#include <deserializer.h>

Inheritance diagram for v8::internal::Deserializer< IsolateT >:

Collaboration diagram for v8::internal::Deserializer< IsolateT >:

Classes
class	DisableGCStats

class	HotObjectsList

struct	ReferenceDescriptor

struct	UnresolvedForwardRef

Public Member Functions
	~Deserializer () override

	Deserializer (const Deserializer &)=delete

Deserializer &	operator= (const Deserializer &)=delete

template<typename SlotAccessor >
int	ReadRepeatedRoot (SlotAccessor slot_accessor, int repeat_count)

Public Member Functions inherited from v8::internal::RootVisitor
virtual	~RootVisitor ()=default

virtual void	VisitRootPointer (Root root, const char *description, FullObjectSlot p)

virtual void	VisitRootPointers (Root root, const char *description, OffHeapObjectSlot start, OffHeapObjectSlot end)

virtual void	VisitRunningCode (FullObjectSlot code_slot, FullObjectSlot istream_or_smi_zero_slot)

virtual GarbageCollector	collector () const

Protected Member Functions
	Deserializer (IsolateT *isolate, base::Vector< const uint8_t > payload, uint32_t magic_number, bool deserializing_user_code, bool can_rehash)

void	DeserializeDeferredObjects ()

void	LogNewObjectEvents ()

void	LogScriptEvents (Tagged< Script > script)

void	LogNewMapEvents ()

void	WeakenDescriptorArrays ()

Handle< HeapObject >	GetBackReferencedObject ()

Handle< HeapObject >	GetBackReferencedObject (uint32_t index)

void	AddAttachedObject (DirectHandle< HeapObject > attached_object)

IsolateT *	isolate () const

Isolate *	main_thread_isolate () const

SnapshotByteSource *	source ()

base::Vector< const DirectHandle< AllocationSite > >	new_allocation_sites () const

base::Vector< const DirectHandle< InstructionStream > >	new_code_objects () const

base::Vector< const DirectHandle< Map > >	new_maps () const

base::Vector< const DirectHandle< AccessorInfo > >	accessor_infos () const

base::Vector< const DirectHandle< FunctionTemplateInfo > >	function_template_infos () const

base::Vector< const DirectHandle< Script > >	new_scripts () const

std::shared_ptr< BackingStore >	backing_store (size_t i)

bool	deserializing_user_code () const

bool	should_rehash () const

void	PushObjectToRehash (DirectHandle< HeapObject > object)

void	Rehash ()

DirectHandle< HeapObject >	ReadObject ()

Protected Member Functions inherited from v8::internal::SerializerDeserializer
void	RestoreExternalReferenceRedirector (Isolate *isolate, Tagged< AccessorInfo > accessor_info)

void	RestoreExternalReferenceRedirector (Isolate *isolate, Tagged< FunctionTemplateInfo > function_template_info)

Private Member Functions
void	VisitRootPointers (Root root, const char *description, FullObjectSlot start, FullObjectSlot end) override

void	Synchronize (VisitorSynchronization::SyncTag tag) override

template<typename SlotAccessor >
int	WriteHeapPointer (SlotAccessor slot_accessor, Tagged< HeapObject > heap_object, ReferenceDescriptor descr, WriteBarrierMode mode=UPDATE_WRITE_BARRIER)

template<typename SlotAccessor >
int	WriteHeapPointer (SlotAccessor slot_accessor, DirectHandle< HeapObject > heap_object, ReferenceDescriptor descr, WriteBarrierMode mode=UPDATE_WRITE_BARRIER)

int	WriteExternalPointer (Tagged< HeapObject > host, ExternalPointerSlot dest, Address value, ExternalPointerTag tag)

int	WriteIndirectPointer (IndirectPointerSlot dest, Tagged< HeapObject > value)

void	ReadData (Handle< HeapObject > object, int start_slot_index, int end_slot_index)

void	ReadData (FullMaybeObjectSlot start, FullMaybeObjectSlot end)

