GlobalHandles Class Reference

#include <global-handles.h>

Data Structures
class	Node
class	NodeBlock
class	NodeIterator

Public Member Functions
	~GlobalHandles ()
Handle< Object >	Create (Object *value)
void	Destroy (Object **location)
void	MakeWeak (Object **location, void *parameter, WeakReferenceCallback callback)
int	NumberOfWeakHandles ()
void	RecordStats (HeapStats *stats)
int	NumberOfGlobalObjectWeakHandles ()
int	NumberOfGlobalHandles ()
void	ClearWeakness (Object **location)
void	MarkIndependent (Object **location)
bool	PostGarbageCollectionProcessing (GarbageCollector collector)
void	IterateStrongRoots (ObjectVisitor *v)
void	IterateAllRoots (ObjectVisitor *v)
void	IterateAllRootsWithClassIds (ObjectVisitor *v)
void	IterateWeakRoots (ObjectVisitor *v)
void	IterateWeakRoots (WeakReferenceGuest f, WeakReferenceCallback callback)
void	IdentifyWeakHandles (WeakSlotCallback f)
void	IterateNewSpaceStrongAndDependentRoots (ObjectVisitor *v)
void	IdentifyNewSpaceWeakIndependentHandles (WeakSlotCallbackWithHeap f)
void	IterateNewSpaceWeakIndependentRoots (ObjectVisitor *v)
void	AddObjectGroup (Object ***handles, size_t length, v8::RetainedObjectInfo *info)
void	AddImplicitReferences (HeapObject **parent, Object ***children, size_t length)
List< ObjectGroup * > *	object_groups ()
List< ImplicitRefGroup * > *	implicit_ref_groups ()
void	RemoveObjectGroups ()
void	RemoveImplicitRefGroups ()
void	TearDown ()
Isolate *	isolate ()

Static Public Member Functions
static void	SetWrapperClassId (Object **location, uint16_t class_id)
static uint16_t	GetWrapperClassId (Object **location)
static bool	IsIndependent (Object **location)
static bool	IsNearDeath (Object **location)
static bool	IsWeak (Object **location)

Friends
class	Isolate

Detailed Description

Definition at line 113 of file global-handles.h.

Constructor & Destructor Documentation

~GlobalHandles

(

)

Definition at line 394 of file global-handles.cc.

References GlobalHandles::NodeBlock::next(), and v8::internal::NULL.

Member Function Documentation

void AddImplicitReferences	(	HeapObject **	parent,
		Object ***	children,
		size_t	length
	)

Definition at line 697 of file global-handles.cc.

References ASSERT, GlobalHandles::Node::FromLocation(), and ImplicitRefGroup::New().

Referenced by V8::AddImplicitReferences(), and TEST().

void AddObjectGroup	(	Object ***	handles,
		size_t	length,
		v8::RetainedObjectInfo *	info
	)

Definition at line 681 of file global-handles.cc.

References ASSERT, RetainedObjectInfo::Dispose(), GlobalHandles::Node::FromLocation(), ObjectGroup::New(), and v8::internal::NULL.

Referenced by V8::AddObjectGroup(), and TEST().

void ClearWeakness

(

Object **

location

)

Definition at line 441 of file global-handles.cc.

References GlobalHandles::Node::ClearWeakness(), and GlobalHandles::Node::FromLocation().

Referenced by TEST(), and TokenEnumerator::~TokenEnumerator().

Handle< Object > Create

(

Object *

value

)

Definition at line 405 of file global-handles.cc.

References GlobalHandles::Node::Acquire(), ASSERT, Isolate::counters(), GlobalHandles::Node::handle(), Isolate::heap(), Heap::InNewSpace(), GlobalHandles::Node::is_in_new_space_list(), GlobalHandles::Node::next_free, v8::internal::NULL, GlobalHandles::NodeBlock::PutNodesOnFreeList(), and GlobalHandles::Node::set_in_new_space_list().

Referenced by DeoptimizingCodeListNode::DeoptimizingCodeListNode(), v8::internal::GetScriptWrapper(), TokenEnumerator::GetTokenId(), and TEST().

void Destroy

(

Object **

location

)

Definition at line 426 of file global-handles.cc.

References Isolate::counters(), GlobalHandles::Node::FromLocation(), v8::internal::NULL, and GlobalHandles::Node::Release().

Referenced by TEST(), DeoptimizingCodeListNode::~DeoptimizingCodeListNode(), and TokenEnumerator::~TokenEnumerator().

uint16_t GetWrapperClassId ( Object **  location )

static

Definition at line 470 of file global-handles.cc.

References GlobalHandles::Node::FromLocation(), and GlobalHandles::Node::wrapper_class_id().

void IdentifyNewSpaceWeakIndependentHandles

(

WeakSlotCallbackWithHeap

f

)

Definition at line 511 of file global-handles.cc.

References ASSERT, Isolate::heap(), GlobalHandles::Node::is_in_new_space_list(), GlobalHandles::Node::is_independent(), GlobalHandles::Node::IsWeak(), GlobalHandles::Node::location(), and GlobalHandles::Node::MarkPending().

void IdentifyWeakHandles

(

WeakSlotCallback

f

)

Definition at line 491 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

List<ImplicitRefGroup*>* implicit_ref_groups ( )

inline

Definition at line 223 of file global-handles.h.

bool IsIndependent ( Object **  location )

static

Definition at line 451 of file global-handles.cc.

