gcc/ChangeLog

   1 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
   2
   3         * config/arm/arm-fpus.def: New.
   4         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
   5         arm-fpus.def.
   6         * config/arm/arm-tables.opt: Regenerate.
   7         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
   8         (arm_option_override): Don't decode FPU name to string here.
   9         * config/arm/arm.opt (mfpu=): Use Enum.
  10         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
  11         Update dependencies.
  12
  13 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
  14
  15         * collect2.c: Include diagnostic.h.
  16         (fatal_perror, fatal, error, fancy_abort): Remove.
  17         (main): Set progname.  Call xmalloc_set_program_name and
  18         diagnostic_initialize.
  19         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
  20         scan_libraries, resolve_lib_name): Call fatal_error instead of
  21         fatal and fatal_perror.
  22         * collect2.h (error, fatal, fatal_perror): Don't declare.
  23         * tlink.c: Include diagnostic-core.h.
  24         (recompile_files): Call fatal_error instead of fatal_perror.
  25         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
  26         pretty-print.o and input.o.
  27         (collect2.o, tlink.o): Update dependencies.
  28
  29 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  30
  31         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
  32
  33 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  34
  35         PR target/40483
  36         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
  37         COMDAT group syntax, both SPARC and x86 variants.
  38         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
  39         * configure: Regenerate.
  40         * config/sol2.h (TARGET_SOLARIS): Define.
  41         (PUSHSECTION_FORMAT): Remove.
  42         (SECTION_NAME_FORMAT): Define.
  43         * config/sol2.c: Include hashtab.h.
  44         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
  45         expansion, using SECTION_NAME_FORMAT.
  46         (solaris_comdat_htab): New variable.
  47         (struct comdat_entry): Define.
  48         (comdat_hash): New function.
  49         (comdat_eq): New function.
  50         (solaris_elf_asm_comdat_section): New function.
  51         (solaris_define_comdat_signature): New function.
  52         (solaris_code_end): New function.
  53         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
  54         (solaris_code_end): Declare.
  55         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
  56         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
  57         solaris_code_end.
  58         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
  59         Remove ATTRIBUTE_UNUSED.
  60         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
  61         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
  62         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section):
  63         Likewise.
  64         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
  65         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
  66         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
  67         (PUSHSECTION_FORMAT): Remove.
  68         (SECTION_NAME_FORMAT): Redefine.
  69
  70 2011-05-19  Kai Tietz  <ktietz@redhat.com>
  71
  72         * tree-cfg.c (verify_gimple_assign_binary): Barf on
  73         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
  74         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
  75
  76 2011-05-19  Anatoly Sokolov <aesok@post.ru>
  77             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  78
  79         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
  80
  81 2011-05-19  Richard Guenther  <rguenther@suse.de>
  82
  83         PR middle-end/48985
  84         * tree-object-size.c (addr_object_size): If the pointed-to
  85         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
  86
  87 2011-05-19  Richard Guenther  <rguenther@suse.de>
  88
  89         * gimple.c (gimple_types_compatible_p_1): Compare names of
  90         the types themselves.
  91         (iterative_hash_gimple_type): And hash them that way.
  92         (gimple_register_type_1): If we register a main variant properly
  93         initialize the leader to ourselves.
  94
  95 2011-05-19  Tom de Vries  <tom@codesourcery.com>
  96
  97         PR target/45098
  98         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
  99         get_loop_invariant_expr_id.
 100         (get_loop_invariant_expr_id): Use get_expr_id.
 101         (parm_decl_cost): New function.
 102         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
 103         Improve bound cost estimation.  Use different inv_expr_id for elim and
 104         express cases.
 105
 106 2011-05-19  Tom de Vries  <tom@codesourcery.com>
 107
 108         PR target/45098
 109         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
 110         cost_base.cost == 0.
 111
 112 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
 113
 114         PR target/49002
 115         * config/i386/sse.md (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>):
 116         Properly handle load cast.
 117
 118 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
 119
 120         PR tree-optimization/49039
 121         * tree-vrp.c (extract_range_from_binary_expr): For
 122         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
 123         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
 124
 125 2011-05-18  Tom de Vries  <tom@codesourcery.com>
 126
 127         PR target/45098
 128         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
 129
 130 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
 131
 132         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
 133         (*tls_global_dynamic_64): Ditto.
 134         (*tls_local_dynamic_base_32_gnu): Ditto.
 135         (*tls_local_dynamic_base_64): Ditto.
 136         (tls_initial_exec_64_sun): Ditto.
 137
 138 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
 139
 140         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
 141         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
 142         bf592-none.
 143         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
 144         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
 145         * config/bfin/bfin.c (bfin_cpus): Add bf592.
 146         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
 147         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
 148         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
 149         * config/bfin/elf.h (LIB_SPEC): Add bf592.
 150
 151 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
 152
 153         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
 154         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
 155         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
 156         target_thread_pointer, arm_structure_size_boundary, struct
 157         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
 158         struct abi_name, arm_all_abis): Remove.
 159         (arm_option_override) Don't process most enumerated option values here.
 160         Don't process target_fpe_name here.  Work with integer not string for
 161         structure size boundary; use separate diagnostics for each case.
 162         * config/arm/arm.h (enum float_abi_type, enum
 163         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
 164         to arm-opts.h.
 165         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
 166         arm_structure_size_boundary): Remove.
 167         * config/arm/arm.opt (mabi=): Use Enum and Init.
 168         (arm_abi_type): New Enum and EnumValue entries.
 169         (mfloat-abi=): Use Enum and Init.
 170         (float_abi_type): New Enum and EnumValue entries.
 171         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
 172         (mfp16-format=): Use Enum and Init.
 173         (arm_fp16_format_type): New Enum and EnumValue entries.
 174         (mstructure-size-boundary=): Use UInteger and Init.
 175         (mtp=): Use Enum and Init.
 176         (arm_tp_type): New Enum and EnumValue entries.
 177
 178 2011-05-18  Richard Guenther  <rguenther@suse.de>
 179
 180         PR tree-optimization/49018
 181         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
 182         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
 183         gimple_has_side_effects.
 184
 185 2011-05-18  Richard Guenther  <rguenther@suse.de>
 186
 187         * gimple.c (gimple_register_type_1): New function, split out from ...
 188         (gimple_register_type): ... here.  Avoid infinite recursion.
 189
 190 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
 191
 192         PR tree-optimization/41881
 193         * tree-vectorizer.h (struct _loop_vec_info): Add new field
 194         reduction_chains along with a macro for its access.
 195         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
 196         (destroy_loop_vec_info): Free reduction chains.
 197         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
 198         (vect_is_slp_reduction): New function.
 199         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
 200         (vect_create_epilog_for_reduction): Support SLP reduction chains.
 201         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
 202         definition types for reduction chains.
 203         (vect_supported_load_permutation_p): Don't allow permutations for
 204         reduction chains.
 205         (vect_analyze_slp_instance): Support reduction chains.
 206         (vect_analyze_slp): Try to build SLP instance from reduction chains.
 207         (vect_get_constant_vectors):  Handle reduction chains.
 208         (vect_schedule_slp_instance): Mark the first statement of the
 209         reduction chain as reduction.
 210
 211 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
 212
 213         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
 214         names for group elements access.
 215         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
 216         reduction chains as well.  Remove data reference and interleaving
 217         related words from the fields names.
 218         * tree-vect-loop.c (vect_transform_loop): Use new names for group
 219         elements access.
 220         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
 221         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
 222         vect_update_interleaving_chain, vect_same_range_drs,
 223         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
 224         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
 225         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
 226         vect_analyze_group_access, vect_analyze_data_ref_access,
 227         vect_create_data_ref_ptr, vect_transform_strided_load,
 228         vect_record_strided_load_vectors): Likewise.
 229         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
 230         vect_model_load_cost, vectorizable_store, vectorizable_load,
 231         vect_remove_stores, new_stmt_vec_info): Likewise.
 232         * tree-vect-slp.c (vect_build_slp_tree,
 233         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
 234
 235 2011-05-18  Richard Guenther  <rguenther@suse.de>
 236
 237         PR middle-end/48989
 238         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
 239         operand verification.
 240         (verify_gimple_assign_binary): Likewise.
 241         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
 242         to non-1-precision BOOLEAN_TYPEs.
 243
 244 2011-05-18  Tom de Vries  <tom@codesourcery.com>
 245
 246         PR target/45098
 247         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
 248
 249 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
 250
 251         PR tree-optimization/49000
 252         * tree-ssa.c (execute_update_addresses_taken): Call
 253         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
 254         be rewritten and decl has been marked for renaming, reset
 255         the debug stmt.
 256
 257 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
 258
 259         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
 260         enum_opts_set when testing if attributes have set -mfpmath=.
 261
 262 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
 263
 264         * config/mips/mips.c (mips_handle_option): Remove unused variable.
 265
 266 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
 267
 268         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
 269         info->entry with 0
 270         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
 271         id.transform_lang_insert_block with NULL.
 272
 273 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
 274
 275         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
 276         (output_fp_compare): Change args 3 and 4 to bool.
 277         (ix86_expand_call): Change arg 6 to bool.
 278         (ix86_attr_length_immediate_default): Change arg 2 to bool.
 279         (ix86_attr_length_vex_default): Change arg 3 to bool.
 280         * config/i386/i386.md: Update all uses.
 281         * config/i386/i386.c: Ditto.
 282         (ix86_flags_dependent): Change return type to bool.
 283
 284 2011-05-17  Richard Guenther  <rguenther@suse.de>
 285
 286         * gimple.c (type_hash_pair_compare): Fix comparison.
 287
 288 2011-05-17  Richard Guenther  <rguenther@suse.de>
 289
 290         * gimple.c (iterative_hash_gimple_type): Simplify singleton
 291         case some more, fix final hash value of the non-singleton case.
 292
 293 2011-05-17  Richard Guenther  <rguenther@suse.de>
 294
 295         PR bootstrap/49013
 296         Revert
 297         2011-05-16  Richard Guenther  <rguenther@suse.de>
 298
 299         * gimple.c (gimple_types_compatible_p_1): Use names of the
 300         type itself, not its main variant.
 301         (iterative_hash_gimple_type): Likewise.
 302
 303 2011-05-17  Richard Guenther  <rguenther@suse.de>
 304
 305         * gimple.c (gimple_register_canonical_type): Use the main-variant
 306         leader for computing the canonical type.
 307
 308 2011-05-17  Nick Clifton  <nickc@redhat.com>
 309
 310         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
 311         moves.
 312
 313         * config/rx/rx.md: Add peephole to remove redundant extensions
 314         after loads.
 315         (bitset_in_memory): Use rx_restricted_mem_operand.
 316         (bitinvert_in_memory): Likewise.
 317         (bitclr_in_memory): Likewise.
 318
 319 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
 320             Nick Clifton  <nickc@redhat.com>
 321
 322         * config/rx/rx.md: Add peepholes to match a register move followed
 323         by a comparison of the moved register.  Replace these with an
 324         addition of zero that does both actions in one instruction.
 325
 326 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
 327
 328         PR target/48986
 329         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
 330         predicate to allow CONST_INT.
 331         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
 332
 333 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
 334
 335         * opts-common.c (opt_enum_arg_to_value): New.
 336         * opts.h (opt_enum_arg_to_value): Declare.
 337         * config/i386/i386.opt (fpmath): Remove.
 338         (mfpmath=): Use Enum, Init and Save.
 339         (fpmath_unit): New Enum and EnumValue entries.
 340         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
 341         name for function fpmath state.
 342         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
 343         * config/i386/i386.c: Include diagnostic.h.
 344         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
 345         (ix86_target_string): Take enum fpmath_unit value instead of string.
 346         (ix86_debug_options): Update call to ix86_target_string.
 347         (ix86_option_override_internal): Don't process fpmath strings here.
 348         (x86_function_specific_save, ix86_function_specific_restore):
 349         Don't handle fpmath state specially.
 350         (ix86_function_specific_print): Pass fpmath state to
 351         ix86_target_string instead of printing in this function.
 352         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
 353         Handle enum attributes.
 354         (IX86_ATTR_ENUM, ix86_opt_enum): New.
 355         (ix86_valid_target_attribute_tree): Update option_strings
 356         handling.  Handle fpmath as enum option.
 357         (ix86_can_inline_p): Update field names for function fpmath state.
 358         (ix86_expand_builtin): Update call to ix86_target_string.
 359         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
 360         (ix86_fpmath): Remove.
 361         * config/i386/t-i386 (i386.o): Update dependencies.
 362
 363 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
 364
 365         PR preprocessor/48677
 366         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
 367         from decoded_options[0], not from itself.
 368
 369 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
 370
 371         * config/i386/constraints.md (z): New constraint.
 372         * config/i386/i386.c (c): New mode attribute.
 373         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
 374         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
 375         constraint for operand 0.
 376         (*call_vzeroupper): Ditto.
 377         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
 378         (*call_rex64_ms_sysv_vzeroupper): Ditto.
 379         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
 380         Use "lzm" constraint for operand 0.
 381         (*call_pop_vzeroupper): Ditto.
 382         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
 383         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
 384         constraint for operand 0.
 385         (*sibcall_vzeroupper): Ditto.
 386         (*sibcall_rex64_ms_sysv): Ditto.
 387         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
 388         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
 389         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
 390         (*sibcall_pop_vzeroupper): Ditto.
 391         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
 392         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
 393         mode iterator.  Use "<c>zm" constraint for operand 1.
 394         (*call_value_vzeroupper): Ditto.
 395         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
 396         for operand 1.
 397         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
 398         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
 399         *call_value_pop_1.  Use "lzm" constraint for operand 1.
 400         (*call_value_pop_vzeroupper): Ditto.
 401         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
 402         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
 403         mode iterator.  Use "Uz" constraint for operand 1.
 404         (*sibcall_value_vzeroupper): Ditto.
 405         (*sibcall_value_rex64_ms_sysv): Ditto.
 406         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
 407         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
 408         constraint for operand 1.
 409         (*sibcall_value_pop_vzeroupper): Ditto.
 410         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
 411         and "z" constraint for operand 2.
 412         (*tls_global_dynamic_32_gnu): Ditto.
 413         (*tls_local_dynamic_base_32_gnu): Ditto.
 414         (*tls_local_dynamic_base_64): Ditto.
 415         (*tls_local_dynamic_32_once): Ditto.
 416         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
 417         Update all callers.
 418         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
 419
 420 2011-05-16  Richard Guenther  <rguenther@suse.de>
 421
 422         * gimple.c (gimple_types_compatible_p_1): Use names of the
 423         type itself, not its main variant.
 424         (iterative_hash_gimple_type): Likewise.
 425
 426 2011-05-16  Richard Guenther  <rguenther@suse.de>
 427
 428         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
 429         always visit pointer target and function result and argument types.
 430
 431 2011-05-16  Jason Merrill  <jason@redhat.com>
 432
 433         PR c++/48999
 434         * tree-inline.c (copy_statement_list): Put back recursion.
 435
 436 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 437
 438         PR target/27663
 439         PR target/41076
 440         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
 441         * config/avr/avr.md ("*ior<mode>qi.byte0",
 442         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
 443
 444 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 445
 446         PR target/45099
 447         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
 448         register is needed for a function argument.
 449
 450 2011-05-16  Richard Guenther  <rguenther@suse.de>
 451
 452         * gimple.c (struct type_hash_pair): New type.
 453         (type_hash_pair_compare): New function.
 454         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
 455
 456 2011-05-16  Revital Eres  <revital.eres@linaro.org>
 457
 458         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
 459
 460 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 461
 462         * config/i386/i386.md (floating point move splitters): Fix
 463         usage of standard_80387_constant_p.
 464         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
 465
 466 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 467
 468         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
 469
 470 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
 471
 472         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
 473         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
 474         (tree_ssa_lim_finalize): Likewise.
 475
 476 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
 477
 478         * config/i386/constraint.md (Yd, Yx): New register constraints.
 479         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
 480         Yd conditional register constraint.
 481         (*movtf_internal): Use standard_sse_constant_opcode.
 482         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
 483         Yx conditional register constraint.
 484         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
 485         Yd conditional register constraint.  Use standard_sse_constant_p to
 486         check for valid SSE constants and call standard_sse_constant_opcode to
 487         output SSE insn.
 488         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
 489         constants and call standard_sse_constant_opcode to output SSE insn.
 490         * config/i386/i386.c (ix86_option_ovverride_internal): Set
 491         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
 492         optimize_size is set.
 493         (standard_sse_constant_opcode): Output conditional AVX insn templates.
 494
 495 2011-05-14  Tobias Burnus  <burnus@net-b.de>
 496
 497         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
 498
 499 2011-05-13  Martin Jambor  <mjambor@suse.cz>
 500
 501         * ipa-prop.c (ipa_cst_from_jfunc): New function.
 502         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
 503         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
 504         (evaluate_conditions_for_ipcp_clone): Removed.
 505         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
 506         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
 507         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
 508
 509 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
 510
 511         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
 512         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
 513         lieu of MAY_HAVE_DEBUG_STMTS.
 514         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
 515         debug statements if !MAY_HAVE_DEBUG_STMTS.
 516
 517 2011-05-13  Martin Thuresson  <martint@google.com>
 518
 519         PR gcov-profile/47793
 520         * libgcov.c (gcov_exit): Support relative profile paths.
 521         * doc/invoke.texi (-fprofile-dir): Update for above change.
 522
 523 2011-05-13  Richard Guenther  <rguenther@suse.de>
 524
 525         * gimple.c (gimple_canonical_types_compatible_p): Do not use
 526         type-pair caching, do not compare hashes.
 527
 528 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
 529
 530         PR middle-end/48965
 531         * tree-cfg.c (edge_to_cases_cleanup): Return true.
 532         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
 533
 534 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 535
 536         * gimplify.c (gimplify_expr): Make sure operand is boolified.
 537         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
 538         compatible type for TRUTH_NOT_EXPR.
 539
 540 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
 541
 542         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
 543         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
 544         can_create_pseudo_p ().
 545
 546 2011-05-13  Richard Guenther  <rguenther@suse.de>
 547
 548         PR lto/48978
 549         * gimple.c (iterative_hash_gimple_type): Revert change in
 550         pointer target and function result and argument hashing.
 551
 552 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
 553
 554         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
 555         (*movxf_internal_nointeger): Ditto.
 556         (*movdf_internal_rex64): Ditto.
 557         (*movdf_internal): Ditto.
 558         (*movdf_internal_nointeger): Ditto.
 559         (*movsf_internal): Ditto.
 560         (sincos splitters): Use can_create_pseudo ().
 561
 562 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
 563
 564         * config/i386/i386-opts.h: New.
 565         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
 566         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
 567         ix86_section_threshold): Remove.
 568         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
 569         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
 570         OPT_mbranch_cost_.
 571         (ix86_option_override_internal): Don't decode strings for options
 572         other than -march=, -mtune= and -mfpmath=.  Don't allow for
 573         __attribute__ uses in remaining diagnostics for options with
 574         string arguments.  Don't check for integer arguments being negative.
 575         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
 576         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
 577         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
 578         ix86_branch_cost, ix86_section_threshold): Remove.
 579         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
 580         HeaderInclude.
 581         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
 582         but not Var.
 583         (masm=): Use Enum and Init.
 584         (asm_dialect): New Enum and EnumValue entries.
 585         (mbranch-cost=): Use UInteger.
 586         (mlarge-data-threshold=): Use UInteger and Init.
 587         (mcmodel=): Use Enum and Init.
 588         (cmodel): New Enum and EnumValue entries.
 589         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
 590         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
 591         mregparm=): Use UInteger.
 592         (mstringop-strategy=): Use Enum and Init.
 593         (stringop_alg): New Enum and EnumValue entries.
 594         (mtls-dialect=): Use Enum and Init.
 595         (tls_dialect): New Enum and EnumValue entries.
 596         (mabi=): Use Enum and Init.
 597         (calling_abi): New Enum and EnumValue entries.
 598         (mveclibabi=): Use Enum and Init.
 599         (ix86_veclibabi): New Enum and EnumValue entries.
 600
 601 2011-05-13  Nick Clifton  <nickc@redhat.com>
 602
 603         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
 604         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
 605
 606 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 607
 608         PR middle-end/48984
 609         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
 610         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
 611         (gimple_boolify): Check for cast for boolean_type_node instead for
 612         BOOLEAN_TYPE.
 613
 614 2011-05-13  Richard Guenther  <rguenther@suse.de>
 615
 616         PR tree-optimization/48172
 617         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
 618         multiplying by number of iterations for equal step.
 619         (vect_create_cond_for_alias_checks): Likewise.
 620
 621 2011-05-13  Andreas Schwab  <schwab@redhat.com>
 622
 623         * configure.ac: Use AS_HELP_STRING throughout.
 624         * configure: Regenerate.
 625
 626 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
 627
 628         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
 629         (ix86_emit_restore_regs_using_mov): Likewise.
 630         (ix86_emit_restore_sse_regs_using_mov): Likewise.
 631
 632 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
 633
 634         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
 635         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
 636         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
 637         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
 638         RTX_OK_FOR_OLO10_P): ...here.
 639         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
 640         SYMBOLIC_CONST.
 641
 642 2011-05-12  Kai Tietz  <ktietz@redhat.com>
 643
 644         * gimplify.c (gimple_boolify): Re-boolify expression
 645         arguments even if expression type is of kind BOOLEAN_TYPE.
 646         (gimplify_boolean_expr): Removed.
 647         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
 648         and XOR. Additional take care that we keep expression's type.
 649         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
 650         of TRUTH_AND|OR|XOR_EXPR.
 651
 652 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 653
 654         PR tree-optimization/48975
 655         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
 656         on all bbs here and free and clear ifc_bbs at the end.
 657
 658 2011-05-12  Richard Guenther  <rguenther@suse.de>
 659
 660         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
 661         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
 662         until after simple checks.
 663         (gimple_types_compatible_p): Likewise.
 664         (iterative_hash_gimple_type): Always hash pointer targets
 665         and function return and argument types.
 666         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
 667         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
 668         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
 669         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
 670         completely in the simple compare section.
 671         (gimple_register_canonical_type): Query the cache again after
 672         registering.
 673
 674 2011-05-12  Richard Guenther  <rguenther@suse.de>
 675
 676         PR tree-optimization/48172
 677         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
 678         the number of iterations from the segment size calculation.
 679         (vect_create_cond_for_alias_checks): Adjust.
 680
 681 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 682
 683         PR debug/48967
 684         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
 685         if validate_subreg fails.
 686
 687 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
 688
 689         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
 690         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
 691         early.
 692
 693 2011-05-12  DJ Delorie  <dj@redhat.com>
 694
 695         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
 696         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
 697         created builtin into rx_builtins array.
 698         (rx_builtin_decl): New function.
 699         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
 700
 701 2011-05-12  DJ Delorie  <dj@redhat.com>
 702             Nick Clifton  <nickc@redhat.com>
 703
 704         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
 705         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
 706         (rx_is_legitimate_address): Add pre-decrement and post-increment
 707         addressing in HImode and QImode.  Fix test for out of range
 708         REG+INT addressing.
 709         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
 710         (rx_align_for_label): Test label before extracting its usage count.
 711         (rx_adjust_insn_lengths): Fix selection of insn codes.
 712         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
 713
 714 2011-05-11  Jason Merrill  <jason@redhat.com>
 715
 716         * tree.c (type_hash_canon): Use struct tree_type_non_common.
 717
 718 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 719
 720         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
 721         reindent the subsequent block.
 722
 723 2011-05-11  Satoru Takabayashi  <satorux@google.com>
 724             Paul Pluzhnikov  <ppluzhnikov@google.com>
 725
 726         * doc/install.texi (Configuration): Document --with-linker-hash-style.
 727         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
 728         * config.in: Add LINKER_HASH_STYLE.
 729         * configure.ac: Add --with-linker-hash-style.
 730         * configure: Regenerate.
 731
 732 2011-05-11  Richard Guenther  <rguenther@suse.de>
 733
 734         PR middle-end/48964
 735         * gimple.c (iterative_hash_canonical_type): Fix typo.
 736
 737 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
 738
 739         * config/i386/i386.c (legitimize_tls_address)
 740         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 741         expanders directly for TARGET_GNU2_TLS.  Determine pic and
 742         __tls_get_addr symbol reference here.  Update call to
 743         gen_tls_global_dynamic_{32,64} for added arguments.
 744         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 745         expanders directly for TARGET_GNU2_TLS.  Determine
 746         __tls_get_addr symbol reference here.  Update call to
 747         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
 748         unique UNSPEC REG_EQUIV to libcall block.
 749         (ix86_tls_get_addr): Declare static.
 750         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
 751         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
 752         Do not determine pic and __tls_get_addr symbol reference here. Do not
 753         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
 754         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
 755         (tls_global_dynamic_64): Add operand 2.  Do not determine
 756         __tls_get_addr symbol reference here.  Do not call
 757         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
 758         (tls_local_dynamic_base64): Ditto for operand 1.
 759
 760 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 761
 762         * function.c (expand_function_start): Initialize stack_check_probe_note
 763         only if the generic stack checking mechanism is used.
 764
 765 2011-05-11  Richard Guenther  <rguenther@suse.de>
 766
 767         PR tree-optimization/15256
 768         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
 769         (A & B) | C, combine (A op CST1) op CST2.
 770         (tree_ssa_forward_propagate_single_use_vars): Only bother to
 771         visit assigns that have uses.
 772
 773 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
 774
 775         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
 776         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
 777         (unpack_ts_type_common_value_fields): ...this.  Update comment.
 778         (unpack_value_fields): Adjust for renaming.
 779         (lto_input_ts_type_tree_pointers): Split into...
 780         (lto_input_ts_type_common_tree_pointer): ...this and...
 781         (lto_input_ts_type_non_common_tree_pointers): ...this.
 782         (lto_input_tree_pointers): Adjust for above split.
 783         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
 784         (pack_ts_type_common_value_fields): ...this.  Update comment.
 785         (lto_output_ts_type_tree_pointers): Split into...
 786         (lto_output_ts_type_common_tree_pointers): ...this and...
 787         (lto_output_ts_type_non_common_tree_pointers): ...this.
 788         (lto_output_tree_pointers): Adjust for above split.
 789         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
 790         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
 791         * stor-layout.c (vector_type_mode): Adjust location of mode field.
 792         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
 793         Define.
 794         (struct tree_type): Split into...
 795         (struct tree_type_common: ...this and...
 796         (struct tree_type_with_lang_specific): ...this and...
 797         (struct tree_type_non_common): ...this.  Adjust accessor macros
 798         accordingly.
 799         (TYPE_VALUES_RAW): Define.
 800         (union tree_node): Update for above changes.
 801         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
 802         TS_TYPE_NON_COMMON.
 803         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
 804         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
 805         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
 806         * treestructu.def (TS_TYPE): Remove.
 807         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
 808         Define.
 809
 810 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
 811
 812         PR debug/48159
 813         * tree-ssa.c (reset_debug_uses): New function.
 814         * tree-flow.h (reset_debug_uses): New prototype.
 815         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
 816         * tree-loop-distribution.c (generate_loops_for_partition): Call
 817         reset_debug_uses on the stmts that will be removed.  Keep around
 818         all debug stmts, don't count them as bits in partition bitmap.
 819         (generate_builtin): Don't count debug stmts or labels as bits in
 820         partition bitmap.
 821
 822 2011-05-11  Richard Guenther  <rguenther@suse.de>
 823
 824         * gimple.c (gimple_type_hash_1): Merge with ...
 825         (gimple_type_hash): ... this.
 826         (gtc_visit): Remove mode parameter and simplify accordingly.
 827         (gimple_types_compatible_p_1): Likewise.
 828         (gimple_types_compatible_p): Likewise.
 829         (iterative_hash_gimple_type): Likewise.
 830         (visit): Likewise.
 831         (gimple_type_eq): Adjust.
 832
 833 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 834
 835         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
 836         enters the branch create an anti edge in the opposite direction
 837         to prevent the creation of reg-moves.
 838         * modulo-sched.c: Adjust comment to reflect the fact we are
 839         scheduling closing branch.
 840         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
 841         (stage_count): New field in struct partial_schedule.
 842         (calculate_stage_count): New function.
 843         (normalize_sched_times): Rename to reset_sched_times and handle
 844         incrementing the sched time of the nodes by a constant value
 845         passed as parameter.
 846         (duplicate_insns_of_cycles): Skip closing branch.
 847         (sms_schedule_by_order): Schedule closing branch.
 848         (ps_insn_find_column): Handle closing branch.
 849         (sms_schedule): Call reset_sched_times and adjust the code to
 850         support scheduling of the closing branch.
 851         (ps_insert_empty_row): Update calls to normalize_sched_times
 852         and rotate_partial_schedule functions.
 853
 854 2011-05-11  Richard Guenther  <rguenther@suse.de>
 855
 856         PR middle-end/48953
 857         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
 858
 859 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
 860
 861         * opts.c (finish_options): Move warning settings from process_options.
 862         * toplev.c (process_options): Move warning settings to finish_options.
 863
 864 2011-05-11  Richard Guenther  <rguenther@suse.de>
 865
 866         PR tree-optimization/18041
 867         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
 868         (simplify_bitwise_binary): ... this.  Handle operand conversions
 869         by applying them to the result instead.
 870         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
 871
 872 2011-05-11  Richard Guenther  <rguenther@suse.de>
 873
 874         * gimple.c (gimple_canonical_types_compatible_p): Split out
 875         from gimple_types_compatible_p and friends.  Do not recurse
 876         to pointed-to types.
 877         (gimple_canonical_type_eq): Use it.
 878         (iterative_hash_canonical_type): Split out from
 879         iterative_hash_gimple_type and friends.  Do not recurse
 880         to pointed-to types.
 881         (gimple_canonical_type_hash): Use it, allocate the hash here.
 882
 883 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 884
 885         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
 886         recognizing doloop.
 887
 888 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 889
 890         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
 891         instead of PREV_INSN.
 892
 893 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 894
 895         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
 896         * loop-doloop.c (doloop_condition_get): Likewise.
 897         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
 898         (doloop_end): New.
 899         * config/arm/arm.md (*addsi3_compare0): Remove "*".
 900
 901 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
 902
 903         * tree.def (CASE_LABEL_EXPR): Add an operand.
 904         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
 905
 906 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 907
 908         * c-decl.c (c_override_global_bindings_to_false): Remove.
 909         (global_bindings_p): Don't check
 910         c_override_global_bindings_to_false.
 911         * c-tree.h (c_override_global_bindings_to_false): Remove.
 912         * c-typeck.c (composite_type): Don't set
 913         c_override_global_bindings_to_false.
 914
 915 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
 916
 917         PR target/48857, 48495
 918         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
 919         (VSX_MODE): Ditto.
 920         (VSX_MOVE_MODE): Ditto.
 921         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
 922         VSX vector types.  Add V2DImode.
 923         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
 924         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
 925         (MODES_TIEABLE_P): Ditto.
 926
 927         * config/rs6000/rs6000.c (rs6000_emit_move): Use
 928         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
 929         VSX_VECTOR_MODE.
 930         (init_cumulative_args): Ditto.
 931         (rs6000_function_arg_boundary): Ditto.
 932         (rs6000_function_arg_advance_1): Ditto.
 933         (rs6000_function_arg): Ditto.
 934         (rs6000_function_ok_for_sibcall): Ditto.
 935         (emit_frame_save): Ditto.
 936         (rs6000_function_value): Ditto.
 937         (rs6000_libcall_value): Ditto.
 938
 939 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 940
 941         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
 942         i386/darwin-lib.h to $libgcc_tm_file.
 943         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
 944
 945 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 946
 947         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
 948
 949 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 950
 951         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
 952         * config/rs6000/rs6000-tables.opt: New file (generated).
 953         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
 954         rs6000/rs6000-tables.opt to extra_options.
 955         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
 956         * config/rs6000/rs6000.c (rs6000_select): Remove.
 957         (processor_target_table): Move contents to rs6000-cpus.def.
 958         (darwin_rs6000_override_options): Check
 959         global_options_set.x_rs6000_cpu_index instead of
 960         rs6000_select[1].string.
 961         (rs6000_option_override_internal): Likewise.
 962         (rs6000_handle_option): Don't assert that global structures are in
 963         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
 964         (rs6000_default_cpu): New variable.
 965         (rs6000_file_start): Set it instead of local default_cpu.  Check
 966         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
 967         global_options_set.x_rs6000_tune_index instead of rs6000_select.
 968         (rs6000_darwin_file_start): Check rs6000_default_cpu and
 969         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
 970         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
 971         rs6000_select): Remove.
 972         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
 973         Remove.
 974         (mcpu=, mtune=): Use Var, Init, Enum and Save.
 975         * config/rs6000/t-rs6000
 976         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
 977         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 978         global_options_set.x_rs6000_cpu_index instead of
 979         rs6000_select[1].string.
 980         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 981         global_options_set.x_rs6000_cpu_index instead of
 982         rs6000_select[1].string.
 983
 984 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 985
 986         * config.gcc (libgcc_tm_file): Define instead of including files
 987         from ../../libgcc/config/ in tm_file.
 988         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
 989         * configure: Regenerate.
 990         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
 991         libgcc_tm.h, cs-libgcc_tm.h): New.
 992         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
 993         (clean): Remove libgcc_tm.h.
 994         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
 995         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
 996         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
 997
 998 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
 999
1000         PR target/48896
1001         * config/avr/avr.c (avr_ret_register): Return unsigned int
1002         instead of int.
1003         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
1004         it to avr_libcall_value.
1005         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
1006         expand_expr.
1007         (avr_expand_binop_builtin): Ditto.
1008         (avr_expand_unop_builtin): Ditto.
1009
1010 2011-05-10  DJ Delorie  <dj@redhat.com>
1011
1012         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1013         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1014         * config/rx/rx.c (rx_align_for_label): Add label and
1015         uses_threshold parameters.  Do not align when the label is not
1016         used enough.
1017         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1018
1019 2011-05-10  Richard Guenther  <rguenther@suse.de>
1020
1021         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
1022         a series of conversions and apply foldings similar to what
1023         fold-const does.
1024         (tree_ssa_forward_propagate_single_use_vars): Call it.
1025
1026 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
1027
1028         PR tree-optimization/48611
1029         PR tree-optimization/48794
1030         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1031         referenced from RESX or EH_DISPATCH arguments.
1032
1033         PR debug/48928
1034         * dfp.c (decimal_to_decnumber): Handle conversion from
1035         dconst{1,2,m1,half}.
1036
1037 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1038
1039         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
1040         for !flag_prefer_avx128.
1041         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
1042
1043 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
1044
1045         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
1046         (fold_ternary_loc): Use expr_location_or.
1047
1048 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
1049
1050         PR debug/48853
1051         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
1052         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
1053         Pmode and mem_mode is not VOIDmode.
1054
1055 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
1056
1057         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
1058         TYPE_QUAL_RESTRICT): Convert to enum.
1059
1060 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1061
1062         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
1063         (const_pow2_1_to_8_operand): Ditto.
1064         (const_pow2_1_to_128_operand): Ditto.
1065         (const_pow2_1_to_32768_operand): Ditto.
1066         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
1067         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
1068         in insn constraint to check integer value of operand 3.
1069         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
1070
1071         (PINSR_MODE): New mode iterator.
1072         (sse2p4_1): New mode attribute.
1073         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
1074         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
1075         iterator.  Use const_int_operand instead of
1076         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
1077         exact_log2 in insn constraint to check integer value of operand 3.
1078
1079 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1080
1081         * config/i386/sse.md (blendbits): Remove mode attribute.
1082         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
1083         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
1084         Check integer value of operand 3 in insn constraint.
1085
1086 2011-05-09  Richard Guenther  <rguenther@suse.de>
1087
1088         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
1089         for diagnostics.
1090         (lto_symtab_merge): Likewise.  Do not register types here.
1091         (lto_symtab_merge_decls_2): Likewise.
1092         (lto_symtab_merge_decls_1): Likewise.
1093         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
1094         * gimple.c (enum gtc_mode): Declare.
1095         (gimple_types_compatible_p): Make static.
1096
1097 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1098
1099         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1100         temporary register to match Pmode.
1101
1102 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1103
1104         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
1105         and *vec_concatv4si_1_avx.
1106
1107 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
1108
1109         PR rtl-optimization/48927
1110         * ira-conflicts.c (commutative_constraint_p): Use
1111         recog_data.alternative_enabled_p to disable alternatives where
1112         "enabled" attribute is false.
1113         (get_dup_num): Ditto.
1114         * ira-lives.c (single_reg_class): Ditto.
1115         (ira_implicitly_set_insn_hard_regs): Ditto.
1116
1117 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
1118
1119         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1120         (dataflow_set_preserve_mem_locs): Likewise.
1121
1122 2011-05-09  Philipp Thomas  <pth@suse.de>
1123
1124         * config/mep/mep.c (mep_validate_vliw): Syntax description
1125         should not be translated.
1126
1127 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
1128
1129         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
1130         * config/mips/mips-tables.opt: New file (generated).
1131         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
1132         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
1133         MIPS_ARCH_OPTION_NATIVE): Define.
1134         * config/mips/mips.c (mips_cpu_info_table): Move contents to
1135         mips-cpus.def.
1136         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
1137         mips_parse_cpu): Remove.
1138         (mips_cpu_info_from_opt, mips_default_arch): New.
1139         (mips_handle_option): Don't assert that global structures are in
1140         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
1141         (mips_option_override): Use new variables and functions to set
1142         state of these options.  Use strcmp to check for individual CPU names.
1143         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
1144         definition.
1145         * config/mips/mips.opt (march=): Use ToLower and Enum.
1146         (mips): Use ToLower, Enum and Var.
1147         (mtune=): Use ToLower and Enum.
1148         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
1149
1150 2011-05-08  Jan Hubicka  <jh@suse.cz>
1151
1152         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
1153         Arrange type pairs to be UID ordered.
1154         (gimple_lookup_type_leader): Make inline.
1155
1156 2011-05-09  Nick Clifton  <nickc@redhat.com>
1157
1158         PR target/48899
1159         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
1160         PROCESSOR_DEFAULT.
1161
1162         PR target/48897
1163         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
1164         variable 's'.
1165
1166 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
1167
1168         * combine.c (simplify_comparison): Abstract out parts into...
1169         (simplify_compare_const): ... new function.
1170         (try_combine): Generalize parallel arithmetic/compare combining
1171         to call simplify_compare_const() and CANONICALIZE_COMPARE().
1172
1173 2011-05-08  Jan Hubicka  <jh@suse.cz>
1174
1175         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
1176         (cgraph_create_virtual_clone): Call hooks once virtual clone
1177         is finished.
1178         * cgraph.h (cgraph_clone_node): Update prototype.
1179         * ipa-cp.c (ipcp_estimate_growth): Use
1180         estimate_ipcp_clone_size_and_time.
1181         * ipa-inline-transform.c (clone_inlined_nodes): Update.
1182         * lto-cgraph.c (input_node): Update.
1183         * ipa-inline.c (recursive_inlining): Update.
1184         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
1185         (evaluate_conditions_for_known_args): Break out from ...
1186         (evaluate_conditions_for_edge): ... here.
1187         (evaluate_conditions_for_ipcp_clone): New function.
1188         (inline_node_duplication_hook): Update clone summary based
1189         on parameter map.
1190         (estimate_callee_size_and_time): Rename to ...
1191         (estimate_node_size_and_time): take NODE instead of EDGE;
1192         take POSSIBLE_TRUTHS as argument.
1193         (estimate_callee_size_and_time): Update.
1194         (estimate_ipcp_clone_size_and_time): New function.
1195         (do_estimate_edge_time): Update.
1196
1197 2011-05-08  Richard Guenther  <rguenther@suse.de>
1198
1199         PR middle-end/48908
1200         PR middle-end/48905
1201         * expmed.c (expand_shift_1): Compute adjusted constant shift
1202         amount manually.
1203
1204 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
1205
1206         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
1207
1208 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
1209
1210         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
1211
1212 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
1213
1214         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
1215
1216 2011-05-07  Jan Hubicka  <jh@suse.cz>
1217
1218         * ipa-inline-transform.c (inline_call): Account when program size
1219         decreases.
1220         * ipa-inline.c (relative_time_benefit): New function.
1221         (edge_badness): Reorganize to be power 2 based; fix thinko when
1222         computing badness for negative growth; update comments to match
1223         reality; better dumps.
1224
1225 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
1226
1227         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
1228         type to bool and adjust comment.
1229         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
1230         (fold_mathfn_compare): Remove calls to global_bindings_p.
1231         (fold_inf_compare): Likewise.
1232         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
1233         * c-tree.h (global_bindings_p): Adjust prototype.
1234         * c-decl.c (global_bindings_p): Return bool and simplify.
1235
1236 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
1237
1238         PR tree-optimization/48837
1239         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1240         when accumulator transformation is performed.
1241
1242 2011-05-06  Jan Hubicka  <jh@suse.cz>
1243
1244         * i386.h (ix86_tune_indices): Add
1245         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
1246         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
1247         * i386.c (initial_ix86_tune_features): Add
1248         X86_SOFTARE_PREFETCHING_BENEFICIAL.
1249         (software_prefetching_beneficial_p): Remove predicate.
1250         (ix86_option_override_internal): Use new macro.
1251
1252 2011-05-06  Jan Hubicka  <jh@suse.cz>
1253
1254         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
1255
1256 2011-05-06  Jan Hubicka  <jh@suse.cz>
1257
1258         * cgraph.c (cgraph_add_thunk): Create real function node instead
1259         of alias node; finalize it and mark needed/reachale; arrange visibility
1260         to be right and add it into the corresponding same comdat group list.
1261         (dump_cgraph_node): Dump thunks.
1262         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
1263         cgraph_function_with_gimple_body_p,
1264         cgraph_first_function_with_gimple_body,
1265         cgraph_next_function_with_gimple_body): New functions.
1266         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
1267         New macros.
1268         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
1269         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
1270         * cgraphunit.c (cgraph_finalize_function): Only look into possible
1271         devirtualization when optimizing.
1272         (verify_cgraph_node): Verify thunks.
1273         (cgraph_analyze_function): Analyze thunks.
1274         (cgraph_mark_functions_to_output): Output thunks only in combination
1275         with function they are assigned to.
1276         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
1277         alias into normal node.
1278         (assemble_thunks): New functoin.
1279         (cgraph_expand_function): Use it.
1280         * lto-cgraph.c (lto_output_node): Stream thunks.
1281         (input_overwrite_node): Stream in thunks.
1282         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
1283         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
1284         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
1285         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
1286         (inline_analyze_function): Do not care about thunk jump functions.
1287         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
1288         * ipa-prop.c (ipa_prop_write_jump_functions): Use
1289         cgraph_function_with_gimple_body_p.
1290         * passes.c (do_per_function_toporder): Use
1291         cgraph_function_with_gimple_body_p.
1292         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
1293         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
1294         (function_called_by_processed_nodes_p): Likewise.
1295
1296 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
1297
1298         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
1299         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
1300         entries.
1301         (mabi=): Replace with separate entries for mabi=altivec,
1302         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
1303         mabi=ieeelongdouble and mabi=ibmlongdouble.
1304         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
1305         check for -mabi=spe without SPE ABI support here.
1306         (rs6000_handle_option): Replace OPT_mabi_ handling with
1307         OPT_mabi_altivec and OPT_mabi_spe handling.
1308
1309 2011-05-06  Cary Coutant  <ccoutant@google.com>
1310
1311         * dwarf2out.c (contains_subprogram_definition): New function.
1312         (should_move_die_to_comdat): Call it.
1313
1314 2011-05-06  Jeff Law  <law@redhat.com>
1315
1316         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
1317         remove_ctrl_stmt_and_useless_edges.
1318         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
1319         (fixup_template_block, thread_single_edge): Likewise.
1320         (mark_threaded_blocks): Use THREAD_TARGET.
1321
1322 2011-05-06  Alan Modra  <amodra@gmail.com>
1323
1324         PR target/48900
1325         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1326         const0_rtx as the arg to the dummy __tls_get_addr libcall.
1327
1328 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
1329
1330         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1331         constraint modifier to "r".
1332
1333 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
1334
1335         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
1336         fall through for OPT_mcmodel_.
1337
1338 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1339
1340         * config/s390/s390.c (s390_asm_trampoline_template): Comment
1341         instruction sizes.
1342         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1343
1344 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1345
1346         PR target/47930
1347         * config/arm/arm.opt (marm): Document it.
1348         (mthumb): Reject negative variant.
1349
1350 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
1351
1352         PR target/48898
1353         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
1354         Fix typo in "ccvt" variable name.
1355
1356 2011-05-06  Tristan Gingold  <gingold@adacore.com>
1357
1358         PR target/48895
1359         * config/vms/vms-ar.c (main): Remove cwd variable.
1360
1361 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
1362
1363         PR debug/48902
1364         * var-tracking.c (prepare_call_arguments): Move else before #endif.
1365
1366 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
1367
1368         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
1369         * gimplify.c (gimplify_switch_expr): Likewise.
1370         * omp-low.c (expand_omp_sections): Likewise.
1371         * tree-eh.c (lower_try_finally_switch): Likewise.
1372         (lower_eh_dispatch): Likewise.
1373         * tree.h (build_case_label): Declare.
1374         * tree.c (build_case_label): Define.
1375
1376 2011-05-05  Jason Merrill  <jason@redhat.com>
1377
1378         PR c++/40975
1379         * tree-inline.c (copy_tree_r): Use copy_statement_list.
1380         (copy_statement_list): Don't recurse.
1381         * stor-layout.c (copy_self_referential_tree_r): Don't allow
1382         STATEMENT_LIST.
1383
1384 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1385
1386         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
1387         through from -mfpu= handling.
1388         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
1389
1390 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
1391
1392         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
1393         POST_MODIFY.
1394
1395 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
1396
1397         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
1398         for 11.31.
1399         (hppa[12]*-*-hpux11*): Ditto.
1400         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
1401         * config/ia64/hpux-unix2003.h: New.
1402         * config/pa/pa-hpux1131.opt: New.
1403         * config/pa/pa-hpux1131.h: New.
1404         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
1405         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
1406         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
1407
1408 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1409
1410         PR debug/48853
1411         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
1412         instead of mode as 3rd argument to recursive call.
1413         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
1414         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
1415         VOIDmode.
1416         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
1417         don't give up if mode is Pmode and mem_mode is not VOIDmode.
1418         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
1419         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
1420
1421 2011-05-05  Julian Brown  <julian@codesourcery.com>
1422
1423         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1424         parenthesis in D-register case.
1425
1426 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1427
1428         * opt-functions.awk (var_type_struct): Handle Enum options.
1429         * optc-gen.awk: Don't check range of variables of character type.
1430         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
1431         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
1432         rs6000_sdata_name, rs6000_explicit_options): Remove.
1433         (rs6000_option_override_internal): Check for -malign-power here.
1434         Use global_options_set instead of rs6000_explicit_options.
1435         (rs6000_parse_fpu_option): Remove.
1436         (rs6000_handle_option): Access variables via opts and opts_set
1437         pointers.  Use error_at and warning_at.  Add fall-through
1438         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
1439         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
1440         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
1441         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
1442         here.  Don't use rs6000_parse_fpu_option.
1443         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
1444         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
1445         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
1446         (mrecip=): Use Var.
1447         (mspe): Use Var and Save.
1448         (mtraceback=): Use Enum and Var.
1449         (rs6000_traceback_type): New Enum and EnumValue entries.
1450         (mfloat-gprs=): Use Enum, Var and Save.
1451         (rs6000_float_gprs): New Enum and EnumValue entries.
1452         (mlong-double-): use Var and Save.
1453         (msched-costly-dep=, minsert-sched-nops=): Use Var.
1454         (malign-): Use Enum and Var.
1455         (rs6000_alignment_flags): New Enum and EnumValue entries.
1456         (mfpu=): Use Enum.
1457         (fpu_type_t): New Enum and EnumValue entries.
1458         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1459         global_options_set instead of rs6000_explicit_options.
1460         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1461         global_options_set instead of rs6000_explicit_options.
1462         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1463         global_options_set instead of rs6000_explicit_options.
1464         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1465         global_options_set instead of rs6000_explicit_options.
1466         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
1467         global_options_set instead of rs6000_explicit_options.
1468         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1469         global_options_set instead of rs6000_explicit_options.
1470         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
1471         definition.
1472         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1473         global_options_set instead of rs6000_explicit_options.
1474         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
1475         (rs6000_cmodel): New Enum and EnumValue entries.
1476         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1477         global_options_set instead of rs6000_explicit_options.
1478         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
1479         (mtls-size=): Use Enum and Var.
1480         (rs6000_tls_size): New Enum and EnumValue entries.
1481
1482 2011-05-05  Michael Matz  <matz@suse.de>
1483
1484         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
1485         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
1486         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
1487         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
1488         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
1489         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
1490         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
1491         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
1492         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
1493         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
1494         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
1495         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
1496         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
1497         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
1498         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
1499         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
1500
1501 2011-05-05  Richard Guenther  <rguenther@suse.de>
1502
1503         * expmed.c (expand_variable_shift): Rename to ...
1504         (expand_shift_1): ... this.  Take an expanded shift amount.
1505         For rotates recurse directly not building trees for the shift amount.
1506         (expand_variable_shift): Wrap around expand_shift_1.
1507         (expand_shift): Adjust.
1508
1509 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1510
1511         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
1512
1513 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
1514
1515         * tree.h (get_pending_sizes): Remove prototype.
1516         (put_pending_size): Likewise.
1517         (put_pending_sizes): Likewise.
1518         * stor-layout.c (pending_sizes): Delete.
1519         (get_pending_sizes): Likewise.
1520         (put_pending_size): Likewise.
1521         (put_pending_sizes): Likewise.
1522         (variable_size): Do not call put_pending_size and tidy up.
1523         * function.h (struct function): Remove dont_save_pending_sizes_p.
1524         * lto-streamer-in.c (input_function): Do not stream it.
1525         * lto-streamer-out.c (output_function): Likewise.
1526         * tree-inline.c (initialize_cfun): Do not copy it.
1527         * c-decl.c (store_parm_decls): Do not set it.
1528         * omp-low.c (create_task_copyfn): Likewise.
1529         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1530
1531 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
1532
1533         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
1534         conditions.
1535         (*movdf_internal): Ditto.
1536         (*movdf_internal_nointeger): Ditto.
1537         (*movsf_internal): Ditto.
1538
1539 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1540
1541         * c-decl.c (finish_decl): Don't call get_pending_sizes.
1542         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
1543         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
1544         (c_variable_size): Remove.
1545         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
1546         call put_pending_sizes.
1547         (get_parm_info): Add parameter expr.  Use it to set
1548         arg_info->pending_sizes.
1549         (store_parm_decls): Use arg_info->pending_sizes instead or calling
1550         get_pending_sizes.
1551         * c-parser.c (c_parser_parms_declarator): Update call to
1552         c_parser_parms_list_declarator.
1553         (c_parser_parms_list_declarator): Take parameter expr.  Update
1554         call to push_parm_decl.  Update recursive call.  Don't call
1555         get_pending_sizes.  Update calls to get_parm_info.
1556         (c_parser_objc_method_definition): Update calls to
1557         c_parser_objc_method_decl and objc_start_method_definition.
1558         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
1559         (c_parser_objc_method_decl): Add parameter expr.  Update call to
1560         grokparm.
1561         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
1562         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
1563         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
1564
1565 2011-05-05  Michael Hope  <michael.hope@linaro.org>
1566
1567         PR pch/45979
1568         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
1569         __ARM_EABI__ hosts.
1570
1571 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1572
1573         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1574         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1575         (spu_output_mi_thunk): New function.
1576
1577 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1578
1579         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
1580         targetm.asm_out.print_operand.
1581         * config/sol2.c: Include target.h.
1582
1583 2011-05-04  Jan Hubicka  <jh@suse.cz>
1584
1585         * ipa-inline.c (reset_edge_caches): New function.
1586         (update_caller_keys): Add check_inlinablity_for; do not
1587         reset edge caches; remove now unnecesary loop.
1588         (update_callee_keys): Add comments; reset node_growth_cache of callee.
1589         (update_all_callee_keys): Likewise.
1590         (inline_small_functions): Sanity check cache; update code
1591         recomputing it.
1592
1593 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
1594
1595         PR rtl-optimization/47612
1596         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
1597         as the last insn of the sequence to be moved.
1598
1599 2011-05-04  Tobias Burnus  <burnus@net-b.de>
1600
1601         PR fortran/48864
1602         * doc/invoke.texi (Ofast): Document that it
1603         enables Fortran's -fno-protect-parens.
1604
1605 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1606
1607         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
1608
1609 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1610
1611         * stor-layout.c (variable_size): Do not issue errors.
1612
1613 2011-05-04  Richard Guenther  <rguenther@suse.de>
1614
1615         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
1616         for array-ref indices.
1617         (tree_coverage_counter_addr): Likewise.
1618         (build_fn_info_type): Use size_int for index types.
1619         (build_gcov_info): Likewise.
1620
1621 2011-05-04  Richard Guenther  <rguenther@suse.de>
1622
1623         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
1624         to build_int_cst.
1625         * c-typeck.c (really_start_incremental_init): Use bitsize_int
1626         for constructor indices.
1627         (push_init_level): Likewise.
1628
1629 2011-05-04  Richard Guenther  <rguenther@suse.de>
1630
1631         * explow.c (promote_mode): Move variable declarations before code.
1632
1633 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
1634
1635         * tree.h (build_function_type_array): Declare.
1636         (build_varargs_function_type_array): Declare.
1637         (build_function_type_vec, build_varargs_function_type_vec): Define.
1638         * tree.c (build_function_type_array_1): New function.
1639         (build_function_type_array): New function.
1640         (build_varargs_function_type_array): New function.
1641
1642 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
1643
1644         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
1645         before setting STMT_VINFO_TYPE.
1646
1647 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1648
1649         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
1650         instead of spu_pass_by_reference.
1651
1652 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1653
1654         * calls.c (emit_library_call_value_1): Invoke
1655         promote_function_mode hook on libcall arguments.
1656         * explow.c (promote_function_mode, promote_mode): Handle TYPE
1657         argument being NULL.
1658         * targhooks.c (default_promote_function_mode): Lisewise.
1659         * config/s390/s390.c (s390_promote_function_mode): Likewise.
1660         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
1661
1662         * doc/tm.texi: Document that TYPE argument might be NULL.
1663
1664 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1665
1666         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
1667
1668 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1669
1670         From Bernd Schmidt
1671         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
1672
1673 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1674
1675         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
1676         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
1677         Move ...
1678         * mips-tfile.c: ... here.
1679         Don't include coretypes.h, tm.h, filenames.h.
1680         (saber_stop): Remove definition and all calls.
1681         [__SABER__]: Remove.
1682         (__LINE__): Remove default.
1683         (Size_t, Ptrdiff_t): Remove definitions.
1684         Replace by size_t, ptrdiff_t.
1685         [!MIPS_DEBUGGING_INFO]: Remove.
1686         (SHASH_SIZE, THASH_SIZE): Remove defaults.
1687         (progname): Add const.
1688         (STATIC): Remove.
1689         Replace all uses by static.
1690         (ALIGN_SYMTABLE_OFFSET): Remove default.
1691         * mips-tdump.c: Don't include coretypes.h, tm.h.
1692         Remove !MIPS_IS_STAB guard.
1693         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
1694         $(TM_H), filenames.h dependencies.
1695         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
1696
1697 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1698
1699         From Jie Zhang
1700         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
1701         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1702
1703 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1704
1705         From Bernd Schmidt
1706         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
1707         account and save/restore RETS.
1708         (PROFILE_BEFORE_PROLOGUE): Define.
1709         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
1710         the push insn to use predecrement.
1711
1712 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1713
1714         From Jie Zhang
1715         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
1716
1717 2011-05-04  Nick Clifton  <nickc@redhat.com>
1718
1719         * config/mn10300/mn10300.c: Include cfgloop.h.
1720         (DUMP): New macro.
1721         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
1722         Lcc or a FLcc insn into the instruction stream.
1723         (mn10300_block_contains_call): New function.  Returns true if the
1724         given basic block contains a CALL insn.
1725         (mn10300_loop_contains_call_insn): New function.  Returns true if
1726         the given loop contains a CALL insn.
1727         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
1728         to use the SETLB and Lcc or FLcc insns.
1729         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
1730         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
1731         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
1732         disable the SETLB optimization.
1733         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
1734         __SETLB__ or __NO_SETLB__.
1735         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
1736         (movsf_internal): Handle MDR register.
1737         (cmpsi): Make visible.
1738         (setlb): New pattern.
1739         (Lcc): New pattern.
1740         (FLcc): New pattern.
1741
1742 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1743
1744         PR target/48860
1745         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
1746         for reg<->xmm moves.
1747         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
1748         (vec_concatv2di_rex64_sse): Ditto.
1749         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
1750         (*vec_extractv2di_1_rex64): Ditto.
1751
1752         Revert:
1753         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1754
1755         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1756         reg<->xmm moves.
1757         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
1758
1759 2011-05-04  Richard Guenther  <rguenther@suse.de>
1760
1761         * tree.h (int_const_binop): Remove notrunc argument.
1762         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
1763         create integer constants that are properly truncated.
1764         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
1765         (const_binop): Remove zero notrunc argument to int_const_binop.
1766         (size_binop_loc): Likewise.
1767         (fold_div_compare): Likewise.
1768         (maybe_canonicalize_comparison_1): Likewise.
1769         (fold_comparison): Likewise.
1770         (fold_binary_loc): Likewise.
1771         (multiple_of_p): Likewise.
1772         * expr.c (store_constructor): Likewise.
1773         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1774         (maybe_fold_stmt_addition): Likewise.
1775         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1776         * stor-layout.c (layout_type): Likewise.
1777         * tree-data-ref.c (tree_fold_divides_p): Likewise.
1778         * tree-sra.c (build_ref_for_offset): Likewise.
1779         (build_user_friendly_ref_for_offset): Likewise.
1780         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
1781         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1782         * tree-ssa-loop-niter.c (inverse): Likewise.
1783         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1784         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
1785         * tree-switch-conversion.c (check_range): Likewise.
1786         (build_constructors): Likewise.
1787         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1788         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
1789         (extract_range_from_assert): Likewise.
1790         (vrp_int_const_binop): Likewise.
1791         (extract_range_from_binary_expr): Likewise.
1792         (extract_range_from_unary_expr): Likewise.
1793         (check_array_ref): Likewise.
1794         (find_case_label_range): Likewise.
1795         (simplify_div_or_mod_using_ranges): Likewise.
1796         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
1797         comparing case labels for merging.
1798
1799 2011-05-03  Mark Wielaard  <mjw@redhat.com>
1800
1801         * dwarf2out.c (debug_str_hash_forced): Removed.
1802         (gen_label_for_indirect_string): Removed.
1803         (get_debug_string_label): Removed.
1804         (AT_string_form): Generate label directly.
1805         (output_indirect_string): Test indirect_string_node for
1806         DW_FORM_strp instead of checking label and refcount.
1807         (prune_indirect_string): Removed.
1808         (prune_unused_types): Don't check debug_str_hash_forced or
1809         call prune_indirect_string.
1810
1811 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1812
1813         PR other/48093
1814         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
1815
1816 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1817
1818         PR debug/47994
1819         PR debug/47919
1820         * combine.c (try_combine): Skip debug insns at m_split tests.
