void CollectedHeap::post_allocation_setup_obj(KlassHandle klass,
                                              HeapWord* obj,
                                              size_t size) {

  {- -------------------------------------------
  (1) CollectedHeap::post_allocation_setup_common() で 
      mark フィールドと klass フィールドを初期化する.
      ---------------------------------------- -}

      post_allocation_setup_common(klass, obj, size);

  {- -------------------------------------------
  (1) (assert)
      ---------------------------------------- -}

      assert(Universe::is_bootstrapping() ||
             !((oop)obj)->blueprint()->oop_is_array(), "must not be an array");

  {- -------------------------------------------
  (1) (JVMTI や DTrace, JMM のフック点)
      (See: post_allocation_notify())
      ---------------------------------------- -}

      // notify jvmti and dtrace
      post_allocation_notify(klass, (oop)obj);
    }