1/* Default initializers for a generic GCC target. 2 Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007 3 Free Software Foundation, Inc. 4 5This program is free software; you can redistribute it and/or modify it 6under the terms of the GNU General Public License as published by the 7Free Software Foundation; either version 2, or (at your option) any 8later version. 9 10This program is distributed in the hope that it will be useful, 11but WITHOUT ANY WARRANTY; without even the implied warranty of 12MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13GNU General Public License for more details. 14 15You should have received a copy of the GNU General Public License 16along with this program; if not, write to the Free Software 17Foundation, 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#define TARGET_VECTOR_ALIGNMENT_REACHABLE \ 341 default_builtin_vector_alignment_reachable 342 343#define TARGET_VECTORIZE \ 344 {TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD, \ 345 TARGET_VECTOR_ALIGNMENT_REACHABLE} 346 347#define TARGET_DEFAULT_TARGET_FLAGS 0 348 349#define TARGET_HANDLE_OPTION hook_bool_size_t_constcharptr_int_true 350 351/* In except.c */ 352#define TARGET_EH_RETURN_FILTER_MODE default_eh_return_filter_mode 353 354/* In tree.c. */ 355#define TARGET_MERGE_DECL_ATTRIBUTES merge_decl_attributes 356#define TARGET_MERGE_TYPE_ATTRIBUTES merge_type_attributes 357#define TARGET_ATTRIBUTE_TABLE NULL 358 359/* In cse.c. */ 360#define TARGET_ADDRESS_COST default_address_cost 361 362/* In builtins.c. */ 363#define TARGET_INIT_BUILTINS hook_void_void 364#define TARGET_EXPAND_BUILTIN default_expand_builtin 365#define TARGET_RESOLVE_OVERLOADED_BUILTIN NULL 366#define TARGET_FOLD_BUILTIN hook_tree_tree_tree_bool_null 367 368/* In varasm.c. */ 369#ifndef TARGET_SECTION_TYPE_FLAGS 370#define TARGET_SECTION_TYPE_FLAGS default_section_type_flags 371#endif 372 373#ifndef TARGET_STRIP_NAME_ENCODING 374#define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding 375#endif 376 377#ifndef TARGET_BINDS_LOCAL_P 378#define TARGET_BINDS_LOCAL_P default_binds_local_p 379#endif 380 381#ifndef TARGET_SHIFT_TRUNCATION_MASK 382#define TARGET_SHIFT_TRUNCATION_MASK default_shift_truncation_mask 383#endif 384 385#ifndef TARGET_MIN_DIVISIONS_FOR_RECIP_MUL 386#define TARGET_MIN_DIVISIONS_FOR_RECIP_MUL default_min_divisions_for_recip_mul 387#endif 388 389#ifndef TARGET_MODE_REP_EXTENDED 390#define TARGET_MODE_REP_EXTENDED default_mode_rep_extended 391#endif 392 393#ifndef TARGET_VALID_POINTER_MODE 394#define TARGET_VALID_POINTER_MODE default_valid_pointer_mode 395#endif 396 397#ifndef TARGET_SCALAR_MODE_SUPPORTED_P 398#define TARGET_SCALAR_MODE_SUPPORTED_P default_scalar_mode_supported_p 399#endif 400 401#ifndef TARGET_DECIMAL_FLOAT_SUPPORTED_P 402#define TARGET_DECIMAL_FLOAT_SUPPORTED_P