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- /* Copyright (C) 1998, 1999, 2001 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
- 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. */
- #define SIGCONTEXT struct sigcontext
- #define SIGCONTEXT_EXTRA_ARGS
- #define GET_PC(ctx) ((void *) ctx.eip)
- #define GET_FRAME(ctx) ((void *) ctx.ebp)
- #define GET_STACK(ctx) ((void *) ctx.esp_at_signal)
- #define CALL_SIGHANDLER(handler, signo, ctx) \
- do { \
- int __tmp1, __tmp2, __tmp3, __tmp4; \
- __asm __volatile ("movl\t%%esp, %%edi\n\t" \
- "andl\t$-16, %%esp\n\t" \
- "subl\t%8, %%esp\n\t" \
- "movl\t%%edi, %c8-4(%%esp)\n\t" \
- "movl\t%1, 0(%%esp)\n\t" \
- "leal\t4(%%esp), %%edi\n\t" \
- "cld\n\t" \
- "rep\tmovsl\n\t" \
- "call\t*%0\n\t" \
- "cld\n\t" \
- "movl\t%9, %%ecx\n\t" \
- "subl\t%%edi, %%esi\n\t" \
- "leal\t4(%%esp,%%esi,1), %%edi\n\t" \
- "leal\t4(%%esp), %%esi\n\t" \
- "rep\tmovsl\n\t" \
- "movl\t%c8-4(%%esp), %%esp\n\t" \
- : "=a" (__tmp1), "=d" (__tmp2), "=S" (__tmp3), \
- "=c" (__tmp4) \
- : "0" (handler), "1" (signo), "2" (&ctx), \
- "3" (sizeof (struct sigcontext) / 4), \
- "n" ((sizeof (struct sigcontext) + 19) & ~15), \
- "i" (sizeof (struct sigcontext) / 4) \
- : "cc", "edi"); \
- } while (0)
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