1 files changed, 73 insertions, 0 deletions
diff --git a/ext/dsent/model/timing_graph/ElectricalTimingOptimizer.cc b/ext/dsent/model/timing_graph/ElectricalTimingOptimizer.cc
new file mode 100644
index 000000000..dd7b4330a
--- /dev/null
+++ b/ext/dsent/model/timing_graph/ElectricalTimingOptimizer.cc
@@ -0,0 +1,73 @@
+#include "model/timing_graph/ElectricalTimingOptimizer.h"
+
+#include "model/PortInfo.h"
+#include "model/ModelGen.h"
+#include "model/std_cells/StdCell.h"
+#include "model/std_cells/StdCellLib.h"
+#include "model/timing_graph/ElectricalNet.h"
+#include "model/timing_graph/ElectricalTimingTree.h"
+
+namespace DSENT
+{
+    ElectricalTimingOptimizer::ElectricalTimingOptimizer(const String& instance_name_, const TechModel* tech_model_)
+        : ElectricalModel(instance_name_, tech_model_), m_model_(NULL)
+    {}
+
+    ElectricalTimingOptimizer::~ElectricalTimingOptimizer()
+    {}
+
+    void ElectricalTimingOptimizer::setModel(ElectricalModel* model_)
+    {
+        m_model_ = model_;
+        return;
+    }
+
+    ElectricalModel* ElectricalTimingOptimizer::getModel()
+    {
+        return m_model_;
+    }
+
+    void ElectricalTimingOptimizer::constructModel()
+    {
+        if(getModel() == NULL)
+        {
+            return;
+        }
+
+        const Map<PortInfo*>* port_info = getModel()->getInputs();
+        Map<PortInfo*>::ConstIterator it_begin = port_info->begin();
+        Map<PortInfo*>::ConstIterator it_end = port_info->end();
+        Map<PortInfo*>::ConstIterator it;
+
+        for(it = it_begin; it != it_end; ++it)
+        {
+            const String& port_name = it->first;
+            const PortInfo* port_info = it->second;
+            StdCell* inv0 = getTechModel()->getStdCellLib()->createStdCell("INV", port_name + "Driver0");
+            inv0->construct();
+            StdCell* inv1 = getTechModel()->getStdCellLib()->createStdCell("INV", port_name + "Driver1");
+            inv1->construct();
+
+            addSubInstances(inv0, 1.0);
+            addSubInstances(inv1, 1.0);
+
+            createInputPort(port_name, port_info->getNetIndex());
+            createNet(port_name + "Driver0In");
+            createNet(port_name + "Driver0Out");
+            createNet(port_name + "Driver1Out");
+            assignVirtualFanin(port_name + "Driver0In", port_name);
+            portConnect(inv0, "A", port_name + "Driver0In");
+            portConnect(inv0, "Y", port_name + "Driver0Out");
+            portConnect(inv1, "A", port_name + "Driver0Out");
+            portConnect(inv1, "Y", port_name + "Driver1Out");
+
+            createNet(port_name + "In", port_info->getNetIndex());
+            assignVirtualFanout(port_name + "In", port_name + "Driver1Out");
+
+            portConnect(getModel(), port_name, port_name + "In");
+        }
+
+        return;
+    }
+}// namespace DSENT
+