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fixup! drivertools: Utility code for indexing and traversing signal drivers

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This commit is contained in:
Jannis Harder 2024-04-17 14:52:36 +02:00 • committed by Emily Schmidt
parent d4e3daa9d0
commit d90268f610
2 changed files with 14 additions and 10 deletions
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23
kernel/drivertools.cc
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@ -499,7 +499,7 @@ int DriverMap::DriveBitGraph::count(DriveBitId src)
auto found = more_edges.find(src);
if (found == more_edges.end())
return 2;
return GetSize(found->second);
return GetSize(found->second) + 2;
}
DriverMap::DriveBitId DriverMap::DriveBitGraph::at(DriveBitId src, int index)
@ -688,7 +688,7 @@ void DriverMap::add(DriveBit const &a, DriveBit const &b)
// and use the other end as representative bit.
else if (a_mode == BitMode::DRIVEN_UNIQUE && !(b_mode == BitMode::DRIVEN_UNIQUE || b_mode == BitMode::DRIVEN))
connect_directed_buffer(a_id, b_id);
else if (b_mode == BitMode::DRIVEN_UNIQUE && !(b_mode == BitMode::DRIVEN_UNIQUE || b_mode == BitMode::DRIVEN))
else if (b_mode == BitMode::DRIVEN_UNIQUE && !(a_mode == BitMode::DRIVEN_UNIQUE || a_mode == BitMode::DRIVEN))
connect_directed_buffer(b_id, a_id);
// If either bit only drives a value, store a directed connection from
// it to the other bit.
@ -827,15 +827,18 @@ DriveBit DriverMap::operator()(DriveBit const &bit)
DriveBitId bit_id = id_from_drive_bit(bit);
bit_id = same_driver.find(bit_id);
DriveBitId bit_repr_id = same_driver.find(bit_id);
DriveBit bit_repr = drive_bit_from_id(bit_id);
DriveBit bit_repr = drive_bit_from_id(bit_repr_id);
BitMode mode = bit_mode(bit_repr);
int implicit_driver_count = connected_drivers.count(bit_id);
if (connected_undirected.contains(bit_id) && !oriented_present.count(bit_id))
orient_undirected(bit_id);
if (mode == BitMode::KEEP && bit_repr_id != bit_id)
return bit_repr;
int implicit_driver_count = connected_drivers.count(bit_repr_id);
if (connected_undirected.contains(bit_repr_id) && !oriented_present.count(bit_repr_id))
orient_undirected(bit_repr_id);
DriveBit driver;
@ -843,11 +846,11 @@ DriveBit DriverMap::operator()(DriveBit const &bit)
driver = bit_repr;
for (int i = 0; i != implicit_driver_count; ++i)
driver.merge(drive_bit_from_id(connected_drivers.at(bit_id, i)));
driver.merge(drive_bit_from_id(connected_drivers.at(bit_repr_id, i)));
int oriented_driver_count = connected_oriented.count(bit_id);
int oriented_driver_count = connected_oriented.count(bit_repr_id);
for (int i = 0; i != oriented_driver_count; ++i)
driver.merge(drive_bit_from_id(connected_oriented.at(bit_id, i)));
driver.merge(drive_bit_from_id(connected_oriented.at(bit_repr_id, i)));
return driver;
}