--- /dev/null	2017-01-22 10:16:57.869617664 -0800
+++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/calc/FloatConvert.java	2017-02-15 16:57:03.269560873 -0800
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2014, 2014, 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.core.common.calc;
+
+import org.graalvm.compiler.debug.GraalError;
+
+public enum FloatConvert {
+    F2I,
+    D2I,
+    F2L,
+    D2L,
+    I2F,
+    L2F,
+    D2F,
+    I2D,
+    L2D,
+    F2D;
+
+    public FloatConvert reverse() {
+        switch (this) {
+            case D2F:
+                return F2D;
+            case D2I:
+                return I2D;
+            case D2L:
+                return L2D;
+            case F2D:
+                return D2F;
+            case F2I:
+                return I2F;
+            case F2L:
+                return L2F;
+            case I2D:
+                return D2I;
+            case I2F:
+                return F2I;
+            case L2D:
+                return D2L;
+            case L2F:
+                return F2L;
+            default:
+                throw GraalError.shouldNotReachHere();
+        }
+    }
+}