projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| e1f601e8 | 1 | /* Dump registers. |
| 04277e02 | 2 | Copyright (C) 1999-2019 Free Software Foundation, Inc. |
| e1f601e8 UD |
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 | |
| 41bdb6e2 AJ |
7 | modify it under the terms of the GNU Lesser General Public |
| 8 | License as published by the Free Software Foundation; either | |
| 9 | version 2.1 of the License, or (at your option) any later version. | |
| e1f601e8 UD |
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 | |
| 41bdb6e2 | 14 | Lesser General Public License for more details. |
| e1f601e8 | 15 | |
| 41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
| 18 | <http://www.gnu.org/licenses/>. */ | |
| e1f601e8 UD |
19 | |
| 20 | #include <sys/uio.h> | |
| eb96ffb0 | 21 | #include <_itoa.h> |
| e1f601e8 UD |
22 | |
| 23 | /* We will print the register dump in this format: | |
| 24 | ||
| 25 | TSTATE: XXXXXXXXXXXXXXXX TPC: XXXXXXXXXXXXXXXX TNPC: XXXXXXXXXXXXXXXX | |
| 26 | Y: XXXXXXXX | |
| 27 | g0: 0000000000000000 g1: XXXXXXXXXXXXXXXX g2: XXXXXXXXXXXXXXXX | |
| 28 | g3: XXXXXXXXXXXXXXXX g4: XXXXXXXXXXXXXXXX g5: XXXXXXXXXXXXXXXX | |
| 29 | g6: XXXXXXXXXXXXXXXX g7: XXXXXXXXXXXXXXXX | |
| 30 | o0: XXXXXXXXXXXXXXXX o1: XXXXXXXXXXXXXXXX o2: XXXXXXXXXXXXXXXX | |
| 31 | o3: XXXXXXXXXXXXXXXX o4: XXXXXXXXXXXXXXXX o5: XXXXXXXXXXXXXXXX | |
| 32 | sp: XXXXXXXXXXXXXXXX o7: XXXXXXXXXXXXXXXX | |
| 33 | l0: XXXXXXXXXXXXXXXX l1: XXXXXXXXXXXXXXXX l2: XXXXXXXXXXXXXXXX | |
| 34 | l3: XXXXXXXXXXXXXXXX l4: XXXXXXXXXXXXXXXX l5: XXXXXXXXXXXXXXXX | |
| 35 | l6: XXXXXXXXXXXXXXXX l7: XXXXXXXXXXXXXXXX | |
| 36 | i0: XXXXXXXXXXXXXXXX i1: XXXXXXXXXXXXXXXX i2: XXXXXXXXXXXXXXXX | |
| 37 | i3: XXXXXXXXXXXXXXXX i4: XXXXXXXXXXXXXXXX i5: XXXXXXXXXXXXXXXX | |
| 38 | fp: XXXXXXXXXXXXXXXX i7: XXXXXXXXXXXXXXXX | |
| 39 | ||
| 7b19af68 | 40 | Mask: XXXXXXXXXXXXXXXX XFSR: XXXXXXXXXXXXXXXX GSR: XX FPRS: X |
| e1f601e8 UD |
41 | f0: XXXXXXXXXXXXXXXX f2: XXXXXXXXXXXXXXXX f4: XXXXXXXXXXXXXXXX |
| 42 | f6: XXXXXXXXXXXXXXXX f8: XXXXXXXXXXXXXXXX f10: XXXXXXXXXXXXXXXX | |
| 43 | f12: XXXXXXXXXXXXXXXX f14: XXXXXXXXXXXXXXXX f16: XXXXXXXXXXXXXXXX | |
| 44 | f18: XXXXXXXXXXXXXXXX f20: XXXXXXXXXXXXXXXX f22: XXXXXXXXXXXXXXXX | |
| 45 | f24: XXXXXXXXXXXXXXXX f26: XXXXXXXXXXXXXXXX f28: XXXXXXXXXXXXXXXX | |
| 46 | f30: XXXXXXXXXXXXXXXX f32: XXXXXXXXXXXXXXXX f34: XXXXXXXXXXXXXXXX | |
| 47 | f36: XXXXXXXXXXXXXXXX f38: XXXXXXXXXXXXXXXX f40: XXXXXXXXXXXXXXXX | |
| 48 | f42: XXXXXXXXXXXXXXXX f44: XXXXXXXXXXXXXXXX f46: XXXXXXXXXXXXXXXX | |
