# 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" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules" ) set(LLVM_VERSION_MAJOR 3) set(LLVM_VERSION_MINOR 5) if (NOT PACKAGE_VERSION) set(PACKAGE_VERSION "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}svn") endif() option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF) option(LLVM_USE_FOLDERS "Enable solution folders in Visual Studio. Disable for Express versions." ON) if ( LLVM_USE_FOLDERS ) set_property(GLOBAL PROPERTY USE_FOLDERS ON) endif() include(VersionFromVCS) option(LLVM_APPEND_VC_REV "Append the version control system revision id to LLVM version" OFF) if( LLVM_APPEND_VC_REV ) add_version_info_from_vcs(PACKAGE_VERSION) endif() set(PACKAGE_NAME LLVM) set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}") set(PACKAGE_BUGREPORT "http://llvm.org/bugs/") # Configure CPack. set(CPACK_PACKAGE_INSTALL_DIRECTORY "LLVM") set(CPACK_PACKAGE_VENDOR "LLVM") set(CPACK_PACKAGE_VERSION_MAJOR ${LLVM_VERSION_MAJOR}) set(CPACK_PACKAGE_VERSION_MINOR ${LLVM_VERSION_MINOR}) set(CPACK_PACKAGE_VERSION ${PACKAGE_VERSION}) set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE.TXT") if(WIN32 AND NOT UNIX) set(CPACK_PACKAGE_INSTALL_REGISTRY_KEY "LLVM") set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_logo.bmp") set(CPACK_NSIS_MODIFY_PATH "ON") set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL "ON") set(CPACK_NSIS_EXTRA_INSTALL_COMMANDS "ExecWait '$INSTDIR/tools/msbuild/install.bat'") set(CPACK_NSIS_EXTRA_UNINSTALL_COMMANDS "ExecWait '$INSTDIR/tools/msbuild/uninstall.bat'") endif() include(CPack) # Sanity check our source directory to make sure that we are not trying to # generate an in-tree build (unless on MSVC_IDE, where it is ok), and to make # sure that we don't have any stray generated files lying around in the tree # (which would end up getting picked up by header search, instead of the correct # versions). if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE ) message(FATAL_ERROR "In-source builds are not allowed. CMake would overwrite the makefiles distributed with LLVM. Please create a directory and run cmake from there, passing the path to this source directory as the last argument. This process created the file `CMakeCache.txt' and the directory `CMakeFiles'. Please delete them.") endif() if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR ) file(GLOB_RECURSE tablegenned_files_on_include_dir "${CMAKE_CURRENT_SOURCE_DIR}/include/llvm/*.gen") file(GLOB_RECURSE tablegenned_files_on_lib_dir "${CMAKE_CURRENT_SOURCE_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 ${CMAKE_CURRENT_SOURCE_DIR}. This may cause problems. The suspicious files are: ${tablegenned_files_on_lib_dir} ${tablegenned_files_on_include_dir} Please clean the source directory.") endif() endif() string(TOUPPER "${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_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include) set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" ) set(LLVM_RUNTIME_OUTPUT_INTDIR ${LLVM_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin) set(LLVM_LIBRARY_OUTPUT_INTDIR ${LLVM_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib) set(LLVM_ALL_TARGETS AArch64 ARM CppBackend Hexagon Mips MSP430 NVPTX PowerPC R600 Sparc SystemZ X86 XCore ) # List of targets with JIT support: set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ) set(LLVM_TARGETS_TO_BUILD "all" CACHE STRING "Semicolon-separated list of targets to build, or \"all\".") set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD "" CACHE STRING "Semicolon-separated list of experimental targets to build.") option(BUILD_SHARED_LIBS "Build all libraries as shared libraries instead of static" OFF) 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_BACKTRACES "Enable embedding backtraces on crash." ON) if(LLVM_ENABLE_BACKTRACES) set(ENABLE_BACKTRACES 