#include <object.h>

Inheritance diagram for dart::TypedDataBase:

Public Member Functions
SmiPtr	length () const

intptr_t	Length () const

intptr_t	LengthInBytes () const

TypedDataElementType	ElementType () const

intptr_t	ElementSizeInBytes () const

bool	IsExternalOrExternalView () const

TypedDataViewPtr	ViewFromTo (intptr_t start, intptr_t end, Heap::Space space=Heap::kNew) const

void *	DataAddr (intptr_t byte_offset) const

Public Member Functions inherited from dart::Instance
virtual bool	OperatorEquals (const Instance &other) const

bool	IsIdenticalTo (const Instance &other) const

virtual bool	CanonicalizeEquals (const Instance &other) const

virtual uint32_t	CanonicalizeHash () const

intptr_t	SizeFromClass () const

InstancePtr	Canonicalize (Thread *thread) const

virtual InstancePtr	CanonicalizeLocked (Thread *thread) const

virtual void	CanonicalizeFieldsLocked (Thread *thread) const

InstancePtr	CopyShallowToOldSpace (Thread *thread) const

ObjectPtr	GetField (const Field &field) const

void	SetField (const Field &field, const Object &value) const

AbstractTypePtr	GetType (Heap::Space space) const

virtual TypeArgumentsPtr	GetTypeArguments () const

virtual void	SetTypeArguments (const TypeArguments &value) const

bool	IsInstanceOf (const AbstractType &other, const TypeArguments &other_instantiator_type_arguments, const TypeArguments &other_function_type_arguments) const

bool	IsAssignableTo (const AbstractType &other, const TypeArguments &other_instantiator_type_arguments, const TypeArguments &other_function_type_arguments) const

bool	IsValidNativeIndex (int index) const

intptr_t *	NativeFieldsDataAddr () const

intptr_t	GetNativeField (int index) const

void	GetNativeFields (uint16_t num_fields, intptr_t *field_values) const

void	SetNativeFields (uint16_t num_fields, const intptr_t *field_values) const

uint16_t	NumNativeFields () const

void	SetNativeField (int index, intptr_t value) const

bool	IsCallable (Function *function) const

ObjectPtr	Invoke (const String &selector, const Array &arguments, const Array &argument_names, bool respect_reflectable=true, bool check_is_entrypoint=false) const

ObjectPtr	InvokeGetter (const String &selector, bool respect_reflectable=true, bool check_is_entrypoint=false) const

ObjectPtr	InvokeSetter (const String &selector, const Instance &argument, bool respect_reflectable=true, bool check_is_entrypoint=false) const

ObjectPtr	EvaluateCompiledExpression (const Class &klass, const ExternalTypedData &kernel_buffer, const Array &type_definitions, const Array &arguments, const TypeArguments &type_arguments) const

virtual ObjectPtr	HashCode () const

IntegerPtr	IdentityHashCode (Thread *thread) const

virtual bool	IsPointer () const

Public Member Functions inherited from dart::Object
virtual	~Object ()

ObjectPtr	ptr () const

void	operator= (ObjectPtr value)

bool	IsCanonical () const

void	SetCanonical () const

void	ClearCanonical () const

bool	IsImmutable () const

void	SetImmutable () const

void	ClearImmutable () const

intptr_t	GetClassId () const

ClassPtr	clazz () const

	CLASS_LIST_FOR_HANDLES (DEFINE_CLASS_TESTER)

bool	IsNull () const

virtual const char *	ToCString () const

void	PrintJSON (JSONStream *stream, bool ref=true) const

virtual void	PrintJSONImpl (JSONStream *stream, bool ref) const

void	PrintImplementationFields (JSONStream *stream) const

virtual void	PrintImplementationFieldsImpl (const JSONArray &jsarr_fields) const

virtual const char *	JSONType () const

virtual StringPtr	DictionaryName () const

bool	IsNew () const

bool	IsOld () const

bool	InVMIsolateHeap () const

void	Print () const

Static Public Member Functions
static intptr_t	length_offset ()

static intptr_t	ElementSizeInBytes (classid_t cid)

static TypedDataElementType	ElementType (classid_t cid)

