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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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27 | 27 |
28 // Flags: --fold-constants --nodead-code-elimination | 28 // Flags: --fold-constants --nodead-code-elimination |
29 // Flags: --expose-gc --allow-natives-syntax | 29 // Flags: --expose-gc --allow-natives-syntax |
30 // Flags: --parallel-recompilation --parallel-recompilation-delay=300 | 30 // Flags: --parallel-recompilation --parallel-recompilation-delay=300 |
31 | 31 |
32 if (!%IsParallelRecompilationSupported()) { | 32 if (!%IsParallelRecompilationSupported()) { |
33 print("Parallel recompilation is disabled. Skipping this test."); | 33 print("Parallel recompilation is disabled. Skipping this test."); |
34 quit(); | 34 quit(); |
35 } | 35 } |
36 | 36 |
37 function assertUnoptimized(fun) { | |
38 assertTrue(%GetOptimizationStatus(fun) != 1); | |
39 } | |
40 | |
41 function test(fun) { | 37 function test(fun) { |
42 fun(); | 38 fun(); |
43 fun(); | 39 fun(); |
| 40 // Mark for parallel optimization. |
44 %OptimizeFunctionOnNextCall(fun, "parallel"); | 41 %OptimizeFunctionOnNextCall(fun, "parallel"); |
45 fun(); // Trigger optimization in the background. | 42 //Trigger optimization in the background. |
46 gc(); // Tenure cons string. | 43 fun(); |
47 assertUnoptimized(fun); // Compilation not complete yet. | 44 //Tenure cons string. |
48 %CompleteOptimization(fun); // Compilation embeds tenured cons string. | 45 gc(); |
49 gc(); // Visit embedded cons string during mark compact. | 46 // In the mean time, parallel recompiling is not complete yet. |
| 47 assertUnoptimized(fun, "no sync"); |
| 48 // Parallel recompilation eventually finishes and embeds tenured cons string. |
| 49 assertOptimized(fun, "sync"); |
| 50 //Visit embedded cons string during mark compact. |
| 51 gc(); |
50 } | 52 } |
51 | 53 |
52 function f() { | 54 function f() { |
53 return "abcdefghijklmn" + "123456789"; | 55 return "abcdefghijklmn" + "123456789"; |
54 } | 56 } |
55 | 57 |
56 function g() { | 58 function g() { |
57 return "abcdefghijklmn\u2603" + "123456789"; | 59 return "abcdefghijklmn\u2603" + "123456789"; |
58 } | 60 } |
59 | 61 |
60 function h() { | 62 function h() { |
61 return "abcdefghijklmn\u2603" + "123456789\u2604"; | 63 return "abcdefghijklmn\u2603" + "123456789\u2604"; |
62 } | 64 } |
63 | 65 |
64 test(f); | 66 test(f); |
65 test(g); | 67 test(g); |
66 test(h); | 68 test(h); |
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