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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/heap/scavenger.h" | 5 #include "src/heap/scavenger.h" |
6 | 6 |
7 #include "src/contexts.h" | 7 #include "src/contexts.h" |
8 #include "src/heap/heap.h" | 8 #include "src/heap/heap.h" |
9 #include "src/heap/objects-visiting-inl.h" | 9 #include "src/heap/objects-visiting-inl.h" |
10 #include "src/heap/scavenger-inl.h" | 10 #include "src/heap/scavenger-inl.h" |
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438 void ScavengeVisitor::VisitPointers(Object** start, Object** end) { | 438 void ScavengeVisitor::VisitPointers(Object** start, Object** end) { |
439 // Copy all HeapObject pointers in [start, end) | 439 // Copy all HeapObject pointers in [start, end) |
440 for (Object** p = start; p < end; p++) ScavengePointer(p); | 440 for (Object** p = start; p < end; p++) ScavengePointer(p); |
441 } | 441 } |
442 | 442 |
443 | 443 |
444 void ScavengeVisitor::ScavengePointer(Object** p) { | 444 void ScavengeVisitor::ScavengePointer(Object** p) { |
445 Object* object = *p; | 445 Object* object = *p; |
446 if (!heap_->InNewSpace(object)) return; | 446 if (!heap_->InNewSpace(object)) return; |
447 | 447 |
448 if (heap_->PurgeLeftTrimmedObject(p)) return; | |
449 | |
450 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p), | 448 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p), |
451 reinterpret_cast<HeapObject*>(object)); | 449 reinterpret_cast<HeapObject*>(object)); |
452 } | 450 } |
453 | 451 |
454 } // namespace internal | 452 } // namespace internal |
455 } // namespace v8 | 453 } // namespace v8 |
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