David Beck | e97c6e0 | 2018-10-03 13:09:28 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | #pragma once |
| 6 | |
David Beck | 9efb57d | 2018-11-05 13:40:33 +0000 | [diff] [blame] | 7 | #include <armnn/Types.hpp> |
David Beck | 1b61be5 | 2018-11-08 09:19:14 +0000 | [diff] [blame] | 8 | #include <armnn/IRuntime.hpp> |
Matteo Martincigh | 4912402 | 2019-01-11 13:25:59 +0000 | [diff] [blame] | 9 | |
Derek Lamberti | ff05cc5 | 2019-04-26 13:05:17 +0100 | [diff] [blame] | 10 | #include <ISubgraphViewConverter.hpp> |
| 11 | #include <SubgraphView.hpp> |
Matteo Martincigh | 4912402 | 2019-01-11 13:25:59 +0000 | [diff] [blame] | 12 | |
Derek Lamberti | c2fe5fb | 2019-05-08 10:23:08 +0100 | [diff] [blame] | 13 | #include "OptimizationViews.hpp" |
| 14 | |
David Beck | 263e349 | 2018-11-09 14:46:40 +0000 | [diff] [blame] | 15 | #include <vector> |
David Beck | e97c6e0 | 2018-10-03 13:09:28 +0100 | [diff] [blame] | 16 | |
| 17 | namespace armnn |
| 18 | { |
David Beck | 29c75de | 2018-10-23 13:35:58 +0100 | [diff] [blame] | 19 | class IWorkloadFactory; |
David Beck | 1b61be5 | 2018-11-08 09:19:14 +0000 | [diff] [blame] | 20 | class IBackendContext; |
Aron Virginas-Tar | 5605519 | 2018-11-12 18:10:43 +0000 | [diff] [blame] | 21 | class IMemoryManager; |
David Beck | 263e349 | 2018-11-09 14:46:40 +0000 | [diff] [blame] | 22 | class Optimization; |
David Beck | 111b5d9 | 2018-11-12 14:59:37 +0000 | [diff] [blame] | 23 | class ILayerSupport; |
David Beck | e97c6e0 | 2018-10-03 13:09:28 +0100 | [diff] [blame] | 24 | |
| 25 | class IBackendInternal : public IBackend |
| 26 | { |
| 27 | protected: |
David Beck | 9efb57d | 2018-11-05 13:40:33 +0000 | [diff] [blame] | 28 | // Creation must be done through a specific |
| 29 | // backend interface. |
David Beck | 6b779f0 | 2018-10-09 17:20:21 +0100 | [diff] [blame] | 30 | IBackendInternal() = default; |
David Beck | e97c6e0 | 2018-10-03 13:09:28 +0100 | [diff] [blame] | 31 | |
| 32 | public: |
David Beck | 29c75de | 2018-10-23 13:35:58 +0100 | [diff] [blame] | 33 | // Allow backends created by the factory function |
| 34 | // to be destroyed through IBackendInternal. |
| 35 | ~IBackendInternal() override = default; |
| 36 | |
| 37 | using IWorkloadFactoryPtr = std::unique_ptr<IWorkloadFactory>; |
David Beck | 1b61be5 | 2018-11-08 09:19:14 +0000 | [diff] [blame] | 38 | using IBackendContextPtr = std::unique_ptr<IBackendContext>; |
David Beck | 263e349 | 2018-11-09 14:46:40 +0000 | [diff] [blame] | 39 | using OptimizationPtr = std::unique_ptr<Optimization>; |
| 40 | using Optimizations = std::vector<OptimizationPtr>; |
David Beck | 111b5d9 | 2018-11-12 14:59:37 +0000 | [diff] [blame] | 41 | using ILayerSupportSharedPtr = std::shared_ptr<ILayerSupport>; |
David Beck | 1b61be5 | 2018-11-08 09:19:14 +0000 | [diff] [blame] | 42 | |
Aron Virginas-Tar | 5605519 | 2018-11-12 18:10:43 +0000 | [diff] [blame] | 43 | using IMemoryManagerUniquePtr = std::unique_ptr<IMemoryManager>; |
| 44 | using IMemoryManagerSharedPtr = std::shared_ptr<IMemoryManager>; |
| 45 | |
Matteo Martincigh | 602af09 | 2019-05-01 10:31:27 +0100 | [diff] [blame] | 46 | using GraphUniquePtr = std::unique_ptr<Graph>; |
Derek Lamberti | ff05cc5 | 2019-04-26 13:05:17 +0100 | [diff] [blame] | 47 | using SubgraphViewUniquePtr = std::unique_ptr<SubgraphView>; |
