Re: [Gems-users] MOESI_CMP_directory protocol error

[Mike Marty <mikem@xxxxxxxxxxx>]

If you properly added that transition, than that same "Invalid Transition"
error would not occur.  Try a "make clean" and recompile.

--Mike

> Hello,
> I have tried what you said, but It didn't work. It still gives the same error.
> Is it possible to help me more with this problem?
>
> Thanks in advance.
> Ayse Yilmazer.
>
> Quoting Mike Marty <mikem@xxxxxxxxxxx>:
>
> > Yes, you and others have noticed some bugs in this protocol dealing with
> > writeback races that do not have transitions to Nack these.  I will
> > eventually put out a revised version of this protocols.
> >
> > For these invalid transitions dealing with L1_PUTS, L1_PUTO, and L1_PUTX
> > events, it should be safe to add simple transitions to nack them.  For
> > example, adding the following transition to MOESI_CMP_directory-L2cache.sm
> > should solve your particular invalid transition:
> >
> >   transition(S, L1_PUTS) {
> >     ll_writebackNack;
> >     o_popL1RequestQueue;
> >   }
> >
> > --Mike
> >
> >
> > > Hi,
> > >
> > > I am running simulations with MOESI_CMP_directory protocol. when it is
> > running
> > > it gives the fatal error below. I will very appreciate If any one can help
> > me
> > > with it.
> > >
> > > Thanks in advance.
> > >
> > > Ayse Yilmazer
> > >
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2060: m_id is 2
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2060: m_id is 2
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2061: m_version is 0
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2061: m_version is 0
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2062:
> > > g_eventQueue_ptr->getTime() is 35384328
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2062:
> > > g_eventQueue_ptr->getTime() is 35384328
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2063: addr is
> > [0x10a12080,
> > > line 0x10a12080]
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2063: addr is
> > [0x10a12080,
> > > line 0x10a12080]
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2064: event is L1_PUTS
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2064: event is L1_PUTS
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2065: state is S
> > > Warning: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2065: state is S
> > > Fatal Error: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2066: Invalid
> > transition
> > > Fatal Error: in fn TransitionResult
> > > L2Cache_Controller::doTransitionWorker(L2Cache_Event, L2Cache_State,
> > > L2Cache_State&, const Address&) in
> > > generated/MOESI_CMP_directory/L2Cache_Transitions.C:2066: Invalid
> > transition
> > > ***  Simics getting shaky, switching to 'safe' mode.
> > > ***  Simics (main thread) received an abort signal, probably an assertion.
> > > <Simics is running in 'safe' mode>
> > >
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