dart::IdentityMap Class Reference

Public Member Functions
	IdentityMap (Thread *thread)
	~IdentityMap ()
template<typename S , typename T >
DART_FORCE_INLINE ObjectPtr	ForwardedObject (const S &object, T from_to)
template<typename S , typename T >
DART_FORCE_INLINE void	Insert (const S &from, const S &to, T from_to, bool check_for_safepoint)

Detailed Description

Definition at line 528 of file object_graph_copy.cc.

Constructor & Destructor Documentation

IdentityMap()

dart::IdentityMap::IdentityMap ( Thread *  thread )

inlineexplicit

Definition at line 530 of file object_graph_copy.cc.

                                       : isolate_(thread->isolate()) {
    isolate_->set_forward_table_new(new WeakTable());
    isolate_->set_forward_table_old(new WeakTable());
  }

~IdentityMap()

dart::IdentityMap::~IdentityMap ( )

inline

Definition at line 534 of file object_graph_copy.cc.

                 {
    isolate_->set_forward_table_new(nullptr);
    isolate_->set_forward_table_old(nullptr);
  }

Member Function Documentation

ForwardedObject()

template<typename S , typename T >

DART_FORCE_INLINE ObjectPtr dart::IdentityMap::ForwardedObject ( const S &  object, T  from_to  )

inline

Definition at line 540 of file object_graph_copy.cc.

                                                                          {
    const intptr_t id = GetObjectId(Ptr(object));
    if (id == 0) return Marker();
    return from_to.At(id + 1);
  }

Insert()

template<typename S , typename T >

DART_FORCE_INLINE void dart::IdentityMap::Insert ( const S &  from, const S &  to, T  from_to, bool  check_for_safepoint  )

inline

Definition at line 547 of file object_graph_copy.cc.

                                                          {
    ASSERT(ForwardedObject(from, from_to) == Marker());
    const auto id = from_to.Length();
    // May take >100ms and cannot yield to safepoints.
    SetObjectId(Ptr(from), id);
    from_to.Add(from, to);
  }

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

• third_party/dart-lang/sdk/runtime/vm/object_graph_copy.cc