1#!/usr/bin/env perl 2if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; } 3# DESCRIPTION: Verilator: Verilog Test driver/expect definition 4# 5# Copyright 2003-2009 by Wilson Snyder. This program is free software; you 6# can redistribute it and/or modify it under the terms of either the GNU 7# Lesser General Public License Version 3 or the Perl Artistic License 8# Version 2.0. 9# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0 10 11scenarios(vlt => 1); 12 13my $stdout_filename = "$Self->{obj_dir}/$Self->{name}__test.vpp"; 14 15compile( 16 verilator_flags2 => ['-DDEF_A0 -DPREDEF_COMMAND_LINE -E'], 17 verilator_make_gmake => 0, 18 make_top_shell => 0, 19 make_main => 0, 20 stdout_filename => $stdout_filename, 21 ); 22 23preproc_check($Self->{top_filename}, $stdout_filename); 24files_identical($stdout_filename, $Self->{golden_filename}); 25ok(1); 26 27sub preproc_check { 28 my $filename1 = shift; 29 my $filename2 = shift; 30 31 my @Line_Checks; 32 { # Read line comments. 33 my $fh = IO::File->new($filename1) or die "%Error: $! $filename1\n"; 34 while (defined(my $line = $fh->getline)) { 35 if ($line =~ /^Line_Preproc_Check/) { 36 push @Line_Checks, $.; 37 } 38 } 39 $fh->close; 40 } 41 { # See if output file agrees. 42 my $fh = IO::File->new($filename2) or die "%Error: $! $filename2\n"; 43 my $lineno = 0; 44 while (defined(my $line = $fh->getline)) { 45 $lineno++; 46 if ($line =~ /^\`line\s+(\d+)/) { 47 $lineno = $1 - 1; 48 } 49 if ($line =~ /^Line_Preproc_Check\s+(\d+)/) { 50 my $linecmt = $1; 51 my $check = shift @Line_Checks; 52 if (!$check) { error("$filename2:$.: Extra Line_Preproc_Check\n"); } 53 if ($linecmt != $check) { error("$filename2:$.: __LINE__ inserted $linecmt, exp=$check\n"); } 54 if ($lineno != $check) { error("$filename2:$.: __LINE__ on `line $lineno, exp=$check\n"); } 55 } 56 } 57 $fh->close; 58 } 59 if ($Line_Checks[0]) { error("$filename2: Missing a Line_Preproc_Check\n"); } 60} 61 621; 63