From 868eb14c463ee76668ad75d4cd4e718a840f7be6 Mon Sep 17 00:00:00 2001
From: Kevin May <kevin.may@arm.com>
Date: Wed, 4 Sep 2019 17:29:31 +0100
Subject: IVGCVSW-3739 Add Arm NN front end support for Abs Layer

	* Add Abs Layer
	* Add no-op factory implementations for CpuRef, CpuAcc, GpuAcc
	* Add Queue Descriptor in WorkloadData
	* Add IsAbsLayerSupported to LayerSupport
	* Add LayerVisitor tests

Signed-off-by: Kevin May <kevin.may@arm.com>
Change-Id: Ib0992571d1c80de851cea466291be904e9bdb430
---
 src/armnn/layers/AbsLayer.hpp | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/armnn/layers/AbsLayer.hpp

(limited to 'src/armnn/layers/AbsLayer.hpp')

diff --git a/src/armnn/layers/AbsLayer.hpp b/src/armnn/layers/AbsLayer.hpp
new file mode 100644
index 0000000000..643cf4b629
--- /dev/null
+++ b/src/armnn/layers/AbsLayer.hpp
@@ -0,0 +1,42 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <Layer.hpp>
+
+namespace armnn
+{
+
+class AbsLayer : public Layer
+{
+public:
+    /// Makes a workload for the Abs type.
+    /// @param [in] graph The graph where this layer can be found.
+    /// @param [in] factory The workload factory which will create the workload.
+    /// @return A pointer to the created workload, or nullptr if not created.
+    virtual std::unique_ptr<IWorkload> CreateWorkload(const Graph& graph,
+                                                      const IWorkloadFactory& factory) const override;
+
+    /// Creates a dynamically-allocated copy of this layer.
+    /// @param [in] graph The graph into which this layer is being cloned.
+    AbsLayer* Clone(Graph& graph) const override;
+
+    /// Check if the input tensor shape(s)
+    /// will lead to a valid configuration of @ref AbsLayer.
+    void ValidateTensorShapesFromInputs() override;
+
+    void Accept(ILayerVisitor& visitor) const override;
+
+protected:
+    /// Constructor to create an AbsLayer.
+    /// @param [in] name Optional name for the layer.
+    AbsLayer(const char* name);
+
+    /// Default destructor
+    ~AbsLayer() = default;
+};
+
+} // namespace
\ No newline at end of file
-- 
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