1821
1822 2011-04-26  Mark Wielaard  <mjw@redhat.com>
1823
1824         PR42288
1825         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
1826         when info_section_emitted.
1827
1828 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
1829
1830         * config/mips/mips-opts.h: New.
1831         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
1832         to mips-opts.h.
1833         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
1834         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
1835         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
1836         via opts pointer.
1837         * config/mips/mips.h (enum mips_code_readable_setting): Move to
1838         mips-opts.h.
1839         (mips_abi, mips_code_readable): Don't declare.
1840         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
1841         (mabi=): Use Enum and Var.
1842         (mips_abi): New Enum and EnumValue entries.
1843         (mcode-readable=): Use Enum and Var.
1844         (mips_code_readable_setting): New Enum and EnumValue entries.
1845         (mr10k-cache-barrier=): Use Enum and Var.
1846         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
1847
1848 2011-05-03  Jan Hubicka  <jh@suse.cz>
1849
1850         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
1851         replace hash by pointer map.
1852         (cgraph_node_set_element_def, cgraph_node_set_element,
1853         const_cgraph_node_set_element, varpool_node_set_element_def,
1854         varpool_node_set_element, const_varpool_node_set_element): Remove.
1855         (free_cgraph_node_set, free_varpool_node_set): New function.
1856         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
1857         * tree-emutls.c: Free varpool node set.
1858         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
1859         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1860         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
1861         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1862         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
1863         Move here from ipa.c; implement using pointer_map
1864         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
1865         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1866         debug_cgraph_node_set, varpool_node_set_new,
1867         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1868         dump_varpool_node_set, debug_varpool_node_set):
1869         Move to ipa-uitls.c.
1870         * passes.c (ipa_write_summaries): Update.
1871
1872 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1873
1874         From Mike Frysinger:
1875         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
1876         bf542/bf544/bf547/bf548/bf549.
1877
1878 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1879
1880         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
1881
1882 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1883
1884         From Bernd Schmidt:
1885         * config/bfin/bfin.md (MOVCC): New mode_macro.
1886         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
1887         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
1888         comments from generated assembly.
1889
1890 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1891
1892         From Bernd Schmidt
1893         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
1894         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
1895         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
1896         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
1897         * config/bfin/lib1funcs.asm (___muldi3): New function.
1898
1899 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1900
1901         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
1902         build_function_type_list instead of build_function_type.
1903         Rearrange initialization of `args' to do so.
1904
1905 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1906
1907         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
1908         instead of build_function_type.
1909
1910 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1911
1912         * config/rs6000/rs6000.c (spe_init_builtins): Call
1913         build_function_type_list instead of build_function_type.
1914         (paired_init_builtins, altivec_init_builtins): Likewise.
1915         (builtin_function_type): Likewise.
1916
1917 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1918
1919         * config/sh/sh.c (sh_media_init_builtins): Call
1920         build_function_type_list instead of build_function_type.
1921
1922 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1923
1924         * config/sparc/sparc.c (sparc_file_end): Call
1925         build_function_type_list instead of build_function_type.
1926
1927 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1928
1929         * config/alpha/alpha.c (alpha_init_builtins): Call
1930         build_function_type_list instead of build_function_type.
1931
1932 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1933
1934         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
1935         build_function_type_list instead of build_function_type.
1936
1937 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1938
1939         * config/iq2000/i2000.c (iq2000_init_builtins): Call
1940         build_function_type_list instead of build_function_type.
1941         Delete `endlink' variable.
1942
1943 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1944
1945         * config/avr/avr.c (avr_init_builtins): Call
1946         build_function_type_list instead of build_function_type.
1947
1948 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1949
1950         * config/picochip/picochip.c (picochip_init_builtins): Call
1951         build_function_type_list instead of build_function_type.
1952         Delete `endlink' variable.
1953
1954 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1955
1956         * config/bfin/bfin.c (bfin_init_builtins): Call
1957         build_function_type_list instead of build_function_type.
1958
1959 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1960
1961         From Bernd Schmidt
1962         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
1963         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
1964
1965 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1966
1967         From Jie Zhang:
1968         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
1969         libbffastfp overrides libgcc when -mfast-fp.
1970
1971 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1972
1973         Originally from Bernd Schmidt
1974         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
1975         * config/bfin/bfin.c (override_options): Test it and error if
1976         TARGET_FDPIC.
1977
1978 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1979
1980         Originally From Bernd Schmidt
1981         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
1982         FD-PIC.
1983
1984 2011-05-03  Jeff Law  <law@redhat.com>
1985
1986         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
1987         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
1988         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
1989         than accessing AUX field directly.  Free the AUX field before
1990         clearing it.
1991         (thread_block, thread_through_loop_header): Likewise.
1992         (thread_single_edge, mark_threaded_blocks): Likewise.
1993         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
1994         (register_jump_thread): Do not attempt to thread to a NULL edge.
1995
1996 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1997
1998         * function.c (init_function_start): Call decide_function_section.
1999         * varasm.c (decide_function_section): New function.
2000         (assemble_start_function): When not using
2001         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
2002         or first_function_block_is_cold.
2003         * rtl.h (decide_function_section): Declare.
2004
2005 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
2006             Jakub Jelinek  <jakub@redhat.com>
2007
2008         PR target/48774
2009         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2010         only succeed if req_mode is the same as set_mode.
2011
2012 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
2013
2014         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
2015         * genemit.c (gen_exp): Handle RETURN.
2016         * emit-rtl.c (verify_rtx_sharing): Likewise.
2017         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
2018         * rtl.c (copy_rtx): RETURN is shared.
2019         * rtl.h (enum global_rtl_index): Add GR_RETURN.
2020         (ret_rtx): New.
2021         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
2022         * config/s390/s390.c (s390_emit_epilogue): Likewise.
2023         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
2024         * config/cris/cris.c (cris_expand_return): Likewise.
2025         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
2026         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
2027         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
2028         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
2029         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
2030         Likewise.
2031         * config/v850/v850.c (expand_epilogue): Likewise.
2032         * config/bfin/bfin.c (bfin_expand_call): Likewise.
2033         * config/arm/arm.md (epilogue): Likewise.
2034         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
2035         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
2036         variable to ret_reg.
2037
2038 2011-05-03  Richard Guenther  <rguenther@suse.de>
2039
2040         PR lto/48846
2041         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2042         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2043         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2044
2045 2011-05-03  Richard Guenther  <rguenther@suse.de>
2046
2047         * c-decl.c (grokdeclarator): Instead of looking at
2048         TREE_OVERFLOW check if the constant fits in the index type.
2049
2050 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
2051
2052         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
2053         (vec_store_lanes<mode><mode>): Likewise.
2054
2055 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
2056
2057         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
2058         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
2059         convert_optab_index values.
2060         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
2061         * genopinit.c (optabs): Initialize the new optabs.
2062         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
2063         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
2064         (expand_STORE_LANES): New functions.
2065         * tree.h (build_array_type_nelts): Declare.
2066         * tree.c (build_array_type_nelts): New function.
2067         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
2068         (vect_model_load_cost): Likewise.
2069         (vect_store_lanes_supported, vect_load_lanes_supported)
2070         (vect_record_strided_load_vectors): Declare.
2071         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
2072         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
2073         (vect_transform_strided_load): Split out statement recording into...
2074         (vect_record_strided_load_vectors): ...this new function.
2075         * tree-vect-stmts.c (create_vector_array, read_vector_array)
2076         (write_vector_array, create_array_ref): New functions.
2077         (vect_model_store_cost): Add store_lanes_p argument.
2078         (vect_model_load_cost): Add load_lanes_p argument.
2079         (vectorizable_store): Try to use store-lanes functions for
2080         interleaved stores.
2081         (vectorizable_load): Likewise load-lanes and loads.
2082         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
2083         to vect_model_store_cost.
2084         (vect_build_slp_tree): Likewise vect_model_load_cost.
2085
2086 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
2087
2088         * hooks.h (hook_bool_mode_uhwi_false): Declare.
2089         * hooks.c (hook_bool_mode_uhwi_false): New function.
2090         * target.def (array_mode_supported_p): New hook.
2091         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
2092         * doc/tm.texi: Regenerate.
2093         * stor-layout.c (mode_for_array): New function.
2094         (layout_type): Use it.
2095         * config/arm/arm.c (arm_array_mode_supported_p): New function.
2096         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
2097
2098 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
2099
2100         PR target/48723
2101         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2102         for -fstack-check if the size to allocate is negative.
2103
2104 2011-05-02  Lawrence Crowl  <crowl@google.com>
2105
2106         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
2107         (timevar_cond_start): New for starting a timer only when it is not
2108         already running.
2109         (timevar_cond_stop): New for stopping a timer when it was not already
2110         running.
2111
2112         * timevar.c (timevar_stop): Enable start/stop timers to start again.
2113         (timevar_cond_start): New as above.
2114         (timevar_cond_stop): New as above.
2115
2116         * timevar.def: Add start/stop timers for compiler phases,
2117         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
2118         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
2119         and TV_PHASE_FINALIZE.
2120         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
2121         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
2122         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
2123         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
2124         Make unused TV_OVERLOAD into a start/stop timer.
2125
2126         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
2127         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
2128         to indicate that they are start/stop timers.
2129
2130         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
2131         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
2132         Move initialization to do_compile.
2133         (do_compile): Add initialization from above.
2134         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
2135
2136         * c-decl.c (c_write_global_declarations): Add start/stop of
2137         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
2138
2139         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
2140         or TV_PARSE_INLINE, as appropriate.
2141         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
2142         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
2143
2144 2011-05-02  Jason Merrill  <jason@redhat.com>
2145
2146         PR c++/40975
2147         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
2148
2149 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
2150
2151         PR c/35445
2152         * c-decl.c (finish_decl): Only create a composite if the types are
2153         compatible.
2154
2155 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
2156
2157         * config/fr30/fr30-protos.h (Mmode): Don't define.
2158         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
2159         definition where used.
2160         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
2161         define.  Expand definitions where used.
2162         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
2163         Expand definitions where used.
2164         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
2165         rx_function_arg, rx_function_arg_advance,
2166         rx_function_arg_boundary): Expand definitions of those macros.
2167         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
2168         definition where used.
2169
2170 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2171
2172         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
2173         reg<->xmm moves.
2174         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
2175         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
2176         with *movv2sf_internal_rex64_avx.
2177         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
2178         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
2179         Use %v prefix in insn mnemonic to handle TARGET_AVX.
2180         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
2181         "vex" in "prefix" attribute calculation.
2182         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
2183
2184 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
2185
2186         PR target/47951
2187         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
2188         inputs match the output.
2189
2190 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
2191
2192         PR target/47955
2193         * config/m68k/m68k.c (m68k_expand_prologue): Set
2194         current_function_static_stack_size.
2195
2196 2011-05-02   Jan Hubicka  <jh@suse.cz>
2197
2198         * lto-streamer.c (lto_streamer_cache_insert_1,
2199         lto_streamer_cache_lookup, lto_streamer_cache_create,
2200         lto_streamer_cache_delete): Use pointer map instead of hashtable.
2201         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
2202
2203 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
2204
2205         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
2206         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
2207         config/m68k/t-opts: New files.
2208         * config/m68k/m68k-tables.opt: New file (generated).
2209         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
2210         extra_options and m68k/t-opts to tmake_file.
2211         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
2212         (all_isas): Initialize using m68k-isas.def.
2213         (all_microarchs): Initialize using m68k-microarchs.def.
2214         (m68k_find_selection): Remove.
2215         (m68k_handle_option): Don't assert that global structures are in
2216         use.  Use error_at.  Access variables via opts pointer.  Don't
2217         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
2218         directly for -m68020-40 and -m68020-60.
2219         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
2220         m68k_tune_entry here.
2221         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
2222         to m68k-opts.h.
2223         (m68k_library_id_string): Remove declaration.
2224         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
2225         (m68k_library_id_string): New Variable.
2226         (march=, mcpu=, mtune=): Use Enum and Var.
2227
2228 2011-05-02  Richard Guenther  <rguenther@suse.de>
2229
2230         * varasm.c (output_constructor_regular_field): Compute zero-based
2231         index with double-ints.  Make sure to ICE instead of producing
2232         wrong code.
2233         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
2234         in asserts.  Properly use a signed type.
2235
2236 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2237
2238         * config/i386/sse.md (V): New mode iterator.
2239         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
2240         TARGET_SSE2.
2241         (V_256): Rename from AVX256MODE.
2242         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
2243         condition to all users.
2244         (VF1): Ditto.
2245         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
2246         condition to all users.
2247         (VF_128): Make V4SF mode unconditional.
2248         (VF_256): Rename from AVX256MODEF2P.
2249         (VI4F_128): Rename from SSEMODE4S.
2250         (VI8F_128): Rename from SSEMODE2D.
2251         (VI4F_256): Rename from AVX256MODE8P.
2252         (VI8F_256): Rename from AVX256MODE4P.
2253         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
2254         (ssescalarmodesuffix): Remove SF and DF modes.
2255         (SSEMODE124): Remove.
2256         (SSEMODE1248): Ditto.
2257         (SSEMODEF2P): Ditto.
2258         (AVXMODEF2P): Ditto.
2259         (AVXMODEFDP): Ditto.
2260         (AVXMODEFSP): Ditto.
2261         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
2262         unconditional.
2263         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
2264         unconditional.
2265         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
2266         xop_pcmov_<mode>256.  Use V mode iterator.
2267
2268         Adjust RTX patterns globally for renamed mode attributes.
2269
2270 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2271
2272         * haifa-sched.c (sched_emit_insn): Emit insn before first
2273         non-scheduled insn.  Inform back-end about new insn.  Add
2274         new insn to scheduled_insns list.
2275
2276 2011-05-02  Richard Guenther  <rguenther@suse.de>
2277
2278         PR tree-optimization/48822
2279         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
2280         (process_scc): Indicate which iteration we start.
2281
2282 2011-05-02  Jan Hubicka  <jh@suse.cz>
2283
2284         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
2285         (lto_section_overrun): New.
2286         * lto-section-out.c (append_block): Rename to ...
2287         (lto_append_block): ... this one; export.
2288         (lto_output_1_stream): Move lto lto-streamer.h
2289         (lto_output_data_stream): Update.
2290         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
2291         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
2292         functions.
2293
2294 2011-05-02  Richard Guenther  <rguenther@suse.de>
2295
2296         * tree.c (tree_code_counts): New global array.
2297         (record_node_allocation_statistics): Count individual tree codes.
2298         (dump_tree_statistics): Dump individual code stats.
2299
2300 2011-05-01  Jan Hubicka  <jh@suse.cz>
2301
2302         * ipa-inline.c (caller_growth_limits): Fix thinko when
2303         looking for largest stack frame.
2304         * ipa-inline.h (dump_inline_summary): Declare.
2305         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
2306         on stack usage.
2307         (dump_inline_summary): Export.
2308         (debug_inline_summary): Declare as DEBUG_FUNCTION.
2309
2310 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
2311
2312         * reginfo.c (memory_move_cost): Change rclass argument type form
2313         'enum reg_class' to reg_class_t.
2314         * reload.h (memory_move_cost): Update prototype.
2315         * postreload.c reload_cse_simplify_set): Change type dclass var to
2316         reg_class_t.
2317         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
2318         Update prototype.
2319         (ira_allocate_and_set_costs): Change aclass argument type form
2320         'enum reg_class' to reg_class_t.
2321         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
2322         Change aclass argument type to reg_class_t.
2323         (update_conflict_hard_reg_costs): Change type aclass and pref vars
2324         to reg_class_t.
2325         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
2326         memory_move_cost call.
2327
2328         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
2329         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
2330         Change type tmp var to reg_class_t.
2331
2332 2011-04-30  Jan Hubicka  <jh@suse.cz>
2333
2334         * ipa-inline.c (can_inline_edge_p): Disregard limits when
2335         inlining into function with flatten attribute.
2336         (want_inline_small_function_p): Be more realistic about inlining
2337         cold calls where callee size grows.
2338
2339 2011-04-30  Jan Hubicka  <jh@suse.cz>
2340
2341         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
2342         flags.
2343
2344 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
2345
2346         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
2347         PRINT_OPERAND_PUNCT_VALID_P): Remove.
2348         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
2349         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
2350         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2351         (print_operand): Rename to...
2352         (sparc_print_operand): ...this. Make static. Adjust
2353         sparc_print_operand function call.
2354         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
2355         functions.
2356
2357 2011-04-30  Jan Hubicka  <jh@suse.cz>
2358
2359         PR middle-end/48752
2360         * ipa-inline.c (early_inliner): Disable when doing late
2361         addition of function.
2362
2363 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
2364
2365         * dwarf2out.c (get_address_mode): New inline.
2366         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
2367         if not dwarf_strict emit
2368         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
2369         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
2370         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
2371         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
2372         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
2373         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
2374         mem_loc_descriptor callers.
2375         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
2376         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
2377         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
2378         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
2379         (base_types): New variable.
2380         (get_base_type_offset, calc_base_type_die_sizes,
2381         base_type_for_mode, mark_base_types, base_type_cmp,
2382         move_marked_base_types): New functions.
2383         (calc_die_sizes): Assert that die_offset is 0 or equal to
2384         next_die_offset.
2385         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
2386         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
2387         callers.  If not dwarf_strict, call mem_loc_descriptor even for
2388         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
2389         (gen_subprogram_die): Don't give up on call site parameters
2390         with non-integral or large integral modes.  Adjust
2391         mem_loc_descriptor callers.
2392         (prune_unused_types): Call prune_unused_types_mark on base_types
2393         vector entries.
2394         (resolve_addr): Call mark_base_types.
2395         (dwarf2out_finish): Call move_marked_base_types.
2396
2397         PR tree-optimization/48809
2398         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2399         type.
2400         (gen_inbound_check): Don't compute index_expr - range_min in utype
2401         again, instead reuse SSA_NAME initialized in build_arrays.
2402         Remove two useless gsi_for_stmt calls.
2403
2404 2011-04-29  Jeff Law  <law@redhat.com>
2405
2406         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
2407
2408 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2409
2410         * cgraph.h (cgraph_postorder): Remove declaration.
2411         * ipa-utils.h (ipa_free_postorder_info): Declare.
2412         (ipa_reverse_postorder): Likewise.
2413         * cgraphunit.c: Include ipa-utils.h.
2414         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
2415         * ipa-inline.c: Include ipa-utils.h.
2416         (ipa_inline): Update call to ipa_reverse_postorder.
2417         * ipa-pure-const.c (propagate_pure_const): Update call to
2418         ipa_reduced_postorder and ipa_print_order.  Call
2419         ipa_free_postorder_info to clean up.
2420         (propagate_nothrow): Likewise.
2421         * ipa-reference.c (propagate): Removed a useless call to
2422         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
2423         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
2424         * ipa.c: Include ipa-utils.h.
2425         (ipa_profile): Update call to ipa_reverse_postorder.
2426         (cgraph_postorder): Moved to...
2427         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
2428         (ipa_utils_print_order): Renamed to ipa_print_order.
2429         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
2430         comments.
2431         (ipa_free_postorder_info): New function.
2432         * passes.c: Include ipa-utils.h.
2433         (do_per_function_toporder): Update call to ipa_reverse_postorder.
2434         (ipa_write_summaries): Likewise.
2435         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
2436         (cgraphunit.o): Likewise.
2437         (ipa.o): Likewise.
2438         (ipa-inline.o): Likewise.
2439
2440 2011-04-29  Jan Hubicka  <jh@suse.cz>
2441
2442         * gcc.dg/tree-ssa/inline-10.c: New testcase.
2443         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
2444         * ipa-inline.h (clause_t): Turn into unsigned int.
2445         * ipa-inline-analysis.c (add_clause): Do more simplification.
2446         (and_predicates): Shortcut more cases.
2447         (predicates_equal_p): Move forward; check that clauses are properly
2448         ordered.
2449         (or_predicates): Shortcut more cases.
2450         (edge_execution_predicate): Rewrite as...
2451         (set_cond_stmt_execution_predicate): ... this function; handle
2452         __builtin_constant_p.
2453         (set_switch_stmt_execution_predicate): New .
2454         (compute_bb_predicates): New.
2455         (will_be_nonconstant_predicate): Update TODO.
2456         (estimate_function_body_sizes): Use compute_bb_predicates
2457         and free them later, always try to estimate if stmt is constant.
2458         (estimate_time_after_inlining, estimate_size_after_inlining):
2459         Gracefully handle optimized out edges.
2460         (read_predicate): Fix off by one error.
2461
2462 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
2463
2464         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
2465
2466 2011-04-27  Xinliang David Li  <davidxl@google.com>
2467
2468         * tree-profile.c (init_ic_make_global_vars): Set
2469         tls attribute on ic vars.
2470         * coverage.c (coverage_end_function): Initialize
2471         function_list with zero.
2472
2473 2011-04-29  Richard Guenther  <rguenther@suse.de>
2474
2475         * builtins.c (fold_builtin_classify_type): Use integer_type_node
2476         for the type of the result.
2477         (fold_builtin_isascii): Likewise.
2478         (fold_builtin_toascii): Use integer_type_node where appropriate.
2479         (fold_builtin_logb): Likewise.
2480         (fold_builtin_frexp): Likewise.
2481         (fold_builtin_strstr): Likewise.
2482         (fold_builtin_strpbrk): Likewise.
2483         (fold_builtin_fputs): Likewise.
2484         (fold_builtin_sprintf): Likewise.
2485         (fold_builtin_snprintf): Likewise.
2486         (fold_builtin_printf): Likewise.
2487         (do_mpfr_remquo): Use a proper type for the assigned constant.
2488         (do_mpfr_lgamma_r): Likewise.
2489         * dwarf2out.c (resolve_one_addr): Use size_int.
2490         * except.c (init_eh): Likewise.
2491         (assign_filter_values): Use integer_type_node for filter values.
2492         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
2493         indices.
2494         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
2495         for EH region numbers.
2496         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
2497         for the shift amount.
2498
2499 2011-04-29  Richard Guenther  <rguenther@suse.de>
2500
2501         * expr.h (expand_shift): Rename to ...
2502         (expand_variable_shift): ... this.
2503         (expand_shift): Take a constant shift amount.
2504         * expmed.c (expand_shift): Rename to ...
2505         (expand_variable_shift): ... this.
2506         (expand_shift): New wrapper around expand_variable_shift.
2507         * expr.c (convert_move, emit_group_load_1, emit_group_store,
2508         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
2509         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
2510         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
2511         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
2512         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
2513         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
2514         emit_store_flag_1, emit_store_flag): Likewise.
2515         * builtins.c (expand_builtin_signbit): Likewise.
2516         * calls.c (load_register_parameters): Likewise.
2517         * function.c (assign_parm_setup_block): Likewise.
2518         * lower-subreg.c (resolve_shift_zext): Likewise.
2519         * optabs.c (widen_bswap, expand_abs_nojump,
2520         expand_one_cmpl_abs_nojump, expand_float): Likewise.
2521         * spu/spu.c (spu_expand_extv): Likewise.
2522         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
2523
2524 2011-04-29  Richard Guenther  <rguenther@suse.de>
2525
2526         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
2527         for the remapped region number.
2528         * predict.c (build_predict_expr): Use integer_type_node for the
2529         predict kind.
2530         * fold-const.c (fold_binary_loc): Use integer_type_node for
2531         the shift amount.  Use a proper type for the PLUS_EXPR operand.
2532
2533 2011-04-29  Michael Matz  <matz@suse.de>
2534
2535         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
2536         other trees that just builtins.
2537         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
2538
2539 2011-04-29  Richard Guenther  <rguenther@suse.de>
2540
2541         * tree-nested.c (get_trampoline_type): Use size_int.
2542         (get_nl_goto_field): Likewise.
2543         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
2544         for all indexes.
2545         (lower_eh_constructs_2): Likewise.
2546         (lower_resx): Likewise.
2547         (lower_eh_dispatch): Likewise.
2548         * tree-mudflap.c (mf_build_string): Use size_int.
2549         (mudflap_register_call): Use integer_type_node for the flag.
2550         (mudflap_enqueue_constant): Use size_int.
2551         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
2552         instead of rebuilding it.
2553
2554 2011-04-29  Richard Guenther  <rguenther@suse.de>
2555
2556         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
2557         Handle OBJ_TYPE_REF.
2558         (find_func_aliases_for_call): Use it more consistently.
2559
2560 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
2561
2562         * haifa-sched.c (last_nondebug_scheduled_insn): New.
2563         (rank_for_schedule): Use it.
2564         (schedule_block): Set it.
2565
2566 2011-04-28  David Li  <davidxl@google.com>
2567
2568         * tree.c (crc32_string): Use crc32_byte.
2569         (crc32_byte): New function.
2570         * tree.h (crc32_byte): New function.
2571         * gcov.c (read_graph_file): Handle new cfg_cksum.
2572         (read_count_file): Ditto.
2573         * profile.c (instrument_values): Ditto.
2574         (get_exec_counts): Ditto.
2575         (read_profile_edge_counts): Ditto.
2576         (compute_branch_probabilities): Ditto.
2577         (compute_value_histograms): Ditto.
2578         (branch_prob): Ditto.
2579         (end_branch_prob): Ditto.
2580         * coverage.c (read_counts_file): Ditto.
2581         (get_coverage_counts): Ditto.
2582         (tree_coverage_counter_addr): Ditto.
2583         (coverage_checksum_string): Ditto.
2584         (coverage_begin_output): Ditto.
2585         (coverage_end_function): Ditto.
2586         (build_fn_info_type): Ditto.
2587         (build_fn_info_value): Ditto.
2588         * libgcov.c (gcov_exit): Ditto.
2589         * gcov-dump.c (tag_function): Ditto.
2590         (compute_checksum): Remove.
2591
2592 2011-04-29  Alan Modra  <amodra@gmail.com>
2593
2594         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2595         unspec plus offset.  Tidy macho code.
2596
2597 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2598
2599         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
2600         node instead of a decl.  Update all callers.
2601         * cgraph.h: Update declaration.
2602
2603 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
2604
2605         PR tree-optimization/48765
2606         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
2607         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
2608         to indicate if loop aware SLP is being used.  Scan the statements
2609         and update the vectorization factor according to the type of
2610         vectorization before statement analysis.
2611         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
2612         pass it to vect_analyze_loop_operations.
2613         (vectorizable_reduction): Set number of copies to 1 in case of pure
2614         SLP statement.
2615         * tree-vect-stmts.c (vectorizable_conversion,
2616         vectorizable_assignment, vectorizable_shift,
2617         vectorizable_operation, vectorizable_type_demotion,
2618         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
2619         Likewise.
2620         (vectorizable_condition): Move the check that it is not SLP
2621         vectorization before the number of copies check.
2622         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
2623         to vectorize the loop using SLP.
2624
2625 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
2626
2627         PR middle-end/48597
2628         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2629         inline asm.
2630
2631 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
2632
2633         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
2634         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
2635         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2636         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2637         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
2638         linux*.h headers.
2639         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
2640         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2641         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2642         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2643         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2644         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
2645         REG_NAME.
2646         * config/i386/linux.h (REG_NAME): Don't define.
2647         * config/i386/linux64.h (REG_NAME): Don't define.
2648         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
2649         Undefine before defining.
2650
2651 2011-04-28  Jan Hubicka  <jh@suse.cz>
2652
2653         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
2654         nonconstant_names array.
2655         (estimate_function_body_sizes): Build nonconstant_names array; handle
2656         BUILT_IN_CONSTANT_P.
2657
2658 2011-04-28  Richard Guenther  <rguenther@suse.de>
2659
2660         PR bootstrap/48804
2661         Revert
2662         2011-04-28  Richard Guenther  <rguenther@suse.de>
2663
2664         * tree-ssa-structalias.c (solve_constraints): Build succ graph
2665         as late as possible.
2666
2667 2011-04-28  Richard Guenther  <rguenther@suse.de>
2668
2669         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
2670         (debug_constraint): Do it here.
2671         (dump_constraints): And here.
2672         (rewrite_constraints): And here.
2673         (dump_constraint_edge): Remove.
2674         (dump_constraint_graph): Rewrite to produce DOT output.
2675         (solve_constraints): Build succ graph as late as possible.
2676         Dump constraint graphs before and after solving.
2677
2678 2011-04-28  Richard Guenther  <rguenther@suse.de>
2679
2680         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2681         New function split out from ...
2682         (find_func_aliases): ... here.  Call it.
2683         (find_func_aliases_for_call): Likewise.
2684
2685 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2686
2687         * internal-fn.h (internal_fn_name_array): Declare.
2688         (internal_fn_flags_array): Likewise.
2689
2690 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2691
2692         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
2693         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
2694         Move from sse.md.
2695         (ssemodefsuffix): Remove.
2696         (ssevecmodesuffix): New mode attribute.
2697         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
2698         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2699         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2700         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2701         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
2702         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
2703         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
2704         ssemodesuffix mode attribute.
2705         (float splitters): Use ssevecmodesuffix mode attribute.
2706         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
2707         (sseinsmode): Rename from avxvecmode.
2708         (avxsizesuffix): Rename from avxmodesuffix.
2709         (sseintvecmode): Rename from avxpermvecmode.
2710         (ssedoublevecmode): Rename from ssedoublesizemode.
2711         (ssehalfvecmode): Rename from avxhalfvecmode.
2712         (ssescalarmode): Rename from avxscalarmode.
2713         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
2714         templates for ssemodesuffix mode attribute.
2715         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
2716         mode attribute.
2717
2718         Adjust RTX patterns globally for renamed mode attributes.
2719
2720 2011-04-27  Jan Hubcika  <jh@suse.cz>
2721
2722         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
2723         * ipa-inline-analysis.c: Include alloc-pool.h.
2724         (edge_predicate_pool): New.
2725         (trye_predicate_p): New function
2726         (false_predicate_p): New function.
2727         (add_clause): Sanity check that false clauses are "optimized";
2728         never add clauses to predicate that is already known to be false.
2729         (and_predicate): Use flase_predicate_p.
2730         (evaulate_predicate): Rename to ...
2731         (evaluate_predicate): ... this one; update all callers; assert
2732         that false is not listed among possible truths.
2733         (dump_predicate): Use true_predicate_p.
2734         (account_size_time): Use false_predicate_p.
2735         (evaulate_conditions_for_edge): Rename to ...
2736         (evaluate_conditions_for_edge) ... this one.
2737         (edge_set_predicate): New function.
2738         (inline_edge_duplication_hook): Duplicate edge predicates.
2739         (inline_edge_removal_hook): Free edge predicates.
2740         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
2741         (dump_inline_summary): Update.
2742         (estimate_function_body_sizes): Set edge predicates.
2743         (estimate_calls_size_and_time): Handle predicates.
2744         (estimate_callee_size_and_time): Update.
2745         (remap_predicate): Add toplev_predicate; update comment.
2746         (remap_edge_predicates): New function.
2747         (inline_merge_summary): Compute toplev predicate; update.
2748         (read_predicate): New function.
2749         (read_inline_edge_summary): Use it.
2750         (inline_read_section): Likewise.
2751         (write_predicate): New function.
2752         (write_inline_edge_summary): Use it.
2753         (inline_write_summary): Likewise.
2754         (inline_free_summary): Free alloc pool and edge summary vec.
2755
2756 2011-04-27  Richard Guenther  <rguenther@suse.de>
2757
2758         * tree-ssa-structalias.c (changed_count): Remove.
2759         (changed): Use a bitmap.
2760         (unify_nodes): Adjust.
2761         (do_sd_constraint): Likewise.
2762         (do_ds_constraint): Likewise.
2763         (do_complex_constraint): Likewise.
2764         (solve_graph): Likewise.
2765
2766 2011-04-27  Jan Hubicka  <jh@suse.cz>
2767
2768         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
2769
2770 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2771
2772         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
2773         (avx_vperm2f128_*_operand): Ditto.
2774         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
2775         Use avx_vpermilp_parallel in insn condition.
2776         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
2777         Use avx_vperm2f128_parallel in insn condition.
2778
2779 2011-04-27  Richard Guenther  <rguenther@suse.de>
2780
2781         * Makefile.in (tree-ssa-structalias.o): Remove
2782         gt-tree-ssa-structalias.h dependency.
2783         (GTFILES): Remove tree-ssa-structalias.c.
2784         * tree.c (allocate_decl_uid): New function.
2785         (make_node_stat): Use it.
2786         (copy_node_stat): Likewise.
2787         * tree.h (allocate_decl_uid): Declare.
2788         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
2789         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
2790         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
2791         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
2792         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
2793         (struct heapvar_map): Likewise.
2794         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
2795         heapvar_insert): Likewise.
2796         (make_heapvar_for): Rename to ...
2797         (make_heapvar): ... this.  Simplify.
2798         (fake_var_decl_obstack): New global var.
2799         (build_fake_var_decl): New function.
2800         (make_constraint_from_heapvar): Adjust.
2801         (handle_lhs_call): Likewise.
2802         (create_function_info_for): Likewise.
2803         (intra_create_variable_infos): Likewise.
2804         (init_alias_vars): Allocate fake_var_decl_obstack.
2805         (init_alias_heapvars, delete_alias_heapvars): Remove.
2806         (compute_points_to_sets): Do not call init_alias_heapvars.
2807         (ipa_pta_execute): Likewise.
2808         (delete_points_to_sets): Free fake_var_decl_obstack.
2809
2810 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2811
2812         * config/spu/divmovti4.c (union qword_UTItype): New data type.
2813         (si_from_UTItype, si_to_UTItype): New functions.
2814         (__udivmodti4): Use them to implement type-punning.
2815         * config/spu/multi3.c (union qword_TItype): New data type.
2816         (si_from_TItype, si_to_TItype): New functions.
2817         (__multi3): Use them to implement type-punning.
2818
2819 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2820
2821         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
2822
2823 2011-04-27  Jan Hubicka  <jh@suse.cz>
2824
2825         * ipa-prop.c (function_insertion_hook_holder): New holder.
2826         (ipa_add_new_function): New function.
2827         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
2828         Register/deregister holder.
2829
2830 2011-04-27  Richard Guenther  <rguenther@suse.de>
2831
2832         PR tree-optimization/48772
2833         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
2834
2835 2011-04-27  Richard Guenther  <rguenther@suse.de>
2836
2837         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
2838         TARGET_MEM_REF handling.
2839
2840 2011-04-27  Nick Clifton  <nickc@redhat.com>
2841
2842         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
2843         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
2844         (REG_CLASS_NAMES): Likewise.
2845         (REG_CLASS_CONTENTS): Likewise.
2846         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2847         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2848         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
2849         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
2850         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
2851         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
2852         duplicate register classes.
2853         (frv_class_likely_spilled_p): Likewise.
2854         (frv_register_move_cost): Likewise.
2855
2856         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
2857         end of the regno_reg_class array.
2858
2859 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
2860
2861         PR c/48742
2862         * c-typeck.c (build_binary_op): Don't wrap arguments if
2863         int_operands is true.
2864
2865 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
2866
2867         PR target/48767
2868         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
2869         targetm.calls.must_pass_in_stack for void type.
2870
2871 2011-04-26  Jan Hubicka  <jh@suse.cz>
2872
2873         * cgraphbuild.c (build_cgraph_edges): Update call
2874         of cgraph_create_edge and cgraph_create_indirect_edge.
2875         * cgraph.c (cgraph_create_edge_including_clones,
2876         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
2877         cgraph_update_edges_for_call_stmt_node): Do not take nest
2878         argument; do not initialize call_stmt_size/time.
2879         (dump_cgraph_node): Do not dump nest.
2880         (cgraph_clone_edge): Do not take loop_nest argument;
2881         do not propagate it; do not clone call_stmt_size/time.
2882         (cgraph_clone_node): Likewise.
2883         (cgraph_create_virtual_clone): Update.
2884         * cgraph.h (struct cgraph_edge): Remove
2885         call_stmt_size/call_stmt_time/loop_nest.
2886         (cgraph_create_edge, cgraph_create_indirect_edge,
2887         cgraph_create_edge_including_clones, cgraph_clone_node): Update
2888         prototype.
2889         * tree-emutls.c (gen_emutls_addr): Update.
2890         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
2891         loop_nest; handle indirect calls, too.
2892         (clone_inlined_nodes): Do not care about updating inline summaries.
2893         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
2894         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
2895         stream call_stmt_size/call_stmt_time/loop_nest.
2896         * ipa-inline.c (edge_badness): Update.
2897         (ipa_inline): dump summaries after inlining.
2898         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
2899         New.
2900         (inline_edge_summary): New function.
2901         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
2902         (inline_edge_removal_hook): Handle edge summaries.
2903         (inline_edge_duplication_hook): New hook.
2904         (inline_summary_alloc): Alloc hooks.
2905         (initialize_growth_caches): Do not register removal hooks.
2906         (free_growth_caches); Do not free removal hook.
2907         (dump_inline_edge_summary): New function.
2908         (dump_inline_summary): Use it.
2909         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
2910         (inline_update_callee_summaries): New function.
2911         (inline_merge_summary): Use it.
2912         (do_estimate_edge_time, do_estimate_edge_growth): Update.
2913         (read_inline_edge_summary): New function.
2914         (inline_read_section): Use it.
2915         (write_inline_edge_summary): New function.
2916         (inline_write_summary): Use it.
2917         (inline_free_summary): Free edge new holders.
2918         * tree-inline.c (copy_bb): Update.
2919
2920 2011-04-26  Jason Merrill  <jason@redhat.com>
2921
2922         * tree-eh.c (lower_try_finally_switch): Create the label along with
2923         the CASE_LABEL_EXPR.
2924
2925 2011-04-26  David S. Miller  <davem@davemloft.net>
2926             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2927
2928         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
2929         * configure: Regenerate.
2930
2931 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2932
2933         PR target/48258
2934         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
2935         reduction.
2936         (VEC_reduc): New code iterator and splitters for vector reduction.
2937         (VEC_reduc_name): Ditto.
2938         (VEC_reduc_rtx): Ditto.
2939         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
2940         (reduc_<VEC_reduc_name>_v4sf): Ditto.
2941
2942         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2943         support for extracting SF on VSX.
2944
2945         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
2946         generating xscvspdp.
2947         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
2948         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
2949         double add, minimum, maximum vector reduction.
2950         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
2951         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
2952         optimize double vector reduction.
2953         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
2954
2955 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
2956
2957         * config/fr30/fr30.h (inhibit_libc): Don't define.
2958         * config/m32r/m32r-protos.h: Correct comment.
2959         * config/v850/v850.h (GHS_default_section_names,
2960         GHS_current_section_names): Use tree, not union tree_node *.
2961
2962 2011-04-26  Xinliang David Li  <davidxl@google.com>
2963
2964         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
2965         * c-family/c-opts.c (c_common_handle_option): Set
2966         warn_maybe_uninitialized.
2967         * opts.c (common_handle_option): Ditto.
2968         * common.opt:  New option.
2969         * tree-ssa.c (warn_uninit): Add one more parameter.
2970         (warn_uninitialized_var): Pass warning code.
2971         * tree-flow.h: Interface change.
2972
2973
2974 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2975
2976         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
2977         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
2978         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
2979
2980 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2981
2982         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
2983         * config/mips/mips.opt (mmips-tfile): Remove.
2984
2985         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
2986         mips-tdump reference to ...
2987         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
2988         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
2989         reference by Tru64 UNIX.
2990
2991 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
2992
2993         PR debug/48768
2994         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2995         is error_mark_node, set value to NULL.
2996
2997         PR tree-optimization/48734
2998         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2999         if return value from maybe_fold_*_comparsions isn't something
3000         the code is prepared to handle.
3001
3002 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
3003
3004         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
3005         mode check.
3006         (ext_QIreg_nomode_operands): Remove.
3007         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
3008         (*andsi_1): Ditto.
3009         (*andhi_1): Ditto.
3010
3011 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
3012
3013         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
3014
3015 2011-04-26  Richard Guenther  <rguenther@suse.de>
3016
3017         * c-typeck.c (build_unary_op): Do not expand array-refs via
3018         pointer arithmetic.  Only adjust qualifiers for function types.
3019
3020 2011-04-26  Richard Guenther  <rguenther@suse.de>
3021
3022         PR middle-end/48694
3023         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
3024         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
3025         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
3026         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
3027
3028 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
3029
3030         * doc/extend.texi: Document __underlying_type.
3031
3032 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
3033
3034         * config/rs6000/titan.md (automata_option "progress"): Remove.
3035
3036 2011-04-25  Jeff Law  <law@redhat.com>
3037
3038         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
3039
3040 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
3041
3042         * system.h (ENUM_BITFIELD): Remove.
3043
3044 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
3045             Eric Botcazou  <ebotcazou@adacore.com>
3046
3047         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
3048         for STORE_FLAG_VALUE==-1 case.
3049
3050 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
3051
3052         PR target/43804
3053         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
3054         LEGITIMATE_PIC_OPERAND_P.
3055
3056 2011-04-24  Jan Hubicka  <jh@suse.cz>
3057
3058         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
3059         WPA hack.
3060         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
3061         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
3062         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
3063         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
3064         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
3065         Sanity check predicate length.
3066         (remap_predicate): Likewise; sanity check jump functions.
3067         (inline_read_section, inline_write_summary): Sanity check
3068         predicate length.
3069
3070 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
3071
3072         PR other/48748
3073         * doc/extend.texi (Type Traits): Document __is_standard_layout,
3074         __is_literal_type, and __is_trivial; update throughout about
3075         possibly cv-qualified void types.
3076
3077 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
3078
3079         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
3080         testsuite and make it version agnostic.
3081
3082 2011-04-22  Jan Hubicka  <jh@suse.cz>
3083
3084         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
3085
3086 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
3087
3088         PR c/48685
3089         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
3090         to VOID_TYPE even around MODIFY_EXPR.
3091
3092 2011-04-22  Mike Stump  <mikestump@comcast.net>
3093
3094         * gensupport.c (read_md_rtx): Fix typo in comment.
3095         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
3096         comment.
3097
3098 2011-04-22  Jan Hubicka  <jh@suse.cz>
3099
3100         * gengtype.c (open_base_files): Add ipa-inline.h include.
3101         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
3102         ipa-prop.c; update all uses.
3103         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
3104         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
3105         merge summary of inlined function into former caller.
3106         * ipa-inline.c (max_benefit): Remove.
3107         (edge_badness): Compensate for removal of benefits.
3108         (update_caller_keys): Use
3109         reset_node_growth_cache/reset_edge_growth_cache.
3110         (update_callee_keys): Likewise.
3111         (update_all_callee_keys): Likewise.
3112         (inline_small_functions): Do not collect max_benefit; do not reset
3113         estimated_growth; call free_growth_caches and initialize_growth_caches.
3114         * ipa-inline.h (struct condition, type clause_t, struct predicate,
3115         struct size_time_entry): New structures.
3116         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
3117         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
3118         and estimated_growth.
3119         (edge_growth_cache_entry): New structure.
3120         (node_growth_cache, edge_growth_cache): New global vars.
3121         (estimate_growth): Turn into inline.
3122         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
3123         initialize_growth_caches, free_growth_caches): Declare.
3124         (estimate_edge_growth): Rewrite.
3125         (estimate_edge_time): Implement as inline cache lookup.
3126         (reset_node_growth_cache, reset_edge_growth_cache): New inline
3127         functions.
3128         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
3129         (NUM_CONDITIONS): New constant.
3130         (predicate_conditions): New enum.
3131         (IS_NOT_CONSTANT): New constant.
3132         (edge_removal_hook_holder): New var.
3133         (node_growth_cache, edge_growth_cache): New global vars.
3134         (true_predicate, single_cond_predicate, false_predicate,
3135         not_inlined_predicate, add_condition, add_clause, and_predicates,
3136         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
3137         dump_clause, dump_predicate, account_size_time,
3138         evaulate_conditions_for_edge): New functions.
3139         (inline_summary_alloc): Move to heap.
3140         (inline_node_removal_hook): Clear condition and entry vectors.
3141         (inline_edge_removal_hook): New function.
3142         (initialize_growth_caches, free_growth_caches): New function.
3143         (dump_inline_summary): Update.
3144         (edge_execution_predicate): New function.
3145         (will_be_nonconstant_predicate): New function.
3146         (estimate_function_body_sizes): Compute BB and constantness predicates.
3147         (compute_inline_parameters): Do not clear estimated_growth.
3148         (estimate_edge_size_and_time): New function.
3149         (estimate_calls_size_and_time): New function.
3150         (estimate_callee_size_and_time): New function.
3151         (remap_predicate): New function.
3152         (inline_merge_summary): New function.
3153         (do_estimate_edge_time): New function based on...
3154         (estimate_edge_time): ... this one.
3155         (do_estimate_edge_growth): New function.
3156         (do_estimate_growth): New function based on....
3157         (estimate_growth): ... this one.
3158         (inline_analyze_function): Analyze after deciding on jump functions.
3159         (inline_read_section): New function.
3160         (inline_read_summary): Use it.
3161         (inline_write_summary): Write all the new data.
3162         * ipa-prop.c (ipa_get_param_decl_index): Export.
3163         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
3164         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
3165         Declare.
3166         (ipa_get_lattice): Move here from ipa-cp.c
3167         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
3168         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
3169         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
3170         cgraph_edge_inlinable_p): Remove.
3171         * cgraphunit.c: Include ipainline.h
3172         (cgraph_process_new_functions): Update call of
3173         compute_inline_parameters.
3174
3175 2011-04-22  Richard Guenther  <rguenther@suse.de>
3176
3177         * tree.c (build_int_cst): Properly create canonicalized integer
3178         constants.
3179         (build_int_cst_type): Remove scary comments.
3180
3181 2011-04-22  Xinliang David Li  <davidxl@google.com>
3182
3183         * toplev.c (process_options): Enable -Werror=coverage-mismatch
3184         by default when -Wno-error is not specified.
3185         * opts-global.c (decode_options): Remove call to
3186         control_warning_options.
3187
3188 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
3189
3190         PR tree-optimization/48717
3191         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
3192         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
3193
3194 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
3195
3196         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
3197         definition where used.
3198
3199 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
3200
3201         PR c/48716
3202         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
3203         TREE_STATIC variables declared inside of some OpenMP construct.
3204
3205 2011-04-22  Martin Jambor  <mjambor@suse.cz>
3206
3207         PR middle-end/48585
3208         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
3209
3210 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
3211
3212         PR c/36750
3213         * c-typeck.c (pop_init_level): Do not warn about initializing
3214         with ` = {0}'.
3215
3216 2011-04-22  Alan Modra  <amodra@gmail.com>
3217
3218         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
3219         when returning call_cookie.
3220         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
3221         pointers, to functions with no more vector args than the current
3222         function, and some non-local calls for ABI_V4.
3223         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
3224         sibcall_nonlocal_aix64): Combine to ..
3225         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
3226         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
3227         (sibcall_value_nonlocal_aix<mode>): ..likewise.
3228         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
3229         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
3230         operand.
3231         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
3232         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
3233         sibcall_value_symbolic_64): Delete.
3234
3235 2011-04-21  Xinliang David Li  <davidxl@google.com>
3236
3237         * cgraph.h: Remove pid.
3238         * cgraph.c: Remove pid.
3239         * value-prof.c (init_node_map): New function.
3240         (del_node_map): New function.
3241         (find_func_by_funcdef_no): New function.
3242         (gimple_ic_transform): Call new function.
3243         * cgraphunit.c (cgraph_finalize_function): Remove pid.
3244         * function.c (get_last_funcdef_no): New function.
3245         * function.h (get_last_funcdef_no): New function.
3246         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
3247         to libgcov function.
3248         (tree-profiling): Call node map init and delete function.
3249
3250 2011-04-21  Ian Lance Taylor  <iant@google.com>
3251
3252         * godump.c (go_format_type): Use exported Go name for anonymous
3253         field name.
3254
3255 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3256
3257         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
3258         Call builtin_function_type_list instead of builtin_function_type.
3259         (UNARY, BINARY, TRINARY, QUAD): Likewise.
3260
3261 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3262
3263         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
3264         build_function_type_list instead of build_function_type.
3265         Delete variable `endlink'.
3266
3267 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3268
3269         * config/s390/s390.c (s390_init_builtins): Call
3270         build_function_type_list instead of build_function_type.
3271
3272 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3273
3274         * config/ia64/ia64.c (ia64_init_builtins): Call
3275         build_function_type_list instead of builtin_function_type.
3276
3277 2011-04-21  Easwaran Raman  <eraman@google.com>
3278
3279         * cfgexpand.c (stack_var): Remove OFFSET...
3280         (add_stack_var): ...and its reference here...
3281         (expand_stack_vars): ...and here.
3282         (stack_var_cmp): Sort by descending order of size.
3283         (partition_stack_vars): Change heuristic.
3284         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
3285         (dump_stack_var_partition): Add newline after each partition.
3286
3287 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
3288             Jeff Law  <law@redhat.com>
3289
3290         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
3291         * gengtype.c (matching_file_name_substitute): Likewise.
3292
3293 2011-04-21  Richard Guenther  <rguenther@suse.de>
3294
3295         PR lto/48703
3296         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
3297
3298 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
3299
3300         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
3301
3302 2011-04-21  Richard Guenther  <rguenther@suse.de>
3303
3304         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
3305         file name.
3306
3307 2011-04-21  Richard Guenther  <rguenther@suse.de>
3308
3309         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3310         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
3311         Use DECL_P, not SSA_VAR_P.
3312         (ptr_derefs_may_alias_p): Likewise.
3313         (ptr_deref_may_alias_ref_p_1): Likewise.
3314         (decl_refs_may_alias_p): Likewise.
3315         (refs_may_alias_p_1): Likewise.
3316         (ref_maybe_used_by_call_p_1): Likewise.
3317         (call_may_clobber_ref_p_1): Likewise.
3318         (indirect_ref_may_alias_decl_p): Assume indirect refrences
3319         are either MEM_REF or TARGET_MEM_REF.
3320         (indirect_refs_may_alias_p): Likewise.
3321         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
3322         for MEM_EXPR of indirect calls.
3323
3324 2011-04-21  Tristan Gingold  <gingold@adacore.com>
3325
3326         * vmsdbgout.c (write_srccorr): Compute file length from the string.
3327         (dst_file_info_struct): Remove flen field.
3328         (lookup_filename): Remove code that set flen field.
3329
3330 2011-04-21  Tristan Gingold  <gingold@adacore.com>
3331
3332         * config/ia64/ia64.c (ia64_start_function): Add a guard.
3333
3334 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
3335
3336         PR target/48708
3337         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
3338         vec_extract and vec_concat for non-SSE4_1 targets.
3339
3340 2011-04-21  Richard Guenther  <rguenther@suse.de>
3341
3342         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
3343         return statements.
3344
3345 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3346
3347         * config/i386/cygming.h (union tree_node, TREE): Don't define or
3348         undefine.
3349         (FILE): Don't undefine.
3350
3351 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3352
3353         * config/alpha/alpha.c (struct machine_function): Use rtx, not
3354         struct rtx_def *.
3355         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
3356         struct rtx_def *.
3357         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
3358         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
3359         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
3360         rtx_def *.
3361         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
3362         definitions where used.
3363         * config/microblaze/microblaze.h (struct microblaze_args): Use
3364         rtx, not struct rtx_def *.
3365         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
3366         rtx_def *.
3367         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
3368         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
3369         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
3370         not struct rtx_def *.
3371         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
3372         struct rtx_def *.
3373         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
3374         rtx_def *.
3375         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
3376
3377 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3378
3379         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
3380         operand_equal_p to compare DR_BASE_ADDRESSes.
3381         (vect_check_interleaving): Likewise.
3382
3383 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3384
3385         PR target/46329
3386         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
3387         for all Neon struct constants.
3388
3389 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3390
3391         * target.def (legitimate_constant_p): New hook.
3392         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
3393         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
3394         * doc/tm.texi: Regenerate.
3395         * hooks.h (hook_bool_mode_rtx_true): Declare.
3396         * hooks.c (hook_bool_mode_rtx_true): Define.
3397         * system.h (LEGITIMATE_CONSTANT_P): Poison.
3398         * calls.c (precompute_register_parameters): Replace uses of
3399         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
3400         (emit_library_call_value_1): Likewise.
3401         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
3402         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
3403         * ira-costs.c (scan_one_insn): Likewise.
3404         * recog.c (general_operand, immediate_operand): Likewise.
3405         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
3406         * reload1.c (init_eliminable_invariants): Likewise.
3407
3408         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
3409         mode argument.
3410         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
3411         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
3412         argument.
3413         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3414         * config/alpha/predicates.md (input_operand): Update call to
3415         alpha_legitimate_constant_p.
3416
3417         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
3418         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
3419         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
3420         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3421         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
3422         (arm_legitimate_constant_p): New functions.
3423         (arm_cannot_force_const_mem): Make static.
3424
3425         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
3426
3427         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
3428         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
3429         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
3430         instead of bfin_legitimate_constant_p.
3431         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
3432         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3433
3434         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
3435
3436         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
3437
3438         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
3439         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
3440         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3441         (frv_legitimate_constant_p): Make static.  Add a mode argument.
3442
3443         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
3444         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
3445         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
3446
3447         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
3448         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
3449         * config/i386/i386.c (legitimate_constant_p): Rename to...
3450         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
3451         argument.
3452         (ix86_cannot_force_const_mem): Update accordingly.
3453         (ix86_legitimate_address_p): Likewise.
3454         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3455         * config/i386/i386.md: Update commentary.
3456
3457         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
3458         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
3459         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3460         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
3461
3462         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
3463
3464         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
3465         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
3466         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3467         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
3468
3469         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
3470         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
3471         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
3472
3473         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
3474         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3475         (m32r_legitimate_constant_p): New function.
3476
3477         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
3478         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
3479         LEGITIMATE_CONSTANT_P.
3480         (LEGITIMATE_CONSTANT_P): Delete.
3481         * config/m68k/m68k.c (m68k_expand_prologue): Call
3482         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
3483         (m68k_legitimate_constant_p): New function.
3484         * config/m68k/m68k.md: Update comments.
3485
3486         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
3487         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3488         (mcore_legitimate_constant_p): New function.
3489
3490         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
3491         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
3492         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
3493         Add a mode argument.
3494         (mep_legitimate_address): Update accordingly.
3495         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3496
3497         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
3498         Delete.
3499         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
3500         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
3501         static.  Check OP's mode for VOIDmode.
3502         (microblaze_legitimate_constant_p): New function.
3503         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3504
3505         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
3506         * config/mips/mips.c (mips_legitimate_constant_p): New function.
3507         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
3508         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3509         * config/mips/predicates.md: Update comments.
3510
3511         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
3512         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
3513         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3514         (mmix_legitimate_constant_p): Make static, return a bool, and take
3515         a mode argument.
3516         (mmix_print_operand_address): Update accordingly.
3517
3518         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
3519         Delete.
3520         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
3521         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
3522         static.  Add a mode argument.
3523         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3524
3525         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
3526
3527         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
3528         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3529         (pa_legitimate_constant_p): New function.
3530
3531         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
3532
3533         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
3534         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3535         (pdp11_legitimate_constant_p): New function.
3536
3537         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
3538         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3539         (rs6000_legitimate_constant_p): New function.
3540
3541         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
3542         (rx_legitimate_constant_p): ...this.
3543         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
3544         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
3545         (rx_legitimate_constant_p): ...this.
3546         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3547         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
3548
3549         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
3550         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
3551         * config/s390/s390.c (legitimate_constant_p): Rename to...
3552         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
3553         and add a mode argument.
3554         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3555
3556         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
3557
3558         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
3559         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3560         (sh_legitimate_constant_p): New function.
3561
3562         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
3563         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
3564         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3565         (legitimate_constant_p): Rename to...
3566         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
3567         argument.
3568         (constant_address_p): Update accordingly.
3569
3570         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
3571         argument and return a bool.
3572         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
3573         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3574         (spu_legitimate_constant_p): Add a mode argument and return a bool.
3575         (spu_rtx_costs): Update accordingly.
3576         * config/spu/predicates.md (vec_imm_operand): Likewise.
3577
3578         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
3579
3580         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
3581         * config/v850/v850.c (v850_legitimate_constant_p): New function.
3582         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3583
3584         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
3585         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
3586         * config/vax/vax.c (legitimate_constant_p): Likewise.
3587
3588         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
3589         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3590         (xtensa_legitimate_constant_p): New function.
3591
3592 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3593
3594         * target.def (cannot_force_const_mem): Add a mode argument.
3595         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
3596         * doc/tm.texi: Regenerate.
3597         * hooks.h (hook_bool_mode_rtx_false): Declare.
3598         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
3599         (hook_bool_mode_const_rtx_true): Likewise.
3600         (hook_bool_mode_rtx_false): New function.
3601         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
3602         to be non-VOID.  Update call to cannot_force_const_mem.
3603         (find_reloads): Update accordingly.
3604         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
3605         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
3606         argument.
3607         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
3608         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
3609         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
3610         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
3611         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
3612         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
3613         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
3614         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3615         (m68k_cannot_force_const_mem): ...this new function.
3616         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
3617         argument.
3618         (mips_const_insns, mips_legitimize_const_move): Update calls.
3619         (mips_secondary_reload_class): Likewise.
3620         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3621         (pa_cannot_force_const_mem): ...this new function.
3622         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
3623         (rs6000_cannot_force_const_mem): ...this new function.
3624         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
3625         argument.
3626         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
3627         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
3628         to...
3629         (xtensa_cannot_force_const_mem): ...this new function.
3630
3631 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3632
3633         * config/mips/mips.c (mips16_build_function_stub): Call
3634         build_function_type_list instead of build_function_type.
3635         (mips16_build_call_stub): Likewise.
3636
3637 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3638
3639         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
3640         instead of build_function_type.
3641
3642 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3643
3644         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
3645         instead of build_function_type.
3646
3647 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
3648
3649         PR target/48678
3650         * config/i386/i386.md (insv): Change operand 0 constraint to
3651         "register_operand".  Change operand 1 and 2 constraint to
3652         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
3653         * config/i386/sse.md (sse4_1_pinsrb): Export.
3654         (sse2_pinsrw): Ditto.
3655         (sse4_1_pinsrd): Ditto.
3656         (sse4_1_pinsrq): Ditto.
3657         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
3658         * config/i386/i386.c (ix86_expand_pinsr): New.
3659
3660 2011-04-20  Easwaran Raman  <eraman@google.com>
3661
3662         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
3663         containing union type only with -fstrict-aliasing.
3664
3665 2011-04-20  Jim Meyering  <meyering@redhat.com>
3666
3667         Remove useless if-before-free tests.
3668         * calls.c (expand_call, save_area): Likewise.
3669         * cfgcleanup.c (try_forward_edges): Likewise.
3670         * collect2.c (collect_execute): Likewise.
3671         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
3672         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3673         * coverage.c (coverage_checksum_string): Likewise.
3674         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
3675         * cselib.c (cselib_init): Likewise.
3676         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
3677         (df_set_clean_cfg): Likewise.
3678         * function.c (free_after_compilation): Likewise.
3679         * gcc.c (do_spec_1, main): Likewise.
3680         * gcov.c (create_file_names): Likewise.
3681         * gensupport.c (identify_predicable_attribute): Likewise.
3682         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
3683         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
3684         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
3685         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
3686         * ipa-pure-const.c (local_pure_const): Likewise.
3687         * ipa-reference.c (propagate): Likewise.
3688         * ira-costs.c (free_ira_costs): Likewise.
