gcc/target-def.h

   1 /* Default initializers for a generic GCC target.
   2    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006
   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_SELECT_SECTION
  97 #define TARGET_ASM_SELECT_SECTION default_select_section
  98 #endif
  99
 100 #ifndef TARGET_ASM_UNIQUE_SECTION
 101 #define TARGET_ASM_UNIQUE_SECTION default_unique_section
 102 #endif
 103
 104 #ifndef TARGET_ASM_FUNCTION_RODATA_SECTION
 105 #define TARGET_ASM_FUNCTION_RODATA_SECTION default_function_rodata_section
 106 #endif
 107
 108 #ifndef TARGET_ASM_SELECT_RTX_SECTION
 109 #define TARGET_ASM_SELECT_RTX_SECTION default_select_rtx_section
 110 #endif
 111
 112 #if !defined(TARGET_ASM_CONSTRUCTOR) && !defined(USE_COLLECT2)
 113 # ifdef CTORS_SECTION_ASM_OP
 114 #  define TARGET_ASM_CONSTRUCTOR default_ctor_section_asm_out_constructor
 115 # else
 116 #  ifdef TARGET_ASM_NAMED_SECTION
 117 #   define TARGET_ASM_CONSTRUCTOR default_named_section_asm_out_constructor
 118 #  else
 119 #   define TARGET_ASM_CONSTRUCTOR default_stabs_asm_out_constructor
 120 #  endif
 121 # endif
 122 #endif
 123
 124 #if !defined(TARGET_ASM_DESTRUCTOR) && !defined(USE_COLLECT2)
 125 # ifdef DTORS_SECTION_ASM_OP
 126 #  define TARGET_ASM_DESTRUCTOR default_dtor_section_asm_out_destructor
 127 # else
 128 #  ifdef TARGET_ASM_NAMED_SECTION
 129 #   define TARGET_ASM_DESTRUCTOR default_named_section_asm_out_destructor
 130 #  else
 131 #   define TARGET_ASM_DESTRUCTOR default_stabs_asm_out_destructor
 132 #  endif
 133 # endif
 134 #endif
 135
 136 #define TARGET_ASM_OUTPUT_MI_THUNK NULL
 137 #define TARGET_ASM_CAN_OUTPUT_MI_THUNK hook_bool_tree_hwi_hwi_tree_false
 138
 139 #if !defined(TARGET_HAVE_CTORS_DTORS)
 140 # if defined(TARGET_ASM_CONSTRUCTOR) && defined(TARGET_ASM_DESTRUCTOR)
 141 # define TARGET_HAVE_CTORS_DTORS true
 142 # else
 143 # define TARGET_HAVE_CTORS_DTORS false
 144 # define TARGET_ASM_CONSTRUCTOR NULL
 145 # define TARGET_ASM_DESTRUCTOR NULL
 146 # endif
 147 #endif
 148
 149 #ifndef TARGET_HAVE_SWITCHABLE_BSS_SECTIONS
 150 #define TARGET_HAVE_SWITCHABLE_BSS_SECTIONS false
 151 #endif
 152
 153 #ifndef TARGET_ASM_INIT_SECTIONS
 154 #define TARGET_ASM_INIT_SECTIONS hook_void_void
 155 #endif
 156
 157 #ifdef TARGET_ASM_NAMED_SECTION
 158 #define TARGET_HAVE_NAMED_SECTIONS true
 159 #else
 160 #define TARGET_ASM_NAMED_SECTION default_no_named_section
 161 #define TARGET_HAVE_NAMED_SECTIONS false
 162 #endif
 163
 164 #ifndef TARGET_INVALID_WITHIN_DOLOOP
 165 #define TARGET_INVALID_WITHIN_DOLOOP default_invalid_within_doloop
 166 #endif
 167
 168 #ifndef TARGET_VALID_DLLIMPORT_ATTRIBUTE_P
 169 #define TARGET_VALID_DLLIMPORT_ATTRIBUTE_P hook_bool_tree_true
 170 #endif
 171
 172 #ifndef TARGET_HAVE_TLS
 173 #define TARGET_HAVE_TLS false
 174 #endif
 175
 176 #ifndef TARGET_HAVE_SRODATA_SECTION
 177 #define TARGET_HAVE_SRODATA_SECTION false
 178 #endif
 179
 180 #ifndef TARGET_TERMINATE_DW2_EH_FRAME_INFO
 181 #ifdef EH_FRAME_SECTION_NAME
 182 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO false
 183 #else
 184 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO true
 185 #endif
 186 #endif
 187
 188 #define TARGET_DWARF_REGISTER_SPAN hook_rtx_rtx_null
 189
 190 #ifndef TARGET_ASM_FILE_START
 191 #define TARGET_ASM_FILE_START default_file_start
 192 #endif
 193
 194 #ifndef TARGET_ASM_FILE_END
 195 #define TARGET_ASM_FILE_END hook_void_void
 196 #endif
 197
 198 #ifndef TARGET_EXTRA_LIVE_ON_ENTRY
 199 #define TARGET_EXTRA_LIVE_ON_ENTRY hook_void_bitmap
 200 #endif
