Matteo Martincigh | d0dc770 | 2019-08-01 17:09:03 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | |
Matteo Martincigh | e5b8eb9 | 2019-11-28 15:45:42 +0000 | [diff] [blame] | 6 | #include <armnn/backends/IBackendInternal.hpp> |
Matteo Martincigh | d0dc770 | 2019-08-01 17:09:03 +0100 | [diff] [blame] | 7 | |
| 8 | namespace armnn |
| 9 | { |
| 10 | |
| 11 | ARMNN_NO_DEPRECATE_WARN_BEGIN |
| 12 | IBackendInternal::ISubGraphConverterPtr IBackendInternal::CreateSubGraphConverter( |
Derek Lamberti | 901ea11 | 2019-12-10 22:07:09 +0000 | [diff] [blame] | 13 | const std::shared_ptr<SubGraph>& /*subGrapg*/) const |
Matteo Martincigh | d0dc770 | 2019-08-01 17:09:03 +0100 | [diff] [blame] | 14 | { |
| 15 | return ISubGraphConverterPtr{}; |
| 16 | } |
| 17 | |
| 18 | IBackendInternal::Optimizations IBackendInternal::GetOptimizations() const |
| 19 | { |
| 20 | return Optimizations{}; |
| 21 | } |
| 22 | |
Derek Lamberti | 901ea11 | 2019-12-10 22:07:09 +0000 | [diff] [blame] | 23 | IBackendInternal::SubGraphUniquePtr IBackendInternal::OptimizeSubGraph(const SubGraph& /*subGraph*/, |
Matteo Martincigh | d0dc770 | 2019-08-01 17:09:03 +0100 | [diff] [blame] | 24 | bool& optimizationAttempted) const |
| 25 | { |
| 26 | optimizationAttempted = false; |
| 27 | return nullptr; |
| 28 | } |
| 29 | ARMNN_NO_DEPRECATE_WARN_END |
| 30 | |
| 31 | IMemoryManagerUniquePtr IBackendInternal::CreateMemoryManager() const |
| 32 | { |
| 33 | return IMemoryManagerUniquePtr(); |
| 34 | } |
| 35 | |
Narumol Prangnawarat | 11bd261 | 2019-08-13 10:26:53 +0100 | [diff] [blame] | 36 | IBackendInternal::IWorkloadFactoryPtr IBackendInternal::CreateWorkloadFactory( |
Derek Lamberti | 901ea11 | 2019-12-10 22:07:09 +0000 | [diff] [blame] | 37 | class TensorHandleFactoryRegistry& /*tensorHandleFactoryRegistry*/) const |
Narumol Prangnawarat | 11bd261 | 2019-08-13 10:26:53 +0100 | [diff] [blame] | 38 | { |
| 39 | return IWorkloadFactoryPtr{}; |
| 40 | } |
| 41 | |
Sadik Armagan | 04a7297 | 2020-09-14 15:44:18 +0100 | [diff] [blame] | 42 | IBackendInternal::IWorkloadFactoryPtr IBackendInternal::CreateWorkloadFactory( |
| 43 | const IMemoryManagerSharedPtr& memoryManager, |
| 44 | const ModelOptions& modelOptions) const |
| 45 | { |
Sadik Armagan | a25886e | 2020-09-15 17:17:08 +0100 | [diff] [blame] | 46 | if (!modelOptions.empty()) |
Sadik Armagan | 04a7297 | 2020-09-14 15:44:18 +0100 | [diff] [blame] | 47 | { |
Sadik Armagan | a25886e | 2020-09-15 17:17:08 +0100 | [diff] [blame] | 48 | for (auto optionsGroup : modelOptions) |
| 49 | { |
| 50 | if (optionsGroup.GetBackendId() == GetId()) |
| 51 | { |
| 52 | return IWorkloadFactoryPtr{}; |
| 53 | } |
| 54 | } |
Sadik Armagan | 04a7297 | 2020-09-14 15:44:18 +0100 | [diff] [blame] | 55 | } |
Sadik Armagan | a25886e | 2020-09-15 17:17:08 +0100 | [diff] [blame] | 56 | |
| 57 | return CreateWorkloadFactory(memoryManager); |
Sadik Armagan | 04a7297 | 2020-09-14 15:44:18 +0100 | [diff] [blame] | 58 | } |
| 59 | |
| 60 | IBackendInternal::IWorkloadFactoryPtr IBackendInternal::CreateWorkloadFactory( |
| 61 | class TensorHandleFactoryRegistry& tensorHandleFactoryRegistry, |
| 62 | const ModelOptions& modelOptions) const |
| 63 | { |
Sadik Armagan | a25886e | 2020-09-15 17:17:08 +0100 | [diff] [blame] | 64 | if (!modelOptions.empty()) |
Sadik Armagan | 04a7297 | 2020-09-14 15:44:18 +0100 | [diff] [blame] | 65 | { |
Sadik Armagan | a25886e | 2020-09-15 17:17:08 +0100 | [diff] [blame] | 66 | for (auto optionsGroup : modelOptions) |
| 67 | { |
| 68 | if (optionsGroup.GetBackendId() == GetId()) |
| 69 | { |
| 70 | return IWorkloadFactoryPtr{}; |
| 71 | } |
| 72 | } |
