1 files changed, 4 insertions, 0 deletions
diff --git a/fpga_interchange/luts.h b/fpga_interchange/luts.h
index dec5a9d6..5a46b3ed 100644
--- a/fpga_interchange/luts.h
+++ b/fpga_interchange/luts.h
@@ -51,10 +51,14 @@ struct LutCell
 
 struct LutBel
 {
+    IdString name;
+
     // LUT BEL pins to LUT array index.
     std::vector<IdString> pins;
     std::unordered_map<IdString, size_t> pin_to_index;
 
+    IdString output_pin;
+
     // What part of the LUT equation does this LUT output use?
     // This assumes contiguous LUT bits.
     uint32_t low_bit;