Remove inadvertent change.

From-SVN: r3064

gcc/config/rs6000/rs6000.md

@@ -4579,18 +4579,7 @@
   ""
   "cror 0,0,0")
 
-;; Define the subtract-one-and-jump insns, starting with the template 
-;; so loop.c knows what to generate.
-
-(define_expand "decrement_and_branchsi"
-  [(set (pc) (if_then_else (ne (match_operand:SI 0 "register_operand" "c")
-			       (const_int 1))
-			   (label_ref (match_operand 1 "" ""))
-			   (pc)))
-   (set (match_dup 0) (plus:SI (match_dup 0) (const_int -1)))]
-  ""
-  "")
-
+;; Define the subtract-one-and-jump insns. 
 ;; We need to be able to do this for any operand, including MEM, or we
 ;; will cause reload to blow up since we don't allow output reloads on
 ;; JUMP_INSNs. 
@@ -4610,7 +4599,7 @@
    #
    #")
 			       
-;; Similar, but we can use GE since we have a REG_NONNEG.
+;; Similar, but we can use GE since we have a REG_NOTES.
 (define_insn ""
   [(set (pc)
 	(if_then_else (ge (match_operand:SI 1 "register_operand" "0,*r,*r")