Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 1 | /* |
Adnan AlSinan | bdcb4c1 | 2023-09-18 14:49:45 +0100 | [diff] [blame] | 2 | * Copyright (c) 2018-2020, 2023 Arm Limited. |
Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 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 "Reverse.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> |
Adnan AlSinan | bdcb4c1 | 2023-09-18 14:49:45 +0100 | [diff] [blame] | 38 | SimpleTensor<T> reverse(const SimpleTensor<T> &src, const SimpleTensor<int32_t> &axis, bool use_inverted_axis) |
Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 39 | { |
Adnan AlSinan | bdcb4c1 | 2023-09-18 14:49:45 +0100 | [diff] [blame] | 40 | ARM_COMPUTE_ERROR_ON(src.shape().num_dimensions() > 4); |
Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 41 | ARM_COMPUTE_ERROR_ON(axis.shape().num_dimensions() > 1); |
| 42 | ARM_COMPUTE_ERROR_ON(axis.shape().x() > 4); |
| 43 | |
| 44 | // Create reference |
| 45 | SimpleTensor<T> dst{ src.shape(), src.data_type(), src.num_channels(), src.quantization_info() }; |
| 46 | |
| 47 | const unsigned int width = src.shape()[0]; |
| 48 | const unsigned int height = src.shape()[1]; |
| 49 | const unsigned int depth = src.shape()[2]; |
| 50 | const unsigned int batches = src.shape()[3]; |
| 51 | |
Adnan AlSinan | bdcb4c1 | 2023-09-18 14:49:45 +0100 | [diff] [blame] | 52 | const int rank = src.shape().num_dimensions(); |
| 53 | |
Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 54 | std::array<bool, 4> to_reverse = { { false, false, false, false } }; |
| 55 | for(int i = 0; i < axis.num_elements(); ++i) |
| 56 | { |
Adnan AlSinan | bdcb4c1 | 2023-09-18 14:49:45 +0100 | [diff] [blame] | 57 | int axis_i = axis[i]; |
| 58 | |
| 59 | // The values of axis tensor must be between [-rank, rank-1]. |
| 60 | if((axis_i < -rank) || (axis_i >= rank)) |
| 61 | { |
Adnan AlSinan | 0a99c79 | 2023-10-03 15:15:41 +0100 | [diff] [blame] | 62 | ARM_COMPUTE_ERROR("the values of the axis tensor must be within [-rank, rank-1]."); |
Adnan AlSinan | bdcb4c1 | 2023-09-18 14:49:45 +0100 | [diff] [blame] | 63 | } |
| 64 | |
| 65 | // In case of negative axis value i.e targeted axis(i) = rank + axis(i) |
| 66 | if(axis_i < 0) |
| 67 | { |
| 68 | axis_i = rank + axis_i; |
| 69 | } |
| 70 | |
| 71 | // Reverse ACL axis indices convention i.e. (inverted)axis = (tensor_rank - 1) - axis |
| 72 | if(use_inverted_axis) |
| 73 | { |
| 74 | axis_i = (rank - 1) - axis_i; |
| 75 | } |
| 76 | |
| 77 | to_reverse[axis_i] = true; |
Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 78 | } |
| 79 | |
Michalis Spyrou | fae513c | 2019-10-16 17:41:33 +0100 | [diff] [blame] | 80 | const uint32_t num_elements = src.num_elements(); |
Michalis Spyrou | d1d7722 | 2020-04-08 14:10:15 +0100 | [diff] [blame] | 81 | |
| 82 | #if defined(_OPENMP) |
| 83 | #pragma omp parallel for |
| 84 | #endif /* _OPENMP */ |
Michalis Spyrou | fae513c | 2019-10-16 17:41:33 +0100 | [diff] [blame] | 85 | for(uint32_t i = 0; i < num_elements; ++i) |
Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 86 | { |
| 87 | const Coordinates src_coord = index2coord(src.shape(), i); |
| 88 | const unsigned int dst_x = to_reverse[0] ? width - src_coord[0] - 1 : src_coord[0]; |
| 89 | const unsigned int dst_y = to_reverse[1] ? height - src_coord[1] - 1 : src_coord[1]; |
| 90 | const unsigned int dst_z = to_reverse[2] ? depth - src_coord[2] - 1 : src_coord[2]; |
| 91 | const unsigned int dst_w = to_reverse[3] ? batches - src_coord[3] - 1 : src_coord[3]; |
| 92 | |
| 93 | dst[coord2index(src.shape(), Coordinates(dst_x, dst_y, dst_z, dst_w))] = src[i]; |
| 94 | } |
| 95 | |
| 96 | return dst; |
| 97 | } |
| 98 | |
Adnan AlSinan | bdcb4c1 | 2023-09-18 14:49:45 +0100 | [diff] [blame] | 99 | template SimpleTensor<uint8_t> reverse(const SimpleTensor<uint8_t> &src, const SimpleTensor<int32_t> &axis, bool use_inverted_axis); |
| 100 | template SimpleTensor<half> reverse(const SimpleTensor<half> &src, const SimpleTensor<int32_t> &axis, bool use_inverted_axis); |
| 101 | template SimpleTensor<float> reverse(const SimpleTensor<float> &src, const SimpleTensor<int32_t> &axis, bool use_inverted_axis); |
Michele Di Giorgio | 5daeffd | 2018-11-26 10:01:15 +0000 | [diff] [blame] | 102 | } // namespace reference |
| 103 | } // namespace validation |
| 104 | } // namespace test |
| 105 | } // namespace arm_compute |