public PopTreeList Build(ICollection instructions)
{
foreach (Instruction i in instructions)
{
PopTree p = new PopTree(i);
int pops = InstructionInfo.Pops(i, _machineStack.Count);
if (pops > _machineStack.Count)
{
// can happen with exception blocks whose support is flaky.
//Console.WriteLine("Attempting to pop more than machine has: " + i.OpCode.ToString() + " " + i.Operand);
return(null);
}
for (int x = 0; x < pops; x++)
{
p.Consume(Pop());
}
if (InstructionInfo.Pushes(i))
{
Push(p);
}
else
{
_popTreeList.Add(p);
}
}
return(_popTreeList);
}
string VisitPopTree(PopTree parent, string name)
{
// support elements? foo().Field[i].method()
if (name != "Test1")
{
return(null);
}
int d = MaxChain(parent);
if (d > 5)
{
return(name + ":" + d);
}
return(null);
}
public ArrayList FilteredTops(params OpCode[] opcodes)
{
ArrayList tops = new ArrayList();
PopTree current = this;
while (current != null)
{
// Want Continous Chain.
if (!IsOpCode(opcodes, current._instruction.OpCode))
{
return(tops);
}
tops.Add(current);
current = current.LastChild;
}
return(tops);
}
int MaxChain(PopTree tree)
{
if (tree._PopList.Count == 0)
{
return(0);
}
int max = 0;
foreach (PopTree t in tree._PopList)
{
//int d = t.Depth;
ArrayList tops = t.FilteredTops(OpCodes.Call, OpCodes.Calli, OpCodes.Callvirt, OpCodes.Ldfld,
OpCodes.Ldsfld);
if (tops.Count > max)
{
max = tops.Count;
}
}
return(max + 1);
}
public void Push(PopTree t)
{
_machineStack.Push(t);
}
public void Consume(PopTree t)
{
_PopList.Add(t);
}
public void Add(PopTree tree)
{
PopTrees.Add(tree);
}
string VisitPopTree( PopTree parent, string name )
{
// support elements? foo().Field[i].method()
if (name != "Test1")
return null;
int d = MaxChain( parent );
if( d > 5 )
{
return name + ":" + d;
}
return null;
}
public void Push( PopTree t)
{
_machineStack.Push( t );
}
public PopTreeList Build( ICollection instructions )
{
foreach (Instruction i in instructions)
{
PopTree p = new PopTree(i);
int pops = InstructionInfo.Pops(i,_machineStack.Count);
if (pops > _machineStack.Count)
{
// can happen with exception blocks whose support is flaky.
//Console.WriteLine("Attempting to pop more than machine has: " + i.OpCode.ToString() + " " + i.Operand);
return null;
}
for (int x = 0; x < pops; x++)
{
p.Consume(Pop());
}
if (InstructionInfo.Pushes(i))
{
Push(p);
}
else
{
_popTreeList.Add(p);
}
}
return _popTreeList;
}
public void Consume(PopTree t)
{
_PopList.Add(t);
}
public void Add( PopTree tree )
{
PopTrees.Add( tree );
}
int MaxChain(PopTree tree)
{
if (tree._PopList.Count == 0)
return 0;
int max = 0;
foreach (PopTree t in tree._PopList)
{
//int d = t.Depth;
ArrayList tops = t.FilteredTops(OpCodes.Call, OpCodes.Calli, OpCodes.Callvirt, OpCodes.Ldfld,
OpCodes.Ldsfld);
if (tops.Count > max)
max = tops.Count;
}
return max + 1;
}
