--- /dev/null	2016-08-01 10:02:00.583366023 +0200
+++ new/hotspot/make/copy/Copy-java.base.gmk	2016-10-04 13:16:41.315103398 +0200
@@ -0,0 +1,67 @@
+#
+# Copyright (c) 2016, 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.  Oracle designates this
+# particular file as subject to the "Classpath" exception as provided
+# by Oracle in the LICENSE file that accompanied this code.
+#
+# 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.
+#
+
+# These include files are currently being copied from the jdk repository for
+# historical reasons. Disable copying from here until this has been cleaned up.
+# The files in hotspot differ slightly from the corresponding files in jdk.
+# See JDK-8167078.
+
+INCLUDE_DST_DIR := $(SUPPORT_OUTPUTDIR)/modules_include/$(MODULE)
+
+################################################################################
+# Copy platform-independent .h files
+$(eval $(call SetupCopyFiles, COPY_INCLUDE_FILES, \
+    SRC := $(HOTSPOT_TOPDIR)/src/share/vm, \
+    DEST := $(INCLUDE_DST_DIR), \
+    FLATTEN := true, \
+    FILES := prims/jni.h code/jvmticmlr.h \
+))
+
+#TARGETS += $(COPY_INCLUDE_FILES)
+
+################################################################################
+# Copy jni_md.h
+
+# This might have been defined in a custom extension
+JNI_MD_H_SRC ?= $(HOTSPOT_TOPDIR)/src/cpu/$(HOTSPOT_TARGET_CPU_ARCH)/vm/jni_$(HOTSPOT_TARGET_CPU_ARCH).h
+
+ifeq ($(OPENJDK_TARGET_OS), macosx)
+  # NOTE: This should most likely be darwin, but the old hotspot build uses bsd
+  JNI_MD_SUBDIR := bsd
+else ifeq ($(OPENJDK_TARGET_OS), windows)
+  JNI_MD_SUBDIR := win32
+else
+  JNI_MD_SUBDIR := $(OPENJDK_TARGET_OS)
+endif
+
+# SetupCopyFiles is not used here since it's non-trivial to copy a single
+# file with a different target name.
+$(INCLUDE_DST_DIR)/$(JNI_MD_SUBDIR)/jni_md.h: $(JNI_MD_H_SRC)
+	$(call LogInfo, Copying hotspot/dist/include/$(JNI_MD_SUBDIR)/jni_md.h)
+	$(install-file)
+
+#TARGETS += $(INCLUDE_DST_DIR)/$(JNI_MD_SUBDIR)/jni_md.h
+
+################################################################################