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module Main where
import BasicTypes
import GHC
import GhcMonad
import Outputable
import RepType
import TysPrim
import TysWiredIn
import UniqSet
import Unique
import qualified Control.Exception as E
import Control.Monad
import System.Environment (getArgs)
import System.IO
assert :: Bool -> String -> SDoc -> IO ()
assert False tn msg = pprPanic tn msg
assert True _ _ = return ()
main :: IO ()
main = do
[libdir] <- getArgs
runGhc (Just libdir) $ liftIO $ do
-- need to initialize the monad to initialize static flags etc.
sequence_ [ uniq_tests, layout_tests ]
-- Make sure sum datacon/tycon uniques are really uniq
uniq_tests :: IO ()
uniq_tests = do
let tycons = map sumTyCon [2 .. 20]
datacons = [ sumDataCon alt arity | arity <- [ 2 .. 20 ]
, alt <- [ 1 .. arity ] ]
us = mkUniqSet (map getUnique tycons)
`unionUniqSets` mkUniqSet (map getUnique datacons)
assert (sizeUniqSet us == length tycons + length datacons)
"uniq_tests"
(text "Sum cons/tycons have same uniques.")
layout_tests :: IO ()
layout_tests = sequence_
[ layout1, layout2, layout3, enum_layout ]
where
assert_layout tn tys layout =
let
layout_ret = ubxSumRepType tys
in
assert (layout_ret == layout)
tn
(text "Unexpected sum layout." $$
text "Alts: " <+> ppr tys $$
text "Expected layout:" <+> ppr layout $$
text "Actual layout: " <+> ppr layout_ret)
ubxtup = mkTupleTy Unboxed
layout1 =
assert_layout "layout1"
[ ubxtup [ intTy, intPrimTy ]
, ubxtup [ intPrimTy, intTy ] ]
[ WordSlot, PtrSlot, WordSlot ]
layout2 =
assert_layout "layout2"
[ ubxtup [ intTy ]
, intTy ]
[ WordSlot, PtrSlot ]
layout3 =
assert_layout "layout3"
[ ubxtup [ intTy, intPrimTy, intTy, intPrimTy ]
, ubxtup [ intPrimTy, intTy, intPrimTy, intTy ] ]
[ WordSlot, PtrSlot, PtrSlot, WordSlot, WordSlot ]
enum_layout =
assert_layout "enum"
(replicate 10 (ubxtup []))
[ WordSlot ]
|
