IVGCVSW-2315 Add DebugLayer and no-op factory method

Change-Id: I5455b720565248ff94278e76887d63f8434a7b58

2 files changed, 73 insertions, 0 deletions

diff --git a/src/armnn/layers/DebugLayer.cpp b/src/armnn/layers/DebugLayer.cpp
new file mode 100644
index 0000000000..c407643742
--- /dev/null
+++ b/src/armnn/layers/DebugLayer.cpp
@@ -0,0 +1,46 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#include "DebugLayer.hpp"
+
+#include "LayerCloneBase.hpp"
+
+#include <backendsCommon/WorkloadData.hpp>
+#include <backendsCommon/WorkloadFactory.hpp>
+
+namespace armnn
+{
+
+DebugLayer::DebugLayer(const char* name) : Layer(1, 1, LayerType::Debug, name)
+{}
+
+std::unique_ptr<IWorkload> DebugLayer::CreateWorkload(const Graph& graph,
+                                                      const IWorkloadFactory& factory) const
+{
+    DebugQueueDescriptor descriptor;
+
+    return factory.CreateDebug(descriptor, PrepInfoAndDesc(descriptor, graph));
+}
+
+DebugLayer* DebugLayer::Clone(Graph& graph) const
+{
+    return CloneBase<DebugLayer>(graph, GetName());
+}
+
+void DebugLayer::ValidateTensorShapesFromInputs()
+{
+    VerifyLayerConnections(1, CHECK_LOCATION());
+
+    std::vector<TensorShape> inferredShapes = InferOutputShapes({
+        GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape() });
+
+    BOOST_ASSERT(inferredShapes.size() == 1);
+
+    ConditionalThrowIfNotEqual<LayerValidationException>(
+        "DebugLayer: TensorShape set on OutputSlot[0] does not match the inferred shape.",
+        GetOutputSlot(0).GetTensorInfo().GetShape(),
+        inferredShapes[0]);
+}
+
+} // namespace armnn
diff --git a/src/armnn/layers/DebugLayer.hpp b/src/armnn/layers/DebugLayer.hpp
new file mode 100644
index 0000000000..39ef9c7ae0
--- /dev/null
+++ b/src/armnn/layers/DebugLayer.hpp
@@ -0,0 +1,27 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include <Layer.hpp>
+
+namespace armnn
+{
+
+class DebugLayer : public Layer
+{
+public:
+    virtual std::unique_ptr<IWorkload> CreateWorkload(const Graph& graph,
+                                                      const IWorkloadFactory& factory) const override;
+
+    DebugLayer* Clone(Graph& graph) const override;
+
+    void ValidateTensorShapesFromInputs() override;
+
+protected:
+    DebugLayer(const char* name);
+    ~DebugLayer() = default;
+};
+
+} // namespace armnn