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Makefile.rules
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Makefile.rules
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#===-- Makefile.rules - Common make rules for LLVM ---------*- Makefile -*--===#
#
# The LLVM Compiler Infrastructure
#
# This file is distributed under the University of Illinois Open Source
# License. See LICENSE.TXT for details.
#
#===------------------------------------------------------------------------===#
#
# This file is included by all of the LLVM makefiles. For details on how to use
# it properly, please see the document MakefileGuide.html in the docs directory.
#
#===-----------------------------------------------------------------------====#
################################################################################
# TARGETS: Define standard targets that can be invoked
################################################################################
#--------------------------------------------------------------------
# Define the various target sets
#--------------------------------------------------------------------
RecursiveTargets := all clean clean-all install uninstall install-bytecode \
unitcheck
LocalTargets := all-local clean-local clean-all-local check-local \
install-local printvars uninstall-local \
install-bytecode-local
TopLevelTargets := check dist dist-check dist-clean dist-gzip dist-bzip2 \
dist-zip unittests
UserTargets := $(RecursiveTargets) $(LocalTargets) $(TopLevelTargets)
InternalTargets := preconditions distdir dist-hook
################################################################################
# INITIALIZATION: Basic things the makefile needs
################################################################################
#--------------------------------------------------------------------
# Set the VPATH so that we can find source files.
#--------------------------------------------------------------------
VPATH=$(PROJ_SRC_DIR)
#--------------------------------------------------------------------
# Reset the list of suffixes we know how to build.
#--------------------------------------------------------------------
.SUFFIXES:
.SUFFIXES: .c .cpp .cc .h .hpp .o .a .bc .td .ps .dot .ll .m .mm
.SUFFIXES: $(SHLIBEXT) $(SUFFIXES)
#--------------------------------------------------------------------
# Mark all of these targets as phony to avoid implicit rule search
#--------------------------------------------------------------------
.PHONY: $(UserTargets) $(InternalTargets)
#--------------------------------------------------------------------
# Make sure all the user-target rules are double colon rules and
# they are defined first.
#--------------------------------------------------------------------
$(UserTargets)::
################################################################################
# PRECONDITIONS: that which must be built/checked first
################################################################################
SrcMakefiles := $(filter %Makefile %Makefile.tests,\
$(wildcard $(PROJ_SRC_DIR)/Makefile*))
ObjMakefiles := $(subst $(PROJ_SRC_DIR),$(PROJ_OBJ_DIR),$(SrcMakefiles))
ConfigureScript := $(PROJ_SRC_ROOT)/configure
ConfigStatusScript := $(PROJ_OBJ_ROOT)/config.status
MakefileConfigIn := $(strip $(wildcard $(PROJ_SRC_ROOT)/Makefile.config.in))
MakefileCommonIn := $(strip $(wildcard $(PROJ_SRC_ROOT)/Makefile.common.in))
MakefileConfig := $(PROJ_OBJ_ROOT)/Makefile.config
MakefileCommon := $(PROJ_OBJ_ROOT)/Makefile.common
PreConditions := $(ConfigStatusScript) $(ObjMakefiles)
ifneq ($(MakefileCommonIn),)
PreConditions += $(MakefileCommon)
endif
ifneq ($(MakefileConfigIn),)
PreConditions += $(MakefileConfig)
endif
preconditions: $(PreConditions)
#------------------------------------------------------------------------
# Make sure the BUILT_SOURCES are built first
#------------------------------------------------------------------------
$(filter-out clean clean-local,$(UserTargets)):: $(BUILT_SOURCES)
clean-all-local::
ifneq ($(strip $(BUILT_SOURCES)),)
-$(Verb) $(RM) -f $(BUILT_SOURCES)
endif
ifneq ($(PROJ_OBJ_ROOT),$(PROJ_SRC_ROOT))
spotless:
$(Verb) if test -x config.status ; then \
$(EchoCmd) Wiping out $(PROJ_OBJ_ROOT) ; \
$(MKDIR) .spotless.save ; \
$(MV) config.status .spotless.save ; \
$(MV) mklib .spotless.save ; \
$(MV) projects .spotless.save ; \
$(RM) -rf * ; \
$(MV) .spotless.save/config.status . ; \
$(MV) .spotless.save/mklib . ; \
$(MV) .spotless.save/projects . ; \
$(RM) -rf .spotless.save ; \
$(EchoCmd) Rebuilding configuration of $(PROJ_OBJ_ROOT) ; \
$(ConfigStatusScript) --recheck $(ConfigureScriptFLAGS) && \
$(ConfigStatusScript) ; \
else \
$(EchoCmd) "make spotless" can only be run from $(PROJ_OBJ_ROOT); \
fi
else
spotless:
$(EchoCmd) "spotless target not supported for objdir == srcdir"
endif
$(BUILT_SOURCES) : $(ObjMakefiles)
