From 0bc784982f183d9d50be31adb867e84c237d9fc3 Mon Sep 17 00:00:00 2001 From: Georgios Pinitas Date: Mon, 18 Mar 2019 20:07:37 +0000 Subject: COMPMID-1958: Implements 1D FFT in OpenCL. Forward complex FFT implementation. Change-Id: Ia0ba8740072e5adb06f8ead462a47abc8b5dd125 Signed-off-by: Georgios Pinitas Reviewed-on: https://review.mlplatform.org/c/904 Reviewed-by: Gian Marco Iodice Tested-by: Arm Jenkins Comments-Addressed: Arm Jenkins --- arm_compute/core/CL/CLKernels.h | 2 + .../core/CL/kernels/CLFFTDigitReverseKernel.h | 78 +++++++++++++++++++ .../core/CL/kernels/CLFFTRadixStageKernel.h | 87 ++++++++++++++++++++++ 3 files changed, 167 insertions(+) create mode 100644 arm_compute/core/CL/kernels/CLFFTDigitReverseKernel.h create mode 100644 arm_compute/core/CL/kernels/CLFFTRadixStageKernel.h (limited to 'arm_compute/core/CL') diff --git a/arm_compute/core/CL/CLKernels.h b/arm_compute/core/CL/CLKernels.h index 2fd2341e48..b767812fc8 100644 --- a/arm_compute/core/CL/CLKernels.h +++ b/arm_compute/core/CL/CLKernels.h @@ -64,6 +64,8 @@ #include "arm_compute/core/CL/kernels/CLElementWiseUnaryLayerKernel.h" #include "arm_compute/core/CL/kernels/CLElementwiseOperationKernel.h" #include "arm_compute/core/CL/kernels/CLErodeKernel.h" +#include "arm_compute/core/CL/kernels/CLFFTDigitReverseKernel.h" +#include "arm_compute/core/CL/kernels/CLFFTRadixStageKernel.h" #include "arm_compute/core/CL/kernels/CLFastCornersKernel.h" #include "arm_compute/core/CL/kernels/CLFillBorderKernel.h" #include "arm_compute/core/CL/kernels/CLFlattenLayerKernel.h" diff --git a/arm_compute/core/CL/kernels/CLFFTDigitReverseKernel.h b/arm_compute/core/CL/kernels/CLFFTDigitReverseKernel.h new file mode 100644 index 0000000000..10652cdb4d --- /dev/null +++ b/arm_compute/core/CL/kernels/CLFFTDigitReverseKernel.h @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2019 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_CLFFTDIGITREVERSEKERNEL_H__ +#define __ARM_COMPUTE_CLFFTDIGITREVERSEKERNEL_H__ + +#include "arm_compute/core/CL/ICLKernel.h" + +namespace arm_compute +{ +// Forward declarations +class ICLTensor; + +/** Interface for the digit reverse operation kernel. */ +class CLFFTDigitReverseKernel : public ICLKernel +{ +public: + /** Constructor */ + CLFFTDigitReverseKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLFFTDigitReverseKernel(const CLFFTDigitReverseKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLFFTDigitReverseKernel &operator=(const CLFFTDigitReverseKernel &) = delete; + /** Default Move Constructor. */ + CLFFTDigitReverseKernel(CLFFTDigitReverseKernel &&) = default; + /** Default move assignment operator */ + CLFFTDigitReverseKernel &operator=(CLFFTDigitReverseKernel &&) = default; + /** Default destructor */ + ~CLFFTDigitReverseKernel() = default; + /** Set the input and output tensors. + * + * @param[in] input Source tensor. Data types supported: F32. + * @param[out] output Destination tensor. Data type supported: same as @p input + * @param[in] idx Digit reverse index tensor. Data type supported: U32 + * @param[in] axis Axis to perform digit reverse on. + */ + void configure(const ICLTensor *input, ICLTensor *output, const ICLTensor *idx, unsigned int axis); + /** Static function to check if given info will lead to a valid configuration of @ref CLFFTDigitReverseKernel + * + * @param[in] input Source tensor info. Data types supported: F32. + * @param[in] output Destination tensor info. Data type supported: same as @p input + * @param[in] idx Digit reverse index tensor info. Data type supported: U32 + * @param[in] axis Axis to perform digit reverse on. + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *output, const ITensorInfo *idx, unsigned int axis); + + // Inherited methods overridden: + void run(const Window &window, cl::CommandQueue &queue) override; + +private: + const ICLTensor *_input; + ICLTensor *_output; + const ICLTensor *_idx; +}; +} // namespace arm_compute +#endif /*__ARM_COMPUTE_CLFFTDIGITREVERSEKERNEL_H__ */ diff --git a/arm_compute/core/CL/kernels/CLFFTRadixStageKernel.h b/arm_compute/core/CL/kernels/CLFFTRadixStageKernel.h new file mode 100644 index 0000000000..9de775eafa --- /dev/null +++ b/arm_compute/core/CL/kernels/CLFFTRadixStageKernel.h @@ -0,0 +1,87 @@ +/* + * Copyright (c) 2019 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_CLFFTRADIXSTAGEKERNEL_H__ +#define __ARM_COMPUTE_CLFFTRADIXSTAGEKERNEL_H__ + +#include "arm_compute/core/CL/ICLKernel.h" + +#include "arm_compute/core/KernelDescriptors.h" + +#include + +namespace arm_compute +{ +// Forward declarations +class ICLTensor; + +/** Interface for the FFT radix stage kernel. */ +class CLFFTRadixStageKernel : public ICLKernel +{ +public: + /** Constructor */ + CLFFTRadixStageKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLFFTRadixStageKernel(const CLFFTRadixStageKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLFFTRadixStageKernel &operator=(const CLFFTRadixStageKernel &) = delete; + /** Default Move Constructor. */ + CLFFTRadixStageKernel(CLFFTRadixStageKernel &&) = default; + /** Default move assignment operator */ + CLFFTRadixStageKernel &operator=(CLFFTRadixStageKernel &&) = default; + /** Default destructor */ + ~CLFFTRadixStageKernel() = 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. + * @param[out] output Destination tensor. Can be nullptr. Data type supported: same as @p input + * @param[in] config FFT descriptor metadata. + */ + void configure(ICLTensor *input, ICLTensor *output, const FFTRadixStageKernelDescriptor &config); + /** Static function to check if given info will lead to a valid configuration of @ref CLFFTRadixStageKernel + * + * @param[in] input Source tensor info. Data types supported: F32. + * @param[in] output Destination tensor info. Can be nullptr. Data type supported: same as @p input + * @param[in] config FFT descriptor metadata. + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *output, const FFTRadixStageKernelDescriptor &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, cl::CommandQueue &queue) override; + +private: + ICLTensor *_input; + ICLTensor *_output; + bool _run_in_place; +}; +} // namespace arm_compute +#endif /*__ARM_COMPUTE_CLFFTRADIXSTAGEKERNEL_H__ */ -- cgit v1.2.1