LLVM: llvm::LiveRange::Segment Struct Reference (original) (raw)

This represents a simple continuous liveness interval for a value. More...

#include "[llvm/CodeGen/LiveInterval.h](LiveInterval%5F8h%5Fsource.html)"

Public Member Functions
Segment ()=default
Segment (SlotIndex S, SlotIndex E, VNInfo *V)
bool contains (SlotIndex I) const
Return true if the index is covered by this segment.
bool containsInterval (SlotIndex S, SlotIndex E) const
Return true if the given interval, [S, E), is covered by this segment.
bool operator< (const Segment &Other) const
bool operator== (const Segment &Other) const
bool operator!= (const Segment &Other) const
LLVM_ABI void dump () const

Detailed Description

This represents a simple continuous liveness interval for a value.

The start point is inclusive, the end point exclusive. These intervals are rendered as [start,end).

Definition at line 171 of file LiveInterval.h.

Constructor & Destructor Documentation

◆ Segment() [1/2]

llvm::LiveRange::Segment::Segment ( ) default

◆ Segment() [2/2]

Member Function Documentation

◆ contains()

bool llvm::LiveRange::Segment::contains ( SlotIndex I) const inline

◆ containsInterval()

◆ dump()

◆ operator!=()

◆ operator<()

◆ operator==()

Member Data Documentation

◆ end

Definition at line 173 of file LiveInterval.h.

Referenced by llvm::LiveRangeUpdater::add(), llvm::LiveIntervals::addKillFlags(), addSegmentsWithValNo(), llvm::LiveRange::assign(), llvm::X86InstrInfo::classifyLEAReg(), contains(), containsInterval(), llvm::RISCVInstrInfo::convertToThreeAddress(), llvm::RegPressureTracker::getLiveThroughAt(), llvm::LiveRange::MergeSegmentsInAsValue(), llvm::LiveRange::MergeValueInAsValue(), operator<(), llvm::operator<<(), operator==(), removeDeadSegment(), llvm::LiveRange::removeSegment(), Segment(), and llvm::LiveIntervals::shrinkToUses().

◆ start

Definition at line 172 of file LiveInterval.h.

Referenced by llvm::LiveRangeUpdater::add(), llvm::LiveIntervals::addKillFlags(), addSegmentsWithValNo(), llvm::LiveRange::append(), llvm::LiveRange::assign(), contains(), containsInterval(), llvm::RegPressureTracker::getLiveThroughAt(), llvm::LiveRange::MergeSegmentsInAsValue(), llvm::LiveRange::MergeValueInAsValue(), operator<(), llvm::operator<(), llvm::operator<(), llvm::operator<<(), operator==(), llvm::LiveRange::removeSegment(), and Segment().

◆ valno

VNInfo* llvm::LiveRange::Segment::valno = nullptr

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