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#!/usr/bin/perl
if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
# DESCRIPTION: Verilator: Verilog Test driver/expect definition
#
# Copyright 2003-2009 by Wilson Snyder. This program is free software; you can
# redistribute it and/or modify it under the terms of either the GNU
# Lesser General Public License Version 3 or the Perl Artistic License
# Version 2.0.
$Self->{vlt} or $Self->skip("Verilator only test");
$Self->{golden_out} ||= "t/$Self->{name}.out";
my $stdout_filename = "$Self->{obj_dir}/$Self->{name}__test.vpp";
compile (
verilator_flags2 => ['-DDEF_A0 -DPREDEF_COMMAND_LINE -E'],
verilator_make_gcc=>0,
stdout_filename => $stdout_filename,
);
ok(preproc_check($Self->{top_filename}, $stdout_filename)
&& files_identical($stdout_filename, $Self->{golden_out}));
sub preproc_check {
my $filename1 = shift;
my $filename2 = shift;
my @Line_Checks;
{ # Read line comments.
my $fh = IO::File->new($filename1) or die "%Error: $! $filename1\n";
while (defined(my $line = $fh->getline)) {
if ($line =~ /^Line_Preproc_Check/) {
push @Line_Checks, $.;
}
}
$fh->close;
}
{ # See if output file agrees.
my $fh = IO::File->new($filename2) or die "%Error: $! $filename2\n";
my $lineno = 0;
while (defined(my $line = $fh->getline)) {
$lineno++;
if ($line =~ /^\`line\s+(\d+)/) {
$lineno = $1 - 1;
}
if ($line =~ /^Line_Preproc_Check\s+(\d+)/) {
my $linecmt = $1;
my $check = shift @Line_Checks;
if (!$check) { $Self->error("$filename2:$.: Extra Line_Preproc_Check\n"); }
if ($linecmt != $check) { $Self->error("$filename2:$.: __LINE__ inserted $linecmt, exp=$check\n"); }
if ($lineno != $check) { $Self->error("$filename2:$.: __LINE__ on `line $lineno, exp=$check\n"); }
}
}
$fh->close;
}
if ($Line_Checks[0]) { $Self->error("$filename2: Missing a Line_Preproc_Check\n"); }
return 1;
}
1;
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