    {-# OPTIONS_GHC -O #-}
    -- We always optimise this, otherwise performance of a non-optimised
    -- compiler is severely affected

    --
    --  (c) The University of Glasgow 2002-2006
    --
    -- Binary interface file support.

    module BinIface ( writeBinIface, readBinIface,
                      CheckHiWay(..), TraceBinIFaceReading(..) ) where

    #include "HsVersions.h"

    import TcRnMonad
    import IfaceEnv
    import HscTypes
    import BasicTypes
    import Demand
    import Annotations
    import CoreSyn
    import IfaceSyn
    import Module
    import Name
    import VarEnv
    import DynFlags
    import UniqFM
    import UniqSupply
    import CostCentre
    import StaticFlags
    import Panic
    import Binary
    import SrcLoc
    import ErrUtils
    import Config
    import FastMutInt
    import Unique
    import Outputable
    import FastString
    import Constants

    import Data.List
    import Data.Word
    import Data.Array
    import Data.IORef
    import Control.Monad

    data CheckHiWay = CheckHiWay | IgnoreHiWay
        deriving Eq

    data TraceBinIFaceReading = TraceBinIFaceReading | QuietBinIFaceReading
        deriving Eq

    -- ---------------------------------------------------------------------------
    -- Reading and writing binary interface files

    readBinIface :: CheckHiWay -> TraceBinIFaceReading -> FilePath
                 -> TcRnIf a b ModIface
    readBinIface checkHiWay traceBinIFaceReading hi_path = do
      update_nc <- mkNameCacheUpdater
      dflags <- getDOpts
      liftIO $ readBinIface_ dflags checkHiWay traceBinIFaceReading hi_path update_nc

    readBinIface_ :: DynFlags -> CheckHiWay -> TraceBinIFaceReading -> FilePath
                  -> NameCacheUpdater (Array Int Name)
                  -> IO ModIface
    readBinIface_ dflags checkHiWay traceBinIFaceReading hi_path update_nc = do
      let printer :: SDoc -> IO ()
          printer = case traceBinIFaceReading of
                    TraceBinIFaceReading -> \sd -> printSDoc sd defaultDumpStyle
                    QuietBinIFaceReading -> \_ -> return ()
          wantedGot :: Outputable a => String -> a -> a -> IO ()
          wantedGot what wanted got
              = printer (text what <> text ": " <>
                         vcat [text "Wanted " <> ppr wanted <> text ",",
                               text "got    " <> ppr got])

          errorOnMismatch :: (Eq a, Show a) => String -> a -> a -> IO ()
          errorOnMismatch what wanted got
                -- This will be caught by readIface which will emit an error
                -- msg containing the iface module name.
              = when (wanted /= got) $ ghcError $ ProgramError
                            (what ++ " (wanted " ++ show wanted
                                  ++ ", got "    ++ show got ++ ")")
      bh <- Binary.readBinMem hi_path

            -- Read the magic number to check that this really is a GHC .hi file
            -- (This magic number does not change when we change
            --  GHC interface file format)
      magic <- get bh
      wantedGot "Magic" binaryInterfaceMagic magic
      errorOnMismatch "magic number mismatch: old/corrupt interface file?"
          binaryInterfaceMagic magic

            -- Note [dummy iface field]
            -- read a dummy 32/64 bit value.  This field used to hold the
            -- dictionary pointer in old interface file formats, but now
            -- the dictionary pointer is after the version (where it
            -- should be).  Also, the serialisation of value of type "Bin
            -- a" used to depend on the word size of the machine, now they
            -- are always 32 bits.
            --
      if wORD_SIZE == 4
         then do _ <- Binary.get bh :: IO Word32; return ()
         else do _ <- Binary.get bh :: IO Word64; return ()

            -- Check the interface file version and ways.
      check_ver  <- get bh
      let our_ver = show opt_HiVersion
      wantedGot "Version" our_ver check_ver
      errorOnMismatch "mismatched interface file versions" our_ver check_ver

      check_way <- get bh
      let way_descr = getWayDescr dflags
      wantedGot "Way" way_descr check_way
      when (checkHiWay == CheckHiWay) $
           errorOnMismatch "mismatched interface file ways" way_descr check_way

            -- Read the dictionary
            -- The next word in the file is a pointer to where the dictionary is
            -- (probably at the end of the file)
      dict_p <- Binary.get bh
      data_p <- tellBin bh          -- Remember where we are now
      seekBin bh dict_p
      dict <- getDictionary bh
      seekBin bh data_p             -- Back to where we were before

            -- Initialise the user-data field of bh
      ud <- newReadState dict
      bh <- return (setUserData bh ud)

      symtab_p <- Binary.get bh     -- Get the symtab ptr
      data_p <- tellBin bh          -- Remember where we are now
      seekBin bh symtab_p
      symtab <- getSymbolTable bh update_nc
      seekBin bh data_p             -- Back to where we were before
      let ud = getUserData bh
      bh <- return $! setUserData bh ud{ud_symtab = symtab}
      iface <- get bh
      return iface

    writeBinIface :: DynFlags -> FilePath -> ModIface -> IO ()
    writeBinIface dflags hi_path mod_iface = do
      bh <- openBinMem initBinMemSize
      put_ bh binaryInterfaceMagic

           -- dummy 32/64-bit field before the version/way for
           -- compatibility with older interface file formats.
           -- See Note [dummy iface field] above.
      if wORD_SIZE == 4
         then Binary.put_ bh (0 :: Word32)
         else Binary.put_ bh (0 :: Word64)

            -- The version and way descriptor go next
      put_ bh (show opt_HiVersion)
      let way_descr = getWayDescr dflags
      put_  bh way_descr

    	-- Remember where the dictionary pointer will go
      dict_p_p <- tellBin bh
      put_ bh dict_p_p	-- Placeholder for ptr to dictionary

            -- Remember where the symbol table pointer will go
      symtab_p_p <- tellBin bh
      put_ bh symtab_p_p

    	-- Make some intial state
      symtab_next <- newFastMutInt
      writeFastMutInt symtab_next 0
      symtab_map <- newIORef emptyUFM
      let bin_symtab = BinSymbolTable {
                          bin_symtab_next = symtab_next,
                          bin_symtab_map  = symtab_map }
      dict_next_ref <- newFastMutInt
      writeFastMutInt dict_next_ref 0
      dict_map_ref <- newIORef emptyUFM
      let bin_dict = BinDictionary {
                          bin_dict_next = dict_next_ref,
                          bin_dict_map  = dict_map_ref }
      ud <- newWriteState (putName bin_symtab) (putFastString bin_dict)

    	-- Put the main thing,
      bh <- return $ setUserData bh ud
      put_ bh mod_iface

    	-- Write the symtab pointer at the fornt of the file
      symtab_p <- tellBin bh	        -- This is where the symtab will start
      putAt bh symtab_p_p symtab_p	-- Fill in the placeholder
      seekBin bh symtab_p		-- Seek back to the end of the file

            -- Write the symbol table itself
      symtab_next <- readFastMutInt symtab_next
      symtab_map  <- readIORef symtab_map
      putSymbolTable bh symtab_next symtab_map
      debugTraceMsg dflags 3 (text "writeBinIface:" <+> int symtab_next
                                    <+> text "Names")

            -- NB. write the dictionary after the symbol table, because
            -- writing the symbol table may create more dictionary entries.

