| /* Dump registers. |
| Copyright (C) 1999, 2000 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Jakub Jelinek <jakub@redhat.com>, 1999. |
| |
| 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #include <sys/uio.h> |
| #include <stdio-common/_itoa.h> |
| |
| /* We will print the register dump in this format: |
| |
| PSR: XXXXXXXX PC: XXXXXXXX NPC: XXXXXXXX Y: XXXXXXXX |
| g0: 00000000 g1: XXXXXXXX g2: XXXXXXXX g3: XXXXXXXX |
| g4: XXXXXXXX g5: XXXXXXXX g6: XXXXXXXX g7: XXXXXXXX |
| o0: XXXXXXXX o1: XXXXXXXX o2: XXXXXXXX o3: XXXXXXXX |
| o4: XXXXXXXX o5: XXXXXXXX sp: XXXXXXXX o7: XXXXXXXX |
| l0: XXXXXXXX l1: XXXXXXXX l2: XXXXXXXX l3: XXXXXXXX |
| l4: XXXXXXXX l5: XXXXXXXX l6: XXXXXXXX l7: XXXXXXXX |
| i0: XXXXXXXX i1: XXXXXXXX i2: XXXXXXXX i3: XXXXXXXX |
| i4: XXXXXXXX i5: XXXXXXXX fp: XXXXXXXX i7: XXXXXXXX |
| |
| followed on sun4, sun4c, sun4d, sun4m by: |
| |
| Old mask: XXXXXXXX FSR: XXXXXXXX FPQ: XXXXXXXX |
| f0: XXXXXXXXXXXXXXXX f2: XXXXXXXXXXXXXXXX f4: XXXXXXXXXXXXXXXX |
| f6: XXXXXXXXXXXXXXXX f8: XXXXXXXXXXXXXXXX f10: XXXXXXXXXXXXXXXX |
| f12: XXXXXXXXXXXXXXXX f14: XXXXXXXXXXXXXXXX f16: XXXXXXXXXXXXXXXX |
| f18: XXXXXXXXXXXXXXXX f20: XXXXXXXXXXXXXXXX f22: XXXXXXXXXXXXXXXX |
| f24: XXXXXXXXXXXXXXXX f26: XXXXXXXXXXXXXXXX f28: XXXXXXXXXXXXXXXX |
| f30: XXXXXXXXXXXXXXXX |
| |
| and on sun4u by: |
| |
| Old mask: XXXXXXXX XFSR: XXXXXXXXXXXXXXXX GSR: XX FPRS: X |
| f0: XXXXXXXXXXXXXXXX f2: XXXXXXXXXXXXXXXX f4: XXXXXXXXXXXXXXXX |
| f6: XXXXXXXXXXXXXXXX f8: XXXXXXXXXXXXXXXX f10: XXXXXXXXXXXXXXXX |
| f12: XXXXXXXXXXXXXXXX f14: XXXXXXXXXXXXXXXX f16: XXXXXXXXXXXXXXXX |
| f18: XXXXXXXXXXXXXXXX f20: XXXXXXXXXXXXXXXX f22: XXXXXXXXXXXXXXXX |
| f24: XXXXXXXXXXXXXXXX f26: XXXXXXXXXXXXXXXX f28: XXXXXXXXXXXXXXXX |
| f30: XXXXXXXXXXXXXXXX f32: XXXXXXXXXXXXXXXX f34: XXXXXXXXXXXXXXXX |
| f36: XXXXXXXXXXXXXXXX f38: XXXXXXXXXXXXXXXX f40: XXXXXXXXXXXXXXXX |
| f42: XXXXXXXXXXXXXXXX f44: XXXXXXXXXXXXXXXX f46: XXXXXXXXXXXXXXXX |
| f48: XXXXXXXXXXXXXXXX f50: XXXXXXXXXXXXXXXX f52: XXXXXXXXXXXXXXXX |
| f54: XXXXXXXXXXXXXXXX f56: XXXXXXXXXXXXXXXX f58: XXXXXXXXXXXXXXXX |
| f60: XXXXXXXXXXXXXXXX f62: XXXXXXXXXXXXXXXX |
| |
| */ |
| |
| 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'; |
| } |
| |
| struct __siginfo_sparc32_fpu |
| { |
| unsigned int si_float_regs[32]; |
