[14] RFR(S): 8228772: C2 compilation fails due to unschedulable graph if DominatorSearchLimit is reached

Nils Eliasson nils.eliasson at oracle.com
Tue Aug 13 07:26:25 UTC 2019


ok, lets follow up on that in another bug.

Consider this one reviewed!

Regards,

Nils

On 2019-08-05 15:45, Tobias Hartmann wrote:
> On 05.08.19 16:51, Nils Eliasson wrote:
>> ok, but then the store and the load doesn't alias, and no anti-dependence edge is actually needed.
> It's a membar and they are handled as being anti-dependent on everything. See this comment:
> http://hg.openjdk.java.net/jdk/jdk/file/90dcbeb8455e/src/hotspot/share/opto/gcm.cpp#l635
>
>> Perhaps that info isn't handled correctly by the anti-dep-checker. That is something we need to
>> revisit for 14.
> Are you okay with filing a JDK 14 RFE for that?
>
> Thanks,
> Tobias


More information about the hotspot-compiler-dev mailing list