RFR: 8319716: RISC-V: Add SHA-2 [v5]

[Robbin Ehn]

On Tue, 28 Nov 2023 14:14:45 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

>> Yeah. Why not consider something more simpler if there is no known big difference on performance numbers? And this is the first version when RVV-1.0 compatible hardwares are not popular yet :-)
>
> Not yet addressed.

Fixed

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PR Review Comment: https://git.openjdk.org/jdk/pull/16562#discussion_r1427850585