private async Task <LoopPerformanceInfo> VisitLoopAsync(SyntaxNode loopSyntax, MethodPerformanceInfo methodPerformanceInfo)
{
var invocationExpressionSyntaxsInLoop = loopSyntax.DescendantNodes(node => true).OfType <InvocationExpressionSyntax>();
var loopInvocationsList = new List <MethodPerformanceInfo>();
foreach (var invocationExpressionSyntax in invocationExpressionSyntaxsInLoop)
{
var invokedMethodSymbol = _semanticModel.GetSymbolInfo(invocationExpressionSyntax).Symbol as IMethodSymbol;
// Only Drawing invocationSymbols that refer to the current assembly. Not drawing Information about other assemblies...
if (invokedMethodSymbol == null || !Equals(_semanticModel.Compilation.Assembly, invokedMethodSymbol.ContainingAssembly))
{
continue;
}
var invocationPerformanceInfo = await _telemetryDataMapper.GetMethodPerformanceInfoAsync(invokedMethodSymbol).ConfigureAwait(false);
loopInvocationsList.Add(invocationPerformanceInfo);
}
var loopPerformanceInfo = new LoopPerformanceInfo(_predictionEngine, methodPerformanceInfo, loopInvocationsList);
var derivedLoopIterations = TryGetLoopIterationsFromCodeFlow(loopSyntax);
if (derivedLoopIterations != 0)
{
loopPerformanceInfo.PredictedLoopIterations = derivedLoopIterations;
}
PerformanceTags.Add(loopSyntax, new LoopPerformanceTag(loopPerformanceInfo));
return(loopPerformanceInfo);
}
public LoopPerformanceTag(LoopPerformanceInfo loopPerformanceInfo) : base(loopPerformanceInfo.MethodPerformanceInfo)
{
LoopPerformanceInfo = loopPerformanceInfo;
}
public InSituLoopControlViewModel(LoopPerformanceInfo loopPerformanceInfo)
{
LoopPerformanceInfo = loopPerformanceInfo;
// initializing LoopIterations to Average
_loopIterations = LoopPerformanceInfo.PredictedLoopIterations > 0 ? LoopPerformanceInfo.PredictedLoopIterations : LoopPerformanceInfo.AverageLoopIterations;
}
public TimeSpan PredictLoopTime(LoopPerformanceInfo loopPerformanceInfo)
{
// TODO RR: multiply by 1 + workolad
return(loopPerformanceInfo.SingleIterationTime.Multiply(loopPerformanceInfo.PredictedLoopIterations));
}
