| Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 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 | |
| Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 5 | // Flags: --allow-natives-syntax |
| Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6 | |
| 7 | // Check the results of `left >>> right`. The result is always unsigned (and |
| 8 | // therefore positive). |
| 9 | function test_shr(left) { |
| 10 | var errors = 0; |
| 11 | |
| 12 | for (var i = 1; i < 1024; i++) { |
| 13 | var temp = left >>> i; |
| 14 | if (temp < 0) { |
| 15 | errors++; |
| 16 | } |
| 17 | } |
| 18 | |
| 19 | return errors; |
| 20 | } |
| 21 | |
| 22 | assertEquals(0, test_shr(1)); |
| 23 | %OptimizeFunctionOnNextCall(test_shr); |
| 24 | for (var i = 5; i >= -5; i--) { |
| 25 | assertEquals(0, test_shr(i)); |
| 26 | } |