ghc.mk

# -----------------------------------------------------------------------------
#
# (c) 2009-2012 The University of Glasgow
#
# This file is part of the GHC build system.
#
# To understand how the build system works and how to modify it, see
#      http://hackage.haskell.org/trac/ghc/wiki/Building/Architecture
#      http://hackage.haskell.org/trac/ghc/wiki/Building/Modifying
#
# -----------------------------------------------------------------------------

# -----------------------------------------------------------------------------
# Create compiler configuration
#
# The 'echo' commands simply spit the values of various make variables
# into Config.hs, whence they can be compiled and used by GHC itself

# This is just to avoid generating a warning when generating deps
# involving RtsFlags.h
compiler_stage1_MKDEPENDC_OPTS = -DMAKING_GHC_BUILD_SYSTEM_DEPENDENCIES
compiler_stage2_MKDEPENDC_OPTS = -DMAKING_GHC_BUILD_SYSTEM_DEPENDENCIES
compiler_stage3_MKDEPENDC_OPTS = -DMAKING_GHC_BUILD_SYSTEM_DEPENDENCIES

compiler_stage1_C_FILES_NODEPS = compiler/parser/cutils.c

# This package doesn't pass the Cabal checks because include-dirs
# points outside the source directory. This isn't a real problem, so
# we just skip the check.
compiler_NO_CHECK = YES

ifneq "$(BINDIST)" "YES"
compiler/stage1/package-data.mk : compiler/stage1/build/Config.hs
compiler/stage2/package-data.mk : compiler/stage2/build/Config.hs
compiler/stage3/package-data.mk : compiler/stage3/build/Config.hs

compiler/stage1/build/PlatformConstants.o: $(includes_GHCCONSTANTS_HASKELL_TYPE)
compiler/stage2/build/PlatformConstants.o: $(includes_GHCCONSTANTS_HASKELL_TYPE)
compiler/stage3/build/PlatformConstants.o: $(includes_GHCCONSTANTS_HASKELL_TYPE)
compiler/stage1/build/DynFlags.o: $(includes_GHCCONSTANTS_HASKELL_EXPORTS)
compiler/stage2/build/DynFlags.o: $(includes_GHCCONSTANTS_HASKELL_EXPORTS)
compiler/stage3/build/DynFlags.o: $(includes_GHCCONSTANTS_HASKELL_EXPORTS)
compiler/stage1/build/DynFlags.o: $(includes_GHCCONSTANTS_HASKELL_WRAPPERS)
compiler/stage2/build/DynFlags.o: $(includes_GHCCONSTANTS_HASKELL_WRAPPERS)
compiler/stage3/build/DynFlags.o: $(includes_GHCCONSTANTS_HASKELL_WRAPPERS)
endif

