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* target.h (struct gcc_target): Add register_move_cost field.
[pf3gnuchains/gcc-fork.git] / gcc / target-def.h
1 /* Default initializers for a generic GCC target.
2    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
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 3, 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; see the file COPYING3.  If not see
17    <http://www.gnu.org/licenses/>.
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_GLOBALIZE_DECL_NAME
68 #define TARGET_ASM_GLOBALIZE_DECL_NAME default_globalize_decl_name
69 #endif
70
71 #ifndef TARGET_ASM_EMIT_UNWIND_LABEL
72 #define TARGET_ASM_EMIT_UNWIND_LABEL default_emit_unwind_label
73 #endif
74
75 #ifndef TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL
76 #define TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL default_emit_except_table_label
77 #endif
78
79 #ifndef TARGET_UNWIND_EMIT
80 #define TARGET_UNWIND_EMIT default_unwind_emit
81 #endif
82
83 #ifndef TARGET_ASM_INTERNAL_LABEL
84 #define TARGET_ASM_INTERNAL_LABEL default_internal_label
85 #endif
86
87 #ifndef TARGET_ASM_DECLARE_CONSTANT_NAME
88 #define TARGET_ASM_DECLARE_CONSTANT_NAME default_asm_declare_constant_name
89 #endif
90
91 #ifndef TARGET_ASM_TTYPE
92 #define TARGET_ASM_TTYPE hook_bool_rtx_false
93 #endif
94
95 #ifndef TARGET_ASM_ASSEMBLE_VISIBILITY
96 #define TARGET_ASM_ASSEMBLE_VISIBILITY default_assemble_visibility
97 #endif
98
99 #define TARGET_ASM_FUNCTION_PROLOGUE default_function_pro_epilogue
100 #define TARGET_ASM_FUNCTION_EPILOGUE default_function_pro_epilogue
101 #define TARGET_ASM_FUNCTION_END_PROLOGUE no_asm_to_stream
102 #define TARGET_ASM_FUNCTION_BEGIN_EPILOGUE no_asm_to_stream
103
104 #ifndef TARGET_ASM_RELOC_RW_MASK
105 #define TARGET_ASM_RELOC_RW_MASK default_reloc_rw_mask
106 #endif
107
108 #ifndef TARGET_ASM_SELECT_SECTION
109 #define TARGET_ASM_SELECT_SECTION default_select_section
110 #endif
111
112 #ifndef TARGET_ASM_UNIQUE_SECTION
113 #define TARGET_ASM_UNIQUE_SECTION default_unique_section
114 #endif
115
116 #ifndef TARGET_ASM_FUNCTION_RODATA_SECTION
117 #define TARGET_ASM_FUNCTION_RODATA_SECTION default_function_rodata_section
118 #endif
119
120 #ifndef TARGET_ASM_SELECT_RTX_SECTION
121 #define TARGET_ASM_SELECT_RTX_SECTION default_select_rtx_section
122 #endif
123
124 #if !defined(TARGET_ASM_CONSTRUCTOR) && !defined(USE_COLLECT2)
125 # ifdef CTORS_SECTION_ASM_OP
126 #  define TARGET_ASM_CONSTRUCTOR default_ctor_section_asm_out_constructor
127 # else
128 #  ifdef TARGET_ASM_NAMED_SECTION
129 #   define TARGET_ASM_CONSTRUCTOR default_named_section_asm_out_constructor
130 #  else
131 #   define TARGET_ASM_CONSTRUCTOR default_stabs_asm_out_constructor
132 #  endif
133 # endif
134 #endif
135
136 #if !defined(TARGET_ASM_DESTRUCTOR) && !defined(USE_COLLECT2)
137 # ifdef DTORS_SECTION_ASM_OP
138 #  define TARGET_ASM_DESTRUCTOR default_dtor_section_asm_out_destructor
139 # else
140 #  ifdef TARGET_ASM_NAMED_SECTION
141 #   define TARGET_ASM_DESTRUCTOR default_named_section_asm_out_destructor
142 #  else
143 #   define TARGET_ASM_DESTRUCTOR default_stabs_asm_out_destructor
144 #  endif
145 # endif
146 #endif
147
148 #define TARGET_ASM_OUTPUT_MI_THUNK NULL
149 #define TARGET_ASM_CAN_OUTPUT_MI_THUNK hook_bool_const_tree_hwi_hwi_const_tree_false
150
151 #if !defined(TARGET_HAVE_CTORS_DTORS)
152 # if defined(TARGET_ASM_CONSTRUCTOR) && defined(TARGET_ASM_DESTRUCTOR)
153 # define TARGET_HAVE_CTORS_DTORS true
154 # else
155 # define TARGET_HAVE_CTORS_DTORS false
156 # define TARGET_ASM_CONSTRUCTOR NULL
157 # define TARGET_ASM_DESTRUCTOR NULL
158 # endif
159 #endif
160
161 #ifndef TARGET_HAVE_SWITCHABLE_BSS_SECTIONS
162 #define TARGET_HAVE_SWITCHABLE_BSS_SECTIONS false
163 #endif
164
165 #ifndef TARGET_ASM_INIT_SECTIONS
166 #define TARGET_ASM_INIT_SECTIONS hook_void_void
167 #endif
168
169 #ifdef TARGET_ASM_NAMED_SECTION
170 #define TARGET_HAVE_NAMED_SECTIONS true
171 #else
172 #define TARGET_ASM_NAMED_SECTION default_no_named_section
173 #define TARGET_HAVE_NAMED_SECTIONS false
174 #endif
175
176 #ifndef TARGET_INVALID_WITHIN_DOLOOP
177 #define TARGET_INVALID_WITHIN_DOLOOP default_invalid_within_doloop
178 #endif
179
180 #ifndef TARGET_VALID_DLLIMPORT_ATTRIBUTE_P
181 #define TARGET_VALID_DLLIMPORT_ATTRIBUTE_P hook_bool_const_tree_true
182 #endif
183
184 #ifndef TARGET_HAVE_TLS
185 #define TARGET_HAVE_TLS false
186 #endif
187
188 #ifndef TARGET_HAVE_SRODATA_SECTION
189 #define TARGET_HAVE_SRODATA_SECTION false
190 #endif
191
192 #ifndef TARGET_TERMINATE_DW2_EH_FRAME_INFO
193 #ifdef EH_FRAME_SECTION_NAME
194 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO false
195 #else
196 #define TARGET_TERMINATE_DW2_EH_FRAME_INFO true
197 #endif
198 #endif
199
200 #define TARGET_DWARF_REGISTER_SPAN hook_rtx_rtx_null
201 #define TARGET_INIT_DWARF_REG_SIZES_EXTRA hook_void_tree
202
203 #ifndef TARGET_ASM_FILE_START
204 #define TARGET_ASM_FILE_START default_file_start
205 #endif
206
207 #ifndef TARGET_ASM_FILE_END
208 #define TARGET_ASM_FILE_END hook_void_void
209 #endif
210
211 #ifndef TARGET_ASM_LTO_START
212 #define TARGET_ASM_LTO_START hook_void_void
213 #endif
214
215 #ifndef TARGET_ASM_LTO_END
216 #define TARGET_ASM_LTO_END hook_void_void
217 #endif
218
219 #ifndef TARGET_ASM_CODE_END
220 #define TARGET_ASM_CODE_END hook_void_void
221 #endif
222
223 #ifndef TARGET_EXTRA_LIVE_ON_ENTRY
224 #define TARGET_EXTRA_LIVE_ON_ENTRY hook_void_bitmap
225 #endif
226
227 #ifndef TARGET_ASM_FILE_START_APP_OFF
228 #define TARGET_ASM_FILE_START_APP_OFF false
229 #endif
230
231 #ifndef TARGET_ASM_FILE_START_FILE_DIRECTIVE