 201
 202 #ifndef TARGET_ASM_FILE_START_APP_OFF
 203 #define TARGET_ASM_FILE_START_APP_OFF false
 204 #endif
 205
 206 #ifndef TARGET_ASM_FILE_START_FILE_DIRECTIVE
 207 #define TARGET_ASM_FILE_START_FILE_DIRECTIVE false
 208 #endif
 209
 210 #ifndef TARGET_ASM_EXTERNAL_LIBCALL
 211 #define TARGET_ASM_EXTERNAL_LIBCALL default_external_libcall
 212 #endif
 213
 214 #ifndef TARGET_ASM_MARK_DECL_PRESERVED
 215 #define TARGET_ASM_MARK_DECL_PRESERVED hook_void_constcharptr
 216 #endif
 217
 218 #ifndef TARGET_ASM_OUTPUT_ANCHOR
 219 #ifdef ASM_OUTPUT_DEF
 220 #define TARGET_ASM_OUTPUT_ANCHOR default_asm_output_anchor
 221 #else
 222 #define TARGET_ASM_OUTPUT_ANCHOR NULL
 223 #endif
 224 #endif
 225
 226 #ifndef TARGET_ASM_OUTPUT_DWARF_DTPREL
 227 #define TARGET_ASM_OUTPUT_DWARF_DTPREL NULL
 228 #endif
 229
 230 #ifndef TARGET_ASM_RECORD_GCC_SWITCHES
 231 #define TARGET_ASM_RECORD_GCC_SWITCHES NULL
 232 #endif
 233 #ifndef TARGET_ASM_RECORD_GCC_SWITCHES_SECTION
 234 #define TARGET_ASM_RECORD_GCC_SWITCHES_SECTION ".GCC.command.line"
 235 #endif
 236
 237 #define TARGET_ASM_ALIGNED_INT_OP                               \
 238                        {TARGET_ASM_ALIGNED_HI_OP,               \
 239                         TARGET_ASM_ALIGNED_SI_OP,               \
 240                         TARGET_ASM_ALIGNED_DI_OP,               \
 241                         TARGET_ASM_ALIGNED_TI_OP}
 242
 243 #define TARGET_ASM_UNALIGNED_INT_OP                             \
 244                        {TARGET_ASM_UNALIGNED_HI_OP,             \
 245                         TARGET_ASM_UNALIGNED_SI_OP,             \
 246                         TARGET_ASM_UNALIGNED_DI_OP,             \
 247                         TARGET_ASM_UNALIGNED_TI_OP}
 248
 249 #define TARGET_ASM_OUT {TARGET_ASM_OPEN_PAREN,                  \
 250                         TARGET_ASM_CLOSE_PAREN,                 \
 251                         TARGET_ASM_BYTE_OP,                     \
 252                         TARGET_ASM_ALIGNED_INT_OP,              \
 253                         TARGET_ASM_UNALIGNED_INT_OP,            \
 254                         TARGET_ASM_INTEGER,                     \
 255                         TARGET_ASM_GLOBALIZE_LABEL,             \
 256                         TARGET_ASM_EMIT_UNWIND_LABEL,           \
 257                         TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL,     \
 258                         TARGET_UNWIND_EMIT,                     \
 259                         TARGET_ASM_INTERNAL_LABEL,              \
 260                         TARGET_ASM_TTYPE,                       \
 261                         TARGET_ASM_ASSEMBLE_VISIBILITY,         \
 262                         TARGET_ASM_FUNCTION_PROLOGUE,           \
 263                         TARGET_ASM_FUNCTION_END_PROLOGUE,       \
 264                         TARGET_ASM_FUNCTION_BEGIN_EPILOGUE,     \
 265                         TARGET_ASM_FUNCTION_EPILOGUE,           \
 266                         TARGET_ASM_INIT_SECTIONS,               \
 267                         TARGET_ASM_NAMED_SECTION,               \
 268                         TARGET_ASM_SELECT_SECTION,              \
 269                         TARGET_ASM_SELECT_RTX_SECTION,          \
 270                         TARGET_ASM_UNIQUE_SECTION,              \
 271                         TARGET_ASM_FUNCTION_RODATA_SECTION,     \
 272                         TARGET_ASM_CONSTRUCTOR,                 \
 273                         TARGET_ASM_DESTRUCTOR,                  \
