CMakeLists.txt - fp2-dev/platform/external/llvm - Gitiles

 # See docs/CMake.html for instructions about how to build LLVM with CMake.

 project(LLVM)
 cmake_minimum_required(VERSION 2.8)

 # Add path for custom modules
 set(CMAKE_MODULE_PATH
   ${CMAKE_MODULE_PATH}
   "${CMAKE_CURRENT_SOURCE_DIR}/cmake"
   "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
   )

 set(PACKAGE_VERSION "2.9")
 include(VersionFromVCS)
 add_version_info_from_vcs(PACKAGE_VERSION)

 set(PACKAGE_NAME llvm)
 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
 set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")

 if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
   message(FATAL_ERROR "In-source builds are not allowed.
 CMake would overwrite the makefiles distributed with LLVM.
 Please create a directory and run cmake from there, passing the path
 to this source directory as the last argument.
 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
 Please delete them.")
 endif()

 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)

 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )

 if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
   file(GLOB_RECURSE
     tablegenned_files_on_include_dir
     "${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
   file(GLOB_RECURSE
     tablegenned_files_on_lib_dir
     "${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
   if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
     message(FATAL_ERROR "Apparently there is a previous in-source build,
 probably as the result of running `configure' and `make' on
 ${LLVM_MAIN_SRC_DIR}.
 This may cause problems. The suspicious files are:
 ${tablegenned_files_on_lib_dir}
 ${tablegenned_files_on_include_dir}
 Please clean the source directory.")
   endif()
 endif()

 set(LLVM_ALL_TARGETS
   Alpha
   ARM
   Blackfin
   CBackend
   CellSPU
   CppBackend
   Mips
   MBlaze
   MSP430
   PowerPC
   PTX
   Sparc
   SystemZ
   X86
   XCore
   )

 if( MSVC )
   set(LLVM_TARGETS_TO_BUILD X86
     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
 else( MSVC )
   set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
 endif( MSVC )

 set(CLANG_RESOURCE_DIR "" CACHE STRING
   "Relative directory from the Clang binary to its resource files.")

 set(C_INCLUDE_DIRS "" CACHE STRING
   "Colon separated list of directories clang will search for headers.")

 set(LLVM_TARGET_ARCH "host"
   CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")

 option(LLVM_ENABLE_THREADS "Use threads if available." ON)

 if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
   option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
 else()
   option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
 endif()

 if( LLVM_ENABLE_ASSERTIONS )
   # MSVC doesn't like _DEBUG on release builds. See PR 4379.
   if( NOT MSVC )
     add_definitions( -D_DEBUG )
   endif()
   # On Release builds cmake automatically defines NDEBUG, so we
   # explicitly undefine it:
   if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
     add_definitions( -UNDEBUG )
   endif()
 else()
   if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
     add_definitions( -DNDEBUG )
   endif()
 endif()

 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
   set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
 endif()

 set(LLVM_ENUM_TARGETS "")
 foreach(c ${LLVM_TARGETS_TO_BUILD})
   list(FIND LLVM_ALL_TARGETS ${c} idx)
   if( idx LESS 0 )
     message(FATAL_ERROR "The target `${c}' does not exist.
     It should be one of\n${LLVM_ALL_TARGETS}")
   else()
     set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
   endif()
 endforeach(c)

 # Produce llvm/Config/Targets.def
 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
   ${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
   )

 set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)

 include(AddLLVMDefinitions)

 if(WIN32)
   if(CYGWIN)
     set(LLVM_ON_WIN32 0)
     set(LLVM_ON_UNIX 1)
   else(CYGWIN)
     set(LLVM_ON_WIN32 1)
     set(LLVM_ON_UNIX 0)
   endif(CYGWIN)
   set(LTDL_SHLIB_EXT ".dll")
   set(EXEEXT ".exe")
   # Maximum path length is 160 for non-unicode paths
   set(MAXPATHLEN 160)
 else(WIN32)
   if(UNIX)
     set(LLVM_ON_WIN32 0)
     set(LLVM_ON_UNIX 1)
     if(APPLE)
       set(LTDL_SHLIB_EXT ".dylib")
     else(APPLE)
       set(LTDL_SHLIB_EXT ".so")
     endif(APPLE)
     set(EXEEXT "")
     # FIXME: Maximum path length is currently set to 'safe' fixed value
     set(MAXPATHLEN 2024)
   else(UNIX)
     MESSAGE(SEND_ERROR "Unable to determine platform")
   endif(UNIX)
 endif(WIN32)

