1 -----------------------------------------------------------------------------
2 -- $Id: DriverState.hs,v 1.76 2002/04/05 23:24:29 sof Exp $
4 -- Settings for the driver
6 -- (c) The University of Glasgow 2002
8 -----------------------------------------------------------------------------
10 module DriverState where
12 #include "../includes/config.h"
13 #include "HsVersions.h"
15 import SysTools ( getTopDir )
16 import ParsePkgConf ( loadPackageConfig )
17 import Packages ( PackageConfig(..), mungePackagePaths )
30 import Maybe ( fromJust, isJust )
31 import Directory ( doesDirectoryExist )
33 -----------------------------------------------------------------------------
34 -- non-configured things
36 cHaskell1Version = "5" -- i.e., Haskell 98
38 -----------------------------------------------------------------------------
39 -- GHC modes of operation
42 = DoMkDependHS -- ghc -M
43 | DoMkDLL -- ghc --mk-dll
44 | StopBefore Phase -- ghc -E | -C | -S | -c
45 | DoMake -- ghc --make
46 | DoInteractive -- ghc --interactive
47 | DoLink -- [ the default ]
50 GLOBAL_VAR(v_GhcMode, DoLink, GhcMode)
51 GLOBAL_VAR(v_GhcModeFlag, "", String)
53 setMode :: GhcMode -> String -> IO ()
55 old_mode <- readIORef v_GhcMode
56 old_flag <- readIORef v_GhcModeFlag
57 when (notNull (old_flag)) $
59 ("cannot use `" ++ old_flag ++ "' with `" ++ flag ++ "'"))
60 writeIORef v_GhcMode m
61 writeIORef v_GhcModeFlag flag
63 isCompManagerMode DoMake = True
64 isCompManagerMode DoInteractive = True
65 isCompManagerMode _ = False
67 -----------------------------------------------------------------------------
68 -- Global compilation flags
71 v_Hs_source_cpp_opts = global
72 [ "-D__HASKELL1__="++cHaskell1Version
73 , "-D__GLASGOW_HASKELL__="++cProjectVersionInt
75 , "-D__CONCURRENT_HASKELL__"
77 {-# NOINLINE v_Hs_source_cpp_opts #-}
80 -- Keep output from intermediate phases
81 GLOBAL_VAR(v_Keep_hi_diffs, False, Bool)
82 GLOBAL_VAR(v_Keep_hc_files, False, Bool)
83 GLOBAL_VAR(v_Keep_s_files, False, Bool)
84 GLOBAL_VAR(v_Keep_raw_s_files, False, Bool)
85 GLOBAL_VAR(v_Keep_tmp_files, False, Bool)
87 GLOBAL_VAR(v_Keep_il_files, False, Bool)
88 GLOBAL_VAR(v_Keep_ilx_files, False, Bool)
92 GLOBAL_VAR(v_Scale_sizes_by, 1.0, Double)
93 GLOBAL_VAR(v_Static, True, Bool)
94 GLOBAL_VAR(v_NoHsMain, False, Bool)
95 GLOBAL_VAR(v_Recomp, True, Bool)
96 GLOBAL_VAR(v_Collect_ghc_timing, False, Bool)
97 GLOBAL_VAR(v_Do_asm_mangling, True, Bool)
98 GLOBAL_VAR(v_Excess_precision, False, Bool)
99 GLOBAL_VAR(v_Read_DotGHCi, True, Bool)
101 -- Preprocessor flags
102 GLOBAL_VAR(v_Hs_source_pp_opts, [], [String])
104 -----------------------------------------------------------------------------
105 -- Splitting object files (for libraries)
107 GLOBAL_VAR(v_Split_object_files, False, Bool)
108 GLOBAL_VAR(v_Split_info, ("",0), (String,Int))
109 -- The split prefix and number of files
113 can_split = prefixMatch "i386" cTARGETPLATFORM
114 || prefixMatch "alpha" cTARGETPLATFORM
115 || prefixMatch "hppa" cTARGETPLATFORM
116 || prefixMatch "m68k" cTARGETPLATFORM
117 || prefixMatch "mips" cTARGETPLATFORM
118 || prefixMatch "powerpc" cTARGETPLATFORM
119 || prefixMatch "rs6000" cTARGETPLATFORM
120 || prefixMatch "sparc" cTARGETPLATFORM
122 -----------------------------------------------------------------------------
123 -- Compiler output options
125 GLOBAL_VAR(v_Output_dir, Nothing, Maybe String)
126 GLOBAL_VAR(v_Output_file, Nothing, Maybe String)
127 GLOBAL_VAR(v_Output_hi, Nothing, Maybe String)
129 -- called to verify that the output files & directories
130 -- point somewhere valid.