| unsigned int si_fsr; |
| unsigned int si_fpq; |
| }; |
| struct __siginfo_sparc64_fpu |
| { |
| unsigned int si_float_regs[64]; |
| unsigned int si_xfsr; |
| unsigned int si_fsr; |
| unsigned int _pad1; |
| unsigned int si_gsr; |
| unsigned int _pad2; |
| unsigned int si_fprs; |
| }; |
| |
| static void |
| register_dump (int fd, SIGCONTEXT ctx) |
| { |
| char regs[36][8]; |
| char fregs[68][8]; |
| struct iovec iov[150]; |
| size_t nr = 0; |
| int i; |
| unsigned int *r = (unsigned int *) |
| ctx->si_regs.u_regs[14]; |
| |
| #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->si_regs.psr, regs[0], 8); |
| hexvalue (ctx->si_regs.pc, regs[1], 8); |
| hexvalue (ctx->si_regs.npc, regs[2], 8); |
| hexvalue (ctx->si_regs.y, regs[3], 8); |
| for (i = 1; i <= 15; i++) |
| hexvalue (ctx->si_regs.u_regs[i], regs[3+i], 8); |
| for (i = 0; i <= 15; i++) |
| hexvalue (r[i], regs[19+i], 8); |
| hexvalue (ctx->si_mask, regs[35], 8); |
| |
| /* Generate the output. */ |
| ADD_STRING ("Register dump:\n\n PSR: "); |
| ADD_MEM (regs[0], 8); |
| ADD_STRING (" PC: "); |
| ADD_MEM (regs[1], 8); |
| ADD_STRING (" NPC: "); |
| ADD_MEM (regs[2], 8); |
| ADD_STRING (" Y: "); |
| ADD_MEM (regs[3], 8); |
| ADD_STRING ("\n g0: 00000000 g1: "); |
| ADD_MEM (regs[4], 8); |
| ADD_STRING (" g2: "); |
| ADD_MEM (regs[5], 8); |
| ADD_STRING (" g3: "); |
| ADD_MEM (regs[6], 8); |
| ADD_STRING ("\n g4: "); |
| ADD_MEM (regs[7], 8); |
| ADD_STRING (" g5: "); |
| ADD_MEM (regs[8], 8); |
| ADD_STRING (" g6: "); |
| ADD_MEM (regs[9], 8); |
| ADD_STRING (" g7: "); |
| ADD_MEM (regs[10], 8); |
| ADD_STRING ("\n o0: "); |
| ADD_MEM (regs[11], 8); |
| ADD_STRING (" o1: "); |
| ADD_MEM (regs[12], 8); |
| ADD_STRING (" o2: "); |
| ADD_MEM (regs[13], 8); |
| ADD_STRING (" o3: "); |
| ADD_MEM (regs[14], 8); |
| ADD_STRING ("\n o4: "); |
| ADD_MEM (regs[15], 8); |
| ADD_STRING (" o5: "); |
| ADD_MEM (regs[16], 8); |
| ADD_STRING (" sp: "); |
| ADD_MEM (regs[17], 8); |
| ADD_STRING (" o7: "); |
| ADD_MEM (regs[18], 8); |
| ADD_STRING ("\n l0: "); |
| ADD_MEM (regs[19], 8); |
| ADD_STRING (" l1: "); |
| ADD_MEM (regs[20], 8); |
| ADD_STRING (" l2: "); |
| ADD_MEM (regs[21], 8); |
| ADD_STRING (" l3: "); |
| ADD_MEM (regs[22], 8); |
| ADD_STRING ("\n l4: "); |