#------------------------------------------------------------------------
# Make sure we're not using a stale configuration
#------------------------------------------------------------------------
reconfigure:
$(Echo) Reconfiguring $(PROJ_OBJ_ROOT)
$(Verb) cd $(PROJ_OBJ_ROOT) && \
if test -w $(PROJ_OBJ_ROOT)/config.cache ; then \
$(RM) $(PROJ_OBJ_ROOT)/config.cache ; \
fi ; \
$(ConfigStatusScript) --recheck $(ConfigureScriptFLAGS) && \
$(ConfigStatusScript)
.PRECIOUS: $(ConfigStatusScript)
$(ConfigStatusScript): $(ConfigureScript)
$(Echo) Reconfiguring with $<
$(Verb) cd $(PROJ_OBJ_ROOT) && \
if test -w $(PROJ_OBJ_ROOT)/config.cache ; then \
$(RM) $(PROJ_OBJ_ROOT)/config.cache ; \
fi ; \
$(ConfigStatusScript) --recheck $(ConfigureScriptFLAGS) && \
$(ConfigStatusScript)
#------------------------------------------------------------------------
# Make sure the configuration makefile is up to date
#------------------------------------------------------------------------
ifneq ($(MakefileConfigIn),)
$(MakefileConfig): $(MakefileConfigIn) $(ConfigStatusScript)
$(Echo) Regenerating $@
$(Verb) cd $(PROJ_OBJ_ROOT) ; $(ConfigStatusScript) Makefile.config
endif
ifneq ($(MakefileCommonIn),)
$(MakefileCommon): $(MakefileCommonIn) $(ConfigStatusScript)
$(Echo) Regenerating $@
$(Verb) cd $(PROJ_OBJ_ROOT) ; $(ConfigStatusScript) Makefile.common
endif
#------------------------------------------------------------------------
# If the Makefile in the source tree has been updated, copy it over into the
# build tree. But, only do this if the source and object makefiles differ
#------------------------------------------------------------------------
ifndef PROJ_MAKEFILE
PROJ_MAKEFILE := $(PROJ_SRC_DIR)/Makefile
endif
ifneq ($(PROJ_OBJ_DIR),$(PROJ_SRC_DIR))
Makefile: $(PROJ_MAKEFILE) $(ExtraMakefiles)
$(Echo) "Updating Makefile"
$(Verb) $(MKDIR) $(@D)
$(Verb) $(CP) -f $< $@
# Copy the Makefile.* files unless we're in the root directory which avoids
# the copying of Makefile.config.in or other things that should be explicitly
# taken care of.
$(PROJ_OBJ_DIR)/Makefile% : $(PROJ_MAKEFILE)%
@case '$?' in \
*Makefile.rules) ;; \
*.in) ;; \
*) $(EchoCmd) "Updating $(@F)" ; \
$(MKDIR) $(@D) ; \
$(CP) -f $< $@ ;; \
esac
endif
#------------------------------------------------------------------------
# Set up the basic dependencies
#------------------------------------------------------------------------
$(UserTargets):: $(PreConditions)
all:: all-local
clean:: clean-local
clean-all:: clean-local clean-all-local
install:: install-local
uninstall:: uninstall-local
install-local:: all-local
install-bytecode:: install-bytecode-local
###############################################################################
# LLVMC: Provide rules for compiling llvmc-based driver
###############################################################################
ifdef LLVMC_BASED_DRIVER
TOOLNAME = $(LLVMC_BASED_DRIVER)
LLVMLIBS = CompilerDriver.a
LINK_COMPONENTS = support system
endif # LLVMC_BASED_DRIVER
###############################################################################
# VARIABLES: Set up various variables based on configuration data
###############################################################################
# Variable for if this make is for a "cleaning" target
ifneq ($(strip $(filter clean clean-local dist-clean,$(MAKECMDGOALS))),)
IS_CLEANING_TARGET=1
endif
#--------------------------------------------------------------------
# Variables derived from configuration we are building
#--------------------------------------------------------------------
CPP.Defines :=
ifeq ($(ENABLE_OPTIMIZED),1)
BuildMode := Release
# Don't use -fomit-frame-pointer on Darwin or FreeBSD.
ifneq ($(HOST_OS),FreeBSD)
ifneq ($(HOST_OS),Darwin)
OmitFramePointer := -fomit-frame-pointer
endif
endif
# Darwin requires -fstrict-aliasing to be explicitly enabled.
# Avoid -fstrict-aliasing on Darwin for now, there are unresolved issues
# with -fstrict-aliasing and ipa-type-escape radr://6756684
#ifeq ($(HOST_OS),Darwin)
# EXTRA_OPTIONS += -fstrict-aliasing -Wstrict-aliasing
#endif
CXX.Flags += $(OPTIMIZE_OPTION) $(OmitFramePointer)
C.Flags += $(OPTIMIZE_OPTION) $(OmitFramePointer)
LD.Flags += $(OPTIMIZE_OPTION)
ifdef DEBUG_SYMBOLS
BuildMode := $(BuildMode)+Debug
CXX.Flags += -g
C.Flags += -g
LD.Flags += -g
KEEP_SYMBOLS := 1
endif
else
ifdef NO_DEBUG_SYMBOLS
BuildMode := Unoptimized
CXX.Flags +=
C.Flags +=
LD.Flags +=
KEEP_SYMBOLS := 1
else
BuildMode := Debug
CXX.Flags += -g
C.Flags += -g
LD.Flags += -g
KEEP_SYMBOLS := 1
endif
endif
ifeq ($(ENABLE_PROFILING),1)
BuildMode := $(BuildMode)+Profile
CXX.Flags := $(filter-out -fomit-frame-pointer,$(CXX.Flags)) -pg -g
C.Flags := $(filter-out -fomit-frame-pointer,$(C.Flags)) -pg -g
LD.Flags := $(filter-out -fomit-frame-pointer,$(LD.Flags)) -pg -g
KEEP_SYMBOLS := 1
endif
#ifeq ($(ENABLE_VISIBILITY_INLINES_HIDDEN),1)
