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
|
/* Dump registers.
Copyright (C) 1999-2014 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <sys/uio.h>
#include <_itoa.h>
/* We will print the register dump in this format:
R0: XXXXXXXX R1: XXXXXXXX R2: XXXXXXXX R3: XXXXXXXX
R4: XXXXXXXX R5: XXXXXXXX R6: XXXXXXXX R7: XXXXXXXX
R8: XXXXXXXX R9: XXXXXXXX R10: XXXXXXXX R11: XXXXXXXX
R12: XXXXXXXX R13: XXXXXXXX R14: XXXXXXXX R15: XXXXXXXX
MACL: XXXXXXXX MACH: XXXXXXXX
PC: XXXXXXXX PR: XXXXXXXX GBR: XXXXXXXX SR: XXXXXXXX
FR0: XXXXXXXX FR1: XXXXXXXX FR2: XXXXXXXX FR3: XXXXXXXX
FR4: XXXXXXXX FR5: XXXXXXXX FR6: XXXXXXXX FR7: XXXXXXXX
FR8: XXXXXXXX FR9: XXXXXXXX FR10: XXXXXXXX FR11: XXXXXXXX
FR12: XXXXXXXX FR13: XXXXXXXX FR14: XXXXXXXX FR15: XXXXXXXX
XR0: XXXXXXXX XR1: XXXXXXXX XR2: XXXXXXXX XR3: XXXXXXXX
XR4: XXXXXXXX XR5: XXXXXXXX XR6: XXXXXXXX XR7: XXXXXXXX
XR8: XXXXXXXX XR9: XXXXXXXX XR10: XXXXXXXX XR11: XXXXXXXX
XR12: XXXXXXXX XR13: XXXXXXXX XR14: XXXXXXXX XR15: XXXXXXXX
FPSCR: XXXXXXXX FPUL: XXXXXXXX
*/
static void
hexvalue (unsigned long int value, char *buf, size_t len)
{
char *cp = _itoa_word (value, buf + len, 16, 0);
while (cp > buf)
*--cp = '0';
}
static void
register_dump (int fd, struct sigcontext *ctx)
{
char regs[22][8];
char fpregs[34][8];
struct iovec iov[22 * 2 + 34 * 2 + 2];
size_t nr = 0;
#define ADD_STRING(str) \
iov[nr].iov_base = (char *) str; \
iov[nr].iov_len = strlen (str); \
++nr
#define ADD_MEM(str, len) \
iov[nr].iov_base = str; \
iov[nr].iov_len = len; \
++nr
/* Generate strings of register contents. */
hexvalue (ctx->sc_regs[0], regs[0], 8);
hexvalue (ctx->sc_regs[1], regs[1], 8);
hexvalue (ctx->sc_regs[2], regs[2], 8);
hexvalue (ctx->sc_regs[3], regs[3], 8);
hexvalue (ctx->sc_regs[4], regs[4], 8);
hexvalue (ctx->sc_regs[5], regs[5], 8);
hexvalue (ctx->sc_regs[6], regs[6], 8);
hexvalue (ctx->sc_regs[7], regs[7], 8);
hexvalue (ctx->sc_regs[8], regs[8], 8);
hexvalue (ctx->sc_regs[9], regs[9], 8);
hexvalue (ctx->sc_regs[10], regs[10], 8);
hexvalue (ctx->sc_regs[11], regs[11], 8);
hexvalue (ctx->sc_regs[12], regs[12], 8);
hexvalue (ctx->sc_regs[13], regs[13], 8);
hexvalue (ctx->sc_regs[14], regs[14], 8);
hexvalue (ctx->sc_regs[15], regs[15], 8);
hexvalue (ctx->sc_macl, regs[16], 8);
hexvalue (ctx->sc_mach, regs[17], 8);
