IABSD.fr/src/gnu/llvm/runtimes/CMakeLists.txt

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• Author : patrick
  Date : 2019-01-27 16:42:12
  Hash : b773203f
  Message : Import LLVM 7.0.1 release including clang, lld and lldb.

• gnu/llvm/runtimes/CMakeLists.txt

• # This file handles building LLVM runtime sub-projects.
  
  # Runtimes are different from tools or other drop-in projects because runtimes
  # should be built with the LLVM toolchain from the build directory. This file is
  # a first step to formalizing runtime build interfaces.
  
  # In the current state this file only works with compiler-rt, other runtimes
  # will work as the runtime build interface standardizes.
  
  # Find all subdirectories containing CMake projects
  file(GLOB entries *)
  foreach(entry ${entries})
    if(IS_DIRECTORY ${entry} AND EXISTS ${entry}/CMakeLists.txt)
      list(APPEND runtimes ${entry})
    endif()
  endforeach()
  
  # Side-by-side subprojects layout.
  set(LLVM_ALL_RUNTIMES "libcxx;libcxxabi;libunwind;compiler-rt")
  set(LLVM_ENABLE_RUNTIMES "" CACHE STRING
    "Semicolon-separated list of runtimes to build (${LLVM_ALL_RUNTIMES}), or \"all\".")
  if(LLVM_ENABLE_RUNTIMES STREQUAL "all" )
    set(LLVM_ENABLE_RUNTIMES ${LLVM_ALL_RUNTIMES})
  endif()
  foreach(proj ${LLVM_ENABLE_RUNTIMES})
    set(proj_dir "${CMAKE_CURRENT_SOURCE_DIR}/../../${proj}")
    if(IS_DIRECTORY ${proj_dir} AND EXISTS ${proj_dir}/CMakeLists.txt)
      list(APPEND runtimes ${proj_dir})
    else()
      message(FATAL_ERROR "LLVM_ENABLE_RUNTIMES requests ${proj} but directory not found: ${proj_dir}")
    endif()
    string(TOUPPER "${proj}" canon_name)
    STRING(REGEX REPLACE "-" "_" canon_name ${canon_name})
    set(LLVM_EXTERNAL_${canon_name}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../../${proj}")
  endforeach()
  
  function(get_compiler_rt_path path)
    foreach(entry ${runtimes})
      get_filename_component(projName ${entry} NAME)
      if("${projName}" MATCHES "compiler-rt")
        set(${path} ${entry} PARENT_SCOPE)
        return()
      endif()
    endforeach()
  endfunction()
  
  # If this file is acting as a top-level CMake invocation, this code path is
  # triggered by the external project call for the runtimes target below.
  if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
  
    function(runtime_register_component name)
      set_property(GLOBAL APPEND PROPERTY SUB_COMPONENTS ${name})
    endfunction()
  
    cmake_minimum_required(VERSION 3.4.3)
    project(Runtimes C CXX ASM)
  
    # Add the root project's CMake modules, and the LLVM build's modules to the
    # CMake module path.
    list(INSERT CMAKE_MODULE_PATH 0
      "${CMAKE_CURRENT_SOURCE_DIR}/../cmake"
      "${CMAKE_CURRENT_SOURCE_DIR}/../cmake/modules"
      "${LLVM_LIBRARY_DIR}/cmake/llvm"
    )
  
    # Some of the runtimes will conditionally use the compiler-rt sanitizers
    # to make this work smoothly we ensure that compiler-rt is added first in
    # the list of sub-projects. This allows other sub-projects to have checks
    # like `if(TARGET asan)` to enable building with asan.
    get_compiler_rt_path(compiler_rt_path)
    if(compiler_rt_path)
      list(REMOVE_ITEM runtimes ${compiler_rt_path})
      if(NOT LLVM_BUILD_COMPILER_RT)
        list(INSERT runtimes 0 ${compiler_rt_path})
      endif()
    endif()
  