# CXX.Flags += -fvisibility-inlines-hidden
#endif
ifdef ENABLE_EXPENSIVE_CHECKS
# GNU libstdc++ uses RTTI if you define _GLIBCXX_DEBUG, which we did above.
# See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40160
REQUIRES_RTTI := 1
endif
# IF REQUIRES_EH=1 is specified then don't disable exceptions
ifndef REQUIRES_EH
CXX.Flags += -fno-exceptions
else
# If the library requires EH, it also requires RTTI.
REQUIRES_RTTI := 1
endif
ifdef REQUIRES_FRAME_POINTER
CXX.Flags := $(filter-out -fomit-frame-pointer,$(CXX.Flags))
C.Flags := $(filter-out -fomit-frame-pointer,$(C.Flags))
LD.Flags := $(filter-out -fomit-frame-pointer,$(LD.Flags))
endif
# If REQUIRES_RTTI=1 is specified then don't disable run-time type id.
ifneq ($(REQUIRES_RTTI), 1)
CXX.Flags += -fno-rtti
endif
ifeq ($(ENABLE_COVERAGE),1)
BuildMode := $(BuildMode)+Coverage
CXX.Flags += -ftest-coverage -fprofile-arcs
C.Flags += -ftest-coverage -fprofile-arcs
endif
# If DISABLE_ASSERTIONS=1 is specified (make command line or configured),
# then disable assertions by defining the appropriate preprocessor symbols.
ifeq ($(DISABLE_ASSERTIONS),1)
CPP.Defines += -DNDEBUG
else
BuildMode := $(BuildMode)+Asserts
CPP.Defines += -D_DEBUG
endif
# If ENABLE_EXPENSIVE_CHECKS=1 is specified (make command line or
# configured), then enable expensive checks by defining the
# appropriate preprocessor symbols.
ifeq ($(ENABLE_EXPENSIVE_CHECKS),1)
BuildMode := $(BuildMode)+Checks
CPP.Defines += -D_GLIBCXX_DEBUG -DXDEBUG
endif
# LOADABLE_MODULE implies several other things so we force them to be
# defined/on.
ifdef LOADABLE_MODULE
SHARED_LIBRARY := 1
LINK_LIBS_IN_SHARED := 1
endif
ifdef SHARED_LIBRARY
ENABLE_PIC := 1
PIC_FLAG = "(PIC)"
endif
ifeq ($(ENABLE_PIC),1)
ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
# Nothing. Win32 defaults to PIC and warns when given -fPIC
else
ifeq ($(HOST_OS),Darwin)
# Common symbols not allowed in dylib files
CXX.Flags += -fno-common
C.Flags += -fno-common
else
# Linux and others; pass -fPIC
CXX.Flags += -fPIC
C.Flags += -fPIC
endif
endif
else
ifeq ($(HOST_OS),Darwin)
CXX.Flags += -mdynamic-no-pic
C.Flags += -mdynamic-no-pic
endif
endif
# Support makefile variable to disable any kind of timestamp/non-deterministic
# info from being used in the build.
ifeq ($(ENABLE_TIMESTAMPS),1)
DOTDIR_TIMESTAMP_COMMAND := $(DATE)
else
DOTDIR_TIMESTAMP_COMMAND := echo 'Created.'
endif
ifeq ($(HOST_OS),MingW)
# Work around PR4957
CPP.Defines += -D__NO_CTYPE_INLINE
ifeq ($(LLVM_CROSS_COMPILING),1)
# Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=525016
ifdef TOOLNAME
LD.Flags += -Wl,--allow-multiple-definition
endif
endif
endif
CXX.Flags += -Woverloaded-virtual
CPP.BaseFlags += $(CPP.Defines)
