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This commit is contained in:
Ioi Lam 2014-09-05 15:53:02 -07:00
commit 541640ed22
104 changed files with 4051 additions and 999 deletions
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30
hotspot/src/share/vm/classfile/classLoaderData.cpp
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@ -332,27 +332,6 @@ void ClassLoaderData::unload() {
}
}
#ifdef ASSERT
class AllAliveClosure : public OopClosure {
BoolObjectClosure* _is_alive_closure;
bool _found_dead;
public:
AllAliveClosure(BoolObjectClosure* is_alive_closure) : _is_alive_closure(is_alive_closure), _found_dead(false) {}
template <typename T> void do_oop_work(T* p) {
T heap_oop = oopDesc::load_heap_oop(p);
if (!oopDesc::is_null(heap_oop)) {
oop obj = oopDesc::decode_heap_oop_not_null(heap_oop);
if (!_is_alive_closure->do_object_b(obj)) {
_found_dead = true;
}
}
}
void do_oop(oop* p) { do_oop_work<oop>(p); }
void do_oop(narrowOop* p) { do_oop_work<narrowOop>(p); }
bool found_dead() { return _found_dead; }
};
#endif
oop ClassLoaderData::keep_alive_object() const {
assert(!keep_alive(), "Don't use with CLDs that are artificially kept alive");
return is_anonymous() ? _klasses->java_mirror() : class_loader();
@ -362,15 +341,6 @@ bool ClassLoaderData::is_alive(BoolObjectClosure* is_alive_closure) const {
bool alive = keep_alive() // null class loader and incomplete anonymous klasses.
|| is_alive_closure->do_object_b(keep_alive_object());
#ifdef ASSERT
if (alive) {
AllAliveClosure all_alive_closure(is_alive_closure);
KlassToOopClosure klass_closure(&all_alive_closure);
const_cast<ClassLoaderData*>(this)->oops_do(&all_alive_closure, &klass_closure, false);
assert(!all_alive_closure.found_dead(), err_msg("Found dead oop in alive cld: " PTR_FORMAT, p2i(this)));
}
#endif
return alive;
}