On Mon, Jun 6, 2016 at 3:23 PM, Richard Henderson <r...@twiddle.net> wrote: > On 06/06/2016 10:11 AM, Pranith Kumar wrote: >> >> If I read it correctly TCG_BAR_SYNC is equivalent to OR of all the >> other four barriers. I am not sure if we can just construct SYNC like >> this or if we need to define it explicitly though. > > > AFAICS, sparc membar #sync is stronger.
I tried looking it up but it's not clear. How is it stronger? And do we need those strong guarantees in our front-end/back-end? Thanks, -- Pranith
