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e1f601e8 UD |
1 | /* Dump registers. |
2 | Copyright (C) 1999 Free Software Foundation, Inc. | |
3 | This file is part of the GNU C Library. | |
4 | Contributed by Jakub Jelinek <jj@ultra.linux.cz>, 1999. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Library General Public License as | |
8 | published by the Free Software Foundation; either version 2 of the | |
9 | License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Library General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Library General Public | |
17 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
18 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #include <sys/uio.h> | |
22 | #include <stdio-common/_itoa.h> | |
e1f601e8 UD |
23 | |
24 | /* We will print the register dump in this format: | |
25 | ||
26 | TSTATE: XXXXXXXXXXXXXXXX TPC: XXXXXXXXXXXXXXXX TNPC: XXXXXXXXXXXXXXXX | |
27 | Y: XXXXXXXX | |
28 | g0: 0000000000000000 g1: XXXXXXXXXXXXXXXX g2: XXXXXXXXXXXXXXXX | |
29 | g3: XXXXXXXXXXXXXXXX g4: XXXXXXXXXXXXXXXX g5: XXXXXXXXXXXXXXXX | |
30 | g6: XXXXXXXXXXXXXXXX g7: XXXXXXXXXXXXXXXX | |
31 | o0: XXXXXXXXXXXXXXXX o1: XXXXXXXXXXXXXXXX o2: XXXXXXXXXXXXXXXX | |
32 | o3: XXXXXXXXXXXXXXXX o4: XXXXXXXXXXXXXXXX o5: XXXXXXXXXXXXXXXX | |
33 | sp: XXXXXXXXXXXXXXXX o7: XXXXXXXXXXXXXXXX | |
34 | l0: XXXXXXXXXXXXXXXX l1: XXXXXXXXXXXXXXXX l2: XXXXXXXXXXXXXXXX | |
35 | l3: XXXXXXXXXXXXXXXX l4: XXXXXXXXXXXXXXXX l5: XXXXXXXXXXXXXXXX | |
36 | l6: XXXXXXXXXXXXXXXX l7: XXXXXXXXXXXXXXXX | |
37 | i0: XXXXXXXXXXXXXXXX i1: XXXXXXXXXXXXXXXX i2: XXXXXXXXXXXXXXXX | |
38 | i3: XXXXXXXXXXXXXXXX i4: XXXXXXXXXXXXXXXX i5: XXXXXXXXXXXXXXXX | |
39 | fp: XXXXXXXXXXXXXXXX i7: XXXXXXXXXXXXXXXX | |
40 | ||
7b19af68 | 41 | Mask: XXXXXXXXXXXXXXXX XFSR: XXXXXXXXXXXXXXXX GSR: XX FPRS: X |
e1f601e8 UD |
42 | f0: XXXXXXXXXXXXXXXX f2: XXXXXXXXXXXXXXXX f4: XXXXXXXXXXXXXXXX |
43 | f6: XXXXXXXXXXXXXXXX f8: XXXXXXXXXXXXXXXX f10: XXXXXXXXXXXXXXXX | |
44 | f12: XXXXXXXXXXXXXXXX f14: XXXXXXXXXXXXXXXX f16: XXXXXXXXXXXXXXXX | |
45 | f18: XXXXXXXXXXXXXXXX f20: XXXXXXXXXXXXXXXX f22: XXXXXXXXXXXXXXXX | |
46 | f24: XXXXXXXXXXXXXXXX f26: XXXXXXXXXXXXXXXX f28: XXXXXXXXXXXXXXXX | |
47 | f30: XXXXXXXXXXXXXXXX f32: XXXXXXXXXXXXXXXX f34: XXXXXXXXXXXXXXXX | |
48 | f36: XXXXXXXXXXXXXXXX f38: XXXXXXXXXXXXXXXX f40: XXXXXXXXXXXXXXXX | |
49 | f42: XXXXXXXXXXXXXXXX f44: XXXXXXXXXXXXXXXX f46: XXXXXXXXXXXXXXXX | |
