From 6ff3b19ee6120edf015fad8caab2991faa3070af Mon Sep 17 00:00:00 2001 From: Anthony Barbier Date: Mon, 4 Sep 2017 18:44:23 +0100 Subject: COMPMID-344 Updated doxygen Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae --- .../CL/kernels/CLGEMMLowpMatrixMultiplyKernel.cpp | 122 +++++++++++++++++++++ 1 file changed, 122 insertions(+) create mode 100644 src/core/CL/kernels/CLGEMMLowpMatrixMultiplyKernel.cpp (limited to 'src/core/CL/kernels/CLGEMMLowpMatrixMultiplyKernel.cpp') diff --git a/src/core/CL/kernels/CLGEMMLowpMatrixMultiplyKernel.cpp b/src/core/CL/kernels/CLGEMMLowpMatrixMultiplyKernel.cpp new file mode 100644 index 0000000000..c6e05b92a2 --- /dev/null +++ b/src/core/CL/kernels/CLGEMMLowpMatrixMultiplyKernel.cpp @@ -0,0 +1,122 @@ +/* + * Copyright (c) 2017 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. + */ +#include "arm_compute/core/CL/kernels/CLGEMMLowpMatrixMultiplyKernel.h" + +#include "arm_compute/core/AccessWindowStatic.h" +#include "arm_compute/core/CL/CLKernelLibrary.h" +#include "arm_compute/core/CL/ICLTensor.h" +#include "arm_compute/core/CL/OpenCL.h" +#include "arm_compute/core/Error.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/core/Utils.h" +#include "arm_compute/core/Validate.h" +#include "arm_compute/core/Window.h" + +#include +#include +#include + +using namespace arm_compute; + +namespace arm_compute +{ +class Coordinates; +} // namespace arm_compute + +CLGEMMLowpMatrixMultiplyKernel::CLGEMMLowpMatrixMultiplyKernel() + : _input0(nullptr), _input1(nullptr), _output(nullptr) +{ +} + +void CLGEMMLowpMatrixMultiplyKernel::configure(const ICLTensor *input0, const ICLTensor *input1, ICLTensor *output, + int32_t a_offset, int32_t b_offset, int32_t output_offset, int32_t output_mult_int, int32_t shift) +{ + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input0, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input1, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input0, input1, output); + + _input0 = input0; + _input1 = input1; + _output = output; + + // Create kernel and set static arguments + std::set build_opts = { ("-DWIDTH_MATRIX_B=" + val_to_string(input1->info()->dimension(0))) }; + _kernel = static_cast(CLKernelLibrary::get().create_kernel("gemm_mm_u8", build_opts)); + unsigned int idx = 3 * num_arguments_per_2D_tensor(); //Skip the input and output parameters + _kernel.setArg(idx++, a_offset); + _kernel.setArg(idx++, b_offset); + _kernel.setArg(idx++, output_offset); + _kernel.setArg(idx++, output_mult_int); + _kernel.setArg(idx++, shift); + + // Configure window + constexpr unsigned int num_elems_processed_per_iteration_x = 16; + constexpr unsigned int num_elems_processed_per_iteration_y = 4; + constexpr unsigned int num_elems_read_per_iteration_input0 = 4; + constexpr unsigned int num_elems_read_per_iteration_input1 = 16; + + Window win = calculate_max_window(*output->info(), Steps(num_elems_processed_per_iteration_x, num_elems_processed_per_iteration_y)); + + AccessWindowRectangle input0_access(input0->info(), 0, 0, num_elems_read_per_iteration_input0, 1); + AccessWindowRectangle input1_access(input1->info(), 0, 0, num_elems_read_per_iteration_input1, 1); + AccessWindowRectangle output_access(output->info(), 0, 0, num_elems_processed_per_iteration_x, num_elems_processed_per_iteration_y); + + update_window_and_padding(win, input0_access, input1_access, output_access); + + output_access.set_valid_region(win, ValidRegion(Coordinates(0, 0), output->info()->tensor_shape())); + + ICLKernel::configure(win); +} + +void CLGEMMLowpMatrixMultiplyKernel::run(const Window &window, cl::CommandQueue &queue) +{ + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); + + Window slice = window.first_slice_window_2D(); + Window slice_matrix_b = slice; + slice_matrix_b.set(Window::DimX, Window::Dimension(0, _input1->info()->dimension(0), 1)); + slice_matrix_b.set(Window::DimY, Window::Dimension(0, _input1->info()->dimension(1), 1)); + slice_matrix_b.set(Window::DimZ, Window::Dimension(0, 1, 1)); + + do + { + Window slice_b = slice; + // Don't slice matrix B along the z dimension if matrix B has just 2 dimensions and matrix A more than 2 + // This scenario can happen when the the matrix multiplication is used to perform a convolution operation + if(_input1->info()->num_dimensions() < 3) + { + slice_b = slice_matrix_b; + } + + unsigned int idx = 0; + add_2D_tensor_argument(idx, _input0, slice); + add_2D_tensor_argument(idx, _input1, slice_b); + add_2D_tensor_argument(idx, _output, slice); + enqueue(queue, *this, slice); + } + while(window.slide_window_slice_2D(slice)); +} -- cgit v1.2.1