On Dec 15, 2014, at 3:48 PM, Jan Rękorajski wrote:
> On Mon, 15 Dec 2014, Jeffrey Johnson wrote:
>
>> I'm more interested in the lowest common denominator Intel architecture.
>>
>> Specifically:
>> Can RPM assume sse2 instructions and optimize digests/crypto to use
>> sse2?
>
> No 32bit AMD CPU has this. So, no, you can't do it unconditionally.
> We're not going to require SSE2 for i686 arch.
>
C'est dommage.
OK, the more complicated (and compiler dependent) implementation using
__attribute__(( __target__ ("sse2") ))
with internal LibTomCrypt/BeeCrypt will be attempted instead.
I'm tired of watching RPM progress bars that move slower than necessary because
of missing functionality on dead/legacy architectures.
73 de Jeff
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