• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// Copyright 2014 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Flags: --use-osr
6// TODO(titzer): enable --turbo-osr when nested OSR works.
7
8function f1(a,b,c) {
9  var x = 0;
10  var y = 0;
11  var z = 0;
12  for (var i = 0; i < 2; i++) {
13    for (var j = 0; j < 2; j++) {
14      while (a > 0) { x += 19; a--; }
15      while (b > 0) { y += 23; b--; }
16      while (c > 0) { z += 29; c--; }
17    }
18  }
19  return x + y + z;
20}
21
22function f2(a,b,c) {
23  var x = 0;
24  var y = 0;
25  var z = 0;
26  for (var i = 0; i < 2; i++) {
27    for (var j = 0; j < 2; j++) {
28      while (a > 0) { x += 19; a--; }
29      while (b > 0) { y += 23; b--; }
30      while (c > 0) { z += 29; c--; }
31    }
32  }
33  return x + y + z;
34}
35
36
37function f3(a,b,c) {
38  var x = 0;
39  var y = 0;
40  var z = 0;
41  for (var i = 0; i < 2; i++) {
42    for (var j = 0; j < 2; j++) {
43      while (a > 0) { x += 19; a--; }
44      while (b > 0) { y += 23; b--; }
45      while (c > 0) { z += 29; c--; }
46    }
47  }
48  return x + y + z;
49}
50
51function check(f,a,b,c) {
52  assertEquals(a * 19 + b * 23 + c * 29, f(a,b,c));
53}
54
55check(f1, 50000,     5,     6);
56check(f2,     4, 50000,     6);
57check(f3,    11,    12, 50000);
58