forked from illumos/gcc
-
Notifications
You must be signed in to change notification settings - Fork 1
/
defaults.h
1342 lines (1096 loc) · 39.2 KB
/
defaults.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* Definitions of various defaults for tm.h macros.
Copyright (C) 1992, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
Contributed by Ron Guilmette (rfg@monkeys.com)
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_DEFAULTS_H
#define GCC_DEFAULTS_H
/* Store in OUTPUT a string (made with alloca) containing an
assembler-name for a local static variable or function named NAME.
LABELNO is an integer which is different for each call. */
#ifndef ASM_PN_FORMAT
# ifndef NO_DOT_IN_LABEL
# define ASM_PN_FORMAT "%s.%lu"
# else
# ifndef NO_DOLLAR_IN_LABEL
# define ASM_PN_FORMAT "%s$%lu"
# else
# define ASM_PN_FORMAT "__%s_%lu"
# endif
# endif
#endif /* ! ASM_PN_FORMAT */
#ifndef ASM_FORMAT_PRIVATE_NAME
# define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \
do { const char *const name_ = (NAME); \
char *const output_ = (OUTPUT) = \
(char *) alloca (strlen (name_) + 32); \
sprintf (output_, ASM_PN_FORMAT, name_, (unsigned long)(LABELNO)); \
} while (0)
#endif
/* Choose a reasonable default for ASM_OUTPUT_ASCII. */
#ifndef ASM_OUTPUT_ASCII
#define ASM_OUTPUT_ASCII(MYFILE, MYSTRING, MYLENGTH) \
do { \
FILE *_hide_asm_out_file = (MYFILE); \
const unsigned char *_hide_p = (const unsigned char *) (MYSTRING); \
int _hide_thissize = (MYLENGTH); \
{ \
FILE *asm_out_file = _hide_asm_out_file; \
const unsigned char *p = _hide_p; \
int thissize = _hide_thissize; \
int i; \
fprintf (asm_out_file, "\t.ascii \""); \
\
for (i = 0; i < thissize; i++) \
{ \
int c = p[i]; \
if (c == '\"' || c == '\\') \
putc ('\\', asm_out_file); \
if (ISPRINT(c)) \
putc (c, asm_out_file); \
else \
{ \
fprintf (asm_out_file, "\\%o", c); \
/* After an octal-escape, if a digit follows, \
terminate one string constant and start another. \
The VAX assembler fails to stop reading the escape \
after three digits, so this is the only way we \
can get it to parse the data properly. */ \
if (i < thissize - 1 && ISDIGIT(p[i + 1])) \
fprintf (asm_out_file, "\"\n\t.ascii \""); \
} \
} \
fprintf (asm_out_file, "\"\n"); \
} \
} \
while (0)
#endif
/* This is how we tell the assembler to equate two values. */
#ifdef SET_ASM_OP
#ifndef ASM_OUTPUT_DEF
#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \
do { fprintf ((FILE), "%s", SET_ASM_OP); \
assemble_name (FILE, LABEL1); \
fprintf (FILE, ","); \
assemble_name (FILE, LABEL2); \
fprintf (FILE, "\n"); \
} while (0)
#endif
#endif
#ifndef IFUNC_ASM_TYPE
#define IFUNC_ASM_TYPE "gnu_indirect_function"
#endif
#ifndef TLS_COMMON_ASM_OP
#define TLS_COMMON_ASM_OP ".tls_common"
#endif
#if defined (HAVE_AS_TLS) && !defined (ASM_OUTPUT_TLS_COMMON)
#define ASM_OUTPUT_TLS_COMMON(FILE, DECL, NAME, SIZE) \
do \
{ \
fprintf ((FILE), "\t%s\t", TLS_COMMON_ASM_OP); \
assemble_name ((FILE), (NAME)); \
fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \
(SIZE), DECL_ALIGN (DECL) / BITS_PER_UNIT); \
} \
while (0)
#endif
/* Decide whether to defer emitting the assembler output for an equate
of two values. The default is to not defer output. */
#ifndef TARGET_DEFERRED_OUTPUT_DEFS
#define TARGET_DEFERRED_OUTPUT_DEFS(DECL,TARGET) false
#endif
/* This is how to output the definition of a user-level label named
NAME, such as the label on variable NAME. */
#ifndef ASM_OUTPUT_LABEL
#define ASM_OUTPUT_LABEL(FILE,NAME) \
do { assemble_name ((FILE), (NAME)); fputs (":\n", (FILE)); } while (0)
