NetBSD/sys/arch/hppa/spmath/mpyu.c

61 lines
2.0 KiB
C

/* $NetBSD: mpyu.c,v 1.4 2007/02/22 05:46:30 thorpej Exp $ */
/* $OpenBSD: mpyu.c,v 1.4 2001/03/29 03:58:19 mickey Exp $ */
/*
* Copyright 1996 1995 by Open Software Foundation, Inc.
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both the copyright notice and this permission notice appear in
* supporting documentation.
*
* OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
/*
* pmk1.1
*/
/*
* (c) Copyright 1986 HEWLETT-PACKARD COMPANY
*
* To anyone who acknowledges that this file is provided "AS IS"
* without any express or implied warranty:
* permission to use, copy, modify, and distribute this file
* for any purpose is hereby granted without fee, provided that
* the above copyright notice and this notice appears in all
* copies, and that the name of Hewlett-Packard Company not be
* used in advertising or publicity pertaining to distribution
* of the software without specific, written prior permission.
* Hewlett-Packard Company makes no representations about the
* suitability of this software for any purpose.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: mpyu.c,v 1.4 2007/02/22 05:46:30 thorpej Exp $");
#include "md.h"
void
mpyu(opnd1,opnd2,result)
unsigned int opnd1, opnd2;
struct mdsfu_register *result;
{
impyu(&opnd1,&opnd2,result);
/* determine overflow status */
if (result_hi) overflow = true;
else overflow = false;
return;
}