cmake/Modules/AddCompilerRT.cmake

   1 include(AddLLVM)
   2 include(LLVMParseArguments)
   3 include(CompilerRTUtils)
   4
   5 # Tries to add "object library" target for a given architecture
   6 # with name "<name>.<arch>" if architecture can be targeted.
   7 # add_compiler_rt_object_library(<name> <arch>
   8 #                                SOURCES <source files>
   9 #                                CFLAGS <compile flags>
  10 #                                DEFS <compile definitions>)
  11 macro(add_compiler_rt_object_library name arch)
  12   if(CAN_TARGET_${arch})
  13     parse_arguments(LIB "SOURCES;CFLAGS;DEFS" "" ${ARGN})
  14     add_library(${name}.${arch} OBJECT ${LIB_SOURCES})
  15     set_target_compile_flags(${name}.${arch}
  16       ${TARGET_${arch}_CFLAGS} ${LIB_CFLAGS})
  17     set_property(TARGET ${name}.${arch} APPEND PROPERTY
  18       COMPILE_DEFINITIONS ${LIB_DEFS})
  19   else()
  20     message(FATAL_ERROR "Archtecture ${arch} can't be targeted")
  21   endif()
  22 endmacro()
  23
  24 # Same as above, but adds universal osx library for either OSX or iOS simulator
  25 # with name "<name>.<os>" targeting multiple architectures.
  26 # add_compiler_rt_darwin_object_library(<name> <os> ARCH <architectures>
  27 #                                                   SOURCES <source files>
  28 #                                                   CFLAGS <compile flags>
  29 #                                                   DEFS <compile definitions>)
  30 macro(add_compiler_rt_darwin_object_library name os)
  31   parse_arguments(LIB "ARCH;SOURCES;CFLAGS;DEFS" "" ${ARGN})
  32   set(libname "${name}.${os}")
  33   add_library(${libname} OBJECT ${LIB_SOURCES})
  34   set_target_compile_flags(${libname} ${LIB_CFLAGS} ${DARWIN_${os}_CFLAGS})
  35   set_target_properties(${libname} PROPERTIES OSX_ARCHITECTURES "${LIB_ARCH}")
  36   set_property(TARGET ${libname} APPEND PROPERTY
  37     COMPILE_DEFINITIONS ${LIB_DEFS})
  38 endmacro()
  39
  40 # Adds static runtime for a given architecture and puts it in the proper
  41 # directory in the build and install trees.
  42 # add_compiler_rt_static_runtime(<name> <arch>
  43 #                                SOURCES <source files>
  44 #                                CFLAGS <compile flags>
  45 #                                DEFS <compile definitions>)
  46 macro(add_compiler_rt_static_runtime name arch)
  47   if(CAN_TARGET_${arch})
  48     parse_arguments(LIB "SOURCES;CFLAGS;DEFS" "" ${ARGN})
  49     add_library(${name} STATIC ${LIB_SOURCES})
  50     # Setup compile flags and definitions.
  51     set_target_compile_flags(${name}
  52       ${TARGET_${arch}_CFLAGS} ${LIB_CFLAGS})
  53     set_property(TARGET ${name} APPEND PROPERTY
  54       COMPILE_DEFINITIONS ${LIB_DEFS})
  55     # Setup correct output directory in the build tree.
  56     set_target_properties(${name} PROPERTIES
  57       ARCHIVE_OUTPUT_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR})
  58     # Add installation command.
  59     install(TARGETS ${name}
  60       ARCHIVE DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR})
  61     add_dependencies(compiler-rt ${name})
  62   else()
  63     message(FATAL_ERROR "Archtecture ${arch} can't be targeted")
  64   endif()
  65 endmacro()
  66
  67 # Same as add_compiler_rt_static_runtime, but creates a universal library
  68 # for several architectures.
