forked from GitHub/gf-core
222 lines
7.1 KiB
Haskell
222 lines
7.1 KiB
Haskell
module GF.Devel.Compile.Compile (batchCompile) where
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-- the main compiler passes
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import GF.Devel.Compile.GetGrammar
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import GF.Devel.Compile.Extend
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import GF.Devel.Compile.Rename
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----import GF.Grammar.Refresh
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----import GF.Devel.CheckGrammar
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----import GF.Devel.Optimize
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--import GF.Compile.Evaluate ----
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----import GF.Devel.OptimizeGF
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import GF.Devel.Grammar.Terms
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import GF.Devel.Grammar.Modules
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import GF.Devel.Grammar.Judgements
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import GF.Infra.Ident
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import GF.Infra.CompactPrint
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import GF.Devel.Grammar.PrGF
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----import GF.Grammar.Lookup
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import GF.Devel.ReadFiles
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import GF.Infra.Option ----
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import GF.Data.Operations
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import GF.Devel.UseIO
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import GF.Devel.Arch
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import Control.Monad
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import System.Directory
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batchCompile :: Options -> [FilePath] -> IO GF
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batchCompile opts files = do
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let defOpts = addOptions opts (options [emitCode])
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egr <- appIOE $ foldM (compileModule defOpts) emptyCompileEnv files
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case egr of
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Ok (_,gr) -> return gr
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Bad s -> error s
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-- to output an intermediate stage
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intermOut :: Options -> Option -> String -> IOE ()
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intermOut opts opt s = if oElem opt opts then
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ioeIO (putStrLn ("\n\n--#" +++ prOpt opt) >> putStrLn s)
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else return ()
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prMod :: SourceModule -> String
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prMod = compactPrint . prModule
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-- | environment variable for grammar search path
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gfGrammarPathVar = "GF_GRAMMAR_PATH"
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-- | the environment
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type CompileEnv = (Int,GF)
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-- | compile with one module as starting point
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-- command-line options override options (marked by --#) in the file
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-- As for path: if it is read from file, the file path is prepended to each name.
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-- If from command line, it is used as it is.
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compileModule :: Options -> CompileEnv -> FilePath -> IOE CompileEnv
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compileModule opts1 env file = do
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opts0 <- ioeIO $ getOptionsFromFile file
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let useFileOpt = maybe False (const True) $ getOptVal opts0 pathList
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let useLineOpt = maybe False (const True) $ getOptVal opts1 pathList
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let opts = addOptions opts1 opts0
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let fpath = justInitPath file
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ps0 <- ioeIO $ pathListOpts opts fpath
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let ps1 = if (useFileOpt && not useLineOpt)
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then (ps0 ++ map (prefixPathName fpath) ps0)
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else ps0
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ps <- ioeIO $ extendPathEnv gfLibraryPath gfGrammarPathVar ps1
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let ioeIOIf = if oElem beVerbose opts then ioeIO else (const (return ()))
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ioeIOIf $ putStrLn $ "module search path:" +++ show ps ----
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let sgr = snd env
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let rfs = [] ---- files already in memory and their read times
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let file' = if useFileOpt then justFileName file else file -- find file itself
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files <- getAllFiles opts ps rfs file'
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ioeIOIf $ putStrLn $ "files to read:" +++ show files ----
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let names = map justModuleName files
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ioeIOIf $ putStrLn $ "modules to include:" +++ show names ----
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let sgr2 = sgr ----MGrammar [m | m@(i,_) <- modules sgr,
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---- notElem (prt i) $ map fileBody names]
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let env0 = (0,sgr2)
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(e,mm) <- foldIOE (compileOne opts) env0 files
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maybe (return ()) putStrLnE mm
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return e
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compileOne :: Options -> CompileEnv -> FullPath -> IOE CompileEnv
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compileOne opts env@(_,srcgr) file = do
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let putp s = putPointE opts ("\n" ++ s)
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let putpp = putPointEsil opts
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let putpOpt v m act
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| oElem beVerbose opts = putp v act
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| oElem beSilent opts = putpp v act
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| otherwise = ioeIO (putStrFlush ("\n" ++ m)) >> act
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let gf = fileSuffix file
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let path = justInitPath file
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let name = fileBody file
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let mos = gfmodules srcgr
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case gf of
