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-rw-r--r--src/armnn/InternalTypes.cpp1
-rw-r--r--src/armnn/InternalTypes.hpp1
-rw-r--r--src/armnn/LayerSupport.cpp9
-rw-r--r--src/armnn/LayersFwd.hpp2
-rw-r--r--src/armnn/Network.cpp5
-rw-r--r--src/armnn/Network.hpp2
-rw-r--r--src/armnn/layers/RsqrtLayer.cpp48
-rw-r--r--src/armnn/layers/RsqrtLayer.hpp40
8 files changed, 108 insertions, 0 deletions
diff --git a/src/armnn/InternalTypes.cpp b/src/armnn/InternalTypes.cpp
index fe806f1ccb..9ffd73ac08 100644
--- a/src/armnn/InternalTypes.cpp
+++ b/src/armnn/InternalTypes.cpp
@@ -45,6 +45,7 @@ char const* GetLayerTypeAsCString(LayerType type)
case LayerType::Permute: return "Permute";
case LayerType::Pooling2d: return "Pooling2d";
case LayerType::Reshape: return "Reshape";
+ case LayerType::Rsqrt: return "Rsqrt";
case LayerType::ResizeBilinear: return "ResizeBilinear";
case LayerType::Softmax: return "Softmax";
case LayerType::SpaceToBatchNd: return "SpaceToBatchNd";
diff --git a/src/armnn/InternalTypes.hpp b/src/armnn/InternalTypes.hpp
index c6b5c04665..f4996db73e 100644
--- a/src/armnn/InternalTypes.hpp
+++ b/src/armnn/InternalTypes.hpp
@@ -46,6 +46,7 @@ enum class LayerType
Pooling2d,
Reshape,
ResizeBilinear,
+ Rsqrt,
Softmax,
SpaceToBatchNd,
Splitter,
diff --git a/src/armnn/LayerSupport.cpp b/src/armnn/LayerSupport.cpp
index 3c864c5ae7..cf6ce27dda 100644
--- a/src/armnn/LayerSupport.cpp
+++ b/src/armnn/LayerSupport.cpp
@@ -389,6 +389,15 @@ bool IsReshapeSupported(const BackendId& backend,
FORWARD_LAYER_SUPPORT_FUNC(backend, IsReshapeSupported, input);
}
+bool IsRsqrtSupported(const BackendId& backend,
+ const TensorInfo& input,
+ const TensorInfo& output,
+ char* reasonIfUnsupported,
+ size_t reasonIfUnsupportedMaxLength)
+{
+ FORWARD_LAYER_SUPPORT_FUNC(backend, IsRsqrtSupported, input, output);
+}
+
bool IsFloorSupported(const BackendId& backend,
const TensorInfo& input,
const TensorInfo& output,
diff --git a/src/armnn/LayersFwd.hpp b/src/armnn/LayersFwd.hpp
index c9a12a6643..9f55233e8e 100644
--- a/src/armnn/LayersFwd.hpp
+++ b/src/armnn/LayersFwd.hpp
@@ -38,6 +38,7 @@
#include "layers/Pooling2dLayer.hpp"
#include "layers/ReshapeLayer.hpp"
#include "layers/ResizeBilinearLayer.hpp"
+#include "layers/RsqrtLayer.hpp"
#include "layers/SoftmaxLayer.hpp"
#include "layers/SpaceToBatchNdLayer.hpp"
#include "layers/SplitterLayer.hpp"
@@ -103,6 +104,7 @@ DECLARE_LAYER(Permute)
DECLARE_LAYER(Pooling2d)
DECLARE_LAYER(Reshape)
DECLARE_LAYER(ResizeBilinear)
+DECLARE_LAYER(Rsqrt)
DECLARE_LAYER(Softmax)
DECLARE_LAYER(SpaceToBatchNd)
DECLARE_LAYER(Splitter)
diff --git a/src/armnn/Network.cpp b/src/armnn/Network.cpp
index 0d959547e4..187d04eb2b 100644
--- a/src/armnn/Network.cpp
+++ b/src/armnn/Network.cpp
@@ -727,6 +727,11 @@ IConnectableLayer* Network::AddEqualLayer(const char* name)
return m_Graph->AddLayer<EqualLayer>(name);
}
+IConnectableLayer* Network::AddRsqrtLayer(const char * name)
