// DESCRIPTION: Verilator: Verilog Test module // // Copyright 2017 by Wilson Snyder. This program is free software; you can // redistribute it and/or modify it under the terms of either the GNU // Lesser General Public License Version 3 or the Perl Artistic License // Version 2.0. `ifdef VERILATOR `define checkh(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='h%x exp='h%x\n", `__FILE__,`__LINE__, (gotv), (expv)); $stop; end while(0) `else `define checkh(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='h%x exp='h%x\n", `__FILE__,`__LINE__, (gotv), (expv)); end while(0) `endif module t (/*AUTOARG*/); int i_i [2:0]; int o_i [2:0]; import "DPI-C" function int dpii_failure(); import "DPI-C" function void dpii_open_i(input int i [], output int o []); reg [95:0] crc; initial begin crc = 96'h8a10a572_5aef0c8d_d70a4497; i_i[0] = crc[31:0]; i_i[1] = crc[63:32]; i_i[2] = crc[95:64]; dpii_open_i(i_i, o_i); `checkh(o_i[0], ~i_i[0]); `checkh(o_i[1], ~i_i[1]); `checkh(o_i[2], ~i_i[2]); if (dpii_failure()!=0) begin $write("%%Error: Failure in DPI tests\n"); $stop; end else begin $write("*-* All Finished *-*\n"); $finish; end end endmodule