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-- for compiled gf, read the file and update environment
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-- also undo common subexp optimization, to enable normal computations
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{- ----
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"gfo" -> do
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sm0 <- putp ("+ reading" +++ file) $ getSourceModule opts file
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let sm1 = unsubexpModule sm0
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sm <- {- putp "creating indirections" $ -} ioeErr $ extendModule mos sm1
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extendCompileEnv env sm
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-}
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-- for gf source, do full compilation and generate code
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_ -> do
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let modu = unsuffixFile file
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b1 <- ioeIO $ doesFileExist file
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if not b1
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then compileOne opts env $ gfoFile $ modu
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else do
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sm0 <-
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putpOpt ("- parsing" +++ file) ("- compiling" +++ file ++ "... ") $
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getSourceModule opts file
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(k',sm) <- compileSourceModule opts env sm0
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let sm1 = sm ----
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---- if isConcr sm then shareModule sm else sm -- cannot expand Str
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---- cm <- putpp " generating code... " $ generateModuleCode opts path sm1
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---- -- sm is optimized before generation, but not in the env
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---- let cm2 = unsubexpModule cm
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extendCompileEnvInt env (k',sm) ---- sm1
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where
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isConcr (_,mi) = case mi of
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---- ModMod m -> isModCnc m && mstatus m /= MSIncomplete
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_ -> False
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compileSourceModule :: Options -> CompileEnv ->
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SourceModule -> IOE (Int,SourceModule)
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compileSourceModule opts env@(k,gr) mo@(i,mi) = do
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intermOut opts (iOpt "show_gf") (prMod mo)
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let putp = putPointE opts
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putpp = putPointEsil opts
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moe <- ioeErr $ extendModule gr mo
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intermOut opts (iOpt "show_extend") (prMod moe)
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mor <- ioeErr $ renameModule gr moe
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intermOut opts (iOpt "show_rename") (prMod mor)
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(moc,warnings) <- putpp " type checking" $ ioeErr $ showCheckModule gr mor
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if null warnings then return () else putp warnings $ return ()
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intermOut opts (iOpt "show_typecheck") (prMod moc)
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return (k,moc) ----
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{- ----
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mo1 <- ioeErr $ rebuildModule mos mo
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intermOut opts (iOpt "show_rebuild") (prMod mo1)
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case mo1b of
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(_,ModMod n) | not (isCompleteModule n) -> do
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return (k,mo1b) -- refresh would fail, since not renamed
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_ -> do
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(mo3:_,warnings) <- putpp " type checking" $ ioeErr $ showCheckModule mos mo2
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if null warnings then return () else putp warnings $ return ()
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intermOut opts (iOpt "show_typecheck") (prMod mo3)
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(k',mo3r:_) <- putpp " refreshing " $ ioeErr $ refreshModule (k,mos) mo3
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intermOut opts (iOpt "show_refresh") (prMod mo3r)
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let eenv = () --- emptyEEnv
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(mo4,eenv') <-
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---- if oElem "check_only" opts
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putpp " optimizing " $ ioeErr $ optimizeModule opts (mos,eenv) mo3r
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return (k',mo4)
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where
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---- prDebug mo = ioeIO $ putStrLn $ prGrammar $ MGrammar [mo] ---- debug
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prDebug mo = ioeIO $ print $ length $ lines $ prGrammar $ MGrammar [mo]
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generateModuleCode :: Options -> InitPath -> SourceModule -> IOE SourceModule
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generateModuleCode opts path minfo@(name,info) = do
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let pname = prefixPathName path (prt name)
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let minfo0 = minfo
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let minfo1 = subexpModule minfo0
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let minfo2 = minfo1
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let (file,out) = (gfoFile pname, prGrammar (MGrammar [minfo2]))
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putp (" wrote file" +++ file) $ ioeIO $ writeFile file $ compactPrint out
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return minfo2
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where
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putp = putPointE opts
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putpp = putPointEsil opts
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-}
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-- auxiliaries
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pathListOpts :: Options -> FileName -> IO [InitPath]
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pathListOpts opts file = return $ maybe [file] pFilePaths $ getOptVal opts pathList
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----reverseModules (MGrammar ms) = MGrammar $ reverse ms
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emptyCompileEnv :: CompileEnv
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emptyCompileEnv = (0,emptyGF)
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extendCompileEnvInt (_,gf) (k,(s,m)) = return (k, addModule s m gf)
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extendCompileEnv e@(k,_) sm = extendCompileEnvInt e (k,sm)
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