xref: /titanic_41/usr/src/lib/libmvec/common/vis/__vsqrtf.S (revision bb6fd8f9750a0c1d46a75c5bcc91952d3709334b)
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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
23 */
24/*
25 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
26 * Use is subject to license terms.
27 */
28
29	.file	"__vsqrtf.S"
30
31#include "libm.h"
32
33	.section	".text"
34	.file	"__vsqrtf.S"
35
36	ENTRY(__vsqrtf)
37
38	lda	[%o1]0x82,%f0
39	subcc	%o0,1,%o0
40	bneg,pn	%icc,.exit
41	sll	%o2,2,%o2
42	ba	.loop
43	sll	%o4,2,%o4
44
45	.align	16
46.loop:
47	fsqrts	%f0,%f2
48	lda	[%o1+%o2]0x82,%f0
49	add	%o1,%o2,%o1
50	subcc	%o0,1,%o0
51	st	%f2,[%o3]
52	bpos,pt	%icc,.loop
53	add	%o3,%o4,%o3
54.exit:
55	retl
56	nop
57
58	SET_SIZE(__vsqrtf)
59
60