712 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			CMake
		
	
	
	
			
		
		
	
	
			712 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			CMake
		
	
	
	
include(ExternalProject)
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include(CompilerRTUtils)
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include(HandleCompilerRT)
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function(set_target_output_directories target output_dir)
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  # For RUNTIME_OUTPUT_DIRECTORY variable, Multi-configuration generators
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  # append a per-configuration subdirectory to the specified directory.
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  # To avoid the appended folder, the configuration specific variable must be
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  # set 'RUNTIME_OUTPUT_DIRECTORY_${CONF}':
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  # RUNTIME_OUTPUT_DIRECTORY_DEBUG, RUNTIME_OUTPUT_DIRECTORY_RELEASE, ...
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  if(CMAKE_CONFIGURATION_TYPES)
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    foreach(build_mode ${CMAKE_CONFIGURATION_TYPES})
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      string(TOUPPER "${build_mode}" CONFIG_SUFFIX)
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      set_target_properties("${target}" PROPERTIES
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          "ARCHIVE_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${output_dir}
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          "LIBRARY_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${output_dir}
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          "RUNTIME_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${output_dir})
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    endforeach()
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  else()
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    set_target_properties("${target}" PROPERTIES
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        ARCHIVE_OUTPUT_DIRECTORY ${output_dir}
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        LIBRARY_OUTPUT_DIRECTORY ${output_dir}
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        RUNTIME_OUTPUT_DIRECTORY ${output_dir})
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  endif()
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endfunction()
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# Tries to add an "object library" target for a given list of OSs and/or
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# architectures with name "<name>.<arch>" for non-Darwin platforms if
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# architecture can be targeted, and "<name>.<os>" for Darwin platforms.
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# add_compiler_rt_object_libraries(<name>
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#                                  OS <os names>
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#                                  ARCHS <architectures>
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#                                  SOURCES <source files>
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#                                  CFLAGS <compile flags>
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#                                  DEFS <compile definitions>
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#                                  DEPS <dependencies>
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#                                  ADDITIONAL_HEADERS <header files>)
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function(add_compiler_rt_object_libraries name)
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  cmake_parse_arguments(LIB "" "" "OS;ARCHS;SOURCES;CFLAGS;DEFS;DEPS;ADDITIONAL_HEADERS"
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    ${ARGN})
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  set(libnames)
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  if(APPLE)
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    foreach(os ${LIB_OS})
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      set(libname "${name}.${os}")
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      set(libnames ${libnames} ${libname})
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      set(extra_cflags_${libname} ${DARWIN_${os}_CFLAGS})
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      list_intersect(LIB_ARCHS_${libname} DARWIN_${os}_ARCHS LIB_ARCHS)
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    endforeach()
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  else()
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    foreach(arch ${LIB_ARCHS})
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      set(libname "${name}.${arch}")
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      set(libnames ${libnames} ${libname})
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      set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS})
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      if(NOT CAN_TARGET_${arch})
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        message(FATAL_ERROR "Architecture ${arch} can't be targeted")
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        return()
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      endif()
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    endforeach()
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  endif()
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  # Add headers to LIB_SOURCES for IDEs
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  compiler_rt_process_sources(LIB_SOURCES
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    ${LIB_SOURCES}
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    ADDITIONAL_HEADERS
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      ${LIB_ADDITIONAL_HEADERS}
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  )
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  foreach(libname ${libnames})
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    add_library(${libname} OBJECT ${LIB_SOURCES})
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    if(LIB_DEPS)
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      add_dependencies(${libname} ${LIB_DEPS})
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    endif()
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    # Strip out -msse3 if this isn't macOS.
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    set(target_flags ${LIB_CFLAGS})
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    if(APPLE AND NOT "${libname}" MATCHES ".*\.osx.*")
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      list(REMOVE_ITEM target_flags "-msse3")
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    endif()
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    set_target_compile_flags(${libname}
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      ${extra_cflags_${libname}} ${target_flags})
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    set_property(TARGET ${libname} APPEND PROPERTY
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      COMPILE_DEFINITIONS ${LIB_DEFS})
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    set_target_properties(${libname} PROPERTIES FOLDER "Compiler-RT Libraries")
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    if(APPLE)
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      set_target_properties(${libname} PROPERTIES
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        OSX_ARCHITECTURES "${LIB_ARCHS_${libname}}")
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    endif()
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  endforeach()
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endfunction()
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# Takes a list of object library targets, and a suffix and appends the proper
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# TARGET_OBJECTS string to the output variable.
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# format_object_libs(<output> <suffix> ...)
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macro(format_object_libs output suffix)
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  foreach(lib ${ARGN})
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    list(APPEND ${output} $<TARGET_OBJECTS:${lib}.${suffix}>)
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  endforeach()
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endmacro()
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function(add_compiler_rt_component name)
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  add_custom_target(${name})
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  set_target_properties(${name} PROPERTIES FOLDER "Compiler-RT Misc")
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  if(COMMAND runtime_register_component)
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    runtime_register_component(${name})
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  endif()
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  add_dependencies(compiler-rt ${name})
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endfunction()
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function(add_asm_sources output)
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  set(${output} ${ARGN} PARENT_SCOPE)
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  # Xcode will try to compile asm files as C ('clang -x c'), and that will fail.
