| /* |
| * Copyright (c) 2017-2021 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_NEGEMMLOWPMATRIXMULTIPLYCORE_H |
| #define ARM_COMPUTE_NEGEMMLOWPMATRIXMULTIPLYCORE_H |
| |
| #include "arm_compute/core/Types.h" |
| #include "arm_compute/runtime/IFunction.h" |
| #include "arm_compute/runtime/IMemoryManager.h" |
| #include "arm_compute/runtime/IWeightsManager.h" |
| |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| class ITensorInfo; |
| |
| /** Function to run Gemm on quantized types. |
| * |
| * This function calls the following: |
| * |
| * -# @ref cpu::CpuGemmLowpMatrixMultiplyCore |
| */ |
| class NEGEMMLowpMatrixMultiplyCore : public IFunction |
| { |
| public: |
| /** Constructor */ |
| NEGEMMLowpMatrixMultiplyCore(std::shared_ptr<IMemoryManager> memory_manager = nullptr, IWeightsManager *weights_manager = nullptr); |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NEGEMMLowpMatrixMultiplyCore(const NEGEMMLowpMatrixMultiplyCore &) = delete; |
| /** Default move constructor */ |
| NEGEMMLowpMatrixMultiplyCore(NEGEMMLowpMatrixMultiplyCore &&) = default; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NEGEMMLowpMatrixMultiplyCore &operator=(const NEGEMMLowpMatrixMultiplyCore &) = delete; |
| /** Default move assignment operator */ |
| NEGEMMLowpMatrixMultiplyCore &operator=(NEGEMMLowpMatrixMultiplyCore &&) = default; |
| /** Default destructor */ |
| ~NEGEMMLowpMatrixMultiplyCore(); |
| /** Initialise the kernel's inputs, output |
| * |
| * Valid data layouts: |
| * - NHWC |
| * - NCHW |
| * |
| * Valid data type configurations: |
| * |src0 |src1 |src2 |dst | |
| * |:--------------|:------------------|:--------|:--------------| |
| * |QASYMM8 |QASYMM8 |S32 |QASYMM8 | |
| * |QASYMM8 |QSYMM8_PER_CHANNEL |S32 |QASYMM8 | |
| * |QASYMM8 |QSYMM8 |S32 |QASYMM8 | |
| * |QASYMM8 |QASYMM8 |S32 |S32 | |
| * |QASYMM8 |QSYMM8_PER_CHANNEL |S32 |S32 | |
| * |QASYMM8 |QSYMM8 |S32 |S32 | |
| * |QASYMM8_SIGNED |QASYMM8_SIGNED |S32 |QASYMM8_SIGNED | |
| * |QASYMM8_SIGNED |QSYMM8_PER_CHANNEL |S32 |QASYMM8_SIGNED | |
| * |QASYMM8_SIGNED |QSYMM8 |S32 |QASYMM8_SIGNED | |
| * |QASYMM8_SIGNED |QASYMM8_SIGNED |S32 |S32 | |
| * |QASYMM8_SIGNED |QSYMM8_PER_CHANNEL |S32 |S32 | |
| * |QASYMM8_SIGNED |QSYMM8 |S32 |S32 | |
| * |
| * @note GEMM_LOWP: low precision GEMM kernel |
| * 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 add b_offset to each of them. |
| * -# Compute the matrix product of the resulting a * b in int32. |
| * |
| * @note The @p output type is S32 if @p gemm_info.type == GEMMLowpOutputStageType::NONE. It is QASYMM8/QASYMM8_SIGNED otherwise |
| * |
| * @param[in] a First input tensor (Matrix A). Data type supported: QASYMM8/QASYMM8_SIGNED. |
| * @param[in] b Second input tensor (Matrix B). Data type supported: QASYMM8/QASYMM8_SIGNED/QSYMM8/QSYMM8_PER_CHANNEL. |
| * @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: Data type supported: S32/QASYMM8/QASYMM8_SIGNED |
| * @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 ITensor *a, const ITensor *b, const ITensor *c, ITensor *output, const GEMMInfo &gemm_info = GEMMInfo()); |
| /** Static function to check if given info will lead to a valid configuration of @ref NEGEMMLowpMatrixMultiplyCore |
| * |
| * Similar to @ref NEGEMMLowpMatrixMultiplyCore::configure() |
| * |
| * @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: |
| struct Impl; |
| std::unique_ptr<Impl> _impl; |
| }; |
| } // namespace arm_compute |
| #endif /*ARM_COMPUTE_NEGEMMLOWPMATRIXMULTIPLYCORE_H */ |