xref: /titanic_41/usr/src/lib/libc/i386/fp/__xgetRD.s (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1*7c478bd9Sstevel@tonic-gate	.ident	"%W%	%E% SMI"
2*7c478bd9Sstevel@tonic-gate
3*7c478bd9Sstevel@tonic-gate/ Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
4*7c478bd9Sstevel@tonic-gate/ Use is subject to license terms.
5*7c478bd9Sstevel@tonic-gate/
6*7c478bd9Sstevel@tonic-gate/ CDDL HEADER START
7*7c478bd9Sstevel@tonic-gate/
8*7c478bd9Sstevel@tonic-gate/ The contents of this file are subject to the terms of the
9*7c478bd9Sstevel@tonic-gate/ Common Development and Distribution License, Version 1.0 only
10*7c478bd9Sstevel@tonic-gate/ (the "License").  You may not use this file except in compliance
11*7c478bd9Sstevel@tonic-gate/ with the License.
12*7c478bd9Sstevel@tonic-gate/
13*7c478bd9Sstevel@tonic-gate/ You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
14*7c478bd9Sstevel@tonic-gate/ or http://www.opensolaris.org/os/licensing.
15*7c478bd9Sstevel@tonic-gate/ See the License for the specific language governing permissions
16*7c478bd9Sstevel@tonic-gate/ and limitations under the License.
17*7c478bd9Sstevel@tonic-gate/
18*7c478bd9Sstevel@tonic-gate/ When distributing Covered Code, include this CDDL HEADER in each
19*7c478bd9Sstevel@tonic-gate/ file and include the License file at usr/src/OPENSOLARIS.LICENSE.
20*7c478bd9Sstevel@tonic-gate/ If applicable, add the following below this CDDL HEADER, with the
21*7c478bd9Sstevel@tonic-gate/ fields enclosed by brackets "[]" replaced with your own identifying
22*7c478bd9Sstevel@tonic-gate/ information: Portions Copyright [yyyy] [name of copyright owner]
23*7c478bd9Sstevel@tonic-gate/
24*7c478bd9Sstevel@tonic-gate/ CDDL HEADER END
25*7c478bd9Sstevel@tonic-gate/
26*7c478bd9Sstevel@tonic-gate/ 00 - Round to nearest or even
27*7c478bd9Sstevel@tonic-gate/ 01 - Round down
28*7c478bd9Sstevel@tonic-gate/ 10 - Round up
29*7c478bd9Sstevel@tonic-gate/ 11 - Chop
30*7c478bd9Sstevel@tonic-gate	.type	__xgetRD,@function
31*7c478bd9Sstevel@tonic-gate	.text
32*7c478bd9Sstevel@tonic-gate	.globl	__xgetRD
33*7c478bd9Sstevel@tonic-gate	.align	4
34*7c478bd9Sstevel@tonic-gate__xgetRD:
35*7c478bd9Sstevel@tonic-gate	pushl	%ebp
36*7c478bd9Sstevel@tonic-gate	movl	%esp,%ebp
37*7c478bd9Sstevel@tonic-gate	subl	$4,%esp
38*7c478bd9Sstevel@tonic-gate	fstcw	-4(%ebp)
39*7c478bd9Sstevel@tonic-gate	movw	-4(%ebp),%ax
40*7c478bd9Sstevel@tonic-gate	shrw	$10,%ax
41*7c478bd9Sstevel@tonic-gate	andl	$0x3,%eax
42*7c478bd9Sstevel@tonic-gate	leave
43*7c478bd9Sstevel@tonic-gate	ret
44*7c478bd9Sstevel@tonic-gate	.align	4
45*7c478bd9Sstevel@tonic-gate	.size	__xgetRD,.-__xgetRD
46