stan/jdk-24
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

8201442: objArrayOopDesc::atomic_compare_exchange_oop() must use obj+offset in HeapAccess call

Browse Source 
Reviewed-by: shade, eosterlund
This commit is contained in:
Roman Kennke 2018-04-12 23:10:19 +02:00
parent 1b060b7406
commit d006828c41
1 changed files with 4 additions and 4 deletions

8
src/hotspot/share/oops/objArrayOop.cpp

@ -31,13 +31,13 @@
oop objArrayOopDesc::atomic_compare_exchange_oop(int index, oop exchange_value,
oop compare_value) {
volatile HeapWord* dest;
ptrdiff_t offs;
if (UseCompressedOops) {
dest = (HeapWord*)obj_at_addr<narrowOop>(index);
offs = objArrayOopDesc::obj_at_offset<narrowOop>(index);
} else {
dest = (HeapWord*)obj_at_addr<oop>(index);
offs = objArrayOopDesc::obj_at_offset<oop>(index);
}
return HeapAccess<>::oop_atomic_cmpxchg(exchange_value, dest, compare_value);
return HeapAccess<IN_HEAP_ARRAY>::oop_atomic_cmpxchg_at(exchange_value, as_oop(), offs, compare_value);
}
Klass* objArrayOopDesc::element_klass() {