132 -- The assumption is that the directory portion of these output
133 -- options will have to exist by the time 'verifyOutputFiles'
136 verifyOutputFiles :: IO ()
137 verifyOutputFiles = do
138 odir <- readIORef v_Output_dir
139 when (isJust odir) $ do
140 let dir = fromJust odir
141 flg <- doesDirectoryExist dir
142 when (not flg) (nonExistentDir "-odir" dir)
143 ofile <- readIORef v_Output_file
144 when (isJust ofile) $ do
145 let fn = fromJust ofile
146 flg <- doesDirNameExist fn
147 when (not flg) (nonExistentDir "-o" fn)
148 ohi <- readIORef v_Output_hi
149 when (isJust ohi) $ do
150 let hi = fromJust ohi
151 flg <- doesDirNameExist hi
152 when (not flg) (nonExistentDir "-ohi" hi)
154 nonExistentDir flg dir =
155 throwDyn (CmdLineError ("error: directory portion of " ++
156 show dir ++ " does not exist (used with " ++
157 show flg ++ " option.)"))
159 GLOBAL_VAR(v_Object_suf, Nothing, Maybe String)
160 GLOBAL_VAR(v_HC_suf, Nothing, Maybe String)
161 GLOBAL_VAR(v_Hi_dir, Nothing, Maybe String)
162 GLOBAL_VAR(v_Hi_suf, "hi", String)
164 GLOBAL_VAR(v_Ld_inputs, [], [String])
166 odir_ify :: String -> IO String
168 odir_opt <- readIORef v_Output_dir
171 Just d -> return (newdir d f)
173 osuf_ify :: String -> IO String
175 osuf_opt <- readIORef v_Object_suf
178 Just s -> return (newsuf s f)
180 -----------------------------------------------------------------------------
181 -- Compiler optimisation options
183 GLOBAL_VAR(v_OptLevel, 0, Int)
185 setOptLevel :: Int -> IO ()
187 when (n >= 1) $ setLang HscC -- turn on -fvia-C with -O
188 writeIORef v_OptLevel n
190 GLOBAL_VAR(v_minus_o2_for_C, False, Bool)
191 GLOBAL_VAR(v_MaxSimplifierIterations, 4, Int)
192 GLOBAL_VAR(v_StgStats, False, Bool)
193 GLOBAL_VAR(v_UsageSPInf, False, Bool) -- Off by default
194 GLOBAL_VAR(v_Strictness, True, Bool)
195 #ifdef OLD_STRICTNESS
196 GLOBAL_VAR(v_CPR, True, Bool)
198 GLOBAL_VAR(v_CSE, True, Bool)
199 GLOBAL_VAR(v_RuleCheck, Nothing, Maybe String)
201 -- these are the static flags you get without -O.
204 "-fignore-interface-pragmas",
205 "-fomit-interface-pragmas",
206 "-fdo-lambda-eta-expansion", -- This one is important for a tiresome reason:
207 -- we want to make sure that the bindings for data
208 -- constructors are eta-expanded. This is probably
209 -- a good thing anyway, but it seems fragile.
213 -- these are the static flags you get when -O is on.
218 "-fdo-eta-reduction",
219 "-fdo-lambda-eta-expansion",
225 hsc_minusO2_flags = hsc_minusO_flags -- for now
227 getStaticOptimisationFlags 0 = hsc_minusNoO_flags
228 getStaticOptimisationFlags 1 = hsc_minusO_flags
229 getStaticOptimisationFlags n = hsc_minusO2_flags
231 buildCoreToDo :: IO [CoreToDo]
233 opt_level <- readIORef v_OptLevel
234 max_iter <- readIORef v_MaxSimplifierIterations
235 usageSP <- readIORef v_UsageSPInf
236 strictness <- readIORef v_Strictness
237 #ifdef OLD_STRICTNESS
238 cpr <- readIORef v_CPR
240 cse <- readIORef v_CSE
241 rule_check <- readIORef v_RuleCheck
243 if opt_level == 0 then return
245 CoreDoSimplify (SimplPhase 0) [
246 MaxSimplifierIterations max_iter
250 else {- opt_level >= 1 -} return [
252 -- initial simplify: mk specialiser happy: minimum effort please
253 CoreDoSimplify SimplGently [
255 -- Don't inline anything till full laziness has bitten
256 -- In particular, inlining wrappers inhibits floating
257 -- e.g. ...(case f x of ...)...
