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fix bugs in drivertools

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This commit is contained in:
Emily Schmidt 2024-05-01 11:47:16 +01:00
parent d90268f610
commit dd5ec84a26
2 changed files with 4 additions and 4 deletions
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4
kernel/drivertools.cc
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@ -680,9 +680,9 @@ void DriverMap::add(DriveBit const &a, DriveBit const &b)
// If either bit is just a wire that we don't need to keep, merge and
// use the other end as representative bit.
if (a_mode == BitMode::NONE)
if (a_mode == BitMode::NONE && !(b_mode == BitMode::DRIVEN_UNIQUE || b_mode == BitMode::DRIVEN))
connect_directed_merge(a_id, b_id);
else if (b_mode == BitMode::NONE)
else if (b_mode == BitMode::NONE && !(a_mode == BitMode::DRIVEN_UNIQUE || a_mode == BitMode::DRIVEN))
connect_directed_merge(b_id, a_id);
// If either bit requires a driven value and has a unique driver, merge
// and use the other end as representative bit.