X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fmain%2FDynFlags.hs;h=d5f5edd070e13e621d9690b667b70f479e9448a9;hb=0560e796f1d813582e066a5f2bec2684c71df44d;hp=e4b82c890ed60f4f4a6f443e8b269be55b2a34cb;hpb=501281032723cfb1e6e324921c6c3e47b03730ab;p=ghc-hetmet.git diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs index e4b82c8..d5f5edd 100644 --- a/compiler/main/DynFlags.hs +++ b/compiler/main/DynFlags.hs @@ -1,3 +1,4 @@ + {-# OPTIONS -fno-warn-missing-fields #-} ----------------------------------------------------------------------------- -- @@ -16,7 +17,7 @@ module DynFlags ( -- Dynamic flags DynFlag(..), DynFlags(..), - HscTarget(..), + HscTarget(..), isObjectTarget, GhcMode(..), isOneShot, GhcLink(..), isNoLink, PackageFlag(..), @@ -39,13 +40,14 @@ module DynFlags ( getVerbFlag, updOptLevel, setTmpDir, + setPackageName, -- parsing DynFlags parseDynamicFlags, allFlags, -- misc stuff - machdepCCOpts, picCCOpts, + machdepCCOpts, picCCOpts ) where #include "HsVersions.h" @@ -68,20 +70,20 @@ import UniqFM ( UniqFM ) import Util ( notNull, splitLongestPrefix, normalisePath ) import Maybes ( fromJust, orElse ) import SrcLoc ( SrcSpan ) +import Outputable +import {-# SOURCE #-} ErrUtils ( Severity(..), Message, mkLocMessage ) -import DATA_IOREF ( readIORef ) -import EXCEPTION ( throwDyn ) -import Monad ( when ) +import Data.IORef ( readIORef ) +import Control.Exception ( throwDyn ) +import Control.Monad ( when ) #ifdef mingw32_TARGET_OS import Data.List ( isPrefixOf ) #else import Util ( split ) #endif -import Char ( isDigit, isUpper ) -import Outputable +import Data.Char ( isUpper ) import System.IO ( hPutStrLn, stderr ) -import {-# SOURCE #-} ErrUtils ( Severity(..), Message, mkLocMessage ) -- ----------------------------------------------------------------------------- -- DynFlags @@ -97,6 +99,7 @@ data DynFlag | Opt_D_dump_flatC | Opt_D_dump_foreign | Opt_D_dump_inlinings + | Opt_D_dump_rule_firings | Opt_D_dump_occur_anal | Opt_D_dump_parsed | Opt_D_dump_rn @@ -120,12 +123,14 @@ data DynFlag | Opt_D_dump_splices | Opt_D_dump_BCOs | Opt_D_dump_vect + | Opt_D_dump_hpc | Opt_D_source_stats | Opt_D_verbose_core2core | Opt_D_verbose_stg2stg | Opt_D_dump_hi | Opt_D_dump_hi_diffs | Opt_D_dump_minimal_imports + | Opt_D_dump_mod_cycles | Opt_D_faststring_stats | Opt_DoCoreLinting | Opt_DoStgLinting @@ -143,12 +148,14 @@ data DynFlag | Opt_WarnOverlappingPatterns | Opt_WarnSimplePatterns | Opt_WarnTypeDefaults + | Opt_WarnMonomorphism | Opt_WarnUnusedBinds | Opt_WarnUnusedImports | Opt_WarnUnusedMatches | Opt_WarnDeprecations | Opt_WarnDodgyImports | Opt_WarnOrphans + | Opt_WarnTabs -- language opts | Opt_AllowOverlappingInstances @@ -168,11 +175,14 @@ data DynFlag | Opt_ScopedTypeVariables | Opt_BangPatterns | Opt_IndexedTypes + | Opt_OverloadedStrings -- optimisation opts | Opt_Strictness | Opt_FullLaziness | Opt_CSE + | Opt_LiberateCase + | Opt_SpecConstr | Opt_IgnoreInterfacePragmas | Opt_OmitInterfacePragmas | Opt_DoLambdaEtaExpansion @@ -196,6 +206,8 @@ data DynFlag | Opt_StgStats | Opt_HideAllPackages | Opt_PrintBindResult + | Opt_Haddock + | Opt_Hpc_No_Auto -- keeping stuff | Opt_KeepHiDiffs @@ -218,6 +230,9 @@ data DynFlags = DynFlags { optLevel :: Int, -- optimisation level maxSimplIterations :: Int, -- max simplifier iterations ruleCheck :: Maybe String, + + specThreshold :: Int, -- Threshold for function specialisation + stolen_x86_regs :: Int, cmdlineHcIncludes :: [String], -- -#includes importPaths :: [FilePath], @@ -253,6 +268,8 @@ data DynFlags = DynFlags { ghcUsagePath :: FilePath, -- Filled in by SysTools ghciUsagePath :: FilePath, -- ditto + hpcDir :: String, -- ^ path to store the .mix files + -- options for particular phases opt_L :: [String], opt_P :: [String], @@ -304,29 +321,39 @@ data HscTarget = HscC | HscAsm | HscJava - | HscILX | HscInterpreted | HscNothing deriving (Eq, Show) +-- | will this target result in an object file on the disk? +isObjectTarget :: HscTarget -> Bool +isObjectTarget HscC = True +isObjectTarget HscAsm = True +isObjectTarget _ = False + +-- | The 'GhcMode' tells us whether we're doing multi-module +-- compilation (controlled via the "GHC" API) or one-shot +-- (single-module) compilation. This makes a difference primarily to +-- the "Finder": in one-shot mode we look for interface files for +-- imported modules, but in multi-module mode we look for source files +-- in order to check whether they need to be recompiled. data GhcMode - = BatchCompile -- | @ghc --make Main@ - | Interactive -- | @ghc --interactive@ - | OneShot -- | @ghc -c Foo.hs@ - | JustTypecheck -- | Development environemnts, refactorer, etc. - | MkDepend + = CompManager -- ^ --make, GHCi, etc. + | OneShot -- ^ ghc -c Foo.hs + | MkDepend -- ^ ghc -M, see Finder for why we need this deriving Eq isOneShot :: GhcMode -> Bool isOneShot OneShot = True isOneShot _other = False +-- | What kind of linking to do. data GhcLink -- What to do in the link step, if there is one - = -- Only relevant for modes - -- DoMake and StopBefore StopLn - NoLink -- Don't link at all - | StaticLink -- Ordinary linker [the default] + = NoLink -- Don't link at all + | LinkBinary -- Link object code into a binary + | LinkInMemory -- Use the in-memory dynamic linker | MkDLL -- Make a DLL + deriving Eq isNoLink :: GhcLink -> Bool isNoLink NoLink = True @@ -355,8 +382,8 @@ initDynFlags dflags = do defaultDynFlags = DynFlags { - ghcMode = OneShot, - ghcLink = StaticLink, + ghcMode = CompManager, + ghcLink = LinkBinary, coreToDo = Nothing, stgToDo = Nothing, hscTarget = defaultHscTarget, @@ -366,6 +393,7 @@ defaultDynFlags = optLevel = 0, maxSimplIterations = 4, ruleCheck = Nothing, + specThreshold = 200, stolen_x86_regs = 4, cmdlineHcIncludes = [], importPaths = ["."], @@ -391,6 +419,8 @@ defaultDynFlags = cmdlineFrameworks = [], tmpDir = cDEFAULT_TMPDIR, + hpcDir = ".hpc", + opt_L = [], opt_P = [], opt_F = [], @@ -405,7 +435,6 @@ defaultDynFlags = packageFlags = [], pkgDatabase = Nothing, pkgState = panic "no package state yet: call GHC.setSessionDynFlags", - flags = [ Opt_ReadUserPackageConf, @@ -415,27 +444,14 @@ defaultDynFlags = Opt_ImplicitPrelude, Opt_MonomorphismRestriction, - Opt_Strictness, - -- strictness is on by default, but this only - -- applies to -O. - Opt_CSE, -- similarly for CSE. - Opt_FullLaziness, -- ...and for full laziness - - Opt_DoLambdaEtaExpansion, - -- This one is important for a tiresome reason: - -- we want to make sure that the bindings for data - -- constructors are eta-expanded. This is probably - -- a good thing anyway, but it seems fragile. - + Opt_DoAsmMangling, - -- and the default no-optimisation options: - Opt_IgnoreInterfacePragmas, - Opt_OmitInterfacePragmas, - -- on by default: - Opt_PrintBindResult - ] ++ standardWarnings, + Opt_PrintBindResult ] + ++ [f | (ns,f) <- optLevelFlags, 0 `elem` ns] + -- The default -O0 options + ++ standardWarnings, log_action = \severity srcSpan style msg -> case severity of @@ -532,32 +548,34 @@ data Option updOptLevel :: Int -> DynFlags -> DynFlags -- Set dynflags appropriate to the optimisation level updOptLevel n dfs - = if (n >= 1) - then dfs2{ hscTarget = HscC, optLevel = n } -- turn on -fvia-C with -O - else dfs2{ optLevel = n } + = dfs2{ optLevel = n } where dfs1 = foldr (flip dopt_unset) dfs remove_dopts dfs2 = foldr (flip dopt_set) dfs1 extra_dopts - extra_dopts - | n == 0 = opt_0_dopts - | otherwise = opt_1_dopts - - remove_dopts - | n == 0 = opt_1_dopts - | otherwise = opt_0_dopts + extra_dopts = [ f | (ns,f) <- optLevelFlags, n `elem` ns ] + remove_dopts = [ f | (ns,f) <- optLevelFlags, n `notElem` ns ] -opt_0_dopts = [ - Opt_IgnoreInterfacePragmas, - Opt_OmitInterfacePragmas +optLevelFlags :: [([Int], DynFlag)] +optLevelFlags + = [ ([0], Opt_IgnoreInterfacePragmas) + , ([0], Opt_OmitInterfacePragmas) + , ([1,2], Opt_IgnoreAsserts) + , ([1,2], Opt_DoEtaReduction) + , ([1,2], Opt_CaseMerge) + , ([1,2], Opt_Strictness) + , ([1,2], Opt_CSE) + , ([1,2], Opt_FullLaziness) + , ([2], Opt_LiberateCase) + , ([2], Opt_SpecConstr) + + , ([0,1,2], Opt_DoLambdaEtaExpansion) + -- This one is important for a tiresome reason: + -- we want to make sure that the bindings for data + -- constructors are eta-expanded. This is probably + -- a good thing anyway, but it seems fragile. ] -opt_1_dopts = [ - Opt_IgnoreAsserts, - Opt_DoEtaReduction, - Opt_CaseMerge - ] - -- ----------------------------------------------------------------------------- -- Standard sets of warning options @@ -566,6 +584,7 @@ standardWarnings Opt_WarnOverlappingPatterns, Opt_WarnMissingFields, Opt_WarnMissingMethods, + Opt_WarnMonomorphism, Opt_WarnDuplicateExports ] @@ -613,8 +632,8 @@ data CoreToDo -- These are diff core-to-core passes, | CoreCSE | CoreDoRuleCheck Int{-CompilerPhase-} String -- Check for non-application of rules -- matching this string - - | CoreDoNothing -- useful when building up lists of these things + | CoreDoNothing -- Useful when building up + | CoreDoPasses [CoreToDo] -- lists of these things data SimplifierMode -- See comments in SimplMonad = SimplGently @@ -631,6 +650,9 @@ data FloatOutSwitches -- The core-to-core pass ordering