AR.Flags := cru
# Make Floating point IEEE compliant on Alpha.
ifeq ($(ARCH),Alpha)
CXX.Flags += -mieee
CPP.BaseFlags += -mieee
ifeq ($(ENABLE_PIC),0)
CXX.Flags += -fPIC
CPP.BaseFlags += -fPIC
endif
LD.Flags += -Wl,--no-relax
endif
#--------------------------------------------------------------------
# Directory locations
#--------------------------------------------------------------------
TargetMode :=
ifeq ($(LLVM_CROSS_COMPILING),1)
BuildLLVMToolDir := $(LLVM_OBJ_ROOT)/BuildTools/$(LLVM_BUILD_MODE)/bin
endif
ObjRootDir := $(PROJ_OBJ_DIR)/$(BuildMode)
ObjDir := $(ObjRootDir)
LibDir := $(PROJ_OBJ_ROOT)/$(BuildMode)/lib
ToolDir := $(PROJ_OBJ_ROOT)/$(BuildMode)/bin
ExmplDir := $(PROJ_OBJ_ROOT)/$(BuildMode)/examples
LLVMLibDir := $(LLVM_OBJ_ROOT)/$(LLVM_BUILD_MODE)/lib
LLVMToolDir := $(LLVM_OBJ_ROOT)/$(LLVM_BUILD_MODE)/bin
LLVMExmplDir:= $(LLVM_OBJ_ROOT)/$(LLVM_BUILD_MODE)/examples
#--------------------------------------------------------------------
# Locations of shared libraries
#--------------------------------------------------------------------
SharedPrefix := lib
SharedLibDir := $(LibDir)
LLVMSharedLibDir := $(LLVMLibDir)
# Win32.DLL prefers to be located on the "PATH" of binaries.
ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
SharedLibDir := $(ToolDir)
LLVMSharedLibDir := $(LLVMToolDir)
ifeq ($(HOST_OS),Cygwin)
SharedPrefix := cyg
else
SharedPrefix :=
endif
endif
#--------------------------------------------------------------------
# LLVM Capable Compiler
#--------------------------------------------------------------------
ifeq ($(LLVMCC_OPTION),llvm-gcc)
LLVMCC := $(LLVMGCC)
LLVMCXX := $(LLVMGXX)
else
ifeq ($(LLVMCC_OPTION),clang)
ifneq ($(CLANGPATH),)
LLVMCC := $(CLANGPATH)
LLVMCXX := $(CLANGXXPATH)
else
ifeq ($(ENABLE_BUILT_CLANG),1)
LLVMCC := $(LLVMToolDir)/clang
LLVMCXX := $(LLVMToolDir)/clang++
endif
endif
else
LLVMCC := $(LLVMGCC)
LLVMCXX := $(LLVMGXX)
endif
endif
#--------------------------------------------------------------------
# Full Paths To Compiled Tools and Utilities
#--------------------------------------------------------------------
EchoCmd = $(ECHO) llvm[$(MAKELEVEL)]:
Echo = @$(EchoCmd)
ifndef LLVMAS
LLVMAS := $(LLVMToolDir)/llvm-as$(EXEEXT)
endif
ifndef TBLGEN
ifeq ($(LLVM_CROSS_COMPILING),1)
TBLGEN := $(BuildLLVMToolDir)/tblgen$(BUILD_EXEEXT)
else
TBLGEN := $(LLVMToolDir)/tblgen$(EXEEXT)
endif
endif
LLVM_CONFIG := $(LLVMToolDir)/llvm-config
ifndef LLVMLD
LLVMLD := $(LLVMToolDir)/llvm-ld$(EXEEXT)
endif
ifndef LLVMDIS
LLVMDIS := $(LLVMToolDir)/llvm-dis$(EXEEXT)
endif
ifndef LLI
LLI := $(LLVMToolDir)/lli$(EXEEXT)
endif
ifndef LLC
LLC := $(LLVMToolDir)/llc$(EXEEXT)
endif
ifndef LOPT
LOPT := $(LLVMToolDir)/opt$(EXEEXT)
endif
ifndef LBUGPOINT
LBUGPOINT := $(LLVMToolDir)/bugpoint$(EXEEXT)
endif
#--------------------------------------------------------------------
# Adjust to user's request
#--------------------------------------------------------------------
ifeq ($(HOST_OS),Darwin)
DARWIN_VERSION := `sw_vers -productVersion`
# Strip a number like 10.4.7 to 10.4
DARWIN_VERSION := $(shell echo $(DARWIN_VERSION)| sed -E 's/(10.[0-9]).*/\1/')
