GlobalHandles Class Reference

#include <global-handles.h>

Data Structures
class	Node
class	NodeBlock
class	NodeIterator

Public Types
typedef WeakCallbackData < v8::Value, void >::Callback	WeakCallback

Public Member Functions
	~GlobalHandles ()
Handle< Object >	Create (Object *value)
void	RecordStats (HeapStats *stats)
int	NumberOfWeakHandles ()
int	NumberOfGlobalObjectWeakHandles ()
int	global_handles_count () const
bool	PostGarbageCollectionProcessing (GarbageCollector collector, GCTracer *tracer)
void	IterateStrongRoots (ObjectVisitor *v)
void	IterateAllRoots (ObjectVisitor *v)
void	IterateAllRootsWithClassIds (ObjectVisitor *v)
void	IterateAllRootsInNewSpaceWithClassIds (ObjectVisitor *v)
void	IterateWeakRoots (ObjectVisitor *v)
void	IdentifyWeakHandles (WeakSlotCallback f)
void	IterateNewSpaceStrongAndDependentRoots (ObjectVisitor *v)
void	IdentifyNewSpaceWeakIndependentHandles (WeakSlotCallbackWithHeap f)
void	IterateNewSpaceWeakIndependentRoots (ObjectVisitor *v)
bool	IterateObjectGroups (ObjectVisitor *v, WeakSlotCallbackWithHeap can_skip)
void	AddObjectGroup (Object ***handles, size_t length, v8::RetainedObjectInfo *info)
void	SetObjectGroupId (Object **handle, UniqueId id)
void	SetRetainedObjectInfo (UniqueId id, RetainedObjectInfo *info)
void	AddImplicitReferences (HeapObject **parent, Object ***children, size_t length)
void	SetReferenceFromGroup (UniqueId id, Object **child)
void	SetReference (HeapObject **parent, Object **child)
List< ObjectGroup * > *	object_groups ()
List< ImplicitRefGroup * > *	implicit_ref_groups ()
void	RemoveObjectGroups ()
void	RemoveImplicitRefGroups ()
void	TearDown ()
Isolate *	isolate ()

Static Public Member Functions
static Handle< Object >	CopyGlobal (Object **location)
static void	Destroy (Object **location)
static void	MakeWeak (Object **location, void *parameter, WeakCallback weak_callback)
static void *	ClearWeakness (Object **location)
static void	MarkIndependent (Object **location)
static void	MarkPartiallyDependent (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 124 of file global-handles.h.

Member Typedef Documentation

typedef WeakCallbackData<v8::Value, void>::Callback WeakCallback

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

Constructor & Destructor Documentation

~GlobalHandles

(

)

Definition at line 459 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 870 of file global-handles.cc.

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

Referenced by TEST().

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

Definition at line 838 of file global-handles.cc.

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

Referenced by TEST().

void * ClearWeakness ( Object **  location )

static

Definition at line 507 of file global-handles.cc.

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

Referenced by TEST().

Handle< Object > CopyGlobal ( Object **  location )

static

Definition at line 489 of file global-handles.cc.

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

Handle< Object > Create

(

Object *

value

)

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

References GlobalHandles::Node::Acquire(), ASSERT, 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 GlobalHandles::CopyGlobal(), v8::internal::GetScriptWrapper(), and TEST().

void Destroy ( Object **  location )

static

Definition at line 495 of file global-handles.cc.

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

Referenced by TEST().

int global_handles_count ( ) const

inline

Definition at line 159 of file global-handles.h.

Referenced by TEST(), and THREADED_TEST().

void IdentifyNewSpaceWeakIndependentHandles

(

WeakSlotCallbackWithHeap

f

)

Definition at line 565 of file global-handles.cc.

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

void IdentifyWeakHandles

(

WeakSlotCallback

f

)

Definition at line 544 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

List<ImplicitRefGroup*>* implicit_ref_groups ( )

inline

Definition at line 265 of file global-handles.h.

Referenced by TEST().

bool IsIndependent ( Object **  location )

static

Definition at line 522 of file global-handles.cc.

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

bool IsNearDeath ( Object **  location )

static

Definition at line 527 of file global-handles.cc.

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

Referenced by TEST().

