1 /*
2  * Copyright (C) 2007 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 Blort
18 {
19     /**
20      * This method requires the edge-splitter to add a node
21      * to get to the finally block, since there are
22      * two exception sources.
23      *
24      */
edgeSplitPredTest(int x)25     public int edgeSplitPredTest(int x) {
26         int y = 1;
27 
28         try {
29             Integer.toString(x);
30             Integer.toString(x);
31             y++;
32         } finally {
33             return y;
34         }
35     }
36 
37     /**
38      * just because this should do nothing
39      */
voidFunction()40     void voidFunction() {
41     }
42 
43     /**
44      * Current SSA form requires each move-exception block to have
45      * a unique predecessor
46      */
edgeSplitMoveException()47     void edgeSplitMoveException() {
48         try {
49             hashCode();
50             hashCode();
51         } catch (Throwable tr) {
52         }
53     }
54 
55     /**
56      * Presently, any basic block ending in an instruction with
57      * a result needs to have a unique successor. This appies
58      * only to the block between the switch instruction and the return
59      * in this case.
60      */
edgeSplitSuccessor(int x)61     int edgeSplitSuccessor(int x) {
62         int y = 0;
63 
64         switch(x) {
65             case 1: y++;
66             break;
67             case 2: y++;
68             break;
69             case 3: y++;
70             break;
71         }
72         return y;
73     }
74 }
75