1 include(LLVMParseArguments)
2 include(LLVMProcessSources)
5 function(add_llvm_symbol_exports target_name export_file)
6 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
7 set(native_export_file "${target_name}.exports")
8 add_custom_command(OUTPUT ${native_export_file}
9 COMMAND sed -e "s/^/_/" < ${export_file} > ${native_export_file}
10 DEPENDS ${export_file}
12 COMMENT "Creating export file for ${target_name}")
13 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
14 LINK_FLAGS " -Wl,-exported_symbols_list,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
15 elseif(LLVM_HAVE_LINK_VERSION_SCRIPT)
16 # Gold and BFD ld require a version script rather than a plain list.
17 set(native_export_file "${target_name}.exports")
18 # FIXME: Don't write the "local:" line on OpenBSD.
19 add_custom_command(OUTPUT ${native_export_file}
20 COMMAND echo "{" > ${native_export_file}
21 COMMAND grep -q "[[:alnum:]]" ${export_file} && echo " global:" >> ${native_export_file} || :
22 COMMAND sed -e "s/$/;/" -e "s/^/ /" < ${export_file} >> ${native_export_file}
23 COMMAND echo " local: *;" >> ${native_export_file}
24 COMMAND echo "};" >> ${native_export_file}
25 DEPENDS ${export_file}
27 COMMENT "Creating export file for ${target_name}")
28 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
29 LINK_FLAGS " -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
31 set(native_export_file "${target_name}.def")
38 # Using ${export_file} in add_custom_command directly confuses cmd.exe.
39 file(TO_NATIVE_PATH ${export_file} export_file_backslashes)
41 add_custom_command(OUTPUT ${native_export_file}
42 COMMAND ${CMAKE_COMMAND} -E echo "EXPORTS" > ${native_export_file}
43 COMMAND ${CAT} ${export_file_backslashes} >> ${native_export_file}
44 DEPENDS ${export_file}
46 COMMENT "Creating export file for ${target_name}")
48 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
49 LINK_FLAGS "${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
51 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
52 LINK_FLAGS " ${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
56 add_custom_target(${target_name}_exports DEPENDS ${native_export_file})
58 get_property(srcs TARGET ${target_name} PROPERTY SOURCES)
60 get_filename_component(extension ${src} EXT)
61 if(extension STREQUAL ".cpp")
62 set(first_source_file ${src})
67 # Force re-linking when the exports file changes. Actually, it
68 # forces recompilation of the source file. The LINK_DEPENDS target
69 # property only works for makefile-based generators.
70 set_property(SOURCE ${first_source_file} APPEND PROPERTY
71 OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${native_export_file})
73 set_property(DIRECTORY APPEND
74 PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${native_export_file})
76 add_dependencies(${target_name} ${target_name}_exports)
77 endfunction(add_llvm_symbol_exports)
79 macro(add_llvm_library name)
80 llvm_process_sources( ALL_FILES ${ARGN} )
81 add_library( ${name} ${ALL_FILES} )
82 set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
83 if( LLVM_COMMON_DEPENDS )
84 add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
85 endif( LLVM_COMMON_DEPENDS )
87 if( BUILD_SHARED_LIBS )
88 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
90 set_target_properties(${name}
95 if (LLVM_EXPORTED_SYMBOL_FILE)
96 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
100 # Ensure that the system libraries always comes last on the
101 # list. Without this, linking the unit tests on MinGW fails.
102 link_system_libs( ${name} )
104 if( EXCLUDE_FROM_ALL )
105 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
107 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO")
108 install(TARGETS ${name}
109 LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
110 ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
113 set_target_properties(${name} PROPERTIES FOLDER "Libraries")
115 # Add the explicit dependency information for this library.
117 # It would be nice to verify that we have the dependencies for this library
118 # name, but using get_property(... SET) doesn't suffice to determine if a
119 # property has been set to an empty value.
120 get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
121 target_link_libraries(${name} ${lib_deps})
122 endmacro(add_llvm_library name)
124 macro(add_llvm_loadable_module name)
125 if( NOT LLVM_ON_UNIX OR CYGWIN )
126 message(STATUS "Loadable modules not supported on this platform.
