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Diffstat (limited to 'src/cpu/kernels/CpuReshapeKernel.h')
-rw-r--r-- | src/cpu/kernels/CpuReshapeKernel.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/cpu/kernels/CpuReshapeKernel.h b/src/cpu/kernels/CpuReshapeKernel.h new file mode 100644 index 0000000000..ce566fd9e2 --- /dev/null +++ b/src/cpu/kernels/CpuReshapeKernel.h @@ -0,0 +1,94 @@ +/* + * Copyright (c) 2017-2023 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_CPU_RESHAPE_KERNEL_H +#define ARM_COMPUTE_CPU_RESHAPE_KERNEL_H + +#include "src/core/common/Macros.h" +#include "src/cpu/ICpuKernel.h" + +namespace arm_compute +{ +namespace cpu +{ +namespace kernels +{ +/** Interface for the kernel to perform tensor reshaping */ +class CpuReshapeKernel : public ICpuKernel<CpuReshapeKernel> +{ +public: + CpuReshapeKernel() = default; + ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuReshapeKernel); + /** Configure kernel for a given list of arguments + * + * @param[in] src Source tensor info. Data type supported: All + * @param[out] dst Destination tensor info. Data type supported: Same as @p input + */ + void configure(const ITensorInfo *src, ITensorInfo *dst); + + /** Static function to check if given info will lead to a valid configuration + * + * Similar to @ref CpuReshapeKernel::configure() + * + * @return a status + */ + static Status validate(const ITensorInfo *src, const ITensorInfo *dst); + + // Inherited methods overridden: + void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override; + const char *name() const override; + + /** Prepare the reshape kernel for execution (Only executed once) by calculating max or squashed window and selecting the _reshape_tensor_fn based on the presence of holes + * + * @param[in] tensors Pack of input and output tensors + * + */ + void prepare(ITensorPack &tensors); + + /** Return minimum workload size of the relevant kernel + * + * @param[in] platform The CPU platform used to create the context. + * @param[in] thread_count Number of threads in the execution. + * + * @return[out] small_network_mws Minimum workload size for requsted configuration. + */ + size_t get_mws(const CPUInfo &platform, size_t thread_count) const override; + + /** Get the preferred dimension in which the scheduler splits the work into multiple jobs. + * + * @return The split dimension. + */ + size_t get_split_dimension() const + { + return _split_dimension; + } + +private: + size_t _split_dimension{Window::DimY}; + + std::function<void(const Window &window, const ITensor *src, ITensor *dst)> _reshape_tensor_fn{}; +}; +} // namespace kernels +} // namespace cpu +} // namespace arm_compute +#endif /* ARM_COMPUTE_CPU_RESHAPE_KERNEL_H */ |