oop unmask_chunked_array_oop(StarTask p) {
assert(is_oop_masked(p), "invariant");
assert(!p.is_narrow(), "chunked array oops cannot be narrow");
oop *chunk = (oop*)p; // cast p to oop (uses conversion operator)
oop ret = oop((oop*)((uintptr_t)chunk & ~PS_CHUNKED_ARRAY_OOP_MASK));
assert(!is_oop_masked((oop*) ret), "invariant");
return ret;
}
inline void PSPromotionManager::process_popped_location_depth(StarTask p) {
if (is_oop_masked(p)) {
assert(PSChunkLargeArrays, "invariant");
oop const old = unmask_chunked_array_oop(p);
process_array_chunk(old);
} else {
if (p.is_narrow()) {
PSScavenge::copy_and_push_safe_barrier(this, (narrowOop*)p);
} else {
PSScavenge::copy_and_push_safe_barrier(this, (oop*)p);
}
}
}
oop* mask_chunked_array_oop(oop obj) {
assert(!is_oop_masked((oop*) obj), "invariant");
oop* ret = (oop*) ((uintptr_t)obj | PS_CHUNKED_ARRAY_OOP_MASK);
assert(is_oop_masked(ret), "invariant");
return ret;
}
void PSPromotionManager::record_steal(StarTask& p) {
if (is_oop_masked(p)) {
++_masked_steals;
}
}
