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llvm-project/compiler-rt/cmake/config-ix.cmake

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CMake
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include(CMakePushCheckState)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
include(CheckIncludeFiles)
include(CheckLibraryExists)
include(CheckSymbolExists)
include(TestBigEndian)
function(compiler_rt_check_linker_flag flag out_var)
cmake_push_check_state()
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${flag}")
check_cxx_compiler_flag("" ${out_var})
cmake_pop_check_state()
endfunction()
check_library_exists(c fopen "" COMPILER_RT_HAS_LIBC)
if (COMPILER_RT_USE_BUILTINS_LIBRARY)
include(HandleCompilerRT)
find_compiler_rt_library(builtins "" COMPILER_RT_BUILTINS_LIBRARY)
else()
if (ANDROID)
check_library_exists(gcc __gcc_personality_v0 "" COMPILER_RT_HAS_GCC_LIB)
else()
check_library_exists(gcc_s __gcc_personality_v0 "" COMPILER_RT_HAS_GCC_S_LIB)
endif()
endif()
check_c_compiler_flag(-nodefaultlibs COMPILER_RT_HAS_NODEFAULTLIBS_FLAG)
if (COMPILER_RT_HAS_NODEFAULTLIBS_FLAG)
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -nodefaultlibs")
if (COMPILER_RT_HAS_LIBC)
list(APPEND CMAKE_REQUIRED_LIBRARIES c)
endif ()
if (COMPILER_RT_USE_BUILTINS_LIBRARY)
list(APPEND CMAKE_REQUIRED_LIBRARIES "${COMPILER_RT_BUILTINS_LIBRARY}")
elseif (COMPILER_RT_HAS_GCC_S_LIB)
list(APPEND CMAKE_REQUIRED_LIBRARIES gcc_s)
elseif (COMPILER_RT_HAS_GCC_LIB)
list(APPEND CMAKE_REQUIRED_LIBRARIES gcc)
endif ()
if (MINGW)
# Mingw64 requires quite a few "C" runtime libraries in order for basic
# programs to link successfully with -nodefaultlibs.
if (COMPILER_RT_USE_BUILTINS_LIBRARY)
set(MINGW_RUNTIME ${COMPILER_RT_BUILTINS_LIBRARY})
else ()
set(MINGW_RUNTIME gcc_s gcc)
endif()
set(MINGW_LIBRARIES mingw32 ${MINGW_RUNTIME} moldname mingwex msvcrt advapi32
shell32 user32 kernel32 mingw32 ${MINGW_RUNTIME}
moldname mingwex msvcrt)
list(APPEND CMAKE_REQUIRED_LIBRARIES ${MINGW_LIBRARIES})
endif()
endif ()
# CodeGen options.
check_c_compiler_flag(-ffreestanding COMPILER_RT_HAS_FFREESTANDING_FLAG)
check_c_compiler_flag(-std=c11 COMPILER_RT_HAS_STD_C11_FLAG)
check_cxx_compiler_flag(-fPIC COMPILER_RT_HAS_FPIC_FLAG)
check_cxx_compiler_flag(-fPIE COMPILER_RT_HAS_FPIE_FLAG)
check_cxx_compiler_flag(-fno-builtin COMPILER_RT_HAS_FNO_BUILTIN_FLAG)
check_cxx_compiler_flag(-fno-exceptions COMPILER_RT_HAS_FNO_EXCEPTIONS_FLAG)
check_cxx_compiler_flag(-fomit-frame-pointer COMPILER_RT_HAS_FOMIT_FRAME_POINTER_FLAG)
check_cxx_compiler_flag(-funwind-tables COMPILER_RT_HAS_FUNWIND_TABLES_FLAG)
check_cxx_compiler_flag(-fno-stack-protector COMPILER_RT_HAS_FNO_STACK_PROTECTOR_FLAG)
check_cxx_compiler_flag(-fno-sanitize=safe-stack COMPILER_RT_HAS_FNO_SANITIZE_SAFE_STACK_FLAG)
check_cxx_compiler_flag(-fvisibility=hidden COMPILER_RT_HAS_FVISIBILITY_HIDDEN_FLAG)
check_cxx_compiler_flag(-frtti COMPILER_RT_HAS_FRTTI_FLAG)
check_cxx_compiler_flag(-fno-rtti COMPILER_RT_HAS_FNO_RTTI_FLAG)
check_cxx_compiler_flag("-Werror -fno-function-sections" COMPILER_RT_HAS_FNO_FUNCTION_SECTIONS_FLAG)
check_cxx_compiler_flag(-std=c++14 COMPILER_RT_HAS_STD_CXX14_FLAG)
check_cxx_compiler_flag(-ftls-model=initial-exec COMPILER_RT_HAS_FTLS_MODEL_INITIAL_EXEC)
check_cxx_compiler_flag(-fno-lto COMPILER_RT_HAS_FNO_LTO_FLAG)
check_cxx_compiler_flag(-fno-profile-generate COMPILER_RT_HAS_FNO_PROFILE_GENERATE_FLAG)
check_cxx_compiler_flag(-fno-profile-instr-generate COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
check_cxx_compiler_flag(-fno-profile-instr-use COMPILER_RT_HAS_FNO_PROFILE_INSTR_USE_FLAG)
check_cxx_compiler_flag("-Werror -msse3" COMPILER_RT_HAS_MSSE3_FLAG)
check_cxx_compiler_flag("-Werror -msse4.2" COMPILER_RT_HAS_MSSE4_2_FLAG)
check_cxx_compiler_flag(--sysroot=. COMPILER_RT_HAS_SYSROOT_FLAG)
check_cxx_compiler_flag("-Werror -mcrc" COMPILER_RT_HAS_MCRC_FLAG)
check_cxx_compiler_flag(-fno-partial-inlining COMPILER_RT_HAS_FNO_PARTIAL_INLINING_FLAG)
if(NOT WIN32 AND NOT CYGWIN)