Static Public Member Functions inherited from dart::PointerBase
static intptr_t	data_offset ()

Static Public Member Functions inherited from dart::Instance
static bool	NullIsAssignableTo (const AbstractType &other)

static bool	NullIsAssignableTo (const AbstractType &other, const TypeArguments &other_instantiator_type_arguments, const TypeArguments &other_function_type_arguments)

static ObjectPtr	EvaluateCompiledExpression (Thread *thread, const Object &receiver, const Library &library, const Class &klass, const ExternalTypedData &kernel_buffer, const Array &type_definitions, const Array &param_values, const TypeArguments &type_param_values)

static intptr_t	UnroundedSize ()

static intptr_t	InstanceSize ()

static InstancePtr	New (const Class &cls, Heap::Space space=Heap::kNew)

static InstancePtr	NewAlreadyFinalized (const Class &cls, Heap::Space space=Heap::kNew)

static intptr_t	DataOffsetFor (intptr_t cid)

static intptr_t	ElementSizeFor (intptr_t cid)

static intptr_t	NextFieldOffset ()

static intptr_t	NativeFieldsOffset ()

Static Public Member Functions inherited from dart::Object
static ObjectPtr	RawCast (ObjectPtr obj)

static constexpr bool	ContainsCompressedPointers ()

static intptr_t	tags_offset ()

static Object &	Handle ()

static Object &	Handle (Zone *zone)

static Object &	Handle (ObjectPtr ptr)

static Object &	Handle (Zone *zone, ObjectPtr ptr)

static Object &	ZoneHandle ()

static Object &	ZoneHandle (Zone *zone)

static Object &	ZoneHandle (ObjectPtr ptr)

static Object &	ZoneHandle (Zone *zone, ObjectPtr ptr)

static Object *	ReadOnlyHandle ()

static ObjectPtr	null ()

static void	set_vm_isolate_snapshot_object_table (const Array &table)

static ClassPtr	class_class ()

static ClassPtr	dynamic_class ()

static ClassPtr	void_class ()

static ClassPtr	type_parameters_class ()

static ClassPtr	type_arguments_class ()

static ClassPtr	patch_class_class ()

static ClassPtr	function_class ()

static ClassPtr	closure_data_class ()

static ClassPtr	ffi_trampoline_data_class ()

static ClassPtr	field_class ()

static ClassPtr	script_class ()

static ClassPtr	library_class ()

static ClassPtr	namespace_class ()

static ClassPtr	kernel_program_info_class ()

static ClassPtr	code_class ()

static ClassPtr	instructions_class ()

static ClassPtr	instructions_section_class ()

static ClassPtr	instructions_table_class ()

static ClassPtr	object_pool_class ()

static ClassPtr	pc_descriptors_class ()

static ClassPtr	code_source_map_class ()

static ClassPtr	compressed_stackmaps_class ()

static ClassPtr	var_descriptors_class ()

static ClassPtr	exception_handlers_class ()

static ClassPtr	context_class ()

static ClassPtr	context_scope_class ()

static ClassPtr	sentinel_class ()

static ClassPtr	api_error_class ()

static ClassPtr	language_error_class ()

static ClassPtr	unhandled_exception_class ()

static ClassPtr	unwind_error_class ()

static ClassPtr	singletargetcache_class ()

static ClassPtr	unlinkedcall_class ()

static ClassPtr	monomorphicsmiablecall_class ()

static ClassPtr	icdata_class ()

static ClassPtr	megamorphic_cache_class ()

static ClassPtr	subtypetestcache_class ()

static ClassPtr	loadingunit_class ()

static ClassPtr	weak_serialization_reference_class ()

static ClassPtr	weak_array_class ()