 274                         TARGET_ASM_OUTPUT_MI_THUNK,             \
 275                         TARGET_ASM_CAN_OUTPUT_MI_THUNK,         \
 276                         TARGET_ASM_FILE_START,                  \
 277                         TARGET_ASM_FILE_END,                    \
 278                         TARGET_ASM_EXTERNAL_LIBCALL,            \
 279                         TARGET_ASM_MARK_DECL_PRESERVED,         \
 280                         TARGET_ASM_RECORD_GCC_SWITCHES,         \
 281                         TARGET_ASM_RECORD_GCC_SWITCHES_SECTION, \
 282                         TARGET_ASM_OUTPUT_ANCHOR,               \
 283                         TARGET_ASM_OUTPUT_DWARF_DTPREL}
 284
 285 /* Scheduler hooks.  All of these default to null pointers, which
 286    haifa-sched.c looks for and handles.  */
 287 #define TARGET_SCHED_ADJUST_COST 0
 288 #define TARGET_SCHED_ADJUST_PRIORITY 0
 289 #define TARGET_SCHED_ISSUE_RATE 0
 290 #define TARGET_SCHED_VARIABLE_ISSUE 0
 291 #define TARGET_SCHED_INIT 0
 292 #define TARGET_SCHED_FINISH 0
 293 #define TARGET_SCHED_INIT_GLOBAL 0
 294 #define TARGET_SCHED_FINISH_GLOBAL 0
 295 #define TARGET_SCHED_REORDER 0
 296 #define TARGET_SCHED_REORDER2 0
 297 #define TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK 0
 298 #define TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN 0
 299 #define TARGET_SCHED_DFA_PRE_CYCLE_INSN 0
 300 #define TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN 0
 301 #define TARGET_SCHED_DFA_POST_CYCLE_INSN 0
 302 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD 0
 303 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD 0
 304 #define TARGET_SCHED_DFA_NEW_CYCLE 0
 305 #define TARGET_SCHED_IS_COSTLY_DEPENDENCE 0
 306 #define TARGET_SCHED_ADJUST_COST_2 0
 307 #define TARGET_SCHED_H_I_D_EXTENDED 0
 308 #define TARGET_SCHED_SPECULATE_INSN 0
 309 #define TARGET_SCHED_NEEDS_BLOCK_P 0
 310 #define TARGET_SCHED_GEN_CHECK 0
 311 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC 0
 312 #define TARGET_SCHED_SET_SCHED_FLAGS 0
 313
 314
 315 #define TARGET_SCHED                                            \
 316   {TARGET_SCHED_ADJUST_COST,                                    \
 317    TARGET_SCHED_ADJUST_PRIORITY,                                \
 318    TARGET_SCHED_ISSUE_RATE,                                     \
 319    TARGET_SCHED_VARIABLE_ISSUE,                                 \
 320    TARGET_SCHED_INIT,                                           \
 321    TARGET_SCHED_FINISH,                                         \
 322    TARGET_SCHED_INIT_GLOBAL,                                    \
 323    TARGET_SCHED_FINISH_GLOBAL,                                  \
 324    TARGET_SCHED_REORDER,                                        \
 325    TARGET_SCHED_REORDER2,                                       \
 326    TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK,                   \
 327    TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,                        \
 328    TARGET_SCHED_DFA_PRE_CYCLE_INSN,                             \
 329    TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,                       \
 330    TARGET_SCHED_DFA_POST_CYCLE_INSN,                            \
 331    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,            \
 332    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,      \
 333    TARGET_SCHED_DFA_NEW_CYCLE,                                  \
 334    TARGET_SCHED_IS_COSTLY_DEPENDENCE,                           \
