[Bug middle-end/110018] Missing vectorizable_conversion(unsigned char -> double) for BB vectorizer

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110018

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by hongtao Liu <liuho...@gcc.gnu.org>:

https://gcc.gnu.org/g:6f19cf7526168f840fd22f6af3f0cb67efb90dc8

commit r14-2007-g6f19cf7526168f840fd22f6af3f0cb67efb90dc8
Author: liuhongt <hongtao....@intel.com>
Date:   Wed May 31 11:20:46 2023 +0800

    Use intermiediate integer type for float_expr/fix_trunc_expr when direct
optab is not existed.

    We have already use intermidate type in case WIDEN, but not for NONE,
    this patch extended that.

    gcc/ChangeLog:

            PR target/110018
            * tree-vect-stmts.cc (vectorizable_conversion): Use
            intermiediate integer type for float_expr/fix_trunc_expr when
            direct optab is not existed.

    gcc/testsuite/ChangeLog:

            * gcc.target/i386/pr110018-1.c: New test.