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//
// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "MockImportBackend.hpp"
#include "MockImportLayerSupport.hpp"
#include <armnn/BackendRegistry.hpp>
#include <armnn/backends/IBackendContext.hpp>
#include <armnn/backends/IMemoryManager.hpp>
#include <armnn/utility/PolymorphicDowncast.hpp>
#include <reference/RefWorkloadFactory.hpp>
#include <reference/RefTensorHandleFactory.hpp>
#include <Optimizer.hpp>
namespace armnn
{
MockImportBackendInitialiser::MockImportBackendInitialiser()
{
BackendRegistryInstance().Register(MockImportBackend::GetIdStatic(),
[]()
{
return IBackendInternalUniquePtr(new MockImportBackend);
});
}
MockImportBackendInitialiser::~MockImportBackendInitialiser()
{
try
{
BackendRegistryInstance().Deregister(MockImportBackend::GetIdStatic());
}
catch (...)
{
std::cerr << "could not deregister mock import backend" << std::endl;
}
}
const BackendId& MockImportBackend::GetIdStatic()
{
static const BackendId s_Id{ MockImportBackendId() };
return s_Id;
}
IBackendInternal::IWorkloadFactoryPtr MockImportBackend::CreateWorkloadFactory(
const IBackendInternal::IMemoryManagerSharedPtr& memoryManager) const
{
return std::make_unique<RefWorkloadFactory>(PolymorphicPointerDowncast<RefMemoryManager>(memoryManager));
}
IBackendInternal::IWorkloadFactoryPtr MockImportBackend::CreateWorkloadFactory(
class TensorHandleFactoryRegistry& tensorHandleFactoryRegistry) const
{
auto memoryManager = std::make_shared<RefMemoryManager>();
tensorHandleFactoryRegistry.RegisterMemoryManager(memoryManager);
tensorHandleFactoryRegistry.RegisterFactory(std::make_unique<RefTensorHandleFactory>(memoryManager));
return std::make_unique<RefWorkloadFactory>(PolymorphicPointerDowncast<RefMemoryManager>(memoryManager));
}
IBackendInternal::IBackendContextPtr MockImportBackend::CreateBackendContext(const IRuntime::CreationOptions&) const
{
return IBackendContextPtr{};
}
IBackendInternal::IBackendProfilingContextPtr MockImportBackend::CreateBackendProfilingContext(
const IRuntime::CreationOptions&, IBackendProfilingPtr&)
{
return IBackendProfilingContextPtr{};
}
IBackendInternal::IMemoryManagerUniquePtr MockImportBackend::CreateMemoryManager() const
{
return std::make_unique<RefMemoryManager>();
}
IBackendInternal::Optimizations MockImportBackend::GetOptimizations() const
{
return Optimizations{};
}
IBackendInternal::ILayerSupportSharedPtr MockImportBackend::GetLayerSupport() const
{
static ILayerSupportSharedPtr layerSupport{new MockImportLayerSupport};
return layerSupport;
}
OptimizationViews MockImportBackend::OptimizeSubgraphView(const SubgraphView& subgraph) const
{
OptimizationViews optimizationViews;
optimizationViews.AddUntouchedSubgraph(SubgraphView(subgraph));
return optimizationViews;
}
std::vector<ITensorHandleFactory::FactoryId> MockImportBackend::GetHandleFactoryPreferences() const
{
return std::vector<ITensorHandleFactory::FactoryId> { RefTensorHandleFactory::GetIdStatic() };
}
void MockImportBackend::RegisterTensorHandleFactories(class TensorHandleFactoryRegistry& registry)
{
auto memoryManager = std::make_shared<RefMemoryManager>();
registry.RegisterMemoryManager(memoryManager);
registry.RegisterFactory(std::make_unique<RefTensorHandleFactory>(memoryManager));
}
} // namespace armnn
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