diff options
Diffstat (limited to 'arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h')
| -rw-r--r-- | arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h b/arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h deleted file mode 100644 index 641f88ee5f..0000000000 --- a/arm_compute/core/NEON/kernels/assembly/NEGEMMInterleavedMatrixMultiplyWrapper.h +++ /dev/null @@ -1,233 +0,0 @@ -/* - * 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_NEGEMMINTERLEAVEDMATRIXMULTIPLYWRAPPER_H__ -#define __ARM_COMPUTE_NEGEMMINTERLEAVEDMATRIXMULTIPLYWRAPPER_H__ - -#include "arm_compute/core/NEON/kernels/assembly/Helpers.h" - -#include "arm_compute/core/Helpers.h" -#include "arm_compute/core/ITensor.h" -#include "arm_compute/core/NEON/kernels/assembly/INEGEMMWrapperKernel.h" -#include "arm_compute/core/Utils.h" -#include "arm_compute/core/Validate.h" -#include "arm_compute/core/Window.h" -#include "arm_compute/core/WindowIterator.h" - -namespace arm_compute -{ -class ITensor; - -/** Unit of work for @ref NEGEMMInterleavedMatrixMultiplyWrapper to process */ -struct MatrixMultiplyWorkload -{ - /** Constructor - * - * @param[in] offset_transformed_b Offset from the start of transformed_b's allocation. - * @param[in] x0 First value to process along the X dimension (N). - * @param[in] xmax Last value to process along the X dimension (N). - * @param[in] k0 First value to process along the K dimension. - * @param[in] kmax Last value to process along the K dimension. - * @param[in] multi Multi index. - * @param[in] kern_k Number of elements along K actually processed by the kernel. - * @param[in] bblocks Number of x_block processed by the kernel. - */ - MatrixMultiplyWorkload(unsigned int offset_transformed_b, unsigned int x0, unsigned int xmax, unsigned int k0, unsigned int kmax, unsigned int multi, int kern_k, int bblocks) - : _offset_transformed_b(offset_transformed_b), _x0(x0), _xmax(xmax), _k0(k0), _kmax(kmax), _multi(multi), _kern_k(kern_k), _bblocks(bblocks) - { - } - unsigned int _offset_transformed_b; /**< Offset from the start of transformed_b's allocation.*/ - unsigned int _x0; /**< First value to process along the X dimension (N). */ - unsigned int _xmax; /**< Last value to process along the X dimension (N). */ - unsigned int _k0; /**< First value to process along the K dimension. */ - unsigned int _kmax; /**< Last value to process along the K dimension. */ - unsigned int _multi; /**< Multi index. */ - int _kern_k; /**< Number of elements along K actually processed by the kernel. */ - int _bblocks; /**< Number of x_block processed by the kernel. */ -}; - -/** Common interface for the templated wrappers around the matrix multiply NEON assembly implementations */ -class NEGEMMInterleavedMatrixMultiplyWrapper -{ -public: - /** Transform the block at the given coordinates - * - * @param[in] wl Workload to process. - * @param[in] info Information about the current thread. - * @param[in] batch_window Window containing iteration information for the M and batch dimensions. - * @param[in] start_offset Offset relative to the beginning of batch_window to start the processing from. - * @param[in] end_offset Offset relative to the beginning of batch_window to stop the processing. - */ - virtual void transform(const MatrixMultiplyWorkload &wl, const ThreadInfo &info, const Window &batch_window, const Coordinates &start_offset, const Coordinates &end_offset) = 0; - /** Generate an array of workloads - * - * @param[out] workloads Container to store the generated workloads. - */ - virtual void create_workloads(std::vector<MatrixMultiplyWorkload> &workloads) = 0; - /** Default destructor */ - virtual ~NEGEMMInterleavedMatrixMultiplyWrapper() = default; -}; - -/** Equivalent to arm_gemm::GemmInterleaved's strategy::kernel() but using Compute Library types. */ -template <typename strategy> -class NEGEMMInterleavedMatrixMultiplyWrapperTemplate : public NEGEMMInterleavedMatrixMultiplyWrapper -{ -public: - /** Configure the matrix multiplication: C = alpha * A * B + beta * C - * - * @param[in] prepared_a Already reshaped matrix A. - * @param[in] transformed_b Already reshaped matrix B. - * @param[out] tmp_c Temporary buffer to be used to store intermediate results. - * @param[in,out] c Result matrix C. - * @param[in] block_walker Window containing iteration information for the M and batch dimensions. - * @param[in] block_sizes Block sizes to use for the matrix multiplication (A & B must have been reshaped using these same block sizes). - * @param[in] params M, N, K sizes. - * @param[in] gemm_info GEMM meta-data - * @param[in] alpha Alpha value - * @param[in] beta Beta value - * @param[in] max_num_threads Maximum number