    	-- Write the dictionary pointer at the fornt of the file
      dict_p <- tellBin bh	        -- This is where the dictionary will start
      putAt bh dict_p_p dict_p	-- Fill in the placeholder
      seekBin bh dict_p		-- Seek back to the end of the file

    	-- Write the dictionary itself
      dict_next <- readFastMutInt dict_next_ref
      dict_map  <- readIORef dict_map_ref
      putDictionary bh dict_next dict_map
      debugTraceMsg dflags 3 (text "writeBinIface:" <+> int dict_next
                                     <+> text "dict entries")

    	-- And send the result to the file
      writeBinMem bh hi_path

    initBinMemSize :: Int
    initBinMemSize = 1024 * 1024

    -- The *host* architecture version:
    #include "../includes/MachDeps.h"

    binaryInterfaceMagic :: Word32
    #if   WORD_SIZE_IN_BITS == 32
    binaryInterfaceMagic = 0x1face
    #elif WORD_SIZE_IN_BITS == 64
    binaryInterfaceMagic = 0x1face64
    #endif

    -- -----------------------------------------------------------------------------
    -- The symbol table

    putSymbolTable :: BinHandle -> Int -> UniqFM (Int,Name) -> IO ()
    putSymbolTable bh next_off symtab = do
      put_ bh next_off
      let names = elems (array (0,next_off-1) (eltsUFM symtab))
      mapM_ (\n -> serialiseName bh n symtab) names

    getSymbolTable :: BinHandle -> NameCacheUpdater (Array Int Name)
                   -> IO (Array Int Name)
    getSymbolTable bh update_namecache = do
      sz <- get bh
      od_names <- sequence (replicate sz (get bh))
      update_namecache $ \namecache ->
        let
            arr = listArray (0,sz-1) names
            (namecache', names) =
                    mapAccumR (fromOnDiskName arr) namecache od_names
        in (namecache', arr)

    type OnDiskName = (PackageId, ModuleName, OccName)

    fromOnDiskName
       :: Array Int Name
       -> NameCache
       -> OnDiskName
       -> (NameCache, Name)
    fromOnDiskName _ nc (pid, mod_name, occ) =
      let
            mod   = mkModule pid mod_name
            cache = nsNames nc
      in
      case lookupOrigNameCache cache  mod occ of
         Just name -> (nc, name)
         Nothing   ->
            let
                    us        = nsUniqs nc
                    uniq      = uniqFromSupply us
                    name      = mkExternalName uniq mod occ noSrcSpan
                    new_cache = extendNameCache cache mod occ name
            in
            case splitUniqSupply us of { (us',_) ->
            ( nc{ nsUniqs = us', nsNames = new_cache }, name )
            }

    serialiseName :: BinHandle -> Name -> UniqFM (Int,Name) -> IO ()
    serialiseName bh name _ = do
      let mod = ASSERT2( isExternalName name, ppr name ) nameModule name
      put_ bh (modulePackageId mod, moduleName mod, nameOccName name)

    putName :: BinSymbolTable -> BinHandle -> Name -> IO ()
    putName BinSymbolTable{
                bin_symtab_map = symtab_map_ref,
                bin_symtab_next = symtab_next }    bh name
      = do
        symtab_map <- readIORef symtab_map_ref
        case lookupUFM symtab_map name of
          Just (off,_) -> put_ bh (fromIntegral off :: Word32)
          Nothing -> do
             off <- readFastMutInt symtab_next
             writeFastMutInt symtab_next (off+1)
             writeIORef symtab_map_ref
                 $! addToUFM symtab_map name (off,name)
             put_ bh (fromIntegral off :: Word32)

    data BinSymbolTable = BinSymbolTable {
            bin_symtab_next :: !FastMutInt, -- The next index to use
            bin_symtab_map  :: !(IORef (UniqFM (Int,Name)))
                                    -- indexed by Name
      }

    putFastString :: BinDictionary -> BinHandle -> FastString -> IO ()
    putFastString BinDictionary { bin_dict_next = j_r,
                                  bin_dict_map  = out_r}  bh f
      = do
        out <- readIORef out_r
        let uniq = getUnique f
        case lookupUFM out uniq of
            Just (j, _)  -> put_ bh (fromIntegral j :: Word32)
            Nothing -> do
               j <- readFastMutInt j_r
               put_ bh (fromIntegral j :: Word32)
               writeFastMutInt j_r (j + 1)
               writeIORef out_r $! addToUFM out uniq (j, f)

    data BinDictionary = BinDictionary {
            bin_dict_next :: !FastMutInt, -- The next index to use
            bin_dict_map  :: !(IORef (UniqFM (Int,FastString)))
                                    -- indexed by FastString
      }

    -- -----------------------------------------------------------------------------
    -- All the binary instances

    -- BasicTypes
    {-! for IPName derive: Binary !-}
    {-! for Fixity derive: Binary !-}
    {-! for FixityDirection derive: Binary !-}
    {-! for Boxity derive: Binary !-}
    {-! for StrictnessMark derive: Binary !-}
    {-! for Activation derive: Binary !-}

    -- Demand
    {-! for Demand derive: Binary !-}
    {-! for Demands derive: Binary !-}
    {-! for DmdResult derive: Binary !-}
    {-! for StrictSig derive: Binary !-}

    -- Class
    {-! for DefMeth derive: Binary !-}

    -- HsTypes
    {-! for HsPred derive: Binary !-}
    {-! for HsType derive: Binary !-}
    {-! for TupCon derive: Binary !-}
    {-! for HsTyVarBndr derive: Binary !-}

