/*
 * 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.
 */

        .file "tan.s"

#include "libm.h"
LIBM_ANSI_PRAGMA_WEAK(tan,function)
#include "libm_protos.h"

	ENTRY(tan)
	PIC_SETUP(1)
	call	PIC_F(__reduction)
	PIC_WRAPUP
	andl	$1,%eax
	cmpl	$0,%eax
	je	.tan1
	fptan
	fdivp	%st,%st(1)
	fchs
	ret
.tan1:
	fptan
	fstp	%st(0)
	ret
	.align	4
	SET_SIZE(tan)