dart::Number Class Reference

#include <object.h>

Inheritance diagram for dart::Number:

Public Member Functions
StringPtr	ToString (Heap::Space space) 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

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 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)
Static Public Attributes inherited from dart::Object
static constexpr intptr_t	kHashBits = 30
static const ClassId	kClassId = kObjectCid
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
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 9898 of file object.h.

Member Function Documentation

ToString()

StringPtr dart::Number::ToString

(

Heap::Space

space

)

const

Definition at line 23433 of file object.cc.

                                                {
  // Refactoring can avoid Zone::Alloc and strlen, but gains are insignificant.
  const char* cstr = ToCString();
  intptr_t len = strlen(cstr);
// Resulting string is ASCII ...
#ifdef DEBUG
  for (intptr_t i = 0; i < len; ++i) {
    ASSERT(static_cast<uint8_t>(cstr[i]) < 128);
  }
#endif  // DEBUG
  // ... which is a subset of Latin-1.
  return String::FromLatin1(reinterpret_cast<const uint8_t*>(cstr), len, space);
}

Friends And Related Function Documentation

Class

friend class Class

friend

Definition at line 9906 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