[PATCH 6/7] Use SSE optimized strcmp in x86-64 ld.so

Ondřej Bílka neleai@seznam.cz
Tue Aug 25 14:00:00 GMT 2015


On Tue, Aug 25, 2015 at 05:24:08AM -0700, H.J. Lu wrote:
> Since ld.so preserves vector registers now, we can SSE optimized strcmp
> in x86-64 ld.so.
> 
> OK for master?
> 
Not completely, while I agree that we should use optimized strcmp I
think that better default would be strcmp_sse2_unaligned.

Its best for processors from core2 upwards and works everywhere as it
uses only sse2.

I forgot to ask about changing that when I submitted that patch.



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