UsePosition Class Reference

#include <lithium-allocator.h>

Inheritance diagram for UsePosition:

Collaboration diagram for UsePosition:

Public Member Functions
	UsePosition (LifetimePosition pos, LOperand *operand)
LOperand *	operand () const
bool	HasOperand () const
LOperand *	hint () const
void	set_hint (LOperand *hint)
bool	HasHint () const
bool	RequiresRegister () const
bool	RegisterIsBeneficial () const
LifetimePosition	pos () const
UsePosition *	next () const
Public Member Functions inherited from ZoneObject
	INLINE (void *operator new(size_t size, Zone *zone))
void	operator delete (void *, size_t)
void	operator delete (void *pointer, Zone *zone)

Friends
class	LiveRange

Detailed Description

Definition at line 245 of file lithium-allocator.h.

Constructor & Destructor Documentation

UsePosition	(	LifetimePosition	pos,
		LOperand *	operand
	)

Definition at line 59 of file lithium-allocator.cc.

References ASSERT, LUnallocated::cast(), LUnallocated::HasAnyPolicy(), LUnallocated::HasRegisterPolicy(), LifetimePosition::IsValid(), and v8::internal::NULL.

Member Function Documentation

bool HasHint

(

)

const

Definition at line 75 of file lithium-allocator.cc.

References v8::internal::NULL.

Referenced by LiveRange::FirstPosWithHint().

bool HasOperand ( ) const

inline

Definition at line 250 of file lithium-allocator.h.

References v8::internal::NULL.

LOperand* hint ( ) const

inline

Definition at line 252 of file lithium-allocator.h.

Referenced by LiveRange::FirstHint(), and UsePosition::set_hint().

UsePosition* next ( ) const

inline

Definition at line 259 of file lithium-allocator.h.

Referenced by LiveRange::AddUsePosition(), LiveRange::FirstPosWithHint(), LiveRange::NextRegisterPosition(), LiveRange::NextUsePosition(), LiveRange::NextUsePositionRegisterIsBeneficial(), and LiveRange::SplitAt().

LOperand* operand ( ) const

inline

Definition at line 249 of file lithium-allocator.h.

LifetimePosition pos ( ) const

inline

Definition at line 258 of file lithium-allocator.h.

Referenced by LiveRange::AddUsePosition(), LiveRange::CanBeSpilled(), LiveRange::NextUsePosition(), LiveRange::ShouldBeAllocatedBefore(), and LiveRange::SplitAt().

bool RegisterIsBeneficial

(

)

const

Definition at line 85 of file lithium-allocator.cc.

Referenced by LiveRange::NextUsePositionRegisterIsBeneficial().

bool RequiresRegister

(

)

const

Definition at line 80 of file lithium-allocator.cc.

Referenced by LiveRange::NextRegisterPosition().

void set_hint ( LOperand *  hint )

inline

Definition at line 253 of file lithium-allocator.h.

References UsePosition::hint().

Friends And Related Function Documentation

friend class LiveRange

friend

Definition at line 271 of file lithium-allocator.h.

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

• src/lithium-allocator.h
• src/lithium-allocator.cc