1 files changed, 174 insertions, 0 deletions
diff --git a/ext/dsent/model/timing_graph/ElectricalTimingNode.cc b/ext/dsent/model/timing_graph/ElectricalTimingNode.cc
new file mode 100644
index 000000000..d8b2bfd13
--- /dev/null
+++ b/ext/dsent/model/timing_graph/ElectricalTimingNode.cc
@@ -0,0 +1,174 @@
+
+#include "model/timing_graph/ElectricalTimingNode.h"
+#include "model/timing_graph/ElectricalLoad.h"
+
+namespace DSENT
+{
+    // Set the optical node initial visited num
+    const int ElectricalTimingNode::TIMING_NODE_INIT_VISITED_NUM = 0;
+
+    ElectricalTimingNode::ElectricalTimingNode(const String& instance_name_, ElectricalModel* model_)
+        : m_instance_name_(instance_name_), m_model_(model_), m_false_path_(false), m_crit_path_(-1),
+        m_visited_num_(ElectricalTimingNode::TIMING_NODE_INIT_VISITED_NUM), m_delay_left_(0.0)
+    {
+        m_upstream_nodes_ = new vector<ElectricalTimingNode*>();
+        m_downstream_nodes_ = new vector<ElectricalTimingNode*>();
+    }
+
+    ElectricalTimingNode::~ElectricalTimingNode()
+    {
+        delete m_upstream_nodes_;
+        delete m_downstream_nodes_;
+    }
+
+    double ElectricalTimingNode::getMaxUpstreamRes() const
+    {
+        double max_res = 0.0;
+
+        for(unsigned int i = 0; i < m_upstream_nodes_->size(); ++i)
+        {
+            double res = m_upstream_nodes_->at(i)->getMaxUpstreamRes();
+            if(max_res < res)
+            {
+                max_res = res;
+            }
+        }
+        return max_res;
+    }
+    
+    double ElectricalTimingNode::getTotalDownstreamCap() const
+    {
+        double cap_sum = 0;
+        
+        for(unsigned int i = 0; i < m_downstream_nodes_->size(); ++i)
+        {
+            cap_sum += m_downstream_nodes_->at(i)->getTotalDownstreamCap();
+        }
+        
+        return cap_sum;    
+    }
+
+    vector<ElectricalTimingNode*>* ElectricalTimingNode::getUpstreamNodes() const
+    {
+        return m_upstream_nodes_;
+    }
+    
+    vector<ElectricalTimingNode*>* ElectricalTimingNode::getDownstreamNodes() const
+    {
+        return m_downstream_nodes_;
+    }
+
+    const String& ElectricalTimingNode::getInstanceName() const
+    {
+        return m_instance_name_;
+    }
+    
+    ElectricalModel* ElectricalTimingNode::getModel()
+    {
+        return m_model_;
+    }
+    
+    bool ElectricalTimingNode::isDriver() const
+    {
+        return false;
+    }
+
+    bool ElectricalTimingNode::isNet() const
+    {
+        return false;
+    }
+
+    bool ElectricalTimingNode::isLoad() const
+    {
+        return false;
+    }
+    
+
+    const ElectricalModel* ElectricalTimingNode::getModel() const
+    {
+        return (const ElectricalModel*) m_model_;
+    }
+
+    void ElectricalTimingNode::addDownstreamNode(ElectricalTimingNode* node_)
+    {
+        m_downstream_nodes_->push_back(node_);
+        node_->m_upstream_nodes_->push_back(this);
+        return;
+    }
+    
+    void ElectricalTimingNode::setFalsePath(bool false_path_)
+    {
+        m_false_path_ = false_path_;
+        return;
+    }
+    
+    bool ElectricalTimingNode::getFalsePath() const
+    {
+        return m_false_path_;
+    }
+
+
+    //-------------------------------------------------------------------------
+    // Functions for delay optimization
+    //-------------------------------------------------------------------------
+    // By default, electrical timing nodes cannot be sized up/down
+    bool ElectricalTimingNode::hasMaxDrivingStrength() const
+    {
+        return true;
+    }
+
+    bool ElectricalTimingNode::hasMinDrivingStrength() const
+    {
+        return true;
+    }
+    
+    void ElectricalTimingNode::increaseDrivingStrength()
+    {
+        return;
+    }
+
+    void ElectricalTimingNode::decreaseDrivingStrength()
+    {
+        return;
+    }
+    //-------------------------------------------------------------------------
+    
+    //-------------------------------------------------------------------------
+    // Node variables for critical path delay calculations
+    //-------------------------------------------------------------------------
+    void ElectricalTimingNode::setCritPath(int crit_path_)
+    {
+        m_crit_path_ = crit_path_;
+        return;
+    }
+    
+    int ElectricalTimingNode::getCritPath() const
+    {
+        return m_crit_path_;
+    }
+
+    void ElectricalTimingNode::setVisitedNum(int visited_num_)
+    {
+        m_visited_num_ = visited_num_;
+        return;
+    }
+    
+    int ElectricalTimingNode::getVisitedNum() const
+    {
+        return m_visited_num_;
+    }
+    
+    void ElectricalTimingNode::setDelayLeft(double delay_left_)
+    {
+        m_delay_left_ = delay_left_;
+    }
+    
+    double ElectricalTimingNode::getDelayLeft() const
+    {
+        return m_delay_left_;
+    }    
+    //-------------------------------------------------------------------------
+        
+} // namespace DSENT
+
+