1 files changed, 3 insertions, 1 deletions
diff --git a/src/map/fpga/fpgaCutUtils.c b/src/map/fpga/fpgaCutUtils.c
index 658ea172..7779be1e 100644
--- a/src/map/fpga/fpgaCutUtils.c
+++ b/src/map/fpga/fpgaCutUtils.c
@@ -290,7 +290,9 @@ void Fpga_CutGetParameters( Fpga_Man_t * pMan, Fpga_Cut_t * pCut )
 //            pCut->aFlow += pFaninCut->aFlow / pCut->ppLeaves[i]->nRefs;
             pCut->aFlow += pFaninCut->aFlow / pCut->ppLeaves[i]->aEstFanouts;
     }
-    pCut->tArrival += pMan->pLutLib->pLutDelays[pCut->nLeaves];
+    // use the first pin to compute the delay of the LUT 
+    // (this mapper does not support the variable pin delay model)
+    pCut->tArrival += pMan->pLutLib->pLutDelays[pCut->nLeaves][0];
 }