--- a/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc.binformat/src/jdk/tools/jaotc/binformat/BinaryContainer.java	Sun Jan 22 21:40:59 2017 +0100
+++ b/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc.binformat/src/jdk/tools/jaotc/binformat/BinaryContainer.java	Mon Jan 23 23:01:32 2017 +0000
@@ -309,11 +309,11 @@
                                    graphBuilderConfig.omitAssertions()
         };
 
-        int[] intFlags         = { graalHotSpotVMConfig.narrowOopShift,
-                                   graalHotSpotVMConfig.narrowKlassShift,
+        int[] intFlags         = { graalHotSpotVMConfig.getOopEncoding().shift,
+                                   graalHotSpotVMConfig.getKlassEncoding().shift,
                                    graalHotSpotVMConfig.contendedPaddingWidth,
                                    graalHotSpotVMConfig.fieldsAllocationStyle,
-                                   graalHotSpotVMConfig.objectAlignment,
+                                   1 << graalHotSpotVMConfig.getOopEncoding().alignment,
                                    graalHotSpotVMConfig.codeSegmentSize,
         };
         // @formatter:on

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/AOTGraalHotSpotVMConfig.java	Mon Jan 23 23:01:32 2017 +0000
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2017, 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.hotspot;
+
+import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
+
+public class AOTGraalHotSpotVMConfig extends GraalHotSpotVMConfig {
+    private final CompressEncoding aotOopEncoding;
+    private final CompressEncoding aotKlassEncoding;
+
+    public AOTGraalHotSpotVMConfig(HotSpotVMConfigStore store) {
+        super(store);
+        // In AOT, force the shift to be always equal to alignment therefore avoiding zero-shift.
+        CompressEncoding vmOopEncoding = super.getOopEncoding();
+        aotOopEncoding = new CompressEncoding(vmOopEncoding.base, vmOopEncoding.alignment, vmOopEncoding.alignment);
+        CompressEncoding vmKlassEncoding = super.getKlassEncoding();
+        aotKlassEncoding = new CompressEncoding(vmKlassEncoding.base, vmKlassEncoding.alignment, vmKlassEncoding.alignment);
+        assert check();
+    }
+
+    @Override
+    public CompressEncoding getOopEncoding() {
+        return aotOopEncoding;
+    }
+
+    @Override
+    public CompressEncoding getKlassEncoding() {
+        return aotKlassEncoding;
+    }
+}

--- a/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/GraalHotSpotVMConfig.java	Sun Jan 22 21:40:59 2017 +0100
+++ b/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/GraalHotSpotVMConfig.java	Mon Jan 23 23:01:32 2017 +0000
@@ -779,7 +779,7 @@
 
     // Checkstyle: resume
 
-    private boolean check() {
+    protected boolean check() {
         for (Field f : getClass().getDeclaredFields()) {
             int modifiers = f.getModifiers();
             if (Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers)) {

--- a/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/HotSpotGraalRuntime.java	Sun Jan 22 21:40:59 2017 +0100
+++ b/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/HotSpotGraalRuntime.java	Mon Jan 23 23:01:32 2017 +0000
@@ -22,6 +22,7 @@
  */
 package org.graalvm.compiler.hotspot;
 
+import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC;
 import static org.graalvm.compiler.debug.GraalDebugConfig.areScopedGlobalMetricsEnabled;
 import static org.graalvm.compiler.debug.GraalDebugConfig.Options.DebugValueSummary;
 import static org.graalvm.compiler.debug.GraalDebugConfig.Options.Dump;
@@ -99,7 +100,7 @@
     HotSpotGraalRuntime(HotSpotJVMCIRuntime jvmciRuntime, CompilerConfigurationFactory compilerConfigurationFactory) {
 
         HotSpotVMConfigStore store = jvmciRuntime.getConfigStore();
-        config = new GraalHotSpotVMConfig(store);
+        config = GeneratePIC.getValue() ? new AOTGraalHotSpotVMConfig(store) : new GraalHotSpotVMConfig(store);
         CompileTheWorldOptions.overrideWithNativeOptions(config);
 
         // Only set HotSpotPrintInlining if it still has its default value (false).