# MinGW warns if -fvisibility-inlines-hidden is used.
check_cxx_compiler_flag("-fvisibility-inlines-hidden" COMPILER_RT_HAS_FVISIBILITY_INLINES_HIDDEN_FLAG)
endif()
check_cxx_compiler_flag(/GR COMPILER_RT_HAS_GR_FLAG)
check_cxx_compiler_flag(/GS COMPILER_RT_HAS_GS_FLAG)
check_cxx_compiler_flag(/MT COMPILER_RT_HAS_MT_FLAG)
check_cxx_compiler_flag(/Oy COMPILER_RT_HAS_Oy_FLAG)
# Debug info flags.
check_cxx_compiler_flag(-gline-tables-only COMPILER_RT_HAS_GLINE_TABLES_ONLY_FLAG)
check_cxx_compiler_flag(-g COMPILER_RT_HAS_G_FLAG)
check_cxx_compiler_flag(/Zi COMPILER_RT_HAS_Zi_FLAG)
# Warnings.
check_cxx_compiler_flag(-Wall COMPILER_RT_HAS_WALL_FLAG)
check_cxx_compiler_flag(-Werror COMPILER_RT_HAS_WERROR_FLAG)
check_cxx_compiler_flag("-Werror -Wframe-larger-than=512" COMPILER_RT_HAS_WFRAME_LARGER_THAN_FLAG)
check_cxx_compiler_flag("-Werror -Wglobal-constructors" COMPILER_RT_HAS_WGLOBAL_CONSTRUCTORS_FLAG)
check_cxx_compiler_flag("-Werror -Wc99-extensions" COMPILER_RT_HAS_WC99_EXTENSIONS_FLAG)
check_cxx_compiler_flag("-Werror -Wgnu" COMPILER_RT_HAS_WGNU_FLAG)
check_cxx_compiler_flag("-Werror -Wnon-virtual-dtor" COMPILER_RT_HAS_WNON_VIRTUAL_DTOR_FLAG)
check_cxx_compiler_flag("-Werror -Wvariadic-macros" COMPILER_RT_HAS_WVARIADIC_MACROS_FLAG)
check_cxx_compiler_flag("-Werror -Wunused-parameter" COMPILER_RT_HAS_WUNUSED_PARAMETER_FLAG)
check_cxx_compiler_flag("-Werror -Wcovered-switch-default" COMPILER_RT_HAS_WCOVERED_SWITCH_DEFAULT_FLAG)
check_cxx_compiler_flag("-Werror -Wsuggest-override" COMPILER_RT_HAS_WSUGGEST_OVERRIDE_FLAG)
check_cxx_compiler_flag(-Wno-pedantic COMPILER_RT_HAS_WNO_PEDANTIC)
check_cxx_compiler_flag(/W4 COMPILER_RT_HAS_W4_FLAG)
check_cxx_compiler_flag(/WX COMPILER_RT_HAS_WX_FLAG)
check_cxx_compiler_flag(/wd4146 COMPILER_RT_HAS_WD4146_FLAG)
check_cxx_compiler_flag(/wd4291 COMPILER_RT_HAS_WD4291_FLAG)
check_cxx_compiler_flag(/wd4221 COMPILER_RT_HAS_WD4221_FLAG)
check_cxx_compiler_flag(/wd4391 COMPILER_RT_HAS_WD4391_FLAG)
check_cxx_compiler_flag(/wd4722 COMPILER_RT_HAS_WD4722_FLAG)
check_cxx_compiler_flag(/wd4800 COMPILER_RT_HAS_WD4800_FLAG)
# Symbols.
check_symbol_exists(__func__ "" COMPILER_RT_HAS_FUNC_SYMBOL)
# Includes.
check_cxx_compiler_flag(-nostdinc++ COMPILER_RT_HAS_NOSTDINCXX_FLAG)
check_cxx_compiler_flag(-nostdlib++ COMPILER_RT_HAS_NOSTDLIBXX_FLAG)
check_include_files("sys/auxv.h" COMPILER_RT_HAS_AUXV)
# Libraries.
check_library_exists(dl dlopen "" COMPILER_RT_HAS_LIBDL)
check_library_exists(rt shm_open "" COMPILER_RT_HAS_LIBRT)
check_library_exists(m pow "" COMPILER_RT_HAS_LIBM)
check_library_exists(pthread pthread_create "" COMPILER_RT_HAS_LIBPTHREAD)
check_library_exists(execinfo backtrace "" COMPILER_RT_HAS_LIBEXECINFO)