References GlobalHandles::Node::FromLocation(), and GlobalHandles::Node::is_independent().

bool IsNearDeath ( Object **  location )

static

Definition at line 456 of file global-handles.cc.

References GlobalHandles::Node::FromLocation(), and GlobalHandles::Node::IsNearDeath().

Referenced by TEST().

Isolate* isolate ( )

inline

Definition at line 234 of file global-handles.h.

bool IsWeak ( Object **  location )

static

Definition at line 461 of file global-handles.cc.

References GlobalHandles::Node::FromLocation(), and GlobalHandles::Node::IsWeak().

Referenced by TEST().

void IterateAllRoots

(

ObjectVisitor *

v

)

Definition at line 602 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

Referenced by Heap::IterateStrongRoots(), and V8HeapExplorer::TagGlobalObjects().

void IterateAllRootsWithClassIds

(

ObjectVisitor *

v

)

Definition at line 611 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

Referenced by V8::VisitHandlesWithClassIds().

void IterateNewSpaceStrongAndDependentRoots

(

ObjectVisitor *

v

)

Definition at line 500 of file global-handles.cc.

References GlobalHandles::Node::is_independent(), GlobalHandles::Node::IsStrongRetainer(), GlobalHandles::Node::IsWeakRetainer(), and GlobalHandles::Node::location().

Referenced by Heap::IterateStrongRoots().

void IterateNewSpaceWeakIndependentRoots

(

ObjectVisitor *

v

)

Definition at line 524 of file global-handles.cc.

References ASSERT, GlobalHandles::Node::is_in_new_space_list(), GlobalHandles::Node::is_independent(), GlobalHandles::Node::IsWeakRetainer(), and GlobalHandles::Node::location().

void IterateStrongRoots

(

ObjectVisitor *

v

)

Definition at line 593 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

Referenced by Heap::IterateStrongRoots().

void IterateWeakRoots

(

ObjectVisitor *

v

)

Definition at line 474 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

void IterateWeakRoots	(	WeakReferenceGuest	f,
		WeakReferenceCallback	callback
	)

Definition at line 481 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

void MakeWeak	(	Object **	location,
		void *	parameter,
		WeakReferenceCallback	callback
	)

Definition at line 434 of file global-handles.cc.

References ASSERT, GlobalHandles::Node::FromLocation(), GlobalHandles::Node::MakeWeak(), and v8::internal::NULL.

Referenced by DeoptimizingCodeListNode::DeoptimizingCodeListNode(), v8::internal::GetScriptWrapper(), TokenEnumerator::GetTokenId(), and TEST().

void MarkIndependent

(

Object **

location

)

Definition at line 446 of file global-handles.cc.

References GlobalHandles::Node::FromLocation(), and GlobalHandles::Node::MarkIndependent().

int NumberOfGlobalHandles ( )

inline

Definition at line 148 of file global-handles.h.

Referenced by HeapProfiler::GetPersistentHandleCount().

int NumberOfGlobalObjectWeakHandles ( )

inline

Definition at line 143 of file global-handles.h.

int NumberOfWeakHandles ( )

inline

Definition at line 137 of file global-handles.h.

Referenced by StartupSerializer::SerializeStrongReferences().

List<ObjectGroup*>* object_groups ( )

inline

Definition at line 220 of file global-handles.h.

bool PostGarbageCollectionProcessing

(

GarbageCollector

collector

)

Definition at line 535 of file global-handles.cc.

References ASSERT, GlobalHandles::NodeIterator::done(), Heap::gc_state(), Isolate::heap(), Heap::InNewSpace(), GlobalHandles::Node::is_in_new_space_list(), GlobalHandles::Node::is_independent(), GlobalHandles::Node::IsRetainer(), Heap::NOT_IN_GC, GlobalHandles::Node::object(), GlobalHandles::Node::PostGarbageCollectionProcessing(), v8::internal::SCAVENGER, and GlobalHandles::Node::set_in_new_space_list().

void RecordStats

(

HeapStats *

stats

)

Definition at line 621 of file global-handles.cc.

References GlobalHandles::NodeIterator::done(), GlobalHandles::Node::FREE, HeapStats::free_global_handle_count, HeapStats::global_handle_count, GlobalHandles::Node::NEAR_DEATH, HeapStats::near_death_global_handle_count, GlobalHandles::Node::PENDING, HeapStats::pending_global_handle_count, GlobalHandles::Node::WEAK, and HeapStats::weak_global_handle_count.

Referenced by Heap::RecordStats().

void RemoveImplicitRefGroups

(

)

Definition at line 719 of file global-handles.cc.

void RemoveObjectGroups

(

)

Definition at line 711 of file global-handles.cc.

void SetWrapperClassId ( Object **  location, uint16_t  class_id  )

static

Definition at line 466 of file global-handles.cc.

References GlobalHandles::Node::FromLocation(), and GlobalHandles::Node::set_wrapper_class_id().

void TearDown

(

)

Definition at line 727 of file global-handles.cc.

Referenced by Heap::TearDown().

Friends And Related Function Documentation

friend class Isolate

friend

Definition at line 280 of file global-handles.h.

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

• src/global-handles.h
• src/global-handles.cc