47       });
  48   }
  49 
  50   private static synchronized void initialize(TypeDataBase db) {
  51     Type type = db.lookupType("DefNewGeneration");
  52 
  53     edenSpaceField = type.getAddressField("_eden_space");
  54     fromSpaceField = type.getAddressField("_from_space");
  55     toSpaceField   = type.getAddressField("_to_space");
  56   }
  57 
  58   public DefNewGeneration(Address addr) {
  59     super(addr);
  60   }
  61 
  62   public Generation.Name kind() {
  63     return Generation.Name.DEF_NEW;
  64   }
  65 
  66   // Accessing spaces
  67   public EdenSpace eden() {
  68     return (EdenSpace) VMObjectFactory.newObject(EdenSpace.class, edenSpaceField.getValue(addr));
  69   }
  70 
  71   public ContiguousSpace from() {
  72     return (ContiguousSpace) VMObjectFactory.newObject(ContiguousSpace.class, fromSpaceField.getValue(addr));
  73   }
  74 
  75   public ContiguousSpace to() {
  76     return (ContiguousSpace) VMObjectFactory.newObject(ContiguousSpace.class, toSpaceField.getValue(addr));
  77   }
  78 
  79   public long capacity()            { return eden().capacity() + from().capacity(); /* to() is only used during scavenge */ }
  80   public long used()                { return eden().used()     + from().used();     /* to() is only used during scavenge */ }
  81   public long free()                { return eden().free()     + from().free();     /* to() is only used during scavenge */ }
  82   public long contiguousAvailable() { return eden().free(); }
  83 
  84   public String name() {
  85     return "default new generation";
  86   }
  87 
  88   public void spaceIterate(SpaceClosure blk, boolean usedOnly) {

  47       });
  48   }
  49 
  50   private static synchronized void initialize(TypeDataBase db) {
  51     Type type = db.lookupType("DefNewGeneration");
  52 
  53     edenSpaceField = type.getAddressField("_eden_space");
  54     fromSpaceField = type.getAddressField("_from_space");
  55     toSpaceField   = type.getAddressField("_to_space");
  56   }
  57 
  58   public DefNewGeneration(Address addr) {
  59     super(addr);
  60   }
  61 
  62   public Generation.Name kind() {
  63     return Generation.Name.DEF_NEW;
  64   }
  65 
  66   // Accessing spaces
  67   public ContiguousSpace eden() {
  68     return (ContiguousSpace) VMObjectFactory.newObject(ContiguousSpace.class, edenSpaceField.getValue(addr));
  69   }
  70 
  71   public ContiguousSpace from() {
  72     return (ContiguousSpace) VMObjectFactory.newObject(ContiguousSpace.class, fromSpaceField.getValue(addr));
  73   }
  74 
  75   public ContiguousSpace to() {
  76     return (ContiguousSpace) VMObjectFactory.newObject(ContiguousSpace.class, toSpaceField.getValue(addr));
  77   }
  78 
  79   public long capacity()            { return eden().capacity() + from().capacity(); /* to() is only used during scavenge */ }
  80   public long used()                { return eden().used()     + from().used();     /* to() is only used during scavenge */ }
  81   public long free()                { return eden().free()     + from().free();     /* to() is only used during scavenge */ }
  82   public long contiguousAvailable() { return eden().free(); }
  83 
  84   public String name() {
  85     return "default new generation";
  86   }
  87 
  88   public void spaceIterate(SpaceClosure blk, boolean usedOnly) {