* mn10200-tdep.c (mn10200_push_arguments): Stack only needs to

    * mn10200-tdep.c (mn10200_push_arguments): Stack only needs to
        be two byte aligned.  Round argument sizes up to two byte boundary.
        Write out args in two byte hunks.
        (mn10200_push_return_address): Implement.
        * config/mn10200/tm-mn10200.h (EXTRACT_RETURN_VALUE): Abort for
        structures > 8 bytes (temporary).
        (STORE_RETURN_VALUE): Likewise.
        (CALL_DUMMY): No longer undefine.
        (USE_STRUCT_CONVENTION): Use for args > 8 bytes.
        (REG_STRUCT_HAS_ADDR): Define.
Inferior function calls for the mn10200.