of threads that might be used for the calculations. - */ - void configure(const ITensor *prepared_a, const ITensor *transformed_b, ITensor *tmp_c, ITensor *c, const Window &block_walker, const BlockSizes &block_sizes, - const INEGEMMWrapperKernel::Params ¶ms, const GEMMInfo &gemm_info, float alpha, float beta, unsigned int max_num_threads) - { - _prepared_a = prepared_a; - _transformed_b = transformed_b; - _tmp_c = tmp_c; - _c = c; - _block_walker = block_walker; - _block_sizes = block_sizes; - _params = params; - _b_is_pretransposed = gemm_info.pretranpose_B(); - _reinterpret_c_as_3d = gemm_info.depth_output_gemm3d() != 0; - _alpha = alpha; - _beta = beta; - - auto_init_if_empty(*_tmp_c->info(), c->info()->clone()->set_tensor_shape(TensorShape{ _block_sizes.x_block * strategy::out_height(), max_num_threads })); - } - - // Inherited methods overridden: - void transform(const MatrixMultiplyWorkload &wl, const ThreadInfo &info, const Window &batch_window, const Coordinates &start_offset, const Coordinates &end_offset) override - { - strategy strat(info.cpu_info); - TensorAccessor<typename strategy::operand_type> prepared_a(*_prepared_a); - TensorAccessor<typename strategy::operand_type> transformed_b(*_transformed_b); - TensorAccessor<typename strategy::result_type> c(*_c); - TensorAccessor<typename strategy::result_type> tmp_c(*_tmp_c); - - // Handle 3d output re-interpretation - if(_reinterpret_c_as_3d) - { - Strides c_strides_as_3d = _c->info()->strides_in_bytes(); - c_strides_as_3d.remove(Window::DimZ); - c.set_strides(c_strides_as_3d); - } - - int prev_batch = -1; - typename strategy::operand_type *a_ptr = nullptr; - auto window_iterator = arm_compute::create_window_iterator(batch_window, start_offset, end_offset, [&](const Coordinates & id) - { - const unsigned int y = id.x(); - const unsigned int batch = id.y(); - const unsigned int ymax = std::min(_params.M, y + strategy::out_height()); - - // If it's the first block of a new batch then reset the pointer to A. - if(prev_batch != static_cast<int>(batch)) - { - const unsigned int first_m = id.x(); - a_ptr = prepared_a(0, first_m, batch); - prev_batch = batch; - } - - // Call matrix multiply assembly routine to process the block: - strat.kernel(a_ptr, transformed_b(wl._offset_transformed_b), tmp_c(0, info.thread_id), 1, wl._bblocks, wl._kern_k); - a_ptr += strategy::out_height() * wl._kern_k; - - // Merge the result with the other blocks' results: - strat.transforms.Merge(c(0, 0, batch, wl._multi), tmp_c(0, info.thread_id), c.stride(1), y, ymax, wl._x0, wl._xmax, _alpha, (wl._k0 == 0 ? _beta : static_cast<typename strategy::result_type>(1))); - }); - auto on_new_row_size = [&](unsigned int, unsigned int) - { - //Nothing to do - }; - window_iterator.iterate_2D(on_new_row_size); - } - void create_workloads(std::vector<MatrixMultiplyWorkload> &workloads) override - { - unsigned int offset_transformed_b = 0; - unsigned int wl_index = 0; - unsigned int num_buffers = 0, reshaped_block_size = 0; - - if(!_b_is_pretransposed) - { - num_buffers = _transformed_b->info()->tensor_shape()[1]; - reshaped_block_size = _transformed_b->info()->tensor_shape()[0]; - } - execute_window_loop(_block_walker, [&](const Coordinates & id) - { - const unsigned int x0 = id.x(); - const unsigned int k0 = id.y(); - const unsigned int multi = id.z(); - - const unsigned int xmax = std::min(x0 + _block_walker.x().step(), _params.N); - const unsigned int kmax = std::min(k0 + _block_walker.y().step(), _params.K); - - // Figure out how many "K" the kernel will actually process. - const int kern_k = ceil_to_multiple(kmax - k0, strategy::k_unroll()); - const int bblocks = DIV_CEIL(xmax - x0, strategy::out_width()); - - workloads.push_back(MatrixMultiplyWorkload(offset_transformed_b, x0, xmax, k0, kmax, multi, kern_k, bblocks)); - - if(_b_is_pretransposed) - { - offset_transformed_b += bblocks * strategy::out_width() * kern_k; - } - else - { - // Rotate through the BufferManager's buffers: - wl_index++; - offset_transformed_b = (wl_index % num_buffers) * reshaped_block_size; - } - }); - } - -private: - const ITensor *_prepared_a - { - nullptr - }; - const ITensor *_transformed_b{ nullptr }; - ITensor *_tmp_c{ nullptr }; - ITensor *_c{ nullptr }; - unsigned int _Nsize{ 0 }; - unsigned int _Ksize{ 0 }; - bool _transpose_b{ false }; - BlockSizes _block_sizes{}; - INEGEMMWrapperKernel::Params _params{}; - Window _block_walker{}; - bool _b_is_pretransposed{ false }; - bool _reinterpret_c_as_3d{ false }; - typename strategy::result_type _alpha{}; - typename strategy::result_type _beta{}; -}; -} // namespace arm_compute -#endif /* __ARM_COMPUTE_NEGEMMINTERLEAVEDMATRIXMULTIPLYWRAPPER_H__ */ |