On 12/04/16 16:03, Pavel Dovgalyuk wrote: >> From: mttcg-requ...@listserver.greensocs.com >> [mailto:mttcg-requ...@listserver.greensocs.com] >> On 12/04/16 15:50, KONRAD Frederic wrote: >>>> Yes, but users may like to have an option to disable MTTCG for some >>>> reason. I'm also concerned about icount mode: not sure how to account >>>> virtual time when all vCPUs run in parallel. >>> I'm thinking the same, we don't have a solution for icount yet. >>> The reverse execution support is probably badly broken as well. >> Reverse execution doesn't even seem to support more than a single core. >> As of icount, it looks like to be incompatible with MTTCG. > It doesn't, because there is no multicore support for tcg yet. > I think, that we have to find some solution for icount (even if it will be > slow).
Synchronize all vCPUs against their instruction counters? I wonder would it be of much use in MTTCG mode if it turns out to be quite slow? Anyhow, valid point, we should think about it. Kind regards, Sergey