3689         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
3690         * matrix-reorg.c (mat_free): Likewise.
3691         * prefix.c (get_key_value): Likewise.
3692         * profile.c (compute_value_histograms): Likewise.
3693         * reload1.c (free_reg_equiv): Likewise.
3694         * sched-deps.c (free_deps): Likewise.
3695         * sel-sched-ir.c (fence_clear): Likewise.
3696         * sese.c (set_rename, if_region_set_false_region): Likewise.
3697         * tree-data-ref.c (free_rdg): Likewise.
3698         * tree-eh.c (lower_try_finally): Likewise.
3699         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
3700         * tree-ssa-live.c (delete_var_map): Likewise.
3701         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
3702         * tree-ssa-pre.c (phi_trans_add): Likewise.
3703
3704 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
3705
3706         PR tree-optimization/48611
3707         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3708         beyond ERT_MUST_NOT_THROW region.
3709
3710 2011-04-20  Catherine Moore  <clm@codesourcery.com>
3711
3712         * config/mips/mips.opt (mfix-24k): New.
3713         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
3714         * config/mips/mips.md (length): Increase by 4 for stores if
3715         fixing 24K errata.
3716         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
3717         all noreorder if fixing 24K errata.
3718         * doc/invoke.texi: Document mfix-24k.
3719
3720 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
3721
3722         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
3723         quad-word modes, reduce to 9-bit index range when above 1016 limit.
3724
3725 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3726
3727         * config/arm/arm.c (arm_gen_constant): Move movw support ....
3728         (const_ok_for_op): ... to here.
3729
3730 2011-04-20  Kai Tietz  <ktietz@redhat.com>
3731
3732         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
3733         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
3734
3735 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3736
3737         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
3738
3739 2011-04-20  Richard Guenther  <rguenther@suse.de>
3740
3741         PR tree-optimization/47892
3742         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
3743         are if-convertible.
3744
3745 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
3746
3747         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
3748
3749 2011-04-20  Tristan Gingold  <gingold@adacore.com>
3750
3751         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
3752
3753 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
3754
3755         PR target/18145
3756
3757         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
3758         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
3759         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3760         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
3761         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
3762
3763         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
3764         New prototype.
3765
3766         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
3767         (avr_asm_named_section, avr_asm_output_aligned_common,
3768         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
3769         New functions to update...
3770         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
3771         (avr_asm_init_sections): Overwrite section callbacks for
3772         data_section, bss_section.
3773         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
3774         from here to...
3775         (avr_file_end): ...here.
3776
3777 2011-04-20  Richard Guenther  <rguenther@suse.de>
3778
3779         PR middle-end/48695
3780         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
3781         objects and types here.  Adjust for their offset before comparing.
3782
3783 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3784
3785         * tree-vect-stmts.c (vectorizable_store): Only chain one related
3786         statement per copy.
3787
3788 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3789
3790         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
3791         (GIMPLE_H): Include $(INTERNAL_FN_H).
3792         (OBJS-common): Add internal-fn.o.
3793         (internal-fn.o): New rule.
3794         * internal-fn.def: New file.
3795         * internal-fn.h: Likewise.
3796         * internal-fn.c: Likewise.
3797         * gimple.h: Include internal-fn.h.
3798         (GF_CALL_INTERNAL): New gf_mask.
3799         (gimple_statement_call): Put fntype into a union with a new
3800         internal_fn field.
3801         (gimple_build_call_internal): Declare.
3802         (gimple_build_call_internal_vec): Likewise.
3803         (gimple_call_same_target_p): Likewise.
3804         (gimple_call_internal_p): New function.
3805         (gimple_call_internal_fn): Likewise.
3806         (gimple_call_fntype): Return null for internal calls.
3807         (gimple_call_set_fntype): Assert that the function is not internal.
3808         (gimple_call_set_fn): Likewise.
3809         (gimple_call_set_fndecl): Likewise.
3810         (gimple_call_set_internal_fn): New function.
3811         (gimple_call_addr_fndecl): Handle null functions.
3812         (gimple_call_return_type): Likewise null types.
3813         * gimple.c (gimple_build_call_internal_1): New function.
3814         (gimple_build_call_internal): Likewise.
3815         (gimple_build_call_internal_vec): Likewise.
3816         (gimple_call_same_target_p): Likewise.
3817         (gimple_call_flags): Handle calls to internal functions.
3818         (gimple_call_fnspec): New function.
3819         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
3820         (gimple_has_side_effects): Handle null functions.
3821         (gimple_rhs_has_side_effects): Likewise.
3822         (gimple_call_copy_skip_args): Handle calls to internal functions.
3823         * cfgexpand.c (expand_call_stmt): Likewise.
3824         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
3825         * gimple-fold.c (gimple_fold_call): Handle null functions.
3826         (gimple_fold_stmt_to_constant_1): Don't fold
3827         calls to internal functions.
3828         * gimple-low.c (gimple_check_call_args): Handle calls to internal
3829         functions.
3830         * gimple-pretty-print.c (dump_gimple_call): Likewise.
3831         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
3832         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
3833         (do_warn_unused_result): Likewise.
3834         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
3835         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
3836         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
3837         the target of a call.
3838         (initialize_hash_element): Update accordingly.
3839         (hashable_expr_equal_p): Use gimple_call_same_target_p.
3840         (iterative_hash_hashable_expr): Handle calls to internal functions.
3841         (print_expr_hash_elt): Likewise.
3842         * tree-ssa-pre.c (can_value_number_call): Likewise.
3843         (eliminate): Handle null functions.
3844         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
3845         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
3846         (find_func_aliases): Likewise.
3847         * value-prof.c (gimple_ic_transform): Likewise.
3848         (gimple_indirect_call_to_profile): Likewise.
3849         * lto-streamer-in.c (input_gimple_stmt): Likewise.
3850         * lto-streamer-out.c (output_gimple_stmt): Likewise.
3851
3852 2011-04-19  Jan Hubicka  <jh@suse.cz>
3853
3854         * ipa-inline-transform.c (save_inline_function_body): Add comments.
3855         * ipa-inline.c (inline_small_functions): Compute summaries first,
3856         populate heap later.
3857
3858 2011-04-19  Jan Hubicka  <jh@suse.cz>
3859
3860         * cgraph.h (save_inline_function_body): Remove.
3861         * ipa-inline-transform.c: New file, broke out of...
3862         * ipa-inline.c: ... this one; Update toplevel comment.
3863         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
3864         make global.
3865         (update_noncloned_frequencies): Move to ipa-inline-transform.c
3866         (cgraph_mark_inline_edge): Rename to inline_call; move to
3867         ipa-inline-transform.c.
3868         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
3869         move to ipa-inline-transform.c
3870         (recursive_inlining, inline_small_functions, flatten_function,
3871         ipa_inline, inline_always_inline_functions,
3872         early_inline_small_functions): Update.
3873         (inline_transform): Move to ipa-inline-transform.c.
3874         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
3875         Declare.
3876         * Makefile.in (ipa-inline-transform.o): New file.
3877         * cgraphunit.c (save_inline_function_body): Move to
3878         ipa-inline-transform.c
3879
3880 2011-04-19  DJ Delorie  <dj@redhat.com>
3881
3882         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
3883         registers if we already know there aren't any.
3884         (m32c_emit_epilogue): Don't emit a barrier here.
3885         (m32c_emit_eh_epilogue): Likewise.
3886         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
3887         operands at expand time.
3888         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
3889         int" wchar type.
3890         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
3891         duplicates.  Provide aliases instead.
3892         * config/m32c/prologue.md (eh_return): Emit a barrier here.
3893         (eh_epilogue): Add a "(return)" here as a hint to other parts of
3894         the compiler.
3895
3896 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
3897
3898         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
3899         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
3900         (general_or_i64_p, sparc_register_move_cost): New function.
3901
3902 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3903
3904         * doc/install.texi (Configuration, --enable-threads): Remove mach.
3905         Add lynx, mipssde.  Sort table.
3906
3907 2011-04-19  Xinliang David Li  <davidxl@google.com>
3908
3909         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
3910         not negative.
3911
3912 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
3913
3914         PR target/48678
3915         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
3916         is a SUBREG with non-MODE_INT mode inside of it.
3917
3918 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3919
3920         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
3921         also according to actual contants.
3922         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
3923         (gimple_fold_call): Use it.
3924         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
3925
3926 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3927
3928         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
3929         non-pointer assignments.
3930
3931 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3932
3933         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
3934         account anc_offset and otr_type from the indirect edge info.
3935         * ipa-prop.c (get_ancestor_addr_info): New function.
3936         (compute_complex_ancestor_jump_func): Assignment analysis moved to
3937         get_ancestor_addr_info, call it.
3938         (ipa_note_param_call): Do not initialize information about polymorphic
3939         calls, return the indirect call graph edge.  Remove the last
3940         parameter, adjust all callers.
3941         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
3942         parameters.  Initialize polymorphic information in the indirect edge.
3943
3944 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3945
3946         PR lto/48148
3947         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
3948         the types if they have different enumeration identifiers.
3949
3950 2011-04-19  Jan Hubicka  <jh@suse.cz>
3951
3952         * cgraph.h (cgraph_optimize_for_size_p): Declare.
3953         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
3954         * predict.c (cgraph_optimize_for_size_p): Break out from ...
3955         (optimize_function_for_size_p) ... here.
3956
3957 2011-04-19  Richard Guenther  <rguenther@suse.de>
3958
3959         PR lto/48207
3960         * tree.c (free_lang_data): Do not reset the decl-assembler-name
3961         langhook.
3962
3963 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3964
3965         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
3966         if DECL_NO_INLINE_WARNING_P is set on the function.
3967
3968 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
3969
3970         PR fortran/47976
3971         * reload1.c (inc_for_reload): Return void. All callers changed.
3972         (emit_input_reload_insns): Don't try to delete previous output
3973         reloads to a register, or record spill_reg_store for autoincs.
3974
3975 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
3976
3977         * gengtype.h: Updated copyright year.
3978         (struct input_file_st): Add inpisplugin field.
3979         (type_fileloc): New function.
3980         * gengtype.c
3981         (write_typed_struct_alloc_def): Add gcc_assert.
3982         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
3983         (write_typed_alloc_defns): Don't output for plugin files.
3984         (input_file_by_name): Clear inpisplugin field.
3985         (main): Set inpisplugin field for plugin files.
3986
3987 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3988
3989         * gengtype-state.c (string_eq): New.
3990         (read_state): Use string_eq instead of strcmp when creating the
3991         state_ident_tab.
3992
3993 2011-04-19  Wei Guozhi  <carrot@google.com>
3994
3995         PR target/47855
3996         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
3997         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
3998         linkage.
3999         * config/arm/constraints.md (Uu): New constraint.
4000         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
4001
4002 2011-04-19  Tristan Gingold  <gingold@adacore.com>
4003
4004         * config.gcc (-*-*-*vms): Added.
4005         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
4006         definitions moved.
4007         * config/vms/vms-ld.c: New file.
4008         * config/vms/vms-ar.c: New file.
4009         * config/vms/t-vmsnative: New file.
4010
4011 2011-04-18  Xinliang David Li  <davidxl@google.com>
4012
4013         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
4014
4015 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
4016
4017         PR middle-end/48661
4018         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
4019         if TREE_TYPE (v) is non-NULL.
4020
4021         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
4022         gimple_get_virt_mehtod_for_binfo.
4023         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
4024         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
4025         callers.
4026         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
4027
4028 2011-04-18  Michael Matz  <matz@suse.de>
4029             Steve Ellcey  <sje@cup.hp.com>
4030
4031         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
4032         use its mode as source mode if it isn't VOIDmode.
4033
4034 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
4035
4036         * doc/passes.texi: Fill crossref nodes.
4037
4038 2011-04-18  Jim Meyering  <meyering@redhat.com>
4039
4040         Fix doubled-word typos in comments and strings
4041         * config/alpha/vms-unwind.h: s/for for/for/
4042         * config/arm/unwind-arm.h: Likewise.
4043         * config/microblaze/microblaze.c: Likewise.
4044         * config/sh/constraints.md: s/in in/in/
4045         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
4046
4047 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
4048
4049         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
4050         (AVX_FLOAT_MODE_P): Ditto.
4051         (AVX128_VEC_FLOAT_MODE_P): Ditto.
4052         (AVX256_VEC_FLOAT_MODE_P): Ditto.
4053         (AVX_VEC_FLOAT_MODE_P): Ditto.
4054         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
4055         (UNSPEC_MASKSTORE): Ditto.
4056         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
4057         Merge from <sse>_movmsk<ssemodesuffix> and
4058         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
4059         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
4060         iterator.
4061         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
4062         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
4063         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
4064
4065 2011-04-18  Jan Hubicka  <jh@suse.cz>
4066
4067         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
4068
4069         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
4070         (want_inline_function_called_once_p): Break out the logic from
4071         ipa_inline.
4072         (edge_badness): Ensure that profile is not misupdated.
4073         (lookup_recursive_calls): Prioritize by call frequencies.
4074         (inline_small_functions): Move program size estimates here;
4075         actually process whole queue even when unit growth has been
4076         met. (to properly compute inline_failed reasons and for the
4077         case unit size decrease.) Revisit comments on recursive inlining.
4078         (ipa_inline): Remove unit summary code; first inline hot calls
4079         of functions called once, cold calls next.
4080         (order, nnodes): Remove unused variables.
4081         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
4082         (GTFILES): Remove ipa-inline.c
4083         * sel-sched.c (fill_insns): Silence uninitialized var warning.
4084
4085 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
4086
4087         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
4088
4089 2011-04-18  Jie Zhang  <jie@codesourcery.com>
4090             Richard Earnshaw  <rearnsha@arm.com>
4091
4092         * arm.c (neon_builtin_type_bits): Remove.
4093         (typedef enum neon_builtin_mode): New.
4094         (T_MAX): Don't define.
4095         (typedef enum neon_builtin_datum): Remove bits, codes[],
4096         num_vars and base_fcode.  Add mode, code and fcode.
4097         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
4098         VAR10): Change accordingly.
4099         (neon_builtin_data[]): Change accordingly
4100         (arm_init_neon_builtins): Change accordingly.
4101         (neon_builtin_compare): Remove.
4102         (locate_neon_builtin_icode): Remove.
4103         (arm_expand_neon_builtin): Change accordingly.
4104
4105         * arm.h (enum arm_builtins): Move to ...
4106         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
4107
4108         * arm.c (arm_builtin_decl): Declare.
4109         (TARGET_BUILTIN_DECL): Define.
4110         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
4111         (arm_builtin_decls[]): New.
4112         (arm_init_neon_builtins): Store builtin declarations in
4113         arm_builtin_decls[].
4114         (arm_init_tls_builtins): Likewise.
4115         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
4116         (arm_builtin_decl): New.
4117
4118 2011-04-18  Richard Guenther  <rguenther@suse.de>
4119
4120         * tree.c (upper_bound_in_type): Build properly canonicalized
4121         INTEGER_CSTs.
4122         (lower_bound_in_type): Likewise.
4123
4124 2011-04-18  Richard Guenther  <rguenther@suse.de>
4125
4126         * gimple.h (gimple_call_addr_fndecl): New function.
4127         (gimple_call_fndecl): Use it.
4128         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
4129         for direct calls.
4130         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
4131         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
4132
4133 2011-04-18  Richard Guenther  <rguenther@suse.de>
4134
4135         PR middle-end/48650
4136         * tree.c (build_string): STRING_CST is now derived from tree_typed.
4137
4138 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
4139
4140         PR lto/48492
4141         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
4142         DECL_IN_CONSTANT_POOL without RTL.
4143
4144 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
4145             Ira Rosen  <ira.rosen@linaro.org>
4146
4147         PR target/48252
4148         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
4149         to match neon_vzip/vuzp/vtrn_internal.
4150         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
4151         outputs explicitly dependent on both inputs.
4152         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
4153
4154 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
4155
4156         PR tree-optimization/48616
4157         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
4158         whether the shift is by scalar or vector based on whether all SLP
4159         scalar stmts have the same rhs.
4160
4161 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
4162
4163         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
4164         memory operands.
4165
4166 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
4167
4168         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
4169         registers.
4170
4171 2011-04-17  Jan Hubicka  <jh@suse.cz>
4172
4173         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
4174         * cgrpahunit.c (cgraph_finalize_function): Do not set
4175         finalized_by_frontend.
4176         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
4177         finalized_by_frontend.
4178
4179 2011-04-17  Jan Hubicka  <jh@suse.cz>
4180
4181         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
4182         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
4183         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
4184         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
4185         method.
4186         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
4187         gimple-fold.c
4188         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
4189
4190 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
4191
4192         PR lto/48538
4193         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
4194         is non-null before accessing it.
4195         (input_cgraph): Remove trailing spaces.
4196
4197 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4198
4199         * params.def (sms-min-sc): New param flag.
4200         * modulo-sched.c (sms_schedule): Use it.
4201         * doc/invoke.texi (sms-min-sc): Document it.
4202
4203 2011-04-17  Jan Hubicka  <jh@suse.cz>
4204
4205         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
4206         present, also set gimple_call_set_cannot_inline.
4207         * ipa-inline.c: Update toplevel comment.
4208         (MAX_TIME): Remove.
4209         (cgraph_clone_inlined_nodes): Fix linebreaks.
4210         (cgraph_check_inline_limits): Restructure to ...
4211         (caller_growth_limits): ... this one; be more tolerant
4212         on growth in nested inline chains; add explanatory comment;
4213         fix stack accounting thinko introduced by previous patch.
4214         (cgraph_default_inline_p): Remove.
4215         (report_inline_failed_reason): New function.
4216         (can_inline_edge_p): New function.
4217         (can_early_inline_edge_p): New function.
4218         (leaf_node_p): Move upwards in file.
4219         (want_early_inline_function_p): New function.
4220         (want_inline_small_function_p): New function.
4221         (want_inline_self_recursive_call_p): New function.
4222         (cgraph_edge_badness): Rename to ...
4223         (edge_badness) ... this one; fix linebreaks.
4224         (update_edge_key): Update call of edge_baddness; add
4225         detailed dump about queue updates.
4226         (update_caller_keys): Use can_inline_edge_p and
4227         want_inline_small_function_p.
4228         (cgraph_decide_recursive_inlining): Rename to...
4229         (recursive_inlining): Use can_inline_edge_p and
4230         want_inline_self_recursive_call_p; simplify and remove no longer
4231         valid FIXME.
4232         (cgraph_set_inline_failed): Remove.
4233         (add_new_edges_to_heap): Use can_inline_edge_p and
4234         want_inline_small_function_p.
4235         (cgraph_decide_inlining_of_small_functions): Rename to ...
4236         (inline_small_functions): ... this one; cleanup; use
4237         can/want predicates; cleanup debug ouput; work edges till fibheap
4238         is exhausted and do not stop once unit growth is reached; remove
4239         later loop processing remaining edges.
4240         (cgraph_flatten): Rename to ...
4241         (flatten_function): ... this one; use can_inline_edge_p
4242         and can_early_inline_edge_p predicates.
4243         (cgraph_decide_inlining): Rename to ...
4244         (ipa_inline): ... this one; remove unreachable nodes before
4245         inlining functions called once; simplify the pass.
4246         (cgraph_perform_always_inlining): Rename to ...
4247         (inline_always_inline_functions): ... this one; use
4248         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
4249         (cgraph_decide_inlining_incrementally): Rename to ...
4250         (early_inline_small_functions): ... this one; simplify
4251         using new predicates; cleanup; make dumps prettier.
4252         (cgraph_early_inlining): Rename to ...
4253         (early_inliner): newer inline regular functions into always-inlines;
4254         fix updating of call stmt summaries.
4255         (pass_early_inline): Update for new names.
4256         (inline_transform): Fix formating.
4257         (gate_cgraph_decide_inlining): Rename to ...
4258         (pass_ipa_inline): ... this one.
4259         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
4260         * ipa-inline-analysis.c (dump_inline_summary): Update.
4261         (compute_inline_parameters): Do not compute disregard_inline_limits;
4262         look for mismatching arguments.
4263         (estimate_growth): Fix handlig of non-trivial self recursion.
4264         (inline_read_summary): Do not read info->disregard_inline_limits.
4265         (inline_write_summary): Do not write info->disregard_inline_limits.
4266         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
4267         and move all checks into can_inline_edge_p predicate; re-enable code
4268         comparing optimization levels.
4269         (expand_call_inline): Do not test inline_forbidden_into_p.
4270         * Makefile.in (ipa-inline.o): Update arguments.
4271
4272 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4273
4274         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
4275
4276 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4277
4278         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
4279
4280 2011-04-17  Michael Matz  <matz@suse.de>
4281
4282         PR tree-optimization/48622
4283         PR lto/48645
4284         * ipa-inline-analysis.c (inline_read_summary): Read size/time
4285         in same order as they're written.
4286
4287 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4288
4289         * config/pa/predicates.md: Reorganize and simplify predicates.
4290         Eliminate duplicate code checks.
4291         (arith_operand): Rename to arith14_operand
4292         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
4293         * config/pa/pa.md: Use renamed operands.
4294         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
4295         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
4296         arith11_operand, adddi3_operand, indexed_memory_operand,
4297         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
4298         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
4299         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
4300         move_dest_operand, move_src_operand, prefetch_cc_operand,
4301         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
4302         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
4303         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
4304         div_operand, int5_operand, movb_comparison_operator,
4305         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
4306         arith_double_operand, ireg_operand, lhs_lshift_operand,
4307         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
4308         integer_store_memory_operand): Likewise.
4309         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
4310         (integer_store_memory_operand, read_only_operand,
4311         function_label_operand, borx_reg_operand,
4312         non_hard_reg_operand): Likewise.
4313         (eq_neq_comparison_operator): Delete unused operator.
4314         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
4315         function_label_operand.
4316         (emit_move_sequence): Likewise.
4317
4318 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
4319
4320         * config/i386/sse.md (sseunpackmode): New mode attribute.
4321         (ssepackmode): Ditto.
4322         (vec_pack_trunc_<mode>): Macroize expander from
4323         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
4324         (vec_unpacks_lo_<mode>): Macroize expander from
4325         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4326         (vec_unpacks_hi_<mode>): Macroize expander from
4327         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4328         (vec_unpacku_lo_<mode>): Macroize expander from
4329         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4330         (vec_unpacku_hi_<mode>): Macroize expander from
4331         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4332         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
4333         ix86_expand_sse4_unpack.
4334         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
4335
4336 2011-04-16  Jan Hubicka  <jh@suse.cz>
4337
4338         * cgraphbuild.c: Include ipa-inline.h.
4339         (reset_inline_failed): Use initialize_inline_failed.
4340         * cgraph.c: Include ipa-inline.h.
4341         (cgraph_create_node_1): Do not initialize estimated_growth.
4342         (initialize_inline_failed): More to ipa-inline-analysis.c
4343         (dump_cgraph_node): Do not dump inline flags.
4344         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
4345         and disregard_inline_limits flags.
4346         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
4347         time, size, estimated_growth.
4348         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
4349         Update.
4350         * cgraphunit.c (cgraph_decide_is_function_needed): Use
4351         DECL_DISREGARD_INLINE_LIMITS.
4352         (cgraph_analyze_function): Do not initialize
4353         node->local.disregard_inline_limits.
4354         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
4355         inlinable, versionable and disregard_inline_limits.
4356         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4357         cgraph_check_inline_limits, cgraph_default_inline_p,
4358         cgraph_edge_badness, update_caller_keys, update_callee_keys,
4359         add_new_edges_to_heap): Update.
4360         (cgraph_decide_inlining_of_small_function): Update; set
4361         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
4362         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
4363         cgraph_decide_inlining_incrementally): Update.
4364         * ipa-inline.h (inline_summary): Add inlinable, versionable,
4365         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
4366         time, size and estimated_growth parameters.
4367         (estimate_edge_growth): Update.
4368         (initialize_inline_failed): Declare.
4369         * ipa-split.c: Include ipa-inline.h
4370         (execute_split_functions): Update.
4371         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
4372         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
4373         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
4374         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
4375         estimated_growth to INT_MIN.
4376         (inline_node_duplication_hook): Likewise.
4377         (dump_inline_summary): Dump new fields.
4378         (compute_inline_parameters): Update.
4379         (estimate_edge_time, estimate_time_after_inlining,
4380         estimate_size_after_inlining, estimate_growth, inline_read_summary,
4381         inline_write_summary):
4382         (initialize_inline_failed): Move here from cgraph.c.
4383         * tree-sra.c: Include ipa-inline.h.
4384         (ipa_sra_preliminary_function_checks): Update.
4385         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
4386         ipa-inline.h.
4387
4388 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
4389
4390         * config/i386/sse.md (V16): New mode iterator.
4391         (VI1, VI8): Ditto.
4392         (AVXMODEQI, AVXMODEDI): Remove.
4393         (sse2, sse3): New mode attribute.
4394         (mov<mode>): Use V16 mode iterator.
4395         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
4396         (push<mode>1): Use V16 mode iterator.
4397         (movmisalign<mode>): Ditto.
4398         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4399         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
4400         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4401         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
4402         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
4403         avx_movdqu<avxmodesuffix>.
4404         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
4405         *avx_movdqu<avxmodesuffix>.
4406         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
4407         avx_lddqu<avxmodesuffix>.
4408         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
4409         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
4410         avx_movnt<AVXMODEDI:mode>.
4411         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
4412         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
4413
4414 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
4415
4416         PR target/48629
4417         * haifa-sched.c (prune_ready_list, schedule_block): Use
4418         sched_pressure_p rather than flag_sched_pressure.
4419
4420 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
4421
4422         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4423         cgraph_get_node instead of cgraph_get_create_node.
4424
4425 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
4426
4427         * cfgexpand.c (expand_debug_expr): Use
4428         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
4429
4430 2011-04-15  Michael Matz  <matz@suse.de>
4431
4432         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
4433         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
4434         * function.c (gimplify_parameters): Ditto.
4435         * gimplify.c (gimplify_vla_decl): Ditto.
4436
4437         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
4438         (gimple_call_set_alloca_for_var): New inline function.
4439         (gimple_call_alloca_for_var_p): Ditto.
4440         * gimple.c (gimple_build_call_from_tree): Remember
4441         CALL_ALLOCA_FOR_VAR_P state.
4442         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
4443
4444         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
4445         calls if they were for VLA objects.
4446
4447 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4448
4449         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
4450         of ADR_EXPRs.
4451
4452 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4453
4454         PR middle-end/48601
4455         * tree-emutls.c (lower_emutls_function_body): Call
4456         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
4457         result is non-NULL.
4458
4459 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
4460
4461         * c-decl.c (detect_field_duplicates): Call
4462         objc_detect_field_duplicates instead of objc_get_interface_ivars.
4463
4464 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
4465
4466         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
4467         * gimple.c (gimple_asm_clobbers_memory_p): Define.
4468         * ipa-pure-const.c (check_stmt): Call it.
4469         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
4470
4471 2011-04-15  Richard Guenther  <rguenther@suse.de>
4472
4473         PR tree-optimization/48290
4474         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
4475         Properly decide inhibiting propagation based on the valueized
4476         operand.  Do loop-closed SSA form preserving here ...
4477         (init_copy_prop): ... not here.
4478
4479 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
4480
4481         PR target/48612
4482         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
4483         (*ieee_smax<mode>3): Likewise.
4484
4485 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4486
4487         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
4488         Replace match_operand with match_dup for the third operand in
4489         these expanders.
4490
4491 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4492
4493         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
4494         to track processing of conditionals.  Update all callers.
4495         (try_combine, simplify_if_then_else): Update.
4496
4497 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4498
4499         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
4500         -fsched-pressure.
4501
4502 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
4503
4504         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
4505         instead of match_operand for operand 3.
4506
4507 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
4508
4509         * recog.h (insn_operand_data): Add an "allows_mem" field.
4510         * genoutput.c (output_operand_data): Initialize it.
4511         * optabs.c (maybe_legitimize_operand_same_code): New function.
4512         (maybe_legitimize_operand): Use it when matching the original
4513         op->value.
4514
4515 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4516
4517         * gimplify.c: Fix issues in comments throughout.
4518         (voidify_wrapper_expr): Fix long line.
4519         (build_stack_save_restore): Likewise.
4520         (gimplify_loop_expr): Likewise.
4521         (gimplify_compound_lval): Likewise.
4522         (gimplify_init_ctor_eval): Likewise.
4523         (gimplify_modify_expr_rhs): Likewise.
4524         (omp_notice_threadprivate_variable): Likewise.
4525
4526 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4527
4528         * cfgexpand.c (expand_call_stmt): Convert the function type to the
4529         original one if this is not a builtin function.
4530
4531 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
4532
4533         PR target/48605
4534         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
4535         offset it as needed based on top 2 bits in operands[3], change
4536         MEM mode to SFmode and mask those 2 bits away from operands[3].
4537
4538 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4539
4540         * c-parser.c (c_parser_objc_protocol_definition): Updated for
4541         change from objc_declare_protocols() to objc_declare_protocol().
4542
4543 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
4544
4545         * config/i386/sse.md (sse4_1): New mode attribute.
4546         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
4547         avx_blend<ssemodesuffix><avxmodesuffix> and
4548         sse4_1_blend<ssemodesuffix> using VF mode iterator.
4549         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
4550         avx_blendv<ssemodesuffix><avxmodesuffix> and
4551         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
4552         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
4553         avx_dp<ssemodesuffix><avxmodesuffix> and
4554         sse4_1_dp<ssemodesuffix> using VF mode iterator.
4555         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
4556         (sse4_1_packusdw): Merge with *avx_packusdw.
4557         (sse4_1_pblendvb): Merge with *avx_pblendvb.
4558         (sse4_1_pblendw): Merge with *avx_pblendw.
4559         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
4560         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
4561         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
4562         VF mode iterator.
4563         (sse4_1_round<ssescalarmodesuffix>): Merge with
4564         *avx_round<ssescalarmodesuffix>.
4565         (aesenc): Merge with *avx_aesenc.
4566         (aesenclast): Merge with *avx_aesenclast.
4567         (aesdec): Merge with *avx_aesdec.
4568         (aesdeclast): Merge with *avx_aesdeclast.
4569         (pclmulqdq): Merge with *pclmulqdq.
4570         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
4571         New predicate.
4572         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
4573
4574 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
4575
4576         PR middle-end/48608
4577         * cfgexpand.c (get_decl_align_unit): Renamed to ...
4578         (align_local_variable): This.  Update DECL_ALIGN.
4579         (add_stack_var): Updated.
4580         (expand_one_stack_var): Likewise.
4581
4582 2011-04-14  Richard Guenther  <rguenther@suse.de>
4583
4584         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
4585         Remove.
4586         (dse_initialize_block_local_data, dse_leave_block,
4587         record_voperand_set, get_stmt_uid): Likewise.
4588         (dse_possible_dead_store_p): Allow any kind of killing stmt.
4589         (dse_optimize_stmt): Remove voperand set handling code.
4590         Simplify and improve to handle any kind of killing stmt.
4591         (dse_record_phi): Remove.
4592         (dse_enter_block): Simplify.
4593         (tree_ssa_dse): Likewise.
4594         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
4595
4596 2011-04-14  Jan Hubicka  <jh@suse.cz>
4597
4598         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
4599         * cgraph.h (struct inline_summary): Move to ipa-inline.h
4600         (cgraph_local_info): Remove inline_summary.
4601         * ipa-cp.c: Include ipa-inline.h.
4602         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
4603         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
4604         accesor.
4605         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
4606         (input_overwrite_node): Do not set inline summary.
4607         (input_node): Do not stream inline summary.
4608         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
4609         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
4610         growth; we do not have inline parameters computed for that anyway.
4611         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
4612         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
4613         (inline_summary_t): New type and VECtor.
4614         (debug_inline_summary, dump_inline_summaries): Declare.
4615         (inline_summary): Use VOCtor.
4616         (estimate_edge_growth): Kill hack computing call stmt size directly.
4617         * lto-section-in.c (lto_section_name): Add inline section.
4618         * ipa-inline-analysis.c: Include lto-streamer.h
4619         (node_removal_hook_holder, node_duplication_hook_holder): New holders
4620         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
4621         (inline_summary_vec): Define.
4622         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
4623         dump_inline_summaries): New functions.
4624         (estimate_function_body_sizes): Properly compute size/time of outgoing
4625         calls.
4626         (compute_inline_parameters): Alloc inline_summary; do not compute
4627         size/time of incomming calls.
4628         (estimate_edge_time): Avoid missing time summary hack.
4629         (inline_read_summary): Read inline summary info.
4630         (inline_write_summary): Write inline summary info.
4631         (inline_free_summary): Free all hooks and inline summary vector.
4632         * lto-streamer.h: Add LTO_section_inline_summary section.
4633         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
4634         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
4635
4636 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4637
4638         * tree-vectorizer.h (vect_strided_store_supported): Add a
4639         HOST_WIDE_INT argument.
4640         (vect_strided_load_supported): Likewise.
4641         (vect_permute_store_chain): Return void.
4642         (vect_transform_strided_load): Likewise.
4643         (vect_permute_load_chain): Delete.
4644         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
4645         count argument.  Check that the count is a power of two.
4646         (vect_strided_load_supported): Likewise.
4647         (vect_permute_store_chain): Return void.  Update after above changes.
4648         Assert that the access is supported.
4649         (vect_permute_load_chain): Likewise.
4650         (vect_transform_strided_load): Return void.
4651         * tree-vect-stmts.c (vectorizable_store): Update calls after
4652         above interface changes.
4653         (vectorizable_load): Likewise.
4654         (vect_analyze_stmt): Don't check for strided powers of two here.
4655
4656 2011-04-14  Richard Guenther  <rguenther@suse.de>
4657
4658         PR tree-optimization/48590
4659         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
4660         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4661         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
4662         BUILT_IN_STACK_SAVE.
4663         * tree-ssa-dce.c (propagate_necessity): Handle
4664         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4665
4666 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4667
4668         * c-parser.c (c_parser_objc_class_declaration): Updated call to
4669         objc_declare_class.
4670
4671 2011-04-14  Richard Guenther  <rguenther@suse.de>
4672
4673         * tree.h (get_object_alignment_1): Declare.
4674         * builtins.c (get_object_alignment_1): Split out worker from ...
4675         (get_object_alignment): ... here.
4676         * fold-const.c (get_pointer_modulus_and_residue): Use
4677         get_object_alignment_1.
4678
4679 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4680
4681         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
4682         type parameter.
4683         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
4684         parameter.  Generalise code to handle arrays as well as vectors.
4685         (vect_setup_realignment): Update accordingly.
4686         * tree-vect-stmts.c (vectorizable_store): Likewise.
4687         (vectorizable_load): Likewise.
4688
4689 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4690
4691         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
4692         within the per-copy loop.
4693
4694 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4695
4696         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
4697         in the dump file.
4698
4699 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4700
4701         * doc/options.texi (Negative): Explicitly mention that the
4702         Negative chain must be circular.
4703
4704 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
4705
4706         * function.h (block_chainon): Declare.
4707         * function.c (block_chainon): Define.
4708
4709 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
4710             Eric Weddington  <eric.weddington@atmel.com>
4711             Georg-Johann Lay  <avr@gjlay.de>
4712
4713         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
4714         New Includes
4715         (avr_init_builtins, avr_expand_builtin,
4716         avr_expand_delay_cycles, avr_expand_unop_builtin,
4717         avr_expand_binop_builtin ): New functions.
4718         (avr_builtin_id): New enum
4719         (struct avr_builtin_description): New struct
4720         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
4721         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4722
4723         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
4724         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
4725         UNSPECV_DELAY_CYCLES): new enumeration values
4726         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
4727         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
4728         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
4729         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
4730         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
4731         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
4732         "fmulsu"): New insns
4733
4734         * config/avr/avr-c.c: fix line endings
4735         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
4736         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
4737         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
4738         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
4739         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
4740
4741         * doc/extend.texi (AVR Built-in Functions): New node
4742         (Target Builtins): Add documentation of AVR
4743         built-in functions.
4744
4745 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
4746
4747         PR target/44643
4748         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
4749         alone. Error if non-const data has attribute progmem.
4750
4751 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4752
4753         * tree.h (struct tree_constructor): Include tree_typed instead of
4754         tree_common.
4755         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
4756         TS_TYPED instead of TS_COMMON.
4757
4758 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4759
4760         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
4761         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
4762         (sse2_psadbw): Merge with *avx_psadbw.
4763         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
4764         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
4765         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
4766         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
4767         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
4768         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
4769         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
4770         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
4771         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
4772         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
4773         (ssse3_palignrti): Merge with *avx_palignrti.
4774
4775 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4776
4777         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
4778         * tree-ssanames.c (fini_ssanames): VEC_free it.
4779         (make_ssa_name_fn): Update for VECness of free_ssanames.
4780         (release_ssa_name, release_dead_ssa_names): Likewise.
4781         * tree.h (struct tree_ssa_name): Include tree_typed instead of
4782         tree_common.
4783         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
4784         TS_TYPED instead of TS_COMMON.
4785
4786 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4787
4788         * postreload-gcse.c (gcse_after_reload_main): Add calls to
4789         statistics_counter_event.
4790         * tree-ssa-copyrename.c (stats): Define.
4791         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
4792         statistics_counter_event.
4793         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
4794         (bswap_stats, widen_mul_stats): Define.
4795         (insert_reciprocals): Increment rdivs_inserted.
4796         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
4797         rfuncs_inserted.  Add calls to statistics_counter_event.
4798         (execute_cse_sincos_1): Increment inserted.
4799         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
4800         statistics_counter_event.
4801         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
4802         of bswap_stats.  Add calls to statistics_counter_event.
4803         (convert_mult_to_widen): Increment widen_mults_inserted.
4804         (convert_plusminus_to_widen): Increment maccs_inserted.
4805         (convert_mult_to_fma): Increment fmas_inserted.
4806         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
4807         calls to statistics_counter_event.
4808
4809 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
4810
4811         PR rtl-optimization/48455
4812         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
4813         `temp_costs->mem_cost'.
4814
4815 2011-04-13  Jan Hubicka  <jh@suse.cz>
4816
4817         * ipa-inline.h: New file.
4818         * ipa-inline-analysis.c: New file. Broken out of ...
4819         * ipa-inline.c: ... this file; update toplevel comment;
4820         include ipa-inline.h
4821         (inline_summary): Move to ipa-inline.h
4822         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
4823         ipa-inline-analysis.c.
4824         (cgraph_estimate_time_after_inlining): Rename to
4825         estiamte_time_after_inlining; move to ipa-inline-analysis.c
4826         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
4827         to estimate_edge_growth.
4828         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
4829         rename to estimate_size_after_inlining.
4830         (cgraph_mark_inline_edge): Update for new naming convention.
4831         (cgraph_check_inline_limits): Likewise.
4832         (cgraph_edge_badness): Likewise.
4833         (cgraph_decide_recursive_inlining): Likewise.
4834         (cgraph_decide_inlining_of_small_functions): Likewise.
4835         (cgraph_decide_inlining_incrementally): Likewise.
4836         (cgraph_estimate_growth): Rename to estimate_growth; move to
4837         ipa-inline-analysis.c.
4838         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
4839         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
4840         (compute_inline_parameters): Likewise.
4841         (compute_inline_parameters_for_current): Likewise.
4842         (pass_inline_parameters): Likewise.
4843         (inline_indirect_intraprocedural_analysis): Likewise.
4844         (analyze_function): Rename to inline_analyze_function; likewise.
4845         (add_new_function): Move to ipa-inline-analysis.c.
4846         (inline_generate_summary): Likewise.
4847         (inline_read_summary): Likewise.
4848         (inline_write_summary): Likewise.
4849         * Makefile.in (ipa-inline-analysis.c): New file.
4850
4851 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4852
4853         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
4854         * configure: Regenerate.
4855
4856 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4857
4858         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
4859         instead of tree_common.
4860         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
4861         Likewise.
4862         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
4863         TS_TYPED rather than TS_COMMON.
4864         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
4865
4866 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
4867
4868         PR target/45263
4869         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
4870         r20 around calls of __tablejump_elpm__
4871
4872 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
4873
4874         PR middle-end/48591
4875         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
4876         NULL.
4877         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
4878
4879 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
4880
4881         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
4882         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
4883         (cfi_vec): New typedef.
4884         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
4885         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
4886         (cie_cfi_vec): New static variable.
4887         (cie_cfi_head): Delete.
4888         (add_cfi): Accept a cfi_vec * as first argument. All callers and
4889         declaration changed. Use vector rather than list operations.
4890         (new_cfi): Don't initialize the dw_cfi_next field.
4891         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
4892         rather than list operations.
4893         (lookup_cfa): Use vector rather than list operations.
4894         (output_cfis): New argument upto. Accept a cfi_vec rather than
4895         a dw_cfi_ref list head as argument. All callers changed.
4896         Iterate over the vector using upto as a maximum index.
4897         (output_all_cfis): New static function.
4898         (output_fde): Use vector rather than list operations. Use the
4899         new upto argument for output_cfis rather than manipulating a
4900         list.
4901         (dwarf2out_begin_prologue): Change initializations to match
4902         new struct members.
4903         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
4904         from the vector length rather than searching for the end of a list.
4905         Use output_all_cfis.
4906         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
4907
4908 2011-04-13  Nick Clifton  <nickc@redhat.com>
4909
4910         * config/rx/rx.md (movmemsi): Do not use this pattern when
4911         volatile pointers are involved.
4912
4913 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4914
4915         * config/i386/sse.md (pinsrbits): Remove.
4916         (sse2_packsswb): Merge with *avx_packsswb.
4917         (sse2_packssdw): Merge with *avx_packssdw.
4918         (sse2_packuswb): Merge with *avx_packuswb.
4919         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
4920         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
4921         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
4922         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
4923         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
4924         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
4925         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
4926         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
4927         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
4928         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
4929         (sse2_loadld): Merge with *avx_loadld.
4930         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
4931         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
4932         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
4933         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
4934         (vec_concatv2di): Merge with *vec_concatv2di_avx.
4935
4936 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
4937
4938         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
4939         calling TREE_CHAIN.
4940         * print-tree.c (print_node): Likewise.
4941         * tree-inline.c (copy_tree_r): Likewise.
4942         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
4943         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
4944         instead of TS_COMMON.
4945         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
4946         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
4947         (copy_node_stat): Zero TREE_CHAIN only if necessary.
4948         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
4949         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
4950         ...and these...
4951         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
4952         * tree.h: ...here.
4953         (TREE_CHAIN): Check for a TS_COMMON structure.
4954         (TREE_TYPE): Check for a TS_TYPED structure.
4955
4956 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
4957
4958         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4959         cgraph_get_create_node instead of cgraph_node.
4960
4961 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4962
4963         * c-parser.c (c_parser_initelt): Updated call to
4964         objc_build_message_expr.
4965         (c_parser_postfix_expression): Likewise.
4966
4967 2011-04-12  Kai Tietz  <ktietz@redhat.com>
4968
4969         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
4970         MASK_MS_BITFIELD_LAYOUT bit.
4971
4972 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4973
4974         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
4975         assert it is always true.
4976         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
4977         moves.
4978
4979 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4980
4981         * c-parser.c (c_lex_one_token): Rewritten conditional used when
4982         compiling Objective-C to be more efficient.
4983
4984 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
4985
4986         * opts-common.c (decode_cmdline_options_to_array): Remove variable
4987         argv_copied.
4988
4989 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4990
4991         * recog.h, genoutput.c, optabs.c: Revert last patch.
4992
4993 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4994
4995         PR target/48090
4996         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
4997
4998 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4999
5000         * recog.h (insn_operand_data): Add an "allows_mem" field.
5001         * genoutput.c (output_operand_data): Initialize it.
5002         * optabs.c (maybe_legitimize_operand_same_code): New function.
5003         (maybe_legitimize_operand): Use it when matching the original
5004         op->value.
5005
5006 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
5007
5008         * genpreds.c (process_define_predicate): Move most processing
5009         to gensupport.c.  Continue to validate the expression.
5010         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
5011         (process_define_predicate): Move processing to gensupport.c.
5012         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
5013         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
5014         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
5015         argument.
5016         (valid_predicate_name_p): New function, split out from old
5017         genpreds.c:process_define_predicate.
5018         (process_define_predicate): New function, combining code from
5019         old genpreds.c and genrecog.c functions.
5020         (process_rtx): Call it for DEFINE_PREDICATE and
5021         DEFINE_SPECIAL_PREDICATE.
5022
5023 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
5024
5025         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
5026         size of a '%A' memory reference.
5027         (T_DREG, T_QREG): New neon_builtin_type_bits.
5028         (arm_init_neon_builtins): Assert that the load and store operands
5029         are neon_struct_operands.
5030         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
5031         (NEON_ARG_MEMORY): New builtin_arg.
5032         (neon_dereference_pointer): New function.
5033         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
5034         Handle NEON_ARG_MEMORY.
5035         (arm_expand_neon_builtin): Update after above interface changes.
5036         Use NEON_ARG_MEMORY for loads and stores.
5037         * config/arm/predicates.md (neon_struct_operand): New predicate.
5038         * config/arm/iterators.md (V_two_elem): Tweak formatting.
5039         (V_three_elem): Use BLKmode for accesses that have no associated mode.
5040         (V_four_elem): Tweak formatting.
5041         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
5042         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
5043         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
5044         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
5045         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
5046         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
5047         (neon_vst4<mode>): Replace pointer operand with a memory operand.
5048         Use %A in the output template.
5049         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
5050         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
5051         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
5052         the width of the memory access.  Remove post-increment.
5053         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
5054
5055 2011-04-12  Nick Clifton  <nickc@redhat.com>
5056
5057         * config/v850/v850.c (expand_prologue): Do not use the CALLT
5058         instruction for interrupt handlers if the target is the basic V850
5059         architecture.
5060         (expand_epilogue): Likewise.
5061
5062 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
5063
5064         PR rtl-optimization/48549
5065         * combine.c (propagate_for_debug): Also stop after BB_END of
5066         this_basic_block.  Process LAST and just stop processing after it.
5067         (combine_instructions): If last_combined_insn has been deleted,
5068         set last_combined_insn to its PREV_INSN.
5069
5070 2011-04-12  Richard Guenther  <rguenther@suse.de>
5071
5072         PR tree-optimization/46076
5073         * gimple.h (struct gimple_statement_call): Add fntype field.
5074         (gimple_call_fntype): Adjust.
5075         (gimple_call_set_fntype): New function.
5076         * gimple.c (gimple_build_call_1): Set the call function type.
5077         * gimplify.c (gimplify_call_expr): Preserve the function
5078         type the frontend used for the call.
5079         (gimplify_modify_expr): Likewise.
5080         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
5081         function type.
5082         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
5083         function type.
5084         * tree-ssa.c (useless_type_conversion_p): Function pointer
5085         conversions are useless.
5086
5087 2011-04-12  Martin Jambor  <mjambor@suse.cz>
5088
5089         * cgraph.h (cgraph_node): Remove function declaration.
5090         (cgraph_create_node): Declare.
5091         (cgraph_get_create_node): Likewise.
5092         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
5093         Updated all callers.
5094         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
5095         the decl does not already exist.  Call cgraph_get_create_node instead
5096         of cgraph_node.
5097         (cgraph_get_create_node): New function.
5098         (cgraph_same_body_alias): Update comment.
5099         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
5100         assert it does not return NULL.
5101         (cgraph_update_edges_for_call_stmt): Likewise.
5102         (cgraph_clone_edge): Likewise.
5103         (cgraph_create_virtual_clone): Likewise.
5104         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
5105         instead of cgraph_node.
5106         (cgraph_add_new_function): Call cgraph_create_node or
5107         cgraph_get_create_node instead of cgraph_node.
5108         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
5109         instead of cgraph_node.
5110         (record_eh_tables): Likewise.
5111         (mark_address): Likewise.
5112         (mark_load): Likewise.
5113         (build_cgraph_edges): Call cgraph_get_create_node instead
5114         of cgraph_node.
5115         (rebuild_cgraph_edges): Likewise.
5116         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
5117         instead of cgraph_node.
5118         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
5119         cgraph_node.
5120         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
5121         cgraph_create_node instead of cgraph_node.
5122         * c-decl.c (finish_function): Call cgraph_get_create_node instead
5123         of cgraph_node.
5124         * lto-cgraph.c (input_node): Likewise.
5125         * lto-streamer-in.c (input_function): Likewise.
5126         * varasm.c (mark_decl_referenced): Likewise.
5127         (assemble_alias): Likewise.
5128
5129 2011-04-12  Martin Jambor  <mjambor@suse.cz>
5130
5131         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
5132         instead of cgraph_node and assert it does not return NULL.
5133         * lto-streamer-in.c (lto_read_body): Likewise.
5134         * omp-low.c (new_omp_context): Likewise.
5135         (create_task_copyfn): Likewise.
5136         * tree-emutls.c (lower_emutls_function_body): Likewise.
5137         * matrix-reorg.c (transform_allocation_sites): Likewise.
5138
5139 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
5140
5141         PR c/48552
5142         * c-typeck.c (build_asm_expr): Error out on attempts to use
5143         void type outputs or inputs for constraints that allow reg or
5144         don't allow memory.
5145
5146 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
5147             Richard Earnshaw  <rearnsha@arm.com>
5148
5149         PR target/48250
5150         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
5151         to use sign-magnitude offsets. Reject unsupported unaligned
5152         cases. Add detailed description in comments.
5153         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
5154         condition from TARGET_32BIT to TARGET_ARM.
5155
5156 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
5157
5158         * tree.h (struct typed_tree): New.
5159         (struct tree_common): Include it instead of tree_base.
5160         (TREE_TYPE): Update for new location of type field.
5161         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
5162         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
5163         (union tree_node): Add typed field.
5164         * treestruct.def (TS_TYPED): New.
5165         * lto-streamer.c (check_handled_ts_structures): Handle it.
5166         * tree.c (MARK_TS_TYPED): New macro.
5167         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
5168
5169 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
5170
5171         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
5172         (force_nonfallthru): Do not alter the loop nest if no basic block
5173         was created.
5174
5175 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
5176
5177         * config/i386/sse.md (VI): New mode iterator.
5178         (SSEMODEI): Remove.
5179         (AVX256MODEI): Ditto.
5180         (AVXMODEF4P): Ditto.
5181         (avxvecpsmode): Ditto.
5182         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
5183         (sse2_andnot<mode>3): New expander.
5184         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
5185         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
5186         (<any_logic:code><mode>3): Use VI mode iterator.
5187         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
5188         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
5189         (*andnottf3): Handle AVX three-operand constraints.
5190         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
5191
5192 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5193             Robert Millan  <rmh@gnu.org>
5194
5195         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
5196         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
5197         GNU_USER_DYNAMIC_LINKER64): Define.
5198         (REG_NAME): Don't undefine.
5199         (MD_UNWIND_SUPPORT): Undefine.
5200         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
5201         (REG_NAME): Don't undefine.
5202         (MD_UNWIND_SUPPORT): Undefine.
5203         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
5204
5205 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5206
5207         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
5208         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
5209
5210 2011-04-11  Xinliang David Li  <davidxl@google.com>
5211
5212         * value-profile.c (check_ic_target): New function.
5213         (gimple_ic_transform): Sanity check indirect call target.
5214         * gimple-low.c (gimple_check_call_args): Interface change.
5215         (gimple_check_call_matching_types): New function.
5216         * tree-inline.c (tree_can_inline_p): Call new function.
5217
5218 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
5219
5220         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
5221         tree-pretty-print.h & realmpfr.h.
5222
5223 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
5224
5225         PR middle-end/48464
5226         * ira.c (setup_pressure_classes): Fix typo in loop condition.
5227         (setup_allocno_and_important_classes): Ditto.
5228
5229 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5230
5231         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
5232         GNU_USER_DYNAMIC_LINKER.
5233         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
5234         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5235         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
5236         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5237         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5238         GNU_USER_TARGET_OS_CPP_BUILTINS.
5239         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
5240         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5241         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5242         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5243         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
5244         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5245         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5246         GNU_USER_TARGET_OS_CPP_BUILTINS.
5247         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5248         GNU_USER_DYNAMIC_LINKER.
5249         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5250         GNU_USER_TARGET_OS_CPP_BUILTINS.
5251         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
5252         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5253         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
5254         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5255         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
5256         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
5257         GNU_USER_DYNAMIC_LINKER64): Remove.
5258         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
5259         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5260         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5261         GNU_USER_DYNAMIC_LINKER.
5262         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5263         GNU_USER_TARGET_OS_CPP_BUILTINS.
5264         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5265         GNU_USER_TARGET_OS_CPP_BUILTINS.
5266         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
5267         to GNU_USER_TARGET_OS_CPP_BUILTINS.
5268         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5269         GNU_USER_TARGET_OS_CPP_BUILTINS.
5270         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
5271         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
5272         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
5273         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
5274         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5275         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5276         GNU_USER_DYNAMIC_LINKER.
5277         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5278         GNU_USER_TARGET_OS_CPP_BUILTINS.
5279         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
5280         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5281         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5282         GNU_USER_DYNAMIC_LINKER.
5283         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5284         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5285         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
5286         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5287         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5288         GNU_USER_DYNAMIC_LINKER.
5289         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
5290         GNU_USER_DYNAMIC_LINKERN32.
5291         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
5292         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
5293         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
5294         GNU_USER_DYNAMIC_LINKER32.
5295         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
5296         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5297         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5298         GNU_USER_DYNAMIC_LINKER.
5299         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5300         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5301         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
5302         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5303         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5304         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
5305         GNU_USER_DYNAMIC_LINKER32.
5306         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
5307         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
5308         GNU_USER_DYNAMIC_LINKER.
5309         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
5310         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5311         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
5312         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
5313         GNU_USER_DYNAMIC_LINKER64.
5314         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
5315         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5316         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5317         GNU_USER_DYNAMIC_LINKER.
5318         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
5319         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5320         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5321         GNU_USER_DYNAMIC_LINKER.
5322         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
5323         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5324         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
5325         GNU_USER_DYNAMIC_LINKER32.
5326         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
5327         GNU_USER_DYNAMIC_LINKER64.
5328         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
5329         GNU_USER_DYNAMIC_LINKER64.
5330         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
5331         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5332         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
5333         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5334         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5335
5336 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5337
5338         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
5339         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
5340         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
5341         GNU_USER_DYNAMIC_LINKER.
5342         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5343         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
5344         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
5345         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
5346         GNU_USER_DYNAMIC_LINKER64.
5347         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5348         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
5349         GNU_USER_LINK_EMULATION.
5350         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
5351         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
5352         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
5353         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
5354         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
5355         CPP_SPEC, CC1_SPEC): Remove.
5356         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
5357         (GNU_USER_DYNAMIC_LINKER): Define.
5358         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
5359         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
5360         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
5361         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
5362         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
5363         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
5364         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5365         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
5366         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
5367         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
5368         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
5369         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
5370         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
5371         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
5372         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
5373         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5374         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5375         GNU_USER_DYNAMIC_LINKER.
5376         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5377         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5378         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5379         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5380         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5381         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5382         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
5383         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
5384         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
5385         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
5386
5387 2011-04-11  Kai Tietz  <ktietz@redhat.com>
5388
5389         PR target/9601
5390         PR target/11772
5391         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
5392         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
5393         comment.
5394         (ix86_is_msabi_thiscall): Removed.
5395         (ix86_is_type_thiscall): Likewise.
5396         (ix86_get_callcvt): New function.
5397         (ix86_comp_type_attributes): Simplify check.
5398         (ix86_function_regparm): Use ix86_get_callcvt for calling
5399         convention attribute checks.
5400         (ix86_return_pops_args): Likewise.
5401         (ix86_static_chain): Likewise.
5402         (x86_this_parameter): Likewise.
5403         (x86_output_mi_thunk): Likewise.
5404         (ix86_function_type_abi): Optimize check for types without attributes.
5405         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
5406         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
5407         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
5408         by flag-values.
5409         (IX86_BASE_CALLCVT): Helper macro.
5410         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
5411         Use ix86_get_callcvt for calling convention attribute checks and avoid
5412         symbol-decoration for stdcall in TARGET_RTD case.
5413         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5414         Likewise.
5415         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
5416         for declaration.
5417
5418 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
5419
5420         * config/i386/sse.md (VI_128): New mode iterator.
5421         (VI12_128): Rename from SSEMODE12.
5422         (VI14_128): Rename from SSEMODE14.
5423         (VI124_128): New mode iterator.
5424         (VI24_128): Rename from SSEMODE248.
5425         (VI248_128): Rename from SSEMODE248.
5426         (SSEMODE124C8): Remove.
5427         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5428         (*sse2_<plusminus_insn><mode>3): Merge with
5429         *avx_<plusminus_insn><mode>3.
5430         (*mulv8hi3): Merge with *avx_mulv8hi3.
5431         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
5432         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
5433         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
5434         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
5435         (ashr<mode>3): Merge with *avx_ashr<mode>3.
5436         (lshr<mode>3): Merge with *avx_lshr<mode>3.
5437         (ashl<mode>3): Merge with *avx_ashl<mode>3.
5438         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
5439         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
5440         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5441         (*<smaxmin:code>v8hi3): Ditto.
5442         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
5443         (*<smaxmin:code>v16qi3): Ditto.
5444         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
5445         (*sse2_eq<mode>3): Ditto.
5446         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
5447         (*sse2_gt<mode>3): Ditto.
5448         (vcondv2di): Split out of vcond<mode>.
5449         (vconduv2di): Split out of vcondu<mode>.
5450
5451 2011-04-11  Richard Guenther  <rguenther@suse.de>
5452
5453         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
5454         before calling tree_low_cst.
5455
5456 2011-04-11  Richard Guenther  <rguenther@suse.de>
5457
5458         * stor-layout.c (layout_type): Compute all array index size operations
5459         in the original type.
5460         (initialize_sizetypes): Add comment.
5461         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
5462
5463 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5464
5465         * common.opt (Tbss=, Tdata=, Ttext=): New options.
5466
5467 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5468
5469         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
5470         of cgraph_node, handle NULL return value.
5471         (cgraph_global_info): Likewise.
5472         (cgraph_rtl_info): Likewise.
5473         * tree-inline.c (estimate_num_insns): Likewise.
5474         * gimplify.c (unshare_body): Likewise.
5475         (unvisit_body): Likewise.
5476         (gimplify_body): Likewise.
5477         * predict.c (optimize_function_for_size_p): Likewise.
5478         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
5479         (call_may_clobber_ref_p_1): Likewise.
5480         * varasm.c (function_section_1): Likewise.
5481         (assemble_start_function): Likewise.
5482
5483 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5484
5485         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
5486         of cgraph_node.
5487         * final.c (rest_of_clean_state): Likewise.
5488         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
5489         * passes.c (pass_init_dump_file): Likewise.
5490         (execute_all_ipa_transforms): Likewise.
5491         (function_called_by_processed_nodes_p): Likewise.
5492         * predict.c (maybe_hot_frequency_p): Likewise.
5493         (probably_never_executed_bb_p): Likewise.
5494         (compute_function_frequency): Likewise.
5495         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
5496         (unnest_nesting_tree_1): Likewise.
5497         (lower_nested_functions): Likewise.
5498         * tree-optimize.c (execute_fixup_cfg): Likewise.
5499         (tree_rest_of_compilation): Likewise.
5500         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
5501         * tree-sra.c (ipa_early_sra): Likewise.
5502         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
5503         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
5504         * ipa.c (record_cdtor_fn): Likewise.