    # LLVMConfig.cmake contains a bunch of CMake variables from the LLVM build.
    # This file is installed as part of LLVM distributions, so this can be used
    # either from a build directory or an installed LLVM.
    include(LLVMConfig)
  
    # Setting these variables will allow the sub-build to put their outputs into
    # the library and bin directories of the top-level build.
    set(LLVM_LIBRARY_OUTPUT_INTDIR ${LLVM_LIBRARY_DIR})
    set(LLVM_RUNTIME_OUTPUT_INTDIR ${LLVM_TOOLS_BINARY_DIR})
  
    # This variable makes sure that e.g. llvm-lit is found.
    set(LLVM_MAIN_SRC_DIR ${LLVM_BUILD_MAIN_SRC_DIR})
  
    if(APPLE)
      set(LLVM_ENABLE_LIBCXX ON CACHE BOOL "")
    endif()
  
    set(SAFE_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
    set(SAFE_CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
  
    include(CheckLibraryExists)
    include(CheckCCompilerFlag)
  
    check_library_exists(c fopen "" LLVM_HAS_C_LIB)
    check_c_compiler_flag(-nodefaultlibs LLVM_HAS_NODEFAULTLIBS_FLAG)
    if(LLVM_HAS_NODEFAULTLIBS_FLAG)
      set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -nodefaultlibs")
      if(LLVM_HAS_C_LIB)
        list(APPEND CMAKE_REQUIRED_LIBRARIES c)
      endif()
    endif()
  
    # Avoid checking whether the compiler is working.
    set(LLVM_COMPILER_CHECKED ON)
    # Enable warnings, otherwise -w gets added to the cflags by HandleLLVMOptions
    # resulting in unjustified successes by check_cxx_compiler_flag.
    set(LLVM_ENABLE_WARNINGS ON)
  
    # Handle common options used by all runtimes.
    include(AddLLVM)
    include(HandleLLVMOptions)
  
    set(CMAKE_REQUIRED_FLAGS ${SAFE_CMAKE_REQUIRED_FLAGS})
    set(CMAKE_REQUIRED_LIBRARIES ${SAFE_CMAKE_REQUIRED_LIBRARIES})
  
    foreach(entry ${runtimes})
      get_filename_component(projName ${entry} NAME)
  
      # TODO: Clean this up as part of an interface standardization
      string(REPLACE "-" "_" canon_name ${projName})
      string(TOUPPER ${canon_name} canon_name)
      # The subdirectories need to treat this as standalone builds
      set(${canon_name}_STANDALONE_BUILD On)
  
      if(LLVM_RUNTIMES_LIBDIR_SUFFIX)
        set(${canon_name}_LIBDIR_SUFFIX "${LLVM_RUNTIMES_LIBDIR_SUFFIX}" CACHE STRING "" FORCE)
      endif()
  
      # Setting a variable to let sub-projects detect which other projects
      # will be included under here.
      set(HAVE_${canon_name} On)
    endforeach()
  
    # We do this in two loops so that HAVE_* is set for each runtime before the
    # other runtimes are added.
    foreach(entry ${runtimes})
      get_filename_component(projName ${entry} NAME)
  
      # Between each sub-project we want to cache and clear the LIT properties
      set_property(GLOBAL PROPERTY LLVM_LIT_TESTSUITES)
      set_property(GLOBAL PROPERTY LLVM_LIT_PARAMS)
      set_property(GLOBAL PROPERTY LLVM_LIT_DEPENDS)
      set_property(GLOBAL PROPERTY LLVM_LIT_EXTRA_ARGS)
  
      add_subdirectory(${entry} ${projName})
  
      get_property(LLVM_LIT_TESTSUITES GLOBAL PROPERTY LLVM_LIT_TESTSUITES)
      get_property(LLVM_LIT_PARAMS GLOBAL PROPERTY LLVM_LIT_PARAMS)
      get_property(LLVM_LIT_DEPENDS GLOBAL PROPERTY LLVM_LIT_DEPENDS)
      get_property(LLVM_LIT_EXTRA_ARGS GLOBAL PROPERTY LLVM_LIT_EXTRA_ARGS)
  
