| /* |
| * Copyright (c) 2021 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_ELEMENTWISE_KERNEL_H |
| #define ARM_COMPUTE_CPU_ELEMENTWISE_KERNEL_H |
| |
| #include "src/core/common/Macros.h" |
| #include "src/core/cpu/ICpuKernel.h" |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| namespace kernels |
| { |
| /** Interface for an element-wise operation kernel |
| * |
| * Element-wise operation is computed by: |
| * @f[ dst(x,y) = OP(src0(x,y), src1(x,y))@f] |
| * |
| */ |
| class CpuElementwiseKernel : public ICpuKernel |
| { |
| public: |
| CpuElementwiseKernel() = default; |
| ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuElementwiseKernel); |
| |
| using ElementwiseFunction = void(const ITensor *, const ITensor *, ITensor *, const Window &); |
| struct UKernelInfo |
| { |
| std::string name; |
| std::function<ElementwiseFunction> ukernel; |
| }; |
| |
| // Inherited methods overridden: |
| void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override; |
| const char *name() const override; |
| |
| protected: |
| /** Validate the argument passed to the kernel |
| * |
| * @param[in] src0 First tensor input. Data types supported: QASYMM8/S16/F16/S32/F32. |
| * @param[in] src1 Second tensor input. Data types supported: Same as @p src0. |
| * @param[in] dst Output tensor. Data types supported: Dependent on subclass. |
| */ |
| static Status validate_arguments_common(const ITensorInfo &src0, const ITensorInfo &src1, const ITensorInfo &dst); |
| |
| /** Commmon configure function for element-wise operators with no additional options (e.g. Min, Max, SquaredDiff) |
| * |
| */ |
| void configure_common(const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst); |
| |
| /** Function to get the micro kernel implementation |
| * |
| * @param[in] src0 First input tensor information |
| * @param[in] src1 Second input tensor information |
| * @param[in] dst Output tensor information |
| * |
| * @return the function instance for the micro kernel |
| */ |
| virtual UKernelInfo get_implementation(const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst) = 0; |
| |
| protected: |
| std::function<ElementwiseFunction> _run_method{ nullptr }; |
| std::string _name{}; |
| }; |
| |
| class CpuArithmeticKernel : public CpuElementwiseKernel |
| { |
| public: |
| CpuArithmeticKernel() = default; |
| |
| /** Configure kernel |
| * |
| * @param[in] op Arithmetic operation to be executed. |
| * @param[in] src0 First tensor input info. Data types supported: QASYMM8/S16/F16/S32/F32. |
| * @param[in] src1 Second tensor input info. Data types supported: Same as @p src0. |
| * @param[out] dst Output tensor info. Data types supported: Same as @p src0. |
| */ |
| void configure(ArithmeticOperation op, const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst); |
| |
| /** Static function to check if given info will lead to a valid configuration |
| * |
| * Similar to CpuArithmeticKernel::configure() |
| * |
| * @return a status |
| */ |
| static Status validate(ArithmeticOperation op, const ITensorInfo *src0, const ITensorInfo *src1, const ITensorInfo *dst); |
| |
| protected: |
| // Inherited methods overridden: |
| static Status validate_arguments(const ITensorInfo &src0, const ITensorInfo &src1, const ITensorInfo &dst); |
| |
| ArithmeticOperation _op{}; |
| |
| private: |
| /** Function to get the micro kernel implementation |
| * |
| * @param[in] src0 First input tensor information |
| * @param[in] src1 Second input tensor information |
| * @param[in] dst Output tensor information |
| * |
| * @return the function instance for the micro kernel |
| */ |
| UKernelInfo get_implementation(const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst) override; |
| }; |
| |
| class CpuDivisionKernel : public CpuArithmeticKernel |
| { |
| public: |
| CpuDivisionKernel() = default; |
| |
| /** Configure kernel |
| * |
| * @param[in] src0 First tensor input info. Data types supported: S32/F16/F32. |
| * @param[in] src1 Second tensor input info. Data types supported: Same as @p src0. |
| * @param[out] dst Output tensor info. Data types supported: Same as @p src0. |
| */ |
| void configure(const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst); |
| |
| /** Static function to check if given info will lead to a valid configuration |
| * |
| * Similar to CpuDivisionKernel::configure() |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *src0, const ITensorInfo *src1, const ITensorInfo *dst); |
| |
| protected: |
| // Inherited methods overridden: |
| static Status validate_arguments(const ITensorInfo &src0, const ITensorInfo &src1, const ITensorInfo &dst); |
| }; |
| |
| class CpuPowerKernel : public CpuArithmeticKernel |
| { |
| public: |
| CpuPowerKernel() = default; |
| |
| /** Configure kernel |
| * |
| * @param[in] src0 First tensor input info. Data types supported: F16/F32. |
| * @param[in] src1 Second tensor input info. Data types supported: Same as @p src0. |
| * @param[out] dst Output tensor info. Data types supported: Same as @p src0. |
| */ |
| void configure(const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst); |
| |
| /** Static function to check if given info will lead to a valid configuration |
| * |
| * Similar to CpuPowerKernel::configure() |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *src0, const ITensorInfo *src1, const ITensorInfo *dst); |
| |
| protected: |
| // Inherited methods overridden: |
| static Status validate_arguments(const ITensorInfo &src0, const ITensorInfo &src1, const ITensorInfo &dst); |
| }; |
| |
| class CpuComparisonKernel : public CpuElementwiseKernel |
| { |
| public: |
| CpuComparisonKernel() = default; |
| |
| /** Configure kernel |
| * |
| * @param[in] op Comparison operation to be executed. |
| * @param[in] src0 First tensor input info. Data types supported: QASYMM8/QASYMM8_SIGNED/S16/F16/S32/F32. |
| * @param[in] src1 Second tensor input info. Data types supported: Same as @p src0. |
| * @param[out] dst Output tensor info. Data types supported: U8. |
| */ |
| void configure(ComparisonOperation op, const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst); |
| |
| /** Static function to check if given info will lead to a valid configuration |
| * |
| * Similar to CpuComparisonKernel::configure() |
| * |
| * @return a status |
| */ |
| static Status validate(ComparisonOperation op, const ITensorInfo *src0, const ITensorInfo *src1, const ITensorInfo *dst); |
| |
| protected: |
| // Inherited methods overridden: |
| static Status validate_arguments(const ITensorInfo &src0, const ITensorInfo &src1, const ITensorInfo &dst); |
| |
| private: |
| /** Function to get the micro kernel implementation |
| * |
| * @param[in] src0 First input tensor information |
| * @param[in] src1 Second input tensor information |
| * @param[in] dst Output tensor information |
| * |
| * @return the function instance for the micro kernel |
| */ |
| UKernelInfo get_implementation(const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst) override; |
| |
| ComparisonOperation _op{}; |
| }; |
| } // namespace kernels |
| } // namespace cpu |
| } // namespace arm_compute |
| #endif /* ARM_COMPUTE_CPU_ELEMENTWISE_KERNEL_H */ |