public virtual void ReplaceStatement(Statement oldstat, Statement newstat)
{
foreach (StatEdge edge in oldstat.GetAllPredecessorEdges())
{
oldstat.RemovePredecessor(edge);
edge.GetSource().ChangeEdgeNode(Direction_Forward, edge, newstat);
newstat.AddPredecessor(edge);
}
foreach (StatEdge edge in oldstat.GetAllSuccessorEdges())
{
oldstat.RemoveSuccessor(edge);
edge.SetSource(newstat);
newstat.AddSuccessor(edge);
}
int statindex = stats.GetIndexByKey(oldstat.id);
stats.RemoveWithKey(oldstat.id);
stats.AddWithKeyAndIndex(statindex, newstat, newstat.id);
newstat.SetParent(this);
newstat.post = oldstat.post;
if (first == oldstat)
{
first = newstat;
}
List <StatEdge> lst = new List <StatEdge>(oldstat.GetLabelEdges());
for (int i = lst.Count - 1; i >= 0; i--)
{
StatEdge edge = lst[i];
if (edge.GetSource() != newstat)
{
newstat.AddLabeledEdge(edge);
}
else if (this == edge.GetDestination() || this.ContainsStatementStrict(edge.GetDestination
()))
{
edge.closure = null;
}
else
{
this.AddLabeledEdge(edge);
}
}
oldstat.GetLabelEdges().Clear();
}
public virtual void AddInstruction(int index, Instruction inst, int offset)
{
collinstr.AddWithKeyAndIndex(index, inst, offset);
}