1) endif() option(LLVM_ENABLE_CRASH_OVERRIDES "Enable crash overrides." ON) if(LLVM_ENABLE_CRASH_OVERRIDES) set(ENABLE_CRASH_OVERRIDES 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_TERMINFO "Use terminfo database if available." ON) option(LLVM_ENABLE_THREADS "Use threads if available." ON) option(LLVM_ENABLE_ZLIB "Use zlib for compression/decompression if available." ON) if( LLVM_TARGETS_TO_BUILD STREQUAL "all" ) set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} ) endif() set(LLVM_TARGETS_TO_BUILD ${LLVM_TARGETS_TO_BUILD} ${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD}) list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD) 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_CXX11 "Compile with C++11 enabled." OFF) option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF) option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON) option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF) if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" ) option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF) else() option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON) endif() option(LLVM_USE_INTEL_JITEVENTS "Use Intel JIT API to inform Intel(R) VTune(TM) Amplifier XE 2011 about JIT code" OFF) if( LLVM_USE_INTEL_JITEVENTS ) # Verify we are on a supported platform if( NOT CMAKE_SYSTEM_NAME MATCHES "Windows" AND NOT CMAKE_SYSTEM_NAME MATCHES "Linux" ) message(FATAL_ERROR "Intel JIT API support is available on Linux and Windows only.") endif() endif( LLVM_USE_INTEL_JITEVENTS ) option(LLVM_USE_OPROFILE "Use opagent JIT interface to inform OProfile about JIT code" OFF) # If enabled, verify we are on a platform that supports oprofile. if( LLVM_USE_OPROFILE ) if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" ) message(FATAL_ERROR "OProfile support is available on Linux only.") endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" ) endif( LLVM_USE_OPROFILE ) set(LLVM_USE_SANITIZER "" CACHE STRING "Define the sanitizer used to build binaries and tests.") option(LLVM_USE_SPLIT_DWARF "Use -gsplit-dwarf when compiling llvm." OFF) # Define an option controlling whether we should build for 32-bit on 64-bit # platforms, where supported. 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) endif() # Define the default arguments to use with 'lit', and an option for the user to # override. set(LIT_ARGS_DEFAULT "-sv") if (MSVC OR XCODE) set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar") endif() set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit") # On Win32 hosts, provide an option to specify the path to the GnuWin32 tools. if( WIN32 AND NOT CYGWIN ) set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools") endif() # Define options to control the inclusion and default build behavior for # components which may not strictly be necessary (tools, examples, and tests). # # This is primarily to support building smaller or faster project files. option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON) option(LLVM_BUILD_TOOLS "Build the LLVM tools. If OFF, just generate build targets." ON) option(LLVM_BUILD_RUNTIME "Build the LLVM runtime libraries." ON) option(LLVM_BUILD_EXAMPLES "Build the LLVM example programs. If OFF, just generate build targets." OFF) option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON) option(LLVM_BUILD_TESTS "Build LLVM unit tests. If OFF, just generate build targets." OFF) option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON) option (LLVM_BUILD_DOCS "Build the llvm documentation." OFF) option (LLVM_INCLUDE_DOCS "Generate build targets for llvm documentation." ON) option (LLVM_ENABLE_DOXYGEN "Use doxygen to generate llvm documentation." OFF) # All options referred to from HandleLLVMOptions have to be specified # BEFORE this include, otherwise options will not be correctly set on # first cmake run include(config-ix) # By