128 # Add empty "phony" target
129 add_custom_target(${name})
131 llvm_process_sources( ALL_FILES ${ARGN} )
138 add_library( ${name} ${libkind} ${ALL_FILES} )
139 set_target_properties( ${name} PROPERTIES PREFIX "" )
141 if (LLVM_EXPORTED_SYMBOL_FILE)
142 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
143 endif(LLVM_EXPORTED_SYMBOL_FILE)
145 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
146 link_system_libs( ${name} )
149 # Darwin-specific linker flags for loadable modules.
150 set_target_properties(${name} PROPERTIES
151 LINK_FLAGS "-Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
154 if( EXCLUDE_FROM_ALL )
155 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
157 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
158 install(TARGETS ${name}
159 LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
160 ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
165 set_target_properties(${name} PROPERTIES FOLDER "Loadable modules")
166 endmacro(add_llvm_loadable_module name)
169 macro(add_llvm_executable name)
170 llvm_process_sources( ALL_FILES ${ARGN} )
171 if( EXCLUDE_FROM_ALL )
172 add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
174 add_executable(${name} ${ALL_FILES})
177 if (LLVM_EXPORTED_SYMBOL_FILE)
178 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
179 endif(LLVM_EXPORTED_SYMBOL_FILE)
181 set(EXCLUDE_FROM_ALL OFF)
182 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
183 if( LLVM_COMMON_DEPENDS )
184 add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
185 endif( LLVM_COMMON_DEPENDS )
186 link_system_libs( ${name} )
187 endmacro(add_llvm_executable name)
190 set (LLVM_TOOLCHAIN_TOOLS
195 macro(add_llvm_tool name)
196 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR})
197 if( NOT LLVM_BUILD_TOOLS )
198 set(EXCLUDE_FROM_ALL ON)
200 add_llvm_executable(${name} ${ARGN})
202 list(FIND LLVM_TOOLCHAIN_TOOLS ${name} LLVM_IS_${name}_TOOLCHAIN_TOOL)
203 if (LLVM_IS_${name}_TOOLCHAIN_TOOL GREATER -1 OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
204 if( LLVM_BUILD_TOOLS )
205 install(TARGETS ${name} RUNTIME DESTINATION bin)
208 set_target_properties(${name} PROPERTIES FOLDER "Tools")
209 endmacro(add_llvm_tool name)
212 macro(add_llvm_example name)
213 # set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_EXAMPLES_BINARY_DIR})
214 if( NOT LLVM_BUILD_EXAMPLES )
215 set(EXCLUDE_FROM_ALL ON)
217 add_llvm_executable(${name} ${ARGN})
218 if( LLVM_BUILD_EXAMPLES )
219 install(TARGETS ${name} RUNTIME DESTINATION examples)
221 set_target_properties(${name} PROPERTIES FOLDER "Examples")
222 endmacro(add_llvm_example name)
225 macro(add_llvm_utility name)
226 add_llvm_executable(${name} ${ARGN})
227 set_target_properties(${name} PROPERTIES FOLDER "Utils")
228 endmacro(add_llvm_utility name)
231 macro(add_llvm_target target_name)
232 include_directories(BEFORE
233 ${CMAKE_CURRENT_BINARY_DIR}
234 ${CMAKE_CURRENT_SOURCE_DIR})
235 add_llvm_library(LLVM${target_name} ${ARGN} ${TABLEGEN_OUTPUT})
236 set( CURRENT_LLVM_TARGET LLVM${target_name} )
237 endmacro(add_llvm_target)
239 # Add external project that may want to be built as part of llvm such as Clang,
240 # lld, and Polly. This adds two options. One for the source directory of the
241 # project, which defaults to ${CMAKE_CURRENT_SOURCE_DIR}/${name}. Another to
242 # enable or disable building it with everything else.
243 # Additional parameter can be specified as the name of directory.
