On Sat, Aug 14, 2010 at 9:06 AM, Ben Kloosterman <[email protected]> wrote:
> >Part of the problem with > >anything even partial auto-vectorisation is that the language > >expression semantics are often specified in terms of promoting > >subtypes to machine ints/machine uints, doing computations, then > >converting back to the data type. > > Yes this conversion is one of the biggest issues and intrinsic do very > badly > at these since they have little awareness of surrounding code. We may have a difference of understanding about what an intrinsic is. In my view, an intrinsic is basically an instruction that has been taught to the compiler. Since BitC doesn't do implicit conversion, that shouldn't be an issue. shap
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