): Ditto.
 390
 391 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
 392
 393         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
 394         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
 395         bf592-none.
 396         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
 397         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
 398         * config/bfin/bfin.c (bfin_cpus): Add bf592.
 399         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
 400         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
 401         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
 402         * config/bfin/elf.h (LIB_SPEC): Add bf592.
 403
 404 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
 405
 406         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
 407         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
 408         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
 409         target_thread_pointer, arm_structure_size_boundary, struct
 410         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
 411         struct abi_name, arm_all_abis): Remove.
 412         (arm_option_override) Don't process most enumerated option values here.
 413         Don't process target_fpe_name here.  Work with integer not string for
 414         structure size boundary; use separate diagnostics for each case.
 415         * config/arm/arm.h (enum float_abi_type, enum
 416         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
 417         to arm-opts.h.
 418         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
 419         arm_structure_size_boundary): Remove.
 420         * config/arm/arm.opt (mabi=): Use Enum and Init.
 421         (arm_abi_type): New Enum and EnumValue entries.
 422         (mfloat-abi=): Use Enum and Init.
 423         (float_abi_type): New Enum and EnumValue entries.
 424         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
 425         (mfp16-format=): Use Enum and Init.
 426         (arm_fp16_format_type): New Enum and EnumValue entries.
 427         (mstructure-size-boundary=): Use UInteger and Init.
 428         (mtp=): Use Enum and Init.
 429         (arm_tp_type): New Enum and EnumValue entries.
 430
 431 2011-05-18  Richard Guenther  <rguenther@suse.de>
 432
 433         PR tree-optimization/49018
 434         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
 435         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
 436         gimple_has_side_effects.
 437
 438 2011-05-18  Richard Guenther  <rguenther@suse.de>
 439
 440         * gimple.c (gimple_register_type_1): New function, split out from ...
 441         (gimple_register_type): ... here.  Avoid infinite recursion.
 442
 443 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
 444
 445         PR tree-optimization/41881
 446         * tree-vectorizer.h (struct _loop_vec_info): Add new field
 447         reduction_chains along with a macro for its access.
 448         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
 449         (destroy_loop_vec_info): Free reduction chains.
 450         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
 451         (vect_is_slp_reduction): New function.
 452         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
 453         (vect_create_epilog_for_reduction): Support SLP reduction chains.
 454         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
 455         definition types for reduction chains.
 456         (vect_supported_load_permutation_p): Don't allow permutations for
 457         reduction chains.
 458         (vect_analyze_slp_instance): Support reduction chains.
 459         (vect_analyze_slp): Try to build SLP instance from reduction chains.
 460         (vect_get_constant_vectors):  Handle reduction chains.
 461         (vect_schedule_slp_instance): Mark the first statement of the
 462         reduction chain as reduction.
 463
 464 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
 465
 466         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
 467         names for group elements access.
 468         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
 469         reduction chains as well.  Remove data reference and interleaving
 470         related words from the fields names.
 471         * tree-vect-loop.c (vect_transform_loop): Use new names for group
 472         elements access.
 473         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
 474         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
 475         vect_update_interleaving_chain, vect_same_range_drs,
 476         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
 477         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
 478         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
 479         vect_analyze_group_access, vect_analyze_data_ref_access,
 480         vect_create_data_ref_ptr, vect_transform_strided_load,
 481         vect_record_strided_load_vectors): Likewise.
 482         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
 483         vect_model_load_cost, vectorizable_store, vectorizable_load,
 484         vect_remove_stores, new_stmt_vec_info): Likewise.
 485         * tree-vect-slp.c (vect_build_slp_tree,
 486         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
 487
 488 2011-05-18  Richard Guenther  <rguenther@suse.de>
 489
 490         PR middle-end/48989
 491         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
 492         operand verification.
 493         (verify_gimple_assign_binary): Likewise.
 494         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
 495         to non-1-precision BOOLEAN_TYPEs.
 496
 497 2011-05-18  Tom de Vries  <tom@codesourcery.com>
 498
 499         PR target/45098
 500         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
 501
 502 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
 503
 504         PR tree-optimization/49000
 505         * tree-ssa.c (execute_update_addresses_taken): Call
 506         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
 507         be rewritten and decl has been marked for renaming, reset
 508         the debug stmt.
 509
 510 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
 511
 512         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
 513         enum_opts_set when testing if attributes have set -mfpmath=.
 514
 515 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
 516
 517         * config/mips/mips.c (mips_handle_option): Remove unused variable.
 518
 519 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
 520
 521         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
 522         info->entry with 0
 523         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
 524         id.transform_lang_insert_block with NULL.
 525
 526 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
 527
 528         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
 529         (output_fp_compare): Change args 3 and 4 to bool.
 530         (ix86_expand_call): Change arg 6 to bool.
 531         (ix86_attr_length_immediate_default): Change arg 2 to bool.
 532         (ix86_attr_length_vex_default): Change arg 3 to bool.
 533         * config/i386/i386.md: Update all uses.
 534         * config/i386/i386.c: Ditto.
 535         (ix86_flags_dependent): Change return type to bool.
 536
 537 2011-05-17  Richard Guenther  <rguenther@suse.de>
 538
 539         * gimple.c (type_hash_pair_compare): Fix comparison.
 540
 541 2011-05-17  Richard Guenther  <rguenther@suse.de>
 542
 543         * gimple.c (iterative_hash_gimple_type): Simplify singleton
 544         case some more, fix final hash value of the non-singleton case.
 545
 546 2011-05-17  Richard Guenther  <rguenther@suse.de>
 547
 548         PR bootstrap/49013
 549         Revert
 550         2011-05-16  Richard Guenther  <rguenther@suse.de>
 551
 552         * gimple.c (gimple_types_compatible_p_1): Use names of the
 553         type itself, not its main variant.
 554         (iterative_hash_gimple_type): Likewise.
 555
 556 2011-05-17  Richard Guenther  <rguenther@suse.de>
 557
 558         * gimple.c (gimple_register_canonical_type): Use the main-variant
 559         leader for computing the canonical type.
 560
 561 2011-05-17  Nick Clifton  <nickc@redhat.com>
 562
 563         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
 564         moves.
 565
 566         * config/rx/rx.md: Add peephole to remove redundant extensions
 567         after loads.
 568         (bitset_in_memory): Use rx_restricted_mem_operand.
 569         (bitinvert_in_memory): Likewise.
 570         (bitclr_in_memory): Likewise.
 571
 572 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
 573             Nick Clifton  <nickc@redhat.com>
 574
 575         * config/rx/rx.md: Add peepholes to match a register move followed
 576         by a comparison of the moved register.  Replace these with an
 577         addition of zero that does both actions in one instruction.
 578
 579 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
 580
 581         PR target/48986
 582         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
 583         predicate to allow CONST_INT.
 584         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
 585
 586 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
 587
 588         * opts-common.c (opt_enum_arg_to_value): New.
 589         * opts.h (opt_enum_arg_to_value): Declare.
 590         * config/i386/i386.opt (fpmath): Remove.
 591         (mfpmath=): Use Enum, Init and Save.
 592         (fpmath_unit): New Enum and EnumValue entries.
 593         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
 594         name for function fpmath state.
 595         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
 596         * config/i386/i386.c: Include diagnostic.h.
 597         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
 598         (ix86_target_string): Take enum fpmath_unit value instead of string.
 599         (ix86_debug_options): Update call to ix86_target_string.
 600         (ix86_option_override_internal): Don't process fpmath strings here.
 601         (x86_function_specific_save, ix86_function_specific_restore):
 602         Don't handle fpmath state specially.
 603         (ix86_function_specific_print): Pass fpmath state to
 604         ix86_target_string instead of printing in this function.
 605         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
 606         Handle enum attributes.
 607         (IX86_ATTR_ENUM, ix86_opt_enum): New.
 608         (ix86_valid_target_attribute_tree): Update option_strings
 609         handling.  Handle fpmath as enum option.
 610         (ix86_can_inline_p): Update field names for function fpmath state.
 611         (ix86_expand_builtin): Update call to ix86_target_string.
 612         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
 613         (ix86_fpmath): Remove.
 614         * config/i386/t-i386 (i386.o): Update dependencies.
 615
 616 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
 617
 618         PR preprocessor/48677
 619         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
 620         from decoded_options[0], not from itself.
 621
 622 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
 623
 624         * config/i386/constraints.md (z): New constraint.
 625         * config/i386/i386.c (c): New mode attribute.
 626         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
 627         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
 628         constraint for operand 0.
 629         (*call_vzeroupper): Ditto.
 630         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
 631         (*call_rex64_ms_sysv_vzeroupper): Ditto.
 632         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
 633         Use "lzm" constraint for operand 0.
 634         (*call_pop_vzeroupper): Ditto.
 635         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
 636         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
 637         constraint for operand 0.
 638         (*sibcall_vzeroupper): Ditto.
 639         (*sibcall_rex64_ms_sysv): Ditto.
 640         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
 641         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
 642         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
 643         (*sibcall_pop_vzeroupper): Ditto.
 644         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
 645         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
 646         mode iterator.  Use "<c>zm" constraint for operand 1.
 647         (*call_value_vzeroupper): Ditto.
 648         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
 649         for operand 1.
 650         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
 651         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
 652         *call_value_pop_1.  Use "lzm" constraint for operand 1.
 653         (*call_value_pop_vzeroupper): Ditto.
 654         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
 655         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
 656         mode iterator.  Use "Uz" constraint for operand 1.
 657         (*sibcall_value_vzeroupper): Ditto.
 658         (*sibcall_value_rex64_ms_sysv): Ditto.
 659         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
 660         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
 661         constraint for operand 1.
 662         (*sibcall_value_pop_vzeroupper): Ditto.
 663         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
 664         and "z" constraint for operand 2.
 665         (*tls_global_dynamic_32_gnu): Ditto.
 666         (*tls_local_dynamic_base_32_gnu): Ditto.
 667         (*tls_local_dynamic_base_64): Ditto.
 668         (*tls_local_dynamic_32_once): Ditto.
 669         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
 670         Update all callers.
 671         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
 672
 673 2011-05-16  Richard Guenther  <rguenther@suse.de>
 674
 675         * gimple.c (gimple_types_compatible_p_1): Use names of the
 676         type itself, not its main variant.
 677         (iterative_hash_gimple_type): Likewise.
 678
 679 2011-05-16  Richard Guenther  <rguenther@suse.de>
 680
 681         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
 682         always visit pointer target and function result and argument types.
 683
 684 2011-05-16  Jason Merrill  <jason@redhat.com>
 685
 686         PR c++/48999
 687         * tree-inline.c (copy_statement_list): Put back recursion.
 688
 689 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 690
 691         PR target/27663
 692         PR target/41076
 693         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
 694         * config/avr/avr.md ("*ior<mode>qi.byte0",
 695         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
 696
 697 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 698
 699         PR target/45099
 700         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
 701         register is needed for a function argument.
 702
 703 2011-05-16  Richard Guenther  <rguenther@suse.de>
 704
 705         * gimple.c (struct type_hash_pair): New type.
 706         (type_hash_pair_compare): New function.
 707         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
 708
 709 2011-05-16  Revital Eres  <revital.eres@linaro.org>
 710
 711         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
 712
 713 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 714
 715         * config/i386/i386.md (floating point move splitters): Fix
 716         usage of standard_80387_constant_p.
 717         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
 718
 719 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 720
 721         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
 722
 723 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
 724
 725         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
 726         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
 727         (tree_ssa_lim_finalize): Likewise.
 728
 729 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
 730
 731         * config/i386/constraint.md (Yd, Yx): New register constraints.
 732         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
 733         Yd conditional register constraint.
 734         (*movtf_internal): Use standard_sse_constant_opcode.
 735         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
 736         Yx conditional register constraint.
 737         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
 738         Yd conditional register constraint.  Use standard_sse_constant_p to
 739         check for valid SSE constants and call standard_sse_constant_opcode to
 740         output SSE insn.
 741         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
 742         constants and call standard_sse_constant_opcode to output SSE insn.
 743         * config/i386/i386.c (ix86_option_ovverride_internal): Set
 744         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
 745         optimize_size is set.
 746         (standard_sse_constant_opcode): Output conditional AVX insn templates.
 747
 748 2011-05-14  Tobias Burnus  <burnus@net-b.de>
 749
 750         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
 751
 752 2011-05-13  Martin Jambor  <mjambor@suse.cz>
 753
 754         * ipa-prop.c (ipa_cst_from_jfunc): New function.
 755         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
 756         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
 757         (evaluate_conditions_for_ipcp_clone): Removed.
 758         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
 759         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
 760         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
 761
 762 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
 763
 764         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
 765         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
 766         lieu of MAY_HAVE_DEBUG_STMTS.
 767         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
 768         debug statements if !MAY_HAVE_DEBUG_STMTS.
 769
 770 2011-05-13  Martin Thuresson  <martint@google.com>
 771
 772         PR gcov-profile/47793
 773         * libgcov.c (gcov_exit): Support relative profile paths.
 774         * doc/invoke.texi (-fprofile-dir): Update for above change.
 775
 776 2011-05-13  Richard Guenther  <rguenther@suse.de>
 777
 778         * gimple.c (gimple_canonical_types_compatible_p): Do not use
 779         type-pair caching, do not compare hashes.
 780
 781 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
 782
 783         PR middle-end/48965
 784         * tree-cfg.c (edge_to_cases_cleanup): Return true.
 785         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
 786
 787 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 788
 789         * gimplify.c (gimplify_expr): Make sure operand is boolified.
 790         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
 791         compatible type for TRUTH_NOT_EXPR.
 792
 793 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
 794
 795         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
 796         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
 797         can_create_pseudo_p ().
 798
 799 2011-05-13  Richard Guenther  <rguenther@suse.de>
 800
 801         PR lto/48978
 802         * gimple.c (iterative_hash_gimple_type): Revert change in
 803         pointer target and function result and argument hashing.
 804
 805 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
 806
 807         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
 808         (*movxf_internal_nointeger): Ditto.
 809         (*movdf_internal_rex64): Ditto.
 810         (*movdf_internal): Ditto.
 811         (*movdf_internal_nointeger): Ditto.
 812         (*movsf_internal): Ditto.
 813         (sincos splitters): Use can_create_pseudo ().
 814
 815 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
 816
 817         * config/i386/i386-opts.h: New.
 818         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
 819         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
 820         ix86_section_threshold): Remove.
 821         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
 822         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
 823         OPT_mbranch_cost_.
 824         (ix86_option_override_internal): Don't decode strings for options
 825         other than -march=, -mtune= and -mfpmath=.  Don't allow for
 826         __attribute__ uses in remaining diagnostics for options with
 827         string arguments.  Don't check for integer arguments being negative.
 828         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
 829         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
 830         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
 831         ix86_branch_cost, ix86_section_threshold): Remove.
 832         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
 833         HeaderInclude.
 834         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
 835         but not Var.
 836         (masm=): Use Enum and Init.
 837         (asm_dialect): New Enum and EnumValue entries.
 838         (mbranch-cost=): Use UInteger.
 839         (mlarge-data-threshold=): Use UInteger and Init.
 840         (mcmodel=): Use Enum and Init.
 841         (cmodel): New Enum and EnumValue entries.
 842         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
 843         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
 844         mregparm=): Use UInteger.
 845         (mstringop-strategy=): Use Enum and Init.
 846         (stringop_alg): New Enum and EnumValue entries.
 847         (mtls-dialect=): Use Enum and Init.
 848         (tls_dialect): New Enum and EnumValue entries.
 849         (mabi=): Use Enum and Init.
 850         (calling_abi): New Enum and EnumValue entries.
 851         (mveclibabi=): Use Enum and Init.
 852         (ix86_veclibabi): New Enum and EnumValue entries.
 853
 854 2011-05-13  Nick Clifton  <nickc@redhat.com>
 855
 856         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
 857         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
 858
 859 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 860
 861         PR middle-end/48984
 862         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
 863         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
 864         (gimple_boolify): Check for cast for boolean_type_node instead for
 865         BOOLEAN_TYPE.
 866
 867 2011-05-13  Richard Guenther  <rguenther@suse.de>
 868
 869         PR tree-optimization/48172
 870         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
 871         multiplying by number of iterations for equal step.
 872         (vect_create_cond_for_alias_checks): Likewise.
 873
 874 2011-05-13  Andreas Schwab  <schwab@redhat.com>
 875
 876         * configure.ac: Use AS_HELP_STRING throughout.
 877         * configure: Regenerate.
 878
 879 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
 880
 881         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
 882         (ix86_emit_restore_regs_using_mov): Likewise.
 883         (ix86_emit_restore_sse_regs_using_mov): Likewise.
 884
 885 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
 886
 887         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
 888         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
 889         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
 890         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
 891         RTX_OK_FOR_OLO10_P): ...here.
 892         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
 893         SYMBOLIC_CONST.
 894
 895 2011-05-12  Kai Tietz  <ktietz@redhat.com>
 896
 897         * gimplify.c (gimple_boolify): Re-boolify expression
 898         arguments even if expression type is of kind BOOLEAN_TYPE.
 899         (gimplify_boolean_expr): Removed.
 900         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
 901         and XOR. Additional take care that we keep expression's type.
 902         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
 903         of TRUTH_AND|OR|XOR_EXPR.
 904
 905 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 906
 907         PR tree-optimization/48975
 908         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
 909         on all bbs here and free and clear ifc_bbs at the end.
 910
 911 2011-05-12  Richard Guenther  <rguenther@suse.de>
 912
 913         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
 914         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
 915         until after simple checks.
 916         (gimple_types_compatible_p): Likewise.
 917         (iterative_hash_gimple_type): Always hash pointer targets
 918         and function return and argument types.
 919         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
 920         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
 921         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
 922         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
 923         completely in the simple compare section.
 924         (gimple_register_canonical_type): Query the cache again after
 925         registering.
 926
 927 2011-05-12  Richard Guenther  <rguenther@suse.de>
 928
 929         PR tree-optimization/48172
 930         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
 931         the number of iterations from the segment size calculation.
 932         (vect_create_cond_for_alias_checks): Adjust.
 933
 934 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 935
 936         PR debug/48967
 937         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
 938         if validate_subreg fails.
 939
 940 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
 941
 942         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
 943         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
 944         early.
 945
 946 2011-05-12  DJ Delorie  <dj@redhat.com>
 947
 948         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
 949         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
 950         created builtin into rx_builtins array.
 951         (rx_builtin_decl): New function.
 952         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
 953
 954 2011-05-12  DJ Delorie  <dj@redhat.com>
 955             Nick Clifton  <nickc@redhat.com>
 956
 957         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
 958         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
 959         (rx_is_legitimate_address): Add pre-decrement and post-increment
 960         addressing in HImode and QImode.  Fix test for out of range
 961         REG+INT addressing.
 962         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
 963         (rx_align_for_label): Test label before extracting its usage count.
 964         (rx_adjust_insn_lengths): Fix selection of insn codes.
 965         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
 966
 967 2011-05-11  Jason Merrill  <jason@redhat.com>
 968
 969         * tree.c (type_hash_canon): Use struct tree_type_non_common.
 970
 971 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 972
 973         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
 974         reindent the subsequent block.
 975
 976 2011-05-11  Satoru Takabayashi  <satorux@google.com>
 977             Paul Pluzhnikov  <ppluzhnikov@google.com>
 978
 979         * doc/install.texi (Configuration): Document --with-linker-hash-style.
 980         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
 981         * config.in: Add LINKER_HASH_STYLE.
 982         * configure.ac: Add --with-linker-hash-style.
 983         * configure: Regenerate.
 984
 985 2011-05-11  Richard Guenther  <rguenther@suse.de>
 986
 987         PR middle-end/48964
 988         * gimple.c (iterative_hash_canonical_type): Fix typo.
 989
 990 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
 991
 992         * config/i386/i386.c (legitimize_tls_address)
 993         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 994         expanders directly for TARGET_GNU2_TLS.  Determine pic and
 995         __tls_get_addr symbol reference here.  Update call to
 996         gen_tls_global_dynamic_{32,64} for added arguments.
 997         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 998         expanders directly for TARGET_GNU2_TLS.  Determine
 999         __tls_get_addr symbol reference here.  Update call to
1000         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
1001         unique UNSPEC REG_EQUIV to libcall block.
1002         (ix86_tls_get_addr): Declare static.
1003         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
1004         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
1005         Do not determine pic and __tls_get_addr symbol reference here. Do not
1006         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
1007         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
1008         (tls_global_dynamic_64): Add operand 2.  Do not determine
1009         __tls_get_addr symbol reference here.  Do not call
1010         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
1011         (tls_local_dynamic_base64): Ditto for operand 1.
1012
1013 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
1014
1015         * function.c (expand_function_start): Initialize stack_check_probe_note
1016         only if the generic stack checking mechanism is used.
1017
1018 2011-05-11  Richard Guenther  <rguenther@suse.de>
1019
1020         PR tree-optimization/15256
1021         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
1022         (A & B) | C, combine (A op CST1) op CST2.
1023         (tree_ssa_forward_propagate_single_use_vars): Only bother to
1024         visit assigns that have uses.
1025
1026 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
1027
1028         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
1029         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
1030         (unpack_ts_type_common_value_fields): ...this.  Update comment.
1031         (unpack_value_fields): Adjust for renaming.
1032         (lto_input_ts_type_tree_pointers): Split into...
1033         (lto_input_ts_type_common_tree_pointer): ...this and...
1034         (lto_input_ts_type_non_common_tree_pointers): ...this.
1035         (lto_input_tree_pointers): Adjust for above split.
1036         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
1037         (pack_ts_type_common_value_fields): ...this.  Update comment.
1038         (lto_output_ts_type_tree_pointers): Split into...
1039         (lto_output_ts_type_common_tree_pointers): ...this and...
1040         (lto_output_ts_type_non_common_tree_pointers): ...this.
1041         (lto_output_tree_pointers): Adjust for above split.
1042         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
1043         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
1044         * stor-layout.c (vector_type_mode): Adjust location of mode field.
1045         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
1046         Define.
1047         (struct tree_type): Split into...
1048         (struct tree_type_common: ...this and...
1049         (struct tree_type_with_lang_specific): ...this and...
1050         (struct tree_type_non_common): ...this.  Adjust accessor macros
1051         accordingly.
1052         (TYPE_VALUES_RAW): Define.
1053         (union tree_node): Update for above changes.
1054         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
1055         TS_TYPE_NON_COMMON.
1056         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
1057         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
1058         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
1059         * treestructu.def (TS_TYPE): Remove.
1060         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
1061         Define.
1062
1063 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
1064
1065         PR debug/48159
1066         * tree-ssa.c (reset_debug_uses): New function.
1067         * tree-flow.h (reset_debug_uses): New prototype.
1068         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1069         * tree-loop-distribution.c (generate_loops_for_partition): Call
1070         reset_debug_uses on the stmts that will be removed.  Keep around
1071         all debug stmts, don't count them as bits in partition bitmap.
1072         (generate_builtin): Don't count debug stmts or labels as bits in
1073         partition bitmap.
1074
1075 2011-05-11  Richard Guenther  <rguenther@suse.de>
1076
1077         * gimple.c (gimple_type_hash_1): Merge with ...
1078         (gimple_type_hash): ... this.
1079         (gtc_visit): Remove mode parameter and simplify accordingly.
1080         (gimple_types_compatible_p_1): Likewise.
1081         (gimple_types_compatible_p): Likewise.
1082         (iterative_hash_gimple_type): Likewise.
1083         (visit): Likewise.
1084         (gimple_type_eq): Adjust.
1085
1086 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1087
1088         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
1089         enters the branch create an anti edge in the opposite direction
1090         to prevent the creation of reg-moves.
1091         * modulo-sched.c: Adjust comment to reflect the fact we are
1092         scheduling closing branch.
1093         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
1094         (stage_count): New field in struct partial_schedule.
1095         (calculate_stage_count): New function.
1096         (normalize_sched_times): Rename to reset_sched_times and handle
1097         incrementing the sched time of the nodes by a constant value
1098         passed as parameter.
1099         (duplicate_insns_of_cycles): Skip closing branch.
1100         (sms_schedule_by_order): Schedule closing branch.
1101         (ps_insn_find_column): Handle closing branch.
1102         (sms_schedule): Call reset_sched_times and adjust the code to
1103         support scheduling of the closing branch.
1104         (ps_insert_empty_row): Update calls to normalize_sched_times
1105         and rotate_partial_schedule functions.
1106
1107 2011-05-11  Richard Guenther  <rguenther@suse.de>
1108
1109         PR middle-end/48953
1110         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1111
1112 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
1113
1114         * opts.c (finish_options): Move warning settings from process_options.
1115         * toplev.c (process_options): Move warning settings to finish_options.
1116
1117 2011-05-11  Richard Guenther  <rguenther@suse.de>
1118
1119         PR tree-optimization/18041
1120         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
1121         (simplify_bitwise_binary): ... this.  Handle operand conversions
1122         by applying them to the result instead.
1123         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
1124
1125 2011-05-11  Richard Guenther  <rguenther@suse.de>
1126
1127         * gimple.c (gimple_canonical_types_compatible_p): Split out
1128         from gimple_types_compatible_p and friends.  Do not recurse
1129         to pointed-to types.
1130         (gimple_canonical_type_eq): Use it.
1131         (iterative_hash_canonical_type): Split out from
1132         iterative_hash_gimple_type and friends.  Do not recurse
1133         to pointed-to types.
1134         (gimple_canonical_type_hash): Use it, allocate the hash here.
1135
1136 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1137
1138         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
1139         recognizing doloop.
1140
1141 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1142
1143         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
1144         instead of PREV_INSN.
1145
1146 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1147
1148         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
1149         * loop-doloop.c (doloop_condition_get): Likewise.
1150         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
1151         (doloop_end): New.
1152         * config/arm/arm.md (*addsi3_compare0): Remove "*".
1153
1154 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
1155
1156         * tree.def (CASE_LABEL_EXPR): Add an operand.
1157         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
1158
1159 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1160
1161         * c-decl.c (c_override_global_bindings_to_false): Remove.
1162         (global_bindings_p): Don't check
1163         c_override_global_bindings_to_false.
1164         * c-tree.h (c_override_global_bindings_to_false): Remove.
1165         * c-typeck.c (composite_type): Don't set
1166         c_override_global_bindings_to_false.
1167
1168 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
1169
1170         PR target/48857, 48495
1171         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1172         (VSX_MODE): Ditto.
1173         (VSX_MOVE_MODE): Ditto.
1174         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1175         VSX vector types.  Add V2DImode.
1176         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1177         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1178         (MODES_TIEABLE_P): Ditto.
1179
1180         * config/rs6000/rs6000.c (rs6000_emit_move): Use
1181         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1182         VSX_VECTOR_MODE.
1183         (init_cumulative_args): Ditto.
1184         (rs6000_function_arg_boundary): Ditto.
1185         (rs6000_function_arg_advance_1): Ditto.
1186         (rs6000_function_arg): Ditto.
1187         (rs6000_function_ok_for_sibcall): Ditto.
1188         (emit_frame_save): Ditto.
1189         (rs6000_function_value): Ditto.
1190         (rs6000_libcall_value): Ditto.
1191
1192 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1193
1194         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1195         i386/darwin-lib.h to $libgcc_tm_file.
1196         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
1197
1198 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1199
1200         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
1201
1202 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1203
1204         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
1205         * config/rs6000/rs6000-tables.opt: New file (generated).
1206         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
1207         rs6000/rs6000-tables.opt to extra_options.
1208         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
1209         * config/rs6000/rs6000.c (rs6000_select): Remove.
1210         (processor_target_table): Move contents to rs6000-cpus.def.
1211         (darwin_rs6000_override_options): Check
1212         global_options_set.x_rs6000_cpu_index instead of
1213         rs6000_select[1].string.
1214         (rs6000_option_override_internal): Likewise.
1215         (rs6000_handle_option): Don't assert that global structures are in
1216         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
1217         (rs6000_default_cpu): New variable.
1218         (rs6000_file_start): Set it instead of local default_cpu.  Check
1219         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
1220         global_options_set.x_rs6000_tune_index instead of rs6000_select.
1221         (rs6000_darwin_file_start): Check rs6000_default_cpu and
1222         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
1223         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
1224         rs6000_select): Remove.
1225         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
1226         Remove.
1227         (mcpu=, mtune=): Use Var, Init, Enum and Save.
1228         * config/rs6000/t-rs6000
1229         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
1230         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
1231         global_options_set.x_rs6000_cpu_index instead of
1232         rs6000_select[1].string.
1233         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
1234         global_options_set.x_rs6000_cpu_index instead of
1235         rs6000_select[1].string.
1236
1237 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1238
1239         * config.gcc (libgcc_tm_file): Define instead of including files
1240         from ../../libgcc/config/ in tm_file.
1241         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
1242         * configure: Regenerate.
1243         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
1244         libgcc_tm.h, cs-libgcc_tm.h): New.
1245         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
1246         (clean): Remove libgcc_tm.h.
1247         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
1248         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
1249         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
1250
1251 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
1252
1253         PR target/48896
1254         * config/avr/avr.c (avr_ret_register): Return unsigned int
1255         instead of int.
1256         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
1257         it to avr_libcall_value.
1258         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
1259         expand_expr.
1260         (avr_expand_binop_builtin): Ditto.
1261         (avr_expand_unop_builtin): Ditto.
1262
1263 2011-05-10  DJ Delorie  <dj@redhat.com>
1264
1265         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1266         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1267         * config/rx/rx.c (rx_align_for_label): Add label and
1268         uses_threshold parameters.  Do not align when the label is not
1269         used enough.
1270         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1271
1272 2011-05-10  Richard Guenther  <rguenther@suse.de>
1273
1274         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
1275         a series of conversions and apply foldings similar to what
1276         fold-const does.
1277         (tree_ssa_forward_propagate_single_use_vars): Call it.
1278
1279 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
1280
1281         PR tree-optimization/48611
1282         PR tree-optimization/48794
1283         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1284         referenced from RESX or EH_DISPATCH arguments.
1285
1286         PR debug/48928
1287         * dfp.c (decimal_to_decnumber): Handle conversion from
1288         dconst{1,2,m1,half}.
1289
1290 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1291
1292         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
1293         for !flag_prefer_avx128.
1294         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
1295
1296 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
1297
1298         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
1299         (fold_ternary_loc): Use expr_location_or.
1300
1301 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
1302
1303         PR debug/48853
1304         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
1305         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
1306         Pmode and mem_mode is not VOIDmode.
1307
1308 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
1309
1310         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
1311         TYPE_QUAL_RESTRICT): Convert to enum.
1312
1313 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1314
1315         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
1316         (const_pow2_1_to_8_operand): Ditto.
1317         (const_pow2_1_to_128_operand): Ditto.
1318         (const_pow2_1_to_32768_operand): Ditto.
1319         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
1320         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
1321         in insn constraint to check integer value of operand 3.
1322         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
1323
1324         (PINSR_MODE): New mode iterator.
1325         (sse2p4_1): New mode attribute.
1326         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
1327         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
1328         iterator.  Use const_int_operand instead of
1329         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
1330         exact_log2 in insn constraint to check integer value of operand 3.
1331
1332 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1333
1334         * config/i386/sse.md (blendbits): Remove mode attribute.
1335         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
1336         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
1337         Check integer value of operand 3 in insn constraint.
1338
1339 2011-05-09  Richard Guenther  <rguenther@suse.de>
1340
1341         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
1342         for diagnostics.
1343         (lto_symtab_merge): Likewise.  Do not register types here.
1344         (lto_symtab_merge_decls_2): Likewise.
1345         (lto_symtab_merge_decls_1): Likewise.
1346         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
1347         * gimple.c (enum gtc_mode): Declare.
1348         (gimple_types_compatible_p): Make static.
1349
1350 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1351
1352         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1353         temporary register to match Pmode.
1354
1355 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1356
1357         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
1358         and *vec_concatv4si_1_avx.
1359
1360 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1361
1362         PR rtl-optimization/48927
1363         * ira-conflicts.c (commutative_constraint_p): Use
1364         recog_data.alternative_enabled_p to disable alternatives where
1365         "enabled" attribute is false.
1366         (get_dup_num): Ditto.
1367         * ira-lives.c (single_reg_class): Ditto.
1368         (ira_implicitly_set_insn_hard_regs): Ditto.
1369
1370 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
1371
1372         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1373         (dataflow_set_preserve_mem_locs): Likewise.
1374
1375 2011-05-09  Philipp Thomas  <pth@suse.de>
1376
1377         * config/mep/mep.c (mep_validate_vliw): Syntax description
1378         should not be translated.
1379
1380 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
1381
1382         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
1383         * config/mips/mips-tables.opt: New file (generated).
1384         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
1385         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
1386         MIPS_ARCH_OPTION_NATIVE): Define.
1387         * config/mips/mips.c (mips_cpu_info_table): Move contents to
1388         mips-cpus.def.
1389         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
1390         mips_parse_cpu): Remove.
1391         (mips_cpu_info_from_opt, mips_default_arch): New.
1392         (mips_handle_option): Don't assert that global structures are in
1393         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
1394         (mips_option_override): Use new variables and functions to set
1395         state of these options.  Use strcmp to check for individual CPU names.
1396         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
1397         definition.
1398         * config/mips/mips.opt (march=): Use ToLower and Enum.
1399         (mips): Use ToLower, Enum and Var.
1400         (mtune=): Use ToLower and Enum.
1401         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
1402
1403 2011-05-08  Jan Hubicka  <jh@suse.cz>
1404
1405         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
1406         Arrange type pairs to be UID ordered.
1407         (gimple_lookup_type_leader): Make inline.
1408
1409 2011-05-09  Nick Clifton  <nickc@redhat.com>
1410
1411         PR target/48899
1412         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
1413         PROCESSOR_DEFAULT.
1414
1415         PR target/48897
1416         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
1417         variable 's'.
1418
1419 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
1420
1421         * combine.c (simplify_comparison): Abstract out parts into...
1422         (simplify_compare_const): ... new function.
1423         (try_combine): Generalize parallel arithmetic/compare combining
1424         to call simplify_compare_const() and CANONICALIZE_COMPARE().
1425
1426 2011-05-08  Jan Hubicka  <jh@suse.cz>
1427
1428         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
1429         (cgraph_create_virtual_clone): Call hooks once virtual clone
1430         is finished.
1431         * cgraph.h (cgraph_clone_node): Update prototype.
1432         * ipa-cp.c (ipcp_estimate_growth): Use
1433         estimate_ipcp_clone_size_and_time.
1434         * ipa-inline-transform.c (clone_inlined_nodes): Update.
1435         * lto-cgraph.c (input_node): Update.
1436         * ipa-inline.c (recursive_inlining): Update.
1437         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
1438         (evaluate_conditions_for_known_args): Break out from ...
1439         (evaluate_conditions_for_edge): ... here.
1440         (evaluate_conditions_for_ipcp_clone): New function.
1441         (inline_node_duplication_hook): Update clone summary based
1442         on parameter map.
1443         (estimate_callee_size_and_time): Rename to ...
1444         (estimate_node_size_and_time): take NODE instead of EDGE;
1445         take POSSIBLE_TRUTHS as argument.
1446         (estimate_callee_size_and_time): Update.
1447         (estimate_ipcp_clone_size_and_time): New function.
1448         (do_estimate_edge_time): Update.
1449
1450 2011-05-08  Richard Guenther  <rguenther@suse.de>
1451
1452         PR middle-end/48908
1453         PR middle-end/48905
1454         * expmed.c (expand_shift_1): Compute adjusted constant shift
1455         amount manually.
1456
1457 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
1458
1459         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
1460
1461 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
1462
1463         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
1464
1465 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
1466
1467         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
1468
1469 2011-05-07  Jan Hubicka  <jh@suse.cz>
1470
1471         * ipa-inline-transform.c (inline_call): Account when program size
1472         decreases.
1473         * ipa-inline.c (relative_time_benefit): New function.
1474         (edge_badness): Reorganize to be power 2 based; fix thinko when
1475         computing badness for negative growth; update comments to match
1476         reality; better dumps.
1477
1478 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
1479
1480         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
1481         type to bool and adjust comment.
1482         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
1483         (fold_mathfn_compare): Remove calls to global_bindings_p.
1484         (fold_inf_compare): Likewise.
1485         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
1486         * c-tree.h (global_bindings_p): Adjust prototype.
1487         * c-decl.c (global_bindings_p): Return bool and simplify.
1488
1489 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
1490
1491         PR tree-optimization/48837
1492         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1493         when accumulator transformation is performed.
1494
1495 2011-05-06  Jan Hubicka  <jh@suse.cz>
1496
1497         * i386.h (ix86_tune_indices): Add
1498         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
1499         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
1500         * i386.c (initial_ix86_tune_features): Add
1501         X86_SOFTARE_PREFETCHING_BENEFICIAL.
1502         (software_prefetching_beneficial_p): Remove predicate.
1503         (ix86_option_override_internal): Use new macro.
1504
1505 2011-05-06  Jan Hubicka  <jh@suse.cz>
1506
1507         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
1508
1509 2011-05-06  Jan Hubicka  <jh@suse.cz>
1510
1511         * cgraph.c (cgraph_add_thunk): Create real function node instead
1512         of alias node; finalize it and mark needed/reachale; arrange visibility
1513         to be right and add it into the corresponding same comdat group list.
1514         (dump_cgraph_node): Dump thunks.
1515         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
1516         cgraph_function_with_gimple_body_p,
1517         cgraph_first_function_with_gimple_body,
1518         cgraph_next_function_with_gimple_body): New functions.
1519         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
1520         New macros.
1521         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
1522         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
1523         * cgraphunit.c (cgraph_finalize_function): Only look into possible
1524         devirtualization when optimizing.
1525         (verify_cgraph_node): Verify thunks.
1526         (cgraph_analyze_function): Analyze thunks.
1527         (cgraph_mark_functions_to_output): Output thunks only in combination
1528         with function they are assigned to.
1529         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
1530         alias into normal node.
1531         (assemble_thunks): New functoin.
1532         (cgraph_expand_function): Use it.
1533         * lto-cgraph.c (lto_output_node): Stream thunks.
1534         (input_overwrite_node): Stream in thunks.
1535         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
1536         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
1537         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
1538         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
1539         (inline_analyze_function): Do not care about thunk jump functions.
1540         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
1541         * ipa-prop.c (ipa_prop_write_jump_functions): Use
1542         cgraph_function_with_gimple_body_p.
1543         * passes.c (do_per_function_toporder): Use
1544         cgraph_function_with_gimple_body_p.
1545         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
1546         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
1547         (function_called_by_processed_nodes_p): Likewise.
1548
1549 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
1550
1551         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
1552         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
1553         entries.
1554         (mabi=): Replace with separate entries for mabi=altivec,
1555         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
1556         mabi=ieeelongdouble and mabi=ibmlongdouble.
1557         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
1558         check for -mabi=spe without SPE ABI support here.
1559         (rs6000_handle_option): Replace OPT_mabi_ handling with
1560         OPT_mabi_altivec and OPT_mabi_spe handling.
1561
1562 2011-05-06  Cary Coutant  <ccoutant@google.com>
1563
1564         * dwarf2out.c (contains_subprogram_definition): New function.
1565         (should_move_die_to_comdat): Call it.
1566
1567 2011-05-06  Jeff Law  <law@redhat.com>
1568
1569         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
1570         remove_ctrl_stmt_and_useless_edges.
1571         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
1572         (fixup_template_block, thread_single_edge): Likewise.
1573         (mark_threaded_blocks): Use THREAD_TARGET.
1574
1575 2011-05-06  Alan Modra  <amodra@gmail.com>
1576
1577         PR target/48900
1578         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1579         const0_rtx as the arg to the dummy __tls_get_addr libcall.
1580
1581 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
1582
1583         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1584         constraint modifier to "r".
1585
1586 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
1587
1588         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
1589         fall through for OPT_mcmodel_.
1590
1591 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1592
1593         * config/s390/s390.c (s390_asm_trampoline_template): Comment
1594         instruction sizes.
1595         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1596
1597 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1598
1599         PR target/47930
1600         * config/arm/arm.opt (marm): Document it.
1601         (mthumb): Reject negative variant.
1602
1603 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
1604
1605         PR target/48898
1606         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
1607         Fix typo in "ccvt" variable name.
1608
1609 2011-05-06  Tristan Gingold  <gingold@adacore.com>
1610
1611         PR target/48895
1612         * config/vms/vms-ar.c (main): Remove cwd variable.
1613
1614 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
1615
1616         PR debug/48902
1617         * var-tracking.c (prepare_call_arguments): Move else before #endif.
1618
1619 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
1620
1621         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
1622         * gimplify.c (gimplify_switch_expr): Likewise.
1623         * omp-low.c (expand_omp_sections): Likewise.
1624         * tree-eh.c (lower_try_finally_switch): Likewise.
1625         (lower_eh_dispatch): Likewise.
1626         * tree.h (build_case_label): Declare.
1627         * tree.c (build_case_label): Define.
1628
1629 2011-05-05  Jason Merrill  <jason@redhat.com>
1630
1631         PR c++/40975
1632         * tree-inline.c (copy_tree_r): Use copy_statement_list.
1633         (copy_statement_list): Don't recurse.
1634         * stor-layout.c (copy_self_referential_tree_r): Don't allow
1635         STATEMENT_LIST.
1636
1637 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1638
1639         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
1640         through from -mfpu= handling.
1641         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
1642
1643 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
1644
1645         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
1646         POST_MODIFY.
1647
1648 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
1649
1650         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
1651         for 11.31.
1652         (hppa[12]*-*-hpux11*): Ditto.
1653         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
1654         * config/ia64/hpux-unix2003.h: New.
1655         * config/pa/pa-hpux1131.opt: New.
1656         * config/pa/pa-hpux1131.h: New.
1657         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
1658         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
1659         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
1660
1661 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1662
1663         PR debug/48853
1664         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
1665         instead of mode as 3rd argument to recursive call.
1666         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
1667         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
1668         VOIDmode.
1669         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
1670         don't give up if mode is Pmode and mem_mode is not VOIDmode.
1671         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
1672         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
1673
1674 2011-05-05  Julian Brown  <julian@codesourcery.com>
1675
1676         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1677         parenthesis in D-register case.
1678
1679 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1680
1681         * opt-functions.awk (var_type_struct): Handle Enum options.
1682         * optc-gen.awk: Don't check range of variables of character type.
1683         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
1684         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
1685         rs6000_sdata_name, rs6000_explicit_options): Remove.
1686         (rs6000_option_override_internal): Check for -malign-power here.
1687         Use global_options_set instead of rs6000_explicit_options.
1688         (rs6000_parse_fpu_option): Remove.
1689         (rs6000_handle_option): Access variables via opts and opts_set
1690         pointers.  Use error_at and warning_at.  Add fall-through
1691         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
1692         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
1693         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
1694         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
1695         here.  Don't use rs6000_parse_fpu_option.
1696         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
1697         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
1698         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
1699         (mrecip=): Use Var.
1700         (mspe): Use Var and Save.
1701         (mtraceback=): Use Enum and Var.
1702         (rs6000_traceback_type): New Enum and EnumValue entries.
1703         (mfloat-gprs=): Use Enum, Var and Save.
1704         (rs6000_float_gprs): New Enum and EnumValue entries.
1705         (mlong-double-): use Var and Save.
1706         (msched-costly-dep=, minsert-sched-nops=): Use Var.
1707         (malign-): Use Enum and Var.
1708         (rs6000_alignment_flags): New Enum and EnumValue entries.
1709         (mfpu=): Use Enum.
1710         (fpu_type_t): New Enum and EnumValue entries.
1711         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1712         global_options_set instead of rs6000_explicit_options.
1713         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1714         global_options_set instead of rs6000_explicit_options.
1715         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1716         global_options_set instead of rs6000_explicit_options.
1717         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1718         global_options_set instead of rs6000_explicit_options.
1719         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
1720         global_options_set instead of rs6000_explicit_options.
1721         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1722         global_options_set instead of rs6000_explicit_options.
1723         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
1724         definition.
1725         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1726         global_options_set instead of rs6000_explicit_options.
1727         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
1728         (rs6000_cmodel): New Enum and EnumValue entries.
1729         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1730         global_options_set instead of rs6000_explicit_options.
1731         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
1732         (mtls-size=): Use Enum and Var.
1733         (rs6000_tls_size): New Enum and EnumValue entries.
1734
1735 2011-05-05  Michael Matz  <matz@suse.de>
1736
1737         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
1738         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
1739         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
1740         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
1741         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
1742         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
1743         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
1744         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
1745         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
1746         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
1747         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
1748         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
1749         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
1750         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
1751         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
1752         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
1753
1754 2011-05-05  Richard Guenther  <rguenther@suse.de>
1755
1756         * expmed.c (expand_variable_shift): Rename to ...
1757         (expand_shift_1): ... this.  Take an expanded shift amount.
1758         For rotates recurse directly not building trees for the shift amount.
1759         (expand_variable_shift): Wrap around expand_shift_1.
1760         (expand_shift): Adjust.
1761
1762 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1763
1764         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
1765
1766 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
1767
1768         * tree.h (get_pending_sizes): Remove prototype.
1769         (put_pending_size): Likewise.
1770         (put_pending_sizes): Likewise.
1771         * stor-layout.c (pending_sizes): Delete.
1772         (get_pending_sizes): Likewise.
1773         (put_pending_size): Likewise.
1774         (put_pending_sizes): Likewise.
1775         (variable_size): Do not call put_pending_size and tidy up.
1776         * function.h (struct function): Remove dont_save_pending_sizes_p.
1777         * lto-streamer-in.c (input_function): Do not stream it.
1778         * lto-streamer-out.c (output_function): Likewise.
1779         * tree-inline.c (initialize_cfun): Do not copy it.
1780         * c-decl.c (store_parm_decls): Do not set it.
1781         * omp-low.c (create_task_copyfn): Likewise.
1782         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1783
1784 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
1785
1786         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
1787         conditions.
1788         (*movdf_internal): Ditto.
1789         (*movdf_internal_nointeger): Ditto.
1790         (*movsf_internal): Ditto.
1791
1792 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1793
1794         * c-decl.c (finish_decl): Don't call get_pending_sizes.
1795         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
1796         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
1797         (c_variable_size): Remove.
1798         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
1799         call put_pending_sizes.
1800         (get_parm_info): Add parameter expr.  Use it to set
1801         arg_info->pending_sizes.
1802         (store_parm_decls): Use arg_info->pending_sizes instead or calling
1803         get_pending_sizes.
1804         * c-parser.c (c_parser_parms_declarator): Update call to
1805         c_parser_parms_list_declarator.
1806         (c_parser_parms_list_declarator): Take parameter expr.  Update
1807         call to push_parm_decl.  Update recursive call.  Don't call
1808         get_pending_sizes.  Update calls to get_parm_info.
1809         (c_parser_objc_method_definition): Update calls to
1810         c_parser_objc_method_decl and objc_start_method_definition.
1811         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
1812         (c_parser_objc_method_decl): Add parameter expr.  Update call to
1813         grokparm.
1814         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
1815         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
1816         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
1817
1818 2011-05-05  Michael Hope  <michael.hope@linaro.org>
1819
1820         PR pch/45979
1821         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
1822         __ARM_EABI__ hosts.
1823
1824 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1825
1826         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1827         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1828         (spu_output_mi_thunk): New function.
1829
1830 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1831
1832         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
1833         targetm.asm_out.print_operand.
1834         * config/sol2.c: Include target.h.
1835
1836 2011-05-04  Jan Hubicka  <jh@suse.cz>
1837
1838         * ipa-inline.c (reset_edge_caches): New function.
1839         (update_caller_keys): Add check_inlinablity_for; do not
1840         reset edge caches; remove now unnecesary loop.
1841         (update_callee_keys): Add comments; reset node_growth_cache of callee.
1842         (update_all_callee_keys): Likewise.
1843         (inline_small_functions): Sanity check cache; update code
1844         recomputing it.
1845
1846 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
1847
1848         PR rtl-optimization/47612
1849         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
1850         as the last insn of the sequence to be moved.
1851
1852 2011-05-04  Tobias Burnus  <burnus@net-b.de>
1853
1854         PR fortran/48864
1855         * doc/invoke.texi (Ofast): Document that it
1856         enables Fortran's -fno-protect-parens.
1857
1858 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1859
1860         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
1861
1862 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1863
1864         * stor-layout.c (variable_size): Do not issue errors.
1865
1866 2011-05-04  Richard Guenther  <rguenther@suse.de>
1867
1868         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
1869         for array-ref indices.
1870         (tree_coverage_counter_addr): Likewise.
1871         (build_fn_info_type): Use size_int for index types.
1872         (build_gcov_info): Likewise.
1873
1874 2011-05-04  Richard Guenther  <rguenther@suse.de>
1875
1876         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
1877         to build_int_cst.
1878         * c-typeck.c (really_start_incremental_init): Use bitsize_int
1879         for constructor indices.
1880         (push_init_level): Likewise.
1881
1882 2011-05-04  Richard Guenther  <rguenther@suse.de>
1883
1884         * explow.c (promote_mode): Move variable declarations before code.
1885
1886 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
1887
1888         * tree.h (build_function_type_array): Declare.
1889         (build_varargs_function_type_array): Declare.
1890         (build_function_type_vec, build_varargs_function_type_vec): Define.
1891         * tree.c (build_function_type_array_1): New function.
1892         (build_function_type_array): New function.
1893         (build_varargs_function_type_array): New function.
1894
1895 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
1896
1897         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
1898         before setting STMT_VINFO_TYPE.
1899
1900 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1901
1902         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
1903         instead of spu_pass_by_reference.
1904
1905 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1906
1907         * calls.c (emit_library_call_value_1): Invoke
1908         promote_function_mode hook on libcall arguments.
1909         * explow.c (promote_function_mode, promote_mode): Handle TYPE
1910         argument being NULL.
1911         * targhooks.c (default_promote_function_mode): Lisewise.
1912         * config/s390/s390.c (s390_promote_function_mode): Likewise.
1913         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
1914
1915         * doc/tm.texi: Document that TYPE argument might be NULL.
1916
1917 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1918
1919         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
1920
1921 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1922
1923         From Bernd Schmidt
1924         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
1925
1926 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1927
1928         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
1929         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
1930         Move ...
1931         * mips-tfile.c: ... here.
1932         Don't include coretypes.h, tm.h, filenames.h.
1933         (saber_stop): Remove definition and all calls.
1934         [__SABER__]: Remove.
1935         (__LINE__): Remove default.
1936         (Size_t, Ptrdiff_t): Remove definitions.
1937         Replace by size_t, ptrdiff_t.
1938         [!MIPS_DEBUGGING_INFO]: Remove.
1939         (SHASH_SIZE, THASH_SIZE): Remove defaults.
1940         (progname): Add const.
1941         (STATIC): Remove.
1942         Replace all uses by static.
1943         (ALIGN_SYMTABLE_OFFSET): Remove default.
1944         * mips-tdump.c: Don't include coretypes.h, tm.h.
1945         Remove !MIPS_IS_STAB guard.
1946         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
1947         $(TM_H), filenames.h dependencies.
1948         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
1949
1950 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1951
1952         From Jie Zhang
1953         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
1954         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1955
1956 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1957
1958         From Bernd Schmidt
1959         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
1960         account and save/restore RETS.
1961         (PROFILE_BEFORE_PROLOGUE): Define.
1962         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
1963         the push insn to use predecrement.
1964
1965 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1966
1967         From Jie Zhang
1968         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
1969
1970 2011-05-04  Nick Clifton  <nickc@redhat.com>
1971
1972         * config/mn10300/mn10300.c: Include cfgloop.h.
1973         (DUMP): New macro.
1974         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
1975         Lcc or a FLcc insn into the instruction stream.
1976         (mn10300_block_contains_call): New function.  Returns true if the
1977         given basic block contains a CALL insn.
1978         (mn10300_loop_contains_call_insn): New function.  Returns true if
1979         the given loop contains a CALL insn.
1980         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
1981         to use the SETLB and Lcc or FLcc insns.
1982         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
1983         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
1984         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
1985         disable the SETLB optimization.
1986         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
1987         __SETLB__ or __NO_SETLB__.
1988         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
1989         (movsf_internal): Handle MDR register.
1990         (cmpsi): Make visible.
1991         (setlb): New pattern.
1992         (Lcc): New pattern.
1993         (FLcc): New pattern.
1994
1995 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1996
1997         PR target/48860
1998         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
1999         for reg<->xmm moves.
2000         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
2001         (vec_concatv2di_rex64_sse): Ditto.
2002         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
2003         (*vec_extractv2di_1_rex64): Ditto.
2004
2005         Revert:
2006         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2007
2008         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
2009         reg<->xmm moves.
2010         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
2011
2012 2011-05-04  Richard Guenther  <rguenther@suse.de>
2013
2014         * tree.h (int_const_binop): Remove notrunc argument.
2015         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
2016         create integer constants that are properly truncated.
2017         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
2018         (const_binop): Remove zero notrunc argument to int_const_binop.
2019         (size_binop_loc): Likewise.
2020         (fold_div_compare): Likewise.
2021         (maybe_canonicalize_comparison_1): Likewise.
2022         (fold_comparison): Likewise.
2023         (fold_binary_loc): Likewise.
2024         (multiple_of_p): Likewise.
2025         * expr.c (store_constructor): Likewise.
2026         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2027         (maybe_fold_stmt_addition): Likewise.
2028         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2029         * stor-layout.c (layout_type): Likewise.
2030         * tree-data-ref.c (tree_fold_divides_p): Likewise.
2031         * tree-sra.c (build_ref_for_offset): Likewise.
2032         (build_user_friendly_ref_for_offset): Likewise.
2033         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
2034         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2035         * tree-ssa-loop-niter.c (inverse): Likewise.
2036         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
2037         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
2038         * tree-switch-conversion.c (check_range): Likewise.
2039         (build_constructors): Likewise.
2040         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2041         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
2042         (extract_range_from_assert): Likewise.
2043         (vrp_int_const_binop): Likewise.
2044         (extract_range_from_binary_expr): Likewise.
2045         (extract_range_from_unary_expr): Likewise.
2046         (check_array_ref): Likewise.
2047         (find_case_label_range): Likewise.
2048         (simplify_div_or_mod_using_ranges): Likewise.
2049         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
2050         comparing case labels for merging.
2051
2052 2011-05-03  Mark Wielaard  <mjw@redhat.com>
2053
2054         * dwarf2out.c (debug_str_hash_forced): Removed.
2055         (gen_label_for_indirect_string): Removed.
2056         (get_debug_string_label): Removed.
2057         (AT_string_form): Generate label directly.
2058         (output_indirect_string): Test indirect_string_node for
2059         DW_FORM_strp instead of checking label and refcount.
2060         (prune_indirect_string): Removed.
2061         (prune_unused_types): Don't check debug_str_hash_forced or
2062         call prune_indirect_string.
2063
2064 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
2065
2066         PR other/48093
2067         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
2068
2069 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
2070
2071         PR debug/47994
2072         PR debug/47919
2073         * combine.c (try_combine): Skip debug insns at m_split tests.
2074
2075 2011-04-26  Mark Wielaard  <mjw@redhat.com>
2076
2077         PR42288
2078         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
2079         when info_section_emitted.
2080
2081 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
2082
2083         * config/mips/mips-opts.h: New.
2084         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
2085         to mips-opts.h.
2086         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
2087         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
2088         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
2089         via opts pointer.
2090         * config/mips/mips.h (enum mips_code_readable_setting): Move to
2091         mips-opts.h.
2092         (mips_abi, mips_code_readable): Don't declare.
2093         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
2094         (mabi=): Use Enum and Var.
2095         (mips_abi): New Enum and EnumValue entries.
2096         (mcode-readable=): Use Enum and Var.
2097         (mips_code_readable_setting): New Enum and EnumValue entries.
2098         (mr10k-cache-barrier=): Use Enum and Var.
2099         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
2100
2101 2011-05-03  Jan Hubicka  <jh@suse.cz>
2102
2103         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
2104         replace hash by pointer map.
2105         (cgraph_node_set_element_def, cgraph_node_set_element,
2106         const_cgraph_node_set_element, varpool_node_set_element_def,
2107         varpool_node_set_element, const_varpool_node_set_element): Remove.
2108         (free_cgraph_node_set, free_varpool_node_set): New function.
2109         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
2110         * tree-emutls.c: Free varpool node set.
2111         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
2112         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
2113         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
2114         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
2115         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
2116         Move here from ipa.c; implement using pointer_map
2117         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
2118         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
2119         debug_cgraph_node_set, varpool_node_set_new,
2120         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
2121         dump_varpool_node_set, debug_varpool_node_set):
2122         Move to ipa-uitls.c.
2123         * passes.c (ipa_write_summaries): Update.
2124
2125 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2126
2127         From Mike Frysinger:
2128         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
2129         bf542/bf544/bf547/bf548/bf549.
2130
2131 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
2132
2133         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
2134
2135 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2136
2137         From Bernd Schmidt:
2138         * config/bfin/bfin.md (MOVCC): New mode_macro.
2139         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
2140         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
2141         comments from generated assembly.
2142
2143 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2144
2145         From Bernd Schmidt
2146         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
2147         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
2148         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
2149         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
2150         * config/bfin/lib1funcs.asm (___muldi3): New function.
2151
2152 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2153
2154         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
2155         build_function_type_list instead of build_function_type.
2156         Rearrange initialization of `args' to do so.
2157
2158 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2159
2160         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
2161         instead of build_function_type.
2162
2163 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2164
2165         * config/rs6000/rs6000.c (spe_init_builtins): Call
2166         build_function_type_list instead of build_function_type.
2167         (paired_init_builtins, altivec_init_builtins): Likewise.
2168         (builtin_function_type): Likewise.
2169
2170 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2171
2172         * config/sh/sh.c (sh_media_init_builtins): Call
2173         build_function_type_list instead of build_function_type.
2174
2175 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2176
2177         * config/sparc/sparc.c (sparc_file_end): Call
2178         build_function_type_list instead of build_function_type.
2179
2180 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2181
2182         * config/alpha/alpha.c (alpha_init_builtins): Call
2183         build_function_type_list instead of build_function_type.
2184
2185 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2186
2187         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
2188         build_function_type_list instead of build_function_type.
2189
2190 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2191
2192         * config/iq2000/i2000.c (iq2000_init_builtins): Call
2193         build_function_type_list instead of build_function_type.
2194         Delete `endlink' variable.
2195
2196 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2197
2198         * config/avr/avr.c (avr_init_builtins): Call
2199         build_function_type_list instead of build_function_type.
2200
2201 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2202
2203         * config/picochip/picochip.c (picochip_init_builtins): Call
2204         build_function_type_list instead of build_function_type.
2205         Delete `endlink' variable.
2206
2207 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2208
2209         * config/bfin/bfin.c (bfin_init_builtins): Call
2210         build_function_type_list instead of build_function_type.
2211
2212 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2213
2214         From Bernd Schmidt
2215         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
2216         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
2217
2218 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2219
2220         From Jie Zhang:
2221         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
2222         libbffastfp overrides libgcc when -mfast-fp.
