xref: /aosp_15_r20/external/ComputeLibrary/src/core/NEON/kernels/convolution/winograd/input_transforms_fp16.cpp (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2022 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 
25 #if defined(__aarch64__) && defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC)
26 
27 #include "input_transform.hpp"
28 #include "winograd_implementations.hpp"
29 
30 #include <memory>
31 #include <string>
32 
33 namespace arm_conv {
34 namespace winograd {
35 namespace input_transform {
36 
37 void a64_fp16_6x6(unsigned int, const __fp16 *, size_t, size_t, __fp16 *, size_t);
38 
39 #define IMPL(HEIGHT, WIDTH, FUNC, DRIVER) new Transform ## DRIVER <__fp16, __fp16>(#FUNC, HEIGHT, WIDTH, FUNC)
40 
41 static const TransformImplementation<__fp16> transforms_fp16[] = {
42   { IMPL(6, 6, a64_fp16_6x6, Unpadded) },
43   { nullptr },
44 };
45 
46 template <>
implementation_list(void)47 const TransformImplementation<__fp16> *implementation_list(void)
48 {
49   return transforms_fp16;
50 }
51 
52 }  // namespace input_transform
53 }  // namespace winograd
54 }  // namespace arm_conv
55 
56 #endif // defined(__aarch64__) && defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC)
57