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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