public void Add(TCLPin pin)
{
if (m_pins.ContainsKey(pin.Name))
{
return;
throw new ArgumentException("A pin named " + pin.Name + " has already been added");
}
m_pins.Add(pin.Name, pin);
}
public override void ParseDesign(NetlistContainer nlc, Command caller)
{
TCLContainer container = (TCLContainer)nlc;
Regex commentRegexp = new Regex(@"^\s*#", RegexOptions.Compiled);
StreamReader sr = new StreamReader(m_fileName);
FileInfo fi = new FileInfo(m_fileName);
long charCount = 0;
string line = "";
while ((line = sr.ReadLine()) != null)
{
//Console.WriteLine(line);
if (line.Equals("debug"))
{
}
charCount += line.Length;
if (caller.PrintProgress)
{
caller.ProgressInfo.Progress = (int)((double)charCount / (double)fi.Length * caller.ProgressShare);
}
if (commentRegexp.IsMatch(line))
{
continue;
}
int length = line.IndexOf('=');
string linePrefix = line.Substring(0, length);
string[] atoms = line.Split(';');
caller.Watch.Start("switch");
switch (linePrefix)
{
case "Cell":
// BEL=IOB33.INBUF_EN(0),CLASS=cell(1),
TCLInstance cellInstance = new TCLInstance();
cellInstance.AddCode(line);
foreach (string atom in atoms.Where(a => !string.IsNullOrEmpty(a)))
{
string atomPrefix;
string atomData;
bool readOnly;
bool property;
Decompose(atom, out atomPrefix, out atomData, out readOnly, out property);
// store special properties (i.e. name or properties that need ot modified)
switch (atomPrefix)
{
case "NAME":
cellInstance.Name = atomData;
// flatten hierarchy to ease/enable netlist relocation
cellInstance.Name = cellInstance.Name.Replace('/', '_');
break;
case "LOC":
Slice s = FPGA.FPGA.Instance.GetSlice(atomData);
cellInstance.SliceName = s.SliceName;
cellInstance.SliceType = s.SliceType;
cellInstance.SliceNumber = s.ContainingTile.GetSliceNumberByName(s.SliceName);
cellInstance.TileKey = s.ContainingTile.TileKey;
cellInstance.Location = s.ContainingTile.Location;
cellInstance.LocationX = s.ContainingTile.LocationX;
cellInstance.LocationY = s.ContainingTile.LocationY;
// we need a name and a location to add the instance
break;
case "BEL":
cellInstance.BELType = atomData.Substring(atomData.LastIndexOf(".") + 1);
break;
}
// Primitive is not a Xilinx primitive property, but denotes a primitive instance in a GoAhead netlist (*.viv_rpt
if (property)
{
cellInstance.Properties.SetProperty(atomPrefix, atomData, readOnly);
}
}
container.Add(cellInstance);
break;
case "Net":
// Net=I_IBUF[0],Routing={},BelPin=SLICE_X20Y6/D6LUT/A5,BelPin=SLICE_X20Y11/C6LUT/A6,BelPin=IOB_X0Y1/INBUF_EN/OUT
TCLNet net = new TCLNet("replacedLater");
net.AddCode(line);
foreach (string atom in atoms.Where(a => !string.IsNullOrEmpty(a)))
{
string atomPrefix;
string atomData;
bool readOnly;
bool property;
Decompose(atom, out atomPrefix, out atomData, out readOnly, out property);
switch (atomPrefix)
{
case "Net":
net.Name = atomData;
// flatten hierarchy to ease/enable netlist relocation
net.Name = net.Name.Replace('/', '_');
// we need a name to add the net
container.Add(net);
break;
case "Nodes":
net.RoutingTree = new TCLRoutingTree();
net.RoutingTree.Root = new TCLRoutingTreeNode(null, null);
net.RoutingTree.Root.VirtualNode = true;
net.NodeNet = true;
string[] nodes = atomData.Split(' ');
foreach (string node in nodes)
{
string nodeTileName = node.Substring(0, node.IndexOf('/'));
string nodePortName = node.Substring(node.IndexOf('/') + 1);
TCLRoutingTreeNode routingNode = new TCLRoutingTreeNode(FPGA.FPGA.Instance.GetTile(nodeTileName), new Port(nodePortName));
net.RoutingTree.Root.Children.Add(routingNode);
}
break;
case "BelPin":
// BelPin=IOB_X0Y1/INBUF_EN/OUT
string[] hierarchy = atomData.Split('/');
string sliceName = hierarchy[0];
string belName = hierarchy[1];
string portName = hierarchy[2];
Instance instance = container.GetInstanceBySliceName(sliceName, belName);
// inst ist manchmal null, kommt bei ROUTETHROUGH vor, also zb A6 und es wird durch die LUT durchgeroutet
Slice slice = FPGA.FPGA.Instance.GetSlice(sliceName);
NetPin netPin;
if (slice.PortMapping.IsSliceInPort(portName))
{
netPin = new NetInpin();
netPin.TileName = slice.ContainingTile.Location;
}
else if (slice.PortMapping.IsSliceOutPort(portName))
{
netPin = new NetOutpin();
net.OutpinInstance = instance;
netPin.TileName = slice.ContainingTile.Location;
}
else
{
throw new ArgumentException("Cannot resolve direction of bel pin " + portName + " in line " + line);
}
netPin.InstanceName = instance != null? instance.Name : "unknown instance";
netPin.SliceName = sliceName;
netPin.SlicePort = portName;
netPin.Code = atomData;
net.Add(netPin);
break;
case "ROUTE":
case "FIXED_ROUTE":
// we need the property TYPE before we can pasrs the net
if (net.Properties.HasProperty("TYPE"))
{
// parse now
net.RoutingTree = new TCLRoutingTree();
if (net.Type == TCLNet.NetType.POWER || net.Type == TCLNet.NetType.GROUND) // TODO more??
