import Packages
import HeaderInfo
import DriverPhases
-import SysTools ( newTempName, addFilesToClean, getSysMan, copy )
+import SysTools
import qualified SysTools
import HscMain
import Finder
import HscTypes
import Outputable
import Module
+import UniqFM ( eltsUFM )
import ErrUtils
import DynFlags
import StaticFlags ( v_Ld_inputs, opt_Static, WayName(..) )
import SrcLoc ( unLoc )
import SrcLoc ( Located(..) )
-import EXCEPTION
-import DATA_IOREF ( readIORef, writeIORef, IORef )
-import GLAEXTS ( Int(..) )
-
-import Directory
-import System
-import IO
-import Monad
+import Control.Exception as Exception
+import Data.IORef ( readIORef, writeIORef, IORef )
+import GHC.Exts ( Int(..) )
+import System.Directory
+import System.IO
+import SYSTEM_IO_ERROR as IO
+import Control.Monad
import Data.List ( isSuffixOf )
-import Maybe
-
+import Data.Maybe
+import System.Exit
+import System.Cmd
+import System.Environment
-- ---------------------------------------------------------------------------
-- Pre-process
preprocess :: DynFlags -> (FilePath, Maybe Phase) -> IO (DynFlags, FilePath)
preprocess dflags (filename, mb_phase) =
ASSERT2(isJust mb_phase || isHaskellSrcFilename filename, text filename)
- runPipeline anyHsc dflags (filename, mb_phase) Temporary Nothing{-no ModLocation-}
+ runPipeline anyHsc dflags (filename, mb_phase)
+ Nothing Temporary Nothing{-no ModLocation-}
-- ---------------------------------------------------------------------------
-- Compile
-- ... and what the next phase should be
let next_phase = hscNextPhase dflags src_flavour hsc_lang
-- ... and what file to generate the output into
- output_fn <- getOutputFilename dflags next_phase
- Temporary basename next_phase (Just location)
+ output_fn <- getOutputFilename next_phase
+ Temporary basename dflags next_phase (Just location)
let dflags' = dflags { hscTarget = hsc_lang,
hscOutName = output_fn,
extCoreName = basename ++ ".hcr" }
-- -no-recomp should also work with --make
- let do_recomp = dopt Opt_RecompChecking dflags
- source_unchanged = isJust maybe_old_linkable && do_recomp
+ let force_recomp = dopt Opt_ForceRecomp dflags
+ source_unchanged = isJust maybe_old_linkable && not force_recomp
hsc_env' = hsc_env { hsc_dflags = dflags' }
object_filename = ml_obj_file location
-> return ([], ms_hs_date mod_summary)
-- We're in --make mode: finish the compilation pipeline.
_other
- -> do runPipeline StopLn dflags (output_fn,Nothing) Persistent
+ -> do runPipeline StopLn dflags (output_fn,Nothing)
+ (Just basename)
+ Persistent
(Just location)
-- The object filename comes from the ModLocation
o_time <- getModificationTime object_filename
stub_o = o_base ++ "_stub" `joinFileExt` o_ext
-- compile the _stub.c file w/ gcc
- let (stub_c,_) = mkStubPaths dflags mod location
- runPipeline StopLn dflags (stub_c,Nothing)
+ let (stub_c,_) = mkStubPaths dflags (moduleName mod) location
+ runPipeline StopLn dflags (stub_c,Nothing) Nothing
(SpecificFile stub_o) Nothing{-no ModLocation-}
return stub_o
-- ---------------------------------------------------------------------------
-- Link
-link :: GhcMode -- interactive or batch
+link :: GhcLink -- interactive or batch
-> DynFlags -- dynamic flags
-> Bool -- attempt linking in batch mode?
-> HomePackageTable -- what to link
-- will succeed.
#ifdef GHCI
-link Interactive dflags batch_attempt_linking hpt
+link LinkInMemory dflags batch_attempt_linking hpt
= do -- Not Linking...(demand linker will do the job)
return Succeeded
#endif
-link JustTypecheck dflags batch_attempt_linking hpt
+link NoLink dflags batch_attempt_linking hpt
= return Succeeded
-link BatchCompile dflags batch_attempt_linking hpt
+link LinkBinary dflags batch_attempt_linking hpt
| batch_attempt_linking
= do
let
- home_mod_infos = moduleEnvElts hpt
+ home_mod_infos = eltsUFM hpt
-- the packages we depend on
pkg_deps = concatMap (dep_pkgs . mi_deps . hm_iface) home_mod_infos
| Right t <- e_exe_time =
any (t <) (map linkableTime linkables)
- if dopt Opt_RecompChecking dflags && not linking_needed
+ if not (dopt Opt_ForceRecomp dflags) && not linking_needed
then do debugTraceMsg dflags 2 (text exe_file <+> ptext SLIT("is up to date, linking not required."))
