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Date: Sun, 24 May 2015 22:20:04 +0200
From: Agnieszka Bielec <bielecagnieszka8@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: PHC: Parallel in OpenCL
2015-05-24 22:10 GMT+02:00 Agnieszka Bielec <bielecagnieszka8@...il.com>:
> 2015-05-24 21:55 GMT+02:00 Solar Designer <solar@...nwall.com>:
>> On Sun, May 24, 2015 at 08:20:16PM +0200, Agnieszka Bielec wrote:
>>> I increased the speed slightly:
>>
>> What changes did you make that resulted in this speed increase?
>
> As you said, I copied sha512block from cryptsha512_kernel_GCN.cl for
> gcn and cryptsha512_kernel_GPU.cl for others
> and I included
>
> #if !gpu_nvidia(DEVICE_INFO) || nvidia_sm_5x(DEVICE_INFO)
> #define USE_BITSELECT
> #elif gpu_nvidia(DEVICE_INFO)
> #define OLD_NVIDIA
> #endif
>
> I don't use USE_BITSELECT or OLD_NVIDIA but it's faster on my laptop
>
> and I resigned from vectors, was slower with them
and limited length of salt and plaintext
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