Re: [Gems-users] MOESI_CMP_directory protocol error

[yilmazer@xxxxxxxxxxx]

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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> >
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