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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/112568] [14 Regression] Miscompilation of
 radeonsi (mesa) with -march=raptorlake (-mavx) since r14-5355-g3cd3a09b3f91a1
Date: Fri, 17 Nov 2023 05:28:12 +0000
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X-Bugzilla-Component: rtl-optimization
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X-Bugzilla-Keywords: wrong-code
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112568

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
So the thing to look for the placement of vzeroupper. That is what mode
switching is used for inside the x86 back-end.=