49       });
  50   }
  51 
  52   private static void initialize(TypeDataBase db) {
  53     Type type = db.lookupType("EpsilonHeap");
  54     spaceField = type.getAddressField("_space");
  55     virtualSpaceField = type.getField("_virtual_space");
  56   }
  57 
  58   public EpsilonHeap(Address addr) {
  59     super(addr);
  60     space = new ContiguousSpace(spaceField.getValue(addr));
  61     virtualSpace = new VirtualSpace(addr.addOffsetTo(virtualSpaceField.getOffset()));
  62   }
  63 
  64   @Override
  65   public CollectedHeapName kind() {
  66     return CollectedHeapName.EPSILON;
  67   }
  68 










  69   public ContiguousSpace space() {
  70     return space;
  71   }
  72 
  73   @Override
  74   public void printOn(PrintStream tty) {
  75      MemRegion mr = reservedRegion();
  76      tty.println("Epsilon heap");
  77      tty.println(" reserved:  [" + mr.start() + ", " + mr.end() + "]");
  78      tty.println(" committed: [" + virtualSpace.low() + ", " + virtualSpace.high() + "]");
  79      tty.println(" used:      [" + space.bottom() + ", " + space.top() + "]");
  80   }
  81 
  82 }

  49       });
  50   }
  51 
  52   private static void initialize(TypeDataBase db) {
  53     Type type = db.lookupType("EpsilonHeap");
  54     spaceField = type.getAddressField("_space");
  55     virtualSpaceField = type.getField("_virtual_space");
  56   }
  57 
  58   public EpsilonHeap(Address addr) {
  59     super(addr);
  60     space = new ContiguousSpace(spaceField.getValue(addr));
  61     virtualSpace = new VirtualSpace(addr.addOffsetTo(virtualSpaceField.getOffset()));
  62   }
  63 
  64   @Override
  65   public CollectedHeapName kind() {
  66     return CollectedHeapName.EPSILON;
  67   }
  68 
  69   @Override
  70   public long capacity() {
  71     return space.capacity();
  72   }
  73 
  74   @Override
  75   public long used() {
  76     return space.used();
  77   }
  78 
  79   public ContiguousSpace space() {
  80     return space;
  81   }
  82 
  83   @Override
  84   public void printOn(PrintStream tty) {
  85      MemRegion mr = reservedRegion();
  86      tty.println("Epsilon heap");
  87      tty.println(" reserved:  [" + mr.start() + ", " + mr.end() + "]");
  88      tty.println(" committed: [" + virtualSpace.low() + ", " + virtualSpace.high() + "]");
  89      tty.println(" used:      [" + space.bottom() + ", " + space.top() + "]");
  90   }
  91 
  92 }