// We are copying the interface of the class StopWatch
public static ThreadCpuStopWatch StartNew()
{
var instance = new ThreadCpuStopWatch();
instance.Reset();
return(instance);
}
public void RegisterMlirAndCbdeInOneStep(SonarAnalysisContext context)
{
if (cbdeExecutablePath == null)
{
return;
}
context.RegisterCompilationAction(
c =>
{
// Do not run CBDE in SonarLint. OutPath is present only when run from S4MSB.
var outPath = unitTest ? Path.GetTempPath() : context.ProjectConfiguration(c.Options).OutPath;
if (string.IsNullOrEmpty(outPath))
{
return;
}
var compilationHash = c.Compilation.GetHashCode();
InitializePathsAndLog(outPath, c.Compilation.Assembly.Name, compilationHash);
Log("CBDE: Compilation phase");
var exporterMetrics = new MlirExporterMetrics();
try
{
var watch = Stopwatch.StartNew();
var cpuWatch = ThreadCpuStopWatch.StartNew();
foreach (var tree in c.Compilation.SyntaxTrees)
{
csSourceFileNames.Add(tree.FilePath);
Log($"CBDE: Generating MLIR for source file {tree.FilePath} in context {compilationHash}");
var mlirFileName = ManglePath(tree.FilePath) + ".mlir";
ExportFunctionMlir(tree, c.Compilation.GetSemanticModel(tree), exporterMetrics, mlirFileName);
LogIfFailure($"- generated mlir file {mlirFileName}");
Log($"CBDE: Done with file {tree.FilePath} in context {compilationHash}");
}
Log($"CBDE: MLIR generation time: {watch.ElapsedMilliseconds} ms");
Log($"CBDE: MLIR generation cpu time: {cpuWatch.ElapsedMilliseconds} ms");
watch.Restart();
RunCbdeAndRaiseIssues(c);
Log($"CBDE: CBDE execution and reporting time: {watch.ElapsedMilliseconds} ms");
Log($"CBDE: CBDE execution and reporting cpu time: {cpuWatch.ElapsedMilliseconds} ms");
Log("CBDE: End of compilation");
lock (MetricsFileLock)
{
File.AppendAllText(cbdeMetricsLogFile, exporterMetrics.Dump());
}
}
catch (Exception e)
{
Log("An exception has occured: " + e.Message + "\n" + e.StackTrace);
var message = $@"Top level error in CBDE handling: {e.Message}
Details: {moreDetailsMessage}
Inner exception: {e.InnerException}
Stack trace: {e.StackTrace}";
// Roslyn/MSBuild is currently cutting exception message at the end of the line instead
// of displaying the full message. As a workaround, we replace the line ending with ' ## '.
// See https://github.com/dotnet/roslyn/issues/1455 and https://github.com/dotnet/roslyn/issues/24346
throw new CbdeException(message.Replace("\n", " ## ").Replace("\r", ""));
}
});
}
private void RegisterMlirAndCbdeInOneStep(SonarAnalysisContext context)
{
context.RegisterCompilationAction(
c =>
{
emitLog = Environment.GetEnvironmentVariables().Contains("SONAR_DOTNET_INTERNAL_LOG_CBDE");
if (!shouldRunInContext(c))
{
return;
}
var compilationHash = c.Compilation.GetHashCode();
InitializePathsAndLog(c.Compilation.Assembly.Name, compilationHash);
Log("CBDE: Compilation phase");
var exporterMetrics = new MlirExporterMetrics();
try
{
var watch = Stopwatch.StartNew();
var cpuWatch = ThreadCpuStopWatch.StartNew();
foreach (var tree in c.Compilation.SyntaxTrees)
{
csSourceFileNames.Add(tree.FilePath);
Log($"CBDE: Generating MLIR for source file {tree.FilePath} in context {compilationHash}");
var mlirFileName = ManglePath(tree.FilePath) + ".mlir";
ExportFunctionMlir(tree, c.Compilation.GetSemanticModel(tree), exporterMetrics, mlirFileName);
LogIfFailure($"- generated mlir file {mlirFileName}");
Log($"CBDE: Done with file {tree.FilePath} in context {compilationHash}");
}
Log($"CBDE: MLIR generation time: {watch.ElapsedMilliseconds} ms");
Log($"CBDE: MLIR generation cpu time: {cpuWatch.ElapsedMilliseconds} ms");
watch.Restart();
RunCbdeAndRaiseIssues(c);
Log($"CBDE: CBDE execution and reporting time: {watch.ElapsedMilliseconds} ms");
Log($"CBDE: CBDE execution and reporting cpu time: {cpuWatch.ElapsedMilliseconds} ms");
Log("CBDE: End of compilation");
lock (metricsFileLock)
{
File.AppendAllText(cbdeMetricsLogFile, exporterMetrics.Dump());
}
}
catch (Exception e)
{
Log("An exception has occured: " + e.Message + "\n" + e.StackTrace);
throw new CbdeException($"Top level error in CBDE handling: {e.Message}{this.moreDetailsMessage}");
}
});
}
private void ExportFunctionMlir(SyntaxTree tree, SemanticModel model, MlirExporterMetrics exporterMetrics, string mlirFileName)
{
using (var mlirStreamWriter = new StreamWriter(Path.Combine(cbdeDirectoryAssembly, mlirFileName)))
{
StringBuilder perfLog = new StringBuilder();
perfLog.AppendLine(tree.GetRoot().GetLocation().GetLineSpan().Path);
var mlirExporter = new MlirExporter(mlirStreamWriter, model, exporterMetrics, true);
foreach (var method in tree.GetRoot().DescendantNodes().OfType <MethodDeclarationSyntax>())
{
var watch = System.Diagnostics.Stopwatch.StartNew();
var cpuWatch = ThreadCpuStopWatch.StartNew();
mlirExporter.ExportFunction(method);
perfLog.AppendLine(method.Identifier + " " + watch.ElapsedMilliseconds);
perfLog.AppendLine(method.Identifier + " " + cpuWatch.ElapsedMilliseconds);
}
PerformanceLog(perfLog.ToString() + "\n");
}
}
