library ieee; use ieee.std_logic_1164.all; entity xor104 is port ( a_i : in std_logic_vector (103 downto 0); b_i : in std_logic_vector (103 downto 0); c_o : out std_logic_vector (103 downto 0) ); end entity xor104; architecture rtl of xor104 is begin c_o <= a_i xor b_i; end architecture rtl;