2009-08-28 Sebastian Pop <sebastian.pop@amd.com>

[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog.graphite

diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index 06ae677..c7b8fcf 100644 (file)
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,5 +1,24 @@
 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 
+       * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
+       the strides by multiplying by PDR_NB_REFS.
+       * graphite-poly.c (can_collapse_pdr): New.
+       (pdr_find_duplicate): New.
+       (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
+       Initialize PDR_NB_REFS.
+       * graphite-poly.h (struct poly_dr): Add field nb_refs.
+       (PDR_NB_REFS): New.
+       (new_poly_dr): Number of subscripts is a graphite_dim_t.
+
+2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+       Revert one of the previous commits:
+       * graphite-dependences.c (graphite_legal_transform_bb): Avoid
+       the computation of symmetric data dependence relations.
+       (dependency_between_pbbs_p): Same.
+
+2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
+
        PR middle-end/40965
        * graphite-poly.c (apply_poly_transforms): Remove legality test before
        any transform.