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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 // 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/mark-compact.h" | 5 #include "src/heap/mark-compact.h" |
| 6 | 6 |
| 7 #include "src/base/atomicops.h" | 7 #include "src/base/atomicops.h" |
| 8 #include "src/base/bits.h" | 8 #include "src/base/bits.h" |
| 9 #include "src/base/sys-info.h" | 9 #include "src/base/sys-info.h" |
| 10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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| 279 if (FLAG_compact_code_space) { | 279 if (FLAG_compact_code_space) { |
| 280 CollectEvacuationCandidates(heap()->code_space()); | 280 CollectEvacuationCandidates(heap()->code_space()); |
| 281 } else if (FLAG_trace_fragmentation) { | 281 } else if (FLAG_trace_fragmentation) { |
| 282 TraceFragmentation(heap()->code_space()); | 282 TraceFragmentation(heap()->code_space()); |
| 283 } | 283 } |
| 284 | 284 |
| 285 if (FLAG_trace_fragmentation) { | 285 if (FLAG_trace_fragmentation) { |
| 286 TraceFragmentation(heap()->map_space()); | 286 TraceFragmentation(heap()->map_space()); |
| 287 } | 287 } |
| 288 | 288 |
| 289 heap()->old_space()->EvictEvacuationCandidatesFromFreeLists(); | 289 heap()->old_space()->EvictEvacuationCandidatesFromLinearAllocationArea(); |
| 290 heap()->code_space()->EvictEvacuationCandidatesFromFreeLists(); | 290 heap()->code_space()->EvictEvacuationCandidatesFromLinearAllocationArea(); |
| 291 | 291 |
| 292 compacting_ = evacuation_candidates_.length() > 0; | 292 compacting_ = evacuation_candidates_.length() > 0; |
| 293 } | 293 } |
| 294 | 294 |
| 295 return compacting_; | 295 return compacting_; |
| 296 } | 296 } |
| 297 | 297 |
| 298 | 298 |
| 299 void MarkCompactCollector::ClearInvalidStoreAndSlotsBufferEntries() { | 299 void MarkCompactCollector::ClearInvalidStoreAndSlotsBufferEntries() { |
| 300 heap_->store_buffer()->ClearInvalidStoreBufferEntries(); | 300 heap_->store_buffer()->ClearInvalidStoreBufferEntries(); |
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| 4602 MarkBit mark_bit = Marking::MarkBitFrom(host); | 4602 MarkBit mark_bit = Marking::MarkBitFrom(host); |
| 4603 if (Marking::IsBlack(mark_bit)) { | 4603 if (Marking::IsBlack(mark_bit)) { |
| 4604 RelocInfo rinfo(pc, RelocInfo::CODE_TARGET, 0, host); | 4604 RelocInfo rinfo(pc, RelocInfo::CODE_TARGET, 0, host); |
| 4605 RecordRelocSlot(&rinfo, target); | 4605 RecordRelocSlot(&rinfo, target); |
| 4606 } | 4606 } |
| 4607 } | 4607 } |
| 4608 } | 4608 } |
| 4609 | 4609 |
| 4610 } // namespace internal | 4610 } // namespace internal |
| 4611 } // namespace v8 | 4611 } // namespace v8 |
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