OptimizationViews Class Reference

#include <OptimizationViews.hpp>

Classes
struct	SubstitutionPair

Public Types
using	Subgraphs = std::vector< SubgraphView >
using	Substitutions = std::vector< SubstitutionPair >

Public Member Functions
	OptimizationViews (const NetworkOptions &networkOptions={})
	OptimizationViews (const OptimizationViews &)=delete
OptimizationViews &	operator= (const OptimizationViews &)=delete
	OptimizationViews (OptimizationViews &&)=default
OptimizationViews &	operator= (OptimizationViews &&)=default
void	AddSubstitution (SubstitutionPair &&substitution)
void	AddFailedSubgraph (SubgraphView &&subgraph)
void	AddUntouchedSubgraph (SubgraphView &&subgraph)
void	AddDeletedSubgraph (SubgraphView &&subgraph)
const Substitutions &	GetSubstitutions () const
const Subgraphs &	GetFailedSubgraphs () const
const Subgraphs &	GetUntouchedSubgraphs () const
const Subgraphs &	GetDeletedSubgraphs () const
Substitutions &	GetSubstitutions ()
Subgraphs &	GetFailedSubgraphs ()
Subgraphs &	GetUntouchedSubgraphs ()
bool	Validate (const SubgraphView &originalSubgraph) const
INetwork *	GetINetwork ()
INetwork &	GetINetworkRef ()

Detailed Description

Definition at line 17 of file OptimizationViews.hpp.

Member Typedef Documentation

Subgraphs

using Subgraphs = std::vector<SubgraphView>

Definition at line 35 of file OptimizationViews.hpp.

Substitutions

using Substitutions = std::vector<SubstitutionPair>

Definition at line 36 of file OptimizationViews.hpp.

Constructor & Destructor Documentation

OptimizationViews() [1/3]

OptimizationViews ( const NetworkOptions &  networkOptions = {} )

inline

Definition at line 20 of file OptimizationViews.hpp.

{}) : m_INetwork(INetwork::Create(networkOptions)) {}

OptimizationViews() [2/3]

OptimizationViews ( const OptimizationViews &  )

delete

OptimizationViews() [3/3]

OptimizationViews ( OptimizationViews &&  )

default

Member Function Documentation

AddDeletedSubgraph()

void AddDeletedSubgraph ( SubgraphView &&  subgraph )

inline

Definition at line 53 of file OptimizationViews.hpp.

    {
        m_DeletedSubgraphs.emplace_back(subgraph);
    }

Referenced by armnn::RemoveReshapeLayer().

AddFailedSubgraph()

void AddFailedSubgraph ( SubgraphView &&  subgraph )

inline

Definition at line 43 of file OptimizationViews.hpp.

    {
        m_FailedOptimizations.emplace_back(subgraph);
    }

AddSubstitution()

void AddSubstitution ( SubstitutionPair &&  substitution )

inline

Definition at line 38 of file OptimizationViews.hpp.

    {
        m_SuccesfulOptimizations.emplace_back(substitution);
    }

Referenced by armnn::FoldPadLayer(), armnn::FuseLayer(), TosaRefBackend::OptimizeSubgraphView(), armnn::ReplaceLayers(), and armnn::ReplaceMultipleLayers().

AddUntouchedSubgraph()

void AddUntouchedSubgraph ( SubgraphView &&  subgraph )

inline

Definition at line 48 of file OptimizationViews.hpp.

    {
        m_UntouchedSubgraphs.emplace_back(subgraph);
    }

Referenced by IBackendInternal::OptimizeSubgraphView(), ClBackend::OptimizeSubgraphView(), NeonBackend::OptimizeSubgraphView(), RefBackend::OptimizeSubgraphView(), and armnn::ReportUntouchedLayers().

GetDeletedSubgraphs()

const Subgraphs& GetDeletedSubgraphs ( ) const

inline

Definition at line 61 of file OptimizationViews.hpp.

{ return m_DeletedSubgraphs; }

Referenced by armnn::ApplyBackendOptimizations(), ClBackend::OptimizeSubgraphView(), NeonBackend::OptimizeSubgraphView(), and RefBackend::OptimizeSubgraphView().

GetFailedSubgraphs() [1/2]

Subgraphs& GetFailedSubgraphs ( )

inline

Definition at line 64 of file OptimizationViews.hpp.

{ return m_FailedOptimizations; }

GetFailedSubgraphs() [2/2]

const Subgraphs& GetFailedSubgraphs ( ) const

inline

Definition at line 59 of file OptimizationViews.hpp.

{ return m_FailedOptimizations; }

Referenced by armnn::ApplyBackendOptimizations().

GetINetwork()

INetwork* GetINetwork ( )

inline

Definition at line 69 of file OptimizationViews.hpp.