#endif
/* This is how to output the definition of a user-level label named
NAME, such as the label on a function. */
#ifndef ASM_OUTPUT_FUNCTION_LABEL
#define ASM_OUTPUT_FUNCTION_LABEL(FILE, NAME, DECL) \
ASM_OUTPUT_LABEL ((FILE), (NAME))
#endif
/* Output the definition of a compiler-generated label named NAME. */
#ifndef ASM_OUTPUT_INTERNAL_LABEL
#define ASM_OUTPUT_INTERNAL_LABEL(FILE,NAME) \
do { \
assemble_name_raw ((FILE), (NAME)); \
fputs (":\n", (FILE)); \
} while (0)
#endif
/* This is how to output a reference to a user-level label named NAME. */
#ifndef ASM_OUTPUT_LABELREF
#define ASM_OUTPUT_LABELREF(FILE,NAME) asm_fprintf ((FILE), "%U%s", (NAME))
#endif
/* Allow target to print debug info labels specially. This is useful for
VLIW targets, since debug info labels should go into the middle of
instruction bundles instead of breaking them. */
#ifndef ASM_OUTPUT_DEBUG_LABEL
#define ASM_OUTPUT_DEBUG_LABEL(FILE, PREFIX, NUM) \
(*targetm.asm_out.internal_label) (FILE, PREFIX, NUM)
#endif
/* This is how we tell the assembler that a symbol is weak. */
#ifndef ASM_OUTPUT_WEAK_ALIAS
#if defined (ASM_WEAKEN_LABEL) && defined (ASM_OUTPUT_DEF)
#define ASM_OUTPUT_WEAK_ALIAS(STREAM, NAME, VALUE) \
do \
{ \
ASM_WEAKEN_LABEL (STREAM, NAME); \
if (VALUE) \
ASM_OUTPUT_DEF (STREAM, NAME, VALUE); \
} \
while (0)
#endif
#endif
/* This is how we tell the assembler that a symbol is a weak alias to
another symbol that doesn't require the other symbol to be defined.
Uses of the former will turn into weak uses of the latter, i.e.,
uses that, in case the latter is undefined, will not cause errors,
and will add it to the symbol table as weak undefined. However, if
the latter is referenced directly, a strong reference prevails. */
#ifndef ASM_OUTPUT_WEAKREF
#if defined HAVE_GAS_WEAKREF
#define ASM_OUTPUT_WEAKREF(FILE, DECL, NAME, VALUE) \
do \
{ \
fprintf ((FILE), "\t.weakref\t"); \
assemble_name ((FILE), (NAME)); \
fprintf ((FILE), ","); \
assemble_name ((FILE), (VALUE)); \
fprintf ((FILE), "\n"); \
} \
while (0)
#endif
#endif
/* How to emit a .type directive. */
#ifndef ASM_OUTPUT_TYPE_DIRECTIVE
#if defined TYPE_ASM_OP && defined TYPE_OPERAND_FMT
#define ASM_OUTPUT_TYPE_DIRECTIVE(STREAM, NAME, TYPE) \
do \
{ \
fputs (TYPE_ASM_OP, STREAM); \
assemble_name (STREAM, NAME); \
fputs (", ", STREAM); \
fprintf (STREAM, TYPE_OPERAND_FMT, TYPE); \
putc ('\n', STREAM); \
} \
while (0)
#endif
#endif
/* How to emit a .size directive. */
#ifndef ASM_OUTPUT_SIZE_DIRECTIVE
#ifdef SIZE_ASM_OP
#define ASM_OUTPUT_SIZE_DIRECTIVE(STREAM, NAME, SIZE) \
do \
{ \
HOST_WIDE_INT size_ = (SIZE); \
fputs (SIZE_ASM_OP, STREAM); \
assemble_name (STREAM, NAME); \
fprintf (STREAM, ", " HOST_WIDE_INT_PRINT_DEC "\n", size_); \
} \
while (0)
#define ASM_OUTPUT_MEASURED_SIZE(STREAM, NAME) \
do \
{ \
fputs (SIZE_ASM_OP, STREAM); \
assemble_name (STREAM, NAME); \
fputs (", .-", STREAM); \
assemble_name (STREAM, NAME); \
putc ('\n', STREAM); \
} \
while (0)
#endif
#endif
/* This determines whether or not we support weak symbols. SUPPORTS_WEAK
must be a preprocessor constant. */
#ifndef SUPPORTS_WEAK
#if defined (ASM_WEAKEN_LABEL) || defined (ASM_WEAKEN_DECL)
#define SUPPORTS_WEAK 1
#else
#define SUPPORTS_WEAK 0
#endif
#endif
/* This determines whether or not we support weak symbols during target
code generation. TARGET_SUPPORTS_WEAK can be any valid C expression. */
#ifndef TARGET_SUPPORTS_WEAK
#define TARGET_SUPPORTS_WEAK (SUPPORTS_WEAK)
#endif
/* This determines whether or not we support the discriminator
