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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
(...skipping 19 matching lines...) Expand all Loading... | |
30 } | 30 } |
31 | 31 |
32 function hidden_smi() { | 32 function hidden_smi() { |
33 return 46512102; // It's a Smi | 33 return 46512102; // It's a Smi |
34 } | 34 } |
35 | 35 |
36 function hidden_int32() { | 36 function hidden_int32() { |
37 return 1600822924; // It's a signed Int32. | 37 return 1600822924; // It's a signed Int32. |
38 } | 38 } |
39 | 39 |
40 function hidden_negative_smi() { | |
41 var w = -0x20123456; // A negative smi. | |
Vyacheslav Egorov (Chromium)
2011/03/15 21:53:15
return
| |
42 } | |
40 | 43 |
41 function f() { | 44 function f() { |
45 var w = hidden_negative_smi(); // Not a constant. | |
Vyacheslav Egorov (Chromium)
2011/03/15 21:53:15
you probably wanted to use it somewhere, but did n
| |
42 var x = non_int32(); // Not a constant. | 46 var x = non_int32(); // Not a constant. |
43 var y = hidden_smi(); // Not a constant. | 47 var y = hidden_smi(); // Not a constant. |
44 var z = hidden_int32(); | 48 var z = hidden_int32(); |
45 assertEquals(46512102 & 2600822924, 46512102 & x, "1"); | 49 assertEquals(46512102 & 2600822924, 46512102 & x, "1"); |
46 assertEquals(1600822924 & 2600822924, 1600822924 & x, "2"); | 50 assertEquals(1600822924 & 2600822924, 1600822924 & x, "2"); |
47 assertEquals(2600822924 & 2600822924, 2600822924 & x, "3"); | 51 assertEquals(2600822924 & 2600822924, 2600822924 & x, "3"); |
48 assertEquals(46512102 & 46512102, 46512102 & y, "4"); | 52 assertEquals(46512102 & 46512102, 46512102 & y, "4"); |
49 assertEquals(1600822924 & 46512102, 1600822924 & y, "5"); | 53 assertEquals(1600822924 & 46512102, 1600822924 & y, "5"); |
50 assertEquals(2600822924 & 46512102, 2600822924 & y, "6"); | 54 assertEquals(2600822924 & 46512102, 2600822924 & y, "6"); |
51 assertEquals(46512102 & 1600822924, 46512102 & z, "7"); | 55 assertEquals(46512102 & 1600822924, 46512102 & z, "7"); |
52 assertEquals(1600822924 & 1600822924, 1600822924 & z, "8"); | 56 assertEquals(1600822924 & 1600822924, 1600822924 & z, "8"); |
53 assertEquals(2600822924 & 1600822924, 2600822924 & z, "9"); | 57 assertEquals(2600822924 & 1600822924, 2600822924 & z, "9"); |
54 assertEquals(46512102 & 2600822924, y & x, "10"); | 58 assertEquals(46512102 & 2600822924, y & x, "10"); |
55 assertEquals(1600822924 & 2600822924, z & x, "11"); | 59 assertEquals(1600822924 & 2600822924, z & x, "11"); |
56 | 60 |
57 assertEquals(46512102 & 2600822924, x & 46512102, "1rev"); | 61 assertEquals(46512102 & 2600822924, x & 46512102, "1rev"); |
58 assertEquals(1600822924 & 2600822924, x & 1600822924, "2rev"); | 62 assertEquals(1600822924 & 2600822924, x & 1600822924, "2rev"); |
59 assertEquals(2600822924 & 2600822924, x & 2600822924, "3rev"); | 63 assertEquals(2600822924 & 2600822924, x & 2600822924, "3rev"); |
60 assertEquals(46512102 & 46512102, y & 46512102, "4rev"); | 64 assertEquals(46512102 & 46512102, y & 46512102, "4rev"); |
61 assertEquals(1600822924 & 46512102, y & 1600822924, "5rev"); | 65 assertEquals(1600822924 & 46512102, y & 1600822924, "5rev"); |
62 assertEquals(2600822924 & 46512102, y & 2600822924, "6rev"); | 66 assertEquals(2600822924 & 46512102, y & 2600822924, "6rev"); |
63 assertEquals(46512102 & 1600822924, z & 46512102, "7rev"); | 67 assertEquals(46512102 & 1600822924, z & 46512102, "7rev"); |
64 assertEquals(1600822924 & 1600822924, z & 1600822924, "8rev"); | 68 assertEquals(1600822924 & 1600822924, z & 1600822924, "8rev"); |
65 assertEquals(2600822924 & 1600822924, z & 2600822924, "9rev"); | 69 assertEquals(2600822924 & 1600822924, z & 2600822924, "9rev"); |
66 assertEquals(46512102 & 2600822924, x & y, "10rev"); | 70 assertEquals(46512102 & 2600822924, x & y, "10rev"); |
67 assertEquals(1600822924 & 2600822924, x & z, "11rev"); | 71 assertEquals(1600822924 & 2600822924, x & z, "11rev"); |
68 | 72 |
73 assertEquals((46512102 & -0x20123456) | 1, (y & -0x20123456) | 1, "12"); | |
74 assertEquals((1600822924 & -0x20123456) | 1, (z & -0x20123456) | 1, "13"); | |
75 assertEquals((2600822924 & -0x20123456) | 1, (x & -0x20123456) | 1, "14"); | |
76 assertEquals((46512102 & -0x20123456) | 1, (-0x20123456 & y) | 1, "12rev"); | |
77 assertEquals((1600822924 & -0x20123456) | 1, (-0x20123456 & z) | 1, "13rev"); | |
78 assertEquals((2600822924 & -0x20123456) | 1, (-0x20123456 & x) | 1, "14rev"); | |
79 | |
80 assertEquals(2600822924 & 2600822924, x & x, "xx"); | |
69 assertEquals(2600822924 & 2600822924, x & x, "xx"); | 81 assertEquals(2600822924 & 2600822924, x & x, "xx"); |
70 assertEquals(y, y & y, "yy"); | 82 assertEquals(y, y & y, "yy"); |
71 assertEquals(z, z & z, "zz"); | 83 assertEquals(z, z & z, "zz"); |
72 } | 84 } |
73 | 85 |
74 | 86 |
75 for (var i = 0; i < 5; i++) { | 87 for (var i = 0; i < 5; i++) { |
76 f(); | 88 f(); |
77 } | 89 } |
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