# Get "4" out of 10.4 for later pieces in the makefile.
DARWIN_MAJVERS := $(shell echo $(DARWIN_VERSION)| sed -E 's/10.([0-9]).*/\1/')
SharedLinkOptions=-Wl,-flat_namespace -Wl,-undefined,suppress \
-dynamiclib
ifneq ($(ARCH),ARM)
SharedLinkOptions += -mmacosx-version-min=$(DARWIN_VERSION)
endif
else
SharedLinkOptions=-shared
endif
ifeq ($(TARGET_OS),Darwin)
ifneq ($(ARCH),ARM)
TargetCommonOpts += -mmacosx-version-min=$(DARWIN_VERSION)
endif
endif
ifdef SHARED_LIBRARY
ifneq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
ifneq ($(HOST_OS),Darwin)
LD.Flags += $(RPATH) -Wl,'$$ORIGIN'
else
ifneq ($(DARWIN_MAJVERS),4)
LD.Flags += $(RPATH) -Wl,$(SharedLibDir)
endif
endif
endif
endif
ifdef TOOL_VERBOSE
C.Flags += -v
CXX.Flags += -v
LD.Flags += -v
VERBOSE := 1
endif
# Adjust settings for verbose mode
ifndef VERBOSE
Verb := @
AR.Flags += >/dev/null 2>/dev/null
ConfigureScriptFLAGS += >$(PROJ_OBJ_DIR)/configure.out 2>&1
else
ConfigureScriptFLAGS :=
endif
# By default, strip symbol information from executable
ifndef KEEP_SYMBOLS
Strip := $(PLATFORMSTRIPOPTS)
StripWarnMsg := "(without symbols)"
Install.StripFlag += -s
endif
ifdef TOOL_NO_EXPORTS
DynamicFlags :=
else
DynamicFlag := $(RDYNAMIC)
endif
# Adjust linker flags for building an executable
ifneq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
ifneq ($(HOST_OS), Darwin)
ifdef TOOLNAME
LD.Flags += $(RPATH) -Wl,'$$ORIGIN/../lib'
ifdef EXAMPLE_TOOL
LD.Flags += $(RPATH) -Wl,$(ExmplDir) $(DynamicFlag)
else
LD.Flags += $(RPATH) -Wl,$(ToolDir) $(DynamicFlag)
endif
endif
else
ifneq ($(DARWIN_MAJVERS),4)
LD.Flags += $(RPATH) -Wl,@executable_path/../lib
endif
endif
endif
#----------------------------------------------------------
# Options To Invoke Tools
#----------------------------------------------------------
ifndef NO_PEDANTIC
CompileCommonOpts += -pedantic -Wno-long-long
endif
CompileCommonOpts += -Wall -W -Wno-unused-parameter -Wwrite-strings \
$(EXTRA_OPTIONS)
# Enable cast-qual for C++; the workaround is to use const_cast.
CXX.Flags += -Wcast-qual
ifeq ($(HOST_OS),HP-UX)
CompileCommonOpts := -D_REENTRANT -D_HPUX_SOURCE
endif
# If we are building a universal binary on Mac OS/X, pass extra options. This
# is useful to people that want to link the LLVM libraries into their universal
# apps.
#
# The following can be optionally specified:
# UNIVERSAL_SDK_PATH variable can be specified as a path to the SDK to use.
# For Mac OS/X 10.4 Intel machines, the traditional one is:
# UNIVERSAL_SDK_PATH=/Developer/SDKs/MacOSX10.4u.sdk/
# UNIVERSAL_ARCH can be optionally specified to be a list of architectures
# to build for, e.g. UNIVERSAL_ARCH="i386 ppc ppc64". This defaults to
# i386/ppc only.
ifdef UNIVERSAL
ifndef UNIVERSAL_ARCH
UNIVERSAL_ARCH := i386 ppc
endif
UNIVERSAL_ARCH_OPTIONS := $(UNIVERSAL_ARCH:%=-arch %)
CompileCommonOpts += $(UNIVERSAL_ARCH_OPTIONS)
ifdef UNIVERSAL_SDK_PATH
CompileCommonOpts += -isysroot $(UNIVERSAL_SDK_PATH)
endif
# Building universal cannot compute dependencies automatically.
DISABLE_AUTO_DEPENDENCIES=1
else
ifeq ($(TARGET_OS),Darwin)
ifeq ($(ARCH),x86_64)
TargetCommonOpts = -m64
else
ifeq ($(ARCH),x86)
TargetCommonOpts = -m32
endif
endif
endif
endif
ifeq ($(HOST_OS),SunOS)
CPP.BaseFlags += -include llvm/System/Solaris.h
endif
ifeq ($(HOST_OS),AuroraUX)
CPP.BaseFlags += -include llvm/System/Solaris.h
endif # !HOST_OS - AuroraUX.
LD.Flags += -L$(LibDir) -L$(LLVMLibDir)
CPP.BaseFlags += -D_GNU_SOURCE -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS
# All -I flags should go here, so that they don't confuse llvm-config.
CPP.Flags += $(sort -I$(PROJ_OBJ_DIR) -I$(PROJ_SRC_DIR) \
$(patsubst %,-I%/include,\
$(PROJ_OBJ_ROOT) $(PROJ_SRC_ROOT) \
$(LLVM_OBJ_ROOT) $(LLVM_SRC_ROOT))) \
$(CPP.BaseFlags)
ifeq ($(BUILD_COMPONENT), 1)
Compile.C = $(BUILD_CC) $(CPP.Flags) $(C.Flags) $(CFLAGS) $(CPPFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts) -c
Compile.CXX = $(BUILD_CXX) $(CPP.Flags) $(CXX.Flags) $(CXXFLAGS) \
$(CPPFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts) -c
Preprocess.CXX= $(BUILD_CXX) $(CPP.Flags) $(CPPFLAGS) $(TargetCommonOpts) \
$(CompileCommonOpts) $(CXX.Flags) -E
Link = $(BUILD_CXX) $(CPP.Flags) $(CXX.Flags) $(CXXFLAGS) \
$(LDFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts) $(LD.Flags) $(Strip)
else
Compile.C = $(CC) $(CPP.Flags) $(C.Flags) $(CFLAGS) $(CPPFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts) -c
Compile.CXX = $(CXX) $(CPP.Flags) $(CXX.Flags) $(CXXFLAGS) $(CPPFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts) -c
Preprocess.CXX= $(CXX) $(CPP.Flags) $(TargetCommonOpts) $(CPPFLAGS) \
$(CompileCommonOpts) $(CXX.Flags) -E
Link = $(CXX) $(CPP.Flags) $(CXX.Flags) $(CXXFLAGS) $(LDFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts) $(LD.Flags) $(Strip)
endif
BCCompile.C = $(LLVMCC) $(CPP.Flags) $(C.Flags) $(CFLAGS) $(CPPFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts)
Preprocess.C = $(CC) $(CPP.Flags) $(C.Flags) $(CPPFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts) -E
BCCompile.CXX = $(LLVMCXX) $(CPP.Flags) $(CXX.Flags) $(CXXFLAGS) $(CPPFLAGS) \
$(TargetCommonOpts) $(CompileCommonOpts)
