	.file	"fork.s"
/*
 * $Copyright:	$
 * Copyright (c) 1984, 1985, 1986, 1987, 1988, 1989, 1990 
 * Sequent Computer Systems, Inc.   All rights reserved.
 *  
 * This software is furnished under a license and may be used
 * only in accordance with the terms of that license and with the
 * inclusion of the above copyright notice.   This software may not
 * be provided or otherwise made available to, or used by, any
 * other person.  No title to or ownership of the software is
 * hereby transferred.
 *
 */

/	Copyright (c) 1984 AT&T
/	  All Rights Reserved

/	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T
/	The copyright notice above does not evidence any
/	actual or intended publication of such source code.

	.ident	"@(#)$Header: fork.s 1.3 89/10/10 $"

/ C library -- fork

/ pid = fork();

/ R1 == 0 in parent process, R1 = 1 in child process.
/ R0 == pid of child in parent, R0 == 0 in child

#include "sys.s"

SYSCALL(0,fork)
	testl	R1,R1			/ parent or child?
	jz	.parent			/ return if parent
	xorl	R0,R0			/ child returns 0
.parent:
	ret
