1 /* Default initializers for a generic GCC target.
2 Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
3 Free Software Foundation, Inc.
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 3, or (at your option) any
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.
15 You should have received a copy of the GNU General Public License
16 along with this program; see the file COPYING3. If not see
17 <http://www.gnu.org/licenses/>.
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! */
23 /* See target.h for a description of what this file contains and how to
26 We want to have non-NULL default definitions of all hook functions,
27 even if they do nothing. */
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. */
33 /* Assembler output. */
34 #ifndef TARGET_ASM_OPEN_PAREN
35 #define TARGET_ASM_OPEN_PAREN "("
37 #ifndef TARGET_ASM_CLOSE_PAREN
38 #define TARGET_ASM_CLOSE_PAREN ")"
41 #define TARGET_ASM_BYTE_OP "\t.byte\t"
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
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
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 */
61 #define TARGET_ASM_INTEGER default_assemble_integer
63 #ifndef TARGET_ASM_GLOBALIZE_LABEL
64 #define TARGET_ASM_GLOBALIZE_LABEL default_globalize_label
67 #ifndef TARGET_ASM_GLOBALIZE_DECL_NAME
68 #define TARGET_ASM_GLOBALIZE_DECL_NAME default_globalize_decl_name
71 #ifndef TARGET_ASM_EMIT_UNWIND_LABEL
72 #define TARGET_ASM_EMIT_UNWIND_LABEL default_emit_unwind_label
75 #ifndef TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL
76 #define TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL default_emit_except_table_label
79 #ifndef TARGET_UNWIND_EMIT
80 #define TARGET_UNWIND_EMIT default_unwind_emit
83 #ifndef TARGET_ASM_INTERNAL_LABEL
84 #define TARGET_ASM_INTERNAL_LABEL default_internal_label
87 #ifndef TARGET_ARM_TTYPE
88 #define TARGET_ASM_TTYPE hook_bool_rtx_false
91 #ifndef TARGET_ASM_ASSEMBLE_VISIBILITY
92 #define TARGET_ASM_ASSEMBLE_VISIBILITY default_assemble_visibility
95 #define TARGET_ASM_FUNCTION_PROLOGUE default_function_pro_epilogue
96 #define TARGET_ASM_FUNCTION_EPILOGUE default_function_pro_epilogue
97 #define TARGET_ASM_FUNCTION_END_PROLOGUE no_asm_to_stream
98 #define TARGET_ASM_FUNCTION_BEGIN_EPILOGUE no_asm_to_stream
100 #ifndef TARGET_ASM_RELOC_RW_MASK
101 #define TARGET_ASM_RELOC_RW_MASK default_reloc_rw_mask
104 #ifndef TARGET_ASM_SELECT_SECTION
105 #define TARGET_ASM_SELECT_SECTION default_select_section
108 #ifndef TARGET_ASM_UNIQUE_SECTION
109 #define TARGET_ASM_UNIQUE_SECTION default_unique_section
112 #ifndef TARGET_ASM_FUNCTION_RODATA_SECTION
113 #define TARGET_ASM_FUNCTION_RODATA_SECTION default_function_rodata_section
116 #ifndef TARGET_ASM_SELECT_RTX_SECTION
117 #define TARGET_ASM_SELECT_RTX_SECTION default_select_rtx_section
120 #if !defined(TARGET_ASM_CONSTRUCTOR) && !defined(USE_COLLECT2)
121 # ifdef CTORS_SECTION_ASM_OP
122 # define TARGET_ASM_CONSTRUCTOR default_ctor_section_asm_out_constructor
124 # ifdef TARGET_ASM_NAMED_SECTION
125 # define TARGET_ASM_CONSTRUCTOR default_named_section_asm_out_constructor
127 # define TARGET_ASM_CONSTRUCTOR default_stabs_asm_out_constructor
132 #if !defined(TARGET_ASM_DESTRUCTOR) && !defined(USE_COLLECT2)
133 # ifdef DTORS_SECTION_ASM_OP
134 # define TARGET_ASM_DESTRUCTOR default_dtor_section_asm_out_destructor
136 # ifdef TARGET_ASM_NAMED_SECTION
137 # define TARGET_ASM_DESTRUCTOR default_named_section_asm_out_destructor
139 # define TARGET_ASM_DESTRUCTOR default_stabs_asm_out_destructor
144 #define TARGET_ASM_OUTPUT_MI_THUNK NULL
145 #define TARGET_ASM_CAN_OUTPUT_MI_THUNK hook_bool_const_tree_hwi_hwi_const_tree_false
147 #if !defined(TARGET_HAVE_CTORS_DTORS)
148 # if defined(TARGET_ASM_CONSTRUCTOR) && defined(TARGET_ASM_DESTRUCTOR)
149 # define TARGET_HAVE_CTORS_DTORS true
151 # define TARGET_HAVE_CTORS_DTORS false
