1 implementation module mTaskInterpret
4 import gdynamic, gCons, GenEq, StdMisc, StdArray, GenBimap
12 from StdFunc import o, const
19 from Data.Func import $
20 from Text import class Text(concat,join,toUpperCase), instance Text String
22 import qualified Data.Map as DM
23 import Text.Encodings.Base64
25 encode :: MTaskMessage -> String
26 encode (MTSds i v) = "s" +++ to16bit i +++ v +++ "\n"
27 encode (MTTask to data) = "t" +++ to16bit to +++ to16bit (size data) +++ data +++ "\n"
28 encode (MTPub i v) = "u" +++ to16bit i +++ v +++ "\n"
29 encode (MTUpd i v) = "u" +++ to16bit i +++ v +++ "\n"
32 decode :: String -> MTaskMessage
34 | size x == 0 = MTEmpty
37 'u' = MTUpd (from16bit (x % (1,3))) (x % (3,5))
38 _ = abort ("Didn't understand message: " +++ join " " [toString (toInt c)\\c<-: x] +++ "\n")
40 safePrint :== toString o toJSON
42 derive gPrint MTaskMessage
43 instance toString MTaskMessage where
44 toString (MTSds i v) = "Sds id: " +++ toString i
45 +++ " value " +++ safePrint v
46 toString (MTTask to data) = "Task timeout: " +++ toString to
47 +++ " data " +++ safePrint data
48 toString (MTPub i v) = "Publish id: " +++ toString i
49 +++ " value " +++ safePrint v
50 toString (MTUpd i v) = "Update id: " +++ toString i
51 +++ " value " +++ safePrint v
52 toString MTEmpty = "Empty message"
55 bclength (BCPush _) = 3
56 bclength (BCLab _) = 2
57 bclength (BCSdsStore _) = 2
58 bclength (BCSdsFetch _) = 2
59 bclength (BCSdsPublish _) = 2
60 bclength (BCAnalogRead _) = 2
61 bclength (BCAnalogWrite _) = 2
62 bclength (BCDigitalRead _) = 2
63 bclength (BCDigitalWrite _) = 2
64 bclength (BCJmp i) = 2
65 bclength (BCJmpT i) = 2
66 bclength (BCJmpF i) = 2
69 toByteVal :: BC -> [Char]
71 # bt = toChar $ consIndex{|*|} b
74 (BCLab i) = [toChar i]
75 (BCSdsStore i) = [toChar i]
76 (BCSdsFetch i) = [toChar i]
77 (BCSdsPublish i) = [toChar i]
78 (BCAnalogRead i) = [toChar i]
79 (BCAnalogWrite i) = [toChar i]
80 (BCDigitalRead i) = [toChar i]
81 (BCDigitalWrite i) = [toChar i]
82 (BCJmp i) = [toChar i]
83 (BCJmpT i) = [toChar i]
84 (BCJmpF i) = [toChar i]
87 instance Semigroup (ByteCode a p) where
88 mappend m n = BC \s->let (b1, (b2, t)) = runBC m <$> runBC m s in (b1 ++ b2, t)
90 instance Monoid (ByteCode a p) where
93 (<++>) infixl 2 :: (ByteCode a p) (ByteCode b q) -> ByteCode c r
94 (<++>) m n = BC \s->let (b1, (b2, t)) = runBC n <$> runBC m s in (b1 ++ b2, t)
97 (<+->) m n :== m <++> retrn n
101 retrn :: ([BC] -> ByteCode a p)
103 fmp :: ([BC] -> [BC]) (ByteCode a p) -> ByteCode a q
104 fmp f b = BC \s->let (bc, s`) = runBC b s in (f bc, s`)
106 instance toByteCode Bool where
107 toByteCode True = [toChar 1]
108 toByteCode False = [toChar 0]
109 instance toByteCode Int where toByteCode n = map toChar [n/256,n rem 256]
110 instance toByteCode Long where toByteCode (L n) = toByteCode n
111 instance toByteCode Char where toByteCode c = [c]
112 instance toByteCode String where toByteCode s = undef
113 instance toByteCode Button where toByteCode s = [toChar $ consIndex{|*|} s]
115 instance toChar Pin where
116 toChar (Digital p) = toChar $ consIndex{|*|} p + 1
117 toChar (Analog p) = toChar $ consIndex{|*|} p + 1
119 derive gPrint BC, AnalogPin, Pin, DigitalPin
120 derive consIndex BC, Pin, Button
121 derive consName BC, Pin, Button
123 instance arith ByteCode where
124 lit x = retrn [BCPush $ toByteCode x]
125 (+.) x y = x <++> y <+-> [BCAdd]
126 (-.) x y = x <++> y <+-> [BCSub]
127 (*.) x y = x <++> y <+-> [BCMul]
128 (/.) x y = x <++> y <+-> [BCDiv]
130 instance boolExpr ByteCode where
131 (&.) x y = x <++> y <+-> [BCAnd]
132 (|.) x y = x <++> y <+-> [BCOr]
133 Not x = x <+-> [BCNot]
134 (==.) x y = x <++> y <+-> [BCEq]
135 (!=.) x y = x <++> y <+-> [BCNeq]
136 (<.) x y = x <++> y <+-> [ BCLes]
137 (>.) x y = x <++> y <+-> [BCGre]
138 (<=.) x y = x <++> y <+-> [BCLeq]
