-- parsing DynFlags
parseDynamicFlags,
+ allFlags,
-- misc stuff
machdepCCOpts, picCCOpts,
#include "HsVersions.h"
+import Module ( Module, mkModule )
+import PrelNames ( mAIN )
import StaticFlags ( opt_Static, opt_PIC,
WayName(..), v_Ways, v_Build_tag, v_RTS_Build_tag )
import {-# SOURCE #-} Packages (PackageState)
import CmdLineParser
import Panic ( panic, GhcException(..) )
import Util ( notNull, splitLongestPrefix, split, normalisePath )
+import SrcLoc ( SrcSpan )
import DATA_IOREF ( readIORef )
import EXCEPTION ( throwDyn )
import Monad ( when )
+#ifdef mingw32_TARGET_OS
import Data.List ( isPrefixOf )
+#endif
import Maybe ( fromJust )
import Char ( isDigit, isUpper )
+import Outputable
+import System.IO ( hPutStrLn, stderr )
+import {-# SOURCE #-} ErrUtils ( Severity(..), Message, mkLocMessage )
-- -----------------------------------------------------------------------------
-- DynFlags
| Opt_D_dump_hi
| Opt_D_dump_hi_diffs
| Opt_D_dump_minimal_imports
+ | Opt_D_faststring_stats
| Opt_DoCoreLinting
| Opt_DoStgLinting
| Opt_DoCmmLinting
| Opt_Generics
| Opt_ImplicitPrelude
| Opt_ScopedTypeVariables
+ | Opt_BangPatterns
-- optimisation opts
| Opt_Strictness
| Opt_RecompChecking
| Opt_DryRun
| Opt_DoAsmMangling
+ | Opt_WriteIface
| Opt_ExcessPrecision
| Opt_ReadUserPackageConf
| Opt_NoHsMain
| Opt_SplitObjs
| Opt_StgStats
+ | Opt_HideAllPackages
-- keeping stuff
| Opt_KeepHiDiffs
| Opt_KeepTmpFiles
deriving (Eq)
-
+
data DynFlags = DynFlags {
ghcMode :: GhcMode,
ghcLink :: GhcLink,
stgToDo :: Maybe [StgToDo], -- similarly
hscTarget :: HscTarget,
hscOutName :: String, -- name of the output file
- hscStubHOutName :: String, -- name of the .stub_h output file
- hscStubCOutName :: String, -- name of the .stub_c output file
extCoreName :: String, -- name of the .core output file
verbosity :: Int, -- verbosity level
optLevel :: Int, -- optimisation level
stolen_x86_regs :: Int,
cmdlineHcIncludes :: [String], -- -#includes
importPaths :: [FilePath],
- mainModIs :: Maybe String,
+ mainModIs :: Module,
mainFunIs :: Maybe String,
-- ways
rtsBuildTag :: String, -- the RTS "way"
-- paths etc.
- outputDir :: Maybe String,
- outputFile :: Maybe String,
- outputHi :: Maybe String,
+ objectDir :: Maybe String,
+ hiDir :: Maybe String,
+ stubDir :: Maybe String,
+
objectSuf :: String,
hcSuf :: String,
- hiDir :: Maybe String,
hiSuf :: String,
+
+ outputFile :: Maybe String,
+ outputHi :: Maybe String,
+
includePaths :: [String],
libraryPaths :: [String],
frameworkPaths :: [String], -- used on darwin only
pgm_l :: (String,[Option]),
pgm_dll :: (String,[Option]),
- -- ** Package flags
+ -- ** Package flags
extraPkgConfs :: [FilePath],
-- The -package-conf flags given on the command line, in the order
-- they appeared.
packageFlags :: [PackageFlag],
-- The -package and -hide-package flags from the command-line
- -- ** Package state
+ -- ** Package state
pkgState :: PackageState,
-- hsc dynamic flags
- flags :: [DynFlag]
+ flags :: [DynFlag],
+
+ -- message output
+ log_action :: Severity -> SrcSpan -> PprStyle -> Message -> IO ()
}
data HscTarget
| IgnorePackage String
defaultHscTarget
-#if defined(i386_TARGET_ARCH) || defined(sparc_TARGET_ARCH) || defined(powerpc_TARGET_ARCH)
| cGhcWithNativeCodeGen == "YES" = HscAsm
-#endif
| otherwise = HscC
initDynFlags dflags = do
stgToDo = Nothing,
hscTarget = defaultHscTarget,
hscOutName = "",
- hscStubHOutName = "",
- hscStubCOutName = "",
extCoreName = "",
verbosity = 0,
optLevel = 0,
stolen_x86_regs = 4,
cmdlineHcIncludes = [],
importPaths = ["."],
- mainModIs = Nothing,
+ mainModIs = mAIN,
mainFunIs = Nothing,
wayNames = panic "ways",
buildTag = panic "buildTag",
rtsBuildTag = panic "rtsBuildTag",
- outputDir = Nothing,
- outputFile = Nothing,
- outputHi = Nothing,
+ objectDir = Nothing,
+ hiDir = Nothing,
+ stubDir = Nothing,
+
objectSuf = phaseInputExt StopLn,
hcSuf = phaseInputExt HCc,
- hiDir = Nothing,
hiSuf = "hi",
+
+ outputFile = Nothing,
+ outputHi = Nothing,
includePaths = [],
libraryPaths = [],
frameworkPaths = [],
-- a good thing anyway, but it seems fragile.
