v8::internal Namespace Reference

Namespaces
namespace	wasm

Classes
class	BackingStoreBase
struct	CastCheck
class	CFunctionBuilder
class	CFunctionBuilderWithFunction
class	CFunctionInfoImpl
struct	count
struct	count< T, T, Args... >
struct	count< T, U, Args... >
struct	CTypeInfoTraits
struct	CTypeInfoTraits< CTypeInfo::Type::kBool >
struct	CTypeInfoTraits< CTypeInfo::Type::kFloat32 >
struct	CTypeInfoTraits< CTypeInfo::Type::kFloat64 >
struct	CTypeInfoTraits< CTypeInfo::Type::kInt32 >
struct	CTypeInfoTraits< CTypeInfo::Type::kInt64 >
struct	CTypeInfoTraits< CTypeInfo::Type::kPointer >
struct	CTypeInfoTraits< CTypeInfo::Type::kUint32 >
struct	CTypeInfoTraits< CTypeInfo::Type::kUint64 >
struct	CTypeInfoTraits< CTypeInfo::Type::kUint8 >
class	CustomArguments
class	HandleHelper
class	Internals
class	LocalUnchecked
struct	MaybeDefineIteratorConcept
struct	MaybeDefineIteratorConcept< Iterator, std::enable_if_t< kHaveIteratorCategory< Iterator > &&!kHaveIteratorConcept< Iterator > > >
struct	MaybeDefineIteratorConcept< Iterator, std::enable_if_t< kHaveIteratorConcept< Iterator > > >
struct	SmiTagging
struct	SmiTagging< 4 >
struct	SmiTagging< 8 >
class	StrongRootAllocator
class	StrongRootAllocatorBase
struct	TypeInfoHelper
struct	TypeInfoHelper< AnyCType >
struct	TypeInfoHelper< bool >
struct	TypeInfoHelper< const FastOneByteString & >
struct	TypeInfoHelper< double >
struct	TypeInfoHelper< FastApiCallbackOptions & >
struct	TypeInfoHelper< float >
struct	TypeInfoHelper< int32_t >
struct	TypeInfoHelper< int64_t >
struct	TypeInfoHelper< uint32_t >
struct	TypeInfoHelper< uint64_t >
struct	TypeInfoHelper< uint8_t >
struct	TypeInfoHelper< v8::Local< v8::Array > >
struct	TypeInfoHelper< v8::Local< v8::Object > >
struct	TypeInfoHelper< v8::Local< v8::Uint32Array > >
struct	TypeInfoHelper< v8::Local< v8::Value > >
struct	TypeInfoHelper< void * >
struct	TypeInfoHelper< void >
class	ValueHelper
class	WrappedIterator

Typedefs
typedef uintptr_t	Address
using	PlatformSmiTagging = SmiTagging< kApiTaggedSize >
using	SandboxedPointer_t = Address
using	ExternalPointerHandle = uint32_t
using	ExternalPointer_t = Address
using	CppHeapPointerHandle = uint32_t
using	CppHeapPointer_t = Address
using	IndirectPointerHandle = uint32_t
using	TrustedPointerHandle = IndirectPointerHandle
using	CodePointerHandle = IndirectPointerHandle

