--- old/src/hotspot/share/gc/g1/g1BarrierSet.cpp 2018-03-21 16:40:59.819888327 +0100 +++ new/src/hotspot/share/gc/g1/g1BarrierSet.cpp 2018-03-21 16:40:59.623888333 +0100 @@ -29,6 +29,8 @@ #include "gc/g1/heapRegion.hpp" #include "gc/g1/satbMarkQueue.hpp" #include "logging/log.hpp" +#include "oops/access.inline.hpp" +#include "oops/compressedOops.inline.hpp" #include "oops/oop.inline.hpp" #include "runtime/mutexLocker.hpp" #include "runtime/thread.inline.hpp" @@ -58,9 +60,9 @@ if (!JavaThread::satb_mark_queue_set().is_active()) return; T* elem_ptr = dst; for (int i = 0; i < count; i++, elem_ptr++) { - T heap_oop = oopDesc::load_heap_oop(elem_ptr); - if (!oopDesc::is_null(heap_oop)) { - enqueue(oopDesc::decode_heap_oop_not_null(heap_oop)); + T heap_oop = RawAccess<>::oop_load(elem_ptr); + if (!CompressedOops::is_null(heap_oop)) { + enqueue(CompressedOops::decode_not_null(heap_oop)); } } }