| 49 | f48: XXXXXXXXXXXXXXXX f50: XXXXXXXXXXXXXXXX f52: XXXXXXXXXXXXXXXX | |
| 50 | f54: XXXXXXXXXXXXXXXX f56: XXXXXXXXXXXXXXXX f58: XXXXXXXXXXXXXXXX | |
| 51 | f60: XXXXXXXXXXXXXXXX f62: XXXXXXXXXXXXXXXX | |
| 52 | ||
| 53 | */ | |
| 54 | ||
| 55 | static void | |
| 56 | hexvalue (unsigned long int value, char *buf, size_t len) | |
| 57 | { | |
| 58 | char *cp = _itoa_word (value, buf + len, 16, 0); | |
| 59 | while (cp > buf) | |
| 60 | *--cp = '0'; | |
| 61 | } | |
| 62 | ||
| e1f601e8 UD |
63 | static void |
| 64 | register_dump (int fd, SIGCONTEXT ctx) | |
| 65 | { | |
| 66 | char regs[36][16]; | |
| e9b3e3c5 | 67 | char fregs[68][8]; |
| e1f601e8 UD |
68 | struct iovec iov[150]; |
| 69 | size_t nr = 0; | |
| 70 | int i; | |
| e9b3e3c5 UD |
71 | unsigned long *r = (unsigned long *) |
| 72 | (ctx->sigc_regs.u_regs[14] + STACK_BIAS); | |
| 73 | __siginfo_fpu_t *f; | |
| e1f601e8 UD |
74 | |
| 75 | #define ADD_STRING(str) \ | |
| 76 | iov[nr].iov_base = (char *) str; \ | |
| 77 | iov[nr].iov_len = strlen (str); \ | |
| 78 | ++nr | |
| 79 | #define ADD_MEM(str, len) \ | |
| 80 | iov[nr].iov_base = str; \ | |
| 81 | iov[nr].iov_len = len; \ | |
| 82 | ++nr | |
| 83 | ||
| 84 | /* Generate strings of register contents. */ | |
| e9b3e3c5 UD |
85 | hexvalue (ctx->sigc_regs.tstate, regs[0], 16); |
| 86 | hexvalue (ctx->sigc_regs.tpc, regs[1], 16); | |
| 87 | hexvalue (ctx->sigc_regs.tnpc, regs[2], 16); | |
| 88 | hexvalue (ctx->sigc_regs.y, regs[3], 8); | |
| e1f601e8 | 89 | for (i = 1; i <= 15; i++) |
| e9b3e3c5 | 90 | hexvalue (ctx->sigc_regs.u_regs[i], regs[3+i], 16); |
| e1f601e8 | 91 | for (i = 0; i <= 15; i++) |
| e9b3e3c5 UD |
92 | hexvalue (r[i], regs[19+i], 16); |
| 93 | hexvalue (ctx->sigc_mask, regs[35], 16); | |
| e1f601e8 UD |
94 | |
| 95 | /* Generate the output. */ | |
| 96 | ADD_STRING ("Register dump:\n\n TSTATE: "); | |
| 97 | ADD_MEM (regs[0], 16); | |
| 98 | ADD_STRING (" TPC: "); | |
| 99 | ADD_MEM (regs[1], 16); | |
| 100 | ADD_STRING (" TNPC: "); | |
| 101 | ADD_MEM (regs[2], 16); | |
| 102 | ADD_STRING ("\n Y: "); | |
| 103 | ADD_MEM (regs[3], 8); | |
| 104 | ADD_STRING ("\n g0: 0000000000000000 g1: "); | |
| 105 | ADD_MEM (regs[4], 16); | |
| 106 | ADD_STRING (" g2: "); | |
| 107 | ADD_MEM (regs[5], 16); | |
| 108 | ADD_STRING ("\n g3: "); | |
| 109 | ADD_MEM (regs[6], 16); | |
| 110 | ADD_STRING (" g4: "); | |
| 111 | ADD_MEM (regs[7], 16); | |
| 112 | ADD_STRING (" g5: "); | |
| 113 | ADD_MEM (regs[8], 16); | |
| 114 | ADD_STRING ("\n g6: "); | |
