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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 // Flags: --allow-natives-syntax --expose-gc | 28 // Flags: --allow-natives-syntax --expose-gc --parallel-recompilation |
29 // Flags: --parallel-recompilation --parallel-recompilation-delay=50 | |
30 | 29 |
31 function assertUnoptimized(fun) { | 30 function assertUnoptimized(fun) { |
32 assertTrue(%GetOptimizationStatus(fun) != 1); | 31 assertTrue(%GetOptimizationStatus(fun) != 1); |
33 } | 32 } |
34 | 33 |
35 function assertOptimized(fun) { | |
36 assertTrue(%GetOptimizationStatus(fun) != 2); | |
37 } | |
38 | |
39 function f(x) { | 34 function f(x) { |
40 var xx = x * x; | 35 var xx = x * x; |
41 var xxstr = xx.toString(); | 36 var xxstr = xx.toString(); |
42 return xxstr.length; | 37 return xxstr.length; |
43 } | 38 } |
44 | 39 |
45 function g(x) { | 40 function g(x) { |
46 var xxx = Math.sqrt(x) | 0; | 41 var xxx = Math.sqrt(x) | 0; |
47 var xxxstr = xxx.toString(); | 42 var xxxstr = xxx.toString(); |
48 return xxxstr.length; | 43 return xxxstr.length; |
49 } | 44 } |
50 | 45 |
51 function k(x) { | 46 function k(x) { |
52 return x * x; | 47 return x * x; |
53 } | 48 } |
54 | 49 |
55 f(g(1)); | 50 f(g(1)); |
56 assertUnoptimized(f); | 51 assertUnoptimized(f); |
57 assertUnoptimized(g); | 52 assertUnoptimized(g); |
58 | 53 |
59 %OptimizeFunctionOnNextCall(f, "parallel"); | 54 %OptimizeFunctionOnNextCall(f, "parallel"); |
60 %OptimizeFunctionOnNextCall(g, "parallel"); | 55 %OptimizeFunctionOnNextCall(g, "parallel"); |
61 f(g(2)); // Trigger optimization. | 56 f(g(2)); |
62 | 57 |
63 assertUnoptimized(f); // Not yet optimized. | 58 assertUnoptimized(f); |
64 assertUnoptimized(g); | 59 assertUnoptimized(g); |
65 | 60 |
66 %CompleteOptimization(f); // Wait till optimized code is installed. | 61 %WaitUntilOptimized(f); |
67 %CompleteOptimization(g); | 62 %WaitUntilOptimized(g); |
68 | |
69 assertOptimized(f); // Optimized now. | |
70 assertOptimized(g); | |
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