dart::ObjectIdRingClearPointerVisitor Class Reference

Inheritance diagram for dart::ObjectIdRingClearPointerVisitor:

Public Member Functions
	ObjectIdRingClearPointerVisitor (IsolateGroup *isolate_group)
void	VisitPointers (ObjectPtr *first, ObjectPtr *last) override
Public Member Functions inherited from dart::ObjectPointerVisitor
	ObjectPointerVisitor (IsolateGroup *isolate_group)
virtual	~ObjectPointerVisitor ()
IsolateGroup *	isolate_group () const
virtual void	VisitTypedDataViewPointers (TypedDataViewPtr view, CompressedObjectPtr *first, CompressedObjectPtr *last)
void	VisitCompressedPointers (uword heap_base, CompressedObjectPtr *first, CompressedObjectPtr *last)
void	VisitPointers (ObjectPtr *p, intptr_t len)
void	VisitPointer (ObjectPtr *p)
const char *	gc_root_type () const
void	set_gc_root_type (const char *gc_root_type)
void	clear_gc_root_type ()
virtual bool	visit_weak_persistent_handles () const
virtual bool	trace_values_through_fields () const
const ClassTable *	class_table () const
virtual bool	CanVisitSuspendStatePointers (SuspendStatePtr suspend_state)

Detailed Description

Definition at line 732 of file marker.cc.

Constructor & Destructor Documentation

ObjectIdRingClearPointerVisitor()

dart::ObjectIdRingClearPointerVisitor::ObjectIdRingClearPointerVisitor ( IsolateGroup *  isolate_group )

inlineexplicit

Definition at line 734 of file marker.cc.

      : ObjectPointerVisitor(isolate_group) {}

Member Function Documentation

VisitPointers()

void dart::ObjectIdRingClearPointerVisitor::VisitPointers ( ObjectPtr *  first, ObjectPtr *  last  )

inlineoverridevirtual

Implements dart::ObjectPointerVisitor.

Definition at line 737 of file marker.cc.

                                                                 {
    for (ObjectPtr* current = first; current <= last; current++) {
      ObjectPtr obj = *current;
      ASSERT(obj->IsHeapObject());
      if (!obj->untag()->IsMarked()) {
        // Object has become garbage. Replace it will null.
        *current = Object::null();
      }
    }
  }

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

• third_party/dart-lang/sdk/runtime/vm/heap/marker.cc