Date: Wed, 9 Mar 2011 21:49:54 +0200 From: George Liaskos <geo.liaskos@gmail.com> To: Martin Matuska <mm@freebsd.org> Cc: current@freebsd.org Subject: Re: [TESTING] ssse3 backport from gcc 4.3 Message-ID: <AANLkTinv00x5sQ-4%2BR1RgXB7o-YeF_5k3yHR5VneTp4Z@mail.gmail.com> In-Reply-To: <4D7799FD.9040008@FreeBSD.org> References: <4D7799FD.9040008@FreeBSD.org>
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> 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
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