5505         * ipa-inline.c (cgraph_early_inlining): Likewise.
5506         (compute_inline_parameters_for_current): Likewise.
5507         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
5508         * ipa-pure-const.c (local_pure_const): Likewise.
5509         * ipa-split.c (split_function): Likewise.
5510         (execute_split_functions): Likewise.
5511         * cgraphbuild.c (build_cgraph_edges): Likewise.
5512         (rebuild_cgraph_edges): Likewise.
5513         (cgraph_rebuild_references): Likewise.
5514         (remove_cgraph_callee_edges): Likewise.
5515         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
5516         (verify_cgraph_node): Likewise.
5517         (cgraph_analyze_functions): Likewise.
5518         (cgraph_preserve_function_body_p): Likewise.
5519         (save_inline_function_body): Likewise.
5520         (save_inline_function_body): Likewise.
5521         * tree-inline.c (copy_bb): Likewise.
5522         (optimize_inline_calls): Likewise.
5523
5524 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5525
5526         PR tree-optimization/48195
5527         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
5528         ipa_check_create_edge_args.
5529         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
5530         ipa_check_create_edge_args.
5531         * ipa-inline.c (inline_generate_summary): Do not call
5532         ipa_check_create_node_params and ipa_check_create_edge_args.
5533         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
5534         ipa_check_create_edge_args.
5535
5536 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
5537
5538         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
5539         instead of loop.
5540         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5541         * function.c (record_hard_reg_sets): Likewise.
5542         * ira.c (compute_regs_asm_clobbered): Likewise.
5543         * sched-deps.c (sched_analyze_1): Likewise.
5544         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
5545
5546 2011-04-09  Xinliang David Li  <davidxl@google.com>
5547
5548         PR tree-optimization/PR48484
5549         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
5550         has_valid_pred lazily
5551
5552 2011-04-09  Duncan Sands  <baldrick@free.fr>
5553
5554         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
5555
5556 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
5557
5558         * combine.c (combine_validate_cost): Adjust comments.  Set registered
5559         cost of I0 to zero at the end, if any.
5560
5561 2011-04-08  Xinliang David Li  <davidxl@google.com>
5562
5563         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
5564         to insane profile data.
5565
5566 2011-04-08  Xinliang David Li  <davidxl@google.com>
5567
5568         * ipa-cp.c (ipcp_update_profiling): Correct
5569          negative scale factor due to insane profile data.
5570
5571 2011-04-08  Xinliang David Li  <davidxl@google.com>
5572
5573         * final.c (dump_basic_block_info): New function.
5574         (final): Dump basic block.
5575         (final_scan_insn): Remove old dump.
5576
5577 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
5578
5579         PR target/47829
5580         * config.gcc (i386-*-freebsd): Disable unwind table generation for
5581         crtbegin/crtend.
5582
5583 2011-04-08  Michael Matz  <matz@suse.de>
5584
5585         PR middle-end/48389
5586         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
5587         functions.
5588         (rebuild_jump_labels): Call rebuild_jump_labels_1.
5589         * rtl.h (rebuild_jump_labels_chain): Declare.
5590         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
5591         insns inserted on edges.
5592
5593 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
5594
5595         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
5596         * config/arm/arm-arches.def: New.
5597         * config/arm/arm-opts.h: New.
5598         * config/arm/genopt.sh: New.
5599         * config/arm/arm-tables.opt: New (generated).
5600         * config/arm/arm.c (arm_handle_option, arm_target_help,
5601         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
5602         (all_architectures): Get most table contents from arm-arches.def.
5603         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
5604         arm_selected_tune here.
5605         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
5606         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
5607         (march=, mcpu=, mtune=): Use Enum and Var.
5608         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
5609         (arm.o): Update dependencies.
5610
5611 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
5612
5613         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
5614         of header_file.
5615         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
5616         (write_typed_alloc_defns): Likewise.
5617         (main): Calls write_typed_alloc_defns with output_header.
5618
5619 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
5620
5621         PR inline-asm/48435
5622         * ira-color.c (setup_profitable_hard_regs): Add comments.
5623         Don't take prohibited hard regs into account.
5624         (setup_conflict_profitable_regs): Rename to
5625         get_conflict_profitable_regs.
5626         (check_hard_reg_p): Check prohibited hard regs.
5627
5628 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
5629
5630         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
5631         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
5632         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
5633
5634 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5635
5636         PR target/48366
5637         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
5638         move from floating point to shift amount register.
5639         (emit_move_sequence): Remove secondary reload support for floating
5640         point to shift amount amount register copies.
5641         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
5642         amount register copies.
5643         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
5644         register, return false if mode isn't a scalar integer mode.
5645         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
5646
5647 2011-04-08  Richard Guenther  <rguenther@suse.de>
5648
5649         * gimple.c (gimple_call_flags): Remove kludge.
5650
5651 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5652
5653         * sel-sched.c (sel_region_init): Move call to
5654         sel_setup_region_sched_flags after setup_current_loop_nest.
5655
5656 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
5657
5658         PR rtl-optimization/48272
5659         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
5660         init_insn_reg_pressure_info.  Adjust a caller.
5661         * sched-int.h (init_insn_reg_pressure_info): Declare.
5662         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
5663         when sched-pressure is enabled.
5664
5665 2011-04-08  Richard Guenther  <rguenther@suse.de>
5666
5667         * gimple.c (gimple_set_modified): Do not queue calls to
5668         MODIFIED_NORETURN_CALLS here ...
5669         * tree-ssa-operands.c (update_stmt_operands): ... but here.
5670
5671 2011-04-08  Richard Guenther  <rguenther@suse.de>
5672
5673         PR lto/48467
5674         * toplev.c (lang_dependent_init): Do not open asm_out_file
5675         in WPA mode, nor perform debug machinery initialization.
5676         (finalize): Do not unlink asm_out_file in WPA mode.
5677
5678 2011-04-08  Richard Guenther  <rguenther@suse.de>
5679
5680         * gimple.h (gimple_call_fntype): New function.
5681         (gimple_call_return_type): Use it.
5682         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
5683         * gimple-low.c (gimple_check_call_args): Likewise.
5684         * gimple.c (gimple_call_flags): Likewise.
5685         (gimple_call_arg_flags): Likewise.
5686         (gimple_call_return_flags): Likewise.
5687         * tree-cfg.c (verify_gimple_call): Likewise.
5688         (do_warn_unused_result): Likewise.
5689         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5690         * value-prof.c (gimple_ic_transform): Fix fndecl check.
5691
5692 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
5693
5694         PR rtl-optimization/48235
5695         * sel-sched.c (code_motion_process_successors): Recompute the last
5696         insn in basic block if control flow changed.
5697         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
5698         Update condition for ilist_remove.
5699
5700 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5701
5702         PR rtl-optimization/48302
5703         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
5704         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
5705         it to record added preheader blocks.
5706         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
5707         on to sel_add_loop_preheaders.
5708         (sel_region_init): Move call to setup_current_loop_nest after
5709         sel_init_bbs.
5710
5711 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5712
5713         PR target/48273
5714         * cfgloop.h (loop_has_exit_edges): New helper.
5715         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
5716         non-clonable.
5717         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
5718         that have no exit edges.
5719
5720 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5721
5722         PR rtl-optimization/48442
5723         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
5724         all callers.  Adjust assert.
5725
5726 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
5727
5728         PR tree-optimization/48377
5729         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
5730         is_packed to true even for types with smaller TYPE_ALIGN than
5731         TYPE_SIZE.
5732
5733 2011-04-08  Richard Guenther  <rguenther@suse.de>
5734
5735         PR bootstrap/48513
5736         * doc/tm.texi: Re-generate.
5737
5738 2011-04-08  Wei Guozhi  <carrot@google.com>
5739
5740         PR target/47855
5741         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
5742         * config/arm/arm.c (arm_attr_length_push_multi): New function.
5743         * config/arm/arm.md (*push_multi): Change the length computation to
5744         call a C function.
5745
5746 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
5747
5748         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
5749         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
5750         * doc/tm.texi: Regenerate.
5751         * system.h (ASM_OUTPUT_BSS): Poison.
5752         * varasm.c (asm_output_bss): Remove function.
5753         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
5754
5755         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
5756         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
5757         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
5758         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5759         Likewise.
5760         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5761         Likewise.
5762         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5763         Likewise.
5764         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5765
5766 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5767
5768         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
5769         EnumValue lines.
5770
5771 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5772
5773         * config/m68k/m68k.c (m68k_handle_option): Don't handle
5774         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
5775         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
5776         OPT_mcpu32.
5777         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5778         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
5779         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
5780         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
5781         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
5782         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
5783         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5784         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
5785         options.  Don't map other m68k options manually.  Don't handle
5786         old-style options as canonical.
5787         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5788         * doc/install.texi (m68k-*-*): Document binutils version requirement.
5789
5790 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
5791
5792         * basic-block.h (force_nonfallthru): Move to...
5793         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
5794         (force_nonfallthru): ...here.
5795         * cfghooks.c (force_nonfallthru): New function.
5796         * cfgrtl.c (force_nonfallthru): Rename into...
5797         (rtl_force_nonfallthru): ...this.
5798         (commit_one_edge_insertion): Do not set AUX field.
5799         (commit_edge_insertions): Do not discover new basic blocks.
5800         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
5801         (cfg_layout_rtl_cfg_hooks): Likewise.
5802         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
5803         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
5804         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
5805
5806 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
5807
5808         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
5809         Remove macros.
5810
5811 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
5812
5813         * config/i386/sse.md: Update copyright year.
5814         (avxcvtvecmode): Remove.
5815         (sse_movhlps): Merge with *avx_movhlps.
5816         (sse_movlhps): Merge with *avx_movlhps.
5817         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
5818         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
5819         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
5820         (sse_loadhps): Merge with *avx_loadhps.
5821         (sse_storelps): Merge with *avx_storelps.
5822         (sse_loadlps): Merge with *avx_loadlps.
5823         (sse_movss): Merge with *avx_movss.
5824         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
5825         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
5826         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
5827         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
5828         (vec_set<mode>_0): Ditto.
5829         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
5830         (sse4_1_insertps): Merge with *avx_insertps.
5831         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
5832         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
5833         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
5834         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
5835         (sse2_storehpd): Merge with *avx_storehpd.
5836         (sse2_loadhpd): Merge with *avx_loadhpd.
5837         (sse2_loadlpd): Merge with *avx_loadlpd.
5838         (sse2_movsd): Merge with *avx_movsd.
5839         (*vec_concatv2df): Merge with *vec_concatv2df.
5840
5841 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
5842
5843         PR debug/48343
5844         * combine.c (combine_instructions): Add last_combined_insn,
5845         update it if insn is after it, pass it to all try_combine calls.
5846         (try_combine): Add last_combined_insn parameter, pass it instead of
5847         i3 to propagate_for_debug.
5848
5849 2011-04-07  Nick Clifton  <nickc@redhat.com>
5850
5851         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
5852         to handle MDR <-> data register transfers.
5853         (movhi_internal): Likewise.
5854
5855 2011-04-07  Alan Modra  <amodra@gmail.com>
5856
5857         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
5858         previous stack info.
5859
5860 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5861
5862         PR target/43920
5863         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
5864         flow_find_cross_jump.  Swap variables to implement backward replacement.
5865         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
5866
5867 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5868
5869         PR target/43920
5870         * cfgcleanup.c (walk_to_nondebug_insn): New function.
5871         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
5872         and bb2.
5873         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
5874         src1 or src2.  Redirect edges to the last basic block.  Update
5875         frequency and count on multiple basic blocks in case of fallthru.
5876
5877 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5878
5879         PR target/43920
5880         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
5881         function.
5882         (old_insns_match_p): Change return type.  Replace return false/true
5883         with return dir_none/dir_both.  Use can_replace_by.
5884         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
5885         direction from dir_p.  Register replacement direction in dir, last_dir
5886         and afterlast_dir.  Handle new return type of old_insns_match_p using
5887         merge_dir.  Return replacement direction in dir_p.
5888         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
5889         return type of old_insns_match_p.
5890         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
5891         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
5892         flow_find_cross_jump.
5893         * basic-block.h (enum replace_direction): New type.
5894         (flow_find_cross_jump): Add parameter to declaration.
5895
5896 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5897
5898         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
5899         (AVXMODEDCVTPS2DQ): Ditto.
5900         (VEC_FLOAT_MODE): Ditto.
5901         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
5902         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5903         (<any_logic:code><mode>3): Use VF mode iterator.
5904         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
5905         Use VF mode iterator.
5906         (copysign<mode>3): Use VF mode iterator.
5907         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
5908         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5909         (*<any_logic:code><MODEF:mode>3): Merge with
5910         *avx_<any_logic:code><MODEF:mode>3.
5911         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
5912         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
5913         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
5914         (avx_cvtdq2ps<avxmodesuffix>): Remove.
5915         (sse2_cvtdq2ps): Use %v modifier.
5916         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
5917         (avx_cvtps2dq<avxmodesuffix>): Remove.
5918         (sse2_cvtps2dq): Use %v modifier.
5919         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
5920         (avx_cvttps2dq<avxmodesuffix>): Remove.
5921         (sse2_cvttps2dq): Use %v modifier.
5922         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
5923         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
5924         (sse2_cvtsd2siq): Fix insn template.
5925         (sse2_cvtsd2siq_2): Ditto.
5926         (sse2_cvttsd2siq): Ditto.
5927         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
5928         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
5929
5930 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5931
5932         * gcov-io.c: Use GCC Runtime Library Exception.
5933
5934 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
5935
5936         PR debug/48466
5937         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
5938         as base_reg whatever register reg has been eliminated to, instead
5939         of hardcoding STACK_POINTER_REGNUM.
5940
5941 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5942
5943         * doc/tm.texi.in: Document C target hooks as separate from general
5944         target hooks.
5945         * doc/tm.texi: Regenerate.
5946         * genhooks.c (struct hook_desc): Add docname field.
5947         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
5948         docname field.
5949         (hook_array): Include c-target.def.
5950         (emit_documentation): Use docname field in output.
5951         (emit_init_macros): Take docname argument.  Only emit definitions
5952         for hooks matching docname.
5953         (main): Expect additional arguments in all cases.  Pass argument
5954         to emit_init_macros.
5955         * target.def: Move initial macro definitions and comments to
5956         target-hooks-macros.h.
5957         (gcc_targetcm): Move to c-family/c-target.def.
5958         * target.h (targetcm): Move declaration to c-family/c-target.h.
5959         * targhooks.c (default_handle_c_option): Move to
5960         c-family/c-opts.c.
5961         * targhooks.h (default_handle_c_option): Move declaration to
5962         c-family/c-common.h.
5963         * target-hooks-macros.h: New file.
5964         * config.gcc (target_has_targetcm): Define and use to add to
5965         c_target_objs and cxx_target_objs.
5966         * config/default-c.c: New file.
5967         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
5968         of target.h and target-def.h.
5969         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
5970         (darwin_objc_construct_string, darwin_cfstring_ref_p,
5971         darwin_check_cfstring_format_arg): Make static.
5972         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5973         TARGET_STRING_OBJECT_REF_TYPE_P,
5974         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
5975         * config/darwin-protos.h (darwin_objc_construct_string,
5976         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
5977         declare.
5978         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5979         TARGET_STRING_OBJECT_REF_TYPE_P,
5980         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
5981         * config/t-darwin (darwin-c.o): Update dependencies.
5982         * system.h (TARGET_HAS_TARGETCM): Poison.
5983         * Makefile.in (TARGET_H): Update.
5984         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
5985         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
5986         (default-c.o): New target.
5987         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
5988         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
5989         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
5990         c-target.def.
5991         (build/genhooks.o): Update dependencies.
5992
5993 2011-04-06  Richard Guenther  <rguenther@suse.de>
5994
5995         * ipa-inline.c (enum inlining_mode): Remove.
5996         (cgraph_flatten): Use some other token.
5997         (cgraph_edge_early_inlinable_p): New function, split out from ...
5998         (cgraph_perform_always_inlining): New function, split out from ...
5999         (cgraph_decide_inlining_incrementally): ... here.
6000         (cgraph_mark_inline_edge): Adjust.
6001         (cgraph_early_inlining): Re-structure.
6002         (pass_early_inline): Require SSA form.
6003
6004 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
6005             Julian Brown  <julian@codesourcery.com>
6006             Mark Shinwell  <shinwell@codesourcery.com>
6007
6008         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
6009         LO_REGS only for Thumb-1.
6010         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
6011         be used in short instructions when optimising for size on Thumb-2.
6012
6013 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
6014
6015         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
6016         associated with user returns to be preserved.
6017
6018 2011-04-06  Tristan Gingold  <gingold@adacore.com>
6019
6020         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
6021         symbol_queue_size, DBXOUT_DECR_NESTING,
6022         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
6023         if XCOFF_DEBUGGING_INFO.
6024
6025 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
6026
6027         * config/i386/i386.md (attribute isa): New.
6028         (attribute enabled): New.
6029         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
6030         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
6031         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
6032         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
6033         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
6034         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
6035         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
6036         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
6037
6038         * config/i386/sse.md (VF): New mode iterator.
6039         (VF1): Ditto.
6040         (VF2): Ditto.
6041         (VF_128): Ditto.
6042         (SSEMODEF4): Remove.
6043         (attribute sse): Handle V8SF and V4DF modes.
6044         (<absneg:code><mode>2): Use VF mode iterator.
6045         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
6046         mode iterator.
6047         (<plusminus_insn><mode>3): Use VF mode iterator.
6048         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
6049         Use VF mode iterator.
6050         (<sse>_vm<plusminus_insn><mode>3): Merge with
6051         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
6052         (mul<mode>3): Use VF mode iterator.
6053         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
6054         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
6055         mode iterator.
6056         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
6057         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
6058         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
6059         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
6060         mode iterator.
6061         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
6062         Use VF1 mode iterator.
6063         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
6064         (sqrt<VF2:mode>2): New expander.
6065         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
6066         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
6067         and sqrtv2df2.  Use VF mode iterator.
6068         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
6069         mode iterator.
6070         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
6071         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
6072         Use VF1 mode iterator.
6073         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
6074         (<smaxmin:code><mode>3): Use VF mode iterator.
6075         (*<smaxmin:code><mode>3_finite): Merge with
6076         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
6077         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
6078         (<sse>_vm<smaxmin:code><mode>2): Merge with
6079         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
6080         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
6081         mode iterator.
6082         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
6083         mode iterator.
6084         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
6085         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
6086         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
6087         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
6088         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
6089         VF mode iterator.
6090         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
6091         Use VF_128 mode iterator.
6092         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
6093         mode iterator.
6094         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
6095         VF_128 mode iterator.
6096         (vcond<mode>): Use VF mode iterator.
6097         * config/i386/predicates.md (sse_comparison_operator): Merge with
6098         avx_comparison_float_operator.  Do not declare as special_predicate.
6099         * config/i386/i386.c (struct builtin_description): Update for renamed
6100         compare patterns.
6101         (ix86_expand_args_builtin): Ditto.
6102         (ix86_expand_sse_compare_mask): Ditto.
6103
6104 2011-04-06  Richard Guenther  <rguenther@suse.de>
6105
6106         * tree-inline.c (estimate_num_insns): For calls simply account
6107         for all passed arguments and a used return value.
6108
6109 2011-04-06  Richard Guenther  <rguenther@suse.de>
6110
6111         PR tree-optimization/47663
6112         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
6113         call_stmt_time fields.
6114         (cgraph_edge_inlinable_p): Declare.
6115         (cgraph_edge_recursive_p): New inline function.
6116         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
6117         (cgraph_clone_edge): Copy it.
6118         * ipa-inline.c (cgraph_estimate_edge_time): New function.
6119         Account for call stmt time.
6120         (cgraph_estimate_time_after_inlining): Take edge argument.
6121         (cgraph_estimate_edge_growth): Account call stmt size.
6122         (cgraph_estimate_size_after_inlining): Take edge argument.
6123         (cgraph_mark_inline_edge): Adjust.
6124         (cgraph_check_inline_limits): Likewise.
6125         (cgraph_recursive_inlining_p): Remove.
6126         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
6127         (cgraph_decide_recursive_inlining): Take edge argument and
6128         adjust.
6129         (cgraph_decide_inlining_of_small_functions): Do not avoid
6130         diags for recursive inlining here.
6131         (cgraph_flatten): Adjust.
6132         (cgraph_decide_inlining_incrementally): Likewise.
6133         (estimate_function_body_sizes): Remove call cost handling.
6134         (compute_inline_parameters): Initialize caller edge call costs.
6135         (cgraph_estimate_edge_growth): New function.
6136         (cgraph_estimate_growth): Use it.
6137         (cgraph_edge_badness): Likewise.
6138         (cgraph_check_inline_limits): Take an edge argument.
6139         (cgraph_decide_inlining_of_small_functions): Adjust.
6140         (cgraph_decide_inlining): Likewise.
6141         * tree-inline.c (estimate_num_insns): Only account for call
6142         return value if it is used.
6143         (expand_call_inline): Avoid diagnostics on recursive inline
6144         functions here.
6145         * lto-cgraph.c (lto_output_edge): Output edge call costs.
6146         (input_edge): Input edge call costs.
6147
6148 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6149
6150         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
6151
6152 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
6153
6154         * doc/invoke.texi (Spec Files): Fix typo.
6155
6156 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
6157
6158         * profile.c (branch_prob): Move declaration of local variable.  Remove
6159         obsolete ??? comment.  Expand the location explicitly instead of using
6160         the LOCATION_FILE and LOCATION_LINE macros.
6161
6162 2011-04-06  Wei Guozhi  <carrot@google.com>
6163
6164         PR target/47855
6165         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
6166         (arm_cond_branch): Likewise.
6167         (arm_cond_branch_reversed): Likewise.
6168         (arm_jump): Likewise.
6169         (push_multi): Likewise.
6170         * config/arm/constraints.md (Py): New constraint.
6171
6172 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6173
6174         PR bootstrap/48471
6175         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
6176         Move these...
6177         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
6178         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
6179         #ifdef DBX_DEBUGGING_INFO.
6180
6181 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
6182
6183         PR bootstrap/48403
6184         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
6185         if old and new states differ.
6186
6187 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
6188
6189         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
6190         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
6191         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
6192         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
6193         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
6194         mcfv4e): Use Alias.
6195         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
6196         ColdFire options to -mcpu= options.
6197
6198 2011-04-05  Jeff Law  <law@redhat.com>
6199
6200         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
6201         check if BB is a successor of LOOP->header and return
6202         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
6203
6204 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
6205
6206         * cprop.c (struct reg_use): Remove.
6207         (reg_use_table): Make an array of RTX.
6208         (find_used_regs, constprop_register, local_cprop_pass,
6209         bypass_block): Simplify users of reg_use_table.
6210         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
6211         on one of the uses found by find_used_regs.
6212
6213 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6214
6215         PR bootstrap/48469
6216         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
6217         declaration.
6218
6219 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6220
6221         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
6222         as an rtx.
6223         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
6224
6225 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
6226
6227         PR middle-end/48441
6228         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
6229
6230 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6231
6232         * combine.c: Include obstack.h.
6233         (struct insn_link): Define.
6234         (uid_log_links): Adjust type.
6235         (FOR_EACH_LOG_LINK): New macro.
6236         (insn_link_obstack): Declare.
6237         (alloc_insn_link): Define.
6238         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
6239         type of link variables.
6240         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
6241         (try_combine, record_promoted_values, distribute_notes): Likewise.
6242         (distribute_links): Likewise.  Tweak prototype.
6243         (clear_log_links): Delete.
6244         (adjust_for_new_dest): Call alloc_insn_link.
6245         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
6246
6247 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6248
6249         * gcse.c (modify_mem_list): Convert to an array of VECs.
6250         (canon_modify_mem_list, compute_transp): Tweak formatting.
6251         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
6252         (load_killed_in_block_p): Likewise.
6253         (record_last_mem_set_info): Likewise.
6254         (clear_modify_mem_tables): Likewise.
6255
6256 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6257
6258         PR middle-end/48461
6259         * function.c (emit_use_return_register_into_block): Only define if
6260         HAVE_return.
6261
6262 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
6263
6264         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
6265
6266 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
6267
6268         * config/rx/rx-opts.h: New.
6269         * config/rx/rx.c (rx_cpu_type): Remove.
6270         (rx_handle_option): Don't assert that global structures are in
6271         use.  Access variables via opts pointer.  Defer most handling of
6272         OPT_mint_register_.  Use error_at.
6273         (rx_option_override): Handle deferred OPT_mint_register_ here.
6274         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
6275         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
6276         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
6277         (rx_cpu_types): New Enum and EnumValue entries.
6278         (mint-register=): Use Defer and use Var accordingly.
6279
6280 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6281
6282         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
6283         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
6284         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
6285         Move these...
6286         (debug_free_queue, debug_nesting, symbol_queue_index):
6287         ...and these...
6288         * dbxout.c: ...to here.  Make static.
6289
6290 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6291
6292         * gcse.c (modify_pair): Define.  Define a VEC of it.
6293         (canon_modify_mem_list): Convert to an array of VECs.
6294         (free_insn_expr_list_list): Delete.
6295         (clear_modify_mem_tables): Call VEC_free instead.
6296         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
6297         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
6298         (canon_list_insert, compute_transp): Likewise.
6299
6300 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6301
6302         PR target/43920
6303         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
6304         for size.
6305
6306 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6307
6308         PR target/43920
6309         * function.c (emit_use_return_register_into_block): New function.
6310         (thread_prologue_and_epilogue_insns): Use
6311         emit_use_return_register_into_block.
6312
6313 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6314
6315         PR target/43920
6316         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
6317         insn.
6318
6319 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6320
6321         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
6322
6323 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
6324
6325         * config/arm/arm.md (define_constants for unspec): Replace with
6326         define_c_enum.
6327         (define_constants for unspecv): Replace with define_c_enum.
6328         * config/arm/neon.md (define_constants for unspec): Replace with
6329         define_c_enum.
6330
6331 2011-04-04  Richard Henderson  <rth@redhat.com>
6332
6333         PR bootstrap/48400
6334         * dwarf2out.c (output_line_info): Always emit line info from
6335         at least one section.
6336         (dwarf2out_init): Create text_section_line_info here ...
6337         (set_cur_line_info_table): ... not here.
6338
6339 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
6340
6341         PR target/48380
6342         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
6343         not called.
6344
6345         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
6346
6347 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
6348
6349         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
6350         (expr_equiv_p): Remove.
6351         (insert_set_in_table): Look at <dest, src> pair instead of expr.
6352         (hash_scan_set): Update call to insert_set_in_table.
6353         (dump_hash_table): Dump <dest, src> pair.
6354         (lookup_set): Simplify.  Lookup <dest, src> pair.
6355         (compute_transp): Remove, fold heavily simplified code into...
6356         (compute_local_properties): ...here.  Expect COMP and TRANSP
6357         unconditionally.
6358         (find_avail_set): Take set directly from struct expr.
6359         (find_bypass-set): Likewise.
6360         (bypass_block): Likewise.
6361         (cprop_insn): Likewise.  Remove redundant INSN_P test.
6362
6363         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
6364         checks on form of COND from find_implicit_sets to here.
6365         (find_implicit_sets): Cleanup control flow. Split critical edges
6366         if it exposes implicit sets.  Allocate/resize implicit_sets as
6367         necessary.
6368         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
6369         changed something.  Run df_analyze after find_implicit_sets if any
6370         edges were split.  Do not allocate implicit_sets here.
6371
6372         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
6373         (gcse_obstack): Renamed to cprop_obstack.
6374         (GNEW, GNEWVEC, GNEWVAR): Remove.
6375         (gmalloc): Remove.
6376         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
6377         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
6378         (gcse_alloc): Likewise, and rename to cprop_alloc.
6379         (alloc_gcse_men, free_gcse_mem): Remove.
6380         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
6381         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
6382         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
6383
6384         * cprop.c (oprs_not_set_p): Remove.
6385         (mark_set, mark_clobber): Remove.
6386         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
6387         (reg_not_set_p): New function.
6388         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
6389         (cprop_insn): Likewise.
6390         (cprop_jump): Use FOR_EACH_EDGE.
6391
6392 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
6393
6394         PR bootstrap/48403
6395         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
6396         (rank_for_schedule): Use scheduled_insns vector instead of
6397         last_scheduled_insn.
6398         (ok_for_early_queue_removal): Likewise.
6399         (queue_to_ready): Search forward in nonscheduled_insns_begin if
6400         we have a dbg_cnt.
6401         (choose_ready): Likewise.
6402         (commit_schedule): Use VEC_iterate.
6403         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
6404         a dbg_cnt, use it and ensure the first insn is in the ready list.
6405         (haifa_sched_init): Allocate scheduled_insns.
6406         (sched_extend_ready_list): Don't allocate it; reserve space.
6407         (haifa_sched_finish): Free it.
6408
6409 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6410
6411         * optc-gen.awk: Always remove type from Variable entry before
6412         recording in var_seen.
6413
6414 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
6415
6416         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
6417         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
6418         call to tidy_fallthru_edges.
6419
6420 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6421
6422         * doc/options.texi (ToLower): Document.
6423         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
6424         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
6425         * opts.h (cl_option): Add cl_tolower field.
6426         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
6427         arguments with lowercase strings.
6428         * config/rx/rx.opt (mcpu=): Add ToLower.
6429         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
6430         argument.
6431
6432 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6433
6434         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
6435
6436 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6437
6438         * config/vax/vax.c: Include reload.h.
6439
6440 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
6441
6442         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
6443         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6444         (sparc_preferred_reload_class): New function.
6445
6446 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
6447
6448         PR debug/48401
6449         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6450         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
6451
6452 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
6453
6454         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
6455         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
6456
6457 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
6458
6459         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
6460         (ASM_OUTPUT_ALIGNED_BSS): Define.
6461
6462 2011-04-03  Michael Matz  <matz@suse.de>
6463
6464         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
6465         and next_slot members.
6466         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
6467         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
6468         (lto_streamer_cache_append): Declare.
6469         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
6470         unsigned index, remove offset parameter, ensure that we append
6471         or update existing entries.
6472         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
6473         parameter, update next_slot for append.
6474         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
6475         parameter.
6476         (lto_streamer_cache_insert_at): Likewise.
6477         (lto_streamer_cache_append): New function.
6478         (lto_streamer_cache_lookup): Use unsigned index.
6479         (lto_streamer_cache_get): Likewise.
6480         (lto_record_common_node): Don't test tree_node_can_be_shared.
6481         (preload_common_node): Adjust call to lto_streamer_cache_insert.
6482         (lto_streamer_cache_delete): Don't free offsets member.
6483         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
6484         (lto_output_string_with_length): Use lto_output_data_stream.
6485         (lto_output_tree_header): Remove ix parameter, don't write it.
6486         (lto_output_builtin_tree): Likewise.
6487         (lto_write_tree): Adjust callers to above, don't track and write
6488         offset, write unsigned index.
6489         (output_unreferenced_globals): Don't emit all global vars.
6490         (write_global_references): Use unsigned indices.
6491         (lto_output_decl_state_refs): Likewise.
6492         (write_symbol): Likewise.
6493         * lto-streamer-in.c (lto_input_chain): Move earlier.
6494         (input_function): Use unsigned index.
6495         (input_alias_pairs): Don't read and then ignore all global vars.
6496         (lto_materialize_tree): Remove ix_p parameter, don't read index,
6497         don't pass it back, use lto_streamer_cache_append.
6498         (lto_register_var_decl_in_symtab): Use unsigned index.
6499         (lto_register_function_decl_in_symtab): Likewise.
6500         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
6501         index.
6502         (lto_get_builtin_tree): Don't read index, use
6503         lto_streamer_cache_append.
6504         (lto_read_tree): Adjust call to lto_materialize_tree.
6505
6506         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
6507         don't use function calls in arguments to MIN.
6508
6509         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
6510         twice.
6511
6512         * gimple.c (gimple_type_leader_entry): Mark deletable.
6513
6514 2011-04-03  Alan Modra  <amodra@gmail.com>
6515
6516         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
6517
6518 2011-04-03  Michael Matz  <matz@suse.de>
6519
6520         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
6521         an integer.
6522         * tree.h (tree_decl_non_common.vindex): Adjust comment.
6523
6524 2011-04-03  Michael Matz  <matz@suse.de>
6525
6526         * cgraphbuild.c (record_reference): Canonicalize constructor values.
6527         * gimple-fold.c (canonicalize_constructor_val): Accept being called
6528         without function context.
6529         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
6530         current_function_decl and cfun.
6531
6532 2011-04-03  Michael Matz  <matz@suse.de>
6533
6534         * tree.c (decl_init_priority_insert): Don't create entry for
6535         default priority.
6536         (decl_fini_priority_insert): Ditto.
6537         (fields_compatible_p, find_compatible_field): Remove.
6538         * tree.h (fields_compatible_p, find_compatible_field): Remove.
6539         * gimple.c (gimple_compare_field_offset): Adjust block comment.
6540
6541 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
6542
6543         * combine.c (try_combine): Remove useless local variable.
6544
6545 2011-04-03  Richard Guenther  <rguenther@suse.de>
6546             Ira Rosen  <ira.rosen@linaro.org>
6547
6548         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
6549         non-variable offsets and compare the remaining bases of the two
6550         accesses instead of looking for exact same data-ref.
6551
6552 2011-04-02  Kai Tietz  <ktietz@redhat.com>
6553
6554         PR target/48416
6555         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
6556
6557         * i386.c (ix86_is_msabi_thiscall): New helper function.
6558         (ix86_is_type_thiscall): New helper function.
6559         (ix86_comp_type_attributes): Handle thiscall for method-functions
6560         special.
6561         (init_cumulative_args): Likewise.
6562         (find_drap_reg): Likewise.
6563         (ix86_static_chain): Likewise.
6564         (x86_this_parameter): Likewise.
6565         (x86_output_mi_thunk): Likewise.
6566
6567 2011-04-01  Olivier Hainque  <hainque@adacore.com>
6568             Nicolas Setton  <setton@adacore.com>
6569             Eric Botcazou  <ebotcazou@adacore.com>
6570
6571         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
6572         (add_gnat_descriptive_type_attribute): New function.
6573         (gen_array_type_die): Call it.
6574         (gen_enumeration_type_die): Likewise.
6575         (gen_struct_or_union_type_die): Likewise.
6576         (modified_type_die): Likewise.
6577         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
6578         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
6579         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
6580
6581 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6582
6583         PR bootstrap/48148
6584         * dwarf2out.c (resolve_addr): Don't call force_decl_die
6585         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
6586
6587         Revert:
6588         2011-03-17  Richard Guenther  <rguenther@suse.de>
6589
6590         PR bootstrap/48148
6591         * lto-cgraph.c (input_overwrite_node): Clear the abstract
6592         origin for decls in other ltrans units.
6593         (input_varpool_node): Likewise.
6594
6595 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6596
6597         PR middle-end/48335
6598         * expr.c (expand_assignment): Handle all possibilities
6599         if TO_RTX is CONCAT.
6600         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
6601         (store_split_bit_field): If SUBREG_REG (op0) or
6602         op0 itself has smaller mode than word, return it
6603         for offset 0 and const0_rtx for out-of-bounds stores.
6604         If word is const0_rtx, skip it.
6605
6606 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
6607
6608         * config/h8300/h8300.c (print_operand_address): Rename to...
6609         (h8300_print_operand_address): ...this. Make static. Adjust comments.
6610         Call h8300_print_operand and h8300_print_operand_address instead of
6611         print_operand and print_operand_address. Declare.
6612         (print_operand): Renake to...
6613         (h8300_print_operand): ...this. Make static. Adjust comments.
6614         Call h8300_print_operand instead of print_operand. Declare.
6615         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
6616         (h8300_register_move_cost): Likewise.
6617         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
6618         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
6619         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
6620         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
6621         * config/h8300/h8300-protos.h (print_operand): Delete.
6622         (print_operand_address): Delete.
6623
6624 2011-04-01  Richard Henderson  <rth@redhat.com>
6625
6626         PR 48400
6627         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
6628         in strict mode before dwarf4.  Re-order tests to early out
6629         before switching sections.
6630
6631 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
6632
6633         * config/h8300/constraints.md: New file.
6634         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
6635         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
6636         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
6637         * config/h8300/predicates.md (bit_operand): Likewise.
6638         (incdec_operand): Use satisfies_constraint_M and
6639         satisfies_constraint_O.  Don't use C code block.
6640         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
6641         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
6642         (compute_mov_length): Use satisfies_constraint_G.
6643         (fix_bit_operand): Use satisfies_constraint_U.
6644         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
6645         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
6646         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
6647         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
6648         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
6649         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
6650         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6651         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
6652         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
6653         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
6654         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
6655         (EXTRA_MEMORY_CONSTRAINT): Delete.
6656
6657 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
6658             Michael Meissner  <meissner@linux.vnet.ibm.com>
6659
6660         PR target/48262
6661         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
6662         operands, as per the specifications.
6663
6664         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
6665         (vec_extract_evenv4sf): Ditto.
6666         (vec_extract_evenv8hi): Ditto.
6667         (vec_extract_evenv16qi): Ditto.
6668         (vec_extract_oddv4si): Ditto.
6669
6670 2011-03-31  Mark Wielaard  <mjw@redhat.com>
6671
6672         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
6673         high_pc attribute if the CU has no associated code. Only output
6674         DW_AT_entry_pc for CU if not generating strict dwarf and
6675         dwarf_version < 4.
6676
6677 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
6678
6679         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
6680         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
6681         out of ...
6682         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
6683         * final.c (final_start_function): Call the new function rather
6684         than using a NULL argument for dwarf2out_frame_debug.
6685
6686         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
6687         that contains the prologue.
6688
6689         * haifa-sched.c (queue_insn): New arg REASON.  All callers
6690         changed.  Print it in debugging output.
6691
6692         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
6693
6694         * sched-ebb.c (begin_schedule_ready): Remove second argument.
6695         Split most of the code into...
6696         (begin_move_insn): ... here.  New function.
6697         (ebb_sched_info): Add a pointer to it.
6698         * haifa-sched.c (scheduled_insns): New static variable.
6699         (sched_extend_ready_list): Allocate it.
6700         (schedule_block): Use it to record the order of scheduled insns.
6701         Perform RTL changes to move insns only after all scheduling
6702         decisions have been made.
6703         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
6704         begin_move_insn field.
6705         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6706         * sched-int.h (struct haifa_sched_info): Remove second argument
6707         from begin_schedule_ready hook.  Add new member begin_move_insn.
6708         * sched-rgn.c (begin_schedule_ready): Remove second argument.
6709         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
6710
6711         * haifa-sched.c (prune_ready_list): New function, broken out of
6712         schedule_block.
6713         (schedule_block): Use it.
6714
6715 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6716
6717         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
6718
6719 2011-04-01  Kai Tietz  <ktietz@redhat.com>
6720
6721         * config.gcc (*-*-mingw*): Allow as option the
6722         posix threading model.
6723         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
6724         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
6725         definition.
6726         (CPP_SPEC): Add pthread/no-pthread handling.
6727         (LIB_SPEC): Likewise.
6728         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
6729         (LIB_SPEC): Likewise.
6730         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
6731         flag to pass -pthread option for shared libgcc build.
6732         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
6733         for shared libgcc build.
6734         * config/i386/t-mingw-pthread: New file.
6735         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
6736         New define to enable use of library pthread by default.
6737         * config/i386/mingw.opt (pthread): New driver option.
6738         (no-pthread): New driver option.
6739         * config/i386/cygming.opt: Make sure trailing empty line is retained.
6740         * config/i386/mingw-w64.opt: Likewise.
6741
6742 2011-04-01  Gary Funck  <gary@intrepid.com>
6743
6744         * c-decl.c (grokdeclarator): Fix formatting.
6745
6746 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6747
6748         * expr.c (emit_block_move_via_movmem): Use n_generator_args
6749         instead of n_operands.
6750         (set_storage_via_setmem): Likewise.
6751         * optabs.c (maybe_gen_insn): Likewise.
6752         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
6753         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
6754         (mips_expand_builtin_direct): Likewise.
6755         * config/spu/spu.c (expand_builtin_args): Likewise.
6756
6757 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6758
6759         * recog.h (insn_data_d): Add n_generator_args.
6760         * genoutput.c (data): Likewise.
6761         (output_insn_data): Print it.
6762         (max_opno, num_dups): Delete.
6763         (scan_operands): Just fill in "d->operand[...]".
6764         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
6765
6766 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6767
6768         * gensupport.h (pattern_stats): New structure.
6769         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
6770         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
6771         (max_operand_1, max_operand_vec): Delete.
6772         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
6773
6774 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
6775
6776         * emit-rtl.c (emit_pattern_after_setloc): New function.
6777         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
6778         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
6779         (emit_pattern_after): New function.
6780         (emit_insn_after, emit_jump_insn_after): Call it.
6781         (emit_call_insn_after, emit_debug_insn_after): Likewise.
6782         (emit_pattern_before_setloc): New function.
6783         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
6784         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
6785         Likewise.
6786         (emit_pattern_before): New function.
6787         (emit_insn_before, emit_jump_insn_before): Call it.
6788         (emit_call_insn_before, emit_debug_insn_before): Likewise.
6789
6790 2011-03-31  Richard Henderson  <rth@redhat.com>
6791
6792         * dwarf2out.c (dw_separate_line_info_ref): Remove.
6793         (dw_separate_line_info_entry): Remove.
6794         (enum dw_line_info_opcode): New.
6795         (dw_line_info_entry): Use it.
6796         (dw_line_info_table, dw_line_info_table_p): New.
6797         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
6798         (line_info_table, line_info_label_num): Remove.
6799         (line_info_table_in_use): Remove.
6800         (separate_line_info_table): Remove.
6801         (separate_line_info_table_allocated): Remove.
6802         (separate_line_info_table_in_use): Remove.
6803         (LINE_INFO_TABLE_INCREMENT): Remove.
6804         (line_info_label_num): New.
6805         (cur_line_info_table): New.
6806         (text_section_line_info, cold_text_section_line_info): New.
6807         (separate_line_info): New.
6808         (SEPARATE_LINE_CODE_LABEL): Remove.
6809         (print_dwarf_line_table): Remove.
6810         (debug_dwarf): Don't dump it.
6811         (output_one_line_info_table): New.
6812         (output_line_info): Use it.
6813         (new_line_info_table): New.
6814         (set_cur_line_info_table): New.
6815         (dwarf2out_switch_text_section): Use it.
6816         (dwarf2out_begin_function): Likewise.
6817         (push_dw_line_info_entry): New.
6818         (dwarf2out_source_line): Rewrite for new line info tables.
6819         (dwarf2out_init): Remove dead initailizations.
6820
6821 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6822
6823         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
6824         various flags.
6825         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
6826         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
6827         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
6828         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
6829         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
6830         * opt-functions.awk (flag_init, switch_bit_fields): New.
6831         (switch_flags): Don't handle flags moved to bit-fields.  Don't
6832         generate CL_MISSING_OK or CL_SAVE.
6833         * optc-gen.awk: Update to generate bit-field output as well as
6834         flags field.
6835         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
6836         bit-field instead of CL_REJECT_DRIVER flag.
6837         * opts-common.c (generate_canonical_option,
6838         decode_cmdline_option): Use bit-fields instead of CL_* flags.
6839         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
6840         instead of CL_REJECT_NEGATIVE flag.
6841         * toplev.c (print_switch_values): Use cl_report bit-field instead
6842         of CL_REPORT flag.
6843
6844 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6845
6846         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
6847         a zero minimum index only if it is redundant.
6848
6849 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6850
6851         PR rtl-optimization/48381
6852         * ira-color.c (assign_hard_reg): Use hard reg set intersection
6853         instead of ira_class_hard_reg_index for calculating conflicting
6854         hard registers.
6855
6856 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
6857
6858         * cprop.c: Clean up hash table building.
6859         (reg_avail_info): Remove.
6860         (oprs_available_p): Remove.
6861         (record_last_reg_set_info): Remove.
6862         (record_last_set_info): Remove.
6863         (reg_available_p): New function.
6864         (gcse_constant_p): Do not treat unfolded conditions as constants.
6865         (make_set_regs_unavailable): New function.
6866         (hash_scan_set): Simplify with new reg_available_p.
6867         (compute_hash_table_work): Traverse insns stream only once.
6868         Do not compute reg_avail_info. Traverse insns in reverse order.
6869         Record implicit sets after recording explicit sets from the block.
6870
6871 2011-03-31  Michael Matz  <matz@suse.de>
6872
6873         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
6874
6875 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
6876
6877         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
6878         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
6879         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6880         (h8300_mode_dependent_address_p): New function.
6881         (h8300_get_index): Make static.
6882
6883 2011-03-31  Jeff Law  <law@redhat.com>
6884
6885         * reload1.c (elimination_effects): Fix typo in recent change.
6886
6887         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
6888         typo potentially leading to null pointer dereference.
6889
6890         * caller-save.c (new_saved_hard_reg): Eliminate return value.
6891         (setup_save_areas): Corresponding changes to avoid useless
6892         assignments.
6893
6894         * jump.c (reversed_comparison_code_parts): Avoid successive return
6895         statements when REVERSE_CONDITION is defined.
6896
6897         * expr.c (expand_assignment): Avoid useless assignments.
6898         (expand_expr_real_1): Likewise.
6899         (expand_expr_real_2): Avoid useless statements.
6900
6901         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
6902
6903         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6904
6905         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
6906         statements.
6907
6908         * stmt.c (expand_expr_stmt): Avoid useless assignment.
6909
6910 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6911
6912         PR target/47109
6913         * doc/tm.texi.in (TARGET_VERSION): Remove.
6914         * doc/tm.texi: Regenerate.
6915         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
6916         * collect2.c (main): Don't use TARGET_VERSION.
6917         * mips-tdump.c (main): Don't use TARGET_VERSION.
6918         * mips-tfile.c (main): Don't use TARGET_VERSION.
6919         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
6920         * config/rs6000/vxworksae.h: Remove.
6921         * config/alpha/alpha.h (TARGET_VERSION): Remove.
6922         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
6923         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
6924         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
6925         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6926         * config/arm/arm.h (TARGET_VERSION): Remove.
6927         * config/arm/coff.h (TARGET_VERSION): Remove.
6928         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
6929         * config/arm/elf.h (TARGET_VERSION): Remove.
6930         * config/arm/freebsd.h (TARGET_VERSION): Remove.
6931         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
6932         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
6933         * config/arm/pe.h (TARGET_VERSION): Remove.
6934         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
6935         * config/arm/semi.h (TARGET_VERSION): Remove.
6936         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
6937         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
6938         * config/arm/vxworks.h (TARGET_VERSION): Remove.
6939         * config/avr/avr.h (TARGET_VERSION): Remove.
6940         * config/bfin/bfin.h (TARGET_VERSION): Remove.
6941         * config/fr30/fr30.h (TARGET_VERSION): Remove.
6942         * config/frv/frv.h (TARGET_VERSION): Remove.
6943         * config/h8300/h8300.h (TARGET_VERSION): Remove.
6944         * config/i386/cygwin.h (TARGET_VERSION): Remove.
6945         * config/i386/darwin.h (TARGET_VERSION): Remove.
6946         * config/i386/darwin64.h (TARGET_VERSION): Remove.
6947         * config/i386/djgpp.h (TARGET_VERSION): Remove.
6948         * config/i386/freebsd.h (TARGET_VERSION): Remove.
6949         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
6950         * config/i386/gnu.h (TARGET_VERSION): Remove.
6951         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
6952         * config/i386/i386elf.h (TARGET_VERSION): Remove.
6953         * config/i386/linux.h (TARGET_VERSION): Remove.
6954         * config/i386/linux64.h (TARGET_VERSION): Remove.
6955         * config/i386/lynx.h (TARGET_VERSION): Remove.
6956         * config/i386/mingw32.h (TARGET_VERSION): Remove.
6957         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
6958         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
6959         * config/i386/netware.h (TARGET_VERSION): Remove.
6960         * config/i386/nto.h (TARGET_VERSION): Remove.
6961         * config/i386/openbsd.h (TARGET_VERSION): Remove.
6962         * config/i386/vxworks.h (TARGET_VERSION): Remove.
6963         * config/ia64/elf.h (TARGET_VERSION): Remove.
6964         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
6965         * config/ia64/hpux.h (TARGET_VERSION): Remove.
6966         * config/ia64/linux.h (TARGET_VERSION): Remove.
6967         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6968         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
6969         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6970         * config/lm32/lm32.h (TARGET_VERSION): Remove.
6971         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
6972         * config/m32c/m32c.h (TARGET_VERSION): Remove.
6973         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
6974         * config/m32r/m32r.h (TARGET_VERSION): Remove.
6975         * config/m68k/linux.h (TARGET_VERSION): Remove.
6976         * config/m68k/m68k.h (TARGET_VERSION): Remove.
6977         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
6978         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
6979         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
6980         * config/mep/mep.h (TARGET_VERSION): Remove.
6981         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
6982         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6983         * config/mips/iris6.h (MACHINE_TYPE): Remove.
6984         * config/mips/linux.h (TARGET_VERSION): Remove.
6985         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
6986         * config/mips/vxworks.h (TARGET_VERSION): Remove.
6987         * config/mmix/mmix.h (TARGET_VERSION): Remove.
6988         * config/mn10300/linux.h (TARGET_VERSION): Remove.
6989         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
6990         * config/pa/pa.h (TARGET_VERSION): Remove.
6991         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
6992         * config/picochip/picochip.h (TARGET_VERSION): Remove.
6993         * config/rs6000/aix.h (TARGET_VERSION): Remove.
6994         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
6995         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
6996         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
6997         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
6998         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
6999         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
7000         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
7001         * config/rs6000/linux.h (TARGET_VERSION): Remove.
7002         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
7003         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
7004         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
7005         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
7006         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
7007         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
7008         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
7009         * config/s390/linux.h (TARGET_VERSION): Remove.
7010         * config/s390/s390.h (TARGET_VERSION): Remove.
7011         * config/s390/tpf.h (TARGET_VERSION): Remove.
7012         * config/score/score.h (TARGET_VERSION): Remove.
7013         * config/sh/linux.h (TARGET_VERSION): Remove.
7014         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
7015         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
7016         * config/sh/sh.h (TARGET_VERSION): Remove.
7017         * config/sh/sh64.h (TARGET_VERSION): Remove.
7018         * config/sh/superh.h (TARGET_VERSION): Remove.
7019         * config/sh/vxworks.h (TARGET_VERSION): Remove.
7020         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
7021         * config/sparc/linux.h (TARGET_VERSION): Remove.
7022         * config/sparc/linux64.h (TARGET_VERSION): Remove.
7023         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
7024         TARGET_NAME32, TARGET_NAME): Remove.
7025         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
7026         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
7027         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
7028         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
7029         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
7030         * config/spu/spu.h (TARGET_VERSION): Remove.
7031         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
7032         * config/v850/v850.h (TARGET_VERSION): Remove.
7033         * config/vax/linux.h (TARGET_VERSION): Remove.
7034         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
7035         * config/xtensa/elf.h (TARGET_VERSION): Remove.
7036         * config/xtensa/linux.h (TARGET_VERSION): Remove.
7037
7038 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
7039
7040         PR target/48142
7041         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
7042         frame-related from frame-unrelated adjustments to the stack pointer.
7043
7044 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
7045
7046         * common.opt (fdebug-types-section): Move earlier.
7047         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
7048
7049 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
7050
7051         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
7052         var.
7053
7054 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
7055
7056         * tree.h (CASE_CHAIN): Define.
7057         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
7058         (gimple_redirect_edge_and_branch): Likewise.
7059
7060 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
7061
7062         PR middle-end/48367
7063         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
7064         calculation.
7065
7066 2011-03-30  Jeff Law  <law@redhat.com>
7067
7068         * PR bootstrap/48371
7069         * reload1.c (reload): Fix botch in last change.
7070
7071         * reload.h (struct reload): Fix typo introduced in last change.
7072
7073 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
7074
7075         * config/arm/arm.opt (mhard-float, msoft-float): Mark
7076         Undocumented.  Remove help text.
7077         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
7078         -mhard-float.
7079
7080 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
7081
7082         * doc/options.texi (NegativeAlias): Document.
7083         (Alias): Mention NegativeAlias.
7084         * opt-functions.awk: Handle NegativeAlias.
7085         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
7086         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
7087         * opts.h (CL_NEGATIVE_ALIAS): Define.
7088         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
7089         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
7090         OPT_mspe_.
7091         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
7092         Alias entries.
7093         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
7094         mno-spe and mno-isel instead of mspe=no and -misel=no.
7095
7096 2011-03-29  Mark Wielaard  <mjw@redhat.com>
7097
7098         * common.opt (fdebug-types-section): New flag.
7099         * doc/invoke.texi: Document new -fno-debug-types-section flag.
7100         * dwarf2out.c (use_debug_types): New define.
7101         (struct die_struct): Mark die_id with GTY desc use_debug_types.
7102         (print_die): Guard output of type unit signatures using
7103         use_debug_types.
7104         (build_abbrev_table): Replace assert of dwarf_version >= 4
7105         with assert on use_debug_types.
7106         (size_of_die): Likewise.
7107         (unmark_dies): Likewise.
7108         (value_format): Decide AT_ref_external form on use_debug_types.
7109         (output_die): Replace dwarf_version version check guard with
7110         use_debug_types where appropriate.
7111         (modified_type_die): Likewise.
7112         (gen_reference_type_die): Likewise.
7113         (dwarf2out_start_source_file): Likewise.
7114         (dwarf2out_end_source_file): Likewise.
7115         (prune_unused_types_walk_attribs): Likewise.
7116         (dwarf2out_finish): Likewise.
7117
7118 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
7119
7120         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
7121
7122 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
7123
7124         PR rtl-optimization/48332
7125         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
7126         mode of input operand N and modeN to its actual mode.
7127
7128 2011-03-30  Jeff Law  <law@redhat.com>
7129
7130         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
7131         define accessor macro.
7132         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
7133         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
7134         (reg_equiv_init): Likewise.
7135         (reg_equivs_size): New variable.
7136         (reg_equiv_init_size): Remove.
7137         (allocate_initial_values): Move prototype to here from....
7138         * integrate.h (allocate_initial_values): Remove prototype.
7139         * integrate.c: Include reload.h.
7140         (allocate_initial_values): Corresponding changes.
7141         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
7142         (fix_reg_equiv_init, no_equiv): Corresponding changes.
7143         (update_equiv_regs): Corresponding changes.
7144         (ira): Corresponding changes.
7145         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
7146         (push_secondary_reload): Corresponding changes.
7147         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
7148         (make_memloc, find_reloads_address): Corresponding changes.
7149         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
7150         (find_reloads_address_1): Corresponding changes.
7151         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
7152         (refers_to_regno_for_reload_p): Corresponding changes.
7153         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
7154         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
7155         * reload1.c: Include ggc.h.
7156         (grow_reg_equivs): New function.
7157         (replace_pseudos_in, reload): Corresponding changes.
7158         (calculate_needs_all_insns, alter_regs): Corresponding changes.
7159         (eliminate_regs_1, elimination_effects): Corresponding changes.
7160         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
7161         (delete_output_reload): Likewise.
7162         * caller-save.c (mark_referenced_regs): Corresponding changes.
7163         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
7164         * frv/predicates.md (frv_load_operand): Corresponding changes.
7165         * microblaze/microblaze.c (double_memory_operand): Corresponding
7166         changes.
7167         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
7168         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
7169         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
7170         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
7171         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
7172         changes.
7173         * pa/pa.c (emit_move_sequence): Corresponding changes.
7174         * vax/vax.c (nonindexed_address_p): Corresponding changes.
7175
7176 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
7177
7178         PR target/47551
7179         * config/arm/arm.c (coproc_secondary_reload_class): Handle
7180         structure modes.  Don't check neon_vector_mem_operand for
7181         vector or structure modes.
7182
7183 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
7184             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7185
7186         PR target/43590
7187         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
7188         operand 1 and reshuffle the operands to match.
7189         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
7190
7191 2011-03-30  Christian Schüler  <cschueler@gmx.de>
7192
7193         PR driver/48208
7194         * config/c.opt (F): Added 'Driver' to -F option.
7195
7196         PR driver/48260
7197         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
7198           handler function.
7199         * config/darwin.opt: Added '-arch' option.
7200
7201 2011-03-30  Nick Clifton  <nickc@redhat.com>
7202
7203         * config/rx/rx.md: Add peepholes and patterns to combine
7204         extending loads and simple arithmetic instructions.
7205         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
7206         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
7207         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
7208         modes to use pre-decrement and post-increment addressing.
7209         (rx_is_restricted_memory_address): Add range checking of REG+INT
7210         addresses.
7211         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
7212         (rx_memory_move_cost): Adjust cost of stores.
7213         (rx_adjust_insn_length): New function.
7214
7215 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
7216
7217         PR c/48305
7218         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
7219         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
7220         matching arg00/arg01 types.
7221
7222 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
7223
7224         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
7225         last_location to UNKNOWN_LOCATION.
7226
7227 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
7228
7229         PR target/48349
7230         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
7231         FLOAT_SSE_REGS.
7232
7233 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
7234             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7235
7236         PR bootstrap/48337
7237         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
7238         Init(PROCESSOR_V7).
7239         (sparc_cpu): Likewise.
7240         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
7241         PROCESSOR_V7.
7242
7243 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7244
7245         PR target/48336
7246         PR middle-end/48342
7247         PR rtl-optimization/48345
7248         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
7249         hard regs for given mode from profitable regs when doing secondary
7250         allocation.
7251
7252 2011-03-29  Jeff Law  <law@redhat.com>
7253
7254         PR bootstrap/48327
7255         * tree-ssa-threadupdate.c (struct redirection_data): Remove
7256         do_not_duplicate field.
7257         (lookup_redirection_data): Corresponding changes.
7258         (create_duplicates): Always create a template block.
7259         (redirect_edges): Remove code which reused the original block
7260         when it was going to become unreachable code.
7261         (thread_block): Don't set do_not_duplicate field.
7262
7263 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
7264
7265         * lto-opts.c (register_user_option_p, lto_register_user_option):
7266         Make type argument unsigned.
7267         * lto-streamer.h (lto_register_user_option): Make type argument
7268         unsigned.
7269         * opth-gen.awk: Make CL_* macros unsigned.
7270         * opts-common.c (find_opt): Make lang_mask argument unsigned.
7271         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
7272         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
7273         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
7274         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
7275         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
7276         (find_opt): Make lang_mask argument unsigned.
7277
7278 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7279
7280         PR rtl-optimization/48331
7281         PR rtl-optimization/48334
7282         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
7283         for any used algorithm.
7284
7285 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7286
7287         * ira-conflicts.c (build_object_conflicts): Add unused attribute
7288         to parent_max.
7289
7290 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
7291
7292         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
7293         (alpha_option_override): Don't set alpha_sr_alias_set.
7294         (emit_frame_store_1): Use gen_frame_mem rather than calling
7295         set_mem_alias_set.
7296         (alpha_expand_epilogue): Ditto.
7297
7298 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
7299
7300         PR tree-optimization/48290
7301         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
7302         vectorization, check that relevant phis in the basic block after
7303         the inner loop are really inner loop's exit phis.
7304
7305 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
7306
7307         PR debug/48190
7308         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
7309         (cached_dw_loc_list_def): New structure.
7310         (cached_dw_loc_list): New typedef.
