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 "symbol.exports")
8 add_custom_command(OUTPUT symbol.exports
9 COMMAND sed -e "s/^/_/" < ${export_file} > symbol.exports
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}/symbol.exports")
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 "symbol.exports")
18 # FIXME: Don't write the "local:" line on OpenBSD.
19 add_custom_command(OUTPUT symbol.exports
20 COMMAND echo "{" > symbol.exports
21 COMMAND grep -q "[[:alnum:]]" ${export_file} && echo " global:" >> symbol.exports || :
22 COMMAND sed -e "s/$/;/" -e "s/^/ /" < ${export_file} >> symbol.exports
23 COMMAND echo " local: *;" >> symbol.exports
24 COMMAND echo "};" >> symbol.exports
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}/symbol.exports")
31 set(native_export_file "symbol.def")
38 add_custom_command(OUTPUT symbol.def
39 COMMAND cmake -E echo "EXPORTS" > symbol.def
40 COMMAND ${CAT} < ${export_file} >> symbol.def
41 DEPENDS ${export_file}
43 COMMENT "Creating export file for ${target_name}")
44 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
45 LINK_FLAGS " ${CMAKE_CURRENT_BINARY_DIR}/symbol.def")
48 add_custom_target(${target_name}_exports DEPENDS ${native_export_file})
50 get_property(srcs TARGET ${target_name} PROPERTY SOURCES)
52 get_filename_component(extension ${src} EXT)
53 if(extension STREQUAL ".cpp")
54 set(first_source_file ${src})
59 # Force re-linking when the exports file changes. Actually, it
60 # forces recompilation of the source file. The LINK_DEPENDS target
61 # property only works for makefile-based generators.
62 set_property(SOURCE ${first_source_file} APPEND PROPERTY
63 OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${native_export_file})
65 set_property(DIRECTORY APPEND
66 PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${native_export_file})
68 add_dependencies(${target_name} ${target_name}_exports)
69 endfunction(add_llvm_symbol_exports)
71 macro(add_llvm_library name)
72 llvm_process_sources( ALL_FILES ${ARGN} )
73 add_library( ${name} ${ALL_FILES} )
74 set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
75 if( LLVM_COMMON_DEPENDS )
76 add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
77 endif( LLVM_COMMON_DEPENDS )
79 if( BUILD_SHARED_LIBS )
80 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
82 set_target_properties(${name}
88 if (LLVM_EXPORTED_SYMBOL_FILE)
89 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
92 # Ensure that the system libraries always comes last on the
93 # list. Without this, linking the unit tests on MinGW fails.
94 link_system_libs( ${name} )
96 if( EXCLUDE_FROM_ALL )
97 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
99 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO")
100 install(TARGETS ${name}
101 LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
102 ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
105 set_target_properties(${name} PROPERTIES FOLDER "Libraries")
107 # Add the explicit dependency information for this library.
109 # It would be nice to verify that we have the dependencies for this library
110 # name, but using get_property(... SET) doesn't suffice to determine if a
111 # property has been set to an empty value.
112 get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
113 target_link_libraries(${name} ${lib_deps})
114 endmacro(add_llvm_library name)
116 macro(add_llvm_loadable_module name)
117 if( NOT LLVM_ON_UNIX OR CYGWIN )
118 message(STATUS "Loadable modules not supported on this platform.
120 # Add empty "phony" target
121 add_custom_target(${name})
123 llvm_process_sources( ALL_FILES ${ARGN} )
130 if (LLVM_EXPORTED_SYMBOL_FILE)
131 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
132 endif(LLVM_EXPORTED_SYMBOL_FILE)
134 add_library( ${name} ${libkind} ${ALL_FILES} )
135 set_target_properties( ${name} PROPERTIES PREFIX "" )
137 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
138 link_system_libs( ${name} )
141 # Darwin-specific linker flags for loadable modules.
