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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/108938] Missing bswap detection
Date: Mon, 06 Mar 2023 10:41:09 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108938

--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
One original idea was to leverage VEC_PERM as well but then at least on x86
a vec_perm can expand to many instructions so costing will be difficult
(and there's obviously cross register file movements)=