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Issue 1156463002: Pass GC flags to incremental marker and start incremental marking with (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 7 months ago
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1 // Copyright 2008 the V8 project authors. All rights reserved. 1 // Copyright 2008 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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554 // Helper function that simulates many incremental marking steps until 554 // Helper function that simulates many incremental marking steps until
555 // marking is completed. 555 // marking is completed.
556 static inline void SimulateIncrementalMarking(i::Heap* heap) { 556 static inline void SimulateIncrementalMarking(i::Heap* heap) {
557 i::MarkCompactCollector* collector = heap->mark_compact_collector(); 557 i::MarkCompactCollector* collector = heap->mark_compact_collector();
558 i::IncrementalMarking* marking = heap->incremental_marking(); 558 i::IncrementalMarking* marking = heap->incremental_marking();
559 if (collector->sweeping_in_progress()) { 559 if (collector->sweeping_in_progress()) {
560 collector->EnsureSweepingCompleted(); 560 collector->EnsureSweepingCompleted();
561 } 561 }
562 CHECK(marking->IsMarking() || marking->IsStopped()); 562 CHECK(marking->IsMarking() || marking->IsStopped());
563 if (marking->IsStopped()) { 563 if (marking->IsStopped()) {
564 marking->Start(); 564 marking->Start(i::Heap::kNoGCFlags);
565 } 565 }
566 CHECK(marking->IsMarking()); 566 CHECK(marking->IsMarking());
567 while (!marking->IsComplete()) { 567 while (!marking->IsComplete()) {
568 marking->Step(i::MB, i::IncrementalMarking::NO_GC_VIA_STACK_GUARD); 568 marking->Step(i::MB, i::IncrementalMarking::NO_GC_VIA_STACK_GUARD);
569 if (marking->IsReadyToOverApproximateWeakClosure()) { 569 if (marking->IsReadyToOverApproximateWeakClosure()) {
570 marking->MarkObjectGroups(); 570 marking->MarkObjectGroups();
571 } 571 }
572 } 572 }
573 CHECK(marking->IsComplete()); 573 CHECK(marking->IsComplete());
574 } 574 }
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616 HandleAndZoneScope() {} 616 HandleAndZoneScope() {}
617 617
618 // Prefixing the below with main_ reduces a lot of naming clashes. 618 // Prefixing the below with main_ reduces a lot of naming clashes.
619 i::Zone* main_zone() { return &main_zone_; } 619 i::Zone* main_zone() { return &main_zone_; }
620 620
621 private: 621 private:
622 i::Zone main_zone_; 622 i::Zone main_zone_;
623 }; 623 };
624 624
625 #endif // ifndef CCTEST_H_ 625 #endif // ifndef CCTEST_H_
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