152 # define TARGET_ASM_CONSTRUCTOR NULL
153 # define TARGET_ASM_DESTRUCTOR NULL
157 #ifndef TARGET_HAVE_SWITCHABLE_BSS_SECTIONS
158 #define TARGET_HAVE_SWITCHABLE_BSS_SECTIONS false
161 #ifndef TARGET_ASM_INIT_SECTIONS
162 #define TARGET_ASM_INIT_SECTIONS hook_void_void
165 #ifdef TARGET_ASM_NAMED_SECTION
166 #define TARGET_HAVE_NAMED_SECTIONS true
168 #define TARGET_ASM_NAMED_SECTION default_no_named_section
169 #define TARGET_HAVE_NAMED_SECTIONS false
172 #ifndef TARGET_INVALID_WITHIN_DOLOOP
173 #define TARGET_INVALID_WITHIN_DOLOOP default_invalid_within_doloop
176 #ifndef TARGET_VALID_DLLIMPORT_ATTRIBUTE_P
177 #define TARGET_VALID_DLLIMPORT_ATTRIBUTE_P hook_bool_const_tree_true
180 #ifndef TARGET_HAVE_TLS
181 #define TARGET_HAVE_TLS false
184 #ifndef TARGET_HAVE_SRODATA_SECTION
185 #define TARGET_HAVE_SRODATA_SECTION false
188 #ifndef TARGET_TERMINATE_DW2_EH_FRAME_INFO
189 #ifdef EH_FRAME_SECTION_NAME
190 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO false
192 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO true
196 #define TARGET_DWARF_REGISTER_SPAN hook_rtx_rtx_null
197 #define TARGET_INIT_DWARF_REG_SIZES_EXTRA hook_void_tree
199 #ifndef TARGET_ASM_FILE_START
200 #define TARGET_ASM_FILE_START default_file_start
203 #ifndef TARGET_ASM_FILE_END
204 #define TARGET_ASM_FILE_END hook_void_void
207 #ifndef TARGET_EXTRA_LIVE_ON_ENTRY
208 #define TARGET_EXTRA_LIVE_ON_ENTRY hook_void_bitmap
211 #ifndef TARGET_ASM_FILE_START_APP_OFF
212 #define TARGET_ASM_FILE_START_APP_OFF false
215 #ifndef TARGET_ASM_FILE_START_FILE_DIRECTIVE
216 #define TARGET_ASM_FILE_START_FILE_DIRECTIVE false
219 #ifndef TARGET_ASM_EXTERNAL_LIBCALL
220 #define TARGET_ASM_EXTERNAL_LIBCALL default_external_libcall
223 #ifndef TARGET_ASM_MARK_DECL_PRESERVED
224 #define TARGET_ASM_MARK_DECL_PRESERVED hook_void_constcharptr
227 #ifndef TARGET_ASM_OUTPUT_ANCHOR
228 #ifdef ASM_OUTPUT_DEF
229 #define TARGET_ASM_OUTPUT_ANCHOR default_asm_output_anchor
231 #define TARGET_ASM_OUTPUT_ANCHOR NULL
235 #ifndef TARGET_ASM_OUTPUT_DWARF_DTPREL
236 #define TARGET_ASM_OUTPUT_DWARF_DTPREL NULL
239 #ifndef TARGET_ASM_FINAL_POSTSCAN_INSN
240 #define TARGET_ASM_FINAL_POSTSCAN_INSN NULL
243 #ifndef TARGET_ASM_RECORD_GCC_SWITCHES
244 #define TARGET_ASM_RECORD_GCC_SWITCHES NULL
246 #ifndef TARGET_ASM_RECORD_GCC_SWITCHES_SECTION
247 #define TARGET_ASM_RECORD_GCC_SWITCHES_SECTION ".GCC.command.line"
250 #define TARGET_ASM_TRAMPOLINE_TEMPLATE NULL
252 #define TARGET_ASM_ALIGNED_INT_OP \
253 {TARGET_ASM_ALIGNED_HI_OP, \
254 TARGET_ASM_ALIGNED_SI_OP, \
255 TARGET_ASM_ALIGNED_DI_OP, \
256 TARGET_ASM_ALIGNED_TI_OP}
258 #define TARGET_ASM_UNALIGNED_INT_OP \
259 {TARGET_ASM_UNALIGNED_HI_OP, \
260 TARGET_ASM_UNALIGNED_SI_OP, \
261 TARGET_ASM_UNALIGNED_DI_OP, \
262 TARGET_ASM_UNALIGNED_TI_OP}
264 #define TARGET_ASM_OUT {TARGET_ASM_OPEN_PAREN, \
265 TARGET_ASM_CLOSE_PAREN, \
266 TARGET_ASM_BYTE_OP, \
267 TARGET_ASM_ALIGNED_INT_OP, \
268 TARGET_ASM_UNALIGNED_INT_OP, \
269 TARGET_ASM_INTEGER, \
270 TARGET_ASM_GLOBALIZE_LABEL, \
271 TARGET_ASM_GLOBALIZE_DECL_NAME, \
272 TARGET_ASM_EMIT_UNWIND_LABEL, \
273 TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL, \
274 TARGET_UNWIND_EMIT, \
275 TARGET_ASM_INTERNAL_LABEL, \
277 TARGET_ASM_ASSEMBLE_VISIBILITY, \
278 TARGET_ASM_FUNCTION_PROLOGUE, \
279 TARGET_ASM_FUNCTION_END_PROLOGUE, \
280 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, \
281 TARGET_ASM_FUNCTION_EPILOGUE, \
282 TARGET_ASM_INIT_SECTIONS, \
283 TARGET_ASM_NAMED_SECTION, \
284 TARGET_ASM_RELOC_RW_MASK, \
285 TARGET_ASM_SELECT_SECTION, \
286 TARGET_ASM_SELECT_RTX_SECTION, \
287 TARGET_ASM_UNIQUE_SECTION, \
288 TARGET_ASM_FUNCTION_RODATA_SECTION, \
289 TARGET_ASM_CONSTRUCTOR, \
290 TARGET_ASM_DESTRUCTOR, \
291 TARGET_ASM_OUTPUT_MI_THUNK, \
292 TARGET_ASM_CAN_OUTPUT_MI_THUNK, \
293 TARGET_ASM_FILE_START, \
294 TARGET_ASM_FILE_END, \
