Subversion Repositories sparc64soc

// ========== Copyright Header Begin ==========================================

// 

// OpenSPARC T1 Processor File: sparc_ifu_incr46.v

// Copyright (c) 2006 Sun Microsystems, Inc.  All Rights Reserved.

// DO NOT ALTER OR REMOVE COPYRIGHT NOTICES.

// 

// The above named program is free software; you can redistribute it and/or

// modify it under the terms of the GNU General Public

// License version 2 as published by the Free Software Foundation.

// 

// The above named program 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 this work; if not, write to the Free Software

// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.

// 

// ========== Copyright Header End ============================================

////////////////////////////////////////////////////////////////////////

/*

//  Description:

//  Contains the pc incrementer.

*/

module sparc_ifu_incr46(a, a_inc, ofl);

   input  [45:0]  a;

   output [45:0]  a_inc;

   output         ofl;

   reg [45:0]      a_inc;

   reg            ofl;

   always @ (a)

     begin

              a_inc = a + (46'b1);

              ofl = (~a[45]) & a_inc[45];

     end

endmodule // sparc_ifu_incr46