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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 |
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: --expose-debug-as debug --allow-natives-syntax | 28 // Flags: --expose-debug-as debug --allow-natives-syntax |
29 // Flags: --concurrent-recompilation-delay=300 | 29 // Flags: --block-concurrent-recompilation |
30 | 30 |
31 if (!%IsConcurrentRecompilationSupported()) { | 31 if (!%IsConcurrentRecompilationSupported()) { |
32 print("Concurrent recompilation is disabled. Skipping this test."); | 32 print("Concurrent recompilation is disabled. Skipping this test."); |
33 quit(); | 33 quit(); |
34 } | 34 } |
35 | 35 |
36 Debug = debug.Debug | 36 Debug = debug.Debug |
37 | 37 |
38 function foo() { | 38 function foo() { |
39 var x = 1; | 39 var x = 1; |
40 return x; | 40 return x; |
41 } | 41 } |
42 | 42 |
43 function bar() { | 43 function bar() { |
44 var x = 2; | 44 var x = 2; |
45 return x; | 45 return x; |
46 } | 46 } |
47 | 47 |
48 foo(); | 48 foo(); |
49 // Mark and trigger concurrent optimization. | 49 // Mark and kick off recompilation. |
50 %OptimizeFunctionOnNextCall(foo, "concurrent"); | 50 %OptimizeFunctionOnNextCall(foo, "concurrent"); |
51 foo(); | 51 foo(); |
52 | 52 |
53 // Set break points on an unrelated function. This clears both optimized | 53 // Set break points on an unrelated function. This clears both optimized |
54 // and (shared) unoptimized code on foo, and sets both to lazy-compile builtin. | 54 // and (shared) unoptimized code on foo, and sets both to lazy-compile builtin. |
55 // Clear the break point immediately after to deactivate the debugger. | 55 // Clear the break point immediately after to deactivate the debugger. |
| 56 // Do all of this after compile graph has been created. |
56 Debug.setBreakPoint(bar, 0, 0); | 57 Debug.setBreakPoint(bar, 0, 0); |
57 Debug.clearAllBreakPoints(); | 58 Debug.clearAllBreakPoints(); |
58 | 59 |
| 60 // At this point, concurrent recompilation is still blocked. |
| 61 assertUnoptimized(foo, "no sync"); |
| 62 // Let concurrent recompilation proceed. |
| 63 %UnblockConcurrentRecompilation(); |
| 64 |
59 // Install optimized code when concurrent optimization finishes. | 65 // Install optimized code when concurrent optimization finishes. |
60 // This needs to be able to deal with shared code being a builtin. | 66 // This needs to be able to deal with shared code being a builtin. |
61 assertUnoptimized(foo, "sync"); | 67 assertUnoptimized(foo, "sync"); |
62 | |
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