#include <context-deserializer.h>

Inheritance diagram for v8::internal::ContextDeserializer:

Collaboration diagram for v8::internal::ContextDeserializer:

Static Public Member Functions
static MaybeDirectHandle< Context >	DeserializeContext (Isolate isolate, const SnapshotData data, size_t context_index, bool can_rehash, DirectHandle< JSGlobalProxy > global_proxy, DeserializeEmbedderFieldsCallback embedder_fields_deserializer)

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)

Private Member Functions
	ContextDeserializer (Isolate isolate, const SnapshotData data, bool can_rehash)

MaybeDirectHandle< Object >	Deserialize (Isolate *isolate, DirectHandle< JSGlobalProxy > global_proxy, DeserializeEmbedderFieldsCallback embedder_fields_deserializer)

void	DeserializeEmbedderFields (DirectHandle< NativeContext > context, DeserializeEmbedderFieldsCallback embedder_fields_deserializer)

void	DeserializeApiWrapperFields (const v8::DeserializeAPIWrapperCallback &api_wrapper_callback)

Additional Inherited Members
Public Member Functions inherited from v8::internal::Deserializer< Isolate >
	~Deserializer () override

	Deserializer (const Deserializer &)=delete

Deserializer &	operator= (const Deserializer &)=delete

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 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>

Protected Member Functions inherited from v8::internal::Deserializer< Isolate >
	Deserializer (Isolate *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)

Isolate *	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)

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

Definition at line 19 of file context-deserializer.h.

Constructor & Destructor Documentation

◆ ContextDeserializer()

v8::internal::ContextDeserializer::ContextDeserializer	(	Isolate *	isolate,
		const SnapshotData *	data,
		bool	can_rehash )

inlineexplicitprivate

Definition at line 28 of file context-deserializer.h.

Member Function Documentation

◆ Deserialize()

MaybeDirectHandle< Object > v8::internal::ContextDeserializer::Deserialize	(	Isolate *	isolate,
		DirectHandle< JSGlobalProxy >	global_proxy,
		DeserializeEmbedderFieldsCallback	embedder_fields_deserializer )

private

Definition at line 47 of file context-deserializer.cc.

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◆ DeserializeApiWrapperFields()

void v8::internal::ContextDeserializer::DeserializeApiWrapperFields ( const v8::DeserializeAPIWrapperCallback & api_wrapper_callback )

private

Definition at line 136 of file context-deserializer.cc.

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◆ DeserializeContext()

MaybeDirectHandle< Context > v8::internal::ContextDeserializer::DeserializeContext	(	Isolate *	isolate,
		const SnapshotData *	data,
		size_t	context_index,
		bool	can_rehash,
		DirectHandle< JSGlobalProxy >	global_proxy,
		DeserializeEmbedderFieldsCallback	embedder_fields_deserializer )

static

Definition at line 17 of file context-deserializer.cc.

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◆ DeserializeEmbedderFields()

void v8::internal::ContextDeserializer::DeserializeEmbedderFields	(	DirectHandle< NativeContext >	context,
		DeserializeEmbedderFieldsCallback	embedder_fields_deserializer )

private

Definition at line 95 of file context-deserializer.cc.

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

src/snapshot/context-deserializer.h
src/snapshot/context-deserializer.cc

Static Public Member Functions

Private Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ContextDeserializer()

Member Function Documentation

◆ Deserialize()

◆ DeserializeApiWrapperFields()

◆ DeserializeContext()

◆ DeserializeEmbedderFields()