TransposeOperator.hpp File Reference

#include "TosaOperatorUtils.hpp"

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Functions
TosaSerializationBasicBlock *	ConvertTransposeToTosaOperator (const Layer *layer, const std::vector< const TensorInfo * > &inputs, const std::vector< const TensorInfo * > &outputs, const TransposeDescriptor *transposeDescriptor)

Function Documentation

ConvertTransposeToTosaOperator()

TosaSerializationBasicBlock* ConvertTransposeToTosaOperator	(	const Layer *	layer,
		const std::vector< const TensorInfo * > &	inputs,
		const std::vector< const TensorInfo * > &	outputs,
		const TransposeDescriptor *	transposeDescriptor
	)

Definition at line 8 of file TransposeOperator.cpp.

{
    std::string input0Name = std::string("input0_");
    std::string outputName = std::string("output0_");
    std::string blockName  = std::string("Op_TRANSPOSE_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 layers connected to the input slot and determine unique tensor name.
        Layer& connectedLayer0 = layer->GetInputSlot(0).GetConnectedOutputSlot()->GetOwningLayer();
        input0Name = GenerateUniqueName(connectedLayer0, 0);
 
        // Determine unique output tensor name.
        outputName = GenerateUniqueOutputName(*layer, 0);
    }
 
    std::vector<int32_t> mappings(transposeDescriptor->m_DimMappings.begin(),
                                  transposeDescriptor->m_DimMappings.end());
    TosaTransposeAttribute attribute(mappings);
 
    auto* op = new TosaSerializationOperator(Op_TRANSPOSE,
                                             Attribute_TransposeAttribute,
                                             &attribute,
                                             {input0Name},
                                             {outputName});
 
 
    std::vector<TosaSerializationTensor*> tensors;
 
    // Only add input tensors 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
                                           mainName, // region name
                                           {op}, // operators
                                           tensors, // tensors
                                           {input0Name}, // inputs
                                           {outputName}); // outputs
}

References PermutationVector::begin(), PermutationVector::end(), GenerateUniqueName(), GenerateUniqueOutputName(), InputSlot::GetConnectedOutputSlot(), Layer::GetInputSlot(), OutputSlot::GetOwningLayer(), GetTosaTensorShape(), GetUniqueTosaMappingID(), and TransposeDescriptor::m_DimMappings.

Referenced by GetTosaMapping().