Georgios Pinitas | 284cfe2 | 2018-02-13 12:15:13 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018 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_NEPERMUTEKERNEL_H__ |
| 25 | #define __ARM_COMPUTE_NEPERMUTEKERNEL_H__ |
| 26 | |
| 27 | #include "arm_compute/core/NEON/INEKernel.h" |
| 28 | |
| 29 | namespace arm_compute |
| 30 | { |
| 31 | class ITensor; |
| 32 | |
| 33 | /** NEON kernel to perform tensor permutation. |
| 34 | * |
| 35 | * Permutes given a permutation vector |
| 36 | */ |
| 37 | class NEPermuteKernel : public INEKernel |
| 38 | { |
| 39 | public: |
| 40 | const char *name() const override |
| 41 | { |
| 42 | return "NEPermuteKernel"; |
| 43 | } |
| 44 | /** Default constructor */ |
| 45 | NEPermuteKernel(); |
| 46 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 47 | NEPermuteKernel(const NEPermuteKernel &) = delete; |
| 48 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 49 | NEPermuteKernel &operator=(const NEPermuteKernel &) = delete; |
| 50 | /** Allow instances of this class to be moved */ |
| 51 | NEPermuteKernel(NEPermuteKernel &&) = default; |
| 52 | /** Allow instances of this class to be moved */ |
| 53 | NEPermuteKernel &operator=(NEPermuteKernel &&) = default; |
| 54 | /** Default destructor */ |
| 55 | ~NEPermuteKernel() = default; |
| 56 | |
| 57 | /** Set the input and output of the kernel. |
| 58 | * |
| 59 | * @note Supported permutation vectors : [2, 0, 1], [1, 2, 0] |
| 60 | * |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 61 | * @param[in] input The input tensor to permute. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 |
Georgios Pinitas | 284cfe2 | 2018-02-13 12:15:13 +0000 | [diff] [blame] | 62 | * @param[out] output The output tensor. Data types supported: Same as @p input |
| 63 | * @param[in] perm Permutation vector |
| 64 | */ |
| 65 | void configure(const ITensor *input, ITensor *output, const PermutationVector &perm); |
| 66 | /** Static function to check if given info will lead to a valid configuration of @ref CPPPermuteKernel |
| 67 | * |
| 68 | * @note Supported permutation vectors : [2, 0, 1], [1, 2, 0] |
| 69 | * |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 70 | * @param[in] input The input tensor to permute. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 |
Georgios Pinitas | 284cfe2 | 2018-02-13 12:15:13 +0000 | [diff] [blame] | 71 | * @param[in] output The output tensor. Data types supported: Same as @p input |
| 72 | * @param[in] perm Permutation vector |
| 73 | * |
| 74 | * @return a status |
| 75 | */ |
| 76 | static Status validate(const ITensorInfo *input, const ITensorInfo *output, const PermutationVector &perm); |
| 77 | |
| 78 | // Inherited methods overridden: |
| 79 | void run(const Window &window, const ThreadInfo &info) override; |
| 80 | |
| 81 | private: |
| 82 | /** Template function to run the permute |
| 83 | * |
| 84 | * @param[in] window Region on which to execute the kernel. (Must be a valid region of the window returned by window()). |
| 85 | */ |
| 86 | template <typename T> |
| 87 | void run_permute(const Window &window); |
| 88 | |
| 89 | /** Common signature for all the specialised permute functions |
| 90 | * |
| 91 | * @param[in] window Region on which to execute the kernel. |
| 92 | */ |
| 93 | using PermuteFunctionPtr = void (NEPermuteKernel::*)(const Window &window); |
| 94 | |
| 95 | PermuteFunctionPtr _func; |
| 96 | const ITensor *_input; |
| 97 | ITensor *_output; |
| 98 | PermutationVector _perm; |
| 99 | }; |
| 100 | } // namespace arm_compute |
| 101 | #endif /*__ARM_COMPUTE_NEPERMUTEKERNEL_H__ */ |