src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/z/ZPageAllocator.java

*** 25,69 ****
  package sun.jvm.hotspot.gc.z;
  
  import sun.jvm.hotspot.debugger.Address;
  import sun.jvm.hotspot.runtime.VM;
  import sun.jvm.hotspot.runtime.VMObject;
- import sun.jvm.hotspot.runtime.VMObjectFactory;
- import sun.jvm.hotspot.types.AddressField;
  import sun.jvm.hotspot.types.CIntegerField;
  import sun.jvm.hotspot.types.Type;
  import sun.jvm.hotspot.types.TypeDataBase;
  
  // Mirror class for ZPageAllocator
  
  public class ZPageAllocator extends VMObject {
  
!     private static long physicalFieldOffset;
      private static CIntegerField usedField;
  
      static {
          VM.registerVMInitializedObserver((o, d) -> initialize(VM.getVM().getTypeDataBase()));
      }
  
      static private synchronized void initialize(TypeDataBase db) {
          Type type = db.lookupType("ZPageAllocator");
  
!         physicalFieldOffset = type.getAddressField("_physical").getOffset();
          usedField = type.getCIntegerField("_used");
      }
  
-     private ZPhysicalMemoryManager physical() {
-       Address physicalAddr = addr.addOffsetTo(physicalFieldOffset);
-       return (ZPhysicalMemoryManager)VMObjectFactory.newObject(ZPhysicalMemoryManager.class, physicalAddr);
-     }
- 
      public long maxCapacity() {
!         return physical().maxCapacity();
      }
  
      public long capacity() {
!         return physical().capacity();
      }
  
      public long used() {
          return usedField.getValue(addr);
      }
--- 25,64 ----
  package sun.jvm.hotspot.gc.z;
  
  import sun.jvm.hotspot.debugger.Address;
  import sun.jvm.hotspot.runtime.VM;
  import sun.jvm.hotspot.runtime.VMObject;
  import sun.jvm.hotspot.types.CIntegerField;
  import sun.jvm.hotspot.types.Type;
  import sun.jvm.hotspot.types.TypeDataBase;
  
  // Mirror class for ZPageAllocator
  
  public class ZPageAllocator extends VMObject {
  
!     private static CIntegerField maxCapacityField;
!     private static CIntegerField capacityField;
      private static CIntegerField usedField;
  
      static {
          VM.registerVMInitializedObserver((o, d) -> initialize(VM.getVM().getTypeDataBase()));
      }
  
      static private synchronized void initialize(TypeDataBase db) {
          Type type = db.lookupType("ZPageAllocator");
  
!         maxCapacityField = type.getCIntegerField("_max_capacity");
!         capacityField = type.getCIntegerField("_capacity");
          usedField = type.getCIntegerField("_used");
      }
  
      public long maxCapacity() {
!         return maxCapacityField.getValue(addr);
      }
  
      public long capacity() {
!         return capacityField.getValue(addr);
      }
  
      public long used() {
          return usedField.getValue(addr);
      }