244 macro(add_llvm_external_project name)
245 set(add_llvm_external_dir "${ARGN}")
246 if("${add_llvm_external_dir}" STREQUAL "")
247 set(add_llvm_external_dir ${name})
249 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}")
250 string(REPLACE "-" "_" nameUNDERSCORE ${name})
251 string(TOUPPER ${nameUNDERSCORE} nameUPPER)
252 set(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}"
253 CACHE PATH "Path to ${name} source directory")
254 if (NOT ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} STREQUAL ""
255 AND EXISTS ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}/CMakeLists.txt)
256 option(LLVM_EXTERNAL_${nameUPPER}_BUILD
257 "Whether to build ${name} as part of LLVM" ON)
258 if (LLVM_EXTERNAL_${nameUPPER}_BUILD)
259 add_subdirectory(${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} ${add_llvm_external_dir})
262 endmacro(add_llvm_external_project)
264 macro(add_llvm_tool_subdirectory name)
265 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
266 add_subdirectory(${name})
267 endmacro(add_llvm_tool_subdirectory)
269 macro(ignore_llvm_tool_subdirectory name)
270 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
271 endmacro(ignore_llvm_tool_subdirectory)
273 function(add_llvm_implicit_external_projects)
274 set(list_of_implicit_subdirs "")
275 file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
276 foreach(dir ${sub-dirs})
277 if(IS_DIRECTORY "${dir}")
278 list(FIND LLVM_IMPLICIT_PROJECT_IGNORE "${dir}" tool_subdir_ignore)
279 if( tool_subdir_ignore EQUAL -1
280 AND EXISTS "${dir}/CMakeLists.txt")
281 get_filename_component(fn "${dir}" NAME)
282 list(APPEND list_of_implicit_subdirs "${fn}")
287 foreach(external_proj ${list_of_implicit_subdirs})
288 add_llvm_external_project("${external_proj}")
290 endfunction(add_llvm_implicit_external_projects)
292 # Generic support for adding a unittest.
293 function(add_unittest test_suite test_name)
294 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
295 if( NOT LLVM_BUILD_TESTS )
296 set(EXCLUDE_FROM_ALL ON)
299 add_llvm_executable(${test_name} ${ARGN})
300 target_link_libraries(${test_name}
303 LLVMSupport # gtest needs it for raw_ostream.
306 add_dependencies(${test_suite} ${test_name})
307 get_target_property(test_suite_folder ${test_suite} FOLDER)
308 if (NOT ${test_suite_folder} STREQUAL "NOTFOUND")
309 set_property(TARGET ${test_name} PROPERTY FOLDER "${test_suite_folder}")
312 # Visual Studio 2012 only supports up to 8 template parameters in
313 # std::tr1::tuple by default, but gtest requires 10
314 if (MSVC AND MSVC_VERSION EQUAL 1700)
315 set_property(TARGET ${test_name} APPEND PROPERTY COMPILE_DEFINITIONS _VARIADIC_MAX=10)
318 include_directories(${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include)
319 set_property(TARGET ${test_name} APPEND PROPERTY COMPILE_DEFINITIONS GTEST_HAS_RTTI=0)
320 if (NOT LLVM_ENABLE_THREADS)
321 set_property(TARGET ${test_name} APPEND PROPERTY COMPILE_DEFINITIONS GTEST_HAS_PTHREAD=0)
324 get_property(target_compile_flags TARGET ${test_name} PROPERTY COMPILE_FLAGS)
325 if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
326 set(target_compile_flags "${target_compile_flags} -fno-rtti")
328 llvm_replace_compiler_option(target_compile_flags "/GR" "/GR-")
331 if (SUPPORTS_NO_VARIADIC_MACROS_FLAG)
332 set(target_compile_flags "${target_compile_flags} -Wno-variadic-macros")
334 set_property(TARGET ${test_name} PROPERTY COMPILE_FLAGS "${target_compile_flags}")
337 # This function provides an automatic way to 'configure'-like generate a file
338 # based on a set of common and custom variables, specifically targeting the
339 # variables needed for the 'lit.site.cfg' files. This function bundles the
340 # common variables that any Lit instance is likely to need, and custom
341 # variables can be passed in.
342 function(configure_lit_site_cfg input output)
343 foreach(c ${LLVM_TARGETS_TO_BUILD})
344 set(TARGETS_BUILT "${TARGETS_BUILT} ${c}")
346 set(TARGETS_TO_BUILD ${TARGETS_BUILT})
348 set(SHLIBEXT "${LTDL_SHLIB_EXT}")
349 set(SHLIBDIR "${LLVM_LIBRARY_OUTPUT_INTDIR}")
351 if(BUILD_SHARED_LIBS)
352 set(LLVM_SHARED_LIBS_ENABLED "1")
354 set(LLVM_SHARED_LIBS_ENABLED "0")
355 endif(BUILD_SHARED_LIBS)
357 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
358 set(SHLIBPATH_VAR "DYLD_LIBRARY_PATH")
359 else() # Default for all other unix like systems.
