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Issue 1762313002: Use v8::kGCCallbackFlagCollectAllAvailableGarbage in Heap::CollectAllAvailableGarbage (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 9 months ago
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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/heap.h" 5 #include "src/heap/heap.h"
6 6
7 #include "src/accessors.h" 7 #include "src/accessors.h"
8 #include "src/api.h" 8 #include "src/api.h"
9 #include "src/ast/scopeinfo.h" 9 #include "src/ast/scopeinfo.h"
10 #include "src/base/bits.h" 10 #include "src/base/bits.h"
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888 DisallowHeapAllocation no_recursive_gc; 888 DisallowHeapAllocation no_recursive_gc;
889 isolate()->optimizing_compile_dispatcher()->Flush(); 889 isolate()->optimizing_compile_dispatcher()->Flush();
890 } 890 }
891 isolate()->ClearSerializerData(); 891 isolate()->ClearSerializerData();
892 set_current_gc_flags(kMakeHeapIterableMask | kReduceMemoryFootprintMask); 892 set_current_gc_flags(kMakeHeapIterableMask | kReduceMemoryFootprintMask);
893 isolate_->compilation_cache()->Clear(); 893 isolate_->compilation_cache()->Clear();
894 const int kMaxNumberOfAttempts = 7; 894 const int kMaxNumberOfAttempts = 7;
895 const int kMinNumberOfAttempts = 2; 895 const int kMinNumberOfAttempts = 2;
896 for (int attempt = 0; attempt < kMaxNumberOfAttempts; attempt++) { 896 for (int attempt = 0; attempt < kMaxNumberOfAttempts; attempt++) {
897 if (!CollectGarbage(MARK_COMPACTOR, gc_reason, NULL, 897 if (!CollectGarbage(MARK_COMPACTOR, gc_reason, NULL,
898 v8::kGCCallbackFlagForced) && 898 v8::kGCCallbackFlagCollectAllAvailableGarbage) &&
899 attempt + 1 >= kMinNumberOfAttempts) { 899 attempt + 1 >= kMinNumberOfAttempts) {
900 break; 900 break;
901 } 901 }
902 } 902 }
903 set_current_gc_flags(kNoGCFlags); 903 set_current_gc_flags(kNoGCFlags);
904 new_space_.Shrink(); 904 new_space_.Shrink();
905 UncommitFromSpace(); 905 UncommitFromSpace();
906 } 906 }
907 907
908 908
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1037 (detached_contexts()->length() > 0); 1037 (detached_contexts()->length() > 0);
1038 if (deserialization_complete_) { 1038 if (deserialization_complete_) {
1039 memory_reducer_->NotifyMarkCompact(event); 1039 memory_reducer_->NotifyMarkCompact(event);
1040 } 1040 }
1041 } 1041 }
1042 1042
1043 tracer()->Stop(collector); 1043 tracer()->Stop(collector);
1044 } 1044 }
1045 1045
1046 if (collector == MARK_COMPACTOR && 1046 if (collector == MARK_COMPACTOR &&
1047 (gc_callback_flags & kGCCallbackFlagForced) != 0) { 1047 (gc_callback_flags & (kGCCallbackFlagForced |
1048 kGCCallbackFlagCollectAllAvailableGarbage)) != 0) {
1048 isolate()->CountUsage(v8::Isolate::kForcedGC); 1049 isolate()->CountUsage(v8::Isolate::kForcedGC);
1049 } 1050 }
1050 1051
1051 // Start incremental marking for the next cycle. The heap snapshot 1052 // Start incremental marking for the next cycle. The heap snapshot
1052 // generator needs incremental marking to stay off after it aborted. 1053 // generator needs incremental marking to stay off after it aborted.
1053 if (!ShouldAbortIncrementalMarking() && incremental_marking()->IsStopped() && 1054 if (!ShouldAbortIncrementalMarking() && incremental_marking()->IsStopped() &&
1054 incremental_marking()->ShouldActivateEvenWithoutIdleNotification()) { 1055 incremental_marking()->ShouldActivateEvenWithoutIdleNotification()) {
1055 StartIncrementalMarking(kNoGCFlags, kNoGCCallbackFlags, "GC epilogue"); 1056 StartIncrementalMarking(kNoGCFlags, kNoGCCallbackFlags, "GC epilogue");
1056 } 1057 }
1057 1058
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6344 } 6345 }
6345 6346
6346 6347
6347 // static 6348 // static
6348 int Heap::GetStaticVisitorIdForMap(Map* map) { 6349 int Heap::GetStaticVisitorIdForMap(Map* map) {
6349 return StaticVisitorBase::GetVisitorId(map); 6350 return StaticVisitorBase::GetVisitorId(map);
6350 } 6351 }
6351 6352
6352 } // namespace internal 6353 } // namespace internal
6353 } // namespace v8 6354 } // namespace v8
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