#include <object.h>

Inheritance diagram for dart::NativeFinalizer:

Public Types
typedef void(*	Callback) (void *)

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

enum class	NameDisambiguation { kYes , kNo }

using	UntaggedObjectType = UntaggedObject

using	ObjectPtrType = ObjectPtr

Public Member Functions
PointerPtr	callback () const

void	set_callback (const Pointer &value) const

void	RunCallback (const FinalizerEntry &entry, const char *trace_context) const

Public Member Functions inherited from dart::FinalizerBase
Isolate *	isolate () const

void	set_isolate (Isolate *value) const

SetPtr	all_entries () const

void	set_all_entries (const Set &value) const

FinalizerEntryPtr	entries_collected () const

void	set_entries_collected (const FinalizerEntry &value) 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	callback_offset ()

static intptr_t	InstanceSize ()

static NativeFinalizerPtr	New (Heap::Space space=Heap::kNew)

Static Public Member Functions inherited from dart::FinalizerBase
static intptr_t	isolate_offset ()

static intptr_t	detachments_offset ()

static intptr_t	all_entries_offset ()

static intptr_t	entries_collected_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)

Friends
class	Class

Additional Inherited Members
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 13066 of file object.h.

Member Typedef Documentation

◆ Callback

typedef void(* dart::NativeFinalizer::Callback) (void *)

Definition at line 13068 of file object.h.

Member Function Documentation

◆ callback()

PointerPtr dart::NativeFinalizer::callback ( ) const

inline

Definition at line 13070 of file object.h.

13070{ return untag()->callback(); }

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

◆ callback_offset()

static intptr_t dart::NativeFinalizer::callback_offset ( )

inlinestatic

Definition at line 13074 of file object.h.

                                    {
    return OFFSET_OF(UntaggedNativeFinalizer, callback_);
  }

◆ InstanceSize()

static intptr_t dart::NativeFinalizer::InstanceSize ( )

inlinestatic

Definition at line 13078 of file object.h.

                                 {
    return RoundedAllocationSize(sizeof(UntaggedNativeFinalizer));
  }

◆ New()

NativeFinalizerPtr dart::NativeFinalizer::New ( Heap::Space space = Heap::kNew )

static

Definition at line 26877 of file object.cc.

                                                       {
  ASSERT(IsolateGroup::Current()->object_store()->native_finalizer_class() !=
         Class::null());
  ASSERT(Class::Handle(
             IsolateGroup::Current()->object_store()->native_finalizer_class())
             .EnsureIsAllocateFinalized(Thread::Current()) == Error::null());
  return Object::Allocate<NativeFinalizer>(space);
}

◆ RunCallback()

void dart::NativeFinalizer::RunCallback	(	const FinalizerEntry &	entry,
		const char *	trace_context
	)		const

Definition at line 26890 of file object.cc.

                                                                   {
  Thread* const thread = Thread::Current();
  Zone* const zone = thread->zone();
  IsolateGroup* const group = thread->isolate_group();
  const intptr_t external_size = entry.external_size();
  const auto& token_object = Object::Handle(zone, entry.token());
  const auto& callback_pointer = Pointer::Handle(zone, this->callback());
  const auto callback = reinterpret_cast<NativeFinalizer::Callback>(
      callback_pointer.NativeAddress());
  if (token_object.IsFinalizerEntry()) {
    // Detached from Dart code.
    ASSERT(token_object.ptr() == entry.ptr());
    ASSERT(external_size == 0);
    if (FLAG_trace_finalizers) {
      THR_Print(
          "%s: Not running native finalizer %p callback %p, "
          "detached\n",
          trace_context, ptr()->untag(), callback);
    }
  } else {
    const auto& token = Pointer::Cast(token_object);
    void* peer = reinterpret_cast<void*>(token.NativeAddress());
    if (FLAG_trace_finalizers) {
      THR_Print(
          "%s: Running native finalizer %p callback %p "
          "with token %p\n",
          trace_context, ptr()->untag(), callback, peer);
    }
    entry.set_token(entry);
    callback(peer);
    if (external_size > 0) {
      ASSERT(!entry.value()->IsSmi());
      Heap::Space space =
          entry.value()->IsOldObject() ? Heap::kOld : Heap::kNew;
      if (FLAG_trace_finalizers) {
        THR_Print("%s: Clearing external size %" Pd " bytes in %s space\n",
                  trace_context, external_size, space == 0 ? "new" : "old");
      }
      group->heap()->FreedExternal(external_size, space);
      entry.set_external_size(0);
    }
  }
}

◆ set_callback()

void dart::NativeFinalizer::set_callback ( const Pointer & value ) const

inline

Definition at line 13071 of file object.h.

                                                {
    untag()->set_callback(value.ptr());
  }

Friends And Related Symbol Documentation

◆ Class

friend class Class

friend

Definition at line 13089 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 Types

Public Member Functions

Static Public Member Functions

Friends

Additional Inherited Members