Add "checkPipAvailForNet" to Arch API.

This is important for distiguishing valid pseudo pips in the FPGA
interchange arch. This also avoids a double or triple lookup of
pip->net map.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/common/base_arch.h b/common/base_arch.h
index 84629977..d4efe9ce 100644
--- a/common/base_arch.h
+++ b/common/base_arch.h
@@ -243,6 +243,11 @@ template <typename R> struct BaseArch : ArchAPI<R>
         p2n_entry = nullptr;
     }
     virtual bool checkPipAvail(PipId pip) const override { return getBoundPipNet(pip) == nullptr; }
+    virtual bool checkPipAvailForNet(PipId pip, NetInfo *net) const override
+    {
+        NetInfo *bound_net = getBoundPipNet(pip);
+        return bound_net == nullptr || bound_net == net;
+    }
     virtual NetInfo *getBoundPipNet(PipId pip) const override
     {
         auto fnd = base_pip2net.find(pip);