    -- HsCore
    {-! for UfExpr derive: Binary !-}
    {-! for UfConAlt derive: Binary !-}
    {-! for UfBinding derive: Binary !-}
    {-! for UfBinder derive: Binary !-}
    {-! for HsIdInfo derive: Binary !-}
    {-! for UfNote derive: Binary !-}

    -- HsDecls
    {-! for ConDetails derive: Binary !-}
    {-! for BangType derive: Binary !-}

    -- CostCentre
    {-! for IsCafCC derive: Binary !-}
    {-! for IsDupdCC derive: Binary !-}
    {-! for CostCentre derive: Binary !-}

    -- ---------------------------------------------------------------------------
    -- Reading a binary interface into ParsedIface

    instance Binary ModIface where
       put_ bh (ModIface {
    		 mi_module    = mod,
    		 mi_boot      = is_boot,
    		 mi_iface_hash= iface_hash,
    		 mi_mod_hash  = mod_hash,
    		 mi_orphan    = orphan,
    		 mi_finsts    = hasFamInsts,
    		 mi_deps      = deps,
    		 mi_usages    = usages,
    		 mi_exports   = exports,
    		 mi_exp_hash  = exp_hash,
    		 mi_fixities  = fixities,
    		 mi_warns     = warns,
    		 mi_anns      = anns,
    		 mi_decls     = decls,
    		 mi_insts     = insts,
    		 mi_fam_insts = fam_insts,
    		 mi_rules     = rules,
    		 mi_orphan_hash = orphan_hash,
                     mi_vect_info = vect_info,
    		 mi_hpc       = hpc_info }) = do
    	put_ bh mod
    	put_ bh is_boot
    	put_ bh iface_hash
    	put_ bh mod_hash
    	put_ bh orphan
    	put_ bh hasFamInsts
    	lazyPut bh deps
    	lazyPut bh usages
    	put_ bh exports
    	put_ bh exp_hash
    	put_ bh fixities
    	lazyPut bh warns
    	lazyPut bh anns
            put_ bh decls
    	put_ bh insts
    	put_ bh fam_insts
    	lazyPut bh rules
    	put_ bh orphan_hash
            put_ bh vect_info
    	put_ bh hpc_info

       get bh = do
    	mod_name  <- get bh
    	is_boot   <- get bh
    	iface_hash <- get bh
    	mod_hash  <- get bh
    	orphan    <- get bh
    	hasFamInsts <- get bh
    	deps	  <- lazyGet bh
    	usages	  <- {-# SCC "bin_usages" #-} lazyGet bh
    	exports	  <- {-# SCC "bin_exports" #-} get bh
    	exp_hash  <- get bh
    	fixities  <- {-# SCC "bin_fixities" #-} get bh
    	warns     <- {-# SCC "bin_warns" #-} lazyGet bh
    	anns      <- {-# SCC "bin_anns" #-} lazyGet bh
            decls 	  <- {-# SCC "bin_tycldecls" #-} get bh
    	insts     <- {-# SCC "bin_insts" #-} get bh
    	fam_insts <- {-# SCC "bin_fam_insts" #-} get bh
    	rules	  <- {-# SCC "bin_rules" #-} lazyGet bh
    	orphan_hash <- get bh
            vect_info <- get bh
            hpc_info  <- get bh
    	return (ModIface {
    		 mi_module    = mod_name,
    		 mi_boot      = is_boot,
    		 mi_iface_hash = iface_hash,
    		 mi_mod_hash  = mod_hash,
    		 mi_orphan    = orphan,
    		 mi_finsts    = hasFamInsts,
    		 mi_deps      = deps,
    		 mi_usages    = usages,
    		 mi_exports   = exports,
    		 mi_exp_hash  = exp_hash,
    		 mi_anns      = anns,
    		 mi_fixities  = fixities,
    		 mi_warns     = warns,
    		 mi_decls     = decls,
    		 mi_globals   = Nothing,
    		 mi_insts     = insts,
    		 mi_fam_insts = fam_insts,
    		 mi_rules     = rules,
    		 mi_orphan_hash = orphan_hash,
                     mi_vect_info = vect_info,
    		 mi_hpc       = hpc_info,
    			-- And build the cached values
    		 mi_warn_fn   = mkIfaceWarnCache warns,
    		 mi_fix_fn    = mkIfaceFixCache fixities,
    		 mi_hash_fn   = mkIfaceHashCache decls })

    getWayDescr :: DynFlags -> String
    getWayDescr dflags
      | cGhcUnregisterised == "YES" = 'u':tag
      | otherwise                   = tag
      where tag = buildTag dflags
    	-- if this is an unregisterised build, make sure our interfaces
    	-- can't be used by a registerised build.

    -------------------------------------------------------------------------
    --		Types from: HscTypes
    -------------------------------------------------------------------------

    instance Binary Dependencies where
        put_ bh deps = do put_ bh (dep_mods deps)
    		      put_ bh (dep_pkgs deps)
    		      put_ bh (dep_orphs deps)
    		      put_ bh (dep_finsts deps)

        get bh = do ms <- get bh
    		ps <- get bh
    		os <- get bh
    		fis <- get bh
    		return (Deps { dep_mods = ms, dep_pkgs = ps, dep_orphs = os,
    			       dep_finsts = fis })

    instance (Binary name) => Binary (GenAvailInfo name) where
        put_ bh (Avail aa) = do
    	    putByte bh 0
    	    put_ bh aa
        put_ bh (AvailTC ab ac) = do
    	    putByte bh 1
    	    put_ bh ab
    	    put_ bh ac
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      return (Avail aa)
    	      _ -> do ab <- get bh
    		      ac <- get bh
    		      return (AvailTC ab ac)

    instance Binary Usage where
        put_ bh usg@UsagePackageModule{} = do
            putByte bh 0
    	put_ bh (usg_mod usg)
    	put_ bh (usg_mod_hash usg)
        put_ bh usg@UsageHomeModule{} = do
            putByte bh 1
    	put_ bh (usg_mod_name usg)
    	put_ bh (usg_mod_hash usg)
    	put_ bh (usg_exports  usg)
    	put_ bh (usg_entities usg)

        get bh = do
            h <- getByte bh
            case h of
              0 -> do
                nm    <- get bh
                mod   <- get bh
                return UsagePackageModule { usg_mod = nm, usg_mod_hash = mod }
              _ -> do
                nm    <- get bh
                mod   <- get bh
                exps  <- get bh
                ents  <- get bh
                return UsageHomeModule { usg_mod_name = nm, usg_mod_hash = mod,
                                usg_exports = exps, usg_entities = ents }