Opt_DoAsmMangling,
+ Opt_WriteIface,
-- and the default no-optimisation options:
Opt_IgnoreInterfacePragmas,
Opt_OmitInterfacePragmas
- ] ++ standardWarnings
+ ] ++ standardWarnings,
+
+ log_action = \severity srcSpan style msg ->
+ case severity of
+ SevInfo -> hPutStrLn stderr (show (msg style))
+ SevFatal -> hPutStrLn stderr (show (msg style))
+ _ -> hPutStrLn stderr ('\n':show ((mkLocMessage srcSpan msg) style))
}
{-
| verbosity dflags >= 3 = "-v"
| otherwise = ""
-setOutputDir f d = d{ outputDir = f}
-setOutputFile f d = d{ outputFile = f}
-setOutputHi f d = d{ outputHi = f}
+setObjectDir f d = d{ objectDir = f}
+setHiDir f d = d{ hiDir = f}
+setStubDir f d = d{ stubDir = f}
+
setObjectSuf f d = d{ objectSuf = f}
-setHcSuf f d = d{ hcSuf = f}
setHiSuf f d = d{ hiSuf = f}
-setHiDir f d = d{ hiDir = f}
+setHcSuf f d = d{ hcSuf = f}
+
+setOutputFile f d = d{ outputFile = f}
+setOutputHi f d = d{ outputHi = f}
-- XXX HACK: Prelude> words "'does not' work" ===> ["'does","not'","work"]
-- Config.hs should really use Option.
MaxSimplifierIterations max_iter
]
]
-
else {- opt_level >= 1 -} [
-- initial simplify: mk specialiser happy: minimum effort please
-- -----------------------------------------------------------------------------
-- DynFlags parser
+allFlags :: [String]
+allFlags = map ('-':) $
+ [ name | (name, optkind) <- dynamic_flags, ok optkind ] ++
+ map ("fno-"++) flags ++
+ map ("f"++) flags
+ where ok (PrefixPred _ _) = False
+ ok _ = True
+ flags = map fst fFlags
+
dynamic_flags :: [(String, OptKind DynP)]
dynamic_flags = [
( "n" , NoArg (setDynFlag Opt_DryRun) )
, ( "framework" , HasArg (upd . addCmdlineFramework) )
------- Output Redirection ------------------------------------------
- , ( "odir" , HasArg (upd . setOutputDir . Just))
+ , ( "odir" , HasArg (upd . setObjectDir . Just))
, ( "o" , SepArg (upd . setOutputFile . Just))
, ( "ohi" , HasArg (upd . setOutputHi . Just ))
, ( "osuf" , HasArg (upd . setObjectSuf))
, ( "hisuf" , HasArg (upd . setHiSuf))
, ( "hidir" , HasArg (upd . setHiDir . Just))
, ( "tmpdir" , HasArg (upd . setTmpDir))
+ , ( "stubdir" , HasArg (upd . setStubDir . Just))
------- Keeping temporary files -------------------------------------
- , ( "keep-hc-file" , AnySuffix (\_ -> setDynFlag Opt_KeepHcFiles))
- , ( "keep-s-file" , AnySuffix (\_ -> setDynFlag Opt_KeepSFiles))
+ , ( "keep-hc-file" , AnySuffix (\_ -> do setDynFlag Opt_KeepHcFiles
+ setTarget HscC))
+ , ( "keep-s-file" , AnySuffix (\_ -> do setDynFlag Opt_KeepSFiles
+ setTarget HscAsm))
, ( "keep-raw-s-file", AnySuffix (\_ -> setDynFlag Opt_KeepRawSFiles))
, ( "keep-tmp-files" , AnySuffix (\_ -> setDynFlag Opt_KeepTmpFiles))
, ( "package-name" , HasArg ignorePackage ) -- for compatibility
, ( "package" , HasArg exposePackage )
, ( "hide-package" , HasArg hidePackage )
+ , ( "hide-all-packages", NoArg (setDynFlag Opt_HideAllPackages) )
, ( "ignore-package" , HasArg ignorePackage )
, ( "syslib" , HasArg exposePackage ) -- for compatibility
, ( "dsource-stats", setDumpFlag Opt_D_source_stats)
, ( "dverbose-core2core", setDumpFlag Opt_D_verbose_core2core)
, ( "dverbose-stg2stg", setDumpFlag Opt_D_verbose_stg2stg)
- , ( "ddump-hi-diffs", setDumpFlag Opt_D_dump_hi_diffs)
+ , ( "ddump-hi-diffs", NoArg (setDynFlag Opt_D_dump_hi_diffs))
, ( "ddump-hi", setDumpFlag Opt_D_dump_hi)
- , ( "ddump-minimal-imports", setDumpFlag Opt_D_dump_minimal_imports)
