74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
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#include "model/timing_graph/ElectricalTimingOptimizer.h"
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#include "model/PortInfo.h"
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#include "model/ModelGen.h"
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#include "model/std_cells/StdCell.h"
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#include "model/std_cells/StdCellLib.h"
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#include "model/timing_graph/ElectricalNet.h"
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#include "model/timing_graph/ElectricalTimingTree.h"
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namespace DSENT
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{
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ElectricalTimingOptimizer::ElectricalTimingOptimizer(const String& instance_name_, const TechModel* tech_model_)
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: ElectricalModel(instance_name_, tech_model_), m_model_(NULL)
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{}
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ElectricalTimingOptimizer::~ElectricalTimingOptimizer()
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{}
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void ElectricalTimingOptimizer::setModel(ElectricalModel* model_)
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{
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m_model_ = model_;
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return;
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}
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ElectricalModel* ElectricalTimingOptimizer::getModel()
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{
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return m_model_;
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}
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void ElectricalTimingOptimizer::constructModel()
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{
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if(getModel() == NULL)
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{
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return;
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}
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const Map<PortInfo*>* port_info = getModel()->getInputs();
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Map<PortInfo*>::ConstIterator it_begin = port_info->begin();
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Map<PortInfo*>::ConstIterator it_end = port_info->end();
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Map<PortInfo*>::ConstIterator it;
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for(it = it_begin; it != it_end; ++it)
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{
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const String& port_name = it->first;
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const PortInfo* port_info = it->second;
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StdCell* inv0 = getTechModel()->getStdCellLib()->createStdCell("INV", port_name + "Driver0");
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inv0->construct();
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StdCell* inv1 = getTechModel()->getStdCellLib()->createStdCell("INV", port_name + "Driver1");
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inv1->construct();
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addSubInstances(inv0, 1.0);
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addSubInstances(inv1, 1.0);
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createInputPort(port_name, port_info->getNetIndex());
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createNet(port_name + "Driver0In");
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createNet(port_name + "Driver0Out");
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createNet(port_name + "Driver1Out");
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assignVirtualFanin(port_name + "Driver0In", port_name);
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portConnect(inv0, "A", port_name + "Driver0In");
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portConnect(inv0, "Y", port_name + "Driver0Out");
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portConnect(inv1, "A", port_name + "Driver0Out");
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portConnect(inv1, "Y", port_name + "Driver1Out");
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createNet(port_name + "In", port_info->getNetIndex());
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assignVirtualFanout(port_name + "In", port_name + "Driver1Out");
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portConnect(getModel(), port_name, port_name + "In");
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}
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return;
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}
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}// namespace DSENT
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