2223
2224 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2225
2226         Originally from Bernd Schmidt
2227         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
2228         * config/bfin/bfin.c (override_options): Test it and error if
2229         TARGET_FDPIC.
2230
2231 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2232
2233         Originally From Bernd Schmidt
2234         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
2235         FD-PIC.
2236
2237 2011-05-03  Jeff Law  <law@redhat.com>
2238
2239         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
2240         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
2241         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
2242         than accessing AUX field directly.  Free the AUX field before
2243         clearing it.
2244         (thread_block, thread_through_loop_header): Likewise.
2245         (thread_single_edge, mark_threaded_blocks): Likewise.
2246         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
2247         (register_jump_thread): Do not attempt to thread to a NULL edge.
2248
2249 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
2250
2251         * function.c (init_function_start): Call decide_function_section.
2252         * varasm.c (decide_function_section): New function.
2253         (assemble_start_function): When not using
2254         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
2255         or first_function_block_is_cold.
2256         * rtl.h (decide_function_section): Declare.
2257
2258 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
2259             Jakub Jelinek  <jakub@redhat.com>
2260
2261         PR target/48774
2262         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2263         only succeed if req_mode is the same as set_mode.
2264
2265 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
2266
2267         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
2268         * genemit.c (gen_exp): Handle RETURN.
2269         * emit-rtl.c (verify_rtx_sharing): Likewise.
2270         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
2271         * rtl.c (copy_rtx): RETURN is shared.
2272         * rtl.h (enum global_rtl_index): Add GR_RETURN.
2273         (ret_rtx): New.
2274         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
2275         * config/s390/s390.c (s390_emit_epilogue): Likewise.
2276         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
2277         * config/cris/cris.c (cris_expand_return): Likewise.
2278         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
2279         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
2280         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
2281         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
2282         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
2283         Likewise.
2284         * config/v850/v850.c (expand_epilogue): Likewise.
2285         * config/bfin/bfin.c (bfin_expand_call): Likewise.
2286         * config/arm/arm.md (epilogue): Likewise.
2287         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
2288         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
2289         variable to ret_reg.
2290
2291 2011-05-03  Richard Guenther  <rguenther@suse.de>
2292
2293         PR lto/48846
2294         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2295         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2296         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2297
2298 2011-05-03  Richard Guenther  <rguenther@suse.de>
2299
2300         * c-decl.c (grokdeclarator): Instead of looking at
2301         TREE_OVERFLOW check if the constant fits in the index type.
2302
2303 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
2304
2305         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
2306         (vec_store_lanes<mode><mode>): Likewise.
2307
2308 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
2309
2310         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
2311         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
2312         convert_optab_index values.
2313         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
2314         * genopinit.c (optabs): Initialize the new optabs.
2315         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
2316         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
2317         (expand_STORE_LANES): New functions.
2318         * tree.h (build_array_type_nelts): Declare.
2319         * tree.c (build_array_type_nelts): New function.
2320         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
2321         (vect_model_load_cost): Likewise.
2322         (vect_store_lanes_supported, vect_load_lanes_supported)
2323         (vect_record_strided_load_vectors): Declare.
2324         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
2325         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
2326         (vect_transform_strided_load): Split out statement recording into...
2327         (vect_record_strided_load_vectors): ...this new function.
2328         * tree-vect-stmts.c (create_vector_array, read_vector_array)
2329         (write_vector_array, create_array_ref): New functions.
2330         (vect_model_store_cost): Add store_lanes_p argument.
2331         (vect_model_load_cost): Add load_lanes_p argument.
2332         (vectorizable_store): Try to use store-lanes functions for
2333         interleaved stores.
2334         (vectorizable_load): Likewise load-lanes and loads.
2335         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
2336         to vect_model_store_cost.
2337         (vect_build_slp_tree): Likewise vect_model_load_cost.
2338
2339 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
2340
2341         * hooks.h (hook_bool_mode_uhwi_false): Declare.
2342         * hooks.c (hook_bool_mode_uhwi_false): New function.
2343         * target.def (array_mode_supported_p): New hook.
2344         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
2345         * doc/tm.texi: Regenerate.
2346         * stor-layout.c (mode_for_array): New function.
2347         (layout_type): Use it.
2348         * config/arm/arm.c (arm_array_mode_supported_p): New function.
2349         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
2350
2351 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
2352
2353         PR target/48723
2354         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2355         for -fstack-check if the size to allocate is negative.
2356
2357 2011-05-02  Lawrence Crowl  <crowl@google.com>
2358
2359         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
2360         (timevar_cond_start): New for starting a timer only when it is not
2361         already running.
2362         (timevar_cond_stop): New for stopping a timer when it was not already
2363         running.
2364
2365         * timevar.c (timevar_stop): Enable start/stop timers to start again.
2366         (timevar_cond_start): New as above.
2367         (timevar_cond_stop): New as above.
2368
2369         * timevar.def: Add start/stop timers for compiler phases,
2370         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
2371         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
2372         and TV_PHASE_FINALIZE.
2373         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
2374         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
2375         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
2376         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
2377         Make unused TV_OVERLOAD into a start/stop timer.
2378
2379         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
2380         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
2381         to indicate that they are start/stop timers.
2382
2383         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
2384         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
2385         Move initialization to do_compile.
2386         (do_compile): Add initialization from above.
2387         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
2388
2389         * c-decl.c (c_write_global_declarations): Add start/stop of
2390         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
2391
2392         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
2393         or TV_PARSE_INLINE, as appropriate.
2394         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
2395         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
2396
2397 2011-05-02  Jason Merrill  <jason@redhat.com>
2398
2399         PR c++/40975
2400         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
2401
2402 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
2403
2404         PR c/35445
2405         * c-decl.c (finish_decl): Only create a composite if the types are
2406         compatible.
2407
2408 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
2409
2410         * config/fr30/fr30-protos.h (Mmode): Don't define.
2411         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
2412         definition where used.
2413         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
2414         define.  Expand definitions where used.
2415         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
2416         Expand definitions where used.
2417         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
2418         rx_function_arg, rx_function_arg_advance,
2419         rx_function_arg_boundary): Expand definitions of those macros.
2420         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
2421         definition where used.
2422
2423 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2424
2425         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
2426         reg<->xmm moves.
2427         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
2428         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
2429         with *movv2sf_internal_rex64_avx.
2430         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
2431         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
2432         Use %v prefix in insn mnemonic to handle TARGET_AVX.
2433         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
2434         "vex" in "prefix" attribute calculation.
2435         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
2436
2437 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
2438
2439         PR target/47951
2440         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
2441         inputs match the output.
2442
2443 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
2444
2445         PR target/47955
2446         * config/m68k/m68k.c (m68k_expand_prologue): Set
2447         current_function_static_stack_size.
2448
2449 2011-05-02   Jan Hubicka  <jh@suse.cz>
2450
2451         * lto-streamer.c (lto_streamer_cache_insert_1,
2452         lto_streamer_cache_lookup, lto_streamer_cache_create,
2453         lto_streamer_cache_delete): Use pointer map instead of hashtable.
2454         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
2455
2456 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
2457
2458         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
2459         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
2460         config/m68k/t-opts: New files.
2461         * config/m68k/m68k-tables.opt: New file (generated).
2462         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
2463         extra_options and m68k/t-opts to tmake_file.
2464         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
2465         (all_isas): Initialize using m68k-isas.def.
2466         (all_microarchs): Initialize using m68k-microarchs.def.
2467         (m68k_find_selection): Remove.
2468         (m68k_handle_option): Don't assert that global structures are in
2469         use.  Use error_at.  Access variables via opts pointer.  Don't
2470         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
2471         directly for -m68020-40 and -m68020-60.
2472         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
2473         m68k_tune_entry here.
2474         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
2475         to m68k-opts.h.
2476         (m68k_library_id_string): Remove declaration.
2477         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
2478         (m68k_library_id_string): New Variable.
2479         (march=, mcpu=, mtune=): Use Enum and Var.
2480
2481 2011-05-02  Richard Guenther  <rguenther@suse.de>
2482
2483         * varasm.c (output_constructor_regular_field): Compute zero-based
2484         index with double-ints.  Make sure to ICE instead of producing
2485         wrong code.
2486         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
2487         in asserts.  Properly use a signed type.
2488
2489 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2490
2491         * config/i386/sse.md (V): New mode iterator.
2492         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
2493         TARGET_SSE2.
2494         (V_256): Rename from AVX256MODE.
2495         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
2496         condition to all users.
2497         (VF1): Ditto.
2498         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
2499         condition to all users.
2500         (VF_128): Make V4SF mode unconditional.
2501         (VF_256): Rename from AVX256MODEF2P.
2502         (VI4F_128): Rename from SSEMODE4S.
2503         (VI8F_128): Rename from SSEMODE2D.
2504         (VI4F_256): Rename from AVX256MODE8P.
2505         (VI8F_256): Rename from AVX256MODE4P.
2506         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
2507         (ssescalarmodesuffix): Remove SF and DF modes.
2508         (SSEMODE124): Remove.
2509         (SSEMODE1248): Ditto.
2510         (SSEMODEF2P): Ditto.
2511         (AVXMODEF2P): Ditto.
2512         (AVXMODEFDP): Ditto.
2513         (AVXMODEFSP): Ditto.
2514         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
2515         unconditional.
2516         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
2517         unconditional.
2518         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
2519         xop_pcmov_<mode>256.  Use V mode iterator.
2520
2521         Adjust RTX patterns globally for renamed mode attributes.
2522
2523 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2524
2525         * haifa-sched.c (sched_emit_insn): Emit insn before first
2526         non-scheduled insn.  Inform back-end about new insn.  Add
2527         new insn to scheduled_insns list.
2528
2529 2011-05-02  Richard Guenther  <rguenther@suse.de>
2530
2531         PR tree-optimization/48822
2532         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
2533         (process_scc): Indicate which iteration we start.
2534
2535 2011-05-02  Jan Hubicka  <jh@suse.cz>
2536
2537         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
2538         (lto_section_overrun): New.
2539         * lto-section-out.c (append_block): Rename to ...
2540         (lto_append_block): ... this one; export.
2541         (lto_output_1_stream): Move lto lto-streamer.h
2542         (lto_output_data_stream): Update.
2543         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
2544         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
2545         functions.
2546
2547 2011-05-02  Richard Guenther  <rguenther@suse.de>
2548
2549         * tree.c (tree_code_counts): New global array.
2550         (record_node_allocation_statistics): Count individual tree codes.
2551         (dump_tree_statistics): Dump individual code stats.
2552
2553 2011-05-01  Jan Hubicka  <jh@suse.cz>
2554
2555         * ipa-inline.c (caller_growth_limits): Fix thinko when
2556         looking for largest stack frame.
2557         * ipa-inline.h (dump_inline_summary): Declare.
2558         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
2559         on stack usage.
2560         (dump_inline_summary): Export.
2561         (debug_inline_summary): Declare as DEBUG_FUNCTION.
2562
2563 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
2564
2565         * reginfo.c (memory_move_cost): Change rclass argument type form
2566         'enum reg_class' to reg_class_t.
2567         * reload.h (memory_move_cost): Update prototype.
2568         * postreload.c reload_cse_simplify_set): Change type dclass var to
2569         reg_class_t.
2570         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
2571         Update prototype.
2572         (ira_allocate_and_set_costs): Change aclass argument type form
2573         'enum reg_class' to reg_class_t.
2574         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
2575         Change aclass argument type to reg_class_t.
2576         (update_conflict_hard_reg_costs): Change type aclass and pref vars
2577         to reg_class_t.
2578         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
2579         memory_move_cost call.
2580
2581         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
2582         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
2583         Change type tmp var to reg_class_t.
2584
2585 2011-04-30  Jan Hubicka  <jh@suse.cz>
2586
2587         * ipa-inline.c (can_inline_edge_p): Disregard limits when
2588         inlining into function with flatten attribute.
2589         (want_inline_small_function_p): Be more realistic about inlining
2590         cold calls where callee size grows.
2591
2592 2011-04-30  Jan Hubicka  <jh@suse.cz>
2593
2594         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
2595         flags.
2596
2597 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
2598
2599         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
2600         PRINT_OPERAND_PUNCT_VALID_P): Remove.
2601         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
2602         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
2603         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2604         (print_operand): Rename to...
2605         (sparc_print_operand): ...this. Make static. Adjust
2606         sparc_print_operand function call.
2607         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
2608         functions.
2609
2610 2011-04-30  Jan Hubicka  <jh@suse.cz>
2611
2612         PR middle-end/48752
2613         * ipa-inline.c (early_inliner): Disable when doing late
2614         addition of function.
2615
2616 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
2617
2618         * dwarf2out.c (get_address_mode): New inline.
2619         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
2620         if not dwarf_strict emit
2621         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
2622         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
2623         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
2624         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
2625         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
2626         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
2627         mem_loc_descriptor callers.
2628         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
2629         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
2630         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
2631         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
2632         (base_types): New variable.
2633         (get_base_type_offset, calc_base_type_die_sizes,
2634         base_type_for_mode, mark_base_types, base_type_cmp,
2635         move_marked_base_types): New functions.
2636         (calc_die_sizes): Assert that die_offset is 0 or equal to
2637         next_die_offset.
2638         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
2639         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
2640         callers.  If not dwarf_strict, call mem_loc_descriptor even for
2641         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
2642         (gen_subprogram_die): Don't give up on call site parameters
2643         with non-integral or large integral modes.  Adjust
2644         mem_loc_descriptor callers.
2645         (prune_unused_types): Call prune_unused_types_mark on base_types
2646         vector entries.
2647         (resolve_addr): Call mark_base_types.
2648         (dwarf2out_finish): Call move_marked_base_types.
2649
2650         PR tree-optimization/48809
2651         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2652         type.
2653         (gen_inbound_check): Don't compute index_expr - range_min in utype
2654         again, instead reuse SSA_NAME initialized in build_arrays.
2655         Remove two useless gsi_for_stmt calls.
2656
2657 2011-04-29  Jeff Law  <law@redhat.com>
2658
2659         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
2660
2661 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2662
2663         * cgraph.h (cgraph_postorder): Remove declaration.
2664         * ipa-utils.h (ipa_free_postorder_info): Declare.
2665         (ipa_reverse_postorder): Likewise.
2666         * cgraphunit.c: Include ipa-utils.h.
2667         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
2668         * ipa-inline.c: Include ipa-utils.h.
2669         (ipa_inline): Update call to ipa_reverse_postorder.
2670         * ipa-pure-const.c (propagate_pure_const): Update call to
2671         ipa_reduced_postorder and ipa_print_order.  Call
2672         ipa_free_postorder_info to clean up.
2673         (propagate_nothrow): Likewise.
2674         * ipa-reference.c (propagate): Removed a useless call to
2675         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
2676         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
2677         * ipa.c: Include ipa-utils.h.
2678         (ipa_profile): Update call to ipa_reverse_postorder.
2679         (cgraph_postorder): Moved to...
2680         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
2681         (ipa_utils_print_order): Renamed to ipa_print_order.
2682         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
2683         comments.
2684         (ipa_free_postorder_info): New function.
2685         * passes.c: Include ipa-utils.h.
2686         (do_per_function_toporder): Update call to ipa_reverse_postorder.
2687         (ipa_write_summaries): Likewise.
2688         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
2689         (cgraphunit.o): Likewise.
2690         (ipa.o): Likewise.
2691         (ipa-inline.o): Likewise.
2692
2693 2011-04-29  Jan Hubicka  <jh@suse.cz>
2694
2695         * gcc.dg/tree-ssa/inline-10.c: New testcase.
2696         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
2697         * ipa-inline.h (clause_t): Turn into unsigned int.
2698         * ipa-inline-analysis.c (add_clause): Do more simplification.
2699         (and_predicates): Shortcut more cases.
2700         (predicates_equal_p): Move forward; check that clauses are properly
2701         ordered.
2702         (or_predicates): Shortcut more cases.
2703         (edge_execution_predicate): Rewrite as...
2704         (set_cond_stmt_execution_predicate): ... this function; handle
2705         __builtin_constant_p.
2706         (set_switch_stmt_execution_predicate): New .
2707         (compute_bb_predicates): New.
2708         (will_be_nonconstant_predicate): Update TODO.
2709         (estimate_function_body_sizes): Use compute_bb_predicates
2710         and free them later, always try to estimate if stmt is constant.
2711         (estimate_time_after_inlining, estimate_size_after_inlining):
2712         Gracefully handle optimized out edges.
2713         (read_predicate): Fix off by one error.
2714
2715 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
2716
2717         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
2718
2719 2011-04-27  Xinliang David Li  <davidxl@google.com>
2720
2721         * tree-profile.c (init_ic_make_global_vars): Set
2722         tls attribute on ic vars.
2723         * coverage.c (coverage_end_function): Initialize
2724         function_list with zero.
2725
2726 2011-04-29  Richard Guenther  <rguenther@suse.de>
2727
2728         * builtins.c (fold_builtin_classify_type): Use integer_type_node
2729         for the type of the result.
2730         (fold_builtin_isascii): Likewise.
2731         (fold_builtin_toascii): Use integer_type_node where appropriate.
2732         (fold_builtin_logb): Likewise.
2733         (fold_builtin_frexp): Likewise.
2734         (fold_builtin_strstr): Likewise.
2735         (fold_builtin_strpbrk): Likewise.
2736         (fold_builtin_fputs): Likewise.
2737         (fold_builtin_sprintf): Likewise.
2738         (fold_builtin_snprintf): Likewise.
2739         (fold_builtin_printf): Likewise.
2740         (do_mpfr_remquo): Use a proper type for the assigned constant.
2741         (do_mpfr_lgamma_r): Likewise.
2742         * dwarf2out.c (resolve_one_addr): Use size_int.
2743         * except.c (init_eh): Likewise.
2744         (assign_filter_values): Use integer_type_node for filter values.
2745         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
2746         indices.
2747         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
2748         for EH region numbers.
2749         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
2750         for the shift amount.
2751
2752 2011-04-29  Richard Guenther  <rguenther@suse.de>
2753
2754         * expr.h (expand_shift): Rename to ...
2755         (expand_variable_shift): ... this.
2756         (expand_shift): Take a constant shift amount.
2757         * expmed.c (expand_shift): Rename to ...
2758         (expand_variable_shift): ... this.
2759         (expand_shift): New wrapper around expand_variable_shift.
2760         * expr.c (convert_move, emit_group_load_1, emit_group_store,
2761         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
2762         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
2763         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
2764         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
2765         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
2766         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
2767         emit_store_flag_1, emit_store_flag): Likewise.
2768         * builtins.c (expand_builtin_signbit): Likewise.
2769         * calls.c (load_register_parameters): Likewise.
2770         * function.c (assign_parm_setup_block): Likewise.
2771         * lower-subreg.c (resolve_shift_zext): Likewise.
2772         * optabs.c (widen_bswap, expand_abs_nojump,
2773         expand_one_cmpl_abs_nojump, expand_float): Likewise.
2774         * spu/spu.c (spu_expand_extv): Likewise.
2775         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
2776
2777 2011-04-29  Richard Guenther  <rguenther@suse.de>
2778
2779         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
2780         for the remapped region number.
2781         * predict.c (build_predict_expr): Use integer_type_node for the
2782         predict kind.
2783         * fold-const.c (fold_binary_loc): Use integer_type_node for
2784         the shift amount.  Use a proper type for the PLUS_EXPR operand.
2785
2786 2011-04-29  Michael Matz  <matz@suse.de>
2787
2788         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
2789         other trees that just builtins.
2790         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
2791
2792 2011-04-29  Richard Guenther  <rguenther@suse.de>
2793
2794         * tree-nested.c (get_trampoline_type): Use size_int.
2795         (get_nl_goto_field): Likewise.
2796         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
2797         for all indexes.
2798         (lower_eh_constructs_2): Likewise.
2799         (lower_resx): Likewise.
2800         (lower_eh_dispatch): Likewise.
2801         * tree-mudflap.c (mf_build_string): Use size_int.
2802         (mudflap_register_call): Use integer_type_node for the flag.
2803         (mudflap_enqueue_constant): Use size_int.
2804         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
2805         instead of rebuilding it.
2806
2807 2011-04-29  Richard Guenther  <rguenther@suse.de>
2808
2809         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
2810         Handle OBJ_TYPE_REF.
2811         (find_func_aliases_for_call): Use it more consistently.
2812
2813 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
2814
2815         * haifa-sched.c (last_nondebug_scheduled_insn): New.
2816         (rank_for_schedule): Use it.
2817         (schedule_block): Set it.
2818
2819 2011-04-28  David Li  <davidxl@google.com>
2820
2821         * tree.c (crc32_string): Use crc32_byte.
2822         (crc32_byte): New function.
2823         * tree.h (crc32_byte): New function.
2824         * gcov.c (read_graph_file): Handle new cfg_cksum.
2825         (read_count_file): Ditto.
2826         * profile.c (instrument_values): Ditto.
2827         (get_exec_counts): Ditto.
2828         (read_profile_edge_counts): Ditto.
2829         (compute_branch_probabilities): Ditto.
2830         (compute_value_histograms): Ditto.
2831         (branch_prob): Ditto.
2832         (end_branch_prob): Ditto.
2833         * coverage.c (read_counts_file): Ditto.
2834         (get_coverage_counts): Ditto.
2835         (tree_coverage_counter_addr): Ditto.
2836         (coverage_checksum_string): Ditto.
2837         (coverage_begin_output): Ditto.
2838         (coverage_end_function): Ditto.
2839         (build_fn_info_type): Ditto.
2840         (build_fn_info_value): Ditto.
2841         * libgcov.c (gcov_exit): Ditto.
2842         * gcov-dump.c (tag_function): Ditto.
2843         (compute_checksum): Remove.
2844
2845 2011-04-29  Alan Modra  <amodra@gmail.com>
2846
2847         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2848         unspec plus offset.  Tidy macho code.
2849
2850 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2851
2852         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
2853         node instead of a decl.  Update all callers.
2854         * cgraph.h: Update declaration.
2855
2856 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
2857
2858         PR tree-optimization/48765
2859         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
2860         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
2861         to indicate if loop aware SLP is being used.  Scan the statements
2862         and update the vectorization factor according to the type of
2863         vectorization before statement analysis.
2864         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
2865         pass it to vect_analyze_loop_operations.
2866         (vectorizable_reduction): Set number of copies to 1 in case of pure
2867         SLP statement.
2868         * tree-vect-stmts.c (vectorizable_conversion,
2869         vectorizable_assignment, vectorizable_shift,
2870         vectorizable_operation, vectorizable_type_demotion,
2871         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
2872         Likewise.
2873         (vectorizable_condition): Move the check that it is not SLP
2874         vectorization before the number of copies check.
2875         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
2876         to vectorize the loop using SLP.
2877
2878 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
2879
2880         PR middle-end/48597
2881         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2882         inline asm.
2883
2884 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
2885
2886         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
2887         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
2888         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2889         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2890         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
2891         linux*.h headers.
2892         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
2893         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2894         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2895         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2896         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2897         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
2898         REG_NAME.
2899         * config/i386/linux.h (REG_NAME): Don't define.
2900         * config/i386/linux64.h (REG_NAME): Don't define.
2901         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
2902         Undefine before defining.
2903
2904 2011-04-28  Jan Hubicka  <jh@suse.cz>
2905
2906         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
2907         nonconstant_names array.
2908         (estimate_function_body_sizes): Build nonconstant_names array; handle
2909         BUILT_IN_CONSTANT_P.
2910
2911 2011-04-28  Richard Guenther  <rguenther@suse.de>
2912
2913         PR bootstrap/48804
2914         Revert
2915         2011-04-28  Richard Guenther  <rguenther@suse.de>
2916
2917         * tree-ssa-structalias.c (solve_constraints): Build succ graph
2918         as late as possible.
2919
2920 2011-04-28  Richard Guenther  <rguenther@suse.de>
2921
2922         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
2923         (debug_constraint): Do it here.
2924         (dump_constraints): And here.
2925         (rewrite_constraints): And here.
2926         (dump_constraint_edge): Remove.
2927         (dump_constraint_graph): Rewrite to produce DOT output.
2928         (solve_constraints): Build succ graph as late as possible.
2929         Dump constraint graphs before and after solving.
2930
2931 2011-04-28  Richard Guenther  <rguenther@suse.de>
2932
2933         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2934         New function split out from ...
2935         (find_func_aliases): ... here.  Call it.
2936         (find_func_aliases_for_call): Likewise.
2937
2938 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2939
2940         * internal-fn.h (internal_fn_name_array): Declare.
2941         (internal_fn_flags_array): Likewise.
2942
2943 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2944
2945         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
2946         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
2947         Move from sse.md.
2948         (ssemodefsuffix): Remove.
2949         (ssevecmodesuffix): New mode attribute.
2950         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
2951         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2952         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2953         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2954         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
2955         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
2956         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
2957         ssemodesuffix mode attribute.
2958         (float splitters): Use ssevecmodesuffix mode attribute.
2959         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
2960         (sseinsmode): Rename from avxvecmode.
2961         (avxsizesuffix): Rename from avxmodesuffix.
2962         (sseintvecmode): Rename from avxpermvecmode.
2963         (ssedoublevecmode): Rename from ssedoublesizemode.
2964         (ssehalfvecmode): Rename from avxhalfvecmode.
2965         (ssescalarmode): Rename from avxscalarmode.
2966         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
2967         templates for ssemodesuffix mode attribute.
2968         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
2969         mode attribute.
2970
2971         Adjust RTX patterns globally for renamed mode attributes.
2972
2973 2011-04-27  Jan Hubcika  <jh@suse.cz>
2974
2975         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
2976         * ipa-inline-analysis.c: Include alloc-pool.h.
2977         (edge_predicate_pool): New.
2978         (trye_predicate_p): New function
2979         (false_predicate_p): New function.
2980         (add_clause): Sanity check that false clauses are "optimized";
2981         never add clauses to predicate that is already known to be false.
2982         (and_predicate): Use flase_predicate_p.
2983         (evaulate_predicate): Rename to ...
2984         (evaluate_predicate): ... this one; update all callers; assert
2985         that false is not listed among possible truths.
2986         (dump_predicate): Use true_predicate_p.
2987         (account_size_time): Use false_predicate_p.
2988         (evaulate_conditions_for_edge): Rename to ...
2989         (evaluate_conditions_for_edge) ... this one.
2990         (edge_set_predicate): New function.
2991         (inline_edge_duplication_hook): Duplicate edge predicates.
2992         (inline_edge_removal_hook): Free edge predicates.
2993         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
2994         (dump_inline_summary): Update.
2995         (estimate_function_body_sizes): Set edge predicates.
2996         (estimate_calls_size_and_time): Handle predicates.
2997         (estimate_callee_size_and_time): Update.
2998         (remap_predicate): Add toplev_predicate; update comment.
2999         (remap_edge_predicates): New function.
3000         (inline_merge_summary): Compute toplev predicate; update.
3001         (read_predicate): New function.
3002         (read_inline_edge_summary): Use it.
3003         (inline_read_section): Likewise.
3004         (write_predicate): New function.
3005         (write_inline_edge_summary): Use it.
3006         (inline_write_summary): Likewise.
3007         (inline_free_summary): Free alloc pool and edge summary vec.
3008
3009 2011-04-27  Richard Guenther  <rguenther@suse.de>
3010
3011         * tree-ssa-structalias.c (changed_count): Remove.
3012         (changed): Use a bitmap.
3013         (unify_nodes): Adjust.
3014         (do_sd_constraint): Likewise.
3015         (do_ds_constraint): Likewise.
3016         (do_complex_constraint): Likewise.
3017         (solve_graph): Likewise.
3018
3019 2011-04-27  Jan Hubicka  <jh@suse.cz>
3020
3021         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
3022
3023 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
3024
3025         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
3026         (avx_vperm2f128_*_operand): Ditto.
3027         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
3028         Use avx_vpermilp_parallel in insn condition.
3029         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
3030         Use avx_vperm2f128_parallel in insn condition.
3031
3032 2011-04-27  Richard Guenther  <rguenther@suse.de>
3033
3034         * Makefile.in (tree-ssa-structalias.o): Remove
3035         gt-tree-ssa-structalias.h dependency.
3036         (GTFILES): Remove tree-ssa-structalias.c.
3037         * tree.c (allocate_decl_uid): New function.
3038         (make_node_stat): Use it.
3039         (copy_node_stat): Likewise.
3040         * tree.h (allocate_decl_uid): Declare.
3041         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
3042         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
3043         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
3044         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
3045         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
3046         (struct heapvar_map): Likewise.
3047         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
3048         heapvar_insert): Likewise.
3049         (make_heapvar_for): Rename to ...
3050         (make_heapvar): ... this.  Simplify.
3051         (fake_var_decl_obstack): New global var.
3052         (build_fake_var_decl): New function.
3053         (make_constraint_from_heapvar): Adjust.
3054         (handle_lhs_call): Likewise.
3055         (create_function_info_for): Likewise.
3056         (intra_create_variable_infos): Likewise.
3057         (init_alias_vars): Allocate fake_var_decl_obstack.
3058         (init_alias_heapvars, delete_alias_heapvars): Remove.
3059         (compute_points_to_sets): Do not call init_alias_heapvars.
3060         (ipa_pta_execute): Likewise.
3061         (delete_points_to_sets): Free fake_var_decl_obstack.
3062
3063 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3064
3065         * config/spu/divmovti4.c (union qword_UTItype): New data type.
3066         (si_from_UTItype, si_to_UTItype): New functions.
3067         (__udivmodti4): Use them to implement type-punning.
3068         * config/spu/multi3.c (union qword_TItype): New data type.
3069         (si_from_TItype, si_to_TItype): New functions.
3070         (__multi3): Use them to implement type-punning.
3071
3072 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3073
3074         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
3075
3076 2011-04-27  Jan Hubicka  <jh@suse.cz>
3077
3078         * ipa-prop.c (function_insertion_hook_holder): New holder.
3079         (ipa_add_new_function): New function.
3080         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
3081         Register/deregister holder.
3082
3083 2011-04-27  Richard Guenther  <rguenther@suse.de>
3084
3085         PR tree-optimization/48772
3086         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
3087
3088 2011-04-27  Richard Guenther  <rguenther@suse.de>
3089
3090         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
3091         TARGET_MEM_REF handling.
3092
3093 2011-04-27  Nick Clifton  <nickc@redhat.com>
3094
3095         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
3096         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
3097         (REG_CLASS_NAMES): Likewise.
3098         (REG_CLASS_CONTENTS): Likewise.
3099         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
3100         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
3101         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
3102         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
3103         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
3104         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
3105         duplicate register classes.
3106         (frv_class_likely_spilled_p): Likewise.
3107         (frv_register_move_cost): Likewise.
3108
3109         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
3110         end of the regno_reg_class array.
3111
3112 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
3113
3114         PR c/48742
3115         * c-typeck.c (build_binary_op): Don't wrap arguments if
3116         int_operands is true.
3117
3118 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
3119
3120         PR target/48767
3121         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
3122         targetm.calls.must_pass_in_stack for void type.
3123
3124 2011-04-26  Jan Hubicka  <jh@suse.cz>
3125
3126         * cgraphbuild.c (build_cgraph_edges): Update call
3127         of cgraph_create_edge and cgraph_create_indirect_edge.
3128         * cgraph.c (cgraph_create_edge_including_clones,
3129         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
3130         cgraph_update_edges_for_call_stmt_node): Do not take nest
3131         argument; do not initialize call_stmt_size/time.
3132         (dump_cgraph_node): Do not dump nest.
3133         (cgraph_clone_edge): Do not take loop_nest argument;
3134         do not propagate it; do not clone call_stmt_size/time.
3135         (cgraph_clone_node): Likewise.
3136         (cgraph_create_virtual_clone): Update.
3137         * cgraph.h (struct cgraph_edge): Remove
3138         call_stmt_size/call_stmt_time/loop_nest.
3139         (cgraph_create_edge, cgraph_create_indirect_edge,
3140         cgraph_create_edge_including_clones, cgraph_clone_node): Update
3141         prototype.
3142         * tree-emutls.c (gen_emutls_addr): Update.
3143         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
3144         loop_nest; handle indirect calls, too.
3145         (clone_inlined_nodes): Do not care about updating inline summaries.
3146         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
3147         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
3148         stream call_stmt_size/call_stmt_time/loop_nest.
3149         * ipa-inline.c (edge_badness): Update.
3150         (ipa_inline): dump summaries after inlining.
3151         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
3152         New.
3153         (inline_edge_summary): New function.
3154         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
3155         (inline_edge_removal_hook): Handle edge summaries.
3156         (inline_edge_duplication_hook): New hook.
3157         (inline_summary_alloc): Alloc hooks.
3158         (initialize_growth_caches): Do not register removal hooks.
3159         (free_growth_caches); Do not free removal hook.
3160         (dump_inline_edge_summary): New function.
3161         (dump_inline_summary): Use it.
3162         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
3163         (inline_update_callee_summaries): New function.
3164         (inline_merge_summary): Use it.
3165         (do_estimate_edge_time, do_estimate_edge_growth): Update.
3166         (read_inline_edge_summary): New function.
3167         (inline_read_section): Use it.
3168         (write_inline_edge_summary): New function.
3169         (inline_write_summary): Use it.
3170         (inline_free_summary): Free edge new holders.
3171         * tree-inline.c (copy_bb): Update.
3172
3173 2011-04-26  Jason Merrill  <jason@redhat.com>
3174
3175         * tree-eh.c (lower_try_finally_switch): Create the label along with
3176         the CASE_LABEL_EXPR.
3177
3178 2011-04-26  David S. Miller  <davem@davemloft.net>
3179             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3180
3181         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
3182         * configure: Regenerate.
3183
3184 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
3185
3186         PR target/48258
3187         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
3188         reduction.
3189         (VEC_reduc): New code iterator and splitters for vector reduction.
3190         (VEC_reduc_name): Ditto.
3191         (VEC_reduc_rtx): Ditto.
3192         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
3193         (reduc_<VEC_reduc_name>_v4sf): Ditto.
3194
3195         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3196         support for extracting SF on VSX.
3197
3198         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
3199         generating xscvspdp.
3200         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
3201         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
3202         double add, minimum, maximum vector reduction.
3203         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
3204         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
3205         optimize double vector reduction.
3206         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
3207
3208 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
3209
3210         * config/fr30/fr30.h (inhibit_libc): Don't define.
3211         * config/m32r/m32r-protos.h: Correct comment.
3212         * config/v850/v850.h (GHS_default_section_names,
3213         GHS_current_section_names): Use tree, not union tree_node *.
3214
3215 2011-04-26  Xinliang David Li  <davidxl@google.com>
3216
3217         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
3218         * c-family/c-opts.c (c_common_handle_option): Set
3219         warn_maybe_uninitialized.
3220         * opts.c (common_handle_option): Ditto.
3221         * common.opt:  New option.
3222         * tree-ssa.c (warn_uninit): Add one more parameter.
3223         (warn_uninitialized_var): Pass warning code.
3224         * tree-flow.h: Interface change.
3225
3226
3227 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3228
3229         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
3230         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
3231         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
3232
3233 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3234
3235         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
3236         * config/mips/mips.opt (mmips-tfile): Remove.
3237
3238         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
3239         mips-tdump reference to ...
3240         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
3241         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
3242         reference by Tru64 UNIX.
3243
3244 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
3245
3246         PR debug/48768
3247         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
3248         is error_mark_node, set value to NULL.
3249
3250         PR tree-optimization/48734
3251         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
3252         if return value from maybe_fold_*_comparsions isn't something
3253         the code is prepared to handle.
3254
3255 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
3256
3257         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
3258         mode check.
3259         (ext_QIreg_nomode_operands): Remove.
3260         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
3261         (*andsi_1): Ditto.
3262         (*andhi_1): Ditto.
3263
3264 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
3265
3266         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
3267
3268 2011-04-26  Richard Guenther  <rguenther@suse.de>
3269
3270         * c-typeck.c (build_unary_op): Do not expand array-refs via
3271         pointer arithmetic.  Only adjust qualifiers for function types.
3272
3273 2011-04-26  Richard Guenther  <rguenther@suse.de>
3274
3275         PR middle-end/48694
3276         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
3277         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
3278         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
3279         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
3280
3281 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
3282
3283         * doc/extend.texi: Document __underlying_type.
3284
3285 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
3286
3287         * config/rs6000/titan.md (automata_option "progress"): Remove.
3288
3289 2011-04-25  Jeff Law  <law@redhat.com>
3290
3291         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
3292
3293 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
3294
3295         * system.h (ENUM_BITFIELD): Remove.
3296
3297 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
3298             Eric Botcazou  <ebotcazou@adacore.com>
3299
3300         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
3301         for STORE_FLAG_VALUE==-1 case.
3302
3303 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
3304
3305         PR target/43804
3306         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
3307         LEGITIMATE_PIC_OPERAND_P.
3308
3309 2011-04-24  Jan Hubicka  <jh@suse.cz>
3310
3311         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
3312         WPA hack.
3313         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
3314         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
3315         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
3316         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
3317         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
3318         Sanity check predicate length.
3319         (remap_predicate): Likewise; sanity check jump functions.
3320         (inline_read_section, inline_write_summary): Sanity check
3321         predicate length.
3322
3323 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
3324
3325         PR other/48748
3326         * doc/extend.texi (Type Traits): Document __is_standard_layout,
3327         __is_literal_type, and __is_trivial; update throughout about
3328         possibly cv-qualified void types.
3329
3330 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
3331
3332         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
3333         testsuite and make it version agnostic.
3334
3335 2011-04-22  Jan Hubicka  <jh@suse.cz>
3336
3337         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
3338
3339 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
3340
3341         PR c/48685
3342         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
3343         to VOID_TYPE even around MODIFY_EXPR.
3344
3345 2011-04-22  Mike Stump  <mikestump@comcast.net>
3346
3347         * gensupport.c (read_md_rtx): Fix typo in comment.
3348         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
3349         comment.
3350
3351 2011-04-22  Jan Hubicka  <jh@suse.cz>
3352
3353         * gengtype.c (open_base_files): Add ipa-inline.h include.
3354         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
3355         ipa-prop.c; update all uses.
3356         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
3357         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
3358         merge summary of inlined function into former caller.
3359         * ipa-inline.c (max_benefit): Remove.
3360         (edge_badness): Compensate for removal of benefits.
3361         (update_caller_keys): Use
3362         reset_node_growth_cache/reset_edge_growth_cache.
3363         (update_callee_keys): Likewise.
3364         (update_all_callee_keys): Likewise.
3365         (inline_small_functions): Do not collect max_benefit; do not reset
3366         estimated_growth; call free_growth_caches and initialize_growth_caches.
3367         * ipa-inline.h (struct condition, type clause_t, struct predicate,
3368         struct size_time_entry): New structures.
3369         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
3370         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
3371         and estimated_growth.
3372         (edge_growth_cache_entry): New structure.
3373         (node_growth_cache, edge_growth_cache): New global vars.
3374         (estimate_growth): Turn into inline.
3375         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
3376         initialize_growth_caches, free_growth_caches): Declare.
3377         (estimate_edge_growth): Rewrite.
3378         (estimate_edge_time): Implement as inline cache lookup.
3379         (reset_node_growth_cache, reset_edge_growth_cache): New inline
3380         functions.
3381         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
3382         (NUM_CONDITIONS): New constant.
3383         (predicate_conditions): New enum.
3384         (IS_NOT_CONSTANT): New constant.
3385         (edge_removal_hook_holder): New var.
3386         (node_growth_cache, edge_growth_cache): New global vars.
3387         (true_predicate, single_cond_predicate, false_predicate,
3388         not_inlined_predicate, add_condition, add_clause, and_predicates,
3389         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
3390         dump_clause, dump_predicate, account_size_time,
3391         evaulate_conditions_for_edge): New functions.
3392         (inline_summary_alloc): Move to heap.
3393         (inline_node_removal_hook): Clear condition and entry vectors.
3394         (inline_edge_removal_hook): New function.
3395         (initialize_growth_caches, free_growth_caches): New function.
3396         (dump_inline_summary): Update.
3397         (edge_execution_predicate): New function.
3398         (will_be_nonconstant_predicate): New function.
3399         (estimate_function_body_sizes): Compute BB and constantness predicates.
3400         (compute_inline_parameters): Do not clear estimated_growth.
3401         (estimate_edge_size_and_time): New function.
3402         (estimate_calls_size_and_time): New function.
3403         (estimate_callee_size_and_time): New function.
3404         (remap_predicate): New function.
3405         (inline_merge_summary): New function.
3406         (do_estimate_edge_time): New function based on...
3407         (estimate_edge_time): ... this one.
3408         (do_estimate_edge_growth): New function.
3409         (do_estimate_growth): New function based on....
3410         (estimate_growth): ... this one.
3411         (inline_analyze_function): Analyze after deciding on jump functions.
3412         (inline_read_section): New function.
3413         (inline_read_summary): Use it.
3414         (inline_write_summary): Write all the new data.
3415         * ipa-prop.c (ipa_get_param_decl_index): Export.
3416         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
3417         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
3418         Declare.
3419         (ipa_get_lattice): Move here from ipa-cp.c
3420         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
3421         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
3422         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
3423         cgraph_edge_inlinable_p): Remove.
3424         * cgraphunit.c: Include ipainline.h
3425         (cgraph_process_new_functions): Update call of
3426         compute_inline_parameters.
3427
3428 2011-04-22  Richard Guenther  <rguenther@suse.de>
3429
3430         * tree.c (build_int_cst): Properly create canonicalized integer
3431         constants.
3432         (build_int_cst_type): Remove scary comments.
3433
3434 2011-04-22  Xinliang David Li  <davidxl@google.com>
3435
3436         * toplev.c (process_options): Enable -Werror=coverage-mismatch
3437         by default when -Wno-error is not specified.
3438         * opts-global.c (decode_options): Remove call to
3439         control_warning_options.
3440
3441 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
3442
3443         PR tree-optimization/48717
3444         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
3445         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
3446
3447 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
3448
3449         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
3450         definition where used.
3451
3452 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
3453
3454         PR c/48716
3455         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
3456         TREE_STATIC variables declared inside of some OpenMP construct.
3457
3458 2011-04-22  Martin Jambor  <mjambor@suse.cz>
3459
3460         PR middle-end/48585
3461         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
3462
3463 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
3464
3465         PR c/36750
3466         * c-typeck.c (pop_init_level): Do not warn about initializing
3467         with ` = {0}'.
3468
3469 2011-04-22  Alan Modra  <amodra@gmail.com>
3470
3471         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
3472         when returning call_cookie.
3473         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
3474         pointers, to functions with no more vector args than the current
3475         function, and some non-local calls for ABI_V4.
3476         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
3477         sibcall_nonlocal_aix64): Combine to ..
3478         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
3479         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
3480         (sibcall_value_nonlocal_aix<mode>): ..likewise.
3481         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
3482         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
3483         operand.
3484         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
3485         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
3486         sibcall_value_symbolic_64): Delete.
3487
3488 2011-04-21  Xinliang David Li  <davidxl@google.com>
3489
3490         * cgraph.h: Remove pid.
3491         * cgraph.c: Remove pid.
3492         * value-prof.c (init_node_map): New function.
3493         (del_node_map): New function.
3494         (find_func_by_funcdef_no): New function.
3495         (gimple_ic_transform): Call new function.
3496         * cgraphunit.c (cgraph_finalize_function): Remove pid.
3497         * function.c (get_last_funcdef_no): New function.
3498         * function.h (get_last_funcdef_no): New function.
3499         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
3500         to libgcov function.
3501         (tree-profiling): Call node map init and delete function.
3502
3503 2011-04-21  Ian Lance Taylor  <iant@google.com>
3504
3505         * godump.c (go_format_type): Use exported Go name for anonymous
3506         field name.
3507
3508 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3509
3510         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
3511         Call builtin_function_type_list instead of builtin_function_type.
3512         (UNARY, BINARY, TRINARY, QUAD): Likewise.
3513
3514 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3515
3516         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
3517         build_function_type_list instead of build_function_type.
3518         Delete variable `endlink'.
3519
3520 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3521
3522         * config/s390/s390.c (s390_init_builtins): Call
3523         build_function_type_list instead of build_function_type.
3524
3525 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3526
3527         * config/ia64/ia64.c (ia64_init_builtins): Call
3528         build_function_type_list instead of builtin_function_type.
3529
3530 2011-04-21  Easwaran Raman  <eraman@google.com>
3531
3532         * cfgexpand.c (stack_var): Remove OFFSET...
3533         (add_stack_var): ...and its reference here...
3534         (expand_stack_vars): ...and here.
3535         (stack_var_cmp): Sort by descending order of size.
3536         (partition_stack_vars): Change heuristic.
3537         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
3538         (dump_stack_var_partition): Add newline after each partition.
3539
3540 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
3541             Jeff Law  <law@redhat.com>
3542
3543         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
3544         * gengtype.c (matching_file_name_substitute): Likewise.
3545
3546 2011-04-21  Richard Guenther  <rguenther@suse.de>
3547
3548         PR lto/48703
3549         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
3550
3551 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
3552
3553         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
3554
3555 2011-04-21  Richard Guenther  <rguenther@suse.de>
3556
3557         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
3558         file name.
3559
3560 2011-04-21  Richard Guenther  <rguenther@suse.de>
3561
3562         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3563         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
3564         Use DECL_P, not SSA_VAR_P.
3565         (ptr_derefs_may_alias_p): Likewise.
3566         (ptr_deref_may_alias_ref_p_1): Likewise.
3567         (decl_refs_may_alias_p): Likewise.
3568         (refs_may_alias_p_1): Likewise.
3569         (ref_maybe_used_by_call_p_1): Likewise.
3570         (call_may_clobber_ref_p_1): Likewise.
3571         (indirect_ref_may_alias_decl_p): Assume indirect refrences
3572         are either MEM_REF or TARGET_MEM_REF.
3573         (indirect_refs_may_alias_p): Likewise.
3574         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
3575         for MEM_EXPR of indirect calls.
3576
3577 2011-04-21  Tristan Gingold  <gingold@adacore.com>
3578
3579         * vmsdbgout.c (write_srccorr): Compute file length from the string.
3580         (dst_file_info_struct): Remove flen field.
3581         (lookup_filename): Remove code that set flen field.
3582
3583 2011-04-21  Tristan Gingold  <gingold@adacore.com>
3584
3585         * config/ia64/ia64.c (ia64_start_function): Add a guard.
3586
3587 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
3588
3589         PR target/48708
3590         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
3591         vec_extract and vec_concat for non-SSE4_1 targets.
3592
3593 2011-04-21  Richard Guenther  <rguenther@suse.de>
3594
3595         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
3596         return statements.
3597
3598 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3599
3600         * config/i386/cygming.h (union tree_node, TREE): Don't define or
3601         undefine.
3602         (FILE): Don't undefine.
3603
3604 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3605
3606         * config/alpha/alpha.c (struct machine_function): Use rtx, not
3607         struct rtx_def *.
3608         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
3609         struct rtx_def *.
3610         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
3611         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
3612         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
3613         rtx_def *.
3614         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
3615         definitions where used.
3616         * config/microblaze/microblaze.h (struct microblaze_args): Use
3617         rtx, not struct rtx_def *.
3618         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
3619         rtx_def *.
3620         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
3621         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
3622         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
3623         not struct rtx_def *.
3624         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
3625         struct rtx_def *.
3626         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
3627         rtx_def *.
3628         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
3629
3630 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3631
3632         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
3633         operand_equal_p to compare DR_BASE_ADDRESSes.
3634         (vect_check_interleaving): Likewise.
3635
3636 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3637
3638         PR target/46329
3639         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
3640         for all Neon struct constants.
3641
3642 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3643
3644         * target.def (legitimate_constant_p): New hook.
3645         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
3646         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
3647         * doc/tm.texi: Regenerate.
3648         * hooks.h (hook_bool_mode_rtx_true): Declare.
3649         * hooks.c (hook_bool_mode_rtx_true): Define.
3650         * system.h (LEGITIMATE_CONSTANT_P): Poison.
3651         * calls.c (precompute_register_parameters): Replace uses of
3652         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
3653         (emit_library_call_value_1): Likewise.
3654         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
3655         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
3656         * ira-costs.c (scan_one_insn): Likewise.
3657         * recog.c (general_operand, immediate_operand): Likewise.
3658         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
3659         * reload1.c (init_eliminable_invariants): Likewise.
3660
3661         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
3662         mode argument.
3663         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
3664         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
3665         argument.
3666         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3667         * config/alpha/predicates.md (input_operand): Update call to
3668         alpha_legitimate_constant_p.
3669
3670         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
3671         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
3672         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
3673         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3674         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
3675         (arm_legitimate_constant_p): New functions.
3676         (arm_cannot_force_const_mem): Make static.
3677
3678         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
3679
3680         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
3681         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
3682         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
3683         instead of bfin_legitimate_constant_p.
3684         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
3685         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3686
3687         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
3688
3689         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
3690
3691         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
3692         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
3693         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3694         (frv_legitimate_constant_p): Make static.  Add a mode argument.
3695
3696         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
3697         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
3698         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
3699
3700         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
3701         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
3702         * config/i386/i386.c (legitimate_constant_p): Rename to...
3703         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
3704         argument.
3705         (ix86_cannot_force_const_mem): Update accordingly.
3706         (ix86_legitimate_address_p): Likewise.
3707         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3708         * config/i386/i386.md: Update commentary.
3709
3710         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
3711         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
3712         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3713         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
3714
3715         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
3716
3717         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
3718         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
3719         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3720         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
3721
3722         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
3723         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
3724         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
3725
3726         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
3727         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3728         (m32r_legitimate_constant_p): New function.
3729
3730         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
3731         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
3732         LEGITIMATE_CONSTANT_P.
3733         (LEGITIMATE_CONSTANT_P): Delete.
3734         * config/m68k/m68k.c (m68k_expand_prologue): Call
3735         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
3736         (m68k_legitimate_constant_p): New function.
3737         * config/m68k/m68k.md: Update comments.
3738
3739         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
3740         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3741         (mcore_legitimate_constant_p): New function.
3742
3743         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
3744         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
3745         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
3746         Add a mode argument.
3747         (mep_legitimate_address): Update accordingly.
3748         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3749
3750         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
3751         Delete.
3752         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
3753         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
3754         static.  Check OP's mode for VOIDmode.
3755         (microblaze_legitimate_constant_p): New function.
3756         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3757
3758         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
3759         * config/mips/mips.c (mips_legitimate_constant_p): New function.
3760         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
3761         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3762         * config/mips/predicates.md: Update comments.
3763
3764         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
3765         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
3766         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3767         (mmix_legitimate_constant_p): Make static, return a bool, and take
3768         a mode argument.
3769         (mmix_print_operand_address): Update accordingly.
3770
3771         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
3772         Delete.
3773         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
3774         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
3775         static.  Add a mode argument.
3776         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3777
3778         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
3779
3780         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
3781         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3782         (pa_legitimate_constant_p): New function.
3783
3784         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
3785
3786         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
3787         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3788         (pdp11_legitimate_constant_p): New function.
3789
3790         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
3791         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3792         (rs6000_legitimate_constant_p): New function.
3793
3794         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
3795         (rx_legitimate_constant_p): ...this.
3796         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
3797         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
3798         (rx_legitimate_constant_p): ...this.
3799         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3800         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
3801
3802         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
3803         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
3804         * config/s390/s390.c (legitimate_constant_p): Rename to...
3805         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
3806         and add a mode argument.
3807         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3808
3809         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
3810
3811         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
3812         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3813         (sh_legitimate_constant_p): New function.
3814
3815         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
3816         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
3817         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3818         (legitimate_constant_p): Rename to...
3819         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
3820         argument.
3821         (constant_address_p): Update accordingly.
3822
3823         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
3824         argument and return a bool.
3825         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
3826         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3827         (spu_legitimate_constant_p): Add a mode argument and return a bool.
3828         (spu_rtx_costs): Update accordingly.
3829         * config/spu/predicates.md (vec_imm_operand): Likewise.
3830
3831         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
3832
3833         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
3834         * config/v850/v850.c (v850_legitimate_constant_p): New function.
3835         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3836
3837         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
3838         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
3839         * config/vax/vax.c (legitimate_constant_p): Likewise.
3840
3841         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
3842         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3843         (xtensa_legitimate_constant_p): New function.
3844
3845 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3846
3847         * target.def (cannot_force_const_mem): Add a mode argument.
3848         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
3849         * doc/tm.texi: Regenerate.
3850         * hooks.h (hook_bool_mode_rtx_false): Declare.
3851         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
3852         (hook_bool_mode_const_rtx_true): Likewise.
3853         (hook_bool_mode_rtx_false): New function.
3854         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
3855         to be non-VOID.  Update call to cannot_force_const_mem.
3856         (find_reloads): Update accordingly.
3857         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
3858         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
3859         argument.
3860         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
3861         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
3862         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
3863         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
3864         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
3865         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
3866         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
3867         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3868         (m68k_cannot_force_const_mem): ...this new function.
3869         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
3870         argument.
3871         (mips_const_insns, mips_legitimize_const_move): Update calls.
3872         (mips_secondary_reload_class): Likewise.
3873         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3874         (pa_cannot_force_const_mem): ...this new function.
3875         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
3876         (rs6000_cannot_force_const_mem): ...this new function.
3877         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
3878         argument.
3879         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
3880         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
3881         to...
3882         (xtensa_cannot_force_const_mem): ...this new function.
3883
3884 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3885
3886         * config/mips/mips.c (mips16_build_function_stub): Call
3887         build_function_type_list instead of build_function_type.
3888         (mips16_build_call_stub): Likewise.
3889
3890 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3891
3892         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
3893         instead of build_function_type.
3894
3895 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3896
3897         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
3898         instead of build_function_type.
3899
3900 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
3901
3902         PR target/48678
3903         * config/i386/i386.md (insv): Change operand 0 constraint to
3904         "register_operand".  Change operand 1 and 2 constraint to
3905         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
3906         * config/i386/sse.md (sse4_1_pinsrb): Export.
3907         (sse2_pinsrw): Ditto.
3908         (sse4_1_pinsrd): Ditto.
3909         (sse4_1_pinsrq): Ditto.
3910         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
3911         * config/i386/i386.c (ix86_expand_pinsr): New.
3912
3913 2011-04-20  Easwaran Raman  <eraman@google.com>
3914
3915         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
3916         containing union type only with -fstrict-aliasing.
3917
3918 2011-04-20  Jim Meyering  <meyering@redhat.com>
3919
3920         Remove useless if-before-free tests.
3921         * calls.c (expand_call, save_area): Likewise.
3922         * cfgcleanup.c (try_forward_edges): Likewise.
3923         * collect2.c (collect_execute): Likewise.
3924         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
3925         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3926         * coverage.c (coverage_checksum_string): Likewise.
3927         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
3928         * cselib.c (cselib_init): Likewise.
3929         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
3930         (df_set_clean_cfg): Likewise.
3931         * function.c (free_after_compilation): Likewise.
3932         * gcc.c (do_spec_1, main): Likewise.
3933         * gcov.c (create_file_names): Likewise.
3934         * gensupport.c (identify_predicable_attribute): Likewise.
3935         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
3936         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
3937         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
3938         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
3939         * ipa-pure-const.c (local_pure_const): Likewise.
3940         * ipa-reference.c (propagate): Likewise.
3941         * ira-costs.c (free_ira_costs): Likewise.
3942         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
3943         * matrix-reorg.c (mat_free): Likewise.
3944         * prefix.c (get_key_value): Likewise.
3945         * profile.c (compute_value_histograms): Likewise.
3946         * reload1.c (free_reg_equiv): Likewise.
3947         * sched-deps.c (free_deps): Likewise.
3948         * sel-sched-ir.c (fence_clear): Likewise.
3949         * sese.c (set_rename, if_region_set_false_region): Likewise.
3950         * tree-data-ref.c (free_rdg): Likewise.
3951         * tree-eh.c (lower_try_finally): Likewise.
3952         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
3953         * tree-ssa-live.c (delete_var_map): Likewise.
3954         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
3955         * tree-ssa-pre.c (phi_trans_add): Likewise.
3956
3957 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
3958
3959         PR tree-optimization/48611
3960         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3961         beyond ERT_MUST_NOT_THROW region.
3962
3963 2011-04-20  Catherine Moore  <clm@codesourcery.com>
3964
3965         * config/mips/mips.opt (mfix-24k): New.
3966         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
3967         * config/mips/mips.md (length): Increase by 4 for stores if
3968         fixing 24K errata.
3969         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
3970         all noreorder if fixing 24K errata.
3971         * doc/invoke.texi: Document mfix-24k.
3972
3973 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
3974
3975         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
3976         quad-word modes, reduce to 9-bit index range when above 1016 limit.
3977
3978 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3979
3980         * config/arm/arm.c (arm_gen_constant): Move movw support ....
3981         (const_ok_for_op): ... to here.
3982
3983 2011-04-20  Kai Tietz  <ktietz@redhat.com>
3984
3985         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
3986         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
3987
3988 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3989
3990         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
3991
3992 2011-04-20  Richard Guenther  <rguenther@suse.de>
3993
3994         PR tree-optimization/47892
3995         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
3996         are if-convertible.
3997
3998 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
3999
4000         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
4001
4002 2011-04-20  Tristan Gingold  <gingold@adacore.com>
4003
4004         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
4005
4006 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
4007
4008         PR target/18145
4009
4010         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
4011         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
4012         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4013         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
4014         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
4015
4016         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
4017         New prototype.
4018
4019         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
4020         (avr_asm_named_section, avr_asm_output_aligned_common,
4021         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
4022         New functions to update...
4023         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
4024         (avr_asm_init_sections): Overwrite section callbacks for
4025         data_section, bss_section.
4026         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
4027         from here to...
4028         (avr_file_end): ...here.
4029
4030 2011-04-20  Richard Guenther  <rguenther@suse.de>
4031
4032         PR middle-end/48695
4033         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
4034         objects and types here.  Adjust for their offset before comparing.
4035
4036 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
4037
4038         * tree-vect-stmts.c (vectorizable_store): Only chain one related
4039         statement per copy.
4040
4041 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
4042
4043         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
4044         (GIMPLE_H): Include $(INTERNAL_FN_H).
4045         (OBJS-common): Add internal-fn.o.
4046         (internal-fn.o): New rule.
4047         * internal-fn.def: New file.
4048         * internal-fn.h: Likewise.
4049         * internal-fn.c: Likewise.
4050         * gimple.h: Include internal-fn.h.
4051         (GF_CALL_INTERNAL): New gf_mask.
4052         (gimple_statement_call): Put fntype into a union with a new
4053         internal_fn field.
4054         (gimple_build_call_internal): Declare.
4055         (gimple_build_call_internal_vec): Likewise.
4056         (gimple_call_same_target_p): Likewise.
4057         (gimple_call_internal_p): New function.
4058         (gimple_call_internal_fn): Likewise.
