v8::internal::Internals Class Reference

#include <v8.h>

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

Static Public Attributes
static const int	kHeapObjectMapOffset = 0
static const int	kMapInstanceTypeAndBitFieldOffset
static const int	kStringResourceOffset = 3 * kApiPointerSize
static const int	kOddballKindOffset = 4 * kApiPointerSize + sizeof(double)
static const int	kForeignAddressOffset = kApiPointerSize
static const int	kJSObjectHeaderSize = 3 * kApiPointerSize
static const int	kFixedArrayHeaderSize = 2 * kApiPointerSize
static const int	kContextHeaderSize = 2 * kApiPointerSize
static const int	kContextEmbedderDataIndex = 5
static const int	kFullStringRepresentationMask = 0x0f
static const int	kStringEncodingMask = 0x8
static const int	kExternalTwoByteRepresentationTag = 0x02
static const int	kExternalOneByteRepresentationTag = 0x0a
static const int	kIsolateEmbedderDataOffset = 0 * kApiPointerSize
static const int	kExternalMemoryOffset = 4 * kApiPointerSize
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 * kApiPointerSize
static const int	kNodeFlagsOffset = 1 * kApiPointerSize + 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	kJSApiObjectType = 0xbd
static const int	kJSObjectType = 0xbe
static const int	kFirstNonstringType = 0x80
static const int	kOddballType = 0x82
static const int	kForeignType = 0x86
static const int	kUndefinedOddballKind = 5
static const int	kNullOddballKind = 3
static const uint32_t	kNumIsolateDataSlots = 4

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.

Member Function Documentation

CheckInitialized()

static void v8::internal::Internals::CheckInitialized ( v8::Isolate *  isolate )

inlinestatic

CheckInitializedImpl()

static void v8::internal::Internals::CheckInitializedImpl ( v8::Isolate *  isolate )

static

GetEmbedderData()

static void * v8::internal::Internals::GetEmbedderData ( const v8::Isolate *  isolate, uint32_t  slot  )

inlinestatic

GetInstanceType()

static int v8::internal::Internals::GetInstanceType ( const internal::Object *  obj )

inlinestatic

GetNodeFlag()

static uint8_t v8::internal::Internals::GetNodeFlag ( internal::Object **  obj, int  shift  )

inlinestatic

GetNodeState()

static uint8_t v8::internal::Internals::GetNodeState ( internal::Object **  obj )

inlinestatic

GetOddballKind()

static int v8::internal::Internals::GetOddballKind ( const internal::Object *  obj )

inlinestatic

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GetRoot()

static internal::Object ** v8::internal::Internals::GetRoot ( v8::Isolate *  isolate, int  index  )

inlinestatic

HasHeapObjectTag()

static bool v8::internal::Internals::HasHeapObjectTag ( const internal::Object *  value )

inlinestatic

IntToSmi()

static internal::Object * v8::internal::Internals::IntToSmi ( int  value )

inlinestatic

IsExternalTwoByteString()

static bool v8::internal::Internals::IsExternalTwoByteString ( int  instance_type )

inlinestatic

IsValidSmi()

static bool v8::internal::Internals::IsValidSmi ( intptr_t  value )

inlinestatic

ReadEmbedderData()

template<typename T >

static T v8::internal::Internals::ReadEmbedderData ( const v8::Context *  context, int  index  )

inlinestatic

ReadField()

template<typename T >

static T v8::internal::Internals::ReadField ( const internal::Object *  ptr, int  offset  )

inlinestatic

SetEmbedderData()

static void v8::internal::Internals::SetEmbedderData ( v8::Isolate *  isolate, uint32_t  slot, void *  data  )

inlinestatic

SmiValue()

static int v8::internal::Internals::SmiValue ( const internal::Object *  value )

inlinestatic

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UpdateNodeFlag()

static void v8::internal::Internals::UpdateNodeFlag ( internal::Object **  obj, bool  value, int  shift  )

inlinestatic

UpdateNodeState()

static void v8::internal::Internals::UpdateNodeState ( internal::Object **  obj, uint8_t  value  )

