-----------------------------------------------------------------------------
--- $Id: DriverState.hs,v 1.48 2001/07/09 17:44:08 sof Exp $
+-- $Id: DriverState.hs,v 1.67 2002/02/11 08:20:41 chak Exp $
--
-- Settings for the driver
--
--- (c) The University of Glasgow 2000
+-- (c) The University of Glasgow 2002
--
-----------------------------------------------------------------------------
#include "../includes/config.h"
#include "HsVersions.h"
-import Packages ( PackageConfig(..) )
+import SysTools ( getTopDir )
+import ParsePkgConf ( loadPackageConfig )
+import Packages ( PackageConfig(..), mungePackagePaths )
import CmdLineOpts
import DriverPhases
import DriverUtil
| DoLink -- [ the default ]
deriving (Eq)
-GLOBAL_VAR(v_GhcMode, error "mode not set", GhcMode)
+GLOBAL_VAR(v_GhcMode, DoLink, GhcMode)
+GLOBAL_VAR(v_GhcModeFlag, "", String)
+
+setMode :: GhcMode -> String -> IO ()
+setMode m flag = do
+ old_mode <- readIORef v_GhcMode
+ old_flag <- readIORef v_GhcModeFlag
+ when (not (null (old_flag))) $
+ throwDyn (UsageError
+ ("cannot use `" ++ old_flag ++ "' with `" ++ flag ++ "'"))
+ writeIORef v_GhcMode m
+ writeIORef v_GhcModeFlag flag
+
+isCompManagerMode DoMake = True
+isCompManagerMode DoInteractive = True
+isCompManagerMode _ = False
-----------------------------------------------------------------------------
-- Global compilation flags
]
{-# NOINLINE v_Hs_source_cpp_opts #-}
+
-- Keep output from intermediate phases
GLOBAL_VAR(v_Keep_hi_diffs, False, Bool)
GLOBAL_VAR(v_Keep_hc_files, False, Bool)
GLOBAL_VAR(v_Keep_s_files, False, Bool)
GLOBAL_VAR(v_Keep_raw_s_files, False, Bool)
GLOBAL_VAR(v_Keep_tmp_files, False, Bool)
+#ifdef ILX
+GLOBAL_VAR(v_Keep_il_files, False, Bool)
+GLOBAL_VAR(v_Keep_ilx_files, False, Bool)
+#endif
-- Misc
GLOBAL_VAR(v_Scale_sizes_by, 1.0, Double)
GLOBAL_VAR(v_Collect_ghc_timing, False, Bool)
GLOBAL_VAR(v_Do_asm_mangling, True, Bool)
GLOBAL_VAR(v_Excess_precision, False, Bool)
+GLOBAL_VAR(v_Read_DotGHCi, True, Bool)
+
+-- Preprocessor flags
+GLOBAL_VAR(v_Hs_source_pp_opts, [], [String])
-----------------------------------------------------------------------------
-- Splitting object files (for libraries)
GLOBAL_VAR(v_OptLevel, 0, Int)
-setOptLevel :: String -> IO ()
-setOptLevel "" = do { writeIORef v_OptLevel 1 }
-setOptLevel "not" = writeIORef v_OptLevel 0
-setOptLevel [c] | isDigit c = do
- let level = ord c - ord '0'
- writeIORef v_OptLevel level
-setOptLevel s = unknownFlagErr ("-O"++s)
+setOptLevel :: Int -> IO ()
+setOptLevel n = do
+ when (n >= 1) $ setLang HscC -- turn on -fvia-C with -O
+ writeIORef v_OptLevel n
GLOBAL_VAR(v_minus_o2_for_C, False, Bool)
GLOBAL_VAR(v_MaxSimplifierIterations, 4, Int)
GLOBAL_VAR(v_StgStats, False, Bool)
GLOBAL_VAR(v_UsageSPInf, False, Bool) -- Off by default
GLOBAL_VAR(v_Strictness, True, Bool)
+#ifdef DEBUG
GLOBAL_VAR(v_CPR, True, Bool)
+#endif
GLOBAL_VAR(v_CSE, True, Bool)
+GLOBAL_VAR(v_RuleCheck, Nothing, Maybe String)
-- these are the static flags you get without -O.
