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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/92658] x86 lacks vector extend / truncate
Date: Sat, 03 Jun 2023 00:09:18 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D92658

--- Comment #27 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by hongtao Liu <liuhongt@gcc.gnu.org>:

https://gcc.gnu.org/g:49337040865269e13cdc2ead276d12ecb2e9f606

commit r14-1509-g49337040865269e13cdc2ead276d12ecb2e9f606
Author: liuhongt <hongtao.liu@intel.com>
Date:   Thu Jun 1 15:08:02 2023 +0800

    i386: Add missing vector truncate patterns [PR92658].

    Add missing insn patterns for v2si -> v2hi/v2qi and v2hi-> v2qi vector
    truncate.

    gcc/ChangeLog:

            PR target/92658
            * config/i386/mmx.md (truncv2hiv2qi2): New define_insn.
            (truncv2si<mode>2): Ditto.

    gcc/testsuite/ChangeLog:

            * gcc.target/i386/pr92658-avx512bw-trunc-2.c: New test.=