7311         (cached_dw_loc_list_table): New variable.
7312         (cached_dw_loc_list_table_hash): New function.
7313         (cached_dw_loc_list_table_eq): Likewise.
7314         (add_location_or_const_value_attribute): Take a bool cache_p.
7315         Cache the list when the parameter is true.
7316         (gen_formal_parameter_die): Update caller.
7317         (gen_variable_die): Likewise.
7318         (dwarf2out_finish): Likewise.
7319         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
7320         while generating debug info for the decl.
7321         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
7322         (dwarf2out_init): Initialize cached_dw_loc_list_table.
7323         (resolve_addr): Cache the result of resolving a chain of
7324         location lists.
7325
7326 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
7327
7328         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
7329         conflict object hard regset nodes have intersecting hard reg sets.
7330
7331         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
7332         after regstat_init_n_sets_and_refs.
7333
7334         * ira.c: Add more comments at the top.
7335         (setup_stack_reg_pressure_class, setup_pressure_classes):
7336         Add comments how we compute the register pressure classes.
7337         (setup_allocno_and_important_classes): Add more comments.
7338         (setup_class_translate_array, reorder_important_classes)
7339         (setup_reg_class_relations): Add comments.
7340
7341         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
7342         start of the file.
7343
7344         * ira-color.c: Add 2011 to the Copyright line.
7345         (assign_hard_reg):  Add more comments.
7346         (improve_allocation): Ditto.
7347
7348         * ira-costs.c: Add 2011 to the Copyright line.
7349         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
7350         comments.
7351         (setup_regno_cost_classes_by_mode): Ditto.
7352
7353         Initial patches from ira-improv branch:
7354
7355         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7356
7357         * ira-build.c (ira_create_object): Remove initialization of
7358         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
7359         (ira_create_allocno): Remove initialization of
7360         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
7361         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
7362         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7363         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
7364         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
7365         Initialize ALLOCNO_ADD_DATA.
7366         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
7367         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
7368         ALLOCNO_REG.
7369         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
7370         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
7371
7372         * ira.c (ira_reallocate): Remove.
7373         (setup_pressure_classes): Call
7374         ira_init_register_move_cost_if_necessary.  Use
7375         ira_register_move_cost instead of ira_get_register_move_cost.
7376         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
7377         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
7378
7379         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
7380         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7381         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
7382         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
7383         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
7384         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
7385         Fix formatting.
7386         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
7387         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7388         (struct allocno_color_data): New.
7389         (allocno_color_data_t): New typedef.
7390         (allocno_color_data): New definition.
7391         (ALLOCNO_COLOR_DATA): New macro.
7392         (struct object_color_data): New.
7393         (object_color_data_t): New typedef.
7394         (object_color_data): New definition.
7395         (OBJECT_COLOR_DATA): New macro.
7396         (update_copy_costs, calculate_allocno_spill_cost): Call
7397         ira_init_register_move_cost_if_necessary.  Use
7398         ira_register_move_cost instead of ira_get_register_move_cost.
7399         (move_spill_restore, update_curr_costs): Ditto.
7400         (allocno_spill_priority): Make it inline.
7401         (color_pass): Allocate and free allocno_color_dat and object_color_data.
7402         (struct coalesce_data, coalesce_data_t): New.
7403         (allocno_coalesce_data): New definition.
7404         (ALLOCNO_COALESCE_DATA): New macro.
7405         (merge_allocnos, coalesced_allocno_conflict_p): Use
7406         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
7407         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
7408         (coalesce_allocnos): Ditto.
7409         (setup_coalesced_allocno_costs_and_nums): Ditto.
7410         (collect_spilled_coalesced_allocnos): Ditto.
7411         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
7412         (setup_slot_coalesced_allocno_live_ranges): Ditto.
7413         (coalesce_spill_slots): Ditto.
7414         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
7415         free allocno_coalesce_data.
7416
7417         * ira-conflicts.c: Fix formatting.
7418         (process_regs_for_copy): Call
7419         ira_init_register_move_cost_if_necessary.  Use
7420         ira_register_move_cost instead of ira_get_register_move_cost.
7421         (build_object_conflicts): Optimize.
7422
7423         * ira-costs.c (record_reg_classes): Optimize.  Call
7424         ira_init_register_move_cost_if_necessary.  Use
7425         ira_register_move_cost, ira_may_move_in_cost, and
7426         ira_may_move_out_cost instead of ira_get_register_move_cost and
7427         ira_get_may_move_cost.
7428         (record_address_regs): Ditto.
7429         (scan_one_insn): Optimize.
7430         (find_costs_and_classes): Optimize.
7431         (process_bb_node_for_hard_reg_moves): Call
7432         ira_init_register_move_cost_if_necessary.  Use
7433         ira_register_move_cost instead of ira_get_register_move_cost.
7434
7435         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
7436         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
7437         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
7438         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
7439         definitions.
7440         (ira_initiate_emit_data, ira_finish_emit_data)
7441         (create_new_allocno): New functions.
7442         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
7443         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
7444         Use ira_register_move_cost instead of ira_get_register_move_cost.
7445
7446         * ira-int.h: Fix some comments.
7447         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
7448         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7449         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
7450         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
7451         add_data.
7452         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
7453         bitfield after mode.  Make hard_regno a short int.  Make
7454         hard_regno short.  Remove first_coalesced_allocno and
7455         next_coalesced_allocno.  Move mem_optimized_dest_p,
7456         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
7457         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
7458         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
7459         temp, colorable_p.  Add new member add_data.
7460         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
7461         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
7462         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
7463         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
7464         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
7465         (ALLOCNO_ADD_DATA): New macro.
7466         (ira_emit_data_t): New typedef.
7467         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
7468         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
7469         from struct ira_allocno.
7470         (ALLOCNO_EMIT_DATA): New macro.
7471         (ira_allocno_emit_data, allocno_emit_reg): New.
7472         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
7473         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
7474         (OBJECT_ADD_DATA): New macro.
7475         (ira_reallocate): Remove.
7476         (ira_initiate_emit_data, ira_finish_emit_data): New.
7477         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
7478         (ira_init_register_move_cost_if_necessary): New.
7479         (ira_object_conflict_iter_next): Merge into
7480         ira_object_conflict_iter_cond.
7481         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
7482
7483         * ira-live.c (process_single_reg_class_operands): Call
7484         ira_init_register_move_cost_if_necessary.  Use
7485         ira_register_move_cost instead of ira_get_register_move_cost.
7486
7487         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7488
7489         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
7490
7491         * ira-costs.c: Fix formatting.
7492         (cost_classes, cost_classes_num): Remove.
7493         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
7494         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
7495         (cost_classes_del, cost_classes_htab): New.
7496         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
7497         (initiate_regno_cost_classes, setup_cost_classes): New.
7498         (setup_regno_cost_classes_by_aclass): New.
7499         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
7500         (record_reg_classes): Use regno_cost_classes instead of
7501         cost_classes.  Move checking opposite operand up.
7502         (record_address_regs): Use regno_cost_classes
7503         instead of cost_classes.
7504         (scan_one_insn): Ditto.  Use always general register.
7505         (print_allocno_costs): Use regno_cost_classes instead of
7506         cost_classes.
7507         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
7508         (find_costs_and_classes): Set up cost classes for each registers.
7509         Use also their mode for this.  Use regno_cost_classes instead of
7510         cost_classes.
7511         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
7512         cost_classes.
7513         (free_ira_costs, ira_init_costs): Don't use cost_classes.
7514         (ira_costs, ira_set_pseudo_classes): Call
7515         initiate_regno_cost_classes and finish_regno_cost_classes.
7516
7517         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
7518
7519         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
7520
7521         * target.def (ira_cover_classes): Remove.
7522
7523         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
7524
7525         * doc/tm.texi.in: Ditto.
7526
7527         * ira-conflicts.c: Remove mentioning cover classes from the file.
7528         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
7529         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
7530
7531         * targhooks.c (default_ira_cover_classes): Remove.
7532
7533         * targhooks.h (default_ira_cover_classes): Ditto.
7534
7535         * haifa-sched.c: Remove mentioning cover classes from the file.
7536         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7537         ira_pressure_classes and ira_pressure_classes_num instead of
7538         ira_reg_class_cover_size and ira_reg_class_cover.  Use
7539         sched_regno_pressure_class instead of sched_regno_cover_class.
7540         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
7541         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7542
7543         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
7544         classes from the file.
7545         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
7546         (struct object_hard_regs, struct object_hard_regs_node): New.
7547         (struct ira_object): New members profitable_hard_regs,
7548         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
7549         (struct ira_allocno): Rename cover_class to aclass.  Rename
7550         cover_class_cost and updated_cover_class_cost to class_cost and
7551         updated_class_cost.  Remove splay_removed_p and
7552         left_conflict_size.  Add new members colorable_p.
7553         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
7554         (ALLOCNO_COLORABLE_P): New macro.
7555         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
7556         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
7557         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
7558         (OBJECT_...): Rename parameter C to O.
7559         (OBJECT_PROFITABLE_HARD_REGS): New macro.
7560         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
7561         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
7562         (struct target_ira_int): New members x_ira_max_memory_move_cost,
7563         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
7564         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
7565         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
7566         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
7567         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
7568         x_ira_reg_class_subunion.
7569         (ira_max_memory_move_cost, ira_max_register_move_cost)
7570         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
7571         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
7572         (ira_important_class_nums, ira_reg_class_superunion): New macros.
7573         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
7574         (ira_reg_class_union): Rename to ira_reg_class_subunion.
7575         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7576         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7577         (ira_tune_allocno_costs_and_cover_classes): Rename to
7578         ira_tune_allocno_costs.
7579         (ira_debug_hard_regs_forest): New.
7580         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
7581         (ira_object_conflict_iter_next): Fix comments.
7582         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
7583         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
7584         cover_class to aclass.
7585         (ira_allocate_and_accumulate_costs): Ditto.
7586         (ira_allocate_and_set_or_copy_costs): Ditto.
7587
7588         * opts.c (decode_options): Remove ira_cover_class check.
7589
7590         * ira-color.c: Remove mentioning cover classes from the file.  Use
7591         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
7592         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
7593         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7594         (splay-tree.h): Remove include.
7595         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
7596         before copy_freq_compare_func.
7597         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
7598         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
7599         New definitions.
7600         (hard_regs_roots, hard_regs_node_vec): Ditto.
7601         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
7602         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
7603         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
7604         (create_new_object_hard_regs_node): Ditto.
7605         (add_new_object_hard_regs_node_to_forest): Ditto.
7606         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
7607         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
7608         Ditto.
7609         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
7610         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
7611         (remove_unused_object_hard_regs_nodes): Ditto.
7612         (enumerate_object_hard_regs_nodes): Ditto.
7613         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
7614         (object_hard_regs_subnode_t): Ditto.
7615         (struct object_hard_regs_subnode): Ditto.
7616         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
7617         (setup_object_hard_regs_subnode_index): Ditto.
7618         (get_object_hard_regs_subnodes_num): Ditto.
7619         (form_object_hard_regs_nodes_forest): Ditto.
7620         (finish_object_hard_regs_nodes_tree): Ditto.
7621         (finish_object_hard_regs_nodes_forest): Ditto.
7622         (allocnos_have_intersected_live_ranges_p): Rename to
7623         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7624         (pseudos_have_intersected_live_ranges_p): Rename to
7625         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7626         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
7627         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
7628         (update_copy_costs): Remove assert.  Skip cost update if the hard
7629         reg does not belong the class.
7630         (assign_hard_reg): Process only profitable hard regs.
7631         (uncolorable_allocnos_num): Make it scalar.
7632         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
7633         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
7634         and ira_reg_class_max_nregs.
7635         (bucket_allocno_compare_func): Check frequency first.
7636         (sort_bucket): Add compare function as a parameter.
7637         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
7638         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
7639         (push_allocno_to_stack): Rewrite for checking new allocno
7640         colorability.
7641         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
7642         (push_only_colorable): Pass new parameter to sort_bucket.
7643         (push_allocno_to_spill): Remove.
7644         (allocno_spill_priority_compare): Make it inline and rewrite.
7645         (splay_tree_allocate, splay_tree_free): Remove.
7646         (allocno_spill_sort_compare): New function.
7647         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
7648         build and use splay tree.  Choose first allocno in uncolorable
7649         allocno bucket to spill.  Remove setting spill cost.
7650         (all_conflicting_hard_regs): Remove.
7651         (setup_allocno_available_regs_num): Check only profitable hard
7652         regs.  Print info about hard regs nodes.
7653         (setup_allocno_left_conflicts_size): Remove.
7654         (put_allocno_into_bucket): Don't call
7655         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
7656         (improve_allocation): New.
7657         (color_allocnos): Call setup_profitable_hard_regs,
7658         form_object_hard_regs_nodes_forest, improve_allocation,
7659         finish_object_hard_regs_nodes_forest.  Setup spill cost.
7660         (print_loop_title): Use pressure classes.
7661         (color_allocnso): Ditto.
7662         (do_coloring): Remove allocation and freeing splay_tree_node_pool
7663         and allocnos_for_spilling.
7664         (ira_sort_regnos_for_alter_reg): Don't setup members
7665         {first,next}_coalesced_allocno.
7666         (color): Remove allocating and freeing removed_splay_allocno_vec.
7667         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
7668         prohibited_class_mode_regs.
7669
7670         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
7671         formatting.
7672         (update_allocno_pressure_excess_length): Use pressure classes.
7673         (inc_register_pressure, dec_register_pressure): Check for pressure
7674         class.
7675         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
7676         pressure class.  Use ira_reg_class_nregs instead of
7677         ira_reg_class_max_nregs.
7678         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
7679         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
7680         (single_reg_class): Use ira_reg_class_nregs instead of
7681         ira_reg_class_max_nregs.
7682         (process_bb_node_lives): Use pressure classes.
7683
7684         * ira-emit.c: Remove mentioning cover classes from the file.  Use
7685         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7686         (change_loop): Use pressure classes.
7687         (modify_move_list): Call ira_set_allocno_class instead of
7688         ira_set_allocno_cover_class.
7689
7690         * ira-build.c: Remove mentioning cover classes from the file.  Use
7691         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
7692         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
7693         ALLOCNO_UPDATED_CLASS_COST instead of
7694         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7695         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
7696         (ira_create_allocno): Remove initialization of
7697         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
7698         ALLOCNO_COLORABLE_P.
7699         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7700         Update conflict regs for the objects.
7701         (create_cap_allocno): Remove assert.  Don't propagate
7702         ALLOCNO_AVAILABLE_REGS_NUM.
7703         (ira_free_allocno_costs): New function.
7704         (finish_allocno): Change a part of code into call of
7705         ira_free_allocno_costs.
7706         (low_pressure_loop_node_p): Use pressure classes.
7707         (object_range_compare_func): Don't compare classes.
7708         (setup_min_max_conflict_allocno_ids): Ditto.
7709
7710         * loop-invariant.c: Remove mentioning cover classes from the file.
7711         Use ira_pressure_classes and ira_pressure_classes_num instead of
7712         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
7713         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
7714         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7715         Use reg_allocno_class instead of reg_cover_class.
7716         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
7717         STACK_REG_COVER_CLASS.
7718         (get_regno_cover_class): Rename to get_regno_pressure_class.
7719         (move_loop_invariants): Initialize and finalize regstat.
7720
7721         * ira.c: Remove mentioning cover classes from the file.  Add
7722         comments about coloring without cover classes.  Use ALLOCNO_CLASS
7723         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7724         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
7725         setup_class_subset_and_memory_move_costs.
7726         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
7727         (setup_cover_and_important_classes): Rename to
7728         setup_allocno_and_important_classes.
7729         (setup_class_translate_array): New.
7730         (setup_class_translate): Call it for allocno and pressure classes.
7731         (cover_class_order): Rename to allocno_class_order.
7732         (comp_reg_classes_func): Use ira_allocno_class_translate instead
7733         of ira_class_translate.
7734         (reorder_important_classes): Set up ira_important_class_nums.
7735         (setup_reg_class_relations): Set up ira_reg_class_superunion.
7736         (print_class_cover): Rename to print_classes.  Add parameter.
7737         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7738         Print pressure classes too.
7739         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
7740         setup_reg_subclasses.
7741         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7742         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7743         (setup_prohibited_class_mode_regs): Use
7744         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
7745         (clarify_prohibited_class_mode_regs): New function.
7746         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
7747         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
7748         (ira_init_once): Initialize them.
7749         (free_register_move_costs): Process them.
7750         (ira_init): Move calls of find_reg_classes and
7751         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
7752         Call clarify_prohibited_class_mode_regs.
7753         (ira_no_alloc_reg): Remove.
7754         (too_high_register_pressure_p): Use pressure classes.
7755
7756         * sched-deps.c: Remove mentioning cover classes from the file.
7757         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7758         ira_pressure_classes and ira_pressure_classes_num instead of
7759         ira_reg_class_cover_size and ira_reg_class_cover.
7760         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
7761         sched_regno_pressure_class instead of sched_regno_cover_class.
7762         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
7763         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7764
7765         * ira.h: Add 2010 to Copyright.
7766         (ira_no_alloc_reg): Remove external.
7767         (struct target_ira): Rename x_ira_hard_regno_cover_class,
7768         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
7769         x_ira_class_translate to x_ira_hard_regno_allocno_class,
7770         x_ira_allocno_classes_num, x_ira_allocno_classes, and
7771         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
7772         x_ira_pressure_classes, x_ira_pressure_class_translate, and
7773         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
7774         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
7775         x_ira_no_alloc_regs.
7776         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7777         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
7778         ira_allocno_classes_num and ira_allocno_classes.
7779         (ira_class_translate): Rename to ira_allocno_class_translate.
7780         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
7781         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
7782         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7783         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
7784         (ira_no_alloc_regs): New.
7785
7786         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
7787         classes from the file.  Use ALLOCNO_CLASS instead of
7788         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
7789         ALLOCNO_COVER_CLASS_COST.
7790         (regno_cover_class): Rename to regno_aclass.
7791         (record_reg_classes): Use ira_reg_class_subunion instead of
7792         ira_reg_class_union.
7793         (record_address_regs): Check overflow.
7794         (scan_one_insn): Ditto.
7795         (print_allocno_costs): Print total mem cost fore regional allocation.
7796         (print_pseudo_costs): Use REG_N_REFS.
7797         (find_costs_and_classes): Use classes intersected with them on the
7798         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
7799         ira_reg_class_union.  Use ira_allocno_class_translate and
7800         regno_aclass instead of ira_class_translate and regno_cover_class.
7801         Modify code for finding regno_aclass.  Setup preferred classes for
7802         the next pass.
7803         (setup_allocno_cover_class_and_costs): Rename to
7804         setup_allocno_class_and_costs.  Use regno_aclass instead of
7805         regno_cover_class.  Use ira_set_allocno_class instead of
7806         ira_set_allocno_cover_class.
7807         (init_costs, finish_costs): Use regno_aclass instead of
7808         regno_cover_class.
7809         (ira_costs): Use setup_allocno_class_and_costs instead of
7810         setup_allocno_cover_class_and_costs.
7811         (ira_tune_allocno_costs_and_cover_classes): Rename to
7812         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
7813         by processing objects.  Use ira_reg_class_max_nregs instead of
7814         ira_reg_class_nregs.
7815
7816         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
7817
7818         * sched-int.h: Remove mentioning cover classes from the file.
7819         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
7820
7821         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
7822         classes from the file.
7823         (struct reg_pref): Rename coverclass into allocnoclass.
7824         (reg_cover_class): Rename to reg_allocno_class.
7825
7826         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
7827
7828         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
7829
7830         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7831
7832         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
7833
7834         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
7835
7836         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
7837
7838         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
7839
7840         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
7841
7842         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
7843
7844         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
7845
7846         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
7847         (i386_ira_cover_classes): Ditto.
7848
7849         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7850
7851         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
7852
7853         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
7854
7855         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
7856
7857         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
7858
7859         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
7860
7861         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
7862         (mips_ira_cover_classes): Ditto.
7863
7864         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
7865
7866         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
7867
7868         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
7869
7870         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
7871
7872         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
7873
7874         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
7875         (IRA_COVER_CLASSES_VSX): Ditto.
7876
7877         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
7878         (rs6000_ira_cover_classes): Ditto.
7879
7880         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
7881
7882         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
7883
7884         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
7885
7886         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
7887
7888         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
7889
7890         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
7891
7892         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
7893
7894         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
7895
7896         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
7897
7898         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
7899
7900 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
7901
7902         PR debug/48253
7903         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
7904         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
7905         dw_fde_unlikely_section_end_label, cold_in_std_section,
7906         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
7907         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
7908         fields.
7909         (output_fde): Use dw_fde_second_{begin,end} if second is
7910         true, otherwise dw_fde_{begin,end}.
7911         (output_call_frame_info): Test dw_fde_second_begin != NULL
7912         instead of dw_fde_switched_sections.
7913         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
7914         fields, initialize new fields.  Initialize in_std_section
7915         unconditionally from the first partition.
7916         (dwarf2out_end_epilogue): Don't override dw_fde_end when
7917         dw_fde_second_begin is non-NULL.
7918         (dwarf2out_switch_text_section): Stop initializing removed
7919         dw_fde_struct fields, initialize new fields, initialize
7920         also dw_fde_end here.  Set dw_fde_switch_cfi even when
7921         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
7922         (struct var_loc_list_def): Add last_before_switch field.
7923         (arange_table, arange_table_allocated, arange_table_in_use,
7924         ARANGE_TABLE_INCREMENT, add_arange): Removed.
7925         (size_of_aranges): Count !in_std_section and !second_in_std_section
7926         hunks in fdes, instead of looking at arange_table_in_use.
7927         (output_aranges): Add aranges_length argument, don't call
7928         size_of_aranges here.  Instead of using aranges_table*
7929         emit ranges for fdes when !in_std_section resp.
7930         !second_in_std_section.
7931         (dw_loc_list): Break ranges crossing section switch.
7932         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
7933         use dw_fde_second_end instead of dw_fde_end as end of last range.
7934         (gen_subprogram_die): Don't call add_arange.  Use
7935         dw_fde_{begin,end} for first partition and if switched
7936         section dw_fde_second_{begin,end} for the second.
7937         (var_location_switch_text_section_1,
7938         var_location_switch_text_section): New functions.
7939         (dwarf2out_begin_function): Initialize cold_text_section even
7940         when function_section () isn't text_section.
7941         (prune_unused_types): Don't walk arange_table.
7942         (dwarf2out_finish): Don't needlessly test
7943         flag_reorder_blocks_and_partition when testing cold_text_section_used.
7944         If info_section_emitted, call size_of_aranges and if it indicates
7945         non-empty .debug_aranges, call output_aranges with the computed
7946         size.  Stop using removed dw_fde_struct fields, use
7947         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
7948         for second.
7949
7950         PR debug/48203
7951         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
7952         create ENTRY_VALUE if incoming or address of incoming's MEM
7953         is a hard REG.
7954         * dwarf2out.c (mem_loc_descriptor): Don't emit
7955         DW_OP_GNU_entry_value of DW_OP_fbreg.
7956         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
7957         on ENTRY_VALUE is able to find the canonical parameter VALUE.
7958         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
7959         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
7960         ENTRY_VALUE_EXPs.
7961         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
7962         is a REG_P or MEM_P with REG_P address, compute hash directly
7963         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
7964         (preserve_only_constants): Don't clear VALUES forwaring
7965         ENTRY_VALUE to some other VALUE.
7966
7967 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
7968
7969         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
7970         instead of GEN_INT.
7971
7972 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7973
7974         * cfgexpand.c (expand_gimple_cond): Always set the source location and
7975         block before expanding the statement.
7976         (expand_gimple_stmt_1): Likewise.  Set them here...
7977         (expand_gimple_stmt): ...and not here.  Tidy.
7978         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
7979         unknown.
7980
7981 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7982
7983         * Makefile.in: New rule for cprop.o.
7984         * gcse.c: Move constant/copy propagation to cprop.c.
7985         (compute_local_properties): Only handle expression tables.
7986         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
7987         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
7988         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
7989         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
7990         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
7991         compute_cprop_data, find_used_regs, try_replace_reg,
7992         find_avail_set, cprop_jump, constprop_register, cprop_insn,
7993         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
7994         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
7995         find_bypass_set, reg_killed_on_edge, bypass_block,
7996         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
7997         execute_rtl_cprop, pass_rtl_cprop): Move to...
7998         * cprop.c: ...here.  New file, constant/copy propagation for RTL
7999         moved from gcse.c to here with minor cleanups in duplicated code.
8000
8001 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
8002
8003         * config/i386/i386.c (flag_opts): Fix a typo in
8004         -mavx256-split-unaligned-store.
8005
8006 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
8007
8008         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
8009         LIBCALL_VALUE): Remove macros.
8010         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
8011         TARGET_FUNCTION_VALUE_REGNO_P): Define.
8012         (h8300_function_value, h8300_libcall_value,
8013         h8300_function_value_regno_p): New functions.
8014
8015 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
8016
8017         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
8018
8019 2011-03-28  Jeff Law  <law@redhat.com>
8020
8021         * tree-ssa-threadupdate.c (redirect_edges): Call
8022         create_edge_and_update_destination_phis as needed.
8023         (create_edge_and_update_destination_phis): Accept new BB argument.
8024         All callers updated.
8025         (thread_block): Do not update the profile when threading around
8026         intermediate blocks.
8027         (thread_single_edge): Likewise.
8028         (determine_bb_domination_status): If BB is not a successor of the
8029         loop header, return NONDOMINATING.
8030         (register_jump_thread): Note when we register a jump thread around
8031         an intermediate block.
8032         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
8033         (thread_across_edge): Use it.
8034
8035 2011-03-28  Tristan Gingold  <gingold@adacore.com>
8036
8037         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
8038         when for_return is 2.
8039
8040 2011-03-28  Jeff Law  <law@redhat.com>
8041
8042         * var-tracking.c (canonicalize_values_mark): Delete unused
8043         lhs assignment.
8044         (canonicalize_values_star, set_variable_part): Likewise.
8045         (clobber_variable_part, delete_variable_part): Likewise.
8046
8047 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
8048
8049         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
8050
8051 2011-03-28  Martin Jambor  <mjambor@suse.cz>
8052
8053         * tree-inline.c (expand_call_inline): Do not check that destination
8054         node is analyzed.
8055         (optimize_inline_calls): Assert that destination node is analyzed.
8056         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
8057         not call tree_lowering_passes.
8058         * cgraph.h (cgraph_analyze_function): Declare.
8059         * cgraphunit.c (cgraph_analyze_function): Make public.
8060
8061 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
8062
8063         * config/sparc/sparc-opts.h: New.
8064         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
8065         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
8066         (sparc_option_override): Store processor_type enumeration rather
8067         than string in cpu_default.  Remove name and enumeration from
8068         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
8069         without using sparc_select.  Use target_flags_explicit instead of
8070         fpu_option_set.
8071         * config/sparc/sparc.h (enum processor_type): Move to
8072         sparc-opts.h.
8073         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
8074         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
8075         HeaderInclude entry.
8076         (mcpu=, mtune=): Use Var and Enum.
8077         (sparc_processor_type): New Enum and EnumValue entries.
8078
8079 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8080             Iain Sandoe  <iains@gcc.gnu.org>
8081
8082         PR target/48245
8083         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
8084
8085 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
8086
8087         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
8088         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
8089         Insert new statements at it in lieu of STMT.
8090         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
8091         * tree-vect-stmts.c (vectorizable_store): Likewise.
8092         (vectorizable_load): Likewise.
8093
8094 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
8095
8096         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
8097         (divtf3): Ditto.
8098         (multf3): Ditto.
8099         (subtf3): Ditto.
8100
8101 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
8102
8103         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
8104         unaligned 256bit load/store.
8105         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
8106         (*avx_movdqu<avxmodesuffix>): Likewise.
8107
8108 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8109
8110         PR target/48288
8111         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
8112         * config/pa/pa.md (iordi3): Use new predicate in expander.
8113         (iorsi3): Likewise.
8114
8115 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
8116
8117         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
8118         FUNCTION_VALUE_REGNO_P): Remove macros.
8119         * config/mips/mips-protos.h (mips_function_value): Remove.
8120         * config/mips/mips.c (mips_function_value): Rename to...
8121         (mips_function_value_1): ... this. Make static.  Handle receiving
8122         the function type in 'fn_decl_or_type' argument.
8123         (mips_function_value, mips_libcall_value,
8124         mips_function_value_regno_p): New function.
8125         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
8126         TARGET_FUNCTION_VALUE_REGNO_P): Define.
8127
8128 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
8129
8130         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
8131         and -mavx256-split-unaligned-store.
8132         (ix86_option_override_internal): Split 32-byte AVX unaligned
8133         load/store by default.
8134         (ix86_avx256_split_vector_move_misalign): New.
8135         (ix86_expand_vector_move_misalign): Use it.
8136
8137         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
8138         -mavx256-split-unaligned-store.
8139
8140         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
8141         256bit load/store.  Generate unaligned store on misaligned memory
8142         operand.
8143         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
8144         256bit load/store.
8145         (*avx_movdqu<avxmodesuffix>): Likewise.
8146
8147         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
8148         -mavx256-split-unaligned-store.
8149
8150 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
8151
8152         PR target/38598
8153         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
8154         Update commentary.
8155
8156 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
8157
8158         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
8159         opno arguments with an expand_operand.  Use create_input_operand.
8160         (mips_prepare_builtin_target): Delete.
8161         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
8162         functions.
8163         (mips_expand_builtin_direct): Use create_output_operand and
8164         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
8165         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
8166         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
8167
8168 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
8169
8170         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
8171         function.
8172         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8173
8174 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
8175
8176         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
8177         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
8178         basic blocks and call commit_edge_insertions directly.
8179         (fixup_abnormal_edges): Move from here to...
8180         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
8181         on the edges and return whether some have actually been inserted.
8182         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
8183         compensation code.
8184
8185 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
8186
8187         PR rtl-optimization/48144
8188         * sel-sched-ir.c (merge_history_vect): Factor out from ...
8189         (merge_expr_data): ... here.
8190         (av_set_intersect): Rename to av_set_code_motion_filter.
8191         Update all callers.  Call merge_history_vect when an expression
8192         is found in both sets.
8193         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
8194
8195 2011-03-26  Alan Modra  <amodra@gmail.com>
8196
8197         * config/rs6000/predicates.md (word_offset_memref_op): Handle
8198         cmodel medium addresses.
8199         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
8200         64-bit gpr loads and stores.
8201         (rs6000_secondary_reload_ppc64): New function.
8202         * config/rs6000/rs6000-protos.h: Declare it.
8203         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
8204
8205 2011-03-26  Alan Modra  <amodra@gmail.com>
8206
8207         PR target/47487
8208         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
8209         GNU Go in traceback table.
8210
8211 2011-03-25  Richard Henderson  <rth@redhat.com>
8212
8213         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
8214         if there are exactly 6 operands.
8215         (set_storage_via_setmem): Similarly.
8216
8217 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8218
8219         * collect2.c (write_c_file_stat): Handle backslash
8220         as right-hand directory separator.
8221         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
8222         checking just for slash.
8223         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
8224         instead of checking for trailing slash.
8225         * gcc.c (record_temp_file): Use filename_cmp instead
8226         of strcmp.
8227         (do_spec_1): Likewise.
8228         (replace_outfile_spec_function): Likewise.
8229         (is_directory): Use filename_ncmp instead of strncmp.
8230         (print_multilib_info): Likewise.
8231         * gcov.c (find_source): Use filename_cmp instead
8232         instead of strcmp.
8233         (make_gcov_file_name): Fix order of slash/backslash
8234         checks.
8235         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
8236         (add_standard_paths): Likewise.
8237         * mips-tfile.c (saber_stop): Handle backslash.
8238         * prefix.c (update_path): Use filename_ncmp instead of
8239         strncmp.
8240         * profile.c (output_location): Use filename_cmp instead
8241         of strcmp.
8242         * read-md.c (handle_toplevel_file): Handle backslash.
8243         * tlink.c (frob_extension):  Likewise.
8244         * tree-cfg.c (same_line_p): Use filename_cmp instead of
8245         strcmp.
8246         * tree-dump.c (dequeue_and_dump): Handle backslash.
8247         * tree.c (get_file_function_name): Likewise.
8248         * gengtype.c (read_input_list): Likewise.
8249         (get_file_realbasename): Likewise.
8250         (get_output_file_with_visibility): Use filename_cmp
8251         instead of strcmp.
8252
8253 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
8254
8255         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
8256         case to VFPv1.
8257
8258 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
8259
8260         * fold-const.c (expr_location_or): New function.
8261         (fold_truth_not_expr): Call it.
8262
8263 2011-03-25  Jeff Law  <law@redhat.com>
8264
8265         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
8266         va_end.
8267         * c-family/c-common.c (def_fn_type): Likewise.
8268         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
8269         * emit-rtl.c (gen_rtvec): Likewise.
8270         * lto/lto-lang.c (def_fn_type): Likewise.
8271
8272 2011-03-25  Richard Guenther  <rguenther@suse.de>
8273
8274         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
8275         also generate copies.
8276         (fini_copy_prop): Handle constant values properly.
8277
8278 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
8279
8280         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
8281         mode size instead of bitsize with DWARF2_ADDR_SIZE.
8282         (hash_loc_operands, compare_loc_operands): Handle
8283         DW_OP_GNU_entry_value.
8284
8285 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8286
8287         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
8288         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
8289         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
8290         comment and use macro TARGET_64BIT_MS_ABI instead.
8291         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
8292         and change default behavior for 32-bit MS_ABI.
8293         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
8294         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
8295         32-bit, too.
8296         (ix86_cfun_abi): Likewise.
8297         (ix86_maybe_switch_abi): Adjust comment.
8298         (init_cumulative_args): Check for bit-ness in MS_ABI case.
8299         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
8300         instead of checking for SYSV_ABI.
8301         (ix86_nsaved_sseregs): Likewise.
8302         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
8303         to 16 bytes.
8304         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
8305         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
8306         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
8307         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
8308         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
8309
8310 2011-03-25  Richard Guenther  <rguenther@suse.de>
8311
8312         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
8313         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
8314         (verify_gimple): Remove.
8315         * tree-cfg.c (verify_gimple_call): Merge verification
8316         from verify_stmts.
8317         (verify_gimple_phi): Merge verification from verify_stmts.
8318         (verify_gimple_label): New function.
8319         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
8320         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
8321         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
8322         (verify_stmts): Rename to verify_gimple_in_cfg.
8323         (verify_gimple_in_cfg): New function.
8324         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
8325         * tree-ssa.c (verify_ssa): Likewise.
8326         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
8327
8328 2011-03-25  Richard Guenther  <rguenther@suse.de>
8329
8330         * passes.c (init_optimization_passes): Add FRE pass after
8331         early SRA.
8332
8333 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
8334             Andrew Stubbs  <ams@codesourcery.com>
8335
8336         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
8337         for Cortex-A8.
8338         (arm_movdi_vfp_cortexa8): New pattern.
8339         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
8340         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
8341         instructions when tuning for Cortex-A8.  Set attribute "arch".
8342         * config/arm/arm.md: Move include arm-tune.md up a bit.
8343         (define_attr "arch"): Add "onlya8" and "nota8" values.
8344         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
8345
8346 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
8347
8348         PR bootstrap/48282
8349         Revert:
8350         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8351
8352         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8353         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8354         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8355         * passes.c (init_optimization_passes): Move
8356         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8357
8358 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8359
8360         * c-typeck.c (comptypes_internal): Replace target
8361         hook call of comp_type_attributes by version in tree.c file.
8362         * gimple.c (gimple_types_compatible_p_1): Likewise.
8363         * tree-ssa.c (useless_type_conversion_p): Likewise.
8364         * tree.c (build_type_attribute_qual_variant): Likewise.
8365         (attribute_value_equal): New static helper function.
8366         (comp_type_attributes): New function.
8367         (merge_attributes): Use attribute_value_equal for comparison.
8368         (attribute_list_contained): Likewise.
8369         * tree.h (comp_type_attributes): New prototype.
8370
8371 2011-03-25  Richard Guenther  <rguenther@suse.de>
8372
8373         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
8374         of complex types at -O0.
8375         (verify_gimple_assign_binary): Likewise.
8376         (verify_gimple_assign_ternary): Likewise.
8377
8378 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8379
8380         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
8381         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
8382
8383 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8384
8385         PR debug/48041
8386         * dwarf2out.c (output_abbrev_section): Only write table when
8387         abbrev_die_table_in_use > 1.
8388
8389 2011-02-24  Richard Henderson  <rth@redhat.com>
8390
8391         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
8392         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
8393         (alpha_expand_unaligned_load_words): Use extql.
8394         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
8395         (emit_insxl): Handle all modes for consistency.
8396
8397 2011-02-24  Richard Henderson  <rth@redhat.com>
8398
8399         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
8400         (alpha_expand_unaligned_load): Likewise.
8401         (alpha_expand_unaligned_store): Likewise.
8402         (alpha_expand_unaligned_load_words): Likewise.
8403         (alpha_expand_unaligned_store_words): Likewise.
8404         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
8405         (alpha_split_lock_test_and_set_12): Likewise.
8406         (print_operand, alpha_fold_builtin_extxx): Likewise.
8407         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
8408         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
8409         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
8410         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
8411         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
8412         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
8413         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
8414         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
8415         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
8416         (extwl, extll, extql): Similarly.
8417         (inswh, inslh, insqh): Similarly.
8418         (mskbl, mskwl, mskll, mskql): Similarly.
8419         (mskwh, msklh, mskqh): Similarly.
8420
8421 2011-02-24  Richard Henderson  <rth@redhat.com>
8422
8423         * config/alpha/alpha.md (attribute isa): Add er, ner.
8424         (attribute enabled): Handle them.
8425         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
8426
8427 2011-02-24  Richard Henderson  <rth@redhat.com>
8428
8429         * config/alpha/alpha.md (attribute isa): Add vms.
8430         (attribute enabled): Handle it.
8431         (*movsf): Merge *movsf_{nofix,fix,nofp}.
8432         (*movdf): Merge *movdf_{nofix,fix,nofp}.
8433         (*movtf): Rename from *movtf_internal for consistency.
8434         (*movsi): Merge with *movsi_nt_vms.
8435         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
8436         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
8437         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
8438         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
8439
8440 2011-02-24  Richard Henderson  <rth@redhat.com>
8441
8442         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
8443         (extendqisi2, extendhisi2): Likewise.
8444         (extendqidi2): Simplify BWX/non-BWX expansions.
8445         (extendhidi2): Similarly.
8446
8447 2011-02-24  Richard Henderson  <rth@redhat.com>
8448
8449         * config/alpha/alpha.md (attribute isa): New.
8450         (attribute enabled): New.
8451         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
8452         (zero_extendqisi2, zero_extendqidi2): Similarly.
8453         (zero_extendhisi2, zero_extendhidi2): Similarly.
8454         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
8455
8456 2011-02-24  Richard Henderson  <rth@redhat.com>
8457
8458         * config/alpha/predicates.md (input_operand): Revert last change;
8459         update comment to mention 32-bit VMS rather than Windows.
8460
8461 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8462
8463         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8464         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8465         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8466         * passes.c (init_optimization_passes): Move
8467         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8468
8469 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8470
8471         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
8472
8473 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8474
8475         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
8476         correctly.
8477
8478 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
8479
8480         PR debug/48204
8481         * simplify-rtx.c (simplify_const_unary_operation): Call
8482         real_convert when changing mode class with FLOAT_EXTEND.
8483
8484 2011-03-24  Nick Clifton  <nickc@redhat.com>
8485
8486         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
8487         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8488         * config/rx/rx.c (rx_option_override): Set align_jumps,
8489         align_loops and align_labels if not set by the user.
8490         (rx_align_for_label): New function.
8491         (rx_max_skip_for_label): New function.
8492         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
8493         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
8494         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
8495         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
8496         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
8497
8498 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8499
8500         PR rtl-optimization/48263
8501         * optabs.c (expand_binop_directly): Reinstate convert_modes code
8502         and original commutative_p handling.  Use maybe_gen_insn.
8503
8504 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8505
8506         * reload.c (find_reloads_subreg_address): Add address_reloaded
8507         parameter and return true there if the full address has been
8508         reloaded.
8509         (find_reloads_toplev): Pass address_reloaded flag.
8510         (find_reloads_address_1): Don't use address_reloaded parameter.
8511
8512 2011-03-24  Jeff Law  <law@redhat.com>
8513
8514         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
8515         unused variable "ann".
8516         (remove_unused_locals): Likewise.
8517
8518         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
8519         statement.
8520
8521         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
8522         after it is freed.
8523
8524 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8525
8526         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
8527         for invalid symbolic addresses.
8528         (s390_secondary_reload): Don't use s390_check_symref_alignment for
8529         larl operands.
8530
8531 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8532
8533         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
8534         the argument in calls to fold_truth_not_expr.
8535
8536 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8537
8538         * tree.c (record_node_allocation_statistics): New function.
8539         (make_node_stat, copy_node_stat, build_string): Call it.
8540         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
8541         (build1_stat, build_omp_clause): Likewise.
8542
8543 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8544
8545         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
8546         last commit.
8547
8548 2011-03-24  Richard Guenther  <rguenther@suse.de>
8549
8550         PR tree-optimization/48271
8551         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
8552         blocks that still exist.
8553
8554 2011-03-24  Richard Guenther  <rguenther@suse.de>
8555
8556         PR tree-optimization/48270
8557         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
8558         not free datarefs before ddrs.
8559
8560 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8561
8562         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
8563         from the address built for a reference with variable offset.
8564
8565 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8566
8567         PR target/48237
8568         * config/i386/i386.md (*movdf_internal_rex64): Do not split
8569         alternatives that can be handled with movq or movabsq insn.
8570         (*movdf_internal): Disable for !TARGET_64BIT.
8571         (*movdf_internal_nointeger): Ditto.
8572         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
8573
8574 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8575
8576         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8577         (FUNCTION_ARG_ADVANCE): Likewise.
8578         * tm.texi.in: Change references to them to hook references.
8579         * tm.texi: Regenerate.
8580         * targhooks.c (default_function_arg): Eliminate check for target macro.
8581         (default_function_incoming_arg): Likewise.
8582         (default_function_arg_advance): Likewise.
8583         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8584         (function_arg_advance): Likewise.
8585         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8586
8587 2011-03-24  Richard Guenther  <rguenther@suse.de>
8588
8589         PR middle-end/48269
8590         * tree-object-size.c (addr_object_size): Do not double-account
8591         for MEM_REF offsets.
8592
8593 2011-03-24  Diego Novillo  <dnovillo@google.com>
8594
8595         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
8596         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
8597         (lto_input_data_block): Move from lto-opts.c.  Make extern.
8598         Update all users.
8599         (lto_input_string): Rename from input_string.  Make extern.
8600         Update all users.
8601         * lto-streamer-out.c (lto_output_string_with_length): Rename from
8602         output_string_with_length.
8603         Output 0 to indicate a non-NULL string.  Update all callers to
8604         not emit 0.
8605         (lto_output_string): Rename from output_string.  Make extern.
8606         Update all users.
8607         (lto_output_decl_state_streams): Make extern.
8608         (lto_output_decl_state_refs): Make extern.
8609         * lto-streamer.h (lto_input_string): Declare.
8610         (lto_input_data_block): Declare.
8611         (lto_output_string): Declare.
8612         (lto_output_string_with_length): Declare.
8613         (lto_output_decl_state_streams): Declare.
8614         (lto_output_decl_state_refs): Declare.
8615
8616 2011-03-24  Richard Guenther  <rguenther@suse.de>
8617
8618         PR tree-optimization/46562
8619         * tree.c (build_invariant_address): New function.
8620         * tree.h (build_invariant_address): Declare.
8621         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
8622         a renamed function moved ...
8623         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
8624         Take valueization callback parameter.
8625         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
8626         * gimple-fold.h: New file.
8627         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
8628         (ccp_fold, fold_const_aggregate_ref,
8629         fold_ctor_reference, fold_nonarray_ctor_reference,
8630         fold_array_ctor_reference, fold_string_cst_ctor_reference,
8631         get_base_constructor): Move ...
8632         * gimple-fold.c: ... here.
8633         (gimple_fold_stmt_to_constant_1): New function
8634         split out from ccp_fold.  Take a valueization callback parameter.
8635         Valueize all operands.
8636         (gimple_fold_stmt_to_constant): New wrapper function.
8637         (fold_const_aggregate_ref_1): New function split out from
8638         fold_const_aggregate_ref.  Take a valueization callback parameter.
8639         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
8640         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
8641         invariant POINTER_PLUS_EXPRs to invariant form.
8642         (vn_valueize): New function.
8643         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
8644         * tree-vrp.c (vrp_valueize): New function.
8645         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
8646         to fold statements to constants.
8647         * tree-ssa-pre.c (eliminate): Properly guard propagation of
8648         function declarations.
8649         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
8650         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
8651
8652 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8653
8654         * config/h8300/predicates.md (jump_address_operand): Fix register
8655         mode check.
8656
8657 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
8658
8659         * doc/invoke.texi (max-stores-to-sink): Document.
8660         * params.h (MAX_STORES_TO_SINK): Define.
8661         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
8662         if either vectorization or if-conversion is disabled.
8663         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
8664         tree-vect-data-refs.c vect_equal_offsets.
8665         (dr_equal_offsets_p): New function.
8666         (find_data_references_in_bb): Remove static.
8667         * tree-data-ref.h (find_data_references_in_bb): Declare.
8668         (dr_equal_offsets_p): Likewise.
8669         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
8670         (vect_drs_dependent_in_basic_block): Update calls to
8671         vect_equal_offsets.
8672         (vect_check_interleaving): Likewise.
8673         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
8674         (cond_if_else_store_replacement): Rename to...
8675         (cond_if_else_store_replacement_1): ... this.  Change arguments and
8676         documentation.
8677         (cond_if_else_store_replacement): New function.
8678         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
8679         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
8680
8681 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
8682
8683         PR target/46934
8684         * config/arm/arm.md (casesi): Use the gen_int_mode() function
8685         to subtract lower bound instead of GEN_INT().
8686
8687 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
8688
8689         PR other/48179
8690         PR other/48221
8691         PR other/48234
8692         * doc/extend.texi (Alignment): Move section to match order in TOC.
8693         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8694         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
8695
8696 2011-03-23  Jeff Law  <law@redhat.com>
8697
8698         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
8699         before removing the edge.
8700
8701         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
8702         it may have been freed by redirect_branch_edge or
8703         redirect_edge_succ_nodup.
8704
8705 2011-03-23  Richard Guenther  <rguenther@suse.de>
8706
8707         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
8708         (check_va_list_escapes): Likewise.
8709         (check_all_va_list_escapes): Likewise.
8710
8711 2011-03-23  Richard Guenther  <rguenther@suse.de>
8712
8713         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
8714         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
8715         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
8716         (alias.o): Likewise.
8717         (ipa-type-escape.o): Remove.
8718         (ipa-struct-reorg.o): Likewise.
8719         (GTFILES): Remove ipa-struct-reorg.c.
8720         * alias.c: Do not include ipa-type-escape.h.
8721         * tree-ssa-alias.c: Likewise.
8722         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
8723         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
8724         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
8725         and ipa-type-escape passes.
8726         * tree-pass.h (pass_ipa_type_escape): Remove.
8727         (pass_ipa_struct_reorg): Likewise.
8728         * ipa-struct-reorg.h: Remove.
8729         * ipa-struct-reorg.c: Likewise.
8730         * ipa-type-escape.h: Likewise.
8731         * ipa-type-escape.c: Likewise.
8732         * doc/invoke.texi (-fipa-struct-reorg): Remove.
8733         (--param struct-reorg-cold-struct-ratio): Likewise.
8734         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8735         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8736         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
8737
8738 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8739
8740         * config/s390/2084.md: Enable all insn reservations also for z9_ec
8741         cpu attribute value.
8742         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
8743         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
8744         * config/s390/s390.c (processor_flags_table): New constant array.
8745         (s390_handle_arch_option): Remove.
8746         (s390_handle_option): Remove s390_handle_arch_option invocations
8747         and OPT_mwarn_framesize_ handling.
8748         (s390_option_override): Remove s390_handle_arch_option invocation.
8749         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
8750         warnings.
8751         * config/s390/s390.md (cpu attribute): Add z9_ec value.
8752         * config/s390/s390.opt (s390_tune, s390_arch)
8753         (march=): Replace s390_arch_option enum and values with
8754         processor_type.  Set variable name to s390_arch.  Set
8755         initialization value.
8756         (mtune=): Replace s390_arch_option with processor_type.  Set
8757         variable name to s390_tune.  Set initialization value.
8758
8759 2011-03-23  Julian Brown  <julian@codesourcery.com>
8760
8761         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
8762         accesses which are not naturally aligned.
8763
8764 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8765
8766         PR target/47553
8767         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
8768
8769 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8770
8771         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
8772         parameter from "int" to "enum insn_code".
8773         (expand_operand_type): New enum.
8774         (expand_operand): New structure.
8775         (create_expand_operand): New function.
8776         (create_fixed_operand, create_output_operand): Likewise
8777         (create_input_operand, create_convert_operand_to): Likewise.
8778         (create_convert_operand_from, create_address_operand): Likewise.
8779         (create_integer_operand): Likewise.
8780         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
8781         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8782         (expand_insn, expand_jump_insn): Likewise.
8783         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
8784         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
8785         (expand_movstr, expand_builtin___clear_cache): Likewise.
8786         (expand_builtin_lock_release): Likewise.
8787         * explow.c (allocate_dynamic_stack_space): Likewise.
8788         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
8789         and use the default handling in that case.
8790         * expmed.c (check_predicate_volatile_ok): Delete.
8791         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
8792         (emit_cstore): Likewise.
8793         * expr.c (emit_block_move_via_movmem): Likewise.
8794         (set_storage_via_setmem, expand_assignment): Likewise.
8795         (emit_storent_insn, try_casesi): Likewise.
8796         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
8797         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
8798         (expand_vec_shift_expr, expand_binop_directly): Likewise.
8799         (expand_twoval_unop, expand_twoval_binop): Likewise.
8800         (expand_unop_direct, emit_indirect_jump): Likewise.
8801         (emit_conditional_move, vector_compare_rtx): Likewise.
8802         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
8803         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
8804         (expand_sync_lock_test_and_set): Likewise.
8805         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
8806         (emit_unop_insn): Likewise.
8807         (expand_copysign_absneg): Change icode to an insn_code.
8808         (create_convert_operand_from_type): New function.
8809         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
8810         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8811         (expand_insn, expand_jump_insn): Likewise.
8812         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
8813         than const_int_operand for operand 2.
8814
8815 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8816
8817         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
8818         if possible.
8819
8820 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8821
8822         * emit-rtl.c (emit_pattern_before_noloc): New function.
8823         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
8824         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
8825         (emit_pattern_after_noloc): New function.
8826         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
8827         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
8828
8829 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8830
8831         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
8832         (__ffsDI2): Likewise.
8833
8834 2011-03-22  Richard Henderson  <rth@redhat.com>
8835
8836         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
8837         of !TARGET_ABI_OPEN_VMS.
8838         (alpha_trampoline_init, alpha_start_function): Likewise.
8839         (alpha_expand_epilogue, alpha_file_start): Likewise.
8840         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
8841         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
8842         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
8843         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
8844         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
8845
8846 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8847
8848         * config/s390/s390-opts.h: New.
8849         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
8850         s390_arch_flags, s390_warn_framesize, s390_stack_size,
8851         s390_stack_guard): Remove.
8852         (s390_handle_arch_option): Return void.  Take enum
8853         s390_arch_option value instead of string and searching array.
8854         (s390_handle_option): Don't assert that global structures are in
8855         use.  Access variables via opts pointer.  Use error_at.  Don't use
8856         sscanf for -mstack-guard= or -mstack-size=.  Update call to
8857         s390_handle_arch_option.
8858         (s390_option_override): Update call to s390_handle_arch_option.
8859         (s390_emit_prologue): Use %d format for s390_stack_size in
8860         diagnostic.  Use %wd for HOST_WIDE_INT.
8861         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
8862         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
8863         * config/s390/s390.opt (config/s390/s390-opts.h): New
8864         HeaderInclude entry.
8865         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
8866         s390_arch_flags, s390_warn_framesize): New Variable entries.
8867         (s390_arch_option): New Enum and EnumValue entries.
8868         (march=): Use Enum instead of Var.
8869         (mstack-guard=, mstack-size=): Use UInteger and Var.
8870         (mtune=): Use Enum.
8871
8872 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8873
8874         * config/score/score.c (score_handle_option): Don't assert that
8875         global structures are in use.  Access target_flags via opts
8876         pointer.  Use value of -march= option to determine target_flags
8877         settings.
8878         * config/score/score.opt (march=): Use Enum.
8879         (score_arch): New Enum and EnumValue entries.
8880
8881 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8882
8883         * config/mep/mep.c (option_mtiny_specified): Remove.
8884         (mep_option_override): Move register handling for -mivc2 from
8885         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
8886         instead of option_mtiny_specified.
8887         (mep_handle_option): Access target_flags via opts pointer.  Don't
8888         assert that global structures are in use.  Defer part of -mivc2
8889         handling and move it to mep_option_override.
8890         * config/mep/mep.opt (IVC2): New Mask entry.
8891         (mivc2): Use Var and Defer instead of Mask.
8892
8893 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8894
8895         * config/v850/v850-opts.h: New.
8896         * config/v850/v850.c (small_memory): Replace with
8897         small_memory_physical_max array.  Make that array static const.
8898         (v850_handle_memory_option): Take integer value of argument.  Take
8899         gcc_options pointer, option text and location.  Return void.
8900         Update for changes to small memory structures.
8901         (v850_handle_option): Access target_flags via opts pointer.  Don't
8902         assert that global structures are in use.  Update calls to
8903         v850_handle_memory_option.
8904         (v850_encode_data_area): Update references to small memory settings.
8905         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
8906         (enum small_memory_type): Move to v850-opts.h.
8907         * config/v850/v850.opt (config/v850/v850-opts.h): New
8908         HeaderInclude entry.
8909         (small_memory_max): New Variable entry.
8910         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
8911         (mtda, mzda): Likewise.
8912
8913 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8914
8915         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
8916         pointer.  Don't assert that global structures are in use.
8917
8918 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8919
8920         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
8921         via opts pointer.  Don't assert that global structures are in use.
8922
8923 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8924
8925         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
8926         (munix=93): Use Var.
8927         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
8928         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
8929         * config/pa/pa-opts.h: New.
8930         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
8931         (pa_handle_option): Don't assert that global structures are in
8932         use.  Access target_flags via opts pointer.  Don't handle
8933         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
8934         OPT_munix_98 here.
8935         (pa_option_override): Handle deferred OPT_mfixed_range_.
8936
8937 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8938
8939         * config/mn10300/mn10300-opts.h: New.
8940         * config/mn10300/mn10300.c (mn10300_processor,
8941         mn10300_tune_string): Remove.
8942         (mn10300_handle_option): Don't assert that global structures are
8943         in use.  Access mn10300_processor via opts pointer.  Don't handle
8944         OPT_mtune_ here.
8945         * config/mn10300/mn10300.h (enum processor_type): Move to
8946         mn10300-opts.h.
8947         (mn10300_processor): Remove.
8948         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
8949         HeaderInclude entry.
8950         (mn10300_processor): New Variable entry.
8951         (mtune=): Use Var.
8952
8953 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8954
8955         * config/microblaze/microblaze.c: Don't include opts.h.
8956         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
8957         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
8958         (mno-clearbss): Use Var and Warn.
8959
8960 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8961
8962         * config/m32r/m32r-opts.h: New.
8963         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
8964         (m32r_handle_option): Don't assert that global structures are in
8965         use.  Access target_flags and m32r_cache_flush_func via opts
8966         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
8967         OPT_mno_flush_trap here.
8968         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
8969         include of m32r-opts.h.
8970         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
8971         HeaderInclude entry.
8972         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
8973         (mmodel=): Use Enum and Var.
8974         (m32r_model): New Enum and EnumValue entries.
8975         (mno-flush-trap): Use Var.
8976         (msdata=): Use Enum and Var.
8977         (m32r_sdata): New Enum and EnumValue entries.
8978
8979 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8980
8981         * config/m32c/m32c.c: Don't include opts.h.
8982         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
8983         m32c_handle_option): Remove.
8984         (m32c_option_override): Check global_options_set.x_target_memregs
8985         instead of target_memregs_set.
8986         * config/m32c/m32c.h (target_memregs): Remove.
8987         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
8988         variable.
8989
8990 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8991
8992         * config/iq2000/iq2000-opts.h: New.
8993         * config/iq2000/iq2000.c: Don't include opts.h.
8994         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
8995         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
8996         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
8997         HeaderInclude entry.
8998         (iq2000_tune): New Variable entry.
8999         (march=): Add comment.  Use Enum.
9000         (iq2000_arch): New Enum and EnumValue entries.
9001         (mcpu=): Use Enum and Var.
9002         (iq2000_tune): New Enum and EnumValue entries.
9003
9004 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9005
9006         * config/ia64/ia64-opts.h: New.
9007         * config/ia64/ia64.c (ia64_tune): Remove.
9008         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
9009         here.  Use error_at.
9010         (ia64_option_override): Handle deferred OPT_mfixed_range_.
9011         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
9012         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
9013         HeaderInclude entry.
9014         (ia64_tune): New Variable entry.
9015         (mfixed-range=): Use Defer and Var.
9016         (mtune=): Use Enum and Var.
9017         (ia64_tune): New Enum and EnumValue entries.
9018
9019 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9020
9021         * config/frv/frv-opts.h: New.
9022         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
9023         frv-opts.h.
9024         (frv_cpu_type): Remove.
9025         * config/frv/frv.c: Don't include opts.h.
9026         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
9027         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
9028         (frv_cpu_type): New Variable entry.
9029         (frv_cpu): New Enum and EnumValue entries.
9030
9031 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9032
9033         * config/cris/cris.c (cris_handle_option): Access target_flags via
9034         opts pointer.  Don't assert that global structures are in use.
9035         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
9036         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
9037
9038 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9039
9040         * config/bfin/bfin-opts.h: New.
9041         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
9042         bfin_si_revision, bfin_workarounds): Remove.
9043         (bfin_cpus): Make static const.
9044         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
9045         not bfin_lib_id_given.
9046         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
9047         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
9048         pointer. Use error_at.  Don't assert that global structures are in use.
9049         * config/bfin/bfin.h: Include bfin-opts.h.
9050         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
9051         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
9052         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
9053         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
9054         entries.
9055
9056 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9057
9058         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
9059         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
9060         or -msoft-float here.
9061         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
9062         -msoft-float and -mhard-float.
9063         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
9064         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
9065         msoft-float.
9066         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
9067         -msoft-float.
9068         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
9069         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
9070         not mhard-float.
9071         (LIBGCC_SPEC): Don't handle -msoft-float.
9072         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
9073         -mhard-float.
9074         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
9075         msoft-float.
9076         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
9077         -mfloat-abi=*, not -msoft-float and -mhard-float.
9078         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
9079         -msoft-float.
9080         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
9081         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
9082         mhard-float and msoft-float.
9083         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
9084         mfloat-abi=soft in comments, not mhard-float and msoft-float.
9085         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
9086         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
9087         mhard-float.