hexvalue (ctx->sc_pc, regs[18], 8);
hexvalue (ctx->sc_pr, regs[19], 8);
hexvalue (ctx->sc_gbr, regs[20], 8);
hexvalue (ctx->sc_sr, regs[21], 8);
/* Generate the output. */
ADD_STRING ("Register dump:\n\n R0: ");
ADD_MEM (regs[0], 8);
ADD_STRING (" R1: ");
ADD_MEM (regs[1], 8);
ADD_STRING (" R2: ");
ADD_MEM (regs[2], 8);
ADD_STRING (" R3: ");
ADD_MEM (regs[3], 8);
ADD_STRING ("\n R4: ");
ADD_MEM (regs[4], 8);
ADD_STRING (" R5: ");
ADD_MEM (regs[5], 8);
ADD_STRING (" R6: ");
ADD_MEM (regs[6], 8);
ADD_STRING (" R7: ");
ADD_MEM (regs[7], 8);
ADD_STRING ("\n R8: ");
ADD_MEM (regs[8], 8);
ADD_STRING (" R9: ");
ADD_MEM (regs[9], 8);
ADD_STRING (" R10: ");
ADD_MEM (regs[10], 8);
ADD_STRING (" R11: ");
ADD_MEM (regs[11], 8);
ADD_STRING ("\n R12: ");
ADD_MEM (regs[12], 8);
ADD_STRING (" R13: ");
ADD_MEM (regs[13], 8);
ADD_STRING (" R14: ");
ADD_MEM (regs[14], 8);
ADD_STRING (" R15: ");
ADD_MEM (regs[15], 8);
ADD_STRING ("\n\nMACL: ");
ADD_MEM (regs[16], 8);
ADD_STRING (" MACH: ");
ADD_MEM (regs[17], 8);
ADD_STRING ("\n\n PC: ");
ADD_MEM (regs[18], 8);
ADD_STRING (" PR: ");
ADD_MEM (regs[19], 8);
ADD_STRING (" GBR: ");
ADD_MEM (regs[20], 8);
ADD_STRING (" SR: ");
ADD_MEM (regs[21], 8);
ADD_STRING ("\n");
#ifdef __SH_FPU_ANY__
if (ctx->sc_ownedfp != NULL)
{
hexvalue (ctx->sc_fpregs[0], fpregs[0], 8);
hexvalue (ctx->sc_fpregs[1], fpregs[1], 8);
hexvalue (ctx->sc_fpregs[2], fpregs[2], 8);
hexvalue (ctx->sc_fpregs[3], fpregs[3], 8);
hexvalue (ctx->sc_fpregs[4], fpregs[4], 8);
hexvalue (ctx->sc_fpregs[5], fpregs[5], 8);
hexvalue (ctx->sc_fpregs[6], fpregs[6], 8);
hexvalue (ctx->sc_fpregs[7], fpregs[7], 8);
hexvalue (ctx->sc_fpregs[8], fpregs[8], 8);
hexvalue (ctx->sc_fpregs[9], fpregs[9], 8);
hexvalue (ctx->sc_fpregs[10], fpregs[10], 8);
hexvalue (ctx->sc_fpregs[11], fpregs[11], 8);
hexvalue (ctx->sc_fpregs[12], fpregs[12], 8);
hexvalue (ctx->sc_fpregs[13], fpregs[13], 8);
hexvalue (ctx->sc_fpregs[14], fpregs[14], 8);
hexvalue (ctx->sc_fpregs[15], fpregs[15], 8);
hexvalue (ctx->sc_xfpregs[0], fpregs[16], 8);
hexvalue (ctx->sc_xfpregs[1], fpregs[17], 8);
hexvalue (ctx->sc_xfpregs[2], fpregs[18], 8);
hexvalue (ctx->sc_xfpregs[3], fpregs[19], 8);
hexvalue (ctx->sc_xfpregs[4], fpregs[20], 8);
hexvalue (ctx->sc_xfpregs[5], fpregs[21], 8);
hexvalue (ctx->sc_xfpregs[6], fpregs[22], 8);