inlinestatic

Member Data Documentation

kContextEmbedderDataIndex

const int v8::internal::Internals::kContextEmbedderDataIndex = 5

static

kContextHeaderSize

const int v8::internal::Internals::kContextHeaderSize = 2 * kApiPointerSize

static

kEmptyStringRootIndex

const int v8::internal::Internals::kEmptyStringRootIndex = 9

static

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 = 4 * kApiPointerSize

static

kExternalOneByteRepresentationTag

const int v8::internal::Internals::kExternalOneByteRepresentationTag = 0x0a

static

kExternalTwoByteRepresentationTag

const int v8::internal::Internals::kExternalTwoByteRepresentationTag = 0x02

static

kFalseValueRootIndex

const int v8::internal::Internals::kFalseValueRootIndex = 8

static

kFirstNonstringType

const int v8::internal::Internals::kFirstNonstringType = 0x80

static

kFixedArrayHeaderSize

const int v8::internal::Internals::kFixedArrayHeaderSize = 2 * kApiPointerSize

static

kForeignAddressOffset

const int v8::internal::Internals::kForeignAddressOffset = kApiPointerSize

static

kForeignType

const int v8::internal::Internals::kForeignType = 0x86

static

kFullStringRepresentationMask

const int v8::internal::Internals::kFullStringRepresentationMask = 0x0f

static

kHeapObjectMapOffset

const int v8::internal::Internals::kHeapObjectMapOffset = 0

static

kIsolateEmbedderDataOffset

const int v8::internal::Internals::kIsolateEmbedderDataOffset = 0 * kApiPointerSize

static

kIsolateRootsOffset

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

static

Initial value:

= kExternalMemoryLimitOffset +
                                         kApiInt64Size + kApiInt64Size +
                                         kApiPointerSize + kApiPointerSize

kJSApiObjectType

const int v8::internal::Internals::kJSApiObjectType = 0xbd

static

kJSObjectHeaderSize

const int v8::internal::Internals::kJSObjectHeaderSize = 3 * kApiPointerSize

static

kJSObjectType

const int v8::internal::Internals::kJSObjectType = 0xbe

static

kMapInstanceTypeAndBitFieldOffset

const int v8::internal::Internals::kMapInstanceTypeAndBitFieldOffset

static

Initial value:

=
      1 * kApiPointerSize + kApiIntSize

kNodeClassIdOffset

const int v8::internal::Internals::kNodeClassIdOffset = 1 * kApiPointerSize

static

kNodeFlagsOffset

const int v8::internal::Internals::kNodeFlagsOffset = 1 * kApiPointerSize + 3

static

kNodeIsActiveShift

const int v8::internal::Internals::kNodeIsActiveShift = 4

static

kNodeIsIndependentShift

const int v8::internal::Internals::kNodeIsIndependentShift = 3

static

kNodeStateIsNearDeathValue

const int v8::internal::Internals::kNodeStateIsNearDeathValue = 4

static

kNodeStateIsPendingValue

const int v8::internal::Internals::kNodeStateIsPendingValue = 3

static

kNodeStateIsWeakValue

const int v8::internal::Internals::kNodeStateIsWeakValue = 2

static

kNodeStateMask

const int v8::internal::Internals::kNodeStateMask = 0x7

static

kNullOddballKind

const int v8::internal::Internals::kNullOddballKind = 3

static

kNullValueRootIndex

const int v8::internal::Internals::kNullValueRootIndex = 6

static

kNumIsolateDataSlots

const uint32_t v8::internal::Internals::kNumIsolateDataSlots = 4

static

kOddballKindOffset

const int v8::internal::Internals::kOddballKindOffset = 4 * kApiPointerSize + sizeof(double)

static

kOddballType

const int v8::internal::Internals::kOddballType = 0x82

static

kStringEncodingMask

const int v8::internal::Internals::kStringEncodingMask = 0x8

static

kStringResourceOffset

const int v8::internal::Internals::kStringResourceOffset = 3 * kApiPointerSize

static

kTheHoleValueRootIndex

const int v8::internal::Internals::kTheHoleValueRootIndex = 5

static

kTrueValueRootIndex

const int v8::internal::Internals::kTrueValueRootIndex = 7

static

kUndefinedOddballKind

const int v8::internal::Internals::kUndefinedOddballKind = 5

static

kUndefinedValueRootIndex

const int v8::internal::Internals::kUndefinedValueRootIndex = 4

static

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

• include/v8.h