[Bug target/87853] _mm_cmpgt_epi8 broken with -funsigned-char

[hjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87853

--- Comment #12 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> ---
Author: hjl
Date: Thu Dec 13 14:42:43 2018
New Revision: 267095

URL: https://gcc.gnu.org/viewcvs?rev=267095&root=gcc&view=rev
Log:
x86: Fix _mm_cmpgt_epi8 with -funsigned-char

        Backport from mainline
        2018-11-05  Xuepeng Guo  <xuepeng....@intel.com>

        PR target/87853
        * config/i386/emmintrin.h (__v16qs): New to cope with option
        -funsigned-char.
        (_mm_cmpeq_epi8): Replace __v16qi with __v16qs.
        (_mm_cmplt_epi8): Likewise.
        (_mm_cmpgt_epi8): Likewise.

Modified:
    branches/gcc-8-branch/gcc/ChangeLog
    branches/gcc-8-branch/gcc/config/i386/emmintrin.h