Subversion Repositories generic_booth_multipler

library IEEE;

use IEEE.STD_LOGIC_1164.ALL;

entity Adder is

        generic(

                size : integer:= 4

        );

        port(

                A               : in  std_logic_vector(size-1 downto 0);

                B               : in  std_logic_vector(size-1 downto 0);

                Cin             : in  std_logic;

                S               : out std_logic_vector(size-1 downto 0);

                Cout    : out std_logic);

end Adder;

architecture Behavioral of Adder is

        component FullAdder is

                port(

                        A        :in    std_logic;

                        B        :in    std_logic;

                        Cin :in std_logic;

                        Sum :out std_logic;

                        Cout:out std_logic);

        end component;

        signal carry : std_logic_vector(A'length downto 0);

begin

        carry(0) <= cin;

        cout <= carry(A'length);

        AdderGen : for i in A'range generate

                FA : FullAdder port map(A(i),B(i),carry(i),S(i),carry(i+1));

        end generate;

end Behavioral;