===================================================================
@@ -1662,6 +1662,13 @@ vect_analyze_loop_2 (loop_vec_info loop_
return false;
}
+ /* Classify all cross-iteration scalar data-flow cycles.
+ Cross-iteration cycles caused by virtual phis are analyzed separately. */
+
+ vect_analyze_scalar_cycles (loop_vinfo);
+
+ vect_pattern_recog (loop_vinfo, NULL);
+
/* Analyze the access patterns of the data-refs in the loop (consecutive,
complex, etc.). FORNOW: Only handle consecutive access pattern. */
@@ -1674,13 +1681,6 @@ vect_analyze_loop_2 (loop_vec_info loop_
return false;
}
- /* Classify all cross-iteration scalar data-flow cycles.
- Cross-iteration cycles caused by virtual phis are analyzed separately. */
-
- vect_analyze_scalar_cycles (loop_vinfo);
-
- vect_pattern_recog (loop_vinfo, NULL);
-
/* Data-flow analysis to detect stmts that do not need to be vectorized. */
ok = vect_mark_stmts_to_be_vectorized (loop_vinfo);