private static void PrintILToNativeOffsetAlternative(ClrMethod method, IList <string> lines)
{
DesktopModule module = (DesktopModule)@method.Type.Module;
if (!module.IsPdbLoaded)
{
// Have to load the Pdb, if it's not already loaded!!
string val = module.TryDownloadPdb(null);
if (val != null)
{
module.LoadPdb(val);
}
}
foreach (var location in module.GetSourceLocationsForMethod(@method.MetadataToken))
{
ILOffsetSourceLocation ILLocation = location;
var ilMaps = @method.ILOffsetMap.Where(il => il.ILOffset == ILLocation.ILOffset);
Console.WriteLine("{0:X8} -> {1}:{2}",
location.ILOffset,
Path.GetFileName(location.SourceLocation.FilePath),
location.SourceLocation.LineNumber);
Console.WriteLine(" " + String.Join("\n ",
ilMaps.Select(
ilMap =>
String.Format("[{0:X8}-{1:X8} ({2:X8}-{3:X8})] ILOffset: {4:X2}",
ilMap.StartAddress - @method.NativeCode,
ilMap.EndAddress - @method.NativeCode,
ilMap.StartAddress, ilMap.EndAddress, ilMap.ILOffset))));
var indent = 7;
Console.WriteLine("{0,6}:{1}", location.SourceLocation.LineNumber, lines[location.SourceLocation.LineNumber - 1]);
Console.WriteLine(new string(' ', location.SourceLocation.ColStart - 1 + indent) +
new string('*', location.SourceLocation.ColEnd - location.SourceLocation.ColStart));
}
Console.WriteLine();
}
/// <summary>
/// Code from http://stackoverflow.com/questions/2057781/is-there-a-way-to-get-the-stacktraces-for-all-threads-in-c-like-java-lang-thre/24315960#24315960
/// also see http://stackoverflow.com/questions/31633541/clrmd-throws-exception-when-creating-runtime/31745689#31745689
/// </summary>
public void PrintCodeForMethod(Benchmark benchmark, Process process, IBenchmarkLogger logger, bool printAssembly, bool printIL, bool printDiagnostics)
{
this.process = process;
this.logger = logger;
//Method name format: "BenchmarkDotNet.Samples.Infra.RunFast()" (NOTE: WITHOUT the return type)
var methodInfo = benchmark.Target.Method;
fullTypeName = methodInfo.DeclaringType.FullName;
var methodParams = string.Join(", ", methodInfo.GetParameters().Select(p => p.ParameterType.FullName));
fullMethodName = $"{fullTypeName}.{methodInfo.Name}({methodParams})";
logger?.WriteLine($"\nPrinting Code for Method: {fullMethodName}");
logger?.WriteLine($"\nPrintAssembly={printAssembly}, PrintIL={printIL}");
logger?.WriteLine($"Attaching to process {Path.GetFileName(process.MainModule.FileName)}, Pid={process.Id}");
logger?.WriteLine($"Path {process.MainModule.FileName}");
using (var dataTarget = DataTarget.AttachToProcess(process.Id, 5000, AttachFlag.NonInvasive))
{
var runtime = SetupClrRuntime(dataTarget);
if (printDiagnostics)
{
PrintRuntimeDiagnosticInfo(dataTarget, runtime);
}
if (printAssembly == false && printIL == false)
{
return;
}
ClrType @class = runtime.GetHeap().GetTypeByName(fullTypeName);
ClrMethod @method = @class.Methods.Single(m => m.GetFullSignature() == fullMethodName);
DesktopModule module = (DesktopModule)@method.Type.Module;
if (!module.IsPdbLoaded)
{
string pdbLocation = module.TryDownloadPdb(null);
if (pdbLocation != null)
{
module.LoadPdb(pdbLocation);
}
}
logger?.WriteLine($"Module: {Path.GetFileName(module.Name)}");
logger?.WriteLine($"Type: {method.Type.Name}");
logger?.WriteLine($"Method: {method.Name}");
// TODO work out why this returns locations inside OTHER methods, it's like it doesn't have an upper bound and just keeps going!?
var ilOffsetLocations = module.GetSourceLocationsForMethod(@method.MetadataToken);
string filePath = null;
string[] lines = null;
logger?.WriteLine("");
for (int i = 0; i < ilOffsetLocations.Count; i++)
{
var location = ilOffsetLocations[i];
var ilMaps = @method.ILOffsetMap.Where(il => il.ILOffset == location.ILOffset).ToList();
if (ilMaps.Any() == false)
{
continue;
}
if (lines == null || location.SourceLocation.FilePath != filePath)
{
filePath = location.SourceLocation.FilePath;
lines = File.ReadAllLines(filePath);
logger?.WriteLine($"Parsing file {Path.GetFileName(location.SourceLocation.FilePath)}");
}
PrintLocationAndILMapInfo(@method, location, ilMaps);
PrintSourceCode(lines, location);
if (printAssembly)
{
var debugControl = dataTarget.DebuggerInterface as IDebugControl;
PrintAssemblyCode(@method, ilMaps, runtime, debugControl);
}
}
}
}