9088         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
9089         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
9090         msoft-float.
9091         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
9092         not mhard-float.
9093         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
9094         not msoft-float.
9095
9096 2011-03-22  Richard Henderson  <rth@redhat.com>
9097
9098         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
9099         TARGET_ABI_WINDOWS_NT.
9100         (alpha_output_function_end_prologue): Likewise.
9101         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
9102         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9103         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
9104         (trap, *movsi_nt_vms): Likewise.
9105         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
9106         (*tablejump_osf_nt_internal): Remove.
9107         * config/alpha/predicates.md (input_operand): Only test Pmode.
9108
9109 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9110
9111         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
9112         via opts pointer.  Use error_at.  Don't assert that global
9113         structures are in use.
9114
9115 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9116
9117         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
9118         (ix86_handle_option): Access ix86_isa_flags and
9119         ix86_isa_flags_explicit via opts pointer.  Don't assert that
9120         global structures are in use.
9121         (ix86_function_specific_save, ix86_function_specific_restore):
9122         Update ix86_isa_flags_explicit field name.
9123         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
9124         (ix86_isa_flags_explicit): Rename TargetSave entry to
9125         x_ix86_isa_flags_explicit.
9126
9127 2011-03-22  Richard Henderson  <rth@redhat.com>
9128
9129         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
9130         (alpha_option_override, direct_return): Likewise.
9131         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
9132         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
9133         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
9134         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9135         (alpha_expand_epilogue, alpha_end_function): Likewise.
9136         (alpha_init_libfuncs): Likewise.
9137         (struct machine_function): Remove unicosmk members.
9138         (print_operand) ['t']: Remove.
9139         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
9140         unicosmk_output_module_name, unicosmk_output_common,
9141         current_section_align, unicosmk_output_text_section_asm_op,
9142         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
9143         unicosmk_section_type_flags, unicosmk_unique_section,
9144         unicosmk_asm_named_section, unicosmk_insert_attributes,
9145         unicosmk_output_align, unicosmk_defer_case_vector,
9146         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
9147         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
9148         unicosmk_output_ssib, unicosmk_add_call_info_word,
9149         unicosmk_extern_head, unicosmk_output_default_externs,
9150         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
9151         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
9152         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
9153         * config/alpha/alpha-protos.h: Update.
9154         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
9155         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
9156         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
9157         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
9158         (*mulsi_se, mulvsi3): Likewise.
9159         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
9160         (*divmodsi_internal, call, call_value, realign): Likewise.
9161         (moddi3, umoddi3): Likewise; remove duplicate expander.
9162         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
9163         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
9164         (*movdi_nofix): Remove r/U alternative.
9165         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
9166         * config/alpha/constraints.md ("U"): Remove.
9167         * config/alpha/predicates.md (call_operand"): Don't test
9168         TARGET_ABI_UNICOSMK.
9169
9170 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9171
9172         * target.def (handle_option): Take gcc_options and
9173         cl_decoded_option pointers and location_t.
9174         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
9175         * doc/tm.texi: Regenerate.
9176         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
9177         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
9178         * lto-opts.c (lto_reissue_options): Generate option structure for
9179         targetm.handle_option call.
9180         * opts.c (target_handle_option): Update call to
9181         targetm.handle_option.  Remove assertions about values now passed
9182         down to hook.
9183         * targhooks.c (default_target_handle_option): New.
9184         * targhooks.h (default_target_handle_option): Declare.
9185         * config/alpha/alpha.c: Include opts.h.
9186         (alpha_handle_option): Update to new hook interface.
9187         * config/arm/arm.c: Include opts.h.
9188         (arm_handle_option): Update to new hook interface.
9189         * config/arm/t-arm (arm.o): Update dependencies.
9190         * config/bfin/bfin.c: Include opts.h.
9191         (bfin_handle_option): Update to new hook interface.
9192         * config/cris/cris.c: Include opts.h.
9193         (cris_handle_option): Update to new hook interface.
9194         * config/frv/frv.c: Include opts.h.
9195         (frv_handle_option): Update to new hook interface.
9196         * config/i386/i386.c: Include opts.h.
9197         (ix86_handle_option): Update to new hook interface.
9198         (ix86_valid_target_attribute_inner_p): Generate option structure
9199         for call to ix86_handle_option.
9200         * config/i386/t-i386 (i386.o): Update dependencies.
9201         * config/ia64/ia64.c: Include opts.h.
9202         (ia64_handle_option): Update to new hook interface.
9203         * config/ia64/t-ia64 (ia64.o): Update dependencies.
9204         * config/iq2000/iq2000.c: Include opts.h.
9205         (iq2000_handle_option): Update to new hook interface.
9206         * config/m32c/m32c.c: Include opts.h.
9207         (m32c_handle_option): Update to new hook interface.
9208         * config/m32r/m32r.c: Include opts.h.
9209         (m32r_handle_option): Update to new hook interface.
9210         * config/m68k/m68k.c: Include opts.h.
9211         (m68k_handle_option): Update to new hook interface.
9212         * config/mep/mep.c: Include opts.h.
9213         (mep_handle_option): Update to new hook interface.
9214         * config/microblaze/microblaze.c: Include opts.h.
9215         (microblaze_handle_option): Update to new hook interface.
9216         * config/mips/mips.c: Include opts.h.
9217         (mips_handle_option): Update to new hook interface.
9218         * config/mn10300/mn10300.c: Include opts.h.
9219         (mn10300_handle_option): Update to new hook interface.
9220         * config/pa/pa.c: Include opts.h.
9221         (pa_handle_option): Update to new hook interface.
9222         * config/pdp11/pdp11.c: Include opts.h.
9223         (pdp11_handle_option): Update to new hook interface.
9224         * config/rs6000/rs6000.c: Include opts.h.
9225         (rs6000_handle_option): Update to new hook interface.
9226         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
9227         * config/rx/rx.c: Include opts.h.
9228         (rx_handle_option): Update to new hook interface.
9229         * config/s390/s390.c: Include opts.h.
9230         (s390_handle_option): Update to new hook interface.
9231         * config/score/score.c: Include opts.h.
9232         (score_handle_option): Update to new hook interface.
9233         * config/sh/sh.c: Include opts.h.
9234         (sh_handle_option): Update to new hook interface.
9235         * config/sparc/sparc.c: Include opts.h.
9236         (sparc_handle_option): Update to new hook interface.
9237         * config/v850/v850.c: Include opts.h.
9238         (v850_handle_option): Update to new hook interface.
9239
9240 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9241
9242         * gcc.c (driver_unknown_option_callback): Only permit and save
9243         unknown -Wno- options.
9244         (driver_wrong_lang_callback): Save options directly instead of via
9245         driver_unknown_option_callback.
9246
9247 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
9248
9249         * combine.c (simplify_set): Try harder to find the best CC mode when
9250         simplifying a nested COMPARE on the RHS.
9251
9252 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9253
9254         * config/alpha/gnu.h: Remove.
9255         * config/arc: Remove directory.
9256         * config/arm/netbsd.h: Remove.
9257         * config/arm/t-pe: Remove.
9258         * config/crx: Remove directory.
9259         * config/i386/netbsd.h: Remove.
9260         * config/m68hc11: Remove directory.
9261         * config/m68k/uclinux-oldabi.h: Remove.
9262         * config/mcore/mcore-pe.h: Remove.
9263         * config/mcore/t-mcore-pe: Remove.
9264         * config/netbsd-aout.h: Remove.
9265         * config/rs6000/gnu.h: Remove.
9266         * config/sh/sh-symbian.h: Remove.
9267         * config/sh/symbian-base.c: Remove.
9268         * config/sh/symbian-c.c: Remove.
9269         * config/sh/symbian-cxx.c: Remove.
9270         * config/sh/symbian-post.h: Remove.
9271         * config/sh/symbian-pre.h: Remove.
9272         * config/sh/t-symbian: Remove.
9273         * config/svr3.h: Remove.
9274         * config/vax/netbsd.h: Remove.
9275         * config.build: Don't handle i[34567]86-*-pe.
9276         * config.gcc: Remove handling of deprecations for most deprecated
9277         targets.
9278         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
9279         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
9280         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
9281         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
9282         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
9283         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
9284         Remove cases.
9285         * config.host: Don't handle i[34567]86-*-pe.
9286         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
9287         (ASM_SPEC32): Don't handle -mcall-gnu.
9288         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
9289         -mcall-gnu.
9290         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
9291         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
9292         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
9293         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
9294         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
9295         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
9296         conditional on SYMBIAN.
9297         * configure.ac: Don't handle powerpc*-*-gnu*.
9298         * configure: Regenerate.
9299         * doc/extend.texi (interrupt attribute): Don't mention CRX.
9300         * doc/install-old.texi (m6811, m6812): Don't mention.
9301         * doc/install.texi (arc-*-elf*): Don't document multilib option.
9302         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
9303         (m68k-uclinuxoldabi): Don't mention.
9304         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
9305         Remove.
9306         (-mcall-gnu): Remove.
9307         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
9308         families): Remove constraint documentation.
9309
9310 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
9311
9312         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
9313         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
9314         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
9315
9316 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
9317
9318         PR target/48226
9319         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
9320         vector when peeking at the next token for vector, don't expand the
9321         keywords.
9322
9323 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
9324
9325         * config/avr/avr-protos.h (expand_epilogue): Change prototype
9326         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
9327         * config/avr/avr.c (init_cumulative_args)
9328         (avr_function_arg_advance): Use it.
9329         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
9330         sibcall epilogues.
9331         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
9332         (avr_function_ok_for_sibcall): ...this new function.
9333         (avr_lookup_function_attribute1): New static Function.
9334         (avr_naked_function_p, interrupt_function_p)
9335         (signal_function_p, avr_OS_task_function_p)
9336         (avr_OS_main_function_p): Use it.
9337         * config/avr/avr.md ("sibcall", "sibcall_value")
9338         ("sibcall_epilogue"): New expander.
9339         ("*call_insn", "*call_value_insn"): New insn.
9340         ("call_insn", "call_value_insn"): Remove
9341         ("call", "call_value", "epilogue"): Change expander to handle
9342         sibling calls.
9343
9344 2011-03-21  Nick Clifton  <nickc@redhat.com>
9345
9346         * doc/invoke.texi (Overall Options): Move closing brace to end of
9347         options list.
9348         (Optimization Options): Add missing @gol.
9349         (Directory Options): Likewise.
9350         (i386 and x86-64 Options): Likewise.
9351         (RS6000 and PowerPC Options): Likewise.
9352         (i386 and x86-64 Windows Options): Likewise.
9353         (V850 Options): Add text missing from descriptions.
9354
9355 2011-03-22  Richard Henderson  <rth@redhat.com>
9356
9357         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
9358         (avr_incoming_return_addr_rtx): New.
9359         (emit_push_byte): New.
9360         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
9361         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
9362         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
9363         (emit_pop_byte): New.
9364         (expand_epilogue): Use it.  Pop frame pointer by bytes.
9365         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
9366         (INCOMING_RETURN_ADDR_RTX): New.
9367         (INCOMING_FRAME_SP_OFFSET): New.
9368         (ARG_POINTER_CFA_OFFSET): New.
9369         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
9370         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
9371         (pophi): Remove.
9372
9373         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
9374
9375 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9376
9377         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
9378         (FUNCTION_ARG_ADVANCE): Likewise.
9379         * tm.texi.in: Change references to them to hook references.
9380         * tm.texi: Regenerate.
9381         * targhooks.c (default_function_arg): Eliminate check for target
9382         macro.
9383         (default_function_incoming_arg): Likewise.
9384         (default_function_arg_advance): Likewise.
9385         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
9386         (function_arg_advance): Likewise.
9387         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
9388
9389 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9390
9391         * tree.c (build_call_1): New function.
9392         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
9393
9394 2011-03-22  Richard Guenther  <rguenther@suse.de>
9395
9396         PR tree-optimization/48228
9397         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
9398         for single-arg PHIs.
9399
9400 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
9401
9402         PR rtl-optimization/48143
9403         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
9404         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
9405         sse2_cvtps2pd): Likewise.
9406
9407 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9408
9409         * recog.c (canonicalize_change_group): Use validate_unshare_change.
9410
9411 2011-03-22  Richard Guenther  <rguenther@suse.de>
9412
9413         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
9414         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
9415         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
9416         and REALIGN_LOAD_EXPR.
9417         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
9418         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
9419         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
9420         DOT_PROD_EXPR case ...
9421         (expand_expr_real_2): ... here.
9422         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
9423         and REALIGN_LOAD_EXPR.
9424         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
9425         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
9426         (vect_create_epilog_for_reduction): Likewise.
9427         (vectorizable_reduction): Likewise.
9428         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
9429         * tree-vect-stmts.c (vectorizable_load): Likewise.
9430
9431 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
9432
9433         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
9434
9435 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9436
9437         * config/s390/s390.c (s390_delegitimize_address): Fix offset
9438         handling for PLTOFF/GOTOFF.
9439
9440 2011-03-22  Nick Clifton  <nickc@redhat.com>
9441
9442         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
9443         trailing backslash from the end of the macro definition.
9444
9445 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9446
9447         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
9448         and PLT unspecs.
9449
9450 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
9451
9452         * expr.h (prepare_operand): Move to...
9453         * optabs.h (prepare_operand): ...here and change the insn code
9454         parameter from "int" to "enum insn_code".
9455         (insn_operand_matches): Declare.
9456         * expr.c (init_expr_target): Use insn_operand_matches.
9457         (compress_float_constant): Likewise.
9458         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
9459         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
9460         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
9461         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
9462         Likewise.
9463         (gen_cond_trap): Likewise.
9464         (prepare_operand): Likewise.  Change icode to an insn_code.
9465         (insn_operand_matches): New function.
9466         * reload.c (find_reloads_address_1): Use insn_operand_matches.
9467         * reload1.c (gen_reload): Likewise.
9468         * targhooks.c (default_secondary_reload): Likewise.
9469
9470 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9471
9472         * config/alpha/alpha.md (unspec): New define_c_enum.
9473         (unspecv): Ditto.
9474
9475 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9476
9477         PR debug/48214
9478         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
9479         between a call and its CALL_ARG_LOCATION note.
9480
9481 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
9482
9483         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
9484
9485 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9486
9487         PR c/42544
9488         PR c/48197
9489         * c-common.c (shorten_compare): If primopN is first sign-extended
9490         to opN and then zero-extended to result type, set primopN to opN.
9491
9492 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
9493
9494         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
9495         for barrier handlers.
9496
9497 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
9498
9499         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
9500         UNSPEC constants to be in the unspec enumeration, and redefine
9501         all UNSPECV constants to be in the unspecv enumeration, so that
9502         dumps print which unspec/unspec_volatile this is.
9503         * config/rs6000/vector.md (UNSPEC_*): Ditto.
9504         * config/rs6000/paired.md (UNSPEC_*): Ditto.
9505         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
9506         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
9507         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
9508
9509         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
9510         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
9511         UNSPECV_LWSYNC, since these are used as unspec_volatile.
9512         * config/rs6000/sync.md (isync, lwsync): Ditto.
9513
9514 2011-03-21  Richard Guenther  <rguenther@suse.de>
9515
9516         * params.def (lto-min-partition): Fix typo.
9517
9518 2011-03-21  Richard Guenther  <rguenther@suse.de>
9519
9520         PR c/47939
9521         * c-decl.c (grokdeclarator): Drop to the main variant only
9522         for array types.  Drop flag_gen_aux_info check.
9523
9524 2011-03-21  Richard Guenther  <rguenther@suse.de>
9525
9526         PR translation/47911
9527         * params.def (lto-partitions): Fix typo.
9528         (lto-min-partition): Fix wording.
9529
9530 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
9531
9532         * config/rs6000/t-freebsd: Remove duplication from file.
9533
9534 2011-03-21  Richard Guenther  <rguenther@suse.de>
9535
9536         PR middle-end/47661
9537         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
9538
9539 2011-03-21  Richard Guenther  <rguenther@suse.de>
9540
9541         PR lto/48210
9542         * params.def (lto-partitions): Require at least 1 partition.
9543
9544 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9545
9546         * gthr-solaris.h: Remove.
9547         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
9548         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
9549         (LIB_SPEC): Likewise.
9550         * config/sol2.opt (threads): Remove.
9551         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
9552         (sparc*-*-solaris2*): Likewise.
9553         * configure.ac (enable_threads): Enable solaris support.
9554         * configure: Regenerate.
9555         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
9556         * doc/install.texi (Configuration, --enable-threads=lib): Remove
9557         solaris.
9558
9559 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9560
9561         * config.gcc: Obsolete *-*-solaris2.8*.
9562         * doc/install.texi (Specific, *-*-solaris2*): Document it.
9563
9564 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9565
9566         PR bootstrap/48135
9567         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
9568         reference.  Solaris 8 perl works.
9569
9570 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9571
9572         PR bootstrap/48135
9573         * doc/install.texi (Prerequisites): Move jar etc. up.
9574         Explain support library version requirements.
9575
9576 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9577
9578         PR bootstrap/48135
9579         * doc/install.texi (Prerequisites): Move Perl to build
9580         requirements.  Always necessary on Solaris 2 with Sun ld.
9581
9582 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9583
9584         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
9585         binutils 2.21.
9586         (Specific, i?86-*-solaris2.[89]): Likewise.
9587         (Specific, i?86-*-solaris2.10): Likewise.
9588         (Specific, mips-sgi-irix6): Likewise.
9589         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
9590         Update for binutils 2.21.
9591
9592 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9593
9594         * configure.ac (gcc_cv_lto_plugin): Fix typo.
9595         Allow -fuse-linker-plugin for non-default plugin linker.
9596         * configure: Regenerate.
9597
9598 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9599
9600         PR bootstrap/48167
9601         * gengtype.c (files_rules): Added rule for cp/parser.h.
9602
9603 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9604
9605         PR target/48213
9606         * config/s390/s390.c (s390_delegitimize_address): Don't call
9607         lowpart_subreg if orig_x has BLKmode.
9608
9609 2011-03-21  Kai Tietz  <ktietz@redhat.com>
9610
9611         PR target/12171
9612         * doc/plugins.texi: Adjust documentation for plugin register_callback.
9613         * tree.h (attribute_spec): Add new member affects_type_identity.
9614         * attribs.c (empty_attribute_table): Adjust attribute_spec
9615         initializers.
9616         * config/alpha/alpha.c: Likewise.
9617         * config/arc/arc.c: Likewise.
9618         * config/arm/arm.c: Likewise.
9619         * config/avr/avr.c: Likewise.
9620         * config/bfin/bfin.c: Likewise.
9621         * config/crx/crx.c: Likewise.
9622         * config/darwin.h: Likewise.
9623         * config/h8300/h8300.c: Likewise.
9624         * config/i386/cygming.h: Likewise.
9625         * config/i386/i386.c: Likewise.
9626         * config/ia64/ia64.c: Likewise.
9627         * config/m32c/m32c.c: Likewise.
9628         * config/m32r/m32r.c: Likewise.
9629         * config/m68hc11/m68hc11.c: Likewise.
9630         * config/m68k/m68k.c: Likewise.
9631         * config/mcore/mcore.c: Likewise.
9632         * config/mep/mep.c: Likewise.
9633         * config/microblaze/microblaze.c: Likewise.
9634         * config/mips/mips.c: Likewise.
9635         * config/rs6000/rs6000.c: Likewise.
9636         * config/rx/rx.c: Likewise.
9637         * config/sh/sh.c: Likewise.
9638         * config/sol2.h: Likewise.
9639         * config/sparc/sparc.c: Likewise.
9640         * config/spu/spu.c: Likewise.
9641         * config/stormy16/stormy16.c: Likewise.
9642         * config/v850/v850.c: Likewise.
9643
9644 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
9645
9646         * simplify-rtx.c (simplify_binary_operation_1): Handle
9647         (xor (and A B) C) case when B and C are both constants.
9648
9649 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
9650
9651         * tree-dfa.c (add_referenced_var): Fix typo in comment.
9652
9653 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
9654
9655         PR bootstrap/48168
9656         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
9657
9658 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
9659
9660         PR rtl-optimization/48156
9661         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
9662         assume df and df_lr are not NULL.
9663
9664 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9665
9666         PR debug/48023
9667         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
9668         between a call and its CALL_ARG_LOCATION note.
9669
9670 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
9671
9672         PR debug/48178
9673         * config/sh/sh.c (find_barrier): Don't emit a constant pool
9674         between a call and its corresponding CALL_ARG_LOCATION note.
9675
9676 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
9677
9678         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
9679         instead of loop. Use HARD_REGISTER_NUM_P predicate.
9680         * haifa-sched.c (setup_ref_regs): Ditto.
9681         * caller-save.c (add_used_regs_1): Ditto.
9682         * dse.c (look_for_hardregs): Ditto.
9683         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
9684         * sched-rgn.c (check_live_1): Ditto.
9685
9686 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9687
9688         * c-decl.c (diagnose_mismatched_decls): Give an error for
9689         redefining a typedef with variably modified type.
9690
9691 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9692
9693         * c-decl.c (grokfield): Don't allow typedefs for structures or
9694         unions with no tag by default.
9695         * doc/extend.texi (Unnamed Fields): Update.
9696
9697 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
9698
9699         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9700         Rewrite using indirect functions.
9701         (lwp_slwpcb): Ditto.
9702         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
9703         (avx_vinsertf128<mode>): Ditto.
9704
9705 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9706
9707         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
9708         unspecs.
9709
9710 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9711
9712         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
9713         splitting between a call and its corresponding CALL_ARG_LOCATION note.
9714
9715 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
9716
9717         PR rtl-optimization/48170
9718         * gcse.c (hoist_code): Remove bogus asserts.
9719
9720 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
9721
9722         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
9723         computation for prologue/epilogue.
9724
9725 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9726
9727         * Makefile.in (check-consistency): Remove.
9728
9729 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
9730
9731         PR debug/48176
9732         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
9733         arange_table_in_use is 0, but either text_section_used or
9734         cold_text_section_used is true.  Don't call it if
9735         !info_section_emitted.
9736
9737 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
9738
9739         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
9740         FUNCTION_VALUE_REGNO_P): Remove.
9741         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
9742         Remove.
9743         * config/avr/avr.c (avr_ret_register): Make static inline.
9744         (avr_function_value_regno_p): New function.
9745         (avr_libcall_value): Make static. Add 'func' argument.
9746         (avr_function_value): Make static. Rename 'func' argument to
9747         'fn_decl_or_type', forward it to avr_libcall_value. Call
9748         avr_ret_register function instead of RET_REGISTER macro.
9749         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9750
9751 2011-03-18  Jason Merrill  <jason@redhat.com>
9752
9753         PR c++/23372
9754         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
9755
9756 2011-03-18  Richard Guenther  <rguenther@suse.de>
9757
9758         * doc/install.texi (--enable-gold): Remove.
9759         (--with-plugin-ld): Document.
9760         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
9761
9762 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
9763
9764         PR middle-end/47790
9765         * expr.c (optimize_bitfield_assignment_op): Revamp to work
9766         again after expansion changes.
9767
9768 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
9769
9770         * combine.c (try_combine): Do simplification only call of
9771         subst() on i2 even when i1 is present. Update comments.
9772
9773 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
9774
9775         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
9776         and UNSPEC_PCREL_SYMOFF.
9777
9778 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9779
9780         * config/s390/s390.md: Use define_c_enum for the unspec constant
9781         definitions.
9782
9783 2011-03-18  Richard Henderson  <rth@redhat.com>
9784             Jakub Jelinek  <jakub@redhat.com>
9785
9786         PR bootstrap/48161
9787         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
9788         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
9789
9790 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9791
9792         PR middle-end/47725
9793         * combine.c (cant_combine_insn_p): Don't check zero/sign
9794         extended hard registers.
9795
9796 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9797
9798         PR middle-end/47725
9799         * combine.c (cant_combine_insn_p): Check zero/sign extended
9800         hard registers.
9801
9802 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
9803
9804         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
9805         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
9806         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
9807         Change return type to bool.
9808         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
9809
9810 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9811
9812         PR debug/48163
9813         * var-tracking.c (prepare_call_arguments): If CALL target
9814         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
9815         pc instead of looking it up using cselib_lookup and use
9816         Pmode for it if x has VOIDmode.
9817         * dwarf2out.c (gen_subprogram_die): If also both first and
9818         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
9819
9820         PR debug/48163
9821         * function.c (assign_parms): For data.passed_pointer parms
9822         use MEM of data.entry_parm instead of data.entry_parm itself
9823         as DECL_INCOMING_RTL.
9824         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
9825         also when passed and declared mode is the same, DECL_RTL
9826         is a MEM with pseudo as address and DECL_INCOMING_RTL is
9827         a MEM too.
9828
9829 2011-03-16  Jeff Law  <law@redhat.com>
9830
9831         PR rtl-optimization/37273
9832         * ira-costs.c (scan_one_insn): Detect constants living in memory and
9833         handle them like argument loads from stack slots.  Do not double
9834         count memory for memory constants and argument loads from stack slots.
9835
9836 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9837
9838         PR debug/48160
9839         * var-tracking.c (prepare_call_arguments): Check SUBREG.
9840
9841 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9842
9843         PR target/48171
9844         * config/i386/i386.opt: Add Save to -mavx and -mfma.
9845
9846 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9847
9848         PR bootstrap/48153
9849         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
9850         if dwarf_strict.
9851         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
9852         Clear call_arg_locations and call_arg_loc_last always.
9853
9854         PR middle-end/48152
9855         * var-tracking.c (prepare_call_arguments): If argument needs to be
9856         passed by reference, adjust argtype and mode.
9857
9858 2011-03-17  Richard Guenther  <rguenther@suse.de>
9859
9860         PR middle-end/48134
9861         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
9862         a value make sure to fold the statement.
9863
9864 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
9865
9866         PR target/43872
9867         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
9868         return condition with !cfun->calls_alloca.
9869
9870 2011-03-17  Richard Guenther  <rguenther@suse.de>
9871
9872         PR bootstrap/48148
9873         * lto-cgraph.c (input_overwrite_node): Clear the abstract
9874         origin for decls in other ltrans units.
9875         (input_varpool_node): Likewise.
9876
9877 2011-03-17  Richard Guenther  <rguenther@suse.de>
9878
9879         PR middle-end/48165
9880         * tree-object-size.c (compute_object_offset): Properly return
9881         the offset operand of MEM_REFs as sizetype.
9882
9883 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9884
9885         PR rtl-optimization/48141
9886         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
9887         * dse.c: Include params.h.
9888         (active_local_stores_len): New variable.
9889         (add_wild_read, dse_step1): Clear it when setting active_local_stores
9890         to NULL.
9891         (record_store, check_mem_read_rtx): Decrease it when removing
9892         from the chain.
9893         (scan_insn): Likewise.  Increase it when adding to chain, if it
9894         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
9895         set active_local_stores to NULL before the addition.
9896         * Makefile.in (dse.o): Depend on $(PARAMS_H).
9897
9898         PR rtl-optimization/48141
9899         * dse.c (record_store): If no positions are needed in an insn
9900         that cannot be deleted, at least unchain it from active_local_stores.
9901
9902 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
9903
9904         PR debug/47510
9905         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
9906         (lookup_type_die_strip_naming_typedef): ... here.
9907         (get_context_die): Use it.
9908         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
9909         the anonymous struct named by the naming typedef.
9910
9911 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
9912
9913         PR target/48154
9914         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
9915         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9916
9917 2011-03-16  Jeff Law  <law@redhat.com>
9918
9919         * tree-vrp.c (identify_jump_threads): Slightly simplify type
9920         check for operands of conditional.  Allow type to be a pointer.
9921
9922 2011-03-16  Richard Guenther  <rguenther@suse.de>
9923
9924         PR tree-optimization/48149
9925         * fold-const.c (fold_binary_loc): Fold
9926         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
9927
9928 2011-03-16  Richard Guenther  <rguenther@suse.de>
9929
9930         PR tree-optimization/26134
9931         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
9932         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
9933         (non_rewritable_mem_ref_base): Handle complex type component
9934         accesses, constrain offsets for vector and complex extracts
9935         more properly.
9936
9937 2011-03-16  Richard Guenther  <rguenther@suse.de>
9938
9939         PR tree-optimization/48146
9940         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
9941         operands avoiding the need for renaming.
9942
9943 2011-03-16  Richard Guenther  <rguenther@suse.de>
9944
9945         * gimple-fold.c (maybe_fold_reference): Open-code relevant
9946         constant folding.  Move MEM_REF canonicalization first.
9947         Rely on fold_const_aggregate_ref for initializer folding.
9948         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
9949
9950 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9951
9952         PR middle-end/48136
9953         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9954         arg0/arg1 or their arguments are always fold converted to matching
9955         types.
9956
9957         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
9958         to nargs.
9959
9960 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9961
9962         PR lto/46944
9963         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
9964         Handle in-tree gold.
9965         (ld_vers): Extract binutils version for gold.
9966         (gcc_cv_ld_hidden): Handle gold here.
9967         (gcc_cv_lto_plugin): Determine level of linker plugin support.
9968         * configure: Regenerate.
9969         * config.in: Regenerate.
9970         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
9971         -fuse-linker-plugin otherwise.
9972         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
9973         (LINK_COMMAND_SPEC): Use it.
9974         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
9975
9976 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9977
9978         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
9979         * calls.c: Remove debug.h include.
9980         (emit_call_1): Don't call virtual_call_token debug hook.
9981         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
9982         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
9983         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
9984         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
9985         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
9986         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
9987         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
9988         dwarf2out_virtual_call): Remove.
9989         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
9990         copy_call_info and virtual_call hooks.
9991         (dwarf2out_init): Don't initialize vcall_insn_table,
9992         debug_dcall_section and debug_vcall_section.
9993         (prune_unused_types): Don't mark nodes from dcall_table.
9994         (dwarf2out_finish): Don't output dcall or vcall tables.
9995         * final.c (final_scan_insn): Don't call direct_call or
9996         virtual_call debug hooks.
9997         * debug.h (struct gcc_debug_hooks): Remove direct_call,
9998         virtual_call_token, copy_call_info and virtual_call hooks.
9999         (debug_nothing_uid): Remove prototype.
10000         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
10001         copy_call_info and virtual_call hooks.
10002         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10003         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
10004         * debug.c (do_nothing_debug_hooks): Likewise.
10005         (debug_nothing_uid): Remove.
10006         * doc/invoke.texi (-fenable-icf-debug): Remove.
10007         * common.opt (-fenable-icf-debug): Likewise.
10008
10009         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
10010         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
10011         call's MEM.  Handle functions returning aggregate through a hidden
10012         first pointer.  For virtual calls add clobbered pc to call arguments
10013         chain.
10014         * dwarf2out.c (gen_subprogram_die): Emit
10015         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
10016         can't be emitted.
10017
10018         PR debug/45882
10019         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
10020         * rtl.h (ENTRY_VALUE_EXP): Define.
10021         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
10022         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
10023         * print-rtl.c (print_rtx): Likewise.
10024         * gengtype.c (adjust_field_rtx_def): Likewise.
10025         * var-tracking.c (vt_add_function_parameter): Adjust
10026         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
10027         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
10028         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
10029         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
10030         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
10031
10032         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
10033         Call var_location debug hook even on CALL_INSNs.
10034         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
10035         * rtl.def (ENTRY_VALUE): New.
10036         * dwarf2out.c: Include cfglayout.h.
10037         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
10038         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
10039         (struct call_arg_loc_node): New type.
10040         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
10041         tail_call_site_count): New variables.
10042         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
10043         DW_TAG_GNU_call_site_parameter.
10044         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
10045         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
10046         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
10047         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
10048         and DW_AT_GNU_all_source_call_sites.
10049         (mem_loc_descriptor): Handle ENTRY_VALUE.
10050         (add_src_coords_attributes): Don't add enything if
10051         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
10052         (dwarf2out_abstract_function): Save and clear call_arg_location,
10053         call_site_count and tail_call_site_count around dwarf2out_decl call.
10054         (gen_call_site_die): New function.
10055         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
10056         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
10057         (dwarf2out_function_decl): Clear call_arg_locations,
10058         call_arg_loc_last, set call_site_count and tail_call_site_count
10059         to -1 and free block_map.
10060         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
10061         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
10062         followed by any real instructions.
10063         (dwarf2out_begin_function): Set call_site_count and
10064         tail_call_site_count to 0.
10065         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
10066         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
10067         attempt to force a DIE for it and worst case remove the attribute.
10068         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
10069         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
10070         the decl itself.
10071         * var-tracking.c: Include tm_p.h.
10072         (vt_stack_adjustments): For calls call note_register_arguments.
10073         (argument_reg_set): New variable.
10074         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
10075         ensure the VALUE is resolved.
10076         (call_arguments): New variable.
10077         (prepare_call_arguments): New function.
10078         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
10079         (struct expand_loc_callback_data): Add ignore_cur_loc field.
10080         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
10081         always use the best expression.
10082         (vt_expand_loc): Add ignore_cur_loc argument.
10083         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
10084         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
10085         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
10086         note for all calls.
10087         (vt_add_function_parameter): Use cselib_lookup_from_insn.
10088         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
10089         argument.  Don't call cselib_preserve_only_values and
10090         cselib_reset_table.
10091         (note_register_arguments): New function.
10092         (vt_initialize): Compute argument_reg_set.  Call
10093         vt_add_function_parameters before processing basic blocks instead of
10094         afterwards.  For calls call prepare_call_arguments before calling
10095         cselib_process_insn.
10096         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
10097         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
10098         (var-tracking.o): Depend on $(TM_P_H).
10099         * cfglayout.h (insn_scope): New prototype.
10100         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
10101         * cfglayout.c (insn_scope): No longer static.
10102         * insn-notes.def (CALL_ARG_LOCATION): New.
10103         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
10104         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
10105         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
10106         nothing for DECL_EXTERNAL BLOCK_VARS.
10107
10108 2011-03-16  Alan Modra  <amodra@gmail.com>
10109
10110         PR target/45844
10111         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
10112         create invalid offset address for vsx splat insn.
10113         * config/rs6000/predicates.md (splat_input_operand): New.
10114         * config/rs6000/vsx.md (vsx_splat_*): Use it.
10115
10116 2011-03-15  Xinliang David Li  <davidxl@google.com>
10117
10118         PR c/47837
10119         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
10120         (normalize_preds): New function.
10121         (is_use_properly_guarded): Normalize def predicates.
10122
10123 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10124
10125         PR target/46788
10126         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
10127         in the output template.
10128
10129 2011-03-15  Richard Guenther  <rguenther@suse.de>
10130
10131         PR middle-end/47650
10132         * tree-pretty-print.c (dump_function_declaration): Properly
10133         dump unprototyped and varargs function types.
10134
10135 2011-03-15  Richard Guenther  <rguenther@suse.de>
10136
10137         PR tree-optimization/13954
10138         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
10139         and friends.
10140
10141 2011-03-15  Richard Guenther  <rguenther@suse.de>
10142
10143         PR tree-optimization/48037
10144         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
10145         selects into BIT_FIELD_REFs.
10146         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
10147         vector select.
10148
10149 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
10150
10151         PR tree-optimization/48129
10152         * builtins.c (fold_builtin_snprintf): Convert to type of
10153         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
10154         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
10155
10156 2011-03-15  Richard Guenther  <rguenther@suse.de>
10157
10158         PR tree-optimization/41490
10159         * tree-ssa-dce.c (propagate_necessity): Handle returns without
10160         value but with VUSE.
10161         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
10162         return statements.
10163         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
10164         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
10165         * tree-tailcall.c (find_tail_calls): Ignore returns.
10166
10167 2011-03-15  Richard Guenther  <rguenther@suse.de>
10168
10169         PR middle-end/48031
10170         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
10171         or variable-indexed array accesses when in gimple form.
10172
10173 2011-03-15  Richard Guenther  <rguenther@suse.de>
10174
10175         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
10176
10177 2011-03-15  Alan Modra  <amodra@gmail.com>
10178
10179         PR target/48032
10180         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
10181         presume symbol_refs without a symbol_ref_decl are suitably
10182         aligned, nor other trees we may see here.  Handle anchor symbols.
10183         (legitimate_constant_pool_address_p): Comment.  Add mode param.
10184         Check cmodel=medium addresses.  Adjust all calls.
10185         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
10186         creating cmodel=medium optimized access to locals.
10187         * config/rs6000/constraints.md (R): Pass QImode to
10188         legitimate_constant_pool_address_p.
10189         * config/rs6000/predicates.md (input_operand): Pass mode to
10190         legitimate_constant_pool_address_p.
10191         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
10192         Update prototype.
10193
10194 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
10195
10196         PR target/48053
10197         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
10198         64-bit constants being loaded into registers other than GPRs such
10199         as loading 0 into a VSX register.
10200
10201 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10202
10203         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
10204
10205 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10206
10207         PR middle-end/47917
10208         * builtins.c (fold_builtin_snprintf): New function.
10209         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
10210         (fold_builtin_4): Likewise.
10211
10212         PR middle-end/38878
10213         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
10214         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
10215         and C - X == X also strip nops from +/-/p+ operand.
10216         When optimizing -X == C, fold C to arg0's type.
10217
10218         PR debug/47946
10219         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
10220         emit it as add_AT_int instead of add_AT_unsigned.
10221
10222 2011-03-14  Tom Tromey  <tromey@redhat.com>
10223
10224         * unwind-dw2.c: Include sys/sdt.h if it exists.
10225         (_Unwind_DebugHook): Use STAP_PROBE2.
10226         * config.in, configure: Rebuild.
10227         * configure.ac: Check for sys/sdt.h.
10228
10229 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
10230
10231         * config/i386/i386.md (ROUND_FLOOR): New constant.
10232         (ROUND_CEIL): Ditto.
10233         (ROUND_TRUNC): Ditto.
10234         (ROUND_MXCSR): Ditto.
10235         (ROUND_NO_EXC): Ditto.
10236         (rint<mode>2): Use new defines instead of numerical constants.
10237         (floor<mode>2): Ditto.
10238         (ceil<mode>2): Ditto.
10239         (btrunc<mode>2): Ditto.
10240         * config/i386/i386-builtin-types.def: Define ROUND function type
10241         aliases.
10242         * config/i386/i386.c (enum ix86_builtins): Add
10243         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
10244         (struct builtin_description): Add
10245         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
10246         (ix86_expand_sse_round): New static function.
10247         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
10248         function types.
10249         (ix86_builtin_vectorized_function): Handle
10250         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
10251
10252 2011-03-14  Tom Tromey  <tromey@redhat.com>
10253
10254         * c-parser.c (c_parser_asm_string_literal): Clear
10255         warn_overlength_strings.
10256
10257 2011-03-14  Tom Tromey  <tromey@redhat.com>
10258
10259         * c-parser.c (disable_extension_diagnostics): Save
10260         warn_overlength_strings.
10261         (restore_extension_diagnostics): Restore warn_overlength_strings.
10262
10263 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10264
10265         * BASE-VER: Change to 4.7.0.
10266
10267 2011-03-14  Richard Guenther  <rguenther@suse.de>
10268
10269         PR middle-end/48098
10270         * tree.c (build_vector_from_val): Adjust assert to requirements
10271         and reality.
10272
10273 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10274
10275         PR bootstrap/48102
10276         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
10277
10278 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
10279
10280         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
10281         terms of target_flags_explicit. Adjust copyright year.
10282
10283         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
10284         * config/rs6000/t-freebsd: New file. Add override for
10285         LIB2FUNCS_EXTRA.
10286
10287 2011-03-13  Chris Demetriou  <cgd@google.com>
10288
10289         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
10290         (-fno-diagnostics-show-option): this, to reflect current default.
10291         (-Werror=): Update text about -fno-diagnostics-show-option.
10292
10293 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
10294
10295         PR target/48053
10296         * config/rs6000/predicates.md (easy_vector_constant_add_self,
10297         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
10298         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
10299         mode is not V2DImode or V2DFmode.
10300         (vspltis_constant): Do not handle V2DImode and V2DFmode.
10301         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
10302         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
10303         registers to 0.
10304         (movdi_internal64): Likewise.
10305
10306 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
10307
10308         PR tree-optimization/47127
10309         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
10310         parameter.
10311         (set_cloog_options): Same.
10312         (scop_to_clast): Same.
10313         (print_clast_stmt): Do not call cloog_state_malloc and
10314         cloog_state_free.
10315         (print_generated_program): Same.
10316         (gloog): Same.
10317         * graphite-clast-to-gimple.h (cloog_state): Declared.
10318         (scop_to_clast): Adjust declaration.
10319         * graphite.c (cloog_state): Defined here.
10320         (graphite_initialize): Call cloog_state_malloc.
10321         (graphite_finalize): Call cloog_state_free.
10322
10323 2011-03-11  Jason Merrill  <jason@redhat.com>
10324
10325         * attribs.c (lookup_attribute_spec): Take const_tree.
10326         * tree.h: Adjust.
10327
10328 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
10329
10330         * config/sparc/sparc.c (sparc_option_override): Use
10331         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
10332
10333 2011-03-11  Richard Guenther  <rguenther@suse.de>
10334
10335         PR tree-optimization/48067
10336         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
10337         multiplication result will be only used once on the target
10338         stmt.
10339
10340 2011-03-11  Richard Guenther  <rguenther@suse.de>
10341
10342         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
10343
10344 2011-03-11  Richard Guenther  <rguenther@suse.de>
10345
10346         PR lto/48073
10347         * tree.c (find_decls_types_r): Do not walk types only reachable
10348         from IDENTIFIER_NODEs.
10349
10350 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10351
10352         PR middle-end/48044
10353         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
10354         all vnode->force_output nodes as needed.
10355
10356 2011-03-11  Jason Merrill  <jason@redhat.com>
10357
10358         PR c++/48069
10359         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
10360         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
10361
10362 2011-03-11  Martin Jambor  <mjambor@suse.cz>
10363
10364         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
10365         cgraph_node.
10366
10367 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10368
10369         PR tree-optimization/48063
10370         * ipa-inline.c (cgraph_decide_inlining): Don't try to
10371         inline functions called once if !tree_can_inline_p (node->callers).
10372
10373 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
10374
10375         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
10376         extra_objs.
10377         * config/score/score3.c: Delete.
10378         * config/score/score3.h: Delete.
10379         * config/score/mul-div.S: Delete.
10380         * config/score/sfp-machine.h: Add new file.
10381         * config/score/constraints.md: Add new file.
10382         * config/score/t-score-softfp: Add new file.
10383         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
10384         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
10385         (score7_extra_constraint): Delete.
10386         (score7_option_override): Remove unused code.
10387         * config/score/score.c: Remove score3 and score5 define and code.
10388         * config/score/score.h: Remove score3 and score5 define and code.
10389         * config/score/score.md: Remove score3 template and unusual insn.
10390         * config/score/score.opt: Remove score3 and score5 options.
10391
10392 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10393
10394         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
10395         when _HPUX_SOURCE is defined.
10396         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
10397
10398 2011-03-10  Jason Merrill  <jason@redhat.com>
10399
10400         PR c++/48029
10401         * stor-layout.c (layout_type): Don't set structural equality
10402         on arrays of incomplete type.
10403         * tree.c (type_hash_eq): Handle comparing them properly.
10404
10405 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
10406
10407         PR debug/48043
10408         * config/s390/s390.c (s390_delegitimize_address): Make sure the
10409         result mode matches original rtl mode.
10410
10411 2011-03-10  Nick Clifton  <nickc@redhat.com>
10412
10413         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
10414         (andsi3, andsi3_flags): Fix timings for three operand alternative.
10415
10416 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
10417
10418         PR rtl-optimization/47866
10419         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
10420         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
10421         if target wasn't scalar.
10422         * function.c (assign_stack_temp_for_type): Assert that neither
10423         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
10424         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
10425         macro.
10426         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
10427
10428 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10429
10430         * config/s390/s390-protos.h (s390_label_align): New prototype.
10431         * config/s390/s390.c (s390_label_align): New function.
10432         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
10433
10434 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
10435
10436         PR target/47755
10437         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
10438         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
10439         (output_vec_const_move): Ditto.
10440
10441 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
10442
10443         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
10444         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
10445         * config/mips/mips.c (mips_preferred_reload_class): Make static.
10446         Change 'rclass' argument and result type to reg_class_t.
10447         (TARGET_PREFERRED_RELOAD_CLASS): Define.
10448
10449 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
10450
10451         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
10452         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
10453         (TARGET_MEMORY_MOVE_COST): Define.
10454         (avr_register_move_cost, avr_memory_move_cost): New Functions.
10455
10456 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
10457
10458         PR debug/47881
10459         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
10460         removed anything.
10461
10462         PR tree-optimization/48022
10463         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
10464         for EQ/NE_EXPR.
10465
10466 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
10467
10468         PR debug/47991
10469         * var-tracking.c (find_use_val): Return NULL for
10470         cui->sets && cui->store_p BLKmode MEMs.
10471
10472 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
10473
10474         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
10475         Remove.
10476         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
10477         xstormy16_print_operand_address): Remove.
10478         * config/stormy16/stormy16.c (xstormy16_print_operand,
10479         xstormy16_print_operand_address): Make static.
10480         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
10481
10482 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
10483
10484         PR target/47862
10485         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
10486         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
10487         before definition.
10488
10489 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
10490
10491         PR bootstrap/48000
10492         * cfgloopmanip.c (fix_bb_placements): Return immediately
10493         if FROM is BASE_LOOP's header.
10494
10495 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
10496
10497         * gimplify.c (gimplify_function_tree): Fix building calls
10498         to __builtin_return_address.
10499
10500 2011-03-07  Alan Modra  <amodra@gmail.com>
10501
10502         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
10503         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
10504         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
10505         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
10506         return_mode args.
10507         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
10508         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
10509         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
10510         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
10511         * config/rs6000/rs6000.c
10512         (rs6000_elf_end_indicate_exec_stack): Rename to..
10513         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
10514         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
10515         (rs6000_file_start): ..here.
10516         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
10517         file scope variables.
10518         (call_ABI_of_interest): New function.
10519         (init_cumulative_args): Set above vars when function return value
10520         is a float, vector, or small struct.
10521         (rs6000_function_arg_advance_1): Likewise for function args.
10522         (rs6000_va_start): Set rs6000_passes_float if variable arg function
10523         references float args.
10524
10525 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
10526
10527         * doc/cfg.texi: Remove "See" before @ref.
10528         * doc/invoke.texi: Likewise.
10529
10530 2011-03-05  Jason Merrill  <jason@redhat.com>
10531
10532         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
10533
10534 2011-03-05  Anthony Green  <green@moxielogic.com>
10535
10536         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
10537
10538 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
10539
10540         PR rtl-optimization/47899
10541         * cfgloopmanip.c (fix_bb_placements): Fix first argument
10542         to flow_loop_nested_p when moving the loop upward.
10543
10544 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
10545
10546         PR target/47719
10547         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
10548
10549 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
10550
10551         PR tree-optimization/47967
10552         * ipa-cp.c (build_const_val): Return NULL instead of creating
10553         VIEW_CONVERT_EXPR for mismatching sizes.
10554         (ipcp_create_replace_map): Return NULL if build_const_val failed.
10555         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
10556         give up on versioning.
10557
10558 2011-03-05  Alan Modra  <amodra@gmail.com>
10559
10560         PR target/47986
10561         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
10562         full cmodel medium/large lo_sum + high addresses.
10563
10564 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10565
10566         * config/s390/s390.c (s390_decompose_address): Reject non-literal
10567         pool references in UNSPEC_LTREL_OFFSET.
10568
10569 2011-03-04  Jan Hubicka  <jh@suse.cz>
10570
10571         PR lto/47497
10572         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
10573         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
10574         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
10575         Add node pointers.
10576         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
10577         cgraph_add_thunk): Add node pointers.
10578         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
10579         associated to right node.
10580         (input_node): Update use of cgraph_same_body_alias
10581         and cgraph_add_thunk.
10582
10583 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
10584
10585         * config/i386/i386.opt (mprefer-avx128): New flag.
10586         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
10587         modes when the flag -mprefer-avx128 is on.
10588
10589 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
10590
10591         * dwarf2out.c (compare_loc_operands): Fix address handling.
10592
10593 2011-03-04  Alan Modra  <amodra@gmail.com>
10594
10595         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
10596
10597 2011-03-04  Richard Guenther  <rguenther@suse.de>
10598
10599         PR middle-end/47968
10600         * expmed.c (extract_bit_field_1): Prefer vector modes that
10601         vec_extract patterns can handle.
10602
10603 2011-03-04  Richard Guenther  <rguenther@suse.de>
10604
10605         PR middle-end/47975
10606         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
10607
10608 2011-03-04  Richard Henderson  <rth@redhat.com>
10609
10610         * explow.c (emit_stack_save): Remove 'after' parameter.
10611         (emit_stack_restore): Likewise.
10612         * expr.h: Update to match.
10613         * builtins.c, calls.c, stmt.c: Likewise.
10614         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
10615         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
10616         * function.c (expand_function_end): Insert the emit_stack_save
10617         sequence before parm_birth_insn instead of after.
10618
10619 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
10620
10621         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
10622         (ssse3_pmaddubsw128): Ditto.
10623         (ssse3_pmaddubsw): Ditto.
10624
10625 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
10626
10627         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
10628
10629 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
10630
10631         PR c/47963
10632         * gimplify.c (omp_add_variable): Only call omp_notice_variable
10633         on TYPE_SIZE_UNIT if it is a DECL.
10634
10635         PR debug/47283
10636         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
10637         first operand is not is_gimple_mem_ref_addr, try to fold it.
10638         If the operand still isn't is_gimple_mem_ref_addr, clear
10639         MEM_EXPR on op0.
10640
10641 2011-03-03  Richard Guenther  <rguenther@suse.de>
10642
10643         PR middle-end/47283
10644         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
10645         match comment.
10646         (refs_may_alias_p_1): For release branches return true if
10647         we are confused by our input.
10648
10649 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10650
10651         * config/s390/s390.c (s390_function_value): Rename to ...
10652         (s390_function_and_libcall_value): ... this.
10653         (s390_function_value): New function.
10654         (s390_libcall_value): New function.
10655         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
10656         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
10657         target macro definitions.
10658         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
10659
10660 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
10661
10662         * config/i386/freebsd64.h (CC1_SPEC): Define.
10663         * config/i386/linux64.h (CC1_SPEC): Define.
10664         * config/i386/x86-64.h (CC1_SPEC): Don't define.
10665
10666 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
10667
10668         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10669         Remove.
10670         * config/stormy16/stormy16.c: Include reload.h.
10671         (xstormy16_memory_move_cost): New function.
10672         (TARGET_MEMORY_MOVE_COST): Define.
10673
10674 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
10675
10676         PR rtl-optimization/47925
10677         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
10678         with side effects.  Remove the more-specific check for volatile asms.
10679
10680 2011-03-02  Alan Modra  <amodra@gmail.com>
10681
10682         PR target/47935
10683         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
10684         toc relative addresses for valid offsets.
10685
10686 2011-03-01  Richard Guenther  <rguenther@suse.de>
10687
10688         PR tree-optimization/47890
10689         * tree-vect-loop.c (get_initial_def_for_induction): Set
10690         related stmt properly.
10691
10692 2011-03-01  Richard Guenther  <rguenther@suse.de>
10693
10694         PR lto/47924
10695         * lto-streamer.c (lto_record_common_node): Also register
10696         the canonical type.
10697
10698 2011-03-01  Richard Guenther  <rguenther@suse.de>
10699
10700         PR lto/46911
10701         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10702         Do not stream DECL_ABSTRACT_ORIGIN.
10703         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10704         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10705         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10706         Do not stream DECL_ABSTRACT_ORIGIN.
10707         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10708         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10709
10710 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
10711
10712         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
10713         FUNCTION_VALUE_REGNO_P): Remove.
10714         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
10715         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
10716         Add 'outgoing' argument.
10717         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
10718         function.
10719         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10720         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10721
10722 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
10723
10724         PR debug/28047
10725         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
10726         (lookup_filename): Likewise.
10727         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
10728
10729 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
10730             Jakub Jelinek  <jakub@redhat.com>
10731
10732         PR middle-end/47893
10733         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
10734         (assign_stack_local_1): Change last argument type to int.
10735         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
10736         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
10737         don't record padding space into frame_space_list nor use those areas.
10738         (assign_stack_local): Adjust caller.
10739         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
10740         of assign_stack_local, pass 0 as last argument.
10741         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
10742         callers.
10743
10744 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
10745
10746         PR debug/47283
10747         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
10748         Use target address_mode and pointer_mode hooks instead of hardcoded
10749         Pmode and ptr_mode.  Handle some simple cases of extending if
10750         POINTERS_EXTEND_UNSIGNED < 0.
10751         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
10752         Call convert_debug_memory_address.
10753         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
10754         convert_debug_memory_address.
10755
10756         PR middle-end/46790
10757         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
10758         * configure: Regenerated.
10759         * config.in: Regenerated.
10760         * varasm.c (default_function_section): Return NULL
10761         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
10762
10763 2011-02-28  Martin Jambor  <mjambor@suse.cz>
10764
10765         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
10766         the description to match the printed values.
10767
10768 2011-02-28  Richard Guenther  <rguenther@suse.de>
10769
10770         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
10771         of the copied scope tree.
10772
10773 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10774
10775         * doc/extend.texi (Function Attributes): Avoid deeply (and
10776         wrongly) nested tables.
10777
10778 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
10779
10780         PR middle-end/47903
10781         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
10782         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
10783         r isn't op0 nor op1.
10784
10785 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10786
10787         * config/avr/avr.md: Remove magic comment for emacs.
10788
10789 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10790
10791         PR target/45261
10792         * config/avr/avr.c (avr_option_override): Use error on bad options.
10793         (avr_help): New function.
10794         (TARGET_HELP): Define.
10795
10796 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
10797
10798         PR target/42240
10799         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
10800         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
10801
10802 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
10803
10804         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
10805         (ARM Options): Ditto.
10806         (i386 and x86-64 Options): Ditto.
10807         (RX Options): Ditto.
10808         (SPARC Options): Ditto.
10809
10810 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
10811
10812         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
10813         FreeBSD 6 and later.  Generally use cpu generic.
10814
10815 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
10816
10817         * doc/cpp.texi: Update copyright years.
10818
10819 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
10820
10821         PR target/46898
10822         * config/lm32/lm32.md (ashrsi3): Added needed variable.
10823
10824 2011-02-25  Jon Beniston  <jon@beniston.com>
10825
10826         PR target/46898
10827         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
10828         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
10829         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
10830         (lm32_block_move_inline): Add type cast to remove warning.
10831         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
10832         (gen_int_relational): Move declarations to start of function.
10833
10834 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
10835
10836         PR tree-optimization/45470
10837         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
10838         can throw internally only.
10839         * tree-vect-stmts.c (vectorizable_call): Likewise.
10840
10841 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
10842
10843         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
10844         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
10845         * config/stormy16/stormy16-protos.h
10846         (xstormy16_preferred_reload_class): Remove.
10847         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
10848         static. Change 'rclass' argument and return type to reg_class_t.
10849         (TARGET_PREFERRED_RELOAD_CLASS,
10850         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10851
10852 2011-02-24  Richard Guenther  <rguenther@suse.de>
10853
10854         * lto-streamer-in.c (input_bb): Do not find referenced vars
10855         in debug statements.
10856
10857 2011-02-23  Jason Merrill  <jason@redhat.com>
10858
10859         * common.opt (fabi-version): Document v5 and v6.
10860
10861 2011-02-23  Richard Guenther  <rguenther@suse.de>
10862
10863         PR tree-optimization/47849
10864         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
10865
10866 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10867
10868         * opts-common.c (decode_cmdline_option): Print empty string
10869         argument as "" in decoded->orig_option_with_args_text.
10870         * gcc.c (execute): Print empty string argument as ""
10871         in the verbose output.
10872         (do_spec_1): Keep empty string argument.
10873
10874 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
10875
10876         * config.gcc: Declare score-* and crx-* obsolete.
10877
10878 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10879
10880         PR rtl-optimization/47763
10881         * web.c (web_main): Ignore naked clobber when replacing register.
10882
10883 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
10884
10885         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
10886         Remove.
10887
10888 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
10889
10890         PR doc/47848
10891         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
10892
10893 2011-02-22  Mike Stump  <mikestump@comcast.net>
10894
10895         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
10896         assembler.
10897         * configure: Regenerate.
10898
10899 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
10900
10901         PR rtl-optimization/46002
10902         * ira-color.c (update_copy_costs): Change class intersection
10903         test to reg_class_contents[] test of 'hard_regno'.
10904
10905 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
10906
10907         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
10908         than Driver option.
10909         * config/hpux11.opt (mt): Likewise.
10910         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
10911         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
10912         * config/vax/elf.opt (mno-asm-pic): Likewise.
10913         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
10914
10915 2011-02-21  Mike Stump  <mikestump@comcast.net>
10916
10917         PR target/47822
10918         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
10919         tree so we can get save the type.
10920         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
10921         for CFString instead of trying to use past the end of the builtins.
10922         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
10923         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
10924         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
10925         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
10926         Rename to darwin_builtin_cfstring.
10927         (darwin_init_cfstring_builtins): Return the built type.
10928
10929 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
10930
10931         PR target/47840
10932         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
10933         (_mm256_insert_epi64): Use _mm_insert_epi64.
10934
10935 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
10936
10937         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10938         * config/stormy16/stormy16-protos.h
10939         (xstormy16_mode_dependent_address_p): Remove.
10940         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
10941         Make static. Change return type to bool. Change argument type to
10942         const_rtx. Remove dead code.
10943         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10944
10945 2011-02-21  Richard Guenther  <rguenther@suse.de>
10946
10947         PR lto/47820
10948         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10949         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10950         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
10951         TUs context.
10952         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10953         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10954
10955 2011-02-20  Richard Guenther  <rguenther@suse.de>
10956
10957         PR lto/47822
10958         * tree.c (free_lang_data_in_decl): Clean builtins from
10959         the TU decl BLOCK_VARS.
10960
10961 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
10962
10963         PR debug/47620
10964         PR debug/47630
10965         * haifa-sched.c (fix_tick_ready): Skip tick computation
10966         for debug insns.
10967
10968 2011-02-19  Richard Guenther  <rguenther@suse.de>
10969
10970         PR lto/47647
10971         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
10972         Remove lazy BLOCK_VARS streaming.
10973         (lto_input_ts_block_tree_pointers): Likewise.
10974         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
10975
10976 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10977
10978         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
10979
10980 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10981
10982         * config/i386/biarch32.h, config/i386/mach.h,
10983         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
10984
10985 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
10986
10987         PR target/47800
10988         * config/i386/i386.md (peephole2 for shift and plus): Use
10989         operands[1] original mode in the first insn.
10990
10991 2011-02-18  Mike Stump  <mikestump@comcast.net>
10992
10993         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
10994
10995 2011-02-18  Jan Hubicka  <jh@suse.cz>
10996
10997         PR middle-end/47788
10998         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
10999         to zero when the function is not inlinable at all.
11000
11001 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11002
11003         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
11004         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11005         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
11006         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
11007         * config/pa/t-pa64: Likewise.
11008         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
11009
11010 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
11011
11012         PR driver/47787
11013         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
11014
11015 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11016
11017         PR target/47792
11018         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
11019
11020 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
11021
11022         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
11023         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
11024         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
11025         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
11026         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
11027         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
11028         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
11029         m32r_load_postinc_p, m32r_store_preinc_predec_p,
11030         m32r_legitimate_address_p): New functions.
