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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include <armnn/Types.hpp>
#include <armnn/IRuntime.hpp>
#include <vector>
namespace armnn
{
class IWorkloadFactory;
class IBackendContext;
class IMemoryManager;
class Optimization;
class ILayerSupport;
class IBackendInternal : public IBackend
{
protected:
// Creation must be done through a specific
// backend interface.
IBackendInternal() = default;
public:
// Allow backends created by the factory function
// to be destroyed through IBackendInternal.
~IBackendInternal() override = default;
using IWorkloadFactoryPtr = std::unique_ptr<IWorkloadFactory>;
using IBackendContextPtr = std::unique_ptr<IBackendContext>;
using OptimizationPtr = std::unique_ptr<Optimization>;
using Optimizations = std::vector<OptimizationPtr>;
using ILayerSupportSharedPtr = std::shared_ptr<ILayerSupport>;
using IMemoryManagerUniquePtr = std::unique_ptr<IMemoryManager>;
using IMemoryManagerSharedPtr = std::shared_ptr<IMemoryManager>;
virtual IMemoryManagerUniquePtr CreateMemoryManager() const = 0;
virtual IWorkloadFactoryPtr CreateWorkloadFactory(
const IMemoryManagerSharedPtr& memoryManager = nullptr) const = 0;
virtual IBackendContextPtr CreateBackendContext(const IRuntime::CreationOptions&) const = 0;
virtual Optimizations GetOptimizations() const = 0;
virtual ILayerSupportSharedPtr GetLayerSupport() const = 0;
};
using IBackendInternalUniquePtr = std::unique_ptr<IBackendInternal>;
} // namespace armnn
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