4059         (gimple_call_fntype): Return null for internal calls.
4060         (gimple_call_set_fntype): Assert that the function is not internal.
4061         (gimple_call_set_fn): Likewise.
4062         (gimple_call_set_fndecl): Likewise.
4063         (gimple_call_set_internal_fn): New function.
4064         (gimple_call_addr_fndecl): Handle null functions.
4065         (gimple_call_return_type): Likewise null types.
4066         * gimple.c (gimple_build_call_internal_1): New function.
4067         (gimple_build_call_internal): Likewise.
4068         (gimple_build_call_internal_vec): Likewise.
4069         (gimple_call_same_target_p): Likewise.
4070         (gimple_call_flags): Handle calls to internal functions.
4071         (gimple_call_fnspec): New function.
4072         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
4073         (gimple_has_side_effects): Handle null functions.
4074         (gimple_rhs_has_side_effects): Likewise.
4075         (gimple_call_copy_skip_args): Handle calls to internal functions.
4076         * cfgexpand.c (expand_call_stmt): Likewise.
4077         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
4078         * gimple-fold.c (gimple_fold_call): Handle null functions.
4079         (gimple_fold_stmt_to_constant_1): Don't fold
4080         calls to internal functions.
4081         * gimple-low.c (gimple_check_call_args): Handle calls to internal
4082         functions.
4083         * gimple-pretty-print.c (dump_gimple_call): Likewise.
4084         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
4085         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
4086         (do_warn_unused_result): Likewise.
4087         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
4088         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
4089         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
4090         the target of a call.
4091         (initialize_hash_element): Update accordingly.
4092         (hashable_expr_equal_p): Use gimple_call_same_target_p.
4093         (iterative_hash_hashable_expr): Handle calls to internal functions.
4094         (print_expr_hash_elt): Likewise.
4095         * tree-ssa-pre.c (can_value_number_call): Likewise.
4096         (eliminate): Handle null functions.
4097         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
4098         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
4099         (find_func_aliases): Likewise.
4100         * value-prof.c (gimple_ic_transform): Likewise.
4101         (gimple_indirect_call_to_profile): Likewise.
4102         * lto-streamer-in.c (input_gimple_stmt): Likewise.
4103         * lto-streamer-out.c (output_gimple_stmt): Likewise.
4104
4105 2011-04-19  Jan Hubicka  <jh@suse.cz>
4106
4107         * ipa-inline-transform.c (save_inline_function_body): Add comments.
4108         * ipa-inline.c (inline_small_functions): Compute summaries first,
4109         populate heap later.
4110
4111 2011-04-19  Jan Hubicka  <jh@suse.cz>
4112
4113         * cgraph.h (save_inline_function_body): Remove.
4114         * ipa-inline-transform.c: New file, broke out of...
4115         * ipa-inline.c: ... this one; Update toplevel comment.
4116         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
4117         make global.
4118         (update_noncloned_frequencies): Move to ipa-inline-transform.c
4119         (cgraph_mark_inline_edge): Rename to inline_call; move to
4120         ipa-inline-transform.c.
4121         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
4122         move to ipa-inline-transform.c
4123         (recursive_inlining, inline_small_functions, flatten_function,
4124         ipa_inline, inline_always_inline_functions,
4125         early_inline_small_functions): Update.
4126         (inline_transform): Move to ipa-inline-transform.c.
4127         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
4128         Declare.
4129         * Makefile.in (ipa-inline-transform.o): New file.
4130         * cgraphunit.c (save_inline_function_body): Move to
4131         ipa-inline-transform.c
4132
4133 2011-04-19  DJ Delorie  <dj@redhat.com>
4134
4135         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
4136         registers if we already know there aren't any.
4137         (m32c_emit_epilogue): Don't emit a barrier here.
4138         (m32c_emit_eh_epilogue): Likewise.
4139         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
4140         operands at expand time.
4141         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
4142         int" wchar type.
4143         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
4144         duplicates.  Provide aliases instead.
4145         * config/m32c/prologue.md (eh_return): Emit a barrier here.
4146         (eh_epilogue): Add a "(return)" here as a hint to other parts of
4147         the compiler.
4148
4149 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
4150
4151         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
4152         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
4153         (general_or_i64_p, sparc_register_move_cost): New function.
4154
4155 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4156
4157         * doc/install.texi (Configuration, --enable-threads): Remove mach.
4158         Add lynx, mipssde.  Sort table.
4159
4160 2011-04-19  Xinliang David Li  <davidxl@google.com>
4161
4162         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
4163         not negative.
4164
4165 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
4166
4167         PR target/48678
4168         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
4169         is a SUBREG with non-MODE_INT mode inside of it.
4170
4171 2011-04-19  Martin Jambor  <mjambor@suse.cz>
4172
4173         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
4174         also according to actual contants.
4175         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
4176         (gimple_fold_call): Use it.
4177         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
4178
4179 2011-04-19  Martin Jambor  <mjambor@suse.cz>
4180
4181         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
4182         non-pointer assignments.
4183
4184 2011-04-19  Martin Jambor  <mjambor@suse.cz>
4185
4186         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
4187         account anc_offset and otr_type from the indirect edge info.
4188         * ipa-prop.c (get_ancestor_addr_info): New function.
4189         (compute_complex_ancestor_jump_func): Assignment analysis moved to
4190         get_ancestor_addr_info, call it.
4191         (ipa_note_param_call): Do not initialize information about polymorphic
4192         calls, return the indirect call graph edge.  Remove the last
4193         parameter, adjust all callers.
4194         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
4195         parameters.  Initialize polymorphic information in the indirect edge.
4196
4197 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
4198
4199         PR lto/48148
4200         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
4201         the types if they have different enumeration identifiers.
4202
4203 2011-04-19  Jan Hubicka  <jh@suse.cz>
4204
4205         * cgraph.h (cgraph_optimize_for_size_p): Declare.
4206         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
4207         * predict.c (cgraph_optimize_for_size_p): Break out from ...
4208         (optimize_function_for_size_p) ... here.
4209
4210 2011-04-19  Richard Guenther  <rguenther@suse.de>
4211
4212         PR lto/48207
4213         * tree.c (free_lang_data): Do not reset the decl-assembler-name
4214         langhook.
4215
4216 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
4217
4218         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
4219         if DECL_NO_INLINE_WARNING_P is set on the function.
4220
4221 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
4222
4223         PR fortran/47976
4224         * reload1.c (inc_for_reload): Return void. All callers changed.
4225         (emit_input_reload_insns): Don't try to delete previous output
4226         reloads to a register, or record spill_reg_store for autoincs.
4227
4228 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
4229
4230         * gengtype.h: Updated copyright year.
4231         (struct input_file_st): Add inpisplugin field.
4232         (type_fileloc): New function.
4233         * gengtype.c
4234         (write_typed_struct_alloc_def): Add gcc_assert.
4235         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
4236         (write_typed_alloc_defns): Don't output for plugin files.
4237         (input_file_by_name): Clear inpisplugin field.
4238         (main): Set inpisplugin field for plugin files.
4239
4240 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
4241
4242         * gengtype-state.c (string_eq): New.
4243         (read_state): Use string_eq instead of strcmp when creating the
4244         state_ident_tab.
4245
4246 2011-04-19  Wei Guozhi  <carrot@google.com>
4247
4248         PR target/47855
4249         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
4250         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
4251         linkage.
4252         * config/arm/constraints.md (Uu): New constraint.
4253         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
4254
4255 2011-04-19  Tristan Gingold  <gingold@adacore.com>
4256
4257         * config.gcc (-*-*-*vms): Added.
4258         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
4259         definitions moved.
4260         * config/vms/vms-ld.c: New file.
4261         * config/vms/vms-ar.c: New file.
4262         * config/vms/t-vmsnative: New file.
4263
4264 2011-04-18  Xinliang David Li  <davidxl@google.com>
4265
4266         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
4267
4268 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
4269
4270         PR middle-end/48661
4271         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
4272         if TREE_TYPE (v) is non-NULL.
4273
4274         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
4275         gimple_get_virt_mehtod_for_binfo.
4276         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
4277         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
4278         callers.
4279         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
4280
4281 2011-04-18  Michael Matz  <matz@suse.de>
4282             Steve Ellcey  <sje@cup.hp.com>
4283
4284         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
4285         use its mode as source mode if it isn't VOIDmode.
4286
4287 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
4288
4289         * doc/passes.texi: Fill crossref nodes.
4290
4291 2011-04-18  Jim Meyering  <meyering@redhat.com>
4292
4293         Fix doubled-word typos in comments and strings
4294         * config/alpha/vms-unwind.h: s/for for/for/
4295         * config/arm/unwind-arm.h: Likewise.
4296         * config/microblaze/microblaze.c: Likewise.
4297         * config/sh/constraints.md: s/in in/in/
4298         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
4299
4300 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
4301
4302         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
4303         (AVX_FLOAT_MODE_P): Ditto.
4304         (AVX128_VEC_FLOAT_MODE_P): Ditto.
4305         (AVX256_VEC_FLOAT_MODE_P): Ditto.
4306         (AVX_VEC_FLOAT_MODE_P): Ditto.
4307         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
4308         (UNSPEC_MASKSTORE): Ditto.
4309         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
4310         Merge from <sse>_movmsk<ssemodesuffix> and
4311         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
4312         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
4313         iterator.
4314         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
4315         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
4316         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
4317
4318 2011-04-18  Jan Hubicka  <jh@suse.cz>
4319
4320         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
4321
4322         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
4323         (want_inline_function_called_once_p): Break out the logic from
4324         ipa_inline.
4325         (edge_badness): Ensure that profile is not misupdated.
4326         (lookup_recursive_calls): Prioritize by call frequencies.
4327         (inline_small_functions): Move program size estimates here;
4328         actually process whole queue even when unit growth has been
4329         met. (to properly compute inline_failed reasons and for the
4330         case unit size decrease.) Revisit comments on recursive inlining.
4331         (ipa_inline): Remove unit summary code; first inline hot calls
4332         of functions called once, cold calls next.
4333         (order, nnodes): Remove unused variables.
4334         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
4335         (GTFILES): Remove ipa-inline.c
4336         * sel-sched.c (fill_insns): Silence uninitialized var warning.
4337
4338 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
4339
4340         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
4341
4342 2011-04-18  Jie Zhang  <jie@codesourcery.com>
4343             Richard Earnshaw  <rearnsha@arm.com>
4344
4345         * arm.c (neon_builtin_type_bits): Remove.
4346         (typedef enum neon_builtin_mode): New.
4347         (T_MAX): Don't define.
4348         (typedef enum neon_builtin_datum): Remove bits, codes[],
4349         num_vars and base_fcode.  Add mode, code and fcode.
4350         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
4351         VAR10): Change accordingly.
4352         (neon_builtin_data[]): Change accordingly
4353         (arm_init_neon_builtins): Change accordingly.
4354         (neon_builtin_compare): Remove.
4355         (locate_neon_builtin_icode): Remove.
4356         (arm_expand_neon_builtin): Change accordingly.
4357
4358         * arm.h (enum arm_builtins): Move to ...
4359         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
4360
4361         * arm.c (arm_builtin_decl): Declare.
4362         (TARGET_BUILTIN_DECL): Define.
4363         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
4364         (arm_builtin_decls[]): New.
4365         (arm_init_neon_builtins): Store builtin declarations in
4366         arm_builtin_decls[].
4367         (arm_init_tls_builtins): Likewise.
4368         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
4369         (arm_builtin_decl): New.
4370
4371 2011-04-18  Richard Guenther  <rguenther@suse.de>
4372
4373         * tree.c (upper_bound_in_type): Build properly canonicalized
4374         INTEGER_CSTs.
4375         (lower_bound_in_type): Likewise.
4376
4377 2011-04-18  Richard Guenther  <rguenther@suse.de>
4378
4379         * gimple.h (gimple_call_addr_fndecl): New function.
4380         (gimple_call_fndecl): Use it.
4381         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
4382         for direct calls.
4383         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
4384         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
4385
4386 2011-04-18  Richard Guenther  <rguenther@suse.de>
4387
4388         PR middle-end/48650
4389         * tree.c (build_string): STRING_CST is now derived from tree_typed.
4390
4391 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
4392
4393         PR lto/48492
4394         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
4395         DECL_IN_CONSTANT_POOL without RTL.
4396
4397 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
4398             Ira Rosen  <ira.rosen@linaro.org>
4399
4400         PR target/48252
4401         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
4402         to match neon_vzip/vuzp/vtrn_internal.
4403         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
4404         outputs explicitly dependent on both inputs.
4405         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
4406
4407 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
4408
4409         PR tree-optimization/48616
4410         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
4411         whether the shift is by scalar or vector based on whether all SLP
4412         scalar stmts have the same rhs.
4413
4414 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
4415
4416         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
4417         memory operands.
4418
4419 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
4420
4421         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
4422         registers.
4423
4424 2011-04-17  Jan Hubicka  <jh@suse.cz>
4425
4426         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
4427         * cgrpahunit.c (cgraph_finalize_function): Do not set
4428         finalized_by_frontend.
4429         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
4430         finalized_by_frontend.
4431
4432 2011-04-17  Jan Hubicka  <jh@suse.cz>
4433
4434         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
4435         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
4436         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
4437         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
4438         method.
4439         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
4440         gimple-fold.c
4441         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
4442
4443 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
4444
4445         PR lto/48538
4446         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
4447         is non-null before accessing it.
4448         (input_cgraph): Remove trailing spaces.
4449
4450 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4451
4452         * params.def (sms-min-sc): New param flag.
4453         * modulo-sched.c (sms_schedule): Use it.
4454         * doc/invoke.texi (sms-min-sc): Document it.
4455
4456 2011-04-17  Jan Hubicka  <jh@suse.cz>
4457
4458         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
4459         present, also set gimple_call_set_cannot_inline.
4460         * ipa-inline.c: Update toplevel comment.
4461         (MAX_TIME): Remove.
4462         (cgraph_clone_inlined_nodes): Fix linebreaks.
4463         (cgraph_check_inline_limits): Restructure to ...
4464         (caller_growth_limits): ... this one; be more tolerant
4465         on growth in nested inline chains; add explanatory comment;
4466         fix stack accounting thinko introduced by previous patch.
4467         (cgraph_default_inline_p): Remove.
4468         (report_inline_failed_reason): New function.
4469         (can_inline_edge_p): New function.
4470         (can_early_inline_edge_p): New function.
4471         (leaf_node_p): Move upwards in file.
4472         (want_early_inline_function_p): New function.
4473         (want_inline_small_function_p): New function.
4474         (want_inline_self_recursive_call_p): New function.
4475         (cgraph_edge_badness): Rename to ...
4476         (edge_badness) ... this one; fix linebreaks.
4477         (update_edge_key): Update call of edge_baddness; add
4478         detailed dump about queue updates.
4479         (update_caller_keys): Use can_inline_edge_p and
4480         want_inline_small_function_p.
4481         (cgraph_decide_recursive_inlining): Rename to...
4482         (recursive_inlining): Use can_inline_edge_p and
4483         want_inline_self_recursive_call_p; simplify and remove no longer
4484         valid FIXME.
4485         (cgraph_set_inline_failed): Remove.
4486         (add_new_edges_to_heap): Use can_inline_edge_p and
4487         want_inline_small_function_p.
4488         (cgraph_decide_inlining_of_small_functions): Rename to ...
4489         (inline_small_functions): ... this one; cleanup; use
4490         can/want predicates; cleanup debug ouput; work edges till fibheap
4491         is exhausted and do not stop once unit growth is reached; remove
4492         later loop processing remaining edges.
4493         (cgraph_flatten): Rename to ...
4494         (flatten_function): ... this one; use can_inline_edge_p
4495         and can_early_inline_edge_p predicates.
4496         (cgraph_decide_inlining): Rename to ...
4497         (ipa_inline): ... this one; remove unreachable nodes before
4498         inlining functions called once; simplify the pass.
4499         (cgraph_perform_always_inlining): Rename to ...
4500         (inline_always_inline_functions): ... this one; use
4501         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
4502         (cgraph_decide_inlining_incrementally): Rename to ...
4503         (early_inline_small_functions): ... this one; simplify
4504         using new predicates; cleanup; make dumps prettier.
4505         (cgraph_early_inlining): Rename to ...
4506         (early_inliner): newer inline regular functions into always-inlines;
4507         fix updating of call stmt summaries.
4508         (pass_early_inline): Update for new names.
4509         (inline_transform): Fix formating.
4510         (gate_cgraph_decide_inlining): Rename to ...
4511         (pass_ipa_inline): ... this one.
4512         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
4513         * ipa-inline-analysis.c (dump_inline_summary): Update.
4514         (compute_inline_parameters): Do not compute disregard_inline_limits;
4515         look for mismatching arguments.
4516         (estimate_growth): Fix handlig of non-trivial self recursion.
4517         (inline_read_summary): Do not read info->disregard_inline_limits.
4518         (inline_write_summary): Do not write info->disregard_inline_limits.
4519         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
4520         and move all checks into can_inline_edge_p predicate; re-enable code
4521         comparing optimization levels.
4522         (expand_call_inline): Do not test inline_forbidden_into_p.
4523         * Makefile.in (ipa-inline.o): Update arguments.
4524
4525 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4526
4527         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
4528
4529 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4530
4531         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
4532
4533 2011-04-17  Michael Matz  <matz@suse.de>
4534
4535         PR tree-optimization/48622
4536         PR lto/48645
4537         * ipa-inline-analysis.c (inline_read_summary): Read size/time
4538         in same order as they're written.
4539
4540 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4541
4542         * config/pa/predicates.md: Reorganize and simplify predicates.
4543         Eliminate duplicate code checks.
4544         (arith_operand): Rename to arith14_operand
4545         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
4546         * config/pa/pa.md: Use renamed operands.
4547         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
4548         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
4549         arith11_operand, adddi3_operand, indexed_memory_operand,
4550         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
4551         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
4552         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
4553         move_dest_operand, move_src_operand, prefetch_cc_operand,
4554         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
4555         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
4556         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
4557         div_operand, int5_operand, movb_comparison_operator,
4558         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
4559         arith_double_operand, ireg_operand, lhs_lshift_operand,
4560         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
4561         integer_store_memory_operand): Likewise.
4562         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
4563         (integer_store_memory_operand, read_only_operand,
4564         function_label_operand, borx_reg_operand,
4565         non_hard_reg_operand): Likewise.
4566         (eq_neq_comparison_operator): Delete unused operator.
4567         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
4568         function_label_operand.
4569         (emit_move_sequence): Likewise.
4570
4571 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
4572
4573         * config/i386/sse.md (sseunpackmode): New mode attribute.
4574         (ssepackmode): Ditto.
4575         (vec_pack_trunc_<mode>): Macroize expander from
4576         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
4577         (vec_unpacks_lo_<mode>): Macroize expander from
4578         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4579         (vec_unpacks_hi_<mode>): Macroize expander from
4580         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4581         (vec_unpacku_lo_<mode>): Macroize expander from
4582         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4583         (vec_unpacku_hi_<mode>): Macroize expander from
4584         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4585         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
4586         ix86_expand_sse4_unpack.
4587         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
4588
4589 2011-04-16  Jan Hubicka  <jh@suse.cz>
4590
4591         * cgraphbuild.c: Include ipa-inline.h.
4592         (reset_inline_failed): Use initialize_inline_failed.
4593         * cgraph.c: Include ipa-inline.h.
4594         (cgraph_create_node_1): Do not initialize estimated_growth.
4595         (initialize_inline_failed): More to ipa-inline-analysis.c
4596         (dump_cgraph_node): Do not dump inline flags.
4597         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
4598         and disregard_inline_limits flags.
4599         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
4600         time, size, estimated_growth.
4601         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
4602         Update.
4603         * cgraphunit.c (cgraph_decide_is_function_needed): Use
4604         DECL_DISREGARD_INLINE_LIMITS.
4605         (cgraph_analyze_function): Do not initialize
4606         node->local.disregard_inline_limits.
4607         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
4608         inlinable, versionable and disregard_inline_limits.
4609         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4610         cgraph_check_inline_limits, cgraph_default_inline_p,
4611         cgraph_edge_badness, update_caller_keys, update_callee_keys,
4612         add_new_edges_to_heap): Update.
4613         (cgraph_decide_inlining_of_small_function): Update; set
4614         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
4615         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
4616         cgraph_decide_inlining_incrementally): Update.
4617         * ipa-inline.h (inline_summary): Add inlinable, versionable,
4618         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
4619         time, size and estimated_growth parameters.
4620         (estimate_edge_growth): Update.
4621         (initialize_inline_failed): Declare.
4622         * ipa-split.c: Include ipa-inline.h
4623         (execute_split_functions): Update.
4624         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
4625         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
4626         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
4627         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
4628         estimated_growth to INT_MIN.
4629         (inline_node_duplication_hook): Likewise.
4630         (dump_inline_summary): Dump new fields.
4631         (compute_inline_parameters): Update.
4632         (estimate_edge_time, estimate_time_after_inlining,
4633         estimate_size_after_inlining, estimate_growth, inline_read_summary,
4634         inline_write_summary):
4635         (initialize_inline_failed): Move here from cgraph.c.
4636         * tree-sra.c: Include ipa-inline.h.
4637         (ipa_sra_preliminary_function_checks): Update.
4638         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
4639         ipa-inline.h.
4640
4641 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
4642
4643         * config/i386/sse.md (V16): New mode iterator.
4644         (VI1, VI8): Ditto.
4645         (AVXMODEQI, AVXMODEDI): Remove.
4646         (sse2, sse3): New mode attribute.
4647         (mov<mode>): Use V16 mode iterator.
4648         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
4649         (push<mode>1): Use V16 mode iterator.
4650         (movmisalign<mode>): Ditto.
4651         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4652         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
4653         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4654         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
4655         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
4656         avx_movdqu<avxmodesuffix>.
4657         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
4658         *avx_movdqu<avxmodesuffix>.
4659         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
4660         avx_lddqu<avxmodesuffix>.
4661         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
4662         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
4663         avx_movnt<AVXMODEDI:mode>.
4664         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
4665         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
4666
4667 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
4668
4669         PR target/48629
4670         * haifa-sched.c (prune_ready_list, schedule_block): Use
4671         sched_pressure_p rather than flag_sched_pressure.
4672
4673 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
4674
4675         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4676         cgraph_get_node instead of cgraph_get_create_node.
4677
4678 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
4679
4680         * cfgexpand.c (expand_debug_expr): Use
4681         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
4682
4683 2011-04-15  Michael Matz  <matz@suse.de>
4684
4685         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
4686         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
4687         * function.c (gimplify_parameters): Ditto.
4688         * gimplify.c (gimplify_vla_decl): Ditto.
4689
4690         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
4691         (gimple_call_set_alloca_for_var): New inline function.
4692         (gimple_call_alloca_for_var_p): Ditto.
4693         * gimple.c (gimple_build_call_from_tree): Remember
4694         CALL_ALLOCA_FOR_VAR_P state.
4695         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
4696
4697         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
4698         calls if they were for VLA objects.
4699
4700 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4701
4702         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
4703         of ADR_EXPRs.
4704
4705 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4706
4707         PR middle-end/48601
4708         * tree-emutls.c (lower_emutls_function_body): Call
4709         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
4710         result is non-NULL.
4711
4712 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
4713
4714         * c-decl.c (detect_field_duplicates): Call
4715         objc_detect_field_duplicates instead of objc_get_interface_ivars.
4716
4717 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
4718
4719         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
4720         * gimple.c (gimple_asm_clobbers_memory_p): Define.
4721         * ipa-pure-const.c (check_stmt): Call it.
4722         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
4723
4724 2011-04-15  Richard Guenther  <rguenther@suse.de>
4725
4726         PR tree-optimization/48290
4727         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
4728         Properly decide inhibiting propagation based on the valueized
4729         operand.  Do loop-closed SSA form preserving here ...
4730         (init_copy_prop): ... not here.
4731
4732 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
4733
4734         PR target/48612
4735         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
4736         (*ieee_smax<mode>3): Likewise.
4737
4738 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4739
4740         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
4741         Replace match_operand with match_dup for the third operand in
4742         these expanders.
4743
4744 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4745
4746         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
4747         to track processing of conditionals.  Update all callers.
4748         (try_combine, simplify_if_then_else): Update.
4749
4750 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4751
4752         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
4753         -fsched-pressure.
4754
4755 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
4756
4757         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
4758         instead of match_operand for operand 3.
4759
4760 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
4761
4762         * recog.h (insn_operand_data): Add an "allows_mem" field.
4763         * genoutput.c (output_operand_data): Initialize it.
4764         * optabs.c (maybe_legitimize_operand_same_code): New function.
4765         (maybe_legitimize_operand): Use it when matching the original
4766         op->value.
4767
4768 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4769
4770         * gimplify.c: Fix issues in comments throughout.
4771         (voidify_wrapper_expr): Fix long line.
4772         (build_stack_save_restore): Likewise.
4773         (gimplify_loop_expr): Likewise.
4774         (gimplify_compound_lval): Likewise.
4775         (gimplify_init_ctor_eval): Likewise.
4776         (gimplify_modify_expr_rhs): Likewise.
4777         (omp_notice_threadprivate_variable): Likewise.
4778
4779 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4780
4781         * cfgexpand.c (expand_call_stmt): Convert the function type to the
4782         original one if this is not a builtin function.
4783
4784 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
4785
4786         PR target/48605
4787         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
4788         offset it as needed based on top 2 bits in operands[3], change
4789         MEM mode to SFmode and mask those 2 bits away from operands[3].
4790
4791 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4792
4793         * c-parser.c (c_parser_objc_protocol_definition): Updated for
4794         change from objc_declare_protocols() to objc_declare_protocol().
4795
4796 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
4797
4798         * config/i386/sse.md (sse4_1): New mode attribute.
4799         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
4800         avx_blend<ssemodesuffix><avxmodesuffix> and
4801         sse4_1_blend<ssemodesuffix> using VF mode iterator.
4802         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
4803         avx_blendv<ssemodesuffix><avxmodesuffix> and
4804         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
4805         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
4806         avx_dp<ssemodesuffix><avxmodesuffix> and
4807         sse4_1_dp<ssemodesuffix> using VF mode iterator.
4808         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
4809         (sse4_1_packusdw): Merge with *avx_packusdw.
4810         (sse4_1_pblendvb): Merge with *avx_pblendvb.
4811         (sse4_1_pblendw): Merge with *avx_pblendw.
4812         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
4813         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
4814         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
4815         VF mode iterator.
4816         (sse4_1_round<ssescalarmodesuffix>): Merge with
4817         *avx_round<ssescalarmodesuffix>.
4818         (aesenc): Merge with *avx_aesenc.
4819         (aesenclast): Merge with *avx_aesenclast.
4820         (aesdec): Merge with *avx_aesdec.
4821         (aesdeclast): Merge with *avx_aesdeclast.
4822         (pclmulqdq): Merge with *pclmulqdq.
4823         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
4824         New predicate.
4825         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
4826
4827 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
4828
4829         PR middle-end/48608
4830         * cfgexpand.c (get_decl_align_unit): Renamed to ...
4831         (align_local_variable): This.  Update DECL_ALIGN.
4832         (add_stack_var): Updated.
4833         (expand_one_stack_var): Likewise.
4834
4835 2011-04-14  Richard Guenther  <rguenther@suse.de>
4836
4837         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
4838         Remove.
4839         (dse_initialize_block_local_data, dse_leave_block,
4840         record_voperand_set, get_stmt_uid): Likewise.
4841         (dse_possible_dead_store_p): Allow any kind of killing stmt.
4842         (dse_optimize_stmt): Remove voperand set handling code.
4843         Simplify and improve to handle any kind of killing stmt.
4844         (dse_record_phi): Remove.
4845         (dse_enter_block): Simplify.
4846         (tree_ssa_dse): Likewise.
4847         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
4848
4849 2011-04-14  Jan Hubicka  <jh@suse.cz>
4850
4851         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
4852         * cgraph.h (struct inline_summary): Move to ipa-inline.h
4853         (cgraph_local_info): Remove inline_summary.
4854         * ipa-cp.c: Include ipa-inline.h.
4855         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
4856         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
4857         accesor.
4858         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
4859         (input_overwrite_node): Do not set inline summary.
4860         (input_node): Do not stream inline summary.
4861         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
4862         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
4863         growth; we do not have inline parameters computed for that anyway.
4864         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
4865         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
4866         (inline_summary_t): New type and VECtor.
4867         (debug_inline_summary, dump_inline_summaries): Declare.
4868         (inline_summary): Use VOCtor.
4869         (estimate_edge_growth): Kill hack computing call stmt size directly.
4870         * lto-section-in.c (lto_section_name): Add inline section.
4871         * ipa-inline-analysis.c: Include lto-streamer.h
4872         (node_removal_hook_holder, node_duplication_hook_holder): New holders
4873         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
4874         (inline_summary_vec): Define.
4875         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
4876         dump_inline_summaries): New functions.
4877         (estimate_function_body_sizes): Properly compute size/time of outgoing
4878         calls.
4879         (compute_inline_parameters): Alloc inline_summary; do not compute
4880         size/time of incomming calls.
4881         (estimate_edge_time): Avoid missing time summary hack.
4882         (inline_read_summary): Read inline summary info.
4883         (inline_write_summary): Write inline summary info.
4884         (inline_free_summary): Free all hooks and inline summary vector.
4885         * lto-streamer.h: Add LTO_section_inline_summary section.
4886         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
4887         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
4888
4889 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4890
4891         * tree-vectorizer.h (vect_strided_store_supported): Add a
4892         HOST_WIDE_INT argument.
4893         (vect_strided_load_supported): Likewise.
4894         (vect_permute_store_chain): Return void.
4895         (vect_transform_strided_load): Likewise.
4896         (vect_permute_load_chain): Delete.
4897         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
4898         count argument.  Check that the count is a power of two.
4899         (vect_strided_load_supported): Likewise.
4900         (vect_permute_store_chain): Return void.  Update after above changes.
4901         Assert that the access is supported.
4902         (vect_permute_load_chain): Likewise.
4903         (vect_transform_strided_load): Return void.
4904         * tree-vect-stmts.c (vectorizable_store): Update calls after
4905         above interface changes.
4906         (vectorizable_load): Likewise.
4907         (vect_analyze_stmt): Don't check for strided powers of two here.
4908
4909 2011-04-14  Richard Guenther  <rguenther@suse.de>
4910
4911         PR tree-optimization/48590
4912         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
4913         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4914         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
4915         BUILT_IN_STACK_SAVE.
4916         * tree-ssa-dce.c (propagate_necessity): Handle
4917         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4918
4919 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4920
4921         * c-parser.c (c_parser_objc_class_declaration): Updated call to
4922         objc_declare_class.
4923
4924 2011-04-14  Richard Guenther  <rguenther@suse.de>
4925
4926         * tree.h (get_object_alignment_1): Declare.
4927         * builtins.c (get_object_alignment_1): Split out worker from ...
4928         (get_object_alignment): ... here.
4929         * fold-const.c (get_pointer_modulus_and_residue): Use
4930         get_object_alignment_1.
4931
4932 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4933
4934         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
4935         type parameter.
4936         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
4937         parameter.  Generalise code to handle arrays as well as vectors.
4938         (vect_setup_realignment): Update accordingly.
4939         * tree-vect-stmts.c (vectorizable_store): Likewise.
4940         (vectorizable_load): Likewise.
4941
4942 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4943
4944         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
4945         within the per-copy loop.
4946
4947 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4948
4949         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
4950         in the dump file.
4951
4952 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4953
4954         * doc/options.texi (Negative): Explicitly mention that the
4955         Negative chain must be circular.
4956
4957 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
4958
4959         * function.h (block_chainon): Declare.
4960         * function.c (block_chainon): Define.
4961
4962 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
4963             Eric Weddington  <eric.weddington@atmel.com>
4964             Georg-Johann Lay  <avr@gjlay.de>
4965
4966         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
4967         New Includes
4968         (avr_init_builtins, avr_expand_builtin,
4969         avr_expand_delay_cycles, avr_expand_unop_builtin,
4970         avr_expand_binop_builtin ): New functions.
4971         (avr_builtin_id): New enum
4972         (struct avr_builtin_description): New struct
4973         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
4974         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4975
4976         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
4977         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
4978         UNSPECV_DELAY_CYCLES): new enumeration values
4979         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
4980         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
4981         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
4982         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
4983         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
4984         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
4985         "fmulsu"): New insns
4986
4987         * config/avr/avr-c.c: fix line endings
4988         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
4989         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
4990         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
4991         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
4992         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
4993
4994         * doc/extend.texi (AVR Built-in Functions): New node
4995         (Target Builtins): Add documentation of AVR
4996         built-in functions.
4997
4998 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
4999
5000         PR target/44643
5001         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
5002         alone. Error if non-const data has attribute progmem.
5003
5004 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5005
5006         * tree.h (struct tree_constructor): Include tree_typed instead of
5007         tree_common.
5008         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
5009         TS_TYPED instead of TS_COMMON.
5010
5011 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
5012
5013         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
5014         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
5015         (sse2_psadbw): Merge with *avx_psadbw.
5016         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
5017         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
5018         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
5019         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
5020         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
5021         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
5022         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
5023         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
5024         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
5025         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
5026         (ssse3_palignrti): Merge with *avx_palignrti.
5027
5028 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5029
5030         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
5031         * tree-ssanames.c (fini_ssanames): VEC_free it.
5032         (make_ssa_name_fn): Update for VECness of free_ssanames.
5033         (release_ssa_name, release_dead_ssa_names): Likewise.
5034         * tree.h (struct tree_ssa_name): Include tree_typed instead of
5035         tree_common.
5036         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
5037         TS_TYPED instead of TS_COMMON.
5038
5039 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5040
5041         * postreload-gcse.c (gcse_after_reload_main): Add calls to
5042         statistics_counter_event.
5043         * tree-ssa-copyrename.c (stats): Define.
5044         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
5045         statistics_counter_event.
5046         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
5047         (bswap_stats, widen_mul_stats): Define.
5048         (insert_reciprocals): Increment rdivs_inserted.
5049         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
5050         rfuncs_inserted.  Add calls to statistics_counter_event.
5051         (execute_cse_sincos_1): Increment inserted.
5052         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
5053         statistics_counter_event.
5054         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
5055         of bswap_stats.  Add calls to statistics_counter_event.
5056         (convert_mult_to_widen): Increment widen_mults_inserted.
5057         (convert_plusminus_to_widen): Increment maccs_inserted.
5058         (convert_mult_to_fma): Increment fmas_inserted.
5059         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
5060         calls to statistics_counter_event.
5061
5062 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
5063
5064         PR rtl-optimization/48455
5065         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
5066         `temp_costs->mem_cost'.
5067
5068 2011-04-13  Jan Hubicka  <jh@suse.cz>
5069
5070         * ipa-inline.h: New file.
5071         * ipa-inline-analysis.c: New file. Broken out of ...
5072         * ipa-inline.c: ... this file; update toplevel comment;
5073         include ipa-inline.h
5074         (inline_summary): Move to ipa-inline.h
5075         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
5076         ipa-inline-analysis.c.
5077         (cgraph_estimate_time_after_inlining): Rename to
5078         estiamte_time_after_inlining; move to ipa-inline-analysis.c
5079         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
5080         to estimate_edge_growth.
5081         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
5082         rename to estimate_size_after_inlining.
5083         (cgraph_mark_inline_edge): Update for new naming convention.
5084         (cgraph_check_inline_limits): Likewise.
5085         (cgraph_edge_badness): Likewise.
5086         (cgraph_decide_recursive_inlining): Likewise.
5087         (cgraph_decide_inlining_of_small_functions): Likewise.
5088         (cgraph_decide_inlining_incrementally): Likewise.
5089         (cgraph_estimate_growth): Rename to estimate_growth; move to
5090         ipa-inline-analysis.c.
5091         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
5092         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
5093         (compute_inline_parameters): Likewise.
5094         (compute_inline_parameters_for_current): Likewise.
5095         (pass_inline_parameters): Likewise.
5096         (inline_indirect_intraprocedural_analysis): Likewise.
5097         (analyze_function): Rename to inline_analyze_function; likewise.
5098         (add_new_function): Move to ipa-inline-analysis.c.
5099         (inline_generate_summary): Likewise.
5100         (inline_read_summary): Likewise.
5101         (inline_write_summary): Likewise.
5102         * Makefile.in (ipa-inline-analysis.c): New file.
5103
5104 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5105
5106         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
5107         * configure: Regenerate.
5108
5109 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5110
5111         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
5112         instead of tree_common.
5113         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
5114         Likewise.
5115         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
5116         TS_TYPED rather than TS_COMMON.
5117         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
5118
5119 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
5120
5121         PR target/45263
5122         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
5123         r20 around calls of __tablejump_elpm__
5124
5125 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
5126
5127         PR middle-end/48591
5128         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
5129         NULL.
5130         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
5131
5132 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
5133
5134         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
5135         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
5136         (cfi_vec): New typedef.
5137         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
5138         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
5139         (cie_cfi_vec): New static variable.
5140         (cie_cfi_head): Delete.
5141         (add_cfi): Accept a cfi_vec * as first argument. All callers and
5142         declaration changed. Use vector rather than list operations.
5143         (new_cfi): Don't initialize the dw_cfi_next field.
5144         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
5145         rather than list operations.
5146         (lookup_cfa): Use vector rather than list operations.
5147         (output_cfis): New argument upto. Accept a cfi_vec rather than
5148         a dw_cfi_ref list head as argument. All callers changed.
5149         Iterate over the vector using upto as a maximum index.
5150         (output_all_cfis): New static function.
5151         (output_fde): Use vector rather than list operations. Use the
5152         new upto argument for output_cfis rather than manipulating a
5153         list.
5154         (dwarf2out_begin_prologue): Change initializations to match
5155         new struct members.
5156         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
5157         from the vector length rather than searching for the end of a list.
5158         Use output_all_cfis.
5159         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
5160
5161 2011-04-13  Nick Clifton  <nickc@redhat.com>
5162
5163         * config/rx/rx.md (movmemsi): Do not use this pattern when
5164         volatile pointers are involved.
5165
5166 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
5167
5168         * config/i386/sse.md (pinsrbits): Remove.
5169         (sse2_packsswb): Merge with *avx_packsswb.
5170         (sse2_packssdw): Merge with *avx_packssdw.
5171         (sse2_packuswb): Merge with *avx_packuswb.
5172         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
5173         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
5174         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
5175         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
5176         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
5177         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
5178         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
5179         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
5180         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
5181         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
5182         (sse2_loadld): Merge with *avx_loadld.
5183         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
5184         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
5185         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
5186         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
5187         (vec_concatv2di): Merge with *vec_concatv2di_avx.
5188
5189 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
5190
5191         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
5192         calling TREE_CHAIN.
5193         * print-tree.c (print_node): Likewise.
5194         * tree-inline.c (copy_tree_r): Likewise.
5195         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
5196         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
5197         instead of TS_COMMON.
5198         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
5199         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
5200         (copy_node_stat): Zero TREE_CHAIN only if necessary.
5201         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
5202         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
5203         ...and these...
5204         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
5205         * tree.h: ...here.
5206         (TREE_CHAIN): Check for a TS_COMMON structure.
5207         (TREE_TYPE): Check for a TS_TYPED structure.
5208
5209 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
5210
5211         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
5212         cgraph_get_create_node instead of cgraph_node.
5213
5214 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
5215
5216         * c-parser.c (c_parser_initelt): Updated call to
5217         objc_build_message_expr.
5218         (c_parser_postfix_expression): Likewise.
5219
5220 2011-04-12  Kai Tietz  <ktietz@redhat.com>
5221
5222         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
5223         MASK_MS_BITFIELD_LAYOUT bit.
5224
5225 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
5226
5227         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
5228         assert it is always true.
5229         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
5230         moves.
5231
5232 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
5233
5234         * c-parser.c (c_lex_one_token): Rewritten conditional used when
5235         compiling Objective-C to be more efficient.
5236
5237 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
5238
5239         * opts-common.c (decode_cmdline_options_to_array): Remove variable
5240         argv_copied.
5241
5242 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
5243
5244         * recog.h, genoutput.c, optabs.c: Revert last patch.
5245
5246 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5247
5248         PR target/48090
5249         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
5250
5251 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
5252
5253         * recog.h (insn_operand_data): Add an "allows_mem" field.
5254         * genoutput.c (output_operand_data): Initialize it.
5255         * optabs.c (maybe_legitimize_operand_same_code): New function.
5256         (maybe_legitimize_operand): Use it when matching the original
5257         op->value.
5258
5259 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
5260
5261         * genpreds.c (process_define_predicate): Move most processing
5262         to gensupport.c.  Continue to validate the expression.
5263         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
5264         (process_define_predicate): Move processing to gensupport.c.
5265         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
5266         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
5267         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
5268         argument.
5269         (valid_predicate_name_p): New function, split out from old
5270         genpreds.c:process_define_predicate.
5271         (process_define_predicate): New function, combining code from
5272         old genpreds.c and genrecog.c functions.
5273         (process_rtx): Call it for DEFINE_PREDICATE and
5274         DEFINE_SPECIAL_PREDICATE.
5275
5276 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
5277
5278         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
5279         size of a '%A' memory reference.
5280         (T_DREG, T_QREG): New neon_builtin_type_bits.
5281         (arm_init_neon_builtins): Assert that the load and store operands
5282         are neon_struct_operands.
5283         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
5284         (NEON_ARG_MEMORY): New builtin_arg.
5285         (neon_dereference_pointer): New function.
5286         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
5287         Handle NEON_ARG_MEMORY.
5288         (arm_expand_neon_builtin): Update after above interface changes.
5289         Use NEON_ARG_MEMORY for loads and stores.
5290         * config/arm/predicates.md (neon_struct_operand): New predicate.
5291         * config/arm/iterators.md (V_two_elem): Tweak formatting.
5292         (V_three_elem): Use BLKmode for accesses that have no associated mode.
5293         (V_four_elem): Tweak formatting.
5294         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
5295         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
5296         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
5297         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
5298         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
5299         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
5300         (neon_vst4<mode>): Replace pointer operand with a memory operand.
5301         Use %A in the output template.
5302         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
5303         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
5304         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
5305         the width of the memory access.  Remove post-increment.
5306         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
5307
5308 2011-04-12  Nick Clifton  <nickc@redhat.com>
5309
5310         * config/v850/v850.c (expand_prologue): Do not use the CALLT
5311         instruction for interrupt handlers if the target is the basic V850
5312         architecture.
5313         (expand_epilogue): Likewise.
5314
5315 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
5316
5317         PR rtl-optimization/48549
5318         * combine.c (propagate_for_debug): Also stop after BB_END of
5319         this_basic_block.  Process LAST and just stop processing after it.
5320         (combine_instructions): If last_combined_insn has been deleted,
5321         set last_combined_insn to its PREV_INSN.
5322
5323 2011-04-12  Richard Guenther  <rguenther@suse.de>
5324
5325         PR tree-optimization/46076
5326         * gimple.h (struct gimple_statement_call): Add fntype field.
5327         (gimple_call_fntype): Adjust.
5328         (gimple_call_set_fntype): New function.
5329         * gimple.c (gimple_build_call_1): Set the call function type.
5330         * gimplify.c (gimplify_call_expr): Preserve the function
5331         type the frontend used for the call.
5332         (gimplify_modify_expr): Likewise.
5333         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
5334         function type.
5335         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
5336         function type.
5337         * tree-ssa.c (useless_type_conversion_p): Function pointer
5338         conversions are useless.
5339
5340 2011-04-12  Martin Jambor  <mjambor@suse.cz>
5341
5342         * cgraph.h (cgraph_node): Remove function declaration.
5343         (cgraph_create_node): Declare.
5344         (cgraph_get_create_node): Likewise.
5345         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
5346         Updated all callers.
5347         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
5348         the decl does not already exist.  Call cgraph_get_create_node instead
5349         of cgraph_node.
5350         (cgraph_get_create_node): New function.
5351         (cgraph_same_body_alias): Update comment.
5352         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
5353         assert it does not return NULL.
5354         (cgraph_update_edges_for_call_stmt): Likewise.
5355         (cgraph_clone_edge): Likewise.
5356         (cgraph_create_virtual_clone): Likewise.
5357         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
5358         instead of cgraph_node.
5359         (cgraph_add_new_function): Call cgraph_create_node or
5360         cgraph_get_create_node instead of cgraph_node.
5361         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
5362         instead of cgraph_node.
5363         (record_eh_tables): Likewise.
5364         (mark_address): Likewise.
5365         (mark_load): Likewise.
5366         (build_cgraph_edges): Call cgraph_get_create_node instead
5367         of cgraph_node.
5368         (rebuild_cgraph_edges): Likewise.
5369         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
5370         instead of cgraph_node.
5371         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
5372         cgraph_node.
5373         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
5374         cgraph_create_node instead of cgraph_node.
5375         * c-decl.c (finish_function): Call cgraph_get_create_node instead
5376         of cgraph_node.
5377         * lto-cgraph.c (input_node): Likewise.
5378         * lto-streamer-in.c (input_function): Likewise.
5379         * varasm.c (mark_decl_referenced): Likewise.
5380         (assemble_alias): Likewise.
5381
5382 2011-04-12  Martin Jambor  <mjambor@suse.cz>
5383
5384         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
5385         instead of cgraph_node and assert it does not return NULL.
5386         * lto-streamer-in.c (lto_read_body): Likewise.
5387         * omp-low.c (new_omp_context): Likewise.
5388         (create_task_copyfn): Likewise.
5389         * tree-emutls.c (lower_emutls_function_body): Likewise.
5390         * matrix-reorg.c (transform_allocation_sites): Likewise.
5391
5392 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
5393
5394         PR c/48552
5395         * c-typeck.c (build_asm_expr): Error out on attempts to use
5396         void type outputs or inputs for constraints that allow reg or
5397         don't allow memory.
5398
5399 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
5400             Richard Earnshaw  <rearnsha@arm.com>
5401
5402         PR target/48250
5403         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
5404         to use sign-magnitude offsets. Reject unsupported unaligned
5405         cases. Add detailed description in comments.
5406         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
5407         condition from TARGET_32BIT to TARGET_ARM.
5408
5409 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
5410
5411         * tree.h (struct typed_tree): New.
5412         (struct tree_common): Include it instead of tree_base.
5413         (TREE_TYPE): Update for new location of type field.
5414         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
5415         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
5416         (union tree_node): Add typed field.
5417         * treestruct.def (TS_TYPED): New.
5418         * lto-streamer.c (check_handled_ts_structures): Handle it.
5419         * tree.c (MARK_TS_TYPED): New macro.
5420         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
5421
5422 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
5423
5424         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
5425         (force_nonfallthru): Do not alter the loop nest if no basic block
5426         was created.
5427
5428 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
5429
5430         * config/i386/sse.md (VI): New mode iterator.
5431         (SSEMODEI): Remove.
5432         (AVX256MODEI): Ditto.
5433         (AVXMODEF4P): Ditto.
5434         (avxvecpsmode): Ditto.
5435         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
5436         (sse2_andnot<mode>3): New expander.
5437         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
5438         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
5439         (<any_logic:code><mode>3): Use VI mode iterator.
5440         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
5441         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
5442         (*andnottf3): Handle AVX three-operand constraints.
5443         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
5444
5445 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5446             Robert Millan  <rmh@gnu.org>
5447
5448         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
5449         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
5450         GNU_USER_DYNAMIC_LINKER64): Define.
5451         (REG_NAME): Don't undefine.
5452         (MD_UNWIND_SUPPORT): Undefine.
5453         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
5454         (REG_NAME): Don't undefine.
5455         (MD_UNWIND_SUPPORT): Undefine.
5456         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
5457
5458 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5459
5460         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
5461         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
5462
5463 2011-04-11  Xinliang David Li  <davidxl@google.com>
5464
5465         * value-profile.c (check_ic_target): New function.
5466         (gimple_ic_transform): Sanity check indirect call target.
5467         * gimple-low.c (gimple_check_call_args): Interface change.
5468         (gimple_check_call_matching_types): New function.
5469         * tree-inline.c (tree_can_inline_p): Call new function.
5470
5471 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
5472
5473         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
5474         tree-pretty-print.h & realmpfr.h.
5475
5476 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
5477
5478         PR middle-end/48464
5479         * ira.c (setup_pressure_classes): Fix typo in loop condition.
5480         (setup_allocno_and_important_classes): Ditto.
5481
5482 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5483
5484         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
5485         GNU_USER_DYNAMIC_LINKER.
5486         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
5487         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5488         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
5489         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5490         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5491         GNU_USER_TARGET_OS_CPP_BUILTINS.
5492         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
5493         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5494         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5495         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5496         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
5497         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5498         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5499         GNU_USER_TARGET_OS_CPP_BUILTINS.
5500         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5501         GNU_USER_DYNAMIC_LINKER.
5502         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5503         GNU_USER_TARGET_OS_CPP_BUILTINS.
5504         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
5505         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5506         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
5507         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5508         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
5509         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
5510         GNU_USER_DYNAMIC_LINKER64): Remove.
5511         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
5512         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5513         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5514         GNU_USER_DYNAMIC_LINKER.
5515         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5516         GNU_USER_TARGET_OS_CPP_BUILTINS.
5517         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5518         GNU_USER_TARGET_OS_CPP_BUILTINS.
5519         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
5520         to GNU_USER_TARGET_OS_CPP_BUILTINS.
5521         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5522         GNU_USER_TARGET_OS_CPP_BUILTINS.
5523         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
5524         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
5525         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
5526         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
5527         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5528         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5529         GNU_USER_DYNAMIC_LINKER.
5530         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5531         GNU_USER_TARGET_OS_CPP_BUILTINS.
5532         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
5533         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5534         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5535         GNU_USER_DYNAMIC_LINKER.
5536         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5537         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5538         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
5539         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5540         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5541         GNU_USER_DYNAMIC_LINKER.
5542         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
5543         GNU_USER_DYNAMIC_LINKERN32.
5544         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
5545         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
5546         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
5547         GNU_USER_DYNAMIC_LINKER32.
5548         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
5549         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5550         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5551         GNU_USER_DYNAMIC_LINKER.
5552         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5553         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5554         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
5555         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5556         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5557         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
5558         GNU_USER_DYNAMIC_LINKER32.
5559         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
5560         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
5561         GNU_USER_DYNAMIC_LINKER.
5562         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
5563         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5564         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
5565         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
5566         GNU_USER_DYNAMIC_LINKER64.
5567         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
5568         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5569         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5570         GNU_USER_DYNAMIC_LINKER.
5571         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
5572         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5573         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5574         GNU_USER_DYNAMIC_LINKER.
5575         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
5576         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5577         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
5578         GNU_USER_DYNAMIC_LINKER32.
5579         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
5580         GNU_USER_DYNAMIC_LINKER64.
5581         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
5582         GNU_USER_DYNAMIC_LINKER64.
5583         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
5584         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5585         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
5586         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5587         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5588
5589 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5590
5591         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
5592         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
5593         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
5594         GNU_USER_DYNAMIC_LINKER.
5595         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5596         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
5597         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
5598         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
5599         GNU_USER_DYNAMIC_LINKER64.
5600         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5601         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
5602         GNU_USER_LINK_EMULATION.
5603         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
5604         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
5605         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
5606         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
5607         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
5608         CPP_SPEC, CC1_SPEC): Remove.
5609         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
5610         (GNU_USER_DYNAMIC_LINKER): Define.
5611         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
5612         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
5613         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
5614         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
5615         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
5616         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
5617         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5618         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
5619         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
5620         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
5621         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
5622         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
5623         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
5624         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
5625         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
5626         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5627         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5628         GNU_USER_DYNAMIC_LINKER.
5629         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5630         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5631         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5632         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5633         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5634         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5635         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
5636         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
5637         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
5638         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
5639
5640 2011-04-11  Kai Tietz  <ktietz@redhat.com>
5641
5642         PR target/9601
5643         PR target/11772
5644         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
5645         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
5646         comment.
5647         (ix86_is_msabi_thiscall): Removed.
5648         (ix86_is_type_thiscall): Likewise.
5649         (ix86_get_callcvt): New function.
5650         (ix86_comp_type_attributes): Simplify check.
5651         (ix86_function_regparm): Use ix86_get_callcvt for calling
5652         convention attribute checks.
5653         (ix86_return_pops_args): Likewise.
5654         (ix86_static_chain): Likewise.
5655         (x86_this_parameter): Likewise.
5656         (x86_output_mi_thunk): Likewise.
5657         (ix86_function_type_abi): Optimize check for types without attributes.
5658         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
5659         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
5660         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
5661         by flag-values.
5662         (IX86_BASE_CALLCVT): Helper macro.
5663         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
5664         Use ix86_get_callcvt for calling convention attribute checks and avoid
5665         symbol-decoration for stdcall in TARGET_RTD case.
5666         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5667         Likewise.
5668         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
5669         for declaration.
5670
5671 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
5672
5673         * config/i386/sse.md (VI_128): New mode iterator.
5674         (VI12_128): Rename from SSEMODE12.
5675         (VI14_128): Rename from SSEMODE14.
5676         (VI124_128): New mode iterator.
5677         (VI24_128): Rename from SSEMODE248.
5678         (VI248_128): Rename from SSEMODE248.
5679         (SSEMODE124C8): Remove.
5680         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5681         (*sse2_<plusminus_insn><mode>3): Merge with
5682         *avx_<plusminus_insn><mode>3.
5683         (*mulv8hi3): Merge with *avx_mulv8hi3.
5684         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
5685         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
5686         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
5687         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
5688         (ashr<mode>3): Merge with *avx_ashr<mode>3.
5689         (lshr<mode>3): Merge with *avx_lshr<mode>3.
5690         (ashl<mode>3): Merge with *avx_ashl<mode>3.
5691         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
5692         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
5693         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5694         (*<smaxmin:code>v8hi3): Ditto.
5695         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
5696         (*<smaxmin:code>v16qi3): Ditto.
5697         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
5698         (*sse2_eq<mode>3): Ditto.
5699         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
5700         (*sse2_gt<mode>3): Ditto.
5701         (vcondv2di): Split out of vcond<mode>.
5702         (vconduv2di): Split out of vcondu<mode>.
5703
5704 2011-04-11  Richard Guenther  <rguenther@suse.de>
5705
5706         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
5707         before calling tree_low_cst.
5708
5709 2011-04-11  Richard Guenther  <rguenther@suse.de>
5710
5711         * stor-layout.c (layout_type): Compute all array index size operations
5712         in the original type.
5713         (initialize_sizetypes): Add comment.
5714         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
5715
5716 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5717
5718         * common.opt (Tbss=, Tdata=, Ttext=): New options.
5719
5720 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5721
5722         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
5723         of cgraph_node, handle NULL return value.
5724         (cgraph_global_info): Likewise.
5725         (cgraph_rtl_info): Likewise.
5726         * tree-inline.c (estimate_num_insns): Likewise.
5727         * gimplify.c (unshare_body): Likewise.
5728         (unvisit_body): Likewise.
5729         (gimplify_body): Likewise.
5730         * predict.c (optimize_function_for_size_p): Likewise.
5731         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
5732         (call_may_clobber_ref_p_1): Likewise.
5733         * varasm.c (function_section_1): Likewise.
5734         (assemble_start_function): Likewise.
5735
5736 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5737
5738         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
5739         of cgraph_node.
5740         * final.c (rest_of_clean_state): Likewise.
5741         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
5742         * passes.c (pass_init_dump_file): Likewise.
5743         (execute_all_ipa_transforms): Likewise.
5744         (function_called_by_processed_nodes_p): Likewise.
5745         * predict.c (maybe_hot_frequency_p): Likewise.
5746         (probably_never_executed_bb_p): Likewise.
5747         (compute_function_frequency): Likewise.
5748         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
5749         (unnest_nesting_tree_1): Likewise.
5750         (lower_nested_functions): Likewise.
5751         * tree-optimize.c (execute_fixup_cfg): Likewise.
5752         (tree_rest_of_compilation): Likewise.
5753         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
5754         * tree-sra.c (ipa_early_sra): Likewise.
5755         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
5756         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
5757         * ipa.c (record_cdtor_fn): Likewise.
5758         * ipa-inline.c (cgraph_early_inlining): Likewise.
5759         (compute_inline_parameters_for_current): Likewise.
5760         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
5761         * ipa-pure-const.c (local_pure_const): Likewise.
5762         * ipa-split.c (split_function): Likewise.
5763         (execute_split_functions): Likewise.
5764         * cgraphbuild.c (build_cgraph_edges): Likewise.
5765         (rebuild_cgraph_edges): Likewise.
5766         (cgraph_rebuild_references): Likewise.
5767         (remove_cgraph_callee_edges): Likewise.
5768         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
5769         (verify_cgraph_node): Likewise.
5770         (cgraph_analyze_functions): Likewise.
5771         (cgraph_preserve_function_body_p): Likewise.
5772         (save_inline_function_body): Likewise.
5773         (save_inline_function_body): Likewise.
5774         * tree-inline.c (copy_bb): Likewise.
5775         (optimize_inline_calls): Likewise.
5776
5777 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5778
5779         PR tree-optimization/48195
5780         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
5781         ipa_check_create_edge_args.
5782         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
5783         ipa_check_create_edge_args.
5784         * ipa-inline.c (inline_generate_summary): Do not call
5785         ipa_check_create_node_params and ipa_check_create_edge_args.
5786         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
5787         ipa_check_create_edge_args.
5788
5789 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
5790
5791         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
5792         instead of loop.
5793         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5794         * function.c (record_hard_reg_sets): Likewise.
5795         * ira.c (compute_regs_asm_clobbered): Likewise.
5796         * sched-deps.c (sched_analyze_1): Likewise.
5797         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
5798
5799 2011-04-09  Xinliang David Li  <davidxl@google.com>
5800
5801         PR tree-optimization/PR48484
5802         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
5803         has_valid_pred lazily
5804
5805 2011-04-09  Duncan Sands  <baldrick@free.fr>
5806
5807         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
5808
5809 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
5810
5811         * combine.c (combine_validate_cost): Adjust comments.  Set registered
5812         cost of I0 to zero at the end, if any.
5813
5814 2011-04-08  Xinliang David Li  <davidxl@google.com>
5815
5816         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
5817         to insane profile data.
5818
5819 2011-04-08  Xinliang David Li  <davidxl@google.com>
5820
5821         * ipa-cp.c (ipcp_update_profiling): Correct
5822          negative scale factor due to insane profile data.
5823
5824 2011-04-08  Xinliang David Li  <davidxl@google.com>
5825
5826         * final.c (dump_basic_block_info): New function.
5827         (final): Dump basic block.
5828         (final_scan_insn): Remove old dump.
5829
5830 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
5831
5832         PR target/47829
5833         * config.gcc (i386-*-freebsd): Disable unwind table generation for
5834         crtbegin/crtend.
5835
5836 2011-04-08  Michael Matz  <matz@suse.de>
5837
5838         PR middle-end/48389
5839         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
5840         functions.
