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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "ClBackend.hpp"
#include "ClBackendId.hpp"
#include "ClBackendModelContext.hpp"
#include "ClWorkloadFactory.hpp"
#include "ClBackendContext.hpp"
#include "ClLayerSupport.hpp"
#include "ClTensorHandleFactory.hpp"
#include <armnn/BackendRegistry.hpp>
#include <aclCommon/BaseMemoryManager.hpp>
#include <armnn/backends/IBackendContext.hpp>
#include <armnn/backends/IMemoryManager.hpp>
#include <armnn/utility/PolymorphicDowncast.hpp>
#include <Optimizer.hpp>
#include <arm_compute/runtime/CL/CLBufferAllocator.h>
namespace armnn
{
const BackendId& ClBackend::GetIdStatic()
{
static const BackendId s_Id{ClBackendId()};
return s_Id;
}
IBackendInternal::IMemoryManagerUniquePtr ClBackend::CreateMemoryManager() const
{
return std::make_unique<ClMemoryManager>(std::make_unique<arm_compute::CLBufferAllocator>());
}
IBackendInternal::IWorkloadFactoryPtr ClBackend::CreateWorkloadFactory(
const IBackendInternal::IMemoryManagerSharedPtr& memoryManager) const
{
return std::make_unique<ClWorkloadFactory>(
PolymorphicPointerDowncast<ClMemoryManager>(memoryManager));
}
IBackendInternal::IWorkloadFactoryPtr ClBackend::CreateWorkloadFactory(
const IBackendInternal::IMemoryManagerSharedPtr& memoryManager, const ModelOptions& modelOptions) const
{
return std::make_unique<ClWorkloadFactory>(
PolymorphicPointerDowncast<ClMemoryManager>(memoryManager), CreateBackendSpecificModelContext(modelOptions));
}
IBackendInternal::IWorkloadFactoryPtr ClBackend::CreateWorkloadFactory(
TensorHandleFactoryRegistry& registry) const
{
auto memoryManager = std::make_shared<ClMemoryManager>(std::make_unique<arm_compute::CLBufferAllocator>());
registry.RegisterMemoryManager(memoryManager);
registry.RegisterFactory(std::make_unique<ClTensorHandleFactory>(memoryManager));
return std::make_unique<ClWorkloadFactory>(
PolymorphicPointerDowncast<ClMemoryManager>(memoryManager));
}
IBackendInternal::IWorkloadFactoryPtr ClBackend::CreateWorkloadFactory(
TensorHandleFactoryRegistry& registry, const ModelOptions& modelOptions) const
{
auto memoryManager = std::make_shared<ClMemoryManager>(std::make_unique<arm_compute::CLBufferAllocator>());
registry.RegisterMemoryManager(memoryManager);
registry.RegisterFactory(std::make_unique<ClTensorHandleFactory>(memoryManager));
return std::make_unique<ClWorkloadFactory>(
PolymorphicPointerDowncast<ClMemoryManager>(memoryManager), CreateBackendSpecificModelContext(modelOptions));
}
std::vector<ITensorHandleFactory::FactoryId> ClBackend::GetHandleFactoryPreferences() const
{
return std::vector<ITensorHandleFactory::FactoryId> {ClTensorHandleFactory::GetIdStatic()};
}
void ClBackend::RegisterTensorHandleFactories(TensorHandleFactoryRegistry& registry)
{
auto mgr = std::make_shared<ClMemoryManager>(std::make_unique<arm_compute::CLBufferAllocator>());
registry.RegisterMemoryManager(mgr);
registry.RegisterFactory(std::make_unique<ClTensorHandleFactory>(mgr));
}
IBackendInternal::IBackendContextPtr ClBackend::CreateBackendContext(const IRuntime::CreationOptions& options) const
{
return IBackendContextPtr{new ClBackendContext{options}};
}
IBackendInternal::IBackendProfilingContextPtr ClBackend::CreateBackendProfilingContext(
const IRuntime::CreationOptions&, IBackendProfilingPtr&)
{
return IBackendProfilingContextPtr{};
}
IBackendInternal::Optimizations ClBackend::GetOptimizations() const
{
return Optimizations{};
}
IBackendInternal::IBackendSpecificModelContextPtr ClBackend::CreateBackendSpecificModelContext(
const ModelOptions& modelOptions) const
{
return IBackendSpecificModelContextPtr{new ClBackendModelContext{modelOptions}};
}
IBackendInternal::ILayerSupportSharedPtr ClBackend::GetLayerSupport() const
{
static ILayerSupportSharedPtr layerSupport
{
new ClLayerSupport(IBackendInternal::IBackendSpecificModelContextPtr{})
};
return layerSupport;
}
IBackendInternal::ILayerSupportSharedPtr ClBackend::GetLayerSupport(const ModelOptions& modelOptions) const
{
static ILayerSupportSharedPtr layerSupport
{
new ClLayerSupport(CreateBackendSpecificModelContext(modelOptions))
};
return layerSupport;
}
OptimizationViews ClBackend::OptimizeSubgraphView(const SubgraphView& subgraph) const
{
OptimizationViews optimizationViews;
optimizationViews.AddUntouchedSubgraph(SubgraphView(subgraph));
return optimizationViews;
}
} // namespace armnn
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