Re: [Gems-users] Failed assertion loc != 1 in Cache Memory

[Niket <niketa@xxxxxxxxxxxxx>]

Yes, you are right. There is definitely is a bug in my protocol and I 
should be checking the tag before accessing the value.
I am trying to figure that out.

Thanks for the reply.

Cheers,
Niket

Javier Merino wrote:
> Niket wrote:
>   
> > Hi all,
> >
> > I modified the MOSI_SMP_bcast_1level protocol to implement a CMP 
> > broadcast protocol. However, when I am running the tester, I am getting 
> > the following error.
> > Any clues ??
> >
> > failed assertion 'loc != -1' at fn ENTRY& 
> > CacheMemory<ENTRY>::lookup(const Address&) [with ENTRY = L2Cache_Entry] 
> > in system/CacheMemory.h:469
> >     
> It seems you're trying to access a field in the L2Cache entry for an
> address not present in the cache. That is you have added an
> "cacheMemory[address].whatever" (or L2cacheMemory[address].xxx) where
> isTagPresent(address) is false. To find the offending line, you can
> recompile the tester with "-ggdb", run it with gdb and get the calling
> stack using gdb's command "backtrace" when the assertion fails.
>
> Regards,
> Javier Merino 
>
>   
> > Cheers,
> > Niket
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