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  if (${CMAKE_GENERATOR} STREQUAL "Xcode")
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    enable_language(ASM)
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  else()
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    # Pass ASM file directly to the C++ compiler.
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    set_source_files_properties(${ARGN} PROPERTIES LANGUAGE C)
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  endif()
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endfunction()
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macro(set_output_name output name arch)
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  if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR)
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    set(${output} ${name})
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  else()
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    if(ANDROID AND ${arch} STREQUAL "i386")
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      set(${output} "${name}-i686${COMPILER_RT_OS_SUFFIX}")
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    else()
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      set(${output} "${name}-${arch}${COMPILER_RT_OS_SUFFIX}")
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    endif()
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  endif()
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endmacro()
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# Adds static or shared runtime for a list of architectures and operating
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# systems and puts it in the proper directory in the build and install trees.
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# add_compiler_rt_runtime(<name>
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#                         {OBJECT|STATIC|SHARED}
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#                         ARCHS <architectures>
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#                         OS <os list>
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#                         SOURCES <source files>
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#                         CFLAGS <compile flags>
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#                         LINK_FLAGS <linker flags>
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#                         DEFS <compile definitions>
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#                         LINK_LIBS <linked libraries> (only for shared library)
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#                         OBJECT_LIBS <object libraries to use as sources>
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#                         PARENT_TARGET <convenience parent target>
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#                         ADDITIONAL_HEADERS <header files>)
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function(add_compiler_rt_runtime name type)
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  if(NOT type MATCHES "^(OBJECT|STATIC|SHARED)$")
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    message(FATAL_ERROR "type argument must be OBJECT, STATIC or SHARED")
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    return()
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  endif()
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  cmake_parse_arguments(LIB
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    ""
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    "PARENT_TARGET"
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    "OS;ARCHS;SOURCES;CFLAGS;LINK_FLAGS;DEFS;LINK_LIBS;OBJECT_LIBS;ADDITIONAL_HEADERS"
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    ${ARGN})
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  set(libnames)
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  # Until we support this some other way, build compiler-rt runtime without LTO
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  # to allow non-LTO projects to link with it.
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  if(COMPILER_RT_HAS_FNO_LTO_FLAG)
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    set(NO_LTO_FLAGS "-fno-lto")
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  else()
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    set(NO_LTO_FLAGS "")
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  endif()
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  # By default do not instrument or use profdata for compiler-rt.
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  set(NO_PGO_FLAGS "")
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  if(NOT COMPILER_RT_ENABLE_PGO)
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    if(LLVM_PROFDATA_FILE AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_USE_FLAG)
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      list(APPEND NO_PGO_FLAGS "-fno-profile-instr-use")
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    endif()
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    if(LLVM_BUILD_INSTRUMENTED MATCHES IR AND COMPILER_RT_HAS_FNO_PROFILE_GENERATE_FLAG)
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      list(APPEND NO_PGO_FLAGS "-fno-profile-generate")
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    elseif(LLVM_BUILD_INSTRUMENTED AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
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      list(APPEND NO_PGO_FLAGS "-fno-profile-instr-generate")
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    endif()
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  endif()
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  list(LENGTH LIB_SOURCES LIB_SOURCES_LENGTH)
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  if (${LIB_SOURCES_LENGTH} GREATER 0)
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    # Add headers to LIB_SOURCES for IDEs. It doesn't make sense to
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    # do this for a runtime library that only consists of OBJECT
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    # libraries, so only add the headers when source files are present.
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    compiler_rt_process_sources(LIB_SOURCES
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      ${LIB_SOURCES}
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      ADDITIONAL_HEADERS
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        ${LIB_ADDITIONAL_HEADERS}
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    )
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  endif()
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  if(APPLE)
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    foreach(os ${LIB_OS})
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      # Strip out -msse3 if this isn't macOS.
