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46a1b87510
2002-03-27 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/x86_64/bits/sigcontext.h (struct sigcontext): Follow further kernel change. * sysdeps/unix/sysv/linux/x86_64/sys/ucontext.h: Follow further kernel change. * sysdeps/unix/sysv/linux/x86_64/sigcontextinfo.h (GET_STACK): Change for struct sigcontext change. * sysdeps/unix/sysv/linux/x86_64/register-dump.h (register_dump): Follow changes in struct sigcontext. * sysdeps/unix/sysv/linux/x86_64/syscalls.list: Remove ptrace sysycall, use wrapper instead.
330 lines
11 KiB
C
330 lines
11 KiB
C
/* Dump registers.
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Copyright (C) 2001, 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sys/uio.h>
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#include <stdio-common/_itoa.h>
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/* We will print the register dump in this format:
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RAX: XXXXXXXXXXXXXXXX RBX: XXXXXXXXXXXXXXXX RCX: XXXXXXXXXXXXXXXX
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RDX: XXXXXXXXXXXXXXXX RSI: XXXXXXXXXXXXXXXX RDI: XXXXXXXXXXXXXXXX
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RBP: XXXXXXXXXXXXXXXX R8 : XXXXXXXXXXXXXXXX R9 : XXXXXXXXXXXXXXXX
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R10: XXXXXXXXXXXXXXXX R11: XXXXXXXXXXXXXXXX R12: XXXXXXXXXXXXXXXX
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R13: XXXXXXXXXXXXXXXX R14: XXXXXXXXXXXXXXXX R15: XXXXXXXXXXXXXXXX
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RSP: XXXXXXXXXXXXXXXX
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RIP: XXXXXXXXXXXXXXXX EFLAGS: XXXXXXXX
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CS: XXXX DS: XXXX ES: XXXX FS: XXXX GS: XXXX
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Trap: XXXXXXXX Error: XXXXXXXX OldMask: XXXXXXXX
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RSP/SIGNAL: XXXXXXXXXXXXXXXX CR2: XXXXXXXX
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FPUCW: XXXXXXXX FPUSW: XXXXXXXX TAG: XXXXXXXX
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IPOFF: XXXXXXXX CSSEL: XXXX DATAOFF: XXXXXXXX DATASEL: XXXX
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ST(0) XXXX XXXXXXXXXXXXXXXX ST(1) XXXX XXXXXXXXXXXXXXXX
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ST(2) XXXX XXXXXXXXXXXXXXXX ST(3) XXXX XXXXXXXXXXXXXXXX
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ST(4) XXXX XXXXXXXXXXXXXXXX ST(5) XXXX XXXXXXXXXXXXXXXX
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ST(6) XXXX XXXXXXXXXXXXXXXX ST(7) XXXX XXXXXXXXXXXXXXXX
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mxcsr: XXXX
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XMM0 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM1 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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XMM2 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM3 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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XMM4 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM5 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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XMM6 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM7 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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XMM8 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM9 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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XMM10: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM11: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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XMM12: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM13: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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XMM14: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM15: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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*/
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static void
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hexvalue (unsigned long int value, char *buf, size_t len)
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{
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char *cp = _itoa_word (value, buf + len, 16, 0);
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while (cp > buf)
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*--cp = '0';
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}
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static void
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register_dump (int fd, struct sigcontext *ctx)
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{
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char regs[25][16];
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char fpregs[30][8];
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char xmmregs[16][32];
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struct iovec iov[147];
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size_t nr = 0;
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int i;
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#define ADD_STRING(str) \
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iov[nr].iov_base = (char *) str; \
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iov[nr].iov_len = strlen (str); \
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++nr
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#define ADD_MEM(str, len) \
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iov[nr].iov_base = str; \
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iov[nr].iov_len = len; \
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++nr
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/* Generate strings of register contents. */
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hexvalue (ctx->rax, regs[0], 16);
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hexvalue (ctx->rbx, regs[1], 16);
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hexvalue (ctx->rcx, regs[2], 16);
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hexvalue (ctx->rdx, regs[3], 16);
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hexvalue (ctx->rsi, regs[4], 16);
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hexvalue (ctx->rdi, regs[5], 16);
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hexvalue (ctx->rbp, regs[6], 16);
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hexvalue (ctx->r8, regs[7], 16);
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hexvalue (ctx->r9, regs[8], 16);
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hexvalue (ctx->r10, regs[9], 16);
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hexvalue (ctx->r11, regs[10], 16);
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hexvalue (ctx->r12, regs[11], 16);
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hexvalue (ctx->r13, regs[12], 16);
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hexvalue (ctx->r14, regs[13], 16);
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hexvalue (ctx->r15, regs[14], 16);
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hexvalue (ctx->rsp, regs[15], 16);
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hexvalue (ctx->rip, regs[16], 16);
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hexvalue (ctx->eflags, regs[17], 8);
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hexvalue (ctx->cs, regs[18], 4);
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hexvalue (ctx->fs, regs[19], 4);
