# HG changeset patch
# User Lukas Stadler <lukas.stadler@jku.at>
# Date 1337934983 -7200
# Node ID 2fac5abf145fdd5215ea5b4f3f6e2f720be392ab
# Parent  ab31310d4af99bfa5e61bb55b350e6834a70d93f
documentation on CiFrame.leafGraphId

diff -r ab31310d4af9 -r 2fac5abf145f graal/com.oracle.max.cri/src/com/oracle/max/cri/ci/CiFrame.java
--- a/graal/com.oracle.max.cri/src/com/oracle/max/cri/ci/CiFrame.java	Fri May 25 10:35:59 2012 +0200
+++ b/graal/com.oracle.max.cri/src/com/oracle/max/cri/ci/CiFrame.java	Fri May 25 10:36:23 2012 +0200
@@ -65,6 +65,10 @@
      */
     public final int numLocks;
 
+    /**
+     * In case this frame state belongs to a deoptimization, the leafGraphId will contain the StructuredGraph.graphId() of the graph that originally introduced this deoptimization point.
+     * This id is later on used by the runtime system to evict graphs from the graph cache when deoptimizations originating from them have been hit.
+     */
     public final long leafGraphId;
 
     public final boolean rethrowException;