{
net.RoutingTree.Root = new TCLRoutingTreeNode(null, null);
net.RoutingTree.Root.VirtualNode = true;
}
ParseRoutingTree(atomData, ref net.RoutingTree.Root);
}
else
{
// parse later
net.SetCode(atomData);
}
// do not set property ROUTE, as the ROUTE property is generated
//net.Properties.SetProperty(atomPrefix, atomData, readOnly);
break;
case "TYPE":
net.Properties.SetProperty(atomPrefix, atomData, readOnly);
net.Type = (TCLNet.NetType)Enum.Parse(typeof(TCLNet.NetType), net.Properties.GetValue("TYPE"));
if (net.RoutingTree == null)
{
net.RoutingTree = new TCLRoutingTree();
if (net.Type == TCLNet.NetType.POWER || net.Type == TCLNet.NetType.GROUND)
{
net.RoutingTree.Root = new TCLRoutingTreeNode(null, null);
net.RoutingTree.Root.VirtualNode = true;
}
ParseRoutingTree(net.GetCode(), ref net.RoutingTree.Root);
}
break;
default:
net.Properties.SetProperty(atomPrefix, atomData, readOnly);
break;
}
}
break;
case "Pin":
TCLPin pin = new TCLPin();
pin.AddCode(line);
foreach (string atom in atoms.Where(a => !string.IsNullOrEmpty(a)))
{
string atomPrefix;
string atomData;
bool readOnly;
bool property;
Decompose(atom, out atomPrefix, out atomData, out readOnly, out property);
switch (atomPrefix)
{
case "Pin":
pin.Name = atomData;
container.Add(pin);
break;
default:
pin.Properties.SetProperty(atomPrefix, atomData, readOnly);
break;
}
}
break;
case "Port":
TCLPort port = new TCLPort();
port.AddCode(line);
foreach (string atom in atoms.Where(a => !string.IsNullOrEmpty(a)))
{
string atomPrefix;
string atomData;
bool readOnly;
bool property;
Decompose(atom, out atomPrefix, out atomData, out readOnly, out property);
switch (atomPrefix)
{
case "Port":
port.ExternalName = atomData;
container.Add(port);
break;
default:
port.Properties.SetProperty(atomPrefix, atomData, readOnly);
break;
}
}
break;
case "Hierarchy":
TCLDesignHierarchy hier = new TCLDesignHierarchy();
hier.AddCode(line);
foreach (string atom in atoms.Where(a => !string.IsNullOrEmpty(a)))
{
string atomPrefix;
string atomData;
bool readOnly;
bool property;
Decompose(atom, out atomPrefix, out atomData, out readOnly, out property);
switch (atomPrefix)
{
case "Hierarchy":
hier.Name = atomData;
container.Add(hier);
break;
default:
hier.Properties.SetProperty(atomPrefix, atomData, readOnly);
break;
}
}
break;
default:
throw new ArgumentException("Unexpected netlist element: " + line);
}
caller.Watch.Stop("switch");
}
foreach (TCLNet n in container.Nets)
{
int pinCount = int.Parse(n.Properties.GetValue("PIN_COUNT"));
int flatPinCount = int.Parse(n.Properties.GetValue("FLAT_PIN_COUNT"));
if (pinCount != flatPinCount)
{
}
if (pinCount != n.NetPinCount)
{
//caller.OutputManager.WriteWarning("PIN_COUNT should match the number of BelPins in " + n.Name);
}
}
foreach (TCLNet n in container.Nets)
{
caller.Watch.Start("SetTiles");
n.SetTiles(caller);
caller.Watch.Stop("SetTiles");
caller.Watch.Start("SetPins");
n.SetPins();
caller.Watch.Stop("SetPins");
}
sr.Close();
}