1 /* 2 * Copyright (c) 2017-2019 Arm Limited. 3 * 4 * SPDX-License-Identifier: MIT 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to 8 * deal in the Software without restriction, including without limitation the 9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 #ifndef ARM_COMPUTE_GCGEMMINTERLEAVE4X4KERNEL_H 25 #define ARM_COMPUTE_GCGEMMINTERLEAVE4X4KERNEL_H 26 27 #include "arm_compute/core/GLES_COMPUTE/IGCKernel.h" 28 29 namespace arm_compute 30 { 31 class IGCTensor; 32 33 /** OpenGL ES kernel which interleaves the elements of a matrix A in chunk of 4x4 34 * 35 * This function puts the values in a 4x4 block of Matrix A on the same row (Interleaved values) 36 * 37 * @f[ 38 * \left( \begin{array}{cccc} 39 * a00 & a01 & a02 & a03 \\ 40 * a10 & a11 & a12 & a13 \\ 41 * a20 & a21 & a22 & a23 \\ 42 * a30 & a31 & a32 & a33 \\ 43 * \end{array} \right) 44 * \rightarrow 45 * \left( \begin{array}{ccccccccccccccccc} 46 * a00 & a10 & a20 & a30 & a01 & a11 & a21 & a31 & a02 & a12 & a22 & a32 & a03 & a13 & a23 & a33 \\ 47 * \end{array} \right) 48 * @f] 49 * 50 * After this operation, the output matrix will have the following shape: [ height * 4, ceil(width / 4.0f) ] 51 */ 52 class GCGEMMInterleave4x4Kernel : public IGCKernel 53 { 54 public: 55 /** Default constructor */ 56 GCGEMMInterleave4x4Kernel(); 57 /** Prevent instances of this class from being copied (As this class contains pointers) */ 58 GCGEMMInterleave4x4Kernel(const GCGEMMInterleave4x4Kernel &) = delete; 59 /** Prevent instances of this class from being copied (As this class contains pointers) */ 60 GCGEMMInterleave4x4Kernel &operator=(const GCGEMMInterleave4x4Kernel &) = delete; 61 /** Allow instances of this class to be moved */ 62 GCGEMMInterleave4x4Kernel(GCGEMMInterleave4x4Kernel &&) = default; 63 /** Allow instances of this class to be moved */ 64 GCGEMMInterleave4x4Kernel &operator=(GCGEMMInterleave4x4Kernel &&) = default; 65 /** Initialise the kernel's input and output. 66 * 67 * @param[in] input Input tensor. Data types supported: F16, F32 68 * @param[out] output Output tensor. Data type supported: same as @p input 69 */ 70 void configure(const IGCTensor *input, IGCTensor *output); 71 72 // Inherited methods overridden 73 void run(const Window &window) override; 74 75 private: 76 const IGCTensor *_input; 77 IGCTensor *_output; 78 }; 79 } 80 #endif /* ARM_COMPUTE_GCGEMMINTERLEAVE4X4KERNEL_H */ 81