attach schedule tree to the scop

we used to translate the just computed schedule tree into a union_map,
and then in the code generation it would be translated back to a schedule tree
just before generating AST code.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@231725 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 4 insertions, 1 deletions

diff --git a/gcc/graphite-optimize-isl.c b/gcc/graphite-optimize-isl.c
index f5cb5c45dcc..1d9449b5ca9 100644
--- a/gcc/graphite-optimize-isl.c
+++ b/gcc/graphite-optimize-isl.c
@@ -420,6 +420,10 @@ optimize_isl (scop_p scop)
       return false;
     }
 
+  /* Attach the schedule to scop so that it can be used in code generation.
+     schedule freeing will occur in code generation.  */
+  scop->schedule = schedule;
+
 #ifdef HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS
   /* isl 0.15 or later.  */
   isl_union_map *schedule_map = get_schedule_map_st (schedule);
@@ -428,7 +432,6 @@ optimize_isl (scop_p scop)
 #endif
   apply_schedule_map_to_scop (scop, schedule_map);
 
-  isl_schedule_free (schedule);
   isl_union_map_free (schedule_map);
   return true;
 }