295 TARGET_ASM_EXTERNAL_LIBCALL, \
296 TARGET_ASM_MARK_DECL_PRESERVED, \
297 TARGET_ASM_RECORD_GCC_SWITCHES, \
298 TARGET_ASM_RECORD_GCC_SWITCHES_SECTION, \
299 TARGET_ASM_OUTPUT_ANCHOR, \
300 TARGET_ASM_OUTPUT_DWARF_DTPREL, \
301 TARGET_ASM_FINAL_POSTSCAN_INSN, \
302 TARGET_ASM_TRAMPOLINE_TEMPLATE }
304 /* Scheduler hooks. All of these default to null pointers, which
305 haifa-sched.c looks for and handles. */
306 #define TARGET_SCHED_ADJUST_COST 0
307 #define TARGET_SCHED_ADJUST_PRIORITY 0
308 #define TARGET_SCHED_ISSUE_RATE 0
309 #define TARGET_SCHED_VARIABLE_ISSUE 0
310 #define TARGET_SCHED_INIT 0
311 #define TARGET_SCHED_FINISH 0
312 #define TARGET_SCHED_INIT_GLOBAL 0
313 #define TARGET_SCHED_FINISH_GLOBAL 0
314 #define TARGET_SCHED_REORDER 0
315 #define TARGET_SCHED_REORDER2 0
316 #define TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK 0
317 #define TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN 0
318 #define TARGET_SCHED_DFA_PRE_CYCLE_INSN 0
319 #define TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN 0
320 #define TARGET_SCHED_DFA_POST_CYCLE_INSN 0
321 #define TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE 0
322 #define TARGET_SCHED_DFA_POST_ADVANCE_CYCLE 0
323 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD 0
324 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD 0
325 #define TARGET_SCHED_DFA_NEW_CYCLE 0
326 #define TARGET_SCHED_IS_COSTLY_DEPENDENCE 0
327 #define TARGET_SCHED_ADJUST_COST_2 0
328 #define TARGET_SCHED_H_I_D_EXTENDED 0
329 #define TARGET_SCHED_ALLOC_SCHED_CONTEXT 0
330 #define TARGET_SCHED_INIT_SCHED_CONTEXT 0
331 #define TARGET_SCHED_SET_SCHED_CONTEXT 0
332 #define TARGET_SCHED_CLEAR_SCHED_CONTEXT 0
333 #define TARGET_SCHED_FREE_SCHED_CONTEXT 0
334 #define TARGET_SCHED_SPECULATE_INSN 0
335 #define TARGET_SCHED_NEEDS_BLOCK_P 0
336 #define TARGET_SCHED_GEN_SPEC_CHECK 0
337 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC 0
338 #define TARGET_SCHED_SET_SCHED_FLAGS 0
339 #define TARGET_SCHED_GET_INSN_SPEC_DS 0
340 #define TARGET_SCHED_GET_INSN_CHECKED_DS 0
341 #define TARGET_SCHED_SKIP_RTX_P 0
342 #define TARGET_SCHED_SMS_RES_MII 0
344 #define TARGET_SCHED \
345 {TARGET_SCHED_ADJUST_COST, \
346 TARGET_SCHED_ADJUST_PRIORITY, \
347 TARGET_SCHED_ISSUE_RATE, \
348 TARGET_SCHED_VARIABLE_ISSUE, \
350 TARGET_SCHED_FINISH, \
351 TARGET_SCHED_INIT_GLOBAL, \
352 TARGET_SCHED_FINISH_GLOBAL, \
353 TARGET_SCHED_REORDER, \
354 TARGET_SCHED_REORDER2, \
355 TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK, \
356 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN, \
357 TARGET_SCHED_DFA_PRE_CYCLE_INSN, \
358 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN, \
359 TARGET_SCHED_DFA_POST_CYCLE_INSN, \
360 TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE, \
361 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE, \
362 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD, \
363 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD, \
364 TARGET_SCHED_DFA_NEW_CYCLE, \
365 TARGET_SCHED_IS_COSTLY_DEPENDENCE, \
366 TARGET_SCHED_ADJUST_COST_2, \
367 TARGET_SCHED_H_I_D_EXTENDED, \
368 TARGET_SCHED_ALLOC_SCHED_CONTEXT, \
369 TARGET_SCHED_INIT_SCHED_CONTEXT, \
370 TARGET_SCHED_SET_SCHED_CONTEXT, \
371 TARGET_SCHED_CLEAR_SCHED_CONTEXT, \
372 TARGET_SCHED_FREE_SCHED_CONTEXT, \
373 TARGET_SCHED_SPECULATE_INSN, \
374 TARGET_SCHED_NEEDS_BLOCK_P, \
375 TARGET_SCHED_GEN_SPEC_CHECK, \
376 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC, \
377 TARGET_SCHED_SET_SCHED_FLAGS, \
378 TARGET_SCHED_GET_INSN_SPEC_DS, \
379 TARGET_SCHED_GET_INSN_CHECKED_DS, \
380 TARGET_SCHED_SKIP_RTX_P, \
381 TARGET_SCHED_SMS_RES_MII}
383 #define TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD 0
384 #define TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION \
385 default_builtin_vectorized_function
386 #define TARGET_VECTORIZE_BUILTIN_CONVERSION \
