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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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452 // Manage live byte count (count of bytes known to be live, | 452 // Manage live byte count (count of bytes known to be live, |
453 // because they are marked black). | 453 // because they are marked black). |
454 void ResetLiveBytes() { | 454 void ResetLiveBytes() { |
455 if (FLAG_gc_verbose) { | 455 if (FLAG_gc_verbose) { |
456 PrintF("ResetLiveBytes:%p:%x->0\n", | 456 PrintF("ResetLiveBytes:%p:%x->0\n", |
457 static_cast<void*>(this), live_byte_count_); | 457 static_cast<void*>(this), live_byte_count_); |
458 } | 458 } |
459 live_byte_count_ = 0; | 459 live_byte_count_ = 0; |
460 } | 460 } |
461 void IncrementLiveBytes(int by) { | 461 void IncrementLiveBytes(int by) { |
462 ASSERT_LE(static_cast<unsigned>(live_byte_count_), size_); | |
463 if (FLAG_gc_verbose) { | 462 if (FLAG_gc_verbose) { |
464 printf("UpdateLiveBytes:%p:%x%c=%x->%x\n", | 463 printf("UpdateLiveBytes:%p:%x%c=%x->%x\n", |
465 static_cast<void*>(this), live_byte_count_, | 464 static_cast<void*>(this), live_byte_count_, |
466 ((by < 0) ? '-' : '+'), ((by < 0) ? -by : by), | 465 ((by < 0) ? '-' : '+'), ((by < 0) ? -by : by), |
467 live_byte_count_ + by); | 466 live_byte_count_ + by); |
468 } | 467 } |
469 live_byte_count_ += by; | 468 live_byte_count_ += by; |
470 ASSERT_LE(static_cast<unsigned>(live_byte_count_), size_); | 469 ASSERT_LE(static_cast<unsigned>(live_byte_count_), size_); |
471 } | 470 } |
472 int LiveBytes() { | 471 int LiveBytes() { |
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2615 } | 2614 } |
2616 // Must be small, since an iteration is used for lookup. | 2615 // Must be small, since an iteration is used for lookup. |
2617 static const int kMaxComments = 64; | 2616 static const int kMaxComments = 64; |
2618 }; | 2617 }; |
2619 #endif | 2618 #endif |
2620 | 2619 |
2621 | 2620 |
2622 } } // namespace v8::internal | 2621 } } // namespace v8::internal |
2623 | 2622 |
2624 #endif // V8_SPACES_H_ | 2623 #endif // V8_SPACES_H_ |
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