Enumerations
enum	ExternalPointerTag : uint64_t {   kExternalPointerNullTag = ((static_cast<uint64_t>( 0b00000000 ) << kExternalPointerTagShift) | ( 1 ? kExternalPointerMarkBit : 0)) , kAnyExternalPointerTag = ((static_cast<uint64_t>( 0b11111111 ) << kExternalPointerTagShift) | ( 1 ? kExternalPointerMarkBit : 0)) , kAnyForeignTag = kAnyExternalPointerTag , kExternalPointerFreeEntryTag = ((static_cast<uint64_t>( 0b11111111 ) << kExternalPointerTagShift) | ( 0 ? kExternalPointerMarkBit : 0)) ,   kExternalPointerEvacuationEntryTag = ((static_cast<uint64_t>( 0b11111110 ) << kExternalPointerTagShift) | ( 1 ? kExternalPointerMarkBit : 0)) , kExternalPointerZappedEntryTag = ((static_cast<uint64_t>( 0b11111101 ) << kExternalPointerTagShift) | ( 0 ? kExternalPointerMarkBit : 0)) , kFirstSharedTag = ((kAllTagsForAndBasedTypeChecking[ 0 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWaiterQueueNodeTag = ((kAllTagsForAndBasedTypeChecking[ 0 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kExternalStringResourceTag = ((kAllTagsForAndBasedTypeChecking[ 1 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kExternalStringResourceDataTag = ((kAllTagsForAndBasedTypeChecking[ 2 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kLastSharedTag = ((kAllTagsForAndBasedTypeChecking[ 2 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kNativeContextMicrotaskQueueTag = ((kAllTagsForAndBasedTypeChecking[ 5 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kEmbedderDataSlotPayloadTag = ((kAllTagsForAndBasedTypeChecking[ 6 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kExternalObjectValueTag = ((kAllTagsForAndBasedTypeChecking[ 7 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kFunctionTemplateInfoCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 8 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kAccessorInfoGetterTag = ((kAllTagsForAndBasedTypeChecking[ 9 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kAccessorInfoSetterTag = ((kAllTagsForAndBasedTypeChecking[ 10 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmInternalFunctionCallTargetTag = ((kAllTagsForAndBasedTypeChecking[ 11 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmTypeInfoNativeTypeTag = ((kAllTagsForAndBasedTypeChecking[ 12 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmExportedFunctionDataSignatureTag = ((kAllTagsForAndBasedTypeChecking[ 13 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kWasmContinuationJmpbufTag = ((kAllTagsForAndBasedTypeChecking[ 14 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmStackMemoryTag = ((kAllTagsForAndBasedTypeChecking[ 15 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmIndirectFunctionTargetTag = ((kAllTagsForAndBasedTypeChecking[ 16 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kGenericForeignTag = ((kAllTagsForAndBasedTypeChecking[ 20 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kApiNamedPropertyQueryCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 21 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiNamedPropertyGetterCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 22 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiNamedPropertySetterCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 23 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiNamedPropertyDescriptorCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 24 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kApiNamedPropertyDefinerCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 25 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiNamedPropertyDeleterCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 26 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiIndexedPropertyQueryCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 27 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiIndexedPropertyGetterCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 28 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kApiIndexedPropertySetterCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 29 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiIndexedPropertyDescriptorCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 30 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiIndexedPropertyDefinerCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 31 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiIndexedPropertyDeleterCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 32 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kApiIndexedPropertyEnumeratorCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 33 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiAccessCheckCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 34 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kApiAbortScriptExecutionCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 35 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kSyntheticModuleTag = ((kAllTagsForAndBasedTypeChecking[ 36 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kMicrotaskCallbackTag = ((kAllTagsForAndBasedTypeChecking[ 37 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kMicrotaskCallbackDataTag = ((kAllTagsForAndBasedTypeChecking[ 38 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kCFunctionTag = ((kAllTagsForAndBasedTypeChecking[ 39 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kCFunctionInfoTag = ((kAllTagsForAndBasedTypeChecking[ 40 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kMessageListenerTag = ((kAllTagsForAndBasedTypeChecking[ 41 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWaiterQueueForeignTag = ((kAllTagsForAndBasedTypeChecking[ 42 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kFirstManagedResourceTag = ((kAllTagsForAndBasedTypeChecking[ 50 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kGenericManagedTag = ((kAllTagsForAndBasedTypeChecking[ 50 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kWasmWasmStreamingTag = ((kAllTagsForAndBasedTypeChecking[ 51 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmFuncDataTag = ((kAllTagsForAndBasedTypeChecking[ 52 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmManagedDataTag = ((kAllTagsForAndBasedTypeChecking[ 53 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kWasmNativeModuleTag = ((kAllTagsForAndBasedTypeChecking[ 54 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kIcuBreakIteratorTag = ((kAllTagsForAndBasedTypeChecking[ 55 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kIcuUnicodeStringTag = ((kAllTagsForAndBasedTypeChecking[ 56 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kIcuListFormatterTag = ((kAllTagsForAndBasedTypeChecking[ 57 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kIcuLocaleTag = ((kAllTagsForAndBasedTypeChecking[ 58 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kIcuSimpleDateFormatTag = ((kAllTagsForAndBasedTypeChecking[ 59 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kIcuDateIntervalFormatTag = ((kAllTagsForAndBasedTypeChecking[ 60 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kIcuRelativeDateTimeFormatterTag = ((kAllTagsForAndBasedTypeChecking[ 61 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kIcuLocalizedNumberFormatterTag = ((kAllTagsForAndBasedTypeChecking[ 62 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kIcuPluralRulesTag = ((kAllTagsForAndBasedTypeChecking[ 63 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kIcuCollatorTag = ((kAllTagsForAndBasedTypeChecking[ 64 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kDisplayNamesInternalTag = ((kAllTagsForAndBasedTypeChecking[ 65 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) , kArrayBufferExtensionTag = ((kAllTagsForAndBasedTypeChecking[ 66 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) ,   kLastManagedResourceTag = ((kAllTagsForAndBasedTypeChecking[ 66 ] << kExternalPointerTagShift) | kExternalPointerMarkBit) }
enum class	TracedReferenceStoreMode { kInitializingStore , kAssigningStore }
enum class	TracedReferenceHandling { kDefault , kDroppable }

