On Wed, Feb 3, 2016 at 5:28 PM, Jakub Jelinek <ja...@redhat.com> wrote:
> Hi!
>
> rs6000_expand_atomic_compare_and_swap uses oldval directly in
> a comparison instruction, but oldval might be a CONST_INT not suitable
> for the instruction (such as in the testcase below in SImode comparison
> 0x8000 constant). We need to force those into register if they don't
> satisfy the predicate.
>
> Bootstrapped/regtested on powerpc64{,le}-linux, ok for trunk?
>
> 2016-02-03 Jakub Jelinek <ja...@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.
Okay.
Thanks, David
