--- old/src/hotspot/cpu/aarch64/macroAssembler_aarch64.cpp 2018-06-13 04:02:14.484972583 -0400 +++ new/src/hotspot/cpu/aarch64/macroAssembler_aarch64.cpp 2018-06-13 04:02:14.216958511 -0400 @@ -2120,7 +2120,7 @@ tbz(r0, 0, not_weak); // Test for jweak tag. // Resolve jweak. - access_load_at(T_OBJECT, IN_ROOT | ON_PHANTOM_OOP_REF, value, + access_load_at(T_OBJECT, IN_NATIVE | ON_PHANTOM_OOP_REF, value, Address(value, -JNIHandles::weak_tag_value), tmp, thread); verify_oop(value); b(done);