diff --git a/src/share/vm/interpreter/bytecodeInterpreter.cpp b/src/share/vm/interpreter/bytecodeInterpreter.cpp
index 6713e014387624d2d06554974e132bdae753d49a..9428ab967b9d0911c008474c8d01279854de4ec6 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;