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From: "crazylht at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/92658] x86 lacks vector extend / truncate
Date: Tue, 29 Dec 2020 01:36:11 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D92658

--- Comment #23 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Uro=C5=A1 Bizjak from comment #22)
> (In reply to Hongtao.liu from comment #21)
> > Add define_code_attr like aarch64/iterators.md?
> >=20
> > ----------
> > ;; Map rtl objects to optab names
> > (define_code_attr optab [(ashift "ashl")
> > 			 (ashiftrt "ashr")
> > 			 (lshiftrt "lshr")
> > 			 (rotatert "rotr")
> > 			 (sign_extend "extend")
> > 			 (zero_extend "zero_extend")
>=20
> Yes. Please go ahead, the patch is preapproved.

Fixed by r11-6351=