Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2015 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: --allow-natives-syntax |
| 6 | |
| 7 | // This is used to force binary operations below to have tagged representation. |
| 8 | var z = {valueOf: function() { return 3; }}; |
| 9 | |
| 10 | |
| 11 | function f() { |
| 12 | var y = -2; |
| 13 | return (1 & z) - y++; |
| 14 | } |
| 15 | |
| 16 | assertEquals(3, f()); |
| 17 | assertEquals(3, f()); |
| 18 | %OptimizeFunctionOnNextCall(f); |
| 19 | assertEquals(3, f()); |
| 20 | |
| 21 | |
| 22 | function g() { |
| 23 | var y = 2; |
| 24 | return (1 & z) | y++; |
| 25 | } |
| 26 | |
| 27 | assertEquals(3, g()); |
| 28 | assertEquals(3, g()); |
| 29 | %OptimizeFunctionOnNextCall(g); |
| 30 | assertEquals(3, g()); |
| 31 | |
| 32 | |
| 33 | function h() { |
| 34 | var y = 3; |
| 35 | return (3 & z) & y++; |
| 36 | } |
| 37 | |
| 38 | assertEquals(3, h()); |
| 39 | assertEquals(3, h()); |
| 40 | %OptimizeFunctionOnNextCall(h); |
| 41 | assertEquals(3, h()); |
| 42 | |
| 43 | |
| 44 | function i() { |
| 45 | var y = 2; |
| 46 | return (1 & z) ^ y++; |
| 47 | } |
| 48 | |
| 49 | assertEquals(3, i()); |
| 50 | assertEquals(3, i()); |
| 51 | %OptimizeFunctionOnNextCall(i); |
| 52 | assertEquals(3, i()); |