| /* |
| * Copyright (c) 2018-2019 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_ASSEMBLY_GEMM_KERNEL_WRAPPER_KERNEL_H__ |
| #define __ARM_COMPUTE_ASSEMBLY_GEMM_KERNEL_WRAPPER_KERNEL_H__ |
| |
| #include "arm_compute/core/NEON/INEKernel.h" |
| #include "arm_compute/core/Utils.h" |
| #include "arm_compute/core/Validate.h" |
| |
| #include "gemm_common.hpp" |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| |
| /** This class is a wrapper for the assembly kernels. |
| * |
| * Some kernels were written in assembly and highly optimised for specific CPUs like A53 or A55. |
| * This class works as a wrapper for these assembly kernels. The arm compute library creates an instance |
| * of NEGEMMAssemblyWrapperKernel and other auxiliary data structures to execute a single assembly kernel |
| * in the context of an NEFunctions. |
| * |
| * The type T is the type of the actual kernel implemented in assembly which is of type |
| * template<typename To, typename Tr> class GemmCommon |
| * |
| * |
| */ |
| template <typename TypeInput, typename TypeOutput> |
| class NEGEMMAssemblyWrapperKernel final : public INEKernel |
| { |
| public: |
| /** Constructor |
| */ |
| NEGEMMAssemblyWrapperKernel() |
| : _kernel(nullptr), _kernel_name_tag() |
| { |
| } |
| |
| NEGEMMAssemblyWrapperKernel(NEGEMMAssemblyWrapperKernel &) = delete; |
| NEGEMMAssemblyWrapperKernel(NEGEMMAssemblyWrapperKernel &&) = default; |
| NEGEMMAssemblyWrapperKernel &operator=(NEGEMMAssemblyWrapperKernel &) = delete; |
| |
| const char *name() const override |
| { |
| std::string name = "NEGEMMAssemblyWrapperKernel"; |
| if(!_kernel_name_tag.empty()) |
| { |
| name += "/" + _kernel_name_tag; |
| } |
| return name.c_str(); |
| } |
| // Inherited methods overridden: |
| void run(const Window &window, const ThreadInfo &info) override |
| { |
| ARM_COMPUTE_ERROR_ON_NULLPTR((reinterpret_cast<void *>(_kernel))); |
| ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| auto first = window.x().start(); |
| auto last = window.x().end(); |
| _kernel->execute(first, last, info.thread_id); |
| } |
| /** Initialise the kernel's input and output. |
| * |
| * @param[in] kernel Pointer to an assembly kernel implementation. |
| * @param[in] num_threads Number of concurrent threads which will execute the kernel. |
| */ |
| void configure(arm_gemm::GemmCommon<TypeInput, TypeOutput> *kernel, std::string kernel_name_tag) |
| { |
| ARM_COMPUTE_ERROR_ON_NULLPTR((reinterpret_cast<void *>(kernel))); |
| _kernel = kernel; |
| _kernel_name_tag = kernel_name_tag; |
| auto win_last = _kernel->get_window_size(); |
| Window win; |
| win.set(Window::DimX, Window::Dimension(0, win_last, 1)); |
| INEKernel::configure(win); |
| } |
| |
| private: |
| arm_gemm::GemmCommon<TypeInput, TypeOutput> *_kernel; |
| std::string _kernel_name_tag; |
| }; |
| } // namespace arm_compute |
| #endif /* __ARM_COMPUTE_ASSEMBLY_GEMM_KERNEL_WRAPPER_KERNEL_H__ */ |