static void	InitNullAndBool (IsolateGroup *isolate_group)

static void	Init (IsolateGroup *isolate_group)

static void	InitVtables ()

static void	FinishInit (IsolateGroup *isolate_group)

static void	FinalizeVMIsolate (IsolateGroup *isolate_group)

static void	FinalizeReadOnlyObject (ObjectPtr object)

static void	Cleanup ()

static ErrorPtr	Init (IsolateGroup isolate_group, const uint8_t kernel_buffer, intptr_t kernel_buffer_size)

static void	MakeUnusedSpaceTraversable (const Object &obj, intptr_t original_size, intptr_t used_size)

static intptr_t	InstanceSize ()

template<class FakeObject >
static void	VerifyBuiltinVtable (intptr_t cid)

static void	VerifyBuiltinVtables ()

static bool	ShouldHaveImmutabilityBitSet (classid_t class_id)

Protected Member Functions
void	SetLength (intptr_t value) const

virtual uint8_t *	Validate (uint8_t *data) const

Protected Member Functions inherited from dart::Instance
virtual void	PrintSharedInstanceJSON (JSONObject *jsobj, bool ref, bool include_id=true) const

Protected Member Functions inherited from dart::Object
	Object ()

uword	raw_value () const

void	setPtr (ObjectPtr value, intptr_t default_cid)

void	CheckHandle () const

cpp_vtable	vtable () const

void	set_vtable (cpp_vtable value)

bool	Contains (uword addr) const

template<typename type , std::memory_order order = std::memory_order_relaxed>
type	LoadPointer (type const *addr) const

template<typename type , std::memory_order order = std::memory_order_relaxed>
void	StorePointer (type const *addr, type value) const

template<typename type , typename compressed_type , std::memory_order order = std::memory_order_relaxed>
void	StoreCompressedPointer (compressed_type const *addr, type value) const

template<typename type >
void	StorePointerUnaligned (type const addr, type value, Thread thread) const

void	StoreSmi (SmiPtr const *addr, SmiPtr value) const

template<typename FieldType >
void	StoreSimd128 (const FieldType *addr, simd128_value_t value) const

template<typename FieldType >
FieldType	LoadNonPointer (const FieldType *addr) const

template<typename FieldType , std::memory_order order>
FieldType	LoadNonPointer (const FieldType *addr) const

template<typename FieldType , typename ValueType >
void	StoreNonPointer (const FieldType *addr, ValueType value) const

template<typename FieldType , typename ValueType , std::memory_order order>
void	StoreNonPointer (const FieldType *addr, ValueType value) const

template<typename FieldType >
FieldType *	UnsafeMutableNonPointer (const FieldType *addr) const

	CLASS_LIST (STORE_NON_POINTER_ILLEGAL_TYPE)

void	UnimplementedMethod () const

void	AddCommonObjectProperties (JSONObject jsobj, const char protocol_type, bool ref) const

Friends
class	Class

Additional Inherited Members
Public Types inherited from dart::Object
enum	NameVisibility { kInternalName = 0 , kScrubbedName , kUserVisibleName }

enum class	NameDisambiguation { kYes , kNo }

using	UntaggedObjectType = UntaggedObject

using	ObjectPtrType = ObjectPtr

Static Public Attributes inherited from dart::Object
static constexpr intptr_t	kHashBits = 30

static const ClassId	kClassId = kObjectCid

Static Protected Member Functions inherited from dart::Object
static DART_NOINLINE Object &	HandleImpl (Zone *zone, ObjectPtr ptr, intptr_t default_cid)

static DART_NOINLINE Object &	ZoneHandleImpl (Zone *zone, ObjectPtr ptr, intptr_t default_cid)

static DART_NOINLINE Object *	ReadOnlyHandleImpl (intptr_t cid)

static ObjectPtr	Allocate (intptr_t cls_id, intptr_t size, Heap::Space space, bool compressed, uword ptr_field_start_offset, uword ptr_field_end_offset)

