Date: Sun, 1 Apr 2012 21:46:16 +0400 From: Solar Designer <solar@...nwall.com> To: john-dev@...ts.openwall.com Subject: Re: fast hashes on GPU On Sun, Apr 01, 2012 at 06:21:14PM +0200, magnum wrote: > On 03/31/2012 02:19 PM, Solar Designer wrote: > > ...Oh, I just got it to: > > > > Many salts: 38062K c/s real, 38062K c/s virtual > > Only one salt: 26270K c/s real, 26270K c/s virtual > > > > by simply adding "#pragma unroll 64" before the last loop in > > sha512_block(). > > Did you add just that very pragma line, Yes. There were similar lines for nearby loops, but somehow not for that one yet. > or did you also add something > like "#pragma OPENCL EXTENSION cl_nv_pragma_unroll : enable" somewhere > as well? No. This was CUDA code, not OpenCL. Alexander
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