From ebcebf1dee7f8314976b1e0cabd62b4cf893d765 Mon Sep 17 00:00:00 2001 From: Michalis Spyrou Date: Wed, 21 Oct 2020 00:04:14 +0100 Subject: COMPMID-3638: Move NEON kernels Signed-off-by: Michalis Spyrou Change-Id: Ieed3e4bc8be7fef80c90c5094599b477a56fc473 Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4285 Comments-Addressed: Arm Jenkins Reviewed-by: Georgios Pinitas Tested-by: Arm Jenkins --- .../kernels/NEGEMMLowpOffsetContributionKernel.h | 105 +++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 src/core/NEON/kernels/NEGEMMLowpOffsetContributionKernel.h (limited to 'src/core/NEON/kernels/NEGEMMLowpOffsetContributionKernel.h') diff --git a/src/core/NEON/kernels/NEGEMMLowpOffsetContributionKernel.h b/src/core/NEON/kernels/NEGEMMLowpOffsetContributionKernel.h new file mode 100644 index 0000000000..0f37e584b9 --- /dev/null +++ b/src/core/NEON/kernels/NEGEMMLowpOffsetContributionKernel.h @@ -0,0 +1,105 @@ +/* + * Copyright (c) 2017-2020 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_NEGEMMLOWPOFFSETCONTRIBUTIONKERNEL_H +#define ARM_COMPUTE_NEGEMMLOWPOFFSETCONTRIBUTIONKERNEL_H + +#include "src/core/NEON/INEKernel.h" + +namespace arm_compute +{ +class ITensor; + +/** NEON kernel used to add the offset contribution after @ref NEGEMMLowpMatrixMultiplyKernel. The computation is performed in-place + * + * This kernel takes a final int32 accumulator value (the output of @ref NEGEMMLowpMatrixMultiplyKernel), + * and adds to it the offset contribution of matrix A and matrix B in-place. + * + * The final result is: + * + * mm_result[i][k] = mm_result[i][k] + + * (vector_sum_col[k] * a_offset) + + * (vector_sum_row[i] * b_offset) + + * (a_offset * b_offset * k) + * + */ +class NEGEMMLowpOffsetContributionKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NEGEMMLowpOffsetContributionKernel"; + } + /** Constructor */ + NEGEMMLowpOffsetContributionKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers)*/ + NEGEMMLowpOffsetContributionKernel(const NEGEMMLowpOffsetContributionKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers)*/ + NEGEMMLowpOffsetContributionKernel &operator=(const NEGEMMLowpOffsetContributionKernel &) = delete; + /** Allow instances of this class to be moved */ + NEGEMMLowpOffsetContributionKernel(NEGEMMLowpOffsetContributionKernel &&) = default; + /** Allow instances of this class to be moved */ + NEGEMMLowpOffsetContributionKernel &operator=(NEGEMMLowpOffsetContributionKernel &&) = default; + /** Default destructor */ + ~NEGEMMLowpOffsetContributionKernel() = default; + /** Initialise the kernel's input and output. + * + * @param[in, out] mm_result Input tensor containing the result of @ref NEGEMMLowpMatrixMultiplyKernel. Data type supported: S32 + * @param[in] vector_sum_col Input row-vector of sums of all the entries in each column of matrix B. + * Note: vector_sum_col can be a nullptr in case a_offset = 0. Data type supported: same as @p mm_result + * @param[in] vector_sum_row Input row-vector of sums of all the entries in each row of matrix A. + * Note: vector_sum_row can be a nullptr in case b_offset = 0. Data type supported: same as @p mm_result + * @param[in] k Number of matrix A columns or Matrix B rows + * @param[in] a_offset Offset to be added to each element of the matrix A. + * @param[in] b_offset Offset to be added to each element of the matrix B. + */ + void configure(ITensor *mm_result, const ITensor *vector_sum_col, const ITensor *vector_sum_row, int32_t k, int32_t a_offset, int32_t b_offset); + /** Static function to check if given info will lead to a valid configuration of @ref NEGEMMLowpOffsetContributionKernel + * + * @param[in] mm_result Input tensor containing the result of @ref NEGEMMLowpMatrixMultiplyKernel. Data type supported: S32 + * @param[in] vector_sum_col Input row-vector of sums of all the entries in each column of matrix B. + * Note: vector_sum_col can be a nullptr in case a_offset = 0. Data type supported: same as @p mm_result + * @param[in] vector_sum_row Input row-vector of sums of all the entries in each row of matrix A. + * Note: vector_sum_row can be a nullptr in case b_offset = 0. Data type supported: same as @p mm_result + * @param[in] a_offset Offset to be added to each element of the matrix A. + * @param[in] b_offset Offset to be added to each element of the matrix B. + * + * @return a status + */ + static Status validate(const ITensorInfo *mm_result, const ITensorInfo *vector_sum_col, const ITensorInfo *vector_sum_row, int32_t a_offset, int32_t b_offset); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + +private: + const ITensor *_vector_sum_col; + const ITensor *_vector_sum_row; + ITensor *_mm_result; + int32_t _a_offset; + int32_t _b_offset; + int32_t _k_offset; + bool _slide_vector_sum_col; +}; +} // namespace arm_compute + +#endif /* ARM_COMPUTE_NEGEMMLOWPOFFSETCONTRIBUTIONKERNEL_H */ -- cgit v1.2.1