[PATCH] Make BMI2 inline assembly check more robust

[Jussi Kivilinna]

On 11.01.2018 23:42, Jussi Kivilinna wrote:
> On 11.01.2018 14:30, Werner Koch wrote:
>>
>> Jussi: Do you have more optimization in mind for 1.9?
>>
> 
> I have AES XTS optimization patch for ARMv8 coming later this week.
> 

Actually, it would be nice to have Intel SHA Extensions accelerated
SHA1/SHA256 implementations in libgcrypt. 

Problem is that I do not currently have access to machine with CPU
that supports these instructions.

-Jussi