mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-19 03:20:05 +00:00
131 lines
4.2 KiB
C
131 lines
4.2 KiB
C
/* Dump registers.
|
|
Copyright (C) 2000, 2001 Free Software Foundation, Inc.
|
|
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
|
|
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, 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:
|
|
|
|
GPR0: XXXXXXXX GPR1: XXXXXXXX GPR2: XXXXXXXX GPR3: XXXXXXXX
|
|
GPR4: XXXXXXXX GPR5: XXXXXXXX GPR6: XXXXXXXX GPR7: XXXXXXXX
|
|
GPR8: XXXXXXXX GPR9: XXXXXXXX GPRA: XXXXXXXX GPRB: XXXXXXXX
|
|
GPRC: XXXXXXXX GPRD: XXXXXXXX GPRE: XXXXXXXX GPRF: XXXXXXXX
|
|
|
|
PSW.MASK: XXXXXXXX PSW.ADDR: XXXXXXXX
|
|
|
|
ST(0) XXXX XXXXXXXXXXXXXXXX ST(1) XXXX XXXXXXXXXXXXXXXX
|
|
ST(2) XXXX XXXXXXXXXXXXXXXX ST(3) XXXX XXXXXXXXXXXXXXXX
|
|
ST(4) XXXX XXXXXXXXXXXXXXXX ST(5) XXXX XXXXXXXXXXXXXXXX
|
|
ST(6) XXXX XXXXXXXXXXXXXXXX ST(7) XXXX 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';
|
|
}
|
|
|
|
static void
|
|
register_dump (int fd, struct sigcontext *ctx)
|
|
{
|
|
char regs[19][8];
|
|
struct iovec iov[40];
|
|
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->sregs->regs.gprs[0], regs[0], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[1], regs[1], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[2], regs[2], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[3], regs[3], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[4], regs[4], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[5], regs[5], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[6], regs[6], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[7], regs[7], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[8], regs[8], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[9], regs[9], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[10], regs[10], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[11], regs[11], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[12], regs[12], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[13], regs[13], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[14], regs[14], 8);
|
|
hexvalue (ctx->sregs->regs.gprs[15], regs[15], 8);
|
|
hexvalue (ctx->sregs->regs.psw.mask, regs[16], 8);
|
|
hexvalue (ctx->sregs->regs.psw.addr, regs[17], 8);
|
|
|
|
/* Generate the output. */
|
|
ADD_STRING ("Register dump:\n\n GPR0: ");
|
|
ADD_MEM (regs[0], 8);
|
|
ADD_STRING (" GPR1: ");
|
|
ADD_MEM (regs[1], 8);
|
|
ADD_STRING (" GPR2: ");
|
|
ADD_MEM (regs[2], 8);
|
|
ADD_STRING (" GPR3: ");
|
|
ADD_MEM (regs[3], 8);
|
|
ADD_STRING ("\n GPR4: ");
|
|
ADD_MEM (regs[4], 8);
|
|
ADD_STRING (" GPR5: ");
|
|
ADD_MEM (regs[5], 8);
|
|
ADD_STRING (" GPR6: ");
|
|
ADD_MEM (regs[6], 8);
|
|
ADD_STRING (" GPR7: ");
|
|
ADD_MEM (regs[7], 8);
|
|
ADD_STRING ("\n GPR8: ");
|
|
ADD_MEM (regs[8], 8);
|
|
ADD_STRING (" GPR9: ");
|
|
ADD_MEM (regs[9], 8);
|
|
ADD_STRING (" GPRA: ");
|
|
ADD_MEM (regs[10], 8);
|
|
ADD_STRING (" GPRB: ");
|
|
ADD_MEM (regs[11], 8);
|
|
ADD_STRING ("\n GPRC: ");
|
|
ADD_MEM (regs[12], 8);
|
|
ADD_STRING (" GPRD: ");
|
|
ADD_MEM (regs[13], 8);
|
|
ADD_STRING (" GPRE: ");
|
|
ADD_MEM (regs[14], 8);
|
|
ADD_STRING (" GPRF: ");
|
|
ADD_MEM (regs[15], 8);
|
|
ADD_STRING ("\n\n PSW.MASK: ");
|
|
ADD_MEM (regs[16], 8);
|
|
ADD_STRING (" PSW.ADDR: ");
|
|
ADD_MEM (regs[17], 8);
|
|
ADD_STRING (" TRAP: ");
|
|
ADD_MEM (regs[18], 4);
|
|
ADD_STRING ("\n");
|
|
|
|
/* Write the stuff out. */
|
|
writev (fd, iov, nr);
|
|
}
|
|
|
|
|
|
#define REGISTER_DUMP register_dump (fd, ctx)
|