232 #define TARGET_ASM_FILE_START_FILE_DIRECTIVE false
233 #endif
234
235 #ifndef TARGET_ASM_EXTERNAL_LIBCALL
236 #define TARGET_ASM_EXTERNAL_LIBCALL default_external_libcall
237 #endif
238
239 #ifndef TARGET_ASM_MARK_DECL_PRESERVED
240 #define TARGET_ASM_MARK_DECL_PRESERVED hook_void_constcharptr
241 #endif
242
243 #ifndef TARGET_ASM_OUTPUT_ANCHOR
244 #ifdef ASM_OUTPUT_DEF
245 #define TARGET_ASM_OUTPUT_ANCHOR default_asm_output_anchor
246 #else
247 #define TARGET_ASM_OUTPUT_ANCHOR NULL
248 #endif
249 #endif
250
251 #ifndef TARGET_ASM_OUTPUT_DWARF_DTPREL
252 #define TARGET_ASM_OUTPUT_DWARF_DTPREL NULL
253 #endif
254
255 #ifndef TARGET_ASM_FINAL_POSTSCAN_INSN
256 #define TARGET_ASM_FINAL_POSTSCAN_INSN NULL
257 #endif
258
259 #ifndef TARGET_ASM_RECORD_GCC_SWITCHES
260 #define TARGET_ASM_RECORD_GCC_SWITCHES NULL
261 #endif
262 #ifndef TARGET_ASM_RECORD_GCC_SWITCHES_SECTION
263 #define TARGET_ASM_RECORD_GCC_SWITCHES_SECTION ".GCC.command.line"
264 #endif
265
266 #define TARGET_ASM_TRAMPOLINE_TEMPLATE NULL
267
268 #ifndef TARGET_PRINT_OPERAND
269 #define TARGET_PRINT_OPERAND default_print_operand
270 #endif
271
272 #ifndef TARGET_PRINT_OPERAND_ADDRESS
273 #define TARGET_PRINT_OPERAND_ADDRESS default_print_operand_address
274 #endif
275
276 #ifndef TARGET_PRINT_OPERAND_PUNCT_VALID_P
277 #define TARGET_PRINT_OPERAND_PUNCT_VALID_P default_print_operand_punct_valid_p
278 #endif
279
280 #define TARGET_ASM_ALIGNED_INT_OP                               \
281                        {TARGET_ASM_ALIGNED_HI_OP,               \
282                         TARGET_ASM_ALIGNED_SI_OP,               \
283                         TARGET_ASM_ALIGNED_DI_OP,               \
284                         TARGET_ASM_ALIGNED_TI_OP}
285
286 #define TARGET_ASM_UNALIGNED_INT_OP                             \
287                        {TARGET_ASM_UNALIGNED_HI_OP,             \
288                         TARGET_ASM_UNALIGNED_SI_OP,             \
289                         TARGET_ASM_UNALIGNED_DI_OP,             \
290                         TARGET_ASM_UNALIGNED_TI_OP}
291
292 #define TARGET_ASM_OUT {TARGET_ASM_OPEN_PAREN,                  \
293                         TARGET_ASM_CLOSE_PAREN,                 \
294                         TARGET_ASM_BYTE_OP,                     \
295                         TARGET_ASM_ALIGNED_INT_OP,              \
296                         TARGET_ASM_UNALIGNED_INT_OP,            \
297                         TARGET_ASM_INTEGER,                     \
298                         TARGET_ASM_GLOBALIZE_LABEL,             \
299                         TARGET_ASM_GLOBALIZE_DECL_NAME,         \
300                         TARGET_ASM_EMIT_UNWIND_LABEL,           \
301                         TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL,     \
302                         TARGET_UNWIND_EMIT,                     \
303                         TARGET_ASM_INTERNAL_LABEL,              \
304                         TARGET_ASM_DECLARE_CONSTANT_NAME,       \
305                         TARGET_ASM_TTYPE,                       \
306                         TARGET_ASM_ASSEMBLE_VISIBILITY,         \
307                         TARGET_ASM_FUNCTION_PROLOGUE,           \
308                         TARGET_ASM_FUNCTION_END_PROLOGUE,       \
309                         TARGET_ASM_FUNCTION_BEGIN_EPILOGUE,     \
310                         TARGET_ASM_FUNCTION_EPILOGUE,           \
311                         TARGET_ASM_INIT_SECTIONS,               \
312                         TARGET_ASM_NAMED_SECTION,               \
313                         TARGET_ASM_RELOC_RW_MASK,               \
314                         TARGET_ASM_SELECT_SECTION,              \
315                         TARGET_ASM_SELECT_RTX_SECTION,          \
316                         TARGET_ASM_UNIQUE_SECTION,              \
317                         TARGET_ASM_FUNCTION_RODATA_SECTION,     \
318                         TARGET_ASM_CONSTRUCTOR,                 \
319                         TARGET_ASM_DESTRUCTOR,                  \
320                         TARGET_ASM_OUTPUT_MI_THUNK,             \
321                         TARGET_ASM_CAN_OUTPUT_MI_THUNK,         \
322                         TARGET_ASM_FILE_START,                  \
323                         TARGET_ASM_FILE_END,                    \
324                         TARGET_ASM_LTO_START,                   \
325                         TARGET_ASM_LTO_END,                     \
326                         TARGET_ASM_CODE_END,                    \
327                         TARGET_ASM_EXTERNAL_LIBCALL,            \
328                         TARGET_ASM_MARK_DECL_PRESERVED,         \
329                         TARGET_ASM_RECORD_GCC_SWITCHES,         \
330                         TARGET_ASM_RECORD_GCC_SWITCHES_SECTION, \
331                         TARGET_ASM_OUTPUT_ANCHOR,               \
332                         TARGET_ASM_OUTPUT_DWARF_DTPREL,         \
333                         TARGET_ASM_FINAL_POSTSCAN_INSN,         \
334                         TARGET_ASM_TRAMPOLINE_TEMPLATE,         \
335                         TARGET_PRINT_OPERAND,                   \
336                         TARGET_PRINT_OPERAND_ADDRESS,           \
337                         TARGET_PRINT_OPERAND_PUNCT_VALID_P }
338
339 /* Scheduler hooks.  All of these default to null pointers, which
340    haifa-sched.c looks for and handles.  */
341 #define TARGET_SCHED_ADJUST_COST 0
342 #define TARGET_SCHED_ADJUST_PRIORITY 0
343 #define TARGET_SCHED_ISSUE_RATE 0
344 #define TARGET_SCHED_VARIABLE_ISSUE 0
345 #define TARGET_SCHED_INIT 0
