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-- TITLE: Program Counter Next

-- TITLE: Program Counter Next

-- AUTHOR: Steve Rhoads (rhoadss@yahoo.com)

-- AUTHOR: Steve Rhoads (rhoadss@yahoo.com)

-- DATE CREATED: 2/8/01

-- DATE CREATED: 2/8/01

-- FILENAME: pc_next.vhd

-- FILENAME: pc_next.vhd

-- COPYRIGHT: Software placed into the public domain by the author.

-- COPYRIGHT: Software placed into the public domain by the author.

--    Software 'as is' without warranty.  Author liable for nothing.

--    Software 'as is' without warranty.  Author liable for nothing.

-- DESCRIPTION:

-- DESCRIPTION:

--    Implements the Program Counter logic.

--    Implements the Program Counter logic.

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library ieee;

library ieee;

use ieee.std_logic_1164.all;

use ieee.std_logic_1164.all;

entity pc_next is

entity pc_next is

   port(clk          : in std_logic;

   port(clk          : in std_logic;

        reset_in     : in std_logic;

        reset_in     : in std_logic;

        pc_new       : in std_logic_vector(31 downto 2);

        pc_new       : in std_logic_vector(31 downto 2);