is derived from the DynFlags: +runWhen :: Bool -> CoreToDo -> CoreToDo +runWhen True do_this = do_this +runWhen False do_this = CoreDoNothing getCoreToDo :: DynFlags -> [CoreToDo] getCoreToDo dflags @@ -642,6 +664,8 @@ getCoreToDo dflags strictness = dopt Opt_Strictness dflags full_laziness = dopt Opt_FullLaziness dflags cse = dopt Opt_CSE dflags + spec_constr = dopt Opt_SpecConstr dflags + liberate_case = dopt Opt_LiberateCase dflags rule_check = ruleCheck dflags core_todo = @@ -674,8 +698,7 @@ getCoreToDo dflags -- so that overloaded functions have all their dictionary lambdas manifest CoreDoSpecialising, - if full_laziness then CoreDoFloatOutwards (FloatOutSw False False) - else CoreDoNothing, + runWhen full_laziness (CoreDoFloatOutwards (FloatOutSw False False)), CoreDoFloatInwards, @@ -714,20 +737,19 @@ getCoreToDo dflags case rule_check of { Just pat -> CoreDoRuleCheck 0 pat; Nothing -> CoreDoNothing }, #ifdef OLD_STRICTNESS - CoreDoOldStrictness + CoreDoOldStrictness, #endif - if strictness then CoreDoStrictness else CoreDoNothing, - CoreDoWorkerWrapper, - CoreDoGlomBinds, - - CoreDoSimplify (SimplPhase 0) [ - MaxSimplifierIterations max_iter - ], - - if full_laziness then - CoreDoFloatOutwards (FloatOutSw False -- Not lambdas - True) -- Float constants - else CoreDoNothing, + runWhen strictness (CoreDoPasses [ + CoreDoStrictness, + CoreDoWorkerWrapper, + CoreDoGlomBinds, + CoreDoSimplify (SimplPhase 0) [ + MaxSimplifierIterations max_iter + ]]), + + runWhen full_laziness + (CoreDoFloatOutwards (FloatOutSw False -- Not lambdas + True)), -- Float constants -- nofib/spectral/hartel/wang doubles in speed if you -- do full laziness late in the day. It only happens -- after fusion and other stuff, so the early pass doesn't @@ -735,38 +757,29 @@ getCoreToDo dflags -- f_el22 (f_el21 r_midblock) - -- We want CSE to follow the final full-laziness pass, because it may - -- succeed in commoning up things floated out by full laziness. - -- CSE used to rely on the no-shadowing invariant, but it doesn't any more - - if cse then CoreCSE else CoreDoNothing, + runWhen cse CoreCSE, + -- We want CSE to follow the final full-laziness pass, because it may + -- succeed in commoning up things floated out by full laziness. + -- CSE used to rely on the no-shadowing invariant, but it doesn't any more CoreDoFloatInwards, --- Case-liberation for -O2. This should be after --- strictness analysis and the simplification which follows it. - - case rule_check of { Just pat -> CoreDoRuleCheck 0 pat; Nothing -> CoreDoNothing } - ] - - ++ + case rule_check of { Just pat -> CoreDoRuleCheck 0 pat; Nothing -> CoreDoNothing }, - (if opt_level >= 2 then - [ CoreLiberateCase, - CoreDoSimplify (SimplPhase 0) [ + -- Case-liberation for -O2. This should be after + -- strictness analysis and the simplification which follows it. + runWhen liberate_case (CoreDoPasses [ + CoreLiberateCase, + CoreDoSimplify (SimplPhase 0) [ MaxSimplifierIterations max_iter - ], -- Run the simplifier after LiberateCase to vastly + ] ]), -- Run the