 include(config-ix)

 option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)

 set(ENABLE_PIC 0)
 if( LLVM_ENABLE_PIC )
  if( XCODE )
    # Xcode has -mdynamic-no-pic on by default, which overrides -fPIC. I don't
    # know how to disable this, so just force ENABLE_PIC off for now.
    message(STATUS "Warning: -fPIC not supported with Xcode.")
  else( XCODE )
    if( SUPPORTS_FPIC_FLAG )
       message(STATUS "Building with -fPIC")
       add_llvm_definitions(-fPIC)
       set(ENABLE_PIC 1)
    else( SUPPORTS_FPIC_FLAG )
       message(STATUS "Warning: -fPIC not supported.")
    endif()
  endif()
 endif()

 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )

 # set(CMAKE_VERBOSE_MAKEFILE true)

 add_llvm_definitions( -D__STDC_LIMIT_MACROS )
 add_llvm_definitions( -D__STDC_CONSTANT_MACROS )

 # MSVC has a gazillion warnings with this.
 if( MSVC )
   option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." OFF)
 else( MSVC )
   option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
 endif()

 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
 option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)

 if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
   # TODO: support other platforms and toolchains.
   option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
   if( LLVM_BUILD_32_BITS )
     message(STATUS "Building 32 bits executables and libraries.")
     add_llvm_definitions( -m32 )
     list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
     list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
   endif( LLVM_BUILD_32_BITS )
 endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )

 if( MSVC )
   include(ChooseMSVCCRT)

   add_llvm_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
   add_llvm_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
   add_llvm_definitions( -D_SCL_SECURE_NO_DEPRECATE )
   add_llvm_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
   add_llvm_definitions( -wd4355 -wd4715 -wd4180 -wd4345 -wd4224 -wd4267 )

   # Suppress 'new behavior: elements of array 'array' will be default initialized'
   add_llvm_definitions( -wd4351 )

   # Enable warnings
   if (LLVM_ENABLE_WARNINGS)
     add_llvm_definitions( /W4 /Wall )
     if (LLVM_ENABLE_PEDANTIC)
       # No MSVC equivalent available
     endif (LLVM_ENABLE_PEDANTIC)
   endif (LLVM_ENABLE_WARNINGS)
   if (LLVM_ENABLE_WERROR)
     add_llvm_definitions( /WX )
   endif (LLVM_ENABLE_WERROR)
 elseif( CMAKE_COMPILER_IS_GNUCXX )
   if (LLVM_ENABLE_WARNINGS)
     add_llvm_definitions( -Wall -W -Wno-unused-parameter -Wwrite-strings )
     if (LLVM_ENABLE_PEDANTIC)
       add_llvm_definitions( -pedantic -Wno-long-long )
     endif (LLVM_ENABLE_PEDANTIC)
   endif (LLVM_ENABLE_WARNINGS)
   if (LLVM_ENABLE_WERROR)
     add_llvm_definitions( -Werror )
   endif (LLVM_ENABLE_WERROR)
 endif( MSVC )

 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})

 if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
    SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-include llvm/System/Solaris.h")
 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )

 include(AddLLVM)
 include(TableGen)

 if( MINGW )
   get_system_libs(LLVM_SYSTEM_LIBS_LIST)
   foreach(l ${LLVM_SYSTEM_LIBS_LIST})
     set(LLVM_SYSTEM_LIBS "${LLVM_SYSTEM_LIBS} -l${l}")
   endforeach()
   set(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
   set(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
 endif()

 add_subdirectory(lib/Support)
 add_subdirectory(lib/System)

