v8  3.14.5(node0.10.28)
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Public Member Functions | Static Public Member Functions | Static Public Attributes
FixedDoubleArray Class Reference

#include <objects.h>

Inheritance diagram for FixedDoubleArray:
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Collaboration diagram for FixedDoubleArray:
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Public Member Functions

double get_scalar (int index)
 
int64_t get_representation (int index)
 
MUST_USE_RESULT MaybeObject * get (int index)
 
void set (int index, double value)
 
void set_the_hole (int index)
 
bool is_the_hole (int index)
 
MUST_USE_RESULT MaybeObject * Copy ()
 
- Public Member Functions inherited from FixedArrayBase
int length ()
 
void set_length (int value)
 
- Public Member Functions inherited from HeapObject
Map * map ()
 
void set_map (Map *value)
 
void set_map_no_write_barrier (Map *value)
 
MapWord map_word ()
 
void set_map_word (MapWord map_word)
 
Heap * GetHeap ()
 
Isolate * GetIsolate ()
 
Address address ()
 
void Iterate (ObjectVisitor *v)
 
void IterateBody (InstanceType type, int object_size, ObjectVisitor *v)
 
int Size ()
 
int SizeFromMap (Map *map)
 
WriteBarrierMode GetWriteBarrierMode (const AssertNoAllocation &)
 
void HeapObjectShortPrint (StringStream *accumulator)
 
 STATIC_CHECK (kMapOffset==Internals::kHeapObjectMapOffset)
 
- Public Member Functions inherited from Object
bool IsObject ()
 
bool IsFixedArrayBase ()
 
bool IsInstanceOf (FunctionTemplateInfo *type)
 
bool IsStruct ()
 
 INLINE (bool IsSpecObject())
 
 INLINE (bool IsSpecFunction())
 
 INLINE (bool IsUndefined())
 
 INLINE (bool IsNull())
 
 INLINE (bool IsTheHole())
 
 INLINE (bool IsTrue())
 
 INLINE (bool IsFalse())
 
bool IsArgumentsMarker ()
 
bool NonFailureIsHeapObject ()
 
bool IsFiller ()
 
double Number ()
 
bool IsNaN ()
 
bool HasValidElements ()
 
bool HasSpecificClassOf (String *name)
 
MUST_USE_RESULT MaybeObject * ToObject ()
 
Object * ToBoolean ()
 
MUST_USE_RESULT MaybeObject * ToObject (Context *native_context)
 
MUST_USE_RESULT MaybeObject * ToSmi ()
 
void Lookup (String *name, LookupResult *result)
 
MUST_USE_RESULT MaybeObject * GetProperty (String *key)
 
MUST_USE_RESULT MaybeObject * GetProperty (String *key, PropertyAttributes *attributes)
 
MUST_USE_RESULT MaybeObject * GetPropertyWithReceiver (Object *receiver, String *key, PropertyAttributes *attributes)
 
MUST_USE_RESULT MaybeObject * GetProperty (Object *receiver, LookupResult *result, String *key, PropertyAttributes *attributes)
 
MUST_USE_RESULT MaybeObject * GetPropertyWithDefinedGetter (Object *receiver, JSReceiver *getter)
 
MUST_USE_RESULT MaybeObject * GetElement (uint32_t index)
 
Object * GetElementNoExceptionThrown (uint32_t index)
 
MUST_USE_RESULT MaybeObject * GetElementWithReceiver (Object *receiver, uint32_t index)
 
Object * GetPrototype ()
 
MUST_USE_RESULT MaybeObject * GetHash (CreationFlag flag)
 
bool SameValue (Object *other)
 
bool ToArrayIndex (uint32_t *index)
 
bool IsStringObjectWithCharacterAt (uint32_t index)
 
void VerifyApiCallResultType ()
 
void ShortPrint ()
 
void ShortPrint (FILE *out)
 
void ShortPrint (StringStream *accumulator)
 

Static Public Member Functions

static int SizeFor (int length)
 
static int OffsetOfElementAt (int index)
 
static bool is_the_hole_nan (double value)
 
static double hole_nan_as_double ()
 
static double canonical_not_the_hole_nan_as_double ()
 
static FixedDoubleArray * cast (Object *obj)
 
- Static Public Member Functions inherited from FixedArrayBase
static FixedArrayBase * cast (Object *object)
 
- Static Public Member Functions inherited from HeapObject
static HeapObject * FromAddress (Address address)
 
static Object ** RawField (HeapObject *obj, int offset)
 
static HeapObject * cast (Object *obj)
 
- Static Public Member Functions inherited from Object
static Handle< Object > GetProperty (Handle< Object > object, Handle< Object > receiver, LookupResult *result, Handle< String > key, PropertyAttributes *attributes)
 
static Handle< Object > GetElement (Handle< Object > object, uint32_t index)
 
static Object * cast (Object *value)
 

Static Public Attributes

static const int kMaxSize = 512 * MB
 
static const int kMaxLength = (kMaxSize - kHeaderSize) / kDoubleSize
 
- Static Public Attributes inherited from FixedArrayBase
static const int kLengthOffset = HeapObject::kHeaderSize
 
static const int kHeaderSize = kLengthOffset + kPointerSize
 
- Static Public Attributes inherited from HeapObject
static const int kMapOffset = Object::kHeaderSize
 
static const int kHeaderSize = kMapOffset + kPointerSize
 
- Static Public Attributes inherited from Object
static const int kHeaderSize = 0
 

Additional Inherited Members

- Protected Member Functions inherited from HeapObject
void IteratePointers (ObjectVisitor *v, int start, int end)
 
void IteratePointer (ObjectVisitor *v, int offset)
 

Detailed Description

Definition at line 2418 of file objects.h.

