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Diffstat (limited to 'src/core/cpu/kernels/CpuGemmInterleave4x4Kernel.h')
-rw-r--r-- | src/core/cpu/kernels/CpuGemmInterleave4x4Kernel.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/core/cpu/kernels/CpuGemmInterleave4x4Kernel.h b/src/core/cpu/kernels/CpuGemmInterleave4x4Kernel.h new file mode 100644 index 0000000000..94d88c7001 --- /dev/null +++ b/src/core/cpu/kernels/CpuGemmInterleave4x4Kernel.h @@ -0,0 +1,93 @@ +/* + * Copyright (c) 2016-2021 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_CPU_GEMM_INTERLEAVE4x4_KERNEL_H +#define ARM_COMPUTE_CPU_GEMM_INTERLEAVE4x4_KERNEL_H + +#include "src/core/common/Macros.h" +#include "src/core/cpu/ICpuKernel.h" + +namespace arm_compute +{ +namespace cpu +{ +namespace kernels +{ +/** Kernel to interleave the elements of a matrix + * + * This function puts the values in a 4x4 block of Matrix A on the same row (Interleaved values) + * + * @f[ + * \left( \begin{array}{cccc} + * a00 & a01 & a02 & a03 \\ + * a10 & a11 & a12 & a13 \\ + * a20 & a21 & a22 & a23 \\ + * a30 & a31 & a32 & a33 \\ + * \end{array} \right) + * \rightarrow + * \left( \begin{array}{ccccccccccccccccc} + * a00 & a10 & a20 & a30 & a01 & a11 & a21 & a31 & a02 & a12 & a22 & a32 & a03 & a13 & a23 & a33 \\ + * \end{array} \right) + * @f] + * + * After this operation, the dst matrix will have the following shape: [ height * 4, ceil(width / 4.0f) ] + */ +class CpuGemmInterleave4x4Kernel : public ICpuKernel +{ +public: + /** Default Constructor */ + CpuGemmInterleave4x4Kernel() = default; + ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuGemmInterleave4x4Kernel); + /** Initialise the kernel's src and dst. + * + * @param[in] src Input tensor info. Data types supported: All + * @param[out] dst Output tensor info which stores the interleaved matrix. Data type supported: same as @p src. + */ + void configure(const ITensorInfo *src, ITensorInfo *dst); + /** Static function to check if given info will lead to a valid configuration of @ref CpuGemmInterleave4x4Kernel + * + * Similar to @ref CpuGemmInterleave4x4Kernel::configure() + * + * @return a status + */ + static Status validate(const ITensorInfo *src, const ITensorInfo *dst); + + // Inherited methods overridden: + void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override; + const char *name() const override; + +private: + /** Common signature for all the specialised gemm interleave 4x4 functions + * + * @param[in] src Input tensor. Data types supported: uint32_t, uint16_t and uint8_t + * @param[out] dst Output tensor. Data types supported: uint32_t, uint16_t and uint8_t + * @param[in] window Region on which to execute the kernel. (Must be a valid region of the window returned by window()). + */ + using GEMMInterleaveFunctionPtr = void (*)(const ITensor *src, ITensor *dst, const Window &window); + + GEMMInterleaveFunctionPtr _func{ nullptr }; +}; +} // namespace kernels +} // namespace cpu +} // namespace arm_compute +#endif /*ARM_COMPUTE_CPU_GEMM_INTERLEAVE4x4_KERNEL_H*/ |