      list(APPEND RUNTIMES_LIT_TESTSUITES ${LLVM_LIT_TESTSUITES})
      list(APPEND RUNTIMES_LIT_PARAMS ${LLVM_LIT_PARAMS})
      list(APPEND RUNTIMES_LIT_DEPENDS ${LLVM_LIT_DEPENDS})
      list(APPEND RUNTIMES_LIT_EXTRA_ARGS ${LLVM_LIT_EXTRA_ARGS})
    endforeach()
  
    if(LLVM_INCLUDE_TESTS)
      # Add a global check rule now that all subdirectories have been traversed
      # and we know the total set of lit testsuites.
  
      add_lit_target(check-runtimes
        "Running all regression tests"
        ${RUNTIMES_LIT_TESTSUITES}
        PARAMS ${RUNTIMES_LIT_PARAMS}
        DEPENDS ${RUNTIMES_LIT_DEPENDS}
        ARGS ${RUNTIMES_LIT_EXTRA_ARGS}
        )
      add_custom_target(runtimes-test-depends DEPENDS ${RUNTIMES_LIT_DEPENDS})
    endif()
  
    get_property(SUB_COMPONENTS GLOBAL PROPERTY SUB_COMPONENTS)
    if(SUB_COMPONENTS)
      list(REMOVE_DUPLICATES SUB_COMPONENTS)
      foreach(component ${SUB_COMPONENTS})
        if(NOT TARGET ${component})
          message(SEND_ERROR "Missing target for runtime component ${component}!")
          continue()
        endif()
  
        if(TARGET check-${component})
          list(APPEND SUB_CHECK_TARGETS check-${component})
        endif()
  
        if(TARGET install-${component})
          list(APPEND SUB_INSTALL_TARGETS install-${component})
        endif()
        if(TARGET install-${component}-stripped)
          list(APPEND SUB_INSTALL_TARGETS install-${component}-stripped)
        endif()
      endforeach()
  
      if(LLVM_RUNTIMES_TARGET)
        configure_file(
          ${CMAKE_CURRENT_SOURCE_DIR}/Components.cmake.in
          ${LLVM_BINARY_DIR}/runtimes/${LLVM_RUNTIMES_TARGET}/Components.cmake)
      else()
        configure_file(
          ${CMAKE_CURRENT_SOURCE_DIR}/Components.cmake.in
          ${LLVM_BINARY_DIR}/runtimes/Components.cmake)
      endif()
    endif()
  
  else() # if this is included from LLVM's CMake
    include(LLVMExternalProjectUtils)
  
    if(NOT LLVM_BUILD_RUNTIMES)
      set(EXTRA_ARGS EXCLUDE_FROM_ALL)
    endif()
  
    function(builtin_default_target compiler_rt_path)
      llvm_ExternalProject_Add(builtins
                               ${compiler_rt_path}/lib/builtins
                               CMAKE_ARGS -DLLVM_LIBRARY_OUTPUT_INTDIR=${LLVM_LIBRARY_DIR}
                                          -DLLVM_RUNTIME_OUTPUT_INTDIR=${LLVM_TOOLS_BINARY_DIR}
                                          -DLLVM_DEFAULT_TARGET_TRIPLE=${TARGET_TRIPLE}
                                          -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON
                                          -DCMAKE_C_COMPILER_TARGET=${TARGET_TRIPLE}
                                          -DCMAKE_ASM_COMPILER_TARGET=${TARGET_TRIPLE}
                                          -DCMAKE_C_COMPILER_WORKS=ON
                                          -DCMAKE_ASM_COMPILER_WORKS=ON
                               PASSTHROUGH_PREFIXES COMPILER_RT
                               USE_TOOLCHAIN
                               ${EXTRA_ARGS})
    endfunction()
  
