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Commit | Line | Data |
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1a4d82fc | 1 | include(AddLLVM) |
92a42be0 | 2 | include(ExternalProject) |
1a4d82fc JJ |
3 | include(CompilerRTUtils) |
4 | ||
92a42be0 SL |
5 | # Tries to add an "object library" target for a given list of OSs and/or |
6 | # architectures with name "<name>.<arch>" for non-Darwin platforms if | |
7 | # architecture can be targeted, and "<name>.<os>" for Darwin platforms. | |
8 | # add_compiler_rt_object_libraries(<name> | |
9 | # OS <os names> | |
10 | # ARCHS <architectures> | |
11 | # SOURCES <source files> | |
12 | # CFLAGS <compile flags> | |
13 | # DEFS <compile definitions>) | |
14 | function(add_compiler_rt_object_libraries name) | |
15 | cmake_parse_arguments(LIB "" "" "OS;ARCHS;SOURCES;CFLAGS;DEFS" ${ARGN}) | |
16 | set(libnames) | |
17 | if(APPLE) | |
18 | foreach(os ${LIB_OS}) | |
19 | set(libname "${name}.${os}") | |
20 | set(libnames ${libnames} ${libname}) | |
21 | set(extra_cflags_${libname} ${DARWIN_${os}_CFLAGS}) | |
22 | list_union(LIB_ARCHS_${libname} DARWIN_${os}_ARCHS LIB_ARCHS) | |
23 | endforeach() | |
1a4d82fc | 24 | else() |
92a42be0 SL |
25 | foreach(arch ${LIB_ARCHS}) |
26 | set(libname "${name}.${arch}") | |
27 | set(libnames ${libnames} ${libname}) | |
28 | set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS}) | |
29 | if(NOT CAN_TARGET_${arch}) | |
30 | message(FATAL_ERROR "Architecture ${arch} can't be targeted") | |
31 | return() | |
32 | endif() | |
33 | endforeach() | |
1a4d82fc | 34 | endif() |
92a42be0 SL |
35 | |
36 | foreach(libname ${libnames}) | |
37 | add_library(${libname} OBJECT ${LIB_SOURCES}) | |
38 | set_target_compile_flags(${libname} | |
39 | ${CMAKE_CXX_FLAGS} ${extra_cflags_${libname}} ${LIB_CFLAGS}) | |
40 | set_property(TARGET ${libname} APPEND PROPERTY | |
41 | COMPILE_DEFINITIONS ${LIB_DEFS}) | |
42 | if(APPLE) | |
43 | set_target_properties(${libname} PROPERTIES | |
44 | OSX_ARCHITECTURES "${LIB_ARCHS_${libname}}") | |
45 | endif() | |
46 | endforeach() | |
47 | endfunction() | |
1a4d82fc | 48 | |
92a42be0 SL |
49 | # Takes a list of object library targets, and a suffix and appends the proper |
50 | # TARGET_OBJECTS string to the output variable. | |
51 | # format_object_libs(<output> <suffix> ...) | |
52 | macro(format_object_libs output suffix) | |
53 | foreach(lib ${ARGN}) | |
54 | list(APPEND ${output} $<TARGET_OBJECTS:${lib}.${suffix}>) | |
55 | endforeach() | |
1a4d82fc JJ |
56 | endmacro() |
57 | ||
92a42be0 SL |
58 | # Adds static or shared runtime for a list of architectures and operating |
59 | # systems and puts it in the proper directory in the build and install trees. | |
60 | # add_compiler_rt_runtime(<name> | |
61 | # {STATIC|SHARED} | |
62 | # ARCHS <architectures> | |
63 | # OS <os list> | |
1a4d82fc JJ |
64 | # SOURCES <source files> |
65 | # CFLAGS <compile flags> | |
92a42be0 SL |
66 | # LINKFLAGS <linker flags> |
67 | # DEFS <compile definitions> | |
68 | # LINK_LIBS <linked libraries> (only for shared library) | |
69 | # OBJECT_LIBS <object libraries to use as sources> | |
70 | # PARENT_TARGET <convenience parent target>) | |
71 | function(add_compiler_rt_runtime name type) | |
72 | if(NOT type MATCHES "^(STATIC|SHARED)$") | |
73 | message(FATAL_ERROR "type argument must be STATIC or SHARED") | |
74 | return() | |
75 | endif() | |
76 | cmake_parse_arguments(LIB | |
77 | "" | |
78 | "PARENT_TARGET" | |