258 -- ==> ...(case (case x of I# x# -> fw x#) of ...)...
259 -- ==> ...(case x of I# x# -> case fw x# of ...)...
260 -- and now the redex (f x) isn't floatable any more
261 -- Similarly, don't apply any rules until after full
262 -- laziness. Notably, list fusion can prevent floating.
265 -- Don't do case-of-case transformations.
266 -- This makes full laziness work better
267 MaxSimplifierIterations max_iter
270 -- Specialisation is best done before full laziness
271 -- so that overloaded functions have all their dictionary lambdas manifest
274 CoreDoFloatOutwards (FloatOutSw False False),
277 CoreDoSimplify (SimplPhase 2) [
278 -- Want to run with inline phase 2 after the specialiser to give
279 -- maximum chance for fusion to work before we inline build/augment
280 -- in phase 1. This made a difference in 'ansi' where an
281 -- overloaded function wasn't inlined till too late.
282 MaxSimplifierIterations max_iter
284 case rule_check of { Just pat -> CoreDoRuleCheck 2 pat; Nothing -> CoreDoNothing },
286 -- infer usage information here in case we need it later.
287 -- (add more of these where you need them --KSW 1999-04)
288 if usageSP then CoreDoUSPInf else CoreDoNothing,
290 CoreDoSimplify (SimplPhase 1) [
291 -- Need inline-phase2 here so that build/augment get
292 -- inlined. I found that spectral/hartel/genfft lost some useful
293 -- strictness in the function sumcode' if augment is not inlined
294 -- before strictness analysis runs
295 MaxSimplifierIterations max_iter
297 case rule_check of { Just pat -> CoreDoRuleCheck 1 pat; Nothing -> CoreDoNothing },
299 CoreDoSimplify (SimplPhase 0) [
300 -- Phase 0: allow all Ids to be inlined now
301 -- This gets foldr inlined before strictness analysis
303 MaxSimplifierIterations 3
304 -- At least 3 iterations because otherwise we land up with
305 -- huge dead expressions because of an infelicity in the
307 -- let k = BIG in foldr k z xs
308 -- ==> let k = BIG in letrec go = \xs -> ...(k x).... in go xs
309 -- ==> let k = BIG in letrec go = \xs -> ...(BIG x).... in go xs
313 case rule_check of { Just pat -> CoreDoRuleCheck 0 pat; Nothing -> CoreDoNothing },
315 #ifdef OLD_STRICTNESS
316 if cpr then CoreDoCPResult else CoreDoNothing,
318 if strictness then CoreDoStrictness else CoreDoNothing,
322 CoreDoSimplify (SimplPhase 0) [
323 MaxSimplifierIterations max_iter
326 CoreDoFloatOutwards (FloatOutSw False -- Not lambdas
327 True), -- Float constants
328 -- nofib/spectral/hartel/wang doubles in speed if you
329 -- do full laziness late in the day. It only happens
330 -- after fusion and other stuff, so the early pass doesn't
331 -- catch it. For the record, the redex is
332 -- f_el22 (f_el21 r_midblock)
335 -- We want CSE to follow the final full-laziness pass, because it may
336 -- succeed in commoning up things floated out by full laziness.
337 -- CSE used to rely on the no-shadowing invariant, but it doesn't any more
339 if cse then CoreCSE else CoreDoNothing,
343 -- Case-liberation for -O2. This should be after
344 -- strictness analysis and the simplification which follows it.
