# HG changeset patch
# User Miguel Garcia <miguel.m.garcia@oracle.com>
# Date 1398437105 -7200
# Node ID fd435374bb93e0d0ec4efdf0345e84db6e50745d
# Parent  1439685d06e48b19bd3b366193591907d2fb01d6
moved tryKillUnused to GraphUtil

diff -r 1439685d06e4 -r fd435374bb93 graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/util/GraphUtil.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/util/GraphUtil.java	Fri Apr 25 14:43:56 2014 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/util/GraphUtil.java	Fri Apr 25 16:45:05 2014 +0200
@@ -331,6 +331,14 @@
         return v;
     }
 
+    public static boolean tryKillUnused(Node node) {
+        if (node.isAlive() && isFloatingNode().apply(node) && node.recordsUsages() && node.usages().isEmpty()) {
+            killWithUnusedFloatingInputs(node);
+            return true;
+        }
+        return false;
+    }
+
     /**
      * Exhaustive search for {@link GraphUtil#originalValue(ValueNode)} when a simple search fails.
      * This can happen in the presence of complicated phi/proxy/phi constructs.
diff -r 1439685d06e4 -r fd435374bb93 graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/CanonicalizerPhase.java
--- a/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/CanonicalizerPhase.java	Fri Apr 25 14:43:56 2014 +0200
+++ b/graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/CanonicalizerPhase.java	Fri Apr 25 16:45:05 2014 +0200
@@ -178,7 +178,7 @@
                 }
                 StructuredGraph graph = (StructuredGraph) node.graph();
                 Mark mark = graph.getMark();
-                if (!tryKillUnused(node)) {
+                if (!GraphUtil.tryKillUnused(node)) {
                     if (!tryCanonicalize(node, nodeClass)) {
                         if (node instanceof ValueNode) {
                             ValueNode valueNode = (ValueNode) node;
@@ -200,14 +200,6 @@
             }
         }
 
-        private static boolean tryKillUnused(Node node) {
-            if (node.isAlive() && GraphUtil.isFloatingNode().apply(node) && node.recordsUsages() && node.usages().isEmpty()) {
-                GraphUtil.killWithUnusedFloatingInputs(node);
-                return true;
-            }
-            return false;
-        }
-
         public static boolean tryGlobalValueNumbering(Node node, NodeClass nodeClass) {
             if (nodeClass.valueNumberable() && !nodeClass.isLeafNode()) {
                 Node newNode = node.graph().findDuplicate(node);
@@ -383,7 +375,7 @@
 
             @Override
             public void removeIfUnused(Node node) {
-                tryKillUnused(node);
+                GraphUtil.tryKillUnused(node);
             }
 
             @Override