346 #define TARGET_SCHED_FINISH 0
347 #define TARGET_SCHED_INIT_GLOBAL 0
348 #define TARGET_SCHED_FINISH_GLOBAL 0
349 #define TARGET_SCHED_REORDER 0
350 #define TARGET_SCHED_REORDER2 0
351 #define TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK 0
352 #define TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN 0
353 #define TARGET_SCHED_DFA_PRE_CYCLE_INSN 0
354 #define TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN 0
355 #define TARGET_SCHED_DFA_POST_CYCLE_INSN 0
356 #define TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE 0
357 #define TARGET_SCHED_DFA_POST_ADVANCE_CYCLE 0
358 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD 0
359 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD 0
360 #define TARGET_SCHED_DFA_NEW_CYCLE 0
361 #define TARGET_SCHED_IS_COSTLY_DEPENDENCE 0
362 #define TARGET_SCHED_ADJUST_COST_2 0
363 #define TARGET_SCHED_H_I_D_EXTENDED 0
364 #define TARGET_SCHED_ALLOC_SCHED_CONTEXT 0
365 #define TARGET_SCHED_INIT_SCHED_CONTEXT 0
366 #define TARGET_SCHED_SET_SCHED_CONTEXT 0
367 #define TARGET_SCHED_CLEAR_SCHED_CONTEXT 0
368 #define TARGET_SCHED_FREE_SCHED_CONTEXT 0
369 #define TARGET_SCHED_SPECULATE_INSN 0
370 #define TARGET_SCHED_NEEDS_BLOCK_P 0
371 #define TARGET_SCHED_GEN_SPEC_CHECK 0
372 #define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC 0
373 #define TARGET_SCHED_SET_SCHED_FLAGS 0
374 #define TARGET_SCHED_GET_INSN_SPEC_DS 0
375 #define TARGET_SCHED_GET_INSN_CHECKED_DS 0
376 #define TARGET_SCHED_SKIP_RTX_P 0
377 #define TARGET_SCHED_SMS_RES_MII 0
378
379 #define TARGET_SCHED                                            \
380   {TARGET_SCHED_ADJUST_COST,                                    \
381    TARGET_SCHED_ADJUST_PRIORITY,                                \
382    TARGET_SCHED_ISSUE_RATE,                                     \
383    TARGET_SCHED_VARIABLE_ISSUE,                                 \
384    TARGET_SCHED_INIT,                                           \
385    TARGET_SCHED_FINISH,                                         \
386    TARGET_SCHED_INIT_GLOBAL,                                    \
387    TARGET_SCHED_FINISH_GLOBAL,                                  \
388    TARGET_SCHED_REORDER,                                        \
389    TARGET_SCHED_REORDER2,                                       \
390    TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK,                   \
391    TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,                        \
392    TARGET_SCHED_DFA_PRE_CYCLE_INSN,                             \
393    TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,                       \
394    TARGET_SCHED_DFA_POST_CYCLE_INSN,                            \
395    TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,                          \
396    TARGET_SCHED_DFA_POST_ADVANCE_CYCLE,                         \
397    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,            \
398    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,      \
399    TARGET_SCHED_DFA_NEW_CYCLE,                                  \
400    TARGET_SCHED_IS_COSTLY_DEPENDENCE,                           \
401    TARGET_SCHED_ADJUST_COST_2,                                  \
402    TARGET_SCHED_H_I_D_EXTENDED,                                 \
403    TARGET_SCHED_ALLOC_SCHED_CONTEXT,                            \
404    TARGET_SCHED_INIT_SCHED_CONTEXT,                             \
405    TARGET_SCHED_SET_SCHED_CONTEXT,                              \
406    TARGET_SCHED_CLEAR_SCHED_CONTEXT,                            \
407    TARGET_SCHED_FREE_SCHED_CONTEXT,                             \
408    TARGET_SCHED_SPECULATE_INSN,                                 \
409    TARGET_SCHED_NEEDS_BLOCK_P,                                  \
410    TARGET_SCHED_GEN_SPEC_CHECK,                                 \
411    TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC, \
412    TARGET_SCHED_SET_SCHED_FLAGS,                                \
413    TARGET_SCHED_GET_INSN_SPEC_DS,                               \
414    TARGET_SCHED_GET_INSN_CHECKED_DS,                            \
415    TARGET_SCHED_SKIP_RTX_P,                                     \
416    TARGET_SCHED_SMS_RES_MII}
417
418 #define TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD 0
419 #define TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION \
420   default_builtin_vectorized_function
421 #define TARGET_VECTORIZE_BUILTIN_CONVERSION \
422   default_builtin_vectorized_conversion
423 #define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN 0
424 #define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD 0
425 #define TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST \
426   default_builtin_vectorization_cost
427 #define TARGET_VECTOR_ALIGNMENT_REACHABLE \
428   default_builtin_vector_alignment_reachable
429 #define TARGET_VECTORIZE_BUILTIN_VEC_PERM 0
430 #define TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK \
431   hook_bool_tree_tree_true
432 #define TARGET_SUPPORT_VECTOR_MISALIGNMENT \
433   default_builtin_support_vector_misalignment
434
435
436 #define TARGET_VECTORIZE                                                \
437   {                                                                     \
438     TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD,                             \
439     TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION,                       \
440     TARGET_VECTORIZE_BUILTIN_CONVERSION,                                \
441     TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN,                            \
