X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=Mate%2FMethodPool.hs;h=d1df9cf1bb27fe95354b4a2a2daa72c7eab8081c;hb=HEAD;hp=785d8218f6919fa606d9e45cbc0c1503240622ec;hpb=733a46559319e7ca67b104bfe0b1e737c4ab784c;p=mate.git diff --git a/Mate/MethodPool.hs b/Mate/MethodPool.hs index 785d821..d1df9cf 100644 --- a/Mate/MethodPool.hs +++ b/Mate/MethodPool.hs @@ -5,11 +5,11 @@ module Mate.MethodPool where import Data.Binary import Data.String.Utils import qualified Data.Map as M +import qualified Data.Bimap as BI import qualified Data.Set as S import qualified Data.ByteString.Lazy as B import System.Plugins - -import Text.Printf +import Control.Monad import Foreign.Ptr import Foreign.C.Types @@ -22,137 +22,147 @@ import Harpy.X86Disassembler import Mate.BasicBlocks import Mate.Types -import Mate.X86CodeGen -import Mate.Utilities +import Mate.NativeMachine import Mate.ClassPool - +import Mate.Debug +import Mate.Utilities +import Mate.Rts() foreign import ccall "dynamic" - code_void :: FunPtr (IO ()) -> (IO ()) - - -foreign export ccall getMethodEntry :: CUInt -> CUInt -> IO CUInt -getMethodEntry :: CUInt -> CUInt -> IO CUInt -getMethodEntry signal_from methodtable = do - mmap <- get_methodmap >>= ptr2methodmap - tmap <- get_trapmap >>= ptr2trapmap - vmap <- get_virtualmap >>= ptr2virtualmap - - let w32_from = fromIntegral signal_from - let mi = tmap M.! w32_from - let mi'@(MethodInfo method cm sig) = - case mi of - (MI x) -> x - (VI (MethodInfo methname _ msig)) -> - (MethodInfo methname (vmap M.! (fromIntegral methodtable)) msig) - _ -> error $ "getMethodEntry: no trapInfo. abort." - case M.lookup mi' mmap of + code_void :: FunPtr (IO ()) -> IO () + +foreign import ccall "&printMemoryUsage" + printMemoryUsageAddr :: FunPtr (IO ()) + +foreign import ccall "&loadLibrary" + loadLibraryAddr :: FunPtr (IO ()) + +foreign import ccall "&printGCStats" + printGCStatsAddr :: FunPtr (IO ()) + +getMethodEntry :: MethodInfo -> IO (CPtrdiff, JpcNpcMap) +getMethodEntry mi@(MethodInfo method cm sig) = do + mmap <- getMethodMap + + (entryaddr, jnmap) <- case M.lookup mi mmap of Nothing -> do cls <- getClassFile cm - printf "getMethodEntry(from 0x%08x): no method \"%s\" found. compile it\n" w32_from (show mi') - mm <- lookupMethodRecursive method [] cls + printfMp $ printf "getMethodEntry: no method \"%s\" found. compile it\n" (show mi) + mm <- lookupMethodRecursive method sig [] cls case mm of Just (mm', clsnames, cls') -> do let flags = methodAccessFlags mm' - case S.member ACC_NATIVE flags of - False -> do - hmap <- parseMethod cls' method - printMapBB hmap - case hmap of - Just hmap' -> do - entry <- compileBB hmap' (MethodInfo method (thisClass cls') sig) - addMethodRef entry mi' clsnames - return $ fromIntegral entry - Nothing -> error $ (show method) ++ " not found. abort" - True -> do - -- TODO(bernhard): cleaner please... *do'h* - let symbol = (replace "/" "_" $ toString cm) ++ "__" ++ (toString method) ++ "__" ++ (replace ";" "_" $ replace "/" "_" $ replace "(" "_" (replace ")" "_" $ toString $ encode sig)) - printf "native-call: symbol: %s\n" symbol - nf <- loadNativeFunction symbol - let w32_nf = fromIntegral nf - let mmap' = M.insert mi' w32_nf mmap - methodmap2ptr mmap' >>= set_methodmap - return nf - Nothing -> error $ (show method) ++ " not