i386.md (andqi_ext_0_cc): Use matching constraint for op1 to op0.

        * config/i386/i386.md (andqi_ext_0_cc): Use matching constraint
        for op1 to op0.

From-SVN: r38176

gcc/config/i386/i386.md

@@ -5759,8 +5759,8 @@
 	(compare
 	  (and:SI
 	    (zero_extract:SI
-	      (match_operand 1 "ext_register_operand" "q")
-		(const_int 8)
+	      (match_operand 1 "ext_register_operand" "0")
+	      (const_int 8)
 	      (const_int 8))
 	    (match_operand 2 "const_int_operand" "n"))
 	  (const_int 0)))