74         return usedRegions.getValue(addr);
  75     }
  76 
  77     public long committed() {
  78         return committedRegions.getValue(addr);
  79     }
  80 
  81     public void heapRegionIterate(sun.jvm.hotspot.gc.shared.SpaceClosure scl) {
  82         int numRgns = (int)numRegions.getValue(addr);
  83         for (int index = 0; index < numRgns; index ++) {
  84             ShenandoahHeapRegion r = getRegion(index);
  85 
  86             // Walk live regions
  87             if (!r.isTrash() && !r.isUncommitted() && !r.isEmpty()) {
  88                 scl.doSpace(r);
  89             }
  90         }
  91     }
  92 
  93     @Override
  94     public int cell_header_size() {
  95         return VM.getVM().getHeapWordSize();
  96     }
  97 
  98     @Override
  99     public void printOn(PrintStream tty) {
 100         MemRegion mr = reservedRegion();
 101         tty.print("Shenandoah heap");
 102         tty.print(" [" + mr.start() + ", " + mr.end() + "]");
 103         tty.println(" region size " + ShenandoahHeapRegion.regionSizeBytes() / 1024 + " K");
 104     }
 105 
 106     private ShenandoahHeapRegion getRegion(int index) {
 107         Address regsAddr = regionsField.getValue(addr);
 108         return (ShenandoahHeapRegion) VMObjectFactory.newObject(ShenandoahHeapRegion.class,
 109                 regsAddr.getAddressAt(index * VM.getVM().getAddressSize()));
 110     }
 111 
 112     public ShenandoahHeap(Address addr) {
 113         super(addr);
 114     }
 115 }

  74         return usedRegions.getValue(addr);
  75     }
  76 
  77     public long committed() {
  78         return committedRegions.getValue(addr);
  79     }
  80 
  81     public void heapRegionIterate(sun.jvm.hotspot.gc.shared.SpaceClosure scl) {
  82         int numRgns = (int)numRegions.getValue(addr);
  83         for (int index = 0; index < numRgns; index ++) {
  84             ShenandoahHeapRegion r = getRegion(index);
  85 
  86             // Walk live regions
  87             if (!r.isTrash() && !r.isUncommitted() && !r.isEmpty()) {
  88                 scl.doSpace(r);
  89             }
  90         }
  91     }
  92 
  93     @Override





  94     public void printOn(PrintStream tty) {
  95         MemRegion mr = reservedRegion();
  96         tty.print("Shenandoah heap");
  97         tty.print(" [" + mr.start() + ", " + mr.end() + "]");
  98         tty.println(" region size " + ShenandoahHeapRegion.regionSizeBytes() / 1024 + " K");
  99     }
 100 
 101     private ShenandoahHeapRegion getRegion(int index) {
 102         Address regsAddr = regionsField.getValue(addr);
 103         return (ShenandoahHeapRegion) VMObjectFactory.newObject(ShenandoahHeapRegion.class,
 104                 regsAddr.getAddressAt(index * VM.getVM().getAddressSize()));
 105     }
 106 
 107     public ShenandoahHeap(Address addr) {
 108         super(addr);
 109     }
 110 }