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-rw-r--r--gcc/ChangeLog.graphite9
-rw-r--r--gcc/graphite-poly.h25
2 files changed, 32 insertions, 2 deletions
diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index b932dd0..2450045 100644
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,3 +1,12 @@
+2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-poly.h (struct scop): Add a field saved_schedule.
+ (SCOP_SAVED_SCHEDULE): New.
+ (store_lst_schedule): New.
+ (restore_lst_schedule): New.
+ (store_scattering): Call store_lst_schedule.
+ (restore_scattering): Call restore_lst_schedule.
+
2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
diff --git a/gcc/graphite-poly.h b/gcc/graphite-poly.h
index 8165d35..3782c78 100644
--- a/gcc/graphite-poly.h
+++ b/gcc/graphite-poly.h
@@ -823,8 +823,8 @@ struct scop
representation. */
VEC (poly_bb_p, heap) *bbs;
- /* Original and transformed schedules. */
- lst_p original_schedule, transformed_schedule;
+ /* Original, transformed and saved schedules. */
+ lst_p original_schedule, transformed_schedule, saved_schedule;
/* The context describes known restrictions concerning the parameters
and relations in between the parameters.
@@ -852,6 +852,7 @@ struct scop
#define SCOP_ORIGINAL_PDDRS(S) (S->original_pddrs)
#define SCOP_ORIGINAL_SCHEDULE(S) (S->original_schedule)
#define SCOP_TRANSFORMED_SCHEDULE(S) (S->transformed_schedule)
+#define SCOP_SAVED_SCHEDULE(S) (S->saved_schedule)
extern scop_p new_scop (void *);
extern void free_scop (scop_p);
@@ -939,6 +940,22 @@ store_scattering_pbb (poly_bb_p pbb)
PBB_SAVED (pbb) = poly_scattering_copy (PBB_TRANSFORMED (pbb));
}
+/* Stores the SCOP_TRANSFORMED_SCHEDULE to SCOP_SAVED_SCHEDULE. */
+
+static inline void
+store_lst_schedule (scop_p scop)
+{
+ SCOP_SAVED_SCHEDULE (scop) = copy_lst (SCOP_TRANSFORMED_SCHEDULE (scop));
+}
+
+/* Restores the SCOP_TRANSFORMED_SCHEDULE from SCOP_SAVED_SCHEDULE. */
+
+static inline void
+restore_lst_schedule (scop_p scop)
+{
+ SCOP_TRANSFORMED_SCHEDULE (scop) = copy_lst (SCOP_SAVED_SCHEDULE (scop));
+}
+
/* Saves the scattering for all the pbbs in the SCOP. */
static inline void
@@ -949,6 +966,8 @@ store_scattering (scop_p scop)
for (i = 0; VEC_iterate (poly_bb_p, SCOP_BBS (scop), i, pbb); i++)
store_scattering_pbb (pbb);
+
+ store_lst_schedule (scop);
}
/* Restores the scattering of PBB. */
@@ -972,6 +991,8 @@ restore_scattering (scop_p scop)
for (i = 0; VEC_iterate (poly_bb_p, SCOP_BBS (scop), i, pbb); i++)
restore_scattering_pbb (pbb);
+
+ restore_lst_schedule (scop);
}
#endif