79 | "OS;ARCHS;SOURCES;CFLAGS;LINKFLAGS;DEFS;LINK_LIBS;OBJECT_LIBS" | |
80 | ${ARGN}) | |
81 | set(libnames) | |
82 | if(APPLE) | |
83 | foreach(os ${LIB_OS}) | |
84 | if(type STREQUAL "STATIC") | |
85 | set(libname "${name}_${os}") | |
86 | else() | |
87 | set(libname "${name}_${os}_dynamic") | |
88 | set(extra_linkflags_${libname} ${DARWIN_${os}_LINKFLAGS} ${LIB_LINKFLAGS}) | |
89 | endif() | |
90 | list_union(LIB_ARCHS_${libname} DARWIN_${os}_ARCHS LIB_ARCHS) | |
91 | if(LIB_ARCHS_${libname}) | |
92 | list(APPEND libnames ${libname}) | |
93 | set(extra_cflags_${libname} ${DARWIN_${os}_CFLAGS} ${LIB_CFLAGS}) | |
94 | set(output_name_${libname} ${libname}${COMPILER_RT_OS_SUFFIX}) | |
95 | set(sources_${libname} ${LIB_SOURCES}) | |
96 | format_object_libs(sources_${libname} ${os} ${LIB_OBJECT_LIBS}) | |
97 | endif() | |
98 | endforeach() | |
1a4d82fc | 99 | else() |
92a42be0 SL |
100 | foreach(arch ${LIB_ARCHS}) |
101 | if(NOT CAN_TARGET_${arch}) | |
102 | message(FATAL_ERROR "Architecture ${arch} can't be targeted") | |
103 | return() | |
104 | endif() | |
105 | if(type STREQUAL "STATIC") | |
106 | set(libname "${name}-${arch}") | |
107 | set(output_name_${libname} ${libname}${COMPILER_RT_OS_SUFFIX}) | |
108 | else() | |
109 | set(libname "${name}-dynamic-${arch}") | |
110 | set(extra_linkflags_${libname} ${TARGET_${arch}_CFLAGS} ${LIB_CFLAGS} ${LIB_LINKFLAGS}) | |
111 | if(WIN32) | |
112 | set(output_name_${libname} ${name}_dynamic-${arch}${COMPILER_RT_OS_SUFFIX}) | |
113 | else() | |
114 | set(output_name_${libname} ${name}-${arch}${COMPILER_RT_OS_SUFFIX}) | |
115 | endif() | |
116 | endif() | |
117 | set(sources_${libname} ${LIB_SOURCES}) | |
118 | format_object_libs(sources_${libname} ${arch} ${LIB_OBJECT_LIBS}) | |
119 | set(libnames ${libnames} ${libname}) | |
120 | set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS} ${LIB_CFLAGS}) | |
121 | endforeach() | |
1a4d82fc | 122 | endif() |
1a4d82fc | 123 | |
92a42be0 SL |
124 | if(NOT libnames) |
125 | return() | |
126 | endif() | |
1a4d82fc | 127 | |
92a42be0 SL |
128 | if(LIB_PARENT_TARGET) |
129 | set(COMPONENT_OPTION COMPONENT ${LIB_PARENT_TARGET}) | |
130 | endif() | |
131 | ||
132 | foreach(libname ${libnames}) | |
133 | add_library(${libname} ${type} ${sources_${libname}}) | |
134 | set_target_compile_flags(${libname} ${extra_cflags_${libname}}) | |
135 | set_target_link_flags(${libname} ${extra_linkflags_${libname}}) | |
136 | set_property(TARGET ${libname} APPEND PROPERTY | |
137 | COMPILE_DEFINITIONS ${LIB_DEFS}) | |
138 | set_target_properties(${libname} PROPERTIES | |
139 | ARCHIVE_OUTPUT_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR} | |
140 | LIBRARY_OUTPUT_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR} | |
141 | RUNTIME_OUTPUT_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR}) | |
142 | set_target_properties(${libname} PROPERTIES | |
143 | OUTPUT_NAME ${output_name_${libname}}) | |
144 | if(LIB_LINK_LIBS AND ${type} STREQUAL "SHARED") | |
145 | target_link_libraries(${libname} ${LIB_LINK_LIBS}) | |
146 | endif() | |
147 | install(TARGETS ${libname} | |
148 | ARCHIVE DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR} | |
149 | ${COMPONENT_OPTION} | |
150 | LIBRARY DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR} | |
151 | ${COMPONENT_OPTION} | |
152 | RUNTIME DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR} | |
153 | ${COMPONENT_OPTION}) | |
154 | if(APPLE) | |
155 | set_target_properties(${libname} PROPERTIES | |