ProgInstall = $(INSTALL) $(Install.StripFlag) -m 0755
ScriptInstall = $(INSTALL) -m 0755
DataInstall = $(INSTALL) -m 0644
# When compiling under Mingw/Cygwin, the tblgen tool expects Windows
# paths. In this case, the SYSPATH function (defined in
# Makefile.config) transforms Unix paths into Windows paths.
TableGen = $(TBLGEN) -I $(call SYSPATH, $(PROJ_SRC_DIR)) \
-I $(call SYSPATH, $(LLVM_SRC_ROOT)/include) \
-I $(call SYSPATH, $(PROJ_SRC_ROOT)/include) \
-I $(call SYSPATH, $(PROJ_SRC_ROOT)/lib/Target)
Archive = $(AR) $(AR.Flags)
LArchive = $(LLVMToolDir)/llvm-ar rcsf
ifdef RANLIB
Ranlib = $(RANLIB)
else
Ranlib = ranlib
endif
AliasTool = ln -s
#----------------------------------------------------------
# Get the list of source files and compute object file
# names from them.
#----------------------------------------------------------
ifndef SOURCE_SUFFIXES
SourceSuffixes := .cpp .c .cc .m .mm
else
SourceSuffixes := $(SOURCE_SUFFIXES)
endif
SourcePatterns := $(addprefix %,$(SourceSuffixes))
SourceWildcards := $(addprefix $(PROJ_SRC_DIR)/*,$(SourceSuffixes))
ifndef SOURCES
Sources := $(notdir $(wildcard $(SourceWildcards)))
else
Sources := $(SOURCES)
endif
ifdef BUILT_SOURCES
Sources += $(filter $(SourcePatterns),$(BUILT_SOURCES))
endif
BaseNameSources := $(sort $(basename $(Sources)))
ObjectsO := $(BaseNameSources:%=$(ObjDir)/%.o)
ObjectsBC := $(BaseNameSources:%=$(ObjDir)/%.bc)
###############################################################################
# DIRECTORIES: Handle recursive descent of directory structure
###############################################################################
#---------------------------------------------------------
# Provide rules to make install dirs. This must be early
# in the file so they get built before dependencies
#---------------------------------------------------------
$(DESTDIR)$(PROJ_bindir) $(DESTDIR)$(PROJ_libdir) $(DESTDIR)$(PROJ_includedir) $(DESTDIR)$(PROJ_etcdir)::
$(Verb) $(MKDIR) $@
# To create other directories, as needed, and timestamp their creation
%/.dir:
$(Verb) $(MKDIR) $* > /dev/null
$(Verb) $(DOTDIR_TIMESTAMP_COMMAND) > $@
.PRECIOUS: $(ObjDir)/.dir $(LibDir)/.dir $(ToolDir)/.dir $(ExmplDir)/.dir
.PRECIOUS: $(LLVMLibDir)/.dir $(LLVMToolDir)/.dir $(LLVMExmplDir)/.dir
#---------------------------------------------------------
# Handle the DIRS options for sequential construction
#---------------------------------------------------------
SubDirs :=
ifdef DIRS
SubDirs += $(DIRS)
ifneq ($(PROJ_SRC_ROOT),$(PROJ_OBJ_ROOT))
$(RecursiveTargets)::
$(Verb) for dir in $(DIRS); do \
if ([ ! -f $$dir/Makefile ] || \
command test $$dir/Makefile -ot $(PROJ_SRC_DIR)/$$dir/Makefile ); then \
$(MKDIR) $$dir; \
$(CP) $(PROJ_SRC_DIR)/$$dir/Makefile $$dir/Makefile; \
fi; \
($(MAKE) -C $$dir $@ ) || exit 1; \
done
else
$(RecursiveTargets)::