346 case rule_check of { Just pat -> CoreDoRuleCheck 0 pat; Nothing -> CoreDoNothing },
348 if opt_level >= 2 then
352 if opt_level >= 2 then
357 -- Final clean-up simplification:
358 CoreDoSimplify (SimplPhase 0) [
359 MaxSimplifierIterations max_iter
363 buildStgToDo :: IO [ StgToDo ]
365 stg_stats <- readIORef v_StgStats
366 let flags1 | stg_stats = [ D_stg_stats ]
370 ways_ <- readIORef v_Ways
371 let flags2 | WayProf `elem` ways_ = StgDoMassageForProfiling : flags1
376 -----------------------------------------------------------------------------
379 split_marker = ':' -- not configurable (ToDo)
381 v_Import_paths, v_Include_paths, v_Library_paths :: IORef [String]
382 GLOBAL_VAR(v_Import_paths, ["."], [String])
383 GLOBAL_VAR(v_Include_paths, ["."], [String])
384 GLOBAL_VAR(v_Library_paths, [], [String])
386 GLOBAL_VAR(v_Cmdline_libraries, [], [String])
388 addToDirList :: IORef [String] -> String -> IO ()
389 addToDirList ref path
390 = do paths <- readIORef ref
391 shiny_new_ones <- splitUp path
392 writeIORef ref (paths ++ filter notNull shiny_new_ones)
393 -- empty paths are ignored: there might be a trailing
394 -- ':' in the initial list, for example. Empty paths can
395 -- cause confusion when they are translated into -I options
396 -- for passing to gcc.
398 splitUp ::String -> IO [String]
399 #ifdef mingw32_TARGET_OS
400 -- 'hybrid' support for DOS-style paths in directory lists.
402 -- That is, if "foo:bar:baz" is used, this interpreted as
403 -- consisting of three entries, 'foo', 'bar', 'baz'.
404 -- However, with "c:/foo:c:\\foo;x:/bar", this is interpreted
405 -- as four elts, "c:/foo", "c:\\foo", "x", and "/bar" --
406 -- *provided* c:/foo exists and x:/bar doesn't.
408 -- Notice that no attempt is made to fully replace the 'standard'
409 -- split marker ':' with the Windows / DOS one, ';'. The reason being
410 -- that this will cause too much breakage for users & ':' will
411 -- work fine even with DOS paths, if you're not insisting on being silly.
413 splitUp [] = return []
414 splitUp (x:':':div:xs)
415 | div `elem` dir_markers = do
416 let (p,rs) = findNextPath xs
419 Consult the file system to check the interpretation
420 of (x:':':div:p) -- this is arguably excessive, we
421 could skip this test & just say that it is a valid
424 flg <- doesDirectoryExist (x:':':div:p)
426 return ((x:':':div:p):ps)
428 return ([x]:(div:p):ps)
430 let (p,rs) = findNextPath xs
437 -- will be called either when we've consumed nought or the "<Drive>:/" part of
438 -- a DOS path, so splitting is just a Q of finding the next split marker.
440 case break (`elem` split_markers) xs of
444 split_markers :: [Char]
445 split_markers = [':', ';']
447 dir_markers :: [Char]
448 dir_markers = ['/', '\\']
451 splitUp xs = return (split split_marker xs)
454 GLOBAL_VAR(v_HCHeader, "", String)
456 -----------------------------------------------------------------------------
459 -- package list is maintained in dependency order
460 GLOBAL_VAR(v_Packages, ("haskell98":"base":"rts":[]), [String])
462 readPackageConf :: String -> IO ()
463 readPackageConf conf_file = do
464 proto_pkg_details <- loadPackageConfig conf_file
466 let pkg_details = mungePackagePaths top_dir proto_pkg_details
467 old_pkg_details <- readIORef v_Package_details
469 let -- new package override old ones
470 new_pkg_names = map name pkg_details
471 filtered_old_pkg_details =
472 filter (\p -> name p `notElem` new_pkg_names) old_pkg_details
474 writeIORef v_Package_details (pkg_details ++ filtered_old_pkg_details)
476 addPackage :: String -> IO ()
478 = do pkg_details <- readIORef v_Package_details
479 case lookupPkg package pkg_details of
480 Nothing -> throwDyn (CmdLineError ("unknown package name: " ++ package))
482 ps <- readIORef v_Packages
483 unless (package `elem` ps) $ do
484 mapM_ addPackage (package_deps details)
485 ps <- readIORef v_Packages
486 writeIORef v_Packages (package:ps)
488 getPackageImportPath :: IO [String]
489 getPackageImportPath = do
491 return (nub (filter notNull (concatMap import_dirs ps)))
493 getPackageIncludePath :: IO [String]
494 getPackageIncludePath = do
496 return (nub (filter notNull (concatMap include_dirs ps)))
498 -- includes are in reverse dependency order (i.e. rts first)
499 getPackageCIncludes :: IO [String]
500 getPackageCIncludes = do
502 return (reverse (nub (filter notNull (concatMap c_includes ps))))
504 getPackageLibraryPath :: IO [String]
505 getPackageLibraryPath = do
507 return (nub (filter notNull (concatMap library_dirs ps)))
509 getPackageLibraries :: IO [String]
510 getPackageLibraries = do
512 tag <- readIORef v_Build_tag
513 let suffix = if null tag then "" else '_':tag
515 map (\p -> map (++suffix) (hACK (hs_libraries p)) ++ extra_libraries p) ps
518 -- This is a totally horrible (temporary) hack, for Win32. Problem is
519 -- that package.conf for Win32 says that the main prelude lib is
520 -- split into HSbase1 and HSbase2, which is needed due to limitations in
521 -- the PEi386 file format, to make GHCi work. However, we still only
522 -- have HSbase.a for static linking, not HSbase1.a and HSbase2.a.
