arc: Update ZOL pattern.

The ZOL pattern is missing modes which may lead to errors during
var_tracking. Add them.

gcc/
	* config/arc/arc.md (doloop_end): Add missing mode.
	(loop_end): Likewise.

Signed-off-by: Claudiu Zissulescu <claziss@synopsys.com>
diff --git a/gcc/config/arc/arc.md b/gcc/config/arc/arc.md
index 90ba85e..4919d27 100644
--- a/gcc/config/arc/arc.md
+++ b/gcc/config/arc/arc.md
@@ -4966,8 +4966,8 @@
 			(const_int 1))
 		    (label_ref (match_operand 1 "" ""))
 		    (pc)))
-	      (set (match_dup 0) (plus (match_dup 0) (const_int -1)))
-	      (unspec [(const_int 0)] UNSPEC_ARC_LP)
+	      (set (match_dup 0) (plus:SI (match_dup 0) (const_int -1)))
+	      (unspec:SI [(const_int 0)] UNSPEC_ARC_LP)
 	      (clobber (match_dup 2))])]
   ""
 {
@@ -4996,8 +4996,8 @@
 			  (const_int 1))
 		      (label_ref (match_operand 1 "" ""))
 		      (pc)))
-   (set (match_dup 0) (plus (match_dup 0) (const_int -1)))
-   (unspec [(const_int 0)] UNSPEC_ARC_LP)
+   (set (match_dup 0) (plus:SI (match_dup 0) (const_int -1)))
+   (unspec:SI [(const_int 0)] UNSPEC_ARC_LP)
    (clobber (match_scratch:SI 2 "=X,&r"))]
   ""
   "@