    instance Binary Warnings where
        put_ bh NoWarnings     = putByte bh 0
        put_ bh (WarnAll t) = do
                putByte bh 1
                put_ bh t
        put_ bh (WarnSome ts) = do
                putByte bh 2
                put_ bh ts

        get bh = do
                h <- getByte bh
                case h of
                  0 -> return NoWarnings
                  1 -> do aa <- get bh
                          return (WarnAll aa)
                  _ -> do aa <- get bh
                          return (WarnSome aa)

    instance Binary WarningTxt where
        put_ bh (WarningTxt w) = do
                putByte bh 0
                put_ bh w
        put_ bh (DeprecatedTxt d) = do
                putByte bh 1
                put_ bh d

        get bh = do
                h <- getByte bh
                case h of
                  0 -> do w <- get bh
                          return (WarningTxt w)
                  _ -> do d <- get bh
                          return (DeprecatedTxt d)

    -------------------------------------------------------------------------
    --		Types from: BasicTypes
    -------------------------------------------------------------------------

    instance Binary Activation where
        put_ bh NeverActive = do
    	    putByte bh 0
        put_ bh AlwaysActive = do
    	    putByte bh 1
        put_ bh (ActiveBefore aa) = do
    	    putByte bh 2
    	    put_ bh aa
        put_ bh (ActiveAfter ab) = do
    	    putByte bh 3
    	    put_ bh ab
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return NeverActive
    	      1 -> do return AlwaysActive
    	      2 -> do aa <- get bh
    		      return (ActiveBefore aa)
    	      _ -> do ab <- get bh
    		      return (ActiveAfter ab)

    instance Binary RuleMatchInfo where
        put_ bh FunLike = putByte bh 0
        put_ bh ConLike = putByte bh 1
        get bh = do
                h <- getByte bh
                if h == 1 then return ConLike
                          else return FunLike

    instance Binary InlinePragma where
        put_ bh (InlinePragma a b c d) = do
                put_ bh a
                put_ bh b
                put_ bh c
                put_ bh d

        get bh = do
               a <- get bh
               b <- get bh
               c <- get bh
               d <- get bh
               return (InlinePragma a b c d)

    instance Binary InlineSpec where
        put_ bh EmptyInlineSpec = putByte bh 0
        put_ bh Inline          = putByte bh 1
        put_ bh Inlinable       = putByte bh 2
        put_ bh NoInline        = putByte bh 3

        get bh = do h <- getByte bh
                    case h of
                      0 -> return EmptyInlineSpec
                      1 -> return Inline
                      2 -> return Inlinable
                      _ -> return NoInline

    instance Binary HsBang where
        put_ bh HsNoBang        = putByte bh 0
        put_ bh HsStrict        = putByte bh 1
        put_ bh HsUnpack        = putByte bh 2
        put_ bh HsUnpackFailed  = putByte bh 3
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return HsNoBang
    	      1 -> do return HsStrict
    	      2 -> do return HsUnpack
    	      _ -> do return HsUnpackFailed

    instance Binary Boxity where
        put_ bh Boxed   = putByte bh 0
        put_ bh Unboxed = putByte bh 1
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return Boxed
    	      _ -> do return Unboxed

    instance Binary TupCon where
        put_ bh (TupCon ab ac) = do
    	    put_ bh ab
    	    put_ bh ac
        get bh = do
    	  ab <- get bh
    	  ac <- get bh
    	  return (TupCon ab ac)

    instance Binary RecFlag where
        put_ bh Recursive = do
    	    putByte bh 0
        put_ bh NonRecursive = do
    	    putByte bh 1
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return Recursive
    	      _ -> do return NonRecursive

    instance Binary DefMethSpec where
        put_ bh NoDM      = putByte bh 0
        put_ bh VanillaDM = putByte bh 1
        put_ bh GenericDM = putByte bh 2
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> return NoDM
    	      1 -> return VanillaDM
    	      _ -> return GenericDM

    instance Binary FixityDirection where
        put_ bh InfixL = do
    	    putByte bh 0
        put_ bh InfixR = do
    	    putByte bh 1
        put_ bh InfixN = do
    	    putByte bh 2
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return InfixL
    	      1 -> do return InfixR
    	      _ -> do return InfixN

    instance Binary Fixity where
        put_ bh (Fixity aa ab) = do
    	    put_ bh aa
    	    put_ bh ab
        get bh = do
    	  aa <- get bh
    	  ab <- get bh
    	  return (Fixity aa ab)

    instance (Binary name) => Binary (IPName name) where
        put_ bh (IPName aa) = put_ bh aa
        get bh = do aa <- get bh
    	        return (IPName aa)

    -------------------------------------------------------------------------
    --		Types from: Demand
    -------------------------------------------------------------------------

    instance Binary DmdType where
    	-- Ignore DmdEnv when spitting out the DmdType
      put bh (DmdType _ ds dr) = do p <- put bh ds; put_ bh dr; return (castBin p)
      get bh = do ds <- get bh; dr <- get bh; return (DmdType emptyVarEnv ds dr)

    instance Binary Demand where
        put_ bh Top = do
    	    putByte bh 0
        put_ bh Abs = do
    	    putByte bh 1
        put_ bh (Call aa) = do
    	    putByte bh 2
    	    put_ bh aa
        put_ bh (Eval ab) = do
    	    putByte bh 3
    	    put_ bh ab
        put_ bh (Defer ac) = do
    	    putByte bh 4
    	    put_ bh ac
        put_ bh (Box ad) = do
    	    putByte bh 5
    	    put_ bh ad
        put_ bh Bot = do
    	    putByte bh 6
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return Top
    	      1 -> do return Abs
    	      2 -> do aa <- get bh
    		      return (Call aa)
    	      3 -> do ab <- get bh
    		      return (Eval ab)
    	      4 -> do ac <- get bh
    		      return (Defer ac)
    	      5 -> do ad <- get bh
    		      return (Box ad)
    	      _ -> do return Bot

    instance Binary Demands where
        put_ bh (Poly aa) = do
    	    putByte bh 0
    	    put_ bh aa
        put_ bh (Prod ab) = do
    	    putByte bh 1
    	    put_ bh ab
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      return (Poly aa)
    	      _ -> do ab <- get bh
    		      return (Prod ab)

    instance Binary DmdResult where
        put_ bh TopRes = do
    	    putByte bh 0
        put_ bh RetCPR = do
    	    putByte bh 1
        put_ bh BotRes = do
    	    putByte bh 2
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return TopRes
    	      1 -> do return RetCPR	-- Really use RetCPR even if -fcpr-off
    					-- The wrapper was generated for CPR in
    					-- the imported module!
    	      _ -> do return BotRes

    instance Binary StrictSig where
        put_ bh (StrictSig aa) = do
    	    put_ bh aa
        get bh = do
    	  aa <- get bh
    	  return (StrictSig aa)

