-{-# OPTIONS_GHC -fno-implicit-prelude #-}
+{-# OPTIONS_GHC -XNoImplicitPrelude #-}
{-# OPTIONS_HADDOCK hide #-}
-----------------------------------------------------------------------------
-- |
import GHC.Real
import GHC.Read
import GHC.Arr
+import GHC.Err
import GHC.Word hiding (uncheckedShiftL64#, uncheckedShiftRL64#)
import GHC.Show
maxBound = 0x7F
instance Ix Int8 where
- range (m,n) = [m..n]
- unsafeIndex b@(m,_) i = fromIntegral i - fromIntegral m
- inRange (m,n) i = m <= i && i <= n
+ range (m,n) = [m..n]
+ unsafeIndex (m,_) i = fromIntegral i - fromIntegral m
+ inRange (m,n) i = m <= i && i <= n
instance Read Int8 where
readsPrec p s = [(fromIntegral (x::Int), r) | (x, r) <- readsPrec p s]
= I8# (narrow8Int# (word2Int# ((x'# `uncheckedShiftL#` i'#) `or#`
(x'# `uncheckedShiftRL#` (8# -# i'#)))))
where
- x'# = narrow8Word# (int2Word# x#)
- i'# = word2Int# (int2Word# i# `and#` int2Word# 7#)
+ !x'# = narrow8Word# (int2Word# x#)
+ !i'# = word2Int# (int2Word# i# `and#` int2Word# 7#)
bitSize _ = 8
isSigned _ = True
maxBound = 0x7FFF
instance Ix Int16 where
- range (m,n) = [m..n]
- unsafeIndex b@(m,_) i = fromIntegral i - fromIntegral m
- inRange (m,n) i = m <= i && i <= n
+ range (m,n) = [m..n]
+ unsafeIndex (m,_) i = fromIntegral i - fromIntegral m
+ inRange (m,n) i = m <= i && i <= n
instance Read Int16 where
readsPrec p s = [(fromIntegral (x::Int), r) | (x, r) <- readsPrec p s]
= I16# (narrow16Int# (word2Int# ((x'# `uncheckedShiftL#` i'#) `or#`
(x'# `uncheckedShiftRL#` (16# -# i'#)))))
where
- x'# = narrow16Word# (int2Word# x#)
- i'# = word2Int# (int2Word# i# `and#` int2Word# 15#)
+ !x'# = narrow16Word# (int2Word# x#)
+ !i'# = word2Int# (int2Word# i# `and#` int2Word# 15#)
bitSize _ = 16
isSigned _ = True
+
{-# RULES
"fromIntegral/Word8->Int16" fromIntegral = \(W8# x#) -> I16# (word2Int# x#)
"fromIntegral/Int8->Int16" fromIntegral = \(I8# x#) -> I16# x#
bitSize _ = 32
isSigned _ = True
+
{-# RULES
"fromIntegral/Int->Int32" fromIntegral = \(I# x#) -> I32# (intToInt32# x#)
"fromIntegral/Word->Int32" fromIntegral = \(W# x#) -> I32# (word32ToInt32# (wordToWord32# x#))
= I32# (narrow32Int# (word2Int# ((x'# `uncheckedShiftL#` i'#) `or#`
(x'# `uncheckedShiftRL#` (32# -# i'#)))))
where
- x'# = narrow32Word# (int2Word# x#)
- i'# = word2Int# (int2Word# i# `and#` int2Word# 31#)
+ !x'# = narrow32Word# (int2Word# x#)
+ !i'# = word2Int# (int2Word# i# `and#` int2Word# 31#)
bitSize _ = 32
isSigned _ = True
maxBound = 0x7FFFFFFF
instance Ix Int32 where
- range (m,n) = [m..n]
- unsafeIndex b@(m,_) i = fromIntegral i - fromIntegral m
- inRange (m,n) i = m <= i && i <= n
+ range (m,n) = [m..n]
+ unsafeIndex (m,_) i = fromIntegral i - fromIntegral m
+ inRange (m,n) i = m <= i && i <= n
------------------------------------------------------------------------
-- type Int64
= if r# `neInt64#` intToInt64# 0# then r# `plusInt64#` y# else intToInt64# 0#
| otherwise = r#
where
- r# = x# `remInt64#` y#
+ !r# = x# `remInt64#` y#
instance Read Int64 where
readsPrec p s = [(fromInteger x, r) | (x, r) <- readsPrec p s]
= I64# (word64ToInt64# ((x'# `uncheckedShiftL64#` i'#) `or64#`
(x'# `uncheckedShiftRL64#` (64# -# i'#))))
where
- x'# = int64ToWord64# x#
- i'# = word2Int# (int2Word# i# `and#` int2Word# 63#)
+ !x'# = int64ToWord64# x#
+ !i'# = word2Int# (int2Word# i# `and#` int2Word# 63#)
bitSize _ = 64
isSigned _ = True
-
-- give the 64-bit shift operations the same treatment as the 32-bit
-- ones (see GHC.Base), namely we wrap them in tests to catch the
-- cases when we're shifting more than 64 bits to avoid unspecified
= I64# (word2Int# ((x'# `uncheckedShiftL#` i'#) `or#`
(x'# `uncheckedShiftRL#` (64# -# i'#))))
where
- x'# = int2Word# x#
- i'# = word2Int# (int2Word# i# `and#` int2Word# 63#)
+ !x'# = int2Word# x#
+ !i'# = word2Int# (int2Word# i# `and#` int2Word# 63#)
bitSize _ = 64
isSigned _ = True
"fromIntegral/Int64->a" fromIntegral = \(I64# x#) -> fromIntegral (I# x#)
#-}
+uncheckedIShiftL64# :: Int# -> Int# -> Int#
uncheckedIShiftL64# = uncheckedIShiftL#
+
+uncheckedIShiftRA64# :: Int# -> Int# -> Int#
uncheckedIShiftRA64# = uncheckedIShiftRA#
#endif
maxBound = 0x7FFFFFFFFFFFFFFF
instance Ix Int64 where
- range (m,n) = [m..n]
- unsafeIndex b@(m,_) i = fromIntegral i - fromIntegral m
- inRange (m,n) i = m <= i && i <= n
+ range (m,n) = [m..n]
+ unsafeIndex (m,_) i = fromIntegral i - fromIntegral m
+ inRange (m,n) i = m <= i && i <= n