src/hotspot/share/oops/oop.inline.hpp

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*** 69,80 **** markOop oopDesc::cas_set_mark(markOop new_mark, markOop old_mark) { return HeapAccess<>::atomic_cmpxchg_at(new_mark, as_oop(), mark_offset_in_bytes(), old_mark); } ! markOop oopDesc::cas_set_mark_raw(markOop new_mark, markOop old_mark) { ! return Atomic::cmpxchg(new_mark, &_mark, old_mark); } void oopDesc::init_mark() { set_mark(markOopDesc::prototype_for_object(this)); } --- 69,80 ---- markOop oopDesc::cas_set_mark(markOop new_mark, markOop old_mark) { return HeapAccess<>::atomic_cmpxchg_at(new_mark, as_oop(), mark_offset_in_bytes(), old_mark); } ! markOop oopDesc::cas_set_mark_raw(markOop new_mark, markOop old_mark, atomic_memory_order order) { ! return Atomic::cmpxchg(new_mark, &_mark, old_mark, order); } void oopDesc::init_mark() { set_mark(markOopDesc::prototype_for_object(this)); }
*** 340,357 **** assert(m->decode_pointer() == p, "encoding must be reversable"); set_mark_raw(m); } // Used by parallel scavengers ! bool oopDesc::cas_forward_to(oop p, markOop compare) { assert(check_obj_alignment(p), "forwarding to something not aligned"); assert(Universe::heap()->is_in_reserved(p), "forwarding to something not in heap"); markOop m = markOopDesc::encode_pointer_as_mark(p); assert(m->decode_pointer() == p, "encoding must be reversable"); ! return cas_set_mark_raw(m, compare) == compare; } oop oopDesc::forward_to_atomic(oop p) { markOop oldMark = mark_raw(); markOop forwardPtrMark = markOopDesc::encode_pointer_as_mark(p); --- 340,357 ---- assert(m->decode_pointer() == p, "encoding must be reversable"); set_mark_raw(m); } // Used by parallel scavengers ! bool oopDesc::cas_forward_to(oop p, markOop compare, atomic_memory_order order) { assert(check_obj_alignment(p), "forwarding to something not aligned"); assert(Universe::heap()->is_in_reserved(p), "forwarding to something not in heap"); markOop m = markOopDesc::encode_pointer_as_mark(p); assert(m->decode_pointer() == p, "encoding must be reversable"); ! return cas_set_mark_raw(m, compare, order) == compare; } oop oopDesc::forward_to_atomic(oop p) { markOop oldMark = mark_raw(); markOop forwardPtrMark = markOopDesc::encode_pointer_as_mark(p);