--- a/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/phases/BasicCompilerConfiguration.java	Mon Feb 09 18:39:00 2015 +0100
+++ b/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/phases/BasicCompilerConfiguration.java	Tue Feb 10 10:09:50 2015 +0100
@@ -23,6 +23,10 @@
 package com.oracle.graal.compiler.phases;
 
 import com.oracle.graal.api.runtime.*;
+import com.oracle.graal.lir.phases.*;
+import com.oracle.graal.lir.phases.LowLevelHighTierPhase.*;
+import com.oracle.graal.lir.phases.LowLevelLowTierPhase.*;
+import com.oracle.graal.lir.phases.LowLevelMidTierPhase.*;
 import com.oracle.graal.phases.*;
 import com.oracle.graal.phases.tiers.*;
 
@@ -40,4 +44,17 @@
     public PhaseSuite<LowTierContext> createLowTier() {
         return new LowTier();
     }
+
+    public LowLevelPhaseSuite<LowLevelHighTierContext> createLowLevelHighTier() {
+        return new LowLevelHighTier();
+    }
+
+    public LowLevelPhaseSuite<LowLevelMidTierContext> createLowLevelMidTier() {
+        return new LowLevelMidTier();
+    }
+
+    public LowLevelPhaseSuite<LowLevelLowTierContext> createLowLevelLowTier() {
+        return new LowLevelLowTier();
+    }
+
 }

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/phases/LowLevelSuites.java	Tue Feb 10 10:09:50 2015 +0100
@@ -0,0 +1,53 @@
+/*
+ * 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 com.oracle.graal.lir.phases;
+
+import com.oracle.graal.lir.phases.LowLevelHighTierPhase.LowLevelHighTierContext;
+import com.oracle.graal.lir.phases.LowLevelLowTierPhase.LowLevelLowTierContext;
+import com.oracle.graal.lir.phases.LowLevelMidTierPhase.LowLevelMidTierContext;
+
+public class LowLevelSuites {
+
+    private final LowLevelPhaseSuite<LowLevelHighTierContext> highTier;
+    private final LowLevelPhaseSuite<LowLevelMidTierContext> midTier;
+    private final LowLevelPhaseSuite<LowLevelLowTierContext> lowTier;
+
+    public LowLevelSuites(LowLevelPhaseSuite<LowLevelHighTierContext> highTier, LowLevelPhaseSuite<LowLevelMidTierContext> midTier, LowLevelPhaseSuite<LowLevelLowTierContext> lowTier) {
+        this.highTier = highTier;
+        this.midTier = midTier;
+        this.lowTier = lowTier;
+    }
+
+    public LowLevelPhaseSuite<LowLevelHighTierContext> getHighTier() {
+        return highTier;
+    }
+
+    public LowLevelPhaseSuite<LowLevelMidTierContext> getMidTier() {
+        return midTier;
+    }
+
+    public LowLevelPhaseSuite<LowLevelLowTierContext> getLowTier() {
+        return lowTier;
+    }
+
+}

--- a/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/tiers/CompilerConfiguration.java	Mon Feb 09 18:39:00 2015 +0100
+++ b/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/tiers/CompilerConfiguration.java	Tue Feb 10 10:09:50 2015 +0100
@@ -23,6 +23,10 @@
 package com.oracle.graal.phases.tiers;
 
 import com.oracle.graal.api.runtime.*;
+import com.oracle.graal.lir.phases.*;
+import com.oracle.graal.lir.phases.LowLevelHighTierPhase.*;
+import com.oracle.graal.lir.phases.LowLevelLowTierPhase.*;
+import com.oracle.graal.lir.phases.LowLevelMidTierPhase.*;
 import com.oracle.graal.phases.*;
 
 public interface CompilerConfiguration extends Service {
@@ -32,4 +36,10 @@
     PhaseSuite<MidTierContext> createMidTier();
 
     PhaseSuite<LowTierContext> createLowTier();
+
+    LowLevelPhaseSuite<LowLevelHighTierContext> createLowLevelHighTier();
+
+    LowLevelPhaseSuite<LowLevelMidTierContext> createLowLevelMidTier();
+
+    LowLevelPhaseSuite<LowLevelLowTierContext> createLowLevelLowTier();
 }

--- a/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/tiers/Suites.java	Mon Feb 09 18:39:00 2015 +0100
+++ b/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/tiers/Suites.java	Tue Feb 10 10:09:50 2015 +0100
@@ -28,6 +28,7 @@
 
 import com.oracle.graal.api.runtime.*;
 import com.oracle.graal.compiler.common.*;
+import com.oracle.graal.lir.phases.*;
 import com.oracle.graal.options.*;
 import com.oracle.graal.phases.*;
 
@@ -129,4 +130,21 @@
         return new Suites(config);
     }
 
+    public static LowLevelSuites createDefaultLowLevelSuites() {
+        String selected = CompilerConfiguration.getValue();
+        if (selected.equals("")) {
+            return new LowLevelSuites(defaultConfiguration.createLowLevelHighTier(), defaultConfiguration.createLowLevelMidTier(), defaultConfiguration.createLowLevelLowTier());
+        } else {
+            return createLowLevelSuites(selected);
+        }
+    }
+
+    public static LowLevelSuites createLowLevelSuites(String name) {
+        CompilerConfiguration config = configurations.get(name);
+        if (config == null) {
+            throw new GraalInternalError("unknown compiler configuration: " + name);
+        }
+        return new LowLevelSuites(config.createLowLevelHighTier(), config.createLowLevelMidTier(), config.createLowLevelLowTier());
+    }
+
 }