//////////////////////////////////////////////////////////////////////////                                                              //////// r2000_mux4.v				                                  ////////                                                              //////// This file is part of the r2000pl Pipelined				  	  ////////	opencores effort.										  ////////	Simple Pipelined Mips 32 bits processor				  	  //////// <http://www.opencores.org/projects.cgi/web/r2000/>           ////////                                                              //////// Module Description:                                          //////// 4 way  WIDHTH bits multiplexer                               ////////                                                              //////// To Do:                                                       //////// tested ok		                                              ////////                                                              //////// Author(s):                                                   //////// - Abdallah Meziti El-Ibrahimi   abdallah.meziti@gmail.com    ////////                                                              //////////////////////////////////////////////////////////////////////////////                                                              //////// Copyright (C) 2001 Abdallah Meziti and OPENCORES.ORG         ////////                                                              //////// This source file may be used and distributed without         //////// restriction provided that this copyright statement is not    //////// removed from the file and that any derivative work contains  //////// the original copyright notice and the associated disclaimer. ////////                                                              //////// This source file is free software; you can redistribute it   //////// and/or modify it under the terms of the GNU Lesser General   //////// Public License as published by the Free Software Foundation; //////// either version 2.1 of the License, or (at your option) any   //////// later version.                                               ////////                                                              //////// This source 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 Lesser General Public License for more  //////// details.                                                     ////////                                                              //////// You should have received a copy of the GNU Lesser General    //////// Public License along with this source; if not, download it   //////// from <http://www.opencores.org/lgpl.shtml>                   ////////                                                              //////////////////////////////////////////////////////////////////////////`include "timescale.v"`include "define.h"/* ================= *//* module definition *//* ================= */module	r2000_mux4	(		/* input */		in0_i		,	// input A		in1_i		,	// input B		in2_i		,	// input C		in3_i		,	// input D		sel_i		,	// sel_i		/* Output */		out_o			// Output	);	/* --------------------------------------------------------------	parameters   ------------------- */	parameter	WIDHTH=`dw;/* -------------------------------------------------------------- *//* in, out declaration *//* ------------------- */	input [WIDHTH-1:0]	in0_i	,						in1_i	,						in2_i	,						in3_i	;	                         		input [1:0]			sel_i	;                             		output [WIDHTH-1:0]	out_o	;	/* -------------------------------------------------------------- *//* registers, wires declaration *//* ---------------------------- *///* -------------------------------------------------------------- *//* instances, statements *//* --------------------- */	assign out_o =	(sel_i == 0) ?	in0_i:					(sel_i == 1) ?	in1_i:					(sel_i == 2) ?	in2_i:									in3_i;endmodule