src/hotspot/share/prims/unsafe.cpp

*** 341,356 ****
    oop p = JNIHandles::resolve(obj);
    Klass* k = java_lang_Class::as_Klass(JNIHandles::resolve_non_null(c));
    ValueKlass* vk = ValueKlass::cast(k);
    assert_and_log_unsafe_value_type_access(p, offset, vk);
    Handle p_h(THREAD, p);
!   bool in_heap;
!   oop v = vk->allocate_buffered_or_heap_instance(&in_heap, CHECK_NULL); // allocate instance
    vk->initialize(CHECK_NULL); // If field is a default value, value class might not be initialized yet
    vk->value_store(((char*)(oopDesc*)p_h()) + offset,
                    vk->data_for_oop(v),
!                   in_heap, true);                  
    return JNIHandles::make_local(env, v);
  } UNSAFE_END
  
  UNSAFE_ENTRY(void, Unsafe_PutValue(JNIEnv *env, jobject unsafe, jobject obj, jlong offset, jclass c, jobject value)) {
    oop v = JNIHandles::resolve(value);
--- 341,355 ----
    oop p = JNIHandles::resolve(obj);
    Klass* k = java_lang_Class::as_Klass(JNIHandles::resolve_non_null(c));
    ValueKlass* vk = ValueKlass::cast(k);
    assert_and_log_unsafe_value_type_access(p, offset, vk);
    Handle p_h(THREAD, p);
!   oop v = vk->allocate_instance(CHECK_NULL); // allocate instance
    vk->initialize(CHECK_NULL); // If field is a default value, value class might not be initialized yet
    vk->value_store(((char*)(oopDesc*)p_h()) + offset,
                    vk->data_for_oop(v),
!                   true, true);
    return JNIHandles::make_local(env, v);
  } UNSAFE_END
  
  UNSAFE_ENTRY(void, Unsafe_PutValue(JNIEnv *env, jobject unsafe, jobject obj, jlong offset, jclass c, jobject value)) {
    oop v = JNIHandles::resolve(value);