$(Verb) for dir in $(DIRS); do \
($(MAKE) -C $$dir $@ ) || exit 1; \
done
endif
endif
#---------------------------------------------------------
# Handle the EXPERIMENTAL_DIRS options ensuring success
# after each directory is built.
#---------------------------------------------------------
ifdef EXPERIMENTAL_DIRS
$(RecursiveTargets)::
$(Verb) for dir in $(EXPERIMENTAL_DIRS); do \
if ([ ! -f $$dir/Makefile ] || \
command test $$dir/Makefile -ot $(PROJ_SRC_DIR)/$$dir/Makefile ); then \
$(MKDIR) $$dir; \
$(CP) $(PROJ_SRC_DIR)/$$dir/Makefile $$dir/Makefile; \
fi; \
($(MAKE) -C $$dir $@ ) || exit 0; \
done
endif
#-----------------------------------------------------------
# Handle the OPTIONAL_PARALLEL_DIRS options for optional parallel construction
#-----------------------------------------------------------
ifdef OPTIONAL_PARALLEL_DIRS
PARALLEL_DIRS += $(foreach T,$(OPTIONAL_PARALLEL_DIRS),$(shell test -d $(PROJ_SRC_DIR)/$(T) && echo "$(T)"))
endif
#-----------------------------------------------------------
# Handle the PARALLEL_DIRS options for parallel construction
#-----------------------------------------------------------
ifdef PARALLEL_DIRS
SubDirs += $(PARALLEL_DIRS)
# Unfortunately, this list must be maintained if new recursive targets are added
all :: $(addsuffix /.makeall ,$(PARALLEL_DIRS))
clean :: $(addsuffix /.makeclean ,$(PARALLEL_DIRS))
clean-all:: $(addsuffix /.makeclean-all,$(PARALLEL_DIRS))
install :: $(addsuffix /.makeinstall ,$(PARALLEL_DIRS))
uninstall:: $(addsuffix /.makeuninstall,$(PARALLEL_DIRS))
install-bytecode :: $(addsuffix /.makeinstall-bytecode,$(PARALLEL_DIRS))
unitcheck:: $(addsuffix /.makeunitcheck,$(PARALLEL_DIRS))
ParallelTargets := $(foreach T,$(RecursiveTargets),%/.make$(T))
$(ParallelTargets) :
$(Verb) if ([ ! -f $(@D)/Makefile ] || \
command test $(@D)/Makefile -ot \
$(PROJ_SRC_DIR)/$(@D)/Makefile ); then \
$(MKDIR) $(@D); \
$(CP) $(PROJ_SRC_DIR)/$(@D)/Makefile $(@D)/Makefile; \
fi; \
$(MAKE) -C $(@D) $(subst $(@D)/.make,,$@)
endif
#---------------------------------------------------------
# Handle the OPTIONAL_DIRS options for directores that may
# or may not exist.
#---------------------------------------------------------
ifdef OPTIONAL_DIRS
SubDirs += $(OPTIONAL_DIRS)
ifneq ($(PROJ_SRC_ROOT),$(PROJ_OBJ_ROOT))
$(RecursiveTargets)::
$(Verb) for dir in $(OPTIONAL_DIRS); do \
if [ -d $(PROJ_SRC_DIR)/$$dir ]; then\
if ([ ! -f $$dir/Makefile ] || \
command test $$dir/Makefile -ot $(PROJ_SRC_DIR)/$$dir/Makefile ); then \
$(MKDIR) $$dir; \
$(CP) $(PROJ_SRC_DIR)/$$dir/Makefile $$dir/Makefile; \
fi; \
($(MAKE) -C$$dir $@ ) || exit 1; \
fi \
done
else
$(RecursiveTargets)::
$(Verb) for dir in $(OPTIONAL_DIRS); do \
($(MAKE) -C$$dir $@ ) || exit 1; \
done
endif
endif
#---------------------------------------------------------
# Handle the CONFIG_FILES options
#---------------------------------------------------------
ifdef CONFIG_FILES
ifdef NO_INSTALL
install-local::
$(Echo) Install circumvented with NO_INSTALL
uninstall-local::
$(Echo) UnInstall circumvented with NO_INSTALL
else
install-local:: $(DESTDIR)$(PROJ_etcdir) $(CONFIG_FILES)
$(Echo) Installing Configuration Files To $(DESTDIR)$(PROJ_etcdir)
$(Verb)for file in $(CONFIG_FILES); do \
if test -f $(PROJ_OBJ_DIR)/$${file} ; then \
$(DataInstall) $(PROJ_OBJ_DIR)/$${file} $(DESTDIR)$(PROJ_etcdir) ; \
elif test -f $(PROJ_SRC_DIR)/$${file} ; then \
$(DataInstall) $(PROJ_SRC_DIR)/$${file} $(DESTDIR)$(PROJ_etcdir) ; \
else \
$(ECHO) Error: cannot find config file $${file}. ; \
fi \
done
uninstall-local::
$(Echo) Uninstalling Configuration Files From $(DESTDIR)$(PROJ_etcdir)
