| /* |
| * Copyright (c) 2018 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_INEGEMMWRAPPERKERNEL_H__ |
| #define __ARM_COMPUTE_INEGEMMWRAPPERKERNEL_H__ |
| |
| #include "arm_compute/core/NEON/INEKernel.h" |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| |
| /** Common interface for all the arm_gemm Gemms |
| */ |
| class INEGEMMWrapperKernel : public INEKernel |
| { |
| public: |
| /** Parameters defining the dimensions of the matrices being multiplied */ |
| struct Params |
| { |
| unsigned int M{ 0 }; /**< Rows in output matrix C (and input matrix A). */ |
| unsigned int N{ 0 }; /**< Columns in output matrix C (and input matrix B). */ |
| unsigned int K{ 0 }; /**< Columns of input matrix A (= rows of input matrix B). */ |
| unsigned int batches{ 0 }; /**< Number of "batched" GEMMs (unique A and C, shared B). */ |
| unsigned int multis{ 0 }; /**< Number of "multi" GEMMs (unique A, B and C). */ |
| }; |
| |
| static Params extract_parameters(const ITensor *a, const ITensor *b, const ITensor *c); |
| |
| /** Constructor */ |
| INEGEMMWrapperKernel(); |
| /** Prevent instances of this class from being copied */ |
| INEGEMMWrapperKernel(const INEGEMMWrapperKernel &) = delete; |
| /** Prevent instances of this class from being copied */ |
| INEGEMMWrapperKernel &operator=(const INEGEMMWrapperKernel &) = delete; |
| /** Allow instances of this class to be moved */ |
| INEGEMMWrapperKernel(INEGEMMWrapperKernel &&) = default; |
| /** Allow instances of this class to be moved */ |
| INEGEMMWrapperKernel &operator=(INEGEMMWrapperKernel &&) = default; |
| /** Initialise the kernel's input and output. |
| * |
| * @note The input and output tensor must have the same dimensions |
| * |
| * @param[in] a Input tensor (Matrix A) |
| * @param[in] b Input tensor (Matrix B) |
| * @param[out] c Output tensor to store the result of matrix multiplication. Data type supported: same as @p input0. |
| * @param[in] alpha Scalar multiplier to apply to AB matrix product. |
| * @param[in] beta Scalar multiplier to apply to input C matrix before adding product. |
| */ |
| void configure(const ITensor *a, const ITensor *b, ITensor *c, float alpha, float beta); |
| |
| // Inherited methods overridden: |
| void run(const Window &window, const ThreadInfo &info) override; |
| |
| protected: |
| /** Called as part of configure() after _a, _b, _c and _params have been set. |
| * |
| * @param[in] alpha Scalar multiplier to apply to AB matrix product. |
| * @param[in] beta Scalar multiplier to apply to input C matrix before adding product. |
| * |
| * @return A 3D execution window. |
| */ |
| virtual Window configure_internal(float alpha, float beta) = 0; |
| |
| /** Run the kernel from the start to the end offset in window. |
| * |
| * @param[in] window Window to use for the iteration |
| * @param[in] start_offset Where to start iterating from (In Window coordinates) |
| * @param[in] end_offset Where to stop iterating (In Window coordinates). |
| * @param[in] info Info about executing thread and CPU. |
| */ |
| virtual void run_internal(const Window &window, const Coordinates &start_offset, const Coordinates &end_offset, const ThreadInfo &info) = 0; |
| |
| const ITensor *_a; |
| const ITensor *_b; |
| ITensor *_c; |
| Params _params; |
| |
| private: |
| Window _window3d; |
| TensorShape _window_shape; |
| }; |
| |
| } // namespace arm_compute |
| |
| #endif /* __ARM_COMPUTE_INEGEMMRAPPERKERNEL_H__ */ |