X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fmain%2FDynFlags.hs;h=522daa400215053d735b2ae36c280e4190195110;hb=41f563b64122add41e2fcb539fed8865fafa0e8e;hp=5bcddca023c7683debced2d487adac85feb77789;hpb=bfa0c2ed1e4cd07c7934901520cb04db6b79cd9d;p=ghc-hetmet.git diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs index 5bcddca..522daa4 100644 --- a/compiler/main/DynFlags.hs +++ b/compiler/main/DynFlags.hs @@ -1,6 +1,3 @@ -{-# OPTIONS_GHC -w #-} --- Temporary, until rtsIsProfiled is fixed - -- | -- Dynamic flags -- @@ -40,6 +37,8 @@ module DynFlags ( extraGccViaCFlags, systemPackageConfig, pgm_L, pgm_P, pgm_F, pgm_c, pgm_s, pgm_a, pgm_l, pgm_dll, pgm_T, pgm_sysman, pgm_windres, pgm_lo, pgm_lc, + opt_L, opt_P, opt_F, opt_c, opt_m, opt_a, opt_l, + opt_windres, opt_lo, opt_lc, -- ** Manipulating DynFlags @@ -61,7 +60,7 @@ module DynFlags ( supportedLanguagesAndExtensions, -- ** DynFlag C compiler options - machdepCCOpts, picCCOpts, + picCCOpts, -- * Configuration of the stg-to-stg passes StgToDo(..), @@ -96,10 +95,14 @@ import Maybes ( orElse ) import SrcLoc import FastString import Outputable +#ifdef GHCI import Foreign.C ( CInt ) +#endif import {-# SOURCE #-} ErrUtils ( Severity(..), Message, mkLocMessage ) +#ifdef GHCI import System.IO.Unsafe ( unsafePerformIO ) +#endif import Data.IORef import Control.Monad ( when ) @@ -107,7 +110,8 @@ import Data.Char import Data.List import Data.Map (Map) import qualified Data.Map as Map -import Data.Maybe +-- import Data.Maybe +import Distribution.System import System.FilePath import System.IO ( stderr, hPutChar ) @@ -400,7 +404,7 @@ data DynFlags = DynFlags { -- See CoreMonad.FloatOutSwitches #ifndef OMIT_NATIVE_CODEGEN - targetPlatform :: Platform, -- ^ The platform we're compiling for. Used by the NCG. + targetPlatform :: Platform.Platform, -- ^ The platform we're compiling for. Used by the NCG. #endif cmdlineHcIncludes :: [String], -- ^ @\-\#includes@ importPaths :: [FilePath], @@ -452,18 +456,6 @@ data DynFlags = DynFlags { hpcDir :: String, -- ^ Path to store the .mix files - -- options for particular phases - opt_L :: [String], - opt_P :: [String], - opt_F :: [String], - opt_c :: [String], - opt_m :: [String], - opt_a :: [String], - opt_l :: [String], - opt_windres :: [String], - opt_lo :: [String], -- LLVM: llvm optimiser - opt_lc :: [String], -- LLVM: llc static compiler - settings :: Settings, -- For ghc -M @@ -531,7 +523,19 @@ data Settings = Settings { sPgm_sysman :: String, sPgm_windres :: String, sPgm_lo :: (String,[Option]), -- LLVM: opt llvm optimiser - sPgm_lc :: (String,[Option]) -- LLVM: llc static compiler + sPgm_lc :: (String,[Option]), -- LLVM: llc static compiler + -- options for particular phases + sOpt_L :: [String], + sOpt_P :: [String], + sOpt_F :: [String], + sOpt_c :: [String], + sOpt_m :: [String], + sOpt_a :: [String], + sOpt_l :: [String], + sOpt_windres :: [String], + sOpt_lo :: [String], -- LLVM: llvm optimiser + sOpt_lc :: [String] -- LLVM: llc static compiler + } ghcUsagePath :: DynFlags -> FilePath @@ -574,6 +578,26 @@ pgm_lo :: DynFlags -> (String,[Option]) pgm_lo dflags = sPgm_lo (settings dflags) pgm_lc :: DynFlags -> (String,[Option]) pgm_lc dflags = sPgm_lc (settings dflags) +opt_L :: DynFlags -> [String] +opt_L dflags = sOpt_L (settings dflags) +opt_P :: DynFlags -> [String] +opt_P dflags = sOpt_P (settings dflags) +opt_F :: DynFlags -> [String] +opt_F dflags = sOpt_F (settings