That is not my experience: https://godbolt.org/g/ZZG1mp
Le ven. 9 févr. 2018 à 18:58, Marian Beermann <pub...@enkore.de> a écrit :
> SSE et al are mostly helpful if you have code either using these
> instructions directly (assembly, intrinsics) or being written in a way
> that the optimizer can easily take advantage of (see what Thiago wrote).
> For general application code they generally do very little if anything
> by themselves.
> On 02/09/2018 05:15 PM, Eric Lemanisser wrote:
> > Qt is built with SSE2 by default since 5.3.0. Is there a reason for not
> > enabling by default SSE2 for application compilation ? If not I'll start
> > working on a change doing that.
> > Also, any plan migrating to SSE3 or SSSE3 ?
> > Eric Lemanissier
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