[Bug target/72802] powerpc64le: -mcpu=power9 emits lxssp instruction with offset that isn't a multiple of 4

[amodra at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72802

--- Comment #9 from Alan Modra <amodra at gcc dot gnu.org> ---
Author: amodra
Date: Tue Aug  9 05:44:39 2016
New Revision: 239270

URL: https://gcc.gnu.org/viewcvs?rev=239270&root=gcc&view=rev
Log:
[RS6000] PR72802 part 2, reload ICE

        PR target/72802
        * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
        alternatives.  Put loads first, then stores, and reg/reg moves
        within same class later.  Delete attr length.
testsuite/
        * gcc.c-torture/compile/pr72802.c: New.

Added:
    branches/gcc-6-branch/gcc/testsuite/gcc.c-torture/compile/pr72802.c
Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/config/rs6000/rs6000.md
    branches/gcc-6-branch/gcc/testsuite/ChangeLog