    -------------------------------------------------------------------------
    --		Types from: CostCentre
    -------------------------------------------------------------------------

    instance Binary IsCafCC where
        put_ bh CafCC = do
    	    putByte bh 0
        put_ bh NotCafCC = do
    	    putByte bh 1
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return CafCC
    	      _ -> do return NotCafCC

    instance Binary IsDupdCC where
        put_ bh OriginalCC = do
    	    putByte bh 0
        put_ bh DupdCC = do
    	    putByte bh 1
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return OriginalCC
    	      _ -> do return DupdCC

    instance Binary CostCentre where
        put_ bh NoCostCentre = do
    	    putByte bh 0
        put_ bh (NormalCC aa ab ac ad) = do
    	    putByte bh 1
    	    put_ bh aa
    	    put_ bh ab
    	    put_ bh ac
    	    put_ bh ad
        put_ bh (AllCafsCC ae) = do
    	    putByte bh 2
    	    put_ bh ae
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return NoCostCentre
    	      1 -> do aa <- get bh
    		      ab <- get bh
    		      ac <- get bh
    		      ad <- get bh
    		      return (NormalCC aa ab ac ad)
    	      _ -> do ae <- get bh
    		      return (AllCafsCC ae)

    -------------------------------------------------------------------------
    --		IfaceTypes and friends
    -------------------------------------------------------------------------

    instance Binary IfaceBndr where
        put_ bh (IfaceIdBndr aa) = do
    	    putByte bh 0
    	    put_ bh aa
        put_ bh (IfaceTvBndr ab) = do
    	    putByte bh 1
    	    put_ bh ab
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      return (IfaceIdBndr aa)
    	      _ -> do ab <- get bh
    		      return (IfaceTvBndr ab)

    instance Binary IfaceLetBndr where
        put_ bh (IfLetBndr a b c) = do
    	    put_ bh a
    	    put_ bh b
    	    put_ bh c
        get bh = do a <- get bh
    	        b <- get bh
    	        c <- get bh
    		return (IfLetBndr a b c)

    instance Binary IfaceType where
        put_ bh (IfaceForAllTy aa ab) = do
    	    putByte bh 0
    	    put_ bh aa
    	    put_ bh ab
        put_ bh (IfaceTyVar ad) = do
    	    putByte bh 1
    	    put_ bh ad
        put_ bh (IfaceAppTy ae af) = do
    	    putByte bh 2
    	    put_ bh ae
    	    put_ bh af
        put_ bh (IfaceFunTy ag ah) = do
    	    putByte bh 3
    	    put_ bh ag
    	    put_ bh ah
        put_ bh (IfacePredTy aq) = do
    	    putByte bh 5
    	    put_ bh aq

    	-- Simple compression for common cases of TyConApp
        put_ bh (IfaceTyConApp IfaceIntTc  [])   = putByte bh 6
        put_ bh (IfaceTyConApp IfaceCharTc [])   = putByte bh 7
        put_ bh (IfaceTyConApp IfaceBoolTc [])   = putByte bh 8
        put_ bh (IfaceTyConApp IfaceListTc [ty]) = do { putByte bh 9; put_ bh ty }
    	-- Unit tuple and pairs
        put_ bh (IfaceTyConApp (IfaceTupTc Boxed 0) []) 	 = putByte bh 10
        put_ bh (IfaceTyConApp (IfaceTupTc Boxed 2) [t1,t2]) = do { putByte bh 11; put_ bh t1; put_ bh t2 }
            -- Kind cases
        put_ bh (IfaceTyConApp IfaceLiftedTypeKindTc [])   = putByte bh 12
        put_ bh (IfaceTyConApp IfaceOpenTypeKindTc [])     = putByte bh 13
        put_ bh (IfaceTyConApp IfaceUnliftedTypeKindTc []) = putByte bh 14
        put_ bh (IfaceTyConApp IfaceUbxTupleKindTc [])     = putByte bh 15
        put_ bh (IfaceTyConApp IfaceArgTypeKindTc [])      = putByte bh 16
        put_ bh (IfaceTyConApp (IfaceAnyTc k) []) 	       = do { putByte bh 17; put_ bh k }

    	-- Generic cases

        put_ bh (IfaceTyConApp (IfaceTc tc) tys) = do { putByte bh 18; put_ bh tc; put_ bh tys }
        put_ bh (IfaceTyConApp tc tys) 	     = do { putByte bh 19; put_ bh tc; put_ bh tys }

        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      ab <- get bh
    		      return (IfaceForAllTy aa ab)
    	      1 -> do ad <- get bh
    		      return (IfaceTyVar ad)
    	      2 -> do ae <- get bh
    		      af <- get bh
    		      return (IfaceAppTy ae af)
    	      3 -> do ag <- get bh
    		      ah <- get bh
    		      return (IfaceFunTy ag ah)
    	      5 -> do ap <- get bh
    		      return (IfacePredTy ap)

    		-- Now the special cases for TyConApp
    	      6 -> return (IfaceTyConApp IfaceIntTc [])
    	      7 -> return (IfaceTyConApp IfaceCharTc [])
    	      8 -> return (IfaceTyConApp IfaceBoolTc [])
    	      9 -> do { ty <- get bh; return (IfaceTyConApp IfaceListTc [ty]) }
    	      10 -> return (IfaceTyConApp (IfaceTupTc Boxed 0) [])
    	      11 -> do { t1 <- get bh; t2 <- get bh; return (IfaceTyConApp (IfaceTupTc Boxed 2) [t1,t2]) }
                  12 -> return (IfaceTyConApp IfaceLiftedTypeKindTc [])
                  13 -> return (IfaceTyConApp IfaceOpenTypeKindTc [])
                  14 -> return (IfaceTyConApp IfaceUnliftedTypeKindTc [])
                  15 -> return (IfaceTyConApp IfaceUbxTupleKindTc [])
                  16 -> return (IfaceTyConApp IfaceArgTypeKindTc [])
                  17 -> do { k <- get bh; return (IfaceTyConApp (IfaceAnyTc k) []) }

