RFC: SIMD pragma independent of Cilk Plus / OpenMPv4

Andi Kleen andi@firstfloor.org
Wed Sep 11 06:44:00 GMT 2013


Tobias Burnus <tobias.burnus@physik.fu-berlin.de> writes:
>
> Those require -fcilkplus and -fopenmp, respectively, and activate much
> more. The question is whether it makes sense to provide a means to ask
> the compiler for SIMD vectorization without enabling all the other things
> of Cilk Plus/OpenMP. What's your opinion?

If you don't use openmp pragmas or the Cilk Plus keywords they should
be noops as far as I know. So I don't really see a problem with
enabling them.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only



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