# Look for terminfo library, used in unittests that depend on LLVMSupport.
if(LLVM_ENABLE_TERMINFO STREQUAL FORCE_ON)
set(MAYBE_REQUIRED REQUIRED)
else()
set(MAYBE_REQUIRED)
endif()
if(LLVM_ENABLE_TERMINFO)
find_library(COMPILER_RT_TERMINFO_LIB NAMES terminfo tinfo curses ncurses ncursesw ${MAYBE_REQUIRED})
endif()
if(COMPILER_RT_TERMINFO_LIB)
set(LLVM_ENABLE_TERMINFO 1)
else()
set(LLVM_ENABLE_TERMINFO 0)
endif()
if (ANDROID AND COMPILER_RT_HAS_LIBDL)
# Android's libstdc++ has a dependency on libdl.
list(APPEND CMAKE_REQUIRED_LIBRARIES dl)
endif()
check_library_exists(c++ __cxa_throw "" COMPILER_RT_HAS_LIBCXX)
check_library_exists(stdc++ __cxa_throw "" COMPILER_RT_HAS_LIBSTDCXX)
# Linker flags.
compiler_rt_check_linker_flag("-Wl,-z,text" COMPILER_RT_HAS_Z_TEXT)
compiler_rt_check_linker_flag("-fuse-ld=lld" COMPILER_RT_HAS_FUSE_LD_LLD_FLAG)
set(VERS_COMPAT_OPTION "-Wl,-z,gnu-version-script-compat")
compiler_rt_check_linker_flag("${VERS_COMPAT_OPTION}" COMPILER_RT_HAS_GNU_VERSION_SCRIPT_COMPAT)
set(DUMMY_VERS ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/dummy.vers)
file(WRITE ${DUMMY_VERS} "{};")
set(VERS_OPTION "-Wl,--version-script,${DUMMY_VERS}")
if(COMPILER_RT_HAS_GNU_VERSION_SCRIPT_COMPAT)
# Solaris 11.4 ld only supports --version-script with
# -z gnu-version-script-compat.
string(APPEND VERS_OPTION " ${VERS_COMPAT_OPTION}")
endif()
compiler_rt_check_linker_flag("${VERS_OPTION}" COMPILER_RT_HAS_VERSION_SCRIPT)
if(ANDROID)
compiler_rt_check_linker_flag("-Wl,-z,global" COMPILER_RT_HAS_Z_GLOBAL)
check_library_exists(log __android_log_write "" COMPILER_RT_HAS_LIBLOG)
endif()
# Architectures.
# List of all architectures we can target.
set(COMPILER_RT_SUPPORTED_ARCH)
# Try to compile a very simple source file to ensure we can target the given
# platform. We use the results of these tests to build only the various target
# runtime libraries supported by our current compilers cross-compiling
# abilities.
set(SIMPLE_SOURCE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/simple.cc)
file(WRITE ${SIMPLE_SOURCE} "#include <stdlib.h>\n#include <stdio.h>\nint main() { printf(\"hello, world\"); }\n")
# Detect whether the current target platform is 32-bit or 64-bit, and setup
# the correct commandline flags needed to attempt to target 32-bit and 64-bit.
if (NOT CMAKE_SIZEOF_VOID_P EQUAL 4 AND
NOT CMAKE_SIZEOF_VOID_P EQUAL 8)
message(FATAL_ERROR "Please use architecture with 4 or 8 byte pointers.")
endif()
test_targets()
# Returns a list of architecture specific target cflags in @out_var list.
function(get_target_flags_for_arch arch out_var)
list(FIND COMPILER_RT_SUPPORTED_ARCH ${arch} ARCH_INDEX)
if(ARCH_INDEX EQUAL -1)
message(FATAL_ERROR "Unsupported architecture: ${arch}")
else()
if (NOT APPLE)
set(${out_var} ${TARGET_${arch}_CFLAGS} PARENT_SCOPE)
else()
# This is only called in constructing cflags for tests executing on the
# host. This will need to all be cleaned up to support building tests
# for cross-targeted hardware (i.e. iOS).
set(${out_var} -arch ${arch} PARENT_SCOPE)
endif()
endif()
endfunction()
# Returns a compiler and CFLAGS that should be used to run tests for the
# specific architecture. When cross-compiling, this is controled via
# COMPILER_RT_TEST_COMPILER and COMPILER_RT_TEST_COMPILER_CFLAGS.
macro(get_test_cc_for_arch arch cc_out cflags_out)
if(ANDROID OR ${arch} MATCHES "arm|aarch64|riscv32|riscv64")
# This is only true if we are cross-compiling.
# Build all tests with host compiler and use host tools.
set(${cc_out} ${COMPILER_RT_TEST_COMPILER})
set(${cflags_out} ${COMPILER_RT_TEST_COMPILER_CFLAGS})
else()
get_target_flags_for_arch(${arch} ${cflags_out})
if(APPLE)
list(APPEND ${cflags_out} ${DARWIN_osx_CFLAGS})
endif()
string(REPLACE ";" " " ${cflags_out} "${${cflags_out}}")
endif()
endmacro()
# Returns CFLAGS that should be used to run tests for the
# specific apple platform and architecture.
function(get_test_cflags_for_apple_platform platform arch cflags_out)
is_valid_apple_platform("${platform}" is_valid_platform)
if (NOT is_valid_platform)
message(FATAL_ERROR "\"${platform}\" is not a valid apple platform")
endif()
set(test_cflags "")
get_target_flags_for_arch(${arch} test_cflags)
list(APPEND test_cflags ${DARWIN_${platform}_CFLAGS})
string(REPLACE ";" " " test_cflags_str "${test_cflags}")
string(APPEND test_cflags_str "${COMPILER_RT_TEST_COMPILER_CFLAGS}")
set(${cflags_out} "${test_cflags_str}" PARENT_SCOPE)
endfunction()
function(get_capitalized_apple_platform platform platform_capitalized)