simplifier after LiberateCase to vastly -- reduce the possiblility of shadowing -- Reason: see Note [Shadowing] in SpecConstr.lhs - CoreDoSpecConstr - ] - else - []) - ++ + runWhen spec_constr CoreDoSpecConstr, -- Final clean-up simplification: - [ CoreDoSimplify (SimplPhase 0) [ + CoreDoSimplify (SimplPhase 0) [ MaxSimplifierIterations max_iter ] ] @@ -874,6 +887,8 @@ dynamic_flags = [ ------- Miscellaneous ---------------------------------------------- , ( "no-hs-main" , NoArg (setDynFlag Opt_NoHsMain)) , ( "main-is" , SepArg setMainIs ) + , ( "haddock" , NoArg (setDynFlag Opt_Haddock) ) + , ( "hpcdir" , SepArg setOptHpcDir ) ------- recompilation checker (DEPRECATED, use -fforce-recomp) ----- , ( "recomp" , NoArg (unSetDynFlag Opt_ForceRecomp) ) @@ -882,7 +897,7 @@ dynamic_flags = [ ------- Packages ---------------------------------------------------- , ( "package-conf" , HasArg extraPkgConf_ ) , ( "no-user-package-conf", NoArg (unSetDynFlag Opt_ReadUserPackageConf) ) - , ( "package-name" , HasArg setPackageName ) + , ( "package-name" , HasArg (upd . setPackageName) ) , ( "package" , HasArg exposePackage ) , ( "hide-package" , HasArg hidePackage ) , ( "hide-all-packages", NoArg (setDynFlag Opt_HideAllPackages) ) @@ -908,6 +923,7 @@ dynamic_flags = [ , ( "ddump-flatC", setDumpFlag Opt_D_dump_flatC) , ( "ddump-foreign", setDumpFlag Opt_D_dump_foreign) , ( "ddump-inlinings", setDumpFlag Opt_D_dump_inlinings) + , ( "ddump-rule-firings", setDumpFlag Opt_D_dump_rule_firings) , ( "ddump-occur-anal", setDumpFlag Opt_D_dump_occur_anal) , ( "ddump-parsed", setDumpFlag Opt_D_dump_parsed) , ( "ddump-rn", setDumpFlag Opt_D_dump_rn) @@ -922,21 +938,24 @@ dynamic_flags = [ , ( "ddump-rules", setDumpFlag Opt_D_dump_rules) , ( "ddump-cse", setDumpFlag Opt_D_dump_cse) , ( "ddump-worker-wrapper", setDumpFlag Opt_D_dump_worker_wrapper) - , ( "ddump-rn-trace", NoArg (setDynFlag Opt_D_dump_rn_trace)) - , ( "ddump-if-trace", NoArg (setDynFlag Opt_D_dump_if_trace)) + , ( "ddump-rn-trace", setDumpFlag Opt_D_dump_rn_trace) + , ( "ddump-if-trace", setDumpFlag Opt_D_dump_if_trace) , ( "ddump-tc-trace", setDumpFlag Opt_D_dump_tc_trace) , ( "ddump-splices", setDumpFlag Opt_D_dump_splices) - , ( "ddump-rn-stats", NoArg (setDynFlag Opt_D_dump_rn_stats)) + , ( "ddump-rn-stats", setDumpFlag Opt_D_dump_rn_stats) , ( "ddump-opt-cmm", setDumpFlag Opt_D_dump_opt_cmm) , ( "ddump-simpl-stats", setDumpFlag Opt_D_dump_simpl_stats) , ( "ddump-bcos", setDumpFlag Opt_D_dump_BCOs) , ( "dsource-stats", setDumpFlag Opt_D_source_stats) , ( "dverbose-core2core", setDumpFlag Opt_D_verbose_core2core) , ( "dverbose-stg2stg", setDumpFlag Opt_D_verbose_stg2stg) - , ( "ddump-hi-diffs", NoArg (setDynFlag Opt_D_dump_hi_diffs)) + , ( "ddump-hi-diffs", setDumpFlag Opt_D_dump_hi_diffs) , ( "ddump-hi", setDumpFlag Opt_D_dump_hi) - , ( "ddump-minimal-imports", NoArg (setDynFlag Opt_D_dump_minimal_imports)) + , ( "ddump-minimal-imports", setDumpFlag Opt_D_dump_minimal_imports) , ( "ddump-vect", setDumpFlag Opt_D_dump_vect) + , ( "ddump-hpc", setDumpFlag