return Succeeded
else do
-- Don't showPass in Batch mode; doLink will do that for us.
let link = case ghcLink dflags of
MkDLL -> doMkDLL
- StaticLink -> staticLink
+ LinkBinary -> staticLink
link dflags obj_files pkg_deps
debugTraceMsg dflags 3 (text "link: done")
other -> stop_phase
(_, out_file) <- runPipeline stop_phase' dflags
- (src, mb_phase) output Nothing{-no ModLocation-}
+ (src, mb_phase) Nothing output
+ Nothing{-no ModLocation-}
return out_file
| otherwise
= case ghcLink dflags of
NoLink -> return ()
- StaticLink -> staticLink dflags o_files link_pkgs
+ LinkBinary -> staticLink dflags o_files link_pkgs
MkDLL -> doMkDLL dflags o_files link_pkgs
where
-- Always link in the haskell98 package for static linking. Other
-- packages have to be specified via the -package flag.
- link_pkgs
- | ExtPackage h98_id <- haskell98PackageId (pkgState dflags) = [h98_id]
- | otherwise = []
+ link_pkgs = [haskell98PackageId]
-- ---------------------------------------------------------------------------
:: Phase -- When to stop
-> DynFlags -- Dynamic flags
-> (FilePath,Maybe Phase) -- Input filename (and maybe -x suffix)
+ -> Maybe FilePath -- original basename (if different from ^^^)
-> PipelineOutput -- Output filename
-> Maybe ModLocation -- A ModLocation, if this is a Haskell module
-> IO (DynFlags, FilePath) -- (final flags, output filename)
-runPipeline stop_phase dflags (input_fn, mb_phase) output maybe_loc
+runPipeline stop_phase dflags (input_fn, mb_phase) mb_basename output maybe_loc
= do
- let (basename, suffix) = splitFilename input_fn
+ let (input_basename, suffix) = splitFilename input_fn
+ basename | Just b <- mb_basename = b
+ | otherwise = input_basename
-- If we were given a -x flag, then use that phase to start from
- start_phase
- | Just x_phase <- mb_phase = x_phase
- | otherwise = startPhase suffix
+ start_phase = fromMaybe (startPhase suffix) mb_phase
-- We want to catch cases of "you can't get there from here" before
-- we start the pipeline, because otherwise it will just run off the
-- this is a function which will be used to calculate output file names
-- as we go along (we partially apply it to some of its inputs here)
- let get_output_fn = getOutputFilename dflags stop_phase output basename
+ let get_output_fn = getOutputFilename stop_phase output basename
-- Execute the pipeline...
(dflags', output_fn, maybe_loc) <-
-- Sometimes, a compilation phase doesn't actually generate any output
-- (eg. the CPP phase when -fcpp is not turned on). If we end on this
-- stage, but we wanted to keep the output, then we have to explicitly
- -- copy the file.
+ -- copy the file, remembering to prepend a {-# LINE #-} pragma so that
+ -- further compilation stages can tell what the original filename was.
