IVGCVSW-6683-6684 Add ClBaseWorkload and NeonBaseWorkload

* Neon/Cl Activation workloads inherit from Cl/Neon BaseWorkload
* Unit Test for ReplaceTensorHandle functions

Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: I985e34b93a96405735402a6d3b947957afbe2857
diff --git a/src/backends/neon/workloads/NeonActivationWorkload.cpp b/src/backends/neon/workloads/NeonActivationWorkload.cpp
index dd4c97d..0fadc12 100644
--- a/src/backends/neon/workloads/NeonActivationWorkload.cpp
+++ b/src/backends/neon/workloads/NeonActivationWorkload.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright © 2017 Arm Ltd. All rights reserved.
+// Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
 // SPDX-License-Identifier: MIT
 //
 
@@ -31,7 +31,7 @@
 
 NeonActivationWorkload::NeonActivationWorkload(const ActivationQueueDescriptor& descriptor,
                                                const WorkloadInfo& info)
-    : BaseWorkload<ActivationQueueDescriptor>(descriptor, info)
+    : NeonBaseWorkload<ActivationQueueDescriptor>(descriptor, info)
 {
     // Report Profiling Details
     ARMNN_REPORT_PROFILING_WORKLOAD_DESC("NeonActivationWorkload_Construct",
diff --git a/src/backends/neon/workloads/NeonActivationWorkload.hpp b/src/backends/neon/workloads/NeonActivationWorkload.hpp
index c3d6cc1..72ad477 100644
--- a/src/backends/neon/workloads/NeonActivationWorkload.hpp
+++ b/src/backends/neon/workloads/NeonActivationWorkload.hpp
@@ -1,23 +1,22 @@
 //
-// Copyright © 2017 Arm Ltd. All rights reserved.
+// Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
 // SPDX-License-Identifier: MIT
 //
 
 #pragma once
 
-#include <armnn/backends/Workload.hpp>
+#include "NeonBaseWorkload.hpp"
 
 #include <arm_compute/core/Error.h>
 #include <arm_compute/runtime/IFunction.h>
 
 namespace armnn
 {
-
 arm_compute::Status NeonActivationWorkloadValidate(const TensorInfo& input,
                                                    const TensorInfo& output,
                                                    const ActivationDescriptor& descriptor);
 
-class NeonActivationWorkload : public BaseWorkload<ActivationQueueDescriptor>
+class NeonActivationWorkload : public NeonBaseWorkload<ActivationQueueDescriptor>
 {
 public:
     NeonActivationWorkload(const ActivationQueueDescriptor& descriptor, const WorkloadInfo& info);
diff --git a/src/backends/neon/workloads/NeonBaseWorkload.hpp b/src/backends/neon/workloads/NeonBaseWorkload.hpp
new file mode 100644
index 0000000..a92f35a
--- /dev/null
+++ b/src/backends/neon/workloads/NeonBaseWorkload.hpp
@@ -0,0 +1,40 @@
+//
+// 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 NeonBaseWorkload : public BaseWorkload<QueueDescriptor>
+{
+public:
+    NeonBaseWorkload(const QueueDescriptor& descriptor, const WorkloadInfo& info)
+            : BaseWorkload<QueueDescriptor>(descriptor, info)
+    {}
+
+    // Replace input tensor handle with the given TensorHandle and call Reconfigure()
+    void ReplaceInputTensorHandle(ITensorHandle* tensorHandle, unsigned int slot) override
+    {
+        this->m_Data.m_Inputs[slot] = tensorHandle;
+        Reconfigure();
+    }
+
+    // Replace output tensor handle with the given TensorHandle and call Reconfigure()
+    void ReplaceOutputTensorHandle(ITensorHandle* tensorHandle, unsigned int slot) override
+    {
+        this->m_Data.m_Outputs[slot] = tensorHandle;
+        Reconfigure();
+    }
+
+    // Reconfigure the workload configuration. Throw armnn::UnimplementedException by default.
+    virtual void Reconfigure()
+    {
+        throw armnn::UnimplementedException("Reconfigure not implemented for this workload");
+    }
+};
+} //namespace armnn