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Date: Tue, 22 Oct 2013 04:08:41 +0200
From: Lukas Odzioba <>
Subject: Re: OpenCL vectorizing how-to.

2013/10/21 magnum <>:
> One thing I can't understand is why pre-vectorized code with the correct
> width is not used "as-is" by these compilers. Apparently the compiler first
> scalarizes it and then re-vectorizes it - with very poor results, at least
> on Well. OTOH this isn't a problem now that we can supply the requested
> [lack of] width.

"(...)We're likely to generate better code(...)" :)

I guess better is not necessarily faster :)

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