Isolate* isolate ( )

inline

Definition at line 277 of file global-handles.h.

Referenced by GlobalHandles::Node::MarkPartiallyDependent().

bool IsWeak ( Object **  location )

static

Definition at line 532 of file global-handles.cc.

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

Referenced by TEST().

void IterateAllRoots

(

ObjectVisitor *

v

)

Definition at line 724 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

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

void IterateAllRootsInNewSpaceWithClassIds

(

ObjectVisitor *

v

)

Definition at line 743 of file global-handles.cc.

References GlobalHandles::Node::has_wrapper_class_id(), GlobalHandles::Node::IsRetainer(), GlobalHandles::Node::location(), and GlobalHandles::Node::wrapper_class_id().

Referenced by V8::VisitHandlesForPartialDependence().

void IterateAllRootsWithClassIds

(

ObjectVisitor *

v

)

Definition at line 733 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

Referenced by V8::VisitHandlesWithClassIds().

void IterateNewSpaceStrongAndDependentRoots

(

ObjectVisitor *

v

)

Definition at line 553 of file global-handles.cc.

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

Referenced by Heap::IterateStrongRoots().

void IterateNewSpaceWeakIndependentRoots

(

ObjectVisitor *

v

)

Definition at line 578 of file global-handles.cc.

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

bool IterateObjectGroups	(	ObjectVisitor *	v,
		WeakSlotCallbackWithHeap	can_skip
	)

Definition at line 590 of file global-handles.cc.

References ASSERT, Isolate::heap(), ObjectGroup::length, v8::internal::NULL, and ObjectGroup::objects.

Referenced by TEST().

void IterateStrongRoots

(

ObjectVisitor *

v

)

Definition at line 715 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

Referenced by Heap::IterateStrongRoots().

void IterateWeakRoots

(

ObjectVisitor *

v

)

Definition at line 537 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

void MakeWeak ( Object **  location, void *  parameter, WeakCallback  weak_callback  )

static

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

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

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

void MarkIndependent ( Object **  location )

static

Definition at line 512 of file global-handles.cc.

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

void MarkPartiallyDependent ( Object **  location )

static

Definition at line 517 of file global-handles.cc.

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

int NumberOfGlobalObjectWeakHandles

(

)

Definition at line 765 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

int NumberOfWeakHandles

(

)

Definition at line 754 of file global-handles.cc.

References GlobalHandles::NodeIterator::done().

Referenced by StartupSerializer::SerializeStrongReferences().

List<ObjectGroup*>* object_groups ( )

inline

Definition at line 260 of file global-handles.h.

bool PostGarbageCollectionProcessing	(	GarbageCollector	collector,
		GCTracer *	tracer
	)

Definition at line 636 of file global-handles.cc.

References ASSERT, GlobalHandles::Node::clear_partially_dependent(), GlobalHandles::NodeIterator::done(), Heap::gc_state(), Isolate::heap(), Heap::InNewSpace(), GlobalHandles::Node::is_in_new_space_list(), GlobalHandles::Node::is_independent(), GlobalHandles::Node::is_partially_dependent(), 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 777 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 913 of file global-handles.cc.

Referenced by TEST().

void RemoveObjectGroups

(

)

Definition at line 901 of file global-handles.cc.

References v8::internal::info.

Referenced by TEST().

void SetObjectGroupId	(	Object **	handle,
		UniqueId	id
	)

Definition at line 858 of file global-handles.cc.

Referenced by TEST().

void SetReference	(	HeapObject **	parent,
		Object **	child
	)

Definition at line 893 of file global-handles.cc.

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

void SetReferenceFromGroup	(	UniqueId	id,
		Object **	child
	)

Definition at line 887 of file global-handles.cc.

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

Referenced by TEST().

void SetRetainedObjectInfo	(	UniqueId	id,
		RetainedObjectInfo *	info
	)

Definition at line 864 of file global-handles.cc.

Referenced by HeapProfiler::SetRetainedObjectInfo(), and TEST().

void TearDown

(

)

Definition at line 922 of file global-handles.cc.

Referenced by Heap::TearDown().

Friends And Related Function Documentation

friend class Isolate

friend

Definition at line 332 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