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test/hotspot/jtreg/compiler/lib/ir_framework/TestFramework.java

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@@ -546,10 +546,22 @@
       */
      public static void assertDeoptimizedByC2(Method m) {
          TestVM.assertDeoptimizedByC2(m);
      }
  
+     /**
+      * Checks if deopt of {@code m} is stable at the specified {@code compLevel}.
+      *
+      * @param m the method to be checked.
+      * @param compLevel the compilation level.
+      * @return {@code true} if deopt of {@code m} is stable at {@code compLevel};
+      *         {@code false} otherwise.
+      */
+     public static boolean isStableDeopt(Method m, CompLevel compLevel) {
+         return TestVM.isStableDeopt(m, compLevel);
+     }
+ 
      /**
       * Returns a different boolean each time this method is invoked (switching between {@code false} and {@code true}).
       * The very first invocation returns {@code false}. Note that this method could be used by different tests and
       * thus the first invocation for a test could be {@code true} or {@code false} depending on how many times
       * other tests have already invoked this method.
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