# HG changeset patch
# User Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
# Date 1424377591 -3600
# Node ID 3446ae32a2d80fecd5783209f3fc02f77e428f18
# Parent  caad3adc5fdefb8803e870d6cbb115e846ea60d9
Simplify LoopBeginNode#orderedLoopEnds.

diff -r caad3adc5fde -r 3446ae32a2d8 graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/LoopBeginNode.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/LoopBeginNode.java	Thu Feb 19 21:06:37 2015 +0100
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/LoopBeginNode.java	Thu Feb 19 21:26:31 2015 +0100
@@ -98,16 +98,12 @@
      *
      * @return the set of {@code LoopEndNode} that correspond to back-edges for this loop
      */
-    public List<LoopEndNode> orderedLoopEnds() {
-        List<LoopEndNode> snapshot = loopEnds().snapshot();
-        Collections.sort(snapshot, new Comparator<LoopEndNode>() {
-
-            @Override
-            public int compare(LoopEndNode o1, LoopEndNode o2) {
-                return o1.endIndex() - o2.endIndex();
-            }
-        });
-        return snapshot;
+    public LoopEndNode[] orderedLoopEnds() {
+        LoopEndNode[] result = new LoopEndNode[this.getLoopEndCount()];
+        for (LoopEndNode end : loopEnds()) {
+            result[end.endIndex()] = end;
+        }
+        return result;
     }
 
     public AbstractEndNode forwardEnd() {
@@ -183,6 +179,10 @@
         return nextEndIndex++;
     }
 
+    public int getLoopEndCount() {
+        return nextEndIndex;
+    }
+
     public int unswitches() {
         return unswitches;
     }