[Bug target/78007] Important loop from 482.sphinx3 is not vectorized

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78007

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Nov  9 08:19:05 2016
New Revision: 241992

URL: https://gcc.gnu.org/viewcvs?rev=241992&root=gcc&view=rev
Log:
2016-11-09  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/78007
        * tree-vect-stmts.c (vectorizable_bswap): New function.
        (vectorizable_call): Call vectorizable_bswap for
        BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.

        * gcc.dg/vect/vect-bswap32.c: Adjust.
        * gcc.dg/vect/vect-bswap64.c: Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/vect/vect-bswap32.c
    trunk/gcc/testsuite/gcc.dg/vect/vect-bswap64.c
    trunk/gcc/tree-vect-stmts.c