Vectorisation Intrinsics for DMD?
Walter Bright
newshound2 at digitalmars.com
Sun Feb 6 11:48:09 PST 2011
Peter Alexander wrote:
> Is there any plan to add vectorisation intrinsics to DMD?
>
> I know that DMD generates vectorised instructions for array operations,
> but last time I checked, these were far from optimal for aligned
> float[4] objects. In fact, it appears to generate a function call for
> all vector operations, regardless of size or alignment.
>
> I believe that these intrinsics would be very beneficial to D, and this
> is because I believe that one of D's biggest markets is indie game devs:
>
> - They need a really high performance language, but are tired of C++
> - They are not held back by legacy code
> - They are generally risk takers, so are willing to invest in new tech
>
> A lack on vector intrinsics in DMD gives them an extra reason to stick
> with C++.
I agree with everything you said. I think D's array op syntax form a sound basis
for doing vector ops, and plan on doing them.
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