default_decimal_float_supported_p 403#endif 404 405#ifndef TARGET_VECTOR_MODE_SUPPORTED_P 406#define TARGET_VECTOR_MODE_SUPPORTED_P hook_bool_mode_false 407#endif 408 409#ifndef TARGET_VECTOR_OPAQUE_P 410#define TARGET_VECTOR_OPAQUE_P hook_bool_tree_false 411#endif 412 413/* In hooks.c. */ 414#define TARGET_CANNOT_MODIFY_JUMPS_P hook_bool_void_false 415#define TARGET_BRANCH_TARGET_REGISTER_CLASS hook_int_void_no_regs 416#define TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED hook_bool_bool_false 417#define TARGET_CANNOT_FORCE_CONST_MEM hook_bool_rtx_false 418#define TARGET_CANNOT_COPY_INSN_P NULL 419#define TARGET_COMMUTATIVE_P hook_bool_rtx_commutative_p 420#define TARGET_DELEGITIMIZE_ADDRESS hook_rtx_rtx_identity 421#define TARGET_USE_BLOCKS_FOR_CONSTANT_P hook_bool_mode_rtx_false 422#define TARGET_MIN_ANCHOR_OFFSET 0 423#define TARGET_MAX_ANCHOR_OFFSET 0 424#define TARGET_USE_ANCHORS_FOR_SYMBOL_P default_use_anchors_for_symbol_p 425#define TARGET_FUNCTION_OK_FOR_SIBCALL hook_bool_tree_tree_false 426#define TARGET_COMP_TYPE_ATTRIBUTES hook_int_tree_tree_1 427#ifndef TARGET_SET_DEFAULT_TYPE_ATTRIBUTES 428#define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES hook_void_tree 429#endif 430#define TARGET_INSERT_ATTRIBUTES hook_void_tree_treeptr 431#define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P hook_bool_tree_false 432#define TARGET_MS_BITFIELD_LAYOUT_P hook_bool_tree_false 433#define TARGET_ALIGN_ANON_BITFIELD hook_bool_void_false 434#define TARGET_NARROW_VOLATILE_BITFIELD hook_bool_void_false 435#define TARGET_RTX_COSTS hook_bool_rtx_int_int_intp_false 436#define TARGET_MANGLE_FUNDAMENTAL_TYPE hook_constcharptr_tree_null 437#define TARGET_ALLOCATE_INITIAL_VALUE NULL 438 439#ifndef TARGET_INIT_LIBFUNCS 440#define TARGET_INIT_LIBFUNCS hook_void_void 441#endif 442 443#ifndef TARGET_IN_SMALL_DATA_P 444#define TARGET_IN_SMALL_DATA_P hook_bool_tree_false 445#endif 446 447#ifndef TARGET_ENCODE_SECTION_INFO 448#define TARGET_ENCODE_SECTION_INFO default_encode_section_info 449#endif 450 451#ifndef TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN 452#define TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN hook_invalid_arg_for_unprototyped_fn 453#endif 454 455#define TARGET_INVALID_CONVERSION hook_constcharptr_tree_tree_null 456#define TARGET_INVALID_UNARY_OP hook_constcharptr_int_tree_null 457#define TARGET_INVALID_BINARY_OP hook_constcharptr_int_tree_tree_null 458 459#define TARGET_FIXED_CONDITION_CODE_REGS hook_bool_uintp_uintp_false 460 461#define TARGET_CC_MODES_COMPATIBLE default_cc_modes_compatible 462 463#define TARGET_MACHINE_DEPENDENT_REORG 0 464 465#define TARGET_BUILD_BUILTIN_VA_LIST std_build_builtin_va_list 466 467#define TARGET_GET_PCH_VALIDITY default_get_pch_validity 468#define TARGET_PCH_VALID_P