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      list(LENGTH LIB_CFLAGS HAS_EXTRA_CFLAGS)
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      if(HAS_EXTRA_CFLAGS AND NOT "${os}" MATCHES "^(osx)$")
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        list(REMOVE_ITEM LIB_CFLAGS "-msse3")
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      endif()
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      if(type STREQUAL "STATIC")
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        set(libname "${name}_${os}")
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      else()
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        set(libname "${name}_${os}_dynamic")
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        set(extra_link_flags_${libname} ${DARWIN_${os}_LINK_FLAGS} ${LIB_LINK_FLAGS})
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      endif()
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      list_intersect(LIB_ARCHS_${libname} DARWIN_${os}_ARCHS LIB_ARCHS)
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      if(LIB_ARCHS_${libname})
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        list(APPEND libnames ${libname})
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        set(extra_cflags_${libname} ${DARWIN_${os}_CFLAGS} ${NO_LTO_FLAGS} ${NO_PGO_FLAGS} ${LIB_CFLAGS})
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        set(output_name_${libname} ${libname}${COMPILER_RT_OS_SUFFIX})
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        set(sources_${libname} ${LIB_SOURCES})
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        format_object_libs(sources_${libname} ${os} ${LIB_OBJECT_LIBS})
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        get_compiler_rt_output_dir(${COMPILER_RT_DEFAULT_TARGET_ARCH} output_dir_${libname})
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        get_compiler_rt_install_dir(${COMPILER_RT_DEFAULT_TARGET_ARCH} install_dir_${libname})
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      endif()
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    endforeach()
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  else()
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    foreach(arch ${LIB_ARCHS})
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      if(NOT CAN_TARGET_${arch})
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        message(FATAL_ERROR "Architecture ${arch} can't be targeted")
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        return()
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      endif()
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      if(type STREQUAL "OBJECT")
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        set(libname "${name}-${arch}")
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        set_output_name(output_name_${libname} ${name}${COMPILER_RT_OS_SUFFIX} ${arch})
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      elseif(type STREQUAL "STATIC")
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        set(libname "${name}-${arch}")
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        set_output_name(output_name_${libname} ${name} ${arch})
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      else()
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        set(libname "${name}-dynamic-${arch}")
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        set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS} ${LIB_CFLAGS})
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        set(extra_link_flags_${libname} ${TARGET_${arch}_LINK_FLAGS} ${LIB_LINK_FLAGS})
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        if(WIN32)
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          set_output_name(output_name_${libname} ${name}_dynamic ${arch})
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        else()
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          set_output_name(output_name_${libname} ${name} ${arch})
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        endif()
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      endif()
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      if(COMPILER_RT_USE_BUILTINS_LIBRARY AND NOT type STREQUAL "OBJECT")
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        get_compiler_rt_target(${arch} target)
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        find_compiler_rt_library(builtins ${target} builtins_${libname})
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      endif()
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      set(sources_${libname} ${LIB_SOURCES})
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      format_object_libs(sources_${libname} ${arch} ${LIB_OBJECT_LIBS})
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      set(libnames ${libnames} ${libname})
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      set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS} ${NO_LTO_FLAGS} ${NO_PGO_FLAGS} ${LIB_CFLAGS})
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      get_compiler_rt_output_dir(${arch} output_dir_${libname})
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      get_compiler_rt_install_dir(${arch} install_dir_${libname})
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    endforeach()
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  endif()
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  if(NOT libnames)
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    return()
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  endif()
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  if(LIB_PARENT_TARGET)
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    # If the parent targets aren't created we should create them
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    if(NOT TARGET ${LIB_PARENT_TARGET})
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      add_custom_target(${LIB_PARENT_TARGET})
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      set_target_properties(${LIB_PARENT_TARGET} PROPERTIES
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                            FOLDER "Compiler-RT Misc")
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    endif()
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  endif()
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  foreach(libname ${libnames})
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    # If you are using a multi-configuration generator we don't generate
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    # per-library install rules, so we fall back to the parent target COMPONENT
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    if(CMAKE_CONFIGURATION_TYPES AND LIB_PARENT_TARGET)
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      set(COMPONENT_OPTION COMPONENT ${LIB_PARENT_TARGET})
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    else()
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      set(COMPONENT_OPTION COMPONENT ${libname})
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    endif()
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    if(type STREQUAL "OBJECT")
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      if(CMAKE_C_COMPILER_ID MATCHES Clang AND CMAKE_C_COMPILER_TARGET)
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        list(APPEND extra_cflags_${libname} "--target=${CMAKE_C_COMPILER_TARGET}")
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      endif()
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      if(CMAKE_SYSROOT)
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        list(APPEND extra_cflags_${libname} "--sysroot=${CMAKE_SYSROOT}")
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      endif()
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      string(REPLACE ";" " " extra_cflags_${libname} "${extra_cflags_${libname}}")
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      string(REGEX MATCHALL "<[A-Za-z0-9_]*>" substitutions
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             ${CMAKE_C_COMPILE_OBJECT})
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      set(compile_command_${libname} "${CMAKE_C_COMPILE_OBJECT}")
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      set(output_file_${libname} ${output_name_${libname}}${CMAKE_C_OUTPUT_EXTENSION})
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      foreach(substitution ${substitutions})
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        if(substitution STREQUAL "<CMAKE_C_COMPILER>")
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          string(REPLACE "<CMAKE_C_COMPILER>" "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}"
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                 compile_command_${libname} ${compile_command_${libname}})
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        elseif(substitution STREQUAL "<OBJECT>")
