// DESCRIPTION: Verilator: Verilog Test module // // This file ONLY is placed under the Creative Commons Public Domain, for // any use, without warranty, 2025 by Wilson Snyder. // SPDX-License-Identifier: CC0-1.0 `define stop $stop `define checkd(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got=%0d exp=%0d\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0); module tb2 (); parameter CLK_PERIOD = 2; reg clk = 1'b0; int messages; always #(CLK_PERIOD / 2) clk = ~clk; always begin static int counter = 0; while (counter < 3) begin counter += 1; $display("[%0t] Running loop %0d", $time, counter); messages += 1; @(posedge clk); end $write("[%0t] *-* All Finished *-*\n", $time); $finish; end final `checkd(messages, 3); endmodule