# TODO(dliew): Remove uses of this function. It exists to preserve needlessly complex
# directory naming conventions used by the Sanitizer lit test suites.
is_valid_apple_platform("${platform}" is_valid_platform)
if (NOT is_valid_platform)
message(FATAL_ERROR "\"${platform}\" is not a valid apple platform")
endif()
string(TOUPPER "${platform}" platform_upper)
string(REGEX REPLACE "OSSIM$" "OSSim" platform_upper_capitalized "${platform_upper}")
set(${platform_capitalized} "${platform_upper_capitalized}" PARENT_SCOPE)
endfunction()
function(is_valid_apple_platform platform is_valid_out)
set(is_valid FALSE)
if ("${platform}" STREQUAL "")
message(FATAL_ERROR "platform cannot be empty")
endif()
if ("${platform}" MATCHES "^(osx|((ios|watchos|tvos)(sim)?))$")
set(is_valid TRUE)
endif()
set(${is_valid_out} ${is_valid} PARENT_SCOPE)
endfunction()
set(ARM64 aarch64)
set(ARM32 arm armhf)
set(HEXAGON hexagon)
set(X86 i386)
set(X86_64 x86_64)
set(MIPS32 mips mipsel)
set(MIPS64 mips64 mips64el)
set(PPC32 powerpc)
set(PPC64 powerpc64 powerpc64le)
set(RISCV32 riscv32)
set(RISCV64 riscv64)
set(S390X s390x)
set(SPARC sparc)
set(SPARCV9 sparcv9)
set(WASM32 wasm32)
set(WASM64 wasm64)
set(VE ve)
if(APPLE)
set(ARM64 arm64)
set(ARM32 armv7 armv7s armv7k)
set(X86_64 x86_64 x86_64h)
endif()
set(ALL_SANITIZER_COMMON_SUPPORTED_ARCH ${X86} ${X86_64} ${PPC64} ${RISCV64}
${ARM32} ${ARM64} ${MIPS32} ${MIPS64} ${S390X} ${SPARC} ${SPARCV9})
set(ALL_ASAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${RISCV64}
${MIPS32} ${MIPS64} ${PPC64} ${S390X} ${SPARC} ${SPARCV9})
set(ALL_CRT_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${RISCV32} ${RISCV64} ${VE})
set(ALL_DFSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64})
if(ANDROID)
set(OS_NAME "Android")
else()
set(OS_NAME "${CMAKE_SYSTEM_NAME}")
endif()
if(OS_NAME MATCHES "Linux")
set(ALL_FUZZER_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM64} ${S390X})
elseif (OS_NAME MATCHES "Windows")
set(ALL_FUZZER_SUPPORTED_ARCH ${X86} ${X86_64})
elseif(OS_NAME MATCHES "Android")
set(ALL_FUZZER_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64})
else()
set(ALL_FUZZER_SUPPORTED_ARCH ${X86_64} ${ARM64})
endif()
set(ALL_GWP_ASAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64})
if(APPLE)
set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64})
else()
set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64} ${ARM32} ${PPC64} ${S390X} ${RISCV64})
endif()
set(ALL_MSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64} ${PPC64} ${S390X})
set(ALL_HWASAN_SUPPORTED_ARCH ${X86_64} ${ARM64})
set(ALL_MEMPROF_SUPPORTED_ARCH ${X86_64})
set(ALL_PROFILE_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${PPC32} ${PPC64}
${MIPS32} ${MIPS64} ${S390X} ${SPARC} ${SPARCV9})
set(ALL_TSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64} ${PPC64})
set(ALL_UBSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${RISCV64}
${MIPS32} ${MIPS64} ${PPC64} ${S390X} ${SPARC} ${SPARCV9})
set(ALL_SAFESTACK_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM64} ${MIPS32} ${MIPS64})
set(ALL_CFI_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${MIPS64})
set(ALL_SCUDO_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${MIPS32} ${MIPS64} ${PPC64})
set(ALL_SCUDO_STANDALONE_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${MIPS32} ${MIPS64} ${PPC64})
if(APPLE)