Functions
constexpr bool	PointerCompressionIsEnabled ()
constexpr bool	SmiValuesAre31Bits ()
constexpr bool	SmiValuesAre32Bits ()
constexpr bool	Is64 ()
constexpr bool	SandboxIsEnabled ()
internal::Isolate *	IsolateFromNeverReadOnlySpaceObject (Address obj)
bool	ShouldThrowOnError (internal::Isolate *isolate)
template<class T >
void	PerformCastCheck (T *data)
void	VerifyHandleIsNonEmpty (bool is_empty)
void	PrintFunctionCallbackInfo (void *function_callback_info)
void	PrintPropertyCallbackInfo (void *property_callback_info)
Address *	GlobalizeTracedReference (Isolate *isolate, Address value, Address *slot, TracedReferenceStoreMode store_mode, TracedReferenceHandling reference_handling)
void	MoveTracedReference (Address **from, Address **to)
void	CopyTracedReference (const Address *const *from, Address **to)
void	DisposeTracedReference (Address *global_handle)

Variables
constexpr int	KB = 1024
constexpr int	MB = KB * 1024
constexpr int	GB = MB * 1024
const int	kApiSystemPointerSize = sizeof(void*)
const int	kApiDoubleSize = sizeof(double)
const int	kApiInt32Size = sizeof(int32_t)
const int	kApiInt64Size = sizeof(int64_t)
const int	kApiSizetSize = sizeof(size_t)
const int	kHeapObjectTag = 1
const int	kWeakHeapObjectTag = 3
const int	kHeapObjectTagSize = 2
const intptr_t	kHeapObjectTagMask = (1 << kHeapObjectTagSize) - 1
const intptr_t	kHeapObjectReferenceTagMask = 1 << (kHeapObjectTagSize - 1)
const int	kForwardingTag = 0
const int	kForwardingTagSize = 2
const intptr_t	kForwardingTagMask = (1 << kForwardingTagSize) - 1
const int	kSmiTag = 0
const int	kSmiTagSize = 1
const intptr_t	kSmiTagMask = (1 << kSmiTagSize) - 1
constexpr intptr_t	kIntptrAllBitsSet = intptr_t{-1}
constexpr uintptr_t	kUintptrAllBitsSet
const int	kApiTaggedSize = kApiSystemPointerSize
const int	kSmiShiftSize = PlatformSmiTagging::kSmiShiftSize
const int	kSmiValueSize = PlatformSmiTagging::kSmiValueSize
const int	kSmiMinValue = static_cast<int>(PlatformSmiTagging::kSmiMinValue)
const int	kSmiMaxValue = static_cast<int>(PlatformSmiTagging::kSmiMaxValue)
constexpr size_t	kMaxExternalPointers = 0
constexpr ExternalPointer_t	kNullExternalPointer = 0
constexpr ExternalPointerHandle	kNullExternalPointerHandle = 0
constexpr CppHeapPointer_t	kNullCppHeapPointer = 0
constexpr CppHeapPointerHandle	kNullCppHeapPointerHandle = 0
constexpr uint64_t	kCppHeapPointerMarkBit = 1ULL
constexpr uint64_t	kCppHeapPointerTagShift = 1
constexpr uint64_t	kCppHeapPointerPayloadShift = 16
constexpr size_t	kMaxCppHeapPointers = 0
constexpr uint64_t	kExternalPointerMarkBit = 1ULL << 62
constexpr uint64_t	kExternalPointerTagMask = 0x40ff000000000000
constexpr uint64_t	kExternalPointerTagMaskWithoutMarkBit = 0xff000000000000
constexpr uint64_t	kExternalPointerTagShift = 48
constexpr uint64_t	kAllTagsForAndBasedTypeChecking []
constexpr IndirectPointerHandle	kNullIndirectPointerHandle = 0
constexpr size_t	kTrustedPointerTableReservationSize = 64 * MB
constexpr uint32_t	kTrustedPointerHandleShift = 9
constexpr TrustedPointerHandle	kNullTrustedPointerHandle
constexpr int	kTrustedPointerTableEntrySize = 8
constexpr int	kTrustedPointerTableEntrySizeLog2 = 3
constexpr size_t	kMaxTrustedPointers
constexpr size_t	kCodePointerTableReservationSize = 128 * MB
constexpr uint32_t	kCodePointerHandleShift = 9
constexpr CodePointerHandle	kNullCodePointerHandle = kNullIndirectPointerHandle
constexpr uint32_t	kCodePointerHandleMarker = 0x1
constexpr int	kCodePointerTableEntrySize = 16
constexpr int	kCodePointerTableEntrySizeLog2 = 4
constexpr size_t	kMaxCodePointers
constexpr int	kCodePointerTableEntryEntrypointOffset = 0
constexpr int	kCodePointerTableEntryCodeObjectOffset = 8
constexpr bool	kRuntimeGeneratedCodeObjectsLiveInTrustedSpace = true
constexpr bool	kBuiltinCodeObjectsLiveInTrustedSpace = false
constexpr bool	kAllCodeObjectsLiveInTrustedSpace
constexpr int	kGarbageCollectionReasonMaxValue = 27
template<typename Iterator , typename = void>
constexpr bool	kHaveIteratorConcept = false
template<typename Iterator , typename = void>
constexpr bool	kHaveIteratorCategory = false