360 # CMake hardcodes the library locaction using rpath.
361 # Therefore LD_LIBRARY_PATH is not required to run binaries in the
362 # build dir. We pass it anyways.
363 set(SHLIBPATH_VAR "LD_LIBRARY_PATH")
366 # Configuration-time: See Unit/lit.site.cfg.in
367 if (CMAKE_CFG_INTDIR STREQUAL ".")
368 set(LLVM_BUILD_MODE ".")
370 set(LLVM_BUILD_MODE "%(build_mode)s")
373 set(LLVM_SOURCE_DIR ${LLVM_MAIN_SRC_DIR})
374 set(LLVM_BINARY_DIR ${LLVM_BINARY_DIR})
375 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_TOOLS_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
376 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_LIBS_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
377 set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
378 set(ENABLE_SHARED ${LLVM_SHARED_LIBS_ENABLED})
379 set(SHLIBPATH_VAR ${SHLIBPATH_VAR})
381 if(LLVM_ENABLE_ASSERTIONS AND NOT MSVC_IDE)
382 set(ENABLE_ASSERTIONS "1")
384 set(ENABLE_ASSERTIONS "0")
387 set(HOST_OS ${CMAKE_SYSTEM_NAME})
388 set(HOST_ARCH ${CMAKE_SYSTEM_PROCESSOR})
390 if (CLANG_ENABLE_ARCMT)
391 set(ENABLE_CLANG_ARCMT "1")
393 set(ENABLE_CLANG_ARCMT "0")
395 if (CLANG_ENABLE_REWRITER)
396 set(ENABLE_CLANG_REWRITER "1")
398 set(ENABLE_CLANG_REWRITER "0")
400 if (CLANG_ENABLE_STATIC_ANALYZER)
401 set(ENABLE_CLANG_STATIC_ANALYZER "1")
403 set(ENABLE_CLANG_STATIC_ANALYZER "0")
406 configure_file(${input} ${output} @ONLY)
409 # A raw function to create a lit target. This is used to implement the testuite
410 # management functions.
411 function(add_lit_target target comment)
412 parse_arguments(ARG "PARAMS;DEPENDS;ARGS" "" ${ARGN})
413 set(LIT_ARGS "${ARG_ARGS} ${LLVM_LIT_ARGS}")
414 separate_arguments(LIT_ARGS)
415 if (NOT CMAKE_CFG_INTDIR STREQUAL ".")
416 list(APPEND LIT_ARGS --param build_mode=${CMAKE_CFG_INTDIR})
420 ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py
423 foreach(param ${ARG_PARAMS})
424 list(APPEND LIT_COMMAND --param ${param})
427 add_custom_target(${target}
428 COMMAND ${LIT_COMMAND} ${ARG_DEFAULT_ARGS}
431 add_dependencies(${target} ${ARG_DEPENDS})
433 add_custom_target(${target}
434 COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, no tools built.")
435 message(STATUS "${target} does nothing.")
438 # Tests should be excluded from "Build Solution".
439 set_target_properties(${target} PROPERTIES EXCLUDE_FROM_DEFAULT_BUILD ON)
442 # A function to add a set of lit test suites to be driven through 'check-*' targets.
443 function(add_lit_testsuite target comment)
444 parse_arguments(ARG "PARAMS;DEPENDS;ARGS" "" ${ARGN})
446 # EXCLUDE_FROM_ALL excludes the test ${target} out of check-all.
447 if(NOT EXCLUDE_FROM_ALL)
448 # Register the testsuites, params and depends for the global check rule.
449 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_TESTSUITES ${ARG_DEFAULT_ARGS})
450 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_PARAMS ${ARG_PARAMS})
451 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_DEPENDS ${ARG_DEPENDS})
452 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_EXTRA_ARGS ${ARG_ARGS})
455 # Produce a specific suffixed check rule.
456 add_lit_target(${target} ${comment}
459 DEPENDS ${ARG_DEPENDS}