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-rw-r--r--src/backends/tosaCommon/TosaMappings.cpp7
-rw-r--r--src/backends/tosaCommon/operatorMappings/CMakeLists.txt4
-rw-r--r--src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.cpp72
-rw-r--r--src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.hpp19
-rw-r--r--src/backends/tosaCommon/operatorMappings/TosaCommonOperators.hpp3
-rw-r--r--src/backends/tosaCommon/test/OneToOneMappingTests.cpp52
6 files changed, 153 insertions, 4 deletions
diff --git a/src/backends/tosaCommon/TosaMappings.cpp b/src/backends/tosaCommon/TosaMappings.cpp
index 0b5fa1a158..3932b62b7b 100644
--- a/src/backends/tosaCommon/TosaMappings.cpp
+++ b/src/backends/tosaCommon/TosaMappings.cpp
@@ -1,5 +1,5 @@
//
-// Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
+// Copyright © 2022-2023 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
@@ -29,6 +29,11 @@ TosaSerializationBasicBlock* GetTosaMapping(const Layer* layer,
{
return ConvertElementwiseBinaryToTosaOperator(layer, type, inputs, outputs);
}
+ case LayerType::ElementwiseUnary:
+ {
+ auto unaryDesc = PolymorphicDowncast<const ElementwiseUnaryDescriptor*>(&descriptor);
+ return ConvertElementwiseUnaryOperator(layer, inputs, outputs, unaryDesc);
+ }
case LayerType::Concat:
{
auto concatDesc = PolymorphicDowncast<const OriginsDescriptor*>(&descriptor);
diff --git a/src/backends/tosaCommon/operatorMappings/CMakeLists.txt b/src/backends/tosaCommon/operatorMappings/CMakeLists.txt
index 2ec052cd43..26f51b643f 100644
--- a/src/backends/tosaCommon/operatorMappings/CMakeLists.txt
+++ b/src/backends/tosaCommon/operatorMappings/CMakeLists.txt
@@ -1,5 +1,5 @@
#
-# Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
+# Copyright © 2022-2023 Arm Ltd and Contributors. All rights reserved.
# SPDX-License-Identifier: MIT
#
@@ -14,6 +14,8 @@ list(APPEND armnnTosaBackendOperators_sources
Conv2dOperator.cpp
ElementwiseBinaryOperator.hpp
ElementwiseBinaryOperator.cpp
+ ElementwiseUnaryOperator.cpp
+ ElementwiseUnaryOperator.hpp
Pooling2DOperator.hpp
Pooling2DOperator.cpp
ReshapeOperator.hpp
diff --git a/src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.cpp b/src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.cpp
new file mode 100644
index 0000000000..15fb9d746b
--- /dev/null
+++ b/src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.cpp
@@ -0,0 +1,72 @@
+//
+// Copyright © 2023 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "ElementwiseUnaryOperator.hpp"
+
+TosaSerializationBasicBlock* ConvertElementwiseUnaryOperator(const Layer* layer,
+ const std::vector<const TensorInfo*>& inputs,
+ const std::vector<const TensorInfo*>& outputs,
+ const ElementwiseUnaryDescriptor* unaryDescriptor)
+{
+ std::string input0Name = std::string("input0_");
+ std::string outputName = std::string("output0_");
+ std::string blockName = std::string("Op_ELEMENTWISEUNARY_block_") + GetUniqueTosaMappingID();
+
+
+ // If a layer is present then the block will be used for execution, so input and output names need to be determined
+ // using the previous and following layers so the graph is connected correctly. For validation this doesn't matter.
+ if(layer != nullptr)
+ {
+ // Get the layer connected to the input slot and determine unique the tensor name.
+ Layer& connectedLayer0 = layer->GetInputSlot(0).GetConnectedOutputSlot()->GetOwningLayer();
+ input0Name = GenerateUniqueName(connectedLayer0, 0);
+
+ // Determine unique output tensor name.
