--- old/src/share/vm/compiler/compileBroker.cpp	2016-04-13 14:46:14.961012664 +0200
+++ new/src/share/vm/compiler/compileBroker.cpp	2016-04-13 14:46:14.889012668 +0200
@@ -1060,6 +1060,7 @@
   assert(osr_bci == InvocationEntryBci || (0 <= osr_bci && osr_bci < method->code_size()), "bci out of range");
   assert(!method->is_abstract() && (osr_bci == InvocationEntryBci || !method->is_native()), "cannot compile abstract/native methods");
   assert(!method->method_holder()->is_not_initialized(), "method holder must be initialized");
+  assert(!TieredCompilation || comp_level <= TieredStopAtLevel, "Invalid compilation level");
   // allow any levels for WhiteBox
   assert(WhiteBoxAPI || TieredCompilation || comp_level == CompLevel_highest_tier, "only CompLevel_highest_tier must be used in non-tiered");
   // return quickly if possible
--- old/src/share/vm/prims/whitebox.cpp	2016-04-13 14:46:15.237012651 +0200
+++ new/src/share/vm/prims/whitebox.cpp	2016-04-13 14:46:15.165012655 +0200
@@ -641,7 +641,8 @@
 
 bool WhiteBox::compile_method(Method* method, int comp_level, int bci, Thread* THREAD) {
   // Screen for unavailable/bad comp level or null method
-  if (method == NULL || CompileBroker::compiler(comp_level) == NULL) {
+  if (method == NULL || comp_level > TieredStopAtLevel ||
+      CompileBroker::compiler(comp_level) == NULL) {
     return false;
   }
   methodHandle mh(THREAD, method);
--- old/test/compiler/arraycopy/TestArrayCopyNoInitDeopt.java	2016-04-13 14:46:15.485012640 +0200
+++ new/test/compiler/arraycopy/TestArrayCopyNoInitDeopt.java	2016-04-13 14:46:15.413012643 +0200
@@ -72,6 +72,7 @@
     }
 
     private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
+    private static final int TIERED_STOP_AT_LEVEL = WHITE_BOX.getIntxVMFlag("TieredStopAtLevel").intValue();
 
     static boolean deoptimize(Method method, Object src_obj) throws Exception {
         for (int i = 0; i < 10; i++) {
@@ -84,7 +85,9 @@
     }
 
     static public void main(String[] args) throws Exception {
-        if (Platform.isServer()) {
+        // Only execute if C2 is available
+        if (Platform.isServer() &&
+            TIERED_STOP_AT_LEVEL == CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION) {
             int[] src = new int[10];
             Object src_obj = new Object();
             Method method_m1 = TestArrayCopyNoInitDeopt.class.getMethod("m1", Object.class);
--- old/test/compiler/rangechecks/TestExplicitRangeChecks.java	2016-04-13 14:46:15.725012629 +0200
+++ new/test/compiler/rangechecks/TestExplicitRangeChecks.java	2016-04-13 14:46:15.657012632 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 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
@@ -26,7 +26,7 @@
  * @bug 8073480
  * @summary explicit range checks should be recognized by C2
  * @library /testlibrary /test/lib /compiler/whitebox /
- * @build  TestExplicitRangeChecks
+ * @build TestExplicitRangeChecks
  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  * @run main ClassFileInstaller jdk.test.lib.Platform
  * @run main/othervm -ea -Xmixed -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
@@ -44,8 +44,10 @@
 import compiler.whitebox.CompilerWhiteBoxTest;
 
 public class TestExplicitRangeChecks {
-
-    static int[] array = new int[10];
+    private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
+    private static final int TIERED_STOP_AT_LEVEL = WHITE_BOX.getIntxVMFlag("TieredStopAtLevel").intValue();
+    private static int[] array = new int[10];
+    private static boolean success = true;
 
     @Retention(RetentionPolicy.RUNTIME)
     @interface Args {
@@ -366,10 +368,6 @@
         return true;
     }
 
-    static boolean success = true;
-
-    private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
-
     final HashMap<String,Method> tests = new HashMap<>();
     {
         for (Method m : this.getClass().getDeclaredMethods()) {
@@ -439,7 +437,9 @@
                 System.out.println(name + " bad result for bad input " + bad[i]);
                 success = false;
             }
-            if (Platform.isServer()) {
+            // Only perform these additional checks if C2 is available
+            if (Platform.isServer() &&
+                TIERED_STOP_AT_LEVEL == CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION) {
                 if (deoptimize && WHITE_BOX.isMethodCompiled(m)) {
                     System.out.println(name + " not deoptimized on invalid access");
                     success = false;