| /* |
| * Copyright (c) 2021, 2023 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 "src/cpu/operators/CpuPool2d.h" |
| |
| #include "arm_compute/core/ITensor.h" |
| #include "arm_compute/core/TensorInfo.h" |
| #include "arm_compute/runtime/NEON/NEScheduler.h" |
| #include "src/common/utils/Log.h" |
| #include "src/cpu/kernels/CpuPool2dKernel.h" |
| #include "src/cpu/kernels/internal/CpuPool2dAssemblyWrapperKernel.h" |
| |
| using namespace arm_compute::experimental; |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| CpuPool2d::CpuPool2d() |
| : _pooling_layer_kernel(), |
| _asm_glue(), |
| _is_global_pooling_layer(false), |
| _use_kernel_indices(false), |
| _data_layout(DataLayout::NCHW), |
| _aux_mem(1) |
| { |
| } |
| |
| CpuPool2d::~CpuPool2d() = default; |
| |
| void CpuPool2d::configure(ITensorInfo *src, ITensorInfo *dst, const PoolingLayerInfo &pool_info, ITensorInfo *indices) |
| { |
| ARM_COMPUTE_LOG_PARAMS(src, dst, pool_info, indices); |
| |
| // Check if we can run assembly kernels. Currently, indices are not supported by those kernels |
| const bool run_optimised = bool(kernels::CpuPool2dAssemblyWrapperKernel::validate(src, dst, pool_info)) && (indices == nullptr); |
| |
| // Get data layout |
| _data_layout = pool_info.data_layout == DataLayout::UNKNOWN ? src->data_layout() : pool_info.data_layout; |
| |
| // Check if we have Global Pooling Layer |
| const unsigned int idx_width = get_data_layout_dimension_index(_data_layout, DataLayoutDimension::WIDTH); |
| const unsigned int idx_height = get_data_layout_dimension_index(_data_layout, DataLayoutDimension::HEIGHT); |
| _is_global_pooling_layer = (src->dimension(idx_width) == pool_info.pool_size.width) && (src->dimension(idx_height) == pool_info.pool_size.height); |
| _use_kernel_indices = pool_info.use_kernel_indices; |
| |
| if(run_optimised) |
| { |
| const CPUInfo &ci = NEScheduler::get().cpu_info(); |
| const unsigned int num_threads = NEScheduler::get().num_threads(); |
| |
| auto pooling_wrapper = std::make_unique<kernels::CpuPool2dAssemblyWrapperKernel>(); |
| ARM_COMPUTE_ERROR_ON(pooling_wrapper == nullptr); |
| pooling_wrapper->configure(src, dst, pool_info, ci); |
| |
| // Get kernel's memory requirements |
| constexpr size_t alignment = 4096; |
| const size_t workspace_size = pooling_wrapper->get_working_size(num_threads); |
| _aux_mem[0] = MemoryInfo(TensorType::ACL_INT_0, MemoryLifetime::Temporary, workspace_size, alignment); |
| |
| _asm_glue = std::move(pooling_wrapper); |
| } |
| else |
| { |
| // Configure pooling kernel |
| auto k = std::make_unique<kernels::CpuPool2dKernel>(); |
| k->configure(src, dst, pool_info, indices); |
| _pooling_layer_kernel = std::move(k); |
| } |
| } |
| |
| Status CpuPool2d::validate(const ITensorInfo *src, const ITensorInfo *dst, const PoolingLayerInfo &pool_info, const ITensorInfo *indices) |
| { |
| const bool run_optimised = bool(kernels::CpuPool2dAssemblyWrapperKernel::validate(src, dst, pool_info)) && (indices == nullptr); |
| |
| if(run_optimised) |
| { |
| return Status{}; |
| } |
| |
| return kernels::CpuPool2dKernel::validate(src, dst, pool_info, indices); |
| } |
| |
| void CpuPool2d::run(ITensorPack &tensors) |
| { |
| ARM_COMPUTE_ERROR_ON_MSG(tensors.empty(), "No tensors provided"); |
| |
| if(_asm_glue) |
| { |
| const auto hints = (_is_global_pooling_layer) ? Window::DimX : Window::DimY; |
| NEScheduler::get().schedule_op(_asm_glue.get(), hints, _asm_glue->window(), tensors); |
| } |
| else |
| { |
| switch(_data_layout) |
| { |
| case DataLayout::NCHW: |
| NEScheduler::get().schedule_op(_pooling_layer_kernel.get(), _is_global_pooling_layer ? Window::DimZ : Window::DimY, _pooling_layer_kernel->window(), tensors); |
| break; |
| case DataLayout::NHWC: |
| NEScheduler::get().schedule_op(_pooling_layer_kernel.get(), (_use_kernel_indices ? Window::DimY : Window::DimX), _pooling_layer_kernel->window(), tensors); |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Data layout not supported"); |
| } |
| } |
| } |
| |
| experimental::MemoryRequirements CpuPool2d::workspace() const |
| { |
| return _aux_mem; |
| } |
| } // namespace cpu |
| } // namespace arm_compute |