internal void UpdateSyntaxNode(SyntaxNode node, EmitContext context)
{
var nodeLocation = node.GetLocation().GetLineSpan().EndLinePosition;
MethodDebugMarker currentMarker = _currentSpan ?? new MethodDebugMarker()
{
startInstruction = -1
};
int currentAddress = (int)context.Module.CurrentAddress;
if (currentMarker.startInstruction == -1)
{
currentMarker.startInstruction = currentAddress;
currentMarker.startLine = nodeLocation.Line;
currentMarker.startChar = nodeLocation.Character;
_currentSpan = currentMarker;
}
else if (currentMarker.startLine != nodeLocation.Line ||
currentMarker.startChar != nodeLocation.Character)
{
if (_currentDebugInfo.debugMarkers == null)
{
_currentDebugInfo.debugMarkers = new List <MethodDebugMarker>();
}
_currentDebugInfo.debugMarkers.Add(currentMarker);
_currentSpan = null;
}
}
public void GetPositionFromProgramCounter(int programCounter, out string sourceFilePath, out string methodName, out int line, out int character)
{
sourceFilePath = null;
methodName = null;
line = 0;
character = 0;
if (_methodDebugInfos == null)
{
return;
}
foreach (MethodDebugInfo debugInfo in _methodDebugInfos)
{
if (programCounter >= debugInfo.methodStartAddress && programCounter < debugInfo.methodEndAddress)
{
sourceFilePath = debugInfo.containingFilePath;
methodName = debugInfo.methodName;
if (debugInfo.debugMarkers == null || debugInfo.debugMarkers.Count == 0)
{
return;
}
if (programCounter >= debugInfo.debugMarkers.Last().startInstruction)
{
line = debugInfo.debugMarkers.Last().startLine;
character = debugInfo.debugMarkers.Last().startChar;
return;
}
for (int i = 0; i < debugInfo.debugMarkers.Count - 1; ++i)
{
MethodDebugMarker currentMarker = debugInfo.debugMarkers[i];
MethodDebugMarker nextMarker = debugInfo.debugMarkers[i + 1];
if (programCounter >= currentMarker.startInstruction &&
programCounter < nextMarker.startInstruction)
{
line = currentMarker.startLine;
character = currentMarker.startChar;
return;
}
}
line = debugInfo.debugMarkers.Last().startLine;
character = debugInfo.debugMarkers.Last().startChar;
}
}
}
