[Bug 211864] LLVM is using AVX instructions for CPUTYPE=btver1
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Mon Aug 15 17:21:58 UTC 2016
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=211864
Dimitry Andric <dim at FreeBSD.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|Open |In Progress
Assignee|freebsd-bugs at FreeBSD.org |dim at FreeBSD.org
--- Comment #1 from Dimitry Andric <dim at FreeBSD.org> ---
Created attachment 173705
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=173705&action=edit
Import upstream fix to stop using xsave/avx on btver1 CPUs
Michel, can you please try out this patch? As far as I can see, this causes
clang to not generate AVX instructions anymore, at least for that sudo port.
But I would appreciate independent verification. :)
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