| /* |
| * 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_CL_GEMM_MATRIXMULTIPLY_KERNEL_H |
| #define ARM_COMPUTE_CL_GEMM_MATRIXMULTIPLY_KERNEL_H |
| |
| #include "src/core/common/Macros.h" |
| #include "src/core/gpu/cl/ClCompileContext.h" |
| #include "src/core/gpu/cl/IClKernel.h" |
| |
| namespace arm_compute |
| { |
| namespace opencl |
| { |
| namespace kernels |
| { |
| /** OpenCL kernel to multiply two input matrices "A" and "B" and add a martix "C" if provided. All elements of the output matrix will be multiplied by alpha. In case matrix C is passed, it will be added to the previous result. |
| * For the matrix C, the broadcast addition is supported if the flag "broadcast_bias" is set in the GEMMReshapeInfo object |
| * |
| * @note If the input tensors @p src0 and @p src1 have been reshaped respectively with @ref ClGemmReshapeLhsMatrixKernel" and @ref ClGemmReshapeRhsMatrixKernel, |
| * the flag @p is_interleaved_transposed must be set to true |
| * |
| * @attention @p src1 tensor must have at least 2 dimensions (matrix) |
| */ |
| class ClGemmMatrixMultiplyKernel : public IClKernel |
| { |
| public: |
| ClGemmMatrixMultiplyKernel(); |
| ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(ClGemmMatrixMultiplyKernel); |
| /** Initialise the kernel's input, output and alpha |
| * |
| * @param[in] compile_context The compile context to be used. |
| * @param[in] src0 Input tensor containing the Matrix A. Data types supported: F16/F32 |
| * @param[in] src1 Input tensor containing the Matrix B. Data type supported: same as @p src0 |
| * @param[in] src2 Input tensor containing the Matrix C (bias). Can be nullptr. Data type supported: same as @p src0 |
| * @param[out] dst Output tensor to store the result of matrix multiplication. Data type supported: same as @p src0 |
| * @param[in] alpha Weight of the matrix product |
| * @param[in] beta (Optional) Weight of vector C. Default value is 0. Only beta = 1 is currently supported. |
| * @param[in] is_interleaved_transposed (Optional) True if input0 and input1 have been reshaped respectively using @ref ClGemmReshapeLhsMatrixKernel and @ref ClGemmReshapeRhsMatrixKernel |
| * @param[in] reshape_info (Optional) GEMM reshape info. If is_interleaved_transposed = true, this object must contain the information to understand how the matrix A and matrix B have been reshaped |
| * @param[in] fp_mixed_precision (Optional) Use wider accumulators (32 bit instead of 16 for FP16) to improve accuracy |
| * @param[in] activation_info (Optional) Activation to apply after the matrix multiplication |
| * |
| */ |
| void configure(const ClCompileContext &compile_context, ITensorInfo *src0, ITensorInfo *src1, ITensorInfo *src2, ITensorInfo *dst, float alpha, float beta = 0.f, |
| bool is_interleaved_transposed = true, const GEMMReshapeInfo &reshape_info = GEMMReshapeInfo(), bool fp_mixed_precision = false, const ActivationLayerInfo &activation_info = ActivationLayerInfo()); |
| /** Static function to check if given info will lead to a valid configuration |
| * |
| * Similar to @ref ClGemmMatrixMultiplyKernel::configure() |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *src0, const ITensorInfo *src1, const ITensorInfo *src2, const ITensorInfo *dst, float alpha, float beta, |
| bool is_interleaved_transposed, const GEMMReshapeInfo &reshape_info, GPUTarget gpu_target, bool fp_mixed_precision = false, const ActivationLayerInfo &activation_info = ActivationLayerInfo()); |
| |
| // Inherited methods overridden: |
| void run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) override; |
| |
| public: |
| bool _slide_matrix_b{ true }; |
| bool _reinterpret_input_as_3d{ false }; |
| bool _reinterpret_output_as_3d{ false }; |
| bool _add_bias{ false }; |
| }; |
| } // namespace kernels |
| } // namespace opencl |
| } // namespace arm_compute |
| #endif /* ARM_COMPUTE_CL_GEMM_MATRIXMULTIPLY_KERNEL_H */ |