| 115 | ADD_MEM (regs[9], 16); | |
| 116 | ADD_STRING (" g7: "); | |
| 117 | ADD_MEM (regs[10], 16); | |
| 118 | ADD_STRING ("\n o0: "); | |
| 119 | ADD_MEM (regs[11], 16); | |
| 120 | ADD_STRING (" o1: "); | |
| 121 | ADD_MEM (regs[12], 16); | |
| 122 | ADD_STRING (" o2: "); | |
| 123 | ADD_MEM (regs[13], 16); | |
| 124 | ADD_STRING ("\n o3: "); | |
| 125 | ADD_MEM (regs[14], 16); | |
| 126 | ADD_STRING (" o4: "); | |
| 127 | ADD_MEM (regs[15], 16); | |
| 128 | ADD_STRING (" o5: "); | |
| 129 | ADD_MEM (regs[16], 16); | |
| 130 | ADD_STRING ("\n sp: "); | |
| 131 | ADD_MEM (regs[17], 16); | |
| 132 | ADD_STRING (" o7: "); | |
| 133 | ADD_MEM (regs[18], 16); | |
| 134 | ADD_STRING ("\n l0: "); | |
| 135 | ADD_MEM (regs[19], 16); | |
| 136 | ADD_STRING (" l1: "); | |
| 137 | ADD_MEM (regs[20], 16); | |
| 138 | ADD_STRING (" l2: "); | |
| 139 | ADD_MEM (regs[21], 16); | |
| 140 | ADD_STRING ("\n l3: "); | |
| 141 | ADD_MEM (regs[22], 16); | |
| 142 | ADD_STRING (" l4: "); | |
| 143 | ADD_MEM (regs[23], 16); | |
| 144 | ADD_STRING (" l5: "); | |
| 145 | ADD_MEM (regs[24], 16); | |
| 146 | ADD_STRING ("\n l6: "); | |
| 147 | ADD_MEM (regs[25], 16); | |
| 148 | ADD_STRING (" l7: "); | |
| 149 | ADD_MEM (regs[26], 16); | |
| 150 | ADD_STRING ("\n i0: "); | |
| 151 | ADD_MEM (regs[27], 16); | |
| 152 | ADD_STRING (" i1: "); | |
| 153 | ADD_MEM (regs[28], 16); | |
| 154 | ADD_STRING (" i2: "); | |
| 155 | ADD_MEM (regs[29], 16); | |
| 156 | ADD_STRING ("\n i3: "); | |
| 157 | ADD_MEM (regs[30], 16); | |
| 158 | ADD_STRING (" i4: "); | |
| 159 | ADD_MEM (regs[31], 16); | |
| 160 | ADD_STRING (" i5: "); | |
| 161 | ADD_MEM (regs[32], 16); | |
| 162 | ADD_STRING ("\n fp: "); | |
| 163 | ADD_MEM (regs[33], 16); | |
| 164 | ADD_STRING (" i7: "); | |
| 165 | ADD_MEM (regs[34], 16); | |
| 7b19af68 UD |
166 | ADD_STRING ("\n\n Mask: "); |
| 167 | ADD_MEM (regs[35], 16); | |
| e1f601e8 | 168 | |
| e9b3e3c5 | 169 | f = ctx->sigc_fpu_save; |
| e1f601e8 UD |
170 | if (f != NULL) |
| 171 | { | |
| e9b3e3c5 UD |
172 | for (i = 0; i < 64; i++) |
| 173 | hexvalue (f->si_float_regs[i], fregs[i], 8); | |
| 174 | hexvalue (f->si_fsr, fregs[64], 16); | |
| 175 | hexvalue (f->si_gsr, fregs[66], 2); | |
| 176 | hexvalue (f->si_fprs, fregs[67], 1); | |
| 177 | ADD_STRING (" XFSR: "); | |
| 178 | ADD_MEM (fregs[64], 16); | |
| 179 | ADD_STRING (" GSR: "); | |
| 180 | ADD_MEM (fregs[66], 2); | |
| 181 | ADD_STRING (" FPRS: "); | |
| 182 | ADD_MEM (fregs[67], 1); | |
| 183 | ADD_STRING ("\n f0: "); | |