+ , ( "ddump-minimal-imports", NoArg (setDynFlag Opt_D_dump_minimal_imports))
, ( "ddump-vect", setDumpFlag Opt_D_dump_vect)
, ( "dcore-lint", NoArg (setDynFlag Opt_DoCoreLinting))
, ( "dstg-lint", NoArg (setDynFlag Opt_DoStgLinting))
, ( "dcmm-lint", NoArg (setDynFlag Opt_DoCmmLinting))
, ( "dshow-passes", NoArg (do unSetDynFlag Opt_RecompChecking
setVerbosity "2") )
+ , ( "dfaststring-stats", NoArg (setDynFlag Opt_D_faststring_stats))
------ Machine dependant (-m<blah>) stuff ---------------------------
------ Compiler flags -----------------------------------------------
+ , ( "fno-code", NoArg (do setTarget HscNothing
+ unSetDynFlag Opt_WriteIface))
, ( "fasm", AnySuffix (\_ -> setTarget HscAsm) )
, ( "fvia-c", NoArg (setTarget HscC) )
, ( "fvia-C", NoArg (setTarget HscC) )
( "th", Opt_TH ),
( "implicit-prelude", Opt_ImplicitPrelude ),
( "scoped-type-variables", Opt_ScopedTypeVariables ),
+ ( "bang-patterns", Opt_BangPatterns ),
( "monomorphism-restriction", Opt_MonomorphismRestriction ),
( "implicit-params", Opt_ImplicitParams ),
( "allow-overlapping-instances", Opt_AllowOverlappingInstances ),
( "case-merge", Opt_CaseMerge ),
( "unbox-strict-fields", Opt_UnboxStrictFields ),
( "excess-precision", Opt_ExcessPrecision ),
- ( "asm-mangling", Opt_DoAsmMangling )
+ ( "asm-mangling", Opt_DoAsmMangling ),
+ ( "write-iface", Opt_WriteIface )
]
glasgowExtsFlags = [
Opt_FFI,
Opt_TH,
Opt_ImplicitParams,
- Opt_ScopedTypeVariables ]
+ Opt_ScopedTypeVariables,
+ Opt_BangPatterns ]
isFFlag f = f `elem` (map fst fFlags)
getFFlag f = fromJust (lookup f fFlags)
setMainIs :: String -> DynP ()
setMainIs arg
- | not (null main_mod) -- The arg looked like "Foo.baz"
+ | not (null main_fn) -- The arg looked like "Foo.baz"
= upd $ \d -> d{ mainFunIs = Just main_fn,
- mainModIs = Just main_mod }
+ mainModIs = mkModule main_mod }
- | isUpper (head main_fn) -- The arg looked like "Foo"
- = upd $ \d -> d{ mainModIs = Just main_fn }
+ | isUpper (head main_mod) -- The arg looked like "Foo"
+ = upd $ \d -> d{ mainModIs = mkModule main_mod }
| otherwise -- The arg looked like "baz"
- = upd $ \d -> d{ mainFunIs = Just main_fn }
+ = upd $ \d -> d{ mainFunIs = Just main_mod }
where
(main_mod, main_fn) = splitLongestPrefix arg (== '.')
-
-----------------------------------------------------------------------------
-- Paths & Libraries
= ( [], ["-fomit-frame-pointer", "-G0"] )
#elif x86_64_TARGET_ARCH
- = ( [], ["-fomit-frame-pointer"] )
+ = ( [], ["-fomit-frame-pointer",
+ "-fno-asynchronous-unwind-tables",
+ -- the unwind tables are unnecessary for HC code,
+ -- and get in the way of -split-objs. Another option
+ -- would be to throw them away in the mangler, but this
+ -- is easier.
+ "-fno-unit-at-a-time",
+ -- unit-at-a-time doesn't do us any good, and screws
+ -- up -split-objs by moving the split markers around.
+ -- It's only turned on with -O2, but put it here just
+ -- in case someone uses -optc-O2.
+ "-fno-builtin"
+ -- calling builtins like strlen() using the FFI can
+ -- cause gcc to run out of regs, so use the external
+ -- version.
+ ] )
#elif mips_TARGET_ARCH
= ( ["-static"], [] )
can_split :: Bool
can_split =
#if defined(i386_TARGET_ARCH) \
+ || defined(x86_64_TARGET_ARCH) \
|| defined(alpha_TARGET_ARCH) \
|| defined(hppa_TARGET_ARCH) \
|| defined(m68k_TARGET_ARCH) \
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