RFR: JDK-8035496: G1 ARM: missing remset entry noticed by VerifyAfterGC for vm/gc/concurrent/lp50yp10rp70mr30st0

Vitaly Davidovich vitalyd at gmail.com
Wed May 13 22:37:54 UTC 2015


Right, makes sense; presumably Alpha would've tickled quite a few more
concurrency issues by now had it been supported :).

sent from my phone
On May 13, 2015 6:34 PM, "Thomas Schatzl" <thomas.schatzl at oracle.com> wrote:

> Hi,
>
> On Wed, 2015-05-13 at 18:27 -0400, Vitaly Davidovich wrote:
> > You're right Thomas, I was mistakenly looking at
> > release_store_ptr_*fence* - all good then.
> >
> > Yes, it sounds like it would break on alpha (based on your
> > description, I haven't looked at the code), but that's not a supported
> > platform anyway right? Otherwise, you'd probably have to introduce a
> > new read barrier type for data dependence that's a nop for all but
> > alpha so as to not penalize the others.
>
> No, we do not support Alpha :)
>
> I do not think there ever has been a Hotspot for Alpha.
>
> Thanks,
>   Thomas
>
>
>
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