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
|
_BEGIN_STD_C
#if defined(__arm__) || defined(__thumb__)
/*
* All callee preserved registers:
* v1 - v7, fp, ip, sp, lr, f4, f5, f6, f7
*/
#define _JBLEN 23
#endif
#if defined(__AVR__)
#define _JBLEN 24
#endif
#ifdef __sparc__
/*
* onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext).
* All else recovered by under/over(flow) handling.
*/
#define _JBLEN 13
#endif
/* necv70 was 9 as well. */
#ifdef __mc68000__
/*
* onsstack,sigmask,sp,pc,psl,d2-d7,a2-a6,
* fp2-fp7 for 68881.
* All else recovered by under/over(flow) handling.
*/
#define _JBLEN 34
#endif
#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
/*
* D, X, Y are not saved.
* Only take into account the pseudo soft registers (max 32).
*/
#define _JBLEN 32
#endif
#if defined(__Z8001__) || defined(__Z8002__)
/* 16 regs + pc */
#define _JBLEN 20
#endif
#ifdef _AM29K
/*
* onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext).
* All else recovered by under/over(flow) handling.
*/
#define _JBLEN 9
#endif
#if defined(__CYGWIN__) && !defined (_JBLEN)
#define _JBLEN (13 * 4)
#elif defined (__i386__)
#if defined(__unix__) || defined(__rtems__)
# define _JBLEN 9
#else
#include "setjmp-dj.h"
#endif
#endif
#ifdef __i960__
#define _JBLEN 35
#endif
#ifdef __M32R__
/* Only 8 words are currently needed. 10 gives us some slop if we need
to expand. */
#define _JBLEN 10
#endif
#ifdef __mips__
#ifdef __mips64
#define _JBTYPE long long
#endif
#ifdef __mips_soft_float
#define _JBLEN 11
#else
#define _JBLEN 23
#endif
#endif
#ifdef __m88000__
#define _JBLEN 21
#endif
#ifdef __H8300__
#define _JBLEN 5
#define _JBTYPE int
#endif
#ifdef __H8300H__
/* same as H8/300 but registers are twice as big */
#define _JBLEN 5
#define _JBTYPE long
#endif
#if defined (__H8300S__) || defined (__H8300SX__)
/* same as H8/300 but registers are twice as big */
#define _JBLEN 5
#define _JBTYPE long
#endif
#ifdef __H8500__
#define _JBLEN 4
#endif
#ifdef __sh__
#if __SH5__
#define _JBLEN 50
#define _JBTYPE long long
#else
#define _JBLEN 20
#endif /* __SH5__ */
#endif
#ifdef __v800
#define _JBLEN 28
#endif
#ifdef __PPC__
#ifdef __ALTIVEC__
#define _JBLEN 64
#else
#define _JBLEN 32
#endif
#define _JBTYPE double
#endif
#ifdef __hppa__
/* %r30, %r2-%r18, %r27, pad, %fr12-%fr15.
Note space exists for the FP registers, but they are not
saved. */
#define _JBLEN 28
#endif
#if defined(__mn10300__) || defined(__mn10200__)
#ifdef __AM33_2__
#define _JBLEN 26
#else
/* A guess */
#define _JBLEN 10
#endif
#endif
#ifdef __v850
/* I think our setjmp is saving 15 regs at the moment. Gives us one word
slop if we need to expand. */
#define _JBLEN 16
#endif
#if defined(_C4x)
#define _JBLEN 10
#endif
#if defined(_C3x)
#define _JBLEN 9
#endif
#ifdef __TIC80__
#define _JBLEN 13
#endif
#ifdef __D10V__
#define _JBLEN 8
#endif
#ifdef __D30V__
#define _JBLEN ((64 /* GPR */ + (2*2) /* ACs */ + 18 /* CRs */) / 2)
#define _JBTYPE double
#endif
#ifdef __frv__
#define _JBLEN (68/2) /* room for 68 32-bit regs */
#define _JBTYPE double
#endif
#ifdef __CRX__
#define _JBLEN 9
#endif
#ifdef __fr30__
#define _JBLEN 10
#endif
#ifdef __iq2000__
#define _JBLEN 32
#endif
#ifdef __mcore__
#define _JBLEN 16
#endif
#ifdef __MMIX__
/* Using a layout compatible with GCC's built-in. */
#define _JBLEN 5
#define _JBTYPE unsigned long
#endif
#ifdef __ms1__
#define _JBLEN 16
#endif
#ifdef __xstormy16__
/* 4 GPRs plus SP plus PC. */
#define _JBLEN 8
#endif
#ifdef __CRIS__
#define _JBLEN 18
#endif
#ifdef __m32c__
#if defined(__r8c_cpu__) || defined(__m16c_cpu__)
#define _JBLEN (22/2)
#else
#define _JBLEN (34/2)
#endif
#define _JBTYPE unsigned short
#endif /* __m32c__ */
#ifdef _JBLEN
#ifdef _JBTYPE
typedef _JBTYPE jmp_buf[_JBLEN];
#else
typedef int jmp_buf[_JBLEN];
#endif
#endif
_END_STD_C
#if defined(__CYGWIN__) || defined(__rtems__)
#include <signal.h>
#ifdef __cplusplus
extern "C" {
#endif
/* POSIX sigsetjmp/siglongjmp macros */
typedef int sigjmp_buf[_JBLEN+2];
#define _SAVEMASK _JBLEN
#define _SIGMASK (_JBLEN+1)
#ifdef __CYGWIN__
# define _CYGWIN_WORKING_SIGSETJMP
#endif
#if defined(__GNUC__)
#define sigsetjmp(env, savemask) \
({ \
sigjmp_buf *_sjbuf = &(env); \
((*_sjbuf)[_SAVEMASK] = savemask,\
sigprocmask (SIG_SETMASK, 0, (sigset_t *)((*_sjbuf) + _SIGMASK)),\
setjmp (*_sjbuf)); \
})
#define siglongjmp(env, val) \
({ \
sigjmp_buf *_sjbuf = &(env); \
((((*_sjbuf)[_SAVEMASK]) ? \
sigprocmask (SIG_SETMASK, (sigset_t *)((*_sjbuf) + _SIGMASK), 0)\
: 0), \
longjmp (*_sjbuf, val)); \
})
#else /* !__GNUC__ */
#define sigsetjmp(env, savemask) ((env)[_SAVEMASK] = savemask,\
sigprocmask (SIG_SETMASK, 0, (sigset_t *) ((env) + _SIGMASK)),\
setjmp (env))
#define siglongjmp(env, val) ((((env)[_SAVEMASK])?\
sigprocmask (SIG_SETMASK, (sigset_t *) ((env) + _SIGMASK), 0):0),\
longjmp (env, val))
#endif
#ifdef __cplusplus
}
#endif
#endif /* __CYGWIN__ or __rtems__ */
|
