--- /dev/null	2016-05-31 09:42:47.975716356 -0700
+++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.java/src/org/graalvm/compiler/java/LargeLocalLiveness.java	2016-12-09 00:50:10.550130723 -0800
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package org.graalvm.compiler.java;
+
+import java.util.BitSet;
+
+import org.graalvm.compiler.java.BciBlockMapping.BciBlock;
+
+public final class LargeLocalLiveness extends LocalLiveness {
+    private BitSet[] localsLiveIn;
+    private BitSet[] localsLiveOut;
+    private BitSet[] localsLiveGen;
+    private BitSet[] localsLiveKill;
+    private BitSet[] localsChangedInLoop;
+
+    public LargeLocalLiveness(BciBlock[] blocks, int maxLocals, int loopCount) {
+        super(blocks);
+        int blocksSize = blocks.length;
+        localsLiveIn = new BitSet[blocksSize];
+        localsLiveOut = new BitSet[blocksSize];
+        localsLiveGen = new BitSet[blocksSize];
+        localsLiveKill = new BitSet[blocksSize];
+        for (int i = 0; i < blocksSize; i++) {
+            localsLiveIn[i] = new BitSet(maxLocals);
+            localsLiveOut[i] = new BitSet(maxLocals);
+            localsLiveGen[i] = new BitSet(maxLocals);
+            localsLiveKill[i] = new BitSet(maxLocals);
+        }
+        localsChangedInLoop = new BitSet[loopCount];
+        for (int i = 0; i < loopCount; ++i) {
+            localsChangedInLoop[i] = new BitSet(maxLocals);
+        }
+    }
+
+    @Override
+    protected String debugLiveIn(int blockID) {
+        return localsLiveIn[blockID].toString();
+    }
+
+    @Override
+    protected String debugLiveOut(int blockID) {
+        return localsLiveOut[blockID].toString();
+    }
+
+    @Override
+    protected String debugLiveGen(int blockID) {
+        return localsLiveGen[blockID].toString();
+    }
+
+    @Override
+    protected String debugLiveKill(int blockID) {
+        return localsLiveKill[blockID].toString();
+    }
+
+    @Override
+    protected int liveOutCardinality(int blockID) {
+        return localsLiveOut[blockID].cardinality();
+    }
+
+    @Override
+    protected void propagateLiveness(int blockID, int successorID) {
+        localsLiveOut[blockID].or(localsLiveIn[successorID]);
+    }
+
+    @Override
+    protected void updateLiveness(int blockID) {
+        BitSet liveIn = localsLiveIn[blockID];
+        liveIn.clear();
+        liveIn.or(localsLiveOut[blockID]);
+        liveIn.andNot(localsLiveKill[blockID]);
+        liveIn.or(localsLiveGen[blockID]);
+    }
+
+    @Override
+    protected void loadOne(int blockID, int local) {
+        if (!localsLiveKill[blockID].get(local)) {
+            localsLiveGen[blockID].set(local);
+        }
+    }
+
+    @Override
+    protected void storeOne(int blockID, int local) {
+        if (!localsLiveGen[blockID].get(local)) {
+            localsLiveKill[blockID].set(local);
+        }
+
+        BciBlock block = blocks[blockID];
+        long tmp = block.loops;
+        int pos = 0;
+        while (tmp != 0) {
+            if ((tmp & 1L) == 1L) {
+                this.localsChangedInLoop[pos].set(local);
+            }
+            tmp >>>= 1;
+            ++pos;
+        }
+    }
+
+    @Override
+    public boolean localIsLiveIn(BciBlock block, int local) {
+        return block.getId() >= Integer.MAX_VALUE ? true : localsLiveIn[block.getId()].get(local);
+    }
+
+    @Override
+    public boolean localIsLiveOut(BciBlock block, int local) {
+        return block.getId() >= Integer.MAX_VALUE ? true : localsLiveOut[block.getId()].get(local);
+    }
+
+    @Override
+    public boolean localIsChangedInLoop(int loopId, int local) {
+        return localsChangedInLoop[loopId].get(local);
+    }
+}