50 | f48: XXXXXXXXXXXXXXXX f50: XXXXXXXXXXXXXXXX f52: XXXXXXXXXXXXXXXX | |
51 | f54: XXXXXXXXXXXXXXXX f56: XXXXXXXXXXXXXXXX f58: XXXXXXXXXXXXXXXX | |
52 | f60: XXXXXXXXXXXXXXXX f62: XXXXXXXXXXXXXXXX | |
53 | ||
54 | */ | |
55 | ||
56 | static void | |
57 | hexvalue (unsigned long int value, char *buf, size_t len) | |
58 | { | |
59 | char *cp = _itoa_word (value, buf + len, 16, 0); | |
60 | while (cp > buf) | |
61 | *--cp = '0'; | |
62 | } | |
63 | ||
e1f601e8 UD |
64 | static void |
65 | register_dump (int fd, SIGCONTEXT ctx) | |
66 | { | |
67 | char regs[36][16]; | |
e9b3e3c5 | 68 | char fregs[68][8]; |
e1f601e8 UD |
69 | struct iovec iov[150]; |
70 | size_t nr = 0; | |
71 | int i; | |
e9b3e3c5 UD |
72 | unsigned long *r = (unsigned long *) |
73 | (ctx->sigc_regs.u_regs[14] + STACK_BIAS); | |
74 | __siginfo_fpu_t *f; | |
e1f601e8 UD |
75 | |
76 | #define ADD_STRING(str) \ | |
77 | iov[nr].iov_base = (char *) str; \ | |
78 | iov[nr].iov_len = strlen (str); \ | |
79 | ++nr | |
80 | #define ADD_MEM(str, len) \ | |
81 | iov[nr].iov_base = str; \ | |
82 | iov[nr].iov_len = len; \ | |
83 | ++nr | |
84 | ||
85 | /* Generate strings of register contents. */ | |
e9b3e3c5 UD |
86 | hexvalue (ctx->sigc_regs.tstate, regs[0], 16); |
87 | hexvalue (ctx->sigc_regs.tpc, regs[1], 16); | |
88 | hexvalue (ctx->sigc_regs.tnpc, regs[2], 16); | |
89 | hexvalue (ctx->sigc_regs.y, regs[3], 8); | |
e1f601e8 | 90 | for (i = 1; i <= 15; i++) |
e9b3e3c5 | 91 | hexvalue (ctx->sigc_regs.u_regs[i], regs[3+i], 16); |
e1f601e8 | 92 | for (i = 0; i <= 15; i++) |
e9b3e3c5 UD |
93 | hexvalue (r[i], regs[19+i], 16); |
94 | hexvalue (ctx->sigc_mask, regs[35], 16); | |
e1f601e8 UD |
95 | |
96 | /* Generate the output. */ | |
97 | ADD_STRING ("Register dump:\n\n TSTATE: "); | |
98 | ADD_MEM (regs[0], 16); | |
99 | ADD_STRING (" TPC: "); | |
100 | ADD_MEM (regs[1], 16); | |
101 | ADD_STRING (" TNPC: "); | |
102 | ADD_MEM (regs[2], 16); | |
103 | ADD_STRING ("\n Y: "); | |
104 | ADD_MEM (regs[3], 8); | |
105 | ADD_STRING ("\n g0: 0000000000000000 g1: "); | |
106 | ADD_MEM (regs[4], 16); | |
107 | ADD_STRING (" g2: "); | |
108 | ADD_MEM (regs[5], 16); | |
109 | ADD_STRING ("\n g3: "); | |
110 | ADD_MEM (regs[6], 16); | |
111 | ADD_STRING (" g4: "); | |
112 | ADD_MEM (regs[7], 16); | |
113 | ADD_STRING (" g5: "); | |
114 | ADD_MEM (regs[8], 16); | |
