(decrement_and_branch_until_zero): Operand 0 constraint changed from "+g" to "+d*am".

(decrement_and_branch_until_zero): Operand 0 constraint changed from "+g"
to "+d*am".
(similar anonymous HImode pattern): Likewise.

From-SVN: r9842

gcc/config/m68k/m68k.md

@@ -5715,7 +5715,7 @@
 (define_insn ""
   [(set (pc)
 	(if_then_else
-	  (ge (plus:HI (match_operand:HI 0 "general_operand" "+g")
+	  (ge (plus:HI (match_operand:HI 0 "general_operand" "+d*am")
 		       (const_int -1))
 	      (const_int 0))
 	  (label_ref (match_operand 1 "" ""))
@@ -5760,7 +5760,7 @@
 (define_insn "decrement_and_branch_until_zero"
   [(set (pc)
 	(if_then_else
-	  (ge (plus:SI (match_operand:SI 0 "general_operand" "+g")
+	  (ge (plus:SI (match_operand:SI 0 "general_operand" "+d*am")
 		       (const_int -1))
 	      (const_int 0))
 	  (label_ref (match_operand 1 "" ""))