Typedef Documentation

Address

typedef uintptr_t v8::internal::Address

CodePointerHandle

using v8::internal::CodePointerHandle = typedef IndirectPointerHandle

CppHeapPointer_t

using v8::internal::CppHeapPointer_t = typedef Address

CppHeapPointerHandle

using v8::internal::CppHeapPointerHandle = typedef uint32_t

ExternalPointer_t

using v8::internal::ExternalPointer_t = typedef Address

ExternalPointerHandle

using v8::internal::ExternalPointerHandle = typedef uint32_t

IndirectPointerHandle

using v8::internal::IndirectPointerHandle = typedef uint32_t

PlatformSmiTagging

using v8::internal::PlatformSmiTagging = typedef SmiTagging<kApiTaggedSize>

SandboxedPointer_t

using v8::internal::SandboxedPointer_t = typedef Address

TrustedPointerHandle

using v8::internal::TrustedPointerHandle = typedef IndirectPointerHandle

Enumeration Type Documentation

ExternalPointerTag

enum v8::internal::ExternalPointerTag : uint64_t

Enumerator
kExternalPointerNullTag
kAnyExternalPointerTag
kAnyForeignTag
kExternalPointerFreeEntryTag
kExternalPointerEvacuationEntryTag
kExternalPointerZappedEntryTag
kFirstSharedTag
kWaiterQueueNodeTag
kExternalStringResourceTag
kExternalStringResourceDataTag
kLastSharedTag
kNativeContextMicrotaskQueueTag
kEmbedderDataSlotPayloadTag
kExternalObjectValueTag
kFunctionTemplateInfoCallbackTag
kAccessorInfoGetterTag
kAccessorInfoSetterTag
kWasmInternalFunctionCallTargetTag
kWasmTypeInfoNativeTypeTag
kWasmExportedFunctionDataSignatureTag
kWasmContinuationJmpbufTag
kWasmStackMemoryTag
kWasmIndirectFunctionTargetTag
kGenericForeignTag
kApiNamedPropertyQueryCallbackTag
kApiNamedPropertyGetterCallbackTag
kApiNamedPropertySetterCallbackTag
kApiNamedPropertyDescriptorCallbackTag
kApiNamedPropertyDefinerCallbackTag
kApiNamedPropertyDeleterCallbackTag
kApiIndexedPropertyQueryCallbackTag
kApiIndexedPropertyGetterCallbackTag
kApiIndexedPropertySetterCallbackTag
kApiIndexedPropertyDescriptorCallbackTag
kApiIndexedPropertyDefinerCallbackTag
kApiIndexedPropertyDeleterCallbackTag
kApiIndexedPropertyEnumeratorCallbackTag
kApiAccessCheckCallbackTag
kApiAbortScriptExecutionCallbackTag
kSyntheticModuleTag
kMicrotaskCallbackTag
kMicrotaskCallbackDataTag
kCFunctionTag
kCFunctionInfoTag
kMessageListenerTag
kWaiterQueueForeignTag
kFirstManagedResourceTag
kGenericManagedTag
kWasmWasmStreamingTag
kWasmFuncDataTag
kWasmManagedDataTag
kWasmNativeModuleTag
kIcuBreakIteratorTag
kIcuUnicodeStringTag
kIcuListFormatterTag
kIcuLocaleTag
kIcuSimpleDateFormatTag
kIcuDateIntervalFormatTag
kIcuRelativeDateTimeFormatterTag
kIcuLocalizedNumberFormatterTag
kIcuPluralRulesTag
kIcuCollatorTag
kDisplayNamesInternalTag
kArrayBufferExtensionTag
kLastManagedResourceTag

