| // |
| // Copyright © 2022 Arm Ltd and Contributors. All rights reserved. |
| // SPDX-License-Identifier: MIT |
| // |
| |
| #include "SliceOperator.hpp" |
| |
| TosaSerializationBasicBlock* ConvertSliceToTosaOperator(const Layer* layer, |
| const std::vector<const TensorInfo*>& inputs, |
| const std::vector<const TensorInfo*>& outputs, |
| const SliceDescriptor* sliceDescriptor) |
| { |
| std::string inputName = std::string("input0_"); |
| std::string outputName = std::string("output0_"); |
| std::string blockName = std::string("Op_SLICE_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 slots and determine unique tensor names. |
| Layer& connectedLayer = layer->GetInputSlot(0).GetConnectedOutputSlot()->GetOwningLayer(); |
| inputName = GenerateUniqueName(connectedLayer, 0); |
| |
| // Determine unique output tensor name. |
| outputName = GenerateUniqueOutputName(*layer, 0); |
| } |
| |
| std::vector<int32_t> begin(sliceDescriptor->m_Begin.begin(), sliceDescriptor->m_Begin.end()); |
| std::vector<int32_t> size(sliceDescriptor->m_Size.begin(), sliceDescriptor->m_Size.end()); |
| |
| TosaSliceAttribute attribute(begin, size); |
| |
| auto* op = new TosaSerializationOperator(Op_SLICE, |
| Attribute_SliceAttribute, |
| &attribute, |
| {inputName}, |
| {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(inputName.find("input0_") != std::string::npos) |
| { |
| std::vector<int32_t> inputShape = GetTosaTensorShape(inputs[0]->GetShape()); |
| DType inputDType = ArmNNToDType(inputs[0]->GetDataType()); |
| |
| tensors.push_back(new TosaSerializationTensor(inputName, inputShape, inputDType, {})); |
| } |
| |
| std::vector<int32_t> outputShape = GetTosaTensorShape(outputs[0]->GetShape()); |
| DType outputDType = ArmNNToDType(outputs[0]->GetDataType()); |
| |
| tensors.push_back(new TosaSerializationTensor(outputName, outputShape, outputDType, {})); |
| |
| // 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 |
| {inputName}, // inputs |
| {outputName}); // outputs |
| } |