diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fb11de07682ee075a340112555bd779ace02ade6..0aa5d30009d23052757c608ebc7ecf1200874f02 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -12,6 +12,9 @@
 
 	* config/epiphany/epiphany.md (isub_i+1): Work around generator bug.
 
+	* config/epiphany/epiphany.c (epiphany_adjust_cost): Use
+	reg_overlap_mentioned_p.
+
 2012-11-28  Jakub Jelinek  <jakub@redhat.com>
 
 	PR debug/36728
diff --git a/gcc/config/epiphany/epiphany.c b/gcc/config/epiphany/epiphany.c
index 8901c4acc8cdb3fb050864e2570c0c39ab121e3e..c0748131032ec6596444a05c7dace11bf1995b31 100644
--- a/gcc/config/epiphany/epiphany.c
+++ b/gcc/config/epiphany/epiphany.c
@@ -1926,10 +1926,10 @@ epiphany_adjust_cost (rtx insn, rtx link, rtx dep_insn, int cost)
 	  rtx set = single_set (insn);
 
 	  if (set
-	      && !reg_mentioned_p (SET_DEST (dep_set), SET_SRC (set))
+	      && !reg_overlap_mentioned_p (SET_DEST (dep_set), SET_SRC (set))
 	      && (!MEM_P (SET_DEST (set))
-		  || !reg_mentioned_p (SET_DEST (dep_set),
-				       XEXP (SET_DEST (set), 0))))
+		  || !reg_overlap_mentioned_p (SET_DEST (dep_set),
+					       XEXP (SET_DEST (set), 0))))
 	    cost = 1;
 	}
     }