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/* setjmp for i386.
Copyright (C) 1995 Free Software Foundation, Inc.
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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <sysdep.h>
#define _ASM
#include <jmp_buf.h>
ENTRY (__sigsetjmp)
movl 4(%esp), %eax /* User's jmp_buf in %eax. */
/* Save registers. */
movl %ebx, JB_BX(%eax)
movl %esi, JB_SI(%eax)
movl %edi, JB_DI(%eax)
movl %ebp, JB_BP(%eax)
leal 4(%esp), %ecx /* Save SP as it will be after we return. */
movl %ecx, JB_SP(%eax)
movl 0(%esp), %ecx /* Save PC we are returning to now. */
movl %ecx, JB_PC(%eax)
xorl %eax, %eax /* Return zero. */
ret
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