compiler/stage%/build/Config.hs : mk/config.mk mk/project.mk | $$(dir $$@)/.
	$(call removeFiles,$@)
	@echo 'Creating $@ ... '
	@echo '{-# LANGUAGE CPP #-}'                                        >> $@
	@echo 'module Config where'                                         >> $@
	@echo                                                               >> $@
	@echo '#include "ghc_boot_platform.h"'                              >> $@
	@echo                                                               >> $@
	@echo 'data IntegerLibrary = IntegerGMP | IntegerSimple'            >> $@
	@echo '    deriving Eq'                                             >> $@
	@echo                                                               >> $@
	@echo 'cBuildPlatformString :: String'                              >> $@
	@echo 'cBuildPlatformString = BuildPlatform_NAME'                   >> $@
	@echo 'cHostPlatformString :: String'                               >> $@
	@echo 'cHostPlatformString = HostPlatform_NAME'                     >> $@
	@echo 'cTargetPlatformString :: String'                             >> $@
	@echo 'cTargetPlatformString = TargetPlatform_NAME'                 >> $@
	@echo                                                               >> $@
	@echo 'cProjectName          :: String'                             >> $@
	@echo 'cProjectName          = "$(ProjectName)"'                    >> $@
	@echo 'cProjectVersion       :: String'                             >> $@
	@echo 'cProjectVersion       = "$(ProjectVersion)"'                 >> $@
	@echo 'cProjectVersionInt    :: String'                             >> $@
	@echo 'cProjectVersionInt    = "$(ProjectVersionInt)"'              >> $@
	@echo 'cProjectPatchLevel    :: String'                             >> $@
	@echo 'cProjectPatchLevel    = "$(ProjectPatchLevel)"'              >> $@
	@echo 'cBooterVersion        :: String'                             >> $@
	@echo 'cBooterVersion        = "$(GhcVersion)"'                     >> $@
	@echo 'cStage                :: String'                             >> $@
	@echo 'cStage                = show (STAGE :: Int)'                 >> $@
	@echo 'cIntegerLibrary       :: String'                             >> $@
	@echo 'cIntegerLibrary       = "$(INTEGER_LIBRARY)"'                >> $@
	@echo 'cIntegerLibraryType   :: IntegerLibrary'                     >> $@
ifeq "$(INTEGER_LIBRARY)" "integer-gmp"
	@echo 'cIntegerLibraryType   = IntegerGMP'                          >> $@
else ifeq "$(INTEGER_LIBRARY)" "integer-simple"
	@echo 'cIntegerLibraryType   = IntegerSimple'                       >> $@
else ifneq "$(CLEANING)" "YES"
$(error Unknown integer library)
endif
	@echo 'cSupportsSplitObjs    :: String'                             >> $@
	@echo 'cSupportsSplitObjs    = "$(SupportsSplitObjs)"'              >> $@
	@echo 'cGhcWithInterpreter   :: String'                             >> $@
	@echo 'cGhcWithInterpreter   = "$(GhcWithInterpreter)"'             >> $@
	@echo 'cGhcWithNativeCodeGen :: String'                             >> $@
	@echo 'cGhcWithNativeCodeGen = "$(GhcWithNativeCodeGen)"'           >> $@
	@echo 'cGhcWithSMP           :: String'                             >> $@
	@echo 'cGhcWithSMP           = "$(GhcWithSMP)"'                     >> $@
	@echo 'cGhcRTSWays           :: String'                             >> $@
	@echo 'cGhcRTSWays           = "$(GhcRTSWays)"'                     >> $@
	@echo 'cGhcEnableTablesNextToCode :: String'                        >> $@
	@echo 'cGhcEnableTablesNextToCode = "$(GhcEnableTablesNextToCode)"' >> $@
	@echo 'cLeadingUnderscore    :: String'                             >> $@
	@echo 'cLeadingUnderscore    = "$(LeadingUnderscore)"'              >> $@
	@echo 'cRAWCPP_FLAGS         :: String'                             >> $@
	@echo 'cRAWCPP_FLAGS         = "$(RAWCPP_FLAGS)"'                   >> $@
	@echo 'cGHC_UNLIT_PGM        :: String'                             >> $@
	@echo 'cGHC_UNLIT_PGM        = "$(utils/unlit_dist_PROG)"'          >> $@
	@echo 'cGHC_SPLIT_PGM        :: String'                             >> $@
	@echo 'cGHC_SPLIT_PGM        = "$(driver/split_dist_PROG)"'         >> $@
	@echo 'cLibFFI               :: Bool'                               >> $@
ifeq "$(UseLibFFIForAdjustors)" "YES"
	@echo 'cLibFFI               = True'                                >> $@
else
	@echo 'cLibFFI               = False'                               >> $@
endif
	@echo 'cDYNAMIC_GHC_PROGRAMS :: Bool'                               >> $@
ifeq "$(DYNAMIC_GHC_PROGRAMS)" "YES"
	@echo 'cDYNAMIC_GHC_PROGRAMS = True'                                >> $@
else
	@echo 'cDYNAMIC_GHC_PROGRAMS = False'                               >> $@
endif
	@echo done.