template<typename SlotAccessor >
int	ReadSingleBytecodeData (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadNewObject (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadBackref (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadReadOnlyHeapRef (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadRootArray (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadStartupObjectCache (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadSharedHeapObjectCache (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadNewMetaMap (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadExternalReference (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadRawExternalReference (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadAttachedReference (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadRegisterPendingForwardRef (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadResolvePendingForwardRef (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadVariableRawData (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadVariableRepeatRoot (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadOffHeapBackingStore (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadApiReference (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadClearedWeakReference (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadWeakPrefix (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadIndirectPointerPrefix (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadInitializeSelfIndirectPointer (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadAllocateJSDispatchEntry (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadJSDispatchEntry (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadProtectedPointerPrefix (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadRootArrayConstants (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadHotObject (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadFixedRawData (uint8_t data, SlotAccessor slot_accessor)

template<typename SlotAccessor >
int	ReadFixedRepeatRoot (uint8_t data, SlotAccessor slot_accessor)

Address	ReadExternalReferenceCase ()

ExternalPointerTag	ReadExternalPointerTag ()

Handle< HeapObject >	ReadObject (SnapshotSpace space)

Handle< HeapObject >	ReadMetaMap (SnapshotSpace space)

ReferenceDescriptor	GetAndResetNextReferenceDescriptor ()

template<typename SlotGetter >
int	ReadRepeatedRoot (SlotGetter slot_getter, int repeat_count)

void	PostProcessNewObject (DirectHandle< Map > map, Handle< HeapObject > obj, SnapshotSpace space)

void	PostProcessNewJSReceiver (Tagged< Map > map, DirectHandle< JSReceiver > obj, InstanceType instance_type, SnapshotSpace space)

Tagged< HeapObject >	Allocate (AllocationType allocation, int size, AllocationAlignment alignment)

void	PostProcessNewJSReceiver (Tagged< Map > map, DirectHandle< JSReceiver > obj, InstanceType instance_type, SnapshotSpace space)

void	PostProcessNewJSReceiver (Tagged< Map > map, DirectHandle< JSReceiver > obj, InstanceType instance_type, SnapshotSpace space)

Private Attributes
IsolateT *	isolate_

DirectHandleVector< HeapObject >	attached_objects_

SnapshotByteSource	source_

uint32_t	magic_number_

HotObjectsList	hot_objects_

DirectHandleVector< Map >	new_maps_

DirectHandleVector< AllocationSite >	new_allocation_sites_

DirectHandleVector< InstructionStream >	new_code_objects_

DirectHandleVector< AccessorInfo >	accessor_infos_

DirectHandleVector< FunctionTemplateInfo >	function_template_infos_

DirectHandleVector< Script >	new_scripts_

std::vector< std::shared_ptr< BackingStore > >	backing_stores_

GlobalHandleVector< DescriptorArray >	new_descriptor_arrays_

std::vector< IndirectHandle< HeapObject > >	back_refs_

std::vector< JSDispatchHandle >	js_dispatch_entries_

std::vector< UnresolvedForwardRef >	unresolved_forward_refs_

int	num_unresolved_forward_refs_ = 0

const bool	deserializing_user_code_

bool	next_reference_is_weak_ = false

bool	next_reference_is_indirect_pointer_ = false

bool	next_reference_is_protected_pointer = false

const bool	should_rehash_

DirectHandleVector< HeapObject >	to_rehash_

DisableGCStats	no_gc_stats_

int	depth_ = 0

Additional Inherited Members
Static Public Member Functions inherited from v8::internal::SerializerDeserializer
static void	IterateStartupObjectCache (Isolate isolate, RootVisitor visitor)

static void	IterateSharedHeapObjectCache (Isolate isolate, RootVisitor visitor)

Static Public Member Functions inherited from v8::internal::RootVisitor
static const char *	RootName (Root root)