set(ALL_XRAY_SUPPORTED_ARCH ${X86_64})
else()
set(ALL_XRAY_SUPPORTED_ARCH ${X86_64} ${ARM32} ${ARM64} ${MIPS32} ${MIPS64} powerpc64le)
endif()
set(ALL_SHADOWCALLSTACK_SUPPORTED_ARCH ${ARM64})
if (UNIX)
set(ALL_ORC_SUPPORTED_ARCH ${X86_64})
endif()
if(APPLE)
include(CompilerRTDarwinUtils)
find_darwin_sdk_dir(DARWIN_osx_SYSROOT macosx)
find_darwin_sdk_dir(DARWIN_iossim_SYSROOT iphonesimulator)
find_darwin_sdk_dir(DARWIN_ios_SYSROOT iphoneos)
find_darwin_sdk_dir(DARWIN_watchossim_SYSROOT watchsimulator)
find_darwin_sdk_dir(DARWIN_watchos_SYSROOT watchos)
find_darwin_sdk_dir(DARWIN_tvossim_SYSROOT appletvsimulator)
find_darwin_sdk_dir(DARWIN_tvos_SYSROOT appletvos)
if(NOT DARWIN_osx_SYSROOT)
message(WARNING "Could not determine OS X sysroot, trying /usr/include")
if(EXISTS /usr/include)
set(DARWIN_osx_SYSROOT /)
else()
message(ERROR "Could not detect OS X Sysroot. Either install Xcode or the Apple Command Line Tools")
endif()
endif()
if(COMPILER_RT_ENABLE_IOS)
list(APPEND DARWIN_EMBEDDED_PLATFORMS ios)
set(DARWIN_ios_MIN_VER 9.0)
set(DARWIN_ios_MIN_VER_FLAG -miphoneos-version-min)
set(DARWIN_ios_SANITIZER_MIN_VER_FLAG
${DARWIN_ios_MIN_VER_FLAG}=${DARWIN_ios_MIN_VER})
set(DARWIN_iossim_MIN_VER_FLAG -mios-simulator-version-min)
set(DARWIN_iossim_SANITIZER_MIN_VER_FLAG
${DARWIN_iossim_MIN_VER_FLAG}=${DARWIN_ios_MIN_VER})
endif()
if(COMPILER_RT_ENABLE_WATCHOS)
list(APPEND DARWIN_EMBEDDED_PLATFORMS watchos)
set(DARWIN_watchos_MIN_VER 2.0)
set(DARWIN_watchos_MIN_VER_FLAG -mwatchos-version-min)
set(DARWIN_watchos_SANITIZER_MIN_VER_FLAG
${DARWIN_watchos_MIN_VER_FLAG}=${DARWIN_watchos_MIN_VER})
set(DARWIN_watchossim_MIN_VER_FLAG -mwatchos-simulator-version-min)
set(DARWIN_watchossim_SANITIZER_MIN_VER_FLAG
${DARWIN_watchossim_MIN_VER_FLAG}=${DARWIN_watchos_MIN_VER})
endif()
if(COMPILER_RT_ENABLE_TVOS)
list(APPEND DARWIN_EMBEDDED_PLATFORMS tvos)
set(DARWIN_tvos_MIN_VER 9.0)
set(DARWIN_tvos_MIN_VER_FLAG -mtvos-version-min)
set(DARWIN_tvos_SANITIZER_MIN_VER_FLAG
${DARWIN_tvos_MIN_VER_FLAG}=${DARWIN_tvos_MIN_VER})
set(DARWIN_tvossim_MIN_VER_FLAG -mtvos-simulator-version-min)
set(DARWIN_tvossim_SANITIZER_MIN_VER_FLAG
${DARWIN_tvossim_MIN_VER_FLAG}=${DARWIN_tvos_MIN_VER})
endif()
set(SANITIZER_COMMON_SUPPORTED_OS osx)
set(PROFILE_SUPPORTED_OS osx)
set(TSAN_SUPPORTED_OS osx)
set(XRAY_SUPPORTED_OS osx)
set(FUZZER_SUPPORTED_OS osx)
set(ORC_SUPPORTED_OS osx)
# Note: In order to target x86_64h on OS X the minimum deployment target must
# be 10.8 or higher.
set(DEFAULT_SANITIZER_MIN_OSX_VERSION 10.10)
set(DARWIN_osx_MIN_VER_FLAG "-mmacosx-version-min")
if(NOT SANITIZER_MIN_OSX_VERSION)
string(REGEX MATCH "${DARWIN_osx_MIN_VER_FLAG}=([.0-9]+)"
MACOSX_VERSION_MIN_FLAG "${CMAKE_CXX_FLAGS}")
if(MACOSX_VERSION_MIN_FLAG)
set(SANITIZER_MIN_OSX_VERSION "${CMAKE_MATCH_1}")
elseif(CMAKE_OSX_DEPLOYMENT_TARGET)
set(SANITIZER_MIN_OSX_VERSION ${CMAKE_OSX_DEPLOYMENT_TARGET})
else()
set(SANITIZER_MIN_OSX_VERSION ${DEFAULT_SANITIZER_MIN_OSX_VERSION})
endif()
if(SANITIZER_MIN_OSX_VERSION VERSION_LESS "10.7")
message(FATAL_ERROR "macOS deployment target '${SANITIZER_MIN_OSX_VERSION}' is too old.")
endif()
if(SANITIZER_MIN_OSX_VERSION VERSION_GREATER ${DEFAULT_SANITIZER_MIN_OSX_VERSION})
message(WARNING "macOS deployment target '${SANITIZER_MIN_OSX_VERSION}' is too new, setting to '${DEFAULT_SANITIZER_MIN_OSX_VERSION}' instead.")
