> On 2011-07-10 11:33:17, Ali Saidi wrote:
> > src/cpu/o3/inst_queue_impl.hh, line 1096
> > <http://reviews.m5sim.org/r/767/diff/1/?file=13290#file13290line1096>
> >
> >     Could you explain what is going on here? 
> >     
> >     Previously these instructions did what? Sat here until the squash 
> > propagated? Is there a corner case of the translation currently being in 
> > progress and the instruction getting squashed and removed before this comes 
> > back?
> >     
> >

Unfortunately no since it's been so long since I originally wrote this patch. I 
think what would happen is that squashed instructions would hang around here 
forever for whatever reason, and eventually O3 would get upset that there were 
too many instructions in flight.


- Gabe


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
http://reviews.m5sim.org/r/767/#review1401
-----------------------------------------------------------


On 2011-07-03 03:37:29, Gabe Black wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> http://reviews.m5sim.org/r/767/
> -----------------------------------------------------------
> 
> (Updated 2011-07-03 03:37:29)
> 
> 
> Review request for Default, Ali Saidi, Gabe Black, Steve Reinhardt, and 
> Nathan Binkert.
> 
> 
> Summary
> -------
> 
> O3: Let squashed and deferred instructions issue.
> 
> Let squahsed and deferred instructions issue so they don't accumulate and clog
> up the CPU.
> 
> 
> Diffs
> -----
> 
>   src/cpu/o3/inst_queue_impl.hh 1b4b9c05ad2b 
> 
> Diff: http://reviews.m5sim.org/r/767/diff
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Gabe
> 
>

_______________________________________________
gem5-dev mailing list
[email protected]
http://m5sim.org/mailman/listinfo/gem5-dev

Reply via email to