agent/src/share/classes/sun/jvm/hotspot/memory/GenCollectedHeap.java
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*** old/agent/src/share/classes/sun/jvm/hotspot/memory/GenCollectedHeap.java	Wed Oct 22 15:08:47 2014
--- new/agent/src/share/classes/sun/jvm/hotspot/memory/GenCollectedHeap.java	Wed Oct 22 15:08:47 2014

*** 33,44 **** --- 33,43 ---- import sun.jvm.hotspot.types.*; import sun.jvm.hotspot.utilities.*; public class GenCollectedHeap extends SharedHeap { private static CIntegerField nGensField; ! private static AddressField youngGenField; private static AddressField oldGenField; ! private static long gensOffset; private static AddressField genSpecsField; private static GenerationFactory genFactory; static {
*** 51,62 **** --- 50,60 ---- private static synchronized void initialize(TypeDataBase db) { Type type = db.lookupType("GenCollectedHeap"); nGensField = type.getCIntegerField("_n_gens"); ! youngGenField = type.getAddressField("_young_gen"); oldGenField = type.getAddressField("_old_gen"); ! gensOffset = type.getField("_gens").getOffset(); genSpecsField = type.getAddressField("_gen_specs"); genFactory = new GenerationFactory(); }
*** 72,90 **** --- 70,87 ---- if (Assert.ASSERTS_ENABLED) { Assert.that((i >= 0) && (i < nGens()), "Index " + i + " out of range (should be between 0 and " + nGens() + ")"); } ! switch (i) { case 0: return genFactory.newObject(youngGenField.getAddress()); case 1: return genFactory.newObject(oldGenField.getAddress()); default: // no generation for i, and assertions disabled. ! if ((i < 0) || (i >= nGens())) { return null; } + + Address genAddr = addr.getAddressAt(gensOffset + + (i * VM.getVM().getAddressSize())); + return genFactory.newObject(addr.getAddressAt(gensOffset + + (i * VM.getVM().getAddressSize()))); } public boolean isIn(Address a) { for (int i = 0; i < nGens(); i++) { Generation gen = getGen(i);

agent/src/share/classes/sun/jvm/hotspot/memory/GenCollectedHeap.java
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