diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 3401814..352a21c 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -10405,10 +10405,10 @@
 })
 
 (define_insn_and_split "*andn<mode>3_doubleword_bmi"
-  [(set (match_operand:<DWI> 0 "register_operand")
+  [(set (match_operand:<DWI> 0 "register_operand" "=r")
 	(and:<DWI>
-	  (not:<DWI> (match_operand:<DWI> 1 "register_operand"))
-	  (match_operand:<DWI> 2 "nonimmediate_operand")))
+	  (not:<DWI> (match_operand:<DWI> 1 "register_operand" "0"))
+	  (match_operand:<DWI> 2 "nonimmediate_operand" "ro")))
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_BMI"
   "#"