1/* Copyright (c) 2002  Michael Stumpf  <mistumpf@de.pepperl-fuchs.com>
2   Copyright (c) 2006  Dmitry Xmelkov
3   All rights reserved.
4
5   Redistribution and use in source and binary forms, with or without
6   modification, are permitted provided that the following conditions are met:
7
8   * Redistributions of source code must retain the above copyright
9     notice, this list of conditions and the following disclaimer.
10   * Redistributions in binary form must reproduce the above copyright
11     notice, this list of conditions and the following disclaimer in
12     the documentation and/or other materials provided with the
13     distribution.
14   * Neither the name of the copyright holders nor the names of
15     contributors may be used to endorse or promote products derived
16     from this software without specific prior written permission.
17
18   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28   POSSIBILITY OF SUCH DAMAGE. */
29
30/* $Id: fp_inf.S 1173 2007-01-14 15:04:40Z dmix $ */
31
32#include "fp32def.h"
33#include "asmdef.h"
34
35/* __fp_inf() return Inf value.
36   Input:
37     T - sign of result
38   Return:
39     rA3.rA2.rA1.rA0  - Inf value with sign
40 */
41
42ENTRY   __fp_inf
43	bld	rA3, 7		; sign
44	ori	rA3, 0x7f
45	ldi	rA2, 0x80
46	ldi	rA1, 0
47	ldi	rA0, 0
48	ret
49ENDFUNC
50