llvm::BlockFrequencyInfoImplBase::LoopData Struct Reference

Data about a loop. More...

#include "llvm/Analysis/BlockFrequencyInfoImpl.h"

Public Types
using	ExitMap = SmallVector< std::pair< BlockNode, BlockMass >, 4 >
using	NodeList = SmallVector< BlockNode, 4 >
using	HeaderMassList = SmallVector< BlockMass, 1 >

Public Member Functions
	LoopData (LoopData *Parent, const BlockNode &Header)
template<class It1 , class It2 >
	LoopData (LoopData *Parent, It1 FirstHeader, It1 LastHeader, It2 FirstOther, It2 LastOther)
bool	isHeader (const BlockNode &Node) const
BlockNode	getHeader () const
bool	isIrreducible () const
HeaderMassList::difference_type	getHeaderIndex (const BlockNode &B)
NodeList::const_iterator	members_begin () const
NodeList::const_iterator	members_end () const
iterator_range< NodeList::const_iterator >	members () const

Public Attributes
LoopData *	Parent
	The parent loop.
bool	IsPackaged = false
	Whether this has been packaged.
uint32_t	NumHeaders = 1
	Number of headers.
ExitMap	Exits
	Successor edges (and weights).
NodeList	Nodes
	Header and the members of the loop.
HeaderMassList	BackedgeMass
	Mass returned to each loop header.
BlockMass	Mass
Scaled64	Scale

Detailed Description

Data about a loop.

Contains the data necessary to represent a loop as a pseudo-node once it's packaged.

Definition at line 224 of file BlockFrequencyInfoImpl.h.

Member Typedef Documentation

ExitMap

using llvm::BlockFrequencyInfoImplBase::LoopData::ExitMap = SmallVector<std::pair<BlockNode, BlockMass>, 4>

Definition at line 225 of file BlockFrequencyInfoImpl.h.

HeaderMassList

using llvm::BlockFrequencyInfoImplBase::LoopData::HeaderMassList = SmallVector<BlockMass, 1>

Definition at line 227 of file BlockFrequencyInfoImpl.h.

NodeList

using llvm::BlockFrequencyInfoImplBase::LoopData::NodeList = SmallVector<BlockNode, 4>

Definition at line 226 of file BlockFrequencyInfoImpl.h.

Constructor & Destructor Documentation

LoopData() [1/2]

llvm::BlockFrequencyInfoImplBase::LoopData::LoopData ( LoopData *  Parent, const BlockNode &  Header  )

inline

Definition at line 238 of file BlockFrequencyInfoImpl.h.

LoopData() [2/2]

template<class It1 , class It2 >

llvm::BlockFrequencyInfoImplBase::LoopData::LoopData ( LoopData *  Parent, It1  FirstHeader, It1  LastHeader, It2  FirstOther, It2  LastOther  )

inline

Definition at line 242 of file BlockFrequencyInfoImpl.h.

References BackedgeMass, llvm::SmallVectorTemplateCommon< T, typename >::end(), llvm::SmallVectorImpl< T >::insert(), Nodes, NumHeaders, llvm::SmallVectorImpl< T >::resize(), and llvm::SmallVectorBase< Size_T >::size().

Member Function Documentation

getHeader()

BlockNode llvm::BlockFrequencyInfoImplBase::LoopData::getHeader ( ) const

inline

Definition at line 257 of file BlockFrequencyInfoImpl.h.

References Nodes.

Referenced by llvm::bfi_detail::IrreducibleGraph::addNodesInLoop().

getHeaderIndex()

HeaderMassList::difference_type llvm::BlockFrequencyInfoImplBase::LoopData::getHeaderIndex ( const BlockNode &  B )

inline

Definition at line 260 of file BlockFrequencyInfoImpl.h.

References assert(), B, llvm::SmallVectorTemplateCommon< T, typename >::begin(), isHeader(), isIrreducible(), Nodes, and NumHeaders.

