Clock prerouting Gowin fix?

YosysHQ · May 20, 2024 · 2f1f97a · 2f1f97a
1 parent b7f91e5
commit 2f1f97a
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/himbaechel/uarch/gowin/gowin.cc b/himbaechel/uarch/gowin/gowin.cc
@@ -41,6 +41,7 @@ struct GowinImpl : HimbaechelAPI
 
     // wires
     bool checkPipAvail(PipId pip) const override;
+    bool checkPipAvailForNet(PipId pip, const NetInfo *net) const override;
 
     // Cluster
     bool isClusterStrict(const CellInfo *cell) const { return true; }
@@ -188,6 +189,10 @@ void GowinImpl::init(Context *ctx)
 // We do not allow the use of global wires that bypass a special router.
 bool GowinImpl::checkPipAvail(PipId pip) const { return !gwu.is_global_pip(pip); }
 
+bool GowinImpl::checkPipAvailForNet(PipId pip, const NetInfo *net) const {
+    return checkPipAvail(pip) || ctx->getBoundPipNet(pip) == net;
+}
+
 void GowinImpl::pack()
 {
     if (ctx->settings.count(ctx->id("cst.filename"))) {