ArmNN
 24.08
NeonUnidirectionalSequenceLstmWorkload.hpp
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1 //
2 // Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
3 // SPDX-License-Identifier: MIT
4 //
5 
6 #pragma once
7 
8 #include <armnn/Descriptors.hpp>
9 #include <armnn/LstmParams.hpp>
12 #include "NeonBaseWorkload.hpp"
13 
14 #include "arm_compute/runtime/NEON/functions/NEQLSTMLayer.h"
15 #include "arm_compute/runtime/NEON/functions/NEPermute.h"
16 #include "arm_compute/runtime/NEON/functions/NESplit.h"
17 #include "arm_compute/runtime/NEON/functions/NEConcatenateLayer.h"
18 
19 namespace armnn
20 {
21 
22 class NeonUnidirectionalSequenceLstmWorkload : public NeonBaseWorkload<UnidirectionalSequenceLstmQueueDescriptor>
23 {
24 public:
26  const WorkloadInfo& info);
27  virtual void Execute() const override;
28 
29 private:
30 
31  //
32  // ACL layers required to fully form a Unidirectional Sequence LSTM layer.
33  //
34  mutable std::unique_ptr<arm_compute::NEPermute> m_Permute1;
35  mutable std::unique_ptr<arm_compute::IFunction> m_Splitter;
36  mutable std::vector<std::unique_ptr<arm_compute::NEQLSTMLayer>> m_Layers;
37  mutable std::unique_ptr<arm_compute::NEConcatenateLayer> m_Concat;
38  mutable std::unique_ptr<arm_compute::NEPermute> m_Permute2;
39 
40  //
41  // ACL LSTM arm_compute::Tensors.
42  //
43  std::unique_ptr<arm_compute::Tensor> m_InputToInputWeightsTensor;
44  std::unique_ptr<arm_compute::Tensor> m_InputToForgetWeightsTensor;
45  std::unique_ptr<arm_compute::Tensor> m_InputToCellWeightsTensor;
46  std::unique_ptr<arm_compute::Tensor> m_InputToOutputWeightsTensor;
47  std::unique_ptr<arm_compute::Tensor> m_RecurrentToInputWeightsTensor;
48  std::unique_ptr<arm_compute::Tensor> m_RecurrentToForgetWeightsTensor;
49  std::unique_ptr<arm_compute::Tensor> m_RecurrentToCellWeightsTensor;
50  std::unique_ptr<arm_compute::Tensor> m_RecurrentToOutputWeightsTensor;
51  std::unique_ptr<arm_compute::Tensor> m_CellToInputWeightsTensor;
52  std::unique_ptr<arm_compute::Tensor> m_CellToForgetWeightsTensor;
53  std::unique_ptr<arm_compute::Tensor> m_CellToOutputWeightsTensor;
54  std::unique_ptr<arm_compute::Tensor> m_InputGateBiasTensor;
55  std::unique_ptr<arm_compute::Tensor> m_ForgetGateBiasTensor;
56  std::unique_ptr<arm_compute::Tensor> m_CellBiasTensor;
57  std::unique_ptr<arm_compute::Tensor> m_OutputGateBiasTensor;
58  std::unique_ptr<arm_compute::Tensor> m_ProjectionWeightsTensor;
59  std::unique_ptr<arm_compute::Tensor> m_ProjectionBiasTensor;
60 
61  std::unique_ptr<arm_compute::Tensor> m_InputLayerNormWeightsTensor;
62  std::unique_ptr<arm_compute::Tensor> m_ForgetLayerNormWeightsTensor;
63  std::unique_ptr<arm_compute::Tensor> m_CellLayerNormWeightsTensor;
64  std::unique_ptr<arm_compute::Tensor> m_OutputLayerNormWeightsTensor;
65 
66  //
67  // Additional ACL arm_compute::Tensors and std::vector<arm_compute::Tensor>.
68  // Required to perform splitting, concatenation and permutations.
69  //
70  arm_compute::Tensor m_PermuteFirstOut;
71  std::vector<arm_compute::Tensor> m_SplitterOutputsTensors;
72  std::vector<arm_compute::Tensor> m_ConcatInputsTensors;
73  std::vector<arm_compute::ITensor*> m_SplitterOutputs;
74  std::vector<const arm_compute::ITensor*> m_ConcatInputs;
75  arm_compute::Tensor concat_out;
76 
77  void FreeUnusedTensors();
78 };
79 
82  const TensorInfo& outputStateIn,
83  const TensorInfo& cellStateIn,
84  const TensorInfo& outputStateOut,
85  const TensorInfo& cellStateOut,
86  const TensorInfo& output,
87  const UnidirectionalSequenceLstmDescriptor& descriptor,
88  const LstmInputParamsInfo& paramsInfo);
89 
90 } //namespace armnn
Descriptors.hpp
WorkloadData.hpp
armnn::TensorInfo
Definition: Tensor.hpp:152
NeonBaseWorkload.hpp
armnn::NeonUnidirectionalSequenceLstmWorkload::Execute
virtual void Execute() const override
Definition: NeonUnidirectionalSequenceLstmWorkload.cpp:465
LstmParams.hpp
armnn::NeonUnidirectionalSequenceLstmWorkload
Definition: NeonUnidirectionalSequenceLstmWorkload.hpp:22
armnn::WorkloadInfo
Contains information about TensorInfos of a layer.
Definition: WorkloadInfo.hpp:16
Workload.hpp
armnn::BoostLogSeverityMapping::info
@ info
armnn::NeonUnidirectionalSequenceLstmWorkload::NeonUnidirectionalSequenceLstmWorkload
NeonUnidirectionalSequenceLstmWorkload(const UnidirectionalSequenceLstmQueueDescriptor &descriptor, const WorkloadInfo &info)
Definition: NeonUnidirectionalSequenceLstmWorkload.cpp:33
armnn::LstmDescriptor
An LstmDescriptor for the LstmLayer.
Definition: Descriptors.hpp:1102
armnn::Status
Status
Definition: Types.hpp:42
armnn::NeonUnidirectionalSequenceLstmWorkloadValidate
arm_compute::Status NeonUnidirectionalSequenceLstmWorkloadValidate(const TensorInfo &input, const TensorInfo &outputStateIn, const TensorInfo &cellStateIn, const TensorInfo &outputStateOut, const TensorInfo &cellStateOut, const TensorInfo &output, const UnidirectionalSequenceLstmDescriptor &descriptor, const LstmInputParamsInfo &paramsInfo)
Definition: NeonUnidirectionalSequenceLstmWorkload.cpp:491
armnn
Copyright (c) 2021 ARM Limited and Contributors.
Definition: 01_00_quick_start.dox:6
armnn::LstmInputParamsInfo
Definition: LstmParams.hpp:63
armnn::UnidirectionalSequenceLstmQueueDescriptor
Definition: WorkloadData.hpp:696
armnn::NeonBaseWorkload
Definition: NeonBaseWorkload.hpp:13