523 -- getPackageLibraries is called to find the .a's to add to the static
524 -- link line. On Win32, this hACK detects HSbase1 and HSbase2 and
525 -- replaces them with HSbase, so static linking still works.
526 -- Libraries needed for dynamic (GHCi) linking are discovered via
527 -- different route (in InteractiveUI.linkPackage).
528 -- See driver/PackageSrc.hs for the HSbase1/HSbase2 split definition.
529 -- THIS IS A STRICTLY TEMPORARY HACK (famous last words ...)
530 -- JRS 04 Sept 01: Same appalling hack for HSwin32[1,2]
531 -- KAA 29 Mar 02: Same appalling hack for HSobjectio[1,2,3,4]
533 # ifndef mingw32_TARGET_OS
536 = if "HSbase1" `elem` libs && "HSbase2" `elem` libs
537 then "HSbase" : filter (not.(isPrefixOf "HSbase")) libs
539 if "HSwin321" `elem` libs && "HSwin322" `elem` libs
540 then "HSwin32" : filter (not.(isPrefixOf "HSwin32")) libs
542 if "HSobjectio1" `elem` libs && "HSobjectio2" `elem` libs && "HSobjectio3" `elem` libs && "HSobjectio4" `elem` libs
543 then "HSobjectio" : filter (not.(isPrefixOf "HSobjectio")) libs
548 getPackageExtraGhcOpts :: IO [String]
549 getPackageExtraGhcOpts = do
551 return (concatMap extra_ghc_opts ps)
553 getPackageExtraCcOpts :: IO [String]
554 getPackageExtraCcOpts = do
556 return (concatMap extra_cc_opts ps)
558 getPackageExtraLdOpts :: IO [String]
559 getPackageExtraLdOpts = do
561 return (concatMap extra_ld_opts ps)
563 getPackageInfo :: IO [PackageConfig]
565 ps <- readIORef v_Packages
568 getPackageDetails :: [String] -> IO [PackageConfig]
569 getPackageDetails ps = do
570 pkg_details <- readIORef v_Package_details
571 return [ pkg | p <- ps, Just pkg <- [ lookupPkg p pkg_details ] ]
573 GLOBAL_VAR(v_Package_details, [], [PackageConfig])
575 lookupPkg :: String -> [PackageConfig] -> Maybe PackageConfig
577 = case [p | p <- ps, name p == nm] of
581 -----------------------------------------------------------------------------
584 -- The central concept of a "way" is that all objects in a given
585 -- program must be compiled in the same "way". Certain options change
586 -- parameters of the virtual machine, eg. profiling adds an extra word
587 -- to the object header, so profiling objects cannot be linked with
588 -- non-profiling objects.
590 -- After parsing the command-line options, we determine which "way" we
591 -- are building - this might be a combination way, eg. profiling+ticky-ticky.
