IVGCVSW-3617 Add CL TensorHandleFactory

* Adds ClTensorHandleFactory
* Includes some refactoring of NeonTensorHandleFactory

Signed-off-by: Jan Eilers <jan.eilers@arm.com>
Change-Id: I9f0874b1945050267c5ece970e6d9b200ed8a865

1 files changed, 52 insertions, 0 deletions

diff --git a/src/backends/cl/ClTensorHandleFactory.hpp b/src/backends/cl/ClTensorHandleFactory.hpp
new file mode 100644
index 0000000000..9ae1edcebc
--- /dev/null
+++ b/src/backends/cl/ClTensorHandleFactory.hpp
@@ -0,0 +1,52 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include <backendsCommon/ITensorHandleFactory.hpp>
+#include <aclCommon/BaseMemoryManager.hpp>
+#include <backendsCommon/IMemoryManager.hpp>
+#include <armnn/MemorySources.hpp>
+
+namespace armnn
+{
+
+constexpr const char* ClTensorHandleFactoryId() { return "Arm/Cl/TensorHandleFactory"; }
+
+class ClTensorHandleFactory : public ITensorHandleFactory {
+public:
+    static const FactoryId m_Id;
+
+    ClTensorHandleFactory(std::shared_ptr<ClMemoryManager> mgr)
+                          : m_MemoryManager(mgr),
+                            m_ImportFlags(static_cast<MemorySourceFlags>(MemorySource::Undefined)),
+                            m_ExportFlags(static_cast<MemorySourceFlags>(MemorySource::Undefined))
+        {}
+
+    std::unique_ptr<ITensorHandle> CreateSubTensorHandle(ITensorHandle& parent,
+                                                         const TensorShape& subTensorShape,
+                                                         const unsigned int* subTensorOrigin) const override;
+
+    std::unique_ptr<ITensorHandle> CreateTensorHandle(const TensorInfo& tensorInfo) const override;
+
+    std::unique_ptr<ITensorHandle> CreateTensorHandle(const TensorInfo& tensorInfo,
+                                                      DataLayout dataLayout) const override;
+
+    static const FactoryId& GetIdStatic();
+
+    const FactoryId GetId() const override;
+
+    bool SupportsSubTensors() const override;
+
+    MemorySourceFlags GetExportFlags() const override;
+
+    MemorySourceFlags GetImportFlags() const override;
+
+private:
+    mutable std::shared_ptr<ClMemoryManager> m_MemoryManager;
+    MemorySourceFlags m_ImportFlags;
+    MemorySourceFlags m_ExportFlags;
+};
+
+} // namespace armnn
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