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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: --track-fields --track-double-fields --allow-natives-syntax | 28 // Flags: --track-fields --track-double-fields --allow-natives-syntax |
| 29 // Flags: --concurrent-recompilation --block-concurrent-recompilation | 29 // Flags: --concurrent-recompilation --block-concurrent-recompilation |
| 30 // Flags: --no-always-opt | |
| 31 | 30 |
| 32 if (!%IsConcurrentRecompilationSupported()) { | 31 if (!%IsConcurrentRecompilationSupported()) { |
| 33 print("Concurrent recompilation is disabled. Skipping this test."); | 32 print("Concurrent recompilation is disabled. Skipping this test."); |
| 34 quit(); | 33 quit(); |
| 35 } | 34 } |
| 36 | 35 |
| 37 assertFalse(isAlwaysOptimize()); | |
| 38 | |
| 39 function new_object() { | 36 function new_object() { |
| 40 var o = {}; | 37 var o = {}; |
| 41 o.a = 1; | 38 o.a = 1; |
| 42 o.b = 2; | 39 o.b = 2; |
| 43 return o; | 40 return o; |
| 44 } | 41 } |
| 45 | 42 |
| 46 function add_field(obj) { | 43 function add_field(obj) { |
| 47 obj.c = 3; | 44 obj.c = 3; |
| 48 } | 45 } |
| 49 var obj1 = new_object(); | 46 var obj1 = new_object(); |
| 50 var obj2 = new_object(); | 47 var obj2 = new_object(); |
| 51 add_field(obj1); | 48 add_field(obj1); |
| 52 add_field(obj2); | 49 add_field(obj2); |
| 53 %OptimizeFunctionOnNextCall(add_field, "concurrent"); | 50 %OptimizeFunctionOnNextCall(add_field, "concurrent"); |
| 54 | 51 |
| 55 var o = new_object(); | 52 var o = new_object(); |
| 56 // Kick off recompilation. | 53 // Kick off recompilation. |
| 57 add_field(o); | 54 add_field(o); |
| 58 // Invalidate transition map after compile graph has been created. | 55 // Invalidate transition map after compile graph has been created. |
| 59 o.c = 2.2; | 56 o.c = 2.2; |
| 60 // In the mean time, concurrent recompiling is still blocked. | 57 // In the mean time, concurrent recompiling is still blocked. |
| 61 assertUnoptimized(add_field, "no sync"); | 58 assertUnoptimized(add_field, "no sync"); |
| 62 // Let concurrent recompilation proceed. | 59 // Let concurrent recompilation proceed. |
| 63 %UnblockConcurrentRecompilation(); | 60 %UnblockConcurrentRecompilation(); |
| 64 // Sync with background thread to conclude optimization that bailed out. | 61 // Sync with background thread to conclude optimization that bailed out. |
| 65 assertUnoptimized(add_field, "sync"); | 62 assertUnoptimized(add_field, "sync"); |
| 66 // Clear type info for stress runs. | 63 // Clear type info for stress runs. |
| 67 %ClearFunctionTypeFeedback(add_field); | 64 %ClearFunctionTypeFeedback(add_field); |
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