xref: /titanic_41/usr/src/lib/libbc/libc/gen/common/_Q_qtos.c (revision 5d54f3d8999eac1762fe0a8c7177d20f1f201fae)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 1988 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include "_Qquad.h"
30 #include "_Qglobals.h"
31 
32 SINGLERESULT
_Q_qtos(QUAD x)33 _Q_qtos(QUAD x)
34 {
35 	unpacked	px;
36 	float		s;
37 	_fp_current_exceptions = 0;
38 	_Q_get_rp_rd();
39 	_fp_unpack(&px, (int *)&x,fp_op_extended);
40 	_fp_pack(&px, (int *)&s,fp_op_single);
41 	_Q_set_exception(_fp_current_exceptions);
42 	RETURNSINGLE(s);
43 }
44