387 default_builtin_vectorized_conversion
388 #define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN 0
389 #define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD 0
390 #define TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST 0
391 #define TARGET_VECTOR_ALIGNMENT_REACHABLE \
392 default_builtin_vector_alignment_reachable
393 #define TARGET_VECTORIZE_BUILTIN_VEC_PERM 0
394 #define TARGET_SUPPORT_VECTOR_MISALIGNMENT \
395 default_builtin_support_vector_misalignment
398 #define TARGET_VECTORIZE \
400 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD, \
401 TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION, \
402 TARGET_VECTORIZE_BUILTIN_CONVERSION, \
403 TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN, \
404 TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD, \
405 TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST, \
406 TARGET_VECTOR_ALIGNMENT_REACHABLE, \
407 TARGET_VECTORIZE_BUILTIN_VEC_PERM, \
408 TARGET_SUPPORT_VECTOR_MISALIGNMENT \
411 #define TARGET_DEFAULT_TARGET_FLAGS 0
413 #define TARGET_HANDLE_OPTION hook_bool_size_t_constcharptr_int_true
414 #define TARGET_HELP NULL
417 #define TARGET_EH_RETURN_FILTER_MODE default_eh_return_filter_mode
420 #define TARGET_LIBGCC_CMP_RETURN_MODE default_libgcc_cmp_return_mode
421 #define TARGET_LIBGCC_SHIFT_COUNT_MODE default_libgcc_shift_count_mode
423 /* In unwind-generic.h. */
424 #define TARGET_UNWIND_WORD_MODE default_unwind_word_mode
427 #define TARGET_MERGE_DECL_ATTRIBUTES merge_decl_attributes
428 #define TARGET_MERGE_TYPE_ATTRIBUTES merge_type_attributes
429 #define TARGET_ATTRIBUTE_TABLE NULL
432 #define TARGET_ADDRESS_COST default_address_cost
433 #define TARGET_CONST_ANCHOR 0
436 #define TARGET_INIT_BUILTINS hook_void_void
437 #define TARGET_EXPAND_BUILTIN default_expand_builtin
438 #define TARGET_RESOLVE_OVERLOADED_BUILTIN NULL
439 #define TARGET_FOLD_BUILTIN hook_tree_tree_tree_bool_null
440 #define TARGET_BUILTIN_DECL NULL
442 /* In tree-ssa-math-opts.c */
443 #define TARGET_BUILTIN_RECIPROCAL default_builtin_reciprocal
446 #ifndef TARGET_SECTION_TYPE_FLAGS
447 #define TARGET_SECTION_TYPE_FLAGS default_section_type_flags
450 #ifndef TARGET_STRIP_NAME_ENCODING
451 #define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding
454 #ifndef TARGET_BINDS_LOCAL_P
455 #define TARGET_BINDS_LOCAL_P default_binds_local_p
458 #ifndef TARGET_SHIFT_TRUNCATION_MASK
459 #define TARGET_SHIFT_TRUNCATION_MASK default_shift_truncation_mask
462 #ifndef TARGET_MIN_DIVISIONS_FOR_RECIP_MUL
463 #define TARGET_MIN_DIVISIONS_FOR_RECIP_MUL default_min_divisions_for_recip_mul
466 #ifndef TARGET_MODE_REP_EXTENDED
467 #define TARGET_MODE_REP_EXTENDED default_mode_rep_extended
470 #ifndef TARGET_VALID_POINTER_MODE
471 #define TARGET_VALID_POINTER_MODE default_valid_pointer_mode
474 #ifndef TARGET_SCALAR_MODE_SUPPORTED_P
475 #define TARGET_SCALAR_MODE_SUPPORTED_P default_scalar_mode_supported_p
478 #ifndef TARGET_DECIMAL_FLOAT_SUPPORTED_P
479 #define TARGET_DECIMAL_FLOAT_SUPPORTED_P default_decimal_float_supported_p
482 #ifndef TARGET_FIXED_POINT_SUPPORTED_P
483 #define TARGET_FIXED_POINT_SUPPORTED_P default_fixed_point_supported_p
486 #ifndef TARGET_VECTOR_MODE_SUPPORTED_P
487 #define TARGET_VECTOR_MODE_SUPPORTED_P hook_bool_mode_false
491 #define TARGET_CANNOT_MODIFY_JUMPS_P hook_bool_void_false
492 #define TARGET_BRANCH_TARGET_REGISTER_CLASS \
493 default_branch_target_register_class
494 #define TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED hook_bool_bool_false
495 #define TARGET_CANNOT_FORCE_CONST_MEM hook_bool_rtx_false
496 #define TARGET_CANNOT_COPY_INSN_P NULL
497 #define TARGET_COMMUTATIVE_P hook_bool_const_rtx_commutative_p
498 #define TARGET_LEGITIMIZE_ADDRESS default_legitimize_address
499 #define TARGET_DELEGITIMIZE_ADDRESS delegitimize_mem_from_attrs
