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|
{-# LANGUAGE MagicHash, UnliftedFFITypes #-}
-- !!! cc004 -- foreign declarations
module ShouldCompile where
import Foreign
import GHC.Exts
import Data.Int
import Data.Word
-- importing functions
-- We can't import the same function using both stdcall and ccall
-- calling conventions in the same file when compiling via C (this is a
-- restriction in the C backend caused by the need to emit a prototype
-- for stdcall functions).
foreign import stdcall "p" m_stdcall :: StablePtr a -> IO (StablePtr b)
foreign import ccall unsafe "q" m_ccall :: ByteArray# -> IO Int
-- We can't redefine the calling conventions of certain functions (those from
-- math.h).
foreign import stdcall "my_sin" my_sin :: Double -> IO Double
foreign import stdcall "my_cos" my_cos :: Double -> IO Double
foreign import stdcall "m1" m8 :: IO Int8
foreign import stdcall "m2" m16 :: IO Int16
foreign import stdcall "m3" m32 :: IO Int32
foreign import stdcall "m4" m64 :: IO Int64
foreign import stdcall "dynamic" d8 :: FunPtr (IO Int8) -> IO Int8
foreign import stdcall "dynamic" d16 :: FunPtr (IO Int16) -> IO Int16
foreign import stdcall "dynamic" d32 :: FunPtr (IO Int32) -> IO Int32
foreign import stdcall "dynamic" d64 :: FunPtr (IO Int64) -> IO Int64
foreign import ccall unsafe "kitchen"
sink :: Ptr a
-> ByteArray#
-> MutableByteArray# RealWorld
-> Int
-> Int8
-> Int16
-> Int32
-> Int64
-> Word8
-> Word16
-> Word32
-> Word64
-> Float
-> Double
-> IO ()
type Sink2 b = Ptr b
-> ByteArray#
-> MutableByteArray# RealWorld
-> Int
-> Int8
-> Int16
-> Int32
-> Word8
-> Word16
-> Word32
-> Float
-> Double
-> IO ()
foreign import ccall unsafe "dynamic"
sink2 :: Ptr (Sink2 b) -> Sink2 b
|
