| /* |
| * This file is part of the Jikes RVM project (http://jikesrvm.org). |
| * |
| * This file is licensed to You under the Eclipse Public License (EPL); |
| * You may not use this file except in compliance with the License. You |
| * may obtain a copy of the License at |
| * |
| * http://www.opensource.org/licenses/eclipse-1.0.php |
| * |
| * See the COPYRIGHT.txt file distributed with this work for information |
| * regarding copyright ownership. |
| */ |
| package org.mmtk.utility; |
| |
| import org.mmtk.utility.options.*; |
| |
| import org.vmmagic.unboxed.*; |
| import org.vmmagic.pragma.*; |
| |
| /* |
| */ |
| @Uninterruptible abstract class CycleDetector { |
| |
| static { |
| Options.cycleFilterThreshold = new CycleFilterThreshold(); |
| Options.cycleMetaDataLimit = new CycleMetaDataLimit(); |
| Options.cycleTriggerThreshold = new CycleTriggerThreshold(); |
| } |
| |
| abstract boolean collectCycles(boolean primary, boolean time); |
| abstract void possibleCycleRoot(ObjectReference object); |
| } |