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          string(REPLACE "<OBJECT>" "${output_dir_${libname}}/${output_file_${libname}}"
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                 compile_command_${libname} ${compile_command_${libname}})
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        elseif(substitution STREQUAL "<SOURCE>")
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          string(REPLACE "<SOURCE>" "${sources_${libname}}"
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                 compile_command_${libname} ${compile_command_${libname}})
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        elseif(substitution STREQUAL "<FLAGS>")
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          string(REPLACE "<FLAGS>" "${CMAKE_C_FLAGS} ${extra_cflags_${libname}}"
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                 compile_command_${libname} ${compile_command_${libname}})
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        else()
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          string(REPLACE "${substitution}" "" compile_command_${libname}
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                 ${compile_command_${libname}})
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        endif()
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      endforeach()
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      separate_arguments(compile_command_${libname})
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      add_custom_command(
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          OUTPUT ${output_dir_${libname}}/${output_file_${libname}}
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          COMMAND ${compile_command_${libname}}
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          DEPENDS ${sources_${libname}}
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          COMMENT "Building C object ${output_file_${libname}}")
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      add_custom_target(${libname} DEPENDS ${output_dir_${libname}}/${output_file_${libname}})
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      install(FILES ${output_dir_${libname}}/${output_file_${libname}}
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        DESTINATION ${install_dir_${libname}}
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        ${COMPONENT_OPTION})
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    else()
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      add_library(${libname} ${type} ${sources_${libname}})
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      set_target_compile_flags(${libname} ${extra_cflags_${libname}})
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      set_target_link_flags(${libname} ${extra_link_flags_${libname}})
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      set_property(TARGET ${libname} APPEND PROPERTY
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                   COMPILE_DEFINITIONS ${LIB_DEFS})
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      set_target_output_directories(${libname} ${output_dir_${libname}})
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      install(TARGETS ${libname}
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        ARCHIVE DESTINATION ${install_dir_${libname}}
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                ${COMPONENT_OPTION}
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        LIBRARY DESTINATION ${install_dir_${libname}}
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                ${COMPONENT_OPTION}
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        RUNTIME DESTINATION ${install_dir_${libname}}
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                ${COMPONENT_OPTION})
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    endif()
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    set_target_properties(${libname} PROPERTIES
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        OUTPUT_NAME ${output_name_${libname}})
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    set_target_properties(${libname} PROPERTIES FOLDER "Compiler-RT Runtime")
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						|
    if(LIB_LINK_LIBS)
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      target_link_libraries(${libname} PRIVATE ${LIB_LINK_LIBS})
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						|
    endif()
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						|
    if(builtins_${libname})
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      target_link_libraries(${libname} PRIVATE ${builtins_${libname}})
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    endif()
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						|
    if(${type} STREQUAL "SHARED")
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						|
      if(COMMAND llvm_setup_rpath)
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        llvm_setup_rpath(${libname})
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      endif()
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      if(WIN32 AND NOT CYGWIN AND NOT MINGW)
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        set_target_properties(${libname} PROPERTIES IMPORT_PREFIX "")
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        set_target_properties(${libname} PROPERTIES IMPORT_SUFFIX ".lib")
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      endif()
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						|
      if(APPLE)
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						|
        # Ad-hoc sign the dylibs
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        add_custom_command(TARGET ${libname}
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						|
          POST_BUILD  
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          COMMAND codesign --sign - $<TARGET_FILE:${libname}>
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          WORKING_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR}
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        )
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      endif()
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    endif()
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    set(parent_target_arg)
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						|
    if(LIB_PARENT_TARGET)
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      set(parent_target_arg PARENT_TARGET ${LIB_PARENT_TARGET})
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						|
    endif()
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						|
    add_compiler_rt_install_targets(${libname} ${parent_target_arg})
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 | 
						|
    if(APPLE)
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      set_target_properties(${libname} PROPERTIES
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						|
      OSX_ARCHITECTURES "${LIB_ARCHS_${libname}}")
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						|
    endif()
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 | 
						|
    if(type STREQUAL "SHARED")
 | 
						|
      rt_externalize_debuginfo(${libname})
 | 
						|
    endif()
 | 
						|
  endforeach()
 | 
						|
  if(LIB_PARENT_TARGET)
 | 
						|
    add_dependencies(${LIB_PARENT_TARGET} ${libnames})
 | 
						|
  endif()
 | 
						|
endfunction()
 | 
						|
 | 
						|
# when cross compiling, COMPILER_RT_TEST_COMPILER_CFLAGS help
 | 
						|
# in compilation and linking of unittests.
 | 
						|
string(REPLACE " " ";" COMPILER_RT_UNITTEST_CFLAGS "${COMPILER_RT_TEST_COMPILER_CFLAGS}")
 | 
						|
set(COMPILER_RT_UNITTEST_LINK_FLAGS ${COMPILER_RT_UNITTEST_CFLAGS})
 | 
						|
 | 
						|
# Unittests support.
 | 
						|
set(COMPILER_RT_GTEST_PATH ${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest)
 | 
						|
set(COMPILER_RT_GTEST_SOURCE ${COMPILER_RT_GTEST_PATH}/src/gtest-all.cc)
 | 
						|
set(COMPILER_RT_GTEST_CFLAGS
 | 
						|
  -DGTEST_NO_LLVM_SUPPORT=1
 | 
						|
  -DGTEST_HAS_RTTI=0
 | 
						|
  -I${COMPILER_RT_GTEST_PATH}/include
 | 
						|
  -I${COMPILER_RT_GTEST_PATH}
 | 
						|
)
 | 
						|
 | 
						|
# Mocking support.
 | 
						|
set(COMPILER_RT_GMOCK_PATH ${LLVM_MAIN_SRC_DIR}/utils/unittest/googlemock)
 | 
						|
set(COMPILER_RT_GMOCK_SOURCE ${COMPILER_RT_GMOCK_PATH}/src/gmock-all.cc)
 | 
						|
set(COMPILER_RT_GMOCK_CFLAGS
 | 
						|
  -DGTEST_NO_LLVM_SUPPORT=1
 | 
						|
  -DGTEST_HAS_RTTI=0
 | 
						|
  -I${COMPILER_RT_GMOCK_PATH}/include
 | 
						|
  -I${COMPILER_RT_GMOCK_PATH}
 | 
						|
)
 | 
						|
 | 
						|
append_list_if(COMPILER_RT_DEBUG -DSANITIZER_DEBUG=1 COMPILER_RT_UNITTEST_CFLAGS)
 | 
						|
append_list_if(COMPILER_RT_HAS_WCOVERED_SWITCH_DEFAULT_FLAG -Wno-covered-switch-default COMPILER_RT_UNITTEST_CFLAGS)
 | 
						|
 | 
						|
if(MSVC)
