Irreducible regions are not going to be optimized by ISL
so discard them early. Passes bootstrap and regtest.
gcc/ChangeLog:
2015-11-06 Aditya Kumar
* graphite-scop-detection.c (scop_detection::merge_sese): Entry and
exit edges should not be a part of irreducible loop.
(scop_
On Thu, Nov 5, 2015 at 10:12 PM, Aditya Kumar wrote:
> Irreducible regions are not going to be optimized by ISL
> so discard them early.
>
> gcc/ChangeLog:
>
> 2015-11-06 Aditya Kumar
>
> * graphite-scop-detection.c (scop_detection::merge_sese):
> (scop_detection::can_represent_