 335    TARGET_SCHED_ADJUST_COST_2,                                  \
 336    TARGET_SCHED_H_I_D_EXTENDED,                                 \
 337    TARGET_SCHED_SPECULATE_INSN,                                 \
 338    TARGET_SCHED_NEEDS_BLOCK_P,                                  \
 339    TARGET_SCHED_GEN_CHECK,                                      \
 340    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC, \
 341    TARGET_SCHED_SET_SCHED_FLAGS}
 342
 343 #define TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD 0
 344 #define TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION default_builtin_vectorized_function
 345 #define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN 0
 346 #define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD 0
 347
 348 #define TARGET_VECTORIZE                                                \
 349   {                                                                     \
 350     TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD,                             \
 351     TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION,                       \
 352     TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN,                            \
 353     TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD                              \
 354   }
 355
 356 #define TARGET_DEFAULT_TARGET_FLAGS 0
 357
 358 #define TARGET_HANDLE_OPTION hook_bool_size_t_constcharptr_int_true
 359
 360 /* In except.c */
 361 #define TARGET_EH_RETURN_FILTER_MODE  default_eh_return_filter_mode
 362
 363 /* In tree.c.  */
 364 #define TARGET_MERGE_DECL_ATTRIBUTES merge_decl_attributes
 365 #define TARGET_MERGE_TYPE_ATTRIBUTES merge_type_attributes
 366 #define TARGET_ATTRIBUTE_TABLE NULL
 367
 368 /* In cse.c.  */
 369 #define TARGET_ADDRESS_COST default_address_cost
 370
 371 /* In builtins.c.  */
 372 #define TARGET_INIT_BUILTINS hook_void_void
 373 #define TARGET_EXPAND_BUILTIN default_expand_builtin
 374 #define TARGET_RESOLVE_OVERLOADED_BUILTIN NULL
 375 #define TARGET_FOLD_BUILTIN hook_tree_tree_tree_bool_null
 376
 377 /* In varasm.c.  */
 378 #ifndef TARGET_SECTION_TYPE_FLAGS
 379 #define TARGET_SECTION_TYPE_FLAGS default_section_type_flags
 380 #endif
 381
 382 #ifndef TARGET_STRIP_NAME_ENCODING
 383 #define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding
 384 #endif
 385
 386 #ifndef TARGET_BINDS_LOCAL_P
 387 #define TARGET_BINDS_LOCAL_P default_binds_local_p
 388 #endif
 389
 390 #ifndef TARGET_SHIFT_TRUNCATION_MASK
 391 #define TARGET_SHIFT_TRUNCATION_MASK default_shift_truncation_mask
 392 #endif
 393
 394 #ifndef TARGET_MIN_DIVISIONS_FOR_RECIP_MUL
 395 #define TARGET_MIN_DIVISIONS_FOR_RECIP_MUL default_min_divisions_for_recip_mul
 396 #endif
 397
 398 #ifndef TARGET_MODE_REP_EXTENDED
 399 #define TARGET_MODE_REP_EXTENDED default_mode_rep_extended
 400 #endif
 401
 402 #ifndef TARGET_VALID_POINTER_MODE
 403 #define TARGET_VALID_POINTER_MODE default_valid_pointer_mode
 404 #endif
 405
 406 #ifndef TARGET_SCALAR_MODE_SUPPORTED_P
 407 #define TARGET_SCALAR_MODE_SUPPORTED_P default_scalar_mode_supported_p
 408 #endif
 409
 410 #ifndef TARGET_DECIMAL_FLOAT_SUPPORTED_P
 411 #define TARGET_DECIMAL_FLOAT_SUPPORTED_P default_decimal_float_supported_p
 412 #endif
 413
 414 #ifndef TARGET_VECTOR_MODE_SUPPORTED_P
 415 #define TARGET_VECTOR_MODE_SUPPORTED_P hook_bool_mode_false
 416 #endif
 417
 418 #ifndef TARGET_VECTOR_OPAQUE_P
 419 #define TARGET_VECTOR_OPAQUE_P hook_bool_tree_false
 420 #endif
 421
 422 /* In hooks.c.  */