Protected Types inherited from v8::internal::SerializerDeserializer
enum class	SlotType { kAnySlot , kMapSlot }

enum	Bytecode : uint8_t { kNewObject = 0x00 , kBackref = 0x04 , kReadOnlyHeapRef , kStartupObjectCache , kRootArray , kAttachedReference , kSharedHeapObjectCache , kNop , kSynchronize , kVariableRepeatRoot , kOffHeapBackingStore , kOffHeapResizableBackingStore , kEmbedderFieldsData , kApiWrapperFieldsData , kVariableRawData , kApiReference , kExternalReference , kSandboxedApiReference , kSandboxedExternalReference , kSandboxedRawExternalReference , kClearedWeakReference , kWeakPrefix , kRegisterPendingForwardRef , kResolvePendingForwardRef , kNewContextlessMetaMap , kNewContextfulMetaMap , kIndirectPointerPrefix , kInitializeSelfIndirectPointer , kAllocateJSDispatchEntry , kJSDispatchEntry , kProtectedPointerPrefix , kRootArrayConstants = 0x40 , kFixedRawData = 0x60 , kFixedRepeatRoot = 0x80 , kHotObject = 0x90 }

template<Bytecode bytecode>
using	SpaceEncoder

using	NewObject = SpaceEncoder<kNewObject>

using	FixedRawDataWithSize

using	FixedRepeatRootWithCount

using	RootArrayConstant

using	HotObject = BytecodeValueEncoder<kHotObject, 0, kHotObjectCount - 1>

Static Protected Member Functions inherited from v8::internal::SerializerDeserializer
static bool	CanBeDeferred (Tagged< HeapObject > o, SlotType slot_type)

Static Protected Attributes inherited from v8::internal::SerializerDeserializer
static const int	kRootArrayConstantsCount = 0x20

static const int	kFixedRawDataCount = 0x20

static const int	kFixedRepeatRootCount = 0x10

static const int	kHotObjectCount = 8

static const int	kDoubleAlignmentSentinel = 0

static const int	kFirstEncodableFixedRawDataSize = 1

static const int	kLastEncodableFixedRawDataSize

static const int	kFirstEncodableRepeatRootCount = 2

static const int	kLastEncodableFixedRepeatRootCount

static const int	kFirstEncodableVariableRepeatRootCount

static const uint32_t	kEmptyBackingStoreRefSentinel = 0

Detailed Description

template<typename IsolateT>
class v8::internal::Deserializer< IsolateT >

Definition at line 44 of file deserializer.h.

Constructor & Destructor Documentation

◆ ~Deserializer()

template<typename IsolateT >

v8::internal::Deserializer< IsolateT >::~Deserializer ( )

override

Definition at line 359 of file deserializer.cc.

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◆ Deserializer() [1/2]

template<typename IsolateT >

v8::internal::Deserializer< IsolateT >::Deserializer ( const Deserializer< IsolateT > & )

delete

◆ Deserializer() [2/2]

template<typename IsolateT >

v8::internal::Deserializer< IsolateT >::Deserializer	(	IsolateT *	isolate,
		base::Vector< const uint8_t >	payload,
		uint32_t	magic_number,
		bool	deserializing_user_code,
		bool	can_rehash )

protected

Definition at line 312 of file deserializer.cc.

Member Function Documentation

◆ accessor_infos()

template<typename IsolateT >

base::Vector< const DirectHandle< AccessorInfo > > v8::internal::Deserializer< IsolateT >::accessor_infos ( ) const

inlineprotected

Definition at line 95 of file deserializer.h.

◆ AddAttachedObject()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::AddAttachedObject ( DirectHandle< HeapObject > attached_object )

inlineprotected

Definition at line 75 of file deserializer.h.

◆ Allocate()

template<typename IsolateT >

Tagged< HeapObject > v8::internal::Deserializer< IsolateT >::Allocate	(	AllocationType	allocation,
		int	size,
		AllocationAlignment	alignment )

private

Definition at line 1651 of file deserializer.cc.

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◆ backing_store()

template<typename IsolateT >

std::shared_ptr< BackingStore > v8::internal::Deserializer< IsolateT >::backing_store ( size_t i )

inlineprotected

Definition at line 106 of file deserializer.h.

◆ DeserializeDeferredObjects()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::DeserializeDeferredObjects ( )

protected

Definition at line 404 of file deserializer.cc.

