--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/methods/locals/WriteLevelVariableNode.java	Mon Jan 06 17:12:09 2014 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This
+ * code is released under a tri EPL/GPL/LGPL license. You can use it,
+ * redistribute it and/or modify it under the terms of the:
+ *
+ * Eclipse Public License version 1.0
+ * GNU General Public License version 2
+ * GNU Lesser General Public License version 2.1
+ */
+package com.oracle.truffle.ruby.nodes.methods.locals;
+
+import com.oracle.truffle.api.*;
+import com.oracle.truffle.api.dsl.*;
+import com.oracle.truffle.api.frame.*;
+import com.oracle.truffle.ruby.nodes.*;
+import com.oracle.truffle.ruby.runtime.*;
+
+@NodeChild(value = "rhs", type = RubyNode.class)
+public abstract class WriteLevelVariableNode extends FrameSlotNode implements WriteNode {
+
+    private final int varLevel;
+
+    public WriteLevelVariableNode(RubyContext context, SourceSection sourceSection, FrameSlot frameSlot, int level) {
+        super(context, sourceSection, frameSlot);
+        this.varLevel = level;
+    }
+
+    protected WriteLevelVariableNode(WriteLevelVariableNode prev) {
+        this(prev.getContext(), prev.getSourceSection(), prev.frameSlot, prev.varLevel);
+    }
+
+    @Specialization(guards = "isBooleanKind")
+    public boolean doBoolean(VirtualFrame frame, boolean value) {
+        MaterializedFrame levelFrame = RubyArguments.getDeclarationFrame(frame, varLevel);
+        setBoolean(levelFrame, value);
+        return value;
+    }
+
+    @Specialization(guards = "isFixnumKind")
+    public int doFixnum(VirtualFrame frame, int value) {
+        MaterializedFrame levelFrame = RubyArguments.getDeclarationFrame(frame, varLevel);
+        setFixnum(levelFrame, value);
+        return value;
+    }
+
+    @Specialization(guards = "isFloatKind")
+    public double doFloat(VirtualFrame frame, double value) {
+        MaterializedFrame levelFrame = RubyArguments.getDeclarationFrame(frame, varLevel);
+        setFloat(levelFrame, value);
+        return value;
+    }
+
+    @Specialization(guards = "isObjectKind")
+    public Object doObject(VirtualFrame frame, Object value) {
+        MaterializedFrame levelFrame = RubyArguments.getDeclarationFrame(frame, varLevel);
+        setObject(levelFrame, value);
+        return value;
+    }
+
+    @Override
+    public RubyNode makeReadNode() {
+        return ReadLevelVariableNodeFactory.create(getContext(), getSourceSection(), frameSlot, varLevel);
+    }
+}