public CorDebugBacktrace (CorDebugThread thread, MicroFrameworkDebuggerSession session) : base (session.ObjectAdapter)
{
this.session = session;
this.thread = thread;
threadId = thread.Id;
frames = new List<CorDebugFrame> (GetFrames (thread));
evalTimestamp = MicroFrameworkDebuggerSession.EvaluationTimestamp;
}
internal CorEvaluationContext (MicroFrameworkDebuggerSession session, CorDebugBacktrace backtrace, int index, DC.EvaluationOptions ops) : base (ops)
{
Session = session;
base.Adapter = session.ObjectAdapter;
frameIndex = index;
this.backtrace = backtrace;
evalTimestamp = MicroFrameworkDebuggerSession.EvaluationTimestamp;
Evaluator = session.GetEvaluator (CorDebugBacktrace.CreateFrame (session, Frame));
}
internal CorEvaluationContext(MicroFrameworkDebuggerSession session, CorDebugBacktrace backtrace, int index, DC.EvaluationOptions ops) : base(ops)
{
Session = session;
base.Adapter = session.ObjectAdapter;
frameIndex = index;
this.backtrace = backtrace;
evalTimestamp = MicroFrameworkDebuggerSession.EvaluationTimestamp;
Evaluator = session.GetEvaluator(CorDebugBacktrace.CreateFrame(session, Frame));
}
internal static StackFrame CreateFrame (MicroFrameworkDebuggerSession session, CorDebugFrame frame)
{
string file = "";
int line = 0;
string method = "";
string lang = "";
if (frame.FrameType == CorFrameType.ILFrame) {
if (frame.Function != null) {
uint tk = TinyCLR_TypeSystem.SymbollessSupport.TinyCLRTokenFromMethodDefToken (frame.Function.Token);
uint md = TinyCLR_TypeSystem.ClassMemberIndexFromTinyCLRToken (tk, frame.Function.Assembly);
method = session.Engine.GetMethodName (md, true);
var reader = frame.Function.Assembly.DebugData;
if (reader != null) {
var sim = new MethodSymbols (new Mono.Cecil.MetadataToken (frame.Function.Token));
//Ugliest hack ever
if(reader is Mono.Cecil.Mdb.MdbReader) {
for(int i = 0; i < 100; i++)
sim.Variables.Add(new VariableDefinition(null));
}
reader.Read (sim);
InstructionSymbol prevSp = new InstructionSymbol (-1, null);
foreach (var sp in sim.Instructions) {
if (sp.Offset > frame.IP)
break;
prevSp = sp;
}
if (prevSp.Offset != -1) {
line = prevSp.SequencePoint.StartLine;
file = prevSp.SequencePoint.Document.Url;
}
}
}
lang = "Managed";
}
// else if(frame.FrameType == CorFrameType.NativeFrame)
// {
// frame.GetNativeIP(out address);
// method = "<Unknown>";
// lang = "Native";
// }
else if (frame.FrameType == CorFrameType.InternalFrame) {
switch (((CorDebugInternalFrame)frame).FrameInternalType) {
case CorDebugInternalFrameType.STUBFRAME_M2U:
method = "[Managed to Native Transition]";
break;
case CorDebugInternalFrameType.STUBFRAME_U2M:
method = "[Native to Managed Transition]";
break;
case CorDebugInternalFrameType.STUBFRAME_LIGHTWEIGHT_FUNCTION:
method = "[Lightweight Method Call]";
break;
case CorDebugInternalFrameType.STUBFRAME_APPDOMAIN_TRANSITION:
method = "[Application Domain Transition]";
break;
case CorDebugInternalFrameType.STUBFRAME_FUNC_EVAL:
method = "[Function Evaluation]";
break;
}
}
if (method == null)
method = "<Unknown>";
var loc = new SourceLocation (method, file, line);
return new StackFrame ((long)0, loc, lang);
}
public MethodSymbols GetMethodSymbols (MicroFrameworkDebuggerSession session)
{
if (Assembly.DebugData == null)
return null;
var methodSymols = new MethodSymbols (new MetadataToken (PdbxMethod.Token.CLR));
//Ugliest hack ever
