CristalCaveGem » LustreC » Lustrec-Tests

-- Copyright (C) 1996 Morgan Kaufmann Publishers, Inc

-- This file is part of VESTs (Vhdl tESTs).

-- VESTs is free software; you can redistribute it and/or modify it

-- under the terms of the GNU General Public License as published by the

-- Free Software Foundation; either version 2 of the License, or (at

-- your option) any later version. 

-- VESTs is distributed in the hope that it will be useful, but WITHOUT

-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

-- FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

-- for more details. 

-- You should have received a copy of the GNU General Public License

-- along with VESTs; if not, write to the Free Software Foundation,

-- Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 

-- ---------------------------------------------------------------------

--

-- $Id: ch_16_fg_16_04.vhd,v 1.1.1.1 2001-08-22 18:20:48 paw Exp $

-- $Revision: 1.1.1.1 $

--

-- ---------------------------------------------------------------------

package fg_16_04 is

  -- code from book (in text)

  subtype byte is bit_vector(0 to 7);

  type byte_array is array (integer range <>) of byte;

  function resolve ( bytes : byte_array ) return byte;

  subtype resolved_byte is resolve byte;

  -- end code from book

end package fg_16_04;

package body fg_16_04 is

  -- code from book

  function resolve ( bytes : byte_array ) return byte is

    variable result : byte := b"0000_0000";

  begin

    for index in bytes'range loop

      result := result or bytes(index);

    end loop;

    return result;

  end function resolve;

  -- end code from book

end package body fg_16_04;