 423 #define TARGET_CANNOT_MODIFY_JUMPS_P hook_bool_void_false
 424 #define TARGET_BRANCH_TARGET_REGISTER_CLASS hook_int_void_no_regs
 425 #define TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED hook_bool_bool_false
 426 #define TARGET_CANNOT_FORCE_CONST_MEM hook_bool_rtx_false
 427 #define TARGET_CANNOT_COPY_INSN_P NULL
 428 #define TARGET_COMMUTATIVE_P hook_bool_rtx_commutative_p
 429 #define TARGET_DELEGITIMIZE_ADDRESS hook_rtx_rtx_identity
 430 #define TARGET_USE_BLOCKS_FOR_CONSTANT_P hook_bool_mode_rtx_false
 431 #define TARGET_MIN_ANCHOR_OFFSET 0
 432 #define TARGET_MAX_ANCHOR_OFFSET 0
 433 #define TARGET_USE_ANCHORS_FOR_SYMBOL_P default_use_anchors_for_symbol_p
 434 #define TARGET_FUNCTION_OK_FOR_SIBCALL hook_bool_tree_tree_false
 435 #define TARGET_COMP_TYPE_ATTRIBUTES hook_int_tree_tree_1
 436 #ifndef TARGET_SET_DEFAULT_TYPE_ATTRIBUTES
 437 #define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES hook_void_tree
 438 #endif
 439 #define TARGET_INSERT_ATTRIBUTES hook_void_tree_treeptr
 440 #define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P hook_bool_tree_false
 441 #define TARGET_MS_BITFIELD_LAYOUT_P hook_bool_tree_false
 442 #define TARGET_ALIGN_ANON_BITFIELD hook_bool_void_false
 443 #define TARGET_NARROW_VOLATILE_BITFIELD hook_bool_void_false
 444 #define TARGET_RTX_COSTS hook_bool_rtx_int_int_intp_false
 445 #define TARGET_MANGLE_FUNDAMENTAL_TYPE hook_constcharptr_tree_null
 446 #define TARGET_ALLOCATE_INITIAL_VALUE NULL
 447
 448 #ifndef TARGET_INIT_LIBFUNCS
 449 #define TARGET_INIT_LIBFUNCS hook_void_void
 450 #endif
 451
 452 #ifndef TARGET_IN_SMALL_DATA_P
 453 #define TARGET_IN_SMALL_DATA_P hook_bool_tree_false
 454 #endif
 455
 456 #ifndef TARGET_ENCODE_SECTION_INFO
 457 #define TARGET_ENCODE_SECTION_INFO default_encode_section_info
 458 #endif
 459
 460 #ifndef TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN
 461 #define TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN hook_invalid_arg_for_unprototyped_fn
 462 #endif
 463
 464 #define TARGET_INVALID_CONVERSION hook_constcharptr_tree_tree_null
 465 #define TARGET_INVALID_UNARY_OP hook_constcharptr_int_tree_null
 466 #define TARGET_INVALID_BINARY_OP hook_constcharptr_int_tree_tree_null
 467
 468 #define TARGET_FIXED_CONDITION_CODE_REGS hook_bool_uintp_uintp_false
 469
 470 #define TARGET_CC_MODES_COMPATIBLE default_cc_modes_compatible
 471
 472 #define TARGET_MACHINE_DEPENDENT_REORG 0
 473
 474 #define TARGET_BUILD_BUILTIN_VA_LIST std_build_builtin_va_list
 475
 476 #define TARGET_GET_PCH_VALIDITY default_get_pch_validity
 477 #define TARGET_PCH_VALID_P default_pch_valid_p
 478 #define TARGET_CHECK_PCH_TARGET_FLAGS NULL
 479
 480 #define TARGET_DEFAULT_SHORT_ENUMS hook_bool_void_false
 481
 482 #define TARGET_BUILTIN_SETJMP_FRAME_VALUE default_builtin_setjmp_frame_value
 483
 484 #define TARGET_MD_ASM_CLOBBERS hook_tree_tree_tree_tree_3rd_identity
 485
 486 #define TARGET_DWARF_CALLING_CONVENTION hook_int_tree_0
 487
 488 #define TARGET_DWARF_HANDLE_FRAME_UNSPEC 0
 489
 490 #define TARGET_STDARG_OPTIMIZE_HOOK 0
 491
 492 #define TARGET_STACK_PROTECT_GUARD  default_stack_protect_guard
 493 #define TARGET_STACK_PROTECT_FAIL   default_external_stack_protect_fail
 494
 495 #define TARGET_ARM_EABI_UNWINDER false
 496
 497 #define TARGET_PROMOTE_FUNCTION_ARGS hook_bool_tree_false
 498 #define TARGET_PROMOTE_FUNCTION_RETURN hook_bool_tree_false
 499 #define TARGET_PROMOTE_PROTOTYPES hook_bool_tree_false
 500
 501 #define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null