    	      18 -> do { tc <- get bh; tys <- get bh; return (IfaceTyConApp (IfaceTc tc) tys) }
    	      _  -> do { tc <- get bh; tys <- get bh; return (IfaceTyConApp tc tys) }

    instance Binary IfaceTyCon where
    	-- Int,Char,Bool can't show up here because they can't not be saturated

       put_ bh IfaceIntTc  	      = putByte bh 1
       put_ bh IfaceBoolTc 	      = putByte bh 2
       put_ bh IfaceCharTc 	      = putByte bh 3
       put_ bh IfaceListTc 	      = putByte bh 4
       put_ bh IfacePArrTc 	      = putByte bh 5
       put_ bh IfaceLiftedTypeKindTc   = putByte bh 6
       put_ bh IfaceOpenTypeKindTc     = putByte bh 7
       put_ bh IfaceUnliftedTypeKindTc = putByte bh 8
       put_ bh IfaceUbxTupleKindTc     = putByte bh 9
       put_ bh IfaceArgTypeKindTc      = putByte bh 10
       put_ bh (IfaceTupTc bx ar) = do { putByte bh 11; put_ bh bx; put_ bh ar }
       put_ bh (IfaceTc ext)      = do { putByte bh 12; put_ bh ext }
       put_ bh (IfaceAnyTc k)     = do { putByte bh 13; put_ bh k }

       get bh = do
    	h <- getByte bh
    	case h of
    	  1 -> return IfaceIntTc
    	  2 -> return IfaceBoolTc
    	  3 -> return IfaceCharTc
    	  4 -> return IfaceListTc
    	  5 -> return IfacePArrTc
              6 -> return IfaceLiftedTypeKindTc
              7 -> return IfaceOpenTypeKindTc
              8 -> return IfaceUnliftedTypeKindTc
              9 -> return IfaceUbxTupleKindTc
              10 -> return IfaceArgTypeKindTc
    	  11 -> do { bx <- get bh; ar <- get bh; return (IfaceTupTc bx ar) }
    	  12 -> do { ext <- get bh; return (IfaceTc ext) }
    	  _  -> do { k <- get bh; return (IfaceAnyTc k) }

    instance Binary IfacePredType where
        put_ bh (IfaceClassP aa ab) = do
    	    putByte bh 0
    	    put_ bh aa
    	    put_ bh ab
        put_ bh (IfaceIParam ac ad) = do
    	    putByte bh 1
    	    put_ bh ac
    	    put_ bh ad
        put_ bh (IfaceEqPred ac ad) = do
    	    putByte bh 2
    	    put_ bh ac
    	    put_ bh ad
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      ab <- get bh
    		      return (IfaceClassP aa ab)
    	      1 -> do ac <- get bh
    		      ad <- get bh
    		      return (IfaceIParam ac ad)
    	      2 -> do ac <- get bh
    		      ad <- get bh
    		      return (IfaceEqPred ac ad)
    	      _ -> panic ("get IfacePredType " ++ show h)

    -------------------------------------------------------------------------
    --		IfaceExpr and friends
    -------------------------------------------------------------------------

    instance Binary IfaceExpr where
        put_ bh (IfaceLcl aa) = do
    	    putByte bh 0
    	    put_ bh aa
        put_ bh (IfaceType ab) = do
    	    putByte bh 1
    	    put_ bh ab
        put_ bh (IfaceTuple ac ad) = do
    	    putByte bh 2
    	    put_ bh ac
    	    put_ bh ad
        put_ bh (IfaceLam ae af) = do
    	    putByte bh 3
    	    put_ bh ae
    	    put_ bh af
        put_ bh (IfaceApp ag ah) = do
    	    putByte bh 4
    	    put_ bh ag
    	    put_ bh ah
    -- gaw 2004
        put_ bh (IfaceCase ai aj al ak) = do
    	    putByte bh 5
    	    put_ bh ai
    	    put_ bh aj
    -- gaw 2004
                put_ bh al
    	    put_ bh ak
        put_ bh (IfaceLet al am) = do
    	    putByte bh 6
    	    put_ bh al
    	    put_ bh am
        put_ bh (IfaceNote an ao) = do
    	    putByte bh 7
    	    put_ bh an
    	    put_ bh ao
        put_ bh (IfaceLit ap) = do
    	    putByte bh 8
    	    put_ bh ap
        put_ bh (IfaceFCall as at) = do
    	    putByte bh 9
    	    put_ bh as
    	    put_ bh at
        put_ bh (IfaceExt aa) = do
    	    putByte bh 10
    	    put_ bh aa
        put_ bh (IfaceCast ie ico) = do
                putByte bh 11
                put_ bh ie
                put_ bh ico
        put_ bh (IfaceTick m ix) = do
                putByte bh 12
                put_ bh m
                put_ bh ix
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      return (IfaceLcl aa)
    	      1 -> do ab <- get bh
    		      return (IfaceType ab)
    	      2 -> do ac <- get bh
    		      ad <- get bh
    		      return (IfaceTuple ac ad)
    	      3 -> do ae <- get bh
    		      af <- get bh
    		      return (IfaceLam ae af)
    	      4 -> do ag <- get bh
    		      ah <- get bh
    		      return (IfaceApp ag ah)
    	      5 -> do ai <- get bh
    		      aj <- get bh
    -- gaw 2004
                          al <- get bh
    		      ak <- get bh
    -- gaw 2004
    		      return (IfaceCase ai aj al ak)
    	      6 -> do al <- get bh
    		      am <- get bh
    		      return (IfaceLet al am)
    	      7 -> do an <- get bh
    		      ao <- get bh
    		      return (IfaceNote an ao)
    	      8 -> do ap <- get bh
    		      return (IfaceLit ap)
    	      9 -> do as <- get bh
    		      at <- get bh
    		      return (IfaceFCall as at)
    	      10 -> do aa <- get bh
    		       return (IfaceExt aa)
                  11 -> do ie <- get bh
                           ico <- get bh
                           return (IfaceCast ie ico)
                  12 -> do m <- get bh
                           ix <- get bh
                           return (IfaceTick m ix)
                  _ -> panic ("get IfaceExpr " ++ show h)