if(Assembly.DebugData is Mono.Cecil.Mdb.MdbReader) {
for(int i = 0; i < 100; i++)
methodSymols.Variables.Add(new VariableDefinition(null));
}
Assembly.DebugData.Read (methodSymols);
return methodSymols;
}
public MethodDefinition GetMethodInfo (MicroFrameworkDebuggerSession session)
{
return Assembly.MetaData != null ? Assembly.MetaData.LookupToken ((int)Token) as MethodDefinition : null;
}
public void StartDebugging (MicroFrameworkDebuggerSession corDebug, bool fLaunch)
{
try {
if (m_pid == 0)
throw new Exception (DiagnosticStrings.BogusCorDebugProcess);
this.Init (corDebug, fLaunch);
m_threadDispatch = new Thread (delegate() {
try {
VsPackage.MessageCentre.StartProgressMsg (DiagnosticStrings.DebuggingStarting);
this.StartClr ();
this.DispatchEvents ();
} catch (Exception ex) {
VsPackage.MessageCentre.StopProgressMsg ();
VsPackage.MessageCentre.DeploymentMsg (String.Format (DiagnosticStrings.DebuggerThreadTerminated, ex.Message));
Terminate (0);
} finally {
DebugAssert (ShuttingDown);
m_eventProcessExited.Set ();
if (m_fTerminating) {
ManagedCallbacks.ManagedCallbackProcess mc = new ManagedCallbacks.ManagedCallbackProcess (this, ManagedCallbacks.ManagedCallbackProcess.EventType.ExitProcess);
mc.Dispatch (corDebug.ManagedCallback);
}
StopDebugging ();
}
});
m_threadDispatch.Start ();
} catch (Exception) {
Terminate (0);
throw;
}
}
private void UnInit ()
{
if (m_assemblies != null) {
foreach (CorDebugAssembly assembly in m_assemblies) {
((IDisposable)assembly).Dispose ();
}
m_assemblies = null;
}
if (m_port != null)
{
m_port.RemoveProcess(PortDefinition);
m_port = null;
}
m_appDomains = null;
m_events = null;
m_threads = null;
m_assemblyPaths = null;
m_breakpoints = null;
m_fExecutionPaused = false;
m_eventDispatch = null;
m_fUpdateBreakpoints = false;
m_cStopped = 0;
m_fLaunched = false;
m_fTerminating = false;
m_fDetaching = false;
m_cEvalThreads = 0;
m_tdBuiltin = null;
m_scratchPad = null;
m_threadDispatch = null;
if (m_corDebug != null) {
m_corDebug.UnregisterProcess (this);
m_corDebug = null;
}
}
private void Init (MicroFrameworkDebuggerSession corDebug, bool fLaunch)
{
try {
if (IsDebugging)
throw new Exception ("CorDebugProcess is already in debugging mode before Init() has run");
m_corDebug = corDebug;
m_fLaunched = fLaunch;
m_events = Queue.Synchronized (new Queue ());
m_threads = new ArrayList ();
m_assemblies = new ArrayList ();
m_appDomains = new ArrayList ();
m_breakpoints = ArrayList.Synchronized (new ArrayList ());
m_fExecutionPaused = true;
m_eventDispatch = new AutoResetEvent (false);
m_eventExecutionPaused = new ManualResetEvent (true);
m_eventProcessExited = new ManualResetEvent (false);
m_eventsStopped = new EventWaitHandle[] {
m_eventExecutionPaused,
m_eventProcessExited
};
m_fUpdateBreakpoints = false;
m_cStopped = 0;
m_fTerminating = false;
m_cEvalThreads = 0;
m_tdBuiltin = null;
m_scratchPad = new ScratchPadArea (this);
m_fakeAssemblyAddressNext = c_fakeAddressStart;
m_threadDispatch = null;
m_corDebug.RegisterProcess (this);
} catch (Exception) {
VsPackage.MessageCentre.DeploymentMsg (DiagnosticStrings.DeploymentErrorDeviceErrors);
throw;
}
}
public TypeDefinition GetTypeInfo (MicroFrameworkDebuggerSession session)
{
return Class.Assembly.MetaData != null ? Class.Assembly.MetaData.LookupToken ((int)Class.PdbxClass.Token.CLR) as TypeDefinition : null;
}