Opt_D_dump_hpc) + , ( "ddump-mod-cycles", setDumpFlag Opt_D_dump_mod_cycles) + , ( "dcore-lint", NoArg (setDynFlag Opt_DoCoreLinting)) , ( "dstg-lint", NoArg (setDynFlag Opt_DoStgLinting)) , ( "dcmm-lint", NoArg (setDynFlag Opt_DoCmmLinting)) @@ -958,32 +977,34 @@ dynamic_flags = [ , ( "w" , NoArg (mapM_ unSetDynFlag minusWallOpts) ) ------ Optimisation flags ------------------------------------------ - , ( "O" , NoArg (upd (setOptLevel 1))) - , ( "Onot" , NoArg (upd (setOptLevel 0))) - , ( "O" , PrefixPred (all isDigit) - (\f -> upd (setOptLevel (read f)))) + , ( "O" , NoArg (upd (setOptLevel 1))) + , ( "Onot" , NoArg (upd (setOptLevel 0))) + , ( "O" , OptIntSuffix (\mb_n -> upd (setOptLevel (mb_n `orElse` 1)))) + -- If the number is missing, use 1 + + , ( "fmax-simplifier-iterations", IntSuffix (\n -> + upd (\dfs -> dfs{ maxSimplIterations = n })) ) - , ( "fmax-simplifier-iterations", - PrefixPred (all isDigit) - (\n -> upd (\dfs -> - dfs{ maxSimplIterations = read n })) ) + -- liberate-case-threshold is an old flag for '-fspec-threshold' + , ( "fspec-threshold", IntSuffix (\n -> upd (\dfs -> dfs{ specThreshold = n }))) + , ( "fliberate-case-threshold", IntSuffix (\n -> upd (\dfs -> dfs{ specThreshold = n }))) - , ( "frule-check", - SepArg (\s -> upd (\dfs -> dfs{ ruleCheck = Just s }))) + , ( "frule-check", SepArg (\s -> upd (\dfs -> dfs{ ruleCheck = Just s }))) + , ( "fcontext-stack" , IntSuffix $ \n -> upd $ \dfs -> dfs{ ctxtStkDepth = n }) ------ Compiler flags ----------------------------------------------- + , ( "fasm", AnySuffix (\_ -> setObjTarget HscAsm) ) + , ( "fvia-c", NoArg (setObjTarget HscC) ) + , ( "fvia-C", NoArg (setObjTarget HscC) ) + , ( "fno-code", NoArg (setTarget HscNothing)) - , ( "fasm", AnySuffix (\_ -> setTarget HscAsm) ) - , ( "fvia-c", NoArg (setTarget HscC) ) - , ( "fvia-C", NoArg (setTarget HscC) ) - , ( "filx", NoArg (setTarget HscILX) ) + , ( "fbyte-code", NoArg (setTarget HscInterpreted) ) + , ( "fobject-code", NoArg (setTarget defaultHscTarget) ) , ( "fglasgow-exts", NoArg (mapM_ setDynFlag glasgowExtsFlags) ) , ( "fno-glasgow-exts", NoArg (mapM_ unSetDynFlag glasgowExtsFlags) ) - , ( "fcontext-stack" , OptIntSuffix $ \mb_n -> upd $ \dfs -> - dfs{ ctxtStkDepth = mb_n `orElse` 3 }) -- the rest of the -f* and -fno-* flags , ( "fno-", PrefixPred (\f -> isFFlag f) (\f -> unSetDynFlag (getFFlag f)) ) @@ -1004,11 +1025,13 @@ fFlags = [ ( "warn-overlapping-patterns", Opt_WarnOverlappingPatterns ), ( "warn-simple-patterns", Opt_WarnSimplePatterns ), ( "warn-type-defaults", Opt_WarnTypeDefaults ), + ( "warn-monomorphism-restriction", Opt_WarnMonomorphism ), ( "warn-unused-binds", Opt_WarnUnusedBinds ), ( "warn-unused-imports", Opt_WarnUnusedImports ), ( "warn-unused-matches", Opt_WarnUnusedMatches ), ( "warn-deprecations", Opt_WarnDeprecations ), ( "warn-orphans", Opt_WarnOrphans ), + ( "warn-tabs", Opt_WarnTabs ), ( "fi", Opt_FFI ), -- support `-ffi'... ( "ffi", Opt_FFI ), -- ...and also `-fffi' ( "arrows", Opt_Arrows ), -- arrow syntax @@ -1017,6 +1040,7 @@ fFlags = [ ( "implicit-prelude", Opt_ImplicitPrelude ), ( "scoped-type-variables", Opt_ScopedTypeVariables ), ( "bang-patterns", Opt_BangPatterns ), + ( "overloaded-strings", Opt_OverloadedStrings ), ( "indexed-types", Opt_IndexedTypes ), ( "monomorphism-restriction", Opt_MonomorphismRestriction ), ( "mono-pat-binds", Opt_MonoPatBinds ), @@ -1028,6 +1052,8 @@ fFlags = [ ( "generics", Opt_Generics ), ( "strictness", Opt_Strictness ), ( "full-laziness", Opt_FullLaziness ), + ( "liberate-case", Opt_LiberateCase ), + ( "spec-constr", Opt_SpecConstr ), ( "cse", Opt_CSE ), ( "ignore-interface-pragmas", Opt_IgnoreInterfacePragmas ), ( "omit-interface-pragmas", Opt_OmitInterfacePragmas ), @@ -1041,7 +1067,8 @@ fFlags = [ ( "excess-precision", Opt_ExcessPrecision ), ( "asm-mangling", Opt_DoAsmMangling ), ( "print-bind-result", Opt_PrintBindResult ), - ( "force-recomp", Opt_ForceRecomp ) + ( "force-recomp", Opt_ForceRecomp ), + ( "hpc-no-auto", Opt_Hpc_No_Auto ) ] @@ -1097,21 +1124,32 @@ hidePackage p = upd (\s -> s{ packageFlags = HidePackage p : packageFlags s }) ignorePackage p = upd (\s -> s{ packageFlags = IgnorePackage p : packageFlags s }) + setPackageName p | Nothing <- unpackPackageId pid = throwDyn (CmdLineError ("cannot parse \'" ++ p ++ "\' as a package identifier")) | otherwise - = upd (\s -> s{ thisPackage = pid }) + = \s -> s{ thisPackage = pid } where pid = stringToPackageId p --- we can only switch between HscC, HscAsmm, and HscILX with dynamic flags --- (-fvia-C, -fasm, -filx respectively). -setTarget l = upd (\dfs -> case hscTarget dfs of - HscC -> dfs{ hscTarget = l } - HscAsm -> dfs{ hscTarget = l } - HscILX -> dfs{ hscTarget = l } - _ -> dfs) +-- If we're linking a binary, then only targets that produce object +-- code are allowed (requests for other target types are ignored). +setTarget l = upd set + where + set dfs + | ghcLink dfs /= LinkBinary || isObjectTarget l = dfs{ hscTarget = l } + | otherwise = dfs + +-- Changes the target only if we're compiling object code. This is +-- used by -fasm and -fvia-C, which switch from one to the other, but +-- not from bytecode to object-code. The idea is that -fasm/-fvia-C +-- can be safely used in an OPTIONS_GHC pragma. +setObjTarget l = upd set + where + set dfs + | isObjectTarget (hscTarget dfs) = dfs { hscTarget = l } + | otherwise = dfs setOptLevel :: Int -> DynFlags -> DynFlags setOptLevel n dflags @@ -1244,6 +1282,12 @@ setTmpDir dir dflags = dflags{ tmpDir = canonicalise dir } #endif ----------------------------------------------------------------------------- +-- Hpc stuff + +setOptHpcDir :: String -> DynP () +setOptHpcDir arg = upd $ \ d -> d{hpcDir = arg} + +----------------------------------------------------------------------------- -- Via-C compilation stuff machdepCCOpts :: DynFlags -> ([String], -- flags for all C compilations @@ -1333,9 +1377,6 @@ machdepCCOpts dflags -- version. ] ) -#elif mips_TARGET_ARCH - = ( ["-static"], [] ) - #elif sparc_TARGET_ARCH = ( [], ["-w"] ) -- For now, to suppress the gcc warning "call-clobbered