contrib/gcc/target-def.h

   1 /* Default initializers for a generic GCC target.
   2    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
   3    Free Software Foundation, Inc.
   4
   5 This program is free software; you can redistribute it and/or modify it
   6 under the terms of the GNU General Public License as published by the
   7 Free Software Foundation; either version 2, or (at your option) any
   8 later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18
  19  In other words, you are welcome to use, share and improve this program.
  20  You are forbidden to forbid anyone else to use, share and improve
  21  what you give them.   Help stamp out software-hoarding!  */
  22
  23 /* See target.h for a description of what this file contains and how to
  24    use it.
  25
  26    We want to have non-NULL default definitions of all hook functions,
  27    even if they do nothing.  */
  28
  29 /* Note that if one of these macros must be defined in an OS .h file
  30    rather than the .c file, then we need to wrap the default
  31    definition in a #ifndef, since files include tm.h before this one.  */
  32
  33 /* Assembler output.  */
  34 #ifndef TARGET_ASM_OPEN_PAREN
  35 #define TARGET_ASM_OPEN_PAREN "("
  36 #endif
  37 #ifndef TARGET_ASM_CLOSE_PAREN
  38 #define TARGET_ASM_CLOSE_PAREN ")"
  39 #endif
  40
  41 #define TARGET_ASM_BYTE_OP "\t.byte\t"
  42
  43 #define TARGET_ASM_ALIGNED_HI_OP "\t.short\t"
  44 #define TARGET_ASM_ALIGNED_SI_OP "\t.long\t"
  45 #define TARGET_ASM_ALIGNED_DI_OP NULL
  46 #define TARGET_ASM_ALIGNED_TI_OP NULL
  47
  48 /* GAS and SYSV4 assemblers accept these.  */
  49 #if defined (OBJECT_FORMAT_ELF)
  50 #define TARGET_ASM_UNALIGNED_HI_OP "\t.2byte\t"
  51 #define TARGET_ASM_UNALIGNED_SI_OP "\t.4byte\t"
  52 #define TARGET_ASM_UNALIGNED_DI_OP "\t.8byte\t"
  53 #define TARGET_ASM_UNALIGNED_TI_OP NULL
  54 #else
  55 #define TARGET_ASM_UNALIGNED_HI_OP NULL
  56 #define TARGET_ASM_UNALIGNED_SI_OP NULL
  57 #define TARGET_ASM_UNALIGNED_DI_OP NULL
  58 #define TARGET_ASM_UNALIGNED_TI_OP NULL
  59 #endif /* OBJECT_FORMAT_ELF */
  60
  61 #define TARGET_ASM_INTEGER default_assemble_integer
  62
  63 #ifndef TARGET_ASM_GLOBALIZE_LABEL
  64 #define TARGET_ASM_GLOBALIZE_LABEL default_globalize_label
  65 #endif
  66
  67 #ifndef TARGET_ASM_EMIT_UNWIND_LABEL
  68 #define TARGET_ASM_EMIT_UNWIND_LABEL default_emit_unwind_label
  69 #endif
  70
  71 #ifndef TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL
  72 #define TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL default_emit_except_table_label
  73 #endif
  74
  75 #ifndef TARGET_UNWIND_EMIT
  76 #define TARGET_UNWIND_EMIT default_unwind_emit
  77 #endif
  78
  79 #ifndef TARGET_ASM_INTERNAL_LABEL
  80 #define TARGET_ASM_INTERNAL_LABEL default_internal_label
  81 #endif
  82
  83 #ifndef TARGET_ARM_TTYPE
  84 #define TARGET_ASM_TTYPE hook_bool_rtx_false
  85 #endif
  86
  87 #ifndef TARGET_ASM_ASSEMBLE_VISIBILITY
  88 #define TARGET_ASM_ASSEMBLE_VISIBILITY default_assemble_visibility
  89 #endif
  90
  91 #define TARGET_ASM_FUNCTION_PROLOGUE default_function_pro_epilogue
  92 #define TARGET_ASM_FUNCTION_EPILOGUE default_function_pro_epilogue
  93 #define TARGET_ASM_FUNCTION_END_PROLOGUE no_asm_to_stream
  94 #define TARGET_ASM_FUNCTION_BEGIN_EPILOGUE no_asm_to_stream
  95
  96 #ifndef TARGET_ASM_RELOC_RW_MASK
  97 #define TARGET_ASM_RELOC_RW_MASK default_reloc_rw_mask
  98 #endif
  99
 100 #ifndef TARGET_ASM_SELECT_SECTION
 101 #define TARGET_ASM_SELECT_SECTION default_select_section
 102 #endif
 103
 104 #ifndef TARGET_ASM_UNIQUE_SECTION
 105 #define TARGET_ASM_UNIQUE_SECTION default_unique_section
 106 #endif
 107
 108 #ifndef TARGET_ASM_FUNCTION_RODATA_SECTION
 109 #define TARGET_ASM_FUNCTION_RODATA_SECTION default_function_rodata_section