    function(builtin_register_target compiler_rt_path target)
      string(REPLACE "-" ";" builtin_target_list ${target})
      foreach(item ${builtin_target_list})
        string(TOLOWER "${item}" item_lower)
        if(item_lower MATCHES "darwin")
          message(FATAL_ERROR "LLVM_BUILTIN_TARGETS isn't implemented for Darwin platform!")
        endif()
      endforeach()
  
      get_cmake_property(variableNames VARIABLES)
      foreach(variableName ${variableNames})
        if(variableName MATCHES "^BUILTINS_${target}")
          string(REPLACE "BUILTINS_${target}_" "" new_name ${variableName})
          list(APPEND ${target}_extra_args "-D${new_name}=${${variableName}}")
        endif()
      endforeach()
  
      llvm_ExternalProject_Add(builtins-${target}
                               ${compiler_rt_path}/lib/builtins
                               CMAKE_ARGS -DLLVM_LIBRARY_OUTPUT_INTDIR=${LLVM_LIBRARY_DIR}
                                          -DLLVM_RUNTIME_OUTPUT_INTDIR=${LLVM_TOOLS_BINARY_DIR}
                                          -DLLVM_DEFAULT_TARGET_TRIPLE=${target}
                                          -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON
                                          -DCMAKE_C_COMPILER_TARGET=${target}
                                          -DCMAKE_ASM_COMPILER_TARGET=${target}
                                          -DCMAKE_C_COMPILER_WORKS=ON
                                          -DCMAKE_ASM_COMPILER_WORKS=ON
                                          -DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON
                                          ${${target}_extra_args}
                               TOOLCHAIN_TOOLS clang lld llvm-ar llvm-ranlib llvm-nm llvm-objcopy llvm-objdump llvm-strip
                               USE_TOOLCHAIN
                               ${EXTRA_ARGS})
    endfunction()
  
    # If compiler-rt is present we need to build the builtin libraries first. This
    # is required because the other runtimes need the builtin libraries present
    # before the just-built compiler can pass the configuration tests.
    get_compiler_rt_path(compiler_rt_path)
    if(compiler_rt_path)
      if(NOT LLVM_BUILTIN_TARGETS)
        builtin_default_target(${compiler_rt_path})
      else()
        if("default" IN_LIST LLVM_BUILTIN_TARGETS)
          builtin_default_target(${compiler_rt_path})
          list(REMOVE_ITEM LLVM_BUILTIN_TARGETS "default")
        else()
          add_custom_target(builtins)
          add_custom_target(install-builtins)
          add_custom_target(install-builtins-stripped)
        endif()
  
        foreach(target ${LLVM_BUILTIN_TARGETS})
          builtin_register_target(${compiler_rt_path} ${target})
  
          add_dependencies(builtins builtins-${target})
          add_dependencies(install-builtins install-builtins-${target})
          add_dependencies(install-builtins-stripped install-builtins-${target}-stripped)
        endforeach()
      endif()
      set(deps builtins)
      # We don't need to depend on the builtins if we're building instrumented
      # because the next stage will use the same compiler used to build this stage.
      if(NOT LLVM_BUILD_INSTRUMENTED AND CLANG_ENABLE_BOOTSTRAP)
        add_dependencies(clang-bootstrap-deps builtins)
      endif()
    endif()
  
    # We create a list the names of all the runtime projects in all uppercase and
    # with dashes turned to underscores. This gives us the CMake variable prefixes
    # for all variables that will apply to runtimes.
    foreach(entry ${runtimes})
      get_filename_component(projName ${entry} NAME)
      string(REPLACE "-" "_" canon_name ${projName})
      string(TOUPPER ${canon_name} canon_name)
      list(APPEND prefixes ${canon_name})
  
      string(FIND ${projName} "lib" LIB_IDX)
      if(LIB_IDX EQUAL 0)
        string(SUBSTRING ${projName} 3 -1 projName)
      endif()
      list(APPEND runtime_names ${projName})
    endforeach()
  