Sadik Armagan | 04a7297 | 2020-09-14 15:44:18 +0100 | [diff] [blame] | 73 | } |
Sadik Armagan | a25886e | 2020-09-15 17:17:08 +0100 | [diff] [blame] | 74 | |
| 75 | return CreateWorkloadFactory(tensorHandleFactoryRegistry); |
Sadik Armagan | 04a7297 | 2020-09-14 15:44:18 +0100 | [diff] [blame] | 76 | } |
| 77 | |
Matteo Martincigh | d0dc770 | 2019-08-01 17:09:03 +0100 | [diff] [blame] | 78 | IBackendInternal::IBackendContextPtr IBackendInternal::CreateBackendContext(const IRuntime::CreationOptions&) const |
| 79 | { |
| 80 | return IBackendContextPtr{}; |
| 81 | } |
| 82 | |
Sadik Armagan | 045f6be | 2020-09-10 13:37:32 +0100 | [diff] [blame] | 83 | IBackendInternal::IBackendSpecificModelContextPtr IBackendInternal::CreateBackendSpecificModelContext( |
| 84 | const ModelOptions&) const |
| 85 | { |
| 86 | return IBackendSpecificModelContextPtr{}; |
| 87 | } |
| 88 | |
Colm Donelan | e49755b | 2020-01-29 15:22:43 +0000 | [diff] [blame] | 89 | IBackendInternal::IBackendProfilingContextPtr IBackendInternal::CreateBackendProfilingContext( |
Colm Donelan | 1aff393 | 2020-02-05 17:48:59 +0000 | [diff] [blame] | 90 | const IRuntime::CreationOptions&, IBackendProfilingPtr&) |
Colm Donelan | e49755b | 2020-01-29 15:22:43 +0000 | [diff] [blame] | 91 | { |
| 92 | return IBackendProfilingContextPtr{}; |
| 93 | } |
| 94 | |
Sadik Armagan | a25886e | 2020-09-15 17:17:08 +0100 | [diff] [blame] | 95 | IBackendInternal::ILayerSupportSharedPtr IBackendInternal::GetLayerSupport(const ModelOptions& modelOptions) const |
| 96 | { |
| 97 | if (!modelOptions.empty()) |
| 98 | { |
| 99 | for (auto optionsGroup : modelOptions) |
| 100 | { |
| 101 | if (optionsGroup.GetBackendId() == GetId()) |
| 102 | { |
| 103 | return ILayerSupportSharedPtr{}; |
| 104 | } |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | return GetLayerSupport(); |
| 109 | } |
| 110 | |
Matteo Martincigh | d0dc770 | 2019-08-01 17:09:03 +0100 | [diff] [blame] | 111 | // Default implementation of OptimizeSubgraphView for backward compatibility with the old API. |
| 112 | // Override this method with a custom optimization implementation. |
| 113 | OptimizationViews IBackendInternal::OptimizeSubgraphView(const SubgraphView& subgraph) const |
| 114 | { |
| 115 | bool optimizationAttempted = false; |
| 116 | |
| 117 | ARMNN_NO_DEPRECATE_WARN_BEGIN |
| 118 | SubGraphUniquePtr optSubgraph = OptimizeSubGraph(subgraph, optimizationAttempted); |
| 119 | ARMNN_NO_DEPRECATE_WARN_END |
| 120 | |
| 121 | OptimizationViews result; |
| 122 | if (!optimizationAttempted) |
| 123 | { |
| 124 | result.AddUntouchedSubgraph(SubgraphView(subgraph)); |
| 125 | } |
| 126 | else if (optSubgraph) |
| 127 | { |
| 128 | result.AddSubstitution({subgraph, SubgraphView(*optSubgraph.get())}); |
| 129 | } |
| 130 | else |
| 131 | { |
| 132 | result.AddFailedSubgraph(SubgraphView(subgraph)); |
| 133 | } |
| 134 | |
| 135 | return result; |
| 136 | } |
| 137 | |
| 138 | bool IBackendInternal::SupportsTensorAllocatorAPI() const |
| 139 | { |
| 140 | return !GetHandleFactoryPreferences().empty(); |
| 141 | } |
| 142 | |
| 143 | ITensorHandleFactory::FactoryId IBackendInternal::GetBackwardCompatibleFavoriteHandleFactory() |
| 144 | { |
| 145 | auto favorites = GetHandleFactoryPreferences(); |
| 146 | if (favorites.empty()) |
| 147 | { |
| 148 | return ITensorHandleFactory::LegacyFactoryId; |
| 149 | } |
| 150 | |
| 151 | return favorites[0]; |
| 152 | } |
| 153 | |
| 154 | std::vector<ITensorHandleFactory::FactoryId> IBackendInternal::GetHandleFactoryPreferences() const |
| 155 | { |
| 156 | return std::vector<ITensorHandleFactory::FactoryId>(); |
| 157 | } |
| 158 | |
| 159 | } // namespace armnn |