| 184 | ADD_MEM (fregs[0], 16); | |
| 185 | ADD_STRING (" f2: "); | |
| 186 | ADD_MEM (fregs[2], 16); | |
| 187 | ADD_STRING (" f4: "); | |
| 188 | ADD_MEM (fregs[4], 16); | |
| 189 | ADD_STRING ("\n f6: "); | |
| 190 | ADD_MEM (fregs[6], 16); | |
| 191 | ADD_STRING (" f8: "); | |
| 192 | ADD_MEM (fregs[8], 16); | |
| 193 | ADD_STRING (" f10: "); | |
| 194 | ADD_MEM (fregs[10], 16); | |
| 195 | ADD_STRING ("\n f12: "); | |
| 196 | ADD_MEM (fregs[12], 16); | |
| 197 | ADD_STRING (" f14: "); | |
| 198 | ADD_MEM (fregs[14], 16); | |
| 199 | ADD_STRING (" f16: "); | |
| 200 | ADD_MEM (fregs[16], 16); | |
| 201 | ADD_STRING ("\n f18: "); | |
| 202 | ADD_MEM (fregs[18], 16); | |
| 203 | ADD_STRING (" f20: "); | |
| 204 | ADD_MEM (fregs[20], 16); | |
| 205 | ADD_STRING (" f22: "); | |
| 206 | ADD_MEM (fregs[22], 16); | |
| 207 | ADD_STRING ("\n f24: "); | |
| 208 | ADD_MEM (fregs[24], 16); | |
| 209 | ADD_STRING (" f26: "); | |
| 210 | ADD_MEM (fregs[26], 16); | |
| 211 | ADD_STRING (" f28: "); | |
| 212 | ADD_MEM (fregs[28], 16); | |
| 213 | ADD_STRING ("\n f30: "); | |
| 214 | ADD_MEM (fregs[30], 16); | |
| 215 | ADD_STRING (" f32: "); | |
| 216 | ADD_MEM (fregs[32], 16); | |
| 217 | ADD_STRING (" f34: "); | |
| 218 | ADD_MEM (fregs[34], 16); | |
| 219 | ADD_STRING ("\n f36: "); | |
| 220 | ADD_MEM (fregs[36], 16); | |
| 221 | ADD_STRING (" f38: "); | |
| 222 | ADD_MEM (fregs[38], 16); | |
| 223 | ADD_STRING (" f40: "); | |
| 224 | ADD_MEM (fregs[40], 16); | |
| 225 | ADD_STRING ("\n f42: "); | |
| 226 | ADD_MEM (fregs[42], 16); | |
| 227 | ADD_STRING (" f44: "); | |
| 228 | ADD_MEM (fregs[44], 16); | |
| 229 | ADD_STRING (" f46: "); | |
| 230 | ADD_MEM (fregs[46], 16); | |
| 231 | ADD_STRING ("\n f48: "); | |
| 232 | ADD_MEM (fregs[48], 16); | |
| 233 | ADD_STRING (" f50: "); | |
| 234 | ADD_MEM (fregs[50], 16); | |
| 235 | ADD_STRING (" f52: "); | |
| 236 | ADD_MEM (fregs[52], 16); | |
| 237 | ADD_STRING ("\n f54: "); | |
| 238 | ADD_MEM (fregs[54], 16); | |
| 239 | ADD_STRING (" f56: "); | |
| 240 | ADD_MEM (fregs[56], 16); | |
| 241 | ADD_STRING (" f58: "); | |
| 242 | ADD_MEM (fregs[58], 16); | |
| 243 | ADD_STRING ("\n f60: "); | |
| 244 | ADD_MEM (fregs[60], 16); | |
| 245 | ADD_STRING (" f62: "); | |
| 246 | ADD_MEM (fregs[62], 16); | |
| 247 | } | |
| e1f601e8 UD |
248 | |
| 249 | ADD_STRING ("\n"); | |
| 250 | ||
| 251 | /* Write the stuff out. */ | |
| 252 | writev (fd, iov, nr); | |
| 253 | } | |
| 254 | ||
| 255 | ||
| 256 | #define REGISTER_DUMP register_dump (fd, ctx) |