gcc/target-def.h

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