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◆ deserializing_user_code()

template<typename IsolateT >

bool v8::internal::Deserializer< IsolateT >::deserializing_user_code ( ) const

inlineprotected

Definition at line 111 of file deserializer.h.

◆ function_template_infos()

template<typename IsolateT >

base::Vector< const DirectHandle< FunctionTemplateInfo > > v8::internal::Deserializer< IsolateT >::function_template_infos ( ) const

inlineprotected

Definition at line 99 of file deserializer.h.

◆ GetAndResetNextReferenceDescriptor()

template<typename IsolateT >

Deserializer< IsolateT >::ReferenceDescriptor v8::internal::Deserializer< IsolateT >::GetAndResetNextReferenceDescriptor ( )

private

Definition at line 694 of file deserializer.cc.

◆ GetBackReferencedObject() [1/2]

template<typename IsolateT >

Handle< HeapObject > v8::internal::Deserializer< IsolateT >::GetBackReferencedObject ( )

protected

Definition at line 708 of file deserializer.cc.

◆ GetBackReferencedObject() [2/2]

template<typename IsolateT >

Handle< HeapObject > v8::internal::Deserializer< IsolateT >::GetBackReferencedObject ( uint32_t index )

protected

Definition at line 713 of file deserializer.cc.

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◆ isolate()

template<typename IsolateT >

IsolateT * v8::internal::Deserializer< IsolateT >::isolate ( ) const

inlineprotected

Definition at line 79 of file deserializer.h.

◆ LogNewMapEvents()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::LogNewMapEvents ( )

protected

Definition at line 415 of file deserializer.cc.

◆ LogNewObjectEvents()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::LogNewObjectEvents ( )

protected

◆ LogScriptEvents()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::LogScriptEvents ( Tagged< Script > script )

protected

Definition at line 431 of file deserializer.cc.

◆ main_thread_isolate()

template<typename IsolateT >

Isolate * v8::internal::Deserializer< IsolateT >::main_thread_isolate ( ) const

inlineprotected

Definition at line 81 of file deserializer.h.

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◆ new_allocation_sites()

template<typename IsolateT >

base::Vector< const DirectHandle< AllocationSite > > v8::internal::Deserializer< IsolateT >::new_allocation_sites ( ) const

inlineprotected

Definition at line 85 of file deserializer.h.

◆ new_code_objects()

template<typename IsolateT >

base::Vector< const DirectHandle< InstructionStream > > v8::internal::Deserializer< IsolateT >::new_code_objects ( ) const

inlineprotected

Definition at line 89 of file deserializer.h.

◆ new_maps()

template<typename IsolateT >

base::Vector< const DirectHandle< Map > > v8::internal::Deserializer< IsolateT >::new_maps ( ) const

inlineprotected

Definition at line 92 of file deserializer.h.

◆ new_scripts()

template<typename IsolateT >

base::Vector< const DirectHandle< Script > > v8::internal::Deserializer< IsolateT >::new_scripts ( ) const

inlineprotected

Definition at line 102 of file deserializer.h.

◆ operator=()

template<typename IsolateT >

Deserializer & v8::internal::Deserializer< IsolateT >::operator= ( const Deserializer< IsolateT > & )

delete

◆ PostProcessNewJSReceiver() [1/3]

void v8::internal::Deserializer< Isolate >::PostProcessNewJSReceiver	(	Tagged< Map >	map,
		DirectHandle< JSReceiver >	obj,
		InstanceType	instance_type,
		SnapshotSpace	space )

private

Definition at line 506 of file deserializer.cc.

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◆ PostProcessNewJSReceiver() [2/3]

void v8::internal::Deserializer< LocalIsolate >::PostProcessNewJSReceiver	(	Tagged< Map >	map,
		DirectHandle< JSReceiver >	obj,
		InstanceType	instance_type,
		SnapshotSpace	space )

private

Definition at line 567 of file deserializer.cc.

