| /* |
| * Copyright (c) 2017 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_NEGEMMINTERLEAVEBLOCKEDKERNEL_H__ |
| #define __ARM_COMPUTE_NEGEMMINTERLEAVEBLOCKEDKERNEL_H__ |
| |
| #include "arm_compute/core/NEON/INESimpleKernel.h" |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| |
| /** NEON kernel to interleave the elements of a matrix |
| * |
| * Interleave_Blocked copies a block of values at a time instead of just one. The main use of this is the gemmlowp with the "dot product" |
| * instruction, where each operation consumes 4 values, so we need to copy blocks of 4 values. |
| * |
| */ |
| class NEGEMMInterleaveBlockedKernel : public INESimpleKernel |
| { |
| public: |
| /* Constructor */ |
| NEGEMMInterleaveBlockedKernel(); |
| /** Initialise the kernel's input and output. |
| * |
| * @param[in] input Input tensor. Data types supported: U8 |
| * @param[out] output Output tensor which stores the interleaved matrix. Data type supported: same as @p input. |
| * @param[in] block_height The height of the blocks to be interleaved. |
| * @param[in] block_width The width of the blocks to be interleaved. |
| * @param[in] transpose True if transpose operation must be performed, false otherwise. |
| */ |
| void configure(const ITensor *input, ITensor *output, unsigned int block_height, unsigned int block_width, bool transpose); |
| /** Static function to check if given info will lead to a valid configuration of @ref NEGEMMInterleaveBlockedKernel |
| * |
| * @param[in] input Input tensor. Data types supported: U8 |
| * @param[in] output Output tensor which stores the interleaved matrix. Data type supported: same as @p input. |
| * @param[in] block_height The height of the blocks to be interleaved. |
| * @param[in] block_width The width of the blocks to be interleaved. |
| * @param[in] transpose True if transpose operation must be performed, false otherwise. |
| * |
| * @return an error status |
| */ |
| Error validate(const ITensorInfo *input, const ITensorInfo *output, unsigned int block_height, unsigned int block_width, bool transpose); |
| |
| // Inherited methods overridden: |
| void run(const Window &window, const ThreadInfo &info) override; |
| |
| private: |
| unsigned int _block_height; |
| unsigned int _block_width; |
| bool _transpose; |
| }; |
| |
| } // namespace arm_compute |
| #endif /*__ARM_COMPUTE_NEGEMMINTERLEAVEBLOCKEDKERNEL_H__*/ |