500 #define TARGET_LEGITIMATE_ADDRESS_P default_legitimate_address_p
501 #define TARGET_USE_BLOCKS_FOR_CONSTANT_P hook_bool_mode_const_rtx_false
502 #define TARGET_MIN_ANCHOR_OFFSET 0
503 #define TARGET_MAX_ANCHOR_OFFSET 0
504 #define TARGET_USE_ANCHORS_FOR_SYMBOL_P default_use_anchors_for_symbol_p
505 #define TARGET_FUNCTION_OK_FOR_SIBCALL hook_bool_tree_tree_false
506 #define TARGET_COMP_TYPE_ATTRIBUTES hook_int_const_tree_const_tree_1
507 #ifndef TARGET_SET_DEFAULT_TYPE_ATTRIBUTES
508 #define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES hook_void_tree
510 #define TARGET_INSERT_ATTRIBUTES hook_void_tree_treeptr
511 #define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P hook_bool_const_tree_false
512 #define TARGET_MS_BITFIELD_LAYOUT_P hook_bool_const_tree_false
513 #define TARGET_ALIGN_ANON_BITFIELD hook_bool_void_false
514 #define TARGET_NARROW_VOLATILE_BITFIELD hook_bool_void_false
515 #define TARGET_RTX_COSTS hook_bool_rtx_int_int_intp_bool_false
516 #define TARGET_MANGLE_TYPE hook_constcharptr_const_tree_null
517 #define TARGET_ALLOCATE_INITIAL_VALUE NULL
519 #define TARGET_UNSPEC_MAY_TRAP_P default_unspec_may_trap_p
521 #ifndef TARGET_SET_CURRENT_FUNCTION
522 #define TARGET_SET_CURRENT_FUNCTION hook_void_tree
525 #ifndef TARGET_INIT_LIBFUNCS
526 #define TARGET_INIT_LIBFUNCS hook_void_void
529 #ifndef TARGET_IN_SMALL_DATA_P
530 #define TARGET_IN_SMALL_DATA_P hook_bool_const_tree_false
533 #ifndef TARGET_MANGLE_DECL_ASSEMBLER_NAME
534 #define TARGET_MANGLE_DECL_ASSEMBLER_NAME default_mangle_decl_assembler_name
537 #ifndef TARGET_ENCODE_SECTION_INFO
538 #define TARGET_ENCODE_SECTION_INFO default_encode_section_info
541 #ifndef TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN
542 #define TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN hook_invalid_arg_for_unprototyped_fn
545 #define TARGET_INVALID_CONVERSION hook_constcharptr_const_tree_const_tree_null
546 #define TARGET_INVALID_UNARY_OP hook_constcharptr_int_const_tree_null
547 #define TARGET_INVALID_BINARY_OP hook_constcharptr_int_const_tree_const_tree_null
548 #define TARGET_INVALID_PARAMETER_TYPE hook_constcharptr_const_tree_null
549 #define TARGET_INVALID_RETURN_TYPE hook_constcharptr_const_tree_null
550 #define TARGET_PROMOTED_TYPE hook_tree_const_tree_null
551 #define TARGET_CONVERT_TO_TYPE hook_tree_tree_tree_null
553 #define TARGET_FIXED_CONDITION_CODE_REGS hook_bool_uintp_uintp_false
555 #define TARGET_CC_MODES_COMPATIBLE default_cc_modes_compatible
557 #define TARGET_MACHINE_DEPENDENT_REORG 0
559 #define TARGET_BUILD_BUILTIN_VA_LIST std_build_builtin_va_list
560 #define TARGET_FN_ABI_VA_LIST std_fn_abi_va_list
561 #define TARGET_CANONICAL_VA_LIST_TYPE std_canonical_va_list_type
562 #define TARGET_EXPAND_BUILTIN_VA_START 0
564 #define TARGET_GET_PCH_VALIDITY default_get_pch_validity
565 #define TARGET_PCH_VALID_P default_pch_valid_p
566 #define TARGET_CHECK_PCH_TARGET_FLAGS NULL
568 #define TARGET_DEFAULT_SHORT_ENUMS hook_bool_void_false
570 #define TARGET_BUILTIN_SETJMP_FRAME_VALUE default_builtin_setjmp_frame_value
572 #define TARGET_MD_ASM_CLOBBERS hook_tree_tree_tree_tree_3rd_identity
574 #define TARGET_DWARF_CALLING_CONVENTION hook_int_const_tree_0
576 #define TARGET_DWARF_HANDLE_FRAME_UNSPEC 0
578 #define TARGET_STDARG_OPTIMIZE_HOOK 0
580 #define TARGET_STACK_PROTECT_GUARD default_stack_protect_guard
581 #define TARGET_STACK_PROTECT_FAIL default_external_stack_protect_fail
583 #define TARGET_ARM_EABI_UNWINDER false
585 #define TARGET_PROMOTE_FUNCTION_MODE default_promote_function_mode
586 #define TARGET_PROMOTE_PROTOTYPES hook_bool_const_tree_false
588 #define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null
589 #define TARGET_RETURN_IN_MEMORY default_return_in_memory
590 #define TARGET_RETURN_IN_MSB hook_bool_const_tree_false
592 #define TARGET_EXPAND_BUILTIN_SAVEREGS default_expand_builtin_saveregs
