// // Copyright (c) 1999 Steven Wilson (stevew@home.com) // // This source code is free software; you can redistribute it // and/or modify it in source code form 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. // // This 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 program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA // // SDW - Play with defines a bit // `define NUM1 10 `define NUM2 4'b0001 `define NUM3 4'h4 `define WIDTH 4 module define1 ; reg [`WIDTH-1:0] val ; reg error; initial begin error = 0; val = `NUM1 ; if(val !== 10) begin error = 1; $display("FAILED - define NUM1 10 didn't"); end val = `NUM2 ; if(val !== 4'h1) begin error = 1; $display("FAILED - define NUM1 10 didn't"); end val = `NUM3 ; if(val !== 4'b0100) begin error = 1; $display("FAILED - define NUM1 10 didn't"); end if(error == 0) $display("PASSED"); end endmodule