diff --git a/src/share/vm/interpreter/bytecodeInterpreter.cpp b/src/share/vm/interpreter/bytecodeInterpreter.cpp
index a5512f14176c2a215638cfe4a7948ecce9b32e99..94e50b413c73d0deab7b806890a7e3398eddc5d2 100644
--- a/src/share/vm/interpreter/bytecodeInterpreter.cpp
+++ b/src/share/vm/interpreter/bytecodeInterpreter.cpp
@@ -2383,17 +2383,6 @@ run:
       }
 
       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;