593 -- We then find the "build-tag" associated with this way, and this
594 -- becomes the suffix used to find .hi files and libraries used in
597 GLOBAL_VAR(v_Build_tag, "", String)
627 GLOBAL_VAR(v_Ways, [] ,[WayName])
629 allowed_combination way = way `elem` combs
630 where -- the sub-lists must be ordered according to WayName,
631 -- because findBuildTag sorts them
632 combs = [ [WayProf, WayUnreg],
636 findBuildTag :: IO [String] -- new options
638 way_names <- readIORef v_Ways
639 case sort way_names of
640 [] -> do -- writeIORef v_Build_tag ""
643 [w] -> do let details = lkupWay w
644 writeIORef v_Build_tag (wayTag details)
645 return (wayOpts details)
647 ws -> if not (allowed_combination ws)
648 then throwDyn (CmdLineError $
649 "combination not supported: " ++
650 foldr1 (\a b -> a ++ '/':b)
651 (map (wayName . lkupWay) ws))
652 else let stuff = map lkupWay ws
653 tag = concat (map wayTag stuff)
654 flags = map wayOpts stuff
656 writeIORef v_Build_tag tag
657 return (concat flags)
660 case lookup w way_details of
661 Nothing -> error "findBuildTag"
662 Just details -> details
670 way_details :: [ (WayName, Way) ]
672 [ (WayProf, Way "p" "Profiling"
678 (WayTicky, Way "t" "Ticky-ticky Profiling"
681 , "-optc-DTICKY_TICKY"
684 (WayUnreg, Way "u" "Unregisterised"
687 -- optl's below to tell linker where to find the PVM library -- HWL
688 (WayPar, Way "mp" "Parallel"
690 , "-D__PARALLEL_HASKELL__"
692 , "-package concurrent"
694 , "-optl-L${PVM_ROOT}/lib/${PVM_ARCH}"
699 -- at the moment we only change the RTS and could share compiler and libs!
700 (WayPar, Way "mt" "Parallel ticky profiling"
702 , "-D__PARALLEL_HASKELL__"
705 , "-package concurrent"
707 , "-optl-L${PVM_ROOT}/lib/${PVM_ARCH}"
712 (WayPar, Way "md" "Distributed"
714 , "-D__PARALLEL_HASKELL__"
715 , "-D__DISTRIBUTED_HASKELL__"
718 , "-package concurrent"
720 , "-optl-L${PVM_ROOT}/lib/${PVM_ARCH}"
725 (WayGran, Way "mg" "GranSim"
729 , "-package concurrent"
732 (WaySMP, Way "s" "SMP"
739 (WayNDP, Way "ndp" "Nested data parallelism"
743 (WayUser_a, Way "a" "User way 'a'" ["$WAY_a_REAL_OPTS"]),
744 (WayUser_b, Way "b" "User way 'b'" ["$WAY_b_REAL_OPTS"]),
745 (WayUser_c, Way "c" "User way 'c'" ["$WAY_c_REAL_OPTS"]),
746 (WayUser_d, Way "d" "User way 'd'" ["$WAY_d_REAL_OPTS"]),
747 (WayUser_e, Way "e" "User way 'e'" ["$WAY_e_REAL_OPTS"]),
748 (WayUser_f, Way "f" "User way 'f'" ["$WAY_f_REAL_OPTS"]),
749 (WayUser_g, Way "g" "User way 'g'" ["$WAY_g_REAL_OPTS"]),
750 (WayUser_h, Way "h" "User way 'h'" ["$WAY_h_REAL_OPTS"]),
751 (WayUser_i, Way "i" "User way 'i'" ["$WAY_i_REAL_OPTS"]),
752 (WayUser_j, Way "j" "User way 'j'" ["$WAY_j_REAL_OPTS"]),
753 (WayUser_k, Way "k" "User way 'k'" ["$WAY_k_REAL_OPTS"]),
754 (WayUser_l, Way "l" "User way 'l'" ["$WAY_l_REAL_OPTS"]),
755 (WayUser_m, Way "m" "User way 'm'" ["$WAY_m_REAL_OPTS"]),
756 (WayUser_n, Way "n" "User way 'n'" ["$WAY_n_REAL_OPTS"]),
757 (WayUser_o, Way "o" "User way 'o'" ["$WAY_o_REAL_OPTS"]),
758 (WayUser_A, Way "A" "User way 'A'" ["$WAY_A_REAL_OPTS"]),
759 (WayUser_B, Way "B" "User way 'B'" ["$WAY_B_REAL_OPTS"])
764 , "-optc-DUSE_MINIINTERPRETER"
765 , "-fno-asm-mangling"
769 -----------------------------------------------------------------------------
770 -- Options for particular phases
772 GLOBAL_VAR(v_Opt_dep, [], [String])
773 GLOBAL_VAR(v_Anti_opt_C, [], [String])
774 GLOBAL_VAR(v_Opt_C, [], [String])
775 GLOBAL_VAR(v_Opt_l, [], [String])
776 GLOBAL_VAR(v_Opt_dll, [], [String])
778 getStaticOpts :: IORef [String] -> IO [String]
779 getStaticOpts ref = readIORef ref >>= return . reverse