1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef _FLOAT_RT_H_
18 #define _FLOAT_RT_H_
19 
20 #include <stdint.h>
21 
22 #ifdef USE_NANOHUB_FLOAT_RUNTIME
23 
24 // Under this define, we want to use these custom methods rather than trust
25 // our built-in float runtime.
26 
27 uint64_t floatToUint64(float f);
28 int64_t floatToInt64(float f);
29 float floatFromUint64(uint64_t v);
30 float floatFromInt64(int64_t v);
31 
32 
33 #else // USE_NANOHUB_FLOAT_RUNTIME
34 
floatToUint64(float f)35 static inline uint64_t floatToUint64(float f)
36 {
37     return f;
38 }
39 
floatToInt64(float f)40 static inline int64_t floatToInt64(float f)
41 {
42     return f;
43 }
44 
floatFromUint64(uint64_t v)45 static inline float floatFromUint64(uint64_t v)
46 {
47     return v;
48 }
49 
floatFromInt64(int64_t v)50 static inline float floatFromInt64(int64_t v)
51 {
52     return v;
53 }
54 
55 #endif // USE_NANOHUB_FLOAT_RUNTIME
56 
57 #endif
58 
59 
60