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 public class Main {
18 
run()19   public static void run() {
20     // Loop enough to get JIT compilation.
21     for (int i = 0; i < 10000; ++i) {
22       doCall(new int[0]);
23     }
24   }
25 
main(String[] args)26   public static void main(String[] args) throws Exception {
27     run();
28   }
29 
doCall(int[] array)30   public static void doCall(int[] array) {
31     try {
32       deopt(array);
33     } catch (IndexOutOfBoundsException ioobe) {
34       // Expected
35     }
36   }
37 
deopt(int[] array)38   public static void deopt(int[] array) {
39     // Invoke `deopt` much more than `$inline$deopt` so that only `deopt` gets
40     // initially JITted.
41     if (call == 100) {
42       call = 0;
43       $inline$deopt(array);
44     } else {
45       call++;
46     }
47   }
48 
$inline$deopt(int[] array)49   public static void $inline$deopt(int[] array) {
50     array[0] = 1;
51     array[1] = 1;
52   }
53 
54   static int call = 0;
55 }
56