hsc_minusNoO_flags =
max_iter <- readIORef v_MaxSimplifierIterations
usageSP <- readIORef v_UsageSPInf
strictness <- readIORef v_Strictness
+#ifdef DEBUG
cpr <- readIORef v_CPR
+#endif
cse <- readIORef v_CSE
+ rule_check <- readIORef v_RuleCheck
if opt_level == 0 then return
[
- CoreDoSimplify (isAmongSimpl [
+ CoreDoSimplify (SimplPhase 0) [
MaxSimplifierIterations max_iter
- ])
+ ]
]
else {- opt_level >= 1 -} return [
-- initial simplify: mk specialiser happy: minimum effort please
- CoreDoSimplify (isAmongSimpl [
- SimplInlinePhase 0,
+ CoreDoSimplify SimplGently [
+ -- Simplify "gently"
-- Don't inline anything till full laziness has bitten
-- In particular, inlining wrappers inhibits floating
-- e.g. ...(case f x of ...)...
-- ==> ...(case (case x of I# x# -> fw x#) of ...)...
-- ==> ...(case x of I# x# -> case fw x# of ...)...
-- and now the redex (f x) isn't floatable any more
- DontApplyRules,
-- Similarly, don't apply any rules until after full
-- laziness. Notably, list fusion can prevent floating.
+
NoCaseOfCase,
-- Don't do case-of-case transformations.
-- This makes full laziness work better
MaxSimplifierIterations max_iter
- ]),
+ ],
-- Specialisation is best done before full laziness
-- so that overloaded functions have all their dictionary lambdas manifest
CoreDoSpecialising,
- CoreDoFloatOutwards False{-not full-},
+ CoreDoFloatOutwards (FloatOutSw False False),
CoreDoFloatInwards,
- CoreDoSimplify (isAmongSimpl [
- SimplInlinePhase 1,
- -- Want to run with inline phase 1 after the specialiser to give
+ CoreDoSimplify (SimplPhase 2) [
+ -- Want to run with inline phase 2 after the specialiser to give
-- maximum chance for fusion to work before we inline build/augment
- -- in phase 2. This made a difference in 'ansi' where an
+ -- in phase 1. This made a difference in 'ansi' where an
-- overloaded function wasn't inlined till too late.
MaxSimplifierIterations max_iter
- ]),
+ ],
+ case rule_check of { Just pat -> CoreDoRuleCheck 2 pat; Nothing -> CoreDoNothing },
-- infer usage information here in case we need it later.
-- (add more of these where you need them --KSW 1999-04)
if usageSP then CoreDoUSPInf else CoreDoNothing,
- CoreDoSimplify (isAmongSimpl [
+ CoreDoSimplify (SimplPhase 1) [
-- Need inline-phase2 here so that build/augment get
-- inlined. I found that spectral/hartel/genfft lost some useful
-- strictness in the function sumcode' if augment is not inlined
-- before strictness analysis runs
- SimplInlinePhase 2,
MaxSimplifierIterations max_iter
- ]),
+ ],
+ case rule_check of { Just pat -> CoreDoRuleCheck 1 pat; Nothing -> CoreDoNothing },
- CoreDoSimplify (isAmongSimpl [
- MaxSimplifierIterations 2
- -- No -finline-phase: allow all Ids to be inlined now
+ CoreDoSimplify (SimplPhase 0) [
+ -- Phase 0: allow all Ids to be inlined now
-- This gets foldr inlined before strictness analysis
- ]),
- if strictness then CoreDoStrictness else CoreDoNothing,
+ MaxSimplifierIterations 3
+ -- At least 3 iterations because otherwise we land up with
+ -- huge dead expressions because of an infelicity in the
+ -- simpifier.
+ -- let k = BIG in foldr k z xs
+ -- ==> let k = BIG in letrec go = \xs -> ...(k x).... in go xs
+ -- ==> let k = BIG in letrec go = \xs -> ...(BIG x).... in go xs
+ -- Don't stop now!
