• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * License for Berkeley SoftFloat Release 3e
3  *
4  * John R. Hauser
5  * 2018 January 20
6  *
7  * The following applies to the whole of SoftFloat Release 3e as well as to
8  * each source file individually.
9  *
10  * Copyright 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 The Regents of the
11  * University of California.  All rights reserved.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions are met:
15  *
16  *  1. Redistributions of source code must retain the above copyright notice,
17  *     this list of conditions, and the following disclaimer.
18  *
19  *  2. Redistributions in binary form must reproduce the above copyright
20  *     notice, this list of conditions, and the following disclaimer in the
21  *     documentation and/or other materials provided with the distribution.
22  *
23  *  3. Neither the name of the University nor the names of its contributors
24  *     may be used to endorse or promote products derived from this software
25  *     without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY
28  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
29  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE
30  * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
31  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
32  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
33  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
34  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
36  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37  *
38  *
39  * The functions listed in this file are modified versions of the ones
40  * from the Berkeley SoftFloat 3e Library.
41  */
42 
43 #ifndef _SOFTFLOAT_H_
44 #define _SOFTFLOAT_H_
45 
46 #include <stdbool.h>
47 #include <stdint.h>
48 
49 #ifdef __cplusplus
50 extern "C" {
51 #endif
52 
53 double _mesa_double_add_rtz(double a, double b);
54 double _mesa_double_sub_rtz(double a, double b);
55 double _mesa_double_mul_rtz(double a, double b);
56 double _mesa_double_fma_rtz(double a, double b, double c);
57 float _mesa_float_fma_rtz(float a, float b, float c);
58 float _mesa_double_to_f32(double x, bool rtz);
59 uint16_t _mesa_float_to_half_rtz_slow(float x);
60 
61 #ifdef __cplusplus
62 } /* extern C */
63 #endif
64 
65 #endif  /* _SOFTFLOAT_H */
66