--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/calc/CanonicalCondition.java	Fri Feb 02 17:28:17 2018 -0800
@@ -0,0 +1,52 @@
+/*
+ * 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.core.common.calc;
+
+import jdk.vm.ci.meta.Constant;
+import jdk.vm.ci.meta.ConstantReflectionProvider;
+import jdk.vm.ci.meta.PrimitiveConstant;
+
+public enum CanonicalCondition {
+    EQ(Condition.EQ),
+    LT(Condition.LT),
+    BT(Condition.BT);
+
+    private final Condition condition;
+
+    CanonicalCondition(Condition condition) {
+        assert condition.isCanonical();
+        this.condition = condition;
+    }
+
+    public Condition asCondition() {
+        return condition;
+    }
+
+    public boolean foldCondition(Constant lt, Constant rt, ConstantReflectionProvider constantReflection, boolean unorderedIsTrue) {
+        return asCondition().foldCondition(lt, rt, constantReflection, unorderedIsTrue);
+    }
+
+    public boolean foldCondition(PrimitiveConstant lp, PrimitiveConstant rp, boolean unorderedIsTrue) {
+        return asCondition().foldCondition(lp, rp, unorderedIsTrue);
+    }
+}