+ outputName = GenerateUniqueOutputName(*layer, 0);
+ }
+
+ TosaSerializationOperator* op = nullptr;
+ switch(unaryDescriptor->m_Operation)
+ {
+ case UnaryOperation::Rsqrt:
+ {
+ op = new TosaSerializationOperator(tosa::Op_RSQRT,
+ Attribute_NONE,
+ nullptr,
+ {input0Name},
+ {outputName});
+ blockName = std::string("Op_RSQRT_block_") + GetUniqueTosaMappingID();
+ break;
+ }
+ default:
+ throw armnn::Exception("ConvertElementwiseUnaryToTosaOperator: Unsupported layer type.");
+ }
+
+ ARMNN_ASSERT(op != nullptr);
+
+ std::vector<TosaSerializationTensor*> tensors;
+ // Only add input tensor if connected layer is an input layer.
+ // As intermediate or constant tensors will be created separately.
+ // There also can't be duplicate tensor.
+ if(input0Name.find("input0_") != std::string::npos)
+ {
+ std::vector<int32_t> inputShape0 = GetTosaTensorShape(inputs[0]->GetShape());
+ DType inputDType0 = ArmNNToDType(inputs[0]->GetDataType());
+ tensors.push_back(new TosaSerializationTensor(input0Name, inputShape0, inputDType0, {}));
+ }
+
+ std::vector<int32_t> outputShape0 = GetTosaTensorShape(outputs[0]->GetShape());
+ DType outputDType0 = ArmNNToDType(outputs[0]->GetDataType());
+
+ tensors.push_back(new TosaSerializationTensor(outputName, outputShape0, outputDType0, {}));
+
+ // operatorInputNames/operatorOutputNames ends up being the same as
+ // blockInputNames/blockOutputNames for one-to-one ArmNN to Tosa mappings
+ return new TosaSerializationBasicBlock(blockName, // name
+ {op}, // operators
+ tensors, // tensors
+ {input0Name}, // inputs
+ {outputName}); // outputs
+} \ No newline at end of file
diff --git a/src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.hpp b/src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.hpp
new file mode 100644
index 0000000000..d13428ca5a
--- /dev/null
+++ b/src/backends/tosaCommon/operatorMappings/ElementwiseUnaryOperator.hpp
@@ -0,0 +1,19 @@
+//
+// Copyright © 2023 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "TosaOperatorUtils.hpp"
+#include <Layer.hpp>
+
+#include <tosa_serialization_handler.h>
+
+using namespace armnn;
+using namespace tosa;
+
+TosaSerializationBasicBlock* ConvertElementwiseUnaryOperator(const Layer* layer,
+ const std::vector<const TensorInfo*>& inputs,
+ const std::vector<const TensorInfo*>& outputs,
+ const ElementwiseUnaryDescriptor* unaryDescriptor);
diff --git a/src/backends/tosaCommon/operatorMappings/TosaCommonOperators.hpp b/src/backends/tosaCommon/operatorMappings/TosaCommonOperators.hpp
index 3f27371295..66dc1b342a 100644
--- a/src/backends/tosaCommon/operatorMappings/TosaCommonOperators.hpp
+++ b/src/backends/tosaCommon/operatorMappings/TosaCommonOperators.hpp
@@ -1,5 +1,5 @@
//
-// Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
+// Copyright © 2022-2023 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
@@ -10,6 +10,7 @@
#include "ConstantOperator.hpp"
#include "Conv2dOperator.hpp"
#include "ElementwiseBinaryOperator.hpp"
