Remove extraneous file.

This commit is contained in:
2019-02-04 19:25:28 -08:00
parent 4529562cb8
commit 63bfda9073

104
test.hs
View File

@@ -1,104 +0,0 @@
import Data.Bits
import Numeric
a :: Integer
a = 0xffffffffffffffffffffffffffffffffa275ec6d0ffbb359
b :: Integer
b = 0xffffffffffffffffffffffffffffffffa14e39a19260951d
outs :: Integer
outs = -0x9124a315de33a9
outt :: Integer
outt = 0x180b603717d35f66
outg :: Integer
outg = 1
x :: Integer
y :: Integer
g :: Integer
(x, y, g) = loop a b 1
where loop x y g
| even x && even y = loop (x `shiftR` 1) (y `shiftR` 1) (g `shiftL` 1)
| otherwise = (x, y, g)
u0 :: Integer
u0 = x
v0 :: Integer
v0 = y
bigA0 :: Integer
bigA0 = 1
bigB0 :: Integer
bigB0 = 0
bigC0 :: Integer
bigC0 = 0
bigD0 :: Integer
bigD0 = 1
step4 :: (Integer, Integer, Integer, Integer, Integer, Integer) ->
(Integer, Integer, Integer, Integer, Integer, Integer)
step4 (u, v, bigA, bigB, bigC, bigD) = (resu, v, resA, resB, bigC, bigD)
where
(resu, resA, resB) = step4 u bigA bigB
step4 inu inA inB
| even inu = let outu = inu `div` 2
in if even inA && even inB
then step4 outu (inA `div` 2) (inB `div` 2)
else step4 outu ((inA + y) `div` 2) ((inB - x) `div` 2)
| otherwise = (inu, inA, inB)
step5 :: (Integer, Integer, Integer, Integer, Integer, Integer) ->
(Integer, Integer, Integer, Integer, Integer, Integer)
step5 (u, v, bigA, bigB, bigC, bigD) = (u, resv, bigA, bigB, resC, resD)
where
(resv, resC, resD) = step5 v bigC bigD
step5 inv inC inD
| even inv = let outv = inv `div` 2
in if even inC && even inD
then step5 outv (inC `div` 2) (inD `div` 2)
else step5 outv ((inC + y) `div` 2) ((inD - x) `div` 2)
| otherwise = (inv, inC, inD)
step6 :: (Integer, Integer, Integer, Integer, Integer, Integer) ->
(Integer, Integer, Integer, Integer, Integer, Integer)
step6 (u, v, bigA, bigB, bigC, bigD)
| u >= v = (u - v, v, bigA - bigC, bigB - bigD, bigC, bigD)
| otherwise = (u, v - u, bigA, bigB, bigC - bigA, bigD - bigB)
iteration :: (Integer, Integer, Integer, Integer, Integer, Integer) ->
(Integer, Integer, Integer, Integer, Integer, Integer)
iteration = step6 . step5 . step4
state0 :: (Integer, Integer, Integer, Integer, Integer, Integer)
state0 = (u0, v0, bigA0, bigB0, bigC0, bigD0)
printIter :: (Integer, Integer, Integer, Integer, Integer, Integer) -> IO ()
printIter (u, v, a, b, c, d) =
do printVal "u" u
printVal "v" v
printVal "A" a
printVal "B" b
printVal "C" c
printVal "D" d
printVal :: String -> Integer -> IO ()
printVal name x =
do putStr (name ++ ": ")
if x < 0
then putStr "-"
else putStr " "
let x' = abs x
putStrLn (showHex x' "")
myImpl inState | u == 0 = outState
| otherwise = myImpl outState
where
outState@(u,_,_,_,_,_) = iteration inState