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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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| 4521 kCodeAgeCount = kAfterLastCodeAge - 1 | 4521 kCodeAgeCount = kAfterLastCodeAge - 1 |
| 4522 }; | 4522 }; |
| 4523 #undef DECLARE_CODE_AGE_ENUM | 4523 #undef DECLARE_CODE_AGE_ENUM |
| 4524 | 4524 |
| 4525 // Code aging | 4525 // Code aging |
| 4526 static void MakeCodeAgeSequenceYoung(byte* sequence); | 4526 static void MakeCodeAgeSequenceYoung(byte* sequence); |
| 4527 void MakeOlder(MarkingParity); | 4527 void MakeOlder(MarkingParity); |
| 4528 static bool IsYoungSequence(byte* sequence); | 4528 static bool IsYoungSequence(byte* sequence); |
| 4529 bool IsOld(); | 4529 bool IsOld(); |
| 4530 | 4530 |
| 4531 void PrintDeoptLocation(int bailout_id); |
| 4532 |
| 4531 // Max loop nesting marker used to postpose OSR. We don't take loop | 4533 // Max loop nesting marker used to postpose OSR. We don't take loop |
| 4532 // nesting that is deeper than 5 levels into account. | 4534 // nesting that is deeper than 5 levels into account. |
| 4533 static const int kMaxLoopNestingMarker = 6; | 4535 static const int kMaxLoopNestingMarker = 6; |
| 4534 | 4536 |
| 4535 // Layout description. | 4537 // Layout description. |
| 4536 static const int kInstructionSizeOffset = HeapObject::kHeaderSize; | 4538 static const int kInstructionSizeOffset = HeapObject::kHeaderSize; |
| 4537 static const int kRelocationInfoOffset = kInstructionSizeOffset + kIntSize; | 4539 static const int kRelocationInfoOffset = kInstructionSizeOffset + kIntSize; |
| 4538 static const int kHandlerTableOffset = kRelocationInfoOffset + kPointerSize; | 4540 static const int kHandlerTableOffset = kRelocationInfoOffset + kPointerSize; |
| 4539 static const int kDeoptimizationDataOffset = | 4541 static const int kDeoptimizationDataOffset = |
| 4540 kHandlerTableOffset + kPointerSize; | 4542 kHandlerTableOffset + kPointerSize; |
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| 8884 } else { | 8886 } else { |
| 8885 value &= ~(1 << bit_position); | 8887 value &= ~(1 << bit_position); |
| 8886 } | 8888 } |
| 8887 return value; | 8889 return value; |
| 8888 } | 8890 } |
| 8889 }; | 8891 }; |
| 8890 | 8892 |
| 8891 } } // namespace v8::internal | 8893 } } // namespace v8::internal |
| 8892 | 8894 |
| 8893 #endif // V8_OBJECTS_H_ | 8895 #endif // V8_OBJECTS_H_ |
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