hexvalue (ctx->sc_xfpregs[7], fpregs[23], 8);
hexvalue (ctx->sc_xfpregs[8], fpregs[24], 8);
hexvalue (ctx->sc_xfpregs[9], fpregs[25], 8);
hexvalue (ctx->sc_xfpregs[10], fpregs[26], 8);
hexvalue (ctx->sc_xfpregs[11], fpregs[27], 8);
hexvalue (ctx->sc_xfpregs[12], fpregs[28], 8);
hexvalue (ctx->sc_xfpregs[13], fpregs[29], 8);
hexvalue (ctx->sc_xfpregs[14], fpregs[30], 8);
hexvalue (ctx->sc_xfpregs[15], fpregs[31], 8);
hexvalue (ctx->sc_fpscr, fpregs[32], 8);
hexvalue (ctx->sc_fpul, fpregs[33], 8);
ADD_STRING ("\n\n FR0: ");
ADD_MEM (fpregs[0], 8);
ADD_STRING (" FR1: ");
ADD_MEM (fpregs[1], 8);
ADD_STRING (" FR2: ");
ADD_MEM (fpregs[2], 8);
ADD_STRING (" FR3: ");
ADD_MEM (fpregs[3], 8);
ADD_STRING ("\n FR4: ");
ADD_MEM (fpregs[4], 8);
ADD_STRING (" FR5: ");
ADD_MEM (fpregs[5], 8);
ADD_STRING (" FR6: ");
ADD_MEM (fpregs[6], 8);
ADD_STRING (" FR7: ");
ADD_MEM (fpregs[7], 8);
ADD_STRING ("\n FR8: ");
ADD_MEM (fpregs[8], 8);
ADD_STRING (" FR9: ");
ADD_MEM (fpregs[9], 8);
ADD_STRING (" FR10: ");
ADD_MEM (fpregs[10], 8);
ADD_STRING (" FR11: ");
ADD_MEM (fpregs[11], 8);
ADD_STRING ("\nFR12: ");
ADD_MEM (fpregs[12], 8);
ADD_STRING (" FR13: ");
ADD_MEM (fpregs[13], 8);
ADD_STRING (" FR14: ");
ADD_MEM (fpregs[14], 8);
ADD_STRING (" FR15: ");
ADD_MEM (fpregs[15], 8);
ADD_STRING ("\n\n XR0: ");
ADD_MEM (fpregs[16], 8);
ADD_STRING (" XR1: ");
ADD_MEM (fpregs[17], 8);
ADD_STRING (" XR2: ");
ADD_MEM (fpregs[18], 8);
ADD_STRING (" XR3: ");
ADD_MEM (fpregs[19], 8);
ADD_STRING ("\n XR4: ");
ADD_MEM (fpregs[20], 8);
ADD_STRING (" XR5: ");
ADD_MEM (fpregs[21], 8);
ADD_STRING (" XR6: ");
ADD_MEM (fpregs[22], 8);
ADD_STRING (" XR7: ");
ADD_MEM (fpregs[23], 8);
ADD_STRING ("\n XR8: ");
ADD_MEM (fpregs[24], 8);
ADD_STRING (" XR9: ");
ADD_MEM (fpregs[25], 8);
ADD_STRING (" XR10: ");
ADD_MEM (fpregs[26], 8);
ADD_STRING (" XR11: ");
ADD_MEM (fpregs[27], 8);
ADD_STRING ("\nXR12: ");
ADD_MEM (fpregs[28], 8);
ADD_STRING (" XR13: ");
ADD_MEM (fpregs[29], 8);
ADD_STRING (" XR14: ");
ADD_MEM (fpregs[30], 8);
ADD_STRING (" XR15: ");
ADD_MEM (fpregs[31], 8);
ADD_STRING ("\n\nFPSCR: ");
ADD_MEM (fpregs[32], 8);
ADD_STRING (" FPUL: ");
ADD_MEM (fpregs[33], 8);
ADD_STRING ("\n");
}
#endif /* __SH_FPU_ANY__ */
/* Write the stuff out. */
writev (fd, iov, nr);
}
#define REGISTER_DUMP register_dump (fd, &ctx)
|