 110 #endif
 111
 112 #ifndef TARGET_ASM_SELECT_RTX_SECTION
 113 #define TARGET_ASM_SELECT_RTX_SECTION default_select_rtx_section
 114 #endif
 115
 116 #if !defined(TARGET_ASM_CONSTRUCTOR) && !defined(USE_COLLECT2)
 117 # ifdef CTORS_SECTION_ASM_OP
 118 #  define TARGET_ASM_CONSTRUCTOR default_ctor_section_asm_out_constructor
 119 # else
 120 #  ifdef TARGET_ASM_NAMED_SECTION
 121 #   define TARGET_ASM_CONSTRUCTOR default_named_section_asm_out_constructor
 122 #  else
 123 #   define TARGET_ASM_CONSTRUCTOR default_stabs_asm_out_constructor
 124 #  endif
 125 # endif
 126 #endif
 127
 128 #if !defined(TARGET_ASM_DESTRUCTOR) && !defined(USE_COLLECT2)
 129 # ifdef DTORS_SECTION_ASM_OP
 130 #  define TARGET_ASM_DESTRUCTOR default_dtor_section_asm_out_destructor
 131 # else
 132 #  ifdef TARGET_ASM_NAMED_SECTION
 133 #   define TARGET_ASM_DESTRUCTOR default_named_section_asm_out_destructor
 134 #  else
 135 #   define TARGET_ASM_DESTRUCTOR default_stabs_asm_out_destructor
 136 #  endif
 137 # endif
 138 #endif
 139
 140 #define TARGET_ASM_OUTPUT_MI_THUNK NULL
 141 #define TARGET_ASM_CAN_OUTPUT_MI_THUNK hook_bool_tree_hwi_hwi_tree_false
 142
 143 #if !defined(TARGET_HAVE_CTORS_DTORS)
 144 # if defined(TARGET_ASM_CONSTRUCTOR) && defined(TARGET_ASM_DESTRUCTOR)
 145 # define TARGET_HAVE_CTORS_DTORS true
 146 # else
 147 # define TARGET_HAVE_CTORS_DTORS false
 148 # define TARGET_ASM_CONSTRUCTOR NULL
 149 # define TARGET_ASM_DESTRUCTOR NULL
 150 # endif
 151 #endif
 152
 153 #ifndef TARGET_HAVE_SWITCHABLE_BSS_SECTIONS
 154 #define TARGET_HAVE_SWITCHABLE_BSS_SECTIONS false
 155 #endif
 156
 157 #ifndef TARGET_ASM_INIT_SECTIONS
 158 #define TARGET_ASM_INIT_SECTIONS hook_void_void
 159 #endif
 160
 161 #ifdef TARGET_ASM_NAMED_SECTION
 162 #define TARGET_HAVE_NAMED_SECTIONS true
 163 #else
 164 #define TARGET_ASM_NAMED_SECTION default_no_named_section
 165 #define TARGET_HAVE_NAMED_SECTIONS false
 166 #endif
 167
 168 #ifndef TARGET_INVALID_WITHIN_DOLOOP
 169 #define TARGET_INVALID_WITHIN_DOLOOP default_invalid_within_doloop
 170 #endif
 171
 172 #ifndef TARGET_VALID_DLLIMPORT_ATTRIBUTE_P
 173 #define TARGET_VALID_DLLIMPORT_ATTRIBUTE_P hook_bool_tree_true
 174 #endif
 175
 176 #ifndef TARGET_HAVE_TLS
 177 #define TARGET_HAVE_TLS false
 178 #endif
 179
 180 #ifndef TARGET_HAVE_SRODATA_SECTION
 181 #define TARGET_HAVE_SRODATA_SECTION false
 182 #endif
 183
 184 #ifndef TARGET_TERMINATE_DW2_EH_FRAME_INFO
 185 #ifdef EH_FRAME_SECTION_NAME
 186 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO false
 187 #else
 188 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO true
 189 #endif
 190 #endif
 191
 192 #define TARGET_DWARF_REGISTER_SPAN hook_rtx_rtx_null
 193
 194 #ifndef TARGET_ASM_FILE_START
 195 #define TARGET_ASM_FILE_START default_file_start
 196 #endif
 197
 198 #ifndef TARGET_ASM_FILE_END
 199 #define TARGET_ASM_FILE_END hook_void_void
 200 #endif
 201
 202 #ifndef TARGET_EXTRA_LIVE_ON_ENTRY
 203 #define TARGET_EXTRA_LIVE_ON_ENTRY hook_void_bitmap
 204 #endif
 205
 206 #ifndef TARGET_ASM_FILE_START_APP_OFF
 207 #define TARGET_ASM_FILE_START_APP_OFF false
 208 #endif
 209
 210 #ifndef TARGET_ASM_FILE_START_FILE_DIRECTIVE
 211 #define TARGET_ASM_FILE_START_FILE_DIRECTIVE false
 212 #endif
 213
 214 #ifndef TARGET_ASM_EXTERNAL_LIBCALL
 215 #define TARGET_ASM_EXTERNAL_LIBCALL default_external_libcall
 216 #endif
 217
 218 #ifndef TARGET_ASM_MARK_DECL_PRESERVED
 219 #define TARGET_ASM_MARK_DECL_PRESERVED hook_void_constcharptr
 220 #endif
 221
 222 #ifndef TARGET_ASM_OUTPUT_ANCHOR
 223 #ifdef ASM_OUTPUT_DEF
 224 #define TARGET_ASM_OUTPUT_ANCHOR default_asm_output_anchor
 225 #else
 226 #define TARGET_ASM_OUTPUT_ANCHOR NULL
 227 #endif
 228 #endif
 229
 230 #ifndef TARGET_ASM_OUTPUT_DWARF_DTPREL
 231 #define TARGET_ASM_OUTPUT_DWARF_DTPREL NULL
