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src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/g1/HeapRegionType.java
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rev 52491 : Changes in jdk.hotspot.agent
*** 46,55 ****
--- 46,56 ----
private static int startsHumongousTag;
private static int continuesHumongousTag;
private static int pinnedMask;
private static int archiveMask;
private static int oldMask;
+ private static int preMatureOldMask;
private static CIntegerField tagField;
private int tag;
static {
VM.registerVMInitializedObserver(new Observer() {
*** 72,81 ****
--- 73,83 ----
continuesHumongousTag = db.lookupIntConstant("HeapRegionType::ContinuesHumongousTag");
archiveMask = db.lookupIntConstant("HeapRegionType::ArchiveMask");
humongousMask = db.lookupIntConstant("HeapRegionType::HumongousMask");
pinnedMask = db.lookupIntConstant("HeapRegionType::PinnedMask");
oldMask = db.lookupIntConstant("HeapRegionType::OldMask");
+ preMatureOldMask = db.lookupIntConstant("HeapRegionType::PreMatureOldMask");
}
public boolean isFree() {
return tagField.getValue(addr) == freeTag;
}
*** 114,123 ****
--- 116,129 ----
public boolean isOld() {
return (tagField.getValue(addr) & oldMask) != 0;
}
+ public boolean isPreMatureOld() {
+ return (tagField.getValue(addr) & preMatureOldMask) != 0;
+ }
+
public HeapRegionType(Address addr) {
super(addr);
}
public String typeAnnotation() {
*** 143,150 ****
--- 149,159 ----
return "Pinned";
}
if (isOld()) {
return "Old";
}
+ if (isPreMatureOld()) {
+ return "PreMature Old";
+ }
return "Unknown Region Type";
}
}
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