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src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/g1/G1HeapRegionTable.java
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@@ -132,13 +132,13 @@
public G1HeapRegionTable(Address addr) {
super(addr);
}
- public HeapRegion getByAddress(Address addr) {
- long biasedIndex = addr.asLongValue() >>> shiftBy();
+ public HeapRegion getByAddress(Address target) {
+ Address arrayAddr = biasedBaseField.getValue(addr);
+ long biasedIndex = target.asLongValue() >>> shiftBy();
long offset = biasedIndex * HeapRegion.getPointerSize();
- Address result = (addr instanceof OopHandle) ? addr.addOffsetToAsOopHandle(offset)
- : addr.addOffsetTo(offset);
- return new HeapRegion(result);
+ Address regionAddr = arrayAddr.getAddressAt(offset);
+ return (HeapRegion)VMObjectFactory.newObject(HeapRegion.class, regionAddr);
}
}
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