593 #define TARGET_SETUP_INCOMING_VARARGS default_setup_incoming_varargs
594 #define TARGET_STRICT_ARGUMENT_NAMING hook_bool_CUMULATIVE_ARGS_false
595 #define TARGET_PRETEND_OUTGOING_VARARGS_NAMED \
596 default_pretend_outgoing_varargs_named
597 #define TARGET_SPLIT_COMPLEX_ARG NULL
599 #define TARGET_GIMPLIFY_VA_ARG_EXPR std_gimplify_va_arg_expr
600 #define TARGET_PASS_BY_REFERENCE hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
602 #define TARGET_RELAXED_ORDERING false
604 #define TARGET_MUST_PASS_IN_STACK must_pass_in_stack_var_size_or_pad
605 #define TARGET_CALLEE_COPIES hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
606 #define TARGET_ARG_PARTIAL_BYTES hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
608 #define TARGET_FUNCTION_VALUE default_function_value
609 #define TARGET_LIBCALL_VALUE default_libcall_value
610 #define TARGET_INTERNAL_ARG_POINTER default_internal_arg_pointer
611 #define TARGET_UPDATE_STACK_BOUNDARY NULL
612 #define TARGET_GET_DRAP_RTX NULL
613 #define TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS hook_bool_void_true
614 #define TARGET_STATIC_CHAIN default_static_chain
615 #define TARGET_TRAMPOLINE_INIT default_trampoline_init
616 #define TARGET_TRAMPOLINE_ADJUST_ADDRESS NULL
618 #define TARGET_CALLS { \
619 TARGET_PROMOTE_FUNCTION_MODE, \
620 TARGET_PROMOTE_PROTOTYPES, \
621 TARGET_STRUCT_VALUE_RTX, \
622 TARGET_RETURN_IN_MEMORY, \
623 TARGET_RETURN_IN_MSB, \
624 TARGET_PASS_BY_REFERENCE, \
625 TARGET_EXPAND_BUILTIN_SAVEREGS, \
626 TARGET_SETUP_INCOMING_VARARGS, \
627 TARGET_STRICT_ARGUMENT_NAMING, \
628 TARGET_PRETEND_OUTGOING_VARARGS_NAMED, \
629 TARGET_SPLIT_COMPLEX_ARG, \
630 TARGET_MUST_PASS_IN_STACK, \
631 TARGET_CALLEE_COPIES, \
632 TARGET_ARG_PARTIAL_BYTES, \
633 TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN, \
634 TARGET_FUNCTION_VALUE, \
635 TARGET_LIBCALL_VALUE, \
636 TARGET_INTERNAL_ARG_POINTER, \
637 TARGET_UPDATE_STACK_BOUNDARY, \
638 TARGET_GET_DRAP_RTX, \
639 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS, \
640 TARGET_STATIC_CHAIN, \
641 TARGET_TRAMPOLINE_INIT, \
642 TARGET_TRAMPOLINE_ADJUST_ADDRESS \
645 #ifndef TARGET_UNWIND_TABLES_DEFAULT
646 #define TARGET_UNWIND_TABLES_DEFAULT false
649 #ifndef TARGET_HANDLE_PRAGMA_EXTERN_PREFIX
650 #define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 0
653 #ifdef IRA_COVER_CLASSES
654 #define TARGET_IRA_COVER_CLASSES default_ira_cover_classes
656 #define TARGET_IRA_COVER_CLASSES 0
659 #ifndef TARGET_SECONDARY_RELOAD
660 #define TARGET_SECONDARY_RELOAD default_secondary_reload
663 #ifndef TARGET_EXPAND_TO_RTL_HOOK
664 #define TARGET_EXPAND_TO_RTL_HOOK hook_void_void
667 #ifndef TARGET_INSTANTIATE_DECLS
668 #define TARGET_INSTANTIATE_DECLS hook_void_void
671 #ifndef TARGET_HARD_REGNO_SCRATCH_OK
672 #define TARGET_HARD_REGNO_SCRATCH_OK default_hard_regno_scratch_ok
675 #ifndef TARGET_CASE_VALUES_THRESHOLD
676 #define TARGET_CASE_VALUES_THRESHOLD default_case_values_threshold
679 #ifndef TARGET_FRAME_POINTER_REQUIRED
680 #define TARGET_FRAME_POINTER_REQUIRED hook_bool_void_false
683 #ifndef TARGET_CAN_ELIMINATE
684 #define TARGET_CAN_ELIMINATE hook_bool_const_int_const_int_true
688 #ifndef TARGET_C_MODE_FOR_SUFFIX
689 #define TARGET_C_MODE_FOR_SUFFIX default_mode_for_suffix
694 TARGET_C_MODE_FOR_SUFFIX \
698 #ifndef TARGET_CXX_GUARD_TYPE
699 #define TARGET_CXX_GUARD_TYPE default_cxx_guard_type
702 #ifndef TARGET_CXX_GUARD_MASK_BIT
703 #define TARGET_CXX_GUARD_MASK_BIT hook_bool_void_false
706 #ifndef TARGET_CXX_GET_COOKIE_SIZE
707 #define TARGET_CXX_GET_COOKIE_SIZE default_cxx_get_cookie_size
710 #ifndef TARGET_CXX_COOKIE_HAS_SIZE
711 #define TARGET_CXX_COOKIE_HAS_SIZE hook_bool_void_false
714 #ifndef TARGET_CXX_IMPORT_EXPORT_CLASS
715 #define TARGET_CXX_IMPORT_EXPORT_CLASS NULL
718 #ifndef TARGET_CXX_CDTOR_RETURNS_THIS
719 #define TARGET_CXX_CDTOR_RETURNS_THIS hook_bool_void_false
