[Bug target/80846] auto-vectorized AVX2 horizontal sum should narrow to 128b right away, to be more efficient for Ryzen and Intel

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80846

--- Comment #13 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Aug  1 16:12:31 2017
New Revision: 250784

URL: https://gcc.gnu.org/viewcvs?rev=250784&root=gcc&view=rev
Log:
        PR target/80846
        * config/rs6000/vsx.md (vextract_fp_from_shorth,
        vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
        calls.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/vsx.md