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Diffstat (limited to 'src/cpu/kernels/CpuActivationKernel.h')
-rw-r--r-- | src/cpu/kernels/CpuActivationKernel.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/cpu/kernels/CpuActivationKernel.h b/src/cpu/kernels/CpuActivationKernel.h new file mode 100644 index 0000000000..c1487499d6 --- /dev/null +++ b/src/cpu/kernels/CpuActivationKernel.h @@ -0,0 +1,107 @@ +/* + * Copyright (c) 2017-2024 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 ACL_SRC_CPU_KERNELS_CPUACTIVATIONKERNEL_H +#define ACL_SRC_CPU_KERNELS_CPUACTIVATIONKERNEL_H + +#include "arm_compute/function_info/ActivationLayerInfo.h" + +#include "src/core/common/Macros.h" +#include "src/core/helpers/LUTManager.h" +#include "src/cpu/ICpuKernel.h" + +namespace arm_compute +{ +namespace cpu +{ +namespace kernels +{ +/** Interface for the activation kernel */ +class CpuActivationKernel : public ICpuKernel<CpuActivationKernel> +{ +private: + using ActivationKernelPtr = + std::add_pointer<void(const ITensor *, ITensor *, const ActivationLayerInfo &, const Window &)>::type; + +public: + CpuActivationKernel() = default; + ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuActivationKernel); + /** Configure kernel for a given list of arguments + * + * @note If the output tensor is a nullptr, the activation function will be performed in-place + * + * @param[in, out] src Source tensor info. In case of @p dst tensor = nullptr, this tensor will store the result + * of the activation function. Data types supported: QASYMM8/QASYMM8_SIGNED/QSYMM16/F16/F32. + * @param[out] dst Destination tensor info. Data type supported: same as @p src + * @param[in] activation_info Activation layer information. + */ + void configure(const ITensorInfo *src, ITensorInfo *dst, ActivationLayerInfo activation_info); + /** Static function to check if given info will lead to a valid configuration + * + * Similar to CpuActivationKernel::configure() + * + * @return a status + */ + static Status validate(const ITensorInfo *src, const ITensorInfo *dst, const ActivationLayerInfo &act_info); + + /** 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; + + // Inherited methods overridden: + void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override; + const char *name() const override; + + /** Get the preferred dimension in which the scheduler splits the work into multiple jobs. + * + * @return The split dimension hint. + */ + size_t get_split_dimension_hint() const + { + return _split_dimension; + } + + struct ActivationKernel + { + const char *name; + const ActivationDataTypeISASelectorDataPtr is_selected; + ActivationKernelPtr ukernel; + }; + + static const std::vector<ActivationKernel> &get_available_kernels(); + +private: + ActivationLayerInfo _act_info{}; + ActivationKernelPtr _run_method{nullptr}; + size_t _split_dimension{Window::DimY}; + std::string _name{}; +}; +} // namespace kernels +} // namespace cpu +} // namespace arm_compute +#endif // ACL_SRC_CPU_KERNELS_CPUACTIVATIONKERNEL_H |