142 set_target_properties(${name} PROPERTIES
143 LINK_FLAGS "-Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
146 if( EXCLUDE_FROM_ALL )
147 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
149 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
150 install(TARGETS ${name}
151 LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
152 ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
157 set_target_properties(${name} PROPERTIES FOLDER "Loadable modules")
158 endmacro(add_llvm_loadable_module name)
161 macro(add_llvm_executable name)
162 llvm_process_sources( ALL_FILES ${ARGN} )
163 if( EXCLUDE_FROM_ALL )
164 add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
166 add_executable(${name} ${ALL_FILES})
169 if (LLVM_EXPORTED_SYMBOL_FILE)
170 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
171 endif(LLVM_EXPORTED_SYMBOL_FILE)
173 set(EXCLUDE_FROM_ALL OFF)
174 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
175 if( LLVM_COMMON_DEPENDS )
176 add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
177 endif( LLVM_COMMON_DEPENDS )
178 link_system_libs( ${name} )
179 endmacro(add_llvm_executable name)
182 set (LLVM_TOOLCHAIN_TOOLS
187 macro(add_llvm_tool name)
188 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR})
189 if( NOT LLVM_BUILD_TOOLS )
190 set(EXCLUDE_FROM_ALL ON)
192 add_llvm_executable(${name} ${ARGN})
194 list(FIND LLVM_TOOLCHAIN_TOOLS ${name} LLVM_IS_${name}_TOOLCHAIN_TOOL)
195 if (LLVM_IS_${name}_TOOLCHAIN_TOOL GREATER -1 OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
196 if( LLVM_BUILD_TOOLS )
197 install(TARGETS ${name} RUNTIME DESTINATION bin)
200 set_target_properties(${name} PROPERTIES FOLDER "Tools")
201 endmacro(add_llvm_tool name)
204 macro(add_llvm_example name)
205 # set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_EXAMPLES_BINARY_DIR})
206 if( NOT LLVM_BUILD_EXAMPLES )
207 set(EXCLUDE_FROM_ALL ON)
209 add_llvm_executable(${name} ${ARGN})
210 if( LLVM_BUILD_EXAMPLES )
211 install(TARGETS ${name} RUNTIME DESTINATION examples)
213 set_target_properties(${name} PROPERTIES FOLDER "Examples")
214 endmacro(add_llvm_example name)
217 macro(add_llvm_utility name)
218 add_llvm_executable(${name} ${ARGN})
219 set_target_properties(${name} PROPERTIES FOLDER "Utils")
220 endmacro(add_llvm_utility name)
223 macro(add_llvm_target target_name)
224 include_directories(BEFORE
225 ${CMAKE_CURRENT_BINARY_DIR}
226 ${CMAKE_CURRENT_SOURCE_DIR})
227 add_llvm_library(LLVM${target_name} ${ARGN} ${TABLEGEN_OUTPUT})
228 set( CURRENT_LLVM_TARGET LLVM${target_name} )
229 endmacro(add_llvm_target)
231 # Add external project that may want to be built as part of llvm such as Clang,
232 # lld, and Polly. This adds two options. One for the source directory of the
233 # project, which defaults to ${CMAKE_CURRENT_SOURCE_DIR}/${name}. Another to
234 # enable or disable building it with everything else.
235 # Additional parameter can be specified as the name of directory.
