v8::internal::Internals Class Reference

#include <v8-internal.h>

Static Public Member Functions
static V8_EXPORT void	CheckInitializedImpl (v8::Isolate *isolate)
static V8_INLINE void	CheckInitialized (v8::Isolate *isolate)
static V8_INLINE bool	HasHeapObjectTag (const internal::Address value)
static V8_INLINE int	SmiValue (const internal::Address value)
static V8_INLINE constexpr internal::Address	IntToSmi (int value)
static V8_INLINE constexpr bool	IsValidSmi (intptr_t value)
static V8_INLINE int	GetInstanceType (const internal::Address obj)
static V8_INLINE int	GetOddballKind (const internal::Address obj)
static V8_INLINE bool	IsExternalTwoByteString (int instance_type)
static V8_INLINE uint8_t	GetNodeFlag (internal::Address *obj, int shift)
static V8_INLINE void	UpdateNodeFlag (internal::Address *obj, bool value, int shift)
static V8_INLINE uint8_t	GetNodeState (internal::Address *obj)
static V8_INLINE void	UpdateNodeState (internal::Address *obj, uint8_t value)
static V8_INLINE void	SetEmbedderData (v8::Isolate *isolate, uint32_t slot, void *data)
static V8_INLINE void *	GetEmbedderData (const v8::Isolate *isolate, uint32_t slot)
static V8_INLINE internal::Address *	GetRoot (v8::Isolate *isolate, int index)
template<typename T >
static V8_INLINE T	ReadRawField (internal::Address heap_object_ptr, int offset)
static V8_INLINE internal::Address	ReadTaggedPointerField (internal::Address heap_object_ptr, int offset)
static V8_INLINE internal::Address	ReadTaggedSignedField (internal::Address heap_object_ptr, int offset)
static V8_INLINE internal::Address	ReadTaggedAnyField (internal::Address heap_object_ptr, int offset)
template<typename T >
static V8_INLINE T	ReadEmbedderData (const v8::Context *context, int index)

Static Public Attributes
static const int	kHeapObjectMapOffset = 0
static const int	kMapInstanceTypeOffset = 1 * kApiTaggedSize + kApiInt32Size
static const int	kStringResourceOffset
static const int	kOddballKindOffset = 4 * kApiTaggedSize + kApiDoubleSize
static const int	kForeignAddressOffset = kApiTaggedSize
static const int	kJSObjectHeaderSize = 3 * kApiTaggedSize
static const int	kFixedArrayHeaderSize = 2 * kApiTaggedSize
static const int	kEmbedderDataArrayHeaderSize = 2 * kApiTaggedSize
static const int	kEmbedderDataSlotSize
static const int	kNativeContextEmbedderDataOffset = 7 * kApiTaggedSize
static const int	kFullStringRepresentationMask = 0x0f
static const int	kStringEncodingMask = 0x8
static const int	kExternalTwoByteRepresentationTag = 0x02
static const int	kExternalOneByteRepresentationTag = 0x0a
static const uint32_t	kNumIsolateDataSlots = 4
static const int	kIsolateEmbedderDataOffset = 0
static const int	kExternalMemoryOffset
static const int	kExternalMemoryLimitOffset
static const int	kExternalMemoryAtLastMarkCompactOffset
static const int	kIsolateRootsOffset
static const int	kUndefinedValueRootIndex = 4
static const int	kTheHoleValueRootIndex = 5
static const int	kNullValueRootIndex = 6
static const int	kTrueValueRootIndex = 7
static const int	kFalseValueRootIndex = 8
static const int	kEmptyStringRootIndex = 9
static const int	kNodeClassIdOffset = 1 * kApiSystemPointerSize
static const int	kNodeFlagsOffset = 1 * kApiSystemPointerSize + 3
static const int	kNodeStateMask = 0x7
static const int	kNodeStateIsWeakValue = 2
static const int	kNodeStateIsPendingValue = 3
static const int	kNodeStateIsNearDeathValue = 4
static const int	kNodeIsIndependentShift = 3
static const int	kNodeIsActiveShift = 4
static const int	kFirstNonstringType = 0x40
static const int	kOddballType = 0x43
static const int	kForeignType = 0x47
static const int	kJSSpecialApiObjectType = 0x410
static const int	kJSApiObjectType = 0x420
static const int	kJSObjectType = 0x421
static const int	kUndefinedOddballKind = 5
static const int	kNullOddballKind = 3
static const int	kThrowOnError = 0
static const int	kDontThrow = 1
static const int	kInferShouldThrowMode = 2
static constexpr int	kExternalAllocationSoftLimit = 64 * 1024 * 1024

Detailed Description

This class exports constants and functionality from within v8 that is necessary to implement inline functions in the v8 api. Don't depend on functions and constants defined here.

Field Documentation

kEmbedderDataSlotSize

const int v8::internal::Internals::kEmbedderDataSlotSize

static

Initial value:

=



      kApiSystemPointerSize

kExternalMemoryAtLastMarkCompactOffset

const int v8::internal::Internals::kExternalMemoryAtLastMarkCompactOffset

static

Initial value:

=
      kExternalMemoryLimitOffset + kApiInt64Size

kExternalMemoryLimitOffset

const int v8::internal::Internals::kExternalMemoryLimitOffset

static

Initial value:

=
      kExternalMemoryOffset + kApiInt64Size

kExternalMemoryOffset

const int v8::internal::Internals::kExternalMemoryOffset

static

Initial value:

=
      kNumIsolateDataSlots * kApiSystemPointerSize

kIsolateRootsOffset

const int v8::internal::Internals::kIsolateRootsOffset

static

Initial value:

=
      kExternalMemoryAtLastMarkCompactOffset + kApiInt64Size

kStringResourceOffset

const int v8::internal::Internals::kStringResourceOffset

static

Initial value:

=
      1 * kApiTaggedSize + 2 * kApiInt32Size

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

• v8/include/v8-internal.h