import qualified Module
import qualified Control.Monad.State as State
import Name
+import qualified Data.Map as Map
import Data.Generics
import NameEnv ( lookupNameEnv )
import HscTypes ( cm_binds, cm_types )
core <- GHC.compileToCoreSimplified "Adders.hs"
--liftIO $ printBinds (cm_binds core)
let binds = Maybe.mapMaybe (findBind (cm_binds core)) ["sfull_adder"]
- liftIO $ printBinds binds
+ liftIO $ putStr $ prettyShow binds
-- Turn bind into VHDL
- let (vhdl, sess) = State.runState (mkVHDL binds) (VHDLSession 0 [])
+ let (vhdl, sess) = State.runState (mkVHDL binds) (VHDLSession core 0 Map.empty)
liftIO $ putStr $ render $ ForSyDe.Backend.Ppr.ppr vhdl
liftIO $ ForSyDe.Backend.VHDL.FileIO.writeDesignFile vhdl "../vhdl/vhdl/output.vhdl"
liftIO $ putStr $ "\n\nFinal session:\n" ++ prettyShow sess ++ "\n\n"
[]
[]
-printTarget (Target (TargetFile file (Just x)) obj Nothing) =
- print $ show file
-
-printBinds [] = putStr "done\n\n"
-printBinds (b:bs) = do
- printBind b
- putStr "\n"
- printBinds bs
-
-printBind (NonRec b expr) = do
- putStr "NonRec: "
- printBind' (b, expr)
-
-printBind (Rec binds) = do
- putStr "Rec: \n"
- foldl1 (>>) (map printBind' binds)
-
-printBind' (b, expr) = do
- putStr $ getOccString b
- putStr $ showSDoc $ ppr expr
- putStr "\n"
-
findBind :: [CoreBind] -> String -> Maybe CoreBind
findBind binds lookfor =
-- This ignores Recs and compares the name of the bind with lookfor,
HsFunction -- | The function to look for
-> VHDLState ()
-resolvFunc hsfunc =
- return ()
+resolvFunc hsfunc = do
+ -- See if the function is already known
+ func <- getFunc hsfunc
+ case func of
+ -- Already known, do nothing
+ Just _ -> do
+ return ()
+ -- New function, resolve it
+ Nothing -> do
+ -- Get the current module
+ core <- getModule
+ -- Find the named function
+ let bind = findBind (cm_binds core) name
+ case bind of
+ Nothing -> error $ "Couldn't find function " ++ name ++ " in current module."
+ Just b -> flattenBind b
+ where
+ name = hsFuncName hsfunc
-- | Translate a top level function declaration to a HsFunction. i.e., which
-- interface will be provided by this function. This function essentially
Nothing
Nothing -> Nothing
+-- | A consise representation of a (set of) ports on a builtin function
+type PortMap = HsValueMap (String, AST.TypeMark)
+{-
+-- | Translate a concise representation of a builtin function to something
+-- that can be put into FuncMap directly.
+make_builtin :: String -> [PortMap] -> PortMap -> (HsFunction, FuncData)
+make_builtin name args res =
+ (hsfunc, (Nothing))
+ where
+ hsfunc = HsFunction name (map useAsPort args) (useAsPort res)
+
+builtin_funcs =
+ [
+ make_builtin "hwxor" [(Single ("a", VHDL.bit_ty)), (Single ("b", VHDL.bit_ty))] (Single ("o", VHDL.bit_ty))
+ ]
+-}
-- vim: set ts=8 sw=2 sts=2 expandtab: