Date: Wed, 9 Mar 2011 10:45:34 -1000 From: David Cornejo <dave@dogwood.com> To: George Liaskos <geo.liaskos@gmail.com> Cc: Martin Matuska <mm@freebsd.org>, current@freebsd.org Subject: Re: [TESTING] ssse3 backport from gcc 4.3 Message-ID: <AANLkTimw%2BbYudyAhjr2dJHOs=qkykysPB6uy2szJ2MXG@mail.gmail.com> In-Reply-To: <AANLkTinv00x5sQ-4%2BR1RgXB7o-YeF_5k3yHR5VneTp4Z@mail.gmail.com> References: <4D7799FD.9040008@FreeBSD.org> <AANLkTinv00x5sQ-4%2BR1RgXB7o-YeF_5k3yHR5VneTp4Z@mail.gmail.com>
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On Wed, Mar 9, 2011 at 9:49 AM, George Liaskos <geo.liaskos@gmail.com>wrote: > > I have prepared a patch that finishes the "core2" support part and > > backports from gcc-4.3 > > the SSSE3 instruction set (-mssse3, -mno-ssse3). > > It is enabled for -march=core2 by default. > > > > Testing and comments are welcome. > > > > Patch: > > http://people.freebsd.org/~mm/patches/head-gcc-ssse3.patch > > > > The backport covers three GPLv2 revisions from gcc 4.3: > > http://gcc.gnu.org/viewcvs?view=revision&revision=117958 (applies > cleanly) > > http://gcc.gnu.org/viewcvs?view=revision&revision=121687 (small > adjustment) > > http://gcc.gnu.org/viewcvs?view=revision&revision=121726 (small > adjustment) > > http://gcc.gnu.org/viewcvs?view=revision&revision=123639 (small > adjustment) > > Just finished compiling world and kernel with the patch, no issues > whatsoever but i have some questions :) > > I have a Q6600, with -march=native gcc still uses nocona instead of > core2, clang does the right thing. Is this a bug? > Is it possible to support sse4.1 for penryn or is there a problem with > the license? > > Regards > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > I also had success with this patch - running on a Core 2 Duo E4500. rebuilt world & kernel both with and without CPUTYPE=core2, so it at least doesn't break anything. Can you recommend a way to test Core2 specific features? dave c
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