mirror of
https://github.com/verilator/verilator.git
synced 2025-04-05 04:02:37 +00:00
61 lines
2.1 KiB
Perl
Executable File
61 lines
2.1 KiB
Perl
Executable File
#!/usr/bin/env perl
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if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
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# DESCRIPTION: Verilator: Hacky import order checker, used to ensure all getters
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# come before setters for consistent codegen when using autocxx (#5182)
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#
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# Copyright 2024 by Wilson Snyder. This program is free software; you
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# can redistribute it and/or modify it under the terms of either the GNU
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# Lesser General Public License Version 3 or the Perl Artistic License
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# Version 2.0.
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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scenarios(dist => 1);
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my $root = "..";
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### Must trim output before and after our file list
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my %files = %{get_source_files($root)};
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foreach my $file (sort keys %files) {
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my $filename = "$root/$file";
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next if !-f $filename; # git file might be deleted but not yet staged
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next unless $file =~ /include.*verilated.*\.(h)(\.in)?$/;
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next if $file =~ /gtkwave/;
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my $contents = file_contents($filename);
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my %seen_setters;
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my %seen_getters;
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foreach my $line (split(/\n/, $contents . "\n\n")) {
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next if $line =~ /^\s*\/\//; # skip commented lines
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if($line =~ /\s*void\s+([a-zA-Z0-9]+)\([a-zA-Z0-9]+.*/) {
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my $setter_name = $1;
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$seen_setters{$setter_name} = 1;
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} else {
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next unless $line =~ /\s*[a-zA-Z0-9]+\s+([a-zA-Z0-9]+)\(\s*\)/;
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my $getter_name = $1;
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if($file =~ /verilated_sc_trace/ and $getter_name == "cycle") {
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next; # hardcoded check for cycle() which looks like a setter but isn't
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}
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if(exists $seen_setters{$getter_name} and not (exists $seen_getters{$getter_name})) {
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error("$getter_name came after its setter in $file");
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}
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$seen_getters{$getter_name} = 1;
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}
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}
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}
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ok(1);
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1;
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sub get_source_files {
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my $root = shift;
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my $git_files = `cd $root && git ls-files`;
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print "MF $git_files\n" if $Self->{verbose};
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my %files;
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foreach my $file (split /\s+/, $git_files) {
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next if $file eq '';
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$files{$file} |= 1;
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}
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return \%files;
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}
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