 | 
						|
  # gtest use a lot of stuff marked as deprecated on Windows.
 | 
						|
  list(APPEND COMPILER_RT_GTEST_CFLAGS -Wno-deprecated-declarations)
 | 
						|
endif()
 | 
						|
 | 
						|
# Compile and register compiler-rt tests.
 | 
						|
# generate_compiler_rt_tests(<output object files> <test_suite> <test_name>
 | 
						|
#                           <test architecture>
 | 
						|
#                           KIND <custom prefix>
 | 
						|
#                           SUBDIR <subdirectory for testing binary>
 | 
						|
#                           SOURCES <sources to compile>
 | 
						|
#                           RUNTIME <tests runtime to link in>
 | 
						|
#                           CFLAGS <compile-time flags>
 | 
						|
#                           COMPILE_DEPS <compile-time dependencies>
 | 
						|
#                           DEPS <dependencies>
 | 
						|
#                           LINK_FLAGS <flags to use during linking>
 | 
						|
# )
 | 
						|
function(generate_compiler_rt_tests test_objects test_suite testname arch)
 | 
						|
  cmake_parse_arguments(TEST "" "KIND;RUNTIME;SUBDIR"
 | 
						|
    "SOURCES;COMPILE_DEPS;DEPS;CFLAGS;LINK_FLAGS" ${ARGN})
 | 
						|
 | 
						|
  foreach(source ${TEST_SOURCES})
 | 
						|
    sanitizer_test_compile(
 | 
						|
      "${test_objects}" "${source}" "${arch}"
 | 
						|
      KIND ${TEST_KIND}
 | 
						|
      COMPILE_DEPS ${TEST_COMPILE_DEPS}
 | 
						|
      DEPS ${TEST_DEPS}
 | 
						|
      CFLAGS ${TEST_CFLAGS}
 | 
						|
      )
 | 
						|
  endforeach()
 | 
						|
 | 
						|
  set(TEST_DEPS ${${test_objects}})
 | 
						|
 | 
						|
  if(NOT "${TEST_RUNTIME}" STREQUAL "")
 | 
						|
    list(APPEND TEST_DEPS ${TEST_RUNTIME})
 | 
						|
    list(APPEND "${test_objects}" $<TARGET_FILE:${TEST_RUNTIME}>)
 | 
						|
  endif()
 | 
						|
 | 
						|
  add_compiler_rt_test(${test_suite} "${testname}" "${arch}"
 | 
						|
    SUBDIR ${TEST_SUBDIR}
 | 
						|
    OBJECTS ${${test_objects}}
 | 
						|
    DEPS ${TEST_DEPS}
 | 
						|
    LINK_FLAGS ${TEST_LINK_FLAGS}
 | 
						|
    )
 | 
						|
  set("${test_objects}" "${${test_objects}}" PARENT_SCOPE)
 | 
						|
endfunction()
 | 
						|
 | 
						|
# Link objects into a single executable with COMPILER_RT_TEST_COMPILER,
 | 
						|
# using specified link flags. Make executable a part of provided
 | 
						|
# test_suite.
 | 
						|
# add_compiler_rt_test(<test_suite> <test_name> <arch>
 | 
						|
#                      SUBDIR <subdirectory for binary>
 | 
						|
#                      OBJECTS <object files>
 | 
						|
#                      DEPS <deps (e.g. runtime libs)>
 | 
						|
#                      LINK_FLAGS <link flags>)
 | 
						|
function(add_compiler_rt_test test_suite test_name arch)
 | 
						|
  cmake_parse_arguments(TEST "" "SUBDIR" "OBJECTS;DEPS;LINK_FLAGS" "" ${ARGN})
 | 
						|
  set(output_dir ${CMAKE_CURRENT_BINARY_DIR})
 | 
						|
  if(TEST_SUBDIR)
 | 
						|
    set(output_dir "${output_dir}/${TEST_SUBDIR}")
 | 
						|
  endif()
 | 
						|
  set(output_dir "${output_dir}/${CMAKE_CFG_INTDIR}")
 | 
						|
  file(MAKE_DIRECTORY "${output_dir}")
 | 
						|
  set(output_bin "${output_dir}/${test_name}")
 | 
						|
  if(MSVC)
 | 
						|
    set(output_bin "${output_bin}.exe")
 | 
						|
  endif()
