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Message-ID: <20120424225259.GA14117@openwall.com>
Date: Wed, 25 Apr 2012 02:52:59 +0400
From: Solar Designer <solar@...nwall.com>
To: john-dev@...ts.openwall.com
Subject: Re: New RAR OpenCL kernel
On Wed, Apr 25, 2012 at 12:31:44AM +0200, magnum wrote:
> I can't find any documentation on "VGPRS" (vs just GPRS) but I am
> assuming it's the (non-scratch) GPR use (perhaps SGPRS are shader
> registers?).
According to
http://developer.amd.com/afds/assets/presentations/2620_final.pdf
(introducing the GCN architecture), SGPRS are scalar GPRs and VGPRS are
vector GPRs. I don't know if these terms were in use prior to GCN (it
seems so?)
Alexander
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