From ebcebf1dee7f8314976b1e0cabd62b4cf893d765 Mon Sep 17 00:00:00 2001 From: Michalis Spyrou Date: Wed, 21 Oct 2020 00:04:14 +0100 Subject: COMPMID-3638: Move NEON kernels Signed-off-by: Michalis Spyrou Change-Id: Ieed3e4bc8be7fef80c90c5094599b477a56fc473 Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4285 Comments-Addressed: Arm Jenkins Reviewed-by: Georgios Pinitas Tested-by: Arm Jenkins --- src/core/NEON/kernels/NEFFTRadixStageKernel.h | 103 ++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 src/core/NEON/kernels/NEFFTRadixStageKernel.h (limited to 'src/core/NEON/kernels/NEFFTRadixStageKernel.h') diff --git a/src/core/NEON/kernels/NEFFTRadixStageKernel.h b/src/core/NEON/kernels/NEFFTRadixStageKernel.h new file mode 100644 index 0000000000..8a695b790f --- /dev/null +++ b/src/core/NEON/kernels/NEFFTRadixStageKernel.h @@ -0,0 +1,103 @@ +/* + * Copyright (c) 2019-2020 Arm Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef ARM_COMPUTE_NEFFTRADIXSTAGEKERNEL_H +#define ARM_COMPUTE_NEFFTRADIXSTAGEKERNEL_H + +#include "arm_compute/core/KernelDescriptors.h" +#include "src/core/NEON/INEKernel.h" + +#include +#include + +namespace arm_compute +{ +// Forward declarations +class ITensor; + +/** Interface for the FFT kernel. */ +class NEFFTRadixStageKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NEFFTRadixStageKernel"; + } + /** Constructor */ + NEFFTRadixStageKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEFFTRadixStageKernel(const NEFFTRadixStageKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEFFTRadixStageKernel &operator=(const NEFFTRadixStageKernel &) = delete; + /** Default Move Constructor. */ + NEFFTRadixStageKernel(NEFFTRadixStageKernel &&) = default; + /** Default move assignment operator */ + NEFFTRadixStageKernel &operator=(NEFFTRadixStageKernel &&) = default; + /** Default destructor */ + ~NEFFTRadixStageKernel() = default; + /** Set the input and output tensors. + * + * @note If the output tensor is nullptr, the FFT will be performed in-place + * + * @param[in,out] input Source tensor. Data types supported: F32. Number of channels supported: 2 (complex tensor). + * @param[out] output Destination tensor. Data type supported: same as @p input. Number of channels supported: same as @p input. + * @param[in] config FFT descriptor metadata. + */ + void configure(ITensor *input, ITensor *output, const FFTRadixStageKernelInfo &config); + /** Static function to check if given info will lead to a valid configuration of @ref NEFFTRadixStageKernel + * + * @param[in] input Source tensor info. Data types supported: F32. Number of channels supported: 2 (complex tensor). + * @param[in] output Destination tensor info. Data type supported: same as @p input. Number of channels supported: same as @p input. + * @param[in] config FFT descriptor metadata. + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *output, const FFTRadixStageKernelInfo &config); + /** Returns the radix that are support by the FFT kernel + * + * @return A set of supported radix + */ + static std::set supported_radix(); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + +private: + ITensor *_input; + ITensor *_output; + bool _run_in_place; + unsigned int _Nx; + unsigned int _axis; + unsigned int _radix; + + void set_radix_stage_axis0(const FFTRadixStageKernelInfo &config); + void set_radix_stage_axis1(const FFTRadixStageKernelInfo &config); + + using FFTFunctionPointerAxis0 = std::function; + using FFTFunctionPointerAxis1 = std::function; + + FFTFunctionPointerAxis0 _func_0; + FFTFunctionPointerAxis1 _func_1; +}; +} // namespace arm_compute +#endif /*ARM_COMPUTE_NEFFTRADIXSTAGEKERNEL_H */ -- cgit v1.2.1