442     TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD,                             \
443     TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST,                        \
444     TARGET_VECTOR_ALIGNMENT_REACHABLE,                                  \
445     TARGET_VECTORIZE_BUILTIN_VEC_PERM,                                  \
446     TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK,                               \
447     TARGET_SUPPORT_VECTOR_MISALIGNMENT                                  \
448   }
449
450 #define TARGET_DEFAULT_TARGET_FLAGS 0
451
452 #define TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE hook_void_void
453
454 #define TARGET_HANDLE_OPTION hook_bool_size_t_constcharptr_int_true
455 #define TARGET_HANDLE_OFAST hook_void_void
456 #define TARGET_HELP NULL
457
458 /* In except.c */
459 #define TARGET_EH_RETURN_FILTER_MODE  default_eh_return_filter_mode
460
461 /* In libgcc2.c */
462 #define TARGET_LIBGCC_CMP_RETURN_MODE  default_libgcc_cmp_return_mode
463 #define TARGET_LIBGCC_SHIFT_COUNT_MODE default_libgcc_shift_count_mode
464
465 /* In unwind-generic.h.  */
466 #define TARGET_UNWIND_WORD_MODE default_unwind_word_mode
467
468 /* In tree.c.  */
469 #define TARGET_MERGE_DECL_ATTRIBUTES merge_decl_attributes
470 #define TARGET_MERGE_TYPE_ATTRIBUTES merge_type_attributes
471 #define TARGET_ATTRIBUTE_TABLE NULL
472
473 /* In cse.c.  */
474 #define TARGET_ADDRESS_COST default_address_cost
475 #define TARGET_CONST_ANCHOR 0
476
477 #ifndef TARGET_REGISTER_MOVE_COST
478 #define TARGET_REGISTER_MOVE_COST default_register_move_cost
479 #endif
480
481 #ifndef TARGET_MEMORY_MOVE_COST
482 #define TARGET_MEMORY_MOVE_COST default_memory_move_cost
483 #endif
484
485 /* In builtins.c.  */
486 #define TARGET_INIT_BUILTINS hook_void_void
487 #define TARGET_EXPAND_BUILTIN default_expand_builtin
488 #define TARGET_RESOLVE_OVERLOADED_BUILTIN NULL
489 #define TARGET_FOLD_BUILTIN hook_tree_tree_int_treep_bool_null
490 #define TARGET_BUILTIN_DECL NULL
491
492 /* In tree-ssa-math-opts.c  */
493 #define TARGET_BUILTIN_RECIPROCAL default_builtin_reciprocal
494
495 /* In varasm.c.  */
496 #ifndef TARGET_SECTION_TYPE_FLAGS
497 #define TARGET_SECTION_TYPE_FLAGS default_section_type_flags
498 #endif
499
500 #ifndef TARGET_STRIP_NAME_ENCODING
501 #define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding
502 #endif
503
504 #ifndef TARGET_BINDS_LOCAL_P
505 #define TARGET_BINDS_LOCAL_P default_binds_local_p
506 #endif
507
508 #ifndef TARGET_SHIFT_TRUNCATION_MASK
509 #define TARGET_SHIFT_TRUNCATION_MASK default_shift_truncation_mask
510 #endif
511
512 #ifndef TARGET_MIN_DIVISIONS_FOR_RECIP_MUL
513 #define TARGET_MIN_DIVISIONS_FOR_RECIP_MUL default_min_divisions_for_recip_mul
514 #endif
515
516 #ifndef TARGET_MODE_REP_EXTENDED
517 #define TARGET_MODE_REP_EXTENDED default_mode_rep_extended
518 #endif
519
520 #ifndef TARGET_VALID_POINTER_MODE
521 #define TARGET_VALID_POINTER_MODE default_valid_pointer_mode
522 #endif
523
524 #ifndef TARGET_ADDR_SPACE_POINTER_MODE
525 #define TARGET_ADDR_SPACE_POINTER_MODE default_addr_space_pointer_mode
526 #endif
527
528 #ifndef TARGET_ADDR_SPACE_ADDRESS_MODE
529 #define TARGET_ADDR_SPACE_ADDRESS_MODE default_addr_space_address_mode
530 #endif
531
532 #ifndef TARGET_ADDR_SPACE_VALID_POINTER_MODE
533 #define TARGET_ADDR_SPACE_VALID_POINTER_MODE \
534         default_addr_space_valid_pointer_mode
535 #endif
536
537 #ifndef TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P
538 #define TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P \
539   default_addr_space_legitimate_address_p
540 #endif
541
542 #ifndef TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS
543 #define TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS \
544   default_addr_space_legitimize_address
545 #endif
546
547 #ifndef TARGET_ADDR_SPACE_SUBSET_P
548 #define TARGET_ADDR_SPACE_SUBSET_P default_addr_space_subset_p
549 #endif
550
551 #ifndef TARGET_ADDR_SPACE_CONVERT
552 #define TARGET_ADDR_SPACE_CONVERT default_addr_space_convert
553 #endif
554
555 #define TARGET_ADDR_SPACE_HOOKS                 \
556   {                                             \
557     TARGET_ADDR_SPACE_POINTER_MODE,             \
558     TARGET_ADDR_SPACE_ADDRESS_MODE,             \
559     TARGET_ADDR_SPACE_VALID_POINTER_MODE,       \
560     TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P,     \
561     TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS,       \
562     TARGET_ADDR_SPACE_SUBSET_P,                 \
563     TARGET_ADDR_SPACE_CONVERT,                  \
564   }
565
566 #ifndef TARGET_SCALAR_MODE_SUPPORTED_P
567 #define TARGET_SCALAR_MODE_SUPPORTED_P default_scalar_mode_supported_p
568 #endif
569
570 #ifndef TARGET_ENUM_VA_LIST_P
571 #define TARGET_ENUM_VA_LIST_P NULL
572 #endif
573
574 #ifndef TARGET_DECIMAL_FLOAT_SUPPORTED_P
575 #define TARGET_DECIMAL_FLOAT_SUPPORTED_P default_decimal_float_supported_p
576 #endif
577
578 #ifndef TARGET_FIXED_POINT_SUPPORTED_P
579 #define TARGET_FIXED_POINT_SUPPORTED_P default_fixed_point_supported_p
580 #endif
581
582 #ifndef TARGET_VECTOR_MODE_SUPPORTED_P
583 #define TARGET_VECTOR_MODE_SUPPORTED_P hook_bool_mode_false
584 #endif
585
586 #ifndef TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P
587 #define TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P hook_bool_mode_false
588 #endif
589
590 /* In hooks.c.  */
591 #define TARGET_CANNOT_MODIFY_JUMPS_P hook_bool_void_false
592 #define TARGET_BRANCH_TARGET_REGISTER_CLASS \
593   default_branch_target_register_class
594 #define TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED hook_bool_bool_false
