[Bug target/80718] GCC generates slow code for offsettable vec_duplicate

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80718

--- Comment #1 from Michael Meissner <meissner at gcc dot gnu.org> ---
Author: meissner
Date: Fri May 12 19:48:54 2017
New Revision: 247994

URL: https://gcc.gnu.org/viewcvs?rev=247994&root=gcc&view=rev
Log:
Rework pr 80718

Modified:
    branches/ibm/meissner-work/gcc/ChangeLog.meissner
    branches/ibm/meissner-work/gcc/config/rs6000/vsx.md