Fw: [8u] Request for enhancement backport approval for 8154156: PPC64: improve array copy stubs by using vector instructions
OGATAK at jp.ibm.com
Tue Jan 15 09:14:20 UTC 2019
Ping. Can anyone approve an enhancement backport request for 8154156:
PPC64: improve array copy stubs by using vector instructions?
----- Forwarded by Kazunori Ogata/Japan/IBM on 2019/01/15 18:12 -----
Kazunori Ogata/Japan/IBM wrote on 2019/01/08 14:13:24:
> From: Kazunori Ogata/Japan/IBM
> To: jdk8u-dev at openjdk.java.net
> Date: 2019/01/08 14:13
> Subject: [8u] Request for enhancement backport approval for 8154156:
> PPC64: improve array copy stubs by using vector instructions
> May I get an approval for enhancement backport of 8154156: PPC64:
> array 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 .
> These changes have been reviewed in hotspot-compiler-dev ML:
> Original patch: http://hg.openjdk.java.net/jdk/jdk/rev/c9d756fa846e
> I confirmed it was buildable for both release 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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