1 # TODO: Set the install directory.
3 include(ExternalProject)
9 foreach (dir ${known_subdirs})
10 if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${dir}/CMakeLists.txt)
11 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/${dir})
15 function(get_ext_project_build_command out_var target)
16 if (CMAKE_GENERATOR MATCHES "Make")
17 # Use special command for Makefiles to support parallelism.
18 set(${out_var} "$(MAKE)" "${target}" PARENT_SCOPE)
20 set(${out_var} ${CMAKE_COMMAND} --build . --target ${target}
21 --config $<CONFIGURATION> PARENT_SCOPE)
25 set(COMPILER_RT_SRC_ROOT ${LLVM_MAIN_SRC_DIR}/projects/compiler-rt)
26 # Fallback to the external path, if the other one isn't available.
27 # This is the same behavior (try "internal", then check the LLVM_EXTERNAL_...
28 # variable) as in add_llvm_external_project
29 if(NOT EXISTS ${COMPILER_RT_SRC_ROOT})
30 # We don't want to set it if LLVM_EXTERNAL_COMPILER_RT_SOURCE_DIR is ""
31 if(${LLVM_EXTERNAL_COMPILER_RT_SOURCE_DIR})
32 set(COMPILER_RT_SRC_ROOT ${LLVM_EXTERNAL_COMPILER_RT_SOURCE_DIR})
36 if(LLVM_BUILD_EXTERNAL_COMPILER_RT AND EXISTS ${COMPILER_RT_SRC_ROOT}/)
37 if(CMAKE_VERSION VERSION_GREATER 3.3.20150708)
38 set(cmake_3_4_USES_TERMINAL_OPTIONS
39 USES_TERMINAL_CONFIGURE 1
41 USES_TERMINAL_INSTALL 1
45 # Add compiler-rt as an external project.
46 set(COMPILER_RT_PREFIX ${CMAKE_BINARY_DIR}/projects/compiler-rt)
48 set(STAMP_DIR ${CMAKE_CURRENT_BINARY_DIR}/compiler-rt-stamps/)
49 set(BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/compiler-rt-bins/)
51 add_custom_target(compiler-rt-clear
52 COMMAND ${CMAKE_COMMAND} -E remove_directory ${BINARY_DIR}
53 COMMAND ${CMAKE_COMMAND} -E remove_directory ${STAMP_DIR}
54 COMMENT "Clobberring compiler-rt build and stamp directories"
57 # Find all variables that start with COMPILER_RT and populate a variable with
59 get_cmake_property(variableNames VARIABLES)
60 foreach(variableName ${variableNames})
61 if(variableName MATCHES "^COMPILER_RT")
62 string(REPLACE ";" "\;" value "${${variableName}}")
63 list(APPEND COMPILER_RT_PASSTHROUGH_VARIABLES
64 -D${variableName}=${value})
68 ExternalProject_Add(compiler-rt
69 DEPENDS llvm-config clang
70 PREFIX ${COMPILER_RT_PREFIX}
71 SOURCE_DIR ${COMPILER_RT_SRC_ROOT}
72 STAMP_DIR ${STAMP_DIR}
73 BINARY_DIR ${BINARY_DIR}
74 CMAKE_ARGS ${CLANG_COMPILER_RT_CMAKE_ARGS}
75 -DCMAKE_C_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
76 -DCMAKE_CXX_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang++
77 -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
78 -DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
79 -DLLVM_CONFIG_PATH=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-config
80 -DCOMPILER_RT_OUTPUT_DIR=${LLVM_LIBRARY_OUTPUT_INTDIR}/clang/${CLANG_VERSION}
81 -DCOMPILER_RT_EXEC_OUTPUT_DIR=${LLVM_RUNTIME_OUTPUT_INTDIR}
82 -DCOMPILER_RT_INSTALL_PATH:STRING=lib${LLVM_LIBDIR_SUFFIX}/clang/${CLANG_VERSION}
83 -DCOMPILER_RT_INCLUDE_TESTS=${LLVM_INCLUDE_TESTS}
84 -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}
85 -Dcmake_3_2_USES_TERMINAL=${cmake_3_2_USES_TERMINAL}
86 ${COMPILER_RT_PASSTHROUGH_VARIABLES}
88 STEP_TARGETS configure build
89 ${cmake_3_4_USES_TERMINAL_OPTIONS}
92 get_ext_project_build_command(run_clean_compiler_rt clean)
