--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jvmci/jdk.vm.ci.compiler/src/jdk/vm/ci/compiler/CompilerFactory.java	Thu Oct 08 17:28:41 2015 -0700
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2015, 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 jdk.vm.ci.compiler;
+
+import jdk.vm.ci.runtime.JVMCIRuntime;
+
+/**
+ * Factory for a JVMCI compiler.
+ */
+public interface CompilerFactory {
+
+    /**
+     * Get the name of this compiler. The compiler will be selected when the jvmci.compiler system
+     * property is equal to this name.
+     */
+    String getCompilerName();
+
+    /**
+     * Create a new instance of the {@link Compiler}.
+     */
+    Compiler createCompiler(JVMCIRuntime runtime);
+
+    /**
+     * In a tiered system it might be advantageous for startup to keep the JVMCI compiler from
+     * compiling itself so provide a hook to request that certain packages are compiled only by an
+     * optimizing first tier. The prefixes should class or package names using / as the separator,
+     * i.e. jdk/vm/ci for instance.
+     *
+     * @return 0 or more Strings identifying packages that should by compiled by the first tier
+     *         only.
+     */
+    default String[] getTrivialPrefixes() {
+        return null;
+    }
+}