    function(runtime_default_target)
      cmake_parse_arguments(ARG "" "" "DEPS;PREFIXES" ${ARGN})
  
      include(${LLVM_BINARY_DIR}/runtimes/Components.cmake OPTIONAL)
      set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${LLVM_BINARY_DIR}/runtimes/Components.cmake)
  
      foreach(runtime_name ${runtime_names})
        list(APPEND extra_targets
          ${runtime_name}
          install-${runtime_name}
          install-${runtime_name}-stripped)
        if(LLVM_INCLUDE_TESTS)
          list(APPEND test_targets check-${runtime_name})
        endif()
      endforeach()
      foreach(component ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
        if(NOT ${component} IN_LIST SUB_COMPONENTS)
          list(APPEND extra_targets ${component} install-${component} install-${component}-stripped)
        endif()
      endforeach()
  
      if(LLVM_INCLUDE_TESTS)
        list(APPEND test_targets runtimes-test-depends check-runtimes)
      endif()
  
      llvm_ExternalProject_Add(runtimes
                               ${CMAKE_CURRENT_SOURCE_DIR}
                               DEPENDS ${ARG_DEPS}
                               # Builtins were built separately above
                               CMAKE_ARGS -DCOMPILER_RT_BUILD_BUILTINS=Off
                                          -DLLVM_INCLUDE_TESTS=${LLVM_INCLUDE_TESTS}
                                          -DLLVM_LIBRARY_DIR=${LLVM_LIBRARY_DIR}
                                          -DLLVM_DEFAULT_TARGET_TRIPLE=${TARGET_TRIPLE}
                                          -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON
                                          -DCMAKE_C_COMPILER_TARGET=${TARGET_TRIPLE}
                                          -DCMAKE_CXX_COMPILER_TARGET=${TARGET_TRIPLE}
                                          -DCMAKE_ASM_COMPILER_TARGET=${TARGET_TRIPLE}
                                          -DCMAKE_C_COMPILER_WORKS=ON
                                          -DCMAKE_CXX_COMPILER_WORKS=ON
                                          -DCMAKE_ASM_COMPILER_WORKS=ON
                               PASSTHROUGH_PREFIXES LLVM_ENABLE_RUNTIMES
                                                    ${ARG_PREFIXES}
                               EXTRA_TARGETS ${extra_targets}
                                             ${test_targets}
                                             ${SUB_COMPONENTS}
                                             ${SUB_CHECK_TARGETS}
                                             ${SUB_INSTALL_TARGETS}
                               USE_TOOLCHAIN
                               ${EXTRA_ARGS})
    endfunction()
  
    # runtime_register_target(target)
    #   Utility function to register external runtime target.
    function(runtime_register_target name target)
      cmake_parse_arguments(ARG "" "" "DEPS" ${ARGN})
      include(${LLVM_BINARY_DIR}/runtimes/${name}/Components.cmake OPTIONAL)
      set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${LLVM_BINARY_DIR}/runtimes/${name}/Components.cmake)
  
      set(${name}_deps ${ARG_DEPS})
      if(NOT name STREQUAL target)
        list(APPEND ${name}_deps runtimes-${target})
      endif()
  
      foreach(runtime_name ${runtime_names})
        set(${runtime_name}-${name} ${runtime_name})
        set(install-${runtime_name}-${name} install-${runtime_name})
        set(install-${runtime_name}-${name}-stripped install-${runtime_name}-stripped)
        list(APPEND ${name}_extra_targets ${runtime_name}-${name} install-${runtime_name}-${name} install-${runtime_name}-${name}-stripped)
        if(LLVM_INCLUDE_TESTS)
          set(check-${runtime_name}-${name} check-${runtime_name} )
          list(APPEND ${name}_test_targets check-${runtime_name}-${name})
        endif()
      endforeach()
  
      foreach(target_name IN LISTS SUB_COMPONENTS SUB_INSTALL_TARGETS)
        set(${target_name}-${name} ${target_name})
        list(APPEND ${name}_extra_targets ${target_name}-${name})
      endforeach()
  