case output of
Temporary ->
return (dflags', output_fn)
_other ->
- do final_fn <- get_output_fn stop_phase maybe_loc
- when (final_fn /= output_fn) $
- copy dflags ("Copying `" ++ output_fn ++ "' to `" ++ final_fn
- ++ "'") output_fn final_fn
+ do final_fn <- get_output_fn dflags' stop_phase maybe_loc
+ when (final_fn /= output_fn) $ do
+ let msg = ("Copying `" ++ output_fn ++"' to `" ++ final_fn ++ "'")
+ line_prag = Just ("{-# LINE 1 \"" ++ input_fn ++ "\" #-}\n")
+ copyWithHeader dflags msg line_prag output_fn final_fn
return (dflags', final_fn)
-
+
pipeLoop :: DynFlags -> Phase -> Phase
-> FilePath -> String -> Suffix
- -> (Phase -> Maybe ModLocation -> IO FilePath)
+ -> (DynFlags -> Phase -> Maybe ModLocation -> IO FilePath)
-> Maybe ModLocation
-> IO (DynFlags, FilePath, Maybe ModLocation)
orig_basename orig_suff orig_get_output_fn maybe_loc }
getOutputFilename
- :: DynFlags -> Phase -> PipelineOutput -> String
- -> Phase{-next phase-} -> Maybe ModLocation -> IO FilePath
-getOutputFilename dflags stop_phase output basename
+ :: Phase -> PipelineOutput -> String
+ -> DynFlags -> Phase{-next phase-} -> Maybe ModLocation -> IO FilePath
+getOutputFilename stop_phase output basename
= func
where
- hcsuf = hcSuf dflags
- odir = objectDir dflags
- osuf = objectSuf dflags
- keep_hc = dopt Opt_KeepHcFiles dflags
- keep_raw_s = dopt Opt_KeepRawSFiles dflags
- keep_s = dopt Opt_KeepSFiles dflags
-
- myPhaseInputExt HCc = hcsuf
- myPhaseInputExt StopLn = osuf
- myPhaseInputExt other = phaseInputExt other
-
- func next_phase maybe_location
+ func dflags next_phase maybe_location
| is_last_phase, Persistent <- output = persistent_fn
| is_last_phase, SpecificFile f <- output = return f
| keep_this_output = persistent_fn
| otherwise = newTempName dflags suffix
where
+ hcsuf = hcSuf dflags
+ odir = objectDir dflags
+ osuf = objectSuf dflags
+ keep_hc = dopt Opt_KeepHcFiles dflags
+ keep_raw_s = dopt Opt_KeepRawSFiles dflags
+ keep_s = dopt Opt_KeepSFiles dflags
+
+ myPhaseInputExt HCc = hcsuf
+ myPhaseInputExt StopLn = osuf
+ myPhaseInputExt other = phaseInputExt other
+
is_last_phase = next_phase `eqPhase` stop_phase
-- sometimes, we keep output from intermediate stages
-> String -- basename of original input source
-> String -- its extension
-> FilePath -- name of file which contains the input to this phase.
- -> (Phase -> Maybe ModLocation -> IO FilePath)
+ -> (DynFlags -> Phase -> Maybe ModLocation -> IO FilePath)
-- how to calculate the output filename
-> Maybe ModLocation -- the ModLocation, if we have one
-> IO (Phase, -- next phase
runPhase (Unlit sf) _stop dflags _basename _suff input_fn get_output_fn maybe_loc
= do let unlit_flags = getOpts dflags opt_L
-- The -h option passes the file name for unlit to put in a #line directive
- output_fn <- get_output_fn (Cpp sf) maybe_loc
+ output_fn <- get_output_fn dflags (Cpp sf) maybe_loc
SysTools.runUnlit dflags
(map SysTools.Option unlit_flags ++
-- to the next phase of the pipeline.
return (HsPp sf, dflags, maybe_loc, input_fn)
else do
- output_fn <- get_output_fn (HsPp sf) maybe_loc
+ output_fn <- get_output_fn dflags (HsPp sf) maybe_loc
doCpp dflags True{-raw-} False{-no CC opts-} input_fn output_fn
return (HsPp sf, dflags, maybe_loc, output_fn)
else do
let hspp_opts = getOpts dflags opt_F
let orig_fn = basename `joinFileExt` suff
- output_fn <- get_output_fn (Hsc sf) maybe_loc
+ output_fn <- get_output_fn dflags (Hsc sf) maybe_loc
SysTools.runPp dflags
( [ SysTools.Option orig_fn
, SysTools.Option input_fn
case src_flavour of
ExtCoreFile -> do { -- no explicit imports in ExtCore input.
; m <- getCoreModuleName input_fn
- ; return (Nothing, mkModule m) }
+ ; return (Nothing, mkModuleName m) }
other -> do { buf <- hGetStringBuffer input_fn
; (_,_,L _ mod_name) <- getImports dflags buf input_fn
= location3 { ml_obj_file = ofile }
| otherwise = location3
- -- Make the ModSummary to hand to hscMain
- src_timestamp <- getModificationTime (basename `joinFileExt` suff)
- let
- unused_field = panic "runPhase:ModSummary field"
- -- Some fields are not looked at by hscMain
- mod_summary = ModSummary { ms_mod = mod_name,
- ms_hsc_src = src_flavour,
- ms_hspp_file = input_fn,
- ms_hspp_opts = dflags,
- ms_hspp_buf = hspp_buf,
- ms_location = location4,
- ms_hs_date = src_timestamp,
- ms_obj_date = Nothing,
- ms_imps = unused_field,
- ms_srcimps = unused_field }
-
o_file = ml_obj_file location4 -- The real object file
-- changed (which the compiler itself figures out).
-- Setting source_unchanged to False tells the compiler that M.o is out of
-- date wrt M.hs (or M.o doesn't exist) so we must recompile regardless.