attribute in the .loc directive. */
#ifndef SUPPORTS_DISCRIMINATOR
#ifdef HAVE_GAS_DISCRIMINATOR
#define SUPPORTS_DISCRIMINATOR 1
#else
#define SUPPORTS_DISCRIMINATOR 0
#endif
#endif
/* This determines whether or not we support link-once semantics. */
#ifndef SUPPORTS_ONE_ONLY
#ifdef MAKE_DECL_ONE_ONLY
#define SUPPORTS_ONE_ONLY 1
#else
#define SUPPORTS_ONE_ONLY 0
#endif
#endif
/* This determines whether weak symbols must be left out of a static
archive's table of contents. Defining this macro to be nonzero has
the consequence that certain symbols will not be made weak that
otherwise would be. The C++ ABI requires this macro to be zero;
see the documentation. */
#ifndef TARGET_WEAK_NOT_IN_ARCHIVE_TOC
#define TARGET_WEAK_NOT_IN_ARCHIVE_TOC 0
#endif
/* This determines whether or not we need linkonce unwind information. */
#ifndef TARGET_USES_WEAK_UNWIND_INFO
#define TARGET_USES_WEAK_UNWIND_INFO 0
#endif
/* By default, there is no prefix on user-defined symbols. */
#ifndef USER_LABEL_PREFIX
#define USER_LABEL_PREFIX ""
#endif
/* If the target supports weak symbols, define TARGET_ATTRIBUTE_WEAK to
provide a weak attribute. Else define it to nothing.
This would normally belong in ansidecl.h, but SUPPORTS_WEAK is
not available at that time.
Note, this is only for use by target files which we know are to be
compiled by GCC. */
#ifndef TARGET_ATTRIBUTE_WEAK
# if SUPPORTS_WEAK
# define TARGET_ATTRIBUTE_WEAK __attribute__ ((weak))
# else
# define TARGET_ATTRIBUTE_WEAK
# endif
#endif
/* Determines whether we may use common symbols to represent one-only
semantics (a.k.a. "vague linkage"). */
#ifndef USE_COMMON_FOR_ONE_ONLY
# define USE_COMMON_FOR_ONE_ONLY 1
#endif
/* By default we can assume that all global symbols are in one namespace,
across all shared libraries. */
#ifndef MULTIPLE_SYMBOL_SPACES
# define MULTIPLE_SYMBOL_SPACES 0
#endif
/* If the target supports init_priority C++ attribute, give
SUPPORTS_INIT_PRIORITY a nonzero value. */
#ifndef SUPPORTS_INIT_PRIORITY
#define SUPPORTS_INIT_PRIORITY 1
#endif /* SUPPORTS_INIT_PRIORITY */
/* If duplicate library search directories can be removed from a
linker command without changing the linker's semantics, give this
symbol a nonzero. */
#ifndef LINK_ELIMINATE_DUPLICATE_LDIRECTORIES
#define LINK_ELIMINATE_DUPLICATE_LDIRECTORIES 0
#endif /* LINK_ELIMINATE_DUPLICATE_LDIRECTORIES */
/* If we have a definition of INCOMING_RETURN_ADDR_RTX, assume that
the rest of the DWARF 2 frame unwind support is also provided. */
#if !defined (DWARF2_UNWIND_INFO) && defined (INCOMING_RETURN_ADDR_RTX)
#define DWARF2_UNWIND_INFO 1
#endif
/* If we have named sections, and we're using crtstuff to run ctors,
use them for registering eh frame information. */
#if defined (TARGET_ASM_NAMED_SECTION) && DWARF2_UNWIND_INFO \
&& !defined(EH_FRAME_IN_DATA_SECTION)
#ifndef EH_FRAME_SECTION_NAME
#define EH_FRAME_SECTION_NAME ".eh_frame"
#endif
#endif
/* On many systems, different EH table encodings are used under
difference circumstances. Some will require runtime relocations;
some will not. For those that do not require runtime relocations,
we would like to make the table read-only. However, since the
read-only tables may need to be combined with read-write tables
that do require runtime relocation, it is not safe to make the
tables read-only unless the linker will merge read-only and
read-write sections into a single read-write section. If your
linker does not have this ability, but your system is such that no
encoding used with non-PIC code will ever require a runtime
