Compute Library
 21.11
reinterpret.h
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2019-2020 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in all
14  * copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  */
24 #ifndef ARM_COMPUTE_WRAPPER_REINTERPRET_H
25 #define ARM_COMPUTE_WRAPPER_REINTERPRET_H
26 
27 #include <arm_neon.h>
28 
29 namespace arm_compute
30 {
31 namespace wrapper
32 {
33 #define VREINTERPRET_IMPL(ptype, vtype, prefix, postfix1, postfix2) \
34  inline ptype vreinterpret(const vtype &a) \
35  { \
36  return prefix##_##postfix1##_##postfix2(a); \
37  } \
38  \
39  inline ptype vreinterpret(const ptype &a) \
40  { \
41  return a; \
42  }
43 
44 VREINTERPRET_IMPL(int16x4_t, uint16x4_t, vreinterpret, s16, u16)
45 VREINTERPRET_IMPL(int16x8_t, uint16x8_t, vreinterpretq, s16, u16)
46 VREINTERPRET_IMPL(int32x4_t, uint32x4_t, vreinterpretq, s32, u32)
47 } // namespace wrapper
48 } // namespace arm_compute
49 #endif /* ARM_COMPUTE_WRAPPER_REINTERPRET_H */
Copyright (c) 2017-2021 Arm Limited.
int16x4_t vreinterpret(const uint16x4_t &a)
Definition: reinterpret.h:44
#define VREINTERPRET_IMPL(ptype, vtype, prefix, postfix1, postfix2)
Definition: reinterpret.h:33