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

	* graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
	(eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
	(hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
	(free_poly_ddr): New.
	(pddr_is_empty): New.
	(dependence_polyhedron_1): Now returns a poly_ddr_p.
	(dependence_polyhedron): Same.  Remove useless gcc_assert.
	Remove fprintfs.
	(graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
	(graphite_carried_dependence_level_k): Call pddr_is_empty.
	* graphite-dependences.h (enum poly_dependence_kind): New.
	(poly_dr_pair): Renamed poly_ddr.  Added a field kind.
	(PDRP_SOURCE): Renamed PDDR_SOURCE.
	(PDRP_SINK): Renamed PDDR_SINK.
	(PDRP_DDP): Renamed PDDR_DDP.
	(PDDR_KIND): New.
	(free_poly_ddr): Declared.
	* graphite-poly.c (new_scop): Use the new hash function names.
	* graphite-poly.h (struct scop): Renamed field original_pdr_pairs
	into original_pddrs.
	(SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@151181 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 19 insertions, 15 deletions

diff --git a/gcc/graphite-dependences.h b/gcc/graphite-dependences.h
index ccf0b971b23..267d80ba9dd 100644
--- a/gcc/graphite-dependences.h
+++ b/gcc/graphite-dependences.h
@@ -24,27 +24,31 @@ along with GCC; see the file COPYING3.  If not see
 extern bool graphite_legal_transform (scop_p);
 extern bool dependency_between_pbbs_p (poly_bb_p, poly_bb_p, int);
 
-typedef struct poly_dr_pair *poly_dr_pair_p;
+enum poly_dependence_kind {
+  unknown_dependence,
+  no_dependence,
+  has_dependence
+};
 
-typedef struct poly_dr_pair
+typedef struct poly_ddr
 {
-  /* Source polyhedral data reference of the dependence.  */
-  poly_dr_p source;
+  /* Source and sink data references of the dependence.  */
+  poly_dr_p source, sink;
 
-  /* Sink data reference of the dependence.  */
-  poly_dr_p sink;
-
-  /* Data dependence polyhedron descibing dependence
-     between SOURCE and SINK data references.  */
+  /* Data dependence polyhedron.  */
   ppl_Pointset_Powerset_C_Polyhedron_t ddp;
-}poly_dr_pair;
 
+  enum poly_dependence_kind kind;
+
+} *poly_ddr_p;
 
-#define PDRP_SOURCE(PDRP) (PDR->source)
-#define PDRP_SINK(PDRP) (PDR->sink)
-#define PDRP_DDP(PDRP) (PDR->ddp)
+#define PDDR_SOURCE(PDDR) (PDDR->source)
+#define PDDR_SINK(PDDR) (PDDR->sink)
+#define PDDR_DDP(PDDR) (PDDR->ddp)
+#define PDDR_KIND(PDDR) (PDDR->kind)
 
-extern int eq_poly_dr_pair_p (const void *, const void *);
-extern hashval_t hash_poly_dr_pair_p (const void *);
+extern int eq_poly_ddr_p (const void *, const void *);
+extern hashval_t hash_poly_ddr_p (const void *);
+extern void free_poly_ddr (void *);
 
 #endif