Date: Sat, 31 May 2014 23:44:09 +0200 From: magnum <john.magnum@...hmail.com> To: john-dev@...ts.openwall.com Subject: Re: Different c/s speed after compiling with new autoconf on 32-bit system (64bit system not affected) On 2014-05-31 22:09, [Jano] wrote: > I have also a 32-bit machine and today when pull the new > bleeding-jumbo I see this difference: > Will run 2 OpenMP threads > Benchmarking: wpapsk, WPA/WPA2 PSK [PBKDF2-SHA1 128/128 SSE2 4x]... > (2xOMP) DONE > Raw: 376 c/s real, 188 c/s virtual > jano:~$ john --test --format=wpapsk > Will run 2 OpenMP threads > Benchmarking: wpapsk, WPA/WPA2 PSK [PBKDF2-SHA1 128/128 SSE2 8x]... > (2xOMP) DONE > Raw: 345 c/s real, 176 c/s virtual This is supposedly not caused by autoconf - the "4x" or "8x" is chosen from your version of gcc, regardless of building w/ autoconf or not. But it's not the sharpest of swords. Try "./configure --with-icc-asm && make -s clean default" and see if it ends up faster. magnum
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