set(SANITIZER_MIN_OSX_VERSION ${DEFAULT_SANITIZER_MIN_OSX_VERSION})
endif()
endif()
# We're setting the flag manually for each target OS
set(CMAKE_OSX_DEPLOYMENT_TARGET "")
set(DARWIN_COMMON_CFLAGS -stdlib=libc++)
set(DARWIN_COMMON_LINK_FLAGS
-stdlib=libc++
-lc++
-lc++abi)
compiler_rt_check_linker_flag("-fapplication-extension" COMPILER_RT_HAS_APP_EXTENSION)
if(COMPILER_RT_HAS_APP_EXTENSION)
list(APPEND DARWIN_COMMON_LINK_FLAGS "-fapplication-extension")
endif()
set(DARWIN_osx_CFLAGS
${DARWIN_COMMON_CFLAGS}
${DARWIN_osx_MIN_VER_FLAG}=${SANITIZER_MIN_OSX_VERSION})
set(DARWIN_osx_LINK_FLAGS
${DARWIN_COMMON_LINK_FLAGS}
${DARWIN_osx_MIN_VER_FLAG}=${SANITIZER_MIN_OSX_VERSION})
if(DARWIN_osx_SYSROOT)
list(APPEND DARWIN_osx_CFLAGS -isysroot ${DARWIN_osx_SYSROOT})
list(APPEND DARWIN_osx_LINK_FLAGS -isysroot ${DARWIN_osx_SYSROOT})
endif()
# Figure out which arches to use for each OS
darwin_get_toolchain_supported_archs(toolchain_arches)
message(STATUS "Toolchain supported arches: ${toolchain_arches}")
if(NOT MACOSX_VERSION_MIN_FLAG)
darwin_test_archs(osx
DARWIN_osx_ARCHS
${toolchain_arches})
message(STATUS "OSX supported arches: ${DARWIN_osx_ARCHS}")
foreach(arch ${DARWIN_osx_ARCHS})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
set(CAN_TARGET_${arch} 1)
endforeach()
foreach(platform ${DARWIN_EMBEDDED_PLATFORMS})
if(DARWIN_${platform}sim_SYSROOT)
set(DARWIN_${platform}sim_CFLAGS
${DARWIN_COMMON_CFLAGS}
${DARWIN_${platform}sim_SANITIZER_MIN_VER_FLAG}
-isysroot ${DARWIN_${platform}sim_SYSROOT})
set(DARWIN_${platform}sim_LINK_FLAGS
${DARWIN_COMMON_LINK_FLAGS}
${DARWIN_${platform}sim_SANITIZER_MIN_VER_FLAG}
-isysroot ${DARWIN_${platform}sim_SYSROOT})
set(DARWIN_${platform}sim_SKIP_CC_KEXT On)
darwin_test_archs(${platform}sim
DARWIN_${platform}sim_ARCHS
${toolchain_arches})
message(STATUS "${platform} Simulator supported arches: ${DARWIN_${platform}sim_ARCHS}")
if(DARWIN_${platform}sim_ARCHS)
list(APPEND SANITIZER_COMMON_SUPPORTED_OS ${platform}sim)
list(APPEND PROFILE_SUPPORTED_OS ${platform}sim)
list(APPEND TSAN_SUPPORTED_OS ${platform}sim)
list(APPEND FUZZER_SUPPORTED_OS ${platform}sim)
endif()
foreach(arch ${DARWIN_${platform}sim_ARCHS})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
set(CAN_TARGET_${arch} 1)
endforeach()
endif()
if(DARWIN_${platform}_SYSROOT)
set(DARWIN_${platform}_CFLAGS
${DARWIN_COMMON_CFLAGS}
${DARWIN_${platform}_SANITIZER_MIN_VER_FLAG}
-isysroot ${DARWIN_${platform}_SYSROOT})
set(DARWIN_${platform}_LINK_FLAGS
${DARWIN_COMMON_LINK_FLAGS}
${DARWIN_${platform}_SANITIZER_MIN_VER_FLAG}
-isysroot ${DARWIN_${platform}_SYSROOT})
darwin_test_archs(${platform}
DARWIN_${platform}_ARCHS
${toolchain_arches})
message(STATUS "${platform} supported arches: ${DARWIN_${platform}_ARCHS}")
if(DARWIN_${platform}_ARCHS)
list(APPEND SANITIZER_COMMON_SUPPORTED_OS ${platform})
list(APPEND PROFILE_SUPPORTED_OS ${platform})
list_intersect(DARWIN_${platform}_TSAN_ARCHS DARWIN_${platform}_ARCHS ALL_TSAN_SUPPORTED_ARCH)
if(DARWIN_${platform}_TSAN_ARCHS)
list(APPEND TSAN_SUPPORTED_OS ${platform})
endif()
list(APPEND FUZZER_SUPPORTED_OS ${platform})
endif()
foreach(arch ${DARWIN_${platform}_ARCHS})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
set(CAN_TARGET_${arch} 1)
endforeach()
endif()
endforeach()
endif()
# Explictly disable unsupported Sanitizer configurations.
list(REMOVE_ITEM FUZZER_SUPPORTED_OS "watchos")
list(REMOVE_ITEM FUZZER_SUPPORTED_OS "watchossim")
# for list_intersect
include(CompilerRTUtils)
list_intersect(SANITIZER_COMMON_SUPPORTED_ARCH
ALL_SANITIZER_COMMON_SUPPORTED_ARCH
COMPILER_RT_SUPPORTED_ARCH
)
set(LSAN_COMMON_SUPPORTED_ARCH ${SANITIZER_COMMON_SUPPORTED_ARCH})
set(UBSAN_COMMON_SUPPORTED_ARCH ${SANITIZER_COMMON_SUPPORTED_ARCH})
list_intersect(ASAN_SUPPORTED_ARCH
ALL_ASAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(DFSAN_SUPPORTED_ARCH
ALL_DFSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(GWP_ASAN_SUPPORTED_ARCH
ALL_GWP_ASAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(LSAN_SUPPORTED_ARCH
ALL_LSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(MSAN_SUPPORTED_ARCH
ALL_MSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(HWASAN_SUPPORTED_ARCH
ALL_HWASAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(MEMPROF_SUPPORTED_ARCH
ALL_MEMPROF_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(PROFILE_SUPPORTED_ARCH
ALL_PROFILE_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(TSAN_SUPPORTED_ARCH
ALL_TSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(UBSAN_SUPPORTED_ARCH
ALL_UBSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(SAFESTACK_SUPPORTED_ARCH
ALL_SAFESTACK_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(CFI_SUPPORTED_ARCH
ALL_CFI_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(SCUDO_SUPPORTED_ARCH
ALL_SCUDO_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(SCUDO_STANDALONE_SUPPORTED_ARCH
ALL_SCUDO_STANDALONE_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(FUZZER_SUPPORTED_ARCH
ALL_FUZZER_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(XRAY_SUPPORTED_ARCH
ALL_XRAY_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(SHADOWCALLSTACK_SUPPORTED_ARCH
ALL_SHADOWCALLSTACK_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_intersect(ORC_SUPPORTED_ARCH
ALL_ORC_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
else()
filter_available_targets(CRT_SUPPORTED_ARCH ${ALL_CRT_SUPPORTED_ARCH})