5841         (rebuild_jump_labels): Call rebuild_jump_labels_1.
5842         * rtl.h (rebuild_jump_labels_chain): Declare.
5843         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
5844         insns inserted on edges.
5845
5846 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
5847
5848         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
5849         * config/arm/arm-arches.def: New.
5850         * config/arm/arm-opts.h: New.
5851         * config/arm/genopt.sh: New.
5852         * config/arm/arm-tables.opt: New (generated).
5853         * config/arm/arm.c (arm_handle_option, arm_target_help,
5854         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
5855         (all_architectures): Get most table contents from arm-arches.def.
5856         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
5857         arm_selected_tune here.
5858         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
5859         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
5860         (march=, mcpu=, mtune=): Use Enum and Var.
5861         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
5862         (arm.o): Update dependencies.
5863
5864 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
5865
5866         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
5867         of header_file.
5868         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
5869         (write_typed_alloc_defns): Likewise.
5870         (main): Calls write_typed_alloc_defns with output_header.
5871
5872 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
5873
5874         PR inline-asm/48435
5875         * ira-color.c (setup_profitable_hard_regs): Add comments.
5876         Don't take prohibited hard regs into account.
5877         (setup_conflict_profitable_regs): Rename to
5878         get_conflict_profitable_regs.
5879         (check_hard_reg_p): Check prohibited hard regs.
5880
5881 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
5882
5883         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
5884         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
5885         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
5886
5887 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5888
5889         PR target/48366
5890         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
5891         move from floating point to shift amount register.
5892         (emit_move_sequence): Remove secondary reload support for floating
5893         point to shift amount amount register copies.
5894         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
5895         amount register copies.
5896         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
5897         register, return false if mode isn't a scalar integer mode.
5898         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
5899
5900 2011-04-08  Richard Guenther  <rguenther@suse.de>
5901
5902         * gimple.c (gimple_call_flags): Remove kludge.
5903
5904 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5905
5906         * sel-sched.c (sel_region_init): Move call to
5907         sel_setup_region_sched_flags after setup_current_loop_nest.
5908
5909 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
5910
5911         PR rtl-optimization/48272
5912         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
5913         init_insn_reg_pressure_info.  Adjust a caller.
5914         * sched-int.h (init_insn_reg_pressure_info): Declare.
5915         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
5916         when sched-pressure is enabled.
5917
5918 2011-04-08  Richard Guenther  <rguenther@suse.de>
5919
5920         * gimple.c (gimple_set_modified): Do not queue calls to
5921         MODIFIED_NORETURN_CALLS here ...
5922         * tree-ssa-operands.c (update_stmt_operands): ... but here.
5923
5924 2011-04-08  Richard Guenther  <rguenther@suse.de>
5925
5926         PR lto/48467
5927         * toplev.c (lang_dependent_init): Do not open asm_out_file
5928         in WPA mode, nor perform debug machinery initialization.
5929         (finalize): Do not unlink asm_out_file in WPA mode.
5930
5931 2011-04-08  Richard Guenther  <rguenther@suse.de>
5932
5933         * gimple.h (gimple_call_fntype): New function.
5934         (gimple_call_return_type): Use it.
5935         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
5936         * gimple-low.c (gimple_check_call_args): Likewise.
5937         * gimple.c (gimple_call_flags): Likewise.
5938         (gimple_call_arg_flags): Likewise.
5939         (gimple_call_return_flags): Likewise.
5940         * tree-cfg.c (verify_gimple_call): Likewise.
5941         (do_warn_unused_result): Likewise.
5942         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5943         * value-prof.c (gimple_ic_transform): Fix fndecl check.
5944
5945 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
5946
5947         PR rtl-optimization/48235
5948         * sel-sched.c (code_motion_process_successors): Recompute the last
5949         insn in basic block if control flow changed.
5950         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
5951         Update condition for ilist_remove.
5952
5953 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5954
5955         PR rtl-optimization/48302
5956         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
5957         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
5958         it to record added preheader blocks.
5959         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
5960         on to sel_add_loop_preheaders.
5961         (sel_region_init): Move call to setup_current_loop_nest after
5962         sel_init_bbs.
5963
5964 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5965
5966         PR target/48273
5967         * cfgloop.h (loop_has_exit_edges): New helper.
5968         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
5969         non-clonable.
5970         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
5971         that have no exit edges.
5972
5973 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5974
5975         PR rtl-optimization/48442
5976         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
5977         all callers.  Adjust assert.
5978
5979 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
5980
5981         PR tree-optimization/48377
5982         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
5983         is_packed to true even for types with smaller TYPE_ALIGN than
5984         TYPE_SIZE.
5985
5986 2011-04-08  Richard Guenther  <rguenther@suse.de>
5987
5988         PR bootstrap/48513
5989         * doc/tm.texi: Re-generate.
5990
5991 2011-04-08  Wei Guozhi  <carrot@google.com>
5992
5993         PR target/47855
5994         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
5995         * config/arm/arm.c (arm_attr_length_push_multi): New function.
5996         * config/arm/arm.md (*push_multi): Change the length computation to
5997         call a C function.
5998
5999 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
6000
6001         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
6002         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
6003         * doc/tm.texi: Regenerate.
6004         * system.h (ASM_OUTPUT_BSS): Poison.
6005         * varasm.c (asm_output_bss): Remove function.
6006         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
6007
6008         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
6009         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
6010         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
6011         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6012         Likewise.
6013         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6014         Likewise.
6015         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6016         Likewise.
6017         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6018
6019 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
6020
6021         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
6022         EnumValue lines.
6023
6024 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
6025
6026         * config/m68k/m68k.c (m68k_handle_option): Don't handle
6027         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
6028         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
6029         OPT_mcpu32.
6030         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
6031         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
6032         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
6033         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
6034         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
6035         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
6036         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
6037         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
6038         options.  Don't map other m68k options manually.  Don't handle
6039         old-style options as canonical.
6040         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
6041         * doc/install.texi (m68k-*-*): Document binutils version requirement.
6042
6043 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
6044
6045         * basic-block.h (force_nonfallthru): Move to...
6046         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
6047         (force_nonfallthru): ...here.
6048         * cfghooks.c (force_nonfallthru): New function.
6049         * cfgrtl.c (force_nonfallthru): Rename into...
6050         (rtl_force_nonfallthru): ...this.
6051         (commit_one_edge_insertion): Do not set AUX field.
6052         (commit_edge_insertions): Do not discover new basic blocks.
6053         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
6054         (cfg_layout_rtl_cfg_hooks): Likewise.
6055         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
6056         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
6057         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
6058
6059 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
6060
6061         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
6062         Remove macros.
6063
6064 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
6065
6066         * config/i386/sse.md: Update copyright year.
6067         (avxcvtvecmode): Remove.
6068         (sse_movhlps): Merge with *avx_movhlps.
6069         (sse_movlhps): Merge with *avx_movlhps.
6070         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
6071         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
6072         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
6073         (sse_loadhps): Merge with *avx_loadhps.
6074         (sse_storelps): Merge with *avx_storelps.
6075         (sse_loadlps): Merge with *avx_loadlps.
6076         (sse_movss): Merge with *avx_movss.
6077         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
6078         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
6079         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
6080         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
6081         (vec_set<mode>_0): Ditto.
6082         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
6083         (sse4_1_insertps): Merge with *avx_insertps.
6084         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
6085         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
6086         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
6087         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
6088         (sse2_storehpd): Merge with *avx_storehpd.
6089         (sse2_loadhpd): Merge with *avx_loadhpd.
6090         (sse2_loadlpd): Merge with *avx_loadlpd.
6091         (sse2_movsd): Merge with *avx_movsd.
6092         (*vec_concatv2df): Merge with *vec_concatv2df.
6093
6094 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
6095
6096         PR debug/48343
6097         * combine.c (combine_instructions): Add last_combined_insn,
6098         update it if insn is after it, pass it to all try_combine calls.
6099         (try_combine): Add last_combined_insn parameter, pass it instead of
6100         i3 to propagate_for_debug.
6101
6102 2011-04-07  Nick Clifton  <nickc@redhat.com>
6103
6104         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
6105         to handle MDR <-> data register transfers.
6106         (movhi_internal): Likewise.
6107
6108 2011-04-07  Alan Modra  <amodra@gmail.com>
6109
6110         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
6111         previous stack info.
6112
6113 2011-04-07  Tom de Vries  <tom@codesourcery.com>
6114
6115         PR target/43920
6116         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
6117         flow_find_cross_jump.  Swap variables to implement backward replacement.
6118         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
6119
6120 2011-04-07  Tom de Vries  <tom@codesourcery.com>
6121
6122         PR target/43920
6123         * cfgcleanup.c (walk_to_nondebug_insn): New function.
6124         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
6125         and bb2.
6126         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
6127         src1 or src2.  Redirect edges to the last basic block.  Update
6128         frequency and count on multiple basic blocks in case of fallthru.
6129
6130 2011-04-07  Tom de Vries  <tom@codesourcery.com>
6131
6132         PR target/43920
6133         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
6134         function.
6135         (old_insns_match_p): Change return type.  Replace return false/true
6136         with return dir_none/dir_both.  Use can_replace_by.
6137         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
6138         direction from dir_p.  Register replacement direction in dir, last_dir
6139         and afterlast_dir.  Handle new return type of old_insns_match_p using
6140         merge_dir.  Return replacement direction in dir_p.
6141         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
6142         return type of old_insns_match_p.
6143         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
6144         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
6145         flow_find_cross_jump.
6146         * basic-block.h (enum replace_direction): New type.
6147         (flow_find_cross_jump): Add parameter to declaration.
6148
6149 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
6150
6151         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
6152         (AVXMODEDCVTPS2DQ): Ditto.
6153         (VEC_FLOAT_MODE): Ditto.
6154         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
6155         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
6156         (<any_logic:code><mode>3): Use VF mode iterator.
6157         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
6158         Use VF mode iterator.
6159         (copysign<mode>3): Use VF mode iterator.
6160         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
6161         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
6162         (*<any_logic:code><MODEF:mode>3): Merge with
6163         *avx_<any_logic:code><MODEF:mode>3.
6164         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
6165         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
6166         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
6167         (avx_cvtdq2ps<avxmodesuffix>): Remove.
6168         (sse2_cvtdq2ps): Use %v modifier.
6169         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
6170         (avx_cvtps2dq<avxmodesuffix>): Remove.
6171         (sse2_cvtps2dq): Use %v modifier.
6172         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
6173         (avx_cvttps2dq<avxmodesuffix>): Remove.
6174         (sse2_cvttps2dq): Use %v modifier.
6175         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
6176         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
6177         (sse2_cvtsd2siq): Fix insn template.
6178         (sse2_cvtsd2siq_2): Ditto.
6179         (sse2_cvttsd2siq): Ditto.
6180         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
6181         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
6182
6183 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
6184
6185         * gcov-io.c: Use GCC Runtime Library Exception.
6186
6187 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
6188
6189         PR debug/48466
6190         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
6191         as base_reg whatever register reg has been eliminated to, instead
6192         of hardcoding STACK_POINTER_REGNUM.
6193
6194 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
6195
6196         * doc/tm.texi.in: Document C target hooks as separate from general
6197         target hooks.
6198         * doc/tm.texi: Regenerate.
6199         * genhooks.c (struct hook_desc): Add docname field.
6200         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
6201         docname field.
6202         (hook_array): Include c-target.def.
6203         (emit_documentation): Use docname field in output.
6204         (emit_init_macros): Take docname argument.  Only emit definitions
6205         for hooks matching docname.
6206         (main): Expect additional arguments in all cases.  Pass argument
6207         to emit_init_macros.
6208         * target.def: Move initial macro definitions and comments to
6209         target-hooks-macros.h.
6210         (gcc_targetcm): Move to c-family/c-target.def.
6211         * target.h (targetcm): Move declaration to c-family/c-target.h.
6212         * targhooks.c (default_handle_c_option): Move to
6213         c-family/c-opts.c.
6214         * targhooks.h (default_handle_c_option): Move declaration to
6215         c-family/c-common.h.
6216         * target-hooks-macros.h: New file.
6217         * config.gcc (target_has_targetcm): Define and use to add to
6218         c_target_objs and cxx_target_objs.
6219         * config/default-c.c: New file.
6220         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
6221         of target.h and target-def.h.
6222         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
6223         (darwin_objc_construct_string, darwin_cfstring_ref_p,
6224         darwin_check_cfstring_format_arg): Make static.
6225         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
6226         TARGET_STRING_OBJECT_REF_TYPE_P,
6227         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
6228         * config/darwin-protos.h (darwin_objc_construct_string,
6229         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
6230         declare.
6231         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
6232         TARGET_STRING_OBJECT_REF_TYPE_P,
6233         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
6234         * config/t-darwin (darwin-c.o): Update dependencies.
6235         * system.h (TARGET_HAS_TARGETCM): Poison.
6236         * Makefile.in (TARGET_H): Update.
6237         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
6238         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
6239         (default-c.o): New target.
6240         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
6241         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
6242         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
6243         c-target.def.
6244         (build/genhooks.o): Update dependencies.
6245
6246 2011-04-06  Richard Guenther  <rguenther@suse.de>
6247
6248         * ipa-inline.c (enum inlining_mode): Remove.
6249         (cgraph_flatten): Use some other token.
6250         (cgraph_edge_early_inlinable_p): New function, split out from ...
6251         (cgraph_perform_always_inlining): New function, split out from ...
6252         (cgraph_decide_inlining_incrementally): ... here.
6253         (cgraph_mark_inline_edge): Adjust.
6254         (cgraph_early_inlining): Re-structure.
6255         (pass_early_inline): Require SSA form.
6256
6257 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
6258             Julian Brown  <julian@codesourcery.com>
6259             Mark Shinwell  <shinwell@codesourcery.com>
6260
6261         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
6262         LO_REGS only for Thumb-1.
6263         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
6264         be used in short instructions when optimising for size on Thumb-2.
6265
6266 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
6267
6268         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
6269         associated with user returns to be preserved.
6270
6271 2011-04-06  Tristan Gingold  <gingold@adacore.com>
6272
6273         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
6274         symbol_queue_size, DBXOUT_DECR_NESTING,
6275         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
6276         if XCOFF_DEBUGGING_INFO.
6277
6278 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
6279
6280         * config/i386/i386.md (attribute isa): New.
6281         (attribute enabled): New.
6282         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
6283         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
6284         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
6285         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
6286         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
6287         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
6288         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
6289         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
6290
6291         * config/i386/sse.md (VF): New mode iterator.
6292         (VF1): Ditto.
6293         (VF2): Ditto.
6294         (VF_128): Ditto.
6295         (SSEMODEF4): Remove.
6296         (attribute sse): Handle V8SF and V4DF modes.
6297         (<absneg:code><mode>2): Use VF mode iterator.
6298         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
6299         mode iterator.
6300         (<plusminus_insn><mode>3): Use VF mode iterator.
6301         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
6302         Use VF mode iterator.
6303         (<sse>_vm<plusminus_insn><mode>3): Merge with
6304         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
6305         (mul<mode>3): Use VF mode iterator.
6306         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
6307         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
6308         mode iterator.
6309         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
6310         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
6311         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
6312         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
6313         mode iterator.
6314         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
6315         Use VF1 mode iterator.
6316         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
6317         (sqrt<VF2:mode>2): New expander.
6318         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
6319         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
6320         and sqrtv2df2.  Use VF mode iterator.
6321         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
6322         mode iterator.
6323         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
6324         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
6325         Use VF1 mode iterator.
6326         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
6327         (<smaxmin:code><mode>3): Use VF mode iterator.
6328         (*<smaxmin:code><mode>3_finite): Merge with
6329         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
6330         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
6331         (<sse>_vm<smaxmin:code><mode>2): Merge with
6332         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
6333         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
6334         mode iterator.
6335         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
6336         mode iterator.
6337         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
6338         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
6339         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
6340         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
6341         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
6342         VF mode iterator.
6343         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
6344         Use VF_128 mode iterator.
6345         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
6346         mode iterator.
6347         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
6348         VF_128 mode iterator.
6349         (vcond<mode>): Use VF mode iterator.
6350         * config/i386/predicates.md (sse_comparison_operator): Merge with
6351         avx_comparison_float_operator.  Do not declare as special_predicate.
6352         * config/i386/i386.c (struct builtin_description): Update for renamed
6353         compare patterns.
6354         (ix86_expand_args_builtin): Ditto.
6355         (ix86_expand_sse_compare_mask): Ditto.
6356
6357 2011-04-06  Richard Guenther  <rguenther@suse.de>
6358
6359         * tree-inline.c (estimate_num_insns): For calls simply account
6360         for all passed arguments and a used return value.
6361
6362 2011-04-06  Richard Guenther  <rguenther@suse.de>
6363
6364         PR tree-optimization/47663
6365         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
6366         call_stmt_time fields.
6367         (cgraph_edge_inlinable_p): Declare.
6368         (cgraph_edge_recursive_p): New inline function.
6369         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
6370         (cgraph_clone_edge): Copy it.
6371         * ipa-inline.c (cgraph_estimate_edge_time): New function.
6372         Account for call stmt time.
6373         (cgraph_estimate_time_after_inlining): Take edge argument.
6374         (cgraph_estimate_edge_growth): Account call stmt size.
6375         (cgraph_estimate_size_after_inlining): Take edge argument.
6376         (cgraph_mark_inline_edge): Adjust.
6377         (cgraph_check_inline_limits): Likewise.
6378         (cgraph_recursive_inlining_p): Remove.
6379         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
6380         (cgraph_decide_recursive_inlining): Take edge argument and
6381         adjust.
6382         (cgraph_decide_inlining_of_small_functions): Do not avoid
6383         diags for recursive inlining here.
6384         (cgraph_flatten): Adjust.
6385         (cgraph_decide_inlining_incrementally): Likewise.
6386         (estimate_function_body_sizes): Remove call cost handling.
6387         (compute_inline_parameters): Initialize caller edge call costs.
6388         (cgraph_estimate_edge_growth): New function.
6389         (cgraph_estimate_growth): Use it.
6390         (cgraph_edge_badness): Likewise.
6391         (cgraph_check_inline_limits): Take an edge argument.
6392         (cgraph_decide_inlining_of_small_functions): Adjust.
6393         (cgraph_decide_inlining): Likewise.
6394         * tree-inline.c (estimate_num_insns): Only account for call
6395         return value if it is used.
6396         (expand_call_inline): Avoid diagnostics on recursive inline
6397         functions here.
6398         * lto-cgraph.c (lto_output_edge): Output edge call costs.
6399         (input_edge): Input edge call costs.
6400
6401 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6402
6403         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
6404
6405 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
6406
6407         * doc/invoke.texi (Spec Files): Fix typo.
6408
6409 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
6410
6411         * profile.c (branch_prob): Move declaration of local variable.  Remove
6412         obsolete ??? comment.  Expand the location explicitly instead of using
6413         the LOCATION_FILE and LOCATION_LINE macros.
6414
6415 2011-04-06  Wei Guozhi  <carrot@google.com>
6416
6417         PR target/47855
6418         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
6419         (arm_cond_branch): Likewise.
6420         (arm_cond_branch_reversed): Likewise.
6421         (arm_jump): Likewise.
6422         (push_multi): Likewise.
6423         * config/arm/constraints.md (Py): New constraint.
6424
6425 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6426
6427         PR bootstrap/48471
6428         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
6429         Move these...
6430         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
6431         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
6432         #ifdef DBX_DEBUGGING_INFO.
6433
6434 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
6435
6436         PR bootstrap/48403
6437         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
6438         if old and new states differ.
6439
6440 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
6441
6442         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
6443         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
6444         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
6445         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
6446         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
6447         mcfv4e): Use Alias.
6448         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
6449         ColdFire options to -mcpu= options.
6450
6451 2011-04-05  Jeff Law  <law@redhat.com>
6452
6453         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
6454         check if BB is a successor of LOOP->header and return
6455         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
6456
6457 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
6458
6459         * cprop.c (struct reg_use): Remove.
6460         (reg_use_table): Make an array of RTX.
6461         (find_used_regs, constprop_register, local_cprop_pass,
6462         bypass_block): Simplify users of reg_use_table.
6463         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
6464         on one of the uses found by find_used_regs.
6465
6466 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6467
6468         PR bootstrap/48469
6469         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
6470         declaration.
6471
6472 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6473
6474         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
6475         as an rtx.
6476         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
6477
6478 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
6479
6480         PR middle-end/48441
6481         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
6482
6483 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6484
6485         * combine.c: Include obstack.h.
6486         (struct insn_link): Define.
6487         (uid_log_links): Adjust type.
6488         (FOR_EACH_LOG_LINK): New macro.
6489         (insn_link_obstack): Declare.
6490         (alloc_insn_link): Define.
6491         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
6492         type of link variables.
6493         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
6494         (try_combine, record_promoted_values, distribute_notes): Likewise.
6495         (distribute_links): Likewise.  Tweak prototype.
6496         (clear_log_links): Delete.
6497         (adjust_for_new_dest): Call alloc_insn_link.
6498         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
6499
6500 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6501
6502         * gcse.c (modify_mem_list): Convert to an array of VECs.
6503         (canon_modify_mem_list, compute_transp): Tweak formatting.
6504         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
6505         (load_killed_in_block_p): Likewise.
6506         (record_last_mem_set_info): Likewise.
6507         (clear_modify_mem_tables): Likewise.
6508
6509 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6510
6511         PR middle-end/48461
6512         * function.c (emit_use_return_register_into_block): Only define if
6513         HAVE_return.
6514
6515 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
6516
6517         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
6518
6519 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
6520
6521         * config/rx/rx-opts.h: New.
6522         * config/rx/rx.c (rx_cpu_type): Remove.
6523         (rx_handle_option): Don't assert that global structures are in
6524         use.  Access variables via opts pointer.  Defer most handling of
6525         OPT_mint_register_.  Use error_at.
6526         (rx_option_override): Handle deferred OPT_mint_register_ here.
6527         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
6528         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
6529         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
6530         (rx_cpu_types): New Enum and EnumValue entries.
6531         (mint-register=): Use Defer and use Var accordingly.
6532
6533 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6534
6535         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
6536         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
6537         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
6538         Move these...
6539         (debug_free_queue, debug_nesting, symbol_queue_index):
6540         ...and these...
6541         * dbxout.c: ...to here.  Make static.
6542
6543 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6544
6545         * gcse.c (modify_pair): Define.  Define a VEC of it.
6546         (canon_modify_mem_list): Convert to an array of VECs.
6547         (free_insn_expr_list_list): Delete.
6548         (clear_modify_mem_tables): Call VEC_free instead.
6549         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
6550         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
6551         (canon_list_insert, compute_transp): Likewise.
6552
6553 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6554
6555         PR target/43920
6556         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
6557         for size.
6558
6559 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6560
6561         PR target/43920
6562         * function.c (emit_use_return_register_into_block): New function.
6563         (thread_prologue_and_epilogue_insns): Use
6564         emit_use_return_register_into_block.
6565
6566 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6567
6568         PR target/43920
6569         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
6570         insn.
6571
6572 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6573
6574         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
6575
6576 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
6577
6578         * config/arm/arm.md (define_constants for unspec): Replace with
6579         define_c_enum.
6580         (define_constants for unspecv): Replace with define_c_enum.
6581         * config/arm/neon.md (define_constants for unspec): Replace with
6582         define_c_enum.
6583
6584 2011-04-04  Richard Henderson  <rth@redhat.com>
6585
6586         PR bootstrap/48400
6587         * dwarf2out.c (output_line_info): Always emit line info from
6588         at least one section.
6589         (dwarf2out_init): Create text_section_line_info here ...
6590         (set_cur_line_info_table): ... not here.
6591
6592 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
6593
6594         PR target/48380
6595         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
6596         not called.
6597
6598         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
6599
6600 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
6601
6602         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
6603         (expr_equiv_p): Remove.
6604         (insert_set_in_table): Look at <dest, src> pair instead of expr.
6605         (hash_scan_set): Update call to insert_set_in_table.
6606         (dump_hash_table): Dump <dest, src> pair.
6607         (lookup_set): Simplify.  Lookup <dest, src> pair.
6608         (compute_transp): Remove, fold heavily simplified code into...
6609         (compute_local_properties): ...here.  Expect COMP and TRANSP
6610         unconditionally.
6611         (find_avail_set): Take set directly from struct expr.
6612         (find_bypass-set): Likewise.
6613         (bypass_block): Likewise.
6614         (cprop_insn): Likewise.  Remove redundant INSN_P test.
6615
6616         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
6617         checks on form of COND from find_implicit_sets to here.
6618         (find_implicit_sets): Cleanup control flow. Split critical edges
6619         if it exposes implicit sets.  Allocate/resize implicit_sets as
6620         necessary.
6621         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
6622         changed something.  Run df_analyze after find_implicit_sets if any
6623         edges were split.  Do not allocate implicit_sets here.
6624
6625         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
6626         (gcse_obstack): Renamed to cprop_obstack.
6627         (GNEW, GNEWVEC, GNEWVAR): Remove.
6628         (gmalloc): Remove.
6629         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
6630         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
6631         (gcse_alloc): Likewise, and rename to cprop_alloc.
6632         (alloc_gcse_men, free_gcse_mem): Remove.
6633         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
6634         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
6635         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
6636
6637         * cprop.c (oprs_not_set_p): Remove.
6638         (mark_set, mark_clobber): Remove.
6639         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
6640         (reg_not_set_p): New function.
6641         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
6642         (cprop_insn): Likewise.
6643         (cprop_jump): Use FOR_EACH_EDGE.
6644
6645 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
6646
6647         PR bootstrap/48403
6648         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
6649         (rank_for_schedule): Use scheduled_insns vector instead of
6650         last_scheduled_insn.
6651         (ok_for_early_queue_removal): Likewise.
6652         (queue_to_ready): Search forward in nonscheduled_insns_begin if
6653         we have a dbg_cnt.
6654         (choose_ready): Likewise.
6655         (commit_schedule): Use VEC_iterate.
6656         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
6657         a dbg_cnt, use it and ensure the first insn is in the ready list.
6658         (haifa_sched_init): Allocate scheduled_insns.
6659         (sched_extend_ready_list): Don't allocate it; reserve space.
6660         (haifa_sched_finish): Free it.
6661
6662 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6663
6664         * optc-gen.awk: Always remove type from Variable entry before
6665         recording in var_seen.
6666
6667 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
6668
6669         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
6670         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
6671         call to tidy_fallthru_edges.
6672
6673 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6674
6675         * doc/options.texi (ToLower): Document.
6676         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
6677         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
6678         * opts.h (cl_option): Add cl_tolower field.
6679         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
6680         arguments with lowercase strings.
6681         * config/rx/rx.opt (mcpu=): Add ToLower.
6682         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
6683         argument.
6684
6685 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6686
6687         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
6688
6689 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6690
6691         * config/vax/vax.c: Include reload.h.
6692
6693 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
6694
6695         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
6696         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6697         (sparc_preferred_reload_class): New function.
6698
6699 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
6700
6701         PR debug/48401
6702         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6703         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
6704
6705 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
6706
6707         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
6708         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
6709
6710 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
6711
6712         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
6713         (ASM_OUTPUT_ALIGNED_BSS): Define.
6714
6715 2011-04-03  Michael Matz  <matz@suse.de>
6716
6717         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
6718         and next_slot members.
6719         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
6720         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
6721         (lto_streamer_cache_append): Declare.
6722         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
6723         unsigned index, remove offset parameter, ensure that we append
6724         or update existing entries.
6725         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
6726         parameter, update next_slot for append.
6727         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
6728         parameter.
6729         (lto_streamer_cache_insert_at): Likewise.
6730         (lto_streamer_cache_append): New function.
6731         (lto_streamer_cache_lookup): Use unsigned index.
6732         (lto_streamer_cache_get): Likewise.
6733         (lto_record_common_node): Don't test tree_node_can_be_shared.
6734         (preload_common_node): Adjust call to lto_streamer_cache_insert.
6735         (lto_streamer_cache_delete): Don't free offsets member.
6736         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
6737         (lto_output_string_with_length): Use lto_output_data_stream.
6738         (lto_output_tree_header): Remove ix parameter, don't write it.
6739         (lto_output_builtin_tree): Likewise.
6740         (lto_write_tree): Adjust callers to above, don't track and write
6741         offset, write unsigned index.
6742         (output_unreferenced_globals): Don't emit all global vars.
6743         (write_global_references): Use unsigned indices.
6744         (lto_output_decl_state_refs): Likewise.
6745         (write_symbol): Likewise.
6746         * lto-streamer-in.c (lto_input_chain): Move earlier.
6747         (input_function): Use unsigned index.
6748         (input_alias_pairs): Don't read and then ignore all global vars.
6749         (lto_materialize_tree): Remove ix_p parameter, don't read index,
6750         don't pass it back, use lto_streamer_cache_append.
6751         (lto_register_var_decl_in_symtab): Use unsigned index.
6752         (lto_register_function_decl_in_symtab): Likewise.
6753         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
6754         index.
6755         (lto_get_builtin_tree): Don't read index, use
6756         lto_streamer_cache_append.
6757         (lto_read_tree): Adjust call to lto_materialize_tree.
6758
6759         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
6760         don't use function calls in arguments to MIN.
6761
6762         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
6763         twice.
6764
6765         * gimple.c (gimple_type_leader_entry): Mark deletable.
6766
6767 2011-04-03  Alan Modra  <amodra@gmail.com>
6768
6769         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
6770
6771 2011-04-03  Michael Matz  <matz@suse.de>
6772
6773         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
6774         an integer.
6775         * tree.h (tree_decl_non_common.vindex): Adjust comment.
6776
6777 2011-04-03  Michael Matz  <matz@suse.de>
6778
6779         * cgraphbuild.c (record_reference): Canonicalize constructor values.
6780         * gimple-fold.c (canonicalize_constructor_val): Accept being called
6781         without function context.
6782         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
6783         current_function_decl and cfun.
6784
6785 2011-04-03  Michael Matz  <matz@suse.de>
6786
6787         * tree.c (decl_init_priority_insert): Don't create entry for
6788         default priority.
6789         (decl_fini_priority_insert): Ditto.
6790         (fields_compatible_p, find_compatible_field): Remove.
6791         * tree.h (fields_compatible_p, find_compatible_field): Remove.
6792         * gimple.c (gimple_compare_field_offset): Adjust block comment.
6793
6794 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
6795
6796         * combine.c (try_combine): Remove useless local variable.
6797
6798 2011-04-03  Richard Guenther  <rguenther@suse.de>
6799             Ira Rosen  <ira.rosen@linaro.org>
6800
6801         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
6802         non-variable offsets and compare the remaining bases of the two
6803         accesses instead of looking for exact same data-ref.
6804
6805 2011-04-02  Kai Tietz  <ktietz@redhat.com>
6806
6807         PR target/48416
6808         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
6809
6810         * i386.c (ix86_is_msabi_thiscall): New helper function.
6811         (ix86_is_type_thiscall): New helper function.
6812         (ix86_comp_type_attributes): Handle thiscall for method-functions
6813         special.
6814         (init_cumulative_args): Likewise.
6815         (find_drap_reg): Likewise.
6816         (ix86_static_chain): Likewise.
6817         (x86_this_parameter): Likewise.
6818         (x86_output_mi_thunk): Likewise.
6819
6820 2011-04-01  Olivier Hainque  <hainque@adacore.com>
6821             Nicolas Setton  <setton@adacore.com>
6822             Eric Botcazou  <ebotcazou@adacore.com>
6823
6824         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
6825         (add_gnat_descriptive_type_attribute): New function.
6826         (gen_array_type_die): Call it.
6827         (gen_enumeration_type_die): Likewise.
6828         (gen_struct_or_union_type_die): Likewise.
6829         (modified_type_die): Likewise.
6830         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
6831         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
6832         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
6833
6834 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6835
6836         PR bootstrap/48148
6837         * dwarf2out.c (resolve_addr): Don't call force_decl_die
6838         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
6839
6840         Revert:
6841         2011-03-17  Richard Guenther  <rguenther@suse.de>
6842
6843         PR bootstrap/48148
6844         * lto-cgraph.c (input_overwrite_node): Clear the abstract
6845         origin for decls in other ltrans units.
6846         (input_varpool_node): Likewise.
6847
6848 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6849
6850         PR middle-end/48335
6851         * expr.c (expand_assignment): Handle all possibilities
6852         if TO_RTX is CONCAT.
6853         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
6854         (store_split_bit_field): If SUBREG_REG (op0) or
6855         op0 itself has smaller mode than word, return it
6856         for offset 0 and const0_rtx for out-of-bounds stores.
6857         If word is const0_rtx, skip it.
6858
6859 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
6860
6861         * config/h8300/h8300.c (print_operand_address): Rename to...
6862         (h8300_print_operand_address): ...this. Make static. Adjust comments.
6863         Call h8300_print_operand and h8300_print_operand_address instead of
6864         print_operand and print_operand_address. Declare.
6865         (print_operand): Renake to...
6866         (h8300_print_operand): ...this. Make static. Adjust comments.
6867         Call h8300_print_operand instead of print_operand. Declare.
6868         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
6869         (h8300_register_move_cost): Likewise.
6870         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
6871         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
6872         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
6873         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
6874         * config/h8300/h8300-protos.h (print_operand): Delete.
6875         (print_operand_address): Delete.
6876
6877 2011-04-01  Richard Henderson  <rth@redhat.com>
6878
6879         PR 48400
6880         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
6881         in strict mode before dwarf4.  Re-order tests to early out
6882         before switching sections.
6883
6884 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
6885
6886         * config/h8300/constraints.md: New file.
6887         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
6888         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
6889         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
6890         * config/h8300/predicates.md (bit_operand): Likewise.
6891         (incdec_operand): Use satisfies_constraint_M and
6892         satisfies_constraint_O.  Don't use C code block.
6893         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
6894         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
6895         (compute_mov_length): Use satisfies_constraint_G.
6896         (fix_bit_operand): Use satisfies_constraint_U.
6897         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
6898         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
6899         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
6900         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
6901         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
6902         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
6903         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6904         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
6905         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
6906         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
6907         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
6908         (EXTRA_MEMORY_CONSTRAINT): Delete.
6909
6910 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
6911             Michael Meissner  <meissner@linux.vnet.ibm.com>
6912
6913         PR target/48262
6914         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
6915         operands, as per the specifications.
6916
6917         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
6918         (vec_extract_evenv4sf): Ditto.
6919         (vec_extract_evenv8hi): Ditto.
6920         (vec_extract_evenv16qi): Ditto.
6921         (vec_extract_oddv4si): Ditto.
6922
6923 2011-03-31  Mark Wielaard  <mjw@redhat.com>
6924
6925         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
6926         high_pc attribute if the CU has no associated code. Only output
6927         DW_AT_entry_pc for CU if not generating strict dwarf and
6928         dwarf_version < 4.
6929
6930 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
6931
6932         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
6933         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
6934         out of ...
6935         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
6936         * final.c (final_start_function): Call the new function rather
6937         than using a NULL argument for dwarf2out_frame_debug.
6938
6939         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
6940         that contains the prologue.
6941
6942         * haifa-sched.c (queue_insn): New arg REASON.  All callers
6943         changed.  Print it in debugging output.
6944
6945         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
6946
6947         * sched-ebb.c (begin_schedule_ready): Remove second argument.
6948         Split most of the code into...
6949         (begin_move_insn): ... here.  New function.
6950         (ebb_sched_info): Add a pointer to it.
6951         * haifa-sched.c (scheduled_insns): New static variable.
6952         (sched_extend_ready_list): Allocate it.
6953         (schedule_block): Use it to record the order of scheduled insns.
6954         Perform RTL changes to move insns only after all scheduling
6955         decisions have been made.
6956         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
6957         begin_move_insn field.
6958         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6959         * sched-int.h (struct haifa_sched_info): Remove second argument
6960         from begin_schedule_ready hook.  Add new member begin_move_insn.
6961         * sched-rgn.c (begin_schedule_ready): Remove second argument.
6962         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
6963
6964         * haifa-sched.c (prune_ready_list): New function, broken out of
6965         schedule_block.
6966         (schedule_block): Use it.
6967
6968 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6969
6970         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
6971
6972 2011-04-01  Kai Tietz  <ktietz@redhat.com>
6973
6974         * config.gcc (*-*-mingw*): Allow as option the
6975         posix threading model.
6976         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
6977         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
6978         definition.
6979         (CPP_SPEC): Add pthread/no-pthread handling.
6980         (LIB_SPEC): Likewise.
6981         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
6982         (LIB_SPEC): Likewise.
6983         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
6984         flag to pass -pthread option for shared libgcc build.
6985         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
6986         for shared libgcc build.
6987         * config/i386/t-mingw-pthread: New file.
6988         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
6989         New define to enable use of library pthread by default.
6990         * config/i386/mingw.opt (pthread): New driver option.
6991         (no-pthread): New driver option.
6992         * config/i386/cygming.opt: Make sure trailing empty line is retained.
6993         * config/i386/mingw-w64.opt: Likewise.
6994
6995 2011-04-01  Gary Funck  <gary@intrepid.com>
6996
6997         * c-decl.c (grokdeclarator): Fix formatting.
6998
6999 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7000
7001         * expr.c (emit_block_move_via_movmem): Use n_generator_args
7002         instead of n_operands.
7003         (set_storage_via_setmem): Likewise.
7004         * optabs.c (maybe_gen_insn): Likewise.
7005         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
7006         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
7007         (mips_expand_builtin_direct): Likewise.
7008         * config/spu/spu.c (expand_builtin_args): Likewise.
7009
7010 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7011
7012         * recog.h (insn_data_d): Add n_generator_args.
7013         * genoutput.c (data): Likewise.
7014         (output_insn_data): Print it.
7015         (max_opno, num_dups): Delete.
7016         (scan_operands): Just fill in "d->operand[...]".
7017         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
7018
7019 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7020
7021         * gensupport.h (pattern_stats): New structure.
7022         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
7023         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
7024         (max_operand_1, max_operand_vec): Delete.
7025         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
7026
7027 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
7028
7029         * emit-rtl.c (emit_pattern_after_setloc): New function.
7030         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
7031         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
7032         (emit_pattern_after): New function.
7033         (emit_insn_after, emit_jump_insn_after): Call it.
7034         (emit_call_insn_after, emit_debug_insn_after): Likewise.
7035         (emit_pattern_before_setloc): New function.
7036         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
7037         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
7038         Likewise.
7039         (emit_pattern_before): New function.
7040         (emit_insn_before, emit_jump_insn_before): Call it.
7041         (emit_call_insn_before, emit_debug_insn_before): Likewise.
7042
7043 2011-03-31  Richard Henderson  <rth@redhat.com>
7044
7045         * dwarf2out.c (dw_separate_line_info_ref): Remove.
7046         (dw_separate_line_info_entry): Remove.
7047         (enum dw_line_info_opcode): New.
7048         (dw_line_info_entry): Use it.
7049         (dw_line_info_table, dw_line_info_table_p): New.
7050         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
7051         (line_info_table, line_info_label_num): Remove.
7052         (line_info_table_in_use): Remove.
7053         (separate_line_info_table): Remove.
7054         (separate_line_info_table_allocated): Remove.
7055         (separate_line_info_table_in_use): Remove.
7056         (LINE_INFO_TABLE_INCREMENT): Remove.
7057         (line_info_label_num): New.
7058         (cur_line_info_table): New.
7059         (text_section_line_info, cold_text_section_line_info): New.
7060         (separate_line_info): New.
7061         (SEPARATE_LINE_CODE_LABEL): Remove.
7062         (print_dwarf_line_table): Remove.
7063         (debug_dwarf): Don't dump it.
7064         (output_one_line_info_table): New.
7065         (output_line_info): Use it.
7066         (new_line_info_table): New.
7067         (set_cur_line_info_table): New.
7068         (dwarf2out_switch_text_section): Use it.
7069         (dwarf2out_begin_function): Likewise.
7070         (push_dw_line_info_entry): New.
7071         (dwarf2out_source_line): Rewrite for new line info tables.
7072         (dwarf2out_init): Remove dead initailizations.
7073
7074 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
7075
7076         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
7077         various flags.
7078         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
7079         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
7080         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
7081         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
7082         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
7083         * opt-functions.awk (flag_init, switch_bit_fields): New.
7084         (switch_flags): Don't handle flags moved to bit-fields.  Don't
7085         generate CL_MISSING_OK or CL_SAVE.
7086         * optc-gen.awk: Update to generate bit-field output as well as
7087         flags field.
7088         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
7089         bit-field instead of CL_REJECT_DRIVER flag.
7090         * opts-common.c (generate_canonical_option,
7091         decode_cmdline_option): Use bit-fields instead of CL_* flags.
7092         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
7093         instead of CL_REJECT_NEGATIVE flag.
7094         * toplev.c (print_switch_values): Use cl_report bit-field instead
7095         of CL_REPORT flag.
7096
7097 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
7098
7099         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
7100         a zero minimum index only if it is redundant.
7101
7102 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
7103
7104         PR rtl-optimization/48381
7105         * ira-color.c (assign_hard_reg): Use hard reg set intersection
7106         instead of ira_class_hard_reg_index for calculating conflicting
7107         hard registers.
7108
7109 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
7110
7111         * cprop.c: Clean up hash table building.
7112         (reg_avail_info): Remove.
7113         (oprs_available_p): Remove.
7114         (record_last_reg_set_info): Remove.
7115         (record_last_set_info): Remove.
7116         (reg_available_p): New function.
7117         (gcse_constant_p): Do not treat unfolded conditions as constants.
7118         (make_set_regs_unavailable): New function.
7119         (hash_scan_set): Simplify with new reg_available_p.
7120         (compute_hash_table_work): Traverse insns stream only once.
7121         Do not compute reg_avail_info. Traverse insns in reverse order.
7122         Record implicit sets after recording explicit sets from the block.
7123
7124 2011-03-31  Michael Matz  <matz@suse.de>
7125
7126         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
7127
7128 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
7129
7130         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
7131         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
7132         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
7133         (h8300_mode_dependent_address_p): New function.
7134         (h8300_get_index): Make static.
7135
7136 2011-03-31  Jeff Law  <law@redhat.com>
7137
7138         * reload1.c (elimination_effects): Fix typo in recent change.
7139
7140         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
7141         typo potentially leading to null pointer dereference.
7142
7143         * caller-save.c (new_saved_hard_reg): Eliminate return value.
7144         (setup_save_areas): Corresponding changes to avoid useless
7145         assignments.
7146
7147         * jump.c (reversed_comparison_code_parts): Avoid successive return
7148         statements when REVERSE_CONDITION is defined.
7149
7150         * expr.c (expand_assignment): Avoid useless assignments.
7151         (expand_expr_real_1): Likewise.
7152         (expand_expr_real_2): Avoid useless statements.
7153
7154         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
7155
7156         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
7157
7158         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
7159         statements.
7160
7161         * stmt.c (expand_expr_stmt): Avoid useless assignment.
7162
7163 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
7164
7165         PR target/47109
7166         * doc/tm.texi.in (TARGET_VERSION): Remove.
7167         * doc/tm.texi: Regenerate.
7168         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
7169         * collect2.c (main): Don't use TARGET_VERSION.
7170         * mips-tdump.c (main): Don't use TARGET_VERSION.
7171         * mips-tfile.c (main): Don't use TARGET_VERSION.
7172         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
7173         * config/rs6000/vxworksae.h: Remove.
7174         * config/alpha/alpha.h (TARGET_VERSION): Remove.
7175         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
7176         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
7177         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
7178         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
7179         * config/arm/arm.h (TARGET_VERSION): Remove.
7180         * config/arm/coff.h (TARGET_VERSION): Remove.
7181         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
7182         * config/arm/elf.h (TARGET_VERSION): Remove.
7183         * config/arm/freebsd.h (TARGET_VERSION): Remove.
7184         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
7185         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
7186         * config/arm/pe.h (TARGET_VERSION): Remove.
7187         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
7188         * config/arm/semi.h (TARGET_VERSION): Remove.
7189         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
7190         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
7191         * config/arm/vxworks.h (TARGET_VERSION): Remove.
7192         * config/avr/avr.h (TARGET_VERSION): Remove.
7193         * config/bfin/bfin.h (TARGET_VERSION): Remove.
7194         * config/fr30/fr30.h (TARGET_VERSION): Remove.
7195         * config/frv/frv.h (TARGET_VERSION): Remove.
7196         * config/h8300/h8300.h (TARGET_VERSION): Remove.
7197         * config/i386/cygwin.h (TARGET_VERSION): Remove.
7198         * config/i386/darwin.h (TARGET_VERSION): Remove.
7199         * config/i386/darwin64.h (TARGET_VERSION): Remove.
7200         * config/i386/djgpp.h (TARGET_VERSION): Remove.
7201         * config/i386/freebsd.h (TARGET_VERSION): Remove.
7202         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
7203         * config/i386/gnu.h (TARGET_VERSION): Remove.
7204         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
7205         * config/i386/i386elf.h (TARGET_VERSION): Remove.
7206         * config/i386/linux.h (TARGET_VERSION): Remove.
7207         * config/i386/linux64.h (TARGET_VERSION): Remove.
7208         * config/i386/lynx.h (TARGET_VERSION): Remove.
7209         * config/i386/mingw32.h (TARGET_VERSION): Remove.
7210         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
7211         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
7212         * config/i386/netware.h (TARGET_VERSION): Remove.
7213         * config/i386/nto.h (TARGET_VERSION): Remove.
7214         * config/i386/openbsd.h (TARGET_VERSION): Remove.
7215         * config/i386/vxworks.h (TARGET_VERSION): Remove.
7216         * config/ia64/elf.h (TARGET_VERSION): Remove.
7217         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
7218         * config/ia64/hpux.h (TARGET_VERSION): Remove.
7219         * config/ia64/linux.h (TARGET_VERSION): Remove.
7220         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
7221         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
7222         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
7223         * config/lm32/lm32.h (TARGET_VERSION): Remove.
7224         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
7225         * config/m32c/m32c.h (TARGET_VERSION): Remove.
7226         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
7227         * config/m32r/m32r.h (TARGET_VERSION): Remove.
7228         * config/m68k/linux.h (TARGET_VERSION): Remove.
7229         * config/m68k/m68k.h (TARGET_VERSION): Remove.
7230         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
7231         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
7232         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
7233         * config/mep/mep.h (TARGET_VERSION): Remove.
7234         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
7235         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
7236         * config/mips/iris6.h (MACHINE_TYPE): Remove.
7237         * config/mips/linux.h (TARGET_VERSION): Remove.
7238         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
7239         * config/mips/vxworks.h (TARGET_VERSION): Remove.
7240         * config/mmix/mmix.h (TARGET_VERSION): Remove.
7241         * config/mn10300/linux.h (TARGET_VERSION): Remove.
7242         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
7243         * config/pa/pa.h (TARGET_VERSION): Remove.
7244         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
7245         * config/picochip/picochip.h (TARGET_VERSION): Remove.
7246         * config/rs6000/aix.h (TARGET_VERSION): Remove.
7247         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
7248         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
7249         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
7250         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
7251         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
7252         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
7253         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
7254         * config/rs6000/linux.h (TARGET_VERSION): Remove.
7255         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
7256         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
7257         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
7258         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
7259         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
7260         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
7261         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
7262         * config/s390/linux.h (TARGET_VERSION): Remove.
7263         * config/s390/s390.h (TARGET_VERSION): Remove.
7264         * config/s390/tpf.h (TARGET_VERSION): Remove.
7265         * config/score/score.h (TARGET_VERSION): Remove.
7266         * config/sh/linux.h (TARGET_VERSION): Remove.
7267         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
7268         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
7269         * config/sh/sh.h (TARGET_VERSION): Remove.
7270         * config/sh/sh64.h (TARGET_VERSION): Remove.
7271         * config/sh/superh.h (TARGET_VERSION): Remove.
7272         * config/sh/vxworks.h (TARGET_VERSION): Remove.
7273         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
7274         * config/sparc/linux.h (TARGET_VERSION): Remove.
7275         * config/sparc/linux64.h (TARGET_VERSION): Remove.
7276         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
7277         TARGET_NAME32, TARGET_NAME): Remove.
7278         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
7279         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
7280         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
7281         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
7282         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
7283         * config/spu/spu.h (TARGET_VERSION): Remove.
7284         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
7285         * config/v850/v850.h (TARGET_VERSION): Remove.
7286         * config/vax/linux.h (TARGET_VERSION): Remove.
7287         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
7288         * config/xtensa/elf.h (TARGET_VERSION): Remove.
7289         * config/xtensa/linux.h (TARGET_VERSION): Remove.
7290
7291 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
7292
7293         PR target/48142
7294         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
7295         frame-related from frame-unrelated adjustments to the stack pointer.
7296
7297 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
7298
7299         * common.opt (fdebug-types-section): Move earlier.
7300         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
7301
7302 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
7303
7304         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
7305         var.
7306
7307 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
7308
7309         * tree.h (CASE_CHAIN): Define.
7310         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
7311         (gimple_redirect_edge_and_branch): Likewise.
7312
7313 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
7314
7315         PR middle-end/48367
7316         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
7317         calculation.
7318
7319 2011-03-30  Jeff Law  <law@redhat.com>
7320
7321         * PR bootstrap/48371
7322         * reload1.c (reload): Fix botch in last change.
7323
7324         * reload.h (struct reload): Fix typo introduced in last change.
7325
7326 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
7327
7328         * config/arm/arm.opt (mhard-float, msoft-float): Mark
7329         Undocumented.  Remove help text.
7330         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
7331         -mhard-float.
7332
7333 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
7334
7335         * doc/options.texi (NegativeAlias): Document.
7336         (Alias): Mention NegativeAlias.
7337         * opt-functions.awk: Handle NegativeAlias.
7338         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
7339         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
7340         * opts.h (CL_NEGATIVE_ALIAS): Define.
7341         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
7342         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
7343         OPT_mspe_.
7344         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
7345         Alias entries.
7346         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
7347         mno-spe and mno-isel instead of mspe=no and -misel=no.
7348
7349 2011-03-29  Mark Wielaard  <mjw@redhat.com>
7350
7351         * common.opt (fdebug-types-section): New flag.
7352         * doc/invoke.texi: Document new -fno-debug-types-section flag.
7353         * dwarf2out.c (use_debug_types): New define.
7354         (struct die_struct): Mark die_id with GTY desc use_debug_types.
7355         (print_die): Guard output of type unit signatures using
7356         use_debug_types.
7357         (build_abbrev_table): Replace assert of dwarf_version >= 4
7358         with assert on use_debug_types.
7359         (size_of_die): Likewise.
7360         (unmark_dies): Likewise.
7361         (value_format): Decide AT_ref_external form on use_debug_types.
7362         (output_die): Replace dwarf_version version check guard with
7363         use_debug_types where appropriate.
7364         (modified_type_die): Likewise.
7365         (gen_reference_type_die): Likewise.
7366         (dwarf2out_start_source_file): Likewise.
7367         (dwarf2out_end_source_file): Likewise.
7368         (prune_unused_types_walk_attribs): Likewise.
7369         (dwarf2out_finish): Likewise.
7370
7371 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
7372
7373         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
7374
7375 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
7376
7377         PR rtl-optimization/48332
7378         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
7379         mode of input operand N and modeN to its actual mode.
7380
7381 2011-03-30  Jeff Law  <law@redhat.com>
7382
7383         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
7384         define accessor macro.
7385         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
7386         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
7387         (reg_equiv_init): Likewise.
7388         (reg_equivs_size): New variable.
7389         (reg_equiv_init_size): Remove.
7390         (allocate_initial_values): Move prototype to here from....
7391         * integrate.h (allocate_initial_values): Remove prototype.
7392         * integrate.c: Include reload.h.
7393         (allocate_initial_values): Corresponding changes.
7394         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
7395         (fix_reg_equiv_init, no_equiv): Corresponding changes.
7396         (update_equiv_regs): Corresponding changes.
7397         (ira): Corresponding changes.
7398         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
7399         (push_secondary_reload): Corresponding changes.
7400         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
7401         (make_memloc, find_reloads_address): Corresponding changes.
7402         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
7403         (find_reloads_address_1): Corresponding changes.
7404         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
7405         (refers_to_regno_for_reload_p): Corresponding changes.
7406         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
7407         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
7408         * reload1.c: Include ggc.h.
7409         (grow_reg_equivs): New function.
7410         (replace_pseudos_in, reload): Corresponding changes.
7411         (calculate_needs_all_insns, alter_regs): Corresponding changes.
7412         (eliminate_regs_1, elimination_effects): Corresponding changes.
7413         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
7414         (delete_output_reload): Likewise.
7415         * caller-save.c (mark_referenced_regs): Corresponding changes.
7416         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
7417         * frv/predicates.md (frv_load_operand): Corresponding changes.
7418         * microblaze/microblaze.c (double_memory_operand): Corresponding
7419         changes.
7420         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
7421         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
7422         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
7423         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
7424         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
7425         changes.
7426         * pa/pa.c (emit_move_sequence): Corresponding changes.
7427         * vax/vax.c (nonindexed_address_p): Corresponding changes.
7428
7429 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
7430
7431         PR target/47551
7432         * config/arm/arm.c (coproc_secondary_reload_class): Handle
7433         structure modes.  Don't check neon_vector_mem_operand for
7434         vector or structure modes.
7435
7436 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
7437             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7438
7439         PR target/43590
7440         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
7441         operand 1 and reshuffle the operands to match.
7442         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
7443
7444 2011-03-30  Christian Schüler  <cschueler@gmx.de>
7445
7446         PR driver/48208
7447         * config/c.opt (F): Added 'Driver' to -F option.
7448
7449         PR driver/48260
7450         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
7451           handler function.
7452         * config/darwin.opt: Added '-arch' option.
7453
7454 2011-03-30  Nick Clifton  <nickc@redhat.com>
7455
7456         * config/rx/rx.md: Add peepholes and patterns to combine
7457         extending loads and simple arithmetic instructions.
7458         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
7459         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
7460         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
7461         modes to use pre-decrement and post-increment addressing.
7462         (rx_is_restricted_memory_address): Add range checking of REG+INT
7463         addresses.
7464         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
7465         (rx_memory_move_cost): Adjust cost of stores.
7466         (rx_adjust_insn_length): New function.
7467
7468 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
7469
7470         PR c/48305
7471         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
7472         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
7473         matching arg00/arg01 types.
7474
7475 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
7476
7477         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
7478         last_location to UNKNOWN_LOCATION.
7479
7480 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
7481
7482         PR target/48349
7483         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
7484         FLOAT_SSE_REGS.
7485
7486 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
7487             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7488
7489         PR bootstrap/48337
7490         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
7491         Init(PROCESSOR_V7).
7492         (sparc_cpu): Likewise.
7493         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
7494         PROCESSOR_V7.
7495
7496 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7497
7498         PR target/48336
7499         PR middle-end/48342
7500         PR rtl-optimization/48345
7501         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
7502         hard regs for given mode from profitable regs when doing secondary
7503         allocation.
7504
7505 2011-03-29  Jeff Law  <law@redhat.com>
7506
7507         PR bootstrap/48327
7508         * tree-ssa-threadupdate.c (struct redirection_data): Remove
7509         do_not_duplicate field.
7510         (lookup_redirection_data): Corresponding changes.
7511         (create_duplicates): Always create a template block.
7512         (redirect_edges): Remove code which reused the original block
7513         when it was going to become unreachable code.
7514         (thread_block): Don't set do_not_duplicate field.
7515
7516 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
7517
7518         * lto-opts.c (register_user_option_p, lto_register_user_option):
7519         Make type argument unsigned.
7520         * lto-streamer.h (lto_register_user_option): Make type argument
7521         unsigned.
7522         * opth-gen.awk: Make CL_* macros unsigned.
7523         * opts-common.c (find_opt): Make lang_mask argument unsigned.
7524         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
7525         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
7526         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
7527         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
7528         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
7529         (find_opt): Make lang_mask argument unsigned.
7530
7531 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7532
7533         PR rtl-optimization/48331
7534         PR rtl-optimization/48334
7535         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
7536         for any used algorithm.
7537
7538 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7539
7540         * ira-conflicts.c (build_object_conflicts): Add unused attribute
7541         to parent_max.
7542
7543 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
7544
7545         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
7546         (alpha_option_override): Don't set alpha_sr_alias_set.
7547         (emit_frame_store_1): Use gen_frame_mem rather than calling
7548         set_mem_alias_set.
7549         (alpha_expand_epilogue): Ditto.
7550
7551 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
7552
7553         PR tree-optimization/48290
7554         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
7555         vectorization, check that relevant phis in the basic block after
7556         the inner loop are really inner loop's exit phis.
7557
7558 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
7559
7560         PR debug/48190
7561         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
7562         (cached_dw_loc_list_def): New structure.
7563         (cached_dw_loc_list): New typedef.
7564         (cached_dw_loc_list_table): New variable.
7565         (cached_dw_loc_list_table_hash): New function.
7566         (cached_dw_loc_list_table_eq): Likewise.
7567         (add_location_or_const_value_attribute): Take a bool cache_p.
7568         Cache the list when the parameter is true.
7569         (gen_formal_parameter_die): Update caller.
7570         (gen_variable_die): Likewise.
7571         (dwarf2out_finish): Likewise.
7572         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
7573         while generating debug info for the decl.
7574         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
7575         (dwarf2out_init): Initialize cached_dw_loc_list_table.
7576         (resolve_addr): Cache the result of resolving a chain of
7577         location lists.
7578
7579 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
7580
7581         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
7582         conflict object hard regset nodes have intersecting hard reg sets.
7583
7584         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
7585         after regstat_init_n_sets_and_refs.
7586
7587         * ira.c: Add more comments at the top.
7588         (setup_stack_reg_pressure_class, setup_pressure_classes):
7589         Add comments how we compute the register pressure classes.
7590         (setup_allocno_and_important_classes): Add more comments.
7591         (setup_class_translate_array, reorder_important_classes)
7592         (setup_reg_class_relations): Add comments.
7593
7594         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
7595         start of the file.
7596
7597         * ira-color.c: Add 2011 to the Copyright line.
7598         (assign_hard_reg):  Add more comments.
7599         (improve_allocation): Ditto.
7600
7601         * ira-costs.c: Add 2011 to the Copyright line.
7602         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
7603         comments.
7604         (setup_regno_cost_classes_by_mode): Ditto.
7605
7606         Initial patches from ira-improv branch:
7607
7608         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7609
7610         * ira-build.c (ira_create_object): Remove initialization of
7611         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
7612         (ira_create_allocno): Remove initialization of
7613         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
7614         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
7615         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7616         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
7617         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
7618         Initialize ALLOCNO_ADD_DATA.
7619         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
7620         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
7621         ALLOCNO_REG.
7622         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
7623         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
7624
7625         * ira.c (ira_reallocate): Remove.
7626         (setup_pressure_classes): Call
7627         ira_init_register_move_cost_if_necessary.  Use
7628         ira_register_move_cost instead of ira_get_register_move_cost.
