llvm::LiveIntervalUnion::Query Class Reference

Query interferences between a single live virtual register and a live interval union. More...

#include "llvm/CodeGen/LiveIntervalUnion.h"

Public Member Functions
	Query ()=default
	Query (const LiveRange &LR, const LiveIntervalUnion &LIU)
	Query (const Query &)=delete
Query &	operator= (const Query &)=delete
void	init (unsigned NewUserTag, const LiveRange &NewLR, const LiveIntervalUnion &NewLiveUnion)
bool	checkInterference ()
unsigned	collectInterferingVRegs (unsigned MaxInterferingRegs=std::numeric_limits< unsigned >::max())
bool	isSeenInterference (LiveInterval *VirtReg) const
	NDEBUG. More...
bool	seenAllInterferences () const
const SmallVectorImpl< LiveInterval * > &	interferingVRegs () const

Detailed Description

Query interferences between a single live virtual register and a live interval union.

Definition at line 109 of file LiveIntervalUnion.h.

Constructor & Destructor Documentation

Query() [1/3]

llvm::LiveIntervalUnion::Query::Query ( )

default

Referenced by Query().

Query() [2/3]

llvm::LiveIntervalUnion::Query::Query ( const LiveRange &  LR, const LiveIntervalUnion &  LIU  )

inline

Definition at line 133 of file LiveIntervalUnion.h.

References operator=(), and Query().

Query() [3/3]

llvm::LiveIntervalUnion::Query::Query ( const Query &  )

delete

Member Function Documentation

checkInterference()

bool llvm::LiveIntervalUnion::Query::checkInterference ( )

inline

Definition at line 149 of file LiveIntervalUnion.h.

References collectInterferingVRegs(), isSeenInterference(), and llvm::max().

Referenced by llvm::LiveRegMatrix::checkInterference().

collectInterferingVRegs()

unsigned LiveIntervalUnion::Query::collectInterferingVRegs

(

unsigned

MaxInterferingRegs = std::numeric_limits<unsigned>::max()

)

Definition at line 119 of file LiveIntervalUnion.cpp.

References assert(), and llvm::LiveRange::size().

Referenced by checkInterference(), llvm::createGreedyRegisterAllocator(), hasTiedDef(), and isSeenInterference().

init()

void llvm::LiveIntervalUnion::Query::init ( unsigned  NewUserTag, const LiveRange &  NewLR, const LiveIntervalUnion &  NewLiveUnion  )

inline

Definition at line 138 of file LiveIntervalUnion.h.

References llvm::LiveIntervalUnion::changedSince().

Referenced by llvm::LiveRegMatrix::query(), and llvm::LiveIntervalUnion::Array::~Array().

interferingVRegs()

const SmallVectorImpl<LiveInterval*>& llvm::LiveIntervalUnion::Query::interferingVRegs ( ) const

inline

Definition at line 163 of file LiveIntervalUnion.h.

Referenced by llvm::createGreedyRegisterAllocator(), and hasTiedDef().

isSeenInterference()

bool LiveIntervalUnion::Query::isSeenInterference

(

LiveInterval *

VirtReg

)

const

NDEBUG.

Definition at line 105 of file LiveIntervalUnion.cpp.

References collectInterferingVRegs(), and llvm::is_contained().

Referenced by checkInterference().

operator=()

Query& llvm::LiveIntervalUnion::Query::operator= ( const Query &  )

delete

Referenced by Query().

seenAllInterferences()

bool llvm::LiveIntervalUnion::Query::seenAllInterferences ( ) const

inline

Definition at line 160 of file LiveIntervalUnion.h.

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

• include/llvm/CodeGen/LiveIntervalUnion.h
• lib/CodeGen/LiveIntervalUnion.cpp