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hexvalue (ctx->gs, regs[20], 4);
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/* hexvalue (ctx->ss, regs[23], 4); */
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hexvalue (ctx->trapno, regs[21], 8);
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hexvalue (ctx->err, regs[22], 8);
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hexvalue (ctx->oldmask, regs[23], 8);
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hexvalue (ctx->cr2, regs[24], 8);
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/* Generate the output. */
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ADD_STRING ("Register dump:\n\n RAX: ");
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ADD_MEM (regs[0], 16);
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ADD_STRING (" RBX: ");
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ADD_MEM (regs[1], 16);
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ADD_STRING (" RCX: ");
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ADD_MEM (regs[2], 16);
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ADD_STRING ("\n RDX: ");
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ADD_MEM (regs[3], 16);
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ADD_STRING (" RSI: ");
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ADD_MEM (regs[4], 16);
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ADD_STRING (" RDI: ");
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ADD_MEM (regs[5], 16);
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ADD_STRING ("\n RBP: ");
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ADD_MEM (regs[6], 16);
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ADD_STRING (" R8 : ");
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ADD_MEM (regs[7], 16);
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ADD_STRING (" R9 : ");
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ADD_MEM (regs[8], 16);
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ADD_STRING ("\n R10: ");
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ADD_MEM (regs[9], 16);
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ADD_STRING (" R11: ");
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ADD_MEM (regs[10], 16);
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ADD_STRING (" R12: ");
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ADD_MEM (regs[11], 16);
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ADD_STRING ("\n R13: ");
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ADD_MEM (regs[12], 16);
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ADD_STRING (" R14: ");
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ADD_MEM (regs[13], 16);
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ADD_STRING (" R15: ");
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ADD_MEM (regs[14], 16);
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ADD_STRING ("\n RSP: ");
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ADD_MEM (regs[15], 16);
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ADD_STRING ("\n\n RIP: ");
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ADD_MEM (regs[16], 16);
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ADD_STRING (" EFLAGS: ");
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ADD_MEM (regs[17], 8);
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ADD_STRING ("\n\n CS: ");
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ADD_MEM (regs[18], 4);
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ADD_STRING (" FS: ");
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ADD_MEM (regs[19], 4);
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ADD_STRING (" GS: ");
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ADD_MEM (regs[20], 4);
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/*
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ADD_STRING (" SS: ");
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ADD_MEM (regs[23], 4);
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*/
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ADD_STRING ("\n\n Trap: ");
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ADD_MEM (regs[21], 8);
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ADD_STRING (" Error: ");
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ADD_MEM (regs[22], 8);
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ADD_STRING (" OldMask: ");
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ADD_MEM (regs[23], 8);
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ADD_STRING (" CR2: ");
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ADD_MEM (regs[24], 8);
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if (ctx->fpstate != NULL)
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{
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/* Generate output for the FPU control/status registers. */
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hexvalue (ctx->fpstate->cwd, fpregs[0], 8);
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hexvalue (ctx->fpstate->swd, fpregs[1], 8);
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hexvalue (ctx->fpstate->ftw, fpregs[2], 8);
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hexvalue (ctx->fpstate->rip, fpregs[3], 8);
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hexvalue (ctx->fpstate->rdp, fpregs[4], 8);
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ADD_STRING ("\n\n FPUCW: ");
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ADD_MEM (fpregs[0], 8);
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ADD_STRING (" FPUSW: ");
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ADD_MEM (fpregs[1], 8);
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ADD_STRING (" TAG: ");
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ADD_MEM (fpregs[2], 8);
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ADD_STRING ("\n RIP: ");
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ADD_MEM (fpregs[3], 8);
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ADD_STRING (" RDP: ");
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ADD_MEM (fpregs[4], 8);
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/* Now the real FPU registers. */
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hexvalue (ctx->fpstate->_st[0].exponent, fpregs[5], 8);
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hexvalue (ctx->fpstate->_st[0].significand[3] << 16
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| ctx->fpstate->_st[0].significand[2], fpregs[6], 8);
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hexvalue (ctx->fpstate->_st[0].significand[1] << 16
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| ctx->fpstate->_st[0].significand[0], fpregs[7], 8);
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hexvalue (ctx->fpstate->_st[1].exponent, fpregs[8], 8);
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hexvalue (ctx->fpstate->_st[1].significand[3] << 16
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| ctx->fpstate->_st[1].significand[2], fpregs[9], 8);
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hexvalue (ctx->fpstate->_st[1].significand[1] << 16
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| ctx->fpstate->_st[1].significand[0], fpregs[10], 8);
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hexvalue (ctx->fpstate->_st[2].exponent, fpregs[11], 8);
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hexvalue (ctx->fpstate->_st[2].significand[3] << 16
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| ctx->fpstate->_st[2].significand[2], fpregs[12], 8);
