RFR: 8365732: RISC-V: implement AES CTR intrinsics [v26]

[Hamlin Li]

On Thu, 20 Nov 2025 02:48:23 GMT, Anjian Wen <wenanjian at openjdk.org> wrote:

>> There is a `mv` before exit of `generate_counterMode_AESCrypt`, is this one still necessary?
>
> Yes, about the `mv` before `generate_counterMode_AESCrypt`, it is for a different branch when input_len is zero at the first time. For the purpose to avoid additional jump, each code exit from `counterMode_AESCrypt`  is a Independent exit, so I think we need to keep this `mv` here.

I see, although looks a bit strange to me to return in this way.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/25281#discussion_r2581628935