 # Everything else depends on Support and System:
 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )

 set(LLVM_TABLEGEN "tblgen" CACHE
   STRING "Native TableGen executable. Saves building one when cross-compiling.")
 # Effective tblgen executable to be used:
 set(LLVM_TABLEGEN_EXE ${LLVM_TABLEGEN})

 add_subdirectory(utils/TableGen)

 if( CMAKE_CROSSCOMPILING )
   # This adds a dependency on target `tblgen', so must go after utils/TableGen
   include( CrossCompileLLVM )
 endif( CMAKE_CROSSCOMPILING )

 add_subdirectory(include/llvm)

 add_subdirectory(lib/VMCore)
 add_subdirectory(lib/CodeGen)
 add_subdirectory(lib/CodeGen/SelectionDAG)
 add_subdirectory(lib/CodeGen/AsmPrinter)
 add_subdirectory(lib/Bitcode/Reader)
 add_subdirectory(lib/Bitcode/Writer)
 add_subdirectory(lib/Transforms/Utils)
 add_subdirectory(lib/Transforms/Instrumentation)
 add_subdirectory(lib/Transforms/InstCombine)
 add_subdirectory(lib/Transforms/Scalar)
 add_subdirectory(lib/Transforms/IPO)
 add_subdirectory(lib/Transforms/Hello)
 add_subdirectory(lib/Linker)
 add_subdirectory(lib/Analysis)
 add_subdirectory(lib/Analysis/IPA)
 add_subdirectory(lib/MC)
 add_subdirectory(lib/MC/MCParser)
 add_subdirectory(lib/MC/MCDisassembler)

 add_subdirectory(utils/FileCheck)
 add_subdirectory(utils/count)
 add_subdirectory(utils/not)
 add_subdirectory(utils/llvm-lit)

 set(LLVM_ENUM_ASM_PRINTERS "")
 set(LLVM_ENUM_ASM_PARSERS "")
 set(LLVM_ENUM_DISASSEMBLERS "")
 foreach(t ${LLVM_TARGETS_TO_BUILD})
   message(STATUS "Targeting ${t}")
   add_subdirectory(lib/Target/${t})
   add_subdirectory(lib/Target/${t}/TargetInfo)
   if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
     add_subdirectory(lib/Target/${t}/AsmPrinter)
     set(LLVM_ENUM_ASM_PRINTERS
       "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
   endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
   if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/InstPrinter/CMakeLists.txt )
     add_subdirectory(lib/Target/${t}/InstPrinter)
     set(LLVM_ENUM_ASM_PRINTERS
       "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
   endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/InstPrinter/CMakeLists.txt )
   if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
     add_subdirectory(lib/Target/${t}/AsmParser)
     set(LLVM_ENUM_ASM_PARSERS
       "${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
   endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
   if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/Disassembler/CMakeLists.txt )
     add_subdirectory(lib/Target/${t}/Disassembler)
     set(LLVM_ENUM_DISASSEMBLERS
       "${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
   endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/Disassembler/CMakeLists.txt )
   set(CURRENT_LLVM_TARGET)
 endforeach(t)

 # Produce llvm/Config/AsmPrinters.def
 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
   ${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
   )

 # Produce llvm/Config/AsmParsers.def
 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
   ${LLVM_BINARY_DIR}/include/llvm/Config/AsmParsers.def
   )