    instance Binary IfaceConAlt where
        put_ bh IfaceDefault = do
    	    putByte bh 0
        put_ bh (IfaceDataAlt aa) = do
    	    putByte bh 1
    	    put_ bh aa
        put_ bh (IfaceTupleAlt ab) = do
    	    putByte bh 2
    	    put_ bh ab
        put_ bh (IfaceLitAlt ac) = do
    	    putByte bh 3
    	    put_ bh ac
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do return IfaceDefault
    	      1 -> do aa <- get bh
    		      return (IfaceDataAlt aa)
    	      2 -> do ab <- get bh
    		      return (IfaceTupleAlt ab)
    	      _ -> do ac <- get bh
    		      return (IfaceLitAlt ac)

    instance Binary IfaceBinding where
        put_ bh (IfaceNonRec aa ab) = do
    	    putByte bh 0
    	    put_ bh aa
    	    put_ bh ab
        put_ bh (IfaceRec ac) = do
    	    putByte bh 1
    	    put_ bh ac
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      ab <- get bh
    		      return (IfaceNonRec aa ab)
    	      _ -> do ac <- get bh
    		      return (IfaceRec ac)

    instance Binary IfaceIdDetails where
        put_ bh IfVanillaId      = putByte bh 0
        put_ bh (IfRecSelId a b) = do { putByte bh 1; put_ bh a; put_ bh b }
        put_ bh (IfDFunId n)     = do { putByte bh 2; put_ bh n }
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> return IfVanillaId
    	      1 -> do a <- get bh
    		      b <- get bh
    		      return (IfRecSelId a b)
                  _ -> do { n <- get bh; return (IfDFunId n) }

    instance Binary IfaceIdInfo where
        put_ bh NoInfo = putByte bh 0
        put_ bh (HasInfo i) = do
    	    putByte bh 1
    	    lazyPut bh i			-- NB lazyPut

        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> return NoInfo
    	      _ -> do info <- lazyGet bh	-- NB lazyGet
    		      return (HasInfo info)

    instance Binary IfaceInfoItem where
        put_ bh (HsArity aa) = do
    	    putByte bh 0
    	    put_ bh aa
        put_ bh (HsStrictness ab) = do
    	    putByte bh 1
    	    put_ bh ab
        put_ bh (HsUnfold lb ad) = do
    	    putByte bh 2
    	    put_ bh lb
    	    put_ bh ad
        put_ bh (HsInline ad) = do
    	    putByte bh 3
    	    put_ bh ad
        put_ bh HsNoCafRefs = do
    	    putByte bh 4
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      return (HsArity aa)
    	      1 -> do ab <- get bh
    		      return (HsStrictness ab)
    	      2 -> do lb <- get bh
    		      ad <- get bh
                          return (HsUnfold lb ad)
    	      3 -> do ad <- get bh
    		      return (HsInline ad)
    	      _ -> do return HsNoCafRefs

    instance Binary IfaceUnfolding where
        put_ bh (IfCoreUnfold s e) = do
    	putByte bh 0
    	put_ bh s
    	put_ bh e
        put_ bh (IfInlineRule a b c d) = do
    	putByte bh 1
    	put_ bh a
    	put_ bh b
    	put_ bh c
    	put_ bh d
        put_ bh (IfLclWrapper a n) = do
    	putByte bh 2
    	put_ bh a
    	put_ bh n
        put_ bh (IfExtWrapper a n) = do
    	putByte bh 3
    	put_ bh a
    	put_ bh n
        put_ bh (IfDFunUnfold as) = do
    	putByte bh 4
    	put_ bh as
        put_ bh (IfCompulsory e) = do
    	putByte bh 5
    	put_ bh e
        get bh = do
    	h <- getByte bh
    	case h of
    	  0 -> do s <- get bh
    		  e <- get bh
    		  return (IfCoreUnfold s e)
    	  1 -> do a <- get bh
    		  b <- get bh
    		  c <- get bh
    		  d <- get bh
    		  return (IfInlineRule a b c d)
    	  2 -> do a <- get bh
    		  n <- get bh
    		  return (IfLclWrapper a n)
    	  3 -> do a <- get bh
    		  n <- get bh
    		  return (IfExtWrapper a n)
    	  4 -> do as <- get bh
    		  return (IfDFunUnfold as)
    	  _ -> do e <- get bh
    		  return (IfCompulsory e)

    instance Binary (DFunArg IfaceExpr) where
        put_ bh (DFunPolyArg  e) = putByte bh 0 >> put_ bh e
        put_ bh (DFunConstArg e) = putByte bh 1 >> put_ bh e
        put_ bh (DFunLamArg i)   = putByte bh 2 >> put_ bh i
        get bh = do { h <- getByte bh
                    ; case h of
                        0 -> do { a <- get bh; return (DFunPolyArg a) }
                        1 -> do { a <- get bh; return (DFunConstArg a) }
                        _ -> do { a <- get bh; return (DFunLamArg a) } }

    instance Binary IfaceNote where
        put_ bh (IfaceSCC aa) = do
    	    putByte bh 0
    	    put_ bh aa
        put_ bh (IfaceCoreNote s) = do
                putByte bh 4
                put_ bh s
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do aa <- get bh
    		      return (IfaceSCC aa)
                  4 -> do ac <- get bh
                          return (IfaceCoreNote ac)
                  _ -> panic ("get IfaceNote " ++ show h)

    -------------------------------------------------------------------------
    --		IfaceDecl and friends
    -------------------------------------------------------------------------

    -- A bit of magic going on here: there's no need to store the OccName
    -- for a decl on the disk, since we can infer the namespace from the
    -- context; however it is useful to have the OccName in the IfaceDecl
    -- to avoid re-building it in various places.  So we build the OccName
    -- when de-serialising.