$(Verb)for file in $(CONFIG_FILES); do \
$(RM) -f $(DESTDIR)$(PROJ_etcdir)/$${file} ; \
done
endif
endif
###############################################################################
# Set up variables for building libraries
###############################################################################
#---------------------------------------------------------
# Define various command line options pertaining to the
# libraries needed when linking. There are "Proj" libs
# (defined by the user's project) and "LLVM" libs (defined
# by the LLVM project).
#---------------------------------------------------------
ifdef USEDLIBS
ProjLibsOptions := $(patsubst %.a.o, -l%, $(addsuffix .o, $(USEDLIBS)))
ProjLibsOptions := $(patsubst %.o, $(LibDir)/%.o, $(ProjLibsOptions))
ProjUsedLibs := $(patsubst %.a.o, lib%.a, $(addsuffix .o, $(USEDLIBS)))
ProjLibsPaths := $(addprefix $(LibDir)/,$(ProjUsedLibs))
endif
ifdef LLVMLIBS
LLVMLibsOptions := $(patsubst %.a.o, -l%, $(addsuffix .o, $(LLVMLIBS)))
LLVMLibsOptions := $(patsubst %.o, $(LLVMLibDir)/%.o, $(LLVMLibsOptions))
LLVMUsedLibs := $(patsubst %.a.o, lib%.a, $(addsuffix .o, $(LLVMLIBS)))
LLVMLibsPaths := $(addprefix $(LLVMLibDir)/,$(LLVMUsedLibs))
endif
# Loadable module for Win32 requires all symbols resolved for linking.
# Then all symbols in LLVM.dll will be available.
ifeq ($(ENABLE_SHARED),1)
ifdef LOADABLE_MODULE
ifneq (,$(filter $(HOST_OS),Cygwin MingW))
LINK_COMPONENTS += all
endif
endif
endif
ifndef IS_CLEANING_TARGET
ifdef LINK_COMPONENTS
# If LLVM_CONFIG doesn't exist, build it. This can happen if you do a make
# clean in tools, then do a make in tools (instead of at the top level).
$(LLVM_CONFIG):
@echo "*** llvm-config doesn't exist - rebuilding it."
@$(MAKE) -C $(PROJ_OBJ_ROOT)/tools/llvm-config
$(ToolDir)/$(strip $(TOOLNAME))$(EXEEXT): $(LLVM_CONFIG)
ifeq ($(ENABLE_SHARED), 1)
# We can take the "auto-import" feature to get rid of using dllimport.
ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
LLVMLibsOptions += -Wl,--enable-auto-import,--enable-runtime-pseudo-reloc \
-L $(SharedLibDir)
endif
LLVMLibsOptions += -lLLVM-$(LLVMVersion)
LLVMLibsPaths += $(SharedLibDir)/$(SharedPrefix)LLVM-$(LLVMVersion)$(SHLIBEXT)
else
ifndef NO_LLVM_CONFIG
LLVMConfigLibs := $(shell $(LLVM_CONFIG) --libs $(LINK_COMPONENTS) || echo Error)
ifeq ($(LLVMConfigLibs),Error)
$(error llvm-config --libs failed)
endif
LLVMLibsOptions += $(LLVMConfigLibs)
LLVMConfigLibfiles := $(shell $(LLVM_CONFIG) --libfiles $(LINK_COMPONENTS) || echo Error)
ifeq ($(LLVMConfigLibfiles),Error)
$(error llvm-config --libfiles failed)
endif
LLVMLibsPaths += $(LLVM_CONFIG) $(LLVMConfigLibfiles)
endif
endif
endif
endif
# Set up the library exports file.
ifdef EXPORTED_SYMBOL_FILE
# First, set up the native export file, which may differ from the source
# export file.
# The option --version-script is not effective on GNU ld win32.
ifneq (,$(filter $(HOST_OS),Cygwin MingW))
HAVE_LINK_VERSION_SCRIPT := 0
endif
ifeq ($(HOST_OS),Darwin)
# Darwin convention prefixes symbols with underscores.
NativeExportsFile := $(ObjDir)/$(notdir $(EXPORTED_SYMBOL_FILE)).sed
$(NativeExportsFile): $(EXPORTED_SYMBOL_FILE) $(ObjDir)/.dir
$(Verb) sed -e 's/^/_/' < $< > $@
clean-local::
-$(Verb) $(RM) -f $(NativeExportsFile)
else
ifeq ($(HAVE_LINK_VERSION_SCRIPT),1)
# Gold and BFD ld require a version script rather than a plain list.
NativeExportsFile := $(ObjDir)/$(notdir $(EXPORTED_SYMBOL_FILE)).map
$(NativeExportsFile): $(EXPORTED_SYMBOL_FILE) $(ObjDir)/.dir
$(Verb) echo "{" > $@
$(Verb) grep -q "\<" $< && echo " global:" >> $@ || :
$(Verb) sed -e 's/$$/;/' -e 's/^/ /' < $< >> $@
$(Verb) echo " local: *;" >> $@
$(Verb) echo "};" >> $@
clean-local::
-$(Verb) $(RM) -f $(NativeExportsFile)
else
ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
# GNU ld Win32 accepts .DEF files that contain "DATA" entries.
NativeExportsFile := $(ObjDir)/$(notdir $(EXPORTED_SYMBOL_FILE:.exports=.def))
$(NativeExportsFile): $(EXPORTED_SYMBOL_FILE) $(ObjDir)/.dir
$(Echo) Generating $(notdir $@)
$(Verb) $(ECHO) "EXPORTS" > $@
$(Verb) $(CAT) $< >> $@
clean-local::
-$(Verb) $(RM) -f $(NativeExportsFile)
else
# Default behavior: just use the exports file verbatim.
NativeExportsFile := $(EXPORTED_SYMBOL_FILE)
endif