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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 |
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| 1472 // object is still located in new-space. | 1472 // object is still located in new-space. |
| 1473 const int kAgingThreshold = 6; | 1473 const int kAgingThreshold = 6; |
| 1474 for (int i = 0; i < kAgingThreshold; i++) { | 1474 for (int i = 0; i < kAgingThreshold; i++) { |
| 1475 function->shared()->code()->MakeOlder(static_cast<MarkingParity>(i % 2)); | 1475 function->shared()->code()->MakeOlder(static_cast<MarkingParity>(i % 2)); |
| 1476 function2->shared()->code()->MakeOlder(static_cast<MarkingParity>(i % 2)); | 1476 function2->shared()->code()->MakeOlder(static_cast<MarkingParity>(i % 2)); |
| 1477 } | 1477 } |
| 1478 | 1478 |
| 1479 // Simulate incremental marking so that the functions are enqueued as | 1479 // Simulate incremental marking so that the functions are enqueued as |
| 1480 // code flushing candidates. Then kill one of the functions. Finally | 1480 // code flushing candidates. Then kill one of the functions. Finally |
| 1481 // perform a scavenge while incremental marking is still running. | 1481 // perform a scavenge while incremental marking is still running. |
| 1482 heap::SimulateIncrementalMarking(CcTest::heap()); | 1482 heap::SimulateIncrementalMarking(CcTest::heap(), false); |
| 1483 *function2.location() = NULL; | 1483 *function2.location() = NULL; |
| 1484 CcTest::heap()->CollectGarbage(NEW_SPACE, "test scavenge while marking"); | 1484 CcTest::heap()->CollectGarbage(NEW_SPACE, "test scavenge while marking"); |
| 1485 | 1485 |
| 1486 // Simulate one final GC to make sure the candidate queue is sane. | 1486 // Simulate one final GC to make sure the candidate queue is sane. |
| 1487 CcTest::heap()->CollectAllGarbage(); | 1487 CcTest::heap()->CollectAllGarbage(); |
| 1488 CHECK(!function->shared()->is_compiled() || function->IsOptimized()); | 1488 CHECK(!function->shared()->is_compiled() || function->IsOptimized()); |
| 1489 CHECK(!function->is_compiled() || function->IsOptimized()); | 1489 CHECK(!function->is_compiled() || function->IsOptimized()); |
| 1490 } | 1490 } |
| 1491 | 1491 |
| 1492 | 1492 |
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| 6871 chunk, chunk->area_end() - kPointerSize, chunk->area_end()); | 6871 chunk, chunk->area_end() - kPointerSize, chunk->area_end()); |
| 6872 slots[chunk->area_end() - kPointerSize] = false; | 6872 slots[chunk->area_end() - kPointerSize] = false; |
| 6873 RememberedSet<OLD_TO_NEW>::Iterate(chunk, [&slots](Address addr) { | 6873 RememberedSet<OLD_TO_NEW>::Iterate(chunk, [&slots](Address addr) { |
| 6874 CHECK(slots[addr]); | 6874 CHECK(slots[addr]); |
| 6875 return KEEP_SLOT; | 6875 return KEEP_SLOT; |
| 6876 }); | 6876 }); |
| 6877 } | 6877 } |
| 6878 | 6878 |
| 6879 } // namespace internal | 6879 } // namespace internal |
| 6880 } // namespace v8 | 6880 } // namespace v8 |
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