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 "3.0")
15 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
17 include(VersionFromVCS)
19 option(LLVM_APPEND_VC_REV
20 "Append the version control system revision id to LLVM version" OFF)
22 if( LLVM_APPEND_VC_REV )
23 add_version_info_from_vcs(PACKAGE_VERSION)
26 set(PACKAGE_NAME llvm)
27 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
28 set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
30 if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
31 message(FATAL_ERROR "In-source builds are not allowed.
32 CMake would overwrite the makefiles distributed with LLVM.
33 Please create a directory and run cmake from there, passing the path
34 to this source directory as the last argument.
35 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
39 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
41 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
42 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
43 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
44 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
45 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
46 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
48 if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
50 tablegenned_files_on_include_dir
51 "${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
53 tablegenned_files_on_lib_dir
54 "${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
55 if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
56 message(FATAL_ERROR "Apparently there is a previous in-source build,
57 probably as the result of running `configure' and `make' on
59 This may cause problems. The suspicious files are:
60 ${tablegenned_files_on_lib_dir}
61 ${tablegenned_files_on_include_dir}
62 Please clean the source directory.")
81 # List of targets with JIT support:
82 set(LLVM_TARGETS_WITH_JIT X86 PowerPC ARM Mips)
85 set(LLVM_TARGETS_TO_BUILD X86
86 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
88 set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
89 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
92 option(LLVM_ENABLE_CBE_PRINTF_A "Set to ON if CBE is enabled for printf %a output" ON)
93 if(LLVM_ENABLE_CBE_PRINTF_A)
94 set(ENABLE_CBE_PRINTF_A 1)
97 option(LLVM_ENABLE_TIMESTAMPS "Enable embedding timestamp information in build" ON)
98 if(LLVM_ENABLE_TIMESTAMPS)
99 set(ENABLE_TIMESTAMPS 1)
102 option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
103 set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
104 set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
106 set(LLVM_TARGET_ARCH "host"
107 CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
109 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
111 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
112 set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
115 set(LLVM_ENUM_TARGETS "")
116 foreach(c ${LLVM_TARGETS_TO_BUILD})
117 list(FIND LLVM_ALL_TARGETS ${c} idx)
119 message(FATAL_ERROR "The target `${c}' does not exist.
120 It should be one of\n${LLVM_ALL_TARGETS}")
122 set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
126 # Produce llvm/Config/Targets.def
128 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
129 ${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
132 set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
134 include(AddLLVMDefinitions)
136 option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
138 # MSVC has a gazillion warnings with this.
140 option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." OFF)
142 option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
145 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
146 option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
148 if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
149 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
151 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
154 # All options referred to from HandleLLVMOptions have to be specified
155 # BEFORE this include, otherwise options will not be correctly set on
158 include(HandleLLVMOptions)
161 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
162 ${LLVM_BINARY_DIR}/include/llvm/Config/config.h)
165 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
166 ${LLVM_BINARY_DIR}/include/llvm/Config/llvm-config.h)
169 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
170 ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h)
172 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
173 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
174 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
176 set(CMAKE_INCLUDE_CURRENT_DIR ON)
178 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
180 if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
181 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -include llvm/Support/Solaris.h")
182 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
188 tablegen(LLVM ${ARGN})
192 # People report that -O3 is unreliable on MinGW. The traditional
193 # build also uses -O2 for that reason:
194 llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
197 # Put this before tblgen. Else we have a circular dependence.
198 add_subdirectory(lib/Support)
199 add_subdirectory(lib/TableGen)
201 add_subdirectory(utils/TableGen)
203 add_subdirectory(include/llvm)
205 add_subdirectory(lib)
207 add_subdirectory(utils/FileCheck)
208 add_subdirectory(utils/FileUpdate)
209 add_subdirectory(utils/count)
210 add_subdirectory(utils/not)
211 add_subdirectory(utils/llvm-lit)
213 add_subdirectory(projects)
215 option(LLVM_BUILD_TOOLS
216 "Build the LLVM tools. If OFF, just generate build targets." ON)
217 option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
218 if( LLVM_INCLUDE_TOOLS )
219 add_subdirectory(tools)
222 option(LLVM_BUILD_RUNTIME
223 "Build the LLVM runtime libraries. If OFF, just generate build targets." ON)
224 option(LLVM_INCLUDE_RUNTIME "Generate build targets for the LLVM runtimes" ON)
225 if( LLVM_INCLUDE_RUNTIME )
226 add_subdirectory(runtime)
229 option(LLVM_BUILD_EXAMPLES
230 "Build the LLVM example programs. If OFF, just generate build targets." OFF)
231 option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
232 if( LLVM_INCLUDE_EXAMPLES )
233 add_subdirectory(examples)
236 option(LLVM_BUILD_TESTS
237 "Build LLVM unit tests. If OFF, just generate build targets." OFF)
238 if( LLVM_INCLUDE_TESTS )
239 add_subdirectory(test)
240 add_subdirectory(utils/unittest)
241 add_subdirectory(unittests)
243 # This utility is used to prevent chrashing tests from calling Dr. Watson on
245 add_subdirectory(utils/KillTheDoctor)
249 add_subdirectory(cmake/modules)
251 install(DIRECTORY include/
258 PATTERN "LICENSE.TXT"
259 PATTERN ".svn" EXCLUDE
262 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/
269 # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
270 PATTERN "CMakeFiles" EXCLUDE
271 PATTERN ".svn" EXCLUDE
274 # TODO: make and install documentation.
276 set(CPACK_PACKAGE_VENDOR "LLVM")
277 set(CPACK_PACKAGE_VERSION_MAJOR 2)
278 set(CPACK_PACKAGE_VERSION_MINOR 9)
279 add_version_info_from_vcs(CPACK_PACKAGE_VERSION_PATCH)
282 # Workaround for MSVS10 to avoid the Dialog Hell
283 # FIXME: This could be removed with future version of CMake.
284 if(MSVC_VERSION EQUAL 1600)
285 set(LLVM_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/LLVM.sln")
286 if( EXISTS "${LLVM_SLN_FILENAME}" )
287 file(APPEND "${LLVM_SLN_FILENAME}" "\n# This should be regenerated!\n")