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| author | David Shah <dave@ds0.me> | 2019-10-24 10:43:18 +0100 |
|---|---|---|
| committer | David Shah <dave@ds0.me> | 2019-10-24 10:43:18 +0100 |
| commit | 8343488bdf6ef21844913bd1043e27541b0573c1 (patch) | |
| tree | e5e864f32d898a2619709b0b5d654139d65358bd /common | |
| parent | 4775930e4943fef042b8a4c7e339fefeb1f251be (diff) | |
| download | nextpnr-8343488bdf6ef21844913bd1043e27541b0573c1.tar.gz nextpnr-8343488bdf6ef21844913bd1043e27541b0573c1.tar.bz2 nextpnr-8343488bdf6ef21844913bd1043e27541b0573c1.zip | |
sdf: Improve SDF output
Signed-off-by: David Shah <dave@ds0.me>
Diffstat (limited to 'common')
| -rw-r--r-- | common/sdf.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/common/sdf.cc b/common/sdf.cc index 07773a6a..769728e4 100644 --- a/common/sdf.cc +++ b/common/sdf.cc @@ -253,9 +253,13 @@ void Context::writeSDF(std::ostream &out) const TimingPortClass cls = getPortTimingClass(ci, port.first, clockCount); if (cls == TMG_IGNORE) continue; + if (port.second.net == nullptr) + continue; // Ignore disconnected ports if (port.second.type != PORT_IN) { // Add combinational paths to this output (or inout) for (auto other : ci->ports) { + if (other.second.net == nullptr) + continue; if (other.second.type == PORT_OUT) continue; DelayInfo dly; |