236 macro(add_llvm_external_project name)
237 set(add_llvm_external_dir "${ARGN}")
238 if("${add_llvm_external_dir}" STREQUAL "")
239 set(add_llvm_external_dir ${name})
241 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}")
242 string(REPLACE "-" "_" nameUNDERSCORE ${name})
243 string(TOUPPER ${nameUNDERSCORE} nameUPPER)
244 set(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}"
245 CACHE PATH "Path to ${name} source directory")
246 if (NOT ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} STREQUAL ""
247 AND EXISTS ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}/CMakeLists.txt)
248 option(LLVM_EXTERNAL_${nameUPPER}_BUILD
249 "Whether to build ${name} as part of LLVM" ON)
250 if (LLVM_EXTERNAL_${nameUPPER}_BUILD)
251 add_subdirectory(${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} ${add_llvm_external_dir})
254 endmacro(add_llvm_external_project)
256 macro(add_llvm_tool_subdirectory name)
257 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
258 add_subdirectory(${name})
259 endmacro(add_llvm_tool_subdirectory)
261 macro(ignore_llvm_tool_subdirectory name)
262 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
263 endmacro(ignore_llvm_tool_subdirectory)
265 function(add_llvm_implicit_external_projects)
266 set(list_of_implicit_subdirs "")
267 file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
268 foreach(dir ${sub-dirs})
269 if(IS_DIRECTORY "${dir}")
270 list(FIND LLVM_IMPLICIT_PROJECT_IGNORE "${dir}" tool_subdir_ignore)
271 if( tool_subdir_ignore EQUAL -1
272 AND EXISTS "${dir}/CMakeLists.txt")
273 get_filename_component(fn "${dir}" NAME)
274 list(APPEND list_of_implicit_subdirs "${fn}")
279 foreach(external_proj ${list_of_implicit_subdirs})
280 add_llvm_external_project("${external_proj}")
282 endfunction(add_llvm_implicit_external_projects)
284 # Generic support for adding a unittest.
285 function(add_unittest test_suite test_name)
286 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
287 if( NOT LLVM_BUILD_TESTS )
288 set(EXCLUDE_FROM_ALL ON)
291 add_llvm_executable(${test_name} ${ARGN})
292 target_link_libraries(${test_name}
295 LLVMSupport # gtest needs it for raw_ostream.
298 add_dependencies(${test_suite} ${test_name})
299 get_target_property(test_suite_folder ${test_suite} FOLDER)
300 if (NOT ${test_suite_folder} STREQUAL "NOTFOUND")
301 set_property(TARGET ${test_name} PROPERTY FOLDER "${test_suite_folder}")
304 # Visual Studio 2012 only supports up to 8 template parameters in
305 # std::tr1::tuple by default, but gtest requires 10
306 if (MSVC AND MSVC_VERSION EQUAL 1700)
307 set_property(TARGET ${test_name} APPEND PROPERTY COMPILE_DEFINITIONS _VARIADIC_MAX=10)
310 include_directories(${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include)
311 set_property(TARGET ${test_name} APPEND PROPERTY COMPILE_DEFINITIONS GTEST_HAS_RTTI=0)
312 if (NOT LLVM_ENABLE_THREADS)
313 set_property(TARGET ${test_name} APPEND PROPERTY COMPILE_DEFINITIONS GTEST_HAS_PTHREAD=0)
316 get_property(target_compile_flags TARGET ${test_name} PROPERTY COMPILE_FLAGS)
317 if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
318 set(target_compile_flags "${target_compile_flags} -fno-rtti")
320 llvm_replace_compiler_option(target_compile_flags "/GR" "/GR-")
323 if (SUPPORTS_NO_VARIADIC_MACROS_FLAG)
324 set(target_compile_flags "${target_compile_flags} -Wno-variadic-macros")
326 set_property(TARGET ${test_name} PROPERTY COMPILE_FLAGS "${target_compile_flags}")
329 # This function provides an automatic way to 'configure'-like generate a file
330 # based on a set of common and custom variables, specifically targeting the
331 # variables needed for the 'lit.site.cfg' files. This function bundles the
332 # common variables that any Lit instance is likely to need, and custom
333 # variables can be passed in.
334 function(configure_lit_site_cfg input output)
335 foreach(c ${LLVM_TARGETS_TO_BUILD})
336 set(TARGETS_BUILT "${TARGETS_BUILT} ${c}")
338 set(TARGETS_TO_BUILD ${TARGETS_BUILT})
340 set(SHLIBEXT "${LTDL_SHLIB_EXT}")
341 set(SHLIBDIR "${LLVM_LIBRARY_OUTPUT_INTDIR}")
343 if(BUILD_SHARED_LIBS)
344 set(LLVM_SHARED_LIBS_ENABLED "1")
346 set(LLVM_SHARED_LIBS_ENABLED "0")
347 endif(BUILD_SHARED_LIBS)
349 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
350 set(SHLIBPATH_VAR "DYLD_LIBRARY_PATH")
351 else() # Default for all other unix like systems.
