xref: /third_party/mesa3d/src/util/double.h (revision bf215546)
1/*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 2018-2019 Intel Corporation
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef _DOUBLE_H_
26#define _DOUBLE_H_
27
28
29#ifdef __cplusplus
30extern "C" {
31#endif
32
33/*
34 * This API is no more than a wrapper to the counterpart softfloat.h
35 * calls. Still, softfloat.h conversion API is meant to be kept private. In
36 * other words, only use the API published here, instead of calling directly
37 * the softfloat.h one.
38 */
39
40float _mesa_double_to_float(double val);
41float _mesa_double_to_float_rtz(double val);
42
43static inline float
44_mesa_double_to_float_rtne(double val)
45{
46   return _mesa_double_to_float(val);
47}
48
49#ifdef __cplusplus
50} /* extern C */
51#endif
52
53#endif /* _DOUBLE_H_ */
54