Re: RFR: 8256245: AArch64: Implement Base64 decoding intrinsic [v7]

2021-04-08 Thread Nick Gasson
On Thu, 8 Apr 2021 06:33:43 GMT, Dong Bo wrote: >> In JDK-8248188, IntrinsicCandidate and API is added for Base64 decoding. >> Base64 decoding can be improved on aarch64 with ld4/tbl/tbx/st3, a basic >> idea can be found at >> http://0x80.pl/articles/base64-simd-neon.html#encoding-quadwords. >>

Re: RFR: 8256245: AArch64: Implement Base64 decoding intrinsic [v7]

2021-04-08 Thread Nick Gasson
On Thu, 8 Apr 2021 09:05:43 GMT, Dong Bo wrote: > Hi @nick-arm, are you also ok with the newest commit? It looks ok to me but I'm not a Reviewer. - PR: https://git.openjdk.java.net/jdk/pull/3228

Re: RFR: 8256245: AArch64: Implement Base64 decoding intrinsic [v7]

2021-04-08 Thread Dong Bo
On Thu, 8 Apr 2021 08:28:53 GMT, Andrew Haley wrote: >> Dong Bo has updated the pull request incrementally with one additional >> commit since the last revision: >> >> reduce unnecessary memory write traffic in non-SIMD code > > Marked as reviewed by aph (Reviewer). @theRealAph Thanks for th

Re: RFR: 8256245: AArch64: Implement Base64 decoding intrinsic [v7]

2021-04-08 Thread Andrew Haley
On Thu, 8 Apr 2021 06:33:43 GMT, Dong Bo wrote: >> In JDK-8248188, IntrinsicCandidate and API is added for Base64 decoding. >> Base64 decoding can be improved on aarch64 with ld4/tbl/tbx/st3, a basic >> idea can be found at >> http://0x80.pl/articles/base64-simd-neon.html#encoding-quadwords. >>

Re: RFR: 8256245: AArch64: Implement Base64 decoding intrinsic [v7]

2021-04-07 Thread Dong Bo
> In JDK-8248188, IntrinsicCandidate and API is added for Base64 decoding. > Base64 decoding can be improved on aarch64 with ld4/tbl/tbx/st3, a basic idea > can be found at > http://0x80.pl/articles/base64-simd-neon.html#encoding-quadwords. > > Patch passed jtreg tier1-3 tests with linux-aarch64