Date: Mon, 14 Oct 2013 00:16:06 +0200 From: magnum <john.magnum@...hmail.com> To: john-dev@...ts.openwall.com Subject: Re: Re: "AVX 4x" instead of "AVX 8x" On 2013-10-09 11:47, Dhiru Kholia wrote: > On 10/02/13 at 07:30pm, magnum wrote: >> Just to confuse you a bit more I just committed a change so you'll get 8x >> from now on (you'll need to "make clean" after pulling that) because this >> seems to be slightly faster for version 4.7 and 4.8 of gcc. > > It worked. I now get "8x" on my system too :-) Just for the record I changed this again, after finally realizing why I got different results at different times. Now, if you have gcc >= 4.7 *and* have (and build for) AVX/XOP, you get 8x, otherwise you get 4x. I tested a snapshot of gcc-4.9 and it too is fine with this. magnum
Powered by blists - more mailing lists
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.