template<typename T >
static DART_FORCE_INLINE T::ObjectPtrType	Allocate (Heap::Space space)

template<typename T >
static DART_FORCE_INLINE T::ObjectPtrType	Allocate (Heap::Space space, intptr_t elements)

template<typename T >
static DART_FORCE_INLINE T::ObjectPtrType	AllocateVariant (intptr_t class_id, Heap::Space space)

template<typename T >
static DART_FORCE_INLINE T::ObjectPtrType	AllocateVariant (intptr_t class_id, Heap::Space space, intptr_t elements)

static constexpr intptr_t	RoundedAllocationSize (intptr_t size)

static ObjectPtr	Clone (const Object &orig, Heap::Space space, bool load_with_relaxed_atomics=false)

template<typename T >
static DART_FORCE_INLINE uword	from_offset ()

template<typename T >
static DART_FORCE_INLINE uword	to_offset (intptr_t length=0)

Protected Attributes inherited from dart::Object
ObjectPtr	ptr_

Detailed Description

Definition at line 11484 of file object.h.

Member Function Documentation

◆ DataAddr()

void * dart::TypedDataBase::DataAddr ( intptr_t byte_offset ) const

inline

Definition at line 11545 of file object.h.

                                             {
    ASSERT((byte_offset == 0) ||
           ((byte_offset > 0) && (byte_offset < LengthInBytes())));
    return reinterpret_cast<void*>(Validate(untag()->data_) + byte_offset);
  }

◆ ElementSizeInBytes() [1/2]

intptr_t dart::TypedDataBase::ElementSizeInBytes ( ) const

inline

Definition at line 11505 of file object.h.

                                      {
    return element_size(ElementType(ptr()->GetClassId()));
  }

◆ ElementSizeInBytes() [2/2]

static intptr_t dart::TypedDataBase::ElementSizeInBytes ( classid_t cid )

inlinestatic

Definition at line 11509 of file object.h.

                                                    {
    return element_size(ElementType(cid));
  }

◆ ElementType() [1/2]

TypedDataElementType dart::TypedDataBase::ElementType ( ) const

inline

Definition at line 11501 of file object.h.

                                           {
    return ElementType(ptr()->GetClassId());
  }

◆ ElementType() [2/2]

static TypedDataElementType dart::TypedDataBase::ElementType ( classid_t cid )

inlinestatic

Definition at line 11513 of file object.h.

                                                         {
    if (cid == kByteDataViewCid || cid == kUnmodifiableByteDataViewCid) {
      return kUint8ArrayElement;
    } else if (IsTypedDataClassId(cid)) {
      const intptr_t index =
          (cid - kFirstTypedDataCid - kTypedDataCidRemainderInternal) /
          kNumTypedDataCidRemainders;
      return static_cast<TypedDataElementType>(index);
    } else if (IsTypedDataViewClassId(cid)) {
      const intptr_t index =
          (cid - kFirstTypedDataCid - kTypedDataCidRemainderView) /
          kNumTypedDataCidRemainders;
      return static_cast<TypedDataElementType>(index);
    } else if (IsExternalTypedDataClassId(cid)) {
      const intptr_t index =
          (cid - kFirstTypedDataCid - kTypedDataCidRemainderExternal) /
          kNumTypedDataCidRemainders;
      return static_cast<TypedDataElementType>(index);
    } else {
      ASSERT(IsUnmodifiableTypedDataViewClassId(cid));
      const intptr_t index =
          (cid - kFirstTypedDataCid - kTypedDataCidRemainderUnmodifiable) /
          kNumTypedDataCidRemainders;
      return static_cast<TypedDataElementType>(index);
    }
  }

◆ IsExternalOrExternalView()

bool dart::TypedDataBase::IsExternalOrExternalView ( ) const

Definition at line 25751 of file object.cc.