relocation, then you can define EH_TABLES_CAN_BE_READ_ONLY to 1 in
your target configuration file. */
#ifndef EH_TABLES_CAN_BE_READ_ONLY
#ifdef HAVE_LD_RO_RW_SECTION_MIXING
#define EH_TABLES_CAN_BE_READ_ONLY 1
#else
#define EH_TABLES_CAN_BE_READ_ONLY 0
#endif
#endif
/* If we have named section and we support weak symbols, then use the
.jcr section for recording java classes which need to be registered
at program start-up time. */
#if defined (TARGET_ASM_NAMED_SECTION) && SUPPORTS_WEAK
#ifndef JCR_SECTION_NAME
#define JCR_SECTION_NAME ".jcr"
#endif
#endif
/* This decision to use a .jcr section can be overridden by defining
USE_JCR_SECTION to 0 in target file. This is necessary if target
can define JCR_SECTION_NAME but does not have crtstuff or
linker support for .jcr section. */
#ifndef TARGET_USE_JCR_SECTION
#ifdef JCR_SECTION_NAME
#define TARGET_USE_JCR_SECTION 1
#else
#define TARGET_USE_JCR_SECTION 0
#endif
#endif
/* Number of hardware registers that go into the DWARF-2 unwind info.
If not defined, equals FIRST_PSEUDO_REGISTER */
#ifndef DWARF_FRAME_REGISTERS
#define DWARF_FRAME_REGISTERS FIRST_PSEUDO_REGISTER
#endif
/* How to renumber registers for dbx and gdb. If not defined, assume
no renumbering is necessary. */
#ifndef DBX_REGISTER_NUMBER
#define DBX_REGISTER_NUMBER(REGNO) (REGNO)
#endif
/* Default sizes for base C types. If the sizes are different for
your target, you should override these values by defining the
appropriate symbols in your tm.h file. */
#ifndef BITS_PER_UNIT
#define BITS_PER_UNIT 8
#endif
#ifndef BITS_PER_WORD
#define BITS_PER_WORD (BITS_PER_UNIT * UNITS_PER_WORD)
#endif
#ifndef CHAR_TYPE_SIZE
#define CHAR_TYPE_SIZE BITS_PER_UNIT
#endif
#ifndef BOOL_TYPE_SIZE
/* `bool' has size and alignment `1', on almost all platforms. */
#define BOOL_TYPE_SIZE CHAR_TYPE_SIZE
#endif
#ifndef SHORT_TYPE_SIZE
#define SHORT_TYPE_SIZE (BITS_PER_UNIT * MIN ((UNITS_PER_WORD + 1) / 2, 2))
#endif
#ifndef INT_TYPE_SIZE
#define INT_TYPE_SIZE BITS_PER_WORD
#endif
#ifndef LONG_TYPE_SIZE
#define LONG_TYPE_SIZE BITS_PER_WORD
#endif
#ifndef LONG_LONG_TYPE_SIZE
#define LONG_LONG_TYPE_SIZE (BITS_PER_WORD * 2)
#endif
#ifndef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE INT_TYPE_SIZE
#endif
#ifndef FLOAT_TYPE_SIZE
#define FLOAT_TYPE_SIZE BITS_PER_WORD
#endif
#ifndef DOUBLE_TYPE_SIZE
#define DOUBLE_TYPE_SIZE (BITS_PER_WORD * 2)
#endif
#ifndef LONG_DOUBLE_TYPE_SIZE
#define LONG_DOUBLE_TYPE_SIZE (BITS_PER_WORD * 2)
#endif
#ifndef DECIMAL32_TYPE_SIZE
#define DECIMAL32_TYPE_SIZE 32
#endif
#ifndef DECIMAL64_TYPE_SIZE
#define DECIMAL64_TYPE_SIZE 64
#endif
#ifndef DECIMAL128_TYPE_SIZE
#define DECIMAL128_TYPE_SIZE 128
#endif
#ifndef SHORT_FRACT_TYPE_SIZE
#define SHORT_FRACT_TYPE_SIZE BITS_PER_UNIT
#endif
#ifndef FRACT_TYPE_SIZE
#define FRACT_TYPE_SIZE (BITS_PER_UNIT * 2)
#endif
#ifndef LONG_FRACT_TYPE_SIZE
#define LONG_FRACT_TYPE_SIZE (BITS_PER_UNIT * 4)
#endif
#ifndef LONG_LONG_FRACT_TYPE_SIZE
#define LONG_LONG_FRACT_TYPE_SIZE (BITS_PER_UNIT * 8)
#endif
#ifndef SHORT_ACCUM_TYPE_SIZE
#define SHORT_ACCUM_TYPE_SIZE (SHORT_FRACT_TYPE_SIZE * 2)
#endif
#ifndef ACCUM_TYPE_SIZE
#define ACCUM_TYPE_SIZE (FRACT_TYPE_SIZE * 2)
#endif
#ifndef LONG_ACCUM_TYPE_SIZE
#define LONG_ACCUM_TYPE_SIZE (LONG_FRACT_TYPE_SIZE * 2)
#endif
#ifndef LONG_LONG_ACCUM_TYPE_SIZE
#define LONG_LONG_ACCUM_TYPE_SIZE (LONG_LONG_FRACT_TYPE_SIZE * 2)
#endif
/* We let tm.h override the types used here, to handle trivial differences
such as the choice of unsigned int or long unsigned int for size_t.
