[Bug target/85819] conversion from __v[48]su to __v[48]sf should use FMA

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85819

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by H.J. Lu <h...@gcc.gnu.org>:

https://gcc.gnu.org/g:ad9fcb961c0705f56907a728c3748c011a0a8048

commit r12-3382-gad9fcb961c0705f56907a728c3748c011a0a8048
Author: H.J. Lu <hjl.to...@gmail.com>
Date:   Sat Sep 4 07:48:43 2021 -0700

    x86: Enable FMA in unsigned SI to SF expanders

    Enable FMA in scalar/vector unsigned SI to SF expanders.  Don't check
    TARGET_AVX512F which has vcvtusi2ss and vcvtudq2ps instructions.

    gcc/

            PR target/85819
            * config/i386/i386-expand.c (ix86_expand_convert_uns_sisf_sse):
            Enable FMA.
            (ix86_expand_vector_convert_uns_vsivsf): Likewise.

    gcc/testsuite/

            PR target/85819
            * gcc.target/i386/pr85819-1a.c: New test.
            * gcc.target/i386/pr85819-1b.c: Likewise.
            * gcc.target/i386/pr85819-2a.c: Likewise.
            * gcc.target/i386/pr85819-2b.c: Likewise.
            * gcc.target/i386/pr85819-2c.c: Likewise.
            * gcc.target/i386/pr85819-3.c: Likewise.