# -----------------------------------------------------------------------------
# Create platform includes

# Here we generate a little header file containing CPP symbols that GHC
# uses to determine which platform it is building on/for.  The platforms
# can differ between stage1 and stage2 if we're cross-compiling, so we
# need one of these header files per stage.

PLATFORM_H = ghc_boot_platform.h

compiler/stage1/$(PLATFORM_H) : mk/config.mk mk/project.mk | $$(dir $$@)/.
	$(call removeFiles,$@)
	@echo "Creating $@..."
	@echo "#ifndef __PLATFORM_H__"                           >> $@
	@echo "#define __PLATFORM_H__"                           >> $@
	@echo                                                    >> $@
	@echo "#define BuildPlatform_NAME  \"$(BUILDPLATFORM)\""  >> $@
	@echo "#define HostPlatform_NAME   \"$(HOSTPLATFORM)\""   >> $@
	@echo "#define TargetPlatform_NAME \"$(TARGETPLATFORM)\"" >> $@
	@echo                                                     >> $@
	@echo "#define $(BuildPlatform_CPP)_BUILD 1"              >> $@
	@echo "#define $(HostPlatform_CPP)_HOST 1"                >> $@
	@echo "#define $(TargetPlatform_CPP)_TARGET 1"            >> $@
	@echo                                                     >> $@
	@echo "#define $(BuildArch_CPP)_BUILD_ARCH 1"             >> $@
	@echo "#define $(HostArch_CPP)_HOST_ARCH 1"               >> $@
	@echo "#define $(TargetArch_CPP)_TARGET_ARCH 1"           >> $@
	@echo "#define BUILD_ARCH \"$(BuildArch_CPP)\""           >> $@
	@echo "#define HOST_ARCH \"$(HostArch_CPP)\""             >> $@
	@echo "#define TARGET_ARCH \"$(TargetArch_CPP)\""         >> $@
	@echo                                                     >> $@
	@echo "#define $(BuildOS_CPP)_BUILD_OS 1"                 >> $@
	@echo "#define $(HostOS_CPP)_HOST_OS 1"                   >> $@
	@echo "#define $(TargetOS_CPP)_TARGET_OS 1"               >> $@
	@echo "#define BUILD_OS \"$(BuildOS_CPP)\""               >> $@
	@echo "#define HOST_OS \"$(HostOS_CPP)\""                 >> $@
	@echo "#define TARGET_OS \"$(TargetOS_CPP)\""             >> $@
ifeq "$(TargetOS_CPP)" "irix"
	@echo "#ifndef $(IRIX_MAJOR)_TARGET_OS"                   >> $@
	@echo "#define $(IRIX_MAJOR)_TARGET_OS 1"                 >> $@
	@echo "#endif"                                            >> $@
endif
	@echo                                                     >> $@
	@echo "#define $(BuildVendor_CPP)_BUILD_VENDOR 1"         >> $@
	@echo "#define $(HostVendor_CPP)_HOST_VENDOR 1"           >> $@
	@echo "#define $(TargetVendor_CPP)_TARGET_VENDOR  1"      >> $@
	@echo "#define BUILD_VENDOR \"$(BuildVendor_CPP)\""       >> $@
	@echo "#define HOST_VENDOR \"$(HostVendor_CPP)\""         >> $@
	@echo "#define TARGET_VENDOR \"$(TargetVendor_CPP)\""     >> $@
	@echo                                                     >> $@
	@echo "#endif /* __PLATFORM_H__ */"                       >> $@
	@echo "Done."