 # Produce llvm/Config/Disassemblers.def
 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
   ${LLVM_BINARY_DIR}/include/llvm/Config/Disassemblers.def
   )

 add_subdirectory(lib/ExecutionEngine)
 add_subdirectory(lib/ExecutionEngine/Interpreter)
 add_subdirectory(lib/ExecutionEngine/JIT)
 add_subdirectory(lib/Target)
 add_subdirectory(lib/AsmParser)
 add_subdirectory(lib/Archive)

 add_subdirectory(projects)

 option(LLVM_BUILD_TOOLS
   "Build the LLVM tools. If OFF, just generate build targets." ON)
 option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
 if( LLVM_INCLUDE_TOOLS )
   add_subdirectory(tools)
 endif()

 option(LLVM_BUILD_EXAMPLES
   "Build the LLVM example programs. If OFF, just generate build targets." OFF)
 option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
 if( LLVM_INCLUDE_EXAMPLES )
   add_subdirectory(examples)
 endif()

 option(LLVM_BUILD_TESTS
   "Build LLVM unit tests. If OFF, just generate build targes." OFF)
 option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
 if( LLVM_INCLUDE_TESTS )
   add_subdirectory(test)
   add_subdirectory(utils/unittest)
   add_subdirectory(unittests)
   if (MSVC)
     # This utility is used to prevent chrashing tests from calling Dr. Watson on
     # Windows.
     add_subdirectory(utils/KillTheDoctor)
   endif()
 endif()

 add_subdirectory(cmake/modules)

 install(DIRECTORY include/
   DESTINATION include
   FILES_MATCHING
   PATTERN "*.def"
   PATTERN "*.h"
   PATTERN "*.td"
   PATTERN "*.inc"
   PATTERN ".svn" EXCLUDE
   )

 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/
   DESTINATION include
   FILES_MATCHING
   PATTERN "*.def"
   PATTERN "*.h"
   PATTERN "*.gen"
   PATTERN "*.inc"
   # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
   PATTERN "CMakeFiles" EXCLUDE
   PATTERN ".svn" EXCLUDE
   )

 # TODO: make and install documentation.

 set(CPACK_PACKAGE_VENDOR "LLVM")
 set(CPACK_PACKAGE_VERSION_MAJOR 2)
 set(CPACK_PACKAGE_VERSION_MINOR 9)
 add_version_info_from_vcs(CPACK_PACKAGE_VERSION_PATCH)
 include(CPack)
	# See docs/CMake.html for instructions about how to build LLVM with CMake.

	project(LLVM)
	cmake_minimum_required(VERSION 2.8)

	# Add path for custom modules
	set(CMAKE_MODULE_PATH
	${CMAKE_MODULE_PATH}
	"${CMAKE_CURRENT_SOURCE_DIR}/cmake"
	"${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
	)

	set(PACKAGE_VERSION "2.9")
	include(VersionFromVCS)
	add_version_info_from_vcs(PACKAGE_VERSION)

	set(PACKAGE_NAME llvm)
	set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
	set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")

	if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
	message(FATAL_ERROR "In-source builds are not allowed.
	CMake would overwrite the makefiles distributed with LLVM.
	Please create a directory and run cmake from there, passing the path
	to this source directory as the last argument.
	This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
	Please delete them.")
	endif()

	string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)

	set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
	set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
	set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
	set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
	set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
	set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )

	if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
	file(GLOB_RECURSE
	tablegenned_files_on_include_dir
	"${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
	file(GLOB_RECURSE
	tablegenned_files_on_lib_dir
	"${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
	if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
	message(FATAL_ERROR "Apparently there is a previous in-source build,
	probably as the result of running `configure' and `make' on
	${LLVM_MAIN_SRC_DIR}.
	This may cause problems. The suspicious files are:
	${tablegenned_files_on_lib_dir}
	${tablegenned_files_on_include_dir}
	Please clean the source directory.")
	endif()
	endif()

	set(LLVM_ALL_TARGETS
	Alpha
	ARM
	Blackfin
	CBackend
	CellSPU
	CppBackend
	Mips
	MBlaze
	MSP430
	PowerPC
	PTX
	Sparc
	SystemZ
	X86
	XCore
	)

	if( MSVC )
	set(LLVM_TARGETS_TO_BUILD X86
	CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
	else( MSVC )
	set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
	CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
	endif( MSVC )

	set(CLANG_RESOURCE_DIR "" CACHE STRING
	"Relative directory from the Clang binary to its resource files.")

