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[Bug math/20495] x86_64 performance degradation due to AVX/SSE transition penalty
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Fri, 26 Aug 2016 19:14:54 +0000
- Subject: [Bug math/20495] x86_64 performance degradation due to AVX/SSE transition penalty
- Auto-submitted: auto-generated
- References: <bug-20495-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=20495
--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Florian Weimer from comment #13)
> This is not an exact duplicate, it needs a separate fix.
The fix for PR 20508 is extended to cover this:
https://sourceware.org/ml/libc-alpha/2016-08/msg00803.html
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