From 657bdb358c95ccd6bb07594a01625a7d7bacd32f Mon Sep 17 00:00:00 2001 From: Giorgio Arena Date: Thu, 26 Apr 2018 18:52:01 +0100 Subject: COMPMID-1050 CL/NEON: Create a function to convert the 2D weights of FC layer from NHWC to NCHW and viceversa Change-Id: If77ffeb92b6eb883e5d2d2c97c2c4d1d23d17c8d Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/129257 Tested-by: Jenkins Reviewed-by: Gian Marco Iodice Reviewed-by: Anthony Barbier --- .../NEConvertFullyConnectedWeightsKernel.cpp | 116 +++++++++++++++++++++ 1 file changed, 116 insertions(+) create mode 100644 src/core/NEON/kernels/NEConvertFullyConnectedWeightsKernel.cpp (limited to 'src/core/NEON/kernels/NEConvertFullyConnectedWeightsKernel.cpp') diff --git a/src/core/NEON/kernels/NEConvertFullyConnectedWeightsKernel.cpp b/src/core/NEON/kernels/NEConvertFullyConnectedWeightsKernel.cpp new file mode 100644 index 0000000000..b3746bddf2 --- /dev/null +++ b/src/core/NEON/kernels/NEConvertFullyConnectedWeightsKernel.cpp @@ -0,0 +1,116 @@ +/* + * Copyright (c) 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/NEON/kernels/NEConvertFullyConnectedWeightsKernel.h" + +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/Types.h" + +using namespace arm_compute; + +NEConvertFullyConnectedWeightsKernel::NEConvertFullyConnectedWeightsKernel() + : _input(nullptr), _output(nullptr), _factor1(0), _factor2(0) +{ +} + +void NEConvertFullyConnectedWeightsKernel::configure(const ITensor *input, ITensor *output, const TensorShape &original_input_shape, + DataLayout data_layout) +{ + ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); + ARM_COMPUTE_ERROR_THROW_ON(NEConvertFullyConnectedWeightsKernel::validate(input->info(), output->info(), original_input_shape, data_layout)); + + _input = input; + _output = output; + + const unsigned int num_elems_per_input_plane = original_input_shape.x() * original_input_shape.y(); + const unsigned int num_channels = original_input_shape.z(); + + // Set build options + if(data_layout == DataLayout::NCHW) + { + _factor1 = num_elems_per_input_plane; + _factor2 = num_channels; + } + else + { + _factor1 = num_channels; + _factor2 = num_elems_per_input_plane; + } + + // Configure kernel window + Window win = calculate_max_window(*input->info(), Steps()); + INEKernel::configure(win); +} + +Status NEConvertFullyConnectedWeightsKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const TensorShape &original_input_shape, + DataLayout data_layout) +{ + ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8, DataType::S8, DataType::QS8, DataType::QASYMM8, DataType::U16, DataType::S16, DataType::QS16, DataType::U32, DataType::S32, + DataType::QS32, DataType::F16, DataType::F32); + ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output); + ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input, output); + ARM_COMPUTE_RETURN_ERROR_ON(input->num_dimensions() != 2); + ARM_COMPUTE_RETURN_ERROR_ON(input->dimension(1) != original_input_shape.total_size_lower(3)); + ARM_COMPUTE_RETURN_ERROR_ON(data_layout == DataLayout::UNKNOWN); + + return Status{}; +} + +template +void NEConvertFullyConnectedWeightsKernel::run_convert_fc_weights(const Window &window) +{ + const unsigned int dst_stride_x = _output->info()->strides_in_bytes().x(); + const unsigned int dst_stride_y = _output->info()->strides_in_bytes().y(); + + Iterator input(_input, window); + Iterator output(_output, window); + + execute_window_loop(window, [&](const Coordinates & id) + { + *reinterpret_cast(output.ptr() + id.x() * dst_stride_x + (id.y() % _factor1 * _factor2 + id.y() / _factor1) * dst_stride_y) = *reinterpret_cast(input.ptr()); + }, + input); +} + +void NEConvertFullyConnectedWeightsKernel::run(const Window &window, const ThreadInfo &info) +{ + ARM_COMPUTE_UNUSED(info); + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); + + switch(_input->info()->element_size()) + { + case 1: + run_convert_fc_weights(window); + break; + case 2: + run_convert_fc_weights(window); + break; + case 4: + run_convert_fc_weights(window); + break; + default: + ARM_COMPUTE_ERROR("Data type not supported."); + break; + } +} -- cgit v1.2.1