595 #define TARGET_HAVE_CONDITIONAL_EXECUTION default_have_conditional_execution
596 #define TARGET_LOOP_UNROLL_ADJUST NULL
597 #define TARGET_CANNOT_FORCE_CONST_MEM hook_bool_rtx_false
598 #define TARGET_CANNOT_COPY_INSN_P NULL
599 #define TARGET_COMMUTATIVE_P hook_bool_const_rtx_commutative_p
600 #define TARGET_LEGITIMIZE_ADDRESS default_legitimize_address
601 #define TARGET_DELEGITIMIZE_ADDRESS delegitimize_mem_from_attrs
602 #define TARGET_LEGITIMATE_ADDRESS_P default_legitimate_address_p
603 #define TARGET_USE_BLOCKS_FOR_CONSTANT_P hook_bool_mode_const_rtx_false
604 #define TARGET_MIN_ANCHOR_OFFSET 0
605 #define TARGET_MAX_ANCHOR_OFFSET 0
606 #define TARGET_USE_ANCHORS_FOR_SYMBOL_P default_use_anchors_for_symbol_p
607 #define TARGET_FUNCTION_OK_FOR_SIBCALL hook_bool_tree_tree_false
608 #define TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P hook_bool_const_tree_false
609 #define TARGET_COMP_TYPE_ATTRIBUTES hook_int_const_tree_const_tree_1
610 #ifndef TARGET_SET_DEFAULT_TYPE_ATTRIBUTES
611 #define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES hook_void_tree
612 #endif
613 #define TARGET_INSERT_ATTRIBUTES hook_void_tree_treeptr
614 #define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P hook_bool_const_tree_false
615 #define TARGET_MS_BITFIELD_LAYOUT_P hook_bool_const_tree_false
616 #define TARGET_ALIGN_ANON_BITFIELD hook_bool_void_false
617 #define TARGET_NARROW_VOLATILE_BITFIELD hook_bool_void_false
618 #define TARGET_RTX_COSTS hook_bool_rtx_int_int_intp_bool_false
619 #define TARGET_MANGLE_TYPE hook_constcharptr_const_tree_null
620 #define TARGET_ALLOCATE_INITIAL_VALUE NULL
621
622 #define TARGET_UNSPEC_MAY_TRAP_P default_unspec_may_trap_p
623
624 #ifndef TARGET_SET_CURRENT_FUNCTION
625 #define TARGET_SET_CURRENT_FUNCTION hook_void_tree
626 #endif
627
628 #ifndef TARGET_INIT_LIBFUNCS
629 #define TARGET_INIT_LIBFUNCS hook_void_void
630 #endif
631
632 #ifndef TARGET_IN_SMALL_DATA_P
633 #define TARGET_IN_SMALL_DATA_P hook_bool_const_tree_false
634 #endif
635
636 #ifndef TARGET_MODE_DEPENDENT_ADDRESS_P
637 #define TARGET_MODE_DEPENDENT_ADDRESS_P default_mode_dependent_address_p
638 #endif
639
640 #ifndef TARGET_MANGLE_DECL_ASSEMBLER_NAME
641 #define TARGET_MANGLE_DECL_ASSEMBLER_NAME default_mangle_decl_assembler_name
642 #endif
643
644 #ifndef TARGET_ENCODE_SECTION_INFO
645 #define TARGET_ENCODE_SECTION_INFO default_encode_section_info
646 #endif
647
648 #ifndef TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN
649 #define TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN hook_invalid_arg_for_unprototyped_fn
650 #endif
651
652 #define TARGET_INVALID_CONVERSION hook_constcharptr_const_tree_const_tree_null
653 #define TARGET_INVALID_UNARY_OP hook_constcharptr_int_const_tree_null
654 #define TARGET_INVALID_BINARY_OP hook_constcharptr_int_const_tree_const_tree_null
655 #define TARGET_INVALID_PARAMETER_TYPE hook_constcharptr_const_tree_null
656 #define TARGET_INVALID_RETURN_TYPE hook_constcharptr_const_tree_null
657 #define TARGET_PROMOTED_TYPE hook_tree_const_tree_null
658 #define TARGET_CONVERT_TO_TYPE hook_tree_tree_tree_null
659
660 #define TARGET_FIXED_CONDITION_CODE_REGS hook_bool_uintp_uintp_false
661
662 #define TARGET_CC_MODES_COMPATIBLE default_cc_modes_compatible
663
664 #define TARGET_MACHINE_DEPENDENT_REORG 0
665
666 #define TARGET_BUILD_BUILTIN_VA_LIST std_build_builtin_va_list
667 #define TARGET_FN_ABI_VA_LIST std_fn_abi_va_list
668 #define TARGET_CANONICAL_VA_LIST_TYPE std_canonical_va_list_type
669 #define TARGET_EXPAND_BUILTIN_VA_START 0
670
671 #define TARGET_GET_PCH_VALIDITY default_get_pch_validity
672 #define TARGET_PCH_VALID_P default_pch_valid_p
673 #define TARGET_CHECK_PCH_TARGET_FLAGS NULL
674
675 #define TARGET_DEFAULT_SHORT_ENUMS hook_bool_void_false
676
677 #define TARGET_BUILTIN_SETJMP_FRAME_VALUE default_builtin_setjmp_frame_value
678
679 #define TARGET_MD_ASM_CLOBBERS hook_tree_tree_tree_tree_3rd_identity
680
681 #define TARGET_DWARF_CALLING_CONVENTION hook_int_const_tree_0
682
683 #define TARGET_DWARF_HANDLE_FRAME_UNSPEC 0
684
685 #define TARGET_STDARG_OPTIMIZE_HOOK 0
686
687 #define TARGET_STACK_PROTECT_GUARD  default_stack_protect_guard
688 #define TARGET_STACK_PROTECT_FAIL   default_external_stack_protect_fail
689
690 #define TARGET_ARM_EABI_UNWINDER false
691
692 #define TARGET_PROMOTE_FUNCTION_MODE default_promote_function_mode
693 #define TARGET_PROMOTE_PROTOTYPES hook_bool_const_tree_false
694
695 #define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null
696 #define TARGET_RETURN_IN_MEMORY default_return_in_memory
697 #define TARGET_RETURN_IN_MSB hook_bool_const_tree_false
698
699 #define TARGET_EXPAND_BUILTIN_SAVEREGS default_expand_builtin_saveregs
700 #define TARGET_SETUP_INCOMING_VARARGS default_setup_incoming_varargs
701 #define TARGET_STRICT_ARGUMENT_NAMING hook_bool_CUMULATIVE_ARGS_false
702 #define TARGET_PRETEND_OUTGOING_VARARGS_NAMED \
703   default_pretend_outgoing_varargs_named
704 #define TARGET_SPLIT_COMPLEX_ARG NULL
705
706 #define TARGET_GIMPLIFY_VA_ARG_EXPR std_gimplify_va_arg_expr
707 #define TARGET_PASS_BY_REFERENCE hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
708
709 #define TARGET_RELAXED_ORDERING false
710
711 #define TARGET_MUST_PASS_IN_STACK must_pass_in_stack_var_size_or_pad
712 #define TARGET_CALLEE_COPIES hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
713 #define TARGET_ARG_PARTIAL_BYTES hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
714
715 #define TARGET_FUNCTION_VALUE default_function_value
716 #define TARGET_LIBCALL_VALUE default_libcall_value
717 #define TARGET_FUNCTION_VALUE_REGNO_P default_function_value_regno_p
