RFR(S): 8087341: C2 doesn't optimize redundant memory operations with G1

Roland Westrelin roland.westrelin at oracle.com
Wed Feb 10 13:14:46 UTC 2016

Hi Andrew,

> This patch breaks the AArch64 C2 code to optimize volatile stores for
> the expected cases:
>  1) +G1GC
>  2) +ConcMarkSweepGC + CondCardMark
> I believe it can be fixed but I have not yet identified the required
> code changes.

Thanks for the update. I’ll wait to hear back from you before I get this in.


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