| /* |
| * 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/runtime/NEON/functions/NEReductionOperation.h" |
| |
| #include "arm_compute/core/Helpers.h" |
| #include "arm_compute/runtime/NEON/NEScheduler.h" |
| |
| using namespace arm_compute; |
| |
| namespace |
| { |
| /** Define dimension to split the window |
| * |
| * @param[in] axis Reduction axis |
| * |
| * @return The dimension to split the window |
| */ |
| size_t reduction_window_split_dimension(unsigned int axis) |
| { |
| switch(axis) |
| { |
| case 0: |
| return Window::DimY; |
| default: |
| ARM_COMPUTE_ERROR("Unsupported reduction axis"); |
| } |
| } |
| BorderMode reduction_operation_border_mode(ReductionOperation op) |
| { |
| switch(op) |
| { |
| case ReductionOperation::SUM_SQUARE: |
| return BorderMode::CONSTANT; |
| default: |
| return BorderMode::CONSTANT; |
| } |
| } |
| } // namespace |
| |
| NEReductionOperation::NEReductionOperation() |
| : _reduction_kernel(), _fill_border_kernel(), _window_split(0) |
| { |
| } |
| |
| Status NEReductionOperation::validate(const ITensorInfo *input, const ITensorInfo *output, unsigned int axis, ReductionOperation op) |
| { |
| ARM_COMPUTE_RETURN_ON_ERROR(NEReductionOperationKernel::validate(input, output, axis, op)); |
| |
| return Status{}; |
| } |
| |
| void NEReductionOperation::configure(ITensor *input, ITensor *output, unsigned int axis, ReductionOperation op) |
| { |
| ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::F32); |
| |
| // Configure reduction kernel |
| _reduction_kernel.configure(input, output, axis, op); |
| _window_split = reduction_window_split_dimension(axis); |
| |
| // Configure fill border kernel |
| BorderSize fill_border_size = (axis == 0) ? _reduction_kernel.border_size() : BorderSize(); |
| BorderMode fill_border_mode = reduction_operation_border_mode(op); |
| _fill_border_kernel.configure(input, fill_border_size, fill_border_mode, PixelValue(static_cast<float>(0.f))); |
| } |
| |
| void NEReductionOperation::run() |
| { |
| NEScheduler::get().schedule(&_fill_border_kernel, Window::DimY); |
| NEScheduler::get().schedule(&_reduction_kernel, _window_split); |
| } |