default_pch_valid_p 469#define TARGET_CHECK_PCH_TARGET_FLAGS NULL 470 471#define TARGET_DEFAULT_SHORT_ENUMS hook_bool_void_false 472 473#define TARGET_BUILTIN_SETJMP_FRAME_VALUE default_builtin_setjmp_frame_value 474 475#define TARGET_MD_ASM_CLOBBERS hook_tree_tree_tree_tree_3rd_identity 476 477#define TARGET_DWARF_CALLING_CONVENTION hook_int_tree_0 478 479#define TARGET_DWARF_HANDLE_FRAME_UNSPEC 0 480 481#define TARGET_STDARG_OPTIMIZE_HOOK 0 482 483#define TARGET_STACK_PROTECT_GUARD default_stack_protect_guard 484#define TARGET_STACK_PROTECT_FAIL default_external_stack_protect_fail 485 486#define TARGET_ARM_EABI_UNWINDER false 487 488#define TARGET_PROMOTE_FUNCTION_ARGS hook_bool_tree_false 489#define TARGET_PROMOTE_FUNCTION_RETURN hook_bool_tree_false 490#define TARGET_PROMOTE_PROTOTYPES hook_bool_tree_false 491 492#define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null 493#define TARGET_RETURN_IN_MEMORY default_return_in_memory 494#define TARGET_RETURN_IN_MSB hook_bool_tree_false 495 496#define TARGET_EXPAND_BUILTIN_SAVEREGS default_expand_builtin_saveregs 497#define TARGET_SETUP_INCOMING_VARARGS default_setup_incoming_varargs 498#define TARGET_STRICT_ARGUMENT_NAMING hook_bool_CUMULATIVE_ARGS_false 499#define TARGET_PRETEND_OUTGOING_VARARGS_NAMED \ 500 default_pretend_outgoing_varargs_named 501#define TARGET_SPLIT_COMPLEX_ARG NULL 502 503#define TARGET_GIMPLIFY_VA_ARG_EXPR std_gimplify_va_arg_expr 504#define TARGET_PASS_BY_REFERENCE hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false 505 506#define TARGET_RELAXED_ORDERING false 507 508#define TARGET_MUST_PASS_IN_STACK must_pass_in_stack_var_size_or_pad 509#define TARGET_CALLEE_COPIES hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false 510#define TARGET_ARG_PARTIAL_BYTES hook_int_CUMULATIVE_ARGS_mode_tree_bool_0 511 512#define TARGET_FUNCTION_VALUE default_function_value 513#define TARGET_INTERNAL_ARG_POINTER default_internal_arg_pointer 514 515#define TARGET_CALLS { \ 516 TARGET_PROMOTE_FUNCTION_ARGS, \ 517 TARGET_PROMOTE_FUNCTION_RETURN, \ 518 TARGET_PROMOTE_PROTOTYPES, \ 519 TARGET_STRUCT_VALUE_RTX, \ 520 TARGET_RETURN_IN_MEMORY, \ 521 TARGET_RETURN_IN_MSB, \ 522 TARGET_PASS_BY_REFERENCE, \ 523 TARGET_EXPAND_BUILTIN_SAVEREGS, \ 524 TARGET_SETUP_INCOMING_VARARGS, \ 525 TARGET_STRICT_ARGUMENT_NAMING, \ 526 TARGET_PRETEND_OUTGOING_VARARGS_NAMED, \ 527 TARGET_SPLIT_COMPLEX_ARG, \ 528 TARGET_MUST_PASS_IN_STACK, \ 529 TARGET_CALLEE_COPIES, \ 530 TARGET_ARG_PARTIAL_BYTES, \ 531 TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN, \ 532 TARGET_FUNCTION_VALUE, \ 533 TARGET_INTERNAL_ARG_POINTER \ 534 } 535 536#ifndef TARGET_UNWIND_TABLES_DEFAULT 537#define TARGET_UNWIND_TABLES_DEFAULT false 538#endif 539 540#ifndef TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME 