john-users - AVX build for Mac OS X (was: Sha-256)

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Date: Wed, 3 Aug 2011 22:18:03 +0400
From: Solar Designer <solar@...nwall.com>
To: john-users@...ts.openwall.com
Subject: AVX build for Mac OS X (was: Sha-256)

On Mon, Aug 01, 2011 at 05:45:21PM +0000, Donovan wrote:
> System = Mac_Osx Lion ( OpenMPI 1.4.3 ) : MacBookPro_2011 - 17' / I 7 ) SSD / 8go
> 
> 1.7.8-JUMBO 2 64 BITS ( macosx-x86-64 )
> 
> DES HASHES :
> 
> new-host-4:run xx$ ./john --format=DES --test
> Benchmarking: Traditional DES [128/128 BS SSE2-16]... DONE
> Many salts:	4313K c/s real, 4313K c/s virtual
> Only one salt:	3297K c/s real, 3297K c/s virtual

It sounds like your CPU is recent enough that it may be AVX-capable.
Try adding -mavx to CFLAGS in the macosx-x86-64 target in Makefile.
Does it work?  Does it improve the speed?  (Should be a 20% speedup.)

Also, consider joining the john-users mailing list for real rather than
posting via Gmane.

Thanks,

Alexander