 502 #define TARGET_RETURN_IN_MEMORY default_return_in_memory
 503 #define TARGET_RETURN_IN_MSB hook_bool_tree_false
 504
 505 #define TARGET_EXPAND_BUILTIN_SAVEREGS default_expand_builtin_saveregs
 506 #define TARGET_SETUP_INCOMING_VARARGS default_setup_incoming_varargs
 507 #define TARGET_STRICT_ARGUMENT_NAMING hook_bool_CUMULATIVE_ARGS_false
 508 #define TARGET_PRETEND_OUTGOING_VARARGS_NAMED \
 509   default_pretend_outgoing_varargs_named
 510 #define TARGET_SPLIT_COMPLEX_ARG NULL
 511
 512 #define TARGET_GIMPLIFY_VA_ARG_EXPR std_gimplify_va_arg_expr
 513 #define TARGET_PASS_BY_REFERENCE hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
 514
 515 #define TARGET_RELAXED_ORDERING false
 516
 517 #define TARGET_MUST_PASS_IN_STACK must_pass_in_stack_var_size_or_pad
 518 #define TARGET_CALLEE_COPIES hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
 519 #define TARGET_ARG_PARTIAL_BYTES hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
 520
 521 #define TARGET_FUNCTION_VALUE default_function_value
 522 #define TARGET_INTERNAL_ARG_POINTER default_internal_arg_pointer
 523
 524 #define TARGET_CALLS {                                          \
 525    TARGET_PROMOTE_FUNCTION_ARGS,                                \
 526    TARGET_PROMOTE_FUNCTION_RETURN,                              \
 527    TARGET_PROMOTE_PROTOTYPES,                                   \
 528    TARGET_STRUCT_VALUE_RTX,                                     \
 529    TARGET_RETURN_IN_MEMORY,                                     \
 530    TARGET_RETURN_IN_MSB,                                        \
 531    TARGET_PASS_BY_REFERENCE,                                    \
 532    TARGET_EXPAND_BUILTIN_SAVEREGS,                              \
 533    TARGET_SETUP_INCOMING_VARARGS,                               \
 534    TARGET_STRICT_ARGUMENT_NAMING,                               \
 535    TARGET_PRETEND_OUTGOING_VARARGS_NAMED,                       \
 536    TARGET_SPLIT_COMPLEX_ARG,                                    \
 537    TARGET_MUST_PASS_IN_STACK,                                   \
 538    TARGET_CALLEE_COPIES,                                        \
 539    TARGET_ARG_PARTIAL_BYTES,                                    \
 540    TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN,                      \
 541    TARGET_FUNCTION_VALUE,                                       \
 542    TARGET_INTERNAL_ARG_POINTER                                  \
 543    }
 544
 545 #ifndef TARGET_UNWIND_TABLES_DEFAULT
 546 #define TARGET_UNWIND_TABLES_DEFAULT false
 547 #endif
 548
 549 #ifndef TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
 550 #define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME 0
 551 #endif
 552
 553 #ifndef TARGET_HANDLE_PRAGMA_EXTERN_PREFIX
 554 #define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 0
 555 #endif
 556
 557 #ifndef TARGET_SECONDARY_RELOAD
 558 #define TARGET_SECONDARY_RELOAD default_secondary_reload
 559 #endif
 560
 561
 562 /* C++ specific.  */
 563 #ifndef TARGET_CXX_GUARD_TYPE
 564 #define TARGET_CXX_GUARD_TYPE default_cxx_guard_type
 565 #endif
 566
 567 #ifndef TARGET_CXX_GUARD_MASK_BIT
 568 #define TARGET_CXX_GUARD_MASK_BIT hook_bool_void_false
 569 #endif
 570
 571 #ifndef TARGET_CXX_GET_COOKIE_SIZE
 572 #define TARGET_CXX_GET_COOKIE_SIZE default_cxx_get_cookie_size
 573 #endif
 574
 575 #ifndef TARGET_CXX_COOKIE_HAS_SIZE
 576 #define TARGET_CXX_COOKIE_HAS_SIZE hook_bool_void_false
 577 #endif
 578
 579 #ifndef TARGET_CXX_IMPORT_EXPORT_CLASS
 580 #define TARGET_CXX_IMPORT_EXPORT_CLASS NULL
