private bool TryFindVerilogMemPort(string ioName, MemoryIO memory, out IContainerIO foundIO)
{
foreach (MemPort port in memory.GetIOInOrder())
{
if (ioName.Contains(port.Name))
{
int portNameStart = ioName.IndexOf(port.Name);
string remaining = ioName.Substring(0, portNameStart);
string portPath = ioName.Substring(portNameStart);
if (TryFindIO(portPath, memory, false, out foundIO))
{
if (foundIO is ScalarIO)
{
return(true);
}
if (TryFindIO(remaining, foundIO, false, out var fullFoundIO))
{
if (fullFoundIO is not ScalarIO)
{
foundIO = null;
return(false);
}
foundIO = fullFoundIO;
return(true);
}
}
}
}
foundIO = null;
return(false);
}
public bool TryGetIO(string ioName, out IContainerIO container)
{
if (MemIO.TryGetIO(ioName, out IContainerIO innerIO))
{
container = innerIO;
return(true);
}
container = null;
return(false);
}
public override bool TryGetIO(string ioName, out IContainerIO container)
{
if (base.TryGetIO(ioName, out container))
{
return(true);
}
else if (DataOut.TryGetIO(ioName, out container))
{
return(true);
}
return(false);
}
public bool TryGetIO(string ioName, out IContainerIO container)
{
foreach (var condMod in ConditionalModules)
{
if (condMod.Mod.TryGetIO(ioName, out container))
{
return(true);
}
}
container = null;
return(false);
}
private IContainerIO GetModuleContainer(Span <string> modulePath, bool isVerilogVCD)
{
IContainerIO rootContainer = MainModule;
IContainerIO moduleIO = null;
if (rootContainer.TryGetIO(modulePath, out moduleIO))
{
return(moduleIO);
}
if (!(!isVerilogVCD && (modulePath[^ 1].EndsWith("_w") || modulePath[^ 1].EndsWith("_r"))))
public override bool TryGetIO(string ioName, out IContainerIO container)
{
if (int.TryParse(ioName, out int index))
{
if (index >= IO.Length || index < 0)
{
container = null;
return(false);
}
container = IO[index];
return(true);
}
container = null;
return(false);
}
public bool TryGetIOInternal(string ioName, bool lookUp, out IContainerIO container)
{
if (NameToIO.TryGetValue(ioName, out FIRIO innerIO))
{
container = innerIO;
return(true);
}
if (InternalIO.TryGetValue(ioName, out FIRIO io))
{
container = io;
return(true);
}
if (lookUp)
{
foreach (var condNode in Nodes.OfType <Conditional>())
{
foreach (var condMod in condNode.CondMods)
{
if (condMod.Mod.TryGetIO(ioName, out container))
{
return(true);
}
}
}
}
if (IsConditional && ResideIn.TryGetIOInternal(ioName, false, out container))
{
return(true);
}
container = null;
return(false);
}
public override bool TryGetIO(string ioName, out IContainerIO container)
{
container = null;
return(false);
}
public abstract bool TryGetIO(string ioName, out IContainerIO container);
public override bool TryGetIO(string ioName, out IContainerIO container)
{
return(TryGetIOInternal(ioName, true, out container));
}
private bool TryFindIO(string ioName, IContainerIO container, bool isVerilogVCD, out IContainerIO foundIO)
{
string remainingName = ioName;
string searchName = remainingName;
while (true)
{
if (container.TryGetIO(searchName, out foundIO))
{
container = foundIO;
//Remove found name from what still needs to be found
remainingName = remainingName.Substring(searchName.Length);
//Also remove _ from the name as firrtl uses it as an io name
//separator
if (remainingName.Length > 0)
{
remainingName = remainingName.Substring(1);
}
if (remainingName.Length == 0)
{
return(true);
}
//Verilog represents memport names in a wierd way in the vcd
//which is why that case has to be specially handled
if (isVerilogVCD && container is MemoryIO memory && memory.GetDataType() is AggregateIO)
{
if (TryFindVerilogMemPort(remainingName, memory, out foundIO))
{
return(true);
}
foundIO = null;
return(false);
}
if (container is ScalarIO)
{
foundIO = null;
return(false);
}
if (container is DuplexIO duplex)
{
if (remainingName.EndsWith("/in"))
{
container = duplex.GetInput();
remainingName = remainingName.Substring(0, remainingName.Length - "/in".Length);
}
else
{
container = duplex.GetOutput();
}
}
searchName = remainingName;
}
else
{
int _index = searchName.LastIndexOf('_');
if (_index == -1)
{
foundIO = null;
return(false);
}
searchName = searchName.Substring(0, _index);
}
}
}
