verilator/test_regress/t/t_assert_cover.pl

#!/usr/bin/perl
if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
# DESCRIPTION: Verilator: Verilog Test driver/expect definition
#
# Copyright 2003-2008 by Wilson Snyder. This program is free software; you can
# redistribute it and/or modify it under the terms of either the GNU
# General Public License or the Perl Artistic License.

top_filename("t/t_assert_cover.v");

compile (
	 v_flags2 => [$Self->{v3}?'--assert --sp --coverage-user':''],
	 nc_flags2 => ["+nccovoverwrite +nccoverage+all +nccovtest+$Self->{name}"]
	 );

execute (
	 check_finished=>1,
	 );

if ($Self->{nc}) {
    my $name = $Self->{name};
    my $cf = "$Self->{obj_dir}/${name}__nccover.cf";
    {
	my $fh = IO::File->new(">$cf") or die "%Error: $! writing $cf,";
	$fh->printf("report_summary -module *\n");
	$fh->printf("report_detail -both -instance *\n");
	$fh->printf("report_html -both -instance * > $Self->{obj_dir}/${name}__nccover.html\n");
	$fh->close;
    }
    $Self->_run (logfile=>"$Self->{obj_dir}/${name}__nccover.log",
		      tee=>0,
		      cmd=>[($ENV{VERILATOR_ICCR}||'iccr'),
			    "-test ${name} ${cf}"]);
}

file_grep ($Self->{run_log_filename}, qr/COVER: Cyc==4/);
file_grep ($Self->{run_log_filename}, qr/COVER: Cyc==5/);
file_grep ($Self->{run_log_filename}, qr/COVER: Cyc==6/);

# Allow old Perl format dump, or new binary dump
file_grep ($Self->{coverage_filename}, qr/(cyc_eq_5.*,c=>[^0]|cyc_eq_5.* [1-9][0-9]*\n)/);

ok(1);
1;