| ADD_MEM (regs[23], 8); |
| ADD_STRING (" l5: "); |
| ADD_MEM (regs[24], 8); |
| ADD_STRING (" l6: "); |
| ADD_MEM (regs[25], 8); |
| ADD_STRING (" l7: "); |
| ADD_MEM (regs[26], 8); |
| ADD_STRING ("\n i0: "); |
| ADD_MEM (regs[27], 8); |
| ADD_STRING (" i1: "); |
| ADD_MEM (regs[28], 8); |
| ADD_STRING (" i2: "); |
| ADD_MEM (regs[29], 8); |
| ADD_STRING (" i3: "); |
| ADD_MEM (regs[30], 8); |
| ADD_STRING ("\n i4: "); |
| ADD_MEM (regs[31], 8); |
| ADD_STRING (" i5: "); |
| ADD_MEM (regs[32], 8); |
| ADD_STRING (" fp: "); |
| ADD_MEM (regs[33], 8); |
| ADD_STRING (" i7: "); |
| ADD_MEM (regs[34], 8); |
| ADD_STRING ("\n\n Old mask: "); |
| ADD_MEM (regs[35], 8); |
| |
| if ((ctx->si_regs.psr & 0xff000000) == 0xff000000) |
| { |
| struct __siginfo_sparc64_fpu *f; |
| |
| f = *(struct __siginfo_sparc64_fpu **) (ctx + 1); |
| if (f != NULL) |
| { |
| for (i = 0; i < 64; i++) |
| hexvalue (f->si_float_regs[i], fregs[i], 8); |
| hexvalue (f->si_xfsr, fregs[64], 8); |
| hexvalue (f->si_fsr, fregs[65], 8); |
| hexvalue (f->si_gsr, fregs[66], 2); |
| hexvalue (f->si_fprs, fregs[67], 1); |
| ADD_STRING (" XFSR: "); |
| ADD_MEM (fregs[64], 8); |
| ADD_MEM (fregs[65], 8); |
| ADD_STRING (" GSR: "); |
| ADD_MEM (fregs[66], 2); |
| ADD_STRING (" FPRS: "); |
| ADD_MEM (fregs[67], 1); |
| ADD_STRING ("\n f0: "); |
| ADD_MEM (fregs[0], 16); |
| ADD_STRING (" f2: "); |
| ADD_MEM (fregs[2], 16); |
| ADD_STRING (" f4: "); |
| ADD_MEM (fregs[4], 16); |
| ADD_STRING ("\n f6: "); |
| ADD_MEM (fregs[6], 16); |
| ADD_STRING (" f8: "); |
| ADD_MEM (fregs[8], 16); |
| ADD_STRING (" f10: "); |
| ADD_MEM (fregs[10], 16); |
| ADD_STRING ("\n f12: "); |
| ADD_MEM (fregs[12], 16); |
| ADD_STRING (" f14: "); |
| ADD_MEM (fregs[14], 16); |
| ADD_STRING (" f16: "); |
| ADD_MEM (fregs[16], 16); |
| ADD_STRING ("\n f18: "); |
| ADD_MEM (fregs[18], 16); |
| ADD_STRING (" f20: "); |
| ADD_MEM (fregs[20], 16); |
| ADD_STRING (" f22: "); |
| ADD_MEM (fregs[22], 16); |
| ADD_STRING ("\n f24: "); |
| ADD_MEM (fregs[24], 16); |
| ADD_STRING (" f26: "); |
| ADD_MEM (fregs[26], 16); |
| ADD_STRING (" f28: "); |
| ADD_MEM (fregs[28], 16); |
| ADD_STRING ("\n f30: "); |
| ADD_MEM (fregs[30], 16); |
| ADD_STRING (" f32: "); |
| ADD_MEM (fregs[32], 16); |
| ADD_STRING (" f34: "); |
| ADD_MEM (fregs[34], 16); |
