[8u] RFR for backport of 8154156: PPC64: improve array copy stubs by using vector instructions
OGATAK at jp.ibm.com
Mon Jan 7 05:13:31 UTC 2019
Ping. Can anyone review this enhancement backport request?
Kazunori Ogata/Japan/IBM wrote on 2018/12/18 23:41:16:
> From: Kazunori Ogata/Japan/IBM
> To: hotspot-compiler-dev at openjdk.java.net,
ppc-aix-port-dev at openjdk.java.net
> Date: 2018/12/18 23:41
> Subject: [8u] RFR for backport of 8154156: PPC64: improve array copy
> by using vector instructions
> May I get review for enhancement backport of 8154156: PPC64: improve
> copy stubs by using vector instructions?
> To make this patch buildable (and usable by other planned backports
> in ), I cherry picked config_dscr() and its dependent code from [2,3]
> and has_mfdscr() from .
> Original patch: http://hg.openjdk.java.net/jdk/jdk/rev/c9d756fa846e
> I confirmed it was buildable for both relase and fastdebug builds, and
> JTREG caused no degradation.
>  8149655: PPC64: Implement CompactString intrinsics
>  8080684: PPC64: Fix little-endian build after "8077838: Recent
> developments for ppc"
>  8077838: Recent developments for ppc.
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