llvm::RAGreedy::ExtraRegInfo Class Reference

Track allocation stage and eviction loop prevention during allocation. More...

#include "CodeGen/RegAllocGreedy.h"

Public Member Functions
	ExtraRegInfo ()
	ExtraRegInfo (const ExtraRegInfo &)=delete
LiveRangeStage	getStage (Register Reg) const
LiveRangeStage	getStage (const LiveInterval &VirtReg) const
void	setStage (Register Reg, LiveRangeStage Stage)
void	setStage (const LiveInterval &VirtReg, LiveRangeStage Stage)
LiveRangeStage	getOrInitStage (Register Reg)
	Return the current stage of the register, if present, otherwise initialize it and return that.
unsigned	getCascade (Register Reg) const
void	setCascade (Register Reg, unsigned Cascade)
unsigned	getOrAssignNewCascade (Register Reg)
unsigned	getCascadeOrCurrentNext (Register Reg) const
template<typename Iterator >
void	setStage (Iterator Begin, Iterator End, LiveRangeStage NewStage)
void	LRE_DidCloneVirtReg (Register New, Register Old)

Detailed Description

Track allocation stage and eviction loop prevention during allocation.

Definition at line 67 of file RegAllocGreedy.h.

Constructor & Destructor Documentation

ExtraRegInfo() [1/2]

llvm::RAGreedy::ExtraRegInfo::ExtraRegInfo ( )

inline

Definition at line 83 of file RegAllocGreedy.h.

ExtraRegInfo() [2/2]

llvm::RAGreedy::ExtraRegInfo::ExtraRegInfo ( const ExtraRegInfo &  )

delete

Member Function Documentation

getCascade()

unsigned llvm::RAGreedy::ExtraRegInfo::getCascade ( Register  Reg ) const

inline

Definition at line 108 of file RegAllocGreedy.h.

References Info, and Reg.

getCascadeOrCurrentNext()

unsigned llvm::RAGreedy::ExtraRegInfo::getCascadeOrCurrentNext ( Register  Reg ) const

inline

Definition at line 124 of file RegAllocGreedy.h.

References Reg.

getOrAssignNewCascade()

unsigned llvm::RAGreedy::ExtraRegInfo::getOrAssignNewCascade ( Register  Reg )

inline

Definition at line 115 of file RegAllocGreedy.h.

References Reg.

getOrInitStage()

LiveRangeStage llvm::RAGreedy::ExtraRegInfo::getOrInitStage ( Register  Reg )

inline

Return the current stage of the register, if present, otherwise initialize it and return that.

Definition at line 103 of file RegAllocGreedy.h.

References Info, and Reg.

getStage() [1/2]

LiveRangeStage llvm::RAGreedy::ExtraRegInfo::getStage ( const LiveInterval &  VirtReg ) const

inline

Definition at line 88 of file RegAllocGreedy.h.

References llvm::LiveInterval::reg().

getStage() [2/2]

LiveRangeStage llvm::RAGreedy::ExtraRegInfo::getStage ( Register  Reg ) const

inline

Definition at line 86 of file RegAllocGreedy.h.

References Info, and Reg.

Referenced by llvm::MLPriorityAdvisor::getPriorityImpl().

LRE_DidCloneVirtReg()

void RAGreedy::ExtraRegInfo::LRE_DidCloneVirtReg	(	Register	New,
		Register	Old
	)

Definition at line 260 of file RegAllocGreedy.cpp.

References llvm::RS_Assign.

setCascade()

void llvm::RAGreedy::ExtraRegInfo::setCascade ( Register  Reg, unsigned  Cascade  )

inline

Definition at line 110 of file RegAllocGreedy.h.

References Info, and Reg.

setStage() [1/3]

void llvm::RAGreedy::ExtraRegInfo::setStage ( const LiveInterval &  VirtReg, LiveRangeStage  Stage  )

inline

Definition at line 97 of file RegAllocGreedy.h.

References llvm::LiveInterval::reg().

setStage() [2/3]

template<typename Iterator >

void llvm::RAGreedy::ExtraRegInfo::setStage ( Iterator  Begin, Iterator  End, LiveRangeStage  NewStage  )

inline

Definition at line 132 of file RegAllocGreedy.h.

References Info, Reg, and llvm::RS_New.

setStage() [3/3]

void llvm::RAGreedy::ExtraRegInfo::setStage ( Register  Reg, LiveRangeStage  Stage  )

inline

Definition at line 92 of file RegAllocGreedy.h.

References Info, and Reg.

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

• lib/CodeGen/RegAllocGreedy.h
• lib/CodeGen/RegAllocGreedy.cpp