1 # See docs/CMake.html for instructions about how to build LLVM with CMake.
4 cmake_minimum_required(VERSION 2.8)
6 # Add path for custom modules
9 "${CMAKE_CURRENT_SOURCE_DIR}/cmake"
10 "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
13 set(PACKAGE_VERSION "2.9")
15 include(VersionFromVCS)
17 option(LLVM_APPEND_VC_REV
18 "Append the version control system revision id to LLVM version" OFF)
20 if( LLVM_APPEND_VC_REV )
21 add_version_info_from_vcs(PACKAGE_VERSION)
24 set(PACKAGE_NAME llvm)
25 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
26 set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
28 if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
29 message(FATAL_ERROR "In-source builds are not allowed.
30 CMake would overwrite the makefiles distributed with LLVM.
31 Please create a directory and run cmake from there, passing the path
32 to this source directory as the last argument.
33 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
37 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
39 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
40 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
41 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
42 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
43 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
44 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
46 if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
48 tablegenned_files_on_include_dir
49 "${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
51 tablegenned_files_on_lib_dir
52 "${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
53 if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
54 message(FATAL_ERROR "Apparently there is a previous in-source build,
55 probably as the result of running `configure' and `make' on
57 This may cause problems. The suspicious files are:
58 ${tablegenned_files_on_lib_dir}
59 ${tablegenned_files_on_include_dir}
60 Please clean the source directory.")
83 set(LLVM_TARGETS_TO_BUILD X86
84 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
86 set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
87 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
90 option(LLVM_ENABLE_CBE_PRINTF_A "Set to ON if CBE is enabled for printf %a output" ON)
91 if(LLVM_ENABLE_CBE_PRINTF_A)
92 set(ENABLE_CBE_PRINTF_A 1)
95 option(LLVM_ENABLE_TIMESTAMPS "Enable embedding timestamp information in build" ON)
96 if(LLVM_ENABLE_TIMESTAMPS)
97 set(ENABLE_TIMESTAMPS 1)
100 option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
101 set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
102 set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
104 set(LLVM_TARGET_ARCH "host"
105 CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
107 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
109 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
110 set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
113 set(LLVM_ENUM_TARGETS "")
114 foreach(c ${LLVM_TARGETS_TO_BUILD})
115 list(FIND LLVM_ALL_TARGETS ${c} idx)
117 message(FATAL_ERROR "The target `${c}' does not exist.
118 It should be one of\n${LLVM_ALL_TARGETS}")
120 set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
124 # Produce llvm/Config/Targets.def
126 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
127 ${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
130 set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
132 include(AddLLVMDefinitions)
134 option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
138 include(HandleLLVMOptions)
140 if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
141 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
143 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
147 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
148 ${LLVM_BINARY_DIR}/include/llvm/Config/config.h)
151 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
152 ${LLVM_BINARY_DIR}/include/llvm/Config/llvm-config.h)
155 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
156 ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h)
158 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
159 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
160 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
162 # MSVC has a gazillion warnings with this.
164 option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." OFF)
166 option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
169 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
170 option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
172 set(CMAKE_INCLUDE_CURRENT_DIR ON)
174 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
176 if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
177 SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-include llvm/Support/Solaris.h")
178 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
184 get_system_libs(LLVM_SYSTEM_LIBS_LIST)
185 foreach(l ${LLVM_SYSTEM_LIBS_LIST})
186 set(LLVM_SYSTEM_LIBS "${LLVM_SYSTEM_LIBS} -l${l}")
188 set(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
189 set(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
193 # People report that -O3 is unreliable on MinGW. The traditional
194 # build also uses -O2 for that reason:
195 llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
198 add_subdirectory(lib/Support)
200 # Everything else depends on Support:
