[Bug target/59874] Missing builtin (__builtin_clzs) when compiling with g++

[uros at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59874

--- Comment #9 from uros at gcc dot gnu.org ---
Author: uros
Date: Wed Dec 14 15:44:07 2016
New Revision: 243651

URL: https://gcc.gnu.org/viewcvs?rev=243651&root=gcc&view=rev
Log:
        PR target/59874
        * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CLZS
        and IX86_BUILTIN_CTZS.
        (bdesc_args): Add __builtin_clzs and __builtin_ctzs.
        (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.


Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/config/i386/i386.c