352 # CMake hardcodes the library locaction using rpath.
353 # Therefore LD_LIBRARY_PATH is not required to run binaries in the
354 # build dir. We pass it anyways.
355 set(SHLIBPATH_VAR "LD_LIBRARY_PATH")
358 # Configuration-time: See Unit/lit.site.cfg.in
359 if (CMAKE_CFG_INTDIR STREQUAL ".")
360 set(LLVM_BUILD_MODE ".")
362 set(LLVM_BUILD_MODE "%(build_mode)s")
365 set(LLVM_SOURCE_DIR ${LLVM_MAIN_SRC_DIR})
366 set(LLVM_BINARY_DIR ${LLVM_BINARY_DIR})
367 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_TOOLS_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
368 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_LIBS_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
369 set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
370 set(ENABLE_SHARED ${LLVM_SHARED_LIBS_ENABLED})
371 set(SHLIBPATH_VAR ${SHLIBPATH_VAR})
373 if(LLVM_ENABLE_ASSERTIONS AND NOT MSVC_IDE)
374 set(ENABLE_ASSERTIONS "1")
376 set(ENABLE_ASSERTIONS "0")
379 set(HOST_OS ${CMAKE_SYSTEM_NAME})
380 set(HOST_ARCH ${CMAKE_SYSTEM_PROCESSOR})
382 if (CLANG_ENABLE_ARCMT)
383 set(ENABLE_CLANG_ARCMT "1")
385 set(ENABLE_CLANG_ARCMT "0")
387 if (CLANG_ENABLE_REWRITER)
388 set(ENABLE_CLANG_REWRITER "1")
390 set(ENABLE_CLANG_REWRITER "0")
392 if (CLANG_ENABLE_STATIC_ANALYZER)
393 set(ENABLE_CLANG_STATIC_ANALYZER "1")
395 set(ENABLE_CLANG_STATIC_ANALYZER "0")
398 configure_file(${input} ${output} @ONLY)
401 # A raw function to create a lit target. This is used to implement the testuite
402 # management functions.
403 function(add_lit_target target comment)
404 parse_arguments(ARG "PARAMS;DEPENDS;ARGS" "" ${ARGN})
405 set(LIT_ARGS "${ARG_ARGS} ${LLVM_LIT_ARGS}")
406 separate_arguments(LIT_ARGS)
407 if (NOT CMAKE_CFG_INTDIR STREQUAL ".")
408 list(APPEND LIT_ARGS --param build_mode=${CMAKE_CFG_INTDIR})
412 ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py
415 foreach(param ${ARG_PARAMS})
416 list(APPEND LIT_COMMAND --param ${param})
419 add_custom_target(${target}
420 COMMAND ${LIT_COMMAND} ${ARG_DEFAULT_ARGS}
423 add_dependencies(${target} ${ARG_DEPENDS})
425 add_custom_target(${target}
426 COMMAND cmake -E echo "${target} does nothing, no tools built.")
427 message(STATUS "${target} does nothing.")
430 # Tests should be excluded from "Build Solution".
431 set_target_properties(${target} PROPERTIES EXCLUDE_FROM_DEFAULT_BUILD ON)
434 # A function to add a set of lit test suites to be driven through 'check-*' targets.
435 function(add_lit_testsuite target comment)
436 parse_arguments(ARG "PARAMS;DEPENDS;ARGS" "" ${ARGN})
438 # EXCLUDE_FROM_ALL excludes the test ${target} out of check-all.
439 if(NOT EXCLUDE_FROM_ALL)
440 # Register the testsuites, params and depends for the global check rule.
441 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_TESTSUITES ${ARG_DEFAULT_ARGS})
442 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_PARAMS ${ARG_PARAMS})
443 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_DEPENDS ${ARG_DEPENDS})
444 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_EXTRA_ARGS ${ARG_ARGS})
447 # Produce a specific suffixed check rule.
448 add_lit_target(${target} ${comment}
451 DEPENDS ${ARG_DEPENDS}