 232 #endif
 233
 234 #define TARGET_ASM_ALIGNED_INT_OP                               \
 235                        {TARGET_ASM_ALIGNED_HI_OP,               \
 236                         TARGET_ASM_ALIGNED_SI_OP,               \
 237                         TARGET_ASM_ALIGNED_DI_OP,               \
 238                         TARGET_ASM_ALIGNED_TI_OP}
 239
 240 #define TARGET_ASM_UNALIGNED_INT_OP                             \
 241                        {TARGET_ASM_UNALIGNED_HI_OP,             \
 242                         TARGET_ASM_UNALIGNED_SI_OP,             \
 243                         TARGET_ASM_UNALIGNED_DI_OP,             \
 244                         TARGET_ASM_UNALIGNED_TI_OP}
 245
 246 #define TARGET_ASM_OUT {TARGET_ASM_OPEN_PAREN,                  \
 247                         TARGET_ASM_CLOSE_PAREN,                 \
 248                         TARGET_ASM_BYTE_OP,                     \
 249                         TARGET_ASM_ALIGNED_INT_OP,              \
 250                         TARGET_ASM_UNALIGNED_INT_OP,            \
 251                         TARGET_ASM_INTEGER,                     \
 252                         TARGET_ASM_GLOBALIZE_LABEL,             \
 253                         TARGET_ASM_EMIT_UNWIND_LABEL,           \
 254                         TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL,     \
 255                         TARGET_UNWIND_EMIT,                     \
 256                         TARGET_ASM_INTERNAL_LABEL,              \
 257                         TARGET_ASM_TTYPE,                       \
 258                         TARGET_ASM_ASSEMBLE_VISIBILITY,         \
 259                         TARGET_ASM_FUNCTION_PROLOGUE,           \
 260                         TARGET_ASM_FUNCTION_END_PROLOGUE,       \
 261                         TARGET_ASM_FUNCTION_BEGIN_EPILOGUE,     \
 262                         TARGET_ASM_FUNCTION_EPILOGUE,           \
 263                         TARGET_ASM_INIT_SECTIONS,               \
 264                         TARGET_ASM_NAMED_SECTION,               \
 265                         TARGET_ASM_RELOC_RW_MASK,               \
 266                         TARGET_ASM_SELECT_SECTION,              \
 267                         TARGET_ASM_SELECT_RTX_SECTION,          \
 268                         TARGET_ASM_UNIQUE_SECTION,              \
 269                         TARGET_ASM_FUNCTION_RODATA_SECTION,     \
 270                         TARGET_ASM_CONSTRUCTOR,                 \
 271                         TARGET_ASM_DESTRUCTOR,                  \
 272                         TARGET_ASM_OUTPUT_MI_THUNK,             \
 273                         TARGET_ASM_CAN_OUTPUT_MI_THUNK,         \
 274                         TARGET_ASM_FILE_START,                  \
 275                         TARGET_ASM_FILE_END,                    \
 276                         TARGET_ASM_EXTERNAL_LIBCALL,            \
 277                         TARGET_ASM_MARK_DECL_PRESERVED,         \
 278                         TARGET_ASM_OUTPUT_ANCHOR,               \
 279                         TARGET_ASM_OUTPUT_DWARF_DTPREL}
 280
 281 /* Scheduler hooks.  All of these default to null pointers, which
 282    haifa-sched.c looks for and handles.  */
 283 #define TARGET_SCHED_ADJUST_COST 0
 284 #define TARGET_SCHED_ADJUST_PRIORITY 0
 285 #define TARGET_SCHED_ISSUE_RATE 0
 286 #define TARGET_SCHED_VARIABLE_ISSUE 0
 287 #define TARGET_SCHED_INIT 0
 288 #define TARGET_SCHED_FINISH 0
 289 #define TARGET_SCHED_INIT_GLOBAL 0
 290 #define TARGET_SCHED_FINISH_GLOBAL 0
 291 #define TARGET_SCHED_REORDER 0
 292 #define TARGET_SCHED_REORDER2 0
 293 #define TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK 0
 294 #define TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN 0