201 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
203 set(LLVM_TABLEGEN "tblgen" CACHE
204 STRING "Native TableGen executable. Saves building one when cross-compiling.")
205 # Effective tblgen executable to be used:
206 set(LLVM_TABLEGEN_EXE ${LLVM_TABLEGEN})
208 add_subdirectory(utils/TableGen)
210 if( CMAKE_CROSSCOMPILING )
211 # This adds a dependency on target `tblgen', so must go after utils/TableGen
212 include( CrossCompileLLVM )
213 endif( CMAKE_CROSSCOMPILING )
215 add_subdirectory(include/llvm)
217 add_subdirectory(lib/VMCore)
218 add_subdirectory(lib/CodeGen)
219 add_subdirectory(lib/CodeGen/SelectionDAG)
220 add_subdirectory(lib/CodeGen/AsmPrinter)
221 add_subdirectory(lib/Bitcode/Reader)
222 add_subdirectory(lib/Bitcode/Writer)
223 add_subdirectory(lib/Transforms/Utils)
224 add_subdirectory(lib/Transforms/Instrumentation)
225 add_subdirectory(lib/Transforms/InstCombine)
226 add_subdirectory(lib/Transforms/Scalar)
227 add_subdirectory(lib/Transforms/IPO)
228 add_subdirectory(lib/Transforms/Hello)
229 add_subdirectory(lib/Linker)
230 add_subdirectory(lib/Analysis)
231 add_subdirectory(lib/Analysis/IPA)
232 add_subdirectory(lib/MC)
233 add_subdirectory(lib/MC/MCParser)
234 add_subdirectory(lib/MC/MCDisassembler)
235 add_subdirectory(lib/Object)
237 add_subdirectory(utils/FileCheck)
238 add_subdirectory(utils/FileUpdate)
239 add_subdirectory(utils/count)
240 add_subdirectory(utils/not)
241 add_subdirectory(utils/llvm-lit)
243 set(LLVM_ENUM_ASM_PRINTERS "")
244 set(LLVM_ENUM_ASM_PARSERS "")
245 set(LLVM_ENUM_DISASSEMBLERS "")
246 foreach(t ${LLVM_TARGETS_TO_BUILD})
247 message(STATUS "Targeting ${t}")
248 add_subdirectory(lib/Target/${t})
249 add_subdirectory(lib/Target/${t}/TargetInfo)
250 set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} )
251 file(GLOB asmp_file "${td}/*AsmPrinter.cpp")
253 set(LLVM_ENUM_ASM_PRINTERS
254 "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
256 if( EXISTS ${td}/InstPrinter/CMakeLists.txt )
257 add_subdirectory(lib/Target/${t}/InstPrinter)
259 if( EXISTS ${td}/AsmParser/CMakeLists.txt )
260 add_subdirectory(lib/Target/${t}/AsmParser)
261 set(LLVM_ENUM_ASM_PARSERS
262 "${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
264 if( EXISTS ${td}/Disassembler/CMakeLists.txt )
265 add_subdirectory(lib/Target/${t}/Disassembler)
266 set(LLVM_ENUM_DISASSEMBLERS
267 "${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
269 if( EXISTS ${td}/Utils/CMakeLists.txt )
270 add_subdirectory(${td}/Utils)
272 set(CURRENT_LLVM_TARGET)
275 # Produce llvm/Config/AsmPrinters.def
277 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
278 ${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
281 # Produce llvm/Config/AsmParsers.def
283 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
284 ${LLVM_BINARY_DIR}/include/llvm/Config/AsmParsers.def
287 # Produce llvm/Config/Disassemblers.def
289 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
290 ${LLVM_BINARY_DIR}/include/llvm/Config/Disassemblers.def
293 add_subdirectory(lib/ExecutionEngine)
294 add_subdirectory(lib/ExecutionEngine/Interpreter)
295 add_subdirectory(lib/ExecutionEngine/JIT)
296 add_subdirectory(lib/ExecutionEngine/MCJIT)
297 add_subdirectory(lib/Target)
298 add_subdirectory(lib/AsmParser)
299 add_subdirectory(lib/Archive)
301 add_subdirectory(projects)
303 option(LLVM_BUILD_TOOLS
304 "Build the LLVM tools. If OFF, just generate build targets." ON)
305 option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
306 if( LLVM_INCLUDE_TOOLS )
307 add_subdirectory(tools)
310 option(LLVM_BUILD_EXAMPLES
311 "Build the LLVM example programs. If OFF, just generate build targets." OFF)
312 option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
313 if( LLVM_INCLUDE_EXAMPLES )
314 add_subdirectory(examples)
317 option(LLVM_BUILD_TESTS
318 "Build LLVM unit tests. If OFF, just generate build targes." OFF)
319 option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
320 if( LLVM_INCLUDE_TESTS )
321 add_subdirectory(test)
322 add_subdirectory(utils/unittest)
323 add_subdirectory(unittests)
325 # This utility is used to prevent chrashing tests from calling Dr. Watson on
327 add_subdirectory(utils/KillTheDoctor)
331 add_subdirectory(cmake/modules)
333 install(DIRECTORY include/
340 PATTERN ".svn" EXCLUDE
343 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/
350 # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
351 PATTERN "CMakeFiles" EXCLUDE
352 PATTERN ".svn" EXCLUDE
355 # TODO: make and install documentation.
357 set(CPACK_PACKAGE_VENDOR "LLVM")
358 set(CPACK_PACKAGE_VERSION_MAJOR 2)
359 set(CPACK_PACKAGE_VERSION_MINOR 9)
360 add_version_info_from_vcs(CPACK_PACKAGE_VERSION_PATCH)
363 # Workaround for MSVS10 to avoid the Dialog Hell
364 # FIXME: This could be removed with future version of CMake.
365 if(MSVC_VERSION EQUAL 1600)
366 set(LLVM_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/LLVM.sln")
367 if( EXISTS "${LLVM_SLN_FILENAME}" )
368 file(APPEND "${LLVM_SLN_FILENAME}" "\n# This should be regenerated!\n")