TracedReferenceHandling

enum class v8::internal::TracedReferenceHandling

strong

Enumerator
kDefault
kDroppable

TracedReferenceStoreMode

enum class v8::internal::TracedReferenceStoreMode

strong

Enumerator
kInitializingStore
kAssigningStore

Function Documentation

CopyTracedReference()

void v8::internal::CopyTracedReference	(	const Address *const *	from,
		Address **	to
	)

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DisposeTracedReference()

void v8::internal::DisposeTracedReference

(

Address *

global_handle

)

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GlobalizeTracedReference()

Address * v8::internal::GlobalizeTracedReference	(	Isolate *	isolate,
		Address	value,
		Address *	slot,
		TracedReferenceStoreMode	store_mode,
		TracedReferenceHandling	reference_handling
	)

Is64()

constexpr bool v8::internal::Is64 ( )

constexpr

IsolateFromNeverReadOnlySpaceObject()

internal::Isolate * v8::internal::IsolateFromNeverReadOnlySpaceObject

(

Address

obj

)

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MoveTracedReference()

void v8::internal::MoveTracedReference	(	Address **	from,
		Address **	to
	)

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PerformCastCheck()

template<class T >

void v8::internal::PerformCastCheck ( T *  data )

inline

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PointerCompressionIsEnabled()

constexpr bool v8::internal::PointerCompressionIsEnabled ( )

constexpr

PrintFunctionCallbackInfo()

void v8::internal::PrintFunctionCallbackInfo

(

void *

function_callback_info

)

PrintPropertyCallbackInfo()

void v8::internal::PrintPropertyCallbackInfo

(

void *

property_callback_info

)

SandboxIsEnabled()

constexpr bool v8::internal::SandboxIsEnabled ( )

constexpr

ShouldThrowOnError()

bool v8::internal::ShouldThrowOnError

(

internal::Isolate *

isolate

)

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SmiValuesAre31Bits()

constexpr bool v8::internal::SmiValuesAre31Bits ( )

constexpr

SmiValuesAre32Bits()

constexpr bool v8::internal::SmiValuesAre32Bits ( )

constexpr

VerifyHandleIsNonEmpty()

void v8::internal::VerifyHandleIsNonEmpty

(

bool

is_empty

)

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Variable Documentation

GB

constexpr int v8::internal::GB = MB * 1024

constexpr

kAllCodeObjectsLiveInTrustedSpace

constexpr bool v8::internal::kAllCodeObjectsLiveInTrustedSpace

constexpr

Initial value:

=
    kRuntimeGeneratedCodeObjectsLiveInTrustedSpace &&
    kBuiltinCodeObjectsLiveInTrustedSpace

kAllTagsForAndBasedTypeChecking

constexpr uint64_t v8::internal::kAllTagsForAndBasedTypeChecking[]

constexpr

Initial value:

