blob: c46e5da0c00201de8a56ca76ce9276a4db8bf0fd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
module Main where
import Control.DeepSeq
import Control.Monad
import Data.Char
import System.Environment
import System.Exit
import AST
import Compiler
import Interpreter
import Parser
import Optimiser
data ExecutionMode = EMInterpret | EMCompile
executionMode :: ExecutionMode
executionMode = EMCompile
main :: IO ()
main = do
args <- getArgs
when (length args == 0 || length args > 2)
$ die "Usage: bfcomphs <source.bf> [source.bf.asm]"
let fname = head args
destfname = if length args == 2 then args !! 1 else fname ++ ".asm"
prog <- readFile fname >>= either die return . parseProgram
-- putStrLn $ astSuccinct prog
-- print prog
let opt = optimise prog
showopt = force $ show opt
when False $ putStrLn $ astSuccinct opt
when False $ putStrLn showopt
case executionMode of
EMInterpret -> do
-- input <- getContents
-- putStr $ map (chr . fromIntegral) $ interpret opt (map (fromIntegral . ord) input)
input <- getContents
interpret opt (map (fromIntegral . ord) input) >>= (putStr . map (chr . fromIntegral))
EMCompile -> do
writeFile destfname $ compile opt
|