722 #ifndef TARGET_CXX_KEY_METHOD_MAY_BE_INLINE
723 #define TARGET_CXX_KEY_METHOD_MAY_BE_INLINE hook_bool_void_true
726 #ifndef TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY
727 #define TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY hook_void_tree
730 #ifndef TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT
731 #define TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT hook_bool_void_true
734 #ifndef TARGET_CXX_LIBRARY_RTTI_COMDAT
735 #define TARGET_CXX_LIBRARY_RTTI_COMDAT hook_bool_void_true
738 #ifndef TARGET_CXX_USE_AEABI_ATEXIT
739 #define TARGET_CXX_USE_AEABI_ATEXIT hook_bool_void_false
742 #ifndef TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT
743 #define TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT hook_bool_void_false
746 #ifndef TARGET_CXX_ADJUST_CLASS_AT_DEFINITION
747 #define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION hook_void_tree
752 TARGET_CXX_GUARD_TYPE, \
753 TARGET_CXX_GUARD_MASK_BIT, \
754 TARGET_CXX_GET_COOKIE_SIZE, \
755 TARGET_CXX_COOKIE_HAS_SIZE, \
756 TARGET_CXX_IMPORT_EXPORT_CLASS, \
757 TARGET_CXX_CDTOR_RETURNS_THIS, \
758 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE, \
759 TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY, \
760 TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT, \
761 TARGET_CXX_LIBRARY_RTTI_COMDAT, \
762 TARGET_CXX_USE_AEABI_ATEXIT, \
763 TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT, \
764 TARGET_CXX_ADJUST_CLASS_AT_DEFINITION \
767 /* EMUTLS specific */
768 #ifndef TARGET_EMUTLS_GET_ADDRESS
769 #define TARGET_EMUTLS_GET_ADDRESS "__builtin___emutls_get_address"
772 #ifndef TARGET_EMUTLS_REGISTER_COMMON
773 #define TARGET_EMUTLS_REGISTER_COMMON "__builtin___emutls_register_common"
776 #ifndef TARGET_EMUTLS_VAR_SECTION
777 #define TARGET_EMUTLS_VAR_SECTION NULL
780 #ifndef TARGET_EMUTLS_TMPL_SECTION
781 #define TARGET_EMUTLS_TMPL_SECTION NULL
784 #ifndef TARGET_EMUTLS_VAR_PREFIX
785 #define TARGET_EMUTLS_VAR_PREFIX NULL
788 #ifndef TARGET_EMUTLS_TMPL_PREFIX
789 #define TARGET_EMUTLS_TMPL_PREFIX NULL
792 #ifndef TARGET_EMUTLS_VAR_FIELDS
793 #define TARGET_EMUTLS_VAR_FIELDS default_emutls_var_fields
796 #ifndef TARGET_EMUTLS_VAR_INIT
797 #define TARGET_EMUTLS_VAR_INIT default_emutls_var_init
800 #ifndef TARGET_EMUTLS_VAR_ALIGN_FIXED
801 #define TARGET_EMUTLS_VAR_ALIGN_FIXED false
804 #ifndef TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS
805 #define TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS false
808 #define TARGET_EMUTLS \
810 TARGET_EMUTLS_GET_ADDRESS, \
811 TARGET_EMUTLS_REGISTER_COMMON, \
812 TARGET_EMUTLS_VAR_SECTION, \
813 TARGET_EMUTLS_TMPL_SECTION, \
814 TARGET_EMUTLS_VAR_PREFIX, \
815 TARGET_EMUTLS_TMPL_PREFIX, \
816 TARGET_EMUTLS_VAR_FIELDS, \
817 TARGET_EMUTLS_VAR_INIT, \
818 TARGET_EMUTLS_VAR_ALIGN_FIXED, \
819 TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS \
822 /* Function specific option attribute support. */
823 #ifndef TARGET_OPTION_VALID_ATTRIBUTE_P
824 #define TARGET_OPTION_VALID_ATTRIBUTE_P \
825 default_target_option_valid_attribute_p
828 #ifndef TARGET_OPTION_SAVE
829 #define TARGET_OPTION_SAVE NULL
832 #ifndef TARGET_OPTION_RESTORE
833 #define TARGET_OPTION_RESTORE NULL
836 #ifndef TARGET_OPTION_PRINT
837 #define TARGET_OPTION_PRINT NULL
840 #ifndef TARGET_OPTION_PRAGMA_PARSE
841 #define TARGET_OPTION_PRAGMA_PARSE default_target_option_pragma_parse
844 #ifndef TARGET_CAN_INLINE_P
845 #define TARGET_CAN_INLINE_P default_target_can_inline_p
848 #define TARGET_OPTION_HOOKS \
850 TARGET_OPTION_VALID_ATTRIBUTE_P, \
851 TARGET_OPTION_SAVE, \
852 TARGET_OPTION_RESTORE, \
853 TARGET_OPTION_PRINT, \
854 TARGET_OPTION_PRAGMA_PARSE, \
855 TARGET_CAN_INLINE_P, \
858 /* The whole shebang. */
859 #define TARGET_INITIALIZER \
864 TARGET_DEFAULT_TARGET_FLAGS, \
865 TARGET_HANDLE_OPTION, \
867 TARGET_EH_RETURN_FILTER_MODE, \