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hexvalue (ctx->fpstate->_st[2].significand[1] << 16
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| ctx->fpstate->_st[2].significand[0], fpregs[13], 8);
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hexvalue (ctx->fpstate->_st[3].exponent, fpregs[14], 8);
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hexvalue (ctx->fpstate->_st[3].significand[3] << 16
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| ctx->fpstate->_st[3].significand[2], fpregs[15], 8);
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hexvalue (ctx->fpstate->_st[3].significand[1] << 16
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| ctx->fpstate->_st[3].significand[0], fpregs[16], 8);
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hexvalue (ctx->fpstate->_st[4].exponent, fpregs[17], 8);
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hexvalue (ctx->fpstate->_st[4].significand[3] << 16
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| ctx->fpstate->_st[4].significand[2], fpregs[18], 8);
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hexvalue (ctx->fpstate->_st[4].significand[1] << 16
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| ctx->fpstate->_st[4].significand[0], fpregs[19], 8);
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hexvalue (ctx->fpstate->_st[5].exponent, fpregs[20], 8);
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hexvalue (ctx->fpstate->_st[5].significand[3] << 16
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| ctx->fpstate->_st[5].significand[2], fpregs[21], 8);
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hexvalue (ctx->fpstate->_st[5].significand[1] << 16
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| ctx->fpstate->_st[5].significand[0], fpregs[22], 8);
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hexvalue (ctx->fpstate->_st[6].exponent, fpregs[23], 8);
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hexvalue (ctx->fpstate->_st[6].significand[3] << 16
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| ctx->fpstate->_st[6].significand[2], fpregs[24], 8);
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hexvalue (ctx->fpstate->_st[6].significand[1] << 16
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| ctx->fpstate->_st[6].significand[0], fpregs[25], 8);
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hexvalue (ctx->fpstate->_st[7].exponent, fpregs[26], 8);
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hexvalue (ctx->fpstate->_st[7].significand[3] << 16
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| ctx->fpstate->_st[7].significand[2], fpregs[27], 8);
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hexvalue (ctx->fpstate->_st[7].significand[1] << 16
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| ctx->fpstate->_st[7].significand[0], fpregs[28], 8);
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hexvalue (ctx->fpstate->mxcsr, fpregs[29], 4);
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for (i = 0; i < 16; i++)
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hexvalue (ctx->fpstate->_xmm[i].element[3] << 24
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| ctx->fpstate->_xmm[i].element[2] << 16
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| ctx->fpstate->_xmm[i].element[1] << 8
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| ctx->fpstate->_xmm[i].element[0], xmmregs[i], 32);
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ADD_STRING ("\n\n ST(0) ");
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ADD_MEM (fpregs[5], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[6], 8);
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ADD_MEM (fpregs[7], 8);
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ADD_STRING (" ST(1) ");
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ADD_MEM (fpregs[8], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[9], 8);
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ADD_MEM (fpregs[10], 8);
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ADD_STRING ("\n ST(2) ");
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ADD_MEM (fpregs[11], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[12], 8);
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ADD_MEM (fpregs[13], 8);
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ADD_STRING (" ST(3) ");
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ADD_MEM (fpregs[14], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[15], 8);
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ADD_MEM (fpregs[16], 8);
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ADD_STRING ("\n ST(4) ");
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ADD_MEM (fpregs[17], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[18], 8);
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ADD_MEM (fpregs[19], 8);
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ADD_STRING (" ST(5) ");
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ADD_MEM (fpregs[20], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[21], 8);
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ADD_MEM (fpregs[22], 8);
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ADD_STRING ("\n ST(6) ");
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ADD_MEM (fpregs[23], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[24], 8);
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ADD_MEM (fpregs[25], 8);
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ADD_STRING (" ST(7) ");
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ADD_MEM (fpregs[27], 4);
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ADD_STRING (" ");
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ADD_MEM (fpregs[27], 8);
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ADD_MEM (fpregs[28], 8);
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ADD_STRING ("\n mxcsr: ");
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ADD_MEM (fpregs[29], 4);
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ADD_STRING ("\n XMM0: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM1: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING ("\n XMM2: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM3: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING ("\n XMM4: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM5: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING ("\n XMM6: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM7: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING ("\n XMM8: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM9: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING ("\n XMM10: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM11: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING ("\n XMM12: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM13: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING ("\n XMM14: ");
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ADD_MEM (xmmregs[0], 32);
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ADD_STRING (" XMM15: ");
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ADD_MEM (xmmregs[0], 32);
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}
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ADD_STRING ("\n");
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/* Write the stuff out. */
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writev (fd, iov, nr);
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}
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#define REGISTER_DUMP register_dump (fd, &ctx)
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