IVGCVSW-7159 Implement simple TOSA Reference Backend skeleton

 * Added files based on RefBackend
 * Added PreCompiled Workload skeleton
 * Increment ABI version of armnnTestUtils for CreateInput which had
   been left as pure virtual, added base implementation for it.
 * Add IsTosaLayerSupported() for Addition

Change-Id: I4c963adf3f50593d17ecdf21554502a64ad3bd76
diff --git a/src/backends/tosaReference/workloads/TosaRefBaseWorkload.hpp b/src/backends/tosaReference/workloads/TosaRefBaseWorkload.hpp
new file mode 100644
index 0000000..df82abb
--- /dev/null
+++ b/src/backends/tosaReference/workloads/TosaRefBaseWorkload.hpp
@@ -0,0 +1,39 @@
+//
+// Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <armnn/backends/Workload.hpp>
+
+namespace armnn
+{
+
+template <typename QueueDescriptor>
+class TosaRefBaseWorkload : public BaseWorkload<QueueDescriptor>
+{
+public:
+    TosaRefBaseWorkload(const QueueDescriptor& descriptor, const WorkloadInfo& info)
+            : BaseWorkload<QueueDescriptor>(descriptor, info)
+    {}
+
+    virtual bool SupportsTensorHandleReplacement()  const override
+    {
+        return true;
+    }
+
+    // Replace input tensor handle with the given TensorHandle
+    void ReplaceInputTensorHandle(ITensorHandle* tensorHandle, unsigned int slot) override
+    {
+        this->m_Data.m_Inputs[slot] = tensorHandle;
+    }
+
+    // Replace output tensor handle with the given TensorHandle
+    void ReplaceOutputTensorHandle(ITensorHandle* tensorHandle, unsigned int slot) override
+    {
+        this->m_Data.m_Outputs[slot] = tensorHandle;
+    }
+};
+
+} //namespace armnn
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