verilator/test_regress/t/t_initial.v
2010-07-08 20:51:54 -04:00

46 lines
871 B
Verilog

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2003 by Wilson Snyder.
module t (/*AUTOARG*/
// Inputs
clk
);
input clk;
reg _ranit;
`include "t_initial_inc.vh"
// surefire lint_off STMINI
initial assign user_loaded_value = 1;
initial _ranit = 0;
always @ (posedge clk) begin
if (!_ranit) begin
_ranit <= 1;
// Test $time
// surefire lint_off CWECBB
if ($time<20) $write("time<20\n");
// surefire lint_on CWECBB
// Test $write
$write ("[%0t] %m: User loaded ", $time);
$display ("%b", user_loaded_value);
if (user_loaded_value!=1) $stop;
// Test $c
`ifdef VERILATOR
$c ("VL_PRINTF(\"Hi From C++\\n\");");
`endif
user_loaded_value <= 2;
$write("*-* All Finished *-*\n");
$finish;
end
end
endmodule