	set(C_INCLUDE_DIRS "" CACHE STRING
	"Colon separated list of directories clang will search for headers.")

	set(LLVM_TARGET_ARCH "host"
	CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")

	option(LLVM_ENABLE_THREADS "Use threads if available." ON)

	if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
	option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
	else()
	option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
	endif()

	if( LLVM_ENABLE_ASSERTIONS )
	# MSVC doesn't like _DEBUG on release builds. See PR 4379.
	if( NOT MSVC )
	add_definitions( -D_DEBUG )
	endif()
	# On Release builds cmake automatically defines NDEBUG, so we
	# explicitly undefine it:
	if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
	add_definitions( -UNDEBUG )
	endif()
	else()
	if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
	add_definitions( -DNDEBUG )
	endif()
	endif()

	if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
	set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
	endif()

	set(LLVM_ENUM_TARGETS "")
	foreach(c ${LLVM_TARGETS_TO_BUILD})
	list(FIND LLVM_ALL_TARGETS ${c} idx)
	if( idx LESS 0 )
	message(FATAL_ERROR "The target `${c}' does not exist.
	It should be one of\n${LLVM_ALL_TARGETS}")
	else()
	set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
	endif()
	endforeach(c)

	# Produce llvm/Config/Targets.def
	configure_file(
	${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
	${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
	)

	set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)

	include(AddLLVMDefinitions)

	if(WIN32)
	if(CYGWIN)
	set(LLVM_ON_WIN32 0)
	set(LLVM_ON_UNIX 1)
	else(CYGWIN)
	set(LLVM_ON_WIN32 1)
	set(LLVM_ON_UNIX 0)
	endif(CYGWIN)
	set(LTDL_SHLIB_EXT ".dll")
	set(EXEEXT ".exe")
	# Maximum path length is 160 for non-unicode paths
	set(MAXPATHLEN 160)
	else(WIN32)
	if(UNIX)
	set(LLVM_ON_WIN32 0)
	set(LLVM_ON_UNIX 1)
	if(APPLE)
	set(LTDL_SHLIB_EXT ".dylib")
	else(APPLE)
	set(LTDL_SHLIB_EXT ".so")
	endif(APPLE)
	set(EXEEXT "")
	# FIXME: Maximum path length is currently set to 'safe' fixed value
	set(MAXPATHLEN 2024)
	else(UNIX)
	MESSAGE(SEND_ERROR "Unable to determine platform")
	endif(UNIX)
	endif(WIN32)

	include(config-ix)

	option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)

	set(ENABLE_PIC 0)
	if( LLVM_ENABLE_PIC )
	if( XCODE )
	# Xcode has -mdynamic-no-pic on by default, which overrides -fPIC. I don't
	# know how to disable this, so just force ENABLE_PIC off for now.
	message(STATUS "Warning: -fPIC not supported with Xcode.")
	else( XCODE )
	if( SUPPORTS_FPIC_FLAG )
	message(STATUS "Building with -fPIC")
	add_llvm_definitions(-fPIC)
	set(ENABLE_PIC 1)
	else( SUPPORTS_FPIC_FLAG )
	message(STATUS "Warning: -fPIC not supported.")
	endif()
	endif()
	endif()

	set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
	set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
	set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )

	# set(CMAKE_VERBOSE_MAKEFILE true)

	add_llvm_definitions( -D__STDC_LIMIT_MACROS )
	add_llvm_definitions( -D__STDC_CONSTANT_MACROS )

	# MSVC has a gazillion warnings with this.
	if( MSVC )
	option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." OFF)
	else( MSVC )
	option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
	endif()

	option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
	option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)

	if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
	# TODO: support other platforms and toolchains.
	option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
	if( LLVM_BUILD_32_BITS )
	message(STATUS "Building 32 bits executables and libraries.")
	add_llvm_definitions( -m32 )
	list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
	list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
	endif( LLVM_BUILD_32_BITS )
	endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )

	if( MSVC )
	include(ChooseMSVCCRT)

	add_llvm_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
	add_llvm_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
	add_llvm_definitions( -D_SCL_SECURE_NO_DEPRECATE )
	add_llvm_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
	add_llvm_definitions( -wd4355 -wd4715 -wd4180 -wd4345 -wd4224 -wd4267 )

