| /* |
| * Copyright (c) 2017-2019 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_CLGEMMLOWPMATRIXMULTIPLYCORE_H__ |
| #define __ARM_COMPUTE_CLGEMMLOWPMATRIXMULTIPLYCORE_H__ |
| |
| #include "arm_compute/core/CL/kernels/CLGEMMLowpMatrixMultiplyKernel.h" |
| #include "arm_compute/core/CL/kernels/CLGEMMLowpMatrixMultiplyReshapedKernel.h" |
| #include "arm_compute/core/CL/kernels/CLGEMMLowpOffsetContributionKernel.h" |
| #include "arm_compute/core/CL/kernels/CLGEMMLowpOffsetContributionOutputStageKernel.h" |
| #include "arm_compute/core/CL/kernels/CLGEMMLowpReductionKernel.h" |
| #include "arm_compute/core/CL/kernels/CLGEMMReshapeLHSMatrixKernel.h" |
| #include "arm_compute/core/CL/kernels/CLGEMMReshapeRHSMatrixKernel.h" |
| #include "arm_compute/runtime/CL/CLMemoryGroup.h" |
| #include "arm_compute/runtime/CL/CLTensor.h" |
| #include "arm_compute/runtime/IFunction.h" |
| |
| namespace arm_compute |
| { |
| class IMemoryManager; |
| class ICLTensor; |
| |
| /** Basic function to execute GEMMLowpMatrixMultiplyCore on OpenCL. This function calls the following OpenCL kernels: |
| * |
| * -# @ref CLGEMMReshapeLHSMatrixKernel (if the output tensor is a matrix) |
| * -# @ref CLGEMMReshapeRHSMatrixKernel (if the output tensor is a matrix) |
| * -# @ref CLGEMMLowpMatrixMultiplyKernel (if the input matrix is a vector or for Midgard architectures) |
| * -# @ref CLGEMMLowpMatrixMultiplyReshapedKernel (if the input matrix is not a vector and if the GPU architecture is not Midgard) |
| * -# @ref CLGEMMLowpMatrixAReductionKernel (if the offset of matrix B is not 0) |
| * -# @ref CLGEMMLowpMatrixBReductionKernel (if the offset of matrix A is not 0) |
| * -# @ref CLGEMMLowpOffsetContributionKernel (if gemm_info.gemmlowp_output_stage == NONE) |
| * -# @ref CLGEMMLowpOffsetContributionOutputStageKernel (if gemm_info.gemmlowp_output_stage != NONE) |
| * |
| */ |
| class CLGEMMLowpMatrixMultiplyCore : public IFunction |
| { |
| public: |
| /** Constructor */ |
| CLGEMMLowpMatrixMultiplyCore(std::shared_ptr<IMemoryManager> memory_manager = nullptr); |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| CLGEMMLowpMatrixMultiplyCore(const CLGEMMLowpMatrixMultiplyCore &) = delete; |
| /** Default move constructor */ |
| CLGEMMLowpMatrixMultiplyCore(CLGEMMLowpMatrixMultiplyCore &&) = default; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| CLGEMMLowpMatrixMultiplyCore &operator=(const CLGEMMLowpMatrixMultiplyCore &) = delete; |
| /** Default move assignment operator */ |
| CLGEMMLowpMatrixMultiplyCore &operator=(CLGEMMLowpMatrixMultiplyCore &&) = default; |
| /** Initialise the kernel's inputs, output |
| * |
| * @note GEMMLowp: low precision GEMM kernel. [A * B + C] |
| * This kernel performs the following computations: |
| * |
| * -# Convert a values from QASYMM8 to int32 and add a_offset to each of them. |
| * -# Convert b values from QASYMM8 to int32 and add b_offset to each of them. |
| * -# Compute the matrix product of the resulting a * b in int32. |
| * -# Quantize to uint8 if gemm_info.gemmlowp_output_stage != NONE |
| * |
| * @param[in] a First input tensor (Matrix A). Data type supported: QASYMM8. |
| * @param[in] b Second input tensor (Matrix B). Data type supported: same as @p a |
| * @param[in] c Third input tensor (Matrix C). It can be a nullptr. Data type supported: S32 |
| * @param[out] output Output tensor. Data type supported: S32 or QASYMM8 if gemm_info.gemmlowp_output_stage != NONE |
| * @param[in] gemm_info (Optional) Specifies if the matrix A and/or matrix B have been reshaped and |
| * if the reshape of matrix B should be executed only for the first run |
| */ |
| void configure(const ICLTensor *a, const ICLTensor *b, const ICLTensor *c, ICLTensor *output, const GEMMInfo &gemm_info = GEMMInfo()); |
| /** Static function to check if given info will lead to a valid configuration of @ref CLGEMMLowpMatrixMultiplyCore |
| * |
| * @param[in] a First input tensor (Matrix A). Data type supported: QASYMM8. |
| * @param[in] b Second input tensor (Matrix B). Data type supported: same as @p a |
| * @param[in] c Third input tensor (Matrix C). It can be a nullptr. Data type supported: S32 |
| * @param[in] output Output tensor. Data type supported: S32 or QASYMM8 if gemm_info.gemmlowp_output_stage != NONE |
| * @param[in] gemm_info (Optional) Specifies if the matrix A and/or matrix B have been reshaped and |
| * if the reshape of matrix B should be executed only for the first run |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *a, const ITensorInfo *b, const ITensorInfo *c, const ITensorInfo *output, const GEMMInfo &gemm_info = GEMMInfo()); |
| |
| // Inherited methods overridden: |
| void run() override; |
| void prepare() override; |
| |
| private: |
| CLMemoryGroup _memory_group; |
| CLGEMMLowpMatrixMultiplyKernel _mm_kernel; |
| CLGEMMLowpMatrixMultiplyReshapedKernel _mm_reshaped_kernel; |
| CLGEMMReshapeLHSMatrixKernel _mtx_a_reshape_kernel; |
| CLGEMMReshapeRHSMatrixKernel _mtx_b_reshape_kernel; |
| CLGEMMLowpMatrixAReductionKernel _mtx_a_reduction_kernel; |
| CLGEMMLowpMatrixBReductionKernel _mtx_b_reduction_kernel; |
| CLGEMMLowpOffsetContributionKernel _offset_contribution_kernel; |
| CLGEMMLowpOffsetContributionOutputStageKernel _offset_contribution_output_stage_kernel; |
| CLTensor _vector_sum_col; |
| CLTensor _vector_sum_row; |
| CLTensor _tmp_a; |
| CLTensor _tmp_b; |
| CLTensor _mm_result_s32; |
| const ICLTensor *_original_b; |
| int32_t _a_offset; |
| int32_t _b_offset; |
| bool _is_gemm_reshaped; |
| bool _reshape_b_only_on_first_run; |
| bool _is_prepared; |
| bool _fuse_output_stage; |
| }; |
| } |
| #endif /*__ARM_COMPUTE_CLGEMMLOWPMATRIXMULTIPLYCORE_H__ */ |