--- old/src/cpu/sparc/vm/macroAssembler_sparc.cpp	2017-06-16 19:46:48.246869363 -0400
+++ new/src/cpu/sparc/vm/macroAssembler_sparc.cpp	2017-06-16 19:46:48.122863157 -0400
@@ -31,6 +31,7 @@
 #include "memory/resourceArea.hpp"
 #include "memory/universe.hpp"
 #include "oops/klass.inline.hpp"
+#include "prims/jvm.h"
 #include "prims/methodHandles.hpp"
 #include "runtime/biasedLocking.hpp"
 #include "runtime/interfaceSupport.hpp"
@@ -1392,6 +1393,13 @@
 }
 
 
+void MacroAssembler::unimplemented(const char* what) {
+  char* b = new char[1024];
+  jio_snprintf(b, 1024, "unimplemented: %s", what);
+  stop(b);
+}
+
+
 void MacroAssembler::stop_subroutine() {
   RegistersForDebugging::save_registers(this);