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1 // Copyright 2014 the V8 project authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Flags: --harmony-maths --allow-natives-syntax | 5 // Flags: --allow-natives-syntax |
6 | 6 |
7 [NaN, Infinity, -Infinity, 0, -0, "abc", "Infinity", "-Infinity", {}].forEach( | 7 [NaN, Infinity, -Infinity, 0, -0, "abc", "Infinity", "-Infinity", {}].forEach( |
8 function(x) { | 8 function(x) { |
9 assertEquals(32, Math.clz32(x)); | 9 assertEquals(32, Math.clz32(x)); |
10 } | 10 } |
11 ); | 11 ); |
12 | 12 |
13 function testclz(x) { | 13 function testclz(x) { |
14 for (var i = 0; i < 33; i++) { | 14 for (var i = 0; i < 33; i++) { |
15 if (x & 0x80000000) return i; | 15 if (x & 0x80000000) return i; |
(...skipping 11 matching lines...) Expand all Loading... |
27 assertEquals(testclz(x), Math.clz32({ valueOf: function() { return x; } })); | 27 assertEquals(testclz(x), Math.clz32({ valueOf: function() { return x; } })); |
28 assertEquals(testclz(-x), | 28 assertEquals(testclz(-x), |
29 Math.clz32({ toString: function() { return -x; } })); | 29 Math.clz32({ toString: function() { return -x; } })); |
30 } | 30 } |
31 } | 31 } |
32 | 32 |
33 f(5); | 33 f(5); |
34 f(5); | 34 f(5); |
35 %OptimizeFunctionOnNextCall(f); | 35 %OptimizeFunctionOnNextCall(f); |
36 f(40); | 36 f(40); |
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