 | 
						|
 | 
						|
  # Use host compiler in a standalone build, and just-built Clang otherwise.
 | 
						|
  if(NOT COMPILER_RT_STANDALONE_BUILD)
 | 
						|
    list(APPEND TEST_DEPS clang)
 | 
						|
  endif()
 | 
						|
 | 
						|
  get_target_flags_for_arch(${arch} TARGET_LINK_FLAGS)
 | 
						|
  list(APPEND TEST_LINK_FLAGS ${TARGET_LINK_FLAGS})
 | 
						|
 | 
						|
  # If we're not on MSVC, include the linker flags from CMAKE but override them
 | 
						|
  # with the provided link flags. This ensures that flags which are required to
 | 
						|
  # link programs at all are included, but the changes needed for the test
 | 
						|
  # trump. With MSVC we can't do that because CMake is set up to run link.exe
 | 
						|
  # when linking, not the compiler. Here, we hack it to use the compiler
 | 
						|
  # because we want to use -fsanitize flags.
 | 
						|
  if(NOT MSVC)
 | 
						|
    set(TEST_LINK_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${TEST_LINK_FLAGS}")
 | 
						|
    separate_arguments(TEST_LINK_FLAGS)
 | 
						|
  endif()
 | 
						|
  if(NOT COMPILER_RT_STANDALONE_BUILD AND COMPILER_RT_HAS_LLD AND "lld" IN_LIST LLVM_ENABLE_PROJECTS)
 | 
						|
    # CMAKE_EXE_LINKER_FLAGS may contain -fuse=lld
 | 
						|
    # FIXME: -DLLVM_ENABLE_LLD=ON and -DLLVM_ENABLE_PROJECTS without lld case.
 | 
						|
    list(APPEND TEST_DEPS lld)
 | 
						|
  endif()
 | 
						|
  add_custom_command(
 | 
						|
    OUTPUT "${output_bin}"
 | 
						|
    COMMAND ${COMPILER_RT_TEST_COMPILER} ${TEST_OBJECTS} -o "${output_bin}"
 | 
						|
            ${TEST_LINK_FLAGS}
 | 
						|
    DEPENDS ${TEST_DEPS}
 | 
						|
    )
 | 
						|
  add_custom_target(T${test_name} DEPENDS "${output_bin}")
 | 
						|
  set_target_properties(T${test_name} PROPERTIES FOLDER "Compiler-RT Tests")
 | 
						|
 | 
						|
  # Make the test suite depend on the binary.
 | 
						|
  add_dependencies(${test_suite} T${test_name})
 | 
						|
endfunction()
 | 
						|
 | 
						|
macro(add_compiler_rt_resource_file target_name file_name component)
 | 
						|
  set(src_file "${CMAKE_CURRENT_SOURCE_DIR}/${file_name}")
 | 
						|
  set(dst_file "${COMPILER_RT_OUTPUT_DIR}/share/${file_name}")
 | 
						|
  add_custom_command(OUTPUT ${dst_file}
 | 
						|
    DEPENDS ${src_file}
 | 
						|
    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src_file} ${dst_file}
 | 
						|
    COMMENT "Copying ${file_name}...")
 | 
						|
  add_custom_target(${target_name} DEPENDS ${dst_file})
 | 
						|
  # Install in Clang resource directory.
 | 
						|
  install(FILES ${file_name}
 | 
						|
    DESTINATION ${COMPILER_RT_INSTALL_PATH}/share
 | 
						|
    COMPONENT ${component})
 | 
						|
  add_dependencies(${component} ${target_name})
 | 
						|
 | 
						|
  set_target_properties(${target_name} PROPERTIES FOLDER "Compiler-RT Misc")
 | 
						|
endmacro()
 | 
						|
 | 
						|
macro(add_compiler_rt_script name)
 | 
						|
  set(dst ${COMPILER_RT_EXEC_OUTPUT_DIR}/${name})
 | 
						|
  set(src ${CMAKE_CURRENT_SOURCE_DIR}/${name})
 | 
						|
  add_custom_command(OUTPUT ${dst}
 | 
						|
    DEPENDS ${src}
 | 
						|
    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src} ${dst}
 | 
						|
    COMMENT "Copying ${name}...")
 | 
						|
  add_custom_target(${name} DEPENDS ${dst})
 | 
						|
  install(FILES ${dst}
 | 
						|
    PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
 | 
						|
    DESTINATION ${COMPILER_RT_INSTALL_PATH}/bin)
 | 
						|
endmacro(add_compiler_rt_script src name)
 | 
						|
 | 
						|
# Builds custom version of libc++ and installs it in <prefix>.
 | 
						|
# Can be used to build sanitized versions of libc++ for running unit tests.
 | 
						|
# add_custom_libcxx(<name> <prefix>
 | 
						|
#                   DEPS <list of build deps>
 | 
						|
#                   CFLAGS <list of compile flags>
 | 
						|
#                   USE_TOOLCHAIN)
 | 
						|
macro(add_custom_libcxx name prefix)
 | 
						|
  if(NOT COMPILER_RT_LIBCXX_PATH)
 | 
						|
    message(FATAL_ERROR "libcxx not found!")
 | 
						|
  endif()
 | 
						|
  if(NOT COMPILER_RT_LIBCXXABI_PATH)
 | 
						|
    message(FATAL_ERROR "libcxxabi not found!")
