library verilog;use verilog.vl_types.all;entity altddio_in is    generic(        width           : integer := 1;        power_up_high   : string  := "OFF";        intended_device_family: string  := "MERCURY";        lpm_type        : string  := "altddio_in";        lpm_hint        : string  := "UNUSED"    );    port(        datain          : in     vl_logic_vector;        inclock         : in     vl_logic;        inclocken       : in     vl_logic;        aset            : in     vl_logic;        aclr            : in     vl_logic;        dataout_h       : out    vl_logic_vector;        dataout_l       : out    vl_logic_vector    );end altddio_in;