From 8951933e5dd7be8d922affea3cc23a48a05b694d Mon Sep 17 00:00:00 2001 From: Pablo Tello Date: Fri, 17 Nov 2017 11:52:36 +0000 Subject: COMPMID-687: Winograd layer. Change-Id: Ica682d08e851491bf4a26b8d17908c014844055e Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/110990 Reviewed-by: Anthony Barbier Tested-by: BSG Visual Compute Jenkins server to access repositories on http://mpd-gerrit.cambridge.arm.com --- src/core/NEON/kernels/NEWinogradLayerKernel.cpp | 60 +++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 src/core/NEON/kernels/NEWinogradLayerKernel.cpp (limited to 'src/core/NEON/kernels/NEWinogradLayerKernel.cpp') diff --git a/src/core/NEON/kernels/NEWinogradLayerKernel.cpp b/src/core/NEON/kernels/NEWinogradLayerKernel.cpp new file mode 100644 index 0000000000..b9109dcff2 --- /dev/null +++ b/src/core/NEON/kernels/NEWinogradLayerKernel.cpp @@ -0,0 +1,60 @@ +/* + * 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/NEON/kernels/NEWinogradLayerKernel.h" + +#include "arm_compute/core/Error.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/ITensor.h" +#include "arm_compute/core/TensorInfo.h" + +namespace arm_compute +{ +NEWinogradLayerKernel::NEWinogradLayerKernel() + : _convolver(nullptr), _output(nullptr) +{ +} + +void NEWinogradLayerKernel::configure(ITensor *output, Winograd3x3F32 *convolver) +{ + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::F32); + _convolver = convolver; + Window win = calculate_max_window(*output->info()); + INEKernel::configure(win); +} + +void NEWinogradLayerKernel::run(const Window &window, const ThreadInfo &info) +{ + ARM_COMPUTE_UNUSED(window); + ARM_COMPUTE_UNUSED(info); + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); + ARM_COMPUTE_ERROR_ON(info.num_threads < 1); + const size_t tid = info.thread_id; + const size_t num_threads = std::min(info.num_threads, 16); + const size_t num_gemms_per_thread = 16 / num_threads; + const size_t first_gemm = tid * num_gemms_per_thread; + const size_t last_gemm = (tid == (num_threads - 1)) ? 15 : first_gemm + num_gemms_per_thread - 1; + _convolver->execute(first_gemm, last_gemm); +} +} // namespace arm_compute -- cgit v1.2.1