 295 #define TARGET_SCHED_DFA_PRE_CYCLE_INSN 0
 296 #define TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN 0
 297 #define TARGET_SCHED_DFA_POST_CYCLE_INSN 0
 298 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD 0
 299 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD 0
 300 #define TARGET_SCHED_DFA_NEW_CYCLE 0
 301 #define TARGET_SCHED_IS_COSTLY_DEPENDENCE 0
 302 #define TARGET_SCHED_ADJUST_COST_2 0
 303 #define TARGET_SCHED_H_I_D_EXTENDED 0
 304 #define TARGET_SCHED_SPECULATE_INSN 0
 305 #define TARGET_SCHED_NEEDS_BLOCK_P 0
 306 #define TARGET_SCHED_GEN_CHECK 0
 307 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC 0
 308 #define TARGET_SCHED_SET_SCHED_FLAGS 0
 309
 310
 311 #define TARGET_SCHED                                            \
 312   {TARGET_SCHED_ADJUST_COST,                                    \
 313    TARGET_SCHED_ADJUST_PRIORITY,                                \
 314    TARGET_SCHED_ISSUE_RATE,                                     \
 315    TARGET_SCHED_VARIABLE_ISSUE,                                 \
 316    TARGET_SCHED_INIT,                                           \
 317    TARGET_SCHED_FINISH,                                         \
 318    TARGET_SCHED_INIT_GLOBAL,                                    \
 319    TARGET_SCHED_FINISH_GLOBAL,                                  \
 320    TARGET_SCHED_REORDER,                                        \
 321    TARGET_SCHED_REORDER2,                                       \
 322    TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK,                   \
 323    TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,                        \
 324    TARGET_SCHED_DFA_PRE_CYCLE_INSN,                             \
 325    TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,                       \
 326    TARGET_SCHED_DFA_POST_CYCLE_INSN,                            \
 327    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,            \
 328    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,      \
 329    TARGET_SCHED_DFA_NEW_CYCLE,                                  \
 330    TARGET_SCHED_IS_COSTLY_DEPENDENCE,                           \
 331    TARGET_SCHED_ADJUST_COST_2,                                  \
 332    TARGET_SCHED_H_I_D_EXTENDED,                                 \
 333    TARGET_SCHED_SPECULATE_INSN,                                 \
 334    TARGET_SCHED_NEEDS_BLOCK_P,                                  \
 335    TARGET_SCHED_GEN_CHECK,                                      \
 336    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC, \
 337    TARGET_SCHED_SET_SCHED_FLAGS}
 338
 339 #define TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD 0
 340
 341 #define TARGET_VECTORIZE                                                \
 342   {TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD}
 343
 344 #define TARGET_DEFAULT_TARGET_FLAGS 0
 345
 346 #define TARGET_HANDLE_OPTION hook_bool_size_t_constcharptr_int_true
 347
 348 /* In except.c */
 349 #define TARGET_EH_RETURN_FILTER_MODE  default_eh_return_filter_mode
 350
 351 /* In tree.c.  */
 352 #define TARGET_MERGE_DECL_ATTRIBUTES merge_decl_attributes
 353 #define TARGET_MERGE_TYPE_ATTRIBUTES merge_type_attributes
 354 #define TARGET_ATTRIBUTE_TABLE NULL
 355
 356 /* In cse.c.  */
 357 #define TARGET_ADDRESS_COST default_address_cost
 358
 359 /* In builtins.c.  */
 360 #define TARGET_INIT_BUILTINS hook_void_void
 361 #define TARGET_EXPAND_BUILTIN default_expand_builtin
 362 #define TARGET_RESOLVE_OVERLOADED_BUILTIN NULL
 363 #define TARGET_FOLD_BUILTIN hook_tree_tree_tree_bool_null
 364
 365 /* In varasm.c.  */
 366 #ifndef TARGET_SECTION_TYPE_FLAGS
 367 #define TARGET_SECTION_TYPE_FLAGS default_section_type_flags
 368 #endif
 369
 370 #ifndef TARGET_STRIP_NAME_ENCODING
