Add mirq-ctrl-saved option

Author: Claudiu Zissulescu

gcc/ChangeLog.ARC

@@ -1,3 +1,9 @@
+2013-06-25 Claudiu Zissulescu <[email protected]>
+	* config/arc/arc.c: Add -mirq-ctrl-saved option.
+	* config/arc/arc.md: Likewise
+	* config/arc/arc.opt: Likewise
+	* doc/invoke.texi: Likewise
+
 2013-06-18 Claudiu Zissulescu <[email protected]>
 
 	* doc/extend.texi: Update __builtin_arc_sr description.