--- /dev/null	2017-03-07 11:44:12.271151064 +0100
+++ new/src/cpu/sparc/vm/gc/shared/barrierSetCodeGen_sparc.cpp	2017-04-25 16:46:01.047172195 +0200
@@ -0,0 +1,92 @@
+/*
+ * 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.
+ *
+ * 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 "gc/shared/barrierSetCodeGen.hpp"
+#include "interpreter/interp_masm.hpp"
+
+#define __ masm->
+
+void BarrierSetCodeGen::store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
+                                 Register base, Register index, int offset, Register val, Register tmp) {
+  bool on_heap = (decorators & ACCESS_ON_HEAP) != 0;
+  bool on_root = (decorators & ACCESS_ON_ROOT) != 0;
+
+  switch (type) {
+  case T_ARRAY:
+  case T_OBJECT: {
+    if (on_heap) {
+      if (index == noreg ) {
+        if (Assembler::is_simm13(offset)) {
+          __ store_heap_oop(val, base, offset);
+        } else {
+          __ set(offset, tmp);
+          __ store_heap_oop(val, base, tmp);
+        }
+      } else {
+        assert(offset == 0, "not implemented yet");
+        __ store_heap_oop(val, base, index);
+      }
+    } else {
+      assert(on_root, "why else?");
+      assert(Assembler::is_simm13(offset), "not supported yet");
+      assert(index == noreg, "not supported yet");
+      __ st_ptr(val, base, offset);
+    }
+    break;
+  }
+  default: Unimplemented();
+  }
+}
+
+void BarrierSetCodeGen::load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
+                                Register base, Register index, int offset, Register dst, Register tmp) {
+  bool on_heap = (decorators & ACCESS_ON_HEAP) != 0;
+  bool on_root = (decorators & ACCESS_ON_ROOT) != 0;
+
+  switch (type) {
+  case T_ARRAY:
+  case T_OBJECT: {
+    if (on_heap) {
+      if (index == noreg ) {
+        if (Assembler::is_simm13(offset)) {
+          __ load_heap_oop(base, offset, dst);
+        } else {
+          __ set(offset, tmp);
+          __ load_heap_oop(base, tmp, dst);
+        }
+      } else {
+        assert(offset == 0, "not implemented yet");
+        __ load_heap_oop(base, index, dst);
+      }
+    } else {
+      assert(on_root, "why else?");
+      assert(Assembler::is_simm13(offset), "not supported yet");
+      assert(index == noreg, "not supported yet");
+      __ ld_ptr(base, offset, dst);
+    }
+    break;
+  }
+  default: Unimplemented();
+  }
+}