sse.md (<avx512>_store<mode>_mask): Fix operand checked for alignment.

gcc/

	* config/i386/sse.md (<avx512>_store<mode>_mask): Fix
	operand checked for alignment.

From-SVN: r231269

gcc/ChangeLog

+2015-12-04  Ilya Enkovich  <enkovich.gnu@gmail.com>
+
+	* config/i386/sse.md (<avx512>_store<mode>_mask): Fix
+	operand checked for alignment.
+
 2015-12-04  Nathan Sidwell  <nathan@acm.org>
 
 	* config/nvptx/nvptx.c (write_one_arg): Deal with prologue

gcc/config/i386/sse.md

@@ -1051,7 +1051,7 @@
       sse_suffix = "<ssescalarsize>";
     }
 
-  if (misaligned_operand (operands[1], <MODE>mode))
+  if (misaligned_operand (operands[0], <MODE>mode))
     align = "u";
   else
     align = "a";