+#include "ElementwiseUnaryOperator.hpp"
#include "Pooling2DOperator.hpp"
#include "ReshapeOperator.hpp"
#include "SliceOperator.hpp"
diff --git a/src/backends/tosaCommon/test/OneToOneMappingTests.cpp b/src/backends/tosaCommon/test/OneToOneMappingTests.cpp
index 4cc37918e5..6e532abcf7 100644
--- a/src/backends/tosaCommon/test/OneToOneMappingTests.cpp
+++ b/src/backends/tosaCommon/test/OneToOneMappingTests.cpp
@@ -1,5 +1,5 @@
//
-// Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
+// Copyright © 2022-2023 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
@@ -252,6 +252,56 @@ TEST_CASE("GetTosaMappingFromLayer_Conv2dLayer")
AssertTosaOneToOneMappingBasicBlock(
basicBlock, inputShape, outputShape, Op_CONV2D, Attribute_ConvAttribute, descriptor, LayerType::Convolution2d);
}
+TEST_CASE("GetTosaMapping_ElementwiseUnaryLayerRsqrt")
+{
+ TensorInfo inputInfo = TensorInfo({ 2, 2 }, DataType::Float32, 0.0f, 0, true);
+ TensorInfo outputInfo = TensorInfo({ 2, 2 }, DataType::Float32, 0.0f, 0, true);
+ std::vector<std::vector<int32_t>> inputShape = {{ 2, 2 }};
+ std::vector<std::vector<int32_t>> outputShape = {{ 2, 2 }};
+
+ ElementwiseUnaryDescriptor unaryDescriptor = ElementwiseUnaryDescriptor(UnaryOperation::Rsqrt);
+ TosaSerializationBasicBlock* basicBlock =
+ GetTosaMapping(nullptr, LayerType::ElementwiseUnary, {&inputInfo,}, {&outputInfo}, unaryDescriptor);
+
+ AssertTosaOneToOneMappingBasicBlock(basicBlock,
+ inputShape,
+ outputShape,
+ tosa::Op_RSQRT,
+ tosa::Attribute_NONE,
+ unaryDescriptor,
+ LayerType::ElementwiseUnary);
+}
+TEST_CASE("GetTosaMappingFromLayer_ElementwiseUnaryLayerRsqrt")
+{
+ IRuntime::CreationOptions options;
+ IRuntimePtr runtime(IRuntime::Create(options));
+
+ // Builds up the structure of the network.
+ INetworkPtr net(INetwork::Create());
+ ElementwiseUnaryDescriptor unaryDescriptor = ElementwiseUnaryDescriptor(UnaryOperation::Rsqrt);
+ IConnectableLayer* input = net->AddInputLayer(0, "input0");
+ IConnectableLayer* unaryRsqrt = net->AddElementwiseUnaryLayer(unaryDescriptor, "rsqrt");
+ IConnectableLayer* output = net->AddOutputLayer(0, "output");
+
+ input->GetOutputSlot(0).Connect(unaryRsqrt->GetInputSlot(0));
+ unaryRsqrt->GetOutputSlot(0).Connect(output->GetInputSlot(0));
+ TensorInfo inputInfo = TensorInfo({ 2, 2 }, DataType::Float32, 0.0f, 0, true);
+ TensorInfo outputInfo = TensorInfo({ 2, 2 }, DataType::Float32, 0.0f, 0, true);
+ input->GetOutputSlot(0).SetTensorInfo(inputInfo);
+ unaryRsqrt->GetOutputSlot(0).SetTensorInfo(outputInfo);
+ std::vector<std::vector<int32_t>> inputShape = {{ 2, 2 }};
+ std::vector<std::vector<int32_t>> outputShape = {{ 2, 2 }};
+
+ TosaSerializationBasicBlock* basicBlock =
+ GetTosaMappingFromLayer(PolymorphicDowncast<Layer*>(unaryRsqrt));
+ AssertTosaOneToOneMappingBasicBlock(basicBlock,
+ inputShape,
+ outputShape,
+ tosa::Op_RSQRT,
+ tosa::Attribute_NONE,
+ unaryDescriptor,
+ LayerType::ElementwiseUnary);
+}
TEST_CASE("GetTosaMapping_MultiplicationLayer")
{