7629         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
7630         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
7631
7632         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
7633         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7634         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
7635         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
7636         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
7637         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
7638         Fix formatting.
7639         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
7640         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7641         (struct allocno_color_data): New.
7642         (allocno_color_data_t): New typedef.
7643         (allocno_color_data): New definition.
7644         (ALLOCNO_COLOR_DATA): New macro.
7645         (struct object_color_data): New.
7646         (object_color_data_t): New typedef.
7647         (object_color_data): New definition.
7648         (OBJECT_COLOR_DATA): New macro.
7649         (update_copy_costs, calculate_allocno_spill_cost): Call
7650         ira_init_register_move_cost_if_necessary.  Use
7651         ira_register_move_cost instead of ira_get_register_move_cost.
7652         (move_spill_restore, update_curr_costs): Ditto.
7653         (allocno_spill_priority): Make it inline.
7654         (color_pass): Allocate and free allocno_color_dat and object_color_data.
7655         (struct coalesce_data, coalesce_data_t): New.
7656         (allocno_coalesce_data): New definition.
7657         (ALLOCNO_COALESCE_DATA): New macro.
7658         (merge_allocnos, coalesced_allocno_conflict_p): Use
7659         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
7660         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
7661         (coalesce_allocnos): Ditto.
7662         (setup_coalesced_allocno_costs_and_nums): Ditto.
7663         (collect_spilled_coalesced_allocnos): Ditto.
7664         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
7665         (setup_slot_coalesced_allocno_live_ranges): Ditto.
7666         (coalesce_spill_slots): Ditto.
7667         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
7668         free allocno_coalesce_data.
7669
7670         * ira-conflicts.c: Fix formatting.
7671         (process_regs_for_copy): Call
7672         ira_init_register_move_cost_if_necessary.  Use
7673         ira_register_move_cost instead of ira_get_register_move_cost.
7674         (build_object_conflicts): Optimize.
7675
7676         * ira-costs.c (record_reg_classes): Optimize.  Call
7677         ira_init_register_move_cost_if_necessary.  Use
7678         ira_register_move_cost, ira_may_move_in_cost, and
7679         ira_may_move_out_cost instead of ira_get_register_move_cost and
7680         ira_get_may_move_cost.
7681         (record_address_regs): Ditto.
7682         (scan_one_insn): Optimize.
7683         (find_costs_and_classes): Optimize.
7684         (process_bb_node_for_hard_reg_moves): Call
7685         ira_init_register_move_cost_if_necessary.  Use
7686         ira_register_move_cost instead of ira_get_register_move_cost.
7687
7688         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
7689         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
7690         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
7691         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
7692         definitions.
7693         (ira_initiate_emit_data, ira_finish_emit_data)
7694         (create_new_allocno): New functions.
7695         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
7696         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
7697         Use ira_register_move_cost instead of ira_get_register_move_cost.
7698
7699         * ira-int.h: Fix some comments.
7700         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
7701         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7702         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
7703         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
7704         add_data.
7705         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
7706         bitfield after mode.  Make hard_regno a short int.  Make
7707         hard_regno short.  Remove first_coalesced_allocno and
7708         next_coalesced_allocno.  Move mem_optimized_dest_p,
7709         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
7710         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
7711         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
7712         temp, colorable_p.  Add new member add_data.
7713         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
7714         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
7715         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
7716         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
7717         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
7718         (ALLOCNO_ADD_DATA): New macro.
7719         (ira_emit_data_t): New typedef.
7720         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
7721         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
7722         from struct ira_allocno.
7723         (ALLOCNO_EMIT_DATA): New macro.
7724         (ira_allocno_emit_data, allocno_emit_reg): New.
7725         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
7726         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
7727         (OBJECT_ADD_DATA): New macro.
7728         (ira_reallocate): Remove.
7729         (ira_initiate_emit_data, ira_finish_emit_data): New.
7730         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
7731         (ira_init_register_move_cost_if_necessary): New.
7732         (ira_object_conflict_iter_next): Merge into
7733         ira_object_conflict_iter_cond.
7734         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
7735
7736         * ira-live.c (process_single_reg_class_operands): Call
7737         ira_init_register_move_cost_if_necessary.  Use
7738         ira_register_move_cost instead of ira_get_register_move_cost.
7739
7740         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7741
7742         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
7743
7744         * ira-costs.c: Fix formatting.
7745         (cost_classes, cost_classes_num): Remove.
7746         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
7747         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
7748         (cost_classes_del, cost_classes_htab): New.
7749         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
7750         (initiate_regno_cost_classes, setup_cost_classes): New.
7751         (setup_regno_cost_classes_by_aclass): New.
7752         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
7753         (record_reg_classes): Use regno_cost_classes instead of
7754         cost_classes.  Move checking opposite operand up.
7755         (record_address_regs): Use regno_cost_classes
7756         instead of cost_classes.
7757         (scan_one_insn): Ditto.  Use always general register.
7758         (print_allocno_costs): Use regno_cost_classes instead of
7759         cost_classes.
7760         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
7761         (find_costs_and_classes): Set up cost classes for each registers.
7762         Use also their mode for this.  Use regno_cost_classes instead of
7763         cost_classes.
7764         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
7765         cost_classes.
7766         (free_ira_costs, ira_init_costs): Don't use cost_classes.
7767         (ira_costs, ira_set_pseudo_classes): Call
7768         initiate_regno_cost_classes and finish_regno_cost_classes.
7769
7770         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
7771
7772         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
7773
7774         * target.def (ira_cover_classes): Remove.
7775
7776         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
7777
7778         * doc/tm.texi.in: Ditto.
7779
7780         * ira-conflicts.c: Remove mentioning cover classes from the file.
7781         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
7782         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
7783
7784         * targhooks.c (default_ira_cover_classes): Remove.
7785
7786         * targhooks.h (default_ira_cover_classes): Ditto.
7787
7788         * haifa-sched.c: Remove mentioning cover classes from the file.
7789         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7790         ira_pressure_classes and ira_pressure_classes_num instead of
7791         ira_reg_class_cover_size and ira_reg_class_cover.  Use
7792         sched_regno_pressure_class instead of sched_regno_cover_class.
7793         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
7794         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7795
7796         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
7797         classes from the file.
7798         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
7799         (struct object_hard_regs, struct object_hard_regs_node): New.
7800         (struct ira_object): New members profitable_hard_regs,
7801         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
7802         (struct ira_allocno): Rename cover_class to aclass.  Rename
7803         cover_class_cost and updated_cover_class_cost to class_cost and
7804         updated_class_cost.  Remove splay_removed_p and
7805         left_conflict_size.  Add new members colorable_p.
7806         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
7807         (ALLOCNO_COLORABLE_P): New macro.
7808         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
7809         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
7810         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
7811         (OBJECT_...): Rename parameter C to O.
7812         (OBJECT_PROFITABLE_HARD_REGS): New macro.
7813         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
7814         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
7815         (struct target_ira_int): New members x_ira_max_memory_move_cost,
7816         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
7817         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
7818         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
7819         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
7820         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
7821         x_ira_reg_class_subunion.
7822         (ira_max_memory_move_cost, ira_max_register_move_cost)
7823         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
7824         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
7825         (ira_important_class_nums, ira_reg_class_superunion): New macros.
7826         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
7827         (ira_reg_class_union): Rename to ira_reg_class_subunion.
7828         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7829         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7830         (ira_tune_allocno_costs_and_cover_classes): Rename to
7831         ira_tune_allocno_costs.
7832         (ira_debug_hard_regs_forest): New.
7833         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
7834         (ira_object_conflict_iter_next): Fix comments.
7835         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
7836         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
7837         cover_class to aclass.
7838         (ira_allocate_and_accumulate_costs): Ditto.
7839         (ira_allocate_and_set_or_copy_costs): Ditto.
7840
7841         * opts.c (decode_options): Remove ira_cover_class check.
7842
7843         * ira-color.c: Remove mentioning cover classes from the file.  Use
7844         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
7845         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
7846         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7847         (splay-tree.h): Remove include.
7848         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
7849         before copy_freq_compare_func.
7850         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
7851         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
7852         New definitions.
7853         (hard_regs_roots, hard_regs_node_vec): Ditto.
7854         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
7855         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
7856         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
7857         (create_new_object_hard_regs_node): Ditto.
7858         (add_new_object_hard_regs_node_to_forest): Ditto.
7859         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
7860         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
7861         Ditto.
7862         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
7863         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
7864         (remove_unused_object_hard_regs_nodes): Ditto.
7865         (enumerate_object_hard_regs_nodes): Ditto.
7866         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
7867         (object_hard_regs_subnode_t): Ditto.
7868         (struct object_hard_regs_subnode): Ditto.
7869         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
7870         (setup_object_hard_regs_subnode_index): Ditto.
7871         (get_object_hard_regs_subnodes_num): Ditto.
7872         (form_object_hard_regs_nodes_forest): Ditto.
7873         (finish_object_hard_regs_nodes_tree): Ditto.
7874         (finish_object_hard_regs_nodes_forest): Ditto.
7875         (allocnos_have_intersected_live_ranges_p): Rename to
7876         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7877         (pseudos_have_intersected_live_ranges_p): Rename to
7878         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7879         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
7880         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
7881         (update_copy_costs): Remove assert.  Skip cost update if the hard
7882         reg does not belong the class.
7883         (assign_hard_reg): Process only profitable hard regs.
7884         (uncolorable_allocnos_num): Make it scalar.
7885         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
7886         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
7887         and ira_reg_class_max_nregs.
7888         (bucket_allocno_compare_func): Check frequency first.
7889         (sort_bucket): Add compare function as a parameter.
7890         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
7891         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
7892         (push_allocno_to_stack): Rewrite for checking new allocno
7893         colorability.
7894         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
7895         (push_only_colorable): Pass new parameter to sort_bucket.
7896         (push_allocno_to_spill): Remove.
7897         (allocno_spill_priority_compare): Make it inline and rewrite.
7898         (splay_tree_allocate, splay_tree_free): Remove.
7899         (allocno_spill_sort_compare): New function.
7900         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
7901         build and use splay tree.  Choose first allocno in uncolorable
7902         allocno bucket to spill.  Remove setting spill cost.
7903         (all_conflicting_hard_regs): Remove.
7904         (setup_allocno_available_regs_num): Check only profitable hard
7905         regs.  Print info about hard regs nodes.
7906         (setup_allocno_left_conflicts_size): Remove.
7907         (put_allocno_into_bucket): Don't call
7908         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
7909         (improve_allocation): New.
7910         (color_allocnos): Call setup_profitable_hard_regs,
7911         form_object_hard_regs_nodes_forest, improve_allocation,
7912         finish_object_hard_regs_nodes_forest.  Setup spill cost.
7913         (print_loop_title): Use pressure classes.
7914         (color_allocnso): Ditto.
7915         (do_coloring): Remove allocation and freeing splay_tree_node_pool
7916         and allocnos_for_spilling.
7917         (ira_sort_regnos_for_alter_reg): Don't setup members
7918         {first,next}_coalesced_allocno.
7919         (color): Remove allocating and freeing removed_splay_allocno_vec.
7920         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
7921         prohibited_class_mode_regs.
7922
7923         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
7924         formatting.
7925         (update_allocno_pressure_excess_length): Use pressure classes.
7926         (inc_register_pressure, dec_register_pressure): Check for pressure
7927         class.
7928         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
7929         pressure class.  Use ira_reg_class_nregs instead of
7930         ira_reg_class_max_nregs.
7931         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
7932         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
7933         (single_reg_class): Use ira_reg_class_nregs instead of
7934         ira_reg_class_max_nregs.
7935         (process_bb_node_lives): Use pressure classes.
7936
7937         * ira-emit.c: Remove mentioning cover classes from the file.  Use
7938         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7939         (change_loop): Use pressure classes.
7940         (modify_move_list): Call ira_set_allocno_class instead of
7941         ira_set_allocno_cover_class.
7942
7943         * ira-build.c: Remove mentioning cover classes from the file.  Use
7944         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
7945         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
7946         ALLOCNO_UPDATED_CLASS_COST instead of
7947         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7948         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
7949         (ira_create_allocno): Remove initialization of
7950         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
7951         ALLOCNO_COLORABLE_P.
7952         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7953         Update conflict regs for the objects.
7954         (create_cap_allocno): Remove assert.  Don't propagate
7955         ALLOCNO_AVAILABLE_REGS_NUM.
7956         (ira_free_allocno_costs): New function.
7957         (finish_allocno): Change a part of code into call of
7958         ira_free_allocno_costs.
7959         (low_pressure_loop_node_p): Use pressure classes.
7960         (object_range_compare_func): Don't compare classes.
7961         (setup_min_max_conflict_allocno_ids): Ditto.
7962
7963         * loop-invariant.c: Remove mentioning cover classes from the file.
7964         Use ira_pressure_classes and ira_pressure_classes_num instead of
7965         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
7966         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
7967         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7968         Use reg_allocno_class instead of reg_cover_class.
7969         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
7970         STACK_REG_COVER_CLASS.
7971         (get_regno_cover_class): Rename to get_regno_pressure_class.
7972         (move_loop_invariants): Initialize and finalize regstat.
7973
7974         * ira.c: Remove mentioning cover classes from the file.  Add
7975         comments about coloring without cover classes.  Use ALLOCNO_CLASS
7976         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7977         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
7978         setup_class_subset_and_memory_move_costs.
7979         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
7980         (setup_cover_and_important_classes): Rename to
7981         setup_allocno_and_important_classes.
7982         (setup_class_translate_array): New.
7983         (setup_class_translate): Call it for allocno and pressure classes.
7984         (cover_class_order): Rename to allocno_class_order.
7985         (comp_reg_classes_func): Use ira_allocno_class_translate instead
7986         of ira_class_translate.
7987         (reorder_important_classes): Set up ira_important_class_nums.
7988         (setup_reg_class_relations): Set up ira_reg_class_superunion.
7989         (print_class_cover): Rename to print_classes.  Add parameter.
7990         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7991         Print pressure classes too.
7992         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
7993         setup_reg_subclasses.
7994         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7995         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7996         (setup_prohibited_class_mode_regs): Use
7997         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
7998         (clarify_prohibited_class_mode_regs): New function.
7999         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
8000         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
8001         (ira_init_once): Initialize them.
8002         (free_register_move_costs): Process them.
8003         (ira_init): Move calls of find_reg_classes and
8004         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
8005         Call clarify_prohibited_class_mode_regs.
8006         (ira_no_alloc_reg): Remove.
8007         (too_high_register_pressure_p): Use pressure classes.
8008
8009         * sched-deps.c: Remove mentioning cover classes from the file.
8010         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
8011         ira_pressure_classes and ira_pressure_classes_num instead of
8012         ira_reg_class_cover_size and ira_reg_class_cover.
8013         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
8014         sched_regno_pressure_class instead of sched_regno_cover_class.
8015         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
8016         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
8017
8018         * ira.h: Add 2010 to Copyright.
8019         (ira_no_alloc_reg): Remove external.
8020         (struct target_ira): Rename x_ira_hard_regno_cover_class,
8021         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
8022         x_ira_class_translate to x_ira_hard_regno_allocno_class,
8023         x_ira_allocno_classes_num, x_ira_allocno_classes, and
8024         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
8025         x_ira_pressure_classes, x_ira_pressure_class_translate, and
8026         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
8027         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
8028         x_ira_no_alloc_regs.
8029         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
8030         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
8031         ira_allocno_classes_num and ira_allocno_classes.
8032         (ira_class_translate): Rename to ira_allocno_class_translate.
8033         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
8034         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
8035         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
8036         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
8037         (ira_no_alloc_regs): New.
8038
8039         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
8040         classes from the file.  Use ALLOCNO_CLASS instead of
8041         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
8042         ALLOCNO_COVER_CLASS_COST.
8043         (regno_cover_class): Rename to regno_aclass.
8044         (record_reg_classes): Use ira_reg_class_subunion instead of
8045         ira_reg_class_union.
8046         (record_address_regs): Check overflow.
8047         (scan_one_insn): Ditto.
8048         (print_allocno_costs): Print total mem cost fore regional allocation.
8049         (print_pseudo_costs): Use REG_N_REFS.
8050         (find_costs_and_classes): Use classes intersected with them on the
8051         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
8052         ira_reg_class_union.  Use ira_allocno_class_translate and
8053         regno_aclass instead of ira_class_translate and regno_cover_class.
8054         Modify code for finding regno_aclass.  Setup preferred classes for
8055         the next pass.
8056         (setup_allocno_cover_class_and_costs): Rename to
8057         setup_allocno_class_and_costs.  Use regno_aclass instead of
8058         regno_cover_class.  Use ira_set_allocno_class instead of
8059         ira_set_allocno_cover_class.
8060         (init_costs, finish_costs): Use regno_aclass instead of
8061         regno_cover_class.
8062         (ira_costs): Use setup_allocno_class_and_costs instead of
8063         setup_allocno_cover_class_and_costs.
8064         (ira_tune_allocno_costs_and_cover_classes): Rename to
8065         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
8066         by processing objects.  Use ira_reg_class_max_nregs instead of
8067         ira_reg_class_nregs.
8068
8069         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
8070
8071         * sched-int.h: Remove mentioning cover classes from the file.
8072         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
8073
8074         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
8075         classes from the file.
8076         (struct reg_pref): Rename coverclass into allocnoclass.
8077         (reg_cover_class): Rename to reg_allocno_class.
8078
8079         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
8080
8081         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
8082
8083         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8084
8085         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
8086
8087         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
8088
8089         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
8090
8091         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
8092
8093         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
8094
8095         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
8096
8097         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
8098
8099         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
8100         (i386_ira_cover_classes): Ditto.
8101
8102         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8103
8104         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
8105
8106         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
8107
8108         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
8109
8110         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
8111
8112         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
8113
8114         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
8115         (mips_ira_cover_classes): Ditto.
8116
8117         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
8118
8119         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
8120
8121         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
8122
8123         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
8124
8125         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
8126
8127         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
8128         (IRA_COVER_CLASSES_VSX): Ditto.
8129
8130         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
8131         (rs6000_ira_cover_classes): Ditto.
8132
8133         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
8134
8135         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
8136
8137         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
8138
8139         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
8140
8141         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
8142
8143         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
8144
8145         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
8146
8147         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
8148
8149         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
8150
8151         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
8152
8153 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
8154
8155         PR debug/48253
8156         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
8157         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
8158         dw_fde_unlikely_section_end_label, cold_in_std_section,
8159         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
8160         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
8161         fields.
8162         (output_fde): Use dw_fde_second_{begin,end} if second is
8163         true, otherwise dw_fde_{begin,end}.
8164         (output_call_frame_info): Test dw_fde_second_begin != NULL
8165         instead of dw_fde_switched_sections.
8166         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
8167         fields, initialize new fields.  Initialize in_std_section
8168         unconditionally from the first partition.
8169         (dwarf2out_end_epilogue): Don't override dw_fde_end when
8170         dw_fde_second_begin is non-NULL.
8171         (dwarf2out_switch_text_section): Stop initializing removed
8172         dw_fde_struct fields, initialize new fields, initialize
8173         also dw_fde_end here.  Set dw_fde_switch_cfi even when
8174         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
8175         (struct var_loc_list_def): Add last_before_switch field.
8176         (arange_table, arange_table_allocated, arange_table_in_use,
8177         ARANGE_TABLE_INCREMENT, add_arange): Removed.
8178         (size_of_aranges): Count !in_std_section and !second_in_std_section
8179         hunks in fdes, instead of looking at arange_table_in_use.
8180         (output_aranges): Add aranges_length argument, don't call
8181         size_of_aranges here.  Instead of using aranges_table*
8182         emit ranges for fdes when !in_std_section resp.
8183         !second_in_std_section.
8184         (dw_loc_list): Break ranges crossing section switch.
8185         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
8186         use dw_fde_second_end instead of dw_fde_end as end of last range.
8187         (gen_subprogram_die): Don't call add_arange.  Use
8188         dw_fde_{begin,end} for first partition and if switched
8189         section dw_fde_second_{begin,end} for the second.
8190         (var_location_switch_text_section_1,
8191         var_location_switch_text_section): New functions.
8192         (dwarf2out_begin_function): Initialize cold_text_section even
8193         when function_section () isn't text_section.
8194         (prune_unused_types): Don't walk arange_table.
8195         (dwarf2out_finish): Don't needlessly test
8196         flag_reorder_blocks_and_partition when testing cold_text_section_used.
8197         If info_section_emitted, call size_of_aranges and if it indicates
8198         non-empty .debug_aranges, call output_aranges with the computed
8199         size.  Stop using removed dw_fde_struct fields, use
8200         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
8201         for second.
8202
8203         PR debug/48203
8204         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
8205         create ENTRY_VALUE if incoming or address of incoming's MEM
8206         is a hard REG.
8207         * dwarf2out.c (mem_loc_descriptor): Don't emit
8208         DW_OP_GNU_entry_value of DW_OP_fbreg.
8209         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
8210         on ENTRY_VALUE is able to find the canonical parameter VALUE.
8211         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
8212         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
8213         ENTRY_VALUE_EXPs.
8214         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
8215         is a REG_P or MEM_P with REG_P address, compute hash directly
8216         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
8217         (preserve_only_constants): Don't clear VALUES forwaring
8218         ENTRY_VALUE to some other VALUE.
8219
8220 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
8221
8222         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
8223         instead of GEN_INT.
8224
8225 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
8226
8227         * cfgexpand.c (expand_gimple_cond): Always set the source location and
8228         block before expanding the statement.
8229         (expand_gimple_stmt_1): Likewise.  Set them here...
8230         (expand_gimple_stmt): ...and not here.  Tidy.
8231         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
8232         unknown.
8233
8234 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
8235
8236         * Makefile.in: New rule for cprop.o.
8237         * gcse.c: Move constant/copy propagation to cprop.c.
8238         (compute_local_properties): Only handle expression tables.
8239         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
8240         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
8241         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
8242         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
8243         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
8244         compute_cprop_data, find_used_regs, try_replace_reg,
8245         find_avail_set, cprop_jump, constprop_register, cprop_insn,
8246         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
8247         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
8248         find_bypass_set, reg_killed_on_edge, bypass_block,
8249         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
8250         execute_rtl_cprop, pass_rtl_cprop): Move to...
8251         * cprop.c: ...here.  New file, constant/copy propagation for RTL
8252         moved from gcse.c to here with minor cleanups in duplicated code.
8253
8254 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
8255
8256         * config/i386/i386.c (flag_opts): Fix a typo in
8257         -mavx256-split-unaligned-store.
8258
8259 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
8260
8261         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
8262         LIBCALL_VALUE): Remove macros.
8263         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
8264         TARGET_FUNCTION_VALUE_REGNO_P): Define.
8265         (h8300_function_value, h8300_libcall_value,
8266         h8300_function_value_regno_p): New functions.
8267
8268 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
8269
8270         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
8271
8272 2011-03-28  Jeff Law  <law@redhat.com>
8273
8274         * tree-ssa-threadupdate.c (redirect_edges): Call
8275         create_edge_and_update_destination_phis as needed.
8276         (create_edge_and_update_destination_phis): Accept new BB argument.
8277         All callers updated.
8278         (thread_block): Do not update the profile when threading around
8279         intermediate blocks.
8280         (thread_single_edge): Likewise.
8281         (determine_bb_domination_status): If BB is not a successor of the
8282         loop header, return NONDOMINATING.
8283         (register_jump_thread): Note when we register a jump thread around
8284         an intermediate block.
8285         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
8286         (thread_across_edge): Use it.
8287
8288 2011-03-28  Tristan Gingold  <gingold@adacore.com>
8289
8290         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
8291         when for_return is 2.
8292
8293 2011-03-28  Jeff Law  <law@redhat.com>
8294
8295         * var-tracking.c (canonicalize_values_mark): Delete unused
8296         lhs assignment.
8297         (canonicalize_values_star, set_variable_part): Likewise.
8298         (clobber_variable_part, delete_variable_part): Likewise.
8299
8300 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
8301
8302         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
8303
8304 2011-03-28  Martin Jambor  <mjambor@suse.cz>
8305
8306         * tree-inline.c (expand_call_inline): Do not check that destination
8307         node is analyzed.
8308         (optimize_inline_calls): Assert that destination node is analyzed.
8309         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
8310         not call tree_lowering_passes.
8311         * cgraph.h (cgraph_analyze_function): Declare.
8312         * cgraphunit.c (cgraph_analyze_function): Make public.
8313
8314 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
8315
8316         * config/sparc/sparc-opts.h: New.
8317         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
8318         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
8319         (sparc_option_override): Store processor_type enumeration rather
8320         than string in cpu_default.  Remove name and enumeration from
8321         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
8322         without using sparc_select.  Use target_flags_explicit instead of
8323         fpu_option_set.
8324         * config/sparc/sparc.h (enum processor_type): Move to
8325         sparc-opts.h.
8326         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
8327         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
8328         HeaderInclude entry.
8329         (mcpu=, mtune=): Use Var and Enum.
8330         (sparc_processor_type): New Enum and EnumValue entries.
8331
8332 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8333             Iain Sandoe  <iains@gcc.gnu.org>
8334
8335         PR target/48245
8336         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
8337
8338 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
8339
8340         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
8341         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
8342         Insert new statements at it in lieu of STMT.
8343         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
8344         * tree-vect-stmts.c (vectorizable_store): Likewise.
8345         (vectorizable_load): Likewise.
8346
8347 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
8348
8349         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
8350         (divtf3): Ditto.
8351         (multf3): Ditto.
8352         (subtf3): Ditto.
8353
8354 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
8355
8356         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
8357         unaligned 256bit load/store.
8358         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
8359         (*avx_movdqu<avxmodesuffix>): Likewise.
8360
8361 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8362
8363         PR target/48288
8364         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
8365         * config/pa/pa.md (iordi3): Use new predicate in expander.
8366         (iorsi3): Likewise.
8367
8368 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
8369
8370         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
8371         FUNCTION_VALUE_REGNO_P): Remove macros.
8372         * config/mips/mips-protos.h (mips_function_value): Remove.
8373         * config/mips/mips.c (mips_function_value): Rename to...
8374         (mips_function_value_1): ... this. Make static.  Handle receiving
8375         the function type in 'fn_decl_or_type' argument.
8376         (mips_function_value, mips_libcall_value,
8377         mips_function_value_regno_p): New function.
8378         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
8379         TARGET_FUNCTION_VALUE_REGNO_P): Define.
8380
8381 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
8382
8383         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
8384         and -mavx256-split-unaligned-store.
8385         (ix86_option_override_internal): Split 32-byte AVX unaligned
8386         load/store by default.
8387         (ix86_avx256_split_vector_move_misalign): New.
8388         (ix86_expand_vector_move_misalign): Use it.
8389
8390         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
8391         -mavx256-split-unaligned-store.
8392
8393         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
8394         256bit load/store.  Generate unaligned store on misaligned memory
8395         operand.
8396         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
8397         256bit load/store.
8398         (*avx_movdqu<avxmodesuffix>): Likewise.
8399
8400         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
8401         -mavx256-split-unaligned-store.
8402
8403 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
8404
8405         PR target/38598
8406         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
8407         Update commentary.
8408
8409 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
8410
8411         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
8412         opno arguments with an expand_operand.  Use create_input_operand.
8413         (mips_prepare_builtin_target): Delete.
8414         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
8415         functions.
8416         (mips_expand_builtin_direct): Use create_output_operand and
8417         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
8418         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
8419         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
8420
8421 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
8422
8423         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
8424         function.
8425         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8426
8427 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
8428
8429         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
8430         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
8431         basic blocks and call commit_edge_insertions directly.
8432         (fixup_abnormal_edges): Move from here to...
8433         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
8434         on the edges and return whether some have actually been inserted.
8435         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
8436         compensation code.
8437
8438 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
8439
8440         PR rtl-optimization/48144
8441         * sel-sched-ir.c (merge_history_vect): Factor out from ...
8442         (merge_expr_data): ... here.
8443         (av_set_intersect): Rename to av_set_code_motion_filter.
8444         Update all callers.  Call merge_history_vect when an expression
8445         is found in both sets.
8446         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
8447
8448 2011-03-26  Alan Modra  <amodra@gmail.com>
8449
8450         * config/rs6000/predicates.md (word_offset_memref_op): Handle
8451         cmodel medium addresses.
8452         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
8453         64-bit gpr loads and stores.
8454         (rs6000_secondary_reload_ppc64): New function.
8455         * config/rs6000/rs6000-protos.h: Declare it.
8456         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
8457
8458 2011-03-26  Alan Modra  <amodra@gmail.com>
8459
8460         PR target/47487
8461         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
8462         GNU Go in traceback table.
8463
8464 2011-03-25  Richard Henderson  <rth@redhat.com>
8465
8466         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
8467         if there are exactly 6 operands.
8468         (set_storage_via_setmem): Similarly.
8469
8470 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8471
8472         * collect2.c (write_c_file_stat): Handle backslash
8473         as right-hand directory separator.
8474         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
8475         checking just for slash.
8476         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
8477         instead of checking for trailing slash.
8478         * gcc.c (record_temp_file): Use filename_cmp instead
8479         of strcmp.
8480         (do_spec_1): Likewise.
8481         (replace_outfile_spec_function): Likewise.
8482         (is_directory): Use filename_ncmp instead of strncmp.
8483         (print_multilib_info): Likewise.
8484         * gcov.c (find_source): Use filename_cmp instead
8485         instead of strcmp.
8486         (make_gcov_file_name): Fix order of slash/backslash
8487         checks.
8488         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
8489         (add_standard_paths): Likewise.
8490         * mips-tfile.c (saber_stop): Handle backslash.
8491         * prefix.c (update_path): Use filename_ncmp instead of
8492         strncmp.
8493         * profile.c (output_location): Use filename_cmp instead
8494         of strcmp.
8495         * read-md.c (handle_toplevel_file): Handle backslash.
8496         * tlink.c (frob_extension):  Likewise.
8497         * tree-cfg.c (same_line_p): Use filename_cmp instead of
8498         strcmp.
8499         * tree-dump.c (dequeue_and_dump): Handle backslash.
8500         * tree.c (get_file_function_name): Likewise.
8501         * gengtype.c (read_input_list): Likewise.
8502         (get_file_realbasename): Likewise.
8503         (get_output_file_with_visibility): Use filename_cmp
8504         instead of strcmp.
8505
8506 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
8507
8508         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
8509         case to VFPv1.
8510
8511 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
8512
8513         * fold-const.c (expr_location_or): New function.
8514         (fold_truth_not_expr): Call it.
8515
8516 2011-03-25  Jeff Law  <law@redhat.com>
8517
8518         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
8519         va_end.
8520         * c-family/c-common.c (def_fn_type): Likewise.
8521         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
8522         * emit-rtl.c (gen_rtvec): Likewise.
8523         * lto/lto-lang.c (def_fn_type): Likewise.
8524
8525 2011-03-25  Richard Guenther  <rguenther@suse.de>
8526
8527         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
8528         also generate copies.
8529         (fini_copy_prop): Handle constant values properly.
8530
8531 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
8532
8533         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
8534         mode size instead of bitsize with DWARF2_ADDR_SIZE.
8535         (hash_loc_operands, compare_loc_operands): Handle
8536         DW_OP_GNU_entry_value.
8537
8538 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8539
8540         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
8541         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
8542         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
8543         comment and use macro TARGET_64BIT_MS_ABI instead.
8544         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
8545         and change default behavior for 32-bit MS_ABI.
8546         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
8547         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
8548         32-bit, too.
8549         (ix86_cfun_abi): Likewise.
8550         (ix86_maybe_switch_abi): Adjust comment.
8551         (init_cumulative_args): Check for bit-ness in MS_ABI case.
8552         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
8553         instead of checking for SYSV_ABI.
8554         (ix86_nsaved_sseregs): Likewise.
8555         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
8556         to 16 bytes.
8557         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
8558         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
8559         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
8560         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
8561         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
8562
8563 2011-03-25  Richard Guenther  <rguenther@suse.de>
8564
8565         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
8566         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
8567         (verify_gimple): Remove.
8568         * tree-cfg.c (verify_gimple_call): Merge verification
8569         from verify_stmts.
8570         (verify_gimple_phi): Merge verification from verify_stmts.
8571         (verify_gimple_label): New function.
8572         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
8573         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
8574         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
8575         (verify_stmts): Rename to verify_gimple_in_cfg.
8576         (verify_gimple_in_cfg): New function.
8577         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
8578         * tree-ssa.c (verify_ssa): Likewise.
8579         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
8580
8581 2011-03-25  Richard Guenther  <rguenther@suse.de>
8582
8583         * passes.c (init_optimization_passes): Add FRE pass after
8584         early SRA.
8585
8586 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
8587             Andrew Stubbs  <ams@codesourcery.com>
8588
8589         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
8590         for Cortex-A8.
8591         (arm_movdi_vfp_cortexa8): New pattern.
8592         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
8593         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
8594         instructions when tuning for Cortex-A8.  Set attribute "arch".
8595         * config/arm/arm.md: Move include arm-tune.md up a bit.
8596         (define_attr "arch"): Add "onlya8" and "nota8" values.
8597         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
8598
8599 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
8600
8601         PR bootstrap/48282
8602         Revert:
8603         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8604
8605         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8606         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8607         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8608         * passes.c (init_optimization_passes): Move
8609         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8610
8611 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8612
8613         * c-typeck.c (comptypes_internal): Replace target
8614         hook call of comp_type_attributes by version in tree.c file.
8615         * gimple.c (gimple_types_compatible_p_1): Likewise.
8616         * tree-ssa.c (useless_type_conversion_p): Likewise.
8617         * tree.c (build_type_attribute_qual_variant): Likewise.
8618         (attribute_value_equal): New static helper function.
8619         (comp_type_attributes): New function.
8620         (merge_attributes): Use attribute_value_equal for comparison.
8621         (attribute_list_contained): Likewise.
8622         * tree.h (comp_type_attributes): New prototype.
8623
8624 2011-03-25  Richard Guenther  <rguenther@suse.de>
8625
8626         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
8627         of complex types at -O0.
8628         (verify_gimple_assign_binary): Likewise.
8629         (verify_gimple_assign_ternary): Likewise.
8630
8631 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8632
8633         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
8634         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
8635
8636 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8637
8638         PR debug/48041
8639         * dwarf2out.c (output_abbrev_section): Only write table when
8640         abbrev_die_table_in_use > 1.
8641
8642 2011-02-24  Richard Henderson  <rth@redhat.com>
8643
8644         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
8645         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
8646         (alpha_expand_unaligned_load_words): Use extql.
8647         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
8648         (emit_insxl): Handle all modes for consistency.
8649
8650 2011-02-24  Richard Henderson  <rth@redhat.com>
8651
8652         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
8653         (alpha_expand_unaligned_load): Likewise.
8654         (alpha_expand_unaligned_store): Likewise.
8655         (alpha_expand_unaligned_load_words): Likewise.
8656         (alpha_expand_unaligned_store_words): Likewise.
8657         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
8658         (alpha_split_lock_test_and_set_12): Likewise.
8659         (print_operand, alpha_fold_builtin_extxx): Likewise.
8660         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
8661         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
8662         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
8663         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
8664         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
8665         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
8666         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
8667         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
8668         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
8669         (extwl, extll, extql): Similarly.
8670         (inswh, inslh, insqh): Similarly.
8671         (mskbl, mskwl, mskll, mskql): Similarly.
8672         (mskwh, msklh, mskqh): Similarly.
8673
8674 2011-02-24  Richard Henderson  <rth@redhat.com>
8675
8676         * config/alpha/alpha.md (attribute isa): Add er, ner.
8677         (attribute enabled): Handle them.
8678         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
8679
8680 2011-02-24  Richard Henderson  <rth@redhat.com>
8681
8682         * config/alpha/alpha.md (attribute isa): Add vms.
8683         (attribute enabled): Handle it.
8684         (*movsf): Merge *movsf_{nofix,fix,nofp}.
8685         (*movdf): Merge *movdf_{nofix,fix,nofp}.
8686         (*movtf): Rename from *movtf_internal for consistency.
8687         (*movsi): Merge with *movsi_nt_vms.
8688         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
8689         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
8690         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
8691         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
8692
8693 2011-02-24  Richard Henderson  <rth@redhat.com>
8694
8695         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
8696         (extendqisi2, extendhisi2): Likewise.
8697         (extendqidi2): Simplify BWX/non-BWX expansions.
8698         (extendhidi2): Similarly.
8699
8700 2011-02-24  Richard Henderson  <rth@redhat.com>
8701
8702         * config/alpha/alpha.md (attribute isa): New.
8703         (attribute enabled): New.
8704         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
8705         (zero_extendqisi2, zero_extendqidi2): Similarly.
8706         (zero_extendhisi2, zero_extendhidi2): Similarly.
8707         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
8708
8709 2011-02-24  Richard Henderson  <rth@redhat.com>
8710
8711         * config/alpha/predicates.md (input_operand): Revert last change;
8712         update comment to mention 32-bit VMS rather than Windows.
8713
8714 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8715
8716         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8717         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8718         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8719         * passes.c (init_optimization_passes): Move
8720         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8721
8722 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8723
8724         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
8725
8726 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8727
8728         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
8729         correctly.
8730
8731 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
8732
8733         PR debug/48204
8734         * simplify-rtx.c (simplify_const_unary_operation): Call
8735         real_convert when changing mode class with FLOAT_EXTEND.
8736
8737 2011-03-24  Nick Clifton  <nickc@redhat.com>
8738
8739         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
8740         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8741         * config/rx/rx.c (rx_option_override): Set align_jumps,
8742         align_loops and align_labels if not set by the user.
8743         (rx_align_for_label): New function.
8744         (rx_max_skip_for_label): New function.
8745         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
8746         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
8747         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
8748         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
8749         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
8750
8751 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8752
8753         PR rtl-optimization/48263
8754         * optabs.c (expand_binop_directly): Reinstate convert_modes code
8755         and original commutative_p handling.  Use maybe_gen_insn.
8756
8757 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8758
8759         * reload.c (find_reloads_subreg_address): Add address_reloaded
8760         parameter and return true there if the full address has been
8761         reloaded.
8762         (find_reloads_toplev): Pass address_reloaded flag.
8763         (find_reloads_address_1): Don't use address_reloaded parameter.
8764
8765 2011-03-24  Jeff Law  <law@redhat.com>
8766
8767         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
8768         unused variable "ann".
8769         (remove_unused_locals): Likewise.
8770
8771         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
8772         statement.
8773
8774         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
8775         after it is freed.
8776
8777 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8778
8779         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
8780         for invalid symbolic addresses.
8781         (s390_secondary_reload): Don't use s390_check_symref_alignment for
8782         larl operands.
8783
8784 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8785
8786         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
8787         the argument in calls to fold_truth_not_expr.
8788
8789 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8790
8791         * tree.c (record_node_allocation_statistics): New function.
8792         (make_node_stat, copy_node_stat, build_string): Call it.
8793         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
8794         (build1_stat, build_omp_clause): Likewise.
8795
8796 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8797
8798         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
8799         last commit.
8800
8801 2011-03-24  Richard Guenther  <rguenther@suse.de>
8802
8803         PR tree-optimization/48271
8804         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
8805         blocks that still exist.
8806
8807 2011-03-24  Richard Guenther  <rguenther@suse.de>
8808
8809         PR tree-optimization/48270
8810         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
8811         not free datarefs before ddrs.
8812
8813 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8814
8815         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
8816         from the address built for a reference with variable offset.
8817
8818 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8819
8820         PR target/48237
8821         * config/i386/i386.md (*movdf_internal_rex64): Do not split
8822         alternatives that can be handled with movq or movabsq insn.
8823         (*movdf_internal): Disable for !TARGET_64BIT.
8824         (*movdf_internal_nointeger): Ditto.
8825         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
8826
8827 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8828
8829         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8830         (FUNCTION_ARG_ADVANCE): Likewise.
8831         * tm.texi.in: Change references to them to hook references.
8832         * tm.texi: Regenerate.
8833         * targhooks.c (default_function_arg): Eliminate check for target macro.
8834         (default_function_incoming_arg): Likewise.
8835         (default_function_arg_advance): Likewise.
8836         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8837         (function_arg_advance): Likewise.
8838         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8839
8840 2011-03-24  Richard Guenther  <rguenther@suse.de>
8841
8842         PR middle-end/48269
8843         * tree-object-size.c (addr_object_size): Do not double-account
8844         for MEM_REF offsets.
8845
8846 2011-03-24  Diego Novillo  <dnovillo@google.com>
8847
8848         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
8849         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
8850         (lto_input_data_block): Move from lto-opts.c.  Make extern.
8851         Update all users.
8852         (lto_input_string): Rename from input_string.  Make extern.
8853         Update all users.
8854         * lto-streamer-out.c (lto_output_string_with_length): Rename from
8855         output_string_with_length.
8856         Output 0 to indicate a non-NULL string.  Update all callers to
8857         not emit 0.
8858         (lto_output_string): Rename from output_string.  Make extern.
8859         Update all users.
8860         (lto_output_decl_state_streams): Make extern.
8861         (lto_output_decl_state_refs): Make extern.
8862         * lto-streamer.h (lto_input_string): Declare.
8863         (lto_input_data_block): Declare.
8864         (lto_output_string): Declare.
8865         (lto_output_string_with_length): Declare.
8866         (lto_output_decl_state_streams): Declare.
8867         (lto_output_decl_state_refs): Declare.
8868
8869 2011-03-24  Richard Guenther  <rguenther@suse.de>
8870
8871         PR tree-optimization/46562
8872         * tree.c (build_invariant_address): New function.
8873         * tree.h (build_invariant_address): Declare.
8874         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
8875         a renamed function moved ...
8876         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
8877         Take valueization callback parameter.
8878         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
8879         * gimple-fold.h: New file.
8880         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
8881         (ccp_fold, fold_const_aggregate_ref,
8882         fold_ctor_reference, fold_nonarray_ctor_reference,
8883         fold_array_ctor_reference, fold_string_cst_ctor_reference,
8884         get_base_constructor): Move ...
8885         * gimple-fold.c: ... here.
8886         (gimple_fold_stmt_to_constant_1): New function
8887         split out from ccp_fold.  Take a valueization callback parameter.
8888         Valueize all operands.
8889         (gimple_fold_stmt_to_constant): New wrapper function.
8890         (fold_const_aggregate_ref_1): New function split out from
8891         fold_const_aggregate_ref.  Take a valueization callback parameter.
8892         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
8893         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
8894         invariant POINTER_PLUS_EXPRs to invariant form.
8895         (vn_valueize): New function.
8896         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
8897         * tree-vrp.c (vrp_valueize): New function.
8898         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
8899         to fold statements to constants.
8900         * tree-ssa-pre.c (eliminate): Properly guard propagation of
8901         function declarations.
8902         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
8903         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
8904
8905 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8906
8907         * config/h8300/predicates.md (jump_address_operand): Fix register
8908         mode check.
8909
8910 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
8911
8912         * doc/invoke.texi (max-stores-to-sink): Document.
8913         * params.h (MAX_STORES_TO_SINK): Define.
8914         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
8915         if either vectorization or if-conversion is disabled.
8916         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
8917         tree-vect-data-refs.c vect_equal_offsets.
8918         (dr_equal_offsets_p): New function.
8919         (find_data_references_in_bb): Remove static.
8920         * tree-data-ref.h (find_data_references_in_bb): Declare.
8921         (dr_equal_offsets_p): Likewise.
8922         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
8923         (vect_drs_dependent_in_basic_block): Update calls to
8924         vect_equal_offsets.
8925         (vect_check_interleaving): Likewise.
8926         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
8927         (cond_if_else_store_replacement): Rename to...
8928         (cond_if_else_store_replacement_1): ... this.  Change arguments and
8929         documentation.
8930         (cond_if_else_store_replacement): New function.
8931         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
8932         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
8933
8934 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
8935
8936         PR target/46934
8937         * config/arm/arm.md (casesi): Use the gen_int_mode() function
8938         to subtract lower bound instead of GEN_INT().
8939
8940 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
8941
8942         PR other/48179
8943         PR other/48221
8944         PR other/48234
8945         * doc/extend.texi (Alignment): Move section to match order in TOC.
8946         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8947         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
8948
8949 2011-03-23  Jeff Law  <law@redhat.com>
8950
8951         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
8952         before removing the edge.
8953
8954         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
8955         it may have been freed by redirect_branch_edge or
8956         redirect_edge_succ_nodup.
8957
8958 2011-03-23  Richard Guenther  <rguenther@suse.de>
8959
8960         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
8961         (check_va_list_escapes): Likewise.
8962         (check_all_va_list_escapes): Likewise.
8963
8964 2011-03-23  Richard Guenther  <rguenther@suse.de>
8965
8966         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
8967         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
8968         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
8969         (alias.o): Likewise.
8970         (ipa-type-escape.o): Remove.
8971         (ipa-struct-reorg.o): Likewise.
8972         (GTFILES): Remove ipa-struct-reorg.c.
8973         * alias.c: Do not include ipa-type-escape.h.
8974         * tree-ssa-alias.c: Likewise.
8975         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
8976         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
8977         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
8978         and ipa-type-escape passes.
8979         * tree-pass.h (pass_ipa_type_escape): Remove.
8980         (pass_ipa_struct_reorg): Likewise.
8981         * ipa-struct-reorg.h: Remove.
8982         * ipa-struct-reorg.c: Likewise.
8983         * ipa-type-escape.h: Likewise.
8984         * ipa-type-escape.c: Likewise.
8985         * doc/invoke.texi (-fipa-struct-reorg): Remove.
8986         (--param struct-reorg-cold-struct-ratio): Likewise.
8987         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8988         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8989         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
8990
8991 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8992
8993         * config/s390/2084.md: Enable all insn reservations also for z9_ec
8994         cpu attribute value.
8995         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
8996         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
8997         * config/s390/s390.c (processor_flags_table): New constant array.
8998         (s390_handle_arch_option): Remove.
8999         (s390_handle_option): Remove s390_handle_arch_option invocations
9000         and OPT_mwarn_framesize_ handling.
9001         (s390_option_override): Remove s390_handle_arch_option invocation.
9002         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
9003         warnings.
9004         * config/s390/s390.md (cpu attribute): Add z9_ec value.
9005         * config/s390/s390.opt (s390_tune, s390_arch)
9006         (march=): Replace s390_arch_option enum and values with
9007         processor_type.  Set variable name to s390_arch.  Set
9008         initialization value.
9009         (mtune=): Replace s390_arch_option with processor_type.  Set
9010         variable name to s390_tune.  Set initialization value.
9011
9012 2011-03-23  Julian Brown  <julian@codesourcery.com>
9013
9014         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
9015         accesses which are not naturally aligned.
9016
9017 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
9018
9019         PR target/47553
9020         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
9021
9022 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
9023
9024         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
9025         parameter from "int" to "enum insn_code".
9026         (expand_operand_type): New enum.
9027         (expand_operand): New structure.
9028         (create_expand_operand): New function.
9029         (create_fixed_operand, create_output_operand): Likewise
9030         (create_input_operand, create_convert_operand_to): Likewise.
9031         (create_convert_operand_from, create_address_operand): Likewise.
9032         (create_integer_operand): Likewise.
9033         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
9034         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
9035         (expand_insn, expand_jump_insn): Likewise.
9036         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
9037         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
9038         (expand_movstr, expand_builtin___clear_cache): Likewise.
9039         (expand_builtin_lock_release): Likewise.
9040         * explow.c (allocate_dynamic_stack_space): Likewise.
9041         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
9042         and use the default handling in that case.
9043         * expmed.c (check_predicate_volatile_ok): Delete.
9044         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
9045         (emit_cstore): Likewise.
9046         * expr.c (emit_block_move_via_movmem): Likewise.
9047         (set_storage_via_setmem, expand_assignment): Likewise.
9048         (emit_storent_insn, try_casesi): Likewise.
9049         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
9050         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
9051         (expand_vec_shift_expr, expand_binop_directly): Likewise.
9052         (expand_twoval_unop, expand_twoval_binop): Likewise.
9053         (expand_unop_direct, emit_indirect_jump): Likewise.
9054         (emit_conditional_move, vector_compare_rtx): Likewise.
9055         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
9056         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
9057         (expand_sync_lock_test_and_set): Likewise.
9058         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
9059         (emit_unop_insn): Likewise.
9060         (expand_copysign_absneg): Change icode to an insn_code.
9061         (create_convert_operand_from_type): New function.
9062         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
9063         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
9064         (expand_insn, expand_jump_insn): Likewise.
9065         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
9066         than const_int_operand for operand 2.
9067
9068 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9069
9070         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
9071         if possible.
9072
9073 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9074
9075         * emit-rtl.c (emit_pattern_before_noloc): New function.
9076         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
9077         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
9078         (emit_pattern_after_noloc): New function.
9079         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
9080         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
9081
9082 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9083
9084         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
9085         (__ffsDI2): Likewise.
9086
9087 2011-03-22  Richard Henderson  <rth@redhat.com>
9088
9089         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
9090         of !TARGET_ABI_OPEN_VMS.
9091         (alpha_trampoline_init, alpha_start_function): Likewise.
9092         (alpha_expand_epilogue, alpha_file_start): Likewise.
9093         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
9094         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
9095         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
9096         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
9097         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
9098
9099 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9100
9101         * config/s390/s390-opts.h: New.
9102         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
9103         s390_arch_flags, s390_warn_framesize, s390_stack_size,
9104         s390_stack_guard): Remove.
9105         (s390_handle_arch_option): Return void.  Take enum
9106         s390_arch_option value instead of string and searching array.
9107         (s390_handle_option): Don't assert that global structures are in
9108         use.  Access variables via opts pointer.  Use error_at.  Don't use
9109         sscanf for -mstack-guard= or -mstack-size=.  Update call to
9110         s390_handle_arch_option.
9111         (s390_option_override): Update call to s390_handle_arch_option.
9112         (s390_emit_prologue): Use %d format for s390_stack_size in
9113         diagnostic.  Use %wd for HOST_WIDE_INT.
9114         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
9115         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
9116         * config/s390/s390.opt (config/s390/s390-opts.h): New
9117         HeaderInclude entry.
9118         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
9119         s390_arch_flags, s390_warn_framesize): New Variable entries.
9120         (s390_arch_option): New Enum and EnumValue entries.
9121         (march=): Use Enum instead of Var.
9122         (mstack-guard=, mstack-size=): Use UInteger and Var.
9123         (mtune=): Use Enum.
9124
9125 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9126
9127         * config/score/score.c (score_handle_option): Don't assert that
9128         global structures are in use.  Access target_flags via opts
9129         pointer.  Use value of -march= option to determine target_flags
9130         settings.
9131         * config/score/score.opt (march=): Use Enum.
9132         (score_arch): New Enum and EnumValue entries.
9133
9134 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9135
9136         * config/mep/mep.c (option_mtiny_specified): Remove.
9137         (mep_option_override): Move register handling for -mivc2 from
9138         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
9139         instead of option_mtiny_specified.
9140         (mep_handle_option): Access target_flags via opts pointer.  Don't
9141         assert that global structures are in use.  Defer part of -mivc2
9142         handling and move it to mep_option_override.
9143         * config/mep/mep.opt (IVC2): New Mask entry.
9144         (mivc2): Use Var and Defer instead of Mask.
9145
9146 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9147
9148         * config/v850/v850-opts.h: New.
9149         * config/v850/v850.c (small_memory): Replace with
9150         small_memory_physical_max array.  Make that array static const.
9151         (v850_handle_memory_option): Take integer value of argument.  Take
9152         gcc_options pointer, option text and location.  Return void.
9153         Update for changes to small memory structures.
9154         (v850_handle_option): Access target_flags via opts pointer.  Don't
9155         assert that global structures are in use.  Update calls to
9156         v850_handle_memory_option.
9157         (v850_encode_data_area): Update references to small memory settings.
9158         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
9159         (enum small_memory_type): Move to v850-opts.h.
9160         * config/v850/v850.opt (config/v850/v850-opts.h): New
9161         HeaderInclude entry.
9162         (small_memory_max): New Variable entry.
9163         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
9164         (mtda, mzda): Likewise.
9165
9166 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9167
9168         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
9169         pointer.  Don't assert that global structures are in use.
9170
9171 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9172
9173         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
9174         via opts pointer.  Don't assert that global structures are in use.
9175
9176 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9177
9178         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
9179         (munix=93): Use Var.
9180         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
9181         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
9182         * config/pa/pa-opts.h: New.
9183         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
9184         (pa_handle_option): Don't assert that global structures are in
9185         use.  Access target_flags via opts pointer.  Don't handle
9186         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
9187         OPT_munix_98 here.
9188         (pa_option_override): Handle deferred OPT_mfixed_range_.
9189
9190 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9191
9192         * config/mn10300/mn10300-opts.h: New.
9193         * config/mn10300/mn10300.c (mn10300_processor,
9194         mn10300_tune_string): Remove.
9195         (mn10300_handle_option): Don't assert that global structures are
9196         in use.  Access mn10300_processor via opts pointer.  Don't handle
9197         OPT_mtune_ here.
9198         * config/mn10300/mn10300.h (enum processor_type): Move to
9199         mn10300-opts.h.
9200         (mn10300_processor): Remove.
9201         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
9202         HeaderInclude entry.
9203         (mn10300_processor): New Variable entry.
9204         (mtune=): Use Var.
9205
9206 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9207
9208         * config/microblaze/microblaze.c: Don't include opts.h.
9209         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
9210         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
9211         (mno-clearbss): Use Var and Warn.
9212
9213 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9214
9215         * config/m32r/m32r-opts.h: New.
9216         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
9217         (m32r_handle_option): Don't assert that global structures are in
9218         use.  Access target_flags and m32r_cache_flush_func via opts
9219         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
9220         OPT_mno_flush_trap here.
9221         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
9222         include of m32r-opts.h.
9223         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
9224         HeaderInclude entry.
9225         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
9226         (mmodel=): Use Enum and Var.
9227         (m32r_model): New Enum and EnumValue entries.
9228         (mno-flush-trap): Use Var.
9229         (msdata=): Use Enum and Var.
9230         (m32r_sdata): New Enum and EnumValue entries.
9231
9232 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9233
9234         * config/m32c/m32c.c: Don't include opts.h.
9235         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
9236         m32c_handle_option): Remove.
9237         (m32c_option_override): Check global_options_set.x_target_memregs
9238         instead of target_memregs_set.
9239         * config/m32c/m32c.h (target_memregs): Remove.
9240         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
9241         variable.
9242
9243 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9244
9245         * config/iq2000/iq2000-opts.h: New.
9246         * config/iq2000/iq2000.c: Don't include opts.h.
9247         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
9248         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
9249         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
9250         HeaderInclude entry.
9251         (iq2000_tune): New Variable entry.
9252         (march=): Add comment.  Use Enum.
9253         (iq2000_arch): New Enum and EnumValue entries.
9254         (mcpu=): Use Enum and Var.
9255         (iq2000_tune): New Enum and EnumValue entries.
9256
9257 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9258
9259         * config/ia64/ia64-opts.h: New.
9260         * config/ia64/ia64.c (ia64_tune): Remove.
9261         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
9262         here.  Use error_at.
9263         (ia64_option_override): Handle deferred OPT_mfixed_range_.
9264         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
9265         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
9266         HeaderInclude entry.
9267         (ia64_tune): New Variable entry.
9268         (mfixed-range=): Use Defer and Var.
9269         (mtune=): Use Enum and Var.
9270         (ia64_tune): New Enum and EnumValue entries.
9271
9272 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9273
9274         * config/frv/frv-opts.h: New.
9275         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
9276         frv-opts.h.
9277         (frv_cpu_type): Remove.
9278         * config/frv/frv.c: Don't include opts.h.
9279         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
9280         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
9281         (frv_cpu_type): New Variable entry.
9282         (frv_cpu): New Enum and EnumValue entries.
9283
9284 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9285
9286         * config/cris/cris.c (cris_handle_option): Access target_flags via
9287         opts pointer.  Don't assert that global structures are in use.
9288         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
9289         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
9290
9291 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9292
9293         * config/bfin/bfin-opts.h: New.
9294         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
9295         bfin_si_revision, bfin_workarounds): Remove.
9296         (bfin_cpus): Make static const.
9297         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
9298         not bfin_lib_id_given.
9299         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
9300         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
9301         pointer. Use error_at.  Don't assert that global structures are in use.
9302         * config/bfin/bfin.h: Include bfin-opts.h.
9303         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
9304         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
9305         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
9306         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
9307         entries.
9308
9309 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9310
9311         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
9312         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
9313         or -msoft-float here.
9314         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
9315         -msoft-float and -mhard-float.
9316         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
9317         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
9318         msoft-float.
9319         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
9320         -msoft-float.
9321         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
9322         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
9323         not mhard-float.
9324         (LIBGCC_SPEC): Don't handle -msoft-float.
9325         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
9326         -mhard-float.
9327         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
9328         msoft-float.
9329         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
9330         -mfloat-abi=*, not -msoft-float and -mhard-float.
9331         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
9332         -msoft-float.
9333         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
9334         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
9335         mhard-float and msoft-float.
9336         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
9337         mfloat-abi=soft in comments, not mhard-float and msoft-float.
9338         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
9339         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
9340         mhard-float.
9341         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
9342         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
9343         msoft-float.
9344         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
9345         not mhard-float.
9346         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
9347         not msoft-float.
9348
9349 2011-03-22  Richard Henderson  <rth@redhat.com>
9350
9351         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
9352         TARGET_ABI_WINDOWS_NT.
9353         (alpha_output_function_end_prologue): Likewise.
9354         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
9355         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9356         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
9357         (trap, *movsi_nt_vms): Likewise.
9358         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
9359         (*tablejump_osf_nt_internal): Remove.
9360         * config/alpha/predicates.md (input_operand): Only test Pmode.
9361
9362 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9363
9364         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
9365         via opts pointer.  Use error_at.  Don't assert that global
9366         structures are in use.
9367
9368 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9369
9370         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
9371         (ix86_handle_option): Access ix86_isa_flags and
9372         ix86_isa_flags_explicit via opts pointer.  Don't assert that
9373         global structures are in use.
9374         (ix86_function_specific_save, ix86_function_specific_restore):
9375         Update ix86_isa_flags_explicit field name.
9376         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
9377         (ix86_isa_flags_explicit): Rename TargetSave entry to
9378         x_ix86_isa_flags_explicit.
9379
9380 2011-03-22  Richard Henderson  <rth@redhat.com>
9381
9382         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
9383         (alpha_option_override, direct_return): Likewise.
9384         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
9385         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
9386         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
9387         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9388         (alpha_expand_epilogue, alpha_end_function): Likewise.
9389         (alpha_init_libfuncs): Likewise.
9390         (struct machine_function): Remove unicosmk members.
9391         (print_operand) ['t']: Remove.