# For stage2 and above, the BUILD platform is the HOST of stage1, and
# the HOST platform is the TARGET of stage1.  The TARGET remains the same
# (stage1 is the cross-compiler, not stage2).
compiler/stage2/$(PLATFORM_H) : mk/config.mk mk/project.mk | $$(dir $$@)/.
	$(call removeFiles,$@)
	@echo "Creating $@..."
	@echo "#ifndef __PLATFORM_H__"                            >> $@
	@echo "#define __PLATFORM_H__"                            >> $@
	@echo                                                     >> $@
	@echo "#define BuildPlatform_NAME  \"$(HOSTPLATFORM)\""   >> $@
	@echo "#define HostPlatform_NAME   \"$(TARGETPLATFORM)\"" >> $@
	@echo "#define TargetPlatform_NAME \"$(TARGETPLATFORM)\"" >> $@
	@echo                                                     >> $@
	@echo "#define $(HostPlatform_CPP)_BUILD 1"               >> $@
	@echo "#define $(TargetPlatform_CPP)_HOST 1"              >> $@
	@echo "#define $(TargetPlatform_CPP)_TARGET 1"            >> $@
	@echo                                                     >> $@
	@echo "#define $(HostArch_CPP)_BUILD_ARCH 1"              >> $@
	@echo "#define $(TargetArch_CPP)_HOST_ARCH 1"             >> $@
	@echo "#define $(TargetArch_CPP)_TARGET_ARCH 1"           >> $@
	@echo "#define BUILD_ARCH \"$(HostArch_CPP)\""            >> $@
	@echo "#define HOST_ARCH \"$(TargetArch_CPP)\""           >> $@
	@echo "#define TARGET_ARCH \"$(TargetArch_CPP)\""         >> $@
	@echo                                                     >> $@
	@echo "#define $(HostOS_CPP)_BUILD_OS 1"                  >> $@
	@echo "#define $(TargetOS_CPP)_HOST_OS 1"                 >> $@
	@echo "#define $(TargetOS_CPP)_TARGET_OS 1"               >> $@
	@echo "#define BUILD_OS \"$(HostOS_CPP)\""                >> $@
	@echo "#define HOST_OS \"$(TargetOS_CPP)\""               >> $@
	@echo "#define TARGET_OS \"$(TargetOS_CPP)\""             >> $@
ifeq "$(TargetOS_CPP)" "irix"
	@echo "#ifndef $(IRIX_MAJOR)_TARGET_OS"                   >> $@
	@echo "#define $(IRIX_MAJOR)_TARGET_OS 1"                 >> $@
	@echo "#endif"                                            >> $@
endif
	@echo                                                     >> $@
	@echo "#define $(HostVendor_CPP)_BUILD_VENDOR 1"          >> $@
	@echo "#define $(TargetVendor_CPP)_HOST_VENDOR 1"         >> $@
	@echo "#define $(TargetVendor_CPP)_TARGET_VENDOR  1"      >> $@
	@echo "#define BUILD_VENDOR \"$(HostVendor_CPP)\""        >> $@
	@echo "#define HOST_VENDOR \"$(TargetVendor_CPP)\""       >> $@
	@echo "#define TARGET_VENDOR \"$(TargetVendor_CPP)\""     >> $@
	@echo                                                     >> $@
	@echo "#endif /* __PLATFORM_H__ */"                       >> $@
	@echo "Done."

compiler/stage3/$(PLATFORM_H) : compiler/stage2/$(PLATFORM_H)
	"$(CP)" $< $@

# ----------------------------------------------------------------------------
#		Generate supporting stuff for prelude/PrimOp.lhs 
#		from prelude/primops.txt

PRIMOP_BITS_NAMES = primop-data-decl.hs-incl        \
                    primop-tag.hs-incl              \
                    primop-list.hs-incl             \
                    primop-has-side-effects.hs-incl \
                    primop-out-of-line.hs-incl      \
                    primop-commutable.hs-incl       \
                    primop-code-size.hs-incl        \
                    primop-can-fail.hs-incl         \
                    primop-strictness.hs-incl       \
                    primop-fixity.hs-incl       \
                    primop-primop-info.hs-incl