 371 #define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding
 372 #endif
 373
 374 #ifndef TARGET_BINDS_LOCAL_P
 375 #define TARGET_BINDS_LOCAL_P default_binds_local_p
 376 #endif
 377
 378 #ifndef TARGET_SHIFT_TRUNCATION_MASK
 379 #define TARGET_SHIFT_TRUNCATION_MASK default_shift_truncation_mask
 380 #endif
 381
 382 #ifndef TARGET_MIN_DIVISIONS_FOR_RECIP_MUL
 383 #define TARGET_MIN_DIVISIONS_FOR_RECIP_MUL default_min_divisions_for_recip_mul
 384 #endif
 385
 386 #ifndef TARGET_MODE_REP_EXTENDED
 387 #define TARGET_MODE_REP_EXTENDED default_mode_rep_extended
 388 #endif
 389
 390 #ifndef TARGET_VALID_POINTER_MODE
 391 #define TARGET_VALID_POINTER_MODE default_valid_pointer_mode
 392 #endif
 393
 394 #ifndef TARGET_SCALAR_MODE_SUPPORTED_P
 395 #define TARGET_SCALAR_MODE_SUPPORTED_P default_scalar_mode_supported_p
 396 #endif
 397
 398 #ifndef TARGET_DECIMAL_FLOAT_SUPPORTED_P
 399 #define TARGET_DECIMAL_FLOAT_SUPPORTED_P default_decimal_float_supported_p
 400 #endif
 401
 402 #ifndef TARGET_VECTOR_MODE_SUPPORTED_P
 403 #define TARGET_VECTOR_MODE_SUPPORTED_P hook_bool_mode_false
 404 #endif
 405
 406 #ifndef TARGET_VECTOR_OPAQUE_P
 407 #define TARGET_VECTOR_OPAQUE_P hook_bool_tree_false
 408 #endif
 409
 410 /* In hooks.c.  */
 411 #define TARGET_CANNOT_MODIFY_JUMPS_P hook_bool_void_false
 412 #define TARGET_BRANCH_TARGET_REGISTER_CLASS hook_int_void_no_regs
 413 #define TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED hook_bool_bool_false
 414 #define TARGET_CANNOT_FORCE_CONST_MEM hook_bool_rtx_false
 415 #define TARGET_CANNOT_COPY_INSN_P NULL
 416 #define TARGET_COMMUTATIVE_P hook_bool_rtx_commutative_p
 417 #define TARGET_DELEGITIMIZE_ADDRESS hook_rtx_rtx_identity
 418 #define TARGET_USE_BLOCKS_FOR_CONSTANT_P hook_bool_mode_rtx_false
 419 #define TARGET_MIN_ANCHOR_OFFSET 0
 420 #define TARGET_MAX_ANCHOR_OFFSET 0
 421 #define TARGET_USE_ANCHORS_FOR_SYMBOL_P default_use_anchors_for_symbol_p
 422 #define TARGET_FUNCTION_OK_FOR_SIBCALL hook_bool_tree_tree_false
 423 #define TARGET_COMP_TYPE_ATTRIBUTES hook_int_tree_tree_1
 424 #ifndef TARGET_SET_DEFAULT_TYPE_ATTRIBUTES
 425 #define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES hook_void_tree
 426 #endif
 427 #define TARGET_INSERT_ATTRIBUTES hook_void_tree_treeptr
 428 #define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P hook_bool_tree_false
 429 #define TARGET_MS_BITFIELD_LAYOUT_P hook_bool_tree_false
 430 #define TARGET_ALIGN_ANON_BITFIELD hook_bool_void_false
 431 #define TARGET_NARROW_VOLATILE_BITFIELD hook_bool_void_false
 432 #define TARGET_RTX_COSTS hook_bool_rtx_int_int_intp_false
 433 #define TARGET_MANGLE_FUNDAMENTAL_TYPE hook_constcharptr_tree_null
 434 #define TARGET_ALLOCATE_INITIAL_VALUE NULL
 435
 436 #ifndef TARGET_INIT_LIBFUNCS
 437 #define TARGET_INIT_LIBFUNCS hook_void_void
 438 #endif
 439
 440 #ifndef TARGET_IN_SMALL_DATA_P
 441 #define TARGET_IN_SMALL_DATA_P hook_bool_tree_false
 442 #endif
 443
 444 #ifndef TARGET_ENCODE_SECTION_INFO
 445 #define TARGET_ENCODE_SECTION_INFO default_encode_section_info
 446 #endif
 447
 448 #ifndef TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN
 449 #define TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN hook_invalid_arg_for_unprototyped_fn
 450 #endif
 451
 452 #define TARGET_INVALID_CONVERSION hook_constcharptr_tree_tree_null
 453 #define TARGET_INVALID_UNARY_OP hook_constcharptr_int_tree_null
 454 #define TARGET_INVALID_BINARY_OP hook_constcharptr_int_tree_tree_null
 455
 456 #define TARGET_FIXED_CONDITION_CODE_REGS hook_bool_uintp_uintp_false
 457
 458 #define TARGET_CC_MODES_COMPATIBLE default_cc_modes_compatible
 459
 460 #define TARGET_MACHINE_DEPENDENT_REORG 0
 461
 462 #define TARGET_BUILD_BUILTIN_VA_LIST std_build_builtin_va_list
 463
