/sys$common/syshlp/helplib.hlb MACRO, VAX MACRO Assembler, Instructions, NOP  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Purpose:        No operation is performed
    Format:         opcode
    C. Codes:       Not affected
    Exceptions:     None
    Opcode:         01 NOP No Operation