Matteo Martincigh | adddddb | 2019-01-24 14:06:23 +0000 | [diff] [blame] | 48 | |
Aron Virginas-Tar | 5605519 | 2018-11-12 18:10:43 +0000 | [diff] [blame] | 49 | virtual IMemoryManagerUniquePtr CreateMemoryManager() const = 0; |
| 50 | |
| 51 | virtual IWorkloadFactoryPtr CreateWorkloadFactory( |
| 52 | const IMemoryManagerSharedPtr& memoryManager = nullptr) const = 0; |
| 53 | |
David Beck | 1b61be5 | 2018-11-08 09:19:14 +0000 | [diff] [blame] | 54 | virtual IBackendContextPtr CreateBackendContext(const IRuntime::CreationOptions&) const = 0; |
Aron Virginas-Tar | 5605519 | 2018-11-12 18:10:43 +0000 | [diff] [blame] | 55 | |
David Beck | 263e349 | 2018-11-09 14:46:40 +0000 | [diff] [blame] | 56 | virtual Optimizations GetOptimizations() const = 0; |
David Beck | 111b5d9 | 2018-11-12 14:59:37 +0000 | [diff] [blame] | 57 | virtual ILayerSupportSharedPtr GetLayerSupport() const = 0; |
Matteo Martincigh | adddddb | 2019-01-24 14:06:23 +0000 | [diff] [blame] | 58 | |
Derek Lamberti | c2fe5fb | 2019-05-08 10:23:08 +0100 | [diff] [blame] | 59 | // @deprecated Use "OptimizationViews OptimizeSubgraphView(const SubgraphView&);" instead. |
| 60 | virtual SubgraphViewUniquePtr OptimizeSubgraphView(const SubgraphView& subgraph, bool& optimizationAttempted) const |
| 61 | { |
Matteo Martincigh | 8492433 | 2019-05-09 12:46:16 +0100 | [diff] [blame] | 62 | optimizationAttempted = false; |
Derek Lamberti | c2fe5fb | 2019-05-08 10:23:08 +0100 | [diff] [blame] | 63 | return nullptr; |
| 64 | } |
| 65 | |
| 66 | // Default implementation of OptimizeSubgraphView for backward compatibility with old API. |
| 67 | // Override this method with a custom optimization implementation. |
Derek Lamberti | 8106b7c | 2019-05-07 21:33:30 +0100 | [diff] [blame] | 68 | virtual OptimizationViews OptimizeSubgraphView(const SubgraphView& subgraph) const |
Derek Lamberti | c2fe5fb | 2019-05-08 10:23:08 +0100 | [diff] [blame] | 69 | { |
Matteo Martincigh | 8492433 | 2019-05-09 12:46:16 +0100 | [diff] [blame] | 70 | bool optimizationAttempted = false; |
| 71 | SubgraphViewUniquePtr optSubgraph = OptimizeSubgraphView(subgraph, optimizationAttempted); |
Derek Lamberti | c2fe5fb | 2019-05-08 10:23:08 +0100 | [diff] [blame] | 72 | |
| 73 | OptimizationViews result; |
Matteo Martincigh | 8492433 | 2019-05-09 12:46:16 +0100 | [diff] [blame] | 74 | if (!optimizationAttempted) |
Derek Lamberti | c2fe5fb | 2019-05-08 10:23:08 +0100 | [diff] [blame] | 75 | { |
| 76 | result.AddUntouchedSubgraph(SubgraphView(subgraph)); |
| 77 | } |
| 78 | else |
| 79 | { |
| 80 | if (optSubgraph) |
| 81 | { |
Matteo Martincigh | 8492433 | 2019-05-09 12:46:16 +0100 | [diff] [blame] | 82 | result.AddSubstituion({subgraph, SubgraphView(*optSubgraph.get())}); |
Derek Lamberti | c2fe5fb | 2019-05-08 10:23:08 +0100 | [diff] [blame] | 83 | } |
| 84 | else |
| 85 | { |
| 86 | result.AddFailedSubgraph(SubgraphView(subgraph)); |
| 87 | } |
| 88 | } |
| 89 | return result; |
| 90 | } |
David Beck | e97c6e0 | 2018-10-03 13:09:28 +0100 | [diff] [blame] | 91 | }; |
| 92 | |
David Beck | 29c75de | 2018-10-23 13:35:58 +0100 | [diff] [blame] | 93 | using IBackendInternalUniquePtr = std::unique_ptr<IBackendInternal>; |
| 94 | |
David Beck | e97c6e0 | 2018-10-03 13:09:28 +0100 | [diff] [blame] | 95 | } // namespace armnn |