write_timing_model escaped port resolves #222

Signed-off-by: James Cherry <cherry@parallaxsw.com>

liberty/LibertyBuilder.cc

@@ -59,8 +59,7 @@ LibertyPort *
 LibertyBuilder::makePort(LibertyCell *cell,
 			 const char *port_name)
 {
-  string sta_name = portLibertyToSta(port_name);
+  LibertyPort *port = new LibertyPort(cell, port_name, false, nullptr,
-  LibertyPort *port = new LibertyPort(cell, sta_name.c_str(), false, nullptr,
                                       -1, -1, false, nullptr);
   cell->addPort(port);
   return port;
@@ -73,12 +72,11 @@ LibertyBuilder::makeBusPort(LibertyCell *cell,
 			    int to_index,
 			    BusDcl *bus_dcl)
 {
-  string sta_name = portLibertyToSta(bus_name);
+  LibertyPort *port = new LibertyPort(cell, bus_name, true, bus_dcl,
-  LibertyPort *port = new LibertyPort(cell, sta_name.c_str(), true, bus_dcl,
                                       from_index, to_index,
 				      false, new ConcretePortSeq);
   cell->addPort(port);
-  makeBusPortBits(cell->library(), cell, port, sta_name.c_str(), from_index, to_index);
+  makeBusPortBits(cell->library(), cell, port, bus_name, from_index, to_index);
   return port;
 }
 

liberty/LibertyReader.cc

@@ -2215,7 +2215,7 @@ LibertyReader::makeStatetable()
     for (const string &internal : statetable_->internalPorts()) {
       LibertyPort *port = cell_->findLibertyPort(internal.c_str());
       if (port == nullptr)
-	port = builder_.makePort(cell_, internal.c_str());
+	port = makePort(cell_, internal.c_str());
       internal_ports.push_back(port);
     }
     cell_->makeStatetable(input_ports, internal_ports, statetable_->table());
@@ -3181,7 +3181,7 @@ LibertyReader::beginPin(LibertyGroup *group)
 	  debugPrint(debug_, "liberty", 1, " port %s", name);
 	  LibertyPort *port = findPort(name);
 	  if (port == nullptr)
-	    port = builder_.makePort(cell_, name);
+	    port = makePort(cell_, name);
 	  ports_->push_back(port);
 	}
 	else
@@ -3195,7 +3195,7 @@ LibertyReader::beginPin(LibertyGroup *group)
 	if (param->isString()) {
 	  const char *name = param->stringValue();
 	  debugPrint(debug_, "liberty", 1, " port %s", name);
-	  LibertyPort *port = builder_.makePort(cell_, name);
+	  LibertyPort *port = makePort(cell_, name);
 	  ports_->push_back(port);
 	}
 	else
@@ -3207,6 +3207,25 @@ LibertyReader::beginPin(LibertyGroup *group)
   }
 }
 
+LibertyPort *
+LibertyReader::makePort(LibertyCell *cell,
+                        const char *port_name)
+{
+  string sta_name = portLibertyToSta(port_name);
+  return builder_.makePort(cell, sta_name.c_str());
+}
+
+LibertyPort *
+LibertyReader::makeBusPort(LibertyCell *cell,
+                           const char *bus_name,
+                           int from_index,
+                           int to_index,
+                           BusDcl *bus_dcl)
+{
+  string sta_name = portLibertyToSta(bus_name);
+  return builder_.makeBusPort(cell, bus_name, from_index, to_index, bus_dcl);
+}
+
 void
 LibertyReader::endPin(LibertyGroup *)
 {
@@ -3317,7 +3336,7 @@ LibertyReader::visitBusType(LibertyAttr *attr)
       if (bus_dcl) {
         for (const char *name : bus_names_) {
 	  debugPrint(debug_, "liberty", 1, " bus %s", name);
-	  LibertyPort *port = builder_.makeBusPort(cell_, name, bus_dcl->from(),
+	  LibertyPort *port = makeBusPort(cell_, name, bus_dcl->from(),
                                           bus_dcl->to(), bus_dcl);
 	  ports_->push_back(port);
 	}
@@ -3363,7 +3382,7 @@ LibertyReader::visitMembers(LibertyAttr *attr)
 	    const char *port_name = value->stringValue();
 	    LibertyPort *port = findPort(port_name);
 	    if (port == nullptr)
-	      port = builder_.makePort(cell_, port_name);
+	      port = makePort(cell_, port_name);
 	    members->push_back(port);
 	  }
 	  else
@@ -3964,16 +3983,16 @@ LibertyReader::beginSequential(LibertyGroup *group,
     LibertyPort *out_port_inv = nullptr;
     if (out_name) {
       if (has_size)
-	out_port = builder_.makeBusPort(cell_, out_name, size - 1, 0, nullptr);
+	out_port = makeBusPort(cell_, out_name, size - 1, 0, nullptr);
       else
-	out_port = builder_.makePort(cell_, out_name);
+	out_port = makePort(cell_, out_name);
       out_port->setDirection(PortDirection::internal());
     }
     if (out_inv_name) {
       if (has_size)
-	out_port_inv = builder_.makeBusPort(cell_, out_inv_name, size - 1, 0, nullptr);
+	out_port_inv = makeBusPort(cell_, out_inv_name, size - 1, 0, nullptr);
       else
-	out_port_inv = builder_.makePort(cell_, out_inv_name);
+	out_port_inv = makePort(cell_, out_inv_name);
       out_port_inv->setDirection(PortDirection::internal());
     }
     sequential_ = new SequentialGroup(is_register, is_bank,
@@ -4791,7 +4810,7 @@ LibertyReader::beginLut(LibertyGroup *group)
 	while (parser.hasNext()) {
 	  char *name = parser.next();
 	  if (name[0] != '\0') {
-	    LibertyPort *port = builder_.makePort(cell_, name);
+	    LibertyPort *port = makePort(cell_, name);
 	    port->setDirection(PortDirection::internal());
 	  }
 	}

liberty/LibertyReaderPvt.hh

@@ -500,6 +500,14 @@ public:
 			const char *port_name);
 
 protected:
+  LibertyPort *makePort(LibertyCell *cell,
+                        const char *port_name);
+  LibertyPort *makeBusPort(LibertyCell *cell,
+                           const char *bus_name,
+                           int from_index,
+                           int to_index,
+                           BusDcl *bus_dcl);
+
   TimingModel *makeScalarCheckModel(float value,
                                     ScaleFactorType scale_factor_type,
                                     const RiseFall *rf);