-- -- Generated by VASY -- LIBRARY IEEE; USE IEEE.std_logic_1164.ALL; USE IEEE.numeric_std.ALL; ENTITY halfadder_x4 IS PORT( a : IN STD_LOGIC; b : IN STD_LOGIC; cout : OUT STD_LOGIC; sout : OUT STD_LOGIC ); END halfadder_x4; ARCHITECTURE RTL OF halfadder_x4 IS BEGIN cout <= (a AND b); sout <= (a XOR b); END RTL;