1 files changed, 0 insertions, 89 deletions
diff --git a/src/armnn/optimizations/FuseConvertFp32ToBf16IntoConstLayers.hpp b/src/armnn/optimizations/FuseConvertFp32ToBf16IntoConstLayers.hpp
deleted file mode 100644
index d112010539..0000000000
--- a/src/armnn/optimizations/FuseConvertFp32ToBf16IntoConstLayers.hpp
+++ /dev/null
@@ -1,89 +0,0 @@
-//
-// Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
-// SPDX-License-Identifier: MIT
-//
-
-#pragma once
-
-#include "Optimization.hpp"
-#include <armnnUtils/Permute.hpp>
-#include <ResolveType.hpp>
-
-namespace armnn
-{
-namespace optimizations
-{
-
-class FuseConvertFp32ToBf16IntoConstLayers
-{
-public:
-    void Run(Graph& graph, InputSlot& connection) const
-    {
-        Layer& base = connection.GetConnectedOutputSlot()->GetOwningLayer();
-        Layer& child = connection.GetOwningLayer();
-
-        ARMNN_ASSERT(base.GetType() == LayerType::Constant);
-        ARMNN_ASSERT(child.GetType() == LayerType::ConvertFp32ToBf16);
-
-        auto dataType = base.GetDataType();
-        switch (dataType)
-        {
-            case DataType::Float32:
-                ReplaceConvertFp32ToBf16Layer<DataType::BFloat16>(
-                        graph,
-                        PolymorphicDowncast<ConstantLayer*>(&base),
-                        PolymorphicDowncast<ConvertFp32ToBf16Layer*>(&child));
-                break;
-            default:
-                throw InvalidArgumentException(GetDataTypeName(dataType) +
-                                               std::string(" Constant Layer cannot be fused into ")  +
-                                               GetDataTypeName(child.GetDataType()) +
-                                               std::string(" conversion layer."));
-        }
-    }
-protected:
-    FuseConvertFp32ToBf16IntoConstLayers()  = default;
-    ~FuseConvertFp32ToBf16IntoConstLayers() = default;
-private:
-    template<armnn::DataType ArmnnType,
-             typename T = armnn::ResolveType<ArmnnType>>
-    static void ReplaceConvertFp32ToBf16Layer(Graph& graph,
-                                              ConstantLayer* constantLayer,
-                                              ConvertFp32ToBf16Layer* convertFp32ToBf16layer)
-    {
-        IgnoreUnused(graph);
-        /**
-         * This optimisation is to find situations where a constant set of inputs is being provided to a
-         * ConvertFp32ToBf16 layer. In this case we don't want the overhead of Converting the values on
-         * every inference, instead we want to Convert them once and store them in a Const layer to be
-         * used everytime as they will not change.
-         */
-        TensorInfo outputConvertFp32ToBf16Info = convertFp32ToBf16layer->GetOutputSlot(0).GetTensorInfo();
-        std::vector<T> newValues(outputConvertFp32ToBf16Info.GetNumElements());
-
-        armnnUtils::FloatingPointConverter::ConvertFloat32ToBFloat16(
-                constantLayer->m_LayerOutput->GetConstTensor<float>(),
-                outputConvertFp32ToBf16Info.GetNumElements(),
-                newValues.data());
-        TensorInfo newInfo = outputConvertFp32ToBf16Info;
-        newInfo.SetConstant(true);
-        ConstTensor newInput(newInfo, newValues);
-
-        constantLayer->m_LayerOutput.reset(new ScopedTensorHandle(newInput));
-
-        // Moves connections in convertFp32ToBf16layer output slot to the constant layer.
-        // ConvertFp32ToBf16layer layer will be removed if left unconnected.
-        convertFp32ToBf16layer->GetOutputSlot().MoveAllConnections(constantLayer->GetOutputSlot());
-
-        // Updating the output tensor
-        constantLayer->GetOutputSlot(0).SetTensorInfo(newInfo);
-        ARMNN_ASSERT(constantLayer->GetOutputSlot(0).GetTensorInfo().IsConstant() == true);
-    }
-};
-
-using FuseConversionLayersIntoConstLayers = OptimizeForConnection<ConstantLayer,
-                                                                  ConvertFp32ToBf16Layer,
-                                                                  FuseConvertFp32ToBf16IntoConstLayers>;
-
-} // namespace optimizations
-} // namespace armnn
-\ No newline at end of file