9392         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
9393         unicosmk_output_module_name, unicosmk_output_common,
9394         current_section_align, unicosmk_output_text_section_asm_op,
9395         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
9396         unicosmk_section_type_flags, unicosmk_unique_section,
9397         unicosmk_asm_named_section, unicosmk_insert_attributes,
9398         unicosmk_output_align, unicosmk_defer_case_vector,
9399         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
9400         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
9401         unicosmk_output_ssib, unicosmk_add_call_info_word,
9402         unicosmk_extern_head, unicosmk_output_default_externs,
9403         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
9404         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
9405         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
9406         * config/alpha/alpha-protos.h: Update.
9407         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
9408         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
9409         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
9410         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
9411         (*mulsi_se, mulvsi3): Likewise.
9412         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
9413         (*divmodsi_internal, call, call_value, realign): Likewise.
9414         (moddi3, umoddi3): Likewise; remove duplicate expander.
9415         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
9416         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
9417         (*movdi_nofix): Remove r/U alternative.
9418         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
9419         * config/alpha/constraints.md ("U"): Remove.
9420         * config/alpha/predicates.md (call_operand"): Don't test
9421         TARGET_ABI_UNICOSMK.
9422
9423 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9424
9425         * target.def (handle_option): Take gcc_options and
9426         cl_decoded_option pointers and location_t.
9427         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
9428         * doc/tm.texi: Regenerate.
9429         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
9430         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
9431         * lto-opts.c (lto_reissue_options): Generate option structure for
9432         targetm.handle_option call.
9433         * opts.c (target_handle_option): Update call to
9434         targetm.handle_option.  Remove assertions about values now passed
9435         down to hook.
9436         * targhooks.c (default_target_handle_option): New.
9437         * targhooks.h (default_target_handle_option): Declare.
9438         * config/alpha/alpha.c: Include opts.h.
9439         (alpha_handle_option): Update to new hook interface.
9440         * config/arm/arm.c: Include opts.h.
9441         (arm_handle_option): Update to new hook interface.
9442         * config/arm/t-arm (arm.o): Update dependencies.
9443         * config/bfin/bfin.c: Include opts.h.
9444         (bfin_handle_option): Update to new hook interface.
9445         * config/cris/cris.c: Include opts.h.
9446         (cris_handle_option): Update to new hook interface.
9447         * config/frv/frv.c: Include opts.h.
9448         (frv_handle_option): Update to new hook interface.
9449         * config/i386/i386.c: Include opts.h.
9450         (ix86_handle_option): Update to new hook interface.
9451         (ix86_valid_target_attribute_inner_p): Generate option structure
9452         for call to ix86_handle_option.
9453         * config/i386/t-i386 (i386.o): Update dependencies.
9454         * config/ia64/ia64.c: Include opts.h.
9455         (ia64_handle_option): Update to new hook interface.
9456         * config/ia64/t-ia64 (ia64.o): Update dependencies.
9457         * config/iq2000/iq2000.c: Include opts.h.
9458         (iq2000_handle_option): Update to new hook interface.
9459         * config/m32c/m32c.c: Include opts.h.
9460         (m32c_handle_option): Update to new hook interface.
9461         * config/m32r/m32r.c: Include opts.h.
9462         (m32r_handle_option): Update to new hook interface.
9463         * config/m68k/m68k.c: Include opts.h.
9464         (m68k_handle_option): Update to new hook interface.
9465         * config/mep/mep.c: Include opts.h.
9466         (mep_handle_option): Update to new hook interface.
9467         * config/microblaze/microblaze.c: Include opts.h.
9468         (microblaze_handle_option): Update to new hook interface.
9469         * config/mips/mips.c: Include opts.h.
9470         (mips_handle_option): Update to new hook interface.
9471         * config/mn10300/mn10300.c: Include opts.h.
9472         (mn10300_handle_option): Update to new hook interface.
9473         * config/pa/pa.c: Include opts.h.
9474         (pa_handle_option): Update to new hook interface.
9475         * config/pdp11/pdp11.c: Include opts.h.
9476         (pdp11_handle_option): Update to new hook interface.
9477         * config/rs6000/rs6000.c: Include opts.h.
9478         (rs6000_handle_option): Update to new hook interface.
9479         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
9480         * config/rx/rx.c: Include opts.h.
9481         (rx_handle_option): Update to new hook interface.
9482         * config/s390/s390.c: Include opts.h.
9483         (s390_handle_option): Update to new hook interface.
9484         * config/score/score.c: Include opts.h.
9485         (score_handle_option): Update to new hook interface.
9486         * config/sh/sh.c: Include opts.h.
9487         (sh_handle_option): Update to new hook interface.
9488         * config/sparc/sparc.c: Include opts.h.
9489         (sparc_handle_option): Update to new hook interface.
9490         * config/v850/v850.c: Include opts.h.
9491         (v850_handle_option): Update to new hook interface.
9492
9493 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9494
9495         * gcc.c (driver_unknown_option_callback): Only permit and save
9496         unknown -Wno- options.
9497         (driver_wrong_lang_callback): Save options directly instead of via
9498         driver_unknown_option_callback.
9499
9500 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
9501
9502         * combine.c (simplify_set): Try harder to find the best CC mode when
9503         simplifying a nested COMPARE on the RHS.
9504
9505 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9506
9507         * config/alpha/gnu.h: Remove.
9508         * config/arc: Remove directory.
9509         * config/arm/netbsd.h: Remove.
9510         * config/arm/t-pe: Remove.
9511         * config/crx: Remove directory.
9512         * config/i386/netbsd.h: Remove.
9513         * config/m68hc11: Remove directory.
9514         * config/m68k/uclinux-oldabi.h: Remove.
9515         * config/mcore/mcore-pe.h: Remove.
9516         * config/mcore/t-mcore-pe: Remove.
9517         * config/netbsd-aout.h: Remove.
9518         * config/rs6000/gnu.h: Remove.
9519         * config/sh/sh-symbian.h: Remove.
9520         * config/sh/symbian-base.c: Remove.
9521         * config/sh/symbian-c.c: Remove.
9522         * config/sh/symbian-cxx.c: Remove.
9523         * config/sh/symbian-post.h: Remove.
9524         * config/sh/symbian-pre.h: Remove.
9525         * config/sh/t-symbian: Remove.
9526         * config/svr3.h: Remove.
9527         * config/vax/netbsd.h: Remove.
9528         * config.build: Don't handle i[34567]86-*-pe.
9529         * config.gcc: Remove handling of deprecations for most deprecated
9530         targets.
9531         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
9532         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
9533         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
9534         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
9535         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
9536         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
9537         Remove cases.
9538         * config.host: Don't handle i[34567]86-*-pe.
9539         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
9540         (ASM_SPEC32): Don't handle -mcall-gnu.
9541         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
9542         -mcall-gnu.
9543         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
9544         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
9545         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
9546         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
9547         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
9548         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
9549         conditional on SYMBIAN.
9550         * configure.ac: Don't handle powerpc*-*-gnu*.
9551         * configure: Regenerate.
9552         * doc/extend.texi (interrupt attribute): Don't mention CRX.
9553         * doc/install-old.texi (m6811, m6812): Don't mention.
9554         * doc/install.texi (arc-*-elf*): Don't document multilib option.
9555         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
9556         (m68k-uclinuxoldabi): Don't mention.
9557         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
9558         Remove.
9559         (-mcall-gnu): Remove.
9560         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
9561         families): Remove constraint documentation.
9562
9563 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
9564
9565         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
9566         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
9567         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
9568
9569 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
9570
9571         PR target/48226
9572         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
9573         vector when peeking at the next token for vector, don't expand the
9574         keywords.
9575
9576 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
9577
9578         * config/avr/avr-protos.h (expand_epilogue): Change prototype
9579         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
9580         * config/avr/avr.c (init_cumulative_args)
9581         (avr_function_arg_advance): Use it.
9582         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
9583         sibcall epilogues.
9584         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
9585         (avr_function_ok_for_sibcall): ...this new function.
9586         (avr_lookup_function_attribute1): New static Function.
9587         (avr_naked_function_p, interrupt_function_p)
9588         (signal_function_p, avr_OS_task_function_p)
9589         (avr_OS_main_function_p): Use it.
9590         * config/avr/avr.md ("sibcall", "sibcall_value")
9591         ("sibcall_epilogue"): New expander.
9592         ("*call_insn", "*call_value_insn"): New insn.
9593         ("call_insn", "call_value_insn"): Remove
9594         ("call", "call_value", "epilogue"): Change expander to handle
9595         sibling calls.
9596
9597 2011-03-21  Nick Clifton  <nickc@redhat.com>
9598
9599         * doc/invoke.texi (Overall Options): Move closing brace to end of
9600         options list.
9601         (Optimization Options): Add missing @gol.
9602         (Directory Options): Likewise.
9603         (i386 and x86-64 Options): Likewise.
9604         (RS6000 and PowerPC Options): Likewise.
9605         (i386 and x86-64 Windows Options): Likewise.
9606         (V850 Options): Add text missing from descriptions.
9607
9608 2011-03-22  Richard Henderson  <rth@redhat.com>
9609
9610         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
9611         (avr_incoming_return_addr_rtx): New.
9612         (emit_push_byte): New.
9613         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
9614         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
9615         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
9616         (emit_pop_byte): New.
9617         (expand_epilogue): Use it.  Pop frame pointer by bytes.
9618         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
9619         (INCOMING_RETURN_ADDR_RTX): New.
9620         (INCOMING_FRAME_SP_OFFSET): New.
9621         (ARG_POINTER_CFA_OFFSET): New.
9622         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
9623         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
9624         (pophi): Remove.
9625
9626         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
9627
9628 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9629
9630         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
9631         (FUNCTION_ARG_ADVANCE): Likewise.
9632         * tm.texi.in: Change references to them to hook references.
9633         * tm.texi: Regenerate.
9634         * targhooks.c (default_function_arg): Eliminate check for target
9635         macro.
9636         (default_function_incoming_arg): Likewise.
9637         (default_function_arg_advance): Likewise.
9638         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
9639         (function_arg_advance): Likewise.
9640         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
9641
9642 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9643
9644         * tree.c (build_call_1): New function.
9645         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
9646
9647 2011-03-22  Richard Guenther  <rguenther@suse.de>
9648
9649         PR tree-optimization/48228
9650         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
9651         for single-arg PHIs.
9652
9653 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
9654
9655         PR rtl-optimization/48143
9656         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
9657         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
9658         sse2_cvtps2pd): Likewise.
9659
9660 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9661
9662         * recog.c (canonicalize_change_group): Use validate_unshare_change.
9663
9664 2011-03-22  Richard Guenther  <rguenther@suse.de>
9665
9666         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
9667         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
9668         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
9669         and REALIGN_LOAD_EXPR.
9670         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
9671         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
9672         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
9673         DOT_PROD_EXPR case ...
9674         (expand_expr_real_2): ... here.
9675         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
9676         and REALIGN_LOAD_EXPR.
9677         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
9678         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
9679         (vect_create_epilog_for_reduction): Likewise.
9680         (vectorizable_reduction): Likewise.
9681         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
9682         * tree-vect-stmts.c (vectorizable_load): Likewise.
9683
9684 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
9685
9686         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
9687
9688 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9689
9690         * config/s390/s390.c (s390_delegitimize_address): Fix offset
9691         handling for PLTOFF/GOTOFF.
9692
9693 2011-03-22  Nick Clifton  <nickc@redhat.com>
9694
9695         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
9696         trailing backslash from the end of the macro definition.
9697
9698 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9699
9700         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
9701         and PLT unspecs.
9702
9703 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
9704
9705         * expr.h (prepare_operand): Move to...
9706         * optabs.h (prepare_operand): ...here and change the insn code
9707         parameter from "int" to "enum insn_code".
9708         (insn_operand_matches): Declare.
9709         * expr.c (init_expr_target): Use insn_operand_matches.
9710         (compress_float_constant): Likewise.
9711         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
9712         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
9713         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
9714         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
9715         Likewise.
9716         (gen_cond_trap): Likewise.
9717         (prepare_operand): Likewise.  Change icode to an insn_code.
9718         (insn_operand_matches): New function.
9719         * reload.c (find_reloads_address_1): Use insn_operand_matches.
9720         * reload1.c (gen_reload): Likewise.
9721         * targhooks.c (default_secondary_reload): Likewise.
9722
9723 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9724
9725         * config/alpha/alpha.md (unspec): New define_c_enum.
9726         (unspecv): Ditto.
9727
9728 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9729
9730         PR debug/48214
9731         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
9732         between a call and its CALL_ARG_LOCATION note.
9733
9734 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
9735
9736         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
9737
9738 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9739
9740         PR c/42544
9741         PR c/48197
9742         * c-common.c (shorten_compare): If primopN is first sign-extended
9743         to opN and then zero-extended to result type, set primopN to opN.
9744
9745 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
9746
9747         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
9748         for barrier handlers.
9749
9750 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
9751
9752         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
9753         UNSPEC constants to be in the unspec enumeration, and redefine
9754         all UNSPECV constants to be in the unspecv enumeration, so that
9755         dumps print which unspec/unspec_volatile this is.
9756         * config/rs6000/vector.md (UNSPEC_*): Ditto.
9757         * config/rs6000/paired.md (UNSPEC_*): Ditto.
9758         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
9759         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
9760         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
9761
9762         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
9763         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
9764         UNSPECV_LWSYNC, since these are used as unspec_volatile.
9765         * config/rs6000/sync.md (isync, lwsync): Ditto.
9766
9767 2011-03-21  Richard Guenther  <rguenther@suse.de>
9768
9769         * params.def (lto-min-partition): Fix typo.
9770
9771 2011-03-21  Richard Guenther  <rguenther@suse.de>
9772
9773         PR c/47939
9774         * c-decl.c (grokdeclarator): Drop to the main variant only
9775         for array types.  Drop flag_gen_aux_info check.
9776
9777 2011-03-21  Richard Guenther  <rguenther@suse.de>
9778
9779         PR translation/47911
9780         * params.def (lto-partitions): Fix typo.
9781         (lto-min-partition): Fix wording.
9782
9783 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
9784
9785         * config/rs6000/t-freebsd: Remove duplication from file.
9786
9787 2011-03-21  Richard Guenther  <rguenther@suse.de>
9788
9789         PR middle-end/47661
9790         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
9791
9792 2011-03-21  Richard Guenther  <rguenther@suse.de>
9793
9794         PR lto/48210
9795         * params.def (lto-partitions): Require at least 1 partition.
9796
9797 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9798
9799         * gthr-solaris.h: Remove.
9800         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
9801         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
9802         (LIB_SPEC): Likewise.
9803         * config/sol2.opt (threads): Remove.
9804         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
9805         (sparc*-*-solaris2*): Likewise.
9806         * configure.ac (enable_threads): Enable solaris support.
9807         * configure: Regenerate.
9808         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
9809         * doc/install.texi (Configuration, --enable-threads=lib): Remove
9810         solaris.
9811
9812 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9813
9814         * config.gcc: Obsolete *-*-solaris2.8*.
9815         * doc/install.texi (Specific, *-*-solaris2*): Document it.
9816
9817 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9818
9819         PR bootstrap/48135
9820         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
9821         reference.  Solaris 8 perl works.
9822
9823 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9824
9825         PR bootstrap/48135
9826         * doc/install.texi (Prerequisites): Move jar etc. up.
9827         Explain support library version requirements.
9828
9829 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9830
9831         PR bootstrap/48135
9832         * doc/install.texi (Prerequisites): Move Perl to build
9833         requirements.  Always necessary on Solaris 2 with Sun ld.
9834
9835 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9836
9837         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
9838         binutils 2.21.
9839         (Specific, i?86-*-solaris2.[89]): Likewise.
9840         (Specific, i?86-*-solaris2.10): Likewise.
9841         (Specific, mips-sgi-irix6): Likewise.
9842         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
9843         Update for binutils 2.21.
9844
9845 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9846
9847         * configure.ac (gcc_cv_lto_plugin): Fix typo.
9848         Allow -fuse-linker-plugin for non-default plugin linker.
9849         * configure: Regenerate.
9850
9851 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9852
9853         PR bootstrap/48167
9854         * gengtype.c (files_rules): Added rule for cp/parser.h.
9855
9856 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9857
9858         PR target/48213
9859         * config/s390/s390.c (s390_delegitimize_address): Don't call
9860         lowpart_subreg if orig_x has BLKmode.
9861
9862 2011-03-21  Kai Tietz  <ktietz@redhat.com>
9863
9864         PR target/12171
9865         * doc/plugins.texi: Adjust documentation for plugin register_callback.
9866         * tree.h (attribute_spec): Add new member affects_type_identity.
9867         * attribs.c (empty_attribute_table): Adjust attribute_spec
9868         initializers.
9869         * config/alpha/alpha.c: Likewise.
9870         * config/arc/arc.c: Likewise.
9871         * config/arm/arm.c: Likewise.
9872         * config/avr/avr.c: Likewise.
9873         * config/bfin/bfin.c: Likewise.
9874         * config/crx/crx.c: Likewise.
9875         * config/darwin.h: Likewise.
9876         * config/h8300/h8300.c: Likewise.
9877         * config/i386/cygming.h: Likewise.
9878         * config/i386/i386.c: Likewise.
9879         * config/ia64/ia64.c: Likewise.
9880         * config/m32c/m32c.c: Likewise.
9881         * config/m32r/m32r.c: Likewise.
9882         * config/m68hc11/m68hc11.c: Likewise.
9883         * config/m68k/m68k.c: Likewise.
9884         * config/mcore/mcore.c: Likewise.
9885         * config/mep/mep.c: Likewise.
9886         * config/microblaze/microblaze.c: Likewise.
9887         * config/mips/mips.c: Likewise.
9888         * config/rs6000/rs6000.c: Likewise.
9889         * config/rx/rx.c: Likewise.
9890         * config/sh/sh.c: Likewise.
9891         * config/sol2.h: Likewise.
9892         * config/sparc/sparc.c: Likewise.
9893         * config/spu/spu.c: Likewise.
9894         * config/stormy16/stormy16.c: Likewise.
9895         * config/v850/v850.c: Likewise.
9896
9897 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
9898
9899         * simplify-rtx.c (simplify_binary_operation_1): Handle
9900         (xor (and A B) C) case when B and C are both constants.
9901
9902 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
9903
9904         * tree-dfa.c (add_referenced_var): Fix typo in comment.
9905
9906 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
9907
9908         PR bootstrap/48168
9909         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
9910
9911 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
9912
9913         PR rtl-optimization/48156
9914         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
9915         assume df and df_lr are not NULL.
9916
9917 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9918
9919         PR debug/48023
9920         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
9921         between a call and its CALL_ARG_LOCATION note.
9922
9923 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
9924
9925         PR debug/48178
9926         * config/sh/sh.c (find_barrier): Don't emit a constant pool
9927         between a call and its corresponding CALL_ARG_LOCATION note.
9928
9929 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
9930
9931         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
9932         instead of loop. Use HARD_REGISTER_NUM_P predicate.
9933         * haifa-sched.c (setup_ref_regs): Ditto.
9934         * caller-save.c (add_used_regs_1): Ditto.
9935         * dse.c (look_for_hardregs): Ditto.
9936         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
9937         * sched-rgn.c (check_live_1): Ditto.
9938
9939 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9940
9941         * c-decl.c (diagnose_mismatched_decls): Give an error for
9942         redefining a typedef with variably modified type.
9943
9944 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9945
9946         * c-decl.c (grokfield): Don't allow typedefs for structures or
9947         unions with no tag by default.
9948         * doc/extend.texi (Unnamed Fields): Update.
9949
9950 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
9951
9952         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9953         Rewrite using indirect functions.
9954         (lwp_slwpcb): Ditto.
9955         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
9956         (avx_vinsertf128<mode>): Ditto.
9957
9958 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9959
9960         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
9961         unspecs.
9962
9963 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9964
9965         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
9966         splitting between a call and its corresponding CALL_ARG_LOCATION note.
9967
9968 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
9969
9970         PR rtl-optimization/48170
9971         * gcse.c (hoist_code): Remove bogus asserts.
9972
9973 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
9974
9975         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
9976         computation for prologue/epilogue.
9977
9978 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9979
9980         * Makefile.in (check-consistency): Remove.
9981
9982 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
9983
9984         PR debug/48176
9985         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
9986         arange_table_in_use is 0, but either text_section_used or
9987         cold_text_section_used is true.  Don't call it if
9988         !info_section_emitted.
9989
9990 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
9991
9992         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
9993         FUNCTION_VALUE_REGNO_P): Remove.
9994         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
9995         Remove.
9996         * config/avr/avr.c (avr_ret_register): Make static inline.
9997         (avr_function_value_regno_p): New function.
9998         (avr_libcall_value): Make static. Add 'func' argument.
9999         (avr_function_value): Make static. Rename 'func' argument to
10000         'fn_decl_or_type', forward it to avr_libcall_value. Call
10001         avr_ret_register function instead of RET_REGISTER macro.
10002         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
10003
10004 2011-03-18  Jason Merrill  <jason@redhat.com>
10005
10006         PR c++/23372
10007         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
10008
10009 2011-03-18  Richard Guenther  <rguenther@suse.de>
10010
10011         * doc/install.texi (--enable-gold): Remove.
10012         (--with-plugin-ld): Document.
10013         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
10014
10015 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
10016
10017         PR middle-end/47790
10018         * expr.c (optimize_bitfield_assignment_op): Revamp to work
10019         again after expansion changes.
10020
10021 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
10022
10023         * combine.c (try_combine): Do simplification only call of
10024         subst() on i2 even when i1 is present. Update comments.
10025
10026 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
10027
10028         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
10029         and UNSPEC_PCREL_SYMOFF.
10030
10031 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10032
10033         * config/s390/s390.md: Use define_c_enum for the unspec constant
10034         definitions.
10035
10036 2011-03-18  Richard Henderson  <rth@redhat.com>
10037             Jakub Jelinek  <jakub@redhat.com>
10038
10039         PR bootstrap/48161
10040         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
10041         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
10042
10043 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10044
10045         PR middle-end/47725
10046         * combine.c (cant_combine_insn_p): Don't check zero/sign
10047         extended hard registers.
10048
10049 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10050
10051         PR middle-end/47725
10052         * combine.c (cant_combine_insn_p): Check zero/sign extended
10053         hard registers.
10054
10055 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
10056
10057         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
10058         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
10059         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
10060         Change return type to bool.
10061         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
10062
10063 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
10064
10065         PR debug/48163
10066         * var-tracking.c (prepare_call_arguments): If CALL target
10067         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
10068         pc instead of looking it up using cselib_lookup and use
10069         Pmode for it if x has VOIDmode.
10070         * dwarf2out.c (gen_subprogram_die): If also both first and
10071         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
10072
10073         PR debug/48163
10074         * function.c (assign_parms): For data.passed_pointer parms
10075         use MEM of data.entry_parm instead of data.entry_parm itself
10076         as DECL_INCOMING_RTL.
10077         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
10078         also when passed and declared mode is the same, DECL_RTL
10079         is a MEM with pseudo as address and DECL_INCOMING_RTL is
10080         a MEM too.
10081
10082 2011-03-16  Jeff Law  <law@redhat.com>
10083
10084         PR rtl-optimization/37273
10085         * ira-costs.c (scan_one_insn): Detect constants living in memory and
10086         handle them like argument loads from stack slots.  Do not double
10087         count memory for memory constants and argument loads from stack slots.
10088
10089 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10090
10091         PR debug/48160
10092         * var-tracking.c (prepare_call_arguments): Check SUBREG.
10093
10094 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10095
10096         PR target/48171
10097         * config/i386/i386.opt: Add Save to -mavx and -mfma.
10098
10099 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
10100
10101         PR bootstrap/48153
10102         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
10103         if dwarf_strict.
10104         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
10105         Clear call_arg_locations and call_arg_loc_last always.
10106
10107         PR middle-end/48152
10108         * var-tracking.c (prepare_call_arguments): If argument needs to be
10109         passed by reference, adjust argtype and mode.
10110
10111 2011-03-17  Richard Guenther  <rguenther@suse.de>
10112
10113         PR middle-end/48134
10114         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
10115         a value make sure to fold the statement.
10116
10117 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
10118
10119         PR target/43872
10120         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
10121         return condition with !cfun->calls_alloca.
10122
10123 2011-03-17  Richard Guenther  <rguenther@suse.de>
10124
10125         PR bootstrap/48148
10126         * lto-cgraph.c (input_overwrite_node): Clear the abstract
10127         origin for decls in other ltrans units.
10128         (input_varpool_node): Likewise.
10129
10130 2011-03-17  Richard Guenther  <rguenther@suse.de>
10131
10132         PR middle-end/48165
10133         * tree-object-size.c (compute_object_offset): Properly return
10134         the offset operand of MEM_REFs as sizetype.
10135
10136 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
10137
10138         PR rtl-optimization/48141
10139         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
10140         * dse.c: Include params.h.
10141         (active_local_stores_len): New variable.
10142         (add_wild_read, dse_step1): Clear it when setting active_local_stores
10143         to NULL.
10144         (record_store, check_mem_read_rtx): Decrease it when removing
10145         from the chain.
10146         (scan_insn): Likewise.  Increase it when adding to chain, if it
10147         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
10148         set active_local_stores to NULL before the addition.
10149         * Makefile.in (dse.o): Depend on $(PARAMS_H).
10150
10151         PR rtl-optimization/48141
10152         * dse.c (record_store): If no positions are needed in an insn
10153         that cannot be deleted, at least unchain it from active_local_stores.
10154
10155 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
10156
10157         PR debug/47510
10158         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
10159         (lookup_type_die_strip_naming_typedef): ... here.
10160         (get_context_die): Use it.
10161         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
10162         the anonymous struct named by the naming typedef.
10163
10164 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
10165
10166         PR target/48154
10167         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
10168         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
10169
10170 2011-03-16  Jeff Law  <law@redhat.com>
10171
10172         * tree-vrp.c (identify_jump_threads): Slightly simplify type
10173         check for operands of conditional.  Allow type to be a pointer.
10174
10175 2011-03-16  Richard Guenther  <rguenther@suse.de>
10176
10177         PR tree-optimization/48149
10178         * fold-const.c (fold_binary_loc): Fold
10179         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
10180
10181 2011-03-16  Richard Guenther  <rguenther@suse.de>
10182
10183         PR tree-optimization/26134
10184         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
10185         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
10186         (non_rewritable_mem_ref_base): Handle complex type component
10187         accesses, constrain offsets for vector and complex extracts
10188         more properly.
10189
10190 2011-03-16  Richard Guenther  <rguenther@suse.de>
10191
10192         PR tree-optimization/48146
10193         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
10194         operands avoiding the need for renaming.
10195
10196 2011-03-16  Richard Guenther  <rguenther@suse.de>
10197
10198         * gimple-fold.c (maybe_fold_reference): Open-code relevant
10199         constant folding.  Move MEM_REF canonicalization first.
10200         Rely on fold_const_aggregate_ref for initializer folding.
10201         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
10202
10203 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
10204
10205         PR middle-end/48136
10206         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
10207         arg0/arg1 or their arguments are always fold converted to matching
10208         types.
10209
10210         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
10211         to nargs.
10212
10213 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10214
10215         PR lto/46944
10216         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
10217         Handle in-tree gold.
10218         (ld_vers): Extract binutils version for gold.
10219         (gcc_cv_ld_hidden): Handle gold here.
10220         (gcc_cv_lto_plugin): Determine level of linker plugin support.
10221         * configure: Regenerate.
10222         * config.in: Regenerate.
10223         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
10224         -fuse-linker-plugin otherwise.
10225         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
10226         (LINK_COMMAND_SPEC): Use it.
10227         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
10228
10229 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
10230
10231         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
10232         * calls.c: Remove debug.h include.
10233         (emit_call_1): Don't call virtual_call_token debug hook.
10234         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
10235         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
10236         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
10237         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
10238         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
10239         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
10240         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
10241         dwarf2out_virtual_call): Remove.
10242         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
10243         copy_call_info and virtual_call hooks.
10244         (dwarf2out_init): Don't initialize vcall_insn_table,
10245         debug_dcall_section and debug_vcall_section.
10246         (prune_unused_types): Don't mark nodes from dcall_table.
10247         (dwarf2out_finish): Don't output dcall or vcall tables.
10248         * final.c (final_scan_insn): Don't call direct_call or
10249         virtual_call debug hooks.
10250         * debug.h (struct gcc_debug_hooks): Remove direct_call,
10251         virtual_call_token, copy_call_info and virtual_call hooks.
10252         (debug_nothing_uid): Remove prototype.
10253         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
10254         copy_call_info and virtual_call hooks.
10255         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10256         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
10257         * debug.c (do_nothing_debug_hooks): Likewise.
10258         (debug_nothing_uid): Remove.
10259         * doc/invoke.texi (-fenable-icf-debug): Remove.
10260         * common.opt (-fenable-icf-debug): Likewise.
10261
10262         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
10263         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
10264         call's MEM.  Handle functions returning aggregate through a hidden
10265         first pointer.  For virtual calls add clobbered pc to call arguments
10266         chain.
10267         * dwarf2out.c (gen_subprogram_die): Emit
10268         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
10269         can't be emitted.
10270
10271         PR debug/45882
10272         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
10273         * rtl.h (ENTRY_VALUE_EXP): Define.
10274         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
10275         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
10276         * print-rtl.c (print_rtx): Likewise.
10277         * gengtype.c (adjust_field_rtx_def): Likewise.
10278         * var-tracking.c (vt_add_function_parameter): Adjust
10279         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
10280         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
10281         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
10282         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
10283         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
10284
10285         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
10286         Call var_location debug hook even on CALL_INSNs.
10287         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
10288         * rtl.def (ENTRY_VALUE): New.
10289         * dwarf2out.c: Include cfglayout.h.
10290         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
10291         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
10292         (struct call_arg_loc_node): New type.
10293         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
10294         tail_call_site_count): New variables.
10295         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
10296         DW_TAG_GNU_call_site_parameter.
10297         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
10298         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
10299         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
10300         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
10301         and DW_AT_GNU_all_source_call_sites.
10302         (mem_loc_descriptor): Handle ENTRY_VALUE.
10303         (add_src_coords_attributes): Don't add enything if
10304         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
10305         (dwarf2out_abstract_function): Save and clear call_arg_location,
10306         call_site_count and tail_call_site_count around dwarf2out_decl call.
10307         (gen_call_site_die): New function.
10308         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
10309         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
10310         (dwarf2out_function_decl): Clear call_arg_locations,
10311         call_arg_loc_last, set call_site_count and tail_call_site_count
10312         to -1 and free block_map.
10313         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
10314         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
10315         followed by any real instructions.
10316         (dwarf2out_begin_function): Set call_site_count and
10317         tail_call_site_count to 0.
10318         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
10319         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
10320         attempt to force a DIE for it and worst case remove the attribute.
10321         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
10322         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
10323         the decl itself.
10324         * var-tracking.c: Include tm_p.h.
10325         (vt_stack_adjustments): For calls call note_register_arguments.
10326         (argument_reg_set): New variable.
10327         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
10328         ensure the VALUE is resolved.
10329         (call_arguments): New variable.
10330         (prepare_call_arguments): New function.
10331         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
10332         (struct expand_loc_callback_data): Add ignore_cur_loc field.
10333         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
10334         always use the best expression.
10335         (vt_expand_loc): Add ignore_cur_loc argument.
10336         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
10337         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
10338         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
10339         note for all calls.
10340         (vt_add_function_parameter): Use cselib_lookup_from_insn.
10341         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
10342         argument.  Don't call cselib_preserve_only_values and
10343         cselib_reset_table.
10344         (note_register_arguments): New function.
10345         (vt_initialize): Compute argument_reg_set.  Call
10346         vt_add_function_parameters before processing basic blocks instead of
10347         afterwards.  For calls call prepare_call_arguments before calling
10348         cselib_process_insn.
10349         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
10350         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
10351         (var-tracking.o): Depend on $(TM_P_H).
10352         * cfglayout.h (insn_scope): New prototype.
10353         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
10354         * cfglayout.c (insn_scope): No longer static.
10355         * insn-notes.def (CALL_ARG_LOCATION): New.
10356         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
10357         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
10358         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
10359         nothing for DECL_EXTERNAL BLOCK_VARS.
10360
10361 2011-03-16  Alan Modra  <amodra@gmail.com>
10362
10363         PR target/45844
10364         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
10365         create invalid offset address for vsx splat insn.
10366         * config/rs6000/predicates.md (splat_input_operand): New.
10367         * config/rs6000/vsx.md (vsx_splat_*): Use it.
10368
10369 2011-03-15  Xinliang David Li  <davidxl@google.com>
10370
10371         PR c/47837
10372         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
10373         (normalize_preds): New function.
10374         (is_use_properly_guarded): Normalize def predicates.
10375
10376 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10377
10378         PR target/46788
10379         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
10380         in the output template.
10381
10382 2011-03-15  Richard Guenther  <rguenther@suse.de>
10383
10384         PR middle-end/47650
10385         * tree-pretty-print.c (dump_function_declaration): Properly
10386         dump unprototyped and varargs function types.
10387
10388 2011-03-15  Richard Guenther  <rguenther@suse.de>
10389
10390         PR tree-optimization/13954
10391         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
10392         and friends.
10393
10394 2011-03-15  Richard Guenther  <rguenther@suse.de>
10395
10396         PR tree-optimization/48037
10397         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
10398         selects into BIT_FIELD_REFs.
10399         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
10400         vector select.
10401
10402 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
10403
10404         PR tree-optimization/48129
10405         * builtins.c (fold_builtin_snprintf): Convert to type of
10406         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
10407         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
10408
10409 2011-03-15  Richard Guenther  <rguenther@suse.de>
10410
10411         PR tree-optimization/41490
10412         * tree-ssa-dce.c (propagate_necessity): Handle returns without
10413         value but with VUSE.
10414         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
10415         return statements.
10416         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
10417         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
10418         * tree-tailcall.c (find_tail_calls): Ignore returns.
10419
10420 2011-03-15  Richard Guenther  <rguenther@suse.de>
10421
10422         PR middle-end/48031
10423         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
10424         or variable-indexed array accesses when in gimple form.
10425
10426 2011-03-15  Richard Guenther  <rguenther@suse.de>
10427
10428         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
10429
10430 2011-03-15  Alan Modra  <amodra@gmail.com>
10431
10432         PR target/48032
10433         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
10434         presume symbol_refs without a symbol_ref_decl are suitably
10435         aligned, nor other trees we may see here.  Handle anchor symbols.
10436         (legitimate_constant_pool_address_p): Comment.  Add mode param.
10437         Check cmodel=medium addresses.  Adjust all calls.
10438         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
10439         creating cmodel=medium optimized access to locals.
10440         * config/rs6000/constraints.md (R): Pass QImode to
10441         legitimate_constant_pool_address_p.
10442         * config/rs6000/predicates.md (input_operand): Pass mode to
10443         legitimate_constant_pool_address_p.
10444         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
10445         Update prototype.
10446
10447 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
10448
10449         PR target/48053
10450         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
10451         64-bit constants being loaded into registers other than GPRs such
10452         as loading 0 into a VSX register.
10453
10454 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10455
10456         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
10457
10458 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10459
10460         PR middle-end/47917
10461         * builtins.c (fold_builtin_snprintf): New function.
10462         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
10463         (fold_builtin_4): Likewise.
10464
10465         PR middle-end/38878
10466         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
10467         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
10468         and C - X == X also strip nops from +/-/p+ operand.
10469         When optimizing -X == C, fold C to arg0's type.
10470
10471         PR debug/47946
10472         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
10473         emit it as add_AT_int instead of add_AT_unsigned.
10474
10475 2011-03-14  Tom Tromey  <tromey@redhat.com>
10476
10477         * unwind-dw2.c: Include sys/sdt.h if it exists.
10478         (_Unwind_DebugHook): Use STAP_PROBE2.
10479         * config.in, configure: Rebuild.
10480         * configure.ac: Check for sys/sdt.h.
10481
10482 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
10483
10484         * config/i386/i386.md (ROUND_FLOOR): New constant.
10485         (ROUND_CEIL): Ditto.
10486         (ROUND_TRUNC): Ditto.
10487         (ROUND_MXCSR): Ditto.
10488         (ROUND_NO_EXC): Ditto.
10489         (rint<mode>2): Use new defines instead of numerical constants.
10490         (floor<mode>2): Ditto.
10491         (ceil<mode>2): Ditto.
10492         (btrunc<mode>2): Ditto.
10493         * config/i386/i386-builtin-types.def: Define ROUND function type
10494         aliases.
10495         * config/i386/i386.c (enum ix86_builtins): Add
10496         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
10497         (struct builtin_description): Add
10498         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
10499         (ix86_expand_sse_round): New static function.
10500         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
10501         function types.
10502         (ix86_builtin_vectorized_function): Handle
10503         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
10504
10505 2011-03-14  Tom Tromey  <tromey@redhat.com>
10506
10507         * c-parser.c (c_parser_asm_string_literal): Clear
10508         warn_overlength_strings.
10509
10510 2011-03-14  Tom Tromey  <tromey@redhat.com>
10511
10512         * c-parser.c (disable_extension_diagnostics): Save
10513         warn_overlength_strings.
10514         (restore_extension_diagnostics): Restore warn_overlength_strings.
10515
10516 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10517
10518         * BASE-VER: Change to 4.7.0.
10519
10520 2011-03-14  Richard Guenther  <rguenther@suse.de>
10521
10522         PR middle-end/48098
10523         * tree.c (build_vector_from_val): Adjust assert to requirements
10524         and reality.
10525
10526 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10527
10528         PR bootstrap/48102
10529         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
10530
10531 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
10532
10533         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
10534         terms of target_flags_explicit. Adjust copyright year.
10535
10536         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
10537         * config/rs6000/t-freebsd: New file. Add override for
10538         LIB2FUNCS_EXTRA.
10539
10540 2011-03-13  Chris Demetriou  <cgd@google.com>
10541
10542         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
10543         (-fno-diagnostics-show-option): this, to reflect current default.
10544         (-Werror=): Update text about -fno-diagnostics-show-option.
10545
10546 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
10547
10548         PR target/48053
10549         * config/rs6000/predicates.md (easy_vector_constant_add_self,
10550         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
10551         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
10552         mode is not V2DImode or V2DFmode.
10553         (vspltis_constant): Do not handle V2DImode and V2DFmode.
10554         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
10555         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
10556         registers to 0.
10557         (movdi_internal64): Likewise.
10558
10559 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
10560
10561         PR tree-optimization/47127
10562         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
10563         parameter.
10564         (set_cloog_options): Same.
10565         (scop_to_clast): Same.
10566         (print_clast_stmt): Do not call cloog_state_malloc and
10567         cloog_state_free.
10568         (print_generated_program): Same.
10569         (gloog): Same.
10570         * graphite-clast-to-gimple.h (cloog_state): Declared.
10571         (scop_to_clast): Adjust declaration.
10572         * graphite.c (cloog_state): Defined here.
10573         (graphite_initialize): Call cloog_state_malloc.
10574         (graphite_finalize): Call cloog_state_free.
10575
10576 2011-03-11  Jason Merrill  <jason@redhat.com>
10577
10578         * attribs.c (lookup_attribute_spec): Take const_tree.
10579         * tree.h: Adjust.
10580
10581 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
10582
10583         * config/sparc/sparc.c (sparc_option_override): Use
10584         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
10585
10586 2011-03-11  Richard Guenther  <rguenther@suse.de>
10587
10588         PR tree-optimization/48067
10589         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
10590         multiplication result will be only used once on the target
10591         stmt.
10592
10593 2011-03-11  Richard Guenther  <rguenther@suse.de>
10594
10595         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
10596
10597 2011-03-11  Richard Guenther  <rguenther@suse.de>
10598
10599         PR lto/48073
10600         * tree.c (find_decls_types_r): Do not walk types only reachable
10601         from IDENTIFIER_NODEs.
10602
10603 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10604
10605         PR middle-end/48044
10606         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
10607         all vnode->force_output nodes as needed.
10608
10609 2011-03-11  Jason Merrill  <jason@redhat.com>
10610
10611         PR c++/48069
10612         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
10613         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
10614
10615 2011-03-11  Martin Jambor  <mjambor@suse.cz>
10616
10617         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
10618         cgraph_node.
10619
10620 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10621
10622         PR tree-optimization/48063
10623         * ipa-inline.c (cgraph_decide_inlining): Don't try to
10624         inline functions called once if !tree_can_inline_p (node->callers).
10625
10626 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
10627
10628         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
10629         extra_objs.
10630         * config/score/score3.c: Delete.
10631         * config/score/score3.h: Delete.
10632         * config/score/mul-div.S: Delete.
10633         * config/score/sfp-machine.h: Add new file.
10634         * config/score/constraints.md: Add new file.
10635         * config/score/t-score-softfp: Add new file.
10636         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
10637         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
10638         (score7_extra_constraint): Delete.
10639         (score7_option_override): Remove unused code.
10640         * config/score/score.c: Remove score3 and score5 define and code.
10641         * config/score/score.h: Remove score3 and score5 define and code.
10642         * config/score/score.md: Remove score3 template and unusual insn.
10643         * config/score/score.opt: Remove score3 and score5 options.
10644
10645 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10646
10647         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
10648         when _HPUX_SOURCE is defined.
10649         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
10650
10651 2011-03-10  Jason Merrill  <jason@redhat.com>
10652
10653         PR c++/48029
10654         * stor-layout.c (layout_type): Don't set structural equality
10655         on arrays of incomplete type.
10656         * tree.c (type_hash_eq): Handle comparing them properly.
10657
10658 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
10659
10660         PR debug/48043
10661         * config/s390/s390.c (s390_delegitimize_address): Make sure the
10662         result mode matches original rtl mode.
10663
10664 2011-03-10  Nick Clifton  <nickc@redhat.com>
10665
10666         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
10667         (andsi3, andsi3_flags): Fix timings for three operand alternative.
10668
10669 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
10670
10671         PR rtl-optimization/47866
10672         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
10673         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
10674         if target wasn't scalar.
10675         * function.c (assign_stack_temp_for_type): Assert that neither
10676         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
10677         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
10678         macro.
10679         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
10680
10681 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10682
10683         * config/s390/s390-protos.h (s390_label_align): New prototype.
10684         * config/s390/s390.c (s390_label_align): New function.
10685         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
10686
10687 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
10688
10689         PR target/47755
10690         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
10691         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
10692         (output_vec_const_move): Ditto.
10693
10694 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
10695
10696         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
10697         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
10698         * config/mips/mips.c (mips_preferred_reload_class): Make static.
10699         Change 'rclass' argument and result type to reg_class_t.
10700         (TARGET_PREFERRED_RELOAD_CLASS): Define.
10701
10702 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
10703
10704         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
10705         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
10706         (TARGET_MEMORY_MOVE_COST): Define.
10707         (avr_register_move_cost, avr_memory_move_cost): New Functions.
10708
10709 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
10710
10711         PR debug/47881
10712         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
10713         removed anything.
10714
10715         PR tree-optimization/48022
10716         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
10717         for EQ/NE_EXPR.
10718
10719 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
10720
10721         PR debug/47991
10722         * var-tracking.c (find_use_val): Return NULL for
10723         cui->sets && cui->store_p BLKmode MEMs.
10724
10725 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
10726
10727         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
10728         Remove.
10729         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
10730         xstormy16_print_operand_address): Remove.
10731         * config/stormy16/stormy16.c (xstormy16_print_operand,
10732         xstormy16_print_operand_address): Make static.
10733         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
10734
10735 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
10736
10737         PR target/47862
10738         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
10739         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
10740         before definition.
10741
10742 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
10743
10744         PR bootstrap/48000
10745         * cfgloopmanip.c (fix_bb_placements): Return immediately
10746         if FROM is BASE_LOOP's header.
10747
10748 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
10749
10750         * gimplify.c (gimplify_function_tree): Fix building calls
10751         to __builtin_return_address.
10752
10753 2011-03-07  Alan Modra  <amodra@gmail.com>
10754
10755         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
10756         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
10757         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
10758         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
10759         return_mode args.
10760         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
10761         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
10762         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
10763         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
10764         * config/rs6000/rs6000.c
10765         (rs6000_elf_end_indicate_exec_stack): Rename to..
10766         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
10767         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
10768         (rs6000_file_start): ..here.
10769         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
10770         file scope variables.
10771         (call_ABI_of_interest): New function.
10772         (init_cumulative_args): Set above vars when function return value
10773         is a float, vector, or small struct.
10774         (rs6000_function_arg_advance_1): Likewise for function args.
10775         (rs6000_va_start): Set rs6000_passes_float if variable arg function
10776         references float args.
10777
10778 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
10779
10780         * doc/cfg.texi: Remove "See" before @ref.
10781         * doc/invoke.texi: Likewise.
10782
10783 2011-03-05  Jason Merrill  <jason@redhat.com>
10784
10785         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
10786
10787 2011-03-05  Anthony Green  <green@moxielogic.com>
10788
10789         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
10790
10791 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
10792
10793         PR rtl-optimization/47899
10794         * cfgloopmanip.c (fix_bb_placements): Fix first argument
10795         to flow_loop_nested_p when moving the loop upward.
10796
10797 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
10798
10799         PR target/47719
10800         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
10801
10802 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
10803
10804         PR tree-optimization/47967
10805         * ipa-cp.c (build_const_val): Return NULL instead of creating
10806         VIEW_CONVERT_EXPR for mismatching sizes.
10807         (ipcp_create_replace_map): Return NULL if build_const_val failed.
10808         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
10809         give up on versioning.
10810
10811 2011-03-05  Alan Modra  <amodra@gmail.com>
10812
10813         PR target/47986
10814         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
10815         full cmodel medium/large lo_sum + high addresses.
10816
10817 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10818
10819         * config/s390/s390.c (s390_decompose_address): Reject non-literal
10820         pool references in UNSPEC_LTREL_OFFSET.
10821
10822 2011-03-04  Jan Hubicka  <jh@suse.cz>
10823
10824         PR lto/47497
10825         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
10826         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
10827         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
10828         Add node pointers.
10829         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
10830         cgraph_add_thunk): Add node pointers.
10831         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
10832         associated to right node.
10833         (input_node): Update use of cgraph_same_body_alias
10834         and cgraph_add_thunk.
10835
10836 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
10837
10838         * config/i386/i386.opt (mprefer-avx128): New flag.
10839         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
10840         modes when the flag -mprefer-avx128 is on.
10841
10842 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
10843
10844         * dwarf2out.c (compare_loc_operands): Fix address handling.
10845
10846 2011-03-04  Alan Modra  <amodra@gmail.com>
10847
10848         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
10849
10850 2011-03-04  Richard Guenther  <rguenther@suse.de>
10851
10852         PR middle-end/47968
10853         * expmed.c (extract_bit_field_1): Prefer vector modes that
10854         vec_extract patterns can handle.
10855
10856 2011-03-04  Richard Guenther  <rguenther@suse.de>
10857
10858         PR middle-end/47975
10859         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
10860
10861 2011-03-04  Richard Henderson  <rth@redhat.com>
10862
10863         * explow.c (emit_stack_save): Remove 'after' parameter.
10864         (emit_stack_restore): Likewise.
10865         * expr.h: Update to match.
10866         * builtins.c, calls.c, stmt.c: Likewise.
10867         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
10868         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
10869         * function.c (expand_function_end): Insert the emit_stack_save
10870         sequence before parm_birth_insn instead of after.
10871
10872 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
10873
10874         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
10875         (ssse3_pmaddubsw128): Ditto.
10876         (ssse3_pmaddubsw): Ditto.
10877
10878 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
10879
10880         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
10881
10882 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
10883
10884         PR c/47963
10885         * gimplify.c (omp_add_variable): Only call omp_notice_variable
10886         on TYPE_SIZE_UNIT if it is a DECL.
10887
10888         PR debug/47283
10889         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
10890         first operand is not is_gimple_mem_ref_addr, try to fold it.
10891         If the operand still isn't is_gimple_mem_ref_addr, clear
10892         MEM_EXPR on op0.
10893
10894 2011-03-03  Richard Guenther  <rguenther@suse.de>
10895
10896         PR middle-end/47283
10897         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
10898         match comment.
10899         (refs_may_alias_p_1): For release branches return true if
10900         we are confused by our input.
10901
10902 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10903
10904         * config/s390/s390.c (s390_function_value): Rename to ...
10905         (s390_function_and_libcall_value): ... this.
10906         (s390_function_value): New function.
10907         (s390_libcall_value): New function.
10908         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
10909         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
10910         target macro definitions.
10911         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
10912
10913 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
10914
10915         * config/i386/freebsd64.h (CC1_SPEC): Define.
10916         * config/i386/linux64.h (CC1_SPEC): Define.
10917         * config/i386/x86-64.h (CC1_SPEC): Don't define.
10918
10919 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
10920
10921         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10922         Remove.
10923         * config/stormy16/stormy16.c: Include reload.h.
10924         (xstormy16_memory_move_cost): New function.
10925         (TARGET_MEMORY_MOVE_COST): Define.
10926
10927 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
10928
10929         PR rtl-optimization/47925
10930         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
10931         with side effects.  Remove the more-specific check for volatile asms.
10932
10933 2011-03-02  Alan Modra  <amodra@gmail.com>
10934
10935         PR target/47935
10936         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
10937         toc relative addresses for valid offsets.
10938
10939 2011-03-01  Richard Guenther  <rguenther@suse.de>
10940
10941         PR tree-optimization/47890
10942         * tree-vect-loop.c (get_initial_def_for_induction): Set
10943         related stmt properly.
10944
10945 2011-03-01  Richard Guenther  <rguenther@suse.de>
10946
10947         PR lto/47924
10948         * lto-streamer.c (lto_record_common_node): Also register
10949         the canonical type.
10950
10951 2011-03-01  Richard Guenther  <rguenther@suse.de>
10952
10953         PR lto/46911
10954         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10955         Do not stream DECL_ABSTRACT_ORIGIN.
10956         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10957         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10958         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10959         Do not stream DECL_ABSTRACT_ORIGIN.
10960         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10961         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10962
10963 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
10964
10965         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
10966         FUNCTION_VALUE_REGNO_P): Remove.
10967         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
10968         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
10969         Add 'outgoing' argument.
10970         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
10971         function.
10972         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10973         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10974
10975 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
10976
10977         PR debug/28047
10978         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
10979         (lookup_filename): Likewise.
10980         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
10981
10982 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
10983             Jakub Jelinek  <jakub@redhat.com>
10984
10985         PR middle-end/47893
10986         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
10987         (assign_stack_local_1): Change last argument type to int.
10988         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
10989         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
10990         don't record padding space into frame_space_list nor use those areas.
10991         (assign_stack_local): Adjust caller.
10992         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
10993         of assign_stack_local, pass 0 as last argument.
10994         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
10995         callers.
10996
10997 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
10998
10999         PR debug/47283
11000         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
11001         Use target address_mode and pointer_mode hooks instead of hardcoded
11002         Pmode and ptr_mode.  Handle some simple cases of extending if
11003         POINTERS_EXTEND_UNSIGNED < 0.
11004         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
11005         Call convert_debug_memory_address.
11006         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
11007         convert_debug_memory_address.
11008
11009         PR middle-end/46790
11010         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
11011         * configure: Regenerated.
11012         * config.in: Regenerated.
11013         * varasm.c (default_function_section): Return NULL
11014         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
11015
11016 2011-02-28  Martin Jambor  <mjambor@suse.cz>
11017
11018         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
11019         the description to match the printed values.
11020
11021 2011-02-28  Richard Guenther  <rguenther@suse.de>
11022
11023         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
11024         of the copied scope tree.
11025
11026 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11027
11028         * doc/extend.texi (Function Attributes): Avoid deeply (and
11029         wrongly) nested tables.
11030
11031 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
11032
11033         PR middle-end/47903
11034         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
11035         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
11036         r isn't op0 nor op1.
11037
11038 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
11039
11040         * config/avr/avr.md: Remove magic comment for emacs.
11041
11042 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
11043
11044         PR target/45261
11045         * config/avr/avr.c (avr_option_override): Use error on bad options.
11046         (avr_help): New function.
11047         (TARGET_HELP): Define.
11048
11049 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
11050
11051         PR target/42240
11052         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
11053         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
11054
11055 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
11056
11057         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
11058         (ARM Options): Ditto.
11059         (i386 and x86-64 Options): Ditto.
11060         (RX Options): Ditto.
11061         (SPARC Options): Ditto.
11062
11063 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
11064
11065         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
11066         FreeBSD 6 and later.  Generally use cpu generic.
11067
11068 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
11069
11070         * doc/cpp.texi: Update copyright years.
11071
11072 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
11073
11074         PR target/46898
11075         * config/lm32/lm32.md (ashrsi3): Added needed variable.
11076
11077 2011-02-25  Jon Beniston  <jon@beniston.com>
11078
11079         PR target/46898
11080         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
11081         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
11082         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
11083         (lm32_block_move_inline): Add type cast to remove warning.
11084         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
11085         (gen_int_relational): Move declarations to start of function.
11086
11087 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
11088
11089         PR tree-optimization/45470
11090         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
11091         can throw internally only.
11092         * tree-vect-stmts.c (vectorizable_call): Likewise.
11093
11094 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
11095
11096         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
11097         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11098         * config/stormy16/stormy16-protos.h
11099         (xstormy16_preferred_reload_class): Remove.
11100         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
11101         static. Change 'rclass' argument and return type to reg_class_t.
11102         (TARGET_PREFERRED_RELOAD_CLASS,
11103         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11104
11105 2011-02-24  Richard Guenther  <rguenther@suse.de>
11106
11107         * lto-streamer-in.c (input_bb): Do not find referenced vars
11108         in debug statements.
11109
11110 2011-02-23  Jason Merrill  <jason@redhat.com>
11111
11112         * common.opt (fabi-version): Document v5 and v6.
11113
11114 2011-02-23  Richard Guenther  <rguenther@suse.de>
11115
11116         PR tree-optimization/47849
11117         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
11118
11119 2011-02-23  Jie Zhang  <jie@codesourcery.com>
11120
11121         * opts-common.c (decode_cmdline_option): Print empty string
11122         argument as "" in decoded->orig_option_with_args_text.
11123         * gcc.c (execute): Print empty string argument as ""
11124         in the verbose output.
11125         (do_spec_1): Keep empty string argument.
11126
11127 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
11128
11129         * config.gcc: Declare score-* and crx-* obsolete.
11130
11131 2011-02-23  Jie Zhang  <jie@codesourcery.com>
11132
11133         PR rtl-optimization/47763
11134         * web.c (web_main): Ignore naked clobber when replacing register.
11135
11136 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
11137
11138         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
11139         Remove.
11140
11141 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
11142
11143         PR doc/47848
11144         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
11145
11146 2011-02-22  Mike Stump  <mikestump@comcast.net>
11147
11148         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
11149         assembler.
11150         * configure: Regenerate.
11151
11152 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
11153
11154         PR rtl-optimization/46002
11155         * ira-color.c (update_copy_costs): Change class intersection
11156         test to reg_class_contents[] test of 'hard_regno'.
11157
11158 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
11159
11160         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
11161         than Driver option.
11162         * config/hpux11.opt (mt): Likewise.
11163         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
11164         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
11165         * config/vax/elf.opt (mno-asm-pic): Likewise.
11166         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
11167
11168 2011-02-21  Mike Stump  <mikestump@comcast.net>
11169
11170         PR target/47822
11171         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
11172         tree so we can get save the type.
11173         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
11174         for CFString instead of trying to use past the end of the builtins.
11175         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
11176         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
11177         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
11178         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
11179         Rename to darwin_builtin_cfstring.
11180         (darwin_init_cfstring_builtins): Return the built type.
11181
11182 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
11183
11184         PR target/47840
11185         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
11186         (_mm256_insert_epi64): Use _mm_insert_epi64.
11187
11188 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
11189
11190         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
11191         * config/stormy16/stormy16-protos.h
11192         (xstormy16_mode_dependent_address_p): Remove.
11193         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
11194         Make static. Change return type to bool. Change argument type to
11195         const_rtx. Remove dead code.
11196         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11197
11198 2011-02-21  Richard Guenther  <rguenther@suse.de>
11199
11200         PR lto/47820
11201         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
11202         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
11203         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
11204         TUs context.
11205         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
11206         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
11207
11208 2011-02-20  Richard Guenther  <rguenther@suse.de>
11209
11210         PR lto/47822
11211         * tree.c (free_lang_data_in_decl): Clean builtins from
11212         the TU decl BLOCK_VARS.
11213
11214 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
11215
11216         PR debug/47620
11217         PR debug/47630
11218         * haifa-sched.c (fix_tick_ready): Skip tick computation
11219         for debug insns.
11220
11221 2011-02-19  Richard Guenther  <rguenther@suse.de>
11222
11223         PR lto/47647
11224         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
11225         Remove lazy BLOCK_VARS streaming.
11226         (lto_input_ts_block_tree_pointers): Likewise.
11227         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
11228
11229 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
11230
11231         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
11232
11233 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
11234
11235         * config/i386/biarch32.h, config/i386/mach.h,
11236         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
11237
11238 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
11239
11240         PR target/47800
11241         * config/i386/i386.md (peephole2 for shift and plus): Use
11242         operands[1] original mode in the first insn.
11243
11244 2011-02-18  Mike Stump  <mikestump@comcast.net>
11245
11246         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
11247
11248 2011-02-18  Jan Hubicka  <jh@suse.cz>
11249
11250         PR middle-end/47788
11251         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
11252         to zero when the function is not inlinable at all.
11253
11254 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11255
11256         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
11257         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11258         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
11259         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
11260         * config/pa/t-pa64: Likewise.
11261         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
11262
11263 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
11264
11265         PR driver/47787
11266         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
11267
11268 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11269
11270         PR target/47792
11271         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
11272
11273 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
11274
11275         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
11276         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
11277         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
11278         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
11279         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
11280         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
11281         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
11282         m32r_load_postinc_p, m32r_store_preinc_predec_p,
11283         m32r_legitimate_address_p): New functions.
11284         * config/m32r/constraints.md (constraint "S"): Don't use
11285         STORE_PREINC_PREDEC_P.
11286         (constraint "U"): Don't use LOAD_POSTINC_P.
11287
11288 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
11289
11290         PR rtl-optimization/46178
11291         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
11292         compute ira_hard_regno_cover_class[].
11293
11294 2011-02-18  Richard Guenther  <rguenther@suse.de>
11295
11296         PR lto/47798
11297         * lto-streamer.h (lto_global_var_decls): Declare.
11298         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
11299         statics for global var processing.
11300
11301 2011-02-18  Richard Guenther  <rguenther@suse.de>
11302
11303         PR tree-optimization/47737
11304         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
11305         edge dominance check.
11306
11307 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
11308
11309         PR debug/47780
11310         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
11311         avoid invalid rtx sharing.
11312
11313 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
11314
11315         * doc/cpp.texi (Obsolete Features): Add background on the
11316         origin of assertions.
11317
11318 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
11319
11320         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
11321         objc_abi == 2.
