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 66 of file RegAllocGreedy.h.

Constructor & Destructor Documentation

ExtraRegInfo() [1/2]

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

inline

Definition at line 82 of file RegAllocGreedy.h.

Referenced by ExtraRegInfo().

ExtraRegInfo() [2/2]

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

delete

References ExtraRegInfo().

Member Function Documentation

getCascade()

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

inline

Definition at line 107 of file RegAllocGreedy.h.

References Reg.

Referenced by getCascadeOrCurrentNext(), and getOrAssignNewCascade().

getCascadeOrCurrentNext()

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

inline

Definition at line 123 of file RegAllocGreedy.h.

References getCascade(), and Reg.

getOrAssignNewCascade()

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

inline

Definition at line 114 of file RegAllocGreedy.h.

References getCascade(), Reg, and setCascade().

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 102 of file RegAllocGreedy.h.

References getStage(), and Reg.

getStage() [1/2]

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

inline

Definition at line 87 of file RegAllocGreedy.h.

References getStage(), and llvm::LiveInterval::reg().

getStage() [2/2]

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

inline

Definition at line 85 of file RegAllocGreedy.h.

References Reg.

Referenced by getOrInitStage(), and getStage().

LRE_DidCloneVirtReg()

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

Definition at line 398 of file RegAllocGreedy.cpp.

References llvm::RS_Assign.

setCascade()

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

inline

Definition at line 109 of file RegAllocGreedy.h.

References Reg.

Referenced by getOrAssignNewCascade().

setStage() [1/3]

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

inline

Definition at line 96 of file RegAllocGreedy.h.

References llvm::LiveInterval::reg(), and setStage().

setStage() [2/3]

template<typename Iterator>

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

inline

Definition at line 131 of file RegAllocGreedy.h.

References Reg, and llvm::RS_New.

setStage() [3/3]

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

inline

Definition at line 91 of file RegAllocGreedy.h.

References Reg.

Referenced by setStage().

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

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