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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "NeonBackend.hpp"
#include "NeonBackendId.hpp"
#include "NeonWorkloadFactory.hpp"
#include "NeonLayerSupport.hpp"
#include "NeonTensorHandleFactory.hpp"
#include <aclCommon/BaseMemoryManager.hpp>
#include <backendsCommon/BackendRegistry.hpp>
#include <backendsCommon/IBackendContext.hpp>
#include <backendsCommon/IMemoryManager.hpp>
#include <Optimizer.hpp>
#include <arm_compute/runtime/Allocator.h>
#include <boost/cast.hpp>
#include <boost/polymorphic_pointer_cast.hpp>
namespace armnn
{
namespace
{
static BackendRegistry::StaticRegistryInitializer g_RegisterHelper
{
BackendRegistryInstance(),
NeonBackend::GetIdStatic(),
[]()
{
return IBackendInternalUniquePtr(new NeonBackend);
}
};
}
const BackendId& NeonBackend::GetIdStatic()
{
static const BackendId s_Id{NeonBackendId()};
return s_Id;
}
IBackendInternal::IMemoryManagerUniquePtr NeonBackend::CreateMemoryManager() const
{
return std::make_unique<NeonMemoryManager>(std::make_unique<arm_compute::Allocator>(),
BaseMemoryManager::MemoryAffinity::Offset);
}
IBackendInternal::IWorkloadFactoryPtr NeonBackend::CreateWorkloadFactory(
const IBackendInternal::IMemoryManagerSharedPtr& memoryManager) const
{
return std::make_unique<NeonWorkloadFactory>(
boost::polymorphic_pointer_downcast<NeonMemoryManager>(memoryManager));
}
IBackendInternal::IWorkloadFactoryPtr NeonBackend::CreateWorkloadFactory(
class TensorHandleFactoryRegistry& tensorHandleFactoryRegistry) const
{
auto memoryManager = std::make_shared<NeonMemoryManager>(std::make_unique<arm_compute::Allocator>(),
BaseMemoryManager::MemoryAffinity::Offset);
tensorHandleFactoryRegistry.RegisterMemoryManager(memoryManager);
return std::make_unique<NeonWorkloadFactory>(
boost::polymorphic_pointer_downcast<NeonMemoryManager>(memoryManager));
}
IBackendInternal::IBackendContextPtr NeonBackend::CreateBackendContext(const IRuntime::CreationOptions&) const
{
return IBackendContextPtr{};
}
IBackendInternal::Optimizations NeonBackend::GetOptimizations() const
{
return Optimizations{};
}
IBackendInternal::ILayerSupportSharedPtr NeonBackend::GetLayerSupport() const
{
static ILayerSupportSharedPtr layerSupport{new NeonLayerSupport};
return layerSupport;
}
OptimizationViews NeonBackend::OptimizeSubgraphView(const SubgraphView& subgraph) const
{
OptimizationViews optimizationViews;
optimizationViews.AddUntouchedSubgraph(SubgraphView(subgraph));
return optimizationViews;
}
std::vector<ITensorHandleFactory::FactoryId> NeonBackend::GetHandleFactoryPreferences() const
{
return std::vector<ITensorHandleFactory::FactoryId>() = {"Arm/Neon/TensorHandleFactory"};
}
void NeonBackend::RegisterTensorHandleFactories(class TensorHandleFactoryRegistry& registry)
{
auto memoryManager = std::make_shared<NeonMemoryManager>(std::make_unique<arm_compute::Allocator>(),
BaseMemoryManager::MemoryAffinity::Offset);
registry.RegisterMemoryManager(memoryManager);
registry.RegisterFactory(std::make_unique<NeonTensorHandleFactory>(memoryManager, "Arm/Neon/TensorHandleFactory"));
}
} // namespace armnn
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