X-Git-Url: https://git.lukelau.me/?p=kaleidoscope-hs.git;a=blobdiff_plain;f=Main.hs;h=ee8ee608da79855741c0fab9cc68a63b9b5c88f6;hp=2a5a7e0fbc6c490b0d90af2da2e54a843138341f;hb=e23b23071fc89fc8b73eee61cc06728c93375161;hpb=795fc872e603cc359ec6e307969ac925c3b5dc4d

diff --git a/Main.hs b/Main.hs
index 2a5a7e0..ee8ee60 100644
--- a/Main.hs
+++ b/Main.hs
@@ -2,6 +2,7 @@
 
 import AST as K -- K for Kaleidoscope
 import Utils
+import Control.Monad.Trans.Class
 import Control.Monad.Trans.Reader
 import Control.Monad.IO.Class
 import Data.String
@@ -13,16 +14,23 @@ import LLVM.AST.Float
 import LLVM.AST.FloatingPointPredicate hiding (False, True)
 import LLVM.AST.Operand
 import LLVM.AST.Type as Type
+import LLVM.Context
 import LLVM.IRBuilder
+import LLVM.Module
+import LLVM.PassManager
 import LLVM.Pretty
+import LLVM.Target
 import System.IO
 import System.IO.Error
 import Text.Read (readMaybe)
 
 main :: IO ()
-main = buildModuleT "main" repl >>= Text.hPutStrLn stderr . ("\n" <>) . ppll
+main = do
+  withContext $ \ctx -> withHostTargetMachine $ \tm -> do
+    ast <- runReaderT (buildModuleT "main" repl) ctx
+    return ()
 
-repl :: ModuleBuilderT IO ()
+repl :: ModuleBuilderT (ReaderT Context IO) ()
 repl = do
   liftIO $ hPutStr stderr "ready> "
   mline <- liftIO $ catchIOError (Just <$> getLine) eofHandler
@@ -34,6 +42,14 @@ repl = do
         Just ast -> do
           hoist $ buildAST ast
           mostRecentDef >>= liftIO . Text.hPutStrLn stderr . ppll
+
+          ast <- moduleSoFar "main"
+          ctx <- lift ask
+          liftIO $ withModuleFromAST ctx ast $ \mdl -> do
+            let spec = defaultCuratedPassSetSpec { optLevel = Just 3 }
+            -- this returns true if the module was modified
+            withPassManager spec $ flip runPassManager mdl
+            Text.hPutStrLn stderr . ("\n" <>) . ppllvm =<< moduleAST mdl
       repl
   where
     eofHandler e