	# Suppress 'new behavior: elements of array 'array' will be default initialized'
	add_llvm_definitions( -wd4351 )

	# Enable warnings
	if (LLVM_ENABLE_WARNINGS)
	add_llvm_definitions( /W4 /Wall )
	if (LLVM_ENABLE_PEDANTIC)
	# No MSVC equivalent available
	endif (LLVM_ENABLE_PEDANTIC)
	endif (LLVM_ENABLE_WARNINGS)
	if (LLVM_ENABLE_WERROR)
	add_llvm_definitions( /WX )
	endif (LLVM_ENABLE_WERROR)
	elseif( CMAKE_COMPILER_IS_GNUCXX )
	if (LLVM_ENABLE_WARNINGS)
	add_llvm_definitions( -Wall -W -Wno-unused-parameter -Wwrite-strings )
	if (LLVM_ENABLE_PEDANTIC)
	add_llvm_definitions( -pedantic -Wno-long-long )
	endif (LLVM_ENABLE_PEDANTIC)
	endif (LLVM_ENABLE_WARNINGS)
	if (LLVM_ENABLE_WERROR)
	add_llvm_definitions( -Werror )
	endif (LLVM_ENABLE_WERROR)
	endif( MSVC )

	include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})

	if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
	SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-include llvm/System/Solaris.h")
	endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )

	include(AddLLVM)
	include(TableGen)

	if( MINGW )
	get_system_libs(LLVM_SYSTEM_LIBS_LIST)
	foreach(l ${LLVM_SYSTEM_LIBS_LIST})
	set(LLVM_SYSTEM_LIBS "${LLVM_SYSTEM_LIBS} -l${l}")
	endforeach()
	set(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
	set(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
	endif()

	add_subdirectory(lib/Support)
	add_subdirectory(lib/System)

	# Everything else depends on Support and System:
	set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )

	set(LLVM_TABLEGEN "tblgen" CACHE
	STRING "Native TableGen executable. Saves building one when cross-compiling.")
	# Effective tblgen executable to be used:
	set(LLVM_TABLEGEN_EXE ${LLVM_TABLEGEN})

	add_subdirectory(utils/TableGen)

	if( CMAKE_CROSSCOMPILING )
	# This adds a dependency on target `tblgen', so must go after utils/TableGen
	include( CrossCompileLLVM )
	endif( CMAKE_CROSSCOMPILING )

	add_subdirectory(include/llvm)

	add_subdirectory(lib/VMCore)
	add_subdirectory(lib/CodeGen)
	add_subdirectory(lib/CodeGen/SelectionDAG)
	add_subdirectory(lib/CodeGen/AsmPrinter)
	add_subdirectory(lib/Bitcode/Reader)
	add_subdirectory(lib/Bitcode/Writer)
	add_subdirectory(lib/Transforms/Utils)
	add_subdirectory(lib/Transforms/Instrumentation)
	add_subdirectory(lib/Transforms/InstCombine)
	add_subdirectory(lib/Transforms/Scalar)
	add_subdirectory(lib/Transforms/IPO)
	add_subdirectory(lib/Transforms/Hello)
	add_subdirectory(lib/Linker)
	add_subdirectory(lib/Analysis)
	add_subdirectory(lib/Analysis/IPA)
	add_subdirectory(lib/MC)
	add_subdirectory(lib/MC/MCParser)
	add_subdirectory(lib/MC/MCDisassembler)

	add_subdirectory(utils/FileCheck)
	add_subdirectory(utils/count)
	add_subdirectory(utils/not)
	add_subdirectory(utils/llvm-lit)