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◆ PostProcessNewJSReceiver() [3/3]

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::PostProcessNewJSReceiver	(	Tagged< Map >	map,
		DirectHandle< JSReceiver >	obj,
		InstanceType	instance_type,
		SnapshotSpace	space )

private

◆ PostProcessNewObject()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::PostProcessNewObject	(	DirectHandle< Map >	map,
		Handle< HeapObject >	obj,
		SnapshotSpace	space )

private

Definition at line 574 of file deserializer.cc.

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◆ PushObjectToRehash()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::PushObjectToRehash ( DirectHandle< HeapObject > object )

inlineprotected

Definition at line 114 of file deserializer.h.

◆ ReadAllocateJSDispatchEntry()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadAllocateJSDispatchEntry	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1479 of file deserializer.cc.

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◆ ReadApiReference()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadApiReference	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1392 of file deserializer.cc.

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◆ ReadAttachedReference()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadAttachedReference	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1267 of file deserializer.cc.

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◆ ReadBackref()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadBackref	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1107 of file deserializer.cc.

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◆ ReadClearedWeakReference()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadClearedWeakReference	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1419 of file deserializer.cc.

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◆ ReadData() [1/2]

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::ReadData	(	FullMaybeObjectSlot	start,
		FullMaybeObjectSlot	end )

private

Definition at line 968 of file deserializer.cc.

◆ ReadData() [2/2]

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::ReadData	(	Handle< HeapObject >	object,
		int	start_slot_index,
		int	end_slot_index )

private

Definition at line 955 of file deserializer.cc.

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◆ ReadExternalPointerTag()

template<typename IsolateT >

ExternalPointerTag v8::internal::Deserializer< IsolateT >::ReadExternalPointerTag ( )

private

Definition at line 1646 of file deserializer.cc.

◆ ReadExternalReference()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadExternalReference	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1226 of file deserializer.cc.

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◆ ReadExternalReferenceCase()

template<typename IsolateT >

Address v8::internal::Deserializer< IsolateT >::ReadExternalReferenceCase ( )

inlineprivate

Definition at line 1639 of file deserializer.cc.

◆ ReadFixedRawData()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadFixedRawData	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1586 of file deserializer.cc.

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◆ ReadFixedRepeatRoot()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadFixedRepeatRoot	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1615 of file deserializer.cc.

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◆ ReadHotObject()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadHotObject	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1571 of file deserializer.cc.

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◆ ReadIndirectPointerPrefix()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadIndirectPointerPrefix	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1444 of file deserializer.cc.

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◆ ReadInitializeSelfIndirectPointer()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadInitializeSelfIndirectPointer	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1459 of file deserializer.cc.

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◆ ReadJSDispatchEntry()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadJSDispatchEntry	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1511 of file deserializer.cc.

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◆ ReadMetaMap()

template<typename IsolateT >

Handle< HeapObject > v8::internal::Deserializer< IsolateT >::ReadMetaMap ( SnapshotSpace space )

private

Definition at line 870 of file deserializer.cc.

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◆ ReadNewMetaMap()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadNewMetaMap	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1209 of file deserializer.cc.

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◆ ReadNewObject()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadNewObject	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1086 of file deserializer.cc.

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◆ ReadObject() [1/2]

template<typename IsolateT >

DirectHandle< HeapObject > v8::internal::Deserializer< IsolateT >::ReadObject ( )

protected

Definition at line 727 of file deserializer.cc.

◆ ReadObject() [2/2]

template<typename IsolateT >

Handle< HeapObject > v8::internal::Deserializer< IsolateT >::ReadObject ( SnapshotSpace space )

private

Definition at line 751 of file deserializer.cc.

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◆ ReadOffHeapBackingStore()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadOffHeapBackingStore	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1358 of file deserializer.cc.

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◆ ReadProtectedPointerPrefix()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadProtectedPointerPrefix	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1538 of file deserializer.cc.

◆ ReadRawExternalReference()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadRawExternalReference	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1245 of file deserializer.cc.

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◆ ReadReadOnlyHeapRef()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadReadOnlyHeapRef	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1125 of file deserializer.cc.

