public override object Execute(ProtoCore.Runtime.Context c, Interpreter dsi)
{
Object retVal = base.Execute(c, dsi);
if (retVal == null)
{
return(null);
}
StackValue propValue = (StackValue)retVal;
StackValue thisObject = dsi.runtime.rmem.Stack.Last();
if (StackUtils.IsValidPointer(thisObject) && StackUtils.IsReferenceType(propValue))
{
int classIndex = (int)thisObject.metaData.type;
if (classIndex != ProtoCore.DSASM.Constants.kInvalidIndex)
{
var core = dsi.runtime.Core;
int thisptr = (int)thisObject.opdata;
int idx = core.ClassTable.ClassNodes[classIndex].symbols.IndexOf(PropertyName);
StackValue oldValue = core.Heap.Heaplist[(int)thisObject.opdata].GetValue(idx, core);
if (!StackUtils.Equals(oldValue, propValue))
{
GCUtils.GCRetain(propValue, core);
core.Heap.Heaplist[thisptr].SetValue(idx, propValue);
}
}
}
return(retVal);
}