default, we target the host, but this can be overridden at CMake # invocation time. set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}" CACHE STRING "Default target for which LLVM will generate code." ) set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}") include(HandleLLVMOptions) # Verify that we can find a Python 2 interpreter. Python 3 is unsupported. set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5) include(FindPythonInterp) if( NOT PYTHONINTERP_FOUND ) message(FATAL_ERROR "Unable to find Python interpreter, required for builds and testing. Please install Python or specify the PYTHON_EXECUTABLE CMake variable.") endif() ###### # LLVMBuild Integration # # We use llvm-build to generate all the data required by the CMake based # build system in one swoop: # # - We generate a file (a CMake fragment) in the object root which contains # all the definitions that are required by CMake. # # - We generate the library table used by llvm-config. # # - We generate the dependencies for the CMake fragment, so that we will # automatically reconfigure outselves. set(LLVMBUILDTOOL "${LLVM_MAIN_SRC_DIR}/utils/llvm-build/llvm-build") set(LLVMCONFIGLIBRARYDEPENDENCIESINC "${LLVM_BINARY_DIR}/tools/llvm-config/LibraryDependencies.inc") set(LLVMBUILDCMAKEFRAG "${LLVM_BINARY_DIR}/LLVMBuild.cmake") # Create the list of optional components that are enabled if (LLVM_USE_INTEL_JITEVENTS) set(LLVMOPTIONALCOMPONENTS IntelJITEvents) endif (LLVM_USE_INTEL_JITEVENTS) if (LLVM_USE_OPROFILE) set(LLVMOPTIONALCOMPONENTS ${LLVMOPTIONALCOMPONENTS} OProfileJIT) endif (LLVM_USE_OPROFILE) message(STATUS "Constructing LLVMBuild project information") execute_process( COMMAND ${PYTHON_EXECUTABLE} ${LLVMBUILDTOOL} --native-target "${LLVM_NATIVE_ARCH}" --enable-targets "${LLVM_TARGETS_TO_BUILD}" --enable-optional-components "${LLVMOPTIONALCOMPONENTS}" --write-library-table ${LLVMCONFIGLIBRARYDEPENDENCIESINC} --write-cmake-fragment ${LLVMBUILDCMAKEFRAG} OUTPUT_VARIABLE LLVMBUILDOUTPUT ERROR_VARIABLE LLVMBUILDERRORS OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_STRIP_TRAILING_WHITESPACE RESULT_VARIABLE LLVMBUILDRESULT) # On Win32, CMake doesn't properly handle piping the default output/error # streams into the GUI console. So, we explicitly catch and report them. if( NOT "${LLVMBUILDOUTPUT}" STREQUAL "") message(STATUS "llvm-build output: ${LLVMBUILDOUTPUT}") endif() if( NOT "${LLVMBUILDRESULT}" STREQUAL "0" ) message(FATAL_ERROR "Unexpected failure executing llvm-build: ${LLVMBUILDERRORS}") endif() # Include the generated CMake fragment. This will define properties from the # LLVMBuild files in a format which is easy to consume from CMake, and will add # the dependencies so that CMake will reconfigure properly when the LLVMBuild # files change. include(${LLVMBUILDCMAKEFRAG}) ###### # Configure all of the various header file fragments LLVM uses which depend on # configuration variables. set(LLVM_ENUM_TARGETS "") set(LLVM_ENUM_ASM_PRINTERS "") set(LLVM_ENUM_ASM_PARSERS "") set(LLVM_ENUM_DISASSEMBLERS "") foreach(t ${LLVM_TARGETS_TO_BUILD}) set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} ) list(FIND LLVM_ALL_TARGETS ${t} idx) list(FIND LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ${t} idy) if( idx LESS 0 AND idy LESS 0 ) message(FATAL_ERROR "The target `${t}' does not exist. It should be one of\n${LLVM_ALL_TARGETS}") else() set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${t})\n") endif() file(GLOB asmp_file "${td}/*AsmPrinter.cpp") if( asmp_file ) set(LLVM_ENUM_ASM_PRINTERS "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n") endif() if( EXISTS ${td}/AsmParser/CMakeLists.txt ) set(LLVM_ENUM_ASM_PARSERS "${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n") endif() if( EXISTS ${td}/Disassembler/CMakeLists.txt ) set(LLVM_ENUM_DISASSEMBLERS "${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n") endif() endforeach(t) # Produce