{ return m_INetwork.get(); }

Referenced by armnn::ChainReduceLayers(), armnn::FoldPadIntoAveragePool2d(), armnn::FuseAdditionLayer(), armnn::FuseBatchNormalizationLayer(), armnn::FuseConvolution2dLayer(), armnn::FuseDepthwiseConvolution2dLayer(), armnn::FuseDivisionLayer(), armnn::FuseElementwiseBinaryLayer(), armnn::FuseFullyConnectedLayer(), armnn::FuseMultiplicationLayer(), armnn::FuseSubtractionLayer(), NeonBackend::OptimizeSubgraphView(), and TosaRefBackend::OptimizeSubgraphView().

GetINetworkRef()

INetwork& GetINetworkRef ( )

inline

Definition at line 70 of file OptimizationViews.hpp.

{ return *m_INetwork; }

GetSubstitutions() [1/2]

Substitutions& GetSubstitutions ( )

inline

Definition at line 63 of file OptimizationViews.hpp.

{ return m_SuccesfulOptimizations; }

GetSubstitutions() [2/2]

const Substitutions& GetSubstitutions ( ) const

inline

Definition at line 58 of file OptimizationViews.hpp.

{ return m_SuccesfulOptimizations; }

Referenced by armnn::ApplyBackendOptimizations(), ClBackend::OptimizeSubgraphView(), NeonBackend::OptimizeSubgraphView(), and RefBackend::OptimizeSubgraphView().

GetUntouchedSubgraphs() [1/2]

Subgraphs& GetUntouchedSubgraphs ( )

inline

Definition at line 65 of file OptimizationViews.hpp.

{ return m_UntouchedSubgraphs; }

GetUntouchedSubgraphs() [2/2]

const Subgraphs& GetUntouchedSubgraphs ( ) const

inline

Definition at line 60 of file OptimizationViews.hpp.

{ return m_UntouchedSubgraphs; }

operator=() [1/2]

OptimizationViews& operator= ( const OptimizationViews &  )

delete

operator=() [2/2]

OptimizationViews& operator= ( OptimizationViews &&  )

default

Validate()

bool Validate

(

const SubgraphView &

originalSubgraph

)

const

Definition at line 11 of file OptimizationViews.cpp.

{
    //This needs to verify that:
    // 1) the sum of m_SuccesfulOptimizations & m_FailedOptimizations & m_UntouchedSubgraphs contains subgraphviews
    //    which cover the entire space of the originalSubgraph.
    // 2) Each SubstitutionPair contains matching inputs and outputs
    bool valid = true;
 
    // Create a copy of the layer list from the original subgraph and sort it
    SubgraphView::IConnectableLayers originalLayers = originalSubgraph.GetIConnectableLayers();
    originalLayers.sort();
 
    // Create a new list based on the sum of all the subgraphs and sort it
    SubgraphView::IConnectableLayers countedLayers;
    for (auto& failed : m_FailedOptimizations)
    {
        countedLayers.insert(countedLayers.end(),
                             failed.GetIConnectableLayers().begin(),
                             failed.GetIConnectableLayers().end());
    }
    for (auto& untouched : m_UntouchedSubgraphs)
    {
        countedLayers.insert(countedLayers.end(),
                             untouched.GetIConnectableLayers().begin(),
                             untouched.GetIConnectableLayers().end());
    }
    for (auto& successful : m_SuccesfulOptimizations)
    {
        countedLayers.insert(countedLayers.end(),
                             successful.m_SubstitutableSubgraph.GetIConnectableLayers().begin(),
                             successful.m_SubstitutableSubgraph.GetIConnectableLayers().end());
    }
    for (auto& successful : m_DeletedSubgraphs)
    {
        countedLayers.insert(countedLayers.end(),
                             successful.GetIConnectableLayers().begin(),
                             successful.GetIConnectableLayers().end());
    }
    countedLayers.sort();
 
    // Compare the two lists to make sure they match
    valid &= originalLayers.size() == countedLayers.size();
 
    auto oIt = originalLayers.begin();
    auto cIt = countedLayers.begin();
    for (size_t i=0; i < originalLayers.size() && valid; ++i, ++oIt, ++cIt)
    {
        valid &= (*oIt == *cIt);
    }
 
    // Compare the substitution subgraphs to ensure they are compatible
    if (valid)
    {
        for (auto& substitution : m_SuccesfulOptimizations)
        {
            bool validSubstitution = true;
            const SubgraphView& replacement = substitution.m_ReplacementSubgraph;
            const SubgraphView& old = substitution.m_SubstitutableSubgraph;
            validSubstitution &= replacement.GetIInputSlots().size() == old.GetIInputSlots().size();
            validSubstitution &= replacement.GetIOutputSlots().size() == old.GetIOutputSlots().size();
            valid &= validSubstitution;
        }
    }
    return valid;
}

References SubgraphView::GetIConnectableLayers(), SubgraphView::GetIInputSlots(), and SubgraphView::GetIOutputSlots().

Referenced by armnn::ApplyBackendOptimizations().

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The documentation for this class was generated from the following files:

• include/armnn/backends/OptimizationViews.hpp
• src/backends/backendsCommon/OptimizationViews.cpp