When machines start needing nontrivial differences in the size type,
it would be best to do something here to figure out automatically
from other information what type to use. */
#ifndef SIZE_TYPE
#define SIZE_TYPE "long unsigned int"
#endif
#ifndef PID_TYPE
#define PID_TYPE "int"
#endif
/* If GCC knows the exact uint_least16_t and uint_least32_t types from
<stdint.h>, use them for char16_t and char32_t. Otherwise, use
these guesses; getting the wrong type of a given width will not
affect C++ name mangling because in C++ these are distinct types
not typedefs. */
#ifdef UINT_LEAST16_TYPE
#define CHAR16_TYPE UINT_LEAST16_TYPE
#else
#define CHAR16_TYPE "short unsigned int"
#endif
#ifdef UINT_LEAST32_TYPE
#define CHAR32_TYPE UINT_LEAST32_TYPE
#else
#define CHAR32_TYPE "unsigned int"
#endif
#ifndef WCHAR_TYPE
#define WCHAR_TYPE "int"
#endif
/* WCHAR_TYPE gets overridden by -fshort-wchar. */
#define MODIFIED_WCHAR_TYPE \
(flag_short_wchar ? "short unsigned int" : WCHAR_TYPE)
#ifndef PTRDIFF_TYPE
#define PTRDIFF_TYPE "long int"
#endif
#ifndef WINT_TYPE
#define WINT_TYPE "unsigned int"
#endif
#ifndef INTMAX_TYPE
#define INTMAX_TYPE ((INT_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "int" \
: ((LONG_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "long int" \
: "long long int"))
#endif
#ifndef UINTMAX_TYPE
#define UINTMAX_TYPE ((INT_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "unsigned int" \
: ((LONG_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "long unsigned int" \
: "long long unsigned int"))
#endif
/* There are no default definitions of these <stdint.h> types. */
#ifndef SIG_ATOMIC_TYPE
#define SIG_ATOMIC_TYPE ((const char *) NULL)
#endif
#ifndef INT8_TYPE
#define INT8_TYPE ((const char *) NULL)
#endif
#ifndef INT16_TYPE
#define INT16_TYPE ((const char *) NULL)
#endif
#ifndef INT32_TYPE
#define INT32_TYPE ((const char *) NULL)
#endif
#ifndef INT64_TYPE
#define INT64_TYPE ((const char *) NULL)
#endif
#ifndef UINT8_TYPE
#define UINT8_TYPE ((const char *) NULL)
#endif
#ifndef UINT16_TYPE
#define UINT16_TYPE ((const char *) NULL)
#endif
#ifndef UINT32_TYPE
#define UINT32_TYPE ((const char *) NULL)
#endif
#ifndef UINT64_TYPE
#define UINT64_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST8_TYPE
#define INT_LEAST8_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST16_TYPE
#define INT_LEAST16_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST32_TYPE
#define INT_LEAST32_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST64_TYPE
#define INT_LEAST64_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST8_TYPE
#define UINT_LEAST8_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST16_TYPE
#define UINT_LEAST16_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST32_TYPE
