crypto/aes: add dedicated asm version of AES, AES-GCM for arm64

[matt2909]

Add a dedicated asm version of AES, AES-GCM for arm64 - utilizing ARMv8-A crypto extension when available.

It should be noted that an asm accelerated version of this algorithm, utilizing AES-NI when available, exists for amd64.

[matt2909]

A partial implementation seems to have been developed under changelist:
https://go-review.googlesource.com/#/c/32579/

[yonderblue]

Any chance to be targeted for 1.9?

[bradfitz]

@cherrymui, is this something you could review?

[cherrymui]

I am not familiar with the algorithm. I may be able to review in terms of whether the assembly version and the Go version are equivalent. Probably not so fast though.

[vielmetti]

There's related wrok here https://github.com/minio/sha256-simd/ and this open issue there for upstream support minio/sha256-simd#7

[matt2909]

I agree it's "related" in that they both accelerate crypto things, and they are both nice to haves, but sha256 acceleration should be filed as a separate issue.

…

On 27 March 2017 at 07:03, Edward Vielmetti ***@***.***> wrote: There's related wrok here https://github.com/minio/sha256-simd/ and this open issue there for upstream support minio/sha256-simd#7 <minio/sha256-simd#7> — You are receiving this because you authored the thread. Reply to this email directly, view it on GitHub <#18498 (comment)>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AAUR3thfZBFUp5-nLRyl2Blm9gW6gKW-ks5rp1EegaJpZM4LZeXN> .