# Architectures supported by compiler-rt libraries.
filter_available_targets(SANITIZER_COMMON_SUPPORTED_ARCH
${ALL_SANITIZER_COMMON_SUPPORTED_ARCH})
# LSan and UBSan common files should be available on all architectures
# supported by other sanitizers (even if they build into dummy object files).
filter_available_targets(LSAN_COMMON_SUPPORTED_ARCH
${SANITIZER_COMMON_SUPPORTED_ARCH})
filter_available_targets(UBSAN_COMMON_SUPPORTED_ARCH
${SANITIZER_COMMON_SUPPORTED_ARCH})
filter_available_targets(ASAN_SUPPORTED_ARCH ${ALL_ASAN_SUPPORTED_ARCH})
filter_available_targets(FUZZER_SUPPORTED_ARCH ${ALL_FUZZER_SUPPORTED_ARCH})
filter_available_targets(DFSAN_SUPPORTED_ARCH ${ALL_DFSAN_SUPPORTED_ARCH})
filter_available_targets(LSAN_SUPPORTED_ARCH ${ALL_LSAN_SUPPORTED_ARCH})
filter_available_targets(MSAN_SUPPORTED_ARCH ${ALL_MSAN_SUPPORTED_ARCH})
filter_available_targets(HWASAN_SUPPORTED_ARCH ${ALL_HWASAN_SUPPORTED_ARCH})
filter_available_targets(MEMPROF_SUPPORTED_ARCH ${ALL_MEMPROF_SUPPORTED_ARCH})
filter_available_targets(PROFILE_SUPPORTED_ARCH ${ALL_PROFILE_SUPPORTED_ARCH})
filter_available_targets(TSAN_SUPPORTED_ARCH ${ALL_TSAN_SUPPORTED_ARCH})
filter_available_targets(UBSAN_SUPPORTED_ARCH ${ALL_UBSAN_SUPPORTED_ARCH})
filter_available_targets(SAFESTACK_SUPPORTED_ARCH
${ALL_SAFESTACK_SUPPORTED_ARCH})
filter_available_targets(CFI_SUPPORTED_ARCH ${ALL_CFI_SUPPORTED_ARCH})
filter_available_targets(SCUDO_SUPPORTED_ARCH ${ALL_SCUDO_SUPPORTED_ARCH})
filter_available_targets(SCUDO_STANDALONE_SUPPORTED_ARCH ${ALL_SCUDO_STANDALONE_SUPPORTED_ARCH})
filter_available_targets(XRAY_SUPPORTED_ARCH ${ALL_XRAY_SUPPORTED_ARCH})
filter_available_targets(SHADOWCALLSTACK_SUPPORTED_ARCH
${ALL_SHADOWCALLSTACK_SUPPORTED_ARCH})
filter_available_targets(GWP_ASAN_SUPPORTED_ARCH ${ALL_GWP_ASAN_SUPPORTED_ARCH})
filter_available_targets(ORC_SUPPORTED_ARCH ${ALL_ORC_SUPPORTED_ARCH})
endif()
if (MSVC)
# See if the DIA SDK is available and usable.
set(MSVC_DIA_SDK_DIR "$ENV{VSINSTALLDIR}DIA SDK")
if (IS_DIRECTORY ${MSVC_DIA_SDK_DIR})
set(CAN_SYMBOLIZE 1)
else()
set(CAN_SYMBOLIZE 0)
endif()
else()
set(CAN_SYMBOLIZE 1)
endif()
find_program(GNU_LD_EXECUTABLE NAMES ${LLVM_DEFAULT_TARGET_TRIPLE}-ld.bfd ld.bfd DOC "GNU ld")
find_program(GOLD_EXECUTABLE NAMES ${LLVM_DEFAULT_TARGET_TRIPLE}-ld.gold ld.gold DOC "GNU gold")
if(COMPILER_RT_SUPPORTED_ARCH)
list(REMOVE_DUPLICATES COMPILER_RT_SUPPORTED_ARCH)
endif()
message(STATUS "Compiler-RT supported architectures: ${COMPILER_RT_SUPPORTED_ARCH}")
set(ALL_SANITIZERS asan;dfsan;msan;hwasan;tsan;safestack;cfi;scudo;ubsan_minimal;gwp_asan)
set(COMPILER_RT_SANITIZERS_TO_BUILD all CACHE STRING
"sanitizers to build if supported on the target (all;${ALL_SANITIZERS})")
list_replace(COMPILER_RT_SANITIZERS_TO_BUILD all "${ALL_SANITIZERS}")
if (SANITIZER_COMMON_SUPPORTED_ARCH AND NOT LLVM_USE_SANITIZER AND
(OS_NAME MATCHES "Android|Darwin|Linux|FreeBSD|NetBSD|Fuchsia|SunOS" OR
(OS_NAME MATCHES "Windows" AND NOT CYGWIN AND
(NOT MINGW OR CMAKE_CXX_COMPILER_ID MATCHES "Clang"))))
set(COMPILER_RT_HAS_SANITIZER_COMMON TRUE)
else()
set(COMPILER_RT_HAS_SANITIZER_COMMON FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON)
set(COMPILER_RT_HAS_INTERCEPTION TRUE)
else()
set(COMPILER_RT_HAS_INTERCEPTION FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND ASAN_SUPPORTED_ARCH)
set(COMPILER_RT_HAS_ASAN TRUE)
else()
set(COMPILER_RT_HAS_ASAN FALSE)
endif()
if (OS_NAME MATCHES "Linux|FreeBSD|Windows|NetBSD|SunOS")
set(COMPILER_RT_ASAN_HAS_STATIC_RUNTIME TRUE)
else()
set(COMPILER_RT_ASAN_HAS_STATIC_RUNTIME FALSE)
endif()
