* mn10300.md (adddi3, subdi3): Remove expanders and patterns.

From-SVN: r14068

gcc/config/mn10300/mn10300.md

@@ -681,48 +681,6 @@
   mov %2,%0\;add %1,%0"
   [(set_attr "cc" "set_zn,none_0hit,none_0hit,set_zn,none_0hit,set_zn")])
 
-(define_expand "adddi3"
-  [(set (reg:DI 0) (match_operand:DI 1 "register_operand" ""))
-   (set (reg:DI 2) (match_operand:DI 2 "nonmemory_operand" ""))
-   (set (reg:DI 0) (plus:DI (reg:DI 0) (reg:DI 2)))
-   (set (match_operand:DI 0 "register_operand" "") (reg:DI 0))]
-  ""
-  "
-{
-  if (GET_CODE (operands[2]) == CONST_INT)
-    {
-      rtx reg0 = gen_rtx (REG, DImode, 0);
-
-      emit_move_insn (reg0, operands[1]);
-      emit_insn (gen_adddi3_const (operands[2]));
-      emit_move_insn (operands[0], reg0);
-      DONE;
-    }
-}")
-
-;; The general adddi3 pattern.
-(define_insn ""
-  [(set (reg:DI 0) (plus:DI (reg:DI 0) (reg:DI 2)))]
-  ""
-  "add d2,d0\;addc d3,d1"
-  [(set_attr "cc" "clobber")])
-
-;; adddi3 with on operand being a constant.
-(define_insn "adddi3_const"
-  [(set (reg:DI 0)
-        (plus:DI (reg:DI 0) (match_operand:DI 0 "const_int_operand" "i")))
-   (clobber (reg:DI 2))]
-  ""
-  "*
-{
-  long value = INTVAL (operands[0]);
-
-  if (value < 0)
-    return \"mov -1,d2\;add %0,d0\;addc d2,d1\";
-  else
-    return \"clr d2\;add %0,d0\;addc d2,d1\";
-}"
-  [(set_attr "cc" "clobber")])
 ;; ----------------------------------------------------------------------
 ;; SUBTRACT INSTRUCTIONS
 ;; ----------------------------------------------------------------------
@@ -749,20 +707,6 @@
   DONE;
 }")
 
-(define_expand "subdi3"
-  [(set (reg:DI 0) (match_operand:DI 1 "register_operand" ""))
-   (set (reg:DI 2) (match_operand:DI 2 "nonmemory_operand" ""))
-   (set (reg:DI 0) (minus:DI (reg:DI 0) (reg:DI 2)))
-   (set (match_operand:DI 0 "register_operand" "") (reg:DI 0))]
-  ""
-  "")
-
-(define_insn ""
-  [(set (reg:DI 0) (minus:DI (reg:DI 0) (reg:DI 2)))]
-  ""
-  "sub d2,d0\;subc d3,d1"
-  [(set_attr "cc" "clobber")])
-
 ;; ----------------------------------------------------------------------
 ;; MULTIPLY INSTRUCTIONS
 ;; ----------------------------------------------------------------------