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 | |
| 5 | // Flags: --allow-natives-syntax --block-concurrent-recompilation |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6 | |
| 7 | function Ctor() { |
| 8 | this.a = 1; |
| 9 | } |
| 10 | |
| 11 | function get_closure() { |
| 12 | return function add_field(obj, osr) { |
| 13 | obj.c = 3; |
| 14 | var x = 0; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 15 | if (osr) %OptimizeOsr(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 16 | for (var i = 0; i < 10; i++) { |
| 17 | x = i + 1; |
| 18 | } |
| 19 | return x; |
| 20 | } |
| 21 | } |
| 22 | |
| 23 | var f1 = get_closure(); |
| 24 | f1(new Ctor(), false); |
| 25 | f1(new Ctor(), false); |
| 26 | |
| 27 | %OptimizeFunctionOnNextCall(f1, "concurrent"); |
| 28 | |
| 29 | // Kick off concurrent recompilation and OSR. |
| 30 | var o = new Ctor(); |
| 31 | f1(o, true); |
| 32 | assertOptimized(f1, "no sync"); |
| 33 | |
| 34 | // Flush the optimizing compiler's queue. |
| 35 | %NotifyContextDisposed(); |
| 36 | assertUnoptimized(f1, "no sync"); |
| 37 | |
| 38 | // Trigger deopt. |
| 39 | o.c = 2.2; |
| 40 | |
| 41 | var f2 = get_closure(); |
| 42 | f2(new Ctor(), true); |