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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 import java.lang.reflect.Method;
     18 
     19 public class Main {
     20   private static final int EXPECTED_RESULT = 100;
     21   private static final int PARAMETER_VALUE = 0;
     22 
     23   public static void main(String[] args) throws Throwable {
     24     testCatchHandlerOnEntryWithoutMoveException();
     25   }
     26 
     27   /**
     28    * Tests we correctly execute a method starting with a catch handler without
     29    * move-exception instruction when throwing an exception during deoptimization.
     30    */
     31   private static void testCatchHandlerOnEntryWithoutMoveException() throws Throwable {
     32     Class<?> c = Class.forName("CatchHandlerOnEntry");
     33     Method m = c.getMethod("catchHandlerOnEntry", int.class);
     34     Object result = m.invoke(null, new Object[]{PARAMETER_VALUE});
     35     int intResult = ((Integer) result).intValue();
     36     if (intResult == EXPECTED_RESULT) {
     37       System.out.println("CatchHandlerOnEntryWithoutMoveException OK");
     38     } else {
     39       System.out.println("CatchHandlerOnEntryWithoutMoveException KO: result==" + intResult);
     40     }
     41   }
     42 }
     43 
     44