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

cvs-commit at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue May 19 09:26:19 GMT 2020


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

--- Comment #14 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Uros Bizjak <uros@gcc.gnu.org>:

https://gcc.gnu.org/g:f6e40195ec3d3b402a5f6c58dbf359479bc4cbfa

commit r11-485-gf6e40195ec3d3b402a5f6c58dbf359479bc4cbfa
Author: Uros Bizjak <ubizjak@gmail.com>
Date:   Tue May 19 11:25:46 2020 +0200

    i386: Add missing vector zero/sign extend expanders [PR92658]

    2020-05-19  Uroš Bizjak  <ubizjak@gmail.com>

    gcc/ChangeLog:
            PR target/92658
            * config/i386/sse.md (<code>v16qiv16hi2): New expander.
            (<code>v32qiv32hi2): Ditto.
            (<code>v8qiv8hi2): Ditto.
            (<code>v16qiv16si2): Ditto.
            (<code>v8qiv8si2): Ditto.
            (<code>v4qiv4si2): Ditto.
            (<code>v16hiv16si2): Ditto.
            (<code>v8hiv8si2): Ditto.
            (<code>v4hiv4si2): Ditto.
            (<code>v8qiv8di2): Ditto.
            (<code>v4qiv4di2): Ditto.
            (<code>v2qiv2di2): Ditto.
            (<code>v8hiv8di2): Ditto.
            (<code>v4hiv4di2): Ditto.
            (<code>v2hiv2di2): Ditto.
            (<code>v8siv8di2): Ditto.
            (<code>v4siv4di2): Ditto.
            (<code>v2siv2di2): Ditto.

    gcc/testsuite/ChangeLog:
            PR target/92658
            * gcc.target/i386/pr92658-sse4.c: New test.
            * gcc.target/i386/pr92658-avx2.c: New test.
            * gcc.target/i386/pr92658-avx512bw.c: New test.


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