541#define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME 0 542#endif 543 544#ifndef TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 545#define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 0 546#endif 547 548#ifndef TARGET_SECONDARY_RELOAD 549#define TARGET_SECONDARY_RELOAD default_secondary_reload 550#endif 551 552 553/* C++ specific. */ 554#ifndef TARGET_CXX_GUARD_TYPE 555#define TARGET_CXX_GUARD_TYPE default_cxx_guard_type 556#endif 557 558#ifndef TARGET_CXX_GUARD_MASK_BIT 559#define TARGET_CXX_GUARD_MASK_BIT hook_bool_void_false 560#endif 561 562#ifndef TARGET_CXX_GET_COOKIE_SIZE 563#define TARGET_CXX_GET_COOKIE_SIZE default_cxx_get_cookie_size 564#endif 565 566#ifndef TARGET_CXX_COOKIE_HAS_SIZE 567#define TARGET_CXX_COOKIE_HAS_SIZE hook_bool_void_false 568#endif 569 570#ifndef TARGET_CXX_IMPORT_EXPORT_CLASS 571#define TARGET_CXX_IMPORT_EXPORT_CLASS NULL 572#endif 573 574#ifndef TARGET_CXX_CDTOR_RETURNS_THIS 575#define TARGET_CXX_CDTOR_RETURNS_THIS hook_bool_void_false 576#endif 577 578#ifndef TARGET_CXX_KEY_METHOD_MAY_BE_INLINE 579#define TARGET_CXX_KEY_METHOD_MAY_BE_INLINE hook_bool_void_true 580#endif 581 582#ifndef TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY 583#define TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY hook_void_tree 584#endif 585 586#ifndef TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT 587#define TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT hook_bool_void_true 588#endif 589 590#ifndef TARGET_CXX_LIBRARY_RTTI_COMDAT 591#define TARGET_CXX_LIBRARY_RTTI_COMDAT hook_bool_void_true 592#endif 593 594#ifndef TARGET_CXX_USE_AEABI_ATEXIT 595#define TARGET_CXX_USE_AEABI_ATEXIT hook_bool_void_false 596#endif 597 598#ifndef TARGET_CXX_ADJUST_CLASS_AT_DEFINITION 599#define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION hook_void_tree 600#endif 601 602#define TARGET_CXX \ 603 { \ 604 TARGET_CXX_GUARD_TYPE, \ 605 TARGET_CXX_GUARD_MASK_BIT, \ 606 TARGET_CXX_GET_COOKIE_SIZE, \ 607 TARGET_CXX_COOKIE_HAS_SIZE, \ 608 TARGET_CXX_IMPORT_EXPORT_CLASS, \ 609 TARGET_CXX_CDTOR_RETURNS_THIS, \ 610 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE, \ 611 TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY, \ 612 TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT, \ 613 TARGET_CXX_LIBRARY_RTTI_COMDAT, \ 614 TARGET_CXX_USE_AEABI_ATEXIT, \ 615 TARGET_CXX_ADJUST_CLASS_AT_DEFINITION \ 616 } 617 618/* The whole shebang. */ 619#define TARGET_INITIALIZER \ 620{ \ 621 TARGET_ASM_OUT, \ 622 TARGET_SCHED, \ 623 TARGET_VECTORIZE, \ 624 TARGET_DEFAULT_TARGET_FLAGS, \ 625 TARGET_HANDLE_OPTION, \ 626 TARGET_EH_RETURN_FILTER_MODE, \ 627 TARGET_MERGE_DECL_ATTRIBUTES, \ 628 TARGET_MERGE_TYPE_ATTRIBUTES, \ 629 TARGET_ATTRIBUTE_TABLE, \ 630 TARGET_COMP_TYPE_ATTRIBUTES, \ 631 TARGET_SET_DEFAULT_TYPE_ATTRIBUTES, \ 632 