+
+ ],
+ case rule_check of { Just pat -> CoreDoRuleCheck 0 pat; Nothing -> CoreDoNothing },
+
+#ifdef DEBUG
if cpr then CoreDoCPResult else CoreDoNothing,
+#endif
+ if strictness then CoreDoStrictness else CoreDoNothing,
CoreDoWorkerWrapper,
CoreDoGlomBinds,
- CoreDoSimplify (isAmongSimpl [
+ CoreDoSimplify (SimplPhase 0) [
MaxSimplifierIterations max_iter
- -- No -finline-phase: allow all Ids to be inlined now
- ]),
+ ],
- CoreDoFloatOutwards False{-not full-},
+ 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
-- f_el22 (f_el21 r_midblock)
--- Leave out lambda lifting for now
--- "-fsimplify", -- Tidy up results of full laziness
--- "[",
--- "-fmax-simplifier-iterations2",
--- "]",
--- "-ffloat-outwards-full",
-
-- 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
-- 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 },
+
if opt_level >= 2 then
CoreLiberateCase
else
CoreDoNothing,
-- Final clean-up simplification:
- CoreDoSimplify (isAmongSimpl [
+ CoreDoSimplify (SimplPhase 0) [
MaxSimplifierIterations max_iter
- -- No -finline-phase: allow all Ids to be inlined now
- ])
+ ]
]
buildStgToDo :: IO [ StgToDo ]
addToDirList ref path
= do paths <- readIORef ref
shiny_new_ones <- splitUp path
- writeIORef ref (paths ++ shiny_new_ones)
-
+ writeIORef ref (paths ++ filter (not.null) shiny_new_ones)
+ -- empty paths are ignored: there might be a trailing
+ -- ':' in the initial list, for example. Empty paths can
+ -- cause confusion when they are translated into -I options
+ -- for passing to gcc.
where
splitUp ::String -> IO [String]
#ifdef mingw32_TARGET_OS
-- package list is maintained in dependency order
GLOBAL_VAR(v_Packages, ("std":"rts":"gmp":[]), [String])
+readPackageConf :: String -> IO ()
+readPackageConf conf_file = do
+ proto_pkg_details <- loadPackageConfig conf_file
+ top_dir <- getTopDir
+ let pkg_details = mungePackagePaths top_dir proto_pkg_details
+ old_pkg_details <- readIORef v_Package_details
+ let intersection = filter (`elem` map name old_pkg_details)
+ (map name pkg_details)
+ if (not (null intersection))
+ then throwDyn (InstallationError ("package `" ++ head intersection ++ "' is already defined"))
+ else do
+ writeIORef v_Package_details (pkg_details ++ old_pkg_details)
+
addPackage :: String -> IO ()
addPackage package
= do pkg_details <- readIORef v_Package_details
-- different route (in InteractiveUI.linkPackage).
-- See driver/PackageSrc.hs for the HSstd1/HSstd2 split definition.
-- THIS IS A STRICTLY TEMPORARY HACK (famous last words ...)
+ -- JRS 04 Sept 01: Same appalling hack for HSwin32[1,2]
hACK libs
# ifndef mingw32_TARGET_OS
= libs
# else
= if "HSstd1" `elem` libs && "HSstd2" `elem` libs
then "HSstd" : filter ((/= "HSstd").(take 5)) libs
- else libs
+ else
+ if "HSwin321" `elem` libs && "HSwin322" `elem` libs
+ then "HSwin32" : filter ((/= "HSwin32").(take 7)) libs
+ else
+ libs
# endif
getPackageExtraGhcOpts :: IO [String]
pkg_details <- readIORef v_Package_details
return [ pkg | p <- ps, Just pkg <- [ lookupPkg p pkg_details ] ]
-GLOBAL_VAR(v_Package_details, (error "package_details"), [PackageConfig])
+GLOBAL_VAR(v_Package_details, [], [PackageConfig])
lookupPkg :: String -> [PackageConfig] -> Maybe PackageConfig
lookupPkg nm ps
| WayPar
| WayGran
| WaySMP
+ | WayNDP
| WayDebug
| WayUser_a
| WayUser_b
allowed_combination way = way `elem` combs
where -- the sub-lists must be ordered according to WayName,
-- because findBuildTag sorts them
- combs = [ [WayProf,WayUnreg], [WayProf,WaySMP] ]
+ combs = [ [WayProf, WayUnreg],
+ [WayProf, WaySMP] ,
+ [WayProf, WayNDP] ]
findBuildTag :: IO [String] -- new options
findBuildTag = do
, "-optc-DSMP"
, "-fvia-C" ]),
+ (WayNDP, Way "ndp" "Nested data parallelism"
+ [ "-fparr"
+ , "-fflatten"]),
+
(WayUser_a, Way "a" "User way 'a'" ["$WAY_a_REAL_OPTS"]),
(WayUser_b, Way "b" "User way 'b'" ["$WAY_b_REAL_OPTS"]),
(WayUser_c, Way "c" "User way 'c'" ["$WAY_c_REAL_OPTS"]),
, "-fvia-C" ]
-----------------------------------------------------------------------------
--- Programs for particular phases
+-- Options for particular phases
GLOBAL_VAR(v_Opt_dep, [], [String])
GLOBAL_VAR(v_Anti_opt_C, [], [String])