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LibJS: Add API for doing GC with a little debug log report at end

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You can now pass print_report=true to Heap::collect_garbage() and it
will print out a little summary of the time spent, and counts of
live vs freed cells and blocks.
This commit is contained in:
Andreas Kling 2020-08-16 20:33:56 +02:00
parent 6444f49d22
commit bbd3192535
2 changed files with 31 additions and 5 deletions
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5
Libraries/LibJS/Heap/Heap.h
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@ -31,6 +31,7 @@
#include <AK/NonnullOwnPtr.h>
#include <AK/Types.h>
#include <AK/Vector.h>
#include <LibCore/Forward.h>
#include <LibJS/Forward.h>
#include <LibJS/Heap/Handle.h>
#include <LibJS/Runtime/Cell.h>
@ -68,7 +69,7 @@ public:
CollectEverything,
};
void collect_garbage(CollectionType = CollectionType::CollectGarbage);
void collect_garbage(CollectionType = CollectionType::CollectGarbage, bool print_report = false);
Interpreter& interpreter() { return m_interpreter; }
@ -90,7 +91,7 @@ private:
void gather_roots(HashTable<Cell*>&);
void gather_conservative_roots(HashTable<Cell*>&);
void mark_live_cells(const HashTable<Cell*>& live_cells);
void sweep_dead_cells();
void sweep_dead_cells(bool print_report, const Core::ElapsedTimer&);
Cell* cell_from_possible_pointer(FlatPtr);