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
17public class Main {
18  public static void main(String[] args) {
19    // Create a few local variables to make sure some get spilled, and we get
20    // a conflict of swapping a single entry stack slot (float) with a double entry
21    // stack slot (double).
22    double a = 0.0;
23    double b = 1.0;
24    double c = 2.0;
25    double d = 3.0;
26    double e = 4.0;
27    double f = 5.0;
28    double g = 6.0;
29    double h = 7.0;
30    double i = 8.0;
31    double j = 9.0;
32
33    float aa = 0;
34    float bb = 1;
35    float cc = 2;
36    float dd = 3;
37    float ee = 4;
38    float ff = 5;
39    float gg = 6;
40    float hh = 7;
41    float ii = 8;
42    float jj = 9;
43    float kk = 10;
44    float ll = 10;
45    float mm = 10;
46    float nn = 10;
47
48    for (int count = 0; count < 2; count++) {
49      System.out.println(aa + bb + cc + dd + ee + ff + gg + hh + ii + jj + kk + ll + mm + nn);
50      System.out.println(a + b + c + d + e + f + g + h + i + j);
51      a = $noinline$computeDouble();
52      b = $noinline$computeDouble();
53      c = $noinline$computeDouble();
54      d = $noinline$computeDouble();
55      e = $noinline$computeDouble();
56      f = $noinline$computeDouble();
57      g = $noinline$computeDouble();
58      h = $noinline$computeDouble();
59      i = $noinline$computeDouble();
60      j = $noinline$computeDouble();
61      System.out.println(a + b + c + d + e + f + g + h + i + j);
62      aa = $noinline$computeFloat();
63      bb = $noinline$computeFloat();
64      cc = $noinline$computeFloat();
65      dd = $noinline$computeFloat();
66      ee = $noinline$computeFloat();
67      ff = $noinline$computeFloat();
68      gg = $noinline$computeFloat();
69      hh = $noinline$computeFloat();
70      ii = $noinline$computeFloat();
71      jj = $noinline$computeFloat();
72      kk = $noinline$computeFloat();
73      ll = $noinline$computeFloat();
74      mm = $noinline$computeFloat();
75      nn = $noinline$computeFloat();
76    }
77  }
78
79  static boolean doThrow = false;
80
81  public static double $noinline$computeDouble() {
82    if (doThrow) {
83      // Try defeating inlining.
84      throw new Error();
85    }
86    return 2.0;
87  }
88
89  public static float $noinline$computeFloat() {
90    if (doThrow) {
91      // Try defeating inlining.
92      throw new Error();
93    }
94    return 4.0f;
95  }
96}
97