- let do_recomp = dopt Opt_RecompChecking dflags
+ src_timestamp <- getModificationTime (basename `joinFileExt` suff)
+
+ let force_recomp = dopt Opt_ForceRecomp dflags
source_unchanged <-
- if not do_recomp || not (isStopLn stop)
+ if force_recomp || not (isStopLn stop)
-- Set source_unchanged to False unconditionally if
-- (a) recompilation checker is off, or
-- (b) we aren't going all the way to .o file (e.g. ghc -S)
-- get the DynFlags
let hsc_lang = hscMaybeAdjustTarget dflags stop src_flavour (hscTarget dflags)
let next_phase = hscNextPhase dflags src_flavour hsc_lang
- output_fn <- get_output_fn next_phase (Just location4)
+ output_fn <- get_output_fn dflags next_phase (Just location4)
let dflags' = dflags { hscTarget = hsc_lang,
hscOutName = output_fn,
hsc_env <- newHscEnv dflags'
-- Tell the finder cache about this module
- addHomeModuleToFinder hsc_env mod_name location4
+ mod <- addHomeModuleToFinder hsc_env mod_name location4
+
+ -- Make the ModSummary to hand to hscMain
+ let
+ unused_field = panic "runPhase:ModSummary field"
+ -- Some fields are not looked at by hscMain
+ mod_summary = ModSummary { ms_mod = mod,
+ ms_hsc_src = src_flavour,
+ ms_hspp_file = input_fn,
+ ms_hspp_opts = dflags,
+ ms_hspp_buf = hspp_buf,
+ ms_location = location4,
+ ms_hs_date = src_timestamp,
+ ms_obj_date = Nothing,
+ ms_imps = unused_field,
+ ms_srcimps = unused_field }
-- run the compiler!
mbResult <- hscCompileOneShot hsc_env
return (StopLn, dflags', Just location4, o_file)
Just (HscRecomp hasStub)
-> do when hasStub $
- do stub_o <- compileStub dflags' mod_name location4
+ do stub_o <- compileStub dflags' mod location4
consIORef v_Ld_inputs stub_o
-- In the case of hs-boot files, generate a dummy .o-boot
-- stamp file for the benefit of Make
runPhase CmmCpp stop dflags basename suff input_fn get_output_fn maybe_loc
= do
- output_fn <- get_output_fn Cmm maybe_loc
+ output_fn <- get_output_fn dflags Cmm maybe_loc
doCpp dflags False{-not raw-} True{-include CC opts-} input_fn output_fn
return (Cmm, dflags, maybe_loc, output_fn)
= do
let hsc_lang = hscMaybeAdjustTarget dflags stop HsSrcFile (hscTarget dflags)
let next_phase = hscNextPhase dflags HsSrcFile hsc_lang
- output_fn <- get_output_fn next_phase maybe_loc
+ output_fn <- get_output_fn dflags next_phase maybe_loc
let dflags' = dflags { hscTarget = hsc_lang,
hscOutName = output_fn,
-- way too many hacks, and I can't say I've ever used it anyway.
runPhase cc_phase stop dflags basename suff input_fn get_output_fn maybe_loc
- | cc_phase `eqPhase` Cc || cc_phase `eqPhase` HCc
+ | cc_phase `eqPhase` Cc || cc_phase `eqPhase` Ccpp || cc_phase `eqPhase` HCc
= do let cc_opts = getOpts dflags opt_c
hcc = cc_phase `eqPhase` HCc
next_phase
| hcc && mangle = Mangle
| otherwise = As
- output_fn <- get_output_fn next_phase maybe_loc
+ output_fn <- get_output_fn dflags next_phase maybe_loc
let
more_hcc_opts =
-- compiling .hc files, by adding the -x c option.
-- Also useful for plain .c files, just in case GHC saw a
-- -x c option.
- [ SysTools.Option "-x", SysTools.Option "c"] ++
+ [ SysTools.Option "-x", if cc_phase `eqPhase` Ccpp
+ then SysTools.Option "c++" else SysTools.Option "c"] ++
[ SysTools.FileOption "" input_fn
, SysTools.Option "-o"
, SysTools.FileOption "" output_fn
++ map SysTools.Option (
md_c_flags
++ pic_c_flags
+#ifdef sparc_TARGET_ARCH
+ -- We only support SparcV9 and better because V8 lacks an atomic CAS
+ -- instruction. Note that the user can still override this
+ -- (e.g., -mcpu=ultrasparc) as GCC picks the "best" -mcpu flag
+ -- regardless of the ordering.
+ --
+ -- This is a temporary hack.
