public override void Visit(Parameter parameter)
{
base.Visit(parameter);
var containers = GetDeclarationContainers();
var container = containers[containers.Count - 2];
AddReference((Node)container, parameter);
}
public void Visit(Parameter parameter)
{
Visit((Node)parameter);
var containers = GetDeclarationContainers();
var container = containers[containers.Count - 2];
AddReference((Node)container, parameter);
}
public virtual void Visit(Parameter parameter)
{
WriteVariable(parameter);
}
/// <inheritdoc />
public override void Visit(Parameter parameter)
{
WriteVariable(parameter);
}
/// <summary>
/// Checks if a function needs to have a stream strucutre added in its declaration
/// </summary>
/// <param name="methodDefinition">the method definition</param>
/// <param name="inputStream">The stage input structure stream.</param>
/// <param name="intermediateStream">the stream structure</param>
/// <param name="outputStream">The stage output stream structure.</param>
/// <param name="visitedMethods">the list of already visited methods</param>
/// <param name="methodsWithStreams">The list of methods that have a streams argument.</param>
/// <returns>true if needed, false otherwise</returns>
private bool PropagateStreamsParameter(MethodDefinition methodDefinition, StructType inputStream, StructType intermediateStream, StructType outputStream, HashSet<MethodDeclaration> visitedMethods, List<MethodDeclaration> methodsWithStreams)
{
var needStream = false;
if (methodDefinition != null)
{
if (visitedMethods.Contains(methodDefinition))
return methodDefinition.Parameters.Count > 0 && methodDefinition.Parameters[0].Type == intermediateStream;
List<StreamUsageInfo> streamUsageInfos;
if (streamsUsages.TryGetValue(methodDefinition, out streamUsageInfos))
{
needStream = streamUsageInfos.Any(x => x.CallType == StreamCallType.Member || x.CallType == StreamCallType.Direct);
visitedMethods.Add(methodDefinition);
List<MethodDeclaration> calls;
if (TryGetMethodCalls(methodDefinition, out calls))
needStream = calls.Aggregate(needStream, (res, calledmethod) => res | PropagateStreamsParameter(calledmethod as MethodDefinition, inputStream, intermediateStream, outputStream, visitedMethods, methodsWithStreams));
if (needStream && !entryPointMethods.Contains(methodDefinition))
{
var param = new Parameter(new TypeName(intermediateStream.Name), "streams");
foreach (var methodRef in mainModuleMixin.ClassReferences.MethodsReferences[methodDefinition])
{
var vre = new VariableReferenceExpression(param.Name) { TypeInference = { Declaration = param, TargetType = param.Type } };
methodRef.Arguments.Insert(0, vre);
}
param.Qualifiers |= ParameterQualifier.InOut;
methodDefinition.Parameters.Insert(0, param);
// If any parameters in the method are streams, then replace by using the intermediate stream
foreach (var parameter in methodDefinition.Parameters)
{
if (parameter.Type == StreamsType.Streams)
{
parameter.Type = new TypeName(intermediateStream.Name);
}
}
methodsWithStreams.Add(methodDefinition);
}
}
TransformStreamsAssignments(methodDefinition, inputStream, intermediateStream, outputStream);
}
return needStream;
}
