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Public Member Functions | Static Public Member Functions | Static Public Attributes | Friends | List of all members
dart::Pointer Class Reference

#include <object.h>

Inheritance diagram for dart::Pointer:
dart::Instance dart::Object

Public Member Functions

size_t NativeAddress () const
 
void SetNativeAddress (size_t address) const
 
AbstractTypePtr type_argument () 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 PointerPtr New (uword native_address, Heap::Space space=Heap::kNew)
 
static intptr_t InstanceSize ()
 
static bool IsPointer (const Instance &obj)
 
static intptr_t type_arguments_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)
 

Static Public Attributes

static constexpr intptr_t kNativeTypeArgPos = 0
 
- Static Public Attributes inherited from dart::Object
static constexpr intptr_t kHashBits = 30
 
static const ClassId kClassId = kObjectCid
 

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
 
- 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 11857 of file object.h.

Member Function Documentation

◆ InstanceSize()

static intptr_t dart::Pointer::InstanceSize ( )
inlinestatic

Definition at line 11861 of file object.h.

11861 {
11862 return RoundedAllocationSize(sizeof(UntaggedPointer));
11863 }
dart::Object::RoundedAllocationSize
static constexpr intptr_t RoundedAllocationSize(intptr_t size)
Definition object.h:758

◆ IsPointer()

bool dart::Pointer::IsPointer ( const Instance &  obj)
static

Definition at line 25839 of file object.cc.

25839 {
25840 return IsFfiPointerClassId(obj.ptr()->GetClassId());
25841}
dart::IsFfiPointerClassId
bool IsFfiPointerClassId(intptr_t index)
Definition class_id.h:541

◆ NativeAddress()

size_t dart::Pointer::NativeAddress ( ) const
inline

Definition at line 11867 of file object.h.

11867 {
11868 return reinterpret_cast<size_t>(untag()->data_);
11869 }
dart::untag
raw_obj untag() -> num_entries()) VARIABLE_COMPRESSED_VISITOR(Array, Smi::Value(raw_obj->untag() ->length())) VARIABLE_COMPRESSED_VISITOR(TypedData, TypedData::ElementSizeInBytes(raw_obj->GetClassId()) *Smi::Value(raw_obj->untag() ->length())) VARIABLE_COMPRESSED_VISITOR(Record, RecordShape(raw_obj->untag() ->shape()).num_fields()) VARIABLE_NULL_VISITOR(CompressedStackMaps, CompressedStackMaps::PayloadSizeOf(raw_obj)) VARIABLE_NULL_VISITOR(OneByteString, Smi::Value(raw_obj->untag() ->length())) VARIABLE_NULL_VISITOR(TwoByteString, Smi::Value(raw_obj->untag() ->length())) intptr_t UntaggedField::VisitFieldPointers(FieldPtr raw_obj, ObjectPointerVisitor *visitor)
Definition raw_object.cc:562

◆ New()

PointerPtr dart::Pointer::New ( uword  native_address,
Heap::Space  space = Heap::kNew 
)
static

Definition at line 25805 of file object.cc.

25805 {
25806 Thread* thread = Thread::Current();
25807 Zone* zone = thread->zone();
25808
25809 const auto& type_args = TypeArguments::Handle(
25810 zone, IsolateGroup::Current()->object_store()->type_argument_never());
25811
25812 const Class& cls =
25813 Class::Handle(IsolateGroup::Current()->class_table()->At(kPointerCid));
25814 cls.EnsureIsAllocateFinalized(Thread::Current());
25815
25816 const auto& result = Pointer::Handle(zone, Object::Allocate<Pointer>(space));
25817 result.SetTypeArguments(type_args);
25818 result.SetNativeAddress(native_address);
25819
25820 return result.ptr();
25821}
dart::IsolateGroup::Current
static IsolateGroup * Current()
Definition isolate.h:534
dart::Object::Handle
static Object & Handle()
Definition object.h:407
dart::Pointer::Class
friend class Class
Definition object.h:11891
dart::Thread::Current
static Thread * Current()
Definition thread.h:361
result
GAsyncResult * result
Definition fl_text_input_plugin.cc:106

◆ SetNativeAddress()

void dart::Pointer::SetNativeAddress ( size_t  address) const
inline

Definition at line 11871 of file object.h.

11871 {
11872 uint8_t* value = reinterpret_cast<uint8_t*>(address);
11873 StoreNonPointer(&untag()->data_, value);
11874 }
dart::Object::StoreNonPointer
void StoreNonPointer(const FieldType *addr, ValueType value) const
Definition object.h:819
value
uint8_t value
Definition fl_standard_message_codec.cc:36

◆ type_argument()

AbstractTypePtr dart::Pointer::type_argument ( ) const
inline

Definition at line 11883 of file object.h.

11883 {
11884 TypeArguments& type_args = TypeArguments::Handle(GetTypeArguments());
11885 return type_args.TypeAtNullSafe(Pointer::kNativeTypeArgPos);
11886 }
dart::Instance::GetTypeArguments
virtual TypeArgumentsPtr GetTypeArguments() const
Definition object.cc:20611
dart::Pointer::kNativeTypeArgPos
static constexpr intptr_t kNativeTypeArgPos
Definition object.h:11880

◆ type_arguments_offset()

static intptr_t dart::Pointer::type_arguments_offset ( )
inlinestatic

Definition at line 11876 of file object.h.

11876 {
11877 return OFFSET_OF(UntaggedPointer, type_arguments_);
11878 }
OFFSET_OF
#define OFFSET_OF(type, field)
Definition globals.h:138

Friends And Related Symbol Documentation

◆ Class

friend class Class
friend

Definition at line 11891 of file object.h.

Member Data Documentation

◆ kNativeTypeArgPos

constexpr intptr_t dart::Pointer::kNativeTypeArgPos = 0
staticconstexpr

Definition at line 11880 of file object.h.

The documentation for this class was generated from the following files:
Generated on Fri Apr 26 2024 06:20:59 for Flutter Engine by doxygen 1.9.8