+ ++ ["-mcpu=v9"]
+#endif
++ (if hcc && mangle
then md_regd_c_flags
else [])
++ split_opt
++ include_paths
++ pkg_extra_cc_opts
+#ifdef HAVE_GCC_HAS_WRAPV
+ -- We need consistent integer overflow (trac #952)
+ ++ ["-fwrapv"]
+#endif
))
return (next_phase, dflags, maybe_loc, output_fn)
next_phase
| split = SplitMangle
| otherwise = As
- output_fn <- get_output_fn next_phase maybe_loc
+ output_fn <- get_output_fn dflags next_phase maybe_loc
SysTools.runMangle dflags (map SysTools.Option mangler_opts
++ [ SysTools.FileOption "" input_fn
= do let as_opts = getOpts dflags opt_a
let cmdline_include_paths = includePaths dflags
- output_fn <- get_output_fn StopLn maybe_loc
+ output_fn <- get_output_fn dflags StopLn maybe_loc
-- we create directories for the object file, because it
-- might be a hierarchical module.
SysTools.runAs dflags
(map SysTools.Option as_opts
++ [ SysTools.Option ("-I" ++ p) | p <- cmdline_include_paths ]
+#ifdef sparc_TARGET_ARCH
+ -- We only support SparcV9 and better because V8 lacks an atomic CAS
+ -- instruction so we have to make sure that the assembler accepts the
+ -- instruction set. Note that the user can still override this
+ -- (e.g., -mcpu=ultrasparc). GCC picks the "best" -mcpu flag
+ -- regardless of the ordering.
+ --
+ -- This is a temporary hack.
+ ++ [ SysTools.Option "-mcpu=v9" ]
+#endif
++ [ SysTools.Option "-c"
, SysTools.FileOption "" input_fn
, SysTools.Option "-o"
runPhase SplitAs stop dflags basename _suff _input_fn get_output_fn maybe_loc
= do
- output_fn <- get_output_fn StopLn maybe_loc
+ output_fn <- get_output_fn dflags StopLn maybe_loc
let (base_o, _) = splitFilename output_fn
split_odir = base_o ++ "_split"
-- we don't need the generality of a phase (MoveBinary is always
-- done after linking and makes only sense in a parallel setup) -- HWL
-runPhase_MoveBinary input_fn
+runPhase_MoveBinary dflags input_fn
= do
- sysMan <- getSysMan
+ let sysMan = pgm_sysman dflags
pvm_root <- getEnv "PVM_ROOT"
pvm_arch <- getEnv "PVM_ARCH"
let
pvm_executable_base = "=" ++ input_fn
pvm_executable = pvm_root ++ "/bin/" ++ pvm_arch ++ "/" ++ pvm_executable_base
-- nuke old binary; maybe use configur'ed names for cp and rm?
- system ("rm -f " ++ pvm_executable)
+ Panic.try (removeFile pvm_executable)
-- move the newly created binary into PVM land
- system ("cp -p " ++ input_fn ++ " " ++ pvm_executable)
+ copy dflags "copying PVM executable" input_fn pvm_executable
-- generate a wrapper script for running a parallel prg under PVM
writeFile input_fn (mk_pvm_wrapper_script pvm_executable pvm_executable_base sysMan)
return True
getHCFilePackages :: FilePath -> IO [PackageId]
getHCFilePackages filename =
- EXCEPTION.bracket (openFile filename ReadMode) hClose $ \h -> do
+ Exception.bracket (openFile filename ReadMode) hClose $ \h -> do
l <- hGetLine h
case l of
'/':'*':' ':'G':'H':'C':'_':'P':'A':'C':'K':'A':'G':'E':'S':rest ->
-- parallel only: move binary to another dir -- HWL
when (WayPar `elem` ways)
- (do success <- runPhase_MoveBinary output_fn
+ (do success <- runPhase_MoveBinary dflags output_fn
if success then return ()
else throwDyn (InstallationError ("cannot move binary to PVM dir")))
let extra_ld_opts = getOpts dflags opt_dll
let pstate = pkgState dflags
- rts_id | ExtPackage id <- rtsPackageId pstate = id
- | otherwise = panic "staticLink: rts package missing"
- base_id | ExtPackage id <- basePackageId pstate = id
- | otherwise = panic "staticLink: base package missing"
- rts_pkg = getPackageDetails pstate rts_id
- base_pkg = getPackageDetails pstate base_id
+ rts_pkg = getPackageDetails pstate rtsPackageId
+ base_pkg = getPackageDetails pstate basePackageId
let extra_os = if static || no_hs_main
then []