#include <serialize.h>

Inheritance diagram for Serializer:

Collaboration diagram for Serializer:

Data Structures
class	ObjectSerializer

Public Member Functions
	Serializer (Isolate isolate, SnapshotByteSink sink)

	~Serializer ()

void	VisitPointers (Object start, Object end)

int	CurrentAllocationAddress (int space)

Isolate *	isolate () const

SerializationAddressMapper *	address_mapper ()

void	PutRoot (int index, HeapObject *object, HowToCode how, WhereToPoint where, int skip)

Static Public Member Functions
static void	Enable (Isolate *isolate)

static void	Disable ()

static void	TooLateToEnableNow ()

static bool	enabled ()

Static Public Member Functions inherited from SerializerDeserializer
static void	Iterate (Isolate isolate, ObjectVisitor visitor)

static int	nop ()

Protected Member Functions
int	RootIndex (HeapObject *heap_object, HowToCode from)

virtual bool	ShouldBeInThePartialSnapshotCache (HeapObject *o)=0

intptr_t	root_index_wave_front ()

void	set_root_index_wave_front (intptr_t value)

virtual void	SerializeObject (Object *o, HowToCode how_to_code, WhereToPoint where_to_point, int skip)=0

void	SerializeReferenceToPreviousObject (int space, int address, HowToCode how_to_code, WhereToPoint where_to_point, int skip)

void	InitializeAllocators ()

int	Allocate (int space, int size)

int	EncodeExternalReference (Address addr)

int	SpaceAreaSize (int space)

bool	ShouldBeSkipped (Object **current)

void	Pad ()

Static Protected Member Functions
static int	SpaceOfObject (HeapObject *object)

Static Protected Member Functions inherited from SerializerDeserializer
static int	CodeForRepeats (int repeats)

static int	RepeatsForCode (int byte_code)

static int	RootArrayConstantFromByteCode (int byte_code)

Protected Attributes
Isolate *	isolate_

int	fullness_ [LAST_SPACE+1]

SnapshotByteSink *	sink_

ExternalReferenceEncoder *	external_reference_encoder_

SerializationAddressMapper	address_mapper_

intptr_t	root_index_wave_front_

Static Protected Attributes
static const int	kInvalidRootIndex = -1

static bool	serialization_enabled_ = false

static bool	too_late_to_enable_now_ = false

Static Protected Attributes inherited from SerializerDeserializer
static const int	kRawData = 0x20

static const int	kSynchronize = 0x70

static const int	kNativesStringResource = 0x71

static const int	kRepeat = 0x72

static const int	kConstantRepeat = 0x73

static const int	kMaxRepeats = 0x7f - 0x72

static const int	kRootArrayConstants = 0xa0

static const int	kRootArrayNumberOfConstantEncodings = 0x20

static const int	kNumberOfSpaces = LO_SPACE

static const int	kAnyOldSpace = -1

static const int	kSpaceMask = 7

Friends
class	ObjectSerializer

class	Deserializer

Additional Inherited Members
Protected Types inherited from SerializerDeserializer
enum	Where { kNewObject = 0, kRootArray = 0x9, kPartialSnapshotCache = 0xa, kExternalReference = 0xb, kSkip = 0xc, kNop = 0xd, kBackref = 0x10, kBackrefWithSkip = 0x18, kPointedToMask = 0x3f }

enum	HowToCode { kPlain = 0, kFromCode = 0x40, kHowToCodeMask = 0x40 }

enum	WithSkip { kNoSkipDistance = 0, kHasSkipDistance = 0x40, kWithSkipMask = 0x40 }

enum	WhereToPoint { kStartOfObject = 0, kInnerPointer = 0x80, kWhereToPointMask = 0x80 }

Detailed Description

Definition at line 466 of file serialize.h.

Constructor & Destructor Documentation

Serializer	(	Isolate *	isolate,
		SnapshotByteSink *	sink
	)

Definition at line 1272 of file serialize.cc.

References Serializer::fullness_, and v8::internal::LAST_SPACE.

~Serializer ( )

Definition at line 1285 of file serialize.cc.

References Serializer::external_reference_encoder_.

Member Function Documentation

SerializationAddressMapper* address_mapper ( )

inline

Definition at line 486 of file serialize.h.

References Serializer::address_mapper_.

Referenced by Serializer::ObjectSerializer::Serialize(), and PartialSerializer::SerializeObject().

int Allocate	(	int	space,
		int	size
	)

protected

Definition at line 1851 of file serialize.cc.

References CHECK, Serializer::fullness_, SerializerDeserializer::kNumberOfSpaces, and v8::internal::size.

Referenced by Serializer::ObjectSerializer::Serialize().

int CurrentAllocationAddress ( int space )

inline

Definition at line 473 of file serialize.h.

References ASSERT, Serializer::fullness_, and SerializerDeserializer::kNumberOfSpaces.

Referenced by main(), Serializer::SerializeReferenceToPreviousObject(), and TEST().

void Disable ( )

static

Definition at line 772 of file serialize.cc.

References v8::internal::NULL, and Serializer::serialization_enabled_.

void Enable ( Isolate * isolate )

static

Definition at line 761 of file serialize.cc.

References ASSERT, Isolate::InitializeLoggingAndCounters(), Serializer::serialization_enabled_, and Serializer::too_late_to_enable_now_.

Referenced by main(), and TEST().

static bool enabled ( )

inlinestatic

Definition at line 485 of file serialize.h.

References Serializer::serialization_enabled_.

Referenced by Heap::IdleNotification(), FullCodeGenerator::Initialize(), CpuFeatures::IsSafeForSnapshot(), SerializerDeserializer::Iterate(), StandardFrame::IterateCompiledFrame(), NoTrackDoubleFieldsForSerializerScope::NoTrackDoubleFieldsForSerializerScope(), v8::internal::SetExpectedNofPropertiesFromEstimate(), IncrementalMarking::Start(), SharedFunctionInfo::StartInobjectSlackTracking(), IncrementalMarking::WorthActivating(), and NoTrackDoubleFieldsForSerializerScope::~NoTrackDoubleFieldsForSerializerScope().

int EncodeExternalReference ( Address addr )

inlineprotected

Definition at line 567 of file serialize.h.

References ExternalReferenceEncoder::Encode(), and Serializer::external_reference_encoder_.

void InitializeAllocators ( )

protected

Isolate* isolate ( ) const

inline

Definition at line 478 of file serialize.h.

References Serializer::isolate_.

Referenced by PartialSerializer::PartialSnapshotCacheIndex(), Serializer::PutRoot(), Serializer::RootIndex(), StartupSerializer::SerializeStrongReferences(), StartupSerializer::SerializeWeakReferences(), PartialSerializer::ShouldBeInThePartialSnapshotCache(), Serializer::ShouldBeSkipped(), and Serializer::VisitPointers().

void Pad ( )

protected

Definition at line 1868 of file serialize.cc.

References SerializerDeserializer::kNop, SnapshotByteSink::Put(), and Serializer::sink_.

Referenced by PartialSerializer::Serialize(), StartupSerializer::Serialize(), and StartupSerializer::SerializeWeakReferences().

void PutRoot	(	int	index,
		HeapObject *	object,
		SerializerDeserializer::HowToCode	how_to_code,
		SerializerDeserializer::WhereToPoint	where_to_point,
		int	skip
	)