PRIMOP_BITS_STAGE1 = $(addprefix compiler/stage1/build/,$(PRIMOP_BITS_NAMES))
PRIMOP_BITS_STAGE2 = $(addprefix compiler/stage2/build/,$(PRIMOP_BITS_NAMES))
PRIMOP_BITS_STAGE3 = $(addprefix compiler/stage3/build/,$(PRIMOP_BITS_NAMES))

compiler_CPP_OPTS += $(addprefix -I,$(GHC_INCLUDE_DIRS))
compiler_CPP_OPTS += ${GhcCppOpts}

define preprocessCompilerFiles
# $0 = stage
compiler/stage$1/build/Parser.y: compiler/parser/Parser.y.pp
	$$(CPP) $$(RAWCPP_FLAGS) -P $$(compiler_CPP_OPTS) -x c $$< | grep -v '^#pragma GCC' > $$@

compiler/stage$1/build/primops.txt: compiler/prelude/primops.txt.pp compiler/stage$1/$$(PLATFORM_H)
	$$(CPP) $$(RAWCPP_FLAGS) -P $$(compiler_CPP_OPTS) -Icompiler/stage$1 -x c $$< | grep -v '^#pragma GCC' > $$@

compiler/stage$1/build/primop-data-decl.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --data-decl          < $$< > $$@
compiler/stage$1/build/primop-tag.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --primop-tag         < $$< > $$@
compiler/stage$1/build/primop-list.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --primop-list        < $$< > $$@
compiler/stage$1/build/primop-has-side-effects.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --has-side-effects   < $$< > $$@
compiler/stage$1/build/primop-out-of-line.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --out-of-line        < $$< > $$@
compiler/stage$1/build/primop-commutable.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --commutable         < $$< > $$@
compiler/stage$1/build/primop-code-size.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --code-size          < $$< > $$@
compiler/stage$1/build/primop-can-fail.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --can-fail           < $$< > $$@
compiler/stage$1/build/primop-strictness.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --strictness         < $$< > $$@
compiler/stage$1/build/primop-fixity.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --fixity             < $$< > $$@
compiler/stage$1/build/primop-primop-info.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --primop-primop-info < $$< > $$@

# Usages aren't used any more; but the generator 
# can still generate them if we want them back
compiler/stage$1/build/primop-usage.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
	"$$(genprimopcode_INPLACE)" --usage              < $$< > $$@

endef

$(eval $(call preprocessCompilerFiles,1))
$(eval $(call preprocessCompilerFiles,2))
$(eval $(call preprocessCompilerFiles,3))

# -----------------------------------------------------------------------------
# Configuration

compiler_stage1_CONFIGURE_OPTS += --flags=stage1
compiler_stage2_CONFIGURE_OPTS += --flags=stage2
compiler_stage3_CONFIGURE_OPTS += --flags=stage3

ifeq "$(GhcWithNativeCodeGen)" "YES"
compiler_stage1_CONFIGURE_OPTS += --flags=ncg
compiler_stage2_CONFIGURE_OPTS += --flags=ncg
endif

ifeq "$(GhcWithInterpreter)" "YES"
compiler_stage2_CONFIGURE_OPTS += --flags=ghci

ifeq "$(GhcEnableTablesNextToCode) $(GhcUnregisterised)" "YES NO"
# Should GHCI be building info tables in the TABLES_NEXT_TO_CODE style
# or not?
# XXX This should logically be a CPP option, but there doesn't seem to
# be a flag for that
compiler_stage2_CONFIGURE_OPTS += --ghc-option=-DGHCI_TABLES_NEXT_TO_CODE
endif

# Should the debugger commands be enabled?
ifeq "$(GhciWithDebugger)" "YES"
compiler_stage2_CONFIGURE_OPTS += --ghc-option=-DDEBUGGER
endif

endif

ifeq "$(TargetOS_CPP)" "openbsd"
compiler_CONFIGURE_OPTS += --ld-options=-E
endif

ifeq "$(GhcUnregisterised)" "NO"
else
compiler_CONFIGURE_OPTS += --ghc-option=-DNO_REGS
endif

ifeq "$(GhcProfiled)" "YES"