found. abort" - Just w32 -> return (fromIntegral w32) - -lookupMethodRecursive :: B.ByteString -> [B.ByteString] -> Class Resolved - -> IO (Maybe ((Method Resolved, [B.ByteString], Class Resolved))) -lookupMethodRecursive name clsnames cls = do + if S.member ACC_NATIVE flags + then do + let scm = toString cm; smethod = toString method + if scm == "jmate/lang/MateRuntime" then + case smethod of + "loadLibrary" -> + return (funPtrToAddr loadLibraryAddr, BI.empty) + "printGCStats" -> + return (funPtrToAddr printGCStatsAddr, BI.empty) + "printMemoryUsage" -> + return (funPtrToAddr printMemoryUsageAddr, BI.empty) + _ -> + error $ "native-call: " ++ smethod ++ " not found." + else do + -- TODO(bernhard): cleaner please... *do'h* + let sym1 = replace "/" "_" scm + parenth = replace "(" "_" $ replace ")" "_" $ toString $ encode sig + sym2 = replace ";" "_" $ replace "/" "_" parenth + symbol = sym1 ++ "__" ++ smethod ++ "__" ++ sym2 + printfMp $ printf "native-call: symbol: %s\n" symbol + nf <- loadNativeFunction symbol + let nf' = (nf, BI.empty) + setMethodMap $ M.insert mi nf' mmap + return nf' + else do + rawmethod <- parseMethod cls' method sig + entry <- compileBB mi rawmethod (MethodInfo method (thisClass cls') sig) + addMethodRef entry mi clsnames + return entry + Nothing -> error $ show method ++ " not found. abort" + Just w32 -> return w32 + return (fromIntegral entryaddr, jnmap) + +funPtrToAddr :: Num b => FunPtr a -> b +funPtrToAddr = fromIntegral . ptrToIntPtr . castFunPtrToPtr + +lookupMethodRecursive :: B.ByteString -> MethodSignature -> [B.ByteString] -> Class Direct + -> IO (Maybe (Method Direct, [B.ByteString], Class Direct)) +lookupMethodRecursive name sig clsnames cls = case res of Just x -> return $ Just (x, nextclsn, cls) Nothing -> if thisname == "java/lang/Object" - then return $ Nothing + then return Nothing else do supercl <- getClassFile (superClass cls) - lookupMethodRecursive name nextclsn supercl + lookupMethodRecursive name sig nextclsn supercl where - res = lookupMethod name cls - thisname = thisClass cls - nextclsn :: [B.ByteString] - nextclsn = thisname:clsnames + res = lookupMethodSig name sig cls + thisname = thisClass cls + nextclsn :: [B.ByteString] + nextclsn = thisname:clsnames -- TODO(bernhard): UBERHAX. ghc patch? foreign import ccall safe "lookupSymbol" c_lookupSymbol :: CString -> IO (Ptr a) -loadNativeFunction :: String -> IO (CUInt) +loadNativeFunction :: String -> IO NativeWord loadNativeFunction sym = do - _ <- loadRawObject "ffi/native.o" - -- TODO(bernhard): WTF - resolveObjs (return ()) - ptr <- withCString sym c_lookupSymbol - if (ptr == nullPtr) - then error $ "dyn. loading of \"" ++ sym ++ "\" failed." - else return $ fromIntegral $ ptrToIntPtr ptr + _ <- loadRawObject "ffi/native.o" + -- TODO(bernhard): WTF + resolveObjs (return ()) + ptr <- withCString sym c_lookupSymbol + if ptr == nullPtr + then error $ "dyn. loading of \"" ++ sym ++ "\" failed." + else return $ fromIntegral $ ptrToIntPtr ptr -- t_01 :: IO () -- t_01 = do -- (entry, _) <- testCase "./tests/Fib.class" "fib" --- let int_entry = ((fromIntegral $ ptrToIntPtr entry) :: Word32) +-- let int_entry = ((fromIntegral $ ptrToIntPtr entry) :: NativeWord) -- let mmap = M.insert ("fib" :: String) int_entry M.empty -- mapM_ (\(x,y) -> printf "%s at 0x%08x\n" x y) $ M.toList mmap -- mmap2ptr mmap >>= set_mmap -- demo_mmap -- access Data.Map from C -initMethodPool :: IO () -initMethodPool = do - methodmap2ptr M.empty >>= set_methodmap - trapmap2ptr M.empty >>= set_trapmap - classmap2ptr M.empty >>= set_classmap - virtualmap2ptr M.empty >>= set_virtualmap - stringsmap2ptr M.empty >>= set_stringsmap - - -addMethodRef :: Word32 -> MethodInfo -> [B.ByteString] -> IO () +addMethodRef :: (NativeWord, JpcNpcMap) -> MethodInfo -> [B.ByteString] -> IO () addMethodRef entry (MethodInfo mmname _ msig) clsnames = do - mmap <- get_methodmap >>= ptr2methodmap - let newmap = M.fromList $ map (\x -> ((MethodInfo mmname x msig), entry)) clsnames - methodmap2ptr (mmap `M.union` newmap) >>= set_methodmap + mmap <- getMethodMap + let newmap = foldr (\i -> M.insert (MethodInfo mmname i msig) entry) M.empty clsnames + setMethodMap $ mmap `M.union` newmap -compileBB :: MapBB -> MethodInfo -> IO Word32 -compileBB hmap methodinfo = do - tmap <- get_trapmap >>= ptr2trapmap +compileBB :: MethodInfo -> RawMethod -> MethodInfo -> IO (NativeWord, JpcNpcMap) +compileBB mi rawmethod methodinfo = do + tmap <- getTrapMap cls <- getClassFile (methClassName methodinfo) - let ebb = emitFromBB (methName methodinfo) cls hmap - (_, Right ((entry, _, _, new_tmap), disasm)) <- runCodeGen ebb () () - - let tmap' = M.union tmap new_tmap -- prefers elements in cmap - trapmap2ptr tmap' >>= set_trapmap - - printf "disasm:\n" - mapM_ (putStrLn . showAtt) disasm - -- UNCOMMENT NEXT LINE FOR GDB FUN - -- _ <- getLine - -- (1) start it with `gdb ./mate' and then `run ' - -- (2) on getLine, press ctrl+c + printfJit $ printf "emit code of \"%s\" from \"%s\":\n" (toString $ methName methodinfo) (toString $ methClassName methodinfo) + let ebb = emitFromBB cls mi rawmethod + let cgconfig = defaultCodeGenConfig { codeBufferSize = fromIntegral $ rawCodeLength rawmethod * 32 } + (jnmap, Right right) <- runCodeGenWithConfig ebb () BI.empty cgconfig + + let ((entry, _, new_tmap), _) = right + setTrapMap $ tmap `M.union` new_tmap -- prefers elements in tmap + + printfJit $ printf "generated code of \"%s\" from \"%s\":\n" (toString $ methName methodinfo) (toString $ methClassName methodinfo) + printfJit $ printf "\tstacksize: 0x%04x, locals: 0x%04x\n" (rawStackSize rawmethod) (rawLocals rawmethod) + when mateDEBUG $ mapM_ (printfJit . printf "%s\n" . showIntel) (snd right) + printfJit $ printf "\n\n" + -- UNCOMMENT NEXT LINES FOR GDB FUN + -- if (toString $ methName methodinfo) == "thejavamethodIwant2debug" + -- then putStrLn "press CTRL+C now for setting a breakpoint. then `c' and ENTER for continue" >> getLine + -- else return "foo" + -- (1) build a debug build (see HACKING) and execute `make tests/Fib.gdb' + -- for example, where the suffix is important + -- (2) on getLine, press CTRL+C -- (3) `br *0x'; obtain the address from the disasm above -- (4) `cont' and press enter - return $ fromIntegral $ ptrToIntPtr entry + return (fromIntegral $ ptrToIntPtr entry, jnmap) -executeFuncPtr :: Word32 -> IO () +executeFuncPtr :: NativeWord -> IO () executeFuncPtr entry = - code_void $ ((castPtrToFunPtr $ intPtrToPtr $ fromIntegral entry) :: FunPtr (IO ())) + code_void ((castPtrToFunPtr $ intPtrToPtr $ fromIntegral entry) :: FunPtr (IO ()))