  69 # add_compiler_rt_osx_static_runtime(<name> ARCH <architectures>
  70 #                                    SOURCES <source files>
  71 #                                    CFLAGS <compile flags>
  72 #                                    DEFS <compile definitions>)
  73 macro(add_compiler_rt_osx_static_runtime name)
  74   parse_arguments(LIB "ARCH;SOURCES;CFLAGS;DEFS" "" ${ARGN})
  75   add_library(${name} STATIC ${LIB_SOURCES})
  76   set_target_compile_flags(${name} ${LIB_CFLAGS})
  77   set_property(TARGET ${name} APPEND PROPERTY
  78     COMPILE_DEFINITIONS ${LIB_DEFS})
  79   set_target_properties(${name} PROPERTIES
  80     OSX_ARCHITECTURES "${LIB_ARCH}"
  81     ARCHIVE_OUTPUT_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR})
  82   install(TARGETS ${name}
  83     ARCHIVE DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR})
  84   add_dependencies(compiler-rt ${name})
  85 endmacro()
  86
  87 # Adds dynamic runtime library on osx/iossim, which supports multiple
  88 # architectures.
  89 # add_compiler_rt_darwin_dynamic_runtime(<name> <os>
  90 #                                        ARCH <architectures>
  91 #                                        SOURCES <source files>
  92 #                                        CFLAGS <compile flags>
  93 #                                        DEFS <compile definitions>
  94 #                                        LINKFLAGS <link flags>)
  95 macro(add_compiler_rt_darwin_dynamic_runtime name os)
  96   parse_arguments(LIB "ARCH;SOURCES;CFLAGS;DEFS;LINKFLAGS" "" ${ARGN})
  97   add_library(${name} SHARED ${LIB_SOURCES})
  98   set_target_compile_flags(${name} ${LIB_CFLAGS} ${DARWIN_${os}_CFLAGS})
  99   set_target_link_flags(${name} ${LIB_LINKFLAGS} ${DARWIN_${os}_LINKFLAGS})
 100   set_property(TARGET ${name} APPEND PROPERTY
 101     COMPILE_DEFINITIONS ${LIB_DEFS})
 102   set_target_properties(${name} PROPERTIES
 103     OSX_ARCHITECTURES "${LIB_ARCH}"
 104     LIBRARY_OUTPUT_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR})
 105   install(TARGETS ${name}
 106     LIBRARY DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR})
 107   add_dependencies(compiler-rt ${name})
 108 endmacro()
 109
 110 # Unittests support.
 111 set(COMPILER_RT_GTEST_PATH ${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest)
 112 set(COMPILER_RT_GTEST_SOURCE ${COMPILER_RT_GTEST_PATH}/src/gtest-all.cc)
 113 set(COMPILER_RT_GTEST_INCLUDE_CFLAGS
 114   -DGTEST_NO_LLVM_RAW_OSTREAM=1
 115   -I${COMPILER_RT_GTEST_PATH}/include
 116   -I${COMPILER_RT_GTEST_PATH}
 117 )
 118
 119 # Use Clang to link objects into a single executable with just-built
 120 # Clang, using specific link flags. Make executable a part of provided
 121 # test_suite.
 122 # add_compiler_rt_test(<test_suite> <test_name>
 123 #                      OBJECTS <object files>
 124 #                      DEPS <deps (e.g. runtime libs)>
 125 #                      LINK_FLAGS <link flags>)
 126 macro(add_compiler_rt_test test_suite test_name)
 127   parse_arguments(TEST "OBJECTS;DEPS;LINK_FLAGS" "" ${ARGN})
 128   set(output_bin "${CMAKE_CURRENT_BINARY_DIR}/${test_name}")
 129   add_custom_target(${test_name}
 130     COMMAND clang ${TEST_OBJECTS} -o "${output_bin}"
 131             ${TEST_LINK_FLAGS}
 132     DEPENDS clang ${TEST_DEPS})
 133   # Make the test suite depend on the binary.
 134   add_dependencies(${test_suite} ${test_name})
 135 endmacro()
 136
 137 macro(add_compiler_rt_resource_file target_name file_name)
 138   set(src_file "${CMAKE_CURRENT_SOURCE_DIR}/${file_name}")
 139   set(dst_file "${CLANG_RESOURCE_DIR}/${file_name}")
 140   add_custom_target(${target_name}
 141     COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src_file} ${dst_file}
 142     DEPENDS ${file_name})
 143   # Install in Clang resource directory.
 144   install(FILES ${file_name} DESTINATION ${LIBCLANG_INSTALL_PATH})
 145 endmacro()