/uspace/lib/softfloat/sub.h

 1/*
 2 * Copyright (c) 2005 Josef Cejka
 3 * Copyright (c) 2011 Petr Koupy
 4 * All rights reserved.
 5 *
 6 * Redistribution and use in source and binary forms, with or without
 7 * modification, are permitted provided that the following conditions
 8 * are met:
 9 *
10 * - Redistributions of source code must retain the above copyright
11 *   notice, this list of conditions and the following disclaimer.
12 * - Redistributions in binary form must reproduce the above copyright
13 *   notice, this list of conditions and the following disclaimer in the
14 *   documentation and/or other materials provided with the distribution.
15 * - The name of the author may not be used to endorse or promote products
16 *   derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30/** @addtogroup softfloat
31 * @{
32 */
33/** @file Substraction functions.
34 */
35
36#ifndef __SUB_H__
37#define __SUB_H__
38
39#include <mathtypes.h>
40
41extern float32 sub_float32(float32, float32);
42extern float64 sub_float64(float64, float64);
43extern float96 sub_float96(float96, float96);
44extern float128 sub_float128(float128, float128);
45
46#ifdef float32_t
47extern float32_t __subsf3(float32_t, float32_t);
48extern float32_t __aeabi_fsub(float32_t, float32_t);
49#endif
50
51#ifdef float64_t
52extern float64_t __subdf3(float64_t, float64_t);
53extern float64_t __aeabi_dsub(float64_t, float64_t);
54#endif
55
56#ifdef float128_t
57extern float128_t __subtf3(float128_t, float128_t);
58extern void _Qp_sub(float128_t *, float128_t *, float128_t *);
59#endif
60
61#endif
62
63/** @}
64 */