IVGCVSW-3622 Add Neon TensorHandleFactory

Signed-off-by: James Conroy <james.conroy@arm.com>
Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: I9f24f7d97c1e7d37ee7d58ff85c6c3f8496e52ec
diff --git a/src/backends/neon/NeonBackend.cpp b/src/backends/neon/NeonBackend.cpp
index d7be844..f86509c 100644
--- a/src/backends/neon/NeonBackend.cpp
+++ b/src/backends/neon/NeonBackend.cpp
@@ -7,6 +7,7 @@
 #include "NeonBackendId.hpp"
 #include "NeonWorkloadFactory.hpp"
 #include "NeonLayerSupport.hpp"
+#include "NeonTensorHandleFactory.hpp"
 
 #include <aclCommon/BaseMemoryManager.hpp>
 
@@ -58,6 +59,17 @@
         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{};
@@ -83,4 +95,18 @@
     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