--- old/src/hotspot/cpu/sparc/gc/shared/barrierSetNMethod_sparc.cpp	2020-05-01 02:28:54.635479430 -0700
+++ /dev/null	2020-03-09 18:57:19.455001459 -0700
@@ -1,40 +0,0 @@
-/*
- * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-#include "precompiled.hpp"
-#include "gc/shared/barrierSetNMethod.hpp"
-#include "utilities/debug.hpp"
-
-void BarrierSetNMethod::deoptimize(nmethod* nm, address* return_address_ptr) {
-  ShouldNotReachHere();
-}
-
-void BarrierSetNMethod::disarm(nmethod* nm) {
-  ShouldNotReachHere();
-}
-
-bool BarrierSetNMethod::is_armed(nmethod* nm) {
-  ShouldNotReachHere();
-  return false;
-}