} // end TryMapCvToDbgEngIndex()
// Returns a dictionary that maps CV_HREG_e values to dbgeng register indexes (as
// best we know).
private static IReadOnlyDictionary <uint, uint> _GetLookupMap(DbgEngDebugger debugger,
IMAGE_FILE_MACHINE machineType)
{
IReadOnlyDictionary <uint, uint> map;
if (!s_LookupMaps.TryGetValue(machineType, out map))
{
// Need to build the map.
var tmpMap = new Dictionary <uint, uint>();
IReadOnlyDictionary <string, CV_HREG_e> nameMap;
if (!s_NameTo_CV_HREG_e_Maps.TryGetValue(machineType, out nameMap))
{
throw new NotSupportedException(Util.Sprintf("Machine type not supported: {0}",
machineType));
}
var regSet = DbgRegisterSetBase.GetRegisterSet(debugger);
var curMachineType = debugger.GetEffectiveProcessorType();
if (curMachineType != machineType)
{
throw new InvalidOperationException(Util.Sprintf("Can't map registers for machine type {0} when current machine type is {1}",
machineType,
curMachineType));
}
foreach (var regInfo in regSet.EnumerateRegisters())
{
Util.Assert(regInfo.DbgEngIndex != DebuggerObject.DEBUG_ANY_ID);
CV_HREG_e cv_hreg_e_val;
if (nameMap.TryGetValue(regInfo.Name, out cv_hreg_e_val))
{
tmpMap.Add((uint)cv_hreg_e_val, regInfo.DbgEngIndex);
}
}
map = tmpMap;
s_LookupMaps.Add(machineType, map);
}
return(map);
} // end _GetLookupMap()
/// <summary>
/// Gets the platform-specific RegisterSet object for the specified stack frame,
/// using the baseline RegisterSet to compare to when creatin a colorized string.
/// </summary>
public static DbgRegisterSetBase GetRegisterSet(DbgEngDebugger debugger,
DbgStackFrameInfo stackFrame,
DbgRegisterSetBase baseline)
{
if (null == debugger)
{
throw new ArgumentNullException("debugger");
}
var procType = debugger.GetEffectiveProcessorType();
if (debugger.TargetIs32Bit)
{
if (IMAGE_FILE_MACHINE.THUMB2 == procType)
{
return(new Arm32RegisterSet(debugger, stackFrame, baseline));
}
else if (IMAGE_FILE_MACHINE.I386 == procType)
{
return(new x86RegisterSet(debugger, stackFrame, baseline));
}
else
{
throw new NotImplementedException(Util.Sprintf("Need to support effective processor type: {0} (32-bit)", procType));
}
}
else
{
if (IMAGE_FILE_MACHINE.AMD64 == procType)
{
return(new x64RegisterSet(debugger, stackFrame, baseline));
}
else if (IMAGE_FILE_MACHINE.I386 == procType)
{
// 64-bit dump of a 32-bit process.
return(new x86RegisterSet(debugger, stackFrame, baseline));
}
else
{
throw new NotImplementedException(Util.Sprintf("Need to support effective processor type: {0} (64-bit)", procType));
}
}
} // end GetRegisterSet()
protected DbgRegisterSetBase(DbgEngDebugger debugger,
DbgStackFrameInfo stackFrame,
DbgRegisterSetBase baseline)
: base(debugger)
{
if (null == stackFrame)
{
throw new ArgumentNullException("stackFrame");
}
StackFrame = stackFrame;
Debugger.ExecuteOnDbgEngThread(() =>
{
m_debugSymbols = (WDebugSymbols)Debugger.DebuggerInterface;
m_debugRegisters = (WDebugRegisters)Debugger.DebuggerInterface;
m_debugControl = (WDebugControl)Debugger.DebuggerInterface;
});
Baseline = baseline;
// We used to lazily retrieve values, but that's no good when the context
// changes (such as when stepping through code).
_GetRegisterInfo();
} // end constructor
public Arm32RegisterSet(DbgEngDebugger debugger,
DbgStackFrameInfo stackFrame,
DbgRegisterSetBase baseline)
: base(debugger, stackFrame, baseline)
{
} // end constructor
internal PseudoRegisters(DbgRegisterSetBase rsb)
{
m_rsb = rsb;
}
} // end GetColorForDiffAgainstBaseline()
// TODO: I'm not sure that I like this mutation... On the other hand,
// register values on live targets will be mutable...
internal DbgRegisterSetBase WithBaseline(DbgRegisterSetBase baseline)
{
Baseline = baseline;
return(this);
}