 | 
						|
  endif()
 | 
						|
 | 
						|
  cmake_parse_arguments(LIBCXX "USE_TOOLCHAIN" "" "DEPS;CFLAGS;CMAKE_ARGS" ${ARGN})
 | 
						|
 | 
						|
  if(LIBCXX_USE_TOOLCHAIN)
 | 
						|
    set(compiler_args -DCMAKE_C_COMPILER=${COMPILER_RT_TEST_COMPILER}
 | 
						|
                      -DCMAKE_CXX_COMPILER=${COMPILER_RT_TEST_CXX_COMPILER})
 | 
						|
    if(NOT COMPILER_RT_STANDALONE_BUILD AND NOT RUNTIMES_BUILD)
 | 
						|
      set(toolchain_deps $<TARGET_FILE:clang>)
 | 
						|
      set(force_deps DEPENDS $<TARGET_FILE:clang>)
 | 
						|
    endif()
 | 
						|
  else()
 | 
						|
    set(compiler_args -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
 | 
						|
                      -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER})
 | 
						|
  endif()
 | 
						|
 | 
						|
  set(STAMP_DIR ${prefix}-stamps/)
 | 
						|
  set(BINARY_DIR ${prefix}-bins/)
 | 
						|
 | 
						|
  add_custom_target(${name}-clear
 | 
						|
    COMMAND ${CMAKE_COMMAND} -E remove_directory ${BINARY_DIR}
 | 
						|
    COMMAND ${CMAKE_COMMAND} -E remove_directory ${STAMP_DIR}
 | 
						|
    COMMENT "Clobbering ${name} build and stamp directories"
 | 
						|
    USES_TERMINAL
 | 
						|
    )
 | 
						|
  set_target_properties(${name}-clear PROPERTIES FOLDER "Compiler-RT Misc")
 | 
						|
 | 
						|
  add_custom_command(
 | 
						|
    OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp
 | 
						|
    DEPENDS ${LIBCXX_DEPS} ${toolchain_deps}
 | 
						|
    COMMAND ${CMAKE_COMMAND} -E touch ${BINARY_DIR}/CMakeCache.txt
 | 
						|
    COMMAND ${CMAKE_COMMAND} -E touch ${STAMP_DIR}/${name}-mkdir
 | 
						|
    COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp
 | 
						|
    COMMENT "Clobbering bootstrap build and stamp directories"
 | 
						|
    )
 | 
						|
 | 
						|
  add_custom_target(${name}-clobber
 | 
						|
    DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp)
 | 
						|
  set_target_properties(${name}-clobber PROPERTIES FOLDER "Compiler-RT Misc")
 | 
						|
 | 
						|
  set(PASSTHROUGH_VARIABLES
 | 
						|
    CMAKE_C_COMPILER_TARGET
 | 
						|
    CMAKE_CXX_COMPILER_TARGET
 | 
						|
    CMAKE_SHARED_LINKER_FLAGS
 | 
						|
    CMAKE_MODULE_LINKER_FLAGS
 | 
						|
    CMAKE_EXE_LINKER_FLAGS
 | 
						|
    CMAKE_INSTALL_PREFIX
 | 
						|
    CMAKE_MAKE_PROGRAM
 | 
						|
    CMAKE_LINKER
 | 
						|
    CMAKE_AR
 | 
						|
    CMAKE_RANLIB
 | 
						|
    CMAKE_NM
 | 
						|
    CMAKE_OBJCOPY
 | 
						|
    CMAKE_OBJDUMP
 | 
						|
    CMAKE_STRIP
 | 
						|
    CMAKE_SYSROOT
 | 
						|
    CMAKE_SYSTEM_NAME)
 | 
						|
  foreach(variable ${PASSTHROUGH_VARIABLES})
 | 
						|
    get_property(is_value_set CACHE ${variable} PROPERTY VALUE SET)
 | 
						|
    if(${is_value_set})
 | 
						|
      get_property(value CACHE ${variable} PROPERTY VALUE)
 | 
						|
      list(APPEND CMAKE_PASSTHROUGH_VARIABLES -D${variable}=${value})
 | 
						|
    endif()
 | 
						|
  endforeach()
 | 
						|
 | 
						|
  string(REPLACE ";" " " LIBCXX_C_FLAGS "${LIBCXX_CFLAGS}")
 | 
						|
  get_property(C_FLAGS CACHE CMAKE_C_FLAGS PROPERTY VALUE)
 | 
						|
  set(LIBCXX_C_FLAGS "${LIBCXX_C_FLAGS} ${C_FLAGS}")
 | 
						|
 | 
						|
  string(REPLACE ";" " " LIBCXX_CXX_FLAGS "${LIBCXX_CFLAGS}")
 | 
						|
  get_property(CXX_FLAGS CACHE CMAKE_CXX_FLAGS PROPERTY VALUE)
 | 
						|
  set(LIBCXX_CXX_FLAGS "${LIBCXX_CXX_FLAGS} ${CXX_FLAGS}")
 | 
						|
 | 
						|
  ExternalProject_Add(${name}
 | 
						|
    DEPENDS ${name}-clobber ${LIBCXX_DEPS}
 | 
						|
    PREFIX ${prefix}
 | 
						|
    SOURCE_DIR ${COMPILER_RT_SOURCE_DIR}/cmake/Modules/CustomLibcxx
 | 
						|
    STAMP_DIR ${STAMP_DIR}
 | 
						|
    BINARY_DIR ${BINARY_DIR}
 | 
						|
    CMAKE_ARGS ${CMAKE_PASSTHROUGH_VARIABLES}
 | 
						|
               ${compiler_args}