#define UINT_LEAST32_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST64_TYPE
#define UINT_LEAST64_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST8_TYPE
#define INT_FAST8_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST16_TYPE
#define INT_FAST16_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST32_TYPE
#define INT_FAST32_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST64_TYPE
#define INT_FAST64_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST8_TYPE
#define UINT_FAST8_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST16_TYPE
#define UINT_FAST16_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST32_TYPE
#define UINT_FAST32_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST64_TYPE
#define UINT_FAST64_TYPE ((const char *) NULL)
#endif
#ifndef INTPTR_TYPE
#define INTPTR_TYPE ((const char *) NULL)
#endif
#ifndef UINTPTR_TYPE
#define UINTPTR_TYPE ((const char *) NULL)
#endif
/* Width in bits of a pointer. Mind the value of the macro `Pmode'. */
#ifndef POINTER_SIZE
#define POINTER_SIZE BITS_PER_WORD
#endif
#ifndef PIC_OFFSET_TABLE_REGNUM
#define PIC_OFFSET_TABLE_REGNUM INVALID_REGNUM
#endif
#ifndef PIC_OFFSET_TABLE_REG_CALL_CLOBBERED
#define PIC_OFFSET_TABLE_REG_CALL_CLOBBERED 0
#endif
#ifndef TARGET_DLLIMPORT_DECL_ATTRIBUTES
#define TARGET_DLLIMPORT_DECL_ATTRIBUTES 0
#endif
#ifndef TARGET_DECLSPEC
#if TARGET_DLLIMPORT_DECL_ATTRIBUTES
/* If the target supports the "dllimport" attribute, users are
probably used to the "__declspec" syntax. */
#define TARGET_DECLSPEC 1
#else
#define TARGET_DECLSPEC 0
#endif
#endif
/* By default, the preprocessor should be invoked the same way in C++
as in C. */
#ifndef CPLUSPLUS_CPP_SPEC
#ifdef CPP_SPEC
#define CPLUSPLUS_CPP_SPEC CPP_SPEC
#endif
#endif
#ifndef ACCUMULATE_OUTGOING_ARGS
#define ACCUMULATE_OUTGOING_ARGS 0
#endif
/* Supply a default definition for PUSH_ARGS. */
#ifndef PUSH_ARGS
#ifdef PUSH_ROUNDING
#define PUSH_ARGS !ACCUMULATE_OUTGOING_ARGS
#else
#define PUSH_ARGS 0
#endif
#endif
/* Decide whether a function's arguments should be processed
from first to last or from last to first.
They should if the stack and args grow in opposite directions, but
only if we have push insns. */
#ifdef PUSH_ROUNDING
#ifndef PUSH_ARGS_REVERSED
#if defined (STACK_GROWS_DOWNWARD) != defined (ARGS_GROW_DOWNWARD)
#define PUSH_ARGS_REVERSED PUSH_ARGS
#endif
#endif
#endif
#ifndef PUSH_ARGS_REVERSED
#define PUSH_ARGS_REVERSED 0
#endif
/* Default value for the alignment (in bits) a C conformant malloc has to
provide. This default is intended to be safe and always correct. */
#ifndef MALLOC_ABI_ALIGNMENT
#define MALLOC_ABI_ALIGNMENT BITS_PER_WORD
#endif
/* If PREFERRED_STACK_BOUNDARY is not defined, set it to STACK_BOUNDARY.