Referenced by llvm::BlockFrequencyInfoImplBase::distributeMass().

isHeader()

bool llvm::BlockFrequencyInfoImplBase::LoopData::isHeader ( const BlockNode &  Node ) const

inline

Definition at line 250 of file BlockFrequencyInfoImpl.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), isIrreducible(), Nodes, and NumHeaders.

Referenced by llvm::bfi_detail::IrreducibleGraph::addEdge(), llvm::BlockFrequencyInfoImplBase::addToDist(), and getHeaderIndex().

isIrreducible()

bool llvm::BlockFrequencyInfoImplBase::LoopData::isIrreducible ( ) const

inline

Definition at line 258 of file BlockFrequencyInfoImpl.h.

References NumHeaders.

Referenced by llvm::BlockFrequencyInfoImplBase::addToDist(), getHeaderIndex(), and isHeader().

members()

iterator_range< NodeList::const_iterator > llvm::BlockFrequencyInfoImplBase::LoopData::members ( ) const

inline

Definition at line 273 of file BlockFrequencyInfoImpl.h.

References llvm::make_range(), members_begin(), and members_end().

members_begin()

NodeList::const_iterator llvm::BlockFrequencyInfoImplBase::LoopData::members_begin ( ) const

inline

Definition at line 268 of file BlockFrequencyInfoImpl.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), Nodes, and NumHeaders.

Referenced by members().

members_end()

NodeList::const_iterator llvm::BlockFrequencyInfoImplBase::LoopData::members_end ( ) const

inline

Definition at line 272 of file BlockFrequencyInfoImpl.h.

References llvm::SmallVectorTemplateCommon< T, typename >::end(), and Nodes.

Referenced by members().

Member Data Documentation

BackedgeMass

HeaderMassList llvm::BlockFrequencyInfoImplBase::LoopData::BackedgeMass

Mass returned to each loop header.

Definition at line 234 of file BlockFrequencyInfoImpl.h.

Referenced by llvm::BlockFrequencyInfoImplBase::distributeMass(), LoopData(), and llvm::BlockFrequencyInfoImplBase::updateLoopWithIrreducible().

Exits

ExitMap llvm::BlockFrequencyInfoImplBase::LoopData::Exits

Successor edges (and weights).

Definition at line 232 of file BlockFrequencyInfoImpl.h.

Referenced by llvm::BlockFrequencyInfoImplBase::distributeMass(), and llvm::BlockFrequencyInfoImplBase::updateLoopWithIrreducible().

IsPackaged

bool llvm::BlockFrequencyInfoImplBase::LoopData::IsPackaged = false

Whether this has been packaged.

Definition at line 230 of file BlockFrequencyInfoImpl.h.

Mass

BlockMass llvm::BlockFrequencyInfoImplBase::LoopData::Mass

Definition at line 235 of file BlockFrequencyInfoImpl.h.

Nodes

NodeList llvm::BlockFrequencyInfoImplBase::LoopData::Nodes

Header and the members of the loop.

Definition at line 233 of file BlockFrequencyInfoImpl.h.

Referenced by llvm::bfi_detail::IrreducibleGraph::addNodesInLoop(), getHeader(), getHeaderIndex(), llvm::bfi_detail::IrreducibleGraph::initialize(), isHeader(), LoopData(), members_begin(), members_end(), and llvm::BlockFrequencyInfoImplBase::updateLoopWithIrreducible().

NumHeaders

uint32_t llvm::BlockFrequencyInfoImplBase::LoopData::NumHeaders = 1

Number of headers.

Definition at line 231 of file BlockFrequencyInfoImpl.h.

Referenced by getHeaderIndex(), isHeader(), isIrreducible(), LoopData(), and members_begin().

Parent

LoopData* llvm::BlockFrequencyInfoImplBase::LoopData::Parent

The parent loop.

Definition at line 229 of file BlockFrequencyInfoImpl.h.

Scale

Scaled64 llvm::BlockFrequencyInfoImplBase::LoopData::Scale

Definition at line 236 of file BlockFrequencyInfoImpl.h.

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The documentation for this struct was generated from the following file:

• include/llvm/Analysis/BlockFrequencyInfoImpl.h