X-Git-Url: https://git.martlubbers.net/?a=blobdiff_plain;f=mTaskInterpret.icl;h=58760472c440c90a1017205826760befce96e570;hb=c23eb53a452d0aea1a26ba60fe8ce9abcb77ea02;hp=51771a313fa315f2e870b710a8abf246c9703ec7;hpb=7edf1780ae3b91d9136db2d94b25e88d64896645;p=mTask.git

diff --git a/mTaskInterpret.icl b/mTaskInterpret.icl
index 51771a3..5876047 100644
--- a/mTaskInterpret.icl
+++ b/mTaskInterpret.icl
@@ -19,6 +19,7 @@ import StdList
 from Data.Func import $
 from Text import class Text(concat,join,toUpperCase), instance Text String
 
+import qualified Data.Map as DM
 import Text.Encodings.Base64
 
 encode :: MTaskMessage -> String
@@ -50,11 +51,27 @@ instance toString MTaskMessage where
 		+++ " value " +++ safePrint v
 	toString MTEmpty = "Empty message"
 
+bclength :: BC -> Int
+bclength (BCPush _) = 3
+bclength (BCLab _) = 2
+bclength (BCSdsStore _) = 2
+bclength (BCSdsFetch _) = 2
+bclength (BCSdsPublish _) = 2
+bclength (BCAnalogRead _) = 2
+bclength (BCAnalogWrite _) = 2
+bclength (BCDigitalRead _) = 2
+bclength (BCDigitalWrite _) = 2
+bclength (BCJmp i) = 2
+bclength (BCJmpT i) = 2
+bclength (BCJmpF i) = 2
+bclength _ = 1
+
 toByteVal :: BC -> [Char]
 toByteVal b
-# bt = toChar $ consIndex{|*|} b + 1
+# bt = toChar $ consIndex{|*|} b
 = [bt:case b of
 		(BCPush i) = i
+		(BCLab i) = [toChar i]
 		(BCSdsStore i) = [toChar i]
 		(BCSdsFetch i) = [toChar i]
 		(BCSdsPublish i) = [toChar i]
@@ -83,7 +100,7 @@ runBC (BC m) = m
 
 retrn :: ([BC] -> ByteCode a p)
 retrn = BC o tuple
-fmp :: ([BC] -> [BC]) (ByteCode a p) -> ByteCode a p
+fmp :: ([BC] -> [BC]) (ByteCode a p) -> ByteCode a q
 fmp f b = BC \s->let (bc, s`) = runBC b s in (f bc, s`)
 
 instance toByteCode Bool where
@@ -130,14 +147,16 @@ instance digitalIO ByteCode where
 	digitalWrite p b = b <+-> [BCDigitalWrite $ pin p]
 
 instance If ByteCode Stmt Stmt Stmt where If b t e = BCIfStmt b t e
+instance If ByteCode e Stmt Stmt where If b t e = BCIfStmt b t e
 instance If ByteCode Stmt e Stmt where If b t e = BCIfStmt b t e
-instance If ByteCode Stmt Stmt e where If b t e = BCIfStmt b t e
 instance If ByteCode x y Expr where If b t e = BCIfStmt b t e
 instance IF ByteCode where
 	IF b t e = BCIfStmt b t e
 	(?) b t = BCIfStmt b t $ retrn []
-BCIfStmt b t e = withLabel \else->withLabel \endif->retrn [BCJmpF else] <++> t
-	<++> retrn [BCJmp endif] <++> e <++> retrn [BCLab endif]
+BCIfStmt b t e = 
+	withLabel \else->withLabel \endif->
+	b <++> retrn [BCJmpF else] <++> t
+	<++> retrn [BCJmp endif,BCLab else] <++> e <++> retrn [BCLab endif]
 
 instance noOp ByteCode where noOp = mempty
 
@@ -158,6 +177,7 @@ instance sds ByteCode where
 			in setSDS sds v <++> unMain body
 		}
 	con f = undef
+	pub x = fmp makePub x
 //	pub _ = undef
 
 instance assign ByteCode where
@@ -187,13 +207,22 @@ instance serial ByteCode where
 instance zero BCState where
 	zero = {freshl=[1..], freshs=[1..], sdss=[]}
 
-makeSafe :: Char -> Char
-makeSafe c = c//toChar $ toInt c + 31
 
 toRealByteCode :: (ByteCode a b) -> (String, BCState)
 toRealByteCode x
 # (bc, st) = runBC x zero
-= (concat $ map (toString o map makeSafe o toByteVal) bc, st)
+# (bc, gtmap) = computeGotos bc 1
+= (concat $ map (toString o toByteVal) (map (implGotos gtmap) bc), st)
+
+implGotos map (BCJmp t) = BCJmp $ fromJust ('DM'.get t map)
+implGotos map (BCJmpT t) = BCJmpT $ fromJust ('DM'.get t map)
+implGotos map (BCJmpF t) = BCJmpF $ fromJust ('DM'.get t map)
+implGotos _ i = i
+
+computeGotos :: [BC] Int -> ([BC], 'DM'.Map Int Int)
+computeGotos [] _ = ([], 'DM'.newMap)
+computeGotos [BCLab l:xs] i = appSnd ('DM'.put l i) (computeGotos xs i)
+computeGotos [x:xs] i = appFst (\bc->[x:bc]) (computeGotos xs (i+(bclength x)))
 
 readable :: BC -> String
 readable (BCPush d) = "BCPush " +++ concat (map safe d)
@@ -206,7 +235,8 @@ readable b = printToString b
 toReadableByteCode :: (ByteCode a b) -> (String, BCState)
 toReadableByteCode x
 # (bc, st) = runBC x zero
-= (join "\n" $ map readable bc, st)
+# (bc, gtmap) = computeGotos bc 0
+= (join "\n" $ map readable (map (implGotos gtmap) bc), st)
 
 //Start :: String
 //Start = toReadableByteCode bc
@@ -223,11 +253,11 @@ Start = toMessages 500 $ toRealByteCode (unMain bc)
 			sds \y=4 In
 			{main = If (y ==. lit 0) (pub x) (x =. x *. y :. y =. y -. lit 1)}
 
-pub :: (ByteCode a b) -> ByteCode a b
-pub x = fmp makePub x
+//pub :: (ByteCode a b) -> ByteCode a b
+//pub x = fmp makePub x
 
 to16bit :: Int -> String
-to16bit i = toString (toChar (i/265)) +++ toString (toChar (i rem 265))
+to16bit i = toString (toChar (i/256)) +++ toString (toChar (i rem 256))
 
 from16bit :: String -> Int
-from16bit s = toInt s.[0] * 265 + toInt s.[1]
+from16bit s = toInt s.[0] * 256 + toInt s.[1]