public override CILInstruction Execute(mmchecker.vm.ThreadState threadState)
{
int src = threadState.SystemState.GetStaticVariable(classType, field);
int dest = threadState.SystemState.Values.MakeValue(threadState.GetValue(src)).GUID;
DelayedRead dr = new DelayedRead(dest, src, this);
dr.SourceInstruction = this;
threadState.ThreadStack.Push(dest);
threadState.AddPendingAction(dr);
return threadState.CurrentMethod.GetNextInstruction(this);
}
/// <summary>
/// Execute a ldloc
/// Initiate a DelayedRead and schedule it to the thread's queue
/// </summary>
/// <param name="threadState"></param>
/// <returns></returns>
public override CILInstruction Execute(ThreadState threadState)
{
VMValue source = threadState.GetLocalVariable(localVarIndex);
VMValue target = threadState.SystemState.Values.MakeValue(source);
target.IsThreadLocal = true;
DelayedRead dr = new DelayedRead(target.GUID, source.GUID, this);
dr.SourceInstruction = this;
threadState.ThreadStack.Push(target.GUID);
threadState.AddPendingAction(dr);
return threadState.CurrentMethod.GetNextInstruction(this);
}
public override CILInstruction Execute(mmchecker.vm.ThreadState threadState)
{
// TODONOW: Fix this when semantic for ldarg and starg is clear
if(CanExecute(threadState) == false)
throw new Exception("This instruction is not ready to execute");
VMValue source = threadState.GetLocalArgument(argIndex);
VMValue target = threadState.SystemState.Values.MakeValue(source);
target.IsThreadLocal = true;
DelayedRead dr = new DelayedRead(target.GUID, source.GUID, this);
dr.SourceInstruction = this;
threadState.ThreadStack.Push(target.GUID);
threadState.AddPendingAction(dr);
return threadState.CurrentMethod.GetNextInstruction(this);
}
public override CILInstruction Execute(mmchecker.vm.ThreadState threadState)
{
if(CanExecute(threadState) == false)
throw new Exception("This ldelem is not ready to execute");
int index = ((VMValue_int32)threadState.GetValue(threadState.ThreadStack.Pop())).Value;
VMValue_array arr = (VMValue_array)threadState.GetValue(threadState.ThreadStack.Pop());
VMValue_arrayinst arrinst = (VMValue_arrayinst)threadState.GetValue(arr.ArrayInstGuid);
VMValue destValue = threadState.SystemState.Values.MakeValue(threadState.GetValue(arrinst.GetElement(index)));
destValue.IsThreadLocal = true;
threadState.ThreadStack.Push(destValue.GUID);
DelayedRead dr = new DelayedRead(destValue.GUID, arrinst.GetElement(index), this);
threadState.AddPendingAction(dr);
return threadState.CurrentMethod.GetNextInstruction(this);
}
public override CILInstruction Execute(mmchecker.vm.ThreadState threadState)
{
if(CanExecute(threadState) == false)
throw new Exception("ldfld is not ready to execute now");
VMValue_object objptr = (VMValue_object)threadState.GetValue(threadState.ThreadStack.Pop());
VMValue_objectinst obj = (VMValue_objectinst)threadState.GetValue(objptr.ValueGUID);
int src = obj.GetFieldGUID(className, fieldName);
int dest = threadState.SystemState.Values.MakeValue(threadState.GetValue(src)).GUID;
threadState.GetValue(dest).IsThreadLocal = true;
DelayedRead dr;
if(isVolatile)
dr = new DelayedVolatileRead(dest, src, this);
else
dr = new DelayedRead(dest, src, this);
dr.SourceInstruction = this;
threadState.ThreadStack.Push(dest);
threadState.AddPendingAction(dr);
return threadState.CurrentMethod.GetNextInstruction(this);
}