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Re: PATCH: Add XOP 128-bit and 256-bit support for upcoming AMD Orochi processor.
- From: Jan Hubicka <hubicka at ucw dot cz>
- To: Jakub Jelinek <jakub at redhat dot com>
- Cc: Sebastian Pop <sebpop at gmail dot com>, Uros Bizjak <ubizjak at gmail dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, Jan Hubicka <hubicka at ucw dot cz>
- Date: Mon, 21 Dec 2009 13:42:48 +0100
- Subject: Re: PATCH: Add XOP 128-bit and 256-bit support for upcoming AMD Orochi processor.
- References: <5787cf470910210254m63c9f5bbp2585eb4f52ab8360@mail.gmail.com> <1C8DE0332CB01445BF7ADEDE3DDD570718D0502C@sausexmbp02.amd.com> <4AE5DB24.7090907@gmail.com> <cb9d34b20911190751w60bf89e5qd1fdd482e360b081@mail.gmail.com> <20091221120315.GM29158@hs20-bc2-1.build.redhat.com>
> Hi!
>
> Now that XOP support is in, shouldn't we reconsider
> %{msse5:-mavx \
> %n'-msse5' was removed.\n} \
>
> in CC1_CPU_SPEC_1? In particular, shouldn't -mavx change
> there to -mxop, or -mfma4 -mxop -mlwp or something similar?
I would be fine with such change even if I hope no one will ever use this option :))
Honza
>
> Jakub