diff -r 9dc311b8473e -r 151da0c145a8 src/share/vm/interpreter/bytecodeInterpreter.cpp
--- a/src/share/vm/interpreter/bytecodeInterpreter.cpp	Mon Mar 21 11:28:14 2011 -0700
+++ b/src/share/vm/interpreter/bytecodeInterpreter.cpp	Thu Mar 24 02:11:50 2011 -0700
@@ -2383,17 +2383,6 @@
       }
 
       DEFAULT:
-#ifdef ZERO
-          // Some zero configurations use the C++ interpreter as a
-          // fallback interpreter and have support for platform
-          // specific fast bytecodes which aren't supported here, so
-          // redispatch to the equivalent non-fast bytecode when they
-          // are encountered.
-          if (Bytecodes::is_defined((Bytecodes::Code)opcode)) {
-              opcode = (jubyte)Bytecodes::java_code((Bytecodes::Code)opcode);
-              goto opcode_switch;
-          }
-#endif
           fatal(err_msg("Unimplemented opcode %d = %s", opcode,
                         Bytecodes::name((Bytecodes::Code)opcode)));
           goto finish;