| /* |
| * 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_NEGEMMINTERLEAVEDWRAPPER_H__ |
| #define __ARM_COMPUTE_NEGEMMINTERLEAVEDWRAPPER_H__ |
| |
| #include "arm_compute/core/NEON/kernels/assembly/Helpers.h" |
| #include "arm_compute/core/NEON/kernels/assembly/INEGEMMWrapperKernel.h" |
| #include "arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h" |
| #include "arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedPrepareBWrapperKernel.h" |
| #include "arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedTransformAWrapper.h" |
| #include "arm_compute/runtime/IFunction.h" |
| #include "arm_compute/runtime/IMemoryManager.h" |
| #include "arm_compute/runtime/IScheduler.h" |
| #include "arm_compute/runtime/MemoryGroup.h" |
| #include "arm_compute/runtime/Tensor.h" |
| |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| // Forward declarations |
| class ITensor; |
| |
| /** Buffer manager used when reshaping B on the fly |
| * |
| * The typical workflow is: |
| * - lock_to_reshape_if_needed() |
| * - If the previous lock was successful: mark_as_reshaped() |
| * - wait_for_reshaping() wait for the reshaping to be complete |
| * - mark_as_unused() once the thread is done using this given buffer. |
| * |
| * Calls for different indices might be interleaved, however the calls for a given index must always be in that order. |
| */ |
| class IBufferManager |
| { |
| public: |
| /** Lock a buffer for the given index if it's available else return |
| * |
| * @param[in] index Index of the buffer to lock |
| * |
| * @return True if the buffer has been successfully locked, false if it's already reshaped / being reshaped. |
| */ |
| virtual bool lock_to_reshape_if_needed(unsigned int index) = 0; |
| /** Mark a buffer previously locked as reshaped |
| * |
| * @pre The thread calling this function must have locked the given buffer through lock_to_reshape_if_needed() |
| * |
| * @param[in] index Index of the buffer to mark as reshaped |
| */ |
| virtual void mark_as_reshaped(unsigned int index) = 0; |
| /** Block until the given buffer is marked as reshaped |
| * |
| * @param[in] index Index of the buffer |
| */ |
| virtual void wait_for_reshaping(unsigned int index) = 0; |
| /** Mark a reshaped buffer as unused |
| * |
| * Once all the users have marked a buffer as unused then it goes back to being free |
| */ |
| virtual void mark_as_unused(unsigned int index) = 0; |
| |
| /** Number of buffers used internally |
| * |
| * @return The number of buffers used by the manager. |
| */ |
| virtual unsigned int num_buffers() const = 0; |
| /** Default destructor */ |
| virtual ~IBufferManager() = default; |
| }; |
| |
| /** Equivalent to arm_gemm::GemmInterleaved but using Compute Library types. |
| */ |
| class NEGEMMInterleavedWrapper : public IFunction |
| { |
| public: |
| NEGEMMInterleavedWrapper(std::shared_ptr<IMemoryManager> memory_manager = nullptr); |
| ~NEGEMMInterleavedWrapper() = default; |
| |
| NEGEMMInterleavedWrapper(const NEGEMMInterleavedWrapper &) = delete; |
| NEGEMMInterleavedWrapper &operator=(const NEGEMMInterleavedWrapper &) = delete; |
| |
| /** Initialise the kernel's input and output. |
| * |
| * @note The input and output tensor must have the same dimensions |
| * |
| * @param[in] a Input tensor (Matrix A) |
| * @param[in] b Input tensor (Matrix B) |
| * @param[out] c Output tensor to store the result of matrix multiplication. Data type supported: same as @p input0. |
| * @param[in] alpha Scalar multiplier to apply to AB matrix product. |
| * @param[in] beta Scalar multiplier to apply to input C matrix before adding product. |
| * @param[in] pretranspose_b If true, pretranspose B once during the prepare() stage instead of on the fly every time. |
| */ |
| void configure(const ITensor *a, const ITensor *b, ITensor *c, float alpha, float beta, bool pretranspose_b); |
| |
| // Inherited methods overridden: |
| void run() override; |
| void prepare() override; |
| |
| private: |
| MemoryGroup _memory_group; |
| bool _is_prepared{ false }; |
| bool _pretranspose_b{ false }; |
| Window _block_walker{}; |
| Window _batch_window{}; |
| const ITensor *_a{ nullptr }; |
| const ITensor *_b{ nullptr }; |
| ITensor *_c{ nullptr }; |
| Tensor _transformed_b{}; |
| Tensor _transformed_a{}; |
| Tensor _tmp_c{}; |
| INEGEMMWrapperKernel::Params _params{}; |
| BlockSizes _block_sizes{}; |
| std::unique_ptr<NEGEMMInterleavedPrepareBWrapperKernel> _prepare_b{ nullptr }; |
| std::unique_ptr<NEGEMMInterleavedTransformAWrapper> _transform_a{ nullptr }; |
| std::unique_ptr<NEGEMMInterleavedMatrixMultiplyWrapper> _matrix_multiply{ nullptr }; |
| std::unique_ptr<IBufferManager> _buffer_manager{ nullptr }; |
| std::vector<TransformAWorkload> _a_workloads{}; |
| std::vector<PrepareBWorkload> _b_workloads{}; |
| std::vector<MatrixMultiplyWorkload> _mm_workloads{}; |
| std::vector<IScheduler::Workload> _workloads{}; |
| std::string _tag{}; |
| unsigned int _num_windows{ 1 }; |
| }; |
| } // namespace arm_compute |
| #endif /* __ARM_COMPUTE_NEGEMMINTERLEAVEDWRAPPER_H__ */ |