verilator/test_regress/t/t_sys_monitor.v
2020-11-29 11:31:38 -05:00

46 lines
1014 B
Systemverilog

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2020 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0
module t(/*AUTOARG*/
// Inputs
clk
);
input clk;
int cyc = 0;
// Test loop
always @ (posedge clk) begin
cyc <= cyc + 1;
if (cyc == 10) begin
$monitor("[%0t] cyc=%0d", $time, cyc);
end
else if (cyc == 17) begin
$monitorb(cyc, "b");
end
else if (cyc == 18) begin
$monitorh(cyc, "h");
end
else if (cyc == 19) begin
$monitoro(cyc, "o");
end
else if (cyc == 22) begin
$monitor("[%0t] cyc=%0d new-monitor", $time, cyc);
end
else if (cyc == 24) begin
$monitoroff;
end
else if (cyc == 26) begin
$monitoron;
end
else if (cyc == 30) begin
$write("*-* All Finished *-*\n");
$finish;
end
end
endmodule