Member Function Documentation

double canonical_not_the_hole_nan_as_double ( )
inlinestatic

Definition at line 1776 of file objects-inl.h.

References ASSERT, v8::internal::kHoleNanInt64, v8::internal::kHoleNanUpper32, and OS::nan_value().

Referenced by FixedDoubleArray::set().

static FixedDoubleArray* cast ( Object *  obj)
inlinestatic

Referenced by FastSmiOrObjectElementsAccessor< FastPackedSmiElementsAccessor, ElementsKindTraits< FAST_SMI_ELEMENTS > >::CopyElementsImpl(), FastDoubleElementsAccessor< FastHoleyDoubleElementsAccessor, ElementsKindTraits< FAST_HOLEY_DOUBLE_ELEMENTS > >::CopyElementsImpl(), DictionaryElementsAccessor::CopyElementsImpl(), Heap::CopyJSObject(), JSObject::EnsureCanContainElements(), JSObject::GetLocalElementKeys(), JSObject::HasLocalElement(), JSObject::HasRealElementProperty(), HeapObject::HeapObjectShortPrint(), JSObject::NormalizeElements(), JSObject::PrepareElementsForSort(), v8::internal::RUNTIME_FUNCTION(), JSObject::SetFastDoubleElement(), and JSObject::SetFastElement().

MaybeObject * Copy ( )
inline

Definition at line 5313 of file objects-inl.h.

References Heap::CopyFixedDoubleArray(), HeapObject::GetHeap(), and FixedArrayBase::length().

MaybeObject * get ( int  index)
inline

Definition at line 1799 of file objects-inl.h.

References FixedDoubleArray::get_scalar(), HeapObject::GetHeap(), FixedDoubleArray::is_the_hole(), and Heap::NumberFromDouble().

int64_t get_representation ( int  index)
inline

Definition at line 1792 of file objects-inl.h.

References ASSERT, HEAP, v8::internal::kDoubleSize, FixedArrayBase::kHeaderSize, FixedArrayBase::length(), HeapObject::map(), and READ_INT64_FIELD.

double get_scalar ( int  index)
inline

Definition at line 1783 of file objects-inl.h.

References ASSERT, HEAP, FixedDoubleArray::is_the_hole_nan(), v8::internal::kDoubleSize, FixedArrayBase::kHeaderSize, FixedArrayBase::length(), HeapObject::map(), and READ_DOUBLE_FIELD.

Referenced by FixedDoubleArray::get(), JSObject::NormalizeElements(), and JSObject::PrepareElementsForSort().

double hole_nan_as_double ( )
inlinestatic

Definition at line 1771 of file objects-inl.h.

References v8::internal::kHoleNanInt64.

Referenced by FixedDoubleArray::set_the_hole().

bool is_the_hole ( int  index)
inline

Definition at line 1825 of file objects-inl.h.

References FixedDoubleArray::is_the_hole_nan(), v8::internal::kDoubleSize, FixedArrayBase::kHeaderSize, and READ_DOUBLE_FIELD.

Referenced by JSObject::EnsureCanContainElements(), FixedDoubleArray::get(), JSObject::HasLocalElement(), JSObject::HasRealElementProperty(), JSObject::NormalizeElements(), and JSObject::PrepareElementsForSort().

bool is_the_hole_nan ( double  value)
inlinestatic

Definition at line 1766 of file objects-inl.h.

References v8::internal::kHoleNanInt64.

Referenced by FixedDoubleArray::get_scalar(), and FixedDoubleArray::is_the_hole().

static int OffsetOfElementAt ( int  index)
inlinestatic

Definition at line 2439 of file objects.h.

void set ( int  index,
double  value 
)
inline

Definition at line 1808 of file objects-inl.h.

References ASSERT, FixedDoubleArray::canonical_not_the_hole_nan_as_double(), HEAP, isnan(), v8::internal::kDoubleSize, FixedArrayBase::kHeaderSize, HeapObject::map(), and WRITE_DOUBLE_FIELD.

Referenced by JSObject::PrepareElementsForSort(), v8::internal::RUNTIME_FUNCTION(), JSObject::SetFastDoubleElement(), and JSObject::SetFastElement().

void set_the_hole ( int  index)
inline

Definition at line 1817 of file objects-inl.h.

References ASSERT, HEAP, FixedDoubleArray::hole_nan_as_double(), v8::internal::kDoubleSize, FixedArrayBase::kHeaderSize, HeapObject::map(), and WRITE_DOUBLE_FIELD.

Referenced by Heap::AllocateFixedDoubleArrayWithHoles(), and JSObject::PrepareElementsForSort().

static int SizeFor ( int  length)
inlinestatic

Definition at line 2434 of file objects.h.

References v8::internal::kDoubleSize, and Object::kHeaderSize.

Referenced by Heap::AllocateRawFixedDoubleArray(), Heap::CopyFixedDoubleArrayWithMap(), and HeapObject::SizeFromMap().

Field Documentation

const int kMaxLength = (kMaxSize - kHeaderSize) / kDoubleSize
static

Definition at line 2453 of file objects.h.

Referenced by Heap::AllocateRawFixedDoubleArray().

const int kMaxSize = 512 * MB
static

Definition at line 2451 of file objects.h.

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