11031         * config/m32r/constraints.md (constraint "S"): Don't use
11032         STORE_PREINC_PREDEC_P.
11033         (constraint "U"): Don't use LOAD_POSTINC_P.
11034
11035 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
11036
11037         PR rtl-optimization/46178
11038         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
11039         compute ira_hard_regno_cover_class[].
11040
11041 2011-02-18  Richard Guenther  <rguenther@suse.de>
11042
11043         PR lto/47798
11044         * lto-streamer.h (lto_global_var_decls): Declare.
11045         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
11046         statics for global var processing.
11047
11048 2011-02-18  Richard Guenther  <rguenther@suse.de>
11049
11050         PR tree-optimization/47737
11051         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
11052         edge dominance check.
11053
11054 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
11055
11056         PR debug/47780
11057         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
11058         avoid invalid rtx sharing.
11059
11060 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
11061
11062         * doc/cpp.texi (Obsolete Features): Add background on the
11063         origin of assertions.
11064
11065 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
11066
11067         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
11068         objc_abi == 2.
11069         * config/darwin.c (output_objc_section_asm_op): Added support for
11070         ABI v1 and v2.
11071         (is_objc_metadata): New.
11072         (darwin_objc2_section): New.
11073         (darwin_objc1_section): New.
11074         (machopic_select_section): Added support for ABI v1 and v2.
11075         (darwin_emit_objc_zeroed): New.
11076         (darwin_output_aligned_bss): Detect objc metadata and treat it
11077         appropriately.
11078         (darwin_asm_output_aligned_decl_common): Same.
11079         (darwin_asm_output_aligned_decl_local): Same.
11080         * config/darwin-sections.def: Updated for ABI v1 and v2.
11081         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
11082         compiling Objective-C code for the NeXT runtime, default to using
11083         ABI version 0 for 32-bit, and version 2 for 64-bit.
11084
11085 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11086
11087         * common.opt (optimize_fast): New Variable.
11088         * opts.c (default_options_optimization): Use opts->x_optimize_fast
11089         instead of local variable ofast.
11090
11091 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
11092
11093         * doc/invoke.texi (fobjc-abi-version): Documented.
11094         (fobjc-nilcheck): Documented.
11095         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
11096         version.
11097
11098 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11099
11100         PR driver/47390
11101         * common.opt (export-dynamic): New Driver option.
11102         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
11103
11104 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11105
11106         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
11107
11108 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
11109             Jan Hubicka  <jh@suse.cz>
11110
11111         PR debug/47106
11112         PR debug/47402
11113         * cfgexpand.c (account_used_vars_for_block): Remove.
11114         (estimated_stack_frame_size): Use referenced vars.
11115         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
11116         that were referenced in the original function.  Test src_fn
11117         rather than cfun.  Drop redundant get_var_ann.
11118         (setup_one_parameter): Drop redundant get_var_ann.
11119         (declare_return_variable): Likewise.
11120         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
11121         (copy_arguments_for_versioning): Drop redundant get_var_ann.
11122         * ipa-inline.c (compute_inline_parameters): Do not compute
11123         disregard_inline_limits here.
11124         (compute_inlinable_for_current, pass_inlinable): New.
11125         (pass_inline_parameters): Require PROP_referenced_vars.
11126         * cgraphunit.c (cgraph_process_new_functions): Don't run
11127         compute_inline_parameters explicitly unless function is in SSA form.
11128         (cgraph_analyze_function): Set .disregard_inline_limits.
11129         * tree-sra.c (convert_callers): Compute inliner parameters
11130         only for functions already in SSA form.
11131
11132 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11133
11134         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
11135         -mlittle-endian-data.
11136
11137 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
11138
11139         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
11140         -mno-fpu, not -fpu and -no-fpu.
11141         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
11142         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
11143
11144 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
11145
11146         PR target/43653
11147         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
11148         input reload with PLUS RTX.
11149
11150 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11151
11152         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
11153         of InverseVar(MDMX).
11154
11155 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11156
11157         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
11158         --m4-340.
11159
11160 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11161
11162         * config/mn10300/mn10300.opt (mno-crt0): New.
11163
11164 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11165
11166         * config/m68k/uclinux.opt (static-libc): New Driver option.
11167
11168 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11169
11170         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
11171
11172 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
11173
11174         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
11175         %{muser-extend-enabled}.
11176
11177 2011-02-16  Richard Guenther  <rguenther@suse.de>
11178
11179         PR tree-optimization/47738
11180         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
11181         the TODO from tree_predictive_commoning.
11182
11183 2011-02-15  Jeff Law  <law@redhat.com>
11184
11185         Revert
11186         2011-01-25  Jeff Law  <law@redhat.com>
11187
11188         PR rtl-optimization/37273
11189         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11190         handle them like argument loads from stack slots.  Do not double
11191         count memory for memory constants and argument loads from stack slots.
11192
11193 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
11194
11195         PR middle-end/47725
11196         * combine.c (cant_combine_insn_p): Revert the last change.
11197
11198 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
11199
11200         PR target/47755
11201         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
11202         mode for vector constants.  Remove code that checks for TImode.
11203
11204 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11205
11206         PR debug/47106
11207         PR debug/47402
11208         * cgraph.h (compute_inline_parameters): Return void.
11209         * ipa-inline.c (compute_inline_parameters): Adjust.
11210
11211 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11212
11213         PR debug/47106
11214         PR debug/47402
11215         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
11216         rather than decl.
11217         * cfgexpand.c (estimated_stack_frame_size): Likewise.
11218         * ipa-inline.c (compute_inline_parameters): Adjust.
11219
11220 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11221
11222         PR debug/47106
11223         PR debug/47402
11224         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
11225         Adjust all users.  Pass FN to...
11226         * tree-flow-inline.h (first_referenced_var): ... this.  Add
11227         fn argument.
11228         * ipa-struct-reorg.c: Adjust.
11229         * tree-dfa.c: Adjust.
11230         * tree-into-ssa.c: Adjust.
11231         * tree-sra.c: Adjust.
11232         * tree-ssa-alias.c: Adjust.
11233         * tree-ssa-live.c: Adjust.
11234         * tree-ssa.c: Adjust.
11235         * tree-ssanames.c: Adjust.
11236         * tree-tailcall.c: Adjust.
11237
11238 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11239
11240         PR debug/47106
11241         PR debug/47402
11242         * tree-flow.h (referenced_var_lookup): Add fn parameter.
11243         Adjust all callers.
11244         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
11245         * tree-flow-inline.h: Adjust.
11246         * gimple-pretty-print.c: Adjust.
11247         * tree-into-ssa.c: Adjust.
11248         * tree-ssa.c: Adjust.
11249         * cfgexpand.c: Adjust.
11250
11251 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11252
11253         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
11254         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11255         (EXTRA_CONSTRAINT): Delete.
11256         * config/iq2000/constraints.md: New file.
11257         * config/iq2000/iq2000.md: Include it.
11258         (define_insn ""): Delete.
11259         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
11260         unsupported constraint letters from patterns.
11261         (call_value, call_value_internal1): Likewise.
11262         (call_value_multiple_internal1): Likewise.
11263
11264 2011-02-15  Nick Clifton  <nickc@redhat.com>
11265
11266         * config/mn10300/mn10300.c: Include tm-constrs.h.
11267         (struct liw_data): New data structure describing an LIW candidate
11268         instruction.
11269         (extract_bundle): Use struct liw_data.  Allow small integer
11270         operands for some instructions.
11271         (check_liw_constraints): Use struct liw_data.  Remove swapped
11272         parameter.  Add comments describing the checks.  Fix bug when
11273         assigning the source of liw1 to the source of liw2.
11274         (liw_candidate): Delete.  Code moved into extract_bundle.
11275         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
11276         before swapping.
11277         * config/mn10300/predicates.md (liw_operand): New predicate.
11278         Allows registers and small integer constants.
11279         * config/mn10300/constraints.md (O): New constraint.  Accetps
11280         integers in the range -8 to +7 inclusive.
11281         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
11282         for moving a small integer into a register.  Give this alternative
11283         LIW attributes.
11284         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
11285         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
11286         using the J,K,L and M constraints,
11287         (liw): Remove SI mode on second operands to allow for HI and QI
11288         mode values.
11289         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
11290         instruction.
11291
11292 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
11293
11294         PR middle-end/47725
11295         * combine.c (cant_combine_insn_p): Check zero/sign extended
11296         hard registers.
11297
11298 2011-02-15  Richard Guenther  <rguenther@suse.de>
11299
11300         PR tree-optimization/47743
11301         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
11302         for a non-type-compatible VN lookup bail out.
11303
11304 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11305
11306         * config/fr30/constraints.md: New file.
11307         * config/fr30/fr30.md: Include it.
11308         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
11309         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11310         (EXTRA_CONSTRAINT): Delete.
11311
11312 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11313
11314         * config/frv/constraints.md: New file.
11315         * config/frv/predicates.md: Include it.
11316         * config/frv/frv.c (reg_class_from_letter): Delete.
11317         (frv_option_override): Don't initialize it.
11318         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
11319         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
11320         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
11321         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11322         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
11323         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11324         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
11325         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
11326         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
11327         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
11328         (REG_CLASS_FROM_CONSTRAINT): Delete.
11329
11330 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
11331
11332         PR middle-end/47581
11333         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
11334         if frame size is 0 in a leaf function.
11335
11336 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11337
11338         PR pch/14940
11339         * config/alpha/host-osf.c: New file.
11340         * config/alpha/x-osf: New file.
11341         * config.host (alpha*-dec-osf*): Use it.
11342
11343 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11344
11345         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
11346         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
11347         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
11348         (rx_mode_dependent_address_p): ...this. Make static. Change argument
11349         type to const_rtx.
11350         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11351
11352 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11353
11354         * config/stormy16/constraints.md: New file.
11355         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
11356         Use satisfies_constraint_Q and satisfies_constraint_R.
11357         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
11358         Delete.
11359         (xstormy16_legitiamte_address_p): Declare.
11360         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
11361         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11362         (EXTRA_CONSTRAINT): Delete.
11363         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
11364         Un-staticize.
11365         (xstormy16_extra_constraint_p): Delete.
11366
11367 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
11368
11369         PR tree-optimization/46494
11370         * loop-unroll.c (split_edge_and_insert): Adjust comment.
11371         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
11372         (pass_rtl_loop_done): Add TODO_verify_flow.
11373         * fwprop.c (pass_rtl_fwprop): Likewise.
11374         * modulo-sched.c (pass_sms): Likewise.
11375         * tree-ssa-dom.c (pass_dominator): Likewise.
11376         * tree-ssa-loop-ch.c (pass_ch): Likewise.
11377         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
11378         (pass_tree_loop_done): Likewise.
11379         * tree-ssa-pre.c (execute_pre): Likewise.
11380         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11381         * tree-ssa-sink.c (pass_sink_code): Likewise.
11382         * tree-vrp.c (pass_vrp): Likewise.
11383
11384 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11385
11386         * config/v850/constraints.md: New file.
11387         * config/v850/v850.md: Include it.
11388         * config/v850/predicates.md (reg_or_0_operand): Use
11389         satisfies_constraint_G.
11390         (special_symbolref_operand): Use satisfies_constraint_K.
11391         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
11392         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
11393         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
11394         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11395         (EXTRA_CONSTRAINT): Delete.
11396         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
11397         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
11398         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
11399
11400 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11401
11402         PR target/47696
11403         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
11404         description.
11405
11406 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11407
11408         * config/mcore/constraints.md: New file.
11409         * config/mcore/mcore.md: Include it.
11410         * config/mcore/mcore.c (reg_class_from_letter): Delete.
11411         * config/mcore/mcore.h (reg_class_from_letter): Delete.
11412         (REG_CLASS_FROM_LETTER): Delete.
11413         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
11414         insn_const_int_ok_for_constraint.
11415         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
11416         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
11417         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11418         (EXTRA_CONSTRAINT): Delete.
11419
11420 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11421
11422         PR ada/41929
11423         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
11424         (IS_SIGHANDLER): Define.
11425         (sparc64_is_sighandler): New function, split off from
11426         sparc64_fallback_frame_state.
11427         (sparc_is_sighandler): New function, split off from
11428         sparc_fallback_frame_state.
11429         (sparc64_fallback_frame_state): Merge with ...
11430         (sparc_fallback_frame_state): ... this into ...
11431         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
11432         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
11433         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
11434         stack instead of hardcoded offsets.
11435
11436 2011-02-14  Andriy Gapon  <avg@freebsd.org>
11437
11438         PR target/45808
11439         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
11440
11441 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11442
11443         * configure: Regenerate.
11444
11445 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
11446
11447         PR driver/45731
11448         * gcc.c (asm_options): Correct spec matching --target-help.
11449
11450 2011-02-12  Martin Jambor  <mjambor@suse.cz>
11451
11452         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
11453         to gimple call error.
11454
11455 2011-02-12  Mike Stump  <mikestump@comcast.net>
11456
11457         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
11458         comments in backslash regions.
11459
11460 2011-02-12  Mike Stump  <mikestump@comcast.net>
11461             Jakub Jelinek  <jakub@redhat.com>
11462             Iain Sandoe  <iains@gcc.gnu.org>
11463
11464         PR target/47324
11465         * dwarf2out.c (output_cfa_loc): When required, apply the
11466         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
11467         (output_loc_sequence): Likewise.
11468         (output_loc_operands_raw): Likewise.
11469         (output_loc_sequence_raw): Likewise.
11470         (output_cfa_loc): Likewise.
11471         (output_loc_list): Suppress register number adjustment when
11472         calling output_loc_sequence()
11473         (output_die): Likewise.
11474
11475 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
11476
11477         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
11478         Remove macros.
11479         * config/xtensa/xtensa.c (xtensa_register_move_cost,
11480         xtensa_memory_move_cost): New functions.
11481         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
11482
11483 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
11484
11485         PR lto/47225
11486         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
11487         in the current directory.
11488         * configure: Rebuilt.
11489
11490 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11491
11492         * config/darwin.c (darwin_override_options): Add a hunk missed
11493         from the commit of r168571.  Trim comment line lengths and
11494         correct indents of the preceding block.
11495
11496 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11497
11498         * gcc.c (driver_handle_option): Concatenate the argument to -F with
11499         the switch.
11500
11501 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11502
11503         * common.opt (nostartfiles): New Driver option.
11504
11505 2011-02-11  Xinliang David Li  <davidxl@google.com>
11506
11507         PR tree-optimization/47707
11508         * tree-chrec.c (convert_affine_scev): Keep type precision.
11509
11510 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
11511
11512         PR tree-optimization/47420
11513         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
11514
11515 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
11516
11517         PR rtl-optimization/47614
11518         * rtl.h (check_for_inc_dec): Declare.
11519         * dse.c (check_for_inc_dec): Externalize...
11520         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
11521         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
11522
11523 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11524
11525         PR driver/47678
11526         * gcc.c (main): Do not compile inputs if there were errors in
11527         option handling.
11528         * opts-common.c (read_cmdline_option): Check for wrong language
11529         after other error checks.
11530
11531 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
11532
11533         * cgraph.c: Fix comment typos.
11534         * cgraph.h: Likewise.
11535         * cgraphunit.c: Likewise.
11536         * ipa-cp.c: Likewise.
11537         * ipa-inline.c: Likewise.
11538         * ipa-prop.c: Likewise.
11539         * ipa-pure-const.c: Likewise.
11540         * ipa-ref.c: Likewise.
11541         * ipa-reference.c: Likewise.
11542
11543 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
11544
11545         PR debug/47684
11546         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
11547
11548 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11549
11550         PR testsuite/47400
11551         * doc/sourcebuild.texi (Require Support): Document
11552         dg-require-ascii-locale.
11553
11554 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
11555
11556         * doc/lto.texi (Write summary): Fix missing parentheses.
11557
11558 2011-02-10  DJ Delorie  <dj@redhat.com>
11559
11560         * config/m32c/m32c.c (m32c_option_override): Disable
11561         -fcombine-stack-adjustments until flag value tracking and compare
11562         optimization can be rewritten.
11563
11564 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
11565
11566         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
11567         PROCESSOR_POWER7.
11568         (PROCESSOR_DEFAULT64): Likewise.
11569
11570 2011-02-10  Richard Henderson  <rth@redhat.com>
11571
11572         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
11573         change from 2011-02-03.
11574         * config/rx/rx.c (flags_from_code): Likewise.
11575         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
11576         is valid, n/pz otherwise.
11577         (rx_select_cc_mode): Return CCmode if Y is not zero.
11578
11579 2011-02-10  Richard Guenther  <rguenther@suse.de>
11580
11581         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
11582
11583 2011-02-10  Richard Guenther  <rguenther@suse.de>
11584
11585         PR tree-optimization/47677
11586         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
11587
11588 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
11589
11590         PR target/47665
11591         * combine.c (make_compound_operation): Only change shifts into
11592         multiplication for SCALAR_INT_MODE_P.
11593
11594 2011-02-10  Jie Zhang  <jie@codesourcery.com>
11595
11596         PR testsuite/47622
11597         Revert
11598         2011-02-05  Jie Zhang  <jie@codesourcery.com>
11599         PR debug/42631
11600         * web.c (entry_register): Don't clobber the number of the
11601         first uninitialized reference in used[].
11602
11603 2011-02-09  Richard Guenther  <rguenther@suse.de>
11604
11605         PR tree-optimization/47664
11606         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
11607         all edges again.
11608
11609 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
11610
11611         PR target/46481
11612         PR target/47032
11613         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
11614         PROCESSOR_POWER7.
11615         (PROCESSOR_DEFAULT64): Same.
11616         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
11617
11618 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11619
11620         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
11621
11622 2011-02-09  Martin Jambor  <mjambor@suse.cz>
11623
11624         PR middle-end/45505
11625         * tree-sra.c (struct access): New flags grp_scalar_read and
11626         grp_scalar_write.  Changed description of assignment read and write
11627         flags.
11628         (dump_access): Dump new flags, reorder all of them.
11629         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
11630         to detect multiple scalar reads.
11631         (analyze_access_subtree): Use the new scalar read write flags instead
11632         of the old flags.  Adjusted comments.
11633
11634 2011-02-08  DJ Delorie  <dj@redhat.com>
11635
11636         PR target/47548
11637         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
11638         patterns.
11639
11640 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11641
11642         * config/m68k/uclinux.opt: New.
11643         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
11644
11645 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11646
11647         * config/cris/elf.opt (sim): New Driver option.
11648
11649 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11650
11651         * config/xtensa/elf.opt: New.
11652         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
11653
11654 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11655
11656         * config/vax/elf.opt: New.
11657         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
11658
11659 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11660
11661         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
11662
11663 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11664
11665         * config/gnu-user.opt: New.
11666         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
11667         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
11668         *-*-uclinux*): Use gnu-user.opt.
11669
11670 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
11671
11672         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
11673         * config/i386/gnu.h (CPP_SPEC): Likewise.
11674
11675 2011-02-08  Ian Lance Taylor  <iant@google.com>
11676
11677         * common.opt (fcx-limited-range): Add SetByCombined flag.
11678         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
11679         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
11680         (fassociative-math, freciprocal-math): Likewise.
11681         (funsafe-math-optimizations): Likewise.
11682         * opth-gen.awk: Handle SetByCombined.
11683         * optc-gen.awk: Likewise.
11684         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
11685         (set_unsafe_math_optimizations_flags): Likewise.
11686         * doc/options.texi (Option properties): Document SetByCombined.
11687
11688 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11689
11690         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
11691         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
11692         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
11693         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
11694         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
11695
11696 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
11697
11698         PR tree-optimization/46834
11699         PR tree-optimization/46994
11700         PR tree-optimization/46995
11701         * graphite-sese-to-poly.c (used_outside_reduction): New.
11702         (detect_commutative_reduction): Call used_outside_reduction.
11703         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
11704         translate_scalar_reduction_to_array only when at least one
11705         loop-phi/close-phi tuple has been detected.
11706
11707 2011-02-08  Richard Guenther  <rguenther@suse.de>
11708
11709         PR middle-end/47639
11710         * tree-vect-generic.c (expand_vector_operations_1): Update
11711         stmts here ...
11712         (expand_vector_operations): ... not here.  Cleanup EH info
11713         and the CFG if required.
11714
11715 2011-02-08  Richard Guenther  <rguenther@suse.de>
11716
11717         PR tree-optimization/47641
11718         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
11719         require type compatibility.
11720
11721 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11722
11723         * gimple-low.c (lower_function_body): Don't remove the location of
11724         the return statement here.
11725         (lower_gimple_return): Do it here instead but only if the return
11726         statement is actually used twice.
11727
11728 2011-02-08  Richard Guenther  <rguenther@suse.de>
11729
11730         PR tree-optimization/47632
11731         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
11732         unused up_to_stmt parameter, return whether cfg-cleanup is
11733         necessary, remove EH info properly.
11734         (forward_propagate_into_gimple_cond): Adjust caller.
11735         (forward_propagate_into_cond): Likewise.
11736         (forward_propagate_comparison): Likewise.
11737         (tree_ssa_forward_propagate_single_use_vars): Make
11738         forward_propagate_comparison case similar to the two others.
11739
11740 2011-02-08  Nick Clifton  <nickc@redhat.com>
11741
11742         * config/mn10300/mn10300.opt (mliw): New command line option.
11743         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
11744         (liw_bundling): New automaton.
11745         (liw): New attribute.
11746         (liw_op): New attribute.
11747         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
11748         (movsi_internal): Add LIW attributes.
11749         (andsi3): Likewise.
11750         (iorsi3): Likewise.
11751         (xorsi3): Likewise.
11752         (addsi3): Separate register and immediate alternatives.
11753         Add LIW attributes.
11754         (subsi3): Likewise.
11755         (cmpsi): Likewise.
11756         (aslsi3): Likewise.
11757         (lshrsi3): Likewise.
11758         (ashrsi3): Likewise.
11759         (liw): New pattern.
11760         * config/mn10300/mn10300.c (liw_op_names): New
11761         (mn10300_print_operand): Handle 'W' operand descriptor.
11762         (extract_bundle): New function.
11763         (check_liw_constraints): New function.
11764         (liw_candidate): New function.
11765         (mn10300_bundle_liw): New function.
11766         (mn10300_reorg): New function.
11767         (TARGET_MACHINE_DEPENDENT_REORG): Define.
11768         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
11769         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
11770         __LIW__ or __NO_LIW__.
11771         * doc/invoke.texi: Describe the -mliw command line option.
11772
11773 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11774
11775         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
11776         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11777         pthread_mutex_unlock): Remove.
11778         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
11779         * config/pa/t-pa64: Likewise.
11780         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
11781         shared libc if not linking against libpthread.
11782         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11783
11784 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
11785
11786         PR target/47558
11787         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
11788         on 10.6 and later to ensure that we always use the unwinder from
11789         the system.  Only add -no_compact_unwind when tarteting darwin
11790         10.6 or later.
11791
11792 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
11793
11794         PR target/46997
11795         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
11796         (vec_interleave_lowv2sf): Ditto.
11797         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
11798         (vec_extract_oddv2sf): Ditto.
11799
11800 2011-02-07  Mike Stump  <mikestump@comcast.net>
11801
11802         PR target/42333
11803         Add __ieee_divdc3 entry point.
11804         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
11805         entry point.
11806         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
11807         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
11808         * config/darwin.c (darwin_rename_builtins): Add.
11809         * config/darwin-protos.h (darwin_rename_builtins): Add.
11810
11811 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
11812
11813         PR target/47636
11814         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
11815         for the condition.
11816
11817 2011-02-07  Mike Stump  <mikestump@comcast.net>
11818
11819         * config/darwin.opt (mmacosx-version-min): Update default OS version.
11820
11821 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
11822
11823         PR target/47534
11824         * config/avr/libgcc.S (exit): Move .endfunc
11825
11826 2011-02-07  Richard Guenther  <rguenther@suse.de>
11827
11828         PR tree-optimization/47615
11829         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
11830         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
11831         (run_scc_vn): Initialize it.
11832         (visit_reference_op_load): Use it.
11833         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
11834
11835 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11836
11837         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
11838         DImode trapping arithmetic libfuncs.
11839
11840 2011-02-07  Richard Guenther  <rguenther@suse.de>
11841
11842         PR tree-optimization/47621
11843         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
11844         two duplicates ...
11845         (execute_update_addresses_taken): ... here.  Make it more
11846         conservative in what we accept.
11847
11848 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11849
11850         * config/sparc/freebsd.h (ASM_SPEC): Define.
11851         * config/sparc/vxworks.h (ASM_SPEC): Define.
11852
11853 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11854
11855         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
11856
11857 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
11858
11859         * doc/invoke.texi: Remove reference to compiler internals from
11860         user documentation.
11861
11862         * reg-notes.def: Remove REG_VALUE_PROFILE.
11863         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
11864
11865 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
11866
11867         PR middle-end/47610
11868         * varasm.c (default_section_type_flags): If decl is NULL,
11869         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
11870
11871 2011-02-05  Jie Zhang  <jie@codesourcery.com>
11872
11873         PR debug/42631
11874         * web.c (entry_register): Don't clobber the number of the
11875         first uninitialized reference in used[].
11876
11877 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
11878
11879         PR tree-optimization/46194
11880         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
11881         (build_classic_dist_vector_1): Do not represent classic distance
11882         vectors when the access functions are variating in different loops.
11883
11884 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11885
11886         * config/mips/iris6.opt: New.
11887         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
11888
11889 2011-02-04  Richard Henderson  <rth@redhat.com>
11890             Steve Ellcey  <sje@cup.hp.com>
11891
11892         PR target/46997
11893         * config/ia64/predicates.md (mux1_brcst_element): New.
11894         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
11895         * config/ia64/ia64.c (ia64_unpack_assemble): New.
11896         (ia64_unpack_sign): New.
11897         (ia64_expand_unpack): Rewrite using new routines.
11898         (ia64_expand_widen_sum): Ditto.
11899         (ia64_expand_dot_prod_v8qi): Ditto.
11900         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
11901         routines, add endian check.
11902         (pmpy2_even): Rename from pmpy2_r, add endian check.
11903         (pmpy2_odd): Rename from pmpy2_l, add endian check.
11904         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
11905         (vec_widen_smult_hi_v4hi): Ditto.
11906         (vec_widen_umult_lo_v4hi): Ditto.
11907         (vec_widen_umult_hi_v4hi): Ditto.
11908         (mulv2si3): Change endian checks.
11909         (sdot_prodv4hi): Rewrite with new calls.
11910         (udot_prodv4hi): New.
11911         (vec_pack_ssat_v4hi): Add endian check.
11912         (vec_pack_usat_v4hi): Ditto.
11913         (vec_pack_ssat_v2si): Ditto.
11914         (max1_even): Rename from max1_r, add endian check.
11915         (max1_odd): Rename from max1_l, add endian check.
11916         (*mux1_rev): Format change.
11917         (*mux1_mix): Ditto.
11918         (*mux1_shuf): Ditto.
11919         (*mux1_alt): Ditto.
11920         (*mux1_brcst_v8qi): Use new predicate.
11921         (vec_extract_evenv8qi): Remove endian check.
11922         (vec_extract_oddv8qi): Ditto.
11923         (vec_interleave_lowv4hi): Format change.
11924         (vec_interleave_highv4hi): Ditto.
11925         (mix2_even): Rename from mix2_r, add endian check.
11926         (mix2_odd): Rename from mux2_l, add endian check.
11927         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
11928         (vec_extract_evenodd_helper): Format change.
11929         (vec_extract_evenv4hi): Remove endian check.
11930         (vec_extract_oddv4hi): Remove endian check.
11931         (vec_interleave_lowv2si): Format change.
11932         (vec_interleave_highv2si): Format change.
11933         (vec_initv2si): Remove endian check.
11934         (vecinit_v2si): Add endian check.
11935         (reduc_splus_v2sf): Add endian check.
11936         (reduc_smax_v2sf): Ditto.
11937         (reduc_smin_v2sf): Ditto.
11938         (vec_initv2sf): Remove endian check.
11939         (fpack): Add endian check.
11940         (fswap): Add endian check.
11941         (vec_interleave_highv2sf): Add endian check.
11942         (vec_interleave_lowv2sf): Add endian check.
11943         (fmix_lr): Add endian check.
11944         (vec_setv2sf): Format change.
11945         (*vec_extractv2sf_0_be): Use shift to extract operand.
11946         (*vec_extractv2sf_1_be): New.
11947         (vec_pack_trunc_v4hi): Add endian check.
11948         (vec_pack_trunc_v2si): Format change.
11949
11950 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
11951
11952         PR inline-asm/23200
11953         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
11954         do bb, locus and block comparison and disallow loads if it is not set.
11955         (stmt_is_replaceable_p): New function.
11956         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
11957         callers.
11958         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
11959         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
11960         SSA_NAME_DEF_STMT.
11961         * tree-flow.h (stmt_is_replaceable_p): New prototype.
11962
11963 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11964
11965         * config/rs6000/xilinx.opt: New.
11966         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
11967
11968 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11969
11970         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
11971
11972 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
11973
11974         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
11975         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11976         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
11977         secondary_reload_info, xtensa_secondary_reload): Remove.
11978         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
11979         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11980         (xtensa_preferred_reload_class): Make static. Change return and
11981         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
11982         Use CONST_DOUBLE_P predicate.
11983         (xtensa_preferred_output_reload_class): New function.
11984         (xtensa_secondary_reload): Make static.
11985
11986 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
11987
11988         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
11989         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
11990         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
11991
11992 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11993
11994         PR middle-end/31490
11995         * output.h (SECTION_RELRO): Define.
11996         (SECTION_MACH_DEP): Adjust.
11997         (get_variable_section): New prototype.
11998         * varpool.c (varpool_finalize_named_section_flags): New function.
11999         (varpool_assemble_pending_decls): Call it.
12000         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
12001         * cgraphunit.c (cgraph_output_in_order): Call
12002         varpool_finalize_named_section_flags.
12003         * varasm.c (get_section): Allow section flags conflicts between
12004         relro and read-only sections if the section hasn't been declared yet.
12005         Set SECTION_OVERRIDE after diagnosing section type conflict.
12006         (get_variable_section): No longer static.
12007         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
12008         readonly sections that need relocations.
12009         (decl_readonly_section_1): New function.
12010         (decl_readonly_section): Use it.
12011
12012         Revert:
12013         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
12014                     Steve Ellcey  <sje@cup.hp.com>
12015
12016         PR middle-end/31490
12017         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
12018         if section attribute used.
12019
12020 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
12021
12022         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
12023         * config/darwin.c (SECTION_NO_ANCHOR): Define.
12024         (darwin_init_sections): Remove assertion.
12025
12026 2011-02-03  Nick Clifton  <nickc@redhat.com>
12027
12028         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
12029         lt and ge.
12030         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
12031         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
12032         instead of "n" and "pz".
12033         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
12034         CC_FLAG_S.
12035
12036 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
12037
12038         PR target/47312
12039         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
12040         fma, expand FMA_EXPR as fma{,f,l} call.
12041
12042         PR lto/47274
12043         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
12044         copy them into a unsigned char variable and pass address of it to
12045         lto_output_data_stream.
12046
12047         PR target/47564
12048         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
12049         around backend_init_target and lang_dependent_init_target calls.
12050         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
12051         (verify_cgraph_node): Don't call set_cfun here.  Use
12052         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
12053         Set error_found for incorrectly represented calls to thunks.
12054
12055 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
12056
12057         PR debug/43092
12058         PR rtl-optimization/43494
12059         * rtl.h (for_each_inc_dec_fn): New type.
12060         (for_each_inc_dec): Declare.
12061         * rtlanal.c (struct for_each_inc_dec_ops): New type.
12062         (for_each_inc_dec_find_inc_dec): New fn.
12063         (for_each_inc_dec_find_mem): New fn.
12064         (for_each_inc_dec): New fn.
12065         * dse.c (struct insn_size): Remove.
12066         (replace_inc_dec, replace_inc_dec_mem): Remove.
12067         (emit_inc_dec_insn_before): New fn.
12068         (check_for_inc_dec): Use it, along with for_each_inc_dec.
12069         (canon_address): Pass mem modes to cselib_lookup.
12070         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
12071         (cselib_lookup_from_insn): Likewise.
12072         (cselib_subst_to_values): Likewise.
12073         * cselib.c (find_slot_memmode): New var.
12074         (cselib_find_slot): New fn.  Use it instead of
12075         htab_find_slot_with_hash everywhere.
12076         (entry_and_rtx_equal_p): Use find_slot_memmode.
12077         (autoinc_split): New fn.
12078         (rtx_equal_for_cselib_p): Rename and implement in terms of...
12079         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
12080         Deal with autoinc.  Special-case recursion into MEMs.
12081         (cselib_hash_rtx): Likewise.
12082         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
12083         address and MEM modes.
12084         (cselib_subst_to_values): Add memmode, pass it on.
12085         Deal with autoinc.
12086         (cselib_lookup): Add memmode argument, pass it on.
12087         (cselib_lookup_from_insn): Add memmode.
12088         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
12089         (struct cselib_record_autoinc_data): New.
12090         (cselib_record_autoinc_cb): New fn.
12091         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
12092         mode to cselib_lookup.  Reset autoinced REGs here instead of...
12093         (cselib_process_insn): ... here.
12094         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
12095         to cselib_lookup.
12096         (add_uses): Likewise, also to cselib_subst_to_values.
12097         (add_stores): Likewise.
12098         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
12099         cselib_subst_to_values.
12100         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
12101         * gcse.c (do_local_cprop): Adjusted.
12102         * postreload.c (reload_cse_simplify_set): Adjusted.
12103         (reload_cse_simplify_operands): Adjusted.
12104         * sel-sched-dump (debug_mem_addr_value): Pass mode.
12105
12106 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
12107
12108         PR tree-optimization/45122
12109         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
12110         unsafe assumptions when there's more than one loop exit.
12111
12112 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
12113
12114         PR target/47272
12115         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
12116         Document using vector double with the load/store builtins, and
12117         that the load/store builtins always use Altivec instructions.
12118
12119         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
12120         to use altivec memory instructions, even on VSX.
12121         (vector_altivec_store_<mode>): Ditto.
12122
12123         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
12124         function.
12125
12126         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12127         V2DF, V2DI support to load/store overloaded builtins.
12128
12129         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
12130         altivec load/store builtins for V2DF/V2DI types.
12131
12132         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12133         set avoid indexed addresses on power6 if -maltivec.
12134         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
12135         vector_altivec_load/vector_altivec_store builtins.
12136         (altivec_expand_st_builtin): Ditto.
12137         (altivec_expand_builtin): Add VSX memory builtins.
12138         (rs6000_init_builtins): Add V2DI types to internal types.
12139         (altivec_init_builtins): Add support for V2DF/V2DI altivec
12140         load/store builtins.
12141         (rs6000_address_for_altivec): Insure memory address is appropriate
12142         for Altivec.
12143
12144         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
12145         vec_vsx_ld and vec_vsx_st.
12146         (vsx_store_<mode>): Ditto.
12147
12148         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
12149         variables to hold long long types for VSX vector memory builtins.
12150         (RS6000_BTI_unsigned_long_long): Ditto.
12151         (long_long_integer_type_internal_node): Ditti.
12152         (long_long_unsigned_type_internal_node): Ditti.
12153
12154         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
12155         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
12156         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
12157
12158         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
12159         short cuts.
12160         (vec_vsx_st): Ditto.
12161
12162 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
12163
12164         * config/pa/pa-hpux10.opt: New.
12165         * config/hpux11.opt (pthread): New Driver option.
12166         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
12167         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
12168
12169 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
12170
12171         * config/ia64/vms.opt: New.
12172         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
12173
12174 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
12175
12176         PR target/47580
12177         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
12178         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
12179         generator functions.
12180         (vsx_floatuns<VSi><mode>2): Ditto.
12181         (vsx_fix_trunc<mode><VSi>2): Ditto.
12182         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
12183
12184 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
12185
12186         * config/i386/djgpp.opt (posix): New Driver option.
12187
12188 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
12189
12190         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
12191         Move to the unsupported targets list.
12192
12193 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
12194
12195         PR rtl-optimization/47525
12196         * df-scan.c: Update copyright years.
12197         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
12198         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
12199
12200 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12201
12202         * config/i386/sysv4.h (TARGET_VERSION): Remove.
12203         (SUBTARGET_RETURN_IN_MEMORY): Remove.
12204         (ASM_OUTPUT_ASCII): Remove.
12205         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
12206
12207 2011-02-02  Jeff Law  <law@redhat.com>
12208
12209         PR middle-end/47543
12210         * reload.c (find_reloads_address): Handle reg+d address where both
12211         components are invalid by reloading the entire address.
12212
12213 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
12214             Richard Guenther  <rguenther@suse.de>
12215
12216         PR tree-optimization/40979
12217         PR bootstrap/47044
12218         * passes.c (init_optimization_passes): After LIM call copy_prop
12219         and DCE to clean up.
12220         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
12221
12222 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
12223
12224         PR tree-optimization/47576
12225         PR tree-optimization/47555
12226         * doc/invoke.texi (scev-max-expr-complexity): Documented.
12227         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
12228         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
12229         * tree-scalar-evolution.c (follow_ssa_edge): Use
12230         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
12231
12232 2011-02-02  Richard Guenther  <rguenther@suse.de>
12233
12234         PR tree-optimization/47566
12235         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
12236
12237 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
12238
12239         PR debug/47106
12240         PR debug/47402
12241         * tree-inline.c (declare_return_variable): Remove unused caller
12242         variable.
12243
12244         PR debug/47106
12245         PR debug/47402
12246         * tree-flow-inline.h (clear_is_used, is_used_p): New.
12247         * cfgexpand.c (account_used_vars_for_block): Use them.
12248         * tree-nrv.c (tree_nrv): Likewise.
12249         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
12250         (dump_scope_block): Likewise.
12251         (remove_unused_locals): Likewise.
12252
12253         PR debug/47106
12254         PR debug/47402
12255         * tree-inline.c (declare_return_variable): Add result decl to
12256         local decls only once.
12257         * gimple-low.c (record_vars_into): Mark newly-created variables
12258         as referenced.
12259
12260 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
12261
12262         PR debug/47498
12263         PR debug/47501
12264         PR debug/45136
12265         PR debug/45130
12266         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12267         debug insns.
12268         (no_real_insns_p, schedule_block, set_priorities): Drop special
12269         treatment of boundary debug insns.
12270         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12271         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
12272         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12273         (BOUNDARY_DEBUG_INSN_P): Likewise.
12274         (SCHEDULE_DEBUG_INSN_P): Likewise.
12275         * sched-rgn.c (init_ready_list): Drop special treatment of
12276         boundary debug insns.
12277         * final.c (rest_of_clean_state): Clear notes' BB.
12278
12279 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12280
12281         * config/openbsd.opt (assert=): New Driver option.
12282
12283 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12284
12285         * config/i386/nto.opt: New.
12286         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
12287
12288 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12289
12290         * config/i386/netware.opt: New.
12291         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
12292
12293 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12294
12295         * config/interix.opt (posix): New Driver option.
12296
12297 2011-02-01  DJ Delorie  <dj@redhat.com>
12298
12299         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
12300
12301         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
12302         class for A0/A1.
12303
12304 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
12305
12306         PR tree-optimization/47561
12307         * toplev.c (process_options): Print the Graphite flags.  Add
12308         flag_loop_flatten to the list of options requiring Graphite.
12309
12310 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12311
12312         * config/i386/cygming.opt (posix): New Driver option.
12313
12314 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12315
12316         * config/arm/vxworks.opt: New.
12317         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
12318
12319 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12320
12321         * config/alpha/elf.opt: New.
12322         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
12323         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
12324
12325 2011-02-01  Richard Guenther  <rguenther@suse.de>
12326
12327         PR tree-optimization/47559
12328         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
12329         store-motion on references that can throw.
12330
12331 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
12332
12333         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
12334         * tree-pass.h (TDF_CSELIB): New macro.
12335         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
12336         cselib_lookup): Check for it rather than for TDF_DETAILS.
12337
12338 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
12339
12340         PR driver/47547
12341         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
12342         is HOST_BIT_BUCKET.
12343
12344         * opts.c (finish_options): Don't add x_aux_base_name if it is
12345         HOST_BIT_BUCKET.
12346
12347 2011-02-01  Richard Guenther  <rguenther@suse.de>
12348
12349         PR tree-optimization/47555
12350         Revert
12351         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
12352
12353         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
12354
12355 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12356
12357         PR gcc/46692
12358         * config/lm32/t-lm32: Add multilib for all CPU options.
12359
12360 2011-02-01  Richard Guenther  <rguenther@suse.de>
12361
12362         PR tree-optimization/47541
12363         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12364         sure to have a field at offset zero.
12365
12366 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12367
12368         * config/arc/arc.opt (EB, EL): New Driver options.
12369
12370 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12371
12372         * config/alpha/osf5.opt: New.
12373         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
12374
12375 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12376
12377         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
12378
12379 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
12380
12381         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
12382         -floop-interchange.
12383         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
12384         is an alias of -floop-interchange and that it requires the
12385         Graphite infrastructure.
12386         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
12387         flag_loop_interchange based on the value of flag_tree_loop_linear.
12388
12389 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
12390             Richard Guenther  <rguenther@suse.de>
12391
12392         PR tree-optimization/47538
12393         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
12394         type instead of r1type, except for comparisons.  For right
12395         shifts and comparisons punt if there are mismatches in
12396         sizetype vs. non-sizetype types.
12397
12398 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12399
12400         * doc/sourcebuild.texi (Effective-Target Keywords): Document
12401         avx_runtime.
12402
12403 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12404
12405         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
12406         version number.
12407         * configure: Regenerate.
12408
12409 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12410
12411         * configure.ac (gcc_cv_ld_static_option): Define.
12412         (gcc_cv_ld_dynamic_option): Define.
12413         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
12414         instead.
12415         (HAVE_LD_STATIC_DYNAMIC): Update message.
12416         (LD_STATIC_OPTION): Define.
12417         (LD_DYNAMIC_OPTION): Define.
12418         * configure: Regenerate.
12419         * config.in: Regenerate.
12420         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
12421         HAVE_LD_STATIC_DYNAMIC]: Use them.
12422
12423 2011-01-31  Nick Clifton  <nickc@redhat.com>
12424
12425         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
12426         registers inside interrupt handlers if the handler is not a leaf
12427         function.
12428
12429 2011-01-31  Nick Clifton  <nickc@redhat.com>
12430
12431         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
12432         reg_renumber returning an INVALID_REGNUM.
12433
12434 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12435
12436         PR libgcj/44341
12437         * doc/install.texi: Document host options discarded when cross
12438         configuring target libraries.
12439
12440 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12441
12442         Reverted:
12443         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12444         PR debug/45136
12445         PR debug/45130
12446         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12447         debug insns.
12448         (no_real_insns_p, schedule_block, set_priorities): Drop special
12449         treatment of boundary debug insns.
12450         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12451         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12452         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12453         (BOUNDARY_DEBUG_INSN_P): Likewise.
12454         (SCHEDULE_DEBUG_INSN_P): Likewise.
12455         * sched-rgn.c (init_ready_list): Drop special treatment of
12456         boundary debug insns.
12457         * final.c (rest_of_clean-state): Clear notes' BB.
12458
12459 2011-01-31  Alan Modra  <amodra@gmail.com>
12460
12461         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
12462         toc relative expressions as we do in print_operand_address.
12463
12464 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
12465
12466         * doc/extend.texi: Follow spelling conventions.
12467         * doc/invoke.texi: Fix a typo.
12468
12469 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
12470
12471         * config/hpux11.opt: New.
12472         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
12473         ia64*-*-hpux*): Use hpux11.opt.
12474
12475 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
12476
12477         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
12478         to tmake_file.
12479
12480 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12481
12482         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
12483         support sites.
12484
12485 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12486
12487         * doc/install.texi (Binaries): Remove outdated reference for
12488         Motorola 68HC11/68HC12 downloads.
12489
12490 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12491
12492         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
12493         Drepper's paper.
12494
12495 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
12496
12497         PR bootstrap/47147
12498         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
12499         used by NetBSD.
12500
12501 2011-01-28  Ahmad Sharif  <asharif@google.com>
12502
12503         * value-prof.c (check_counter): Corrected error message.
12504
12505 2011-01-29  Jie Zhang  <jie@codesourcery.com>
12506
12507         * config/arm/arm.c (arm_legitimize_reload_address): New.
12508         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
12509         arm_legitimize_reload_address.
12510         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
12511
12512 2011-01-28  Ian Lance Taylor  <iant@google.com>
12513
12514         * godump.c (go_define): Ignore macros whose definitions include
12515         two adjacent operands.
12516
12517 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
12518
12519         PR target/42894
12520         * varasm.c (force_const_mem): Store copy of x in desc->constant
12521         instead of x itself.
12522         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
12523         itself into REG_EQUAL note.
12524
12525 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
12526
12527         * config/freebsd.opt (posix, rdynamic): New Driver options.
12528
12529 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12530
12531         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
12532         -Bstatic/-Bdynamic.
12533         * configure: Regenerate.
12534
12535 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
12536
12537         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
12538         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
12539
12540 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
12541
12542         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
12543         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
12544         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
12545         (s390_preferred_reload_class): Make static. Change return and
12546         'rclass' argument type to reg_class_t.
12547
12548 2011-01-27  Jan Hubicka  <jh@suse.cz>
12549
12550         PR middle-end/46949
12551         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
12552         (process_function_and_variable_attributes): Check defined weakrefs.
12553
12554 2011-01-27  Martin Jambor  <mjambor@suse.cz>
12555
12556         PR tree-optimization/47228
12557         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
12558         build_ref_for_offset.
12559
12560 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12561
12562         * config/spu/spu-elf.h (ASM_SPEC): Remove.
12563
12564 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
12565
12566         PR rtl-optimization/46856
12567         * postreload.c (reload_combine_recognize_const_pattern): Do not
12568         separate cc0 setter and user on cc0 targets.
12569
12570 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
12571
12572         PR c/43082
12573         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
12574         passed a VOID_TYPE expression, immediately emit an error and
12575         return error_mark_node.
12576
12577 2011-01-26  Jeff Law  <law@redhat.com>
12578
12579         PR rtl-optimization/47464
12580         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
12581         rather than may_trap_p as needed.
12582
12583 2011-01-26  DJ Delorie  <dj@redhat.com>
12584
12585         PR rtl-optimization/46878
12586         * combine.c (insn_a_feeds_b): Check for the implicit cc0
12587         setter/user dependency as well.
12588
12589 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
12590
12591         PR rtl-optimization/44469
12592         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
12593         after removing trivially dead basic blocks.
12594
12595 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12596
12597         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
12598         * config/frv/frv.h (LINK_SPEC): Likewise.
12599         * config/i386/netware.h (LINK_SPEC): Likewise.
12600         * config/m68k/linux.h (ASM_SPEC): Likewise.
12601         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12602         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12603         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12604         * config/sparc/linux.h (ASM_SPEC): Likewise.
12605         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12606         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12607
12608 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12609
12610         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
12611         * config/frv/frv.h (ASM_SPEC): Likewise.
12612         * config/m68k/linux.h (ASM_SPEC): Likewise.
12613         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12614         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
12615         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12616         * config/sparc/linux.h (ASM_SPEC): Likewise.
12617         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12618         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12619
12620 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12621
12622         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
12623         * config/frv/frv.h (LINK_SPEC): Likewise.
12624         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12625
12626 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12627
12628         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
12629         * config/frv/frv.h (ASM_SPEC): Likewise.
12630         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
12631         * config/m68k/linux.h (ASM_SPEC): Likewise.
12632         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12633         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
12634         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12635         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
12636         * config/sparc/linux.h (ASM_SPEC): Likewise.
12637         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12638         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12639         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
12640
12641 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
12642
12643         PR target/46997
12644         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
12645         (*mux2): Ditto.
12646         (vec_extract_evenodd_help): Ditto.
12647         (vec_extract_evenv4hi): Ditto.
12648         (vec_extract_oddv4hi): Ditto.
12649         (vec_interleave_lowv2si): Ditto.
12650         (vec_interleave_highv2si): Ditto.
12651         (vec_extract_evenv2si): Ditto.
12652         (vec_extract_oddv2si: Ditto.
12653         (vec_pack_trunc_v2si): Ditto.
12654
12655 2011-01-22  Jan Hubicka  <jh@suse.cz>
12656
12657         PR target/47237
12658         * cgraph.h (cgraph_local_info): New field can_change_signature.
12659         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
12660         signature can change.
12661         (ipcp_estimate_growth): Call sequence simplify only if calle signature
12662         can change.
12663         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
12664         (cgraph_function_versioning): We can not change signature of functions
12665         that don't allow that.
12666         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
12667         (lto_input_node): Likewise.
12668         * ipa-inline.c (compute_inline_parameters): Compute
12669         local.can_change_signature.
12670         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
12671         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
12672         functions that can not change signature.
12673         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
12674         init_cumulative_args): Do not use local calling conventions
12675         for functions that can not change signature.
12676
12677 2011-01-22  Jan Hubicka  <jh@suse.cz>
12678
12679         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
12680
12681 2011-01-26  Richard Guenther  <rguenther@suse.de>
12682
12683         PR tree-optimization/47190
12684         * cgraphunit.c (process_common_attributes): New function.
12685         (process_function_and_variable_attributes): Use it.
12686
12687 2011-01-26  Richard Guenther  <rguenther@suse.de>
12688
12689         PR lto/47423
12690         * cgraphbuild.c (record_eh_tables): Record reference to personality
12691         function.
12692
12693 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
12694
12695         PR debug/45454
12696         * sel-sched.c (moveup_expr): Don't let debug insns prevent
12697         non-debug insns from moving up.
12698
12699 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12700
12701         PR target/40125
12702         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
12703         t-dlldir{,-x} fragment for build and add it to tmake_file.
12704         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12705         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
12706         * config/i386/t-dlldir: New file.
12707         (SHLIB_DLLDIR): Define.
12708         * config/i386/t-dlldir-x: New file.
12709         (SHLIB_DLLDIR): Define.
12710         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
12711         (SHLIB_INSTALL): Use it.
12712
12713 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
12714
12715         PR target/47246
12716         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
12717         lower bound of the allowed Thumb-2 coprocessor load/store
12718         index range to -256. Add explaining comment.
12719
12720 2011-01-25  Ian Lance Taylor  <iant@google.com>
12721
12722         * godump.c (go_define): Improve lexing of macro expansion to only
12723         accept expressions which match Go spec.
12724
12725 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12726
12727         PR c++/43601
12728         * tree.c (handle_dll_attribute): Handle it.
12729         * doc/extend.texi (@item dllexport): Mention it.
12730         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
12731
12732 2011-01-25  Ian Lance Taylor  <iant@google.com>
12733
12734         PR tree-optimization/26854
12735         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
12736         (decl_jump_unsafe): Move higher in file, with no other change.
12737         (bind): Set has_jump_unsafe_decl if appropriate.
12738         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
12739         (check_earlier_gotos): Likewise.
12740         (c_check_switch_jump_warnings): Likewise.
12741
12742 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
12743
12744         * doc/invoke.texi (Warning Options): Add missing hyphen.
12745         (-fprofile-dir): Minor grammatical fixes.
12746         (-fbranch-probabilities): Likewise.
12747
12748 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12749
12750         PR debug/45136
12751         PR debug/45130
12752         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12753         debug insns.
12754         (no_real_insns_p, schedule_block, set_priorities): Drop special
12755         treatment of boundary debug insns.
12756         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12757         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12758         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12759         (BOUNDARY_DEBUG_INSN_P): Likewise.
12760         (SCHEDULE_DEBUG_INSN_P): Likewise.
12761         * sched-rgn.c (init_ready_list): Drop special treatment of
12762         boundary debug insns.
12763         * final.c (rest_of_clean-state): Clear notes' BB.
12764
12765 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12766
12767         * Makefile.in (LAMBDA_H): Removed.
12768         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
12769         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
12770         lambda-trans.o, and tree-loop-linear.o.
12771         (lto-symtab.o): Remove dependence on LAMBDA_H.
12772         (tree-loop-linear.o): Remove rule.
12773         (lambda-mat.o): Same.
12774         (lambda-trans.o): Same.
12775         (lambda-code.o): Same.
12776         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
12777         (tree-vect-slp.o): Same.
12778         * hwint.h (gcd): Moved here.
12779         (least_common_multiple): Same.
12780         * lambda-code.c: Removed.
12781         * lambda-mat.c: Removed.
12782         * lambda-trans.c: Removed.
12783         * lambda.h: Removed.
12784         * tree-loop-linear.c: Removed.
12785         * lto-symtab.c: Do not include lambda.h.
12786         * omega.c (gcd): Removed.
12787         * passes.c (init_optimization_passes): Remove pass_linear_transform.
12788         * tree-data-ref.c (print_lambda_vector): Moved here.
12789         (lambda_vector_copy): Same.
12790         (lambda_matrix_copy): Same.
12791         (lambda_matrix_id): Same.
12792         (lambda_vector_first_nz): Same.
12793         (lambda_matrix_row_add): Same.
12794         (lambda_matrix_row_exchange): Same.
12795         (lambda_vector_mult_const): Same.
12796         (lambda_vector_negate): Same.
12797         (lambda_matrix_row_negate): Same.
12798         (lambda_vector_equal): Same.
12799         (lambda_matrix_right_hermite): Same.
12800         * tree-data-ref.h: Do not include lambda.h.
12801         (lambda_vector): Moved here.
12802         (lambda_matrix): Same.
12803         (dependence_level): Same.
12804         (lambda_transform_legal_p): Removed declaration.
12805         (lambda_collect_parameters): Same.
12806         (lambda_compute_access_matrices): Same.
12807         (lambda_vector_gcd): Same.
12808         (lambda_vector_new): Same.
12809         (lambda_vector_clear): Same.
12810         (lambda_vector_lexico_pos): Same.
12811         (lambda_vector_zerop): Same.
12812         (lambda_matrix_new): Same.
12813         * tree-flow.h (least_common_multiple): Removed declaration.
12814         * tree-parloops.c (lambda_trans_matrix): Moved here.
12815         (LTM_MATRIX): Same.
12816         (LTM_ROWSIZE): Same.
12817         (LTM_COLSIZE): Same.
12818         (LTM_DENOMINATOR): Same.
12819         (lambda_trans_matrix_new): Same.
12820         (lambda_matrix_vector_mult): Same.
12821         (lambda_transform_legal_p): Same.
12822         * tree-pass.h (pass_linear_transform): Removed declaration.
12823         * tree-ssa-loop.c (tree_linear_transform): Removed.
12824         (gate_tree_linear_transform): Removed.
12825         (pass_linear_transform): Removed.
12826         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
12827         flag_loop_interchange.
12828
12829 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12830
12831         PR tree-optimization/47265
12832         PR tree-optimization/47443
12833         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
12834         if name still has some uses.
12835
12836 2011-01-25  Martin Jambor  <mjambor@suse.cz>
12837
12838         PR tree-optimization/47382
12839         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
12840         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
12841
12842 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
12843
12844         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
12845         sjlj_except_unwind_info.
12846
12847 2011-01-25  Richard Guenther  <rguenther@suse.de>
12848
12849         PR tree-optimization/47426
12850         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
12851         visible functions results escape.
12852
12853 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12854
12855         PR target/45701
12856         * config/arm/arm.c (any_sibcall_uses_r3): New function.
12857         (arm_get_frame_offsets): Use it.
12858
12859 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12860             Jakub Jelinek  <jakub@redhat.com>
12861
12862         PR tree-optimization/47271
12863         * tree-if-conv.c (bb_postdominates_preds): New.
12864         (if_convertible_bb_p): Call bb_postdominates_preds.
12865         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
12866         (predicate_scalar_phi): Call bb_postdominates_preds.
12867
12868 2011-01-25  Nick Clifton  <nickc@redhat.com>
12869
12870         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
12871         * config/rx/rx.c (rx_function_value): Likewise.
12872         (rx_promote_function_mode): Likewise.
12873         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
12874         in order to make it legitimate.
12875         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
12876         make sure that the first operand is the same as the result register.
12877         (addsi3_unspec): Delete.
12878         (subdi3): Do not accept immediate operands.
12879         (subdi3_internal): Likewise.
12880
12881 2011-01-25  Jeff Law  <law@redhat.com>
12882
12883         PR rtl-optimization/37273
12884         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12885         handle them like argument loads from stack slots.  Do not double
12886         count memory for memory constants and argument loads from stack slots.
12887
12888 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12889
12890         PR tree-optimization/47427
12891         PR tree-optimization/47428
12892         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12893         coalesce if the new root var would be TREE_READONLY.
12894
12895 2011-01-25  Richard Guenther  <rguenther@suse.de>
12896
12897         PR middle-end/47414
12898         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
12899         correct type for TBAA.
12900
12901 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12902
12903         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
12904         (close_phi_written_to_memory): Call for_each_index with
12905         dr_indices_valid_in_loop.
12906
12907 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12908
12909         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
12910         when it is initialized.
12911
12912 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12913
12914         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
12915         call to graphite_find_data_references_in_stmt.
12916         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
12917         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
12918         call to graphite_find_data_references_in_stmt.
12919         (analyze_drs_in_stmts): Same.
12920         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
12921         in which the scalar analysis of indices is performed.
12922         (create_data_ref): Same.  Update call to dr_analyze_indices.
12923         (find_data_references_in_stmt): Update call to create_data_ref.
12924         (graphite_find_data_references_in_stmt): Same.
12925         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
12926         declaration.
12927         (create_data_ref): Same.
12928         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
12929         call to create_data_ref.
12930
12931 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12932
12933         * graphite-sese-to-poly.c (build_poly_scop): Move
12934         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
12935
12936 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12937
12938         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
12939         VAR_DECL, PARM_DECL, and RESULT_DECL.
12940
12941 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12942
12943         * graphite-dependences.c (reduction_dr_1): Allow several reductions
12944         in a reduction PBB.
12945         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
12946         that have already been marked as PBB_IS_REDUCTION.
12947
12948 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12949
12950         * graphite-scop-detection.c (same_close_phi_node): New.
12951         (remove_duplicate_close_phi): New.
12952         (make_close_phi_nodes_unique): New.
12953         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
12954
12955 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12956
12957         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
12958         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
12959         of both data references to be the same.
12960
12961 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12962
12963         * graphite-dependences.c (build_lexicographical_constraint): Remove
12964         the gdim parameter.
12965         (build_lexicographical_constraint): Adjust call to
12966         ppl_powerset_is_empty.
12967         (dependence_polyhedron): Same.
12968         (graphite_legal_transform_dr): Same.
12969         (graphite_carried_dependence_level_k): Same.
12970         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
12971         parameter.
12972         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
12973
12974 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12975
12976         * graphite-sese-to-poly.c
12977         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
12978         (close_phi_written_to_memory): New.
12979         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
12980         and unshare_expr.
12981
12982 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12983
12984         * doc/install.texi: Update the expected version number of PPL to 0.11.
12985         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
12986         #if PPL_VERSION_MINOR < 11.
12987
12988 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12989
12990         * graphite-dependences.c: Include graphite-cloog-util.h.
12991         (new_poly_ddr): Inlined into dependence_polyhedron.
12992         (free_poly_ddr): Moved close by new_poly_ddr.
12993         (dependence_polyhedron_1): Renamed dependence_polyhedron.