11322         * config/darwin.c (output_objc_section_asm_op): Added support for
11323         ABI v1 and v2.
11324         (is_objc_metadata): New.
11325         (darwin_objc2_section): New.
11326         (darwin_objc1_section): New.
11327         (machopic_select_section): Added support for ABI v1 and v2.
11328         (darwin_emit_objc_zeroed): New.
11329         (darwin_output_aligned_bss): Detect objc metadata and treat it
11330         appropriately.
11331         (darwin_asm_output_aligned_decl_common): Same.
11332         (darwin_asm_output_aligned_decl_local): Same.
11333         * config/darwin-sections.def: Updated for ABI v1 and v2.
11334         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
11335         compiling Objective-C code for the NeXT runtime, default to using
11336         ABI version 0 for 32-bit, and version 2 for 64-bit.
11337
11338 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11339
11340         * common.opt (optimize_fast): New Variable.
11341         * opts.c (default_options_optimization): Use opts->x_optimize_fast
11342         instead of local variable ofast.
11343
11344 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
11345
11346         * doc/invoke.texi (fobjc-abi-version): Documented.
11347         (fobjc-nilcheck): Documented.
11348         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
11349         version.
11350
11351 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11352
11353         PR driver/47390
11354         * common.opt (export-dynamic): New Driver option.
11355         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
11356
11357 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11358
11359         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
11360
11361 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
11362             Jan Hubicka  <jh@suse.cz>
11363
11364         PR debug/47106
11365         PR debug/47402
11366         * cfgexpand.c (account_used_vars_for_block): Remove.
11367         (estimated_stack_frame_size): Use referenced vars.
11368         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
11369         that were referenced in the original function.  Test src_fn
11370         rather than cfun.  Drop redundant get_var_ann.
11371         (setup_one_parameter): Drop redundant get_var_ann.
11372         (declare_return_variable): Likewise.
11373         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
11374         (copy_arguments_for_versioning): Drop redundant get_var_ann.
11375         * ipa-inline.c (compute_inline_parameters): Do not compute
11376         disregard_inline_limits here.
11377         (compute_inlinable_for_current, pass_inlinable): New.
11378         (pass_inline_parameters): Require PROP_referenced_vars.
11379         * cgraphunit.c (cgraph_process_new_functions): Don't run
11380         compute_inline_parameters explicitly unless function is in SSA form.
11381         (cgraph_analyze_function): Set .disregard_inline_limits.
11382         * tree-sra.c (convert_callers): Compute inliner parameters
11383         only for functions already in SSA form.
11384
11385 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11386
11387         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
11388         -mlittle-endian-data.
11389
11390 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11391
11392         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
11393         -mno-fpu, not -fpu and -no-fpu.
11394         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
11395         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
11396
11397 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
11398
11399         PR target/43653
11400         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
11401         input reload with PLUS RTX.
11402
11403 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11404
11405         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
11406         of InverseVar(MDMX).
11407
11408 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11409
11410         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
11411         --m4-340.
11412
11413 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11414
11415         * config/mn10300/mn10300.opt (mno-crt0): New.
11416
11417 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11418
11419         * config/m68k/uclinux.opt (static-libc): New Driver option.
11420
11421 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11422
11423         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
11424
11425 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11426
11427         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
11428         %{muser-extend-enabled}.
11429
11430 2011-02-16  Richard Guenther  <rguenther@suse.de>
11431
11432         PR tree-optimization/47738
11433         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
11434         the TODO from tree_predictive_commoning.
11435
11436 2011-02-15  Jeff Law  <law@redhat.com>
11437
11438         Revert
11439         2011-01-25  Jeff Law  <law@redhat.com>
11440
11441         PR rtl-optimization/37273
11442         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11443         handle them like argument loads from stack slots.  Do not double
11444         count memory for memory constants and argument loads from stack slots.
11445
11446 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
11447
11448         PR middle-end/47725
11449         * combine.c (cant_combine_insn_p): Revert the last change.
11450
11451 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
11452
11453         PR target/47755
11454         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
11455         mode for vector constants.  Remove code that checks for TImode.
11456
11457 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11458
11459         PR debug/47106
11460         PR debug/47402
11461         * cgraph.h (compute_inline_parameters): Return void.
11462         * ipa-inline.c (compute_inline_parameters): Adjust.
11463
11464 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11465
11466         PR debug/47106
11467         PR debug/47402
11468         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
11469         rather than decl.
11470         * cfgexpand.c (estimated_stack_frame_size): Likewise.
11471         * ipa-inline.c (compute_inline_parameters): Adjust.
11472
11473 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11474
11475         PR debug/47106
11476         PR debug/47402
11477         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
11478         Adjust all users.  Pass FN to...
11479         * tree-flow-inline.h (first_referenced_var): ... this.  Add
11480         fn argument.
11481         * ipa-struct-reorg.c: Adjust.
11482         * tree-dfa.c: Adjust.
11483         * tree-into-ssa.c: Adjust.
11484         * tree-sra.c: Adjust.
11485         * tree-ssa-alias.c: Adjust.
11486         * tree-ssa-live.c: Adjust.
11487         * tree-ssa.c: Adjust.
11488         * tree-ssanames.c: Adjust.
11489         * tree-tailcall.c: Adjust.
11490
11491 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11492
11493         PR debug/47106
11494         PR debug/47402
11495         * tree-flow.h (referenced_var_lookup): Add fn parameter.
11496         Adjust all callers.
11497         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
11498         * tree-flow-inline.h: Adjust.
11499         * gimple-pretty-print.c: Adjust.
11500         * tree-into-ssa.c: Adjust.
11501         * tree-ssa.c: Adjust.
11502         * cfgexpand.c: Adjust.
11503
11504 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11505
11506         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
11507         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11508         (EXTRA_CONSTRAINT): Delete.
11509         * config/iq2000/constraints.md: New file.
11510         * config/iq2000/iq2000.md: Include it.
11511         (define_insn ""): Delete.
11512         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
11513         unsupported constraint letters from patterns.
11514         (call_value, call_value_internal1): Likewise.
11515         (call_value_multiple_internal1): Likewise.
11516
11517 2011-02-15  Nick Clifton  <nickc@redhat.com>
11518
11519         * config/mn10300/mn10300.c: Include tm-constrs.h.
11520         (struct liw_data): New data structure describing an LIW candidate
11521         instruction.
11522         (extract_bundle): Use struct liw_data.  Allow small integer
11523         operands for some instructions.
11524         (check_liw_constraints): Use struct liw_data.  Remove swapped
11525         parameter.  Add comments describing the checks.  Fix bug when
11526         assigning the source of liw1 to the source of liw2.
11527         (liw_candidate): Delete.  Code moved into extract_bundle.
11528         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
11529         before swapping.
11530         * config/mn10300/predicates.md (liw_operand): New predicate.
11531         Allows registers and small integer constants.
11532         * config/mn10300/constraints.md (O): New constraint.  Accetps
11533         integers in the range -8 to +7 inclusive.
11534         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
11535         for moving a small integer into a register.  Give this alternative
11536         LIW attributes.
11537         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
11538         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
11539         using the J,K,L and M constraints,
11540         (liw): Remove SI mode on second operands to allow for HI and QI
11541         mode values.
11542         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
11543         instruction.
11544
11545 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
11546
11547         PR middle-end/47725
11548         * combine.c (cant_combine_insn_p): Check zero/sign extended
11549         hard registers.
11550
11551 2011-02-15  Richard Guenther  <rguenther@suse.de>
11552
11553         PR tree-optimization/47743
11554         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
11555         for a non-type-compatible VN lookup bail out.
11556
11557 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11558
11559         * config/fr30/constraints.md: New file.
11560         * config/fr30/fr30.md: Include it.
11561         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
11562         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11563         (EXTRA_CONSTRAINT): Delete.
11564
11565 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11566
11567         * config/frv/constraints.md: New file.
11568         * config/frv/predicates.md: Include it.
11569         * config/frv/frv.c (reg_class_from_letter): Delete.
11570         (frv_option_override): Don't initialize it.
11571         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
11572         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
11573         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
11574         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11575         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
11576         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11577         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
11578         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
11579         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
11580         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
11581         (REG_CLASS_FROM_CONSTRAINT): Delete.
11582
11583 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
11584
11585         PR middle-end/47581
11586         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
11587         if frame size is 0 in a leaf function.
11588
11589 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11590
11591         PR pch/14940
11592         * config/alpha/host-osf.c: New file.
11593         * config/alpha/x-osf: New file.
11594         * config.host (alpha*-dec-osf*): Use it.
11595
11596 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11597
11598         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
11599         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
11600         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
11601         (rx_mode_dependent_address_p): ...this. Make static. Change argument
11602         type to const_rtx.
11603         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11604
11605 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11606
11607         * config/stormy16/constraints.md: New file.
11608         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
11609         Use satisfies_constraint_Q and satisfies_constraint_R.
11610         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
11611         Delete.
11612         (xstormy16_legitiamte_address_p): Declare.
11613         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
11614         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11615         (EXTRA_CONSTRAINT): Delete.
11616         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
11617         Un-staticize.
11618         (xstormy16_extra_constraint_p): Delete.
11619
11620 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
11621
11622         PR tree-optimization/46494
11623         * loop-unroll.c (split_edge_and_insert): Adjust comment.
11624         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
11625         (pass_rtl_loop_done): Add TODO_verify_flow.
11626         * fwprop.c (pass_rtl_fwprop): Likewise.
11627         * modulo-sched.c (pass_sms): Likewise.
11628         * tree-ssa-dom.c (pass_dominator): Likewise.
11629         * tree-ssa-loop-ch.c (pass_ch): Likewise.
11630         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
11631         (pass_tree_loop_done): Likewise.
11632         * tree-ssa-pre.c (execute_pre): Likewise.
11633         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11634         * tree-ssa-sink.c (pass_sink_code): Likewise.
11635         * tree-vrp.c (pass_vrp): Likewise.
11636
11637 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11638
11639         * config/v850/constraints.md: New file.
11640         * config/v850/v850.md: Include it.
11641         * config/v850/predicates.md (reg_or_0_operand): Use
11642         satisfies_constraint_G.
11643         (special_symbolref_operand): Use satisfies_constraint_K.
11644         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
11645         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
11646         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
11647         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11648         (EXTRA_CONSTRAINT): Delete.
11649         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
11650         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
11651         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
11652
11653 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11654
11655         PR target/47696
11656         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
11657         description.
11658
11659 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11660
11661         * config/mcore/constraints.md: New file.
11662         * config/mcore/mcore.md: Include it.
11663         * config/mcore/mcore.c (reg_class_from_letter): Delete.
11664         * config/mcore/mcore.h (reg_class_from_letter): Delete.
11665         (REG_CLASS_FROM_LETTER): Delete.
11666         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
11667         insn_const_int_ok_for_constraint.
11668         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
11669         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
11670         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11671         (EXTRA_CONSTRAINT): Delete.
11672
11673 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11674
11675         PR ada/41929
11676         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
11677         (IS_SIGHANDLER): Define.
11678         (sparc64_is_sighandler): New function, split off from
11679         sparc64_fallback_frame_state.
11680         (sparc_is_sighandler): New function, split off from
11681         sparc_fallback_frame_state.
11682         (sparc64_fallback_frame_state): Merge with ...
11683         (sparc_fallback_frame_state): ... this into ...
11684         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
11685         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
11686         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
11687         stack instead of hardcoded offsets.
11688
11689 2011-02-14  Andriy Gapon  <avg@freebsd.org>
11690
11691         PR target/45808
11692         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
11693
11694 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11695
11696         * configure: Regenerate.
11697
11698 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
11699
11700         PR driver/45731
11701         * gcc.c (asm_options): Correct spec matching --target-help.
11702
11703 2011-02-12  Martin Jambor  <mjambor@suse.cz>
11704
11705         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
11706         to gimple call error.
11707
11708 2011-02-12  Mike Stump  <mikestump@comcast.net>
11709
11710         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
11711         comments in backslash regions.
11712
11713 2011-02-12  Mike Stump  <mikestump@comcast.net>
11714             Jakub Jelinek  <jakub@redhat.com>
11715             Iain Sandoe  <iains@gcc.gnu.org>
11716
11717         PR target/47324
11718         * dwarf2out.c (output_cfa_loc): When required, apply the
11719         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
11720         (output_loc_sequence): Likewise.
11721         (output_loc_operands_raw): Likewise.
11722         (output_loc_sequence_raw): Likewise.
11723         (output_cfa_loc): Likewise.
11724         (output_loc_list): Suppress register number adjustment when
11725         calling output_loc_sequence()
11726         (output_die): Likewise.
11727
11728 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
11729
11730         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
11731         Remove macros.
11732         * config/xtensa/xtensa.c (xtensa_register_move_cost,
11733         xtensa_memory_move_cost): New functions.
11734         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
11735
11736 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
11737
11738         PR lto/47225
11739         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
11740         in the current directory.
11741         * configure: Rebuilt.
11742
11743 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11744
11745         * config/darwin.c (darwin_override_options): Add a hunk missed
11746         from the commit of r168571.  Trim comment line lengths and
11747         correct indents of the preceding block.
11748
11749 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11750
11751         * gcc.c (driver_handle_option): Concatenate the argument to -F with
11752         the switch.
11753
11754 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11755
11756         * common.opt (nostartfiles): New Driver option.
11757
11758 2011-02-11  Xinliang David Li  <davidxl@google.com>
11759
11760         PR tree-optimization/47707
11761         * tree-chrec.c (convert_affine_scev): Keep type precision.
11762
11763 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
11764
11765         PR tree-optimization/47420
11766         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
11767
11768 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
11769
11770         PR rtl-optimization/47614
11771         * rtl.h (check_for_inc_dec): Declare.
11772         * dse.c (check_for_inc_dec): Externalize...
11773         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
11774         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
11775
11776 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11777
11778         PR driver/47678
11779         * gcc.c (main): Do not compile inputs if there were errors in
11780         option handling.
11781         * opts-common.c (read_cmdline_option): Check for wrong language
11782         after other error checks.
11783
11784 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
11785
11786         * cgraph.c: Fix comment typos.
11787         * cgraph.h: Likewise.
11788         * cgraphunit.c: Likewise.
11789         * ipa-cp.c: Likewise.
11790         * ipa-inline.c: Likewise.
11791         * ipa-prop.c: Likewise.
11792         * ipa-pure-const.c: Likewise.
11793         * ipa-ref.c: Likewise.
11794         * ipa-reference.c: Likewise.
11795
11796 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
11797
11798         PR debug/47684
11799         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
11800
11801 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11802
11803         PR testsuite/47400
11804         * doc/sourcebuild.texi (Require Support): Document
11805         dg-require-ascii-locale.
11806
11807 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
11808
11809         * doc/lto.texi (Write summary): Fix missing parentheses.
11810
11811 2011-02-10  DJ Delorie  <dj@redhat.com>
11812
11813         * config/m32c/m32c.c (m32c_option_override): Disable
11814         -fcombine-stack-adjustments until flag value tracking and compare
11815         optimization can be rewritten.
11816
11817 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
11818
11819         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
11820         PROCESSOR_POWER7.
11821         (PROCESSOR_DEFAULT64): Likewise.
11822
11823 2011-02-10  Richard Henderson  <rth@redhat.com>
11824
11825         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
11826         change from 2011-02-03.
11827         * config/rx/rx.c (flags_from_code): Likewise.
11828         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
11829         is valid, n/pz otherwise.
11830         (rx_select_cc_mode): Return CCmode if Y is not zero.
11831
11832 2011-02-10  Richard Guenther  <rguenther@suse.de>
11833
11834         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
11835
11836 2011-02-10  Richard Guenther  <rguenther@suse.de>
11837
11838         PR tree-optimization/47677
11839         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
11840
11841 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
11842
11843         PR target/47665
11844         * combine.c (make_compound_operation): Only change shifts into
11845         multiplication for SCALAR_INT_MODE_P.
11846
11847 2011-02-10  Jie Zhang  <jie@codesourcery.com>
11848
11849         PR testsuite/47622
11850         Revert
11851         2011-02-05  Jie Zhang  <jie@codesourcery.com>
11852         PR debug/42631
11853         * web.c (entry_register): Don't clobber the number of the
11854         first uninitialized reference in used[].
11855
11856 2011-02-09  Richard Guenther  <rguenther@suse.de>
11857
11858         PR tree-optimization/47664
11859         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
11860         all edges again.
11861
11862 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
11863
11864         PR target/46481
11865         PR target/47032
11866         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
11867         PROCESSOR_POWER7.
11868         (PROCESSOR_DEFAULT64): Same.
11869         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
11870
11871 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11872
11873         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
11874
11875 2011-02-09  Martin Jambor  <mjambor@suse.cz>
11876
11877         PR middle-end/45505
11878         * tree-sra.c (struct access): New flags grp_scalar_read and
11879         grp_scalar_write.  Changed description of assignment read and write
11880         flags.
11881         (dump_access): Dump new flags, reorder all of them.
11882         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
11883         to detect multiple scalar reads.
11884         (analyze_access_subtree): Use the new scalar read write flags instead
11885         of the old flags.  Adjusted comments.
11886
11887 2011-02-08  DJ Delorie  <dj@redhat.com>
11888
11889         PR target/47548
11890         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
11891         patterns.
11892
11893 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11894
11895         * config/m68k/uclinux.opt: New.
11896         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
11897
11898 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11899
11900         * config/cris/elf.opt (sim): New Driver option.
11901
11902 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11903
11904         * config/xtensa/elf.opt: New.
11905         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
11906
11907 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11908
11909         * config/vax/elf.opt: New.
11910         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
11911
11912 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11913
11914         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
11915
11916 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11917
11918         * config/gnu-user.opt: New.
11919         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
11920         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
11921         *-*-uclinux*): Use gnu-user.opt.
11922
11923 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
11924
11925         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
11926         * config/i386/gnu.h (CPP_SPEC): Likewise.
11927
11928 2011-02-08  Ian Lance Taylor  <iant@google.com>
11929
11930         * common.opt (fcx-limited-range): Add SetByCombined flag.
11931         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
11932         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
11933         (fassociative-math, freciprocal-math): Likewise.
11934         (funsafe-math-optimizations): Likewise.
11935         * opth-gen.awk: Handle SetByCombined.
11936         * optc-gen.awk: Likewise.
11937         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
11938         (set_unsafe_math_optimizations_flags): Likewise.
11939         * doc/options.texi (Option properties): Document SetByCombined.
11940
11941 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11942
11943         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
11944         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
11945         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
11946         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
11947         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
11948
11949 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
11950
11951         PR tree-optimization/46834
11952         PR tree-optimization/46994
11953         PR tree-optimization/46995
11954         * graphite-sese-to-poly.c (used_outside_reduction): New.
11955         (detect_commutative_reduction): Call used_outside_reduction.
11956         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
11957         translate_scalar_reduction_to_array only when at least one
11958         loop-phi/close-phi tuple has been detected.
11959
11960 2011-02-08  Richard Guenther  <rguenther@suse.de>
11961
11962         PR middle-end/47639
11963         * tree-vect-generic.c (expand_vector_operations_1): Update
11964         stmts here ...
11965         (expand_vector_operations): ... not here.  Cleanup EH info
11966         and the CFG if required.
11967
11968 2011-02-08  Richard Guenther  <rguenther@suse.de>
11969
11970         PR tree-optimization/47641
11971         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
11972         require type compatibility.
11973
11974 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11975
11976         * gimple-low.c (lower_function_body): Don't remove the location of
11977         the return statement here.
11978         (lower_gimple_return): Do it here instead but only if the return
11979         statement is actually used twice.
11980
11981 2011-02-08  Richard Guenther  <rguenther@suse.de>
11982
11983         PR tree-optimization/47632
11984         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
11985         unused up_to_stmt parameter, return whether cfg-cleanup is
11986         necessary, remove EH info properly.
11987         (forward_propagate_into_gimple_cond): Adjust caller.
11988         (forward_propagate_into_cond): Likewise.
11989         (forward_propagate_comparison): Likewise.
11990         (tree_ssa_forward_propagate_single_use_vars): Make
11991         forward_propagate_comparison case similar to the two others.
11992
11993 2011-02-08  Nick Clifton  <nickc@redhat.com>
11994
11995         * config/mn10300/mn10300.opt (mliw): New command line option.
11996         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
11997         (liw_bundling): New automaton.
11998         (liw): New attribute.
11999         (liw_op): New attribute.
12000         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
12001         (movsi_internal): Add LIW attributes.
12002         (andsi3): Likewise.
12003         (iorsi3): Likewise.
12004         (xorsi3): Likewise.
12005         (addsi3): Separate register and immediate alternatives.
12006         Add LIW attributes.
12007         (subsi3): Likewise.
12008         (cmpsi): Likewise.
12009         (aslsi3): Likewise.
12010         (lshrsi3): Likewise.
12011         (ashrsi3): Likewise.
12012         (liw): New pattern.
12013         * config/mn10300/mn10300.c (liw_op_names): New
12014         (mn10300_print_operand): Handle 'W' operand descriptor.
12015         (extract_bundle): New function.
12016         (check_liw_constraints): New function.
12017         (liw_candidate): New function.
12018         (mn10300_bundle_liw): New function.
12019         (mn10300_reorg): New function.
12020         (TARGET_MACHINE_DEPENDENT_REORG): Define.
12021         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
12022         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
12023         __LIW__ or __NO_LIW__.
12024         * doc/invoke.texi: Describe the -mliw command line option.
12025
12026 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12027
12028         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
12029         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
12030         pthread_mutex_unlock): Remove.
12031         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
12032         * config/pa/t-pa64: Likewise.
12033         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
12034         shared libc if not linking against libpthread.
12035         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12036
12037 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
12038
12039         PR target/47558
12040         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
12041         on 10.6 and later to ensure that we always use the unwinder from
12042         the system.  Only add -no_compact_unwind when tarteting darwin
12043         10.6 or later.
12044
12045 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
12046
12047         PR target/46997
12048         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
12049         (vec_interleave_lowv2sf): Ditto.
12050         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
12051         (vec_extract_oddv2sf): Ditto.
12052
12053 2011-02-07  Mike Stump  <mikestump@comcast.net>
12054
12055         PR target/42333
12056         Add __ieee_divdc3 entry point.
12057         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
12058         entry point.
12059         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
12060         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
12061         * config/darwin.c (darwin_rename_builtins): Add.
12062         * config/darwin-protos.h (darwin_rename_builtins): Add.
12063
12064 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
12065
12066         PR target/47636
12067         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
12068         for the condition.
12069
12070 2011-02-07  Mike Stump  <mikestump@comcast.net>
12071
12072         * config/darwin.opt (mmacosx-version-min): Update default OS version.
12073
12074 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
12075
12076         PR target/47534
12077         * config/avr/libgcc.S (exit): Move .endfunc
12078
12079 2011-02-07  Richard Guenther  <rguenther@suse.de>
12080
12081         PR tree-optimization/47615
12082         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
12083         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
12084         (run_scc_vn): Initialize it.
12085         (visit_reference_op_load): Use it.
12086         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
12087
12088 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12089
12090         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
12091         DImode trapping arithmetic libfuncs.
12092
12093 2011-02-07  Richard Guenther  <rguenther@suse.de>
12094
12095         PR tree-optimization/47621
12096         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
12097         two duplicates ...
12098         (execute_update_addresses_taken): ... here.  Make it more
12099         conservative in what we accept.
12100
12101 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
12102
12103         * config/sparc/freebsd.h (ASM_SPEC): Define.
12104         * config/sparc/vxworks.h (ASM_SPEC): Define.
12105
12106 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
12107
12108         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
12109
12110 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
12111
12112         * doc/invoke.texi: Remove reference to compiler internals from
12113         user documentation.
12114
12115         * reg-notes.def: Remove REG_VALUE_PROFILE.
12116         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
12117
12118 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
12119
12120         PR middle-end/47610
12121         * varasm.c (default_section_type_flags): If decl is NULL,
12122         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
12123
12124 2011-02-05  Jie Zhang  <jie@codesourcery.com>
12125
12126         PR debug/42631
12127         * web.c (entry_register): Don't clobber the number of the
12128         first uninitialized reference in used[].
12129
12130 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
12131
12132         PR tree-optimization/46194
12133         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
12134         (build_classic_dist_vector_1): Do not represent classic distance
12135         vectors when the access functions are variating in different loops.
12136
12137 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
12138
12139         * config/mips/iris6.opt: New.
12140         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
12141
12142 2011-02-04  Richard Henderson  <rth@redhat.com>
12143             Steve Ellcey  <sje@cup.hp.com>
12144
12145         PR target/46997
12146         * config/ia64/predicates.md (mux1_brcst_element): New.
12147         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
12148         * config/ia64/ia64.c (ia64_unpack_assemble): New.
12149         (ia64_unpack_sign): New.
12150         (ia64_expand_unpack): Rewrite using new routines.
12151         (ia64_expand_widen_sum): Ditto.
12152         (ia64_expand_dot_prod_v8qi): Ditto.
12153         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
12154         routines, add endian check.
12155         (pmpy2_even): Rename from pmpy2_r, add endian check.
12156         (pmpy2_odd): Rename from pmpy2_l, add endian check.
12157         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
12158         (vec_widen_smult_hi_v4hi): Ditto.
12159         (vec_widen_umult_lo_v4hi): Ditto.
12160         (vec_widen_umult_hi_v4hi): Ditto.
12161         (mulv2si3): Change endian checks.
12162         (sdot_prodv4hi): Rewrite with new calls.
12163         (udot_prodv4hi): New.
12164         (vec_pack_ssat_v4hi): Add endian check.
12165         (vec_pack_usat_v4hi): Ditto.
12166         (vec_pack_ssat_v2si): Ditto.
12167         (max1_even): Rename from max1_r, add endian check.
12168         (max1_odd): Rename from max1_l, add endian check.
12169         (*mux1_rev): Format change.
12170         (*mux1_mix): Ditto.
12171         (*mux1_shuf): Ditto.
12172         (*mux1_alt): Ditto.
12173         (*mux1_brcst_v8qi): Use new predicate.
12174         (vec_extract_evenv8qi): Remove endian check.
12175         (vec_extract_oddv8qi): Ditto.
12176         (vec_interleave_lowv4hi): Format change.
12177         (vec_interleave_highv4hi): Ditto.
12178         (mix2_even): Rename from mix2_r, add endian check.
12179         (mix2_odd): Rename from mux2_l, add endian check.
12180         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
12181         (vec_extract_evenodd_helper): Format change.
12182         (vec_extract_evenv4hi): Remove endian check.
12183         (vec_extract_oddv4hi): Remove endian check.
12184         (vec_interleave_lowv2si): Format change.
12185         (vec_interleave_highv2si): Format change.
12186         (vec_initv2si): Remove endian check.
12187         (vecinit_v2si): Add endian check.
12188         (reduc_splus_v2sf): Add endian check.
12189         (reduc_smax_v2sf): Ditto.
12190         (reduc_smin_v2sf): Ditto.
12191         (vec_initv2sf): Remove endian check.
12192         (fpack): Add endian check.
12193         (fswap): Add endian check.
12194         (vec_interleave_highv2sf): Add endian check.
12195         (vec_interleave_lowv2sf): Add endian check.
12196         (fmix_lr): Add endian check.
12197         (vec_setv2sf): Format change.
12198         (*vec_extractv2sf_0_be): Use shift to extract operand.
12199         (*vec_extractv2sf_1_be): New.
12200         (vec_pack_trunc_v4hi): Add endian check.
12201         (vec_pack_trunc_v2si): Format change.
12202
12203 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
12204
12205         PR inline-asm/23200
12206         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
12207         do bb, locus and block comparison and disallow loads if it is not set.
12208         (stmt_is_replaceable_p): New function.
12209         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
12210         callers.
12211         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
12212         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
12213         SSA_NAME_DEF_STMT.
12214         * tree-flow.h (stmt_is_replaceable_p): New prototype.
12215
12216 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
12217
12218         * config/rs6000/xilinx.opt: New.
12219         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
12220
12221 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
12222
12223         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
12224
12225 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
12226
12227         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
12228         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
12229         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
12230         secondary_reload_info, xtensa_secondary_reload): Remove.
12231         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
12232         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
12233         (xtensa_preferred_reload_class): Make static. Change return and
12234         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
12235         Use CONST_DOUBLE_P predicate.
12236         (xtensa_preferred_output_reload_class): New function.
12237         (xtensa_secondary_reload): Make static.
12238
12239 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
12240
12241         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
12242         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
12243         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
12244
12245 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
12246
12247         PR middle-end/31490
12248         * output.h (SECTION_RELRO): Define.
12249         (SECTION_MACH_DEP): Adjust.
12250         (get_variable_section): New prototype.
12251         * varpool.c (varpool_finalize_named_section_flags): New function.
12252         (varpool_assemble_pending_decls): Call it.
12253         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
12254         * cgraphunit.c (cgraph_output_in_order): Call
12255         varpool_finalize_named_section_flags.
12256         * varasm.c (get_section): Allow section flags conflicts between
12257         relro and read-only sections if the section hasn't been declared yet.
12258         Set SECTION_OVERRIDE after diagnosing section type conflict.
12259         (get_variable_section): No longer static.
12260         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
12261         readonly sections that need relocations.
12262         (decl_readonly_section_1): New function.
12263         (decl_readonly_section): Use it.
12264
12265         Revert:
12266         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
12267                     Steve Ellcey  <sje@cup.hp.com>
12268
12269         PR middle-end/31490
12270         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
12271         if section attribute used.
12272
12273 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
12274
12275         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
12276         * config/darwin.c (SECTION_NO_ANCHOR): Define.
12277         (darwin_init_sections): Remove assertion.
12278
12279 2011-02-03  Nick Clifton  <nickc@redhat.com>
12280
12281         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
12282         lt and ge.
12283         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
12284         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
12285         instead of "n" and "pz".
12286         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
12287         CC_FLAG_S.
12288
12289 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
12290
12291         PR target/47312
12292         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
12293         fma, expand FMA_EXPR as fma{,f,l} call.
12294
12295         PR lto/47274
12296         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
12297         copy them into a unsigned char variable and pass address of it to
12298         lto_output_data_stream.
12299
12300         PR target/47564
12301         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
12302         around backend_init_target and lang_dependent_init_target calls.
12303         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
12304         (verify_cgraph_node): Don't call set_cfun here.  Use
12305         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
12306         Set error_found for incorrectly represented calls to thunks.
12307
12308 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
12309
12310         PR debug/43092
12311         PR rtl-optimization/43494
12312         * rtl.h (for_each_inc_dec_fn): New type.
12313         (for_each_inc_dec): Declare.
12314         * rtlanal.c (struct for_each_inc_dec_ops): New type.
12315         (for_each_inc_dec_find_inc_dec): New fn.
12316         (for_each_inc_dec_find_mem): New fn.
12317         (for_each_inc_dec): New fn.
12318         * dse.c (struct insn_size): Remove.
12319         (replace_inc_dec, replace_inc_dec_mem): Remove.
12320         (emit_inc_dec_insn_before): New fn.
12321         (check_for_inc_dec): Use it, along with for_each_inc_dec.
12322         (canon_address): Pass mem modes to cselib_lookup.
12323         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
12324         (cselib_lookup_from_insn): Likewise.
12325         (cselib_subst_to_values): Likewise.
12326         * cselib.c (find_slot_memmode): New var.
12327         (cselib_find_slot): New fn.  Use it instead of
12328         htab_find_slot_with_hash everywhere.
12329         (entry_and_rtx_equal_p): Use find_slot_memmode.
12330         (autoinc_split): New fn.
12331         (rtx_equal_for_cselib_p): Rename and implement in terms of...
12332         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
12333         Deal with autoinc.  Special-case recursion into MEMs.
12334         (cselib_hash_rtx): Likewise.
12335         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
12336         address and MEM modes.
12337         (cselib_subst_to_values): Add memmode, pass it on.
12338         Deal with autoinc.
12339         (cselib_lookup): Add memmode argument, pass it on.
12340         (cselib_lookup_from_insn): Add memmode.
12341         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
12342         (struct cselib_record_autoinc_data): New.
12343         (cselib_record_autoinc_cb): New fn.
12344         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
12345         mode to cselib_lookup.  Reset autoinced REGs here instead of...
12346         (cselib_process_insn): ... here.
12347         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
12348         to cselib_lookup.
12349         (add_uses): Likewise, also to cselib_subst_to_values.
12350         (add_stores): Likewise.
12351         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
12352         cselib_subst_to_values.
12353         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
12354         * gcse.c (do_local_cprop): Adjusted.
12355         * postreload.c (reload_cse_simplify_set): Adjusted.
12356         (reload_cse_simplify_operands): Adjusted.
12357         * sel-sched-dump (debug_mem_addr_value): Pass mode.
12358
12359 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
12360
12361         PR tree-optimization/45122
12362         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
12363         unsafe assumptions when there's more than one loop exit.
12364
12365 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
12366
12367         PR target/47272
12368         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
12369         Document using vector double with the load/store builtins, and
12370         that the load/store builtins always use Altivec instructions.
12371
12372         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
12373         to use altivec memory instructions, even on VSX.
12374         (vector_altivec_store_<mode>): Ditto.
12375
12376         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
12377         function.
12378
12379         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12380         V2DF, V2DI support to load/store overloaded builtins.
12381
12382         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
12383         altivec load/store builtins for V2DF/V2DI types.
12384
12385         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12386         set avoid indexed addresses on power6 if -maltivec.
12387         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
12388         vector_altivec_load/vector_altivec_store builtins.
12389         (altivec_expand_st_builtin): Ditto.
12390         (altivec_expand_builtin): Add VSX memory builtins.
12391         (rs6000_init_builtins): Add V2DI types to internal types.
12392         (altivec_init_builtins): Add support for V2DF/V2DI altivec
12393         load/store builtins.
12394         (rs6000_address_for_altivec): Insure memory address is appropriate
12395         for Altivec.
12396
12397         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
12398         vec_vsx_ld and vec_vsx_st.
12399         (vsx_store_<mode>): Ditto.
12400
12401         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
12402         variables to hold long long types for VSX vector memory builtins.
12403         (RS6000_BTI_unsigned_long_long): Ditto.
12404         (long_long_integer_type_internal_node): Ditti.
12405         (long_long_unsigned_type_internal_node): Ditti.
12406
12407         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
12408         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
12409         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
12410
12411         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
12412         short cuts.
12413         (vec_vsx_st): Ditto.
12414
12415 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
12416
12417         * config/pa/pa-hpux10.opt: New.
12418         * config/hpux11.opt (pthread): New Driver option.
12419         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
12420         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
12421
12422 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
12423
12424         * config/ia64/vms.opt: New.
12425         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
12426
12427 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
12428
12429         PR target/47580
12430         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
12431         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
12432         generator functions.
12433         (vsx_floatuns<VSi><mode>2): Ditto.
12434         (vsx_fix_trunc<mode><VSi>2): Ditto.
12435         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
12436
12437 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
12438
12439         * config/i386/djgpp.opt (posix): New Driver option.
12440
12441 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
12442
12443         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
12444         Move to the unsupported targets list.
12445
12446 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
12447
12448         PR rtl-optimization/47525
12449         * df-scan.c: Update copyright years.
12450         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
12451         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
12452
12453 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12454
12455         * config/i386/sysv4.h (TARGET_VERSION): Remove.
12456         (SUBTARGET_RETURN_IN_MEMORY): Remove.
12457         (ASM_OUTPUT_ASCII): Remove.
12458         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
12459
12460 2011-02-02  Jeff Law  <law@redhat.com>
12461
12462         PR middle-end/47543
12463         * reload.c (find_reloads_address): Handle reg+d address where both
12464         components are invalid by reloading the entire address.
12465
12466 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
12467             Richard Guenther  <rguenther@suse.de>
12468
12469         PR tree-optimization/40979
12470         PR bootstrap/47044
12471         * passes.c (init_optimization_passes): After LIM call copy_prop
12472         and DCE to clean up.
12473         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
12474
12475 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
12476
12477         PR tree-optimization/47576
12478         PR tree-optimization/47555
12479         * doc/invoke.texi (scev-max-expr-complexity): Documented.
12480         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
12481         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
12482         * tree-scalar-evolution.c (follow_ssa_edge): Use
12483         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
12484
12485 2011-02-02  Richard Guenther  <rguenther@suse.de>
12486
12487         PR tree-optimization/47566
12488         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
12489
12490 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
12491
12492         PR debug/47106
12493         PR debug/47402
12494         * tree-inline.c (declare_return_variable): Remove unused caller
12495         variable.
12496
12497         PR debug/47106
12498         PR debug/47402
12499         * tree-flow-inline.h (clear_is_used, is_used_p): New.
12500         * cfgexpand.c (account_used_vars_for_block): Use them.
12501         * tree-nrv.c (tree_nrv): Likewise.
12502         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
12503         (dump_scope_block): Likewise.
12504         (remove_unused_locals): Likewise.
12505
12506         PR debug/47106
12507         PR debug/47402
12508         * tree-inline.c (declare_return_variable): Add result decl to
12509         local decls only once.
12510         * gimple-low.c (record_vars_into): Mark newly-created variables
12511         as referenced.
12512
12513 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
12514
12515         PR debug/47498
12516         PR debug/47501
12517         PR debug/45136
12518         PR debug/45130
12519         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12520         debug insns.
12521         (no_real_insns_p, schedule_block, set_priorities): Drop special
12522         treatment of boundary debug insns.
12523         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12524         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
12525         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12526         (BOUNDARY_DEBUG_INSN_P): Likewise.
12527         (SCHEDULE_DEBUG_INSN_P): Likewise.
12528         * sched-rgn.c (init_ready_list): Drop special treatment of
12529         boundary debug insns.
12530         * final.c (rest_of_clean_state): Clear notes' BB.
12531
12532 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12533
12534         * config/openbsd.opt (assert=): New Driver option.
12535
12536 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12537
12538         * config/i386/nto.opt: New.
12539         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
12540
12541 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12542
12543         * config/i386/netware.opt: New.
12544         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
12545
12546 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12547
12548         * config/interix.opt (posix): New Driver option.
12549
12550 2011-02-01  DJ Delorie  <dj@redhat.com>
12551
12552         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
12553
12554         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
12555         class for A0/A1.
12556
12557 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
12558
12559         PR tree-optimization/47561
12560         * toplev.c (process_options): Print the Graphite flags.  Add
12561         flag_loop_flatten to the list of options requiring Graphite.
12562
12563 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12564
12565         * config/i386/cygming.opt (posix): New Driver option.
12566
12567 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12568
12569         * config/arm/vxworks.opt: New.
12570         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
12571
12572 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12573
12574         * config/alpha/elf.opt: New.
12575         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
12576         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
12577
12578 2011-02-01  Richard Guenther  <rguenther@suse.de>
12579
12580         PR tree-optimization/47559
12581         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
12582         store-motion on references that can throw.
12583
12584 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
12585
12586         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
12587         * tree-pass.h (TDF_CSELIB): New macro.
12588         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
12589         cselib_lookup): Check for it rather than for TDF_DETAILS.
12590
12591 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
12592
12593         PR driver/47547
12594         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
12595         is HOST_BIT_BUCKET.
12596
12597         * opts.c (finish_options): Don't add x_aux_base_name if it is
12598         HOST_BIT_BUCKET.
12599
12600 2011-02-01  Richard Guenther  <rguenther@suse.de>
12601
12602         PR tree-optimization/47555
12603         Revert
12604         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
12605
12606         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
12607
12608 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12609
12610         PR gcc/46692
12611         * config/lm32/t-lm32: Add multilib for all CPU options.
12612
12613 2011-02-01  Richard Guenther  <rguenther@suse.de>
12614
12615         PR tree-optimization/47541
12616         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12617         sure to have a field at offset zero.
12618
12619 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12620
12621         * config/arc/arc.opt (EB, EL): New Driver options.
12622
12623 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12624
12625         * config/alpha/osf5.opt: New.
12626         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
12627
12628 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12629
12630         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
12631
12632 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
12633
12634         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
12635         -floop-interchange.
12636         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
12637         is an alias of -floop-interchange and that it requires the
12638         Graphite infrastructure.
12639         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
12640         flag_loop_interchange based on the value of flag_tree_loop_linear.
12641
12642 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
12643             Richard Guenther  <rguenther@suse.de>
12644
12645         PR tree-optimization/47538
12646         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
12647         type instead of r1type, except for comparisons.  For right
12648         shifts and comparisons punt if there are mismatches in
12649         sizetype vs. non-sizetype types.
12650
12651 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12652
12653         * doc/sourcebuild.texi (Effective-Target Keywords): Document
12654         avx_runtime.
12655
12656 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12657
12658         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
12659         version number.
12660         * configure: Regenerate.
12661
12662 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12663
12664         * configure.ac (gcc_cv_ld_static_option): Define.
12665         (gcc_cv_ld_dynamic_option): Define.
12666         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
12667         instead.
12668         (HAVE_LD_STATIC_DYNAMIC): Update message.
12669         (LD_STATIC_OPTION): Define.
12670         (LD_DYNAMIC_OPTION): Define.
12671         * configure: Regenerate.
12672         * config.in: Regenerate.
12673         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
12674         HAVE_LD_STATIC_DYNAMIC]: Use them.
12675
12676 2011-01-31  Nick Clifton  <nickc@redhat.com>
12677
12678         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
12679         registers inside interrupt handlers if the handler is not a leaf
12680         function.
12681
12682 2011-01-31  Nick Clifton  <nickc@redhat.com>
12683
12684         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
12685         reg_renumber returning an INVALID_REGNUM.
12686
12687 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12688
12689         PR libgcj/44341
12690         * doc/install.texi: Document host options discarded when cross
12691         configuring target libraries.
12692
12693 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12694
12695         Reverted:
12696         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12697         PR debug/45136
12698         PR debug/45130
12699         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12700         debug insns.
12701         (no_real_insns_p, schedule_block, set_priorities): Drop special
12702         treatment of boundary debug insns.
12703         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12704         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12705         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12706         (BOUNDARY_DEBUG_INSN_P): Likewise.
12707         (SCHEDULE_DEBUG_INSN_P): Likewise.
12708         * sched-rgn.c (init_ready_list): Drop special treatment of
12709         boundary debug insns.
12710         * final.c (rest_of_clean-state): Clear notes' BB.
12711
12712 2011-01-31  Alan Modra  <amodra@gmail.com>
12713
12714         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
12715         toc relative expressions as we do in print_operand_address.
12716
12717 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
12718
12719         * doc/extend.texi: Follow spelling conventions.
12720         * doc/invoke.texi: Fix a typo.
12721
12722 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
12723
12724         * config/hpux11.opt: New.
12725         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
12726         ia64*-*-hpux*): Use hpux11.opt.
12727
12728 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
12729
12730         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
12731         to tmake_file.
12732
12733 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12734
12735         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
12736         support sites.
12737
12738 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12739
12740         * doc/install.texi (Binaries): Remove outdated reference for
12741         Motorola 68HC11/68HC12 downloads.
12742
12743 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12744
12745         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
12746         Drepper's paper.
12747
12748 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
12749
12750         PR bootstrap/47147
12751         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
12752         used by NetBSD.
12753
12754 2011-01-28  Ahmad Sharif  <asharif@google.com>
12755
12756         * value-prof.c (check_counter): Corrected error message.
12757
12758 2011-01-29  Jie Zhang  <jie@codesourcery.com>
12759
12760         * config/arm/arm.c (arm_legitimize_reload_address): New.
12761         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
12762         arm_legitimize_reload_address.
12763         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
12764
12765 2011-01-28  Ian Lance Taylor  <iant@google.com>
12766
12767         * godump.c (go_define): Ignore macros whose definitions include
12768         two adjacent operands.
12769
12770 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
12771
12772         PR target/42894
12773         * varasm.c (force_const_mem): Store copy of x in desc->constant
12774         instead of x itself.
12775         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
12776         itself into REG_EQUAL note.
12777
12778 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
12779
12780         * config/freebsd.opt (posix, rdynamic): New Driver options.
12781
12782 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12783
12784         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
12785         -Bstatic/-Bdynamic.
12786         * configure: Regenerate.
12787
12788 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
12789
12790         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
12791         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
12792
12793 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
12794
12795         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
12796         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
12797         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
12798         (s390_preferred_reload_class): Make static. Change return and
12799         'rclass' argument type to reg_class_t.
12800
12801 2011-01-27  Jan Hubicka  <jh@suse.cz>
12802
12803         PR middle-end/46949
12804         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
12805         (process_function_and_variable_attributes): Check defined weakrefs.
12806
12807 2011-01-27  Martin Jambor  <mjambor@suse.cz>
12808
12809         PR tree-optimization/47228
12810         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
12811         build_ref_for_offset.
12812
12813 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12814
12815         * config/spu/spu-elf.h (ASM_SPEC): Remove.
12816
12817 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
12818
12819         PR rtl-optimization/46856
12820         * postreload.c (reload_combine_recognize_const_pattern): Do not
12821         separate cc0 setter and user on cc0 targets.
12822
12823 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
12824
12825         PR c/43082
12826         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
12827         passed a VOID_TYPE expression, immediately emit an error and
12828         return error_mark_node.
12829
12830 2011-01-26  Jeff Law  <law@redhat.com>
12831
12832         PR rtl-optimization/47464
12833         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
12834         rather than may_trap_p as needed.
12835
12836 2011-01-26  DJ Delorie  <dj@redhat.com>
12837
12838         PR rtl-optimization/46878
12839         * combine.c (insn_a_feeds_b): Check for the implicit cc0
12840         setter/user dependency as well.
12841
12842 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
12843
12844         PR rtl-optimization/44469
12845         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
12846         after removing trivially dead basic blocks.
12847
12848 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12849
12850         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
12851         * config/frv/frv.h (LINK_SPEC): Likewise.
12852         * config/i386/netware.h (LINK_SPEC): Likewise.
12853         * config/m68k/linux.h (ASM_SPEC): Likewise.
12854         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12855         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12856         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12857         * config/sparc/linux.h (ASM_SPEC): Likewise.
12858         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12859         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12860
12861 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12862
12863         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
12864         * config/frv/frv.h (ASM_SPEC): Likewise.
12865         * config/m68k/linux.h (ASM_SPEC): Likewise.
12866         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12867         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
12868         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12869         * config/sparc/linux.h (ASM_SPEC): Likewise.
12870         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12871         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12872
12873 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12874
12875         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
12876         * config/frv/frv.h (LINK_SPEC): Likewise.
12877         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12878
12879 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12880
12881         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
12882         * config/frv/frv.h (ASM_SPEC): Likewise.
12883         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
12884         * config/m68k/linux.h (ASM_SPEC): Likewise.
12885         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12886         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
12887         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12888         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
12889         * config/sparc/linux.h (ASM_SPEC): Likewise.
12890         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12891         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12892         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
12893
12894 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
12895
12896         PR target/46997
12897         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
12898         (*mux2): Ditto.
12899         (vec_extract_evenodd_help): Ditto.
12900         (vec_extract_evenv4hi): Ditto.
12901         (vec_extract_oddv4hi): Ditto.
12902         (vec_interleave_lowv2si): Ditto.
12903         (vec_interleave_highv2si): Ditto.
12904         (vec_extract_evenv2si): Ditto.
12905         (vec_extract_oddv2si: Ditto.
12906         (vec_pack_trunc_v2si): Ditto.
12907
12908 2011-01-22  Jan Hubicka  <jh@suse.cz>
12909
12910         PR target/47237
12911         * cgraph.h (cgraph_local_info): New field can_change_signature.
12912         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
12913         signature can change.
12914         (ipcp_estimate_growth): Call sequence simplify only if calle signature
12915         can change.
12916         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
12917         (cgraph_function_versioning): We can not change signature of functions
12918         that don't allow that.
12919         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
12920         (lto_input_node): Likewise.
12921         * ipa-inline.c (compute_inline_parameters): Compute
12922         local.can_change_signature.
12923         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
12924         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
12925         functions that can not change signature.
12926         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
12927         init_cumulative_args): Do not use local calling conventions
12928         for functions that can not change signature.
12929
12930 2011-01-22  Jan Hubicka  <jh@suse.cz>
12931
12932         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
12933
12934 2011-01-26  Richard Guenther  <rguenther@suse.de>
12935
12936         PR tree-optimization/47190
12937         * cgraphunit.c (process_common_attributes): New function.
12938         (process_function_and_variable_attributes): Use it.
12939
12940 2011-01-26  Richard Guenther  <rguenther@suse.de>
12941
12942         PR lto/47423
12943         * cgraphbuild.c (record_eh_tables): Record reference to personality
12944         function.
12945
12946 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
12947
12948         PR debug/45454
12949         * sel-sched.c (moveup_expr): Don't let debug insns prevent
12950         non-debug insns from moving up.
12951
12952 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12953
12954         PR target/40125
12955         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
12956         t-dlldir{,-x} fragment for build and add it to tmake_file.
12957         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12958         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
12959         * config/i386/t-dlldir: New file.
12960         (SHLIB_DLLDIR): Define.
12961         * config/i386/t-dlldir-x: New file.
12962         (SHLIB_DLLDIR): Define.
12963         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
12964         (SHLIB_INSTALL): Use it.
12965
12966 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
12967
12968         PR target/47246
12969         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
12970         lower bound of the allowed Thumb-2 coprocessor load/store
12971         index range to -256. Add explaining comment.
12972
12973 2011-01-25  Ian Lance Taylor  <iant@google.com>
12974
12975         * godump.c (go_define): Improve lexing of macro expansion to only
12976         accept expressions which match Go spec.
12977
12978 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12979
12980         PR c++/43601
12981         * tree.c (handle_dll_attribute): Handle it.
12982         * doc/extend.texi (@item dllexport): Mention it.
12983         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
12984
12985 2011-01-25  Ian Lance Taylor  <iant@google.com>
12986
12987         PR tree-optimization/26854
12988         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
12989         (decl_jump_unsafe): Move higher in file, with no other change.
12990         (bind): Set has_jump_unsafe_decl if appropriate.
12991         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
12992         (check_earlier_gotos): Likewise.
12993         (c_check_switch_jump_warnings): Likewise.
12994
12995 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
12996
12997         * doc/invoke.texi (Warning Options): Add missing hyphen.
12998         (-fprofile-dir): Minor grammatical fixes.
12999         (-fbranch-probabilities): Likewise.
13000
13001 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
13002
13003         PR debug/45136
13004         PR debug/45130
13005         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13006         debug insns.
13007         (no_real_insns_p, schedule_block, set_priorities): Drop special
13008         treatment of boundary debug insns.
13009         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13010         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
13011         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13012         (BOUNDARY_DEBUG_INSN_P): Likewise.
13013         (SCHEDULE_DEBUG_INSN_P): Likewise.
13014         * sched-rgn.c (init_ready_list): Drop special treatment of
13015         boundary debug insns.
13016         * final.c (rest_of_clean-state): Clear notes' BB.
13017
13018 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13019
13020         * Makefile.in (LAMBDA_H): Removed.
13021         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
13022         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
13023         lambda-trans.o, and tree-loop-linear.o.
13024         (lto-symtab.o): Remove dependence on LAMBDA_H.
13025         (tree-loop-linear.o): Remove rule.
13026         (lambda-mat.o): Same.
13027         (lambda-trans.o): Same.
13028         (lambda-code.o): Same.
13029         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
13030         (tree-vect-slp.o): Same.
13031         * hwint.h (gcd): Moved here.
13032         (least_common_multiple): Same.
13033         * lambda-code.c: Removed.
13034         * lambda-mat.c: Removed.
13035         * lambda-trans.c: Removed.
13036         * lambda.h: Removed.
13037         * tree-loop-linear.c: Removed.
13038         * lto-symtab.c: Do not include lambda.h.
13039         * omega.c (gcd): Removed.
13040         * passes.c (init_optimization_passes): Remove pass_linear_transform.
13041         * tree-data-ref.c (print_lambda_vector): Moved here.
13042         (lambda_vector_copy): Same.
13043         (lambda_matrix_copy): Same.
13044         (lambda_matrix_id): Same.
13045         (lambda_vector_first_nz): Same.
13046         (lambda_matrix_row_add): Same.
13047         (lambda_matrix_row_exchange): Same.
13048         (lambda_vector_mult_const): Same.
13049         (lambda_vector_negate): Same.
13050         (lambda_matrix_row_negate): Same.
13051         (lambda_vector_equal): Same.
13052         (lambda_matrix_right_hermite): Same.
13053         * tree-data-ref.h: Do not include lambda.h.
13054         (lambda_vector): Moved here.
13055         (lambda_matrix): Same.
13056         (dependence_level): Same.
13057         (lambda_transform_legal_p): Removed declaration.
13058         (lambda_collect_parameters): Same.
13059         (lambda_compute_access_matrices): Same.
13060         (lambda_vector_gcd): Same.
13061         (lambda_vector_new): Same.
13062         (lambda_vector_clear): Same.
13063         (lambda_vector_lexico_pos): Same.
13064         (lambda_vector_zerop): Same.
13065         (lambda_matrix_new): Same.
13066         * tree-flow.h (least_common_multiple): Removed declaration.
13067         * tree-parloops.c (lambda_trans_matrix): Moved here.
13068         (LTM_MATRIX): Same.
13069         (LTM_ROWSIZE): Same.
13070         (LTM_COLSIZE): Same.
13071         (LTM_DENOMINATOR): Same.
13072         (lambda_trans_matrix_new): Same.
13073         (lambda_matrix_vector_mult): Same.
13074         (lambda_transform_legal_p): Same.
13075         * tree-pass.h (pass_linear_transform): Removed declaration.
13076         * tree-ssa-loop.c (tree_linear_transform): Removed.
13077         (gate_tree_linear_transform): Removed.
13078         (pass_linear_transform): Removed.
13079         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
13080         flag_loop_interchange.
13081
13082 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
13083
13084         PR tree-optimization/47265
13085         PR tree-optimization/47443
13086         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
13087         if name still has some uses.
13088
13089 2011-01-25  Martin Jambor  <mjambor@suse.cz>
13090
13091         PR tree-optimization/47382
13092         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
13093         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
13094
13095 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
13096
13097         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
13098         sjlj_except_unwind_info.
13099
13100 2011-01-25  Richard Guenther  <rguenther@suse.de>
13101
13102         PR tree-optimization/47426
13103         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
13104         visible functions results escape.
13105
13106 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
13107
13108         PR target/45701
13109         * config/arm/arm.c (any_sibcall_uses_r3): New function.
13110         (arm_get_frame_offsets): Use it.
13111
13112 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13113             Jakub Jelinek  <jakub@redhat.com>
13114
13115         PR tree-optimization/47271
13116         * tree-if-conv.c (bb_postdominates_preds): New.
13117         (if_convertible_bb_p): Call bb_postdominates_preds.
13118         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
13119         (predicate_scalar_phi): Call bb_postdominates_preds.
13120
13121 2011-01-25  Nick Clifton  <nickc@redhat.com>
13122
13123         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
13124         * config/rx/rx.c (rx_function_value): Likewise.
13125         (rx_promote_function_mode): Likewise.
13126         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
13127         in order to make it legitimate.
13128         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
13129         make sure that the first operand is the same as the result register.
13130         (addsi3_unspec): Delete.
13131         (subdi3): Do not accept immediate operands.
13132         (subdi3_internal): Likewise.
13133
13134 2011-01-25  Jeff Law  <law@redhat.com>
13135
13136         PR rtl-optimization/37273
13137         * ira-costs.c (scan_one_insn): Detect constants living in memory and
13138         handle them like argument loads from stack slots.  Do not double
13139         count memory for memory constants and argument loads from stack slots.
13140
13141 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
13142
13143         PR tree-optimization/47427
13144         PR tree-optimization/47428
13145         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13146         coalesce if the new root var would be TREE_READONLY.
13147
13148 2011-01-25  Richard Guenther  <rguenther@suse.de>
13149
13150         PR middle-end/47414
13151         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
13152         correct type for TBAA.
13153
13154 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13155
13156         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
13157         (close_phi_written_to_memory): Call for_each_index with
13158         dr_indices_valid_in_loop.
13159
13160 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13161
13162         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
13163         when it is initialized.
13164
13165 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13166
13167         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
13168         call to graphite_find_data_references_in_stmt.
13169         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
13170         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
13171         call to graphite_find_data_references_in_stmt.
13172         (analyze_drs_in_stmts): Same.
13173         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
13174         in which the scalar analysis of indices is performed.
13175         (create_data_ref): Same.  Update call to dr_analyze_indices.
13176         (find_data_references_in_stmt): Update call to create_data_ref.
13177         (graphite_find_data_references_in_stmt): Same.
13178         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
13179         declaration.
13180         (create_data_ref): Same.
13181         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
13182         call to create_data_ref.
13183
13184 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13185
13186         * graphite-sese-to-poly.c (build_poly_scop): Move
13187         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
13188
13189 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13190
13191         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
13192         VAR_DECL, PARM_DECL, and RESULT_DECL.
13193
13194 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13195
13196         * graphite-dependences.c (reduction_dr_1): Allow several reductions
13197         in a reduction PBB.
13198         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
13199         that have already been marked as PBB_IS_REDUCTION.
13200
13201 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13202
13203         * graphite-scop-detection.c (same_close_phi_node): New.
13204         (remove_duplicate_close_phi): New.
13205         (make_close_phi_nodes_unique): New.
13206         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
13207
13208 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13209
13210         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
13211         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
13212         of both data references to be the same.
13213
13214 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13215
13216         * graphite-dependences.c (build_lexicographical_constraint): Remove
13217         the gdim parameter.
13218         (build_lexicographical_constraint): Adjust call to
13219         ppl_powerset_is_empty.
13220         (dependence_polyhedron): Same.
13221         (graphite_legal_transform_dr): Same.
13222         (graphite_carried_dependence_level_k): Same.
13223         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
13224         parameter.
13225         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
13226
13227 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13228
13229         * graphite-sese-to-poly.c
13230         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
13231         (close_phi_written_to_memory): New.
13232         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
13233         and unshare_expr.
13234
13235 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13236
13237         * doc/install.texi: Update the expected version number of PPL to 0.11.
13238         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
13239         #if PPL_VERSION_MINOR < 11.
13240
13241 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13242
13243         * graphite-dependences.c: Include graphite-cloog-util.h.
13244         (new_poly_ddr): Inlined into dependence_polyhedron.
13245         (free_poly_ddr): Moved close by new_poly_ddr.
13246         (dependence_polyhedron_1): Renamed dependence_polyhedron.
13247         Early return NULL when ppl_powerset_is_empty returns true.
13248         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
13249         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
13250         (graphite_legal_transform_dr): Call new_poly_ddr.
13251         (graphite_carried_dependence_level_k): Same.
13252         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
13253         (dot_transformed_deps_stmt_1): Removed.
13254         (dot_deps_stmt_1): Call dot_deps_stmt_2.
13255         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
13256         (dot_deps_1): Call dot_deps_2.
13257         * Makefile.in (graphite-dependences.o): Add missing dependence on
13258         graphite-cloog-util.h.
13259
13260 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13261
13262         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
13263         (build_lexicographical_constraint): Same.
