IVGCVSW-1898 : Ref backend folder structure

* Reference backend is renamed to backends/reference as per
  https://confluence.arm.com/display/MLENG/Pluggable+backends

Change-Id: I27a13c274eb60995dfb459e3c49c0e2f60bcd32c

1 files changed, 0 insertions, 82 deletions

diff --git a/src/backends/RefWorkloads/Merger.hpp b/src/backends/RefWorkloads/Merger.hpp
deleted file mode 100644
index 867925faa2..0000000000
--- a/src/backends/RefWorkloads/Merger.hpp
+++ /dev/null
@@ -1,82 +0,0 @@
-//
-// Copyright © 2017 Arm Ltd. All rights reserved.
-// SPDX-License-Identifier: MIT
-//
-
-#pragma once
-
-#include "RefWorkloadUtils.hpp"
-
-#include "backends/WorkloadData.hpp"
-
-#include <armnn/Tensor.hpp>
-
-namespace armnn
-{
-
-template <typename DataType>
-void Merger(const MergerQueueDescriptor& data)
-{
-    const TensorInfo& outputInfo0 = GetTensorInfo(data.m_Outputs[0]);
-
-    for (unsigned int index = 0 ; index < outputInfo0.GetNumElements(); ++index)
-    {
-        unsigned int indices[MaxNumOfTensorDimensions] = { 0 };
-
-        unsigned int indexRemainder = index;
-        unsigned int dimensionStride = outputInfo0.GetNumElements();
-
-        for (unsigned int i=0; i<outputInfo0.GetNumDimensions(); i++)
-        {
-            dimensionStride /= outputInfo0.GetShape()[i];
-            indices[i] = indexRemainder / dimensionStride; // Use integer division to round down.
-            indexRemainder -= indices[i] * dimensionStride;
-        }
-
-        for (unsigned int viewIdx = 0; viewIdx < data.m_ViewOrigins.size(); ++viewIdx)
-        {
-            MergerQueueDescriptor::ViewOrigin const& view = data.m_ViewOrigins[viewIdx];
-
-            //Split view extents are defined by the size of (the corresponding) input tensor.
-            const TensorInfo& inputInfo = GetTensorInfo(data.m_Inputs[viewIdx]);
-            BOOST_ASSERT(inputInfo.GetNumDimensions() == outputInfo0.GetNumDimensions());
-
-            // Check all dimensions to see if this element is inside the given input view.
-            bool insideView = true;
-            for (unsigned int i=0; i<inputInfo.GetNumDimensions(); i++)
-            {
-                if (indices[i] < view.m_Origin[i])
-                {
-                    insideView = false;
-                }
-                if (indices[i] >= view.m_Origin[i] + inputInfo.GetShape()[i])
-                {
-                    insideView = false;
-                }
-            }
-
-            if (insideView)
-            {
-                unsigned int inIndex = 0;
-                unsigned int dimensionStride = 1;
-
-                for (unsigned int i = inputInfo.GetNumDimensions(); i-- > 0;)
-                {
-                    inIndex += dimensionStride * (indices[i] - view.m_Origin[i]);
-                    dimensionStride *= inputInfo.GetShape()[i];
-                }
-
-                //We are within the view, copy input data to the output corresponding to this view.
-                (GetOutputTensorData<DataType>(0, data))[index] =
-                    (GetInputTensorData<DataType>(viewIdx, data))[inIndex];
-
-                //What should we do if input views overlap on the output tensor?
-                //We could error, take the average, or shm else...
-                //For now just stop after finding first view (input) that matches.
-                break;
-            }
-        }
-    }
-}
-
-} //namespace armnn