CMakeLists.txt - platform/external/llvm - Git at Google

 # 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 "3.0")

 set_property(GLOBAL PROPERTY USE_FOLDERS ON)

 include(VersionFromVCS)

 option(LLVM_APPEND_VC_REV
   "Append the version control system revision id to LLVM version" OFF)

 if( LLVM_APPEND_VC_REV )
   add_version_info_from_vcs(PACKAGE_VERSION)
 endif()

 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
   ARM
   CBackend
   CellSPU
   CppBackend
   Mips
   MBlaze
   MSP430
   PowerPC
   PTX
   Sparc
   X86
   XCore
   )

 # List of targets with JIT support:
 set(LLVM_TARGETS_WITH_JIT X86 PowerPC ARM Mips)

 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 )

 option(LLVM_ENABLE_CBE_PRINTF_A "Set to ON if CBE is enabled for printf %a output" ON)
 if(LLVM_ENABLE_CBE_PRINTF_A)
   set(ENABLE_CBE_PRINTF_A 1)
 endif()

 option(LLVM_ENABLE_TIMESTAMPS "Enable embedding timestamp information in build" ON)
 if(LLVM_ENABLE_TIMESTAMPS)
   set(ENABLE_TIMESTAMPS 1)
 endif()

 option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
 set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
 set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")

 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( 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)

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

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

 # All options referred to from HandleLLVMOptions have to be specified
 # BEFORE this include, otherwise options will not be correctly set on
 # first cmake run
 include(config-ix)
 include(HandleLLVMOptions)

 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
   ${LLVM_BINARY_DIR}/include/llvm/Config/config.h)

 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
   ${LLVM_BINARY_DIR}/include/llvm/Config/llvm-config.h)

 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
   ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h)

 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_INCLUDE_CURRENT_DIR ON)

 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/Support/Solaris.h")
 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )

 include(AddLLVM)
 include(TableGen)

 macro(llvm_tablegen)
   tablegen(LLVM ${ARGN})
 endmacro()

 if( MINGW )
   # People report that -O3 is unreliable on MinGW. The traditional
   # build also uses -O2 for that reason:
   llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
 endif()

 # Put this before tblgen. Else we have a circular dependence.
 add_subdirectory(lib/Support)
 add_subdirectory(lib/TableGen)

 add_subdirectory(utils/TableGen)

 add_subdirectory(include/llvm)

 add_subdirectory(lib)

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

 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_RUNTIME
   "Build the LLVM runtime libraries. If OFF, just generate build targets." ON)
 option(LLVM_INCLUDE_RUNTIME "Generate build targets for the LLVM runtimes" ON)
 if( LLVM_INCLUDE_RUNTIME )
   add_subdirectory(runtime)
 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 targets." OFF)
 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 "LICENSE.TXT"
   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)

 # Workaround for MSVS10 to avoid the Dialog Hell
 # FIXME: This could be removed with future version of CMake.
 if(MSVC_VERSION EQUAL 1600)
   set(LLVM_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/LLVM.sln")
   if( EXISTS "${LLVM_SLN_FILENAME}" )
     file(APPEND "${LLVM_SLN_FILENAME}" "\n# This should be regenerated!\n")
   endif()
 endif()
	# 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 "3.0")

	set_property(GLOBAL PROPERTY USE_FOLDERS ON)

	include(VersionFromVCS)

	option(LLVM_APPEND_VC_REV
	"Append the version control system revision id to LLVM version" OFF)

	if( LLVM_APPEND_VC_REV )
	add_version_info_from_vcs(PACKAGE_VERSION)
	endif()

	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
	ARM
	CBackend
	CellSPU
	CppBackend
	Mips
	MBlaze
	MSP430
	PowerPC
	PTX
	Sparc
	X86
	XCore
	)

	# List of targets with JIT support:
	set(LLVM_TARGETS_WITH_JIT X86 PowerPC ARM Mips)

	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 )

	option(LLVM_ENABLE_CBE_PRINTF_A "Set to ON if CBE is enabled for printf %a output" ON)
	if(LLVM_ENABLE_CBE_PRINTF_A)
	set(ENABLE_CBE_PRINTF_A 1)
	endif()

	option(LLVM_ENABLE_TIMESTAMPS "Enable embedding timestamp information in build" ON)
	if(LLVM_ENABLE_TIMESTAMPS)
	set(ENABLE_TIMESTAMPS 1)
	endif()

	option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
	set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
	set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")

	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( 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)

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

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

	# All options referred to from HandleLLVMOptions have to be specified
	# BEFORE this include, otherwise options will not be correctly set on
	# first cmake run
	include(config-ix)
	include(HandleLLVMOptions)

	configure_file(
	${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
	${LLVM_BINARY_DIR}/include/llvm/Config/config.h)

	configure_file(
	${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
	${LLVM_BINARY_DIR}/include/llvm/Config/llvm-config.h)

	configure_file(
	${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
	${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h)

	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_INCLUDE_CURRENT_DIR ON)

	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/Support/Solaris.h")
	endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )

	include(AddLLVM)
	include(TableGen)

	macro(llvm_tablegen)
	tablegen(LLVM ${ARGN})
	endmacro()

	if( MINGW )
	# People report that -O3 is unreliable on MinGW. The traditional
	# build also uses -O2 for that reason:
	llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
	endif()

	# Put this before tblgen. Else we have a circular dependence.
	add_subdirectory(lib/Support)
	add_subdirectory(lib/TableGen)

	add_subdirectory(utils/TableGen)

	add_subdirectory(include/llvm)

	add_subdirectory(lib)

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

	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_RUNTIME
	"Build the LLVM runtime libraries. If OFF, just generate build targets." ON)
	option(LLVM_INCLUDE_RUNTIME "Generate build targets for the LLVM runtimes" ON)
	if( LLVM_INCLUDE_RUNTIME )
	add_subdirectory(runtime)
	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 targets." OFF)
	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 "LICENSE.TXT"
	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)

	# Workaround for MSVS10 to avoid the Dialog Hell
	# FIXME: This could be removed with future version of CMake.
	if(MSVC_VERSION EQUAL 1600)
	set(LLVM_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/LLVM.sln")
	if( EXISTS "${LLVM_SLN_FILENAME}" )
	file(APPEND "${LLVM_SLN_FILENAME}" "\n# This should be regenerated!\n")
	endif()
	endif()