Improve vectorization cost model diagnostic.

2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/43431
	* tree-vect-loop.c (vect_estimate_min_profitable_iters):
	Improve vectorization cost model diagnostic.

From-SVN: r157801

gcc/ChangeLog

 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
 
+	PR middle-end/43431
+	* tree-vect-loop.c (vect_estimate_min_profitable_iters):
+	Improve vectorization cost model diagnostic.
+
+2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
+
 	PR middle-end/43436
 	* tree-vect-data-refs.c (vect_analyze_data_refs): When
 	compute_data_dependences_for_loop returns false, early exit

gcc/tree-vect-loop.c

@@ -2173,9 +2173,9 @@ vect_estimate_min_profitable_iters (loop_vec_info loop_vinfo)
   else
     {
       if (vect_print_dump_info (REPORT_COST))
-        fprintf (vect_dump, "cost model: vector iteration cost = %d "
-                 "is divisible by scalar iteration cost = %d by a factor "
-                 "greater than or equal to the vectorization factor = %d .",
+        fprintf (vect_dump, "cost model: the vector iteration cost = %d "
+		 "divided by the scalar iteration cost = %d "
+		 "is greater or equal to the vectorization factor = %d.",
                  vec_inside_cost, scalar_single_iter_cost, vf);
       return -1;
     }