# If we're profiling GHC then we want SCCs.  However, adding -auto-all
# everywhere tends to give a hard-to-read profile, and adds lots of
# overhead.  A better approach is to proceed top-down; identify the
# parts of the compiler of interest, and then add further cost centres
# as necessary.  Turn on -auto-all for individual modules like this:

# compiler/main/DriverPipeline_HC_OPTS += -auto-all
compiler/main/GhcMake_HC_OPTS        += -auto-all
compiler/main/GHC_HC_OPTS            += -auto-all

# or alternatively add {-# OPTIONS_GHC -auto-all #-} to the top of
# modules you're interested in.

# We seem to still build the vanilla libraries even if we say
# --disable-library-vanilla, but installation then fails, as Cabal
# doesn't copy the vanilla .hi files, but ghc-pkg complains about
# their absence when we register the package. So for now, we just
# leave the vanilla libraries enabled.
# compiler_stage2_CONFIGURE_OPTS += --disable-library-vanilla
compiler_stage2_CONFIGURE_OPTS += --ghc-pkg-option=--force
endif

compiler_stage3_CONFIGURE_OPTS := $(compiler_stage2_CONFIGURE_OPTS)

compiler_stage1_CONFIGURE_OPTS += --ghc-option=-DSTAGE=1
compiler_stage2_CONFIGURE_OPTS += --ghc-option=-DSTAGE=2
compiler_stage3_CONFIGURE_OPTS += --ghc-option=-DSTAGE=3
compiler_stage2_HADDOCK_OPTS += --optghc=-DSTAGE=2

compiler/stage1/package-data.mk : compiler/ghc.mk
compiler/stage2/package-data.mk : compiler/ghc.mk
compiler/stage3/package-data.mk : compiler/ghc.mk

# -----------------------------------------------------------------------------
# And build the package

compiler_PACKAGE = ghc

# Note [fiddle-stage1-version]
# The version of the GHC package changes every day, since the
# patchlevel is the current date.  We don't want to force
# recompilation of the entire compiler when this happens, so for stage
# 1 we omit the patchlevel from the version number.  For stage 2 we
# have to include the patchlevel since this is the package we install,
# however.
#
# Note: we also have to tweak the version number of the package itself
# when it gets registered; see Note [munge-stage1-package-config]
# below.
# The ProjectPatchLevel > 20000000 iff it's a date. If it's e.g. 6.12.1
# then we don't want to remove it
ifneq "$(CLEANING)" "YES"
ifeq "$(shell [ $(ProjectPatchLevel) -gt 20000000 ] && echo YES)" "YES"
compiler_stage1_VERSION_MUNGED = YES
endif
endif

ifeq "$(compiler_stage1_VERSION_MUNGED)" "YES"
compiler_stage1_MUNGED_VERSION = $(subst .$(ProjectPatchLevel),,$(ProjectVersion))
define compiler_PACKAGE_MAGIC
compiler_stage1_VERSION = $(compiler_stage1_MUNGED_VERSION)
endef

# Don't register the non-munged package
compiler_stage1_REGISTER_PACKAGE = NO

endif

# Don't do splitting for the GHC package, it takes too long and
# there's not much benefit.
compiler_stage1_SplitObjs = NO
compiler_stage2_SplitObjs = NO
compiler_stage3_SplitObjs = NO

