54     static private CIntegerField summaryBytesUsedField;

    54     static private CIntegerField summaryBytesUsedField;

    55     // G1MonitoringSupport* _g1mm;

    55     // G1MonitoringSupport* _g1mm;

    56     static private AddressField g1mmField;

    56     static private AddressField g1mmField;

    57     // HeapRegionSet _old_set;

    57     // HeapRegionSet _old_set;

    58     static private long oldSetFieldOffset;

    58     static private long oldSetFieldOffset;

    59     // HeapRegionSet _humongous_set;

    61     // HeapRegionSet _humongous_set;

    60     static private long humongousSetFieldOffset;

    62     static private long humongousSetFieldOffset;

    61 

    63 

    62     static {

    64     static {

    63         VM.registerVMInitializedObserver(new Observer() {

    65         VM.registerVMInitializedObserver(new Observer() {

    72 

    74 

    73         hrmFieldOffset = type.getField("_hrm").getOffset();

    75         hrmFieldOffset = type.getField("_hrm").getOffset();

    74         summaryBytesUsedField = type.getCIntegerField("_summary_bytes_used");

    76         summaryBytesUsedField = type.getCIntegerField("_summary_bytes_used");

    75         g1mmField = type.getAddressField("_g1mm");

    77         g1mmField = type.getAddressField("_g1mm");

    76         oldSetFieldOffset = type.getField("_old_set").getOffset();

    78         oldSetFieldOffset = type.getField("_old_set").getOffset();

    77         humongousSetFieldOffset = type.getField("_humongous_set").getOffset();

    80         humongousSetFieldOffset = type.getField("_humongous_set").getOffset();

    78     }

    81     }

    79 

    82 

    80     public long capacity() {

    83     public long capacity() {

    81         return hrm().capacity();

    84         return hrm().capacity();

   102 

   105 

   103     public HeapRegionSetBase oldSet() {

   106     public HeapRegionSetBase oldSet() {

   104         Address oldSetAddr = addr.addOffsetTo(oldSetFieldOffset);

   107         Address oldSetAddr = addr.addOffsetTo(oldSetFieldOffset);

   105         return (HeapRegionSetBase) VMObjectFactory.newObject(HeapRegionSetBase.class,

   108         return (HeapRegionSetBase) VMObjectFactory.newObject(HeapRegionSetBase.class,

   106                                                              oldSetAddr);

   109                                                              oldSetAddr);

   107     }

   116     }

   108 

   117 

   109     public HeapRegionSetBase humongousSet() {

   118     public HeapRegionSetBase humongousSet() {

   110         Address humongousSetAddr = addr.addOffsetTo(humongousSetFieldOffset);

   119         Address humongousSetAddr = addr.addOffsetTo(humongousSetFieldOffset);

   111         return (HeapRegionSetBase) VMObjectFactory.newObject(HeapRegionSetBase.class,

   120         return (HeapRegionSetBase) VMObjectFactory.newObject(HeapRegionSetBase.class,