718 #define TARGET_INTERNAL_ARG_POINTER default_internal_arg_pointer
719 #define TARGET_UPDATE_STACK_BOUNDARY NULL
720 #define TARGET_GET_DRAP_RTX NULL
721 #define TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS hook_bool_void_true
722 #define TARGET_STATIC_CHAIN default_static_chain
723 #define TARGET_TRAMPOLINE_INIT default_trampoline_init
724 #define TARGET_TRAMPOLINE_ADJUST_ADDRESS NULL
725
726 #define TARGET_CALLS {                                          \
727    TARGET_PROMOTE_FUNCTION_MODE,                                \
728    TARGET_PROMOTE_PROTOTYPES,                                   \
729    TARGET_STRUCT_VALUE_RTX,                                     \
730    TARGET_RETURN_IN_MEMORY,                                     \
731    TARGET_RETURN_IN_MSB,                                        \
732    TARGET_PASS_BY_REFERENCE,                                    \
733    TARGET_EXPAND_BUILTIN_SAVEREGS,                              \
734    TARGET_SETUP_INCOMING_VARARGS,                               \
735    TARGET_STRICT_ARGUMENT_NAMING,                               \
736    TARGET_PRETEND_OUTGOING_VARARGS_NAMED,                       \
737    TARGET_SPLIT_COMPLEX_ARG,                                    \
738    TARGET_MUST_PASS_IN_STACK,                                   \
739    TARGET_CALLEE_COPIES,                                        \
740    TARGET_ARG_PARTIAL_BYTES,                                    \
741    TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN,                      \
742    TARGET_FUNCTION_VALUE,                                       \
743    TARGET_LIBCALL_VALUE,                                        \
744    TARGET_FUNCTION_VALUE_REGNO_P,                               \
745    TARGET_INTERNAL_ARG_POINTER,                                 \
746    TARGET_UPDATE_STACK_BOUNDARY,                                \
747    TARGET_GET_DRAP_RTX,                                         \
748    TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS,                        \
749    TARGET_STATIC_CHAIN,                                         \
750    TARGET_TRAMPOLINE_INIT,                                      \
751    TARGET_TRAMPOLINE_ADJUST_ADDRESS                             \
752    }
753
754 #ifndef TARGET_UNWIND_TABLES_DEFAULT
755 #define TARGET_UNWIND_TABLES_DEFAULT false
756 #endif
757
758 #ifndef TARGET_HANDLE_PRAGMA_EXTERN_PREFIX
759 #define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 0
760 #endif
761
762 #ifdef IRA_COVER_CLASSES
763 #define TARGET_IRA_COVER_CLASSES default_ira_cover_classes
764 #else
765 #define TARGET_IRA_COVER_CLASSES 0
766 #endif
767
768 #ifndef TARGET_SECONDARY_RELOAD
769 #define TARGET_SECONDARY_RELOAD default_secondary_reload
770 #endif
771
772 #ifndef TARGET_EXPAND_TO_RTL_HOOK
773 #define TARGET_EXPAND_TO_RTL_HOOK hook_void_void
774 #endif
775
776 #ifndef TARGET_INSTANTIATE_DECLS
777 #define TARGET_INSTANTIATE_DECLS hook_void_void
778 #endif
779
780 #ifndef TARGET_HARD_REGNO_SCRATCH_OK
781 #define TARGET_HARD_REGNO_SCRATCH_OK default_hard_regno_scratch_ok
782 #endif
783
784 #ifndef TARGET_CASE_VALUES_THRESHOLD
785 #define TARGET_CASE_VALUES_THRESHOLD default_case_values_threshold
786 #endif
787
788 #ifndef TARGET_FRAME_POINTER_REQUIRED
789 #define TARGET_FRAME_POINTER_REQUIRED hook_bool_void_false
790 #endif
791
792 #ifndef TARGET_CAN_ELIMINATE
793 #define TARGET_CAN_ELIMINATE hook_bool_const_int_const_int_true
794 #endif
795
796 /* C specific.  */
797 #ifndef TARGET_C_MODE_FOR_SUFFIX
798 #define TARGET_C_MODE_FOR_SUFFIX default_mode_for_suffix
799 #endif
800
801 #define TARGET_C                                \
802   {                                             \
803     TARGET_C_MODE_FOR_SUFFIX                    \
804   }
805
806 /* C++ specific.  */
807 #ifndef TARGET_CXX_GUARD_TYPE
808 #define TARGET_CXX_GUARD_TYPE default_cxx_guard_type
809 #endif
810
811 #ifndef TARGET_CXX_GUARD_MASK_BIT
812 #define TARGET_CXX_GUARD_MASK_BIT hook_bool_void_false
813 #endif
814
815 #ifndef TARGET_CXX_GET_COOKIE_SIZE
816 #define TARGET_CXX_GET_COOKIE_SIZE default_cxx_get_cookie_size
817 #endif
818
819 #ifndef TARGET_CXX_COOKIE_HAS_SIZE
820 #define TARGET_CXX_COOKIE_HAS_SIZE hook_bool_void_false
821 #endif
822
823 #ifndef TARGET_CXX_IMPORT_EXPORT_CLASS
824 #define TARGET_CXX_IMPORT_EXPORT_CLASS NULL
825 #endif
826
827 #ifndef TARGET_CXX_CDTOR_RETURNS_THIS
828 #define TARGET_CXX_CDTOR_RETURNS_THIS hook_bool_void_false
829 #endif
830
831 #ifndef TARGET_CXX_KEY_METHOD_MAY_BE_INLINE
832 #define TARGET_CXX_KEY_METHOD_MAY_BE_INLINE hook_bool_void_true
833 #endif
834
835 #ifndef TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY
836 #define TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY hook_void_tree
837 #endif
838
839 #ifndef TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT
840 #define TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT hook_bool_void_true
841 #endif
842
843 #ifndef TARGET_CXX_LIBRARY_RTTI_COMDAT
844 #define TARGET_CXX_LIBRARY_RTTI_COMDAT hook_bool_void_true
845 #endif
846
847 #ifndef TARGET_CXX_USE_AEABI_ATEXIT
848 #define TARGET_CXX_USE_AEABI_ATEXIT hook_bool_void_false
849 #endif
850
851 #ifndef TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT
852 #define TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT hook_bool_void_false
853 #endif
854
855 #ifndef TARGET_CXX_ADJUST_CLASS_AT_DEFINITION
856 #define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION hook_void_tree
857 #endif
858
859 #define TARGET_CXX                              \
860   {                                             \