115 | ADD_STRING ("\n g6: "); | |
116 | ADD_MEM (regs[9], 16); | |
117 | ADD_STRING (" g7: "); | |
118 | ADD_MEM (regs[10], 16); | |
119 | ADD_STRING ("\n o0: "); | |
120 | ADD_MEM (regs[11], 16); | |
121 | ADD_STRING (" o1: "); | |
122 | ADD_MEM (regs[12], 16); | |
123 | ADD_STRING (" o2: "); | |
124 | ADD_MEM (regs[13], 16); | |
125 | ADD_STRING ("\n o3: "); | |
126 | ADD_MEM (regs[14], 16); | |
127 | ADD_STRING (" o4: "); | |
128 | ADD_MEM (regs[15], 16); | |
129 | ADD_STRING (" o5: "); | |
130 | ADD_MEM (regs[16], 16); | |
131 | ADD_STRING ("\n sp: "); | |
132 | ADD_MEM (regs[17], 16); | |
133 | ADD_STRING (" o7: "); | |
134 | ADD_MEM (regs[18], 16); | |
135 | ADD_STRING ("\n l0: "); | |
136 | ADD_MEM (regs[19], 16); | |
137 | ADD_STRING (" l1: "); | |
138 | ADD_MEM (regs[20], 16); | |
139 | ADD_STRING (" l2: "); | |
140 | ADD_MEM (regs[21], 16); | |
141 | ADD_STRING ("\n l3: "); | |
142 | ADD_MEM (regs[22], 16); | |
143 | ADD_STRING (" l4: "); | |
144 | ADD_MEM (regs[23], 16); | |
145 | ADD_STRING (" l5: "); | |
146 | ADD_MEM (regs[24], 16); | |
147 | ADD_STRING ("\n l6: "); | |
148 | ADD_MEM (regs[25], 16); | |
149 | ADD_STRING (" l7: "); | |
150 | ADD_MEM (regs[26], 16); | |
151 | ADD_STRING ("\n i0: "); | |
152 | ADD_MEM (regs[27], 16); | |
153 | ADD_STRING (" i1: "); | |
154 | ADD_MEM (regs[28], 16); | |
155 | ADD_STRING (" i2: "); | |
156 | ADD_MEM (regs[29], 16); | |
157 | ADD_STRING ("\n i3: "); | |
158 | ADD_MEM (regs[30], 16); | |
159 | ADD_STRING (" i4: "); | |
160 | ADD_MEM (regs[31], 16); | |
161 | ADD_STRING (" i5: "); | |
162 | ADD_MEM (regs[32], 16); | |
163 | ADD_STRING ("\n fp: "); | |
164 | ADD_MEM (regs[33], 16); | |
165 | ADD_STRING (" i7: "); | |
166 | ADD_MEM (regs[34], 16); | |
7b19af68 UD |
167 | ADD_STRING ("\n\n Mask: "); |
168 | ADD_MEM (regs[35], 16); | |
e1f601e8 | 169 | |
e9b3e3c5 | 170 | f = ctx->sigc_fpu_save; |
e1f601e8 UD |
171 | if (f != NULL) |
172 | { | |
e9b3e3c5 UD |
173 | for (i = 0; i < 64; i++) |
174 | hexvalue (f->si_float_regs[i], fregs[i], 8); | |
175 | hexvalue (f->si_fsr, fregs[64], 16); | |
176 | hexvalue (f->si_gsr, fregs[66], 2); | |
177 | hexvalue (f->si_fprs, fregs[67], 1); | |
178 | ADD_STRING (" XFSR: "); | |
179 | ADD_MEM (fregs[64], 16); | |
180 | ADD_STRING (" GSR: "); | |
181 | ADD_MEM (fregs[66], 2); | |
182 | ADD_STRING (" FPRS: "); | |
183 | ADD_MEM (fregs[67], 1); | |
184 | ADD_STRING ("\n f0: "); | |