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◆ ReadRegisterPendingForwardRef()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadRegisterPendingForwardRef	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1282 of file deserializer.cc.

◆ ReadRepeatedRoot() [1/2]

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadRepeatedRoot	(	SlotAccessor	slot_accessor,
		int	repeat_count )

Definition at line 899 of file deserializer.cc.

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◆ ReadRepeatedRoot() [2/2]

template<typename IsolateT >

template<typename SlotGetter >

int v8::internal::Deserializer< IsolateT >::ReadRepeatedRoot	(	SlotGetter	slot_getter,
		int	repeat_count )

private

◆ ReadResolvePendingForwardRef()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadResolvePendingForwardRef	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1293 of file deserializer.cc.

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◆ ReadRootArray()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadRootArray	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1151 of file deserializer.cc.

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◆ ReadRootArrayConstants()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadRootArrayConstants	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1550 of file deserializer.cc.

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◆ ReadSharedHeapObjectCache()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadSharedHeapObjectCache	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1193 of file deserializer.cc.

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◆ ReadSingleBytecodeData()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadSingleBytecodeData	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 980 of file deserializer.cc.

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◆ ReadStartupObjectCache()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadStartupObjectCache	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1173 of file deserializer.cc.

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◆ ReadVariableRawData()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadVariableRawData	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1321 of file deserializer.cc.

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◆ ReadVariableRepeatRoot()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadVariableRepeatRoot	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1343 of file deserializer.cc.

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◆ ReadWeakPrefix()

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::ReadWeakPrefix	(	uint8_t	data,
		SlotAccessor	slot_accessor )

private

Definition at line 1429 of file deserializer.cc.

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◆ Rehash()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::Rehash ( )

protected

Definition at line 351 of file deserializer.cc.

◆ should_rehash()

template<typename IsolateT >

bool v8::internal::Deserializer< IsolateT >::should_rehash ( ) const

inlineprotected

Definition at line 112 of file deserializer.h.

◆ source()

template<typename IsolateT >

SnapshotByteSource * v8::internal::Deserializer< IsolateT >::source ( )

inlineprotected

Definition at line 83 of file deserializer.h.

◆ Synchronize()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::Synchronize ( VisitorSynchronization::SyncTag tag )

overrideprivatevirtual

Reimplemented from v8::internal::RootVisitor.

Definition at line 383 of file deserializer.cc.

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◆ VisitRootPointers()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::VisitRootPointers	(	Root	root,
		const char *	description,
		FullObjectSlot	start,
		FullObjectSlot	end )

overrideprivatevirtual

Implements v8::internal::RootVisitor.

Definition at line 375 of file deserializer.cc.

◆ WeakenDescriptorArrays()

template<typename IsolateT >

void v8::internal::Deserializer< IsolateT >::WeakenDescriptorArrays ( )

protected

Definition at line 426 of file deserializer.cc.

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◆ WriteExternalPointer()

template<typename IsolateT >

int v8::internal::Deserializer< IsolateT >::WriteExternalPointer	(	Tagged< HeapObject >	host,
		ExternalPointerSlot	dest,
		Address	value,
		ExternalPointerTag	tag )

inlineprivate

Definition at line 246 of file deserializer.cc.

◆ WriteHeapPointer() [1/2]

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::WriteHeapPointer	(	SlotAccessor	slot_accessor,
		DirectHandle< HeapObject >	heap_object,
		ReferenceDescriptor	descr,
		WriteBarrierMode	mode = UPDATE_WRITE_BARRIER )

private

Definition at line 231 of file deserializer.cc.

◆ WriteHeapPointer() [2/2]

template<typename IsolateT >

template<typename SlotAccessor >

int v8::internal::Deserializer< IsolateT >::WriteHeapPointer	(	SlotAccessor	slot_accessor,
		Tagged< HeapObject >	heap_object,
		ReferenceDescriptor	descr,
		WriteBarrierMode	mode = UPDATE_WRITE_BARRIER )

private

Definition at line 218 of file deserializer.cc.

