Hi,
as Jakub correctly identified, uses of values produced by the inner loop
that occur inside the outer loop prevent fusion as well. We are
in LCSSA so the check is easy. (Uses outside the outer loop are okay, see
the comment)
Regstrapping on x86-64-linux in progress. Okay for trunk?
Cia
On August 31, 2018 4:11:26 PM GMT+02:00, Michael Matz wrote:
>Hi,
>
>as Jakub correctly identified, uses of values produced by the inner
>loop
>that occur inside the outer loop prevent fusion as well. We are
>in LCSSA so the check is easy. (Uses outside the outer loop are okay,
>see
>the comm
On Fri, Aug 31, 2018 at 04:31:09PM +0200, Richard Biener wrote:
> On August 31, 2018 4:11:26 PM GMT+02:00, Michael Matz wrote:
> >Hi,
> >
> >as Jakub correctly identified, uses of values produced by the inner
> >loop
> >that occur inside the outer loop prevent fusion as well. We are
> >in LCSSA