156 | OSX_ARCHITECTURES "${LIB_ARCHS_${libname}}") | |
157 | endif() | |
158 | endforeach() | |
159 | if(LIB_PARENT_TARGET) | |
160 | add_dependencies(${LIB_PARENT_TARGET} ${libnames}) | |
161 | endif() | |
162 | endfunction() | |
163 | ||
164 | set(COMPILER_RT_TEST_CFLAGS) | |
1a4d82fc JJ |
165 | |
166 | # Unittests support. | |
167 | set(COMPILER_RT_GTEST_PATH ${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest) | |
168 | set(COMPILER_RT_GTEST_SOURCE ${COMPILER_RT_GTEST_PATH}/src/gtest-all.cc) | |
169 | set(COMPILER_RT_GTEST_CFLAGS | |
170 | -DGTEST_NO_LLVM_RAW_OSTREAM=1 | |
92a42be0 | 171 | -DGTEST_HAS_RTTI=0 |
1a4d82fc JJ |
172 | -I${COMPILER_RT_GTEST_PATH}/include |
173 | -I${COMPILER_RT_GTEST_PATH} | |
174 | ) | |
175 | ||
92a42be0 SL |
176 | append_list_if(COMPILER_RT_DEBUG -DSANITIZER_DEBUG=1 COMPILER_RT_TEST_CFLAGS) |
177 | ||
178 | if(MSVC) | |
179 | # clang doesn't support exceptions on Windows yet. | |
180 | list(APPEND COMPILER_RT_TEST_CFLAGS -D_HAS_EXCEPTIONS=0) | |
181 | ||
182 | # We should teach clang to understand "#pragma intrinsic", see PR19898. | |
183 | list(APPEND COMPILER_RT_TEST_CFLAGS -Wno-undefined-inline) | |
184 | ||
185 | # Clang doesn't support SEH on Windows yet. | |
186 | list(APPEND COMPILER_RT_GTEST_CFLAGS -DGTEST_HAS_SEH=0) | |
187 | ||
188 | # gtest use a lot of stuff marked as deprecated on Windows. | |
189 | list(APPEND COMPILER_RT_GTEST_CFLAGS -Wno-deprecated-declarations) | |
190 | ||
191 | # Visual Studio 2012 only supports up to 8 template parameters in | |
192 | # std::tr1::tuple by default, but gtest requires 10 | |
193 | if(MSVC_VERSION EQUAL 1700) | |
194 | list(APPEND COMPILER_RT_GTEST_CFLAGS -D_VARIADIC_MAX=10) | |
195 | endif() | |
196 | endif() | |
197 | ||
1a4d82fc JJ |
198 | # Link objects into a single executable with COMPILER_RT_TEST_COMPILER, |
199 | # using specified link flags. Make executable a part of provided | |
200 | # test_suite. | |
201 | # add_compiler_rt_test(<test_suite> <test_name> | |
92a42be0 | 202 | # SUBDIR <subdirectory for binary> |
1a4d82fc JJ |
203 | # OBJECTS <object files> |
204 | # DEPS <deps (e.g. runtime libs)> | |
205 | # LINK_FLAGS <link flags>) | |
206 | macro(add_compiler_rt_test test_suite test_name) | |
92a42be0 SL |
207 | cmake_parse_arguments(TEST "" "SUBDIR" "OBJECTS;DEPS;LINK_FLAGS" "" ${ARGN}) |
208 | if(TEST_SUBDIR) | |
209 | set(output_bin "${CMAKE_CURRENT_BINARY_DIR}/${TEST_SUBDIR}/${test_name}") | |
210 | else() | |
211 | set(output_bin "${CMAKE_CURRENT_BINARY_DIR}/${test_name}") | |
212 | endif() | |
213 | if(MSVC) | |
214 | set(output_bin "${output_bin}.exe") | |
215 | endif() | |
1a4d82fc JJ |
216 | # Use host compiler in a standalone build, and just-built Clang otherwise. |
217 | if(NOT COMPILER_RT_STANDALONE_BUILD) | |
218 | list(APPEND TEST_DEPS clang) | |
219 | endif() | |
92a42be0 SL |
220 | # If we're not on MSVC, include the linker flags from CMAKE but override them |
221 | # with the provided link flags. This ensures that flags which are required to | |
222 | # link programs at all are included, but the changes needed for the test | |
223 | # trump. With MSVC we can't do that because CMake is set up to run link.exe | |
224 | # when linking, not the compiler. Here, we hack it to use the compiler | |
225 | # because we want to use -fsanitize flags. | |
226 | if(NOT MSVC) | |
227 | set(TEST_LINK_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${TEST_LINK_FLAGS}") | |
228 | separate_arguments(TEST_LINK_FLAGS) | |
229 | endif() | |