 464 #define TARGET_GET_PCH_VALIDITY default_get_pch_validity
 465 #define TARGET_PCH_VALID_P default_pch_valid_p
 466 #define TARGET_CHECK_PCH_TARGET_FLAGS NULL
 467
 468 #define TARGET_DEFAULT_SHORT_ENUMS hook_bool_void_false
 469
 470 #define TARGET_BUILTIN_SETJMP_FRAME_VALUE default_builtin_setjmp_frame_value
 471
 472 #define TARGET_MD_ASM_CLOBBERS hook_tree_tree_tree_tree_3rd_identity
 473
 474 #define TARGET_DWARF_CALLING_CONVENTION hook_int_tree_0
 475
 476 #define TARGET_DWARF_HANDLE_FRAME_UNSPEC 0
 477
 478 #define TARGET_STDARG_OPTIMIZE_HOOK 0
 479
 480 #define TARGET_STACK_PROTECT_GUARD  default_stack_protect_guard
 481 #define TARGET_STACK_PROTECT_FAIL   default_external_stack_protect_fail
 482
 483 #define TARGET_ARM_EABI_UNWINDER false
 484
 485 #define TARGET_PROMOTE_FUNCTION_ARGS hook_bool_tree_false
 486 #define TARGET_PROMOTE_FUNCTION_RETURN hook_bool_tree_false
 487 #define TARGET_PROMOTE_PROTOTYPES hook_bool_tree_false
 488
 489 #define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null
 490 #define TARGET_RETURN_IN_MEMORY default_return_in_memory
 491 #define TARGET_RETURN_IN_MSB hook_bool_tree_false
 492
 493 #define TARGET_EXPAND_BUILTIN_SAVEREGS default_expand_builtin_saveregs
 494 #define TARGET_SETUP_INCOMING_VARARGS default_setup_incoming_varargs
 495 #define TARGET_STRICT_ARGUMENT_NAMING hook_bool_CUMULATIVE_ARGS_false
 496 #define TARGET_PRETEND_OUTGOING_VARARGS_NAMED \
 497   default_pretend_outgoing_varargs_named
 498 #define TARGET_SPLIT_COMPLEX_ARG NULL
 499
 500 #define TARGET_GIMPLIFY_VA_ARG_EXPR std_gimplify_va_arg_expr
 501 #define TARGET_PASS_BY_REFERENCE hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
 502
 503 #define TARGET_RELAXED_ORDERING false
 504
 505 #define TARGET_MUST_PASS_IN_STACK must_pass_in_stack_var_size_or_pad
 506 #define TARGET_CALLEE_COPIES hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
 507 #define TARGET_ARG_PARTIAL_BYTES hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
 508
 509 #define TARGET_FUNCTION_VALUE default_function_value
 510 #define TARGET_INTERNAL_ARG_POINTER default_internal_arg_pointer
 511
 512 #define TARGET_CALLS {                                          \
 513    TARGET_PROMOTE_FUNCTION_ARGS,                                \
 514    TARGET_PROMOTE_FUNCTION_RETURN,                              \
 515    TARGET_PROMOTE_PROTOTYPES,                                   \
 516    TARGET_STRUCT_VALUE_RTX,                                     \
 517    TARGET_RETURN_IN_MEMORY,                                     \
 518    TARGET_RETURN_IN_MSB,                                        \
 519    TARGET_PASS_BY_REFERENCE,                                    \
 520    TARGET_EXPAND_BUILTIN_SAVEREGS,                              \
 521    TARGET_SETUP_INCOMING_VARARGS,                               \
 522    TARGET_STRICT_ARGUMENT_NAMING,                               \
 523    TARGET_PRETEND_OUTGOING_VARARGS_NAMED,                       \
 524    TARGET_SPLIT_COMPLEX_ARG,                                    \
 525    TARGET_MUST_PASS_IN_STACK,                                   \
 526    TARGET_CALLEE_COPIES,                                        \
 527    TARGET_ARG_PARTIAL_BYTES,                                    \
 528    TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN,                      \
 529    TARGET_FUNCTION_VALUE,                                       \
 530    TARGET_INTERNAL_ARG_POINTER                                  \
 531    }
 532
 533 #ifndef TARGET_UNWIND_TABLES_DEFAULT
 534 #define TARGET_UNWIND_TABLES_DEFAULT false
 535 #endif
 536
 537 #ifndef TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
 538 #define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME 0
 539 #endif
 540
 541 #ifndef TARGET_HANDLE_PRAGMA_EXTERN_PREFIX
