[Bug target/92658] x86 lacks vector extend / truncate

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92658

--- Comment #26 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Uros Bizjak <u...@gcc.gnu.org>:

https://gcc.gnu.org/g:608e7f3ab47fe746279c552c3574147aa3d8ee76

commit r14-666-g608e7f3ab47fe746279c552c3574147aa3d8ee76
Author: Uros Bizjak <ubiz...@gmail.com>
Date:   Wed May 10 22:40:53 2023 +0200

    i386: Add missing vector extend patterns [PR92658]

    Add missing insn pattern for v2qi -> v2si vector extend and named
    expanders to activate generation of vector extends to 8-byte and 4-byte
    vectors.

    gcc/ChangeLog:

            PR target/92658
            * config/i386/mmx.md (sse4_1_<code>v2qiv2si2): New insn pattern.
            (<insn>v4qiv4hi2): New expander.
            (<insn>v2hiv2si2): Ditto.
            (<insn>v2qiv2si2): Ditto.
            (<insn>v2qiv2hi2): Ditto.

    gcc/testsuite/ChangeLog:

            PR target/92658
            * gcc.target/i386/pr92658-sse4-4b.c: New test.
            * gcc.target/i386/pr92658-sse4-8b.c: New test.