/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*	Copyright (c) 1988 AT&T	*/
/*	  All Rights Reserved  	*/

#include	"lint.h"
#include	"sys/types.h"
#include	"sys/dl.h"

dl_t
lmul(dl_t lop, dl_t rop)
{
	dl_t		ans;
	dl_t		tmp;
	int	jj;

	ans = lzero;

	for (jj = 0; jj <= 63; jj++) {
		if ((lshiftl(rop, -jj).dl_lop & 1) == 0)
			continue;
		tmp = lshiftl(lop, jj);
		tmp.dl_hop &= 0x7fffffff;
		ans = ladd(ans, tmp);
	};

	return (ans);
}