                                                   {
  if (IsExternalTypedData()) return true;
  if (IsTypedDataView()) {
    const auto& backing =
        TypedDataBase::Handle(TypedDataView::Cast(*this).typed_data());
    return backing.IsExternalTypedData();
  }
  return false;
}

◆ length()

SmiPtr dart::TypedDataBase::length ( ) const

inline

Definition at line 11490 of file object.h.

11490{ return untag()->length(); }

◆ Length()

intptr_t dart::TypedDataBase::Length ( ) const

inline

Definition at line 11492 of file object.h.

                          {
    ASSERT(!IsNull());
    return Smi::Value(untag()->length());
  }

◆ length_offset()

static intptr_t dart::TypedDataBase::length_offset ( )

inlinestatic

Definition at line 11486 of file object.h.

                                  {
    return OFFSET_OF(UntaggedTypedDataBase, length_);
  }

◆ LengthInBytes()

intptr_t dart::TypedDataBase::LengthInBytes ( ) const

inline

Definition at line 11497 of file object.h.

                                 {
    return ElementSizeInBytes(ptr()->GetClassId()) * Length();
  }

◆ SetLength()

void dart::TypedDataBase::SetLength ( intptr_t value ) const

inlineprotected

Definition at line 11582 of file object.h.

                                       {
    ASSERT(value <= Smi::kMaxValue);
    untag()->set_length(Smi::New(value));
  }

◆ Validate()

virtual uint8_t * dart::TypedDataBase::Validate ( uint8_t * data ) const

inlineprotectedvirtual

Reimplemented in dart::ExternalTypedData, and dart::TypedDataView.

Definition at line 11587 of file object.h.

                                                 {
    return UnsafeMutableNonPointer(data);
  }

◆ ViewFromTo()

TypedDataViewPtr dart::TypedDataBase::ViewFromTo	(	intptr_t	start,
		intptr_t	end,
		Heap::Space	space = `Heap::kNew`
	)		const

Definition at line 25761 of file object.cc.

                                                                  {
  const intptr_t len = end - start;
  ASSERT(0 <= len);
  ASSERT(start < Length());
  ASSERT((start + len) <= Length());
 
  const intptr_t cid = GetClassId();
 
  if (IsTypedDataView()) {
    const auto& view = TypedDataView::Cast(*this);
    const auto& td = TypedDataBase::Handle(view.typed_data());
    const intptr_t view_offset = Smi::Value(view.offset_in_bytes());
    ASSERT(IsTypedDataViewClassId(cid));
    return TypedDataView::New(cid, ExternalTypedData::Cast(td),
                              view_offset + start, len, Heap::kOld);
  } else if (IsExternalTypedData()) {
    ASSERT(IsExternalTypedDataClassId(cid));
    ASSERT(IsTypedDataViewClassId(cid - 1));
    return TypedDataView::New(cid - 1, *this, start, len, Heap::kOld);
  }
  RELEASE_ASSERT(IsTypedData());
  ASSERT(IsExternalTypedDataClassId(cid));
  ASSERT(IsTypedDataViewClassId(cid + 1));
  return TypedDataView::New(cid + 1, *this, start, len, Heap::kOld);
}

Friends And Related Symbol Documentation

◆ Class

friend class Class

friend

Definition at line 11592 of file object.h.

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

third_party/dart-lang/sdk/runtime/vm/object.h
third_party/dart-lang/sdk/runtime/vm/object.cc

Public Member Functions

Static Public Member Functions

Protected Member Functions

Friends

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ DataAddr()

◆ ElementSizeInBytes() [1/2]

◆ ElementSizeInBytes() [2/2]

◆ ElementType() [1/2]

◆ ElementType() [2/2]

◆ IsExternalOrExternalView()

◆ length()

◆ Length()

◆ length_offset()

◆ LengthInBytes()

◆ SetLength()

◆ Validate()

◆ ViewFromTo()

Friends And Related Symbol Documentation

◆ Class