= {
    0b00001111, 0b00010111, 0b00011011, 0b00011101, 0b00011110, 0b00100111,
    0b00101011, 0b00101101, 0b00101110, 0b00110011, 0b00110101, 0b00110110,
    0b00111001, 0b00111010, 0b00111100, 0b01000111, 0b01001011, 0b01001101,
    0b01001110, 0b01010011, 0b01010101, 0b01010110, 0b01011001, 0b01011010,
    0b01011100, 0b01100011, 0b01100101, 0b01100110, 0b01101001, 0b01101010,
    0b01101100, 0b01110001, 0b01110010, 0b01110100, 0b01111000, 0b10000111,
    0b10001011, 0b10001101, 0b10001110, 0b10010011, 0b10010101, 0b10010110,
    0b10011001, 0b10011010, 0b10011100, 0b10100011, 0b10100101, 0b10100110,
    0b10101001, 0b10101010, 0b10101100, 0b10110001, 0b10110010, 0b10110100,
    0b10111000, 0b11000011, 0b11000101, 0b11000110, 0b11001001, 0b11001010,
    0b11001100, 0b11010001, 0b11010010, 0b11010100, 0b11011000, 0b11100001,
    0b11100010, 0b11100100, 0b11101000, 0b11110000}

kApiDoubleSize

const int v8::internal::kApiDoubleSize = sizeof(double)

kApiInt32Size

const int v8::internal::kApiInt32Size = sizeof(int32_t)

kApiInt64Size

const int v8::internal::kApiInt64Size = sizeof(int64_t)

kApiSizetSize

const int v8::internal::kApiSizetSize = sizeof(size_t)

kApiSystemPointerSize

const int v8::internal::kApiSystemPointerSize = sizeof(void*)

Configuration of tagging scheme.

kApiTaggedSize

const int v8::internal::kApiTaggedSize = kApiSystemPointerSize

KB

constexpr int v8::internal::KB = 1024

constexpr

kBuiltinCodeObjectsLiveInTrustedSpace

constexpr bool v8::internal::kBuiltinCodeObjectsLiveInTrustedSpace = false

constexpr

kCodePointerHandleMarker

constexpr uint32_t v8::internal::kCodePointerHandleMarker = 0x1

constexpr

kCodePointerHandleShift

constexpr uint32_t v8::internal::kCodePointerHandleShift = 9

constexpr

kCodePointerTableEntryCodeObjectOffset

constexpr int v8::internal::kCodePointerTableEntryCodeObjectOffset = 8

constexpr

kCodePointerTableEntryEntrypointOffset

constexpr int v8::internal::kCodePointerTableEntryEntrypointOffset = 0

constexpr

kCodePointerTableEntrySize

constexpr int v8::internal::kCodePointerTableEntrySize = 16

constexpr

kCodePointerTableEntrySizeLog2

constexpr int v8::internal::kCodePointerTableEntrySizeLog2 = 4

constexpr

kCodePointerTableReservationSize

constexpr size_t v8::internal::kCodePointerTableReservationSize = 128 * MB

constexpr

kCppHeapPointerMarkBit

constexpr uint64_t v8::internal::kCppHeapPointerMarkBit = 1ULL

constexpr

kCppHeapPointerPayloadShift

constexpr uint64_t v8::internal::kCppHeapPointerPayloadShift = 16

constexpr

kCppHeapPointerTagShift

constexpr uint64_t v8::internal::kCppHeapPointerTagShift = 1

constexpr

kExternalPointerMarkBit

constexpr uint64_t v8::internal::kExternalPointerMarkBit = 1ULL << 62

constexpr

kExternalPointerTagMask

constexpr uint64_t v8::internal::kExternalPointerTagMask = 0x40ff000000000000

constexpr

kExternalPointerTagMaskWithoutMarkBit

constexpr uint64_t v8::internal::kExternalPointerTagMaskWithoutMarkBit = 0xff000000000000

constexpr

kExternalPointerTagShift

constexpr uint64_t v8::internal::kExternalPointerTagShift = 48

constexpr

kForwardingTag

const int v8::internal::kForwardingTag = 0

kForwardingTagMask

const intptr_t v8::internal::kForwardingTagMask = (1 << kForwardingTagSize) - 1

kForwardingTagSize

const int v8::internal::kForwardingTagSize = 2

kGarbageCollectionReasonMaxValue

constexpr int v8::internal::kGarbageCollectionReasonMaxValue = 27

constexpr

kHaveIteratorCategory

template<typename Iterator , typename = void>

constexpr bool v8::internal::kHaveIteratorCategory = false

inlineconstexpr

kHaveIteratorConcept

template<typename Iterator , typename = void>

constexpr bool v8::internal::kHaveIteratorConcept = false

inlineconstexpr

kHeapObjectReferenceTagMask

const intptr_t v8::internal::kHeapObjectReferenceTagMask = 1 << (kHeapObjectTagSize - 1)