 542 #define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 0
 543 #endif
 544
 545 #ifndef TARGET_SECONDARY_RELOAD
 546 #define TARGET_SECONDARY_RELOAD default_secondary_reload
 547 #endif
 548
 549
 550 /* C++ specific.  */
 551 #ifndef TARGET_CXX_GUARD_TYPE
 552 #define TARGET_CXX_GUARD_TYPE default_cxx_guard_type
 553 #endif
 554
 555 #ifndef TARGET_CXX_GUARD_MASK_BIT
 556 #define TARGET_CXX_GUARD_MASK_BIT hook_bool_void_false
 557 #endif
 558
 559 #ifndef TARGET_CXX_GET_COOKIE_SIZE
 560 #define TARGET_CXX_GET_COOKIE_SIZE default_cxx_get_cookie_size
 561 #endif
 562
 563 #ifndef TARGET_CXX_COOKIE_HAS_SIZE
 564 #define TARGET_CXX_COOKIE_HAS_SIZE hook_bool_void_false
 565 #endif
 566
 567 #ifndef TARGET_CXX_IMPORT_EXPORT_CLASS
 568 #define TARGET_CXX_IMPORT_EXPORT_CLASS NULL
 569 #endif
 570
 571 #ifndef TARGET_CXX_CDTOR_RETURNS_THIS
 572 #define TARGET_CXX_CDTOR_RETURNS_THIS hook_bool_void_false
 573 #endif
 574
 575 #ifndef TARGET_CXX_KEY_METHOD_MAY_BE_INLINE
 576 #define TARGET_CXX_KEY_METHOD_MAY_BE_INLINE hook_bool_void_true
 577 #endif
 578
 579 #ifndef TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY
 580 #define TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY hook_void_tree
 581 #endif
 582
 583 #ifndef TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT
 584 #define TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT hook_bool_void_true
 585 #endif
 586
 587 #ifndef TARGET_CXX_USE_AEABI_ATEXIT
 588 #define TARGET_CXX_USE_AEABI_ATEXIT hook_bool_void_false
 589 #endif
 590
 591 #ifndef TARGET_CXX_ADJUST_CLASS_AT_DEFINITION
 592 #define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION hook_void_tree
 593 #endif
 594
 595 #define TARGET_CXX                              \
 596   {                                             \
 597     TARGET_CXX_GUARD_TYPE,                      \
 598     TARGET_CXX_GUARD_MASK_BIT,                  \
 599     TARGET_CXX_GET_COOKIE_SIZE,                 \
 600     TARGET_CXX_COOKIE_HAS_SIZE,                 \
 601     TARGET_CXX_IMPORT_EXPORT_CLASS,             \
 602     TARGET_CXX_CDTOR_RETURNS_THIS,              \
 603     TARGET_CXX_KEY_METHOD_MAY_BE_INLINE,        \
 604     TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY, \
 605     TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT,        \
 606     TARGET_CXX_USE_AEABI_ATEXIT,                \
 607     TARGET_CXX_ADJUST_CLASS_AT_DEFINITION       \
 608   }
 609
 610 /* The whole shebang.  */
 611 #define TARGET_INITIALIZER                      \
 612 {                                               \
 613   TARGET_ASM_OUT,                               \
 614   TARGET_SCHED,                                 \
 615   TARGET_VECTORIZE,                             \
 616   TARGET_DEFAULT_TARGET_FLAGS,                  \
 617   TARGET_HANDLE_OPTION,                         \
 618   TARGET_EH_RETURN_FILTER_MODE,                 \
 619   TARGET_MERGE_DECL_ATTRIBUTES,                 \
 620   TARGET_MERGE_TYPE_ATTRIBUTES,                 \
 621   TARGET_ATTRIBUTE_TABLE,                       \
 622   TARGET_COMP_TYPE_ATTRIBUTES,                  \
 623   TARGET_SET_DEFAULT_TYPE_ATTRIBUTES,           \
 624   TARGET_INSERT_ATTRIBUTES,                     \
 625   TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,        \
 626   TARGET_MS_BITFIELD_LAYOUT_P,                  \
 627   TARGET_DECIMAL_FLOAT_SUPPORTED_P,             \
 628   TARGET_ALIGN_ANON_BITFIELD,                   \
 629   TARGET_NARROW_VOLATILE_BITFIELD,              \
 630   TARGET_INIT_BUILTINS,                         \
 631   TARGET_EXPAND_BUILTIN,                        \
 632   TARGET_RESOLVE_OVERLOADED_BUILTIN,            \
 633   TARGET_FOLD_BUILTIN,                          \
 634   TARGET_MANGLE_FUNDAMENTAL_TYPE,               \
