RFR 8201786: Modularize interpreter GC barriers: leftovers for ARM32

[Boris Ulasevich]

Hi Alexey,

Thank you for doing this job!
I have checked your change with [JCK vm+lang subset] X [G1|SerialGC] on 
Raspi 2 - Passed Ok.

Boris

26.04.2018 18:55, Aleksey Shipilev пишет:
> http://cr.openjdk.java.net/~shade/8201786/webrev.01/
> https://bugs.openjdk.java.net/browse/JDK-8201786
>
> This finishes up the work for interpreter GC barriers modularization [1] for ARM32. My interest is
> having a clean Epsilon GC patch, and this is the only remaining bit. The change is mostly about
> moving the code around, but in some cases we have to replace the calls to "naked" stores with the
> appropriate BSAsm calls too. There is a fair amount of symmetry with the x86 implementation, you may
> want to cross-reference that during reviews.
>
> Unfortunately, I have no way to test this thing thoroughly, except for running simple apps on Raspi
> 3 with the cross-compiled build. The largest app I tried was Wildfly Swarm demo with both Serial GC
> (which covers CardTableBS) and G1 (which covers G1BS). More testing is appreciated!
>
> Testing: arm32-hflt cross-build, some apps with Serial/G1 on Raspi 3
>
> Thanks,
> -Aleksey
>
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8201786
>