Initial import of l4c

[snipe.git] / trans / tree.sml

diff --git a/trans/tree.sml b/trans/tree.sml
index f5a92b5a3275451a8c47c123d9e3f1e3d4a5f060..d3e8c0d1ecc4f5869c0a3b5cdcb57dbceed20cc3 100644 (file)
--- a/trans/tree.sml
+++ b/trans/tree.sml
@@ -18,13 +18,16 @@ sig
   datatype exp = 
       CONST of Word32.word
     | TEMP of Temp.temp
-    | ARG of Blarg (* I am j4cbo *)
+    | ARG of Blarg * int (* I am j4cbo *)
     | BINOP of binop * exp * exp
     | UNOP of unop * exp
-    | CALL of Ast.ident * exp list
+    | CALL of Ast.ident * (exp * int) list * int
+    | MEMORY of exp
+    | ALLOC of exp
   and stm =
-      MOVE of exp * exp
-    | RETURN of exp
+      MOVE of exp * exp * int
+    | RETURN of exp * int
+    | EFFECT of exp * int
     | LABEL of Label.label
     | JUMPIFN of exp * Label.label
     | JUMP of Label.label
@@ -52,13 +55,16 @@ struct
   datatype exp = 
       CONST of Word32.word
     | TEMP of Temp.temp
-    | ARG of Blarg
+    | ARG of Blarg * int
     | BINOP of binop * exp * exp
     | UNOP of unop * exp
-    | CALL of Ast.ident * exp list
+    | CALL of Ast.ident * (exp * int) list * int
+    | MEMORY of exp
+    | ALLOC of exp
   and stm =
-      MOVE of exp * exp
-    | RETURN of exp
+      MOVE of exp * exp * int
+    | RETURN of exp * int
+    | EFFECT of exp * int
     | LABEL of Label.label
     | JUMPIFN of exp * Label.label
     | JUMP of Label.label
@@ -97,18 +103,21 @@ struct
 
     fun pp_exp (CONST(x)) = Word32Signed.toString x
       | pp_exp (TEMP(t)) = Temp.name t
-      | pp_exp (ARG(n)) = "arg#"^Int.toString n
+      | pp_exp (ARG(n, sz)) = "arg#"^Int.toString n
       | pp_exp (BINOP (binop, e1, e2)) =
          "(" ^ pp_exp e1 ^ " " ^ pp_binop binop ^ " " ^ pp_exp e2 ^ ")"
       | pp_exp (UNOP (unop, e1)) =
           pp_unop unop ^ "(" ^ pp_exp e1 ^ ")"
-      | pp_exp (CALL (f, l)) =
-          Symbol.name f ^ "(" ^ (String.concatWith ", " (List.map pp_exp l)) ^ ")"
+      | pp_exp (CALL (f, l, sz)) =
+          Symbol.name f ^ "(" ^ (String.concatWith ", " (List.map (fn (e, _) => pp_exp e) l)) ^ ")"
+      | pp_exp (MEMORY exp) = "M[" ^ pp_exp exp ^ "]"
+      | pp_exp (ALLOC(e)) = "NEW(" ^ pp_exp e ^ ")"
 
-    fun pp_stm (MOVE (e1,e2)) =
+    fun pp_stm (MOVE (e1,e2, sz)) =
          pp_exp e1 ^ "  <--  " ^ pp_exp e2
-      | pp_stm (RETURN e) =
+      | pp_stm (RETURN (e, sz)) =
          "return " ^ pp_exp e
+      | pp_stm (EFFECT (e, sz)) = pp_exp e
       | pp_stm (LABEL l) =
           Label.name l ^ ":"
       | pp_stm (JUMP l) =