*** old/src/share/vm/c1/c1_Runtime1.cpp	Thu Nov 18 19:20:51 2010
--- new/src/share/vm/c1/c1_Runtime1.cpp	Thu Nov 18 19:20:51 2010

*** 1175,1188 ****
--- 1175,1189 ----
    BarrierSet* bs = Universe::heap()->barrier_set();
    assert(bs->has_write_ref_array_opt(), "Barrier set must have ref array opt");
    assert(bs->has_write_ref_array_pre_opt(), "For pre-barrier as well.");
    if (UseCompressedOops) {
      bs->write_ref_array_pre((narrowOop*)dst, num);
+     Copy::conjoint_oops_atomic((narrowOop*) src, (narrowOop*) dst, num);
    } else {
      bs->write_ref_array_pre((oop*)dst, num);
    }
      Copy::conjoint_oops_atomic((oop*) src, (oop*) dst, num);
+   }
    bs->write_ref_array(dst, num);
  JRT_END
  
  
  #ifndef PRODUCT