Copyright | (C) 2013-2016 University of Twente |
---|---|
License | BSD2 (see the file LICENSE) |
Maintainer | Christiaan Baaij <christiaan.baaij@gmail.com> |
Safe Haskell | Trustworthy |
Language | Haskell2010 |
Documentation
data Unsigned (n :: Nat) Source #
Arbitrary-width unsigned integer represented by n
bits
Given n
bits, an Unsigned
n
number has a range of: [0 .. 2^n
-1]
NB: The Num
operators perform wrap-around
on overflow. If you want
saturation on overflow, check out the SaturatingNum
class.
>>>
maxBound :: Unsigned 3
7>>>
minBound :: Unsigned 3
0>>>
read (show (maxBound :: Unsigned 3)) :: Unsigned 3
7>>>
1 + 2 :: Unsigned 3
3>>>
2 + 6 :: Unsigned 3
0>>>
1 - 3 :: Unsigned 3
6>>>
2 * 3 :: Unsigned 3
6>>>
2 * 4 :: Unsigned 3
0>>>
(2 :: Unsigned 3) `times` (4 :: Unsigned 3) :: Unsigned 6
8>>>
(2 :: Unsigned 3) `plus` (6 :: Unsigned 3) :: Unsigned 4
8>>>
satPlus SatSymmetric 2 6 :: Unsigned 3
7>>>
satMin SatSymmetric 2 3 :: Unsigned 3
0