STACK_BOUNDARY is required. */
#ifndef PREFERRED_STACK_BOUNDARY
#define PREFERRED_STACK_BOUNDARY STACK_BOUNDARY
#endif
/* Set INCOMING_STACK_BOUNDARY to PREFERRED_STACK_BOUNDARY if it is not
defined. */
#ifndef INCOMING_STACK_BOUNDARY
#define INCOMING_STACK_BOUNDARY PREFERRED_STACK_BOUNDARY
#endif
#ifndef TARGET_DEFAULT_PACK_STRUCT
#define TARGET_DEFAULT_PACK_STRUCT 0
#endif
/* By default, the vtable entries are void pointers, the so the alignment
is the same as pointer alignment. The value of this macro specifies
the alignment of the vtable entry in bits. It should be defined only
when special alignment is necessary. */
#ifndef TARGET_VTABLE_ENTRY_ALIGN
#define TARGET_VTABLE_ENTRY_ALIGN POINTER_SIZE
#endif
/* There are a few non-descriptor entries in the vtable at offsets below
zero. If these entries must be padded (say, to preserve the alignment
specified by TARGET_VTABLE_ENTRY_ALIGN), set this to the number of
words in each data entry. */
#ifndef TARGET_VTABLE_DATA_ENTRY_DISTANCE
#define TARGET_VTABLE_DATA_ENTRY_DISTANCE 1
#endif
/* Decide whether it is safe to use a local alias for a virtual function
when constructing thunks. */
#ifndef TARGET_USE_LOCAL_THUNK_ALIAS_P
#ifdef ASM_OUTPUT_DEF
#define TARGET_USE_LOCAL_THUNK_ALIAS_P(DECL) 1
#else
#define TARGET_USE_LOCAL_THUNK_ALIAS_P(DECL) 0
#endif
#endif
/* Select a format to encode pointers in exception handling data. We
prefer those that result in fewer dynamic relocations. Assume no
special support here and encode direct references. */
#ifndef ASM_PREFERRED_EH_DATA_FORMAT
#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) DW_EH_PE_absptr
#endif
/* By default, the C++ compiler will use the lowest bit of the pointer
to function to indicate a pointer-to-member-function points to a
virtual member function. However, if FUNCTION_BOUNDARY indicates
function addresses aren't always even, the lowest bit of the delta
field will be used. */
#ifndef TARGET_PTRMEMFUNC_VBIT_LOCATION
#define TARGET_PTRMEMFUNC_VBIT_LOCATION \
(FUNCTION_BOUNDARY >= 2 * BITS_PER_UNIT \
? ptrmemfunc_vbit_in_pfn : ptrmemfunc_vbit_in_delta)
#endif
#ifndef DEFAULT_GDB_EXTENSIONS
#define DEFAULT_GDB_EXTENSIONS 1
#endif
/* If more than one debugging type is supported, you must define
PREFERRED_DEBUGGING_TYPE to choose the default. */
#if 1 < (defined (DBX_DEBUGGING_INFO) + defined (SDB_DEBUGGING_INFO) \
+ defined (DWARF2_DEBUGGING_INFO) + defined (XCOFF_DEBUGGING_INFO) \
+ defined (VMS_DEBUGGING_INFO))
#ifndef PREFERRED_DEBUGGING_TYPE
#error You must define PREFERRED_DEBUGGING_TYPE
#endif /* no PREFERRED_DEBUGGING_TYPE */
/* If only one debugging format is supported, define PREFERRED_DEBUGGING_TYPE
here so other code needn't care. */
#elif defined DBX_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
#elif defined SDB_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
#elif defined DWARF2_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
#elif defined VMS_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE VMS_AND_DWARF2_DEBUG
#elif defined XCOFF_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE XCOFF_DEBUG
#else
/* No debugging format is supported by this target. */
#define PREFERRED_DEBUGGING_TYPE NO_DEBUG
#endif
#ifndef LARGEST_EXPONENT_IS_NORMAL
#define LARGEST_EXPONENT_IS_NORMAL(SIZE) 0
#endif
#ifndef ROUND_TOWARDS_ZERO
#define ROUND_TOWARDS_ZERO 0
#endif
#ifndef FLOAT_LIB_COMPARE_RETURNS_BOOL
#define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) false
#endif
/* True if the targets integer-comparison functions return { 0, 1, 2
} to indicate { <, ==, > }. False if { -1, 0, 1 } is used
instead. The libgcc routines are biased. */
#ifndef TARGET_LIB_INT_CMP_BIASED
#define TARGET_LIB_INT_CMP_BIASED (true)
#endif
/* If FLOAT_WORDS_BIG_ENDIAN is not defined in the header files,
then the word-endianness is the same as for integers. */
#ifndef FLOAT_WORDS_BIG_ENDIAN
#define FLOAT_WORDS_BIG_ENDIAN WORDS_BIG_ENDIAN
#endif
#ifdef TARGET_FLT_EVAL_METHOD
#define TARGET_FLT_EVAL_METHOD_NON_DEFAULT 1
#else
#define TARGET_FLT_EVAL_METHOD 0
#define TARGET_FLT_EVAL_METHOD_NON_DEFAULT 0
#endif
#ifndef TARGET_DEC_EVAL_METHOD
#define TARGET_DEC_EVAL_METHOD 2
#endif
#ifndef HAS_LONG_COND_BRANCH
#define HAS_LONG_COND_BRANCH 0
#endif
#ifndef HAS_LONG_UNCOND_BRANCH
#define HAS_LONG_UNCOND_BRANCH 0
#endif
/* Determine whether __cxa_atexit, rather than atexit, is used to
register C++ destructors for local statics and global objects. */
#ifndef DEFAULT_USE_CXA_ATEXIT
#define DEFAULT_USE_CXA_ATEXIT 0
#endif
/* If none of these macros are defined, the port must use the new
technique of defining constraints in the machine description.
