verilator/test_regress/t/t_merge_cond_no_motion.pl
Geza Lore 0c2c097377 Add -fno-merge-cond-motion option
This disables code motion during V3MergeCond, for debugging.
2022-06-13 14:16:11 +01:00

35 lines
1.0 KiB
Perl
Executable File

#!/usr/bin/env perl
if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
# DESCRIPTION: Verilator: Verilog Test driver/expect definition
#
# Copyright 2022 by Geza Lore. This program is free software; you
# can redistribute it and/or modify it under the terms of either the GNU
# Lesser General Public License Version 3 or the Perl Artistic License
# Version 2.0.
# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
scenarios(vlt_all => 1);
top_filename("t/t_merge_cond.v");
compile(
verilator_flags2 => ["-unroll-count 64", "--stats", "-fno-merge-cond-motion"],
);
execute(
check_finished => 1,
);
if ($Self->{vlt}) {
# Note, with vltmt this might be split differently, so only checking vlt
file_grep($Self->{stats}, qr/Optimizations, MergeCond merges\s+(\d+)/i,
10);
file_grep($Self->{stats}, qr/Optimizations, MergeCond merged items\s+(\d+)/i,
580);
file_grep($Self->{stats}, qr/Optimizations, MergeCond longest merge\s+(\d+)/i,
64);
}
ok(1);
1;