◆ WriteIndirectPointer()

template<typename IsolateT >

int v8::internal::Deserializer< IsolateT >::WriteIndirectPointer	(	IndirectPointerSlot	dest,
		Tagged< HeapObject >	value )

inlineprivate

Member Data Documentation

◆ accessor_infos_

template<typename IsolateT >

DirectHandleVector<AccessorInfo> v8::internal::Deserializer< IsolateT >::accessor_infos_

private

Definition at line 287 of file deserializer.h.

◆ attached_objects_

template<typename IsolateT >

DirectHandleVector<HeapObject> v8::internal::Deserializer< IsolateT >::attached_objects_

private

Definition at line 278 of file deserializer.h.

◆ back_refs_

template<typename IsolateT >

std::vector<IndirectHandle<HeapObject> > v8::internal::Deserializer< IsolateT >::back_refs_

private

Definition at line 297 of file deserializer.h.

◆ backing_stores_

template<typename IsolateT >

std::vector<std::shared_ptr<BackingStore> > v8::internal::Deserializer< IsolateT >::backing_stores_

private

Definition at line 290 of file deserializer.h.

◆ depth_

template<typename IsolateT >

int v8::internal::Deserializer< IsolateT >::depth_ = 0

private

Definition at line 345 of file deserializer.h.

◆ deserializing_user_code_

template<typename IsolateT >

const bool v8::internal::Deserializer< IsolateT >::deserializing_user_code_

private

Definition at line 320 of file deserializer.h.

◆ function_template_infos_

template<typename IsolateT >

DirectHandleVector<FunctionTemplateInfo> v8::internal::Deserializer< IsolateT >::function_template_infos_

private

Definition at line 288 of file deserializer.h.

◆ hot_objects_

template<typename IsolateT >

HotObjectsList v8::internal::Deserializer< IsolateT >::hot_objects_

private

Definition at line 283 of file deserializer.h.

◆ isolate_

template<typename IsolateT >

IsolateT* v8::internal::Deserializer< IsolateT >::isolate_

private

Definition at line 275 of file deserializer.h.

◆ js_dispatch_entries_

template<typename IsolateT >

std::vector<JSDispatchHandle> v8::internal::Deserializer< IsolateT >::js_dispatch_entries_

private

Definition at line 300 of file deserializer.h.

◆ magic_number_

template<typename IsolateT >

uint32_t v8::internal::Deserializer< IsolateT >::magic_number_

private

Definition at line 281 of file deserializer.h.

◆ new_allocation_sites_

template<typename IsolateT >

DirectHandleVector<AllocationSite> v8::internal::Deserializer< IsolateT >::new_allocation_sites_

private

Definition at line 285 of file deserializer.h.

◆ new_code_objects_

template<typename IsolateT >

DirectHandleVector<InstructionStream> v8::internal::Deserializer< IsolateT >::new_code_objects_

private

Definition at line 286 of file deserializer.h.

◆ new_descriptor_arrays_

template<typename IsolateT >

GlobalHandleVector<DescriptorArray> v8::internal::Deserializer< IsolateT >::new_descriptor_arrays_

private

Definition at line 294 of file deserializer.h.

◆ new_maps_

template<typename IsolateT >

DirectHandleVector<Map> v8::internal::Deserializer< IsolateT >::new_maps_

private

Definition at line 284 of file deserializer.h.

◆ new_scripts_

template<typename IsolateT >

DirectHandleVector<Script> v8::internal::Deserializer< IsolateT >::new_scripts_

private

Definition at line 289 of file deserializer.h.

◆ next_reference_is_indirect_pointer_

template<typename IsolateT >

bool v8::internal::Deserializer< IsolateT >::next_reference_is_indirect_pointer_ = false

private

Definition at line 323 of file deserializer.h.

◆ next_reference_is_protected_pointer

template<typename IsolateT >

bool v8::internal::Deserializer< IsolateT >::next_reference_is_protected_pointer = false

private

Definition at line 324 of file deserializer.h.

◆ next_reference_is_weak_

template<typename IsolateT >

bool v8::internal::Deserializer< IsolateT >::next_reference_is_weak_ = false

private

Definition at line 322 of file deserializer.h.