868 TARGET_LIBGCC_CMP_RETURN_MODE, \
869 TARGET_LIBGCC_SHIFT_COUNT_MODE, \
870 TARGET_UNWIND_WORD_MODE, \
871 TARGET_MERGE_DECL_ATTRIBUTES, \
872 TARGET_MERGE_TYPE_ATTRIBUTES, \
873 TARGET_ATTRIBUTE_TABLE, \
874 TARGET_COMP_TYPE_ATTRIBUTES, \
875 TARGET_SET_DEFAULT_TYPE_ATTRIBUTES, \
876 TARGET_INSERT_ATTRIBUTES, \
877 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P, \
878 TARGET_MS_BITFIELD_LAYOUT_P, \
879 TARGET_DECIMAL_FLOAT_SUPPORTED_P, \
880 TARGET_FIXED_POINT_SUPPORTED_P, \
881 TARGET_ALIGN_ANON_BITFIELD, \
882 TARGET_NARROW_VOLATILE_BITFIELD, \
883 TARGET_INIT_BUILTINS, \
884 TARGET_BUILTIN_DECL, \
885 TARGET_EXPAND_BUILTIN, \
886 TARGET_RESOLVE_OVERLOADED_BUILTIN, \
887 TARGET_FOLD_BUILTIN, \
888 TARGET_BUILTIN_RECIPROCAL, \
889 TARGET_MANGLE_TYPE, \
890 TARGET_INIT_LIBFUNCS, \
891 TARGET_SECTION_TYPE_FLAGS, \
892 TARGET_CANNOT_MODIFY_JUMPS_P, \
893 TARGET_BRANCH_TARGET_REGISTER_CLASS, \
894 TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED, \
895 TARGET_CANNOT_FORCE_CONST_MEM, \
896 TARGET_CANNOT_COPY_INSN_P, \
897 TARGET_COMMUTATIVE_P, \
898 TARGET_LEGITIMIZE_ADDRESS, \
899 TARGET_DELEGITIMIZE_ADDRESS, \
900 TARGET_LEGITIMATE_ADDRESS_P, \
901 TARGET_USE_BLOCKS_FOR_CONSTANT_P, \
902 TARGET_MIN_ANCHOR_OFFSET, \
903 TARGET_MAX_ANCHOR_OFFSET, \
904 TARGET_USE_ANCHORS_FOR_SYMBOL_P, \
905 TARGET_FUNCTION_OK_FOR_SIBCALL, \
906 TARGET_SET_CURRENT_FUNCTION, \
907 TARGET_IN_SMALL_DATA_P, \
908 TARGET_BINDS_LOCAL_P, \
909 TARGET_MANGLE_DECL_ASSEMBLER_NAME, \
910 TARGET_ENCODE_SECTION_INFO, \
911 TARGET_STRIP_NAME_ENCODING, \
912 TARGET_SHIFT_TRUNCATION_MASK, \
913 TARGET_MIN_DIVISIONS_FOR_RECIP_MUL, \
914 TARGET_MODE_REP_EXTENDED, \
915 TARGET_VALID_POINTER_MODE, \
916 TARGET_SCALAR_MODE_SUPPORTED_P, \
917 TARGET_VECTOR_MODE_SUPPORTED_P, \
919 TARGET_ADDRESS_COST, \
920 TARGET_ALLOCATE_INITIAL_VALUE, \
921 TARGET_UNSPEC_MAY_TRAP_P, \
922 TARGET_DWARF_REGISTER_SPAN, \
923 TARGET_INIT_DWARF_REG_SIZES_EXTRA, \
924 TARGET_FIXED_CONDITION_CODE_REGS, \
925 TARGET_CC_MODES_COMPATIBLE, \
926 TARGET_MACHINE_DEPENDENT_REORG, \
927 TARGET_BUILD_BUILTIN_VA_LIST, \
928 TARGET_FN_ABI_VA_LIST, \
929 TARGET_CANONICAL_VA_LIST_TYPE, \
930 TARGET_EXPAND_BUILTIN_VA_START, \
931 TARGET_GIMPLIFY_VA_ARG_EXPR, \
932 TARGET_GET_PCH_VALIDITY, \
933 TARGET_PCH_VALID_P, \
934 TARGET_CHECK_PCH_TARGET_FLAGS, \
935 TARGET_DEFAULT_SHORT_ENUMS, \
936 TARGET_BUILTIN_SETJMP_FRAME_VALUE, \
937 TARGET_MD_ASM_CLOBBERS, \
938 TARGET_DWARF_CALLING_CONVENTION, \
939 TARGET_DWARF_HANDLE_FRAME_UNSPEC, \
940 TARGET_STDARG_OPTIMIZE_HOOK, \
941 TARGET_STACK_PROTECT_GUARD, \
942 TARGET_STACK_PROTECT_FAIL, \
943 TARGET_INVALID_WITHIN_DOLOOP, \
944 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, \
945 TARGET_CONST_ANCHOR, \
947 TARGET_INVALID_CONVERSION, \
948 TARGET_INVALID_UNARY_OP, \
949 TARGET_INVALID_BINARY_OP, \
950 TARGET_INVALID_PARAMETER_TYPE, \
951 TARGET_INVALID_RETURN_TYPE, \
952 TARGET_PROMOTED_TYPE, \
953 TARGET_CONVERT_TO_TYPE, \
954 TARGET_IRA_COVER_CLASSES, \
955 TARGET_SECONDARY_RELOAD, \
956 TARGET_EXPAND_TO_RTL_HOOK, \
957 TARGET_INSTANTIATE_DECLS, \
958 TARGET_HARD_REGNO_SCRATCH_OK, \
959 TARGET_CASE_VALUES_THRESHOLD, \
960 TARGET_FRAME_POINTER_REQUIRED, \
961 TARGET_CAN_ELIMINATE, \
965 TARGET_OPTION_HOOKS, \
966 TARGET_EXTRA_LIVE_ON_ENTRY, \
967 TARGET_UNWIND_TABLES_DEFAULT, \
968 TARGET_HAVE_NAMED_SECTIONS, \
969 TARGET_HAVE_SWITCHABLE_BSS_SECTIONS, \
970 TARGET_HAVE_CTORS_DTORS, \
972 TARGET_HAVE_SRODATA_SECTION, \
973 TARGET_TERMINATE_DW2_EH_FRAME_INFO, \
974 TARGET_ASM_FILE_START_APP_OFF, \
975 TARGET_ASM_FILE_START_FILE_DIRECTIVE, \
976 TARGET_HANDLE_PRAGMA_EXTERN_PREFIX, \
977 TARGET_RELAXED_ORDERING, \
978 TARGET_ARM_EABI_UNWINDER \
981 #define TARGET_HANDLE_C_OPTION default_handle_c_option
982 #define TARGETCM_INITIALIZER { TARGET_HANDLE_C_OPTION }
985 #include "targhooks.h"