Date: Fri, 20 Apr 2012 23:34:09 +0200 From: magnum <john.magnum@...hmail.com> To: john-dev@...ts.openwall.com Subject: Re: cl_khr_byte_addressable_store On 04/20/2012 09:59 PM, Milen Rangelov wrote: > Well especially for RAR on AMD, I had several attempts around that idea and > they ended much slower than the vectorized, bitwise magic version. But you > should leave it just because 4xxx is not supported. I know sometimes it's > hard and it could get VERY UGLY (my rar kernel is frightening). Nvidia may > have no problems with it, but AMD is not the case.. Just to get things straight in my sore head: If I vectorize the lot and use uchar4, I do not need byte_addressable_store, is that right? magnum
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