12994         Early return NULL when ppl_powerset_is_empty returns true.
12995         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
12996         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
12997         (graphite_legal_transform_dr): Call new_poly_ddr.
12998         (graphite_carried_dependence_level_k): Same.
12999         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
13000         (dot_transformed_deps_stmt_1): Removed.
13001         (dot_deps_stmt_1): Call dot_deps_stmt_2.
13002         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
13003         (dot_deps_1): Call dot_deps_2.
13004         * Makefile.in (graphite-dependences.o): Add missing dependence on
13005         graphite-cloog-util.h.
13006
13007 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13008
13009         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
13010         (build_lexicographical_constraint): Same.
13011         (dependence_polyhedron_1): Same.
13012         (graphite_legal_transform_dr): Same.
13013         (graphite_carried_dependence_level_k): Same.
13014         * graphite-ppl.c (ppl_powerset_is_empty): New.
13015         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
13016         * tree-data-ref.c (dump_data_reference): Print the basic block index.
13017
13018 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13019
13020         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
13021         the "a followed by b" relation and document it.
13022
13023 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13024
13025         * graphite-dependences.c (build_lexicographical_constraint): Stop the
13026         iteration when the bag of constraints is empty.
13027
13028 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13029
13030         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
13031
13032 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13033
13034         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
13035         nest and two loop depths as parameters.
13036         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
13037         lst_perfect_nestify.
13038
13039 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13040
13041         * graphite-dependences.c (print_pddr): Call
13042         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
13043
13044 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13045
13046         * graphite-ppl.c (debug_gmp_value): New.
13047         * graphite-ppl.h (debug_gmp_value): Declared.
13048
13049 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
13050
13051         * doc/install.texi: Document availability of cloog-0.16.
13052
13053 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
13054
13055         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
13056         invalid postdominance info.
13057
13058 2011-01-24  Jan Hubicka  <jh@suse.cz>
13059
13060         PR c/21659
13061         * doc/extend.texi (weak pragma): Drop claim that it must
13062         appear before definition.
13063         * varasm.c (merge_weak, declare_weak): Only sanity check
13064         that DECL is not output at a time it is declared weak.
13065
13066 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
13067
13068         * machmode.def: Fixed comments.
13069
13070 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
13071
13072         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
13073
13074 2011-01-24  Paul Koning  <ni1d@arrl.net>
13075
13076         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
13077         WORDS_BIG_ENDIAN.
13078
13079 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
13080
13081         PR target/46519
13082         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
13083         (block_info): Add scanned and prev.
13084         (move_or_delete_vzeroupper_2): Return if the basic block
13085         has been scanned and the upper 128bit state is unchanged
13086         from the last scan.
13087         (move_or_delete_vzeroupper_1): Return true if the exit
13088         state is changed.
13089         (move_or_delete_vzeroupper): Visit basic blocks using the
13090         work-list based algorithm based on vt_find_locations in
13091         var-tracking.c.
13092
13093         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
13094
13095 2011-01-24  Nick Clifton  <nickc@redhat.com>
13096
13097         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
13098         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
13099         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
13100         then define __v850e1__.
13101         * doc/invoke.texi: Document -mv850es.
13102
13103 2011-01-24  Richard Henderson  <rth@redhat.com>
13104
13105         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
13106         compound unordered comparisons.
13107         * config/rx/rx.c (rx_split_fp_compare): Remove.
13108         * config/rx/rx-protos.h: Update.
13109         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
13110         (cbranchsf4): Don't call rx_split_fp_compare.
13111         (*cbranchsf4): Use rx_split_cbranch.
13112         (*cmpsf): Don't accept "i" constraint.
13113         (*conditional_branch): Only valid after reload.
13114         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
13115
13116 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
13117
13118         PR target/47385
13119         * config/rs6000/altivec.md (vector constant splitters): Add
13120         support for creating vector single precision constants if -mvsx is
13121         used and we would create the constant using Altivec primitives.
13122
13123 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
13124             Richard Sandiford  <rdsandiford@googlemail.com>
13125
13126         PR rtl-optimization/47166
13127         * reload1.c (emit_reload_insns): Disable the spill_reg_store
13128         mechanism for PRE_MODIFY and POST_MODIFY.
13129         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
13130         reloadreg.
13131
13132 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
13133
13134         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
13135
13136 2011-01-22  Jan Hubicka  <jh@suse.cz>
13137
13138         PR lto/47333
13139         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
13140
13141 2011-01-22  Jan Hubicka  <jh@suse.cz>
13142
13143         PR tree-optimization/43884
13144         PR lto/44334
13145         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
13146         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
13147
13148 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
13149
13150         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
13151         * config/s390/s390.c (s390_register_move_cost,
13152         s390_memory_move_cost): New.
13153         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
13154
13155 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13156
13157         PR middle-end/47401
13158         * except.c (sjlj_assign_call_site_values): Move setting the
13159         crtl->uses_eh_lsda flag to ...
13160         (sjlj_mark_call_sites): ... here.
13161         (sjlj_emit_function_enter): Support NULL dispatch label.
13162         (sjlj_build_landing_pads): In a function with no landing pads
13163         that still has must-not-throw regions, generate code to register
13164         a personality function with empty LSDA.
13165
13166 2011-01-21  Richard Henderson  <rth@redhat.com>
13167
13168         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
13169
13170         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
13171
13172         * compare-elim.c: New file.
13173         * Makefile.in (OBJS-common): Add it.
13174         (compare-elim.o): New.
13175         * common.opt (fcompare-elim): New.
13176         * opts.c (default_options_table): Add OPT_fcompare_elim.
13177         * tree-pass.h (pass_compare_elim_after_reload): New.
13178         * passes.c (init_optimization_passes): Add it.
13179         * recog.h: Protect against re-inclusion.
13180         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
13181         * doc/invoke.texi (-fcompare-elim): Document it.
13182         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
13183         * doc/tm.texi: Rebuild.
13184
13185 2011-01-22  Nick Clifton  <nickc@redhat.com>
13186
13187         * config/rx/rx.md (cstoresf4): Pass comparison operator to
13188         rx_split_fp_compare.
13189
13190 2011-01-22  Nick Clifton  <nickc@redhat.com>
13191
13192         * config/rx/rx.md (UNSPEC_CONST): New.
13193         (deallocate_and_return): Wrap the amount popped off the stack in
13194         an UNSPEC_CONST in order to stop it being rejected by
13195         -mmax-constant-size.
13196         (pop_and_return): Add a "(return)" rtx.
13197         (call): Drop the immediate operand.
13198         (call_internal): Likewise.
13199         (call_value): Likewise.
13200         (call_value_internal): Likewise.
13201         (sibcall_internal): Likewise.
13202         (sibcall_value_internal): Likewise.
13203         (sibcall): Likewise.  Generate an explicit call using
13204         sibcall_internal.
13205         (sibcall_value): Likewise.
13206         (mov<>): FAIL if a constant operand is not legitimate.
13207         (addsi3_unpsec): New pattern.
13208
13209         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
13210         (ok_for_max_constant): New function.
13211         (gen_safe_add): New function.
13212         (rx_expand_prologue): Use gen_safe_add.
13213         (rx_expand_epilogue): Likewise.
13214         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
13215         UNSPEC CONSTs.
13216
13217 2011-01-21  Jeff Law  <law@redhat.com>
13218
13219         PR tree-optimization/47053
13220         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
13221         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
13222         statements are deleted.
13223         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
13224         is nonempty, then purge dead edges and cleanup the CFG.
13225
13226 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13227
13228         PR debug/47402
13229         Temporarily revert:
13230         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13231         PR debug/47106
13232         * tree-dfa.c (create_var_ann): Mark variable as used.
13233
13234 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13235
13236         PR middle-end/45566
13237         * except.c (convert_to_eh_region_ranges): Emit queued no-region
13238         notes from other section in hot/cold partitioning even if
13239         last_action is -3.  Increment call_site_base.
13240
13241         PR rtl-optimization/47366
13242         * fwprop.c (forward_propagate_into): Return bool.  If
13243         any changes are made, -fnon-call-exceptions is used and
13244         REG_EH_REGION note is present, call purge_dead_edges
13245         and return true if it purged anything.
13246         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
13247         any EH edges were purged.
13248
13249 2011-01-21  Jeff Law  <law@redhat.com>
13250
13251         PR rtl-optimization/41619
13252         * caller-save.c (setup_save_areas): Break out code to determine
13253         which hard regs are live across calls by examining the reload chains
13254         so that it is always used.
13255         Eliminate code which checked REG_N_CALLS_CROSSED.
13256
13257 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13258
13259         PR tree-optimization/47355
13260         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
13261         NOP has non-debug uses beyond PHIs in new_bb.
13262
13263 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13264
13265         PR debug/47106
13266         * cfgexpand.c (account_used_vars_for_block): Only account vars
13267         that are annotated as used.
13268         (estimated_stack_frame_size): Don't set TREE_USED.
13269         * tree-dfa.c (create_var_ann): Mark variable as used.
13270
13271 2011-01-21  Richard Guenther  <rguenther@suse.de>
13272
13273         PR middle-end/47395
13274         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
13275
13276 2011-01-21  Richard Guenther  <rguenther@suse.de>
13277
13278         PR tree-optimization/47365
13279         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
13280         (vn_reference_lookup_pieces): Adjust.
13281         (vn_reference_lookup): Likewise.
13282         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
13283         (vn_reference_lookup_3): Only look through kills if in
13284         VN_WALKREWRITE mode.
13285         (vn_reference_lookup_pieces): Adjust.
13286         (vn_reference_lookup): Likewise.
13287         (visit_reference_op_load): Likewise.
13288         (visit_reference_op_store): Likewise.
13289         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
13290         (compute_avail): Likewise.
13291         (eliminate): Likewise.
13292
13293 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13294
13295         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
13296         DECL_IGNORED_P non-reg vars if they are used.
13297
13298         PR tree-optimization/47391
13299         * varpool.c (const_value_known_p): Return false if
13300         decl is volatile.
13301
13302 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
13303
13304         PR bootstrap/47215
13305         * config/i386/i386.c (ix86_local_alignment): Handle
13306         case for va_list_type_node is nil.
13307         (ix86_canonical_va_list_type): Likewise.
13308
13309 2011-01-21  Alan Modra  <amodra@gmail.com>
13310
13311         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
13312         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
13313
13314 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13315
13316         * config/arm/arm.md (define_attr type): Rename f_load
13317         and f_store to f_fpa_load and f_fpa_store. Update.
13318         (write_conflict): Deal with rename fallout.
13319         (*push_fp_multi): Likewise.
13320         * config/arm/fpa.md (f_load): Use f_fpa_load.
13321         (f_store): Use f_fpa_store.
13322         (*movsf_fpa): Likewise.
13323         (*movdf_fpa): Likewise.
13324         (*movxf_fpa): Likewise.
13325         (*thumb2_movsf_fpa): Likewise.
13326         (*thumb2_movdf_fpa): Likewise.
13327         (*thumb2_movxf_fpa): Likewise.
13328         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
13329         f_loadd and f_stored.
13330         (*thumb2_movdi_vfp): Likewise.
13331         (*thumb2_movsf_vfp): Fix attribute to f_loads.
13332         (*thumb2_movsi_vfp): Likewise.
13333         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
13334         Use f_loads instead of f_load.
13335         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
13336
13337 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
13338
13339         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13340         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
13341         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13342         (xtensa_mode_dependent_address_p): New function.
13343         (constantpool_address_p): Make static. Change return type to bool.
13344         Change argument type to const_rtx. Use CONST_INT_P predicate.
13345
13346 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
13347
13348         PR debug/46583
13349         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
13350
13351 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13352
13353         PR debug/47283
13354         * cfgexpand.c (expand_debug_expr): Instead of generating
13355         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
13356         etc. handling.
13357
13358 2011-01-20  Richard Guenther  <rguenther@suse.de>
13359
13360         PR middle-end/47370
13361         * tree-inline.c (remap_gimple_op_r): Recurse manually for
13362         the pointer operand of MEM_REFs.
13363
13364 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13365
13366         PR tree-optimization/46130
13367         * ipa-split.c (consider_split): If return_bb contains non-virtual
13368         PHIs other than for retval or if split_function would not adjust it,
13369         refuse to split.
13370
13371 2011-01-20  Richard Guenther  <rguenther@suse.de>
13372
13373         PR tree-optimization/47167
13374         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13375         Revert previous change, only avoid enumeral type changes.
13376
13377 2011-01-19  Mike Stump  <mikestump@comcast.net>
13378
13379         * doc/tm.texi.in (BRANCH_COST): Englishify.
13380         * doc/tm.texi (BRANCH_COST): Likewise.
13381
13382 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
13383
13384         PR c++/47291
13385         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
13386         (gen_scheduled_generic_parms_dies): New functions.
13387         (gen_struct_or_union_type_die): Schedule template parameters DIEs
13388         generation for the end of CU compilation.
13389         (dwarf2out_finish): Generate template parameters DIEs here.
13390
13391 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13392
13393         PR debug/46240
13394         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
13395         debug bind stmt on merge edges.
13396
13397 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13398
13399         PR debug/47079
13400         PR debug/46724
13401         * function.c (instantiate_expr): Instantiate incoming rtl of
13402         implicit arguments, and recurse on VALUE_EXPRs.
13403         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
13404         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
13405
13406 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13407
13408         * c-parser.c (c_parser_for_statement): Initialize
13409         collection_expression.
13410
13411 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13412
13413         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
13414
13415 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13416
13417         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
13418         (LINK_SHLIB_SPEC): Don't use %(link_path).
13419         (SUBTARGET_EXTRA_SPECS): Remove link_path.
13420
13421 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13422
13423         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
13424         (NO_SHARED_LIB_SUPPORT): Remove.
13425         (LINK_SHLIB_SPEC): Remove one conditional definition.
13426
13427 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13428
13429         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
13430         %{call_shared}.
13431         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
13432         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
13433         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
13434         %{call_shared} and conditionals on these options not being passed.
13435         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
13436         %{call_shared}.
13437
13438 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13439
13440         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
13441         simplify.
13442
13443         * ipa-split.c: Spelling fixes.
13444
13445 2011-01-19  Richard Henderson  <rth@redhat.com>
13446
13447         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
13448         (*mulsi3): Likewise.
13449
13450         * longlong.h [__mn10300__] (count_leading_zeros): New.
13451         [__mn10300__] (umul_ppmm, smul_ppmm): New.
13452         [__mn10300__] (add_ssaaaa, subddmmss): New.
13453         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
13454         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
13455
13456 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13457
13458         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
13459
13460 2011-01-19  Richard Henderson  <rth@redhat.com>
13461
13462         * config/mn10300/mn10300.md (addsi3_flags): New.
13463         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
13464         (subsi3_flags, subc_internal, subdi3): New.
13465         (subdi3_internal, *subdi3_degenerate): New.
13466         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
13467
13468         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
13469         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
13470         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
13471         * config/mn10300/mn10300-protos.h: Update.
13472         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
13473         (return_ret): Likewise.  Rename from return_internal_regs.
13474         (return_internal): Remove.
13475
13476         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
13477         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
13478         (mn10300_legitimate_constant_p): Likewise.
13479         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
13480         (mn10300_frame_size): New.
13481         (mn10300_expand_prologue): Use it.
13482         (mn10300_expand_epilogue): Likewise.
13483         (mn10300_initial_offset): Likewise.
13484         * config/mn10300/mn10300-protos.h: Update.
13485         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
13486         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
13487         (prologue, epilogue, return_internal): Tidy output code.
13488         (mn10300_store_multiple_operation, return): Likewise.
13489         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
13490         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
13491         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
13492         (load_pic, am33_load_pic): New.
13493         (mn10300_load_pic0, mn10300_load_pic1): New.
13494
13495         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
13496         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
13497         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
13498         (cc_flags_for_mode, cc_flags_for_code): New.
13499         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
13500         overflow flag is not valid.  Validate that the flags we need
13501         for the comparison are valid.
13502         (mn10300_output_cmp): Remove.
13503         (mn10300_output_add): New.
13504         (mn10300_select_cc_mode): Use cc_flags_for_code.
13505         (mn10300_split_cbranch): New.
13506         (mn10300_match_ccmode): New.
13507         (mn10300_split_and_operand_count): New.
13508         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
13509         to the function.
13510         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
13511         (addsi3): ... here.  Use mn10300_output_add.
13512         (*addsi3_flags): New.
13513         (*am33_subsi3, *mn10300_subsi3): Merge...
13514         (subsi3): ... here.  Use attribute isa.
13515         (*subsi3_flags): New.
13516         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
13517         when possible.
13518         (*am33_andsi3, *mn10300_andsi3): Merge...
13519         (andsi3): ... here.
13520         (*andsi3_flags): New.
13521         (andsi3 splitters): New.
13522         (*am33_iorsi3, *mn10300_iorsi3): Merge...
13523         (iorsi3): ... here.
13524         (*iorsi3_flags): New.
13525         (*am33_xorsi3, *mn10300_xorsi3): Merge...
13526         (xorsi3): ... here.
13527         (*xorsi3_flags): New.
13528         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
13529         (one_cmplsi2): ... here.
13530         (*one_cmplsi2_flags): New.
13531         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
13532         instead of "dax" in constraints.  Use mn10300_split_cbranch.
13533         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
13534         use matching constraints to eliminate a self-comparison.
13535         (*integer_conditional_branch): Rename from integer_conditional_branch.
13536         Use int_mode_flags to match CC_REG.
13537         (*cbranchsi4_btst, *btstsi): New.
13538         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
13539         mn10300_split_cbranch.
13540         (*am33_cmpsf): Rename from am33_cmpsf.
13541         (*float_conditional_branch): Rename from float_conditional_branch.
13542         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
13543         (zero_extendqisi2): ... here.
13544         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
13545         (zero_extendhisi2): ... here.
13546         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
13547         (extendqisi2): ... here.
13548         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
13549         (extendhisi2): ... here.
13550         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
13551         (ashlsi3): ... here.
13552         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
13553         (lshrsi3): ... here.
13554         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
13555         (ashrsi3): ... here.
13556         (consecutive add peephole): Remove.
13557         * config/mn10300/predicates.md (label_ref_operand): New.
13558         (int_mode_flags): New.
13559         (CCZN_comparison_operator): New.
13560
13561         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
13562         (throughput_42_latency_43): New reservation.
13563         (mulsidi3, umulsidi3): New expanders.
13564         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
13565         the MDR register to allocation; separately allocate the low and
13566         high parts of the DImode result.
13567         (umulsidi3_internal): Similarly.
13568         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
13569         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
13570         (udivsi3, umodsi3): Remove.
13571         (udivmodsi4, divmodsi4): New expanders.
13572         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
13573         (*divmodsi4): Simiarly.
13574         (ext_internal): New.
13575
13576         * config/mn10300/constraints.md ("z"): New constraint.
13577         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
13578         (FIXED_REGISTERS): Don't fix MDR.
13579         (CALL_USED_REGSITERS): Reformat nicely.
13580         (REG_ALLOC_ORDER): Add MDR.
13581         (enum regclass): Add MDR_REGS.
13582         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
13583         (IRA_COVER_CLASSES): Add MDR_REGS.
13584         (REGNO_REG_CLASS): Handle MDR_REG.
13585         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
13586         (mn10300_register_move_cost): Likewise.
13587         * config/mn10300/mn10300.md (MDR_REG): New.
13588         (*movsi_internal): Handle moves to/from MDR_REGS.
13589
13590         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
13591         POST_MODIFY.
13592         (mn10300_secondary_reload): Tidy combination reload classes.
13593         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
13594         addresses for AM33.  Allow symbolic offsets for reg+imm.
13595         (mn10300_regno_in_class_p): New.
13596         (mn10300_legitimize_reload_address): New.
13597         * config/mn10300/mn10300.h (enum reg_class): Remove
13598         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
13599         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
13600         SP_OR_GENERAL_REGS.
13601         (REG_CLASS_NAMES): Update to match.
13602         (REG_CLASS_CONTENTS): Likewise.
13603         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
13604         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
13605         (REGNO_IN_RANGE_P): Remove.
13606         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
13607         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
13608         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
13609         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
13610         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
13611         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
13612         (REGNO_GENERAL_P): New.
13613         (HAVE_POST_MODIFY_DISP): New.
13614         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
13615         (LEGITIMIZE_RELOAD_ADDRESS): New.
13616         * config/mn10300/mn10300-protos.h: Update.
13617
13618         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
13619         DATA_REGS for AM33 stack-pointer destination.
13620         (mn10300_preferred_output_reload_class): Likewise.
13621         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
13622         into a form appropriate for ...
13623         (TARGET_SECONDARY_RELOAD): New.
13624         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
13625         * config/mn10300/mn10300-protos.h: Update.
13626         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
13627         reload_insi; use the "A" constraint for the scratch; handle AM33
13628         moves of sp to non-address registers.
13629
13630         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
13631         (*movqi_internal): ... here.
13632         (*am33_movhi, *mn10300_movhi): Merge into...
13633         (*movhi_internal): ... here.
13634         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
13635         as the source/destination of moves from/to SP.
13636         (movsf): Only allow for AM33-2.
13637         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
13638         any integer constant constraint.  Only allow for AM33-2.  Tidy
13639         all of the alternative outputs.
13640         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
13641         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
13642         for MN103.
13643         (udivsi3, umodsi3): New patterns for MN103 only.
13644
13645 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
13646
13647         * doc/tm.texi.in: Spell out that a lack of register class unions
13648         can lead to ICEs.
13649         * doc/tm.texi: Regenerate.
13650
13651 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13652
13653         PR rtl-optimization/47337
13654         * dce.c (check_argument_store): New function.
13655         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
13656
13657         PR tree-optimization/47290
13658         * tree-eh.c (infinite_empty_loop_p): New function.
13659         (cleanup_empty_eh): Use it.
13660
13661 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
13662
13663         PR target/46997
13664         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
13665         (a64_expand_widen_sum): Ditto.
13666         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
13667         (vec_extract_evenodd_help): Ditto.
13668         (vec_extract_evenv4hi): Ditto.
13669         (vec_extract_oddv4hi): Ditto.
13670         (vec_extract_evenv2si): Ditto.
13671         (vec_extract_oddv2si): Ditto.
13672         (vec_extract_evenv2sf): Ditto.
13673         (vec_extract_oddv2sf): Ditto.
13674         (vec_pack_trunc_v4hi: Ditto.
13675         (vec_pack_trunc_v2si): Ditto.
13676         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
13677         (vec_interleave_highv8qi): Ditto.
13678         (mix1_r): Ditto.
13679         (vec_extract_oddv8qi): Ditto.
13680         (vec_interleave_lowv4hi): Ditto.
13681         (vec_interleave_highv4hi): Ditto.
13682         (vec_interleave_lowv2si): Ditto.
13683         (vec_interleave_highv2si): Ditto.
13684
13685 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13686
13687         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
13688         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
13689         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
13690         (pa_c_mode_for_suffix): New.
13691         (TARGET_EXPAND_BUILTIN): Define.
13692         (TARGET_C_MODE_FOR_SUFFIX): Define.
13693         (pa_builtins): Define.
13694         (pa_init_builtins): Register __float128 type and init new support
13695         builtins.
13696         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
13697         * config/pa/quadlib.c (_U_Qfcopysign): New.
13698
13699 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
13700
13701         PR middle-end/46894
13702         * explow.c (allocate_dynamic_stack_space): Do not assume more than
13703         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
13704         are defined.
13705
13706 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13707
13708         PR tree-optimization/47179
13709         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
13710         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
13711
13712 2011-01-18  Richard Guenther  <rguenther@suse.de>
13713
13714         PR rtl-optimization/47216
13715         * emit-rtl.c: Include tree-flow.h.
13716         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
13717         of replicating it with different semantics.
13718         * Makefile.in (emit-rtl.o): Adjust.
13719
13720 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13721
13722         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
13723         (cortex_a9_dp): Handle neon types correctly.
13724
13725 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
13726
13727         PR rtl-optimization/47299
13728         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
13729         subtarget.  Use normal multiplication if both operands are constants.
13730         * expmed.c (expand_widening_mult): Don't try to optimize constant
13731         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
13732         before using it.
13733
13734 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13735
13736         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
13737         spacing after 'e.g.', typos, comma, hyphenation.
13738
13739 2011-01-17  Richard Henderson  <rth@redhat.com>
13740
13741         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
13742         (rx_restricted_mem_operand): New.
13743         (rx_shift_operand): Use register_operand.
13744         (rx_source_operand, rx_compare_operand): Likewise.
13745         * config/rx/rx.md (addsi3_flags): New expander.
13746         (adddi3): Rewrite as expander.
13747         (adc_internal, *adc_flags, adddi3_internal): New patterns.
13748         (subsi3_flags): New expander.
13749         (subdi3): Rewrite as expander.
13750         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
13751
13752         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
13753         (rx_init_builtins): Remove sat builtin.
13754         (rx_expand_builtin): Likewise.
13755         * config/rx/rx.md (ssaddsi3): New.
13756         (*sat): Rename from sat.  Represent the CC_REG input.
13757
13758         * config/rx/predicates.md (rshift_operator): New.
13759         * config/rx/rx.c (rx_expand_insv): Remove.
13760         * config/rx/rx-protos.h: Update.
13761         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
13762         operand to the canonical position.
13763         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
13764         (*bitclr, *bitclr_in_memory): Similarly.
13765         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
13766         (insv): Retain the zero_extract in the expansion.
13767
13768         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
13769         (bswaphi2, bitinvert, revw): Likewise.
13770
13771         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
13772         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
13773         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
13774         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
13775         (bitset, bitset_in_memory): Likewise.
13776         (bitinvert, bitinvert_in_memory): Likewise.
13777         (bitclr, bitclr_in_memory): Likewise.
13778         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
13779         (rx_strend, rx_cmpstrn): Likewise.
13780         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
13781         (bitop peep2 patterns): Remove.
13782
13783         * config/rx/rx.c (rx_match_ccmode): New.
13784         * config/rx/rx-protos.h: Update.
13785         * config/rx/rx.md (abssi2): Clobber, don't set flags.
13786         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
13787         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
13788         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
13789         (fix_truncsfsi2, floatsisf2): Likewise.
13790         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
13791         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
13792         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
13793         (*subsi3_flags, *xorsi3_flags): New.
13794
13795         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
13796
13797         * config/rx/rx.c (rx_print_operand): Remove workaround for
13798         unsplit comparison operations.
13799
13800         * config/rx/rx.md (movsicc): Split after reload.
13801         (*movsicc): Merge *movsieq and *movsine via match_operator.
13802         (*stcc): New pattern.
13803
13804         * config/rx/rx.c (rx_float_compare_mode): Remove.
13805         * config/rx/rx.h (rx_float_compare_mode): Remove.
13806         * config/rx/rx.md (cstoresi4): Split after reload.
13807         (*sccc): New pattern.
13808
13809         * config/rx/predicates.md (label_ref_operand): New.
13810         (rx_z_comparison_operator): New.
13811         (rx_zs_comparison_operator): New.
13812         (rx_fp_comparison_operator): New.
13813         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
13814         Validate that the flags are set properly for the comparison.
13815         (rx_gen_cond_branch_template): Remove.
13816         (rx_cc_modes_compatible): Remove.
13817         (mode_from_flags): New.
13818         (flags_from_code): Rename from flags_needed_for_conditional.
13819         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
13820         (rx_select_cc_mode): Likewise.
13821         (rx_split_fp_compare): New.
13822         (rx_split_cbranch): New.
13823         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
13824         (*cbranchsi4): Use match_operator and rx_split_cbranch.
13825         (*cbranchsf4): Similarly.
13826         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
13827         match_operator and rx_split_cbranch.
13828         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
13829         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
13830         (*cmpsi): Rename from cmpsi.
13831         (*tstsi): Rename from tstsi.
13832         (*cmpsf): Rename from cmpsf; use CC_Fmode.
13833         (*conditional_branch): Rename from conditional_branch.
13834         (*reveresed_conditional_branch): Remove.
13835         (b<code>): Remove expander.
13836         * config/rx/rx-protos.h: Update.
13837
13838         * config/rx/rx.c (rx_compare_redundant): Remove.
13839         * config/rx/rx.md (cmpsi): Don't use it.
13840         * config/rx/rx-protos.h: Update.
13841
13842         * config/rx/rx-modes.def (CC_F): New mode.
13843         * config/rx/rx.c (rx_select_cc_mode): New.
13844         * config/rx/rx.h (SELECT_CC_MODE): Use it.
13845         * config/rx/rx-protos.h: Update.
13846
13847 2011-01-17  Richard Henderson  <rth@redhat.com>
13848
13849         * except.c (dump_eh_tree): Fix stray ; after for statement.
13850
13851 2011-01-17  Richard Guenther  <rguenther@suse.de>
13852
13853         PR tree-optimization/47313
13854         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
13855         handling before copying the body.  Properly deal with
13856         by-reference result in SSA form.
13857
13858 2011-01-17  Ian Lance Taylor  <iant@google.com>
13859
13860         PR target/47219
13861         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
13862         (struct_value_alias_set): Don't define.
13863         (sparc_option_override): Don't set sparc_sr_alias_set and
13864         struct_value_alias_set.
13865         (save_or_restore_regs): Use gen_frame_mem rather than calling
13866         set_mem_alias_set.
13867         (sparc_struct_value_rtx): Likewise.
13868
13869 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
13870
13871         PR target/47318
13872         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
13873         (_mm_maskstore_pd): Likewise.
13874         (_mm_maskload_ps): Likewise.
13875         (_mm_maskstore_ps): Likewise.
13876         (_mm256_maskload_pd): Change mask to __m256i.
13877         (_mm256_maskstore_pd): Likewise.
13878         (_mm256_maskload_ps): Likewise.
13879         (_mm256_maskstore_ps): Likewise.
13880
13881         * config/i386/i386-builtin-types.def: Updated.
13882         (ix86_expand_special_args_builtin): Likewise.
13883
13884         * config/i386/i386.c (bdesc_special_args): Update
13885         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
13886         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
13887         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
13888         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
13889
13890         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
13891         Use <avxpermvecmode> on mask register.
13892         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
13893
13894 2011-01-17  Olivier Hainque  <hainque@adacore.com>
13895             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
13896             Eric Botcazou  <ebotcazou@adacore.com>
13897
13898         PR target/46655
13899         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
13900         if <= USHRT_MAX in 32-bit mode.
13901
13902 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13903
13904         * doc/install.texi (Configuration, Specific): Wrap long
13905         lines in examples.  Allow line wrapping in long options
13906         and URLs where beneficial for PDF output.
13907
13908 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
13909
13910         * config/mips/mips.c (mips_classify_symbol): Don't return
13911         SYMBOL_PC_RELATIVE for nonlocal labels.
13912
13913 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
13914
13915         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
13916
13917 2011-01-15  Jan Hubicka  <jh@suse.cz>
13918
13919         PR tree-optimization/47276
13920         * ipa.c (function_and_variable_visibility): Do not try to mark alias
13921         declarations as needed.
13922
13923 2011-01-15  Martin Jambor  <mjambor@suse.cz>
13924
13925         * common.opt (fdevirtualize): New flag.
13926         * doc/invoke.texi (Option Summary): Document it.
13927         * opts.c (default_options_table): Add devirtualize flag.
13928         * ipa-prop.c (detect_type_change): Return immediately if
13929         devirtualize flag is not set.
13930         (detect_type_change_ssa): Likewise.
13931         (compute_known_type_jump_func): Likewise.
13932         (ipa_analyze_virtual_call_uses): Likewise.
13933
13934 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13935
13936         PR tree-optimization/45934
13937         PR tree-optimization/46302
13938         * ipa-prop.c (type_change_info): New type.
13939         (stmt_may_be_vtbl_ptr_store): New function.
13940         (check_stmt_for_type_change): Likewise.
13941         (detect_type_change): Likewise.
13942         (detect_type_change_ssa): Likewise.
13943         (compute_complex_assign_jump_func): Check for dynamic type change.
13944         (compute_complex_ancestor_jump_func): Likewise.
13945         (compute_known_type_jump_func): Likewise.
13946         (compute_scalar_jump_functions): Likewise.
13947         (ipa_analyze_virtual_call_uses): Likewise.
13948         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
13949
13950 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13951
13952         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
13953         * config/i386/i386.opt (msse5): New Alias.
13954
13955 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13956
13957         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13958         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13959         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13960         * config/sparc/sparc.h (CC1_SPEC): Likewise.
13961
13962 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13963
13964         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
13965         -mcpu options.
13966         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13967         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13968         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
13969         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
13970         Likewise.
13971         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
13972
13973 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13974
13975         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
13976
13977 2011-01-14  Mike Stump  <mikestump@comcast.net>
13978
13979         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
13980         * config/fr30/fr30.md: Likweise
13981         (movsi_push): Likewise.
13982         (movsi_pop): Likewise.
13983         (enter_func): Likewise.
13984         * config/moxie/moxie.md (movsi_push): Likewise.
13985         (movsi_pop): Likewise.
13986
13987 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13988
13989         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
13990         %{no_archive} %{exact_version}.
13991         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
13992         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
13993         %{no_archive} %{exact_version}.
13994         * config/mips/openbsd.h (LINK_SPEC): Likewise.
13995         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
13996         * config/mips/vxworks.h: Likewise.
13997
13998 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13999
14000         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
14001
14002 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14003
14004         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
14005         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
14006
14007 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14008
14009         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
14010         -nodefaultlib.
14011
14012 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14013
14014         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
14015         for mcpu not cpu.
14016         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
14017         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
14018         not cpu.
14019         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
14020         Don't handle -shlib.
14021
14022 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14023
14024         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
14025         (CC1_SPEC): Don't handle -profile.
14026
14027 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14028
14029         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
14030         * config/mips/mips.h (CC1_SPEC): Likewise.
14031
14032 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14033
14034         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
14035         * config/mips/mips.h (CC1_SPEC): Likewise.
14036
14037 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14038
14039         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
14040         * config/m32r/linux.h (LINK_SPEC): Likewise.
14041         * config/mips/linux.h (LINK_SPEC): Likewise.
14042         * config/mips/linux64.h (LINK_SPEC): Likewise.
14043         * config/sparc/linux.h (LINK_SPEC): Likewise.
14044         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
14045         LINK_SPEC): Likewise.
14046         * config/xtensa/linux.h (LINK_SPEC): Likewise.
14047
14048 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14049
14050         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
14051         %{version:-v}.
14052         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
14053
14054 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14055
14056         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
14057         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
14058
14059 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14060
14061         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
14062
14063 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14064
14065         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
14066         supports -Bstatic/-Bdynamic.
14067         * configure: Regenerate.
14068
14069 2011-01-14  Jan Hubicka  <jh@suse.cz>
14070             Jack Howarth  <howarth@bromo.med.uc.edu>
14071
14072         PR target/46037
14073         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
14074         when checking debug_info_level. Test write_symbols instead of
14075         debug_hooks->var_location when setting flag_var_tracking_uninit.
14076
14077 2011-01-14  Richard Guenther  <rguenther@suse.de>
14078
14079         PR tree-optimization/47179
14080         * target.def (ref_may_alias_errno): New target hook.
14081         * targhooks.h (default_ref_may_alias_errno): Declare.
14082         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
14083         (default_ref_may_alias_errno): New function.
14084         * target.h (struct ao_ref_s): Declare.
14085         * tree-ssa-alias.c: Include target.h.
14086         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
14087         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
14088         (targhooks.o): Likewise.
14089         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
14090         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
14091
14092 2011-01-14  Richard Guenther  <rguenther@suse.de>
14093
14094         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
14095
14096 2011-01-14  Richard Guenther  <rguenther@suse.de>
14097
14098         PR tree-optimization/47280
14099         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
14100         return CFG changes.
14101         (tree_ssa_forward_propagate_single_use_vars): Deal with
14102         CFG changes from associate_plusminus.
14103
14104 2011-01-14  Richard Guenther  <rguenther@suse.de>
14105
14106         PR middle-end/47281
14107         Revert
14108         2011-01-11  Richard Guenther  <rguenther@suse.de>
14109
14110         PR tree-optimization/46076
14111         * tree-ssa.c (useless_type_conversion_p): Conversions from
14112         unprototyped to empty argument list function types are useless.
14113
14114 2011-01-14  Richard Guenther  <rguenther@suse.de>
14115
14116         PR tree-optimization/47286
14117         * tree-ssa-structalias.c (new_var_info): Register variables are global.
14118
14119 2011-01-14  Martin Jambor  <mjambor@suse.cz>
14120
14121         PR middle-end/46823
14122         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
14123
14124 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
14125
14126         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
14127         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
14128         * config/xtensa/xtensa.c (xtensa_libcall_value,
14129         xtensa_function_value_regno_p): New functions.
14130         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
14131
14132 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
14133
14134         PR c++/47213
14135         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
14136         PE specific hook.
14137         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
14138         New function prototype.
14139         * config/i386/winnt.c (i386_pe_assemble_visibility):
14140         Warn only if attribute was specified by user.
14141
14142 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
14143
14144         PR target/47251
14145         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
14146         floating point.
14147         (floatunsdidf2_fcfidu): Ditto.
14148
14149 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14150
14151         * config/s390/s390.c (print_operand_address): Replace 'error' with
14152         'output_operand_lossage'.
14153         (print_operand): Likewise.
14154
14155 2011-01-13  Jeff Law  <law@redhat.com>
14156
14157         PR rtl-optimization/39077
14158         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
14159         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
14160         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
14161         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
14162         * gcse.c (prune_insertions_deletions): New function.
14163         (compute_pre_data): Use it.
14164
14165 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
14166
14167         PR debug/PR46973
14168         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
14169         static function.
14170         (prune_unused_types_mark): Use it.
14171
14172 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
14173
14174         PR rtl-optimization/45352
14175         * sel-sched.c: Update copyright years.
14176         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
14177         in the advancing loop when we have issued issue_rate insns.
14178
14179 2011-01-12  Richard Henderson  <rth@redhat.com>
14180
14181         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
14182         (TARGET_MD_ASM_CLOBBERS): New.
14183
14184         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
14185         (TARGET_DELEGITIMIZE_ADDRESS): New.
14186
14187         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
14188         (clzsi2, *bsch): New patterns.
14189
14190         * config/mn10300/mn10300.md (INT): New mode iterator.
14191         (*mov<INT>_clr): New pattern, and peep2 to generate it.
14192
14193         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
14194         flag_split_wide_types.
14195
14196         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
14197         (mn10300_trampoline_init): Rewrite without a template, an immediate
14198         load and a direct branch.
14199         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
14200
14201 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
14202
14203         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14204         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
14205         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
14206         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14207
14208 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
14209
14210         PR debug/47209
14211         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
14212         of type.
14213
14214 2011-01-12  Jan Hubicka  <jh@suse.cz>
14215
14216         PR driver/47244
14217         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
14218         (PLUGIN_COND_CLOSE): New macro.
14219         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
14220
14221 2011-01-12  Richard Guenther  <rguenther@suse.de>
14222
14223         PR lto/47259
14224         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
14225         register variables in a MEM_REF.
14226
14227 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
14228
14229         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
14230         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
14231         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
14232         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
14233         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
14234         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
14235         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
14236         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
14237         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
14238         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
14239         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
14240         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
14241         * config/gnu-user.h: New.  Copied from linux.h.
14242         (LINUX_TARGET_STARTFILE_SPEC): Rename to
14243         GNU_USER_TARGET_STARTFILE_SPEC.
14244         (LINUX_TARGET_ENDFILE_SPEC): Rename to
14245         GNU_USER_TARGET_ENDFILE_SPEC.
14246         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
14247         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
14248         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
14249         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
14250         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
14251         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
14252         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
14253         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
14254         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
14255         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
14256         * config/arm/linux-eabi.h (CC1_SPEC): Use
14257         GNU_USER_TARGET_CC1_SPEC.
14258         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
14259         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
14260         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
14261         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
14262         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
14263         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
14264         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
14265         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
14266
14267 2011-01-12  Richard Guenther  <rguenther@suse.de>
14268
14269         PR other/46946
14270         * doc/invoke.texi (ffast-math): Document it is turned on
14271         with -Ofast.
14272
14273 2011-01-12  Jan Hubicka  <jh@suse.cz>
14274
14275         PR tree-optimization/47233
14276         * opts.c (common_handle_option): Disable ipa-reference with profile
14277         feedback.
14278
14279 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
14280
14281         * c-parser.c (c_parser_objc_at_property_declaration): Improved
14282         error message.
14283
14284 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
14285
14286         * c-parser.c (c_lex_one_token): Updated and reindented some
14287         comments.  No changes in code.
14288
14289 2011-01-11  Ian Lance Taylor  <iant@google.com>
14290
14291         * godump.c (go_output_var): Don't output the variable if there is
14292         already a type with the same name.
14293
14294 2011-01-11  Ian Lance Taylor  <iant@google.com>
14295
14296         * godump.c (go_format_type): Don't generate float80.
14297
14298 2011-01-11  Richard Henderson  <rth@redhat.com>
14299
14300         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
14301         declaration.  Rewrite for both speed and size.
14302         (mn10300_address_cost_1): Remove.
14303         (mn10300_register_move_cost): New.
14304         (mn10300_memory_move_cost): New.
14305         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
14306         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
14307         extensions, shifts, BSWAP, CLZ.
14308         (mn10300_wide_const_load_uses_clr): Remove.
14309         (TARGET_REGISTER_MOVE_COST): New.
14310         (TARGET_MEMORY_MOVE_COST): New.
14311         * config/mn10300/mn10300-protos.h: Update.
14312         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
14313
14314         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
14315         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
14316         * config/mn10300/mn10300-protos.h: Update.
14317         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
14318         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
14319         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
14320         (*test_int_bitfield, *test_byte_bitfield): Remove.
14321         (*bit_test, *subreg_bit_test): Remove.
14322         * config/mn10300/predicates.md (const_8bit_operand): Remove.
14323
14324         * config/mn10300/constraints.md ("c"): Rename from "A".
14325         ("A", "D"): New constraint letters.
14326         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
14327         (fmssf4, fnmasf4, fnmssf4): Likewise.
14328
14329         * config/mn10300/mn10300.md (isa): New attribute.
14330         (enabled): New attribute.
14331
14332         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
14333         (abssf2, negsf2): Define only for hardware fp.
14334         (sqrtsf2): Reformat.
14335         (addsf3, subsf3, mulsf3): Merge expander and insn.
14336
14337         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
14338         (DEBUGGER_AUTO_OFFSET): Remove.
14339         (DEBUGGER_ARG_OFFSET): Remove.
14340
14341         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
14342         Emit register stores with the same offsets as the hardware.
14343         (mn10300_store_multiple_operation): Don't check that the register
14344         save offsets are monotonic.
14345         * config/mn10300/mn10300-protos.h: Update.
14346
14347         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
14348
14349         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
14350         in terms of the value on the stack, not the MDR register.
14351
14352 2011-01-11  Jan Hubicka  <jh@suse.cz>
14353
14354         PR lto/45721
14355         PR lto/45375
14356         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
14357         (symbol_alias_set_destroy, symbol_alias_set_contains,
14358         propagate_aliases_backward): Declare.
14359         * lto-streamer-out.c (struct sets): New sturcture.
14360         (trivally_defined_alias): New function.
14361         (output_alias_pair_p): Rewrite.
14362         (output_unreferenced_globals): Fix output of alias pairs.
14363         (produce_symtab): Likewise.
14364         * ipa.c (function_and_variable_visibility): Set weak alias destination
14365         as needed in lto.
14366         * varasm.c (symbol_alias_set_t): Remove.
14367         (symbol_alias_set_destroy): Export.
14368         (propagate_aliases_forward, propagate_aliases_backward): New functions
14369         based on ...
14370         (compute_visible_aliases): ... this one; remove.
14371         (trivially_visible_alias): New
14372         (trivially_defined_alias): New.
14373         (remove_unreachable_alias_pairs): Rewrite.
14374         (finish_aliases_1): Reorganize code checking if alias is defined.
14375         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
14376         in LTO mode.
14377
14378 2011-01-11  Richard Guenther  <rguenther@suse.de>
14379
14380         PR tree-optimization/46076
14381         * tree-ssa.c (useless_type_conversion_p): Conversions from
14382         unprototyped to empty argument list function types are useless.
14383
14384 2011-01-11  Richard Guenther  <rguenther@suse.de>
14385
14386         PR middle-end/45235
14387         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
14388         volatile MEMs as MEM_READONLY_P.
14389
14390 2011-01-11  Richard Guenther  <rguenther@suse.de>
14391
14392         PR tree-optimization/47239
14393         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
14394
14395 2011-01-11  Jeff Law  <law@redhat.com>
14396
14397         PR tree-optimization/47086
14398         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
14399         IVs from statements that might throw.
14400
14401 2011-01-10  Jan Hubicka  <jh@suse.cz>
14402
14403         PR lto/45375
14404         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
14405
14406 2011-01-10  Jan Hubicka  <jh@suse.cz>
14407
14408         PR lto/45375
14409         * profile.c (read_profile_edge_counts): Ignore profile inconistency
14410         when correcting profile.
14411
14412 2011-01-10  Jan Hubicka  <jh@suse.cz>
14413
14414         PR lto/46083
14415         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
14416         DECL_FINI_PRIORITY.
14417         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
14418         Restore DECL_FINI_PRIORITY.
14419
14420 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14421
14422         * doc/gimple.texi: Fix quoting of multi-word return values in
14423         @deftypefn statements.  Ensure presence of return value.  Wrap
14424         overlong @deftypefn lines.
14425         (is_gimple_operand, is_gimple_min_invariant_address): Remove
14426         descriptions of removed functions.
14427         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
14428         of multi-word return value in @deftypefn statement.
14429
14430 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14431
14432         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
14433         (Conditional Expressions, Logical Operators)
14434         (Statement and operand traversals): Do not indent smallexample
14435         code.  Fix duplicate function argument in example.
14436
14437 2011-01-10  Jeff Law  <law@redhat.com>
14438
14439         PR tree-optimization/47141
14440         * ipa-split.c (split_function): Handle case where we are
14441         returning a value and the return block has a virtual operand phi.
14442
14443 2011-01-10  Jan Hubicka  <jh@suse.cz>
14444
14445         PR tree-optimization/47234
14446         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
14447         (pass_feedback_split_functions): Declare.
14448         * passes.c (init_optimization_passes): Add ipa-split as subpass of
14449         tree-profile.
14450         * ipa-split.c (gate_split_functions): Update comments; disable
14451         split-functions for profile_arc_flag and branch_probabilities.
14452         (gate_feedback_split_functions): New function.
14453         (execute_feedback_split_functions): New function.
14454         (pass_feedback_split_functions): New global var.
14455
14456 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
14457
14458         PR lto/46760
14459         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
14460         calling gimple_call_set_cannot_inline.
14461
14462 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
14463
14464         * config/darwin-sections.def: Remove unused section.
14465
14466 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
14467
14468         PR c++/47218
14469         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
14470
14471 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
14472
14473         PR objc/47232
14474         * c-parser.c (c_parser_declaration_or_fndef): Improved
14475         error message.
14476
14477 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
14478
14479         * config/i386/winnt.c (i386_pe_start_function): Make sure
14480         to switch back to function's section.
14481
14482 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
14483
14484         PR gcc/46902
14485         PR testsuite/46912
14486         * plugin.c: Move include of dlfcn.h from here...
14487         * system.h: ... to here.
14488
14489 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14490
14491         * doc/cpp.texi (C++ Named Operators): Fix markup for header
14492         file name.
14493         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
14494         two extra empty pages in PDF output.
14495
14496 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
14497
14498         PR objc/47078
14499         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
14500         for error recovery purposes behave as if it was not specified so
14501         that the default type is usd.
14502
14503 2011-01-07  Jan Hubicka  <jh@suse.cz>
14504
14505         PR tree-optmization/46469
14506         * ipa.c (function_and_variable_visibility): Clear needed flags on
14507         nodes with external decls; handle weakrefs merging correctly.
14508
14509 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
14510
14511         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
14512         not false.
14513
14514 2011-01-07  Jan Hubicka  <jh@suse.cz>
14515
14516         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
14517         and no longer claim that gold is required for linker plugin.
14518         * configure: Regenerate.
14519         * gcc.c (PLUGIN_COND): New macro.
14520         (LINK_COMMAND_SPEC): Use it.
14521         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
14522         * config.in (HAVE_LTO_PLUGIN): New.
14523         * configure.ac (--with-lto-plugin): New parameter; autodetect
14524         HAVE_LTO_PLUGIN.
14525
14526 2011-01-07  Jan Hubicka  <jh@suse.cz>
14527
14528         PR tree-optimization/46367
14529         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
14530         when we can update original.
14531         (cgraph_mark_inline_edge): Sanity check.
14532         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
14533
14534 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14535
14536         * config/spu/spu.h (ASM_COMMENT_START): Define.
14537
14538 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
14539
14540         PR driver/42445
14541         * gcc.c (%>S): New.
14542         (SWITCH_KEEP_FOR_GCC): Likewise.
14543         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
14544         (do_spec_1): Handle "%>".
14545
14546         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
14547
14548 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
14549
14550         PR target/47201
14551         * config/i386/i386.c (ix86_delegitimize_address): If
14552         simplify_gen_subreg fails, return orig_x.
14553
14554         PR bootstrap/47187
14555         * value-prof.c (gimple_stringop_fixed_value): Handle
14556         lhs of the call properly.
14557
14558 2011-01-07  Jan Hubicka  <jh@suse.cz>
14559
14560         PR lto/45375
14561         * lto-opt.c (lto_reissue_options): Set flag_shlib.
14562
14563 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14564
14565         * target.def (function_switched_text_sections): New hook.
14566         * doc/tm.texi: Regenerated.
14567         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14568         * final.c (default_function_switched_text_sections): New.
14569         (final_scan_insn): Call function_switched_text_sections when a
14570         mid-function section change occurs.
14571         * output.h (default_function_switched_text_sections): Declare.
14572         * config/darwin-protos.h (darwin_function_switched_text_sections):
14573         Likewise.
14574         * config/darwin.c (darwin_function_switched_text_sections): New.
14575         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14576
14577 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14578
14579         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
14580         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
14581         the secondary code fragment when outputting for DWARF == 2.
14582
14583 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
14584
14585         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14586         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
14587         Remove.
14588         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
14589         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14590
14591 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
14592
14593         PR debug/46704
14594         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
14595         when it is not empty.
14596
14597 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
14598
14599         Bobcat Enablement
14600         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
14601         (case ${target}): Add btver1.
14602         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14603         -march=native recognize btver1 processors.
14604         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14605         btver1 def_and_undef
14606         * config/i386/i386.c (struct processor_costs btver1_cost): New
14607         btver1 cost table.
14608         (m_BTVER1): New definition.
14609         (m_AMD_MULTIPLE): Includes m_BTVER1.
14610         (initial_ix86_tune_features): Add btver1 tune.
14611         (processor_target_table): Add btver1 entry.
14612         (static const char *const cpu_names): Add btver1 entry.
14613         (software_prefetching_beneficial_p): Add btver1.
14614         (ix86_option_override_internal): Add btver1 instruction sets.
14615         (ix86_issue_rate): Add btver1.
14616         (ix86_adjust_cost): Add btver1.
14617         * config/i386/i386.h (TARGET_BTVER1): New definition.
14618         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
14619         (enum processor_type): Add PROCESSOR_BTVER1.
14620         * config/i386/i386.md (define_attr "cpu"): Add btver1.
14621
14622 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14623
14624         PR target/43309
14625         * config/i386/i386.c (legitimize_tls_address)
14626         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
14627         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
14628         (tls_initial_exec_64_sun): New pattern.
14629
14630 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
14631
14632         * doc/invoke.texi (Overall Options): Improve wording and markup
14633         of the description of -wrapper.
14634
14635 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14636
14637         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
14638         rdynamic, threads): New Driver options.
14639
14640 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14641
14642         PR target/38118
14643         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
14644         if coming from .tdata.
14645         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14646
14647 2011-01-06  Jan Hubicka  <jh@suse.cz>
14648
14649         PR lto/47188
14650         * collect2.c (main): Do not enable LTOmode when plugin is active.
14651
14652 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14653
14654         PR other/45915
14655         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
14656         --version output if supported.
14657         * configure: Regenerate.
14658
14659 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14660
14661         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
14662         Driver options.
14663
14664 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
14665
14666         PR c/47150
14667         * c-convert.c (convert): When converting a complex expression
14668         other than COMPLEX_EXPR to a different complex type, ensure
14669         c_save_expr is called instead of save_expr, unless in_late_binary_op.
14670         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
14671         when converting COMPLEX_TYPE.
14672
14673 2011-01-06  Ira Rosen  <irar@il.ibm.com>
14674
14675         PR tree-optimization/47139
14676         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
14677         only the last reduction value is used outside the loop.  Update
14678         documentation.
14679
14680 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
14681
14682         * config/rtems.opt: New.
14683         * config.gcc (*-*-rtems*): Use rtems.opt.
14684
14685 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
14686
14687         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
14688         processors do not support 3DNow instructions.
14689
14690 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14691
14692         * config/spu/spu.c (spu_option_override): Set parameter
14693         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
14694
14695 2011-01-05  Jan Hubicka  <jh@suse.cz>
14696
14697         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
14698         at the command line.
14699
14700 2011-01-05  Martin Jambor  <mjambor@suse.cz>
14701
14702         PR lto/47162
14703         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
14704         deltas on streamed outgoing edges.
14705         (output_node_opt_summary): Output info for outgoing edges only when
14706         the node is in new parameter set.
14707         (output_cgraph_opt_summary): New parameter set, passed to the two
14708         aforementioned functions.  Update its forward declaration and its
14709         callee too.
14710
14711 2011-01-05  Tom Tromey  <tromey@redhat.com>
14712
14713         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
14714         operator to c_finish_omp_atomic.
14715         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
14716         (build_unary_op): Update.
14717         (build_modify_expr): Update.
14718         (build_asm_expr): Update.
14719
14720 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14721
14722         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
14723         newly inserted insns.
14724         (pad_bb): Likewise.
14725         (spu_emit_branch_hint): Likewise.
14726         (insert_hbrp_for_ilb_runout): Likewise.
14727         (spu_machine_dependent_reorg): Call df_finish_pass after
14728         schedule_insns returns.
14729
14730 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14731
14732         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
14733
14734 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14735
14736         PR tree-optimization/47005
14737         * tree-sra.c (struct access): Add 'non_addressable' bit.
14738         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
14739         (decide_one_param_reduction): Return 0 if the parameter is passed by
14740         reference and one of the accesses in the group is non_addressable.
14741
14742 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14743
14744         PR tree-optimization/47056
14745         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
14746         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
14747         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
14748
14749 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14750
14751         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
14752         initializer.  Skip view conversions from aggregate types.
14753
14754 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
14755
14756         PR bootstrap/47055
14757         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
14758
14759 2011-01-04  Philipp Thomas  <pth@suse.de>
14760
14761         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
14762         obvious typo.
14763
14764 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14765
14766         * function.c (thread_prologue_and_epilogue_insns): Do not crash
14767         on empty epilogue sequences.
14768
14769 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
14770
14771         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
14772         non-static): New Driver options.
14773
14774 2011-01-04  Jie Zhang  <jie@codesourcery.com>
14775
14776         PR driver/47137
14777         * gcc.c (default_compilers[]): Set combinable field to 0
14778         for all assembly languages.
14779
14780 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
14781
14782         * config/mips/loongson3a.md: New file.
14783         * config/mips/mips.md: Include loongson3a.md.
14784         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
14785         TUNE_LOONGSON_3A.
14786
14787 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
14788
14789         PR middle-end/47017
14790         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
14791         instead of convert_memory_address_addr_space on the base expression.
14792
14793 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14794
14795         * config/spu/spu.c (spu_option_override): Update error text
14796         for bad -march= / -mtune= values.
14797
14798 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14799
14800         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
14801         if branch-hint optimization will be performed.
14802
14803 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14804
14805         PR tree-optimization/47148
14806         * ipa-split.c (split_function): Convert arguments to
14807         DECL_ARG_TYPE if possible.
14808
14809         PR tree-optimization/47155
14810         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
14811         when computing uns.
14812
14813         PR rtl-optimization/47157
14814         * combine.c (try_combine): If undobuf.other_insn becomes
14815         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
14816         and set *new_direct_jump_p too.
14817
14818 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
14819
14820         PR tree-optimization/47021
14821         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
14822
14823 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14824
14825         * gcc.c (process_command): Update copyright notice dates.
14826         * gcov.c (print_version): Likewise.
14827         * gcov-dump.c (print_version): Likewise.
14828         * mips-tfile.c (main): Likewise.
14829         * mips-tdump.c (main): Likewise.
14830
14831 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14832
14833         PR tree-optimization/46801
14834         * tree-sra.c (type_internals_preclude_sra_p): Check whether
14835         aggregate fields start at byte boundary instead of the bit-field flag.
14836
14837 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
14838
14839         PR driver/47137
14840         * gcc.c (main): Revert revision 168407.
14841
14842 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14843
14844         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
14845
14846 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14847
14848         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
14849         vector optab to expand vector/scalar shift, update gimple to vector.
14850
14851 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14852
14853         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
14854         a thunk.
14855
14856 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14857
14858         PR tree-optimization/46984
14859         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
14860         HOST_WIDE_INT.
14861         (cgraph_create_indirect_edge): Fixed line length.
14862         (cgraph_indirect_call_info): Declare.
14863         (cgraph_make_edge_direct) Update declaration.
14864         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
14865         (cgraph_create_indirect_edge): Use it.
14866         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
14867         callees.
14868         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
14869         the new thunk_delta representation.
14870         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
14871         HOST_WIDE_INT.
14872         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
14873         (ipa_read_indirect_edge_info): Likewise.
14874         * lto-cgraph.c (output_edge_opt_summary): New function.
14875         (output_node_opt_summary): Call it on all outgoing edges.
14876         (input_edge_opt_summary): New function.
14877         (input_node_opt_summary): Call it on all outgoing edges.
14878
14879 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
14880
14881         PR driver/47137
14882         * gcc.c (main): Don't check have_o when settting combine_inputs.
14883
14884 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
14885
14886         * regrename.c: Add general comment describing the pass.
14887         (struct du_head): Remove 'length' field.
14888         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
14889         (regrename_optimize): Do not sort chains.  Rework comments, add others.
14890         Force renaming to the preferred class (if any) in the first pass and do
14891         not consider registers that belong to it in the second pass.
14892         (create_new_chain): Do not set 'length' field.
14893         (scan_rtx_reg): Likewise.
14894
14895 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
14896
14897         PR tree-optimization/47140
14898         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
14899         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
14900         to bit_value_binop.
14901
14902         PR rtl-optimization/47028
14903         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
14904         parm_birth_insn instead of at the beginning of first bb.
14905
14906 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
14907
14908         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
14909         Remove the word "see" before "@pxref".
14910         * doc/rtl.texi: Remove the word "see" before "@pxref".
14911
14912 2011-01-01  Jan Hubicka  <jh@suse.cz>
14913
14914         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
14915         memory.
14916
14917 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
14918
14919         PR target/38662
14920         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
14921
14922 \f
14923 Copyright (C) 2011 Free Software Foundation, Inc.
14924
14925 Copying and distribution of this file, with or without modification,
14926 are permitted in any medium without royalty provided the copyright
14927 notice and this notice are preserved.