tm_p.h will define those macros that machine-independent code
still uses. */
#if !defined CONSTRAINT_LEN \
&& !defined REG_CLASS_FROM_LETTER \
&& !defined REG_CLASS_FROM_CONSTRAINT \
&& !defined CONST_OK_FOR_LETTER_P \
&& !defined CONST_OK_FOR_CONSTRAINT_P \
&& !defined CONST_DOUBLE_OK_FOR_LETTER_P \
&& !defined CONST_DOUBLE_OK_FOR_CONSTRAINT_P \
&& !defined EXTRA_CONSTRAINT \
&& !defined EXTRA_CONSTRAINT_STR \
&& !defined EXTRA_MEMORY_CONSTRAINT \
&& !defined EXTRA_ADDRESS_CONSTRAINT
#define USE_MD_CONSTRAINTS
#if GCC_VERSION >= 3000 && defined IN_GCC
/* These old constraint macros shouldn't appear anywhere in a
configuration using MD constraint definitions. */
#pragma GCC poison REG_CLASS_FROM_LETTER CONST_OK_FOR_LETTER_P \
CONST_DOUBLE_OK_FOR_LETTER_P EXTRA_CONSTRAINT
#endif
#else /* old constraint mechanism in use */
/* Determine whether extra constraint letter should be handled
via address reload (like 'o'). */
#ifndef EXTRA_MEMORY_CONSTRAINT
#define EXTRA_MEMORY_CONSTRAINT(C,STR) 0
#endif
/* Determine whether extra constraint letter should be handled
as an address (like 'p'). */
#ifndef EXTRA_ADDRESS_CONSTRAINT
#define EXTRA_ADDRESS_CONSTRAINT(C,STR) 0
#endif
/* When a port defines CONSTRAINT_LEN, it should use DEFAULT_CONSTRAINT_LEN
for all the characters that it does not want to change, so things like the
'length' of a digit in a matching constraint is an implementation detail,
and not part of the interface. */
#define DEFAULT_CONSTRAINT_LEN(C,STR) 1
#ifndef CONSTRAINT_LEN
#define CONSTRAINT_LEN(C,STR) DEFAULT_CONSTRAINT_LEN (C, STR)
#endif
#if defined (CONST_OK_FOR_LETTER_P) && ! defined (CONST_OK_FOR_CONSTRAINT_P)
#define CONST_OK_FOR_CONSTRAINT_P(VAL,C,STR) CONST_OK_FOR_LETTER_P (VAL, C)
#endif
#if defined (CONST_DOUBLE_OK_FOR_LETTER_P) && ! defined (CONST_DOUBLE_OK_FOR_CONSTRAINT_P)
#define CONST_DOUBLE_OK_FOR_CONSTRAINT_P(OP,C,STR) \
CONST_DOUBLE_OK_FOR_LETTER_P (OP, C)
#endif
#ifndef REG_CLASS_FROM_CONSTRAINT
#define REG_CLASS_FROM_CONSTRAINT(C,STR) REG_CLASS_FROM_LETTER (C)
#endif
#if defined (EXTRA_CONSTRAINT) && ! defined (EXTRA_CONSTRAINT_STR)
#define EXTRA_CONSTRAINT_STR(OP, C,STR) EXTRA_CONSTRAINT (OP, C)
#endif
#endif /* old constraint mechanism in use */
/* Determine whether the entire c99 runtime
is present in the runtime library. */
#ifndef TARGET_C99_FUNCTIONS
#define TARGET_C99_FUNCTIONS 0
#endif
/* Determine whether the target runtime library has
a sincos implementation following the GNU extension. */
#ifndef TARGET_HAS_SINCOS
#define TARGET_HAS_SINCOS 0
#endif
/* Indicate that CLZ and CTZ are undefined at zero. */
#ifndef CLZ_DEFINED_VALUE_AT_ZERO
#define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) 0
#endif
#ifndef CTZ_DEFINED_VALUE_AT_ZERO
#define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) 0
#endif
/* Provide a default value for STORE_FLAG_VALUE. */
#ifndef STORE_FLAG_VALUE
#define STORE_FLAG_VALUE 1