kotlin-native/runtime/src/mm/cpp/ReferenceOps.cpp

/*
 * Copyright 2010-2023 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
 * that can be found in the LICENSE file.
 */

#include "ReferenceOps.hpp"
#include "ThreadData.hpp"
#include "ThreadRegistry.hpp"

using namespace kotlin;

// on stack
template<> ALWAYS_INLINE void mm::RefAccessor<true>::beforeStore(ObjHeader*) noexcept {}
template<> ALWAYS_INLINE void mm::RefAccessor<true>::afterStore(ObjHeader*) noexcept {}
template<> ALWAYS_INLINE void mm::RefAccessor<true>::beforeLoad() noexcept {}
template<> ALWAYS_INLINE void mm::RefAccessor<true>::afterLoad() noexcept {}

// on heap
template<> ALWAYS_INLINE void mm::RefAccessor<false>::beforeStore(ObjHeader* value) noexcept {
    gc::beforeHeapRefUpdate(direct(), value, false);
}
template<> ALWAYS_INLINE void mm::RefAccessor<false>::afterStore(ObjHeader*) noexcept {}
template<> ALWAYS_INLINE void mm::RefAccessor<false>::beforeLoad() noexcept {}
template<> ALWAYS_INLINE void mm::RefAccessor<false>::afterLoad() noexcept {}

ALWAYS_INLINE OBJ_GETTER(mm::weakRefReadBarrier, std_support::atomic_ref<ObjHeader*> weakReferee) noexcept {
    RETURN_RESULT_OF(gc::weakRefReadBarrier, weakReferee);
}