◆ no_gc_stats_

template<typename IsolateT >

DisableGCStats v8::internal::Deserializer< IsolateT >::no_gc_stats_

private

Definition at line 343 of file deserializer.h.

◆ num_unresolved_forward_refs_

template<typename IsolateT >

int v8::internal::Deserializer< IsolateT >::num_unresolved_forward_refs_ = 0

private

Definition at line 318 of file deserializer.h.

◆ should_rehash_

template<typename IsolateT >

const bool v8::internal::Deserializer< IsolateT >::should_rehash_

private

Definition at line 327 of file deserializer.h.

◆ source_

template<typename IsolateT >

SnapshotByteSource v8::internal::Deserializer< IsolateT >::source_

private

Definition at line 280 of file deserializer.h.

◆ to_rehash_

template<typename IsolateT >

DirectHandleVector<HeapObject> v8::internal::Deserializer< IsolateT >::to_rehash_

private

Definition at line 328 of file deserializer.h.

◆ unresolved_forward_refs_

template<typename IsolateT >

std::vector<UnresolvedForwardRef> v8::internal::Deserializer< IsolateT >::unresolved_forward_refs_

private

Definition at line 317 of file deserializer.h.

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

src/snapshot/deserializer.h
src/snapshot/deserializer.cc

Classes

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ~Deserializer()

◆ Deserializer() [1/2]

◆ Deserializer() [2/2]

Member Function Documentation

◆ accessor_infos()

◆ AddAttachedObject()

◆ Allocate()

◆ backing_store()

◆ DeserializeDeferredObjects()

◆ deserializing_user_code()

◆ function_template_infos()

◆ GetAndResetNextReferenceDescriptor()

◆ GetBackReferencedObject() [1/2]

◆ GetBackReferencedObject() [2/2]

◆ isolate()

◆ LogNewMapEvents()

◆ LogNewObjectEvents()

◆ LogScriptEvents()

◆ main_thread_isolate()

◆ new_allocation_sites()

◆ new_code_objects()

◆ new_maps()

◆ new_scripts()

◆ operator=()

◆ PostProcessNewJSReceiver() [1/3]

◆ PostProcessNewJSReceiver() [2/3]

◆ PostProcessNewJSReceiver() [3/3]

◆ PostProcessNewObject()

◆ PushObjectToRehash()

◆ ReadAllocateJSDispatchEntry()

◆ ReadApiReference()

◆ ReadAttachedReference()

◆ ReadBackref()

◆ ReadClearedWeakReference()

◆ ReadData() [1/2]

◆ ReadData() [2/2]

◆ ReadExternalPointerTag()

◆ ReadExternalReference()

◆ ReadExternalReferenceCase()

◆ ReadFixedRawData()

◆ ReadFixedRepeatRoot()

◆ ReadHotObject()

◆ ReadIndirectPointerPrefix()

◆ ReadInitializeSelfIndirectPointer()

◆ ReadJSDispatchEntry()

◆ ReadMetaMap()

◆ ReadNewMetaMap()

◆ ReadNewObject()

◆ ReadObject() [1/2]

◆ ReadObject() [2/2]

◆ ReadOffHeapBackingStore()

◆ ReadProtectedPointerPrefix()

◆ ReadRawExternalReference()

◆ ReadReadOnlyHeapRef()

◆ ReadRegisterPendingForwardRef()

◆ ReadRepeatedRoot() [1/2]

◆ ReadRepeatedRoot() [2/2]

◆ ReadResolvePendingForwardRef()

◆ ReadRootArray()

◆ ReadRootArrayConstants()

◆ ReadSharedHeapObjectCache()

◆ ReadSingleBytecodeData()

◆ ReadStartupObjectCache()

◆ ReadVariableRawData()

◆ ReadVariableRepeatRoot()

◆ ReadWeakPrefix()

◆ Rehash()

◆ should_rehash()

◆ source()

◆ Synchronize()

◆ VisitRootPointers()

◆ WeakenDescriptorArrays()