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// DESCRIPTION: Example pli file for vpassert program
// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2000-2012 by Wilson Snyder.
`timescale 1ns/1ns
module pli;
// A module called PLI is required, to contain the error counts
// This is required with the vpassert --nostop option, which this example uses
// By default (--stop), this file isn't needed at all
integer errors; initial errors = 0;
integer warnings; initial warnings = 0;
// Normally this would be 0 at startup, then become 1 after reset deasserts
// This prevents false assertion checks during reset
integer message_on; initial message_on = 1;
always @ (errors or warnings) begin
`ifdef OPTIONAL_EXIT_ON_WARNING
if (errors!=0 || warnings!=0) begin
$uinfo (0, "Errors/warnings found, exiting!\n");
$finish;
end
`else
if (errors!=0) begin
$uinfo (0, "Errors found, exiting!\n");
$finish;
end
else if (warnings!=0) begin
$uinfo (0, {"Warnings found, ","consider stopping!\n"});
end
`endif
end
endmodule
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