| ADD_STRING ("\n f36: "); |
| ADD_MEM (fregs[36], 16); |
| ADD_STRING (" f38: "); |
| ADD_MEM (fregs[38], 16); |
| ADD_STRING (" f40: "); |
| ADD_MEM (fregs[40], 16); |
| ADD_STRING ("\n f42: "); |
| ADD_MEM (fregs[42], 16); |
| ADD_STRING (" f44: "); |
| ADD_MEM (fregs[44], 16); |
| ADD_STRING (" f46: "); |
| ADD_MEM (fregs[46], 16); |
| ADD_STRING ("\n f48: "); |
| ADD_MEM (fregs[48], 16); |
| ADD_STRING (" f50: "); |
| ADD_MEM (fregs[50], 16); |
| ADD_STRING (" f52: "); |
| ADD_MEM (fregs[52], 16); |
| ADD_STRING ("\n f54: "); |
| ADD_MEM (fregs[54], 16); |
| ADD_STRING (" f56: "); |
| ADD_MEM (fregs[56], 16); |
| ADD_STRING (" f58: "); |
| ADD_MEM (fregs[58], 16); |
| ADD_STRING ("\n f60: "); |
| ADD_MEM (fregs[60], 16); |
| ADD_STRING (" f62: "); |
| ADD_MEM (fregs[62], 16); |
| } |
| } |
| else |
| { |
| struct __siginfo_sparc32_fpu *f; |
| |
| f = *(struct __siginfo_sparc32_fpu **) (ctx + 1); |
| if (f != NULL) |
| { |
| for (i = 0; i < 32; i++) |
| hexvalue (f->si_float_regs[i], fregs[i], 8); |
| hexvalue (f->si_fsr, fregs[64], 8); |
| hexvalue (f->si_fpq, fregs[65], 8); |
| ADD_STRING (" FSR: "); |
| ADD_MEM (fregs[64], 8); |
| ADD_STRING (" FPQ: "); |
| ADD_MEM (fregs[65], 8); |
| ADD_STRING ("\n f0: "); |
| ADD_MEM (fregs[0], 16); |
| ADD_STRING (" f2: "); |
| ADD_MEM (fregs[2], 16); |
| ADD_STRING (" f4: "); |
| ADD_MEM (fregs[4], 16); |
| ADD_STRING ("\n f6: "); |
| ADD_MEM (fregs[6], 16); |
| ADD_STRING (" f8: "); |
| ADD_MEM (fregs[8], 16); |
| ADD_STRING (" f10: "); |
| ADD_MEM (fregs[10], 16); |
| ADD_STRING ("\n f12: "); |
| ADD_MEM (fregs[12], 16); |
| ADD_STRING (" f14: "); |
| ADD_MEM (fregs[14], 16); |
| ADD_STRING (" f16: "); |
| ADD_MEM (fregs[16], 16); |
| ADD_STRING ("\n f18: "); |
| ADD_MEM (fregs[18], 16); |
| ADD_STRING (" f20: "); |
| ADD_MEM (fregs[20], 16); |
| ADD_STRING (" f22: "); |
| ADD_MEM (fregs[22], 16); |
| ADD_STRING ("\n f24: "); |
| ADD_MEM (fregs[24], 16); |
| ADD_STRING (" f26: "); |
| ADD_MEM (fregs[26], 16); |
| ADD_STRING (" f28: "); |
| ADD_MEM (fregs[28], 16); |
| ADD_STRING ("\n f30: "); |
| ADD_MEM (fregs[30], 16); |
| } |
| } |
| |
| ADD_STRING ("\n"); |
| |
| /* Write the stuff out. */ |
| writev (fd, iov, nr); |
| } |
| |
| |
| #define REGISTER_DUMP register_dump (fd, ctx) |