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From: "luc.vanoostenryck at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/100056] [9/10/11 Regression]  orr + lsl vs. [us]bfiz
Date: Tue, 13 Apr 2021 15:55:38 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100056

--- Comment #6 from Luc Van Oostenryck <luc.vanoostenryck at gmail dot com>=
 ---
(In reply to Jakub Jelinek from comment #3)
> Created attachment 50583 [details]
> gcc11-pr100056.patch
>=20
> Untested fix.

OTOH, for the signed case things seems to be OK unless the
sign extension is one of the register sizes (8, 16 & 32).

See the updated testcases in attachment.=