13264         (dependence_polyhedron_1): Same.
13265         (graphite_legal_transform_dr): Same.
13266         (graphite_carried_dependence_level_k): Same.
13267         * graphite-ppl.c (ppl_powerset_is_empty): New.
13268         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
13269         * tree-data-ref.c (dump_data_reference): Print the basic block index.
13270
13271 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13272
13273         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
13274         the "a followed by b" relation and document it.
13275
13276 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13277
13278         * graphite-dependences.c (build_lexicographical_constraint): Stop the
13279         iteration when the bag of constraints is empty.
13280
13281 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13282
13283         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
13284
13285 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13286
13287         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
13288         nest and two loop depths as parameters.
13289         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
13290         lst_perfect_nestify.
13291
13292 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13293
13294         * graphite-dependences.c (print_pddr): Call
13295         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
13296
13297 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13298
13299         * graphite-ppl.c (debug_gmp_value): New.
13300         * graphite-ppl.h (debug_gmp_value): Declared.
13301
13302 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
13303
13304         * doc/install.texi: Document availability of cloog-0.16.
13305
13306 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
13307
13308         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
13309         invalid postdominance info.
13310
13311 2011-01-24  Jan Hubicka  <jh@suse.cz>
13312
13313         PR c/21659
13314         * doc/extend.texi (weak pragma): Drop claim that it must
13315         appear before definition.
13316         * varasm.c (merge_weak, declare_weak): Only sanity check
13317         that DECL is not output at a time it is declared weak.
13318
13319 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
13320
13321         * machmode.def: Fixed comments.
13322
13323 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
13324
13325         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
13326
13327 2011-01-24  Paul Koning  <ni1d@arrl.net>
13328
13329         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
13330         WORDS_BIG_ENDIAN.
13331
13332 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
13333
13334         PR target/46519
13335         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
13336         (block_info): Add scanned and prev.
13337         (move_or_delete_vzeroupper_2): Return if the basic block
13338         has been scanned and the upper 128bit state is unchanged
13339         from the last scan.
13340         (move_or_delete_vzeroupper_1): Return true if the exit
13341         state is changed.
13342         (move_or_delete_vzeroupper): Visit basic blocks using the
13343         work-list based algorithm based on vt_find_locations in
13344         var-tracking.c.
13345
13346         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
13347
13348 2011-01-24  Nick Clifton  <nickc@redhat.com>
13349
13350         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
13351         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
13352         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
13353         then define __v850e1__.
13354         * doc/invoke.texi: Document -mv850es.
13355
13356 2011-01-24  Richard Henderson  <rth@redhat.com>
13357
13358         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
13359         compound unordered comparisons.
13360         * config/rx/rx.c (rx_split_fp_compare): Remove.
13361         * config/rx/rx-protos.h: Update.
13362         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
13363         (cbranchsf4): Don't call rx_split_fp_compare.
13364         (*cbranchsf4): Use rx_split_cbranch.
13365         (*cmpsf): Don't accept "i" constraint.
13366         (*conditional_branch): Only valid after reload.
13367         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
13368
13369 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
13370
13371         PR target/47385
13372         * config/rs6000/altivec.md (vector constant splitters): Add
13373         support for creating vector single precision constants if -mvsx is
13374         used and we would create the constant using Altivec primitives.
13375
13376 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
13377             Richard Sandiford  <rdsandiford@googlemail.com>
13378
13379         PR rtl-optimization/47166
13380         * reload1.c (emit_reload_insns): Disable the spill_reg_store
13381         mechanism for PRE_MODIFY and POST_MODIFY.
13382         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
13383         reloadreg.
13384
13385 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
13386
13387         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
13388
13389 2011-01-22  Jan Hubicka  <jh@suse.cz>
13390
13391         PR lto/47333
13392         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
13393
13394 2011-01-22  Jan Hubicka  <jh@suse.cz>
13395
13396         PR tree-optimization/43884
13397         PR lto/44334
13398         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
13399         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
13400
13401 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
13402
13403         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
13404         * config/s390/s390.c (s390_register_move_cost,
13405         s390_memory_move_cost): New.
13406         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
13407
13408 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13409
13410         PR middle-end/47401
13411         * except.c (sjlj_assign_call_site_values): Move setting the
13412         crtl->uses_eh_lsda flag to ...
13413         (sjlj_mark_call_sites): ... here.
13414         (sjlj_emit_function_enter): Support NULL dispatch label.
13415         (sjlj_build_landing_pads): In a function with no landing pads
13416         that still has must-not-throw regions, generate code to register
13417         a personality function with empty LSDA.
13418
13419 2011-01-21  Richard Henderson  <rth@redhat.com>
13420
13421         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
13422
13423         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
13424
13425         * compare-elim.c: New file.
13426         * Makefile.in (OBJS-common): Add it.
13427         (compare-elim.o): New.
13428         * common.opt (fcompare-elim): New.
13429         * opts.c (default_options_table): Add OPT_fcompare_elim.
13430         * tree-pass.h (pass_compare_elim_after_reload): New.
13431         * passes.c (init_optimization_passes): Add it.
13432         * recog.h: Protect against re-inclusion.
13433         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
13434         * doc/invoke.texi (-fcompare-elim): Document it.
13435         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
13436         * doc/tm.texi: Rebuild.
13437
13438 2011-01-22  Nick Clifton  <nickc@redhat.com>
13439
13440         * config/rx/rx.md (cstoresf4): Pass comparison operator to
13441         rx_split_fp_compare.
13442
13443 2011-01-22  Nick Clifton  <nickc@redhat.com>
13444
13445         * config/rx/rx.md (UNSPEC_CONST): New.
13446         (deallocate_and_return): Wrap the amount popped off the stack in
13447         an UNSPEC_CONST in order to stop it being rejected by
13448         -mmax-constant-size.
13449         (pop_and_return): Add a "(return)" rtx.
13450         (call): Drop the immediate operand.
13451         (call_internal): Likewise.
13452         (call_value): Likewise.
13453         (call_value_internal): Likewise.
13454         (sibcall_internal): Likewise.
13455         (sibcall_value_internal): Likewise.
13456         (sibcall): Likewise.  Generate an explicit call using
13457         sibcall_internal.
13458         (sibcall_value): Likewise.
13459         (mov<>): FAIL if a constant operand is not legitimate.
13460         (addsi3_unpsec): New pattern.
13461
13462         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
13463         (ok_for_max_constant): New function.
13464         (gen_safe_add): New function.
13465         (rx_expand_prologue): Use gen_safe_add.
13466         (rx_expand_epilogue): Likewise.
13467         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
13468         UNSPEC CONSTs.
13469
13470 2011-01-21  Jeff Law  <law@redhat.com>
13471
13472         PR tree-optimization/47053
13473         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
13474         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
13475         statements are deleted.
13476         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
13477         is nonempty, then purge dead edges and cleanup the CFG.
13478
13479 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13480
13481         PR debug/47402
13482         Temporarily revert:
13483         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13484         PR debug/47106
13485         * tree-dfa.c (create_var_ann): Mark variable as used.
13486
13487 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13488
13489         PR middle-end/45566
13490         * except.c (convert_to_eh_region_ranges): Emit queued no-region
13491         notes from other section in hot/cold partitioning even if
13492         last_action is -3.  Increment call_site_base.
13493
13494         PR rtl-optimization/47366
13495         * fwprop.c (forward_propagate_into): Return bool.  If
13496         any changes are made, -fnon-call-exceptions is used and
13497         REG_EH_REGION note is present, call purge_dead_edges
13498         and return true if it purged anything.
13499         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
13500         any EH edges were purged.
13501
13502 2011-01-21  Jeff Law  <law@redhat.com>
13503
13504         PR rtl-optimization/41619
13505         * caller-save.c (setup_save_areas): Break out code to determine
13506         which hard regs are live across calls by examining the reload chains
13507         so that it is always used.
13508         Eliminate code which checked REG_N_CALLS_CROSSED.
13509
13510 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13511
13512         PR tree-optimization/47355
13513         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
13514         NOP has non-debug uses beyond PHIs in new_bb.
13515
13516 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13517
13518         PR debug/47106
13519         * cfgexpand.c (account_used_vars_for_block): Only account vars
13520         that are annotated as used.
13521         (estimated_stack_frame_size): Don't set TREE_USED.
13522         * tree-dfa.c (create_var_ann): Mark variable as used.
13523
13524 2011-01-21  Richard Guenther  <rguenther@suse.de>
13525
13526         PR middle-end/47395
13527         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
13528
13529 2011-01-21  Richard Guenther  <rguenther@suse.de>
13530
13531         PR tree-optimization/47365
13532         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
13533         (vn_reference_lookup_pieces): Adjust.
13534         (vn_reference_lookup): Likewise.
13535         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
13536         (vn_reference_lookup_3): Only look through kills if in
13537         VN_WALKREWRITE mode.
13538         (vn_reference_lookup_pieces): Adjust.
13539         (vn_reference_lookup): Likewise.
13540         (visit_reference_op_load): Likewise.
13541         (visit_reference_op_store): Likewise.
13542         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
13543         (compute_avail): Likewise.
13544         (eliminate): Likewise.
13545
13546 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13547
13548         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
13549         DECL_IGNORED_P non-reg vars if they are used.
13550
13551         PR tree-optimization/47391
13552         * varpool.c (const_value_known_p): Return false if
13553         decl is volatile.
13554
13555 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
13556
13557         PR bootstrap/47215
13558         * config/i386/i386.c (ix86_local_alignment): Handle
13559         case for va_list_type_node is nil.
13560         (ix86_canonical_va_list_type): Likewise.
13561
13562 2011-01-21  Alan Modra  <amodra@gmail.com>
13563
13564         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
13565         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
13566
13567 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13568
13569         * config/arm/arm.md (define_attr type): Rename f_load
13570         and f_store to f_fpa_load and f_fpa_store. Update.
13571         (write_conflict): Deal with rename fallout.
13572         (*push_fp_multi): Likewise.
13573         * config/arm/fpa.md (f_load): Use f_fpa_load.
13574         (f_store): Use f_fpa_store.
13575         (*movsf_fpa): Likewise.
13576         (*movdf_fpa): Likewise.
13577         (*movxf_fpa): Likewise.
13578         (*thumb2_movsf_fpa): Likewise.
13579         (*thumb2_movdf_fpa): Likewise.
13580         (*thumb2_movxf_fpa): Likewise.
13581         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
13582         f_loadd and f_stored.
13583         (*thumb2_movdi_vfp): Likewise.
13584         (*thumb2_movsf_vfp): Fix attribute to f_loads.
13585         (*thumb2_movsi_vfp): Likewise.
13586         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
13587         Use f_loads instead of f_load.
13588         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
13589
13590 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
13591
13592         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13593         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
13594         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13595         (xtensa_mode_dependent_address_p): New function.
13596         (constantpool_address_p): Make static. Change return type to bool.
13597         Change argument type to const_rtx. Use CONST_INT_P predicate.
13598
13599 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
13600
13601         PR debug/46583
13602         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
13603
13604 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13605
13606         PR debug/47283
13607         * cfgexpand.c (expand_debug_expr): Instead of generating
13608         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
13609         etc. handling.
13610
13611 2011-01-20  Richard Guenther  <rguenther@suse.de>
13612
13613         PR middle-end/47370
13614         * tree-inline.c (remap_gimple_op_r): Recurse manually for
13615         the pointer operand of MEM_REFs.
13616
13617 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13618
13619         PR tree-optimization/46130
13620         * ipa-split.c (consider_split): If return_bb contains non-virtual
13621         PHIs other than for retval or if split_function would not adjust it,
13622         refuse to split.
13623
13624 2011-01-20  Richard Guenther  <rguenther@suse.de>
13625
13626         PR tree-optimization/47167
13627         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13628         Revert previous change, only avoid enumeral type changes.
13629
13630 2011-01-19  Mike Stump  <mikestump@comcast.net>
13631
13632         * doc/tm.texi.in (BRANCH_COST): Englishify.
13633         * doc/tm.texi (BRANCH_COST): Likewise.
13634
13635 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
13636
13637         PR c++/47291
13638         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
13639         (gen_scheduled_generic_parms_dies): New functions.
13640         (gen_struct_or_union_type_die): Schedule template parameters DIEs
13641         generation for the end of CU compilation.
13642         (dwarf2out_finish): Generate template parameters DIEs here.
13643
13644 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13645
13646         PR debug/46240
13647         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
13648         debug bind stmt on merge edges.
13649
13650 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13651
13652         PR debug/47079
13653         PR debug/46724
13654         * function.c (instantiate_expr): Instantiate incoming rtl of
13655         implicit arguments, and recurse on VALUE_EXPRs.
13656         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
13657         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
13658
13659 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13660
13661         * c-parser.c (c_parser_for_statement): Initialize
13662         collection_expression.
13663
13664 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13665
13666         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
13667
13668 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13669
13670         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
13671         (LINK_SHLIB_SPEC): Don't use %(link_path).
13672         (SUBTARGET_EXTRA_SPECS): Remove link_path.
13673
13674 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13675
13676         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
13677         (NO_SHARED_LIB_SUPPORT): Remove.
13678         (LINK_SHLIB_SPEC): Remove one conditional definition.
13679
13680 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13681
13682         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
13683         %{call_shared}.
13684         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
13685         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
13686         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
13687         %{call_shared} and conditionals on these options not being passed.
13688         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
13689         %{call_shared}.
13690
13691 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13692
13693         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
13694         simplify.
13695
13696         * ipa-split.c: Spelling fixes.
13697
13698 2011-01-19  Richard Henderson  <rth@redhat.com>
13699
13700         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
13701         (*mulsi3): Likewise.
13702
13703         * longlong.h [__mn10300__] (count_leading_zeros): New.
13704         [__mn10300__] (umul_ppmm, smul_ppmm): New.
13705         [__mn10300__] (add_ssaaaa, subddmmss): New.
13706         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
13707         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
13708
13709 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13710
13711         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
13712
13713 2011-01-19  Richard Henderson  <rth@redhat.com>
13714
13715         * config/mn10300/mn10300.md (addsi3_flags): New.
13716         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
13717         (subsi3_flags, subc_internal, subdi3): New.
13718         (subdi3_internal, *subdi3_degenerate): New.
13719         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
13720
13721         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
13722         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
13723         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
13724         * config/mn10300/mn10300-protos.h: Update.
13725         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
13726         (return_ret): Likewise.  Rename from return_internal_regs.
13727         (return_internal): Remove.
13728
13729         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
13730         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
13731         (mn10300_legitimate_constant_p): Likewise.
13732         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
13733         (mn10300_frame_size): New.
13734         (mn10300_expand_prologue): Use it.
13735         (mn10300_expand_epilogue): Likewise.
13736         (mn10300_initial_offset): Likewise.
13737         * config/mn10300/mn10300-protos.h: Update.
13738         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
13739         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
13740         (prologue, epilogue, return_internal): Tidy output code.
13741         (mn10300_store_multiple_operation, return): Likewise.
13742         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
13743         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
13744         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
13745         (load_pic, am33_load_pic): New.
13746         (mn10300_load_pic0, mn10300_load_pic1): New.
13747
13748         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
13749         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
13750         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
13751         (cc_flags_for_mode, cc_flags_for_code): New.
13752         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
13753         overflow flag is not valid.  Validate that the flags we need
13754         for the comparison are valid.
13755         (mn10300_output_cmp): Remove.
13756         (mn10300_output_add): New.
13757         (mn10300_select_cc_mode): Use cc_flags_for_code.
13758         (mn10300_split_cbranch): New.
13759         (mn10300_match_ccmode): New.
13760         (mn10300_split_and_operand_count): New.
13761         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
13762         to the function.
13763         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
13764         (addsi3): ... here.  Use mn10300_output_add.
13765         (*addsi3_flags): New.
13766         (*am33_subsi3, *mn10300_subsi3): Merge...
13767         (subsi3): ... here.  Use attribute isa.
13768         (*subsi3_flags): New.
13769         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
13770         when possible.
13771         (*am33_andsi3, *mn10300_andsi3): Merge...
13772         (andsi3): ... here.
13773         (*andsi3_flags): New.
13774         (andsi3 splitters): New.
13775         (*am33_iorsi3, *mn10300_iorsi3): Merge...
13776         (iorsi3): ... here.
13777         (*iorsi3_flags): New.
13778         (*am33_xorsi3, *mn10300_xorsi3): Merge...
13779         (xorsi3): ... here.
13780         (*xorsi3_flags): New.
13781         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
13782         (one_cmplsi2): ... here.
13783         (*one_cmplsi2_flags): New.
13784         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
13785         instead of "dax" in constraints.  Use mn10300_split_cbranch.
13786         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
13787         use matching constraints to eliminate a self-comparison.
13788         (*integer_conditional_branch): Rename from integer_conditional_branch.
13789         Use int_mode_flags to match CC_REG.
13790         (*cbranchsi4_btst, *btstsi): New.
13791         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
13792         mn10300_split_cbranch.
13793         (*am33_cmpsf): Rename from am33_cmpsf.
13794         (*float_conditional_branch): Rename from float_conditional_branch.
13795         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
13796         (zero_extendqisi2): ... here.
13797         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
13798         (zero_extendhisi2): ... here.
13799         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
13800         (extendqisi2): ... here.
13801         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
13802         (extendhisi2): ... here.
13803         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
13804         (ashlsi3): ... here.
13805         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
13806         (lshrsi3): ... here.
13807         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
13808         (ashrsi3): ... here.
13809         (consecutive add peephole): Remove.
13810         * config/mn10300/predicates.md (label_ref_operand): New.
13811         (int_mode_flags): New.
13812         (CCZN_comparison_operator): New.
13813
13814         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
13815         (throughput_42_latency_43): New reservation.
13816         (mulsidi3, umulsidi3): New expanders.
13817         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
13818         the MDR register to allocation; separately allocate the low and
13819         high parts of the DImode result.
13820         (umulsidi3_internal): Similarly.
13821         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
13822         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
13823         (udivsi3, umodsi3): Remove.
13824         (udivmodsi4, divmodsi4): New expanders.
13825         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
13826         (*divmodsi4): Simiarly.
13827         (ext_internal): New.
13828
13829         * config/mn10300/constraints.md ("z"): New constraint.
13830         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
13831         (FIXED_REGISTERS): Don't fix MDR.
13832         (CALL_USED_REGSITERS): Reformat nicely.
13833         (REG_ALLOC_ORDER): Add MDR.
13834         (enum regclass): Add MDR_REGS.
13835         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
13836         (IRA_COVER_CLASSES): Add MDR_REGS.
13837         (REGNO_REG_CLASS): Handle MDR_REG.
13838         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
13839         (mn10300_register_move_cost): Likewise.
13840         * config/mn10300/mn10300.md (MDR_REG): New.
13841         (*movsi_internal): Handle moves to/from MDR_REGS.
13842
13843         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
13844         POST_MODIFY.
13845         (mn10300_secondary_reload): Tidy combination reload classes.
13846         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
13847         addresses for AM33.  Allow symbolic offsets for reg+imm.
13848         (mn10300_regno_in_class_p): New.
13849         (mn10300_legitimize_reload_address): New.
13850         * config/mn10300/mn10300.h (enum reg_class): Remove
13851         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
13852         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
13853         SP_OR_GENERAL_REGS.
13854         (REG_CLASS_NAMES): Update to match.
13855         (REG_CLASS_CONTENTS): Likewise.
13856         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
13857         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
13858         (REGNO_IN_RANGE_P): Remove.
13859         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
13860         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
13861         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
13862         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
13863         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
13864         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
13865         (REGNO_GENERAL_P): New.
13866         (HAVE_POST_MODIFY_DISP): New.
13867         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
13868         (LEGITIMIZE_RELOAD_ADDRESS): New.
13869         * config/mn10300/mn10300-protos.h: Update.
13870
13871         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
13872         DATA_REGS for AM33 stack-pointer destination.
13873         (mn10300_preferred_output_reload_class): Likewise.
13874         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
13875         into a form appropriate for ...
13876         (TARGET_SECONDARY_RELOAD): New.
13877         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
13878         * config/mn10300/mn10300-protos.h: Update.
13879         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
13880         reload_insi; use the "A" constraint for the scratch; handle AM33
13881         moves of sp to non-address registers.
13882
13883         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
13884         (*movqi_internal): ... here.
13885         (*am33_movhi, *mn10300_movhi): Merge into...
13886         (*movhi_internal): ... here.
13887         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
13888         as the source/destination of moves from/to SP.
13889         (movsf): Only allow for AM33-2.
13890         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
13891         any integer constant constraint.  Only allow for AM33-2.  Tidy
13892         all of the alternative outputs.
13893         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
13894         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
13895         for MN103.
13896         (udivsi3, umodsi3): New patterns for MN103 only.
13897
13898 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
13899
13900         * doc/tm.texi.in: Spell out that a lack of register class unions
13901         can lead to ICEs.
13902         * doc/tm.texi: Regenerate.
13903
13904 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13905
13906         PR rtl-optimization/47337
13907         * dce.c (check_argument_store): New function.
13908         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
13909
13910         PR tree-optimization/47290
13911         * tree-eh.c (infinite_empty_loop_p): New function.
13912         (cleanup_empty_eh): Use it.
13913
13914 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
13915
13916         PR target/46997
13917         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
13918         (a64_expand_widen_sum): Ditto.
13919         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
13920         (vec_extract_evenodd_help): Ditto.
13921         (vec_extract_evenv4hi): Ditto.
13922         (vec_extract_oddv4hi): Ditto.
13923         (vec_extract_evenv2si): Ditto.
13924         (vec_extract_oddv2si): Ditto.
13925         (vec_extract_evenv2sf): Ditto.
13926         (vec_extract_oddv2sf): Ditto.
13927         (vec_pack_trunc_v4hi: Ditto.
13928         (vec_pack_trunc_v2si): Ditto.
13929         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
13930         (vec_interleave_highv8qi): Ditto.
13931         (mix1_r): Ditto.
13932         (vec_extract_oddv8qi): Ditto.
13933         (vec_interleave_lowv4hi): Ditto.
13934         (vec_interleave_highv4hi): Ditto.
13935         (vec_interleave_lowv2si): Ditto.
13936         (vec_interleave_highv2si): Ditto.
13937
13938 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13939
13940         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
13941         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
13942         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
13943         (pa_c_mode_for_suffix): New.
13944         (TARGET_EXPAND_BUILTIN): Define.
13945         (TARGET_C_MODE_FOR_SUFFIX): Define.
13946         (pa_builtins): Define.
13947         (pa_init_builtins): Register __float128 type and init new support
13948         builtins.
13949         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
13950         * config/pa/quadlib.c (_U_Qfcopysign): New.
13951
13952 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
13953
13954         PR middle-end/46894
13955         * explow.c (allocate_dynamic_stack_space): Do not assume more than
13956         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
13957         are defined.
13958
13959 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13960
13961         PR tree-optimization/47179
13962         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
13963         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
13964
13965 2011-01-18  Richard Guenther  <rguenther@suse.de>
13966
13967         PR rtl-optimization/47216
13968         * emit-rtl.c: Include tree-flow.h.
13969         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
13970         of replicating it with different semantics.
13971         * Makefile.in (emit-rtl.o): Adjust.
13972
13973 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13974
13975         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
13976         (cortex_a9_dp): Handle neon types correctly.
13977
13978 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
13979
13980         PR rtl-optimization/47299
13981         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
13982         subtarget.  Use normal multiplication if both operands are constants.
13983         * expmed.c (expand_widening_mult): Don't try to optimize constant
13984         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
13985         before using it.
13986
13987 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13988
13989         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
13990         spacing after 'e.g.', typos, comma, hyphenation.
13991
13992 2011-01-17  Richard Henderson  <rth@redhat.com>
13993
13994         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
13995         (rx_restricted_mem_operand): New.
13996         (rx_shift_operand): Use register_operand.
13997         (rx_source_operand, rx_compare_operand): Likewise.
13998         * config/rx/rx.md (addsi3_flags): New expander.
13999         (adddi3): Rewrite as expander.
14000         (adc_internal, *adc_flags, adddi3_internal): New patterns.
14001         (subsi3_flags): New expander.
14002         (subdi3): Rewrite as expander.
14003         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
14004
14005         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
14006         (rx_init_builtins): Remove sat builtin.
14007         (rx_expand_builtin): Likewise.
14008         * config/rx/rx.md (ssaddsi3): New.
14009         (*sat): Rename from sat.  Represent the CC_REG input.
14010
14011         * config/rx/predicates.md (rshift_operator): New.
14012         * config/rx/rx.c (rx_expand_insv): Remove.
14013         * config/rx/rx-protos.h: Update.
14014         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
14015         operand to the canonical position.
14016         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
14017         (*bitclr, *bitclr_in_memory): Similarly.
14018         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
14019         (insv): Retain the zero_extract in the expansion.
14020
14021         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
14022         (bswaphi2, bitinvert, revw): Likewise.
14023
14024         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
14025         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
14026         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
14027         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
14028         (bitset, bitset_in_memory): Likewise.
14029         (bitinvert, bitinvert_in_memory): Likewise.
14030         (bitclr, bitclr_in_memory): Likewise.
14031         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
14032         (rx_strend, rx_cmpstrn): Likewise.
14033         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
14034         (bitop peep2 patterns): Remove.
14035
14036         * config/rx/rx.c (rx_match_ccmode): New.
14037         * config/rx/rx-protos.h: Update.
14038         * config/rx/rx.md (abssi2): Clobber, don't set flags.
14039         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
14040         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
14041         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
14042         (fix_truncsfsi2, floatsisf2): Likewise.
14043         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
14044         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
14045         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
14046         (*subsi3_flags, *xorsi3_flags): New.
14047
14048         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
14049
14050         * config/rx/rx.c (rx_print_operand): Remove workaround for
14051         unsplit comparison operations.
14052
14053         * config/rx/rx.md (movsicc): Split after reload.
14054         (*movsicc): Merge *movsieq and *movsine via match_operator.
14055         (*stcc): New pattern.
14056
14057         * config/rx/rx.c (rx_float_compare_mode): Remove.
14058         * config/rx/rx.h (rx_float_compare_mode): Remove.
14059         * config/rx/rx.md (cstoresi4): Split after reload.
14060         (*sccc): New pattern.
14061
14062         * config/rx/predicates.md (label_ref_operand): New.
14063         (rx_z_comparison_operator): New.
14064         (rx_zs_comparison_operator): New.
14065         (rx_fp_comparison_operator): New.
14066         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
14067         Validate that the flags are set properly for the comparison.
14068         (rx_gen_cond_branch_template): Remove.
14069         (rx_cc_modes_compatible): Remove.
14070         (mode_from_flags): New.
14071         (flags_from_code): Rename from flags_needed_for_conditional.
14072         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
14073         (rx_select_cc_mode): Likewise.
14074         (rx_split_fp_compare): New.
14075         (rx_split_cbranch): New.
14076         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
14077         (*cbranchsi4): Use match_operator and rx_split_cbranch.
14078         (*cbranchsf4): Similarly.
14079         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
14080         match_operator and rx_split_cbranch.
14081         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
14082         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
14083         (*cmpsi): Rename from cmpsi.
14084         (*tstsi): Rename from tstsi.
14085         (*cmpsf): Rename from cmpsf; use CC_Fmode.
14086         (*conditional_branch): Rename from conditional_branch.
14087         (*reveresed_conditional_branch): Remove.
14088         (b<code>): Remove expander.
14089         * config/rx/rx-protos.h: Update.
14090
14091         * config/rx/rx.c (rx_compare_redundant): Remove.
14092         * config/rx/rx.md (cmpsi): Don't use it.
14093         * config/rx/rx-protos.h: Update.
14094
14095         * config/rx/rx-modes.def (CC_F): New mode.
14096         * config/rx/rx.c (rx_select_cc_mode): New.
14097         * config/rx/rx.h (SELECT_CC_MODE): Use it.
14098         * config/rx/rx-protos.h: Update.
14099
14100 2011-01-17  Richard Henderson  <rth@redhat.com>
14101
14102         * except.c (dump_eh_tree): Fix stray ; after for statement.
14103
14104 2011-01-17  Richard Guenther  <rguenther@suse.de>
14105
14106         PR tree-optimization/47313
14107         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
14108         handling before copying the body.  Properly deal with
14109         by-reference result in SSA form.
14110
14111 2011-01-17  Ian Lance Taylor  <iant@google.com>
14112
14113         PR target/47219
14114         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
14115         (struct_value_alias_set): Don't define.
14116         (sparc_option_override): Don't set sparc_sr_alias_set and
14117         struct_value_alias_set.
14118         (save_or_restore_regs): Use gen_frame_mem rather than calling
14119         set_mem_alias_set.
14120         (sparc_struct_value_rtx): Likewise.
14121
14122 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
14123
14124         PR target/47318
14125         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
14126         (_mm_maskstore_pd): Likewise.
14127         (_mm_maskload_ps): Likewise.
14128         (_mm_maskstore_ps): Likewise.
14129         (_mm256_maskload_pd): Change mask to __m256i.
14130         (_mm256_maskstore_pd): Likewise.
14131         (_mm256_maskload_ps): Likewise.
14132         (_mm256_maskstore_ps): Likewise.
14133
14134         * config/i386/i386-builtin-types.def: Updated.
14135         (ix86_expand_special_args_builtin): Likewise.
14136
14137         * config/i386/i386.c (bdesc_special_args): Update
14138         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
14139         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
14140         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
14141         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
14142
14143         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
14144         Use <avxpermvecmode> on mask register.
14145         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
14146
14147 2011-01-17  Olivier Hainque  <hainque@adacore.com>
14148             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
14149             Eric Botcazou  <ebotcazou@adacore.com>
14150
14151         PR target/46655
14152         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
14153         if <= USHRT_MAX in 32-bit mode.
14154
14155 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14156
14157         * doc/install.texi (Configuration, Specific): Wrap long
14158         lines in examples.  Allow line wrapping in long options
14159         and URLs where beneficial for PDF output.
14160
14161 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
14162
14163         * config/mips/mips.c (mips_classify_symbol): Don't return
14164         SYMBOL_PC_RELATIVE for nonlocal labels.
14165
14166 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
14167
14168         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
14169
14170 2011-01-15  Jan Hubicka  <jh@suse.cz>
14171
14172         PR tree-optimization/47276
14173         * ipa.c (function_and_variable_visibility): Do not try to mark alias
14174         declarations as needed.
14175
14176 2011-01-15  Martin Jambor  <mjambor@suse.cz>
14177
14178         * common.opt (fdevirtualize): New flag.
14179         * doc/invoke.texi (Option Summary): Document it.
14180         * opts.c (default_options_table): Add devirtualize flag.
14181         * ipa-prop.c (detect_type_change): Return immediately if
14182         devirtualize flag is not set.
14183         (detect_type_change_ssa): Likewise.
14184         (compute_known_type_jump_func): Likewise.
14185         (ipa_analyze_virtual_call_uses): Likewise.
14186
14187 2011-01-14  Martin Jambor  <mjambor@suse.cz>
14188
14189         PR tree-optimization/45934
14190         PR tree-optimization/46302
14191         * ipa-prop.c (type_change_info): New type.
14192         (stmt_may_be_vtbl_ptr_store): New function.
14193         (check_stmt_for_type_change): Likewise.
14194         (detect_type_change): Likewise.
14195         (detect_type_change_ssa): Likewise.
14196         (compute_complex_assign_jump_func): Check for dynamic type change.
14197         (compute_complex_ancestor_jump_func): Likewise.
14198         (compute_known_type_jump_func): Likewise.
14199         (compute_scalar_jump_functions): Likewise.
14200         (ipa_analyze_virtual_call_uses): Likewise.
14201         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
14202
14203 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14204
14205         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
14206         * config/i386/i386.opt (msse5): New Alias.
14207
14208 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14209
14210         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
14211         * config/sparc/linux64.h (CC1_SPEC): Likewise.
14212         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
14213         * config/sparc/sparc.h (CC1_SPEC): Likewise.
14214
14215 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14216
14217         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
14218         -mcpu options.
14219         * config/sparc/linux64.h (CC1_SPEC): Likewise.
14220         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
14221         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
14222         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
14223         Likewise.
14224         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
14225
14226 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14227
14228         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
14229
14230 2011-01-14  Mike Stump  <mikestump@comcast.net>
14231
14232         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
14233         * config/fr30/fr30.md: Likweise
14234         (movsi_push): Likewise.
14235         (movsi_pop): Likewise.
14236         (enter_func): Likewise.
14237         * config/moxie/moxie.md (movsi_push): Likewise.
14238         (movsi_pop): Likewise.
14239
14240 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14241
14242         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
14243         %{no_archive} %{exact_version}.
14244         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
14245         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
14246         %{no_archive} %{exact_version}.
14247         * config/mips/openbsd.h (LINK_SPEC): Likewise.
14248         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
14249         * config/mips/vxworks.h: Likewise.
14250
14251 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14252
14253         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
14254
14255 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14256
14257         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
14258         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
14259
14260 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14261
14262         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
14263         -nodefaultlib.
14264
14265 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14266
14267         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
14268         for mcpu not cpu.
14269         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
14270         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
14271         not cpu.
14272         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
14273         Don't handle -shlib.
14274
14275 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14276
14277         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
14278         (CC1_SPEC): Don't handle -profile.
14279
14280 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14281
14282         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
14283         * config/mips/mips.h (CC1_SPEC): Likewise.
14284
14285 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14286
14287         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
14288         * config/mips/mips.h (CC1_SPEC): Likewise.
14289
14290 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14291
14292         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
14293         * config/m32r/linux.h (LINK_SPEC): Likewise.
14294         * config/mips/linux.h (LINK_SPEC): Likewise.
14295         * config/mips/linux64.h (LINK_SPEC): Likewise.
14296         * config/sparc/linux.h (LINK_SPEC): Likewise.
14297         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
14298         LINK_SPEC): Likewise.
14299         * config/xtensa/linux.h (LINK_SPEC): Likewise.
14300
14301 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14302
14303         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
14304         %{version:-v}.
14305         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
14306
14307 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14308
14309         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
14310         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
14311
14312 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14313
14314         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
14315
14316 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14317
14318         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
14319         supports -Bstatic/-Bdynamic.
14320         * configure: Regenerate.
14321
14322 2011-01-14  Jan Hubicka  <jh@suse.cz>
14323             Jack Howarth  <howarth@bromo.med.uc.edu>
14324
14325         PR target/46037
14326         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
14327         when checking debug_info_level. Test write_symbols instead of
14328         debug_hooks->var_location when setting flag_var_tracking_uninit.
14329
14330 2011-01-14  Richard Guenther  <rguenther@suse.de>
14331
14332         PR tree-optimization/47179
14333         * target.def (ref_may_alias_errno): New target hook.
14334         * targhooks.h (default_ref_may_alias_errno): Declare.
14335         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
14336         (default_ref_may_alias_errno): New function.
14337         * target.h (struct ao_ref_s): Declare.
14338         * tree-ssa-alias.c: Include target.h.
14339         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
14340         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
14341         (targhooks.o): Likewise.
14342         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
14343         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
14344
14345 2011-01-14  Richard Guenther  <rguenther@suse.de>
14346
14347         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
14348
14349 2011-01-14  Richard Guenther  <rguenther@suse.de>
14350
14351         PR tree-optimization/47280
14352         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
14353         return CFG changes.
14354         (tree_ssa_forward_propagate_single_use_vars): Deal with
14355         CFG changes from associate_plusminus.
14356
14357 2011-01-14  Richard Guenther  <rguenther@suse.de>
14358
14359         PR middle-end/47281
14360         Revert
14361         2011-01-11  Richard Guenther  <rguenther@suse.de>
14362
14363         PR tree-optimization/46076
14364         * tree-ssa.c (useless_type_conversion_p): Conversions from
14365         unprototyped to empty argument list function types are useless.
14366
14367 2011-01-14  Richard Guenther  <rguenther@suse.de>
14368
14369         PR tree-optimization/47286
14370         * tree-ssa-structalias.c (new_var_info): Register variables are global.
14371
14372 2011-01-14  Martin Jambor  <mjambor@suse.cz>
14373
14374         PR middle-end/46823
14375         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
14376
14377 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
14378
14379         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
14380         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
14381         * config/xtensa/xtensa.c (xtensa_libcall_value,
14382         xtensa_function_value_regno_p): New functions.
14383         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
14384
14385 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
14386
14387         PR c++/47213
14388         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
14389         PE specific hook.
14390         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
14391         New function prototype.
14392         * config/i386/winnt.c (i386_pe_assemble_visibility):
14393         Warn only if attribute was specified by user.
14394
14395 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
14396
14397         PR target/47251
14398         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
14399         floating point.
14400         (floatunsdidf2_fcfidu): Ditto.
14401
14402 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14403
14404         * config/s390/s390.c (print_operand_address): Replace 'error' with
14405         'output_operand_lossage'.
14406         (print_operand): Likewise.
14407
14408 2011-01-13  Jeff Law  <law@redhat.com>
14409
14410         PR rtl-optimization/39077
14411         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
14412         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
14413         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
14414         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
14415         * gcse.c (prune_insertions_deletions): New function.
14416         (compute_pre_data): Use it.
14417
14418 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
14419
14420         PR debug/PR46973
14421         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
14422         static function.
14423         (prune_unused_types_mark): Use it.
14424
14425 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
14426
14427         PR rtl-optimization/45352
14428         * sel-sched.c: Update copyright years.
14429         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
14430         in the advancing loop when we have issued issue_rate insns.
14431
14432 2011-01-12  Richard Henderson  <rth@redhat.com>
14433
14434         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
14435         (TARGET_MD_ASM_CLOBBERS): New.
14436
14437         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
14438         (TARGET_DELEGITIMIZE_ADDRESS): New.
14439
14440         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
14441         (clzsi2, *bsch): New patterns.
14442
14443         * config/mn10300/mn10300.md (INT): New mode iterator.
14444         (*mov<INT>_clr): New pattern, and peep2 to generate it.
14445
14446         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
14447         flag_split_wide_types.
14448
14449         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
14450         (mn10300_trampoline_init): Rewrite without a template, an immediate
14451         load and a direct branch.
14452         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
14453
14454 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
14455
14456         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14457         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
14458         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
14459         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14460
14461 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
14462
14463         PR debug/47209
14464         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
14465         of type.
14466
14467 2011-01-12  Jan Hubicka  <jh@suse.cz>
14468
14469         PR driver/47244
14470         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
14471         (PLUGIN_COND_CLOSE): New macro.
14472         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
14473
14474 2011-01-12  Richard Guenther  <rguenther@suse.de>
14475
14476         PR lto/47259
14477         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
14478         register variables in a MEM_REF.
14479
14480 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
14481
14482         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
14483         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
14484         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
14485         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
14486         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
14487         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
14488         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
14489         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
14490         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
14491         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
14492         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
14493         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
14494         * config/gnu-user.h: New.  Copied from linux.h.
14495         (LINUX_TARGET_STARTFILE_SPEC): Rename to
14496         GNU_USER_TARGET_STARTFILE_SPEC.
14497         (LINUX_TARGET_ENDFILE_SPEC): Rename to
14498         GNU_USER_TARGET_ENDFILE_SPEC.
14499         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
14500         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
14501         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
14502         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
14503         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
14504         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
14505         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
14506         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
14507         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
14508         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
14509         * config/arm/linux-eabi.h (CC1_SPEC): Use
14510         GNU_USER_TARGET_CC1_SPEC.
14511         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
14512         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
14513         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
14514         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
14515         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
14516         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
14517         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
14518         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
14519
14520 2011-01-12  Richard Guenther  <rguenther@suse.de>
14521
14522         PR other/46946
14523         * doc/invoke.texi (ffast-math): Document it is turned on
14524         with -Ofast.
14525
14526 2011-01-12  Jan Hubicka  <jh@suse.cz>
14527
14528         PR tree-optimization/47233
14529         * opts.c (common_handle_option): Disable ipa-reference with profile
14530         feedback.
14531
14532 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
14533
14534         * c-parser.c (c_parser_objc_at_property_declaration): Improved
14535         error message.
14536
14537 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
14538
14539         * c-parser.c (c_lex_one_token): Updated and reindented some
14540         comments.  No changes in code.
14541
14542 2011-01-11  Ian Lance Taylor  <iant@google.com>
14543
14544         * godump.c (go_output_var): Don't output the variable if there is
14545         already a type with the same name.
14546
14547 2011-01-11  Ian Lance Taylor  <iant@google.com>
14548
14549         * godump.c (go_format_type): Don't generate float80.
14550
14551 2011-01-11  Richard Henderson  <rth@redhat.com>
14552
14553         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
14554         declaration.  Rewrite for both speed and size.
14555         (mn10300_address_cost_1): Remove.
14556         (mn10300_register_move_cost): New.
14557         (mn10300_memory_move_cost): New.
14558         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
14559         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
14560         extensions, shifts, BSWAP, CLZ.
14561         (mn10300_wide_const_load_uses_clr): Remove.
14562         (TARGET_REGISTER_MOVE_COST): New.
14563         (TARGET_MEMORY_MOVE_COST): New.
14564         * config/mn10300/mn10300-protos.h: Update.
14565         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
14566
14567         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
14568         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
14569         * config/mn10300/mn10300-protos.h: Update.
14570         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
14571         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
14572         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
14573         (*test_int_bitfield, *test_byte_bitfield): Remove.
14574         (*bit_test, *subreg_bit_test): Remove.
14575         * config/mn10300/predicates.md (const_8bit_operand): Remove.
14576
14577         * config/mn10300/constraints.md ("c"): Rename from "A".
14578         ("A", "D"): New constraint letters.
14579         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
14580         (fmssf4, fnmasf4, fnmssf4): Likewise.
14581
14582         * config/mn10300/mn10300.md (isa): New attribute.
14583         (enabled): New attribute.
14584
14585         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
14586         (abssf2, negsf2): Define only for hardware fp.
14587         (sqrtsf2): Reformat.
14588         (addsf3, subsf3, mulsf3): Merge expander and insn.
14589
14590         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
14591         (DEBUGGER_AUTO_OFFSET): Remove.
14592         (DEBUGGER_ARG_OFFSET): Remove.
14593
14594         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
14595         Emit register stores with the same offsets as the hardware.
14596         (mn10300_store_multiple_operation): Don't check that the register
14597         save offsets are monotonic.
14598         * config/mn10300/mn10300-protos.h: Update.
14599
14600         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
14601
14602         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
14603         in terms of the value on the stack, not the MDR register.
14604
14605 2011-01-11  Jan Hubicka  <jh@suse.cz>
14606
14607         PR lto/45721
14608         PR lto/45375
14609         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
14610         (symbol_alias_set_destroy, symbol_alias_set_contains,
14611         propagate_aliases_backward): Declare.
14612         * lto-streamer-out.c (struct sets): New sturcture.
14613         (trivally_defined_alias): New function.
14614         (output_alias_pair_p): Rewrite.
14615         (output_unreferenced_globals): Fix output of alias pairs.
14616         (produce_symtab): Likewise.
14617         * ipa.c (function_and_variable_visibility): Set weak alias destination
14618         as needed in lto.
14619         * varasm.c (symbol_alias_set_t): Remove.
14620         (symbol_alias_set_destroy): Export.
14621         (propagate_aliases_forward, propagate_aliases_backward): New functions
14622         based on ...
14623         (compute_visible_aliases): ... this one; remove.
14624         (trivially_visible_alias): New
14625         (trivially_defined_alias): New.
14626         (remove_unreachable_alias_pairs): Rewrite.
14627         (finish_aliases_1): Reorganize code checking if alias is defined.
14628         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
14629         in LTO mode.
14630
14631 2011-01-11  Richard Guenther  <rguenther@suse.de>
14632
14633         PR tree-optimization/46076
14634         * tree-ssa.c (useless_type_conversion_p): Conversions from
14635         unprototyped to empty argument list function types are useless.
14636
14637 2011-01-11  Richard Guenther  <rguenther@suse.de>
14638
14639         PR middle-end/45235
14640         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
14641         volatile MEMs as MEM_READONLY_P.
14642
14643 2011-01-11  Richard Guenther  <rguenther@suse.de>
14644
14645         PR tree-optimization/47239
14646         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
14647
14648 2011-01-11  Jeff Law  <law@redhat.com>
14649
14650         PR tree-optimization/47086
14651         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
14652         IVs from statements that might throw.
14653
14654 2011-01-10  Jan Hubicka  <jh@suse.cz>
14655
14656         PR lto/45375
14657         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
14658
14659 2011-01-10  Jan Hubicka  <jh@suse.cz>
14660
14661         PR lto/45375
14662         * profile.c (read_profile_edge_counts): Ignore profile inconistency
14663         when correcting profile.
14664
14665 2011-01-10  Jan Hubicka  <jh@suse.cz>
14666
14667         PR lto/46083
14668         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
14669         DECL_FINI_PRIORITY.
14670         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
14671         Restore DECL_FINI_PRIORITY.
14672
14673 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14674
14675         * doc/gimple.texi: Fix quoting of multi-word return values in
14676         @deftypefn statements.  Ensure presence of return value.  Wrap
14677         overlong @deftypefn lines.
14678         (is_gimple_operand, is_gimple_min_invariant_address): Remove
14679         descriptions of removed functions.
14680         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
14681         of multi-word return value in @deftypefn statement.
14682
14683 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14684
14685         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
14686         (Conditional Expressions, Logical Operators)
14687         (Statement and operand traversals): Do not indent smallexample
14688         code.  Fix duplicate function argument in example.
14689
14690 2011-01-10  Jeff Law  <law@redhat.com>
14691
14692         PR tree-optimization/47141
14693         * ipa-split.c (split_function): Handle case where we are
14694         returning a value and the return block has a virtual operand phi.
14695
14696 2011-01-10  Jan Hubicka  <jh@suse.cz>
14697
14698         PR tree-optimization/47234
14699         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
14700         (pass_feedback_split_functions): Declare.
14701         * passes.c (init_optimization_passes): Add ipa-split as subpass of
14702         tree-profile.
14703         * ipa-split.c (gate_split_functions): Update comments; disable
14704         split-functions for profile_arc_flag and branch_probabilities.
14705         (gate_feedback_split_functions): New function.
14706         (execute_feedback_split_functions): New function.
14707         (pass_feedback_split_functions): New global var.
14708
14709 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
14710
14711         PR lto/46760
14712         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
14713         calling gimple_call_set_cannot_inline.
14714
14715 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
14716
14717         * config/darwin-sections.def: Remove unused section.
14718
14719 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
14720
14721         PR c++/47218
14722         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
14723
14724 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
14725
14726         PR objc/47232
14727         * c-parser.c (c_parser_declaration_or_fndef): Improved
14728         error message.
14729
14730 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
14731
14732         * config/i386/winnt.c (i386_pe_start_function): Make sure
14733         to switch back to function's section.
14734
14735 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
14736
14737         PR gcc/46902
14738         PR testsuite/46912
14739         * plugin.c: Move include of dlfcn.h from here...
14740         * system.h: ... to here.
14741
14742 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14743
14744         * doc/cpp.texi (C++ Named Operators): Fix markup for header
14745         file name.
14746         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
14747         two extra empty pages in PDF output.
14748
14749 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
14750
14751         PR objc/47078
14752         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
14753         for error recovery purposes behave as if it was not specified so
14754         that the default type is usd.
14755
14756 2011-01-07  Jan Hubicka  <jh@suse.cz>
14757
14758         PR tree-optmization/46469
14759         * ipa.c (function_and_variable_visibility): Clear needed flags on
14760         nodes with external decls; handle weakrefs merging correctly.
14761
14762 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
14763
14764         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
14765         not false.
14766
14767 2011-01-07  Jan Hubicka  <jh@suse.cz>
14768
14769         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
14770         and no longer claim that gold is required for linker plugin.
14771         * configure: Regenerate.
14772         * gcc.c (PLUGIN_COND): New macro.
14773         (LINK_COMMAND_SPEC): Use it.
14774         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
14775         * config.in (HAVE_LTO_PLUGIN): New.
14776         * configure.ac (--with-lto-plugin): New parameter; autodetect
14777         HAVE_LTO_PLUGIN.
14778
14779 2011-01-07  Jan Hubicka  <jh@suse.cz>
14780
14781         PR tree-optimization/46367
14782         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
14783         when we can update original.
14784         (cgraph_mark_inline_edge): Sanity check.
14785         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
14786
14787 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14788
14789         * config/spu/spu.h (ASM_COMMENT_START): Define.
14790
14791 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
14792
14793         PR driver/42445
14794         * gcc.c (%>S): New.
14795         (SWITCH_KEEP_FOR_GCC): Likewise.
14796         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
14797         (do_spec_1): Handle "%>".
14798
14799         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
14800
14801 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
14802
14803         PR target/47201
14804         * config/i386/i386.c (ix86_delegitimize_address): If
14805         simplify_gen_subreg fails, return orig_x.
14806
14807         PR bootstrap/47187
14808         * value-prof.c (gimple_stringop_fixed_value): Handle
14809         lhs of the call properly.
14810
14811 2011-01-07  Jan Hubicka  <jh@suse.cz>
14812
14813         PR lto/45375
14814         * lto-opt.c (lto_reissue_options): Set flag_shlib.
14815
14816 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14817
14818         * target.def (function_switched_text_sections): New hook.
14819         * doc/tm.texi: Regenerated.
14820         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14821         * final.c (default_function_switched_text_sections): New.
14822         (final_scan_insn): Call function_switched_text_sections when a
14823         mid-function section change occurs.
14824         * output.h (default_function_switched_text_sections): Declare.
14825         * config/darwin-protos.h (darwin_function_switched_text_sections):
14826         Likewise.
14827         * config/darwin.c (darwin_function_switched_text_sections): New.
14828         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14829
14830 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14831
14832         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
14833         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
14834         the secondary code fragment when outputting for DWARF == 2.
14835
14836 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
14837
14838         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14839         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
14840         Remove.
14841         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
14842         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14843
14844 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
14845
14846         PR debug/46704
14847         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
14848         when it is not empty.
14849
14850 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
14851
14852         Bobcat Enablement
14853         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
14854         (case ${target}): Add btver1.
14855         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14856         -march=native recognize btver1 processors.
14857         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14858         btver1 def_and_undef
14859         * config/i386/i386.c (struct processor_costs btver1_cost): New
14860         btver1 cost table.
14861         (m_BTVER1): New definition.
14862         (m_AMD_MULTIPLE): Includes m_BTVER1.
14863         (initial_ix86_tune_features): Add btver1 tune.
14864         (processor_target_table): Add btver1 entry.
14865         (static const char *const cpu_names): Add btver1 entry.
14866         (software_prefetching_beneficial_p): Add btver1.
14867         (ix86_option_override_internal): Add btver1 instruction sets.
14868         (ix86_issue_rate): Add btver1.
14869         (ix86_adjust_cost): Add btver1.
14870         * config/i386/i386.h (TARGET_BTVER1): New definition.
14871         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
14872         (enum processor_type): Add PROCESSOR_BTVER1.
14873         * config/i386/i386.md (define_attr "cpu"): Add btver1.
14874
14875 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14876
14877         PR target/43309
14878         * config/i386/i386.c (legitimize_tls_address)
14879         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
14880         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
14881         (tls_initial_exec_64_sun): New pattern.
14882
14883 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
14884
14885         * doc/invoke.texi (Overall Options): Improve wording and markup
14886         of the description of -wrapper.
14887
14888 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14889
14890         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
14891         rdynamic, threads): New Driver options.
14892
14893 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14894
14895         PR target/38118
14896         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
14897         if coming from .tdata.
14898         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14899
14900 2011-01-06  Jan Hubicka  <jh@suse.cz>
14901
14902         PR lto/47188
14903         * collect2.c (main): Do not enable LTOmode when plugin is active.
14904
14905 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14906
14907         PR other/45915
14908         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
14909         --version output if supported.
14910         * configure: Regenerate.
14911
14912 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14913
14914         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
14915         Driver options.
14916
14917 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
14918
14919         PR c/47150
14920         * c-convert.c (convert): When converting a complex expression
14921         other than COMPLEX_EXPR to a different complex type, ensure
14922         c_save_expr is called instead of save_expr, unless in_late_binary_op.
14923         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
14924         when converting COMPLEX_TYPE.
14925
14926 2011-01-06  Ira Rosen  <irar@il.ibm.com>
14927
14928         PR tree-optimization/47139
14929         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
14930         only the last reduction value is used outside the loop.  Update
14931         documentation.
14932
14933 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
14934
14935         * config/rtems.opt: New.
14936         * config.gcc (*-*-rtems*): Use rtems.opt.
14937
14938 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
14939
14940         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
14941         processors do not support 3DNow instructions.
14942
14943 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14944
14945         * config/spu/spu.c (spu_option_override): Set parameter
14946         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
14947
14948 2011-01-05  Jan Hubicka  <jh@suse.cz>
14949
14950         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
14951         at the command line.
14952
14953 2011-01-05  Martin Jambor  <mjambor@suse.cz>
14954
14955         PR lto/47162
14956         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
14957         deltas on streamed outgoing edges.
14958         (output_node_opt_summary): Output info for outgoing edges only when
14959         the node is in new parameter set.
14960         (output_cgraph_opt_summary): New parameter set, passed to the two
14961         aforementioned functions.  Update its forward declaration and its
14962         callee too.
14963
14964 2011-01-05  Tom Tromey  <tromey@redhat.com>
14965
14966         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
14967         operator to c_finish_omp_atomic.
14968         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
14969         (build_unary_op): Update.
14970         (build_modify_expr): Update.
14971         (build_asm_expr): Update.
14972
14973 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14974
14975         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
14976         newly inserted insns.
14977         (pad_bb): Likewise.
14978         (spu_emit_branch_hint): Likewise.
14979         (insert_hbrp_for_ilb_runout): Likewise.
14980         (spu_machine_dependent_reorg): Call df_finish_pass after
14981         schedule_insns returns.
14982
14983 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14984
14985         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
14986
14987 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14988
14989         PR tree-optimization/47005
14990         * tree-sra.c (struct access): Add 'non_addressable' bit.
14991         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
14992         (decide_one_param_reduction): Return 0 if the parameter is passed by
14993         reference and one of the accesses in the group is non_addressable.
14994
14995 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14996
14997         PR tree-optimization/47056
14998         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
14999         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
15000         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
15001
15002 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
15003
15004         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
15005         initializer.  Skip view conversions from aggregate types.
15006
15007 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
15008
15009         PR bootstrap/47055
15010         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
15011
15012 2011-01-04  Philipp Thomas  <pth@suse.de>
15013
15014         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
15015         obvious typo.
15016
15017 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15018
15019         * function.c (thread_prologue_and_epilogue_insns): Do not crash
15020         on empty epilogue sequences.
15021
15022 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
15023
15024         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
15025         non-static): New Driver options.
15026
15027 2011-01-04  Jie Zhang  <jie@codesourcery.com>
15028
15029         PR driver/47137
15030         * gcc.c (default_compilers[]): Set combinable field to 0
15031         for all assembly languages.
15032
15033 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
15034
15035         * config/mips/loongson3a.md: New file.
15036         * config/mips/mips.md: Include loongson3a.md.
15037         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
15038         TUNE_LOONGSON_3A.
15039
15040 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
15041
15042         PR middle-end/47017
15043         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
15044         instead of convert_memory_address_addr_space on the base expression.
15045
15046 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15047
15048         * config/spu/spu.c (spu_option_override): Update error text
15049         for bad -march= / -mtune= values.
15050
15051 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15052
15053         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
15054         if branch-hint optimization will be performed.
15055
15056 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
15057
15058         PR tree-optimization/47148
15059         * ipa-split.c (split_function): Convert arguments to
15060         DECL_ARG_TYPE if possible.
15061
15062         PR tree-optimization/47155
15063         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
15064         when computing uns.
15065
15066         PR rtl-optimization/47157
15067         * combine.c (try_combine): If undobuf.other_insn becomes
15068         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
15069         and set *new_direct_jump_p too.
15070
15071 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
15072
15073         PR tree-optimization/47021
15074         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
15075
15076 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
15077
15078         * gcc.c (process_command): Update copyright notice dates.
15079         * gcov.c (print_version): Likewise.
15080         * gcov-dump.c (print_version): Likewise.
15081         * mips-tfile.c (main): Likewise.
15082         * mips-tdump.c (main): Likewise.
15083
15084 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15085
15086         PR tree-optimization/46801
15087         * tree-sra.c (type_internals_preclude_sra_p): Check whether
15088         aggregate fields start at byte boundary instead of the bit-field flag.
15089
15090 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
15091
15092         PR driver/47137
15093         * gcc.c (main): Revert revision 168407.
15094
15095 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15096
15097         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
15098
15099 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15100
15101         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
15102         vector optab to expand vector/scalar shift, update gimple to vector.
15103
15104 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15105
15106         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
15107         a thunk.
15108
15109 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15110
15111         PR tree-optimization/46984
15112         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
15113         HOST_WIDE_INT.
15114         (cgraph_create_indirect_edge): Fixed line length.
15115         (cgraph_indirect_call_info): Declare.
15116         (cgraph_make_edge_direct) Update declaration.
15117         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
15118         (cgraph_create_indirect_edge): Use it.
15119         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
15120         callees.
15121         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
15122         the new thunk_delta representation.
15123         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
15124         HOST_WIDE_INT.
15125         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
15126         (ipa_read_indirect_edge_info): Likewise.
15127         * lto-cgraph.c (output_edge_opt_summary): New function.
15128         (output_node_opt_summary): Call it on all outgoing edges.
15129         (input_edge_opt_summary): New function.
15130         (input_node_opt_summary): Call it on all outgoing edges.
15131
15132 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
15133
15134         PR driver/47137
15135         * gcc.c (main): Don't check have_o when settting combine_inputs.
15136
15137 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
15138
15139         * regrename.c: Add general comment describing the pass.
15140         (struct du_head): Remove 'length' field.
15141         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
15142         (regrename_optimize): Do not sort chains.  Rework comments, add others.
15143         Force renaming to the preferred class (if any) in the first pass and do
15144         not consider registers that belong to it in the second pass.
15145         (create_new_chain): Do not set 'length' field.
15146         (scan_rtx_reg): Likewise.
15147
15148 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
15149
15150         PR tree-optimization/47140
15151         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
15152         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
15153         to bit_value_binop.
15154
15155         PR rtl-optimization/47028
15156         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
15157         parm_birth_insn instead of at the beginning of first bb.
15158
15159 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
15160
15161         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
15162         Remove the word "see" before "@pxref".
15163         * doc/rtl.texi: Remove the word "see" before "@pxref".
15164
15165 2011-01-01  Jan Hubicka  <jh@suse.cz>
15166
15167         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
15168         memory.
15169
15170 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
15171
15172         PR target/38662
15173         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
15174
15175 \f
15176 Copyright (C) 2011 Free Software Foundation, Inc.
15177
15178 Copying and distribution of this file, with or without modification,
15179 are permitted in any medium without royalty provided the copyright
15180 notice and this notice are preserved.