i386.md (*movdf_internal_rex64): Disparage alternatives involving stack registers slightly.

	* config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
	involving stack registers slightly.

From-SVN: r195410

gcc/config/i386/i386.md

@@ -2934,9 +2934,9 @@
 
 (define_insn "*movdf_internal_rex64"
   [(set (match_operand:DF 0 "nonimmediate_operand"
-		"=f,m,f,?r,?m,?r,x,x,x,m,Yi,r ")
+		"=?f,?m,?f,?r,?m,?r,x,x,x,m,Yi,r ")
 	(match_operand:DF 1 "general_operand"
-		"fm,f,G,rm,r ,F ,C,x,m,x,r ,Yi"))]
+		"fm ,f ,G ,rm,r ,F ,C,x,m,x,r ,Yi"))]
   "TARGET_64BIT && !(MEM_P (operands[0]) && MEM_P (operands[1]))
    && (!can_create_pseudo_p ()
        || (ix86_cmodel == CM_MEDIUM || ix86_cmodel == CM_LARGE)