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1 // Copyright 2013 the V8 project authors. All rights reserved. | |
2 // Redistribution and use in source and binary forms, with or without | |
3 // modification, are permitted provided that the following conditions are | |
4 // met: | |
5 // | |
6 // * Redistributions of source code must retain the above copyright | |
7 // notice, this list of conditions and the following disclaimer. | |
8 // * Redistributions in binary form must reproduce the above | |
9 // copyright notice, this list of conditions and the following | |
10 // disclaimer in the documentation and/or other materials provided | |
11 // with the distribution. | |
12 // * Neither the name of Google Inc. nor the names of its | |
13 // contributors may be used to endorse or promote products derived | |
14 // from this software without specific prior written permission. | |
15 // | |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
27 | |
28 // Flags: --track-fields --track-double-fields --allow-natives-syntax | |
29 // Flags: --concurrent-recompilation --concurrent-recompilation-delay=100 | |
30 | |
31 if (!%IsConcurrentRecompilationSupported()) { | |
32 print("Concurrent recompilation is disabled. Skipping this test."); | |
33 quit(); | |
34 } | |
35 | |
36 function new_object() { | |
37 var o = {}; | |
38 o.a = 1; | |
39 o.b = 2; | |
40 return o; | |
41 } | |
42 | |
43 function add_field(obj) { | |
44 obj.c = 3; | |
45 } | |
46 | |
47 add_field(new_object()); | |
48 add_field(new_object()); | |
49 %OptimizeFunctionOnNextCall(add_field, "concurrent"); | |
50 | |
51 var o = new_object(); | |
52 // Trigger optimization in the background thread. | |
53 add_field(o); | |
54 // Invalidate transition map while optimization is underway. | |
55 o.c = 2.2; | |
56 // Sync with background thread to conclude optimization that bailed out. | |
57 assertUnoptimized(add_field, "sync"); | |
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