 581 #endif
 582
 583 #ifndef TARGET_CXX_CDTOR_RETURNS_THIS
 584 #define TARGET_CXX_CDTOR_RETURNS_THIS hook_bool_void_false
 585 #endif
 586
 587 #ifndef TARGET_CXX_KEY_METHOD_MAY_BE_INLINE
 588 #define TARGET_CXX_KEY_METHOD_MAY_BE_INLINE hook_bool_void_true
 589 #endif
 590
 591 #ifndef TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY
 592 #define TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY hook_void_tree
 593 #endif
 594
 595 #ifndef TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT
 596 #define TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT hook_bool_void_true
 597 #endif
 598
 599 #ifndef TARGET_CXX_USE_AEABI_ATEXIT
 600 #define TARGET_CXX_USE_AEABI_ATEXIT hook_bool_void_false
 601 #endif
 602
 603 #ifndef TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT
 604 #define TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT hook_bool_void_false
 605 #endif
 606
 607 #ifndef TARGET_CXX_ADJUST_CLASS_AT_DEFINITION
 608 #define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION hook_void_tree
 609 #endif
 610
 611 #define TARGET_CXX                              \
 612   {                                             \
 613     TARGET_CXX_GUARD_TYPE,                      \
 614     TARGET_CXX_GUARD_MASK_BIT,                  \
 615     TARGET_CXX_GET_COOKIE_SIZE,                 \
 616     TARGET_CXX_COOKIE_HAS_SIZE,                 \
 617     TARGET_CXX_IMPORT_EXPORT_CLASS,             \
 618     TARGET_CXX_CDTOR_RETURNS_THIS,              \
 619     TARGET_CXX_KEY_METHOD_MAY_BE_INLINE,        \
 620     TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY, \
 621     TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT,        \
 622     TARGET_CXX_USE_AEABI_ATEXIT,                \
 623     TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT,       \
 624     TARGET_CXX_ADJUST_CLASS_AT_DEFINITION       \
 625   }
 626
 627 /* The whole shebang.  */
 628 #define TARGET_INITIALIZER                      \
 629 {                                               \
 630   TARGET_ASM_OUT,                               \
 631   TARGET_SCHED,                                 \
 632   TARGET_VECTORIZE,                             \
 633   TARGET_DEFAULT_TARGET_FLAGS,                  \
 634   TARGET_HANDLE_OPTION,                         \
 635   TARGET_EH_RETURN_FILTER_MODE,                 \
 636   TARGET_MERGE_DECL_ATTRIBUTES,                 \
 637   TARGET_MERGE_TYPE_ATTRIBUTES,                 \
 638   TARGET_ATTRIBUTE_TABLE,                       \
 639   TARGET_COMP_TYPE_ATTRIBUTES,                  \
 640   TARGET_SET_DEFAULT_TYPE_ATTRIBUTES,           \
 641   TARGET_INSERT_ATTRIBUTES,                     \
 642   TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,        \
 643   TARGET_MS_BITFIELD_LAYOUT_P,                  \
 644   TARGET_DECIMAL_FLOAT_SUPPORTED_P,             \
 645   TARGET_ALIGN_ANON_BITFIELD,                   \
 646   TARGET_NARROW_VOLATILE_BITFIELD,              \
 647   TARGET_INIT_BUILTINS,                         \
 648   TARGET_EXPAND_BUILTIN,                        \
 649   TARGET_RESOLVE_OVERLOADED_BUILTIN,            \
 650   TARGET_FOLD_BUILTIN,                          \
 651   TARGET_MANGLE_FUNDAMENTAL_TYPE,               \
 652   TARGET_INIT_LIBFUNCS,                         \
 653   TARGET_SECTION_TYPE_FLAGS,                    \
 654   TARGET_CANNOT_MODIFY_JUMPS_P,                 \
 655   TARGET_BRANCH_TARGET_REGISTER_CLASS,          \
 656   TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED,   \