    instance Binary IfaceDecl where
        put_ bh (IfaceId name ty details idinfo) = do
    	    putByte bh 0
    	    put_ bh (occNameFS name)
    	    put_ bh ty
    	    put_ bh details
    	    put_ bh idinfo
        put_ _ (IfaceForeign _ _) =
    	error "Binary.put_(IfaceDecl): IfaceForeign"
        put_ bh (IfaceData a1 a2 a3 a4 a5 a6 a7 a8) = do
    	    putByte bh 2
    	    put_ bh (occNameFS a1)
    	    put_ bh a2
    	    put_ bh a3
    	    put_ bh a4
    	    put_ bh a5
    	    put_ bh a6
    	    put_ bh a7
    	    put_ bh a8
        put_ bh (IfaceSyn a1 a2 a3 a4 a5) = do
    	    putByte bh 3
    	    put_ bh (occNameFS a1)
    	    put_ bh a2
    	    put_ bh a3
    	    put_ bh a4
    	    put_ bh a5
        put_ bh (IfaceClass a1 a2 a3 a4 a5 a6 a7) = do
    	    putByte bh 4
    	    put_ bh a1
    	    put_ bh (occNameFS a2)
    	    put_ bh a3
    	    put_ bh a4
    	    put_ bh a5
    	    put_ bh a6
    	    put_ bh a7
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> do name    <- get bh
    		      ty      <- get bh
    		      details <- get bh
    		      idinfo  <- get bh
                          occ <- return $! mkOccNameFS varName name
    		      return (IfaceId occ ty details idinfo)
    	      1 -> error "Binary.get(TyClDecl): ForeignType"
    	      2 -> do
    		    a1 <- get bh
    		    a2 <- get bh
    		    a3 <- get bh
    		    a4 <- get bh
    		    a5 <- get bh
    		    a6 <- get bh
    		    a7 <- get bh
    		    a8 <- get bh
                        occ <- return $! mkOccNameFS tcName a1
    		    return (IfaceData occ a2 a3 a4 a5 a6 a7 a8)
    	      3 -> do
    		    a1 <- get bh
    		    a2 <- get bh
    		    a3 <- get bh
    		    a4 <- get bh
    		    a5 <- get bh
                        occ <- return $! mkOccNameFS tcName a1
    		    return (IfaceSyn occ a2 a3 a4 a5)
    	      _ -> do
    		    a1 <- get bh
    		    a2 <- get bh
    		    a3 <- get bh
    		    a4 <- get bh
    		    a5 <- get bh
    		    a6 <- get bh
    		    a7 <- get bh
                        occ <- return $! mkOccNameFS clsName a2
    		    return (IfaceClass a1 occ a3 a4 a5 a6 a7)

    instance Binary IfaceInst where
        put_ bh (IfaceInst cls tys dfun flag orph) = do
    	    put_ bh cls
    	    put_ bh tys
    	    put_ bh dfun
    	    put_ bh flag
    	    put_ bh orph
        get bh = do cls  <- get bh
    		tys  <- get bh
    		dfun <- get bh
    		flag <- get bh
    		orph <- get bh
    		return (IfaceInst cls tys dfun flag orph)

    instance Binary IfaceFamInst where
        put_ bh (IfaceFamInst fam tys tycon) = do
    	    put_ bh fam
    	    put_ bh tys
    	    put_ bh tycon
        get bh = do fam   <- get bh
    		tys   <- get bh
    		tycon <- get bh
    		return (IfaceFamInst fam tys tycon)

    instance Binary OverlapFlag where
        put_ bh NoOverlap  = putByte bh 0
        put_ bh OverlapOk  = putByte bh 1
        put_ bh Incoherent = putByte bh 2
        get bh = do h <- getByte bh
    		case h of
    		  0 -> return NoOverlap
    		  1 -> return OverlapOk
    		  2 -> return Incoherent
    		  _ -> panic ("get OverlapFlag " ++ show h)

    instance Binary IfaceConDecls where
        put_ bh IfAbstractTyCon = putByte bh 0
        put_ bh IfOpenDataTyCon = putByte bh 1
        put_ bh (IfDataTyCon cs) = do { putByte bh 2
    				  ; put_ bh cs }
        put_ bh (IfNewTyCon c)  = do { putByte bh 3
    				  ; put_ bh c }
        get bh = do
    	    h <- getByte bh
    	    case h of
    	      0 -> return IfAbstractTyCon
    	      1 -> return IfOpenDataTyCon
    	      2 -> do cs <- get bh
    		      return (IfDataTyCon cs)
    	      _ -> do aa <- get bh
    		      return (IfNewTyCon aa)

    instance Binary IfaceConDecl where
        put_ bh (IfCon a1 a2 a3 a4 a5 a6 a7 a8 a9 a10) = do
    	    put_ bh a1
    	    put_ bh a2
    	    put_ bh a3
    	    put_ bh a4
    	    put_ bh a5
    	    put_ bh a6
    	    put_ bh a7
    	    put_ bh a8
    	    put_ bh a9
    	    put_ bh a10
        get bh = do a1 <- get bh
    		a2 <- get bh
    		a3 <- get bh
    		a4 <- get bh
    		a5 <- get bh
    		a6 <- get bh
    		a7 <- get bh
    		a8 <- get bh
    		a9 <- get bh
    		a10 <- get bh
    	        return (IfCon a1 a2 a3 a4 a5 a6 a7 a8 a9 a10)

    instance Binary IfaceClassOp where
       put_ bh (IfaceClassOp n def ty) = do
    	put_ bh (occNameFS n)
    	put_ bh def
    	put_ bh ty
       get bh = do
    	n <- get bh
    	def <- get bh
    	ty <- get bh
            occ <- return $! mkOccNameFS varName n
    	return (IfaceClassOp occ def ty)

    instance Binary IfaceRule where
        put_ bh (IfaceRule a1 a2 a3 a4 a5 a6 a7 a8) = do
    	    put_ bh a1
    	    put_ bh a2
    	    put_ bh a3
    	    put_ bh a4
    	    put_ bh a5
    	    put_ bh a6
    	    put_ bh a7
    	    put_ bh a8
        get bh = do
    	    a1 <- get bh
    	    a2 <- get bh
    	    a3 <- get bh
    	    a4 <- get bh
    	    a5 <- get bh
    	    a6 <- get bh
    	    a7 <- get bh
    	    a8 <- get bh
    	    return (IfaceRule a1 a2 a3 a4 a5 a6 a7 a8)

    instance Binary IfaceAnnotation where
        put_ bh (IfaceAnnotation a1 a2) = do
            put_ bh a1
            put_ bh a2
        get bh = do
            a1 <- get bh
            a2 <- get bh
            return (IfaceAnnotation a1 a2)

    instance Binary name => Binary (AnnTarget name) where
        put_ bh (NamedTarget a) = do
            putByte bh 0
            put_ bh a
        put_ bh (ModuleTarget a) = do
            putByte bh 1
            put_ bh a
        get bh = do
            h <- getByte bh
            case h of
              0 -> do a <- get bh
                      return (NamedTarget a)
              _ -> do a <- get bh
                      return (ModuleTarget a)

    instance Binary IfaceVectInfo where
        put_ bh (IfaceVectInfo a1 a2 a3) = do
    	    put_ bh a1
    	    put_ bh a2
    	    put_ bh a3
        get bh = do
    	    a1 <- get bh
    	    a2 <- get bh
    	    a3 <- get bh
    	    return (IfaceVectInfo a1 a2 a3)