-- | A signal identifier
type UnnamedSignal = Int
--- | A use of a signal
-data SignalUse sigid = SignalUse {
- sigUseId :: sigid
-} deriving (Show, Eq)
-
--- | A def of a signal
-data SignalDef sigid = SignalDef {
- sigDefId :: sigid
-} deriving (Show, Eq)
-
--- | A map of a Haskell value to signal uses
-type SignalUseMap sigid = HsValueMap (SignalUse sigid)
--- | A map of a Haskell value to signal defs
-type SignalDefMap sigid = HsValueMap (SignalDef sigid)
-
--- | Translate a SignalUseMap to an equivalent SignalDefMap
-useMapToDefMap :: SignalUseMap sigid -> SignalDefMap sigid
-useMapToDefMap = fmap (\(SignalUse u) -> SignalDef u)
-
--- | Translate a SignalDefMap to an equivalent SignalUseMap
-defMapToUseMap :: SignalDefMap sigid -> SignalUseMap sigid
-defMapToUseMap = fmap (\(SignalDef u) -> SignalUse u)
+-- | A map of a Haskell value to signal ids
+type SignalMap sigid = HsValueMap sigid
-- | How is a given (single) value in a function's type (ie, argument or
-- return value) used?
-- | A flattened function application
data FApp sigid = FApp {
appFunc :: HsFunction,
- appArgs :: [SignalUseMap sigid],
- appRes :: SignalDefMap sigid
+ appArgs :: [SignalMap sigid],
+ appRes :: SignalMap sigid
} deriving (Show, Eq)
-- | A conditional signal definition
data CondDef sigid = CondDef {
- cond :: SignalUse sigid,
- high :: SignalUse sigid,
- low :: SignalUse sigid,
- condRes :: SignalDef sigid
+ cond :: sigid,
+ high :: sigid,
+ low :: sigid,
+ condRes :: sigid
} deriving (Show, Eq)
-- | A flattened function
data FlatFunction' sigid = FlatFunction {
- args :: [SignalDefMap sigid],
- res :: SignalUseMap sigid,
- --sigs :: [SignalDef],
+ args :: [SignalMap sigid],
+ res :: SignalMap sigid,
+ --sigs :: [Signal],
apps :: [FApp sigid],
conds :: [CondDef sigid]
} deriving (Show, Eq)
type BindMap = [(
CoreBndr, -- ^ The bind name
Either -- ^ The bind value which is either
- (SignalUseMap UnnamedSignal)
+ (SignalMap UnnamedSignal)
-- ^ a signal
(
HsValueUse, -- ^ or a HighOrder function
- [SignalUse UnnamedSignal] -- ^ With these signals already applied to it
+ [UnnamedSignal] -- ^ With these signals already applied to it
)
)]