 657   TARGET_CANNOT_FORCE_CONST_MEM,                \
 658   TARGET_CANNOT_COPY_INSN_P,                    \
 659   TARGET_COMMUTATIVE_P,                         \
 660   TARGET_DELEGITIMIZE_ADDRESS,                  \
 661   TARGET_USE_BLOCKS_FOR_CONSTANT_P,             \
 662   TARGET_MIN_ANCHOR_OFFSET,                     \
 663   TARGET_MAX_ANCHOR_OFFSET,                     \
 664   TARGET_USE_ANCHORS_FOR_SYMBOL_P,              \
 665   TARGET_FUNCTION_OK_FOR_SIBCALL,               \
 666   TARGET_IN_SMALL_DATA_P,                       \
 667   TARGET_BINDS_LOCAL_P,                         \
 668   TARGET_ENCODE_SECTION_INFO,                   \
 669   TARGET_STRIP_NAME_ENCODING,                   \
 670   TARGET_SHIFT_TRUNCATION_MASK,                 \
 671   TARGET_MIN_DIVISIONS_FOR_RECIP_MUL,           \
 672   TARGET_MODE_REP_EXTENDED,                     \
 673   TARGET_VALID_POINTER_MODE,                    \
 674   TARGET_SCALAR_MODE_SUPPORTED_P,               \
 675   TARGET_VECTOR_MODE_SUPPORTED_P,               \
 676   TARGET_VECTOR_OPAQUE_P,                       \
 677   TARGET_RTX_COSTS,                             \
 678   TARGET_ADDRESS_COST,                          \
 679   TARGET_ALLOCATE_INITIAL_VALUE,                \
 680   TARGET_DWARF_REGISTER_SPAN,                   \
 681   TARGET_FIXED_CONDITION_CODE_REGS,             \
 682   TARGET_CC_MODES_COMPATIBLE,                   \
 683   TARGET_MACHINE_DEPENDENT_REORG,               \
 684   TARGET_BUILD_BUILTIN_VA_LIST,                 \
 685   TARGET_GIMPLIFY_VA_ARG_EXPR,                  \
 686   TARGET_GET_PCH_VALIDITY,                      \
 687   TARGET_PCH_VALID_P,                           \
 688   TARGET_CHECK_PCH_TARGET_FLAGS,                \
 689   TARGET_DEFAULT_SHORT_ENUMS,                   \
 690   TARGET_BUILTIN_SETJMP_FRAME_VALUE,            \
 691   TARGET_MD_ASM_CLOBBERS,                       \
 692   TARGET_DWARF_CALLING_CONVENTION,              \
 693   TARGET_DWARF_HANDLE_FRAME_UNSPEC,             \
 694   TARGET_STDARG_OPTIMIZE_HOOK,                  \
 695   TARGET_STACK_PROTECT_GUARD,                   \
 696   TARGET_STACK_PROTECT_FAIL,                    \
 697   TARGET_INVALID_WITHIN_DOLOOP,                 \
 698   TARGET_VALID_DLLIMPORT_ATTRIBUTE_P,           \
 699   TARGET_CALLS,                                 \
 700   TARGET_INVALID_CONVERSION,                    \
 701   TARGET_INVALID_UNARY_OP,                      \
 702   TARGET_INVALID_BINARY_OP,                     \
 703   TARGET_SECONDARY_RELOAD,                      \
 704   TARGET_CXX,                                   \
 705   TARGET_EXTRA_LIVE_ON_ENTRY,                    \
 706   TARGET_UNWIND_TABLES_DEFAULT,                 \
 707   TARGET_HAVE_NAMED_SECTIONS,                   \
 708   TARGET_HAVE_SWITCHABLE_BSS_SECTIONS,          \
 709   TARGET_HAVE_CTORS_DTORS,                      \
 710   TARGET_HAVE_TLS,                              \
 711   TARGET_HAVE_SRODATA_SECTION,                  \
 712   TARGET_TERMINATE_DW2_EH_FRAME_INFO,           \
 713   TARGET_ASM_FILE_START_APP_OFF,                \
 714   TARGET_ASM_FILE_START_FILE_DIRECTIVE,         \
 715   TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,        \
 716   TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,           \
 717   TARGET_RELAXED_ORDERING,                      \
 718   TARGET_ARM_EABI_UNWINDER                      \
 719 }
 720
 721 #include "hooks.h"
 722 #include "targhooks.h"