From 3ae3f978cf9ce3174609b7152af87acb410b0fe0 Mon Sep 17 00:00:00 2001
From: Keith Davis <keith.davis@arm.com>
Date: Fri, 21 May 2021 16:33:48 +0100
Subject: MLCE-510 Add CpuRef Shape Operator to ArmNN

 * Add front end
 * Add reference workload
 * Serialization/Deserialization
 * Add unit tests
 * Update ArmNN Versioning

Signed-off-by: Keith Davis <keith.davis@arm.com>
Change-Id: I6fcb1fa341d6f08dea4003b13544e6e9f53fefd3
---
 src/backends/reference/workloads/CMakeLists.txt    |  1 +
 .../reference/workloads/RefShapeWorkload.hpp       | 48 ++++++++++++++++++++++
 src/backends/reference/workloads/RefWorkloads.hpp  |  5 ++-
 3 files changed, 52 insertions(+), 2 deletions(-)
 create mode 100644 src/backends/reference/workloads/RefShapeWorkload.hpp

(limited to 'src/backends/reference/workloads')

diff --git a/src/backends/reference/workloads/CMakeLists.txt b/src/backends/reference/workloads/CMakeLists.txt
index 09e02e67bd..7a769e5246 100644
--- a/src/backends/reference/workloads/CMakeLists.txt
+++ b/src/backends/reference/workloads/CMakeLists.txt
@@ -143,6 +143,7 @@ list(APPEND armnnRefBackendWorkloads_sources
     RefResizeBilinearWorkload.hpp
     RefResizeWorkload.cpp
     RefResizeWorkload.hpp
+    RefShapeWorkload.hpp
     RefSliceWorkload.cpp
     RefSliceWorkload.hpp
     RefSoftmaxWorkload.cpp
diff --git a/src/backends/reference/workloads/RefShapeWorkload.hpp b/src/backends/reference/workloads/RefShapeWorkload.hpp
new file mode 100644
index 0000000000..8e2a410b0c
--- /dev/null
+++ b/src/backends/reference/workloads/RefShapeWorkload.hpp
@@ -0,0 +1,48 @@
+//
+// Copyright © 2021 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <backendsCommon/Workload.hpp>
+#include <backendsCommon/WorkloadData.hpp>
+
+#include "RefWorkloadUtils.hpp"
+
+namespace armnn
+{
+
+struct RefShapeWorkload : public BaseWorkload<ShapeQueueDescriptor>
+{
+public:
+    using BaseWorkload<ShapeQueueDescriptor>::BaseWorkload;
+    virtual void Execute() const override
+    {
+        Execute(m_Data.m_Inputs, m_Data.m_Outputs);
+    }
+    void ExecuteAsync(WorkingMemDescriptor& workingMemDescriptor)  override
+    {
+        Execute(workingMemDescriptor.m_Inputs, workingMemDescriptor.m_Outputs);
+    }
+
+private:
+    void Execute(std::vector<ITensorHandle*> inputs, std::vector<ITensorHandle*> outputs) const
+    {
+        const TensorShape Shape = GetTensorInfo(inputs[0]).GetShape();
+
+        const TensorInfo& outputInfo = GetTensorInfo(outputs[0]);
+
+        unsigned int numBytes =
+            GetTensorInfo(inputs[0]).GetNumDimensions() * GetDataTypeSize(outputInfo.GetDataType());
+
+        std::memcpy(outputs[0]->Map(), &Shape, numBytes);
+        outputs[0]->Unmap();
+    }
+};
+
+} //namespace armnn
+
+
+
+
diff --git a/src/backends/reference/workloads/RefWorkloads.hpp b/src/backends/reference/workloads/RefWorkloads.hpp
index d3995f2b82..afe63d13c0 100644
--- a/src/backends/reference/workloads/RefWorkloads.hpp
+++ b/src/backends/reference/workloads/RefWorkloads.hpp
@@ -35,10 +35,10 @@
 #include "RefDequantizeWorkload.hpp"
 #include "RefElementwiseWorkload.hpp"
 #include "RefElementwiseUnaryWorkload.hpp"
+#include "RefFakeQuantizationFloat32Workload.hpp"
 #include "RefFillWorkload.hpp"
-#include "RefFullyConnectedWorkload.hpp"
 #include "RefFloorWorkload.hpp"
-#include "RefFakeQuantizationFloat32Workload.hpp"
+#include "RefFullyConnectedWorkload.hpp"
 #include "RefGatherWorkload.hpp"
 #include "RefInstanceNormalizationWorkload.hpp"
 #include "RefL2NormalizationWorkload.hpp"
@@ -59,6 +59,7 @@
 #include "RefReshapeWorkload.hpp"
 #include "RefResizeBilinearWorkload.hpp"
 #include "RefResizeWorkload.hpp"
+#include "RefShapeWorkload.hpp"
 #include "RefSliceWorkload.hpp"
 #include "RefSplitterWorkload.hpp"
 #include "RefSoftmaxWorkload.hpp"
-- 
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