TARGET_INSERT_ATTRIBUTES, \ 633 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P, \ 634 TARGET_MS_BITFIELD_LAYOUT_P, \ 635 TARGET_DECIMAL_FLOAT_SUPPORTED_P, \ 636 TARGET_ALIGN_ANON_BITFIELD, \ 637 TARGET_NARROW_VOLATILE_BITFIELD, \ 638 TARGET_INIT_BUILTINS, \ 639 TARGET_EXPAND_BUILTIN, \ 640 TARGET_RESOLVE_OVERLOADED_BUILTIN, \ 641 TARGET_FOLD_BUILTIN, \ 642 TARGET_MANGLE_FUNDAMENTAL_TYPE, \ 643 TARGET_INIT_LIBFUNCS, \ 644 TARGET_SECTION_TYPE_FLAGS, \ 645 TARGET_CANNOT_MODIFY_JUMPS_P, \ 646 TARGET_BRANCH_TARGET_REGISTER_CLASS, \ 647 TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED, \ 648 TARGET_CANNOT_FORCE_CONST_MEM, \ 649 TARGET_CANNOT_COPY_INSN_P, \ 650 TARGET_COMMUTATIVE_P, \ 651 TARGET_DELEGITIMIZE_ADDRESS, \ 652 TARGET_USE_BLOCKS_FOR_CONSTANT_P, \ 653 TARGET_MIN_ANCHOR_OFFSET, \ 654 TARGET_MAX_ANCHOR_OFFSET, \ 655 TARGET_USE_ANCHORS_FOR_SYMBOL_P, \ 656 TARGET_FUNCTION_OK_FOR_SIBCALL, \ 657 TARGET_IN_SMALL_DATA_P, \ 658 TARGET_BINDS_LOCAL_P, \ 659 TARGET_ENCODE_SECTION_INFO, \ 660 TARGET_STRIP_NAME_ENCODING, \ 661 TARGET_SHIFT_TRUNCATION_MASK, \ 662 TARGET_MIN_DIVISIONS_FOR_RECIP_MUL, \ 663 TARGET_MODE_REP_EXTENDED, \ 664 TARGET_VALID_POINTER_MODE, \ 665 TARGET_SCALAR_MODE_SUPPORTED_P, \ 666 TARGET_VECTOR_MODE_SUPPORTED_P, \ 667 TARGET_VECTOR_OPAQUE_P, \ 668 TARGET_RTX_COSTS, \ 669 TARGET_ADDRESS_COST, \ 670 TARGET_ALLOCATE_INITIAL_VALUE, \ 671 TARGET_DWARF_REGISTER_SPAN, \ 672 TARGET_FIXED_CONDITION_CODE_REGS, \ 673 TARGET_CC_MODES_COMPATIBLE, \ 674 TARGET_MACHINE_DEPENDENT_REORG, \ 675 TARGET_BUILD_BUILTIN_VA_LIST, \ 676 TARGET_GIMPLIFY_VA_ARG_EXPR, \ 677 TARGET_GET_PCH_VALIDITY, \ 678 TARGET_PCH_VALID_P, \ 679 TARGET_CHECK_PCH_TARGET_FLAGS, \ 680 TARGET_DEFAULT_SHORT_ENUMS, \ 681 TARGET_BUILTIN_SETJMP_FRAME_VALUE, \ 682 TARGET_MD_ASM_CLOBBERS, \ 683 TARGET_DWARF_CALLING_CONVENTION, \ 684 TARGET_DWARF_HANDLE_FRAME_UNSPEC, \ 685 TARGET_STDARG_OPTIMIZE_HOOK, \ 686 TARGET_STACK_PROTECT_GUARD, \ 687 TARGET_STACK_PROTECT_FAIL, \ 688 TARGET_INVALID_WITHIN_DOLOOP, \ 689 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, \ 690 TARGET_CALLS, \ 691 TARGET_INVALID_CONVERSION, \ 692 TARGET_INVALID_UNARY_OP, \ 693 TARGET_INVALID_BINARY_OP, \ 694 TARGET_SECONDARY_RELOAD, \ 695 TARGET_CXX, \ 696 TARGET_EXTRA_LIVE_ON_ENTRY, \ 697 TARGET_UNWIND_TABLES_DEFAULT, \ 698 TARGET_HAVE_NAMED_SECTIONS, \ 699 TARGET_HAVE_SWITCHABLE_BSS_SECTIONS, \ 700 TARGET_HAVE_CTORS_DTORS, \ 701 TARGET_HAVE_TLS, \ 702 TARGET_HAVE_SRODATA_SECTION, \ 703 TARGET_TERMINATE_DW2_EH_FRAME_INFO, \ 704 TARGET_ASM_FILE_START_APP_OFF, \ 705 TARGET_ASM_FILE_START_FILE_DIRECTIVE, \ 706 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME, \ 707 TARGET_HANDLE_PRAGMA_EXTERN_PREFIX, \ 708 TARGET_RELAXED_ORDERING, \ 709 TARGET_ARM_EABI_UNWINDER \ 710} 711 712#include "hooks.h" 713#include "targhooks.h" 714