861     TARGET_CXX_GUARD_TYPE,                      \
862     TARGET_CXX_GUARD_MASK_BIT,                  \
863     TARGET_CXX_GET_COOKIE_SIZE,                 \
864     TARGET_CXX_COOKIE_HAS_SIZE,                 \
865     TARGET_CXX_IMPORT_EXPORT_CLASS,             \
866     TARGET_CXX_CDTOR_RETURNS_THIS,              \
867     TARGET_CXX_KEY_METHOD_MAY_BE_INLINE,        \
868     TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY, \
869     TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT,        \
870     TARGET_CXX_LIBRARY_RTTI_COMDAT,             \
871     TARGET_CXX_USE_AEABI_ATEXIT,                \
872     TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT,       \
873     TARGET_CXX_ADJUST_CLASS_AT_DEFINITION       \
874   }
875
876 /* EMUTLS specific */
877 #ifndef TARGET_EMUTLS_GET_ADDRESS
878 #define TARGET_EMUTLS_GET_ADDRESS "__builtin___emutls_get_address"
879 #endif
880
881 #ifndef TARGET_EMUTLS_REGISTER_COMMON
882 #define TARGET_EMUTLS_REGISTER_COMMON "__builtin___emutls_register_common"
883 #endif
884
885 #ifndef TARGET_EMUTLS_VAR_SECTION
886 #define TARGET_EMUTLS_VAR_SECTION NULL
887 #endif
888
889 #ifndef TARGET_EMUTLS_TMPL_SECTION
890 #define TARGET_EMUTLS_TMPL_SECTION NULL
891 #endif
892
893 #ifndef TARGET_EMUTLS_VAR_PREFIX
894 #define TARGET_EMUTLS_VAR_PREFIX NULL
895 #endif
896
897 #ifndef TARGET_EMUTLS_TMPL_PREFIX
898 #define TARGET_EMUTLS_TMPL_PREFIX NULL
899 #endif
900
901 #ifndef TARGET_EMUTLS_VAR_FIELDS
902 #define TARGET_EMUTLS_VAR_FIELDS default_emutls_var_fields
903 #endif
904
905 #ifndef TARGET_EMUTLS_VAR_INIT
906 #define TARGET_EMUTLS_VAR_INIT default_emutls_var_init
907 #endif
908
909 #ifndef TARGET_EMUTLS_VAR_ALIGN_FIXED
910 #define TARGET_EMUTLS_VAR_ALIGN_FIXED false
911 #endif
912
913 #ifndef TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS
914 #define TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS false
915 #endif
916
917 #define TARGET_EMUTLS                           \
918   {                                             \
919     TARGET_EMUTLS_GET_ADDRESS,                  \
920     TARGET_EMUTLS_REGISTER_COMMON,              \
921     TARGET_EMUTLS_VAR_SECTION,                  \
922     TARGET_EMUTLS_TMPL_SECTION,                 \
923     TARGET_EMUTLS_VAR_PREFIX,                   \
924     TARGET_EMUTLS_TMPL_PREFIX,                  \
925     TARGET_EMUTLS_VAR_FIELDS,                   \
926     TARGET_EMUTLS_VAR_INIT,                     \
927     TARGET_EMUTLS_VAR_ALIGN_FIXED,              \
928     TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS        \
929   }
930
931 /* Function specific option attribute support.  */
932 #ifndef TARGET_OPTION_VALID_ATTRIBUTE_P
933 #define TARGET_OPTION_VALID_ATTRIBUTE_P \
934   default_target_option_valid_attribute_p
935 #endif
936
937 #ifndef TARGET_OPTION_SAVE
938 #define TARGET_OPTION_SAVE NULL
939 #endif
940
941 #ifndef TARGET_OPTION_RESTORE
942 #define TARGET_OPTION_RESTORE NULL
943 #endif
944
945 #ifndef TARGET_OPTION_PRINT
946 #define TARGET_OPTION_PRINT NULL
947 #endif
948
949 #ifndef TARGET_OPTION_PRAGMA_PARSE
950 #define TARGET_OPTION_PRAGMA_PARSE default_target_option_pragma_parse
951 #endif
952
953 #ifndef TARGET_CAN_INLINE_P
954 #define TARGET_CAN_INLINE_P default_target_can_inline_p
955 #endif
956
957 #define TARGET_OPTION_HOOKS                     \
958   {                                             \
959     TARGET_OPTION_VALID_ATTRIBUTE_P,            \
960     TARGET_OPTION_SAVE,                         \
961     TARGET_OPTION_RESTORE,                      \
962     TARGET_OPTION_PRINT,                        \
963     TARGET_OPTION_PRAGMA_PARSE,                 \
964     TARGET_CAN_INLINE_P,                        \
965   }
966
967 /* The whole shebang.  */
968 #define TARGET_INITIALIZER                      \
969 {                                               \
970   TARGET_ASM_OUT,                               \
971   TARGET_SCHED,                                 \
972   TARGET_VECTORIZE,                             \
973   TARGET_DEFAULT_TARGET_FLAGS,                  \
974   TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE,         \
975   TARGET_HANDLE_OPTION,                         \
976   TARGET_HANDLE_OFAST,                          \
977   TARGET_HELP,                                  \
978   TARGET_EH_RETURN_FILTER_MODE,                 \
979   TARGET_LIBGCC_CMP_RETURN_MODE,                \
980   TARGET_LIBGCC_SHIFT_COUNT_MODE,               \
981   TARGET_UNWIND_WORD_MODE,                      \
982   TARGET_MERGE_DECL_ATTRIBUTES,                 \
983   TARGET_MERGE_TYPE_ATTRIBUTES,                 \
984   TARGET_ATTRIBUTE_TABLE,                       \
985   TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P,          \
986   TARGET_COMP_TYPE_ATTRIBUTES,                  \
987   TARGET_SET_DEFAULT_TYPE_ATTRIBUTES,           \
988   TARGET_INSERT_ATTRIBUTES,                     \
989   TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,        \
990   TARGET_MS_BITFIELD_LAYOUT_P,                  \
991   TARGET_DECIMAL_FLOAT_SUPPORTED_P,             \
992   TARGET_FIXED_POINT_SUPPORTED_P,               \
993   TARGET_ALIGN_ANON_BITFIELD,                   \
994   TARGET_NARROW_VOLATILE_BITFIELD,              \
995   TARGET_INIT_BUILTINS,                         \
996   TARGET_BUILTIN_DECL,                          \
997   TARGET_EXPAND_BUILTIN,                        \
998   TARGET_RESOLVE_OVERLOADED_BUILTIN,            \
999   TARGET_FOLD_BUILTIN,                          \
1000   TARGET_BUILTIN_RECIPROCAL,                    \
