1 /*
2 * Copyright (c) 2017-2019 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 #include "Transpose.h"
25
26 #include "arm_compute/core/Types.h"
27 #include "tests/validation/Helpers.h"
28
29 namespace arm_compute
30 {
31 namespace test
32 {
33 namespace validation
34 {
35 namespace reference
36 {
37 template <typename T>
transpose(const SimpleTensor<T> & src)38 SimpleTensor<T> transpose(const SimpleTensor<T> &src)
39 {
40 // Make rows the columns of the original shape
41 TensorShape dst_shape{ src.shape().y(), src.shape().x() };
42
43 // Create reference
44 SimpleTensor<T> dst{ dst_shape, src.data_type() };
45
46 // Compute reference
47 const uint32_t num_elements = src.num_elements();
48 for(uint32_t i = 0; i < num_elements; ++i)
49 {
50 const Coordinates coord = index2coord(src.shape(), i);
51 const Coordinates dst_coord{ coord.y(), coord.x() };
52 const size_t dst_index = coord2index(dst.shape(), dst_coord);
53
54 dst[dst_index] = src[i];
55 }
56
57 return dst;
58 }
59
60 template SimpleTensor<uint8_t> transpose(const SimpleTensor<uint8_t> &src);
61 template SimpleTensor<uint16_t> transpose(const SimpleTensor<uint16_t> &src);
62 template SimpleTensor<uint32_t> transpose(const SimpleTensor<uint32_t> &src);
63 template SimpleTensor<half> transpose(const SimpleTensor<half> &src);
64 template SimpleTensor<float> transpose(const SimpleTensor<float> &src);
65 } // namespace reference
66 } // namespace validation
67 } // namespace test
68 } // namespace arm_compute
69