the target definition files, which provide a way for clients to easily # include various classes of targets. configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in ${LLVM_INCLUDE_DIR}/llvm/Config/AsmPrinters.def ) configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in ${LLVM_INCLUDE_DIR}/llvm/Config/AsmParsers.def ) configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in ${LLVM_INCLUDE_DIR}/llvm/Config/Disassemblers.def ) configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in ${LLVM_INCLUDE_DIR}/llvm/Config/Targets.def ) # Configure the three LLVM configuration header files. configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake ${LLVM_INCLUDE_DIR}/llvm/Config/config.h) configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake ${LLVM_INCLUDE_DIR}/llvm/Config/llvm-config.h) configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake ${LLVM_INCLUDE_DIR}/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 ) if( NOT DEFINED CMAKE_INSTALL_RPATH ) set( CMAKE_INSTALL_RPATH "\$ORIGIN/../lib") endif( NOT DEFINED CMAKE_INSTALL_RPATH ) set(CMAKE_INCLUDE_CURRENT_DIR ON) include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR}) if( ${CMAKE_SYSTEM_NAME} MATCHES FreeBSD ) # On FreeBSD, /usr/local/* is not used by default. In order to build LLVM # with libxml2, iconv.h, etc., we must add /usr/local paths. include_directories("/usr/local/include") link_directories("/usr/local/lib") endif( ${CMAKE_SYSTEM_NAME} MATCHES FreeBSD ) if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS ) SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -include llvm/Support/Solaris.h") endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS ) # Make sure we don't get -rdynamic in every binary. For those that need it, # use set_target_properties(target PROPERTIES ENABLE_EXPORTS 1) set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "") include(AddLLVM) include(TableGen) 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(utils/yaml-bench) add_subdirectory(projects) if( LLVM_INCLUDE_TOOLS ) add_subdirectory(tools) endif() if( LLVM_INCLUDE_EXAMPLES ) add_subdirectory(examples) endif() if( LLVM_INCLUDE_TESTS ) add_subdirectory(test) add_subdirectory(utils/unittest) add_subdirectory(unittests) if (MSVC) # This utility is used to prevent crashing tests from calling Dr. Watson on # Windows. add_subdirectory(utils/KillTheDoctor) endif() # Add a global check rule now that all subdirectories have been traversed # and we know the total set of lit testsuites. get_property(LLVM_LIT_TESTSUITES GLOBAL PROPERTY LLVM_LIT_TESTSUITES) get_property(LLVM_LIT_PARAMS GLOBAL PROPERTY LLVM_LIT_PARAMS) get_property(LLVM_LIT_DEPENDS GLOBAL PROPERTY LLVM_LIT_DEPENDS) get_property(LLVM_LIT_EXTRA_ARGS GLOBAL PROPERTY LLVM_LIT_EXTRA_ARGS) add_lit_target(check-all "Running all regression tests" ${LLVM_LIT_TESTSUITES} PARAMS ${LLVM_LIT_PARAMS} DEPENDS ${LLVM_LIT_DEPENDS} ARGS ${LLVM_LIT_EXTRA_ARGS} ) endif() if (LLVM_INCLUDE_DOCS) add_subdirectory(docs) endif() add_subdirectory(cmake/modules) if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY) install(DIRECTORY include/ DESTINATION include FILES_MATCHING PATTERN "*.def" PATTERN "*.h" PATTERN "*.td" PATTERN "*.inc" PATTERN "LICENSE.TXT" PATTERN ".svn" EXCLUDE ) install(DIRECTORY ${LLVM_INCLUDE_DIR}/ DESTINATION include FILES_MATCHING PATTERN "*.def" PATTERN "*.h" PATTERN "*.gen" PATTERN "*.inc" # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def" PATTERN "CMakeFiles" EXCLUDE PATTERN ".svn" EXCLUDE ) endif() # Workaround for MSVS10 to avoid the Dialog Hell # FIXME: This could be removed with future version of CMake. if(MSVC_VERSION EQUAL 1600) set(LLVM_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/LLVM.sln") if( EXISTS "${LLVM_SLN_FILENAME}" ) file(APPEND "${LLVM_SLN_FILENAME}" "\n# This should be regenerated!\n") endif() endif()