1001   TARGET_MANGLE_TYPE,                           \
1002   TARGET_INIT_LIBFUNCS,                         \
1003   TARGET_SECTION_TYPE_FLAGS,                    \
1004   TARGET_CANNOT_MODIFY_JUMPS_P,                 \
1005   TARGET_BRANCH_TARGET_REGISTER_CLASS,          \
1006   TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED,   \
1007   TARGET_HAVE_CONDITIONAL_EXECUTION,            \
1008   TARGET_LOOP_UNROLL_ADJUST,                    \
1009   TARGET_CANNOT_FORCE_CONST_MEM,                \
1010   TARGET_CANNOT_COPY_INSN_P,                    \
1011   TARGET_COMMUTATIVE_P,                         \
1012   TARGET_MODE_DEPENDENT_ADDRESS_P,              \
1013   TARGET_LEGITIMIZE_ADDRESS,                    \
1014   TARGET_DELEGITIMIZE_ADDRESS,                  \
1015   TARGET_LEGITIMATE_ADDRESS_P,                  \
1016   TARGET_USE_BLOCKS_FOR_CONSTANT_P,             \
1017   TARGET_MIN_ANCHOR_OFFSET,                     \
1018   TARGET_MAX_ANCHOR_OFFSET,                     \
1019   TARGET_USE_ANCHORS_FOR_SYMBOL_P,              \
1020   TARGET_FUNCTION_OK_FOR_SIBCALL,               \
1021   TARGET_SET_CURRENT_FUNCTION,                  \
1022   TARGET_IN_SMALL_DATA_P,                       \
1023   TARGET_BINDS_LOCAL_P,                         \
1024   TARGET_MANGLE_DECL_ASSEMBLER_NAME,            \
1025   TARGET_ENCODE_SECTION_INFO,                   \
1026   TARGET_STRIP_NAME_ENCODING,                   \
1027   TARGET_SHIFT_TRUNCATION_MASK,                 \
1028   TARGET_MIN_DIVISIONS_FOR_RECIP_MUL,           \
1029   TARGET_MODE_REP_EXTENDED,                     \
1030   TARGET_VALID_POINTER_MODE,                    \
1031   TARGET_ADDR_SPACE_HOOKS,                      \
1032   TARGET_SCALAR_MODE_SUPPORTED_P,               \
1033   TARGET_VECTOR_MODE_SUPPORTED_P,               \
1034   TARGET_REGISTER_MOVE_COST,                    \
1035   TARGET_MEMORY_MOVE_COST,                      \
1036   TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P,     \
1037   TARGET_RTX_COSTS,                             \
1038   TARGET_ADDRESS_COST,                          \
1039   TARGET_ALLOCATE_INITIAL_VALUE,                \
1040   TARGET_UNSPEC_MAY_TRAP_P,                     \
1041   TARGET_DWARF_REGISTER_SPAN,                   \
1042   TARGET_INIT_DWARF_REG_SIZES_EXTRA,            \
1043   TARGET_FIXED_CONDITION_CODE_REGS,             \
1044   TARGET_CC_MODES_COMPATIBLE,                   \
1045   TARGET_MACHINE_DEPENDENT_REORG,               \
1046   TARGET_BUILD_BUILTIN_VA_LIST,                 \
1047   TARGET_ENUM_VA_LIST_P,                        \
1048   TARGET_FN_ABI_VA_LIST,                        \
1049   TARGET_CANONICAL_VA_LIST_TYPE,                \
1050   TARGET_EXPAND_BUILTIN_VA_START,               \
1051   TARGET_GIMPLIFY_VA_ARG_EXPR,                  \
1052   TARGET_GET_PCH_VALIDITY,                      \
1053   TARGET_PCH_VALID_P,                           \
1054   TARGET_CHECK_PCH_TARGET_FLAGS,                \
1055   TARGET_DEFAULT_SHORT_ENUMS,                   \
1056   TARGET_BUILTIN_SETJMP_FRAME_VALUE,            \
1057   TARGET_MD_ASM_CLOBBERS,                       \
1058   TARGET_DWARF_CALLING_CONVENTION,              \
1059   TARGET_DWARF_HANDLE_FRAME_UNSPEC,             \
1060   TARGET_STDARG_OPTIMIZE_HOOK,                  \
1061   TARGET_STACK_PROTECT_GUARD,                   \
1062   TARGET_STACK_PROTECT_FAIL,                    \
1063   TARGET_INVALID_WITHIN_DOLOOP,                 \
1064   TARGET_VALID_DLLIMPORT_ATTRIBUTE_P,           \
1065   TARGET_CONST_ANCHOR,                          \
1066   TARGET_CALLS,                                 \
1067   TARGET_INVALID_CONVERSION,                    \
1068   TARGET_INVALID_UNARY_OP,                      \
1069   TARGET_INVALID_BINARY_OP,                     \
1070   TARGET_INVALID_PARAMETER_TYPE,                \
1071   TARGET_INVALID_RETURN_TYPE,                   \
1072   TARGET_PROMOTED_TYPE,                         \
1073   TARGET_CONVERT_TO_TYPE,                       \
1074   TARGET_IRA_COVER_CLASSES,                     \
1075   TARGET_SECONDARY_RELOAD,                      \
1076   TARGET_EXPAND_TO_RTL_HOOK,                    \
1077   TARGET_INSTANTIATE_DECLS,                     \
1078   TARGET_HARD_REGNO_SCRATCH_OK,                 \
1079   TARGET_CASE_VALUES_THRESHOLD,                 \
1080   TARGET_FRAME_POINTER_REQUIRED,                \
1081   TARGET_CAN_ELIMINATE,                         \
1082   TARGET_C,                                     \
1083   TARGET_CXX,                                   \
1084   TARGET_EMUTLS,                                \
1085   TARGET_OPTION_HOOKS,                          \
1086   TARGET_EXTRA_LIVE_ON_ENTRY,                   \
1087   TARGET_UNWIND_TABLES_DEFAULT,                 \
1088   TARGET_HAVE_NAMED_SECTIONS,                   \
1089   TARGET_HAVE_SWITCHABLE_BSS_SECTIONS,          \
1090   TARGET_HAVE_CTORS_DTORS,                      \
1091   TARGET_HAVE_TLS,                              \
1092   TARGET_HAVE_SRODATA_SECTION,                  \
1093   TARGET_TERMINATE_DW2_EH_FRAME_INFO,           \
1094   TARGET_ASM_FILE_START_APP_OFF,                \
1095   TARGET_ASM_FILE_START_FILE_DIRECTIVE,         \
1096   TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,           \
1097   TARGET_RELAXED_ORDERING,                      \
1098   TARGET_ARM_EABI_UNWINDER                      \
1099 }
1100
1101 #define TARGET_HANDLE_C_OPTION default_handle_c_option
1102 #define TARGETCM_INITIALIZER { TARGET_HANDLE_C_OPTION }
1103
1104 #include "hooks.h"
1105 #include "targhooks.h"