Fixed wrong IO type of dbModBTerm for a bus port

Signed-off-by: Jaehyun Kim <jhkim@precisioninno.com>

Author: jhkim-pii

src/dbSta/src/dbReadVerilog.cc

@@ -438,6 +438,7 @@ void Verilog2db::makeModBTerms(Cell* cell, dbModule* module)
   std::unique_ptr<CellPortIterator> cp_iter{network_->portIterator(cell)};
   while (cp_iter->hasNext()) {
     Port* port = cp_iter->next();
+    const dbIoType io_type = staToDb(network_->direction(port));
     if (network_->isBus(port)) {
       // make the bus port as part of the port set for the cell.
       const char* port_name = network_->name(port);
@@ -447,7 +448,6 @@ void Verilog2db::makeModBTerms(Cell* cell, dbModule* module)
                                     network_->fromIndex(port),
                                     network_->toIndex(port));
       bmodterm->setBusPort(dbbusport);
-      const dbIoType io_type = staToDb(network_->direction(port));
       bmodterm->setIoType(io_type);
 
       //
@@ -475,12 +475,11 @@ void Verilog2db::makeModBTerms(Cell* cell, dbModule* module)
           dbbusport->setLast(modbterm);
         }
         dbIoType io_type = staToDb(network_->direction(port));
-        bmodterm->setIoType(io_type);
+        modbterm->setIoType(io_type);
       }
     } else {
       const std::string port_name = network_->name(port);
       dbModBTerm* bmodterm = dbModBTerm::create(module, port_name.c_str());
-      const dbIoType io_type = staToDb(network_->direction(port));
       bmodterm->setIoType(io_type);
       debugPrint(logger_,
                  utl::ODB,