--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/GraalHotSpotVMConfig.java	Mon Jul 16 10:58:28 2018 -0700
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/GraalHotSpotVMConfig.java	Mon Jul 16 15:09:19 2018 -0700
@@ -26,12 +26,15 @@
 
 import java.lang.reflect.Field;
 import java.lang.reflect.Modifier;
+import java.util.List;
 
 import org.graalvm.compiler.core.common.CompressEncoding;
 import org.graalvm.compiler.hotspot.nodes.GraalHotSpotVMConfigNode;
 
 import jdk.vm.ci.common.JVMCIError;
+import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
 import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
+import jdk.vm.ci.meta.ResolvedJavaMethod;
 
 /**
  * Used to access native configuration details.
@@ -315,6 +318,17 @@
     public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*");
     public final int javaThreadReservedStackActivationOffset = versioned.javaThreadReservedStackActivationOffset;
 
+    public boolean requiresReservedStackCheck(List<ResolvedJavaMethod> methods) {
+        if (enableStackReservedZoneAddress != 0 && methods != null) {
+            for (ResolvedJavaMethod method : methods) {
+                if (((HotSpotResolvedJavaMethod) method).hasReservedStackAccess()) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
     /**
      * An invalid value for {@link #rtldDefault}.
      */