copilot-2.0.3: Examples/Cast.hs

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-- Copyright © 2011 National Institute of Aerospace / Galois, Inc.
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{-# LANGUAGE RebindableSyntax #-}

-- Examples of casting types.  

module Cast ( castEx ) where

import Language.Copilot hiding (even, odd)
import Copilot.Compile.C99

b :: Stream Bool
b = [True] ++ not b

i :: Stream Int8
i = cast b

x :: Stream Word16
x = [0] ++ x + 1

y :: Stream Int32
y = 1 + cast x

spec :: Spec
spec = trigger "trigger" true [arg y, arg i]

castEx :: IO ()
castEx = do 
  interpret 10 spec
  reify spec >>= compile defaultParams