 635   TARGET_INIT_LIBFUNCS,                         \
 636   TARGET_SECTION_TYPE_FLAGS,                    \
 637   TARGET_CANNOT_MODIFY_JUMPS_P,                 \
 638   TARGET_BRANCH_TARGET_REGISTER_CLASS,          \
 639   TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED,   \
 640   TARGET_CANNOT_FORCE_CONST_MEM,                \
 641   TARGET_CANNOT_COPY_INSN_P,                    \
 642   TARGET_COMMUTATIVE_P,                         \
 643   TARGET_DELEGITIMIZE_ADDRESS,                  \
 644   TARGET_USE_BLOCKS_FOR_CONSTANT_P,             \
 645   TARGET_MIN_ANCHOR_OFFSET,                     \
 646   TARGET_MAX_ANCHOR_OFFSET,                     \
 647   TARGET_USE_ANCHORS_FOR_SYMBOL_P,              \
 648   TARGET_FUNCTION_OK_FOR_SIBCALL,               \
 649   TARGET_IN_SMALL_DATA_P,                       \
 650   TARGET_BINDS_LOCAL_P,                         \
 651   TARGET_ENCODE_SECTION_INFO,                   \
 652   TARGET_STRIP_NAME_ENCODING,                   \
 653   TARGET_SHIFT_TRUNCATION_MASK,                 \
 654   TARGET_MIN_DIVISIONS_FOR_RECIP_MUL,           \
 655   TARGET_MODE_REP_EXTENDED,                     \
 656   TARGET_VALID_POINTER_MODE,                    \
 657   TARGET_SCALAR_MODE_SUPPORTED_P,               \
 658   TARGET_VECTOR_MODE_SUPPORTED_P,               \
 659   TARGET_VECTOR_OPAQUE_P,                       \
 660   TARGET_RTX_COSTS,                             \
 661   TARGET_ADDRESS_COST,                          \
 662   TARGET_ALLOCATE_INITIAL_VALUE,                \
 663   TARGET_DWARF_REGISTER_SPAN,                   \
 664   TARGET_FIXED_CONDITION_CODE_REGS,             \
 665   TARGET_CC_MODES_COMPATIBLE,                   \
 666   TARGET_MACHINE_DEPENDENT_REORG,               \
 667   TARGET_BUILD_BUILTIN_VA_LIST,                 \
 668   TARGET_GIMPLIFY_VA_ARG_EXPR,                  \
 669   TARGET_GET_PCH_VALIDITY,                      \
 670   TARGET_PCH_VALID_P,                           \
 671   TARGET_CHECK_PCH_TARGET_FLAGS,                \
 672   TARGET_DEFAULT_SHORT_ENUMS,                   \
 673   TARGET_BUILTIN_SETJMP_FRAME_VALUE,            \
 674   TARGET_MD_ASM_CLOBBERS,                       \
 675   TARGET_DWARF_CALLING_CONVENTION,              \
 676   TARGET_DWARF_HANDLE_FRAME_UNSPEC,             \
 677   TARGET_STDARG_OPTIMIZE_HOOK,                  \
 678   TARGET_STACK_PROTECT_GUARD,                   \
 679   TARGET_STACK_PROTECT_FAIL,                    \
 680   TARGET_INVALID_WITHIN_DOLOOP,                 \
 681   TARGET_VALID_DLLIMPORT_ATTRIBUTE_P,           \
 682   TARGET_CALLS,                                 \
 683   TARGET_INVALID_CONVERSION,                    \
 684   TARGET_INVALID_UNARY_OP,                      \
 685   TARGET_INVALID_BINARY_OP,                     \
 686   TARGET_SECONDARY_RELOAD,                      \
 687   TARGET_CXX,                                   \
 688   TARGET_EXTRA_LIVE_ON_ENTRY,                    \
 689   TARGET_UNWIND_TABLES_DEFAULT,                 \
 690   TARGET_HAVE_NAMED_SECTIONS,                   \
 691   TARGET_HAVE_SWITCHABLE_BSS_SECTIONS,          \
 692   TARGET_HAVE_CTORS_DTORS,                      \
 693   TARGET_HAVE_TLS,                              \
 694   TARGET_HAVE_SRODATA_SECTION,                  \
 695   TARGET_TERMINATE_DW2_EH_FRAME_INFO,           \
 696   TARGET_ASM_FILE_START_APP_OFF,                \
 697   TARGET_ASM_FILE_START_FILE_DIRECTIVE,         \
 698   TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,        \
 699   TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,           \
 700   TARGET_RELAXED_ORDERING,                      \
 701   TARGET_ARM_EABI_UNWINDER                      \
 702 }
 703
 704 #include "hooks.h"
 705 #include "targhooks.h"