# There are too many symbols in the ghc package for a Windows DLL.
# We therefore need to split some of the modules off into a separate
# DLL. This clump are the modules reachable from DynFlags:
compiler_stage2_dll0_MODULES = Annotations Avail Bag BasicTypes Binary Bitmap BlockId BreakArray BufWrite ByteCodeAsm ByteCodeInstr ByteCodeItbls ByteCodeLink CLabel Class CmdLineParser Cmm CmmCallConv CmmExpr CmmInfo CmmMachOp CmmNode CmmType CmmUtils CoAxiom CodeGen.Platform CodeGen.Platform.ARM CodeGen.Platform.NoRegs CodeGen.Platform.PPC CodeGen.Platform.PPC_Darwin CodeGen.Platform.SPARC CodeGen.Platform.X86 CodeGen.Platform.X86_64 Coercion Config Constants CoreArity CoreFVs CoreSubst CoreSyn CoreTidy CoreUnfold CoreUtils CostCentre DataCon Demand Digraph DriverPhases DynFlags Encoding ErrUtils Exception FamInstEnv FastBool FastFunctions FastMutInt FastString FastTypes Fingerprint FiniteMap ForeignCall Hoopl Hoopl.Dataflow HsBinds HsDecls HsDoc HsExpr HsImpExp HsLit HsPat HsSyn HsTypes HsUtils HscTypes Id IdInfo IfaceSyn IfaceType InstEnv InteractiveEvalTypes Kind ListSetOps Literal Maybes MkCore MkGraph MkId Module MonadUtils Name NameEnv NameSet ObjLink OccName OccurAnal OptCoercion OrdList Outputable PackageConfig Packages Pair Panic Platform PlatformConstants PprCmm PprCmmDecl PprCmmExpr PprCore PrelNames PrelRules Pretty PrimOp RdrName Reg RegClass Rules SMRep Serialized SrcLoc StaticFlags StgCmmArgRep StgCmmClosure StgCmmEnv StgCmmLayout StgCmmMonad StgCmmProf StgCmmTicky StgCmmUtils StgSyn Stream StringBuffer TcEvidence TcType TyCon Type TypeRep TysPrim TysWiredIn Unify UniqFM UniqSet UniqSupply Unique Util Var VarEnv VarSet

compiler_stage2_dll0_HS_OBJS = \
    $(patsubst %,compiler/stage2/build/%.$(dyn_osuf),$(subst .,/,$(compiler_stage2_dll0_MODULES)))

# if stage is set to something other than "1" or "", disable stage 1
ifneq "$(filter-out 1,$(stage))" ""
compiler_stage1_NOT_NEEDED = YES
endif
# if stage is set to something other than "2" or "", disable stage 2
ifneq "$(filter-out 2,$(stage))" ""
compiler_stage2_NOT_NEEDED = YES
endif
# stage 3 has to be requested explicitly with stage=3
ifneq "$(stage)" "3"
compiler_stage3_NOT_NEEDED = YES
endif
$(eval $(call build-package,compiler,stage1,0))
$(eval $(call build-package,compiler,stage2,1))
$(eval $(call build-package,compiler,stage3,2))

# We only want to turn keepCAFs on if we will be loading dynamic
# Haskell libraries with GHCi. We therefore filter the object file
# out for non-dynamic ways.
define keepCAFsForGHCiDynOnly
# $1 = stage
# $2 = way
ifeq "$$(findstring dyn, $1)" ""
compiler_stage$1_$2_C_OBJS := $$(filter-out %/keepCAFsForGHCi.o,$$(compiler_stage$1_$2_C_OBJS))
endif
endef
$(foreach w,$(compiler_stage1_WAYS),$(eval $(call keepCAFsForGHCiDynOnly,1,$w)))
$(foreach w,$(compiler_stage2_WAYS),$(eval $(call keepCAFsForGHCiDynOnly,2,$w)))
$(foreach w,$(compiler_stage3_WAYS),$(eval $(call keepCAFsForGHCiDynOnly,3,$w)))

# after build-package, because that adds --enable-library-for-ghci
# to compiler_stage*_CONFIGURE_OPTS:
# We don't build the GHCi library for the ghc package. We can load it
# the .a file instead, and as object splitting isn't on for the ghc
# package this isn't much slower.However, not building the package saves
# a significant chunk of disk space.
compiler_stage1_CONFIGURE_OPTS += --disable-library-for-ghci
compiler_stage2_CONFIGURE_OPTS += --disable-library-for-ghci
compiler_stage3_CONFIGURE_OPTS += --disable-library-for-ghci