93 ExternalProject_Add_Step(compiler-rt clean
94 COMMAND ${run_clean_compiler_rt}
95 COMMENT "Cleaning compiler-rt..."
99 WORKING_DIRECTORY ${BINARY_DIR}
102 install(CODE "execute_process\(COMMAND \${CMAKE_COMMAND} -DCMAKE_INSTALL_PREFIX=\${CMAKE_INSTALL_PREFIX} -P ${BINARY_DIR}/cmake_install.cmake \)"
103 COMPONENT compiler-rt)
105 add_custom_target(install-compiler-rt
107 COMMAND "${CMAKE_COMMAND}"
108 -DCMAKE_INSTALL_COMPONENT=compiler-rt
109 -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
111 # Add top-level targets that build specific compiler-rt runtimes.
112 set(COMPILER_RT_RUNTIMES asan builtins dfsan lsan msan profile tsan ubsan)
113 foreach(runtime ${COMPILER_RT_RUNTIMES})
114 get_ext_project_build_command(build_runtime_cmd ${runtime})
115 add_custom_target(${runtime}
116 COMMAND ${build_runtime_cmd}
117 DEPENDS compiler-rt-configure
118 WORKING_DIRECTORY ${BINARY_DIR}
122 if(LLVM_INCLUDE_TESTS)
123 # Add binaries that compiler-rt tests depend on.
124 set(COMPILER_RT_TEST_DEPENDENCIES
125 FileCheck count not llvm-nm llvm-objdump llvm-symbolizer)
127 # Add top-level targets for various compiler-rt test suites.
128 set(COMPILER_RT_TEST_SUITES check-asan check-asan-dynamic check-dfsan
129 check-lsan check-msan check-sanitizer check-tsan check-ubsan
130 check-profile check-cfi check-cfi-and-supported check-safestack)
131 foreach(test_suite ${COMPILER_RT_TEST_SUITES})
132 get_ext_project_build_command(run_test_suite ${test_suite})
133 add_custom_target(${test_suite}
134 COMMAND ${run_test_suite}
135 DEPENDS compiler-rt-build ${COMPILER_RT_TEST_DEPENDENCIES}
136 WORKING_DIRECTORY ${BINARY_DIR}
138 ${cmake_3_2_USES_TERMINAL}
142 # Add special target to run all compiler-rt test suites.
143 get_ext_project_build_command(run_check_compiler_rt check-all)
144 add_custom_target(check-compiler-rt
145 COMMAND ${run_check_compiler_rt}
146 DEPENDS compiler-rt-build ${COMPILER_RT_TEST_DEPENDENCIES}
147 WORKING_DIRECTORY ${BINARY_DIR}
152 set(src "${CMAKE_CURRENT_SOURCE_DIR}/vtables_blacklist.txt")
153 set(dst "${LLVM_LIBRARY_OUTPUT_INTDIR}/clang/${CLANG_VERSION}/vtables_blacklist.txt")
154 add_custom_command(OUTPUT ${dst}
156 COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src} ${dst}
157 COMMENT "Copying vtables blacklist")
158 add_custom_target(vtables_blacklist DEPENDS ${dst})
159 set_target_properties(vtables_blacklist PROPERTIES FOLDER "Misc")
161 add_dependencies(clang vtables_blacklist)
163 install(FILES ${src} DESTINATION lib${LLVM_LIBDIR_SUFFIX}/clang/${CLANG_VERSION})