__vz_log.c revision 25c28e83beb90e7c80452a7c818c5e6f73a07dc8
/*
* 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 2011 Nexenta Systems, Inc. All rights reserved.
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifdef __RESTRICT
#define restrict _Restrict
#else
#define restrict
#endif
extern void __vatan2(int, double *, int, double *, int, double *, int);
extern void __vhypot(int, double *, int, double *, int, double *, int);
extern void __vlog(int, double *, int, double *, int);
void
__vz_log(int n, double * restrict x, int stridex, double * restrict y,
int stridey)
{
stridex <<= 1;
stridey <<= 1;
__vhypot(n, x, stridex, x + 1, stridex, y + 1, stridey);
__vlog(n, y + 1, stridey, y, stridey);
__vatan2(n, x + 1, stridex, x, stridex, y + 1, stridey);
}