+{
+ return m_Graph->AddLayer<RsqrtLayer>(name);
+}
+
OptimizedNetwork::OptimizedNetwork(std::unique_ptr<Graph> graph)
: m_Graph(std::move(graph))
{
diff --git a/src/armnn/Network.hpp b/src/armnn/Network.hpp
index f36ca4fa74..ba741e9af6 100644
--- a/src/armnn/Network.hpp
+++ b/src/armnn/Network.hpp
@@ -139,6 +139,8 @@ public:
IConnectableLayer* AddEqualLayer(const char* name = nullptr) override;
+ IConnectableLayer* AddRsqrtLayer(const char* name = nullptr) override;
+
private:
IConnectableLayer* AddFullyConnectedLayerImpl(const FullyConnectedDescriptor& fullyConnectedDescriptor,
const ConstTensor& weights,
diff --git a/src/armnn/layers/RsqrtLayer.cpp b/src/armnn/layers/RsqrtLayer.cpp
new file mode 100644
index 0000000000..d516810c68
--- /dev/null
+++ b/src/armnn/layers/RsqrtLayer.cpp
@@ -0,0 +1,48 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "RsqrtLayer.hpp"
+
+#include "LayerCloneBase.hpp"
+
+#include <armnn/TypesUtils.hpp>
+#include <backendsCommon/WorkloadData.hpp>
+#include <backendsCommon/WorkloadFactory.hpp>
+
+namespace armnn
+{
+
+RsqrtLayer::RsqrtLayer(const char* name)
+ : Layer(1, 1, LayerType::Rsqrt, name)
+{
+}
+
+std::unique_ptr<IWorkload> RsqrtLayer::CreateWorkload(const Graph& graph,
+ const IWorkloadFactory& factory) const
+{
+ RsqrtQueueDescriptor descriptor;
+ return factory.CreateRsqrt(descriptor, PrepInfoAndDesc(descriptor, graph));
+}
+
+RsqrtLayer* RsqrtLayer::Clone(Graph& graph) const
+{
+ return CloneBase<RsqrtLayer>(graph, GetName());
+}
+
+void RsqrtLayer::ValidateTensorShapesFromInputs()
+{
+ VerifyLayerConnections(1, CHECK_LOCATION());
+
+ auto inferredShapes = InferOutputShapes({ GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape() });
+
+ BOOST_ASSERT(inferredShapes.size() == 1);
+
+ ConditionalThrowIfNotEqual<LayerValidationException>(
+ "RsqrtLayer: TensorShape set on OutputSlot[0] does not match the inferred shape.",
+ GetOutputSlot(0).GetTensorInfo().GetShape(),
+ inferredShapes[0]);
+}
+
+} // namespace armnn \ No newline at end of file
diff --git a/src/armnn/layers/RsqrtLayer.hpp b/src/armnn/layers/RsqrtLayer.hpp
new file mode 100644
index 0000000000..47a4ccedd6
--- /dev/null
+++ b/src/armnn/layers/RsqrtLayer.hpp
@@ -0,0 +1,40 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <Layer.hpp>
+
+namespace armnn
+{
+
+class RsqrtLayer : public Layer
+{
+public:
+ /// Makes a workload for the Rsqrt 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.
+ RsqrtLayer* Clone(Graph& graph) const override;
+
+ /// Check if the input tensor shape(s)
+ /// will lead to a valid configuration of @ref RsqrtLayer.
+ void ValidateTensorShapesFromInputs() override;
+
+protected:
+ /// Constructor to create an RsqrtLayer.
+ /// @param [in] name Optional name for the layer.
+ RsqrtLayer(const char* name);
+
+ /// Default destructor
+ ~RsqrtLayer() = default;
+};
+
+} // namespace \ No newline at end of file