185 | ADD_MEM (fregs[0], 16); | |
186 | ADD_STRING (" f2: "); | |
187 | ADD_MEM (fregs[2], 16); | |
188 | ADD_STRING (" f4: "); | |
189 | ADD_MEM (fregs[4], 16); | |
190 | ADD_STRING ("\n f6: "); | |
191 | ADD_MEM (fregs[6], 16); | |
192 | ADD_STRING (" f8: "); | |
193 | ADD_MEM (fregs[8], 16); | |
194 | ADD_STRING (" f10: "); | |
195 | ADD_MEM (fregs[10], 16); | |
196 | ADD_STRING ("\n f12: "); | |
197 | ADD_MEM (fregs[12], 16); | |
198 | ADD_STRING (" f14: "); | |
199 | ADD_MEM (fregs[14], 16); | |
200 | ADD_STRING (" f16: "); | |
201 | ADD_MEM (fregs[16], 16); | |
202 | ADD_STRING ("\n f18: "); | |
203 | ADD_MEM (fregs[18], 16); | |
204 | ADD_STRING (" f20: "); | |
205 | ADD_MEM (fregs[20], 16); | |
206 | ADD_STRING (" f22: "); | |
207 | ADD_MEM (fregs[22], 16); | |
208 | ADD_STRING ("\n f24: "); | |
209 | ADD_MEM (fregs[24], 16); | |
210 | ADD_STRING (" f26: "); | |
211 | ADD_MEM (fregs[26], 16); | |
212 | ADD_STRING (" f28: "); | |
213 | ADD_MEM (fregs[28], 16); | |
214 | ADD_STRING ("\n f30: "); | |
215 | ADD_MEM (fregs[30], 16); | |
216 | ADD_STRING (" f32: "); | |
217 | ADD_MEM (fregs[32], 16); | |
218 | ADD_STRING (" f34: "); | |
219 | ADD_MEM (fregs[34], 16); | |
220 | ADD_STRING ("\n f36: "); | |
221 | ADD_MEM (fregs[36], 16); | |
222 | ADD_STRING (" f38: "); | |
223 | ADD_MEM (fregs[38], 16); | |
224 | ADD_STRING (" f40: "); | |
225 | ADD_MEM (fregs[40], 16); | |
226 | ADD_STRING ("\n f42: "); | |
227 | ADD_MEM (fregs[42], 16); | |
228 | ADD_STRING (" f44: "); | |
229 | ADD_MEM (fregs[44], 16); | |
230 | ADD_STRING (" f46: "); | |
231 | ADD_MEM (fregs[46], 16); | |
232 | ADD_STRING ("\n f48: "); | |
233 | ADD_MEM (fregs[48], 16); | |
234 | ADD_STRING (" f50: "); | |
235 | ADD_MEM (fregs[50], 16); | |
236 | ADD_STRING (" f52: "); | |
237 | ADD_MEM (fregs[52], 16); | |
238 | ADD_STRING ("\n f54: "); | |
239 | ADD_MEM (fregs[54], 16); | |
240 | ADD_STRING (" f56: "); | |
241 | ADD_MEM (fregs[56], 16); | |
242 | ADD_STRING (" f58: "); | |
243 | ADD_MEM (fregs[58], 16); | |
244 | ADD_STRING ("\n f60: "); | |
245 | ADD_MEM (fregs[60], 16); | |
246 | ADD_STRING (" f62: "); | |
247 | ADD_MEM (fregs[62], 16); | |
248 | } | |
e1f601e8 UD |
249 | |
250 | ADD_STRING ("\n"); | |
251 | ||
252 | /* Write the stuff out. */ | |
253 | writev (fd, iov, nr); | |
254 | } | |
255 | ||
256 | ||
257 | #define REGISTER_DUMP register_dump (fd, ctx) |