AVX-512. Fix kxnor insn split.

gcc/
	* gcc/config/i386/i386.md (define_split not/xor SWI1248x): Use
	iterator instead of fixed modes.

From-SVN: r228003

gcc/ChangeLog

+2015-09-22  Kirill Yukhin <kirill.yukhin@intel.com>
+
+	* gcc/config/i386/i386.md (define_split not/xor SWI1248x): Use
+	iterator instead of fixed modes.
+
 2015-09-22  Matthew Wahab  <matthew.wahab@arm.com>
 
 	* config/aarch64/aarch64-protos.h (aarch64_gen_atomic_ldop):

gcc/config/i386/i386.md

@@ -8565,11 +8565,11 @@
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_AVX512F && reload_completed"
    [(parallel [(set (match_dup 0)
-		    (xor:HI (match_dup 0)
+		    (xor:SWI1248x (match_dup 0)
 				  (match_dup 1)))
 	       (clobber (reg:CC FLAGS_REG))])
     (set (match_dup 0)
-	 (not:HI (match_dup 0)))])
+	 (not:SWI1248x (match_dup 0)))])
 
 ;;There are kortrest[bdq] but no intrinsics for them.
 ;;We probably don't need to implement them.