/*- * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * William Jolitz. * * %sccs.include.redist.c% */ #if defined(LIBC_SCCS) && !defined(lint) .asciz "@(#)_setjmp.s 8.1 (Berkeley) 06/04/93" #endif /* LIBC_SCCS and not lint */ /* * C library -- _setjmp, _longjmp * * _longjmp(a,v) * will generate a "return(v)" from the last call to * _setjmp(a) * by restoring registers from the stack. * The previous signal state is NOT restored. */ #include "DEFS.h" ENTRY(_setjmp) movl 4(%esp),%eax movl 0(%esp),%edx movl %edx, 0(%eax) /* rta */ movl %ebx, 4(%eax) movl %esp, 8(%eax) movl %ebp,12(%eax) movl %esi,16(%eax) movl %edi,20(%eax) movl $0,%eax ret ENTRY(_longjmp) movl 4(%esp),%edx movl 8(%esp),%eax movl 0(%edx),%ecx movl 4(%edx),%ebx movl 8(%edx),%esp movl 12(%edx),%ebp movl 16(%edx),%esi movl 20(%edx),%edi cmpl $0,%eax jne 1f movl $1,%eax 1: movl %ecx,0(%esp) ret