giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 1 | /* |
Michalis Spyrou | ebcebf1 | 2020-10-21 00:04:14 +0100 | [diff] [blame] | 2 | * Copyright (c) 2019-2020 Arm Limited. |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +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 | */ |
Michalis Spyrou | f464337 | 2019-11-29 16:17:13 +0000 | [diff] [blame] | 24 | #ifndef ARM_COMPUTE_NEFFTDIGITREVERSEKERNEL_H |
| 25 | #define ARM_COMPUTE_NEFFTDIGITREVERSEKERNEL_H |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 26 | |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 27 | #include "arm_compute/core/KernelDescriptors.h" |
Michalis Spyrou | ebcebf1 | 2020-10-21 00:04:14 +0100 | [diff] [blame] | 28 | #include "src/core/NEON/INEKernel.h" |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 29 | |
| 30 | namespace arm_compute |
| 31 | { |
| 32 | // Forward declarations |
| 33 | class ITensor; |
| 34 | |
| 35 | /** Interface for the digit reverse operation kernel. */ |
| 36 | class NEFFTDigitReverseKernel : public INEKernel |
| 37 | { |
| 38 | public: |
| 39 | const char *name() const override |
| 40 | { |
| 41 | return "NEFFTDigitReverseKernel"; |
| 42 | } |
| 43 | /** Constructor */ |
| 44 | NEFFTDigitReverseKernel(); |
| 45 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 46 | NEFFTDigitReverseKernel(const NEFFTDigitReverseKernel &) = delete; |
| 47 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 48 | NEFFTDigitReverseKernel &operator=(const NEFFTDigitReverseKernel &) = delete; |
| 49 | /** Default Move Constructor. */ |
| 50 | NEFFTDigitReverseKernel(NEFFTDigitReverseKernel &&) = default; |
| 51 | /** Default move assignment operator */ |
| 52 | NEFFTDigitReverseKernel &operator=(NEFFTDigitReverseKernel &&) = default; |
| 53 | /** Default destructor */ |
| 54 | ~NEFFTDigitReverseKernel() = default; |
| 55 | /** Set the input and output tensors. |
| 56 | * |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 57 | * @param[in] input Source tensor. Data types supported: F32. Number of channels supported: 1 (real tensor) or 2 (complex tensor). |
| 58 | * @param[out] output Destination tensor. Data type supported: same as @p input. Number of channels supported: 2 (complex tensor). |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 59 | * @param[in] idx Digit reverse index tensor. Data type supported: U32 |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 60 | * @param[in] config Kernel configuration. |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 61 | */ |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 62 | void configure(const ITensor *input, ITensor *output, const ITensor *idx, const FFTDigitReverseKernelInfo &config); |
| 63 | |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 64 | /** Static function to check if given info will lead to a valid configuration of @ref NEFFTDigitReverseKernel |
| 65 | * |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 66 | * @param[in] input Source tensor info. Data types supported: F32. Number of channels supported: 1 (real tensor) or 2 (complex tensor). |
| 67 | * @param[in] output Destination tensor info. Data type supported: same as @p input. Number of channels supported: 2 (complex tensor). |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 68 | * @param[in] idx Digit reverse index tensor info. Data type supported: U32 |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 69 | * @param[in] config Kernel configuration |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 70 | * |
| 71 | * @return a status |
| 72 | */ |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 73 | static Status validate(const ITensorInfo *input, const ITensorInfo *output, const ITensorInfo *idx, const FFTDigitReverseKernelInfo &config); |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 74 | |
| 75 | // Inherited methods overridden: |
| 76 | void run(const Window &window, const ThreadInfo &info) override; |
| 77 | |
| 78 | private: |
giuros01 | 154bc1c | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 79 | using NEFFTDigitReverseKernelFunctionPtr = void (NEFFTDigitReverseKernel::*)(const Window &window); |
| 80 | |
| 81 | template <bool is_input_complex, bool is_conj> |
| 82 | void digit_reverse_kernel_axis_0(const Window &window); |
| 83 | |
| 84 | template <bool is_input_complex, bool is_conj> |
| 85 | void digit_reverse_kernel_axis_1(const Window &window); |
| 86 | |
| 87 | NEFFTDigitReverseKernelFunctionPtr _func; |
| 88 | const ITensor *_input; |
| 89 | ITensor *_output; |
| 90 | const ITensor *_idx; |
giuros01 | 14c4e0f | 2019-03-26 17:44:40 +0000 | [diff] [blame] | 91 | }; |
| 92 | } // namespace arm_compute |
Michalis Spyrou | f464337 | 2019-11-29 16:17:13 +0000 | [diff] [blame] | 93 | #endif /*ARM_COMPUTE_NEFFTDIGITREVERSEKERNEL_H */ |