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//
// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "SampleDynamicBackend.hpp"
#include "SampleDynamicLayerSupport.hpp"
#include "SampleDynamicWorkloadFactory.hpp"
#include "SampleMemoryManager.hpp"
#include "SampleDynamicTensorHandleFactory.hpp"
#include <armnn/backends/IBackendInternal.hpp>
#include <armnn/backends/OptimizationViews.hpp>
namespace armnn
{
constexpr const char * SampleDynamicBackendId() { return "SampleDynamic"; }
class SampleDynamicBackend : public IBackendInternal
{
public:
SampleDynamicBackend() = default;
~SampleDynamicBackend() = default;
static const BackendId& GetIdStatic()
{
static const BackendId s_Id{SampleDynamicBackendId()};
return s_Id;
}
const BackendId& GetId() const override { return GetIdStatic(); }
IBackendInternal::IMemoryManagerUniquePtr CreateMemoryManager() const override
{
return std::make_unique<SampleMemoryManager>();
}
IBackendInternal::IWorkloadFactoryPtr CreateWorkloadFactory(
const IMemoryManagerSharedPtr& memoryManager) const override
{
return std::make_unique<SampleDynamicWorkloadFactory>(
PolymorphicPointerDowncast<SampleMemoryManager>(memoryManager));
}
IBackendInternal::IWorkloadFactoryPtr CreateWorkloadFactory(
class TensorHandleFactoryRegistry& tensorHandleFactoryRegistry) const override
{
auto memoryManager = std::make_shared<SampleMemoryManager>();
tensorHandleFactoryRegistry.RegisterMemoryManager(memoryManager);
tensorHandleFactoryRegistry.RegisterFactory(std::make_unique<SampleDynamicTensorHandleFactory>(memoryManager));
return std::make_unique<SampleDynamicWorkloadFactory>(
PolymorphicPointerDowncast<SampleMemoryManager>(memoryManager));
}
IBackendInternal::IBackendProfilingContextPtr CreateBackendProfilingContext(
const IRuntime::CreationOptions&, IBackendProfilingPtr&) override
{
return IBackendProfilingContextPtr{};
}
IBackendInternal::ILayerSupportSharedPtr GetLayerSupport() const override
{
static ILayerSupportSharedPtr layerSupport{new SampleDynamicLayerSupport};
return layerSupport;
}
std::vector<ITensorHandleFactory::FactoryId> GetHandleFactoryPreferences() const override
{
return std::vector<ITensorHandleFactory::FactoryId> { SampleDynamicTensorHandleFactory::GetIdStatic() };
}
IBackendInternal::IBackendContextPtr CreateBackendContext(const IRuntime::CreationOptions&) const override
{
return IBackendContextPtr{};
}
OptimizationViews OptimizeSubgraphView(const SubgraphView& subgraph) const override
{
OptimizationViews optimizationViews;
optimizationViews.AddUntouchedSubgraph(SubgraphView(subgraph));
return optimizationViews;
}
void RegisterTensorHandleFactories(class TensorHandleFactoryRegistry& registry) override
{
auto memoryManager = std::make_shared<SampleMemoryManager>();
registry.RegisterMemoryManager(memoryManager);
registry.RegisterFactory(std::make_unique<SampleDynamicTensorHandleFactory>(memoryManager));
}
};
} // namespace armnn
const char* GetBackendId()
{
return armnn::SampleDynamicBackend::GetIdStatic().Get().c_str();
}
void GetVersion(uint32_t* outMajor, uint32_t* outMinor)
{
if (!outMajor || !outMinor)
{
return;
}
armnn::BackendVersion apiVersion = armnn::IBackendInternal::GetApiVersion();
*outMajor = apiVersion.m_Major;
*outMinor = apiVersion.m_Minor;
}
void* BackendFactory()
{
return new armnn::SampleDynamicBackend();
}
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