[Bug target/79179] PowerPC64: -mcpu=power9 creates stxsd with bad offset

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79179

--- Comment #2 from Michael Meissner <meissner at gcc dot gnu.org> ---
Author: meissner
Date: Thu Jan 26 04:16:11 2017
New Revision: 244917

URL: https://gcc.gnu.org/viewcvs?rev=244917&root=gcc&view=rev
Log:
[gcc]
2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/79179
        * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
        constraint instead of o for the stxsd instruction.

[gcc/testsuite]
2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/79179
        * gcc.target/powerpc/pr79179.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/powerpc/pr79179.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/vsx.md
    trunk/gcc/testsuite/ChangeLog