| /* |
| * 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/graph/Utils.h" |
| |
| #include "arm_compute/graph/GraphContext.h" |
| #include "arm_compute/graph/backends/BackendRegistry.h" |
| #include "arm_compute/graph/mutators/GraphMutators.h" |
| |
| namespace arm_compute |
| { |
| namespace graph |
| { |
| bool is_target_supported(Target target) |
| { |
| return backends::BackendRegistry::get().contains(target) && backends::BackendRegistry::get().find_backend(target)->is_backend_supported(); |
| } |
| |
| Target get_default_target() |
| { |
| if(is_target_supported(Target::NEON)) |
| { |
| return Target::NEON; |
| } |
| if(is_target_supported(Target::CL)) |
| { |
| return Target::CL; |
| } |
| if(is_target_supported(Target::GC)) |
| { |
| return Target::GC; |
| } |
| ARM_COMPUTE_ERROR("No backend exists!"); |
| } |
| |
| void force_target_to_graph(Graph &g, Target target) |
| { |
| auto &nodes = g.nodes(); |
| for(auto &node : nodes) |
| { |
| if(node) |
| { |
| node->set_assigned_target(target); |
| } |
| } |
| |
| auto &tensors = g.tensors(); |
| for(auto &tensor : tensors) |
| { |
| if(tensor) |
| { |
| tensor->desc().target = target; |
| } |
| } |
| } |
| |
| PassManager create_default_pass_manager(Target target) |
| { |
| PassManager pm; |
| |
| if(target != Target::GC) |
| { |
| pm.append(support::cpp14::make_unique<InPlaceOperationMutator>()); |
| pm.append(support::cpp14::make_unique<NodeFusionMutator>()); |
| pm.append(support::cpp14::make_unique<SplitLayerSubTensorMutator>()); |
| pm.append(support::cpp14::make_unique<DepthConcatSubTensorMutator>()); |
| } |
| |
| return pm; |
| } |
| |
| void setup_default_graph_context(GraphContext &ctx) |
| { |
| for(const auto &backend : backends::BackendRegistry::get().backends()) |
| { |
| backend.second->setup_backend_context(ctx); |
| } |
| } |
| |
| size_t get_dimension_size(const TensorDescriptor &descriptor, const DataLayoutDimension data_layout_dimension) |
| { |
| ARM_COMPUTE_ERROR_ON_MSG(descriptor.layout == DataLayout::UNKNOWN, "Cannot retrieve the dimension index for an unknown layout!"); |
| return descriptor.shape[get_dimension_idx(descriptor, data_layout_dimension)]; |
| } |
| |
| size_t get_dimension_idx(const TensorDescriptor &descriptor, const DataLayoutDimension data_layout_dimension) |
| { |
| ARM_COMPUTE_ERROR_ON_MSG(descriptor.layout == DataLayout::UNKNOWN, "Cannot retrieve the dimension index for an unknown layout!"); |
| |
| /* Return the index based on the data layout |
| * [N C H W] |
| * [3 2 1 0] |
| * [N H W C] |
| */ |
| switch(data_layout_dimension) |
| { |
| case DataLayoutDimension::CHANNEL: |
| return (descriptor.layout == DataLayout::NCHW) ? 2 : 0; |
| break; |
| case DataLayoutDimension::HEIGHT: |
| return (descriptor.layout == DataLayout::NCHW) ? 1 : 2; |
| break; |
| case DataLayoutDimension::WIDTH: |
| return (descriptor.layout == DataLayout::NCHW) ? 0 : 1; |
| break; |
| case DataLayoutDimension::BATCHES: |
| return 3; |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Data layout index not supported!"); |
| break; |
| } |
| } |
| } // namespace graph |
| } // namespace arm_compute |