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#include "BunGCOutputConstraint.h"
#include "BunClientData.h"
#include "JavaScriptCore/BlockDirectoryInlines.h"
#include "JavaScriptCore/HeapInlines.h"
#include "JavaScriptCore/MarkedBlockInlines.h"
#include "JavaScriptCore/MarkingConstraint.h"
#include "JavaScriptCore/SubspaceInlines.h"
#include "JavaScriptCore/VM.h"
namespace WebCore {
using namespace JSC;
BunGCOutputConstraint::BunGCOutputConstraint(VM& vm, WebCore::JSVMClientData& clientData)
: MarkingConstraint("Domo", "DOM Output", ConstraintVolatility::SeldomGreyed, ConstraintConcurrency::Concurrent, ConstraintParallelism::Parallel)
, m_vm(vm)
, m_clientData(clientData)
, m_lastExecutionVersion(vm.heap.mutatorExecutionVersion())
{
}
template<typename Visitor> void BunGCOutputConstraint::executeImplImpl(Visitor& visitor)
{
Heap& heap = m_vm.heap;
if (heap.mutatorExecutionVersion() == m_lastExecutionVersion)
return;
m_lastExecutionVersion = heap.mutatorExecutionVersion();
m_clientData.forEachOutputConstraintSpace([&](Subspace& subspace) {
auto func = [](Visitor& visitor, HeapCell* heapCell, HeapCell::Kind) {
SetRootMarkReasonScope rootScope(visitor, RootMarkReason::DOMGCOutput);
JSCell* cell = static_cast<JSCell*>(heapCell);
cell->methodTable(visitor.vm())->visitOutputConstraints(cell, visitor);
};
RefPtr<SharedTask<void(Visitor&)>> task = subspace.template forEachMarkedCellInParallel<Visitor>(func);
visitor.addParallelConstraintTask(task);
});
}
void BunGCOutputConstraint::executeImpl(AbstractSlotVisitor& visitor)
{
executeImplImpl(visitor);
}
void BunGCOutputConstraint::executeImpl(SlotVisitor& visitor) { executeImplImpl(visitor); }
} // namespace WebCore
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