top-level toy compiler - far from complete

devel/compiler/PrEnv.hs

@@ -0,0 +1,47 @@
+module PrEnv where
+
+import Env
+
+import AbsSrc
+import AbsTgt
+
+import qualified PrintSrc as S
+import qualified PrintTgt as T
+
+import qualified Data.Map as M
+
+prEnv :: Env -> IO ()
+prEnv env = do
+  putStrLn "--# values"
+  mapM_ putStrLn 
+    [prs c ++ " = " ++ prt val | (c,val) <- M.toList $ values env]
+  putStrLn "--# types"
+  mapM_ putStrLn 
+    [prs c ++ " : " ++ prs val | (c,val) <- M.toList $ types env]
+  putStrLn "--# typedefs"
+  mapM_ putStrLn 
+    [prs c ++ " = " ++ prs val | (c,val) <- M.toList $ typedefs env]
+  putStrLn "--# partypes"
+  mapM_ putStrLn 
+    [prs c ++ " = " ++ unwords (map prs val) | (c,val) <- M.toList $ partypes env]
+  putStrLn "--# parvals"
+  mapM_ putStrLn 
+    [prs c ++ " = " ++ prt val | (c,val) <- M.toList $ parvals env]
+
+prs :: (S.Print a) => a -> String
+prs = S.printTree
+
+prt :: (T.Print a) => a -> String
+prt = T.printTree
+
+{-
+data Env = Env {
+  values   :: M.Map Ident Val,
+  types    :: M.Map Ident Type,
+  opers    :: M.Map Ident Exp,
+  typedefs :: M.Map Ident Type,
+  partypes :: M.Map Type  [Exp],
+  parvals  :: M.Map Exp   Val,
+  vars     :: M.Map Ident Val
+  }
+-}