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Diffstat (limited to 'arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h')
-rw-r--r-- | arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h b/arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h new file mode 100644 index 0000000000..46a05abcdb --- /dev/null +++ b/arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h @@ -0,0 +1,132 @@ +/* + * 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_NEGEMMINTERLEAVEDMATRIXMULTIPLYWRAPPER_H__ +#define __ARM_COMPUTE_NEGEMMINTERLEAVEDMATRIXMULTIPLYWRAPPER_H__ + +#include "arm_compute/core/NEON/kernels/assembly/Helpers.h" + +#include "arm_compute/core/NEON/kernels/assembly/INEGEMMWrapperKernel.h" +#include "arm_compute/core/Window.h" + +namespace arm_compute +{ +class ITensor; + +/** Unit of work for @ref NEGEMMInterleavedMatrixMultiplyWrapper to process */ +struct MatrixMultiplyWorkload +{ + /** Constructor + * + * @param[in] offset_transformed_b Offset from the start of transformed_b's allocation. + * @param[in] x0 First value to process along the X dimension (N). + * @param[in] xmax Last value to process along the X dimension (N). + * @param[in] k0 First value to process along the K dimension. + * @param[in] kmax Last value to process along the K dimension. + * @param[in] multi Multi index. + * @param[in] kern_k Number of elements along K actually processed by the kernel. + * @param[in] bblocks Number of x_block processed by the kernel. + */ + MatrixMultiplyWorkload(unsigned int offset_transformed_b, unsigned int x0, unsigned int xmax, unsigned int k0, unsigned int kmax, unsigned int multi, int kern_k, int bblocks) + : _offset_transformed_b(offset_transformed_b), _x0(x0), _xmax(xmax), _k0(k0), _kmax(kmax), _multi(multi), _kern_k(kern_k), _bblocks(bblocks) + { + } + unsigned int _offset_transformed_b; /**< Offset from the start of transformed_b's allocation.*/ + unsigned int _x0; /**< First value to process along the X dimension (N). */ + unsigned int _xmax; /**< Last value to process along the X dimension (N). */ + unsigned int _k0; /**< First value to process along the K dimension. */ + unsigned int _kmax; /**< Last value to process along the K dimension. */ + unsigned int _multi; /**< Multi index. */ + int _kern_k; /**< Number of elements along K actually processed by the kernel. */ + int _bblocks; /**< Number of x_block processed by the kernel. */ +}; + +/** Common interface for the templated wrappers around the matrix multiply NEON assembly implementations */ +class NEGEMMInterleavedMatrixMultiplyWrapper +{ +public: + /** Transform the block at the given coordinates + * + * @param[in] wl Workload to process. + * @param[in] info Information about the current thread. + * @param[in] batch_window Window containing iteration information for the M and batch dimensions. + * @param[in] start_offset Offset relative to the beginning of batch_window to start the processing from. + * @param[in] end_offset Offset relative to the beginning of batch_window to stop the processing. + */ + virtual void transform(const MatrixMultiplyWorkload &wl, const ThreadInfo &info, const Window &batch_window, const Coordinates &start_offset, const Coordinates &end_offset) = 0; + /** Generate an array of workloads + * + * @param[out] workloads Container to store the generated workloads. + */ + virtual void create_workloads(std::vector<MatrixMultiplyWorkload> &workloads) = 0; + /** Default destructor */ + virtual ~NEGEMMInterleavedMatrixMultiplyWrapper() = default; +}; + +/** Equivalent to arm_gemm::GemmInterleaved's strategy::kernel() but using Compute Library types. */ +template <typename To, typename Tr, bool use_dot = false> +class NEGEMMInterleavedMatrixMultiplyWrapperTemplate : public NEGEMMInterleavedMatrixMultiplyWrapper +{ +public: + /** Configure the matrix multiplication: C = alpha * A * B + beta * C + * + * @param[in] prepared_a Already reshaped matrix A. + * @param[in] transformed_b Already reshaped matrix B. + * @param[out] tmp_c Temporary buffer to be used to store intermediate results. + * @param[in,out] c Result matrix C. + * @param[in] batch_window Window containing iteration information for the M and batch dimensions. + * @param[in] block_sizes Block sizes to use for the matrix multiplication (A & B must have been reshaped using these same block sizes). + * @param[in] params M, N, K sizes. + * @param[in] is_pretransposed Is B also pretransposed ? + * @param[in] alpha Alpha value + * @param[in] beta Beta value + * @param[in] max_num_threads Maximum number of threads that might be used for the calculations. + */ + void configure(const ITensor *prepared_a, const ITensor *transformed_b, ITensor *tmp_c, ITensor *c, const Window &batch_window, const BlockSizes &block_sizes, + const INEGEMMWrapperKernel::Params ¶ms, bool b_is_pretransposed, float alpha, float beta, unsigned int max_num_threads); + + // Inherited methods overridden: + void transform(const MatrixMultiplyWorkload &wl, const ThreadInfo &info, const Window &batch_window, const Coordinates &start_offset, const Coordinates &end_offset) override; + void create_workloads(std::vector<MatrixMultiplyWorkload> &workloads) override; + +private: + const ITensor *_prepared_a + { + nullptr + }; + const ITensor *_transformed_b{ nullptr }; + ITensor *_tmp_c{ nullptr }; + ITensor *_c{ nullptr }; + unsigned int _Nsize{ 0 }; + unsigned int _Ksize{ 0 }; + bool _transpose_b{ false }; + BlockSizes _block_sizes{}; + INEGEMMWrapperKernel::Params _params{}; + Window _block_walker{}; + bool _b_is_pretransposed{ false }; + Tr _alpha{}; + Tr _beta{}; +}; + +} // namespace arm_compute +#endif /* __ARM_COMPUTE_NEGEMMINTERLEAVEDMATRIXMULTIPLYWRAPPER_H__ */ |