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8064473: Improved handling of age during object copy in G1

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Reviewed-by: brutisso, tschatzl
This commit is contained in:
Staffan Friberg 2014-11-14 15:03:39 +01:00
parent 4feb7b4dab
commit 04bdb774e1
5 changed files with 28 additions and 31 deletions
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7
hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
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@ -4270,10 +4270,11 @@ void G1ParCopyClosure<barrier, do_mark_object>::do_oop_work(T* p) {
if (state == G1CollectedHeap::InCSet) {
oop forwardee;
if (obj->is_forwarded()) {
forwardee = obj->forwardee();
markOop m = obj->mark();
if (m->is_marked()) {
forwardee = (oop) m->decode_pointer();
} else {
forwardee = _par_scan_state->copy_to_survivor_space(obj);
forwardee = _par_scan_state->copy_to_survivor_space(obj, m);
}
assert(forwardee != NULL, "forwardee should not be NULL");
oopDesc::encode_store_heap_oop(p, forwardee);