Re: [PATCH v2] crypto: vmx: Improved AES/XTS performance of 6-way unrolling for ppc.

Still waiting for the CCLA to send to Openssl.

Thanks.

-Danny

On 9/15/23 8:29 AM, Michael Ellerman wrote:

Danny Tsen [off-list ref] writes:

quoted

Improve AES/XTS performance of 6-way unrolling for PowerPC up
to 17% with tcrypt.  This is done by using one instruction,
vpermxor, to replace xor and vsldoi.

The same changes were applied to OpenSSL code and a pull request was
submitted.

https://github.com/openssl/openssl/pull/21812

Still unmerged as of today.

cheers