      foreach(component ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
        if(NOT "${target_name}:${target_name}-${component}" IN_LIST extra_targets)
          list(APPEND ${name}_extra_targets
            "${target_name}:${target_name}-${component}"
            "${target_name}:${target_name}-install-${component}")
        endif()
      endforeach()
  
      if(LLVM_INCLUDE_TESTS)
        set(runtimes-test-depends-${name} runtimes-test-depends)
        set(check-runtimes-${name} check-runtimes)
        list(APPEND ${name}_test_targets runtimes-test-depends-${name} check-runtimes-${name})
        foreach(target_name IN LISTS SUB_CHECK_TARGETS)
          set(${target_name}-${name} ${target_name})
          list(APPEND ${name}_test_targets ${target_name}-${name})
          list(APPEND test_targets ${target_name}-${name})
        endforeach()
        set(test_targets "${test_targets}" PARENT_SCOPE)
      endif()
  
      get_cmake_property(variableNames VARIABLES)
      foreach(variableName ${variableNames})
        if(variableName MATCHES "^RUNTIMES_${name}")
          string(REPLACE "RUNTIMES_${name}_" "" new_name ${variableName})
          list(APPEND ${name}_extra_args "-D${new_name}=${${variableName}}")
        elseif(variableName MATCHES "^RUNTIMES_${target}")
          string(REPLACE "RUNTIMES_${target}_" "" new_name ${variableName})
          list(APPEND ${name}_extra_args "-D${new_name}=${${variableName}}")
        endif()
      endforeach()
  
      llvm_ExternalProject_Add(runtimes-${name}
                               ${CMAKE_CURRENT_SOURCE_DIR}
                               DEPENDS ${${name}_deps}
                               # Builtins were built separately above
                               CMAKE_ARGS -DCOMPILER_RT_BUILD_BUILTINS=Off
                                          -DLLVM_INCLUDE_TESTS=${LLVM_INCLUDE_TESTS}
                                          -DLLVM_LIBRARY_DIR=${LLVM_LIBRARY_DIR}
                                          -DLLVM_DEFAULT_TARGET_TRIPLE=${target}
                                          -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON
                                          -DCMAKE_C_COMPILER_TARGET=${target}
                                          -DCMAKE_CXX_COMPILER_TARGET=${target}
                                          -DCMAKE_ASM_COMPILER_TARGET=${target}
                                          -DCMAKE_C_COMPILER_WORKS=ON
                                          -DCMAKE_CXX_COMPILER_WORKS=ON
                                          -DCMAKE_ASM_COMPILER_WORKS=ON
                                          -DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON
                                          -DLLVM_RUNTIMES_TARGET=${name}
                                          ${${name}_extra_args}
                               PASSTHROUGH_PREFIXES LLVM_ENABLE_RUNTIMES
                               TOOLCHAIN_TOOLS clang lld llvm-ar llvm-ranlib llvm-nm llvm-objcopy llvm-objdump llvm-strip
                               EXTRA_TARGETS ${${name}_extra_targets}
                                             ${${name}_test_targets}
                               USE_TOOLCHAIN
                               ${EXTRA_ARGS})
    endfunction()
  
    if(runtimes)
      # Create a runtimes target that uses this file as its top-level CMake file.
      # The runtimes target is a configuration of all the runtime libraries
      # together in a single CMake invocaiton.
      if(NOT LLVM_RUNTIME_TARGETS)
        runtime_default_target(
          DEPS ${deps}
          PREFIXES ${prefixes}
          )
      else()
        if("default" IN_LIST LLVM_RUNTIME_TARGETS)
          runtime_default_target(
            DEPS ${deps}
            PREFIXES ${prefixes})
          list(REMOVE_ITEM LLVM_RUNTIME_TARGETS "default")
        else()
          add_custom_target(runtimes)
          add_custom_target(runtimes-configure)
          add_custom_target(install-runtimes)
          add_custom_target(install-runtimes-stripped)
          if(LLVM_INCLUDE_TESTS)
            add_custom_target(check-runtimes)
            add_custom_target(runtimes-test-depends)
            set(test_targets "")
          endif()
          if(LLVM_RUNTIME_DISTRIBUTION_COMPONENTS)
            foreach(component ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
              add_custom_target(${component})
              add_custom_target(install-${component})
            endforeach()
          endif()
        endif()
  
