From 780db4eb6a9e3dee565d14f36d772038cd3253da Mon Sep 17 00:00:00 2001 From: Michalis Spyrou Date: Thu, 23 Nov 2017 09:49:51 +0000 Subject: COMPMID-471 Implement Deconvolution on OpenCL Change-Id: Ie00c6b08a51d30c5ce2637d40ee3d165b8a68686 Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/110311 Reviewed-by: Pablo Tello Reviewed-by: Georgios Pinitas Tested-by: Jenkins --- .../kernels/CLDeconvolutionLayerUpsampleKernel.cpp | 117 +++++++++++++++++++++ 1 file changed, 117 insertions(+) create mode 100644 src/core/CL/kernels/CLDeconvolutionLayerUpsampleKernel.cpp (limited to 'src/core/CL/kernels/CLDeconvolutionLayerUpsampleKernel.cpp') diff --git a/src/core/CL/kernels/CLDeconvolutionLayerUpsampleKernel.cpp b/src/core/CL/kernels/CLDeconvolutionLayerUpsampleKernel.cpp new file mode 100644 index 0000000000..5c08d5bee2 --- /dev/null +++ b/src/core/CL/kernels/CLDeconvolutionLayerUpsampleKernel.cpp @@ -0,0 +1,117 @@ +/* + * Copyright (c) 2017, 2018 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/CLDeconvolutionLayerUpsampleKernel.h" + +#include "arm_compute/core/CL/CLHelpers.h" +#include "arm_compute/core/CL/CLKernelLibrary.h" +#include "arm_compute/core/CL/ICLTensor.h" +#include "arm_compute/core/Error.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/Validate.h" +#include "arm_compute/core/Window.h" + +using namespace arm_compute; + +CLDeconvolutionLayerUpsampleKernel::CLDeconvolutionLayerUpsampleKernel() + : _input(nullptr), _output(nullptr), _inner_border(), _info() +{ +} + +Status CLDeconvolutionLayerUpsampleKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const BorderSize &inner_border, + const PadStrideInfo &info) +{ + ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(input, output); + ARM_COMPUTE_UNUSED(info); + + ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::F32); + ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output); + ARM_COMPUTE_RETURN_ERROR_ON(output->dimension(0) == 0); + ARM_COMPUTE_RETURN_ERROR_ON(output->dimension(1) == 0); + + for(size_t i = 2; i < Coordinates::num_max_dimensions; ++i) + { + ARM_COMPUTE_RETURN_ERROR_ON(input->dimension(i) != output->dimension(i)); + } + + ARM_COMPUTE_RETURN_ERROR_ON_MSG(inner_border.right > info.stride().first - 1, "inner_border_right must be smaller that stride_x"); + ARM_COMPUTE_RETURN_ERROR_ON_MSG(inner_border.top > info.stride().second - 1, "inner_border_top must be smaller that stride_y"); + + return Status{}; +} + +void CLDeconvolutionLayerUpsampleKernel::configure(const ICLTensor *input, ICLTensor *output, const BorderSize &inner_border, + const PadStrideInfo &info) +{ + ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); + + _input = input; + _output = output; + _inner_border = inner_border; + _info = info; + + // Perform validation step + ARM_COMPUTE_ERROR_THROW_ON(CLDeconvolutionLayerUpsampleKernel::validate(input->info(), output->info(), inner_border, info)); + + // Create kernel + _kernel = static_cast(CLKernelLibrary::get().create_kernel("deconvolution_upsample")); + + constexpr unsigned int num_elems_processed_per_iteration = 1; + + // Configure kernel window + Window win = calculate_max_window(*output->info(), Steps(num_elems_processed_per_iteration)); + + AccessWindowHorizontal output_access(output->info(), 0, 0, num_elems_processed_per_iteration); + output_access.set_valid_region(win, ValidRegion(Coordinates(), output->info()->tensor_shape())); + + ICLKernel::configure(win); +} + +void CLDeconvolutionLayerUpsampleKernel::run(const Window &window, cl::CommandQueue &queue) +{ + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); + + const int out_start_x = _info.pad().first; + const int out_end_x = _output->info()->dimension(0) - _inner_border.right - _info.pad().first + _info.stride().first - 1; + const int out_step_x = _info.stride().first; + + const int out_start_y = _inner_border.top + _info.pad().second; + const int out_end_y = _output->info()->dimension(1) - _info.pad().second + _info.stride().second - 1; + const int out_step_y = _info.stride().second; + + Window slice_out = window.first_slice_window_2D(); + slice_out.set(Window::DimX, Window::Dimension(out_start_x, out_end_x, out_step_x)); + slice_out.set(Window::DimY, Window::Dimension(out_start_y, out_end_y, out_step_y)); + + Window slice_in = window.first_slice_window_2D(); + + do + { + unsigned int idx = 0; + add_2D_tensor_argument(idx, _input, slice_in); + add_2D_tensor_argument(idx, _output, slice_out); + enqueue(queue, *this, slice_out); + } + while(window.slide_window_slice_2D(slice_in) && window.slide_window_slice_2D(slice_out)); +} -- cgit v1.2.1