[Bug target/69644] ICE with -O on __sync_bool_compare_and_swap with short in extract_insn, at recog.c:2286

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69644

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Feb  4 13:58:21 2016
New Revision: 233138

URL: https://gcc.gnu.org/viewcvs?rev=233138&root=gcc&view=rev
Log:
        Backported from mainline
        2016-02-03  Jakub Jelinek  <jakub@redhat.com>

        PR target/69644
        * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
        Force oldval into register if it does not satisfy reg_or_short_operand
        predicate.  Fix up formatting.

        * gcc.dg/pr69644.c: New test.

Added:
    branches/gcc-5-branch/gcc/testsuite/gcc.dg/pr69644.c
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/config/rs6000/rs6000.c
    branches/gcc-5-branch/gcc/testsuite/ChangeLog