1a4d82fc | 230 | add_custom_target(${test_name} |
92a42be0 SL |
231 | COMMAND ${COMPILER_RT_TEST_COMPILER} ${TEST_OBJECTS} |
232 | -o "${output_bin}" | |
1a4d82fc JJ |
233 | ${TEST_LINK_FLAGS} |
234 | DEPENDS ${TEST_DEPS}) | |
235 | # Make the test suite depend on the binary. | |
236 | add_dependencies(${test_suite} ${test_name}) | |
237 | endmacro() | |
238 | ||
239 | macro(add_compiler_rt_resource_file target_name file_name) | |
240 | set(src_file "${CMAKE_CURRENT_SOURCE_DIR}/${file_name}") | |
241 | set(dst_file "${COMPILER_RT_OUTPUT_DIR}/${file_name}") | |
242 | add_custom_command(OUTPUT ${dst_file} | |
243 | DEPENDS ${src_file} | |
244 | COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src_file} ${dst_file} | |
245 | COMMENT "Copying ${file_name}...") | |
246 | add_custom_target(${target_name} DEPENDS ${dst_file}) | |
247 | # Install in Clang resource directory. | |
248 | install(FILES ${file_name} DESTINATION ${COMPILER_RT_INSTALL_PATH}) | |
249 | endmacro() | |
250 | ||
251 | macro(add_compiler_rt_script name) | |
252 | set(dst ${COMPILER_RT_EXEC_OUTPUT_DIR}/${name}) | |
253 | set(src ${CMAKE_CURRENT_SOURCE_DIR}/${name}) | |
254 | add_custom_command(OUTPUT ${dst} | |
255 | DEPENDS ${src} | |
256 | COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src} ${dst} | |
257 | COMMENT "Copying ${name}...") | |
258 | add_custom_target(${name} DEPENDS ${dst}) | |
259 | install(FILES ${dst} | |
260 | PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE | |
261 | DESTINATION ${COMPILER_RT_INSTALL_PATH}/bin) | |
262 | endmacro(add_compiler_rt_script src name) | |
92a42be0 SL |
263 | |
264 | # Builds custom version of libc++ and installs it in <prefix>. | |
265 | # Can be used to build sanitized versions of libc++ for running unit tests. | |
266 | # add_custom_libcxx(<name> <prefix> | |
267 | # DEPS <list of build deps> | |
268 | # CFLAGS <list of compile flags>) | |
269 | macro(add_custom_libcxx name prefix) | |
270 | if(NOT COMPILER_RT_HAS_LIBCXX_SOURCES) | |
271 | message(FATAL_ERROR "libcxx not found!") | |
272 | endif() | |
273 | ||
274 | cmake_parse_arguments(LIBCXX "" "" "DEPS;CFLAGS" ${ARGN}) | |
275 | foreach(flag ${LIBCXX_CFLAGS}) | |
276 | set(flagstr "${flagstr} ${flag}") | |
277 | endforeach() | |
278 | set(LIBCXX_CFLAGS ${flagstr}) | |
279 | ||
280 | if(NOT COMPILER_RT_STANDALONE_BUILD) | |
281 | list(APPEND LIBCXX_DEPS clang) | |
282 | endif() | |
283 | ||
284 | ExternalProject_Add(${name} | |
285 | PREFIX ${prefix} | |
286 | SOURCE_DIR ${COMPILER_RT_LIBCXX_PATH} | |
287 | CMAKE_ARGS -DCMAKE_C_COMPILER=${COMPILER_RT_TEST_COMPILER} | |
288 | -DCMAKE_CXX_COMPILER=${COMPILER_RT_TEST_COMPILER} | |
289 | -DCMAKE_C_FLAGS=${LIBCXX_CFLAGS} | |
290 | -DCMAKE_CXX_FLAGS=${LIBCXX_CFLAGS} | |
291 | -DCMAKE_BUILD_TYPE=Release | |
292 | -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> | |
293 | LOG_BUILD 1 | |
294 | LOG_CONFIGURE 1 | |
295 | LOG_INSTALL 1 | |
296 | ) | |
297 | set_target_properties(${name} PROPERTIES EXCLUDE_FROM_ALL TRUE) | |
298 | ||
299 | ExternalProject_Add_Step(${name} force-reconfigure | |
300 | DEPENDERS configure | |
301 | ALWAYS 1 | |
302 | ) | |
303 | ||
304 | ExternalProject_Add_Step(${name} clobber | |
305 | COMMAND ${CMAKE_COMMAND} -E remove_directory <BINARY_DIR> | |
306 | COMMAND ${CMAKE_COMMAND} -E make_directory <BINARY_DIR> | |
307 | COMMENT "Clobberring ${name} build directory..." | |
308 | DEPENDERS configure | |
309 | DEPENDS ${LIBCXX_DEPS} | |
310 | ) | |
311 | endmacro() |