kHeapObjectTag

const int v8::internal::kHeapObjectTag = 1

kHeapObjectTagMask

const intptr_t v8::internal::kHeapObjectTagMask = (1 << kHeapObjectTagSize) - 1

kHeapObjectTagSize

const int v8::internal::kHeapObjectTagSize = 2

kIntptrAllBitsSet

constexpr intptr_t v8::internal::kIntptrAllBitsSet = intptr_t{-1}

constexpr

kMaxCodePointers

constexpr size_t v8::internal::kMaxCodePointers

constexpr

Initial value:

=
    kCodePointerTableReservationSize / kCodePointerTableEntrySize

kMaxCppHeapPointers

constexpr size_t v8::internal::kMaxCppHeapPointers = 0

constexpr

kMaxExternalPointers

constexpr size_t v8::internal::kMaxExternalPointers = 0

constexpr

kMaxTrustedPointers

constexpr size_t v8::internal::kMaxTrustedPointers

constexpr

Initial value:

=
    kTrustedPointerTableReservationSize / kTrustedPointerTableEntrySize

kNullCodePointerHandle

constexpr CodePointerHandle v8::internal::kNullCodePointerHandle = kNullIndirectPointerHandle

constexpr

kNullCppHeapPointer

constexpr CppHeapPointer_t v8::internal::kNullCppHeapPointer = 0

constexpr

kNullCppHeapPointerHandle

constexpr CppHeapPointerHandle v8::internal::kNullCppHeapPointerHandle = 0

constexpr

kNullExternalPointer

constexpr ExternalPointer_t v8::internal::kNullExternalPointer = 0

constexpr

kNullExternalPointerHandle

constexpr ExternalPointerHandle v8::internal::kNullExternalPointerHandle = 0

constexpr

kNullIndirectPointerHandle

constexpr IndirectPointerHandle v8::internal::kNullIndirectPointerHandle = 0

constexpr

kNullTrustedPointerHandle

constexpr TrustedPointerHandle v8::internal::kNullTrustedPointerHandle

constexpr

Initial value:

=
    kNullIndirectPointerHandle

kRuntimeGeneratedCodeObjectsLiveInTrustedSpace

constexpr bool v8::internal::kRuntimeGeneratedCodeObjectsLiveInTrustedSpace = true

constexpr

kSmiMaxValue

const int v8::internal::kSmiMaxValue = static_cast<int>(PlatformSmiTagging::kSmiMaxValue)

kSmiMinValue

const int v8::internal::kSmiMinValue = static_cast<int>(PlatformSmiTagging::kSmiMinValue)

kSmiShiftSize

const int v8::internal::kSmiShiftSize = PlatformSmiTagging::kSmiShiftSize

kSmiTag

const int v8::internal::kSmiTag = 0

kSmiTagMask

const intptr_t v8::internal::kSmiTagMask = (1 << kSmiTagSize) - 1

kSmiTagSize

const int v8::internal::kSmiTagSize = 1

kSmiValueSize

const int v8::internal::kSmiValueSize = PlatformSmiTagging::kSmiValueSize

kTrustedPointerHandleShift

constexpr uint32_t v8::internal::kTrustedPointerHandleShift = 9

constexpr

kTrustedPointerTableEntrySize

constexpr int v8::internal::kTrustedPointerTableEntrySize = 8

constexpr

kTrustedPointerTableEntrySizeLog2

constexpr int v8::internal::kTrustedPointerTableEntrySizeLog2 = 3

constexpr

kTrustedPointerTableReservationSize

constexpr size_t v8::internal::kTrustedPointerTableReservationSize = 64 * MB

constexpr

kUintptrAllBitsSet

constexpr uintptr_t v8::internal::kUintptrAllBitsSet

constexpr

Initial value:

=
    static_cast<uintptr_t>(kIntptrAllBitsSet)

kWeakHeapObjectTag

const int v8::internal::kWeakHeapObjectTag = 3

MB

constexpr int v8::internal::MB = KB * 1024

constexpr