139 (>=.) x y = x <++> y <+-> [BCGeq]
141 instance analogIO ByteCode where
142 analogRead p = retrn [BCAnalogRead $ pin p]
143 analogWrite p b = b <+-> [BCAnalogWrite $ pin p]
145 instance digitalIO ByteCode where
146 digitalRead p = retrn [BCDigitalRead $ pin p]
147 digitalWrite p b = b <+-> [BCDigitalWrite $ pin p]
149 instance If ByteCode Stmt Stmt Stmt where If b t e = BCIfStmt b t e
150 instance If ByteCode e Stmt Stmt where If b t e = BCIfStmt b t e
151 instance If ByteCode Stmt e Stmt where If b t e = BCIfStmt b t e
152 instance If ByteCode x y Expr where If b t e = BCIfStmt b t e
153 instance IF ByteCode where
154 IF b t e = BCIfStmt b t e
155 (?) b t = BCIfStmt b t $ retrn []
157 withLabel \else->withLabel \endif->
158 b <++> retrn [BCJmpF else] <++> t
159 <++> retrn [BCJmp endif,BCLab else] <++> e <++> retrn [BCLab endif]
161 instance noOp ByteCode where noOp = mempty
163 withLabel :: (Int -> (ByteCode b q)) -> ByteCode b q
164 withLabel f = BC \s->let [fresh:fs] = s.freshl
165 in runBC (f fresh) {s & freshl=fs}
167 withSDS :: (Int -> (ByteCode b q)) -> ByteCode b q
168 withSDS f = BC \s->let [fresh:fs] = s.freshs
169 in runBC (f fresh) {s & freshs=fs}
171 setSDS :: Int v -> ByteCode b q | toByteCode v
172 setSDS ident val = BC \s->([], {s & sdss = [(ident, toByteCode val):s.sdss]})
174 instance sds ByteCode where
175 sds f = {main = withSDS \sds->
176 let (v In body) = f $ retrn [BCSdsFetch sds]
177 in setSDS sds v <++> unMain body
180 pub x = fmp makePub x
183 instance assign ByteCode where
184 (=.) v e = e <++> fmp makeStore v
187 makePub [x:xs] = case x of
188 BCSdsFetch i = [BCSdsPublish i:xs]
192 makeStore [x:xs] = case x of
193 BCSdsFetch i = [BCSdsStore i:xs]
196 instance seq ByteCode where
197 (>>=.) _ _ = abort "undef on >>=."
200 instance serial ByteCode where
201 serialAvailable = retrn [BCSerialAvail]
202 serialPrint s = retrn [BCSerialPrint]
203 serialPrintln s = retrn [BCSerialPrintln]
204 serialRead = retrn [BCSerialRead]
205 serialParseInt = retrn [BCSerialParseInt]
207 instance zero BCState where
208 zero = {freshl=[1..], freshs=[1..], sdss=[]}
211 toRealByteCode :: (ByteCode a b) -> (String, BCState)
213 # (bc, st) = runBC x zero
214 # (bc, gtmap) = computeGotos bc 1
215 = (concat $ map (toString o toByteVal) (map (implGotos gtmap) bc), st)
217 implGotos map (BCJmp t) = BCJmp $ fromJust ('DM'.get t map)
218 implGotos map (BCJmpT t) = BCJmpT $ fromJust ('DM'.get t map)
219 implGotos map (BCJmpF t) = BCJmpF $ fromJust ('DM'.get t map)
222 computeGotos :: [BC] Int -> ([BC], 'DM'.Map Int Int)
223 computeGotos [] _ = ([], 'DM'.newMap)
224 computeGotos [BCLab l:xs] i = appSnd ('DM'.put l i) (computeGotos xs i)
225 computeGotos [x:xs] i = appFst (\bc->[x:bc]) (computeGotos xs (i+(bclength x)))
227 readable :: BC -> String
228 readable (BCPush d) = "BCPush " +++ concat (map safe d)
231 | isControl c = "\\d" +++ toString (toInt c)
233 readable b = printToString b
235 toReadableByteCode :: (ByteCode a b) -> (String, BCState)
237 # (bc, st) = runBC x zero
238 # (bc, gtmap) = computeGotos bc 0
239 = (join "\n" $ map readable (map (implGotos gtmap) bc), st)
242 //Start = toReadableByteCode bc
244 // bc :: ByteCode Int Expr
245 // bc = (lit 36 +. lit 42) +. lit 44
246 toMessages :: Int (String, BCState) -> [MTaskMessage]
247 toMessages interval (bytes, {sdss}) = [MTSds i (toString b)\\(i,b)<-sdss] ++ [MTTask interval bytes]
249 Start = toMessages 500 $ toRealByteCode (unMain bc)
250 //Start = fst $ toReadableByteCode $ unMain bc
254 {main = If (y ==. lit 0) (pub x) (x =. x *. y :. y =. y -. lit 1)}
256 //pub :: (ByteCode a b) -> ByteCode a b
257 //pub x = fmp makePub x
259 to16bit :: Int -> String
260 to16bit i = toString (toChar (i/256)) +++ toString (toChar (i rem 256))
262 from16bit :: String -> Int
263 from16bit s = toInt s.[0] * 256 + toInt s.[1]