 | 
						|
               -DCMAKE_C_FLAGS=${LIBCXX_C_FLAGS}
 | 
						|
               -DCMAKE_CXX_FLAGS=${LIBCXX_CXX_FLAGS}
 | 
						|
               -DCMAKE_BUILD_TYPE=Release
 | 
						|
               -DCMAKE_TRY_COMPILE_TARGET_TYPE=STATIC_LIBRARY
 | 
						|
               -DLLVM_PATH=${LLVM_MAIN_SRC_DIR}
 | 
						|
               -DLLVM_BINARY_DIR=${prefix}
 | 
						|
               -DLLVM_LIBRARY_OUTPUT_INTDIR=${prefix}/lib
 | 
						|
               -DCOMPILER_RT_LIBCXX_PATH=${COMPILER_RT_LIBCXX_PATH}
 | 
						|
               -DCOMPILER_RT_LIBCXXABI_PATH=${COMPILER_RT_LIBCXXABI_PATH}
 | 
						|
               ${LIBCXX_CMAKE_ARGS}
 | 
						|
    INSTALL_COMMAND ""
 | 
						|
    STEP_TARGETS configure build
 | 
						|
    BUILD_ALWAYS 1
 | 
						|
    USES_TERMINAL_CONFIGURE 1
 | 
						|
    USES_TERMINAL_BUILD 1
 | 
						|
    USES_TERMINAL_INSTALL 1
 | 
						|
    EXCLUDE_FROM_ALL TRUE
 | 
						|
    BUILD_BYPRODUCTS "${prefix}/lib/libc++.a" "${prefix}/lib/libc++abi.a"
 | 
						|
    )
 | 
						|
 | 
						|
  if (CMAKE_GENERATOR MATCHES "Make")
 | 
						|
    set(run_clean "$(MAKE)" "-C" "${BINARY_DIR}" "clean")
 | 
						|
  else()
 | 
						|
    set(run_clean ${CMAKE_COMMAND} --build ${BINARY_DIR} --target clean
 | 
						|
                                   --config "$<CONFIG>")
 | 
						|
  endif()
 | 
						|
 | 
						|
  ExternalProject_Add_Step(${name} clean
 | 
						|
    COMMAND ${run_clean}
 | 
						|
    COMMENT "Cleaning ${name}..."
 | 
						|
    DEPENDEES configure
 | 
						|
    ${force_deps}
 | 
						|
    WORKING_DIRECTORY ${BINARY_DIR}
 | 
						|
    EXCLUDE_FROM_MAIN 1
 | 
						|
    USES_TERMINAL 1
 | 
						|
    )
 | 
						|
  ExternalProject_Add_StepTargets(${name} clean)
 | 
						|
 | 
						|
  if(LIBCXX_USE_TOOLCHAIN)
 | 
						|
    add_dependencies(${name}-clean ${name}-clobber)
 | 
						|
    set_target_properties(${name}-clean PROPERTIES
 | 
						|
      SOURCES ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp)
 | 
						|
  endif()
 | 
						|
endmacro()
 | 
						|
 | 
						|
function(rt_externalize_debuginfo name)
 | 
						|
  if(NOT COMPILER_RT_EXTERNALIZE_DEBUGINFO)
 | 
						|
    return()
 | 
						|
  endif()
 | 
						|
 | 
						|
  if(NOT COMPILER_RT_EXTERNALIZE_DEBUGINFO_SKIP_STRIP)
 | 
						|
    set(strip_command COMMAND xcrun strip -Sl $<TARGET_FILE:${name}>)
 | 
						|
  endif()
 | 
						|
 | 
						|
  if(APPLE)
 | 
						|
    if(CMAKE_CXX_FLAGS MATCHES "-flto"
 | 
						|
      OR CMAKE_CXX_FLAGS_${uppercase_CMAKE_BUILD_TYPE} MATCHES "-flto")
 | 
						|
 | 
						|
      set(lto_object ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/${name}-lto.o)
 | 
						|
      set_property(TARGET ${name} APPEND_STRING PROPERTY
 | 
						|
        LINK_FLAGS " -Wl,-object_path_lto -Wl,${lto_object}")
 | 
						|
    endif()
 | 
						|
    add_custom_command(TARGET ${name} POST_BUILD
 | 
						|
      COMMAND xcrun dsymutil $<TARGET_FILE:${name}>
 | 
						|
      ${strip_command})
 | 
						|
  else()
 | 
						|
    message(FATAL_ERROR "COMPILER_RT_EXTERNALIZE_DEBUGINFO isn't implemented for non-darwin platforms!")
 | 
						|
  endif()
 | 
						|
endfunction()
 | 
						|
 | 
						|
 | 
						|
# Configure lit configuration files, including compiler-rt specific variables.
 | 
						|
function(configure_compiler_rt_lit_site_cfg input output)
 | 
						|
  set_llvm_build_mode()
 | 
						|
 | 
						|
  get_compiler_rt_output_dir(${COMPILER_RT_DEFAULT_TARGET_ARCH} output_dir)
 | 
						|
 | 
						|
  string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_TEST_COMPILER ${COMPILER_RT_TEST_COMPILER})
 | 
						|
  string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR ${output_dir})
 | 
						|
 | 
						|
  configure_lit_site_cfg(${input} ${output})
 | 
						|
endfunction()
 |