	set(LLVM_ENUM_ASM_PRINTERS "")
	set(LLVM_ENUM_ASM_PARSERS "")
	set(LLVM_ENUM_DISASSEMBLERS "")
	foreach(t ${LLVM_TARGETS_TO_BUILD})
	message(STATUS "Targeting ${t}")
	add_subdirectory(lib/Target/${t})
	add_subdirectory(lib/Target/${t}/TargetInfo)
	if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
	add_subdirectory(lib/Target/${t}/AsmPrinter)
	set(LLVM_ENUM_ASM_PRINTERS
	"${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
	endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
	if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/InstPrinter/CMakeLists.txt )
	add_subdirectory(lib/Target/${t}/InstPrinter)
	set(LLVM_ENUM_ASM_PRINTERS
	"${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
	endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/InstPrinter/CMakeLists.txt )
	if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
	add_subdirectory(lib/Target/${t}/AsmParser)
	set(LLVM_ENUM_ASM_PARSERS
	"${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
	endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
	if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/Disassembler/CMakeLists.txt )
	add_subdirectory(lib/Target/${t}/Disassembler)
	set(LLVM_ENUM_DISASSEMBLERS
	"${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
	endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/Disassembler/CMakeLists.txt )
	set(CURRENT_LLVM_TARGET)
	endforeach(t)

	# Produce llvm/Config/AsmPrinters.def
	configure_file(
	${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
	${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
	)

	# Produce llvm/Config/AsmParsers.def
	configure_file(
	${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
	${LLVM_BINARY_DIR}/include/llvm/Config/AsmParsers.def
	)

	# Produce llvm/Config/Disassemblers.def
	configure_file(
	${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
	${LLVM_BINARY_DIR}/include/llvm/Config/Disassemblers.def
	)

	add_subdirectory(lib/ExecutionEngine)
	add_subdirectory(lib/ExecutionEngine/Interpreter)
	add_subdirectory(lib/ExecutionEngine/JIT)
	add_subdirectory(lib/Target)
	add_subdirectory(lib/AsmParser)
	add_subdirectory(lib/Archive)

	add_subdirectory(projects)

	option(LLVM_BUILD_TOOLS
	"Build the LLVM tools. If OFF, just generate build targets." ON)
	option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
	if( LLVM_INCLUDE_TOOLS )
	add_subdirectory(tools)
	endif()

	option(LLVM_BUILD_EXAMPLES
	"Build the LLVM example programs. If OFF, just generate build targets." OFF)
	option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
	if( LLVM_INCLUDE_EXAMPLES )
	add_subdirectory(examples)
	endif()

	option(LLVM_BUILD_TESTS
	"Build LLVM unit tests. If OFF, just generate build targes." OFF)
	option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
	if( LLVM_INCLUDE_TESTS )
	add_subdirectory(test)
	add_subdirectory(utils/unittest)
	add_subdirectory(unittests)
	if (MSVC)
	# This utility is used to prevent chrashing tests from calling Dr. Watson on
	# Windows.
	add_subdirectory(utils/KillTheDoctor)
	endif()
	endif()

	add_subdirectory(cmake/modules)

	install(DIRECTORY include/
	DESTINATION include
	FILES_MATCHING
	PATTERN "*.def"
	PATTERN "*.h"
	PATTERN "*.td"
	PATTERN "*.inc"
	PATTERN ".svn" EXCLUDE
	)

	install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/
	DESTINATION include
	FILES_MATCHING
	PATTERN "*.def"
	PATTERN "*.h"
	PATTERN "*.gen"
	PATTERN "*.inc"
	# Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
	PATTERN "CMakeFiles" EXCLUDE
	PATTERN ".svn" EXCLUDE
	)

	# TODO: make and install documentation.

	set(CPACK_PACKAGE_VENDOR "LLVM")
	set(CPACK_PACKAGE_VERSION_MAJOR 2)
	set(CPACK_PACKAGE_VERSION_MINOR 9)
	add_version_info_from_vcs(CPACK_PACKAGE_VERSION_PATCH)
	include(CPack)