diff options
Diffstat (limited to 'src/core/CL/kernels/CLFFTRadixStageKernel.h')
| -rw-r--r-- | src/core/CL/kernels/CLFFTRadixStageKernel.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/core/CL/kernels/CLFFTRadixStageKernel.h b/src/core/CL/kernels/CLFFTRadixStageKernel.h new file mode 100644 index 0000000000..de80bfced3 --- /dev/null +++ b/src/core/CL/kernels/CLFFTRadixStageKernel.h @@ -0,0 +1,100 @@ +/* + * 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_CLFFTRADIXSTAGEKERNEL_H +#define ARM_COMPUTE_CLFFTRADIXSTAGEKERNEL_H + +#include "arm_compute/core/KernelDescriptors.h" + +#include "src/core/CL/ICLKernel.h" + +#include <set> + +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: F16/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 FFTRadixStageKernelInfo &config); + /** Set the input and output tensors. + * + * @note If the output tensor is nullptr, the FFT will be performed in-place + * + * @param[in] compile_context The compile context to be used. + * @param[in,out] input Source tensor. Data types supported: F16/F32. + * @param[out] output Destination tensor. Can be nullptr. Data type supported: same as @p input + * @param[in] config FFT descriptor metadata. + */ + void configure(const CLCompileContext &compile_context, + ICLTensor *input, + ICLTensor *output, + const FFTRadixStageKernelInfo &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: F16/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 FFTRadixStageKernelInfo &config); + /** Returns the radix that are support by the FFT kernel + * + * @return A set of supported radix + */ + static std::set<unsigned int> 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 */ |