dflags) +opt_c :: DynFlags -> [String] +opt_c dflags = sOpt_c (settings dflags) +opt_m :: DynFlags -> [String] +opt_m dflags = sOpt_m (settings dflags) +opt_a :: DynFlags -> [String] +opt_a dflags = sOpt_a (settings dflags) +opt_l :: DynFlags -> [String] +opt_l dflags = sOpt_l (settings dflags) +opt_windres :: DynFlags -> [String] +opt_windres dflags = sOpt_windres (settings dflags) +opt_lo :: DynFlags -> [String] +opt_lo dflags = sOpt_lo (settings dflags) +opt_lc :: DynFlags -> [String] +opt_lc dflags = sOpt_lc (settings dflags) wayNames :: DynFlags -> [WayName] wayNames = map wayName . ways @@ -607,6 +631,14 @@ data HscTarget | HscNothing -- ^ Don't generate any code. See notes above. deriving (Eq, Show) +showHscTargetFlag :: HscTarget -> String +showHscTargetFlag HscC = "-fvia-c" +showHscTargetFlag HscAsm = "-fasm" +showHscTargetFlag HscLlvm = "-fllvm" +showHscTargetFlag HscJava = panic "No flag for HscJava" +showHscTargetFlag HscInterpreted = "-fbyte-code" +showHscTargetFlag HscNothing = "-fno-code" + -- | Will this target result in an object file on the disk? isObjectTarget :: HscTarget -> Bool isObjectTarget HscC = True @@ -669,8 +701,9 @@ defaultHscTarget = defaultObjectTarget -- object files on the current platform. defaultObjectTarget :: HscTarget defaultObjectTarget + | cGhcUnregisterised == "YES" = HscC | cGhcWithNativeCodeGen == "YES" = HscAsm - | otherwise = HscC + | otherwise = HscLlvm data DynLibLoader = Deployable @@ -753,19 +786,6 @@ defaultDynFlags mySettings = hpcDir = ".hpc", - opt_L = [], - opt_P = (if opt_PIC - then ["-D__PIC__", "-U __PIC__"] -- this list is reversed - else []), - opt_F = [], - opt_c = [], - opt_a = [], - opt_m = [], - opt_l = [], - opt_windres = [], - opt_lo = [], - opt_lc = [], - extraPkgConfs = [], packageFlags = [], pkgDatabase = Nothing, @@ -949,8 +969,8 @@ setDumpPrefixForce f d = d { dumpPrefixForce = f} -- XXX HACK: Prelude> words "'does not' work" ===> ["'does","not'","work"] -- Config.hs should really use Option. setPgmP f = let (pgm:args) = words f in alterSettings (\s -> s { sPgm_P = (pgm, map Option args)}) -addOptl f d = d{ opt_l = f : opt_l d} -addOptP f d = d{ opt_P = f : opt_P d} +addOptl f = alterSettings (\s -> s { sOpt_l = f : sOpt_l s}) +addOptP f = alterSettings (\s -> s { sOpt_P = f : sOpt_P s}) setDepMakefile :: FilePath -> DynFlags -> DynFlags @@ -1089,12 +1109,13 @@ parseDynamicFlags_ dflags0 args pkg_flags = do when (not (null errs)) $ ghcError $ errorsToGhcException errs let (pic_warns, dflags2) -#if !(x86_64_TARGET_ARCH && linux_TARGET_OS) - | (not opt_Static || opt_PIC) && hscTarget dflags1 == HscLlvm + | not (cTargetArch == X86_64 && cTargetOS == Linux) && + (not opt_Static || opt_PIC) && + hscTarget dflags1 == HscLlvm = ([L noSrcSpan $ "Warning: -fllvm is incompatible with -fPIC and -" - ++ "dynamic on this platform;\n ignoring -fllvm"], - dflags1{ hscTarget = HscAsm }) -#endif + ++ "dynamic on this platform;\n" + ++ " using " ++ showHscTargetFlag defaultObjectTarget ++ " instead"], + dflags1{ hscTarget = defaultObjectTarget }) | otherwise = ([], dflags1) return (dflags2, leftover, pic_warns ++ warns) @@ -1145,16 +1166,16 @@ dynamic_flags = [ , Flag "pgmwindres" (hasArg (\f -> alterSettings (\s -> s { sPgm_windres = f}))) -- need to appear before -optl/-opta to be parsed as LLVM flags. - , Flag "optlo" (hasArg (\f d -> d{ opt_lo = f : opt_lo d})) - , Flag "optlc" (hasArg (\f d -> d{ opt_lc = f : opt_lc d})) - , Flag "optL" (hasArg (\f d -> d{ opt_L = f : opt_L d})) + , Flag "optlo" (hasArg (\f -> alterSettings (\s -> s { sOpt_lo = f : sOpt_lo s}))) + , Flag "optlc" (hasArg (\f -> alterSettings (\s -> s { sOpt_lc = f : sOpt_lc s}))) + , Flag "optL" (hasArg (\f -> alterSettings (\s -> s { sOpt_L = f : sOpt_L s}))) , Flag "optP" (hasArg addOptP) - , Flag "optF" (hasArg (\f d -> d{ opt_F = f : opt_F d})) - , Flag "optc" (hasArg (\f d -> d{ opt_c = f : opt_c d})) - , Flag "optm" (hasArg (\f d -> d{ opt_m = f : opt_m d})) - , Flag "opta" (hasArg (\f d -> d{ opt_a = f : opt_a d})) + , Flag "optF" (hasArg (\f -> alterSettings (\s -> s { sOpt_F = f : sOpt_F s}))) + , Flag "optc" (hasArg (\f -> alterSettings (\s -> s { sOpt_c = f : sOpt_c s}))) + , Flag "optm" (hasArg (\f -> alterSettings (\s -> s { sOpt_m = f : sOpt_m s}))) + , Flag "opta" (hasArg (\f -> alterSettings (\s -> s { sOpt_a = f : sOpt_a s}))) , Flag "optl" (hasArg addOptl) - , Flag "optwindres" (hasArg (\f d -> d{ opt_windres = f : opt_windres d})) + , Flag "optwindres" (hasArg (\f -> alterSettings (\s -> s { sOpt_windres = f : sOpt_windres s}))) , Flag "split-objs" (NoArg (if can_split @@ -1335,10 +1356,11 @@ dynamic_flags = [ , Flag "w" (NoArg (mapM_ unSetDynFlag minuswRemovesOpts)) ------ Optimisation flags ------------------------------------------ - , Flag "O" (noArg (setOptLevel 1)) - , Flag "Onot" (noArgDF (setOptLevel 0) "Use -O0 instead") - , Flag "Odph" (noArg setDPHOpt) - , Flag "O" (OptIntSuffix (\mb_n -> upd (setOptLevel (mb_n `orElse` 1)))) + , Flag "O" (noArgM (setOptLevel 1)) + , Flag "Onot" (noArgM (\dflags -> do deprecate "Use -O0 instead" + setOptLevel 0 dflags)) + , Flag "Odph" (noArgM setDPHOpt) + , Flag "O" (optIntSuffixM (\mb_n -> setOptLevel (mb_n `orElse` 1))) -- If the number is missing, use 1 , Flag "fsimplifier-phases" (intSuffix (\n d -> d{ simplPhases = n })) @@ -1353,7 +1375,7 @@ dynamic_flags = [ , Flag "fcontext-stack" (intSuffix (\n d -> d{ ctxtStkDepth = n })) , Flag "fstrictness-before" (intSuffix (\n d -> d{ strictnessBefore = n : strictnessBefore d })) , Flag "ffloat-lam-args" (intSuffix (\n d -> d{ floatLamArgs = Just n })) - , Flag "ffloat-all-lams" (intSuffix (\n d -> d{ floatLamArgs = Nothing })) + , Flag "ffloat-all-lams" (noArg (\d -> d{ floatLamArgs = Nothing })) ------ Profiling ---------------------------------------------------- @@ -1869,18 +1891,20 @@ foreign import ccall unsafe "rts_isProfiled" rtsIsProfiledIO :: IO CInt rtsIsProfiled :: Bool rtsIsProfiled = unsafePerformIO rtsIsProfiledIO /= 0 +#endif checkTemplateHaskellOk :: Bool -> DynP () -checkTemplateHaskellOk turn_on +#ifdef GHCI +checkTemplateHaskellOk turn_on | turn_on && rtsIsProfiled = addErr "You can't use Template Haskell with a profiled compiler" | otherwise = return () #else --- In stage 1 we don't know that the RTS has rts_isProfiled, +-- In stage 1 we don't know that the RTS has rts_isProfiled, -- so we simply say "ok". It doesn't matter because TH isn't -- available in stage 1 anyway. -checkTemplateHaskellOk turn_on = return () +checkTemplateHaskellOk _ = return () #endif {- ********************************************************************** @@ -1892,13 +1916,21 @@ checkTemplateHaskellOk turn_on = return () type DynP = EwM (CmdLineP DynFlags) upd :: (DynFlags -> DynFlags) -> DynP () -upd f = liftEwM (do { dfs <- getCmdLineState - ; putCmdLineState $! (f dfs) }) +upd f = liftEwM (do dflags <- getCmdLineState + putCmdLineState $! f dflags) + +updM :: (DynFlags -> DynP DynFlags) -> DynP () +updM f = do dflags <- liftEwM getCmdLineState + dflags' <- f dflags + liftEwM $ putCmdLineState $! dflags' --------------- Constructor functions for OptKind ----------------- noArg :: (DynFlags -> DynFlags) -> OptKind (CmdLineP DynFlags) noArg fn = NoArg (upd fn) +noArgM :: (DynFlags -> DynP DynFlags) -> OptKind (CmdLineP DynFlags) +noArgM fn = NoArg (updM fn) + noArgDF :: (DynFlags -> DynFlags) -> String -> OptKind (CmdLineP DynFlags) noArgDF fn deprec = NoArg (upd fn >> deprecate deprec) @@ -1912,6 +1944,10 @@ hasArgDF fn deprec = HasArg (\s -> do { upd (fn s) intSuffix :: (Int -> DynFlags -> DynFlags) -> OptKind (CmdLineP DynFlags) intSuffix fn = IntSuffix (\n -> upd (fn n)) +optIntSuffixM :: (Maybe Int -> DynFlags -> DynP DynFlags) + -> OptKind (CmdLineP DynFlags) +optIntSuffixM fn = OptIntSuffix (\mi -> updM (fn mi)) + setDumpFlag :: DynFlag -> OptKind (CmdLineP DynFlags) setDumpFlag dump_flag = NoArg (setDumpFlag' dump_flag) @@ -2016,14 +2052,13 @@ setObjTarget l = upd set | isObjectTarget (hscTarget dfs) = dfs { hscTarget = l } | otherwise = dfs -setOptLevel :: Int -> DynFlags -> DynFlags +setOptLevel :: Int -> DynFlags -> DynP DynFlags setOptLevel n dflags | hscTarget dflags == HscInterpreted && n > 0 - = dflags - -- not in IO any more, oh well: - -- putStr "warning: -O conflicts with --interactive; -O ignored.\n" + = do addWarn "-O conflicts with --interactive; -O ignored." + return dflags | otherwise - = updOptLevel n dflags + = return (updOptLevel n dflags) -- -Odph is equivalent to @@ -2032,7 +2067,7 @@ setOptLevel n dflags -- -fmax-simplifier-iterations20 this is necessary sometimes -- -fsimplifier-phases=3 we use an additional simplifier phase for fusion -- -setDPHOpt :: DynFlags -> DynFlags +setDPHOpt :: DynFlags -> DynP DynFlags setDPHOpt dflags = setOptLevel 2 (dflags { maxSimplIterations = 20 , simplPhases = 3 }) @@ -2188,37 +2223,6 @@ setOptHpcDir arg = upd $ \ d -> d{hpcDir = arg} -- The options below are not dependent on the version of gcc, only the -- platform. -machdepCCOpts :: DynFlags -> [String] -- flags for all C compilations -machdepCCOpts dflags = cCcOpts ++ machdepCCOpts' - -machdepCCOpts' :: [String] -- flags for all C compilations -machdepCCOpts' -#if alpha_TARGET_ARCH - = ["-w", "-mieee" -#ifdef HAVE_THREADED_RTS_SUPPORT - , "-D_REENTRANT" -#endif - ] - -- For now, to suppress the gcc warning "call-clobbered - -- register used for global register variable", we simply - -- disable all warnings altogether using the -w flag. Oh well. - -#elif hppa_TARGET_ARCH - -- ___HPUX_SOURCE, not _HPUX_SOURCE, is #defined if -ansi! - -- (very nice, but too bad the HP /usr/include files don't agree.) - = ["-D_HPUX_SOURCE"] - -#elif i386_TARGET_ARCH - -- -fno-defer-pop : basically the same game as for m68k - -- - -- -fomit-frame-pointer : *must* in .hc files; because we're stealing - -- the fp (%ebp) for our register maps. - = if opt_Static then ["-DDONT_WANT_WIN32_DLL_SUPPORT"] else [] - -#else - = [] -#endif - picCCOpts :: DynFlags -> [String] picCCOpts _dflags #if darwin_TARGET_OS @@ -2288,7 +2292,6 @@ compilerInfo dflags ("Debug on", show debugIsOn), ("LibDir", topDir dflags), ("Global Package DB", systemPackageConfig dflags), - ("C compiler flags", show cCcOpts), ("Gcc Linker flags", show cGccLinkerOpts), ("Ld Linker flags", show cLdLinkerOpts) ]