-{-# LANGUAGE TemplateHaskell, NoGenerics #-}
+{-# LANGUAGE TemplateHaskell #-}
module CLasH.Normalize.NormalizeTypes where
-- GHC API
import CoreSyn
-import qualified UniqSupply
import qualified VarSet
import Outputable ( Outputable, showSDoc, ppr )
-- Local imports
import CLasH.Utils.Core.CoreShow
import CLasH.Utils.Pretty
-import CLasH.VHDL.VHDLTypes -- For TypeState
+import CLasH.Translator.TranslatorTypes
-data TransformState = TransformState {
- tsUniqSupply_ :: UniqSupply.UniqSupply
- , tsBindings_ :: Map.Map CoreBndr CoreExpr
- , tsNormalized_ :: VarSet.VarSet -- ^ The binders that have been normalized
- , tsType_ :: TypeState
-}
-
-$( Data.Accessor.Template.deriveAccessors ''TransformState )
-
--- A session of multiple transformations over multiple expressions
-type TransformSession = (State.State TransformState)
--- Wrap a writer around a TransformSession, to run a single transformation
+-- Wrap a writer around a TranslatorSession, to run a single transformation
-- over a single expression and track if the expression was changed.
-type TransformMonad = Writer.WriterT Monoid.Any TransformSession
+type TransformMonad = Writer.WriterT Monoid.Any TranslatorSession
-- | Transforms a CoreExpr and keeps track if it has changed.
type Transform = CoreExpr -> TransformMonad CoreExpr
-
--- Finds the value of a global binding, if available
-getGlobalBind :: CoreBndr -> TransformSession (Maybe CoreExpr)
-getGlobalBind bndr = do
- bindings <- getA tsBindings
- return $ Map.lookup bndr bindings
-
--- Adds a new global binding with the given value
-addGlobalBind :: CoreBndr -> CoreExpr -> TransformSession ()
-addGlobalBind bndr expr = modA tsBindings (Map.insert bndr expr)
-
--- Returns a list of all global binders
-getGlobalBinders :: TransformSession [CoreBndr]
-getGlobalBinders = do
- bindings <- getA tsBindings
- return $ Map.keys bindings