1 files changed, 32 insertions, 0 deletions
diff --git a/src/Utils.hs b/src/Utils.hs
new file mode 100644
index 0000000..345b085
--- /dev/null
+++ b/src/Utils.hs
@@ -0,0 +1,32 @@
+module Utils where
+
+import Data.Word
+import Data.Bits
+import Machine
+
+boolToInt :: Bool -> Int
+boolToInt True  = 1
+boolToInt False = 0
+
+toBits :: Word16 -> [Int]
+toBits x = map (boolToInt . testBit x) [0..(finiteBitSize x-1)]
+
+fromBits :: [Int] -> Int
+fromBits = foldl (\a b -> 2 * a + b) 0 . reverse
+
+args2 :: (Int -> Int -> Machine -> Machine) ->
+         [Int] -> [Int] -> Machine -> Machine
+args2 f a b = f (fromBits a) (fromBits b)
+
+args3 :: (Int -> Int -> Int -> Machine -> Machine) ->
+         [Int] -> [Int] -> [Int] -> Machine -> Machine
+args3 f a b c = f (fromBits a) (fromBits b) (fromBits c)
+
+args4 :: (Int -> Int -> Int -> Int -> Machine -> Machine) ->
+         [Int] -> [Int] -> [Int] -> [Int] -> Machine -> Machine
+args4 f a b c d = f (fromBits a) (fromBits b) (fromBits c) (fromBits d)
+
+args5 :: (Int -> Int -> Int -> Int -> Int -> Machine -> Machine) ->
+         [Int] -> [Int] -> [Int] -> [Int] -> [Int] -> Machine -> Machine
+args5 f a b c d e = f (fromBits a) (fromBits b) (fromBits c)
+                      (fromBits d) (fromBits e)