        foreach(name ${LLVM_RUNTIME_TARGETS})
          runtime_register_target(${name} ${name}
            DEPS ${deps}
            )
  
          add_dependencies(runtimes runtimes-${name})
          add_dependencies(runtimes-configure runtimes-${name}-configure)
          add_dependencies(install-runtimes install-runtimes-${name})
          add_dependencies(install-runtimes-stripped install-runtimes-${name}-stripped)
          if(LLVM_INCLUDE_TESTS)
            add_dependencies(check-runtimes check-runtimes-${name})
            add_dependencies(runtimes-test-depends runtimes-test-depends-${name})
          endif()
        endforeach()
  
        foreach(sanitizer ${LLVM_RUNTIME_SANITIZERS})
          if (sanitizer STREQUAL "Address")
            set(sanitizer_name "asan")
          elseif (sanitizer STREQUAL "Memory")
            set(sanitizer_name "msan")
          elseif (sanitizer STREQUAL "Thread")
            set(sanitizer_name "tsan")
          elseif (sanitizer STREQUAL "Undefined")
            set(sanitizer_name "ubsan")
          else()
            message(FATAL_ERROR "Unsupported value of LLVM_RUNTIME_TARGET_SANITIZERS: ${sanitizers}")
          endif()
          foreach(name ${LLVM_RUNTIME_SANITIZER_${sanitizer}_TARGETS})
            runtime_register_target(${name}-${sanitizer_name} ${name}
              DEPS runtimes-${name}
              CMAKE_ARGS -DLLVM_USE_SANITIZER=${sanitizer}
                         -DLLVM_RUNTIMES_PREFIX=${name}/
                         -DLLVM_RUNTIMES_LIBDIR_SUFFIX=/${sanitizer_name}
              )
            add_dependencies(runtimes runtimes-${name}-${sanitizer_name})
            add_dependencies(runtimes-configure runtimes-${name}-${sanitizer_name}-configure)
            add_dependencies(install-runtimes install-runtimes-${name}-${sanitizer_name})
            add_dependencies(install-runtimes-stripped install-runtimes-${name}-${sanitizer_name}-stripped)
          endforeach()
        endforeach()
      endif()
  
      # TODO: This is a hack needed because the libcxx headers are copied into the
      # build directory during configuration. Without that step the clang in the
      # build directory cannot find the C++ headers in certain configurations.
      # I need to build a mechanism for runtime projects to provide CMake code
      # that executes at LLVM configuration time to handle this case.
      if(NOT LLVM_BUILD_INSTRUMENTED AND CLANG_ENABLE_BOOTSTRAP)
        add_dependencies(clang-bootstrap-deps runtimes-configure)
      endif()
  
      if(LLVM_INCLUDE_TESTS)
        set_property(GLOBAL APPEND PROPERTY LLVM_ADDITIONAL_TEST_DEPENDS runtimes-test-depends)
        set_property(GLOBAL APPEND PROPERTY LLVM_ADDITIONAL_TEST_TARGETS check-runtimes)
  
        set(RUNTIMES_TEST_DEPENDS
            FileCheck
            count
            llvm-nm
            llvm-objdump
            llvm-xray
            not
            obj2yaml
            sancov
            sanstats
          )
        foreach(target ${test_targets} ${SUB_CHECK_TARGETS})
          add_dependencies(${target} ${RUNTIMES_TEST_DEPENDS})
        endforeach()
      endif()
    endif()
  endif()