/* longjmp for i386. Copyright (C) 1995, 1996, 1997, 1998 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <features.h> #define _ASM #define _SETJMP_H #include <bits/setjmp.h> .global __longjmp .type __longjmp,%function __longjmp: movl 4(%esp), %ecx /* User's jmp_buf in %ecx. */ movl 8(%esp), %eax /* Second argument is return value. */ /* Save the return address now. */ movl (JB_PC*4)(%ecx), %edx /* Restore registers. */ movl (JB_BX*4)(%ecx), %ebx movl (JB_SI*4)(%ecx), %esi movl (JB_DI*4)(%ecx), %edi movl (JB_BP*4)(%ecx), %ebp movl (JB_SP*4)(%ecx), %esp /* Jump to saved PC. */ jmp *%edx .size __longjmp,.-__longjmp libc_hidden_def(__longjmp)