# after build-package, because that sets compiler_stage1_HC_OPTS:
compiler_stage1_HC_OPTS += $(GhcStage1HcOpts)
compiler_stage2_HC_OPTS += $(GhcStage2HcOpts)
compiler_stage3_HC_OPTS += $(GhcStage3HcOpts)

ifneq "$(BINDIST)" "YES"

compiler_stage2_TAGS_HC_OPTS = -package ghc
$(eval $(call tags-package,compiler,stage2))

$(compiler_stage1_depfile_haskell) : compiler/stage1/$(PLATFORM_H)
$(compiler_stage2_depfile_haskell) : compiler/stage2/$(PLATFORM_H)
$(compiler_stage3_depfile_haskell) : compiler/stage3/$(PLATFORM_H)

COMPILER_INCLUDES_DEPS += $(includes_H_CONFIG)
COMPILER_INCLUDES_DEPS += $(includes_H_PLATFORM)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS_HASKELL_TYPE)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS_HASKELL_WRAPPERS)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS_HASKELL_EXPORTS)
COMPILER_INCLUDES_DEPS += $(includes_DERIVEDCONSTANTS)

$(compiler_stage1_depfile_haskell) : $(COMPILER_INCLUDES_DEPS) $(PRIMOP_BITS_STAGE1)
$(compiler_stage2_depfile_haskell) : $(COMPILER_INCLUDES_DEPS) $(PRIMOP_BITS_STAGE2)
$(compiler_stage3_depfile_haskell) : $(COMPILER_INCLUDES_DEPS) $(PRIMOP_BITS_STAGE3)

$(foreach way,$(compiler_stage1_WAYS),\
      compiler/stage1/build/PrimOp.$($(way)_osuf)) : $(PRIMOP_BITS_STAGE1)
$(foreach way,$(compiler_stage2_WAYS),\
      compiler/stage2/build/PrimOp.$($(way)_osuf)) : $(PRIMOP_BITS_STAGE2)
$(foreach way,$(compiler_stage3_WAYS),\
      compiler/stage3/build/PrimOp.$($(way)_osuf)) : $(PRIMOP_BITS_STAGE3)


# GHC itself doesn't know about the above dependencies, so we have to
# switch off the recompilation checker for that module:
compiler/prelude/PrimOp_HC_OPTS  += -fforce-recomp

ifeq "$(DYNAMIC_GHC_PROGRAMS)" "YES"
compiler/utils/Util_HC_OPTS += -DDYNAMIC_GHC_PROGRAMS
endif

# LibFFI.hs #includes ffi.h
ifneq "$(UseSystemLibFFI)" "YES"
compiler/stage2/build/LibFFI.hs : $(libffi_HEADERS)
endif

# On Windows it seems we also need to link directly to libffi
ifeq "$(HostOS_CPP)" "mingw32"
define windowsDynLinkToFfi
# $1 = way
ifneq "$$(findstring dyn, $1)" ""
compiler_stage2_$1_ALL_HC_OPTS += -l$$(LIBFFI_WINDOWS_LIB)
endif
endef
$(foreach way,$(GhcLibWays),$(eval $(call windowsDynLinkToFfi,$(way))))
endif

# Note [munge-stage1-package-config]
# Strip the date/patchlevel from the version of stage1.  See Note
# [fiddle-stage1-version] above.
ifeq "$(compiler_stage1_VERSION_MUNGED)" "YES"
compiler/stage1/inplace-pkg-config-munged: compiler/stage1/inplace-pkg-config
	sed -e 's/^\(version: .*\)\.$(ProjectPatchLevel)$$/\1/' \
	    -e 's/^\(id: .*\)\.$(ProjectPatchLevel)$$/\1/' \
	    -e 's/^\(hs-libraries: HSghc-.*\)\.$(ProjectPatchLevel)$$/\1/' \
	  < $< > $@
	"$(compiler_stage1_GHC_PKG)" update --force $(compiler_stage1_GHC_PKG_OPTS) $@

# We need to make sure the munged config is in the database before we
# try to configure ghc-bin
ghc/stage1/package-data.mk : compiler/stage1/inplace-pkg-config-munged
endif

endif