# TODO: Add builtins support.
if (CRT_SUPPORTED_ARCH AND OS_NAME MATCHES "Linux" AND NOT LLVM_USE_SANITIZER)
set(COMPILER_RT_HAS_CRT TRUE)
else()
set(COMPILER_RT_HAS_CRT FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND DFSAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux")
set(COMPILER_RT_HAS_DFSAN TRUE)
else()
set(COMPILER_RT_HAS_DFSAN FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND LSAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Android|Darwin|Linux|NetBSD|Fuchsia")
set(COMPILER_RT_HAS_LSAN TRUE)
else()
set(COMPILER_RT_HAS_LSAN FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND MSAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux|FreeBSD|NetBSD")
set(COMPILER_RT_HAS_MSAN TRUE)
else()
set(COMPILER_RT_HAS_MSAN FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND HWASAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux|Android")
set(COMPILER_RT_HAS_HWASAN TRUE)
else()
set(COMPILER_RT_HAS_HWASAN FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND MEMPROF_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux")
set(COMPILER_RT_HAS_MEMPROF TRUE)
else()
set(COMPILER_RT_HAS_MEMPROF FALSE)
endif()
if (PROFILE_SUPPORTED_ARCH AND NOT LLVM_USE_SANITIZER AND
OS_NAME MATCHES "Darwin|Linux|FreeBSD|Windows|Android|Fuchsia|SunOS|NetBSD|AIX")
set(COMPILER_RT_HAS_PROFILE TRUE)
else()
set(COMPILER_RT_HAS_PROFILE FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND TSAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Darwin|Linux|FreeBSD|Android|NetBSD")
set(COMPILER_RT_HAS_TSAN TRUE)
else()
set(COMPILER_RT_HAS_TSAN FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND UBSAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Darwin|Linux|FreeBSD|NetBSD|Windows|Android|Fuchsia|SunOS")
set(COMPILER_RT_HAS_UBSAN TRUE)
else()
set(COMPILER_RT_HAS_UBSAN FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND UBSAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux|FreeBSD|NetBSD|Android|Darwin")
set(COMPILER_RT_HAS_UBSAN_MINIMAL TRUE)
else()
set(COMPILER_RT_HAS_UBSAN_MINIMAL FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND SAFESTACK_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux|FreeBSD|NetBSD")
set(COMPILER_RT_HAS_SAFESTACK TRUE)
else()
set(COMPILER_RT_HAS_SAFESTACK FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND CFI_SUPPORTED_ARCH)
set(COMPILER_RT_HAS_CFI TRUE)
else()
set(COMPILER_RT_HAS_CFI FALSE)
endif()
#TODO(kostyak): add back Android & Fuchsia when the code settles a bit.
if (SCUDO_STANDALONE_SUPPORTED_ARCH AND OS_NAME MATCHES "Linux" AND
COMPILER_RT_HAS_AUXV)
set(COMPILER_RT_HAS_SCUDO_STANDALONE TRUE)
else()
set(COMPILER_RT_HAS_SCUDO_STANDALONE FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND SCUDO_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux|Android|Fuchsia")
set(COMPILER_RT_HAS_SCUDO TRUE)
else()
set(COMPILER_RT_HAS_SCUDO FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND XRAY_SUPPORTED_ARCH AND
OS_NAME MATCHES "Darwin|Linux|FreeBSD|NetBSD|Fuchsia")
set(COMPILER_RT_HAS_XRAY TRUE)
else()
set(COMPILER_RT_HAS_XRAY FALSE)
endif()
if (ORC_SUPPORTED_ARCH)
set(COMPILER_RT_HAS_ORC TRUE)
else()
set(COMPILER_RT_HAS_ORC FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND FUZZER_SUPPORTED_ARCH AND
OS_NAME MATCHES "Android|Darwin|Linux|NetBSD|FreeBSD|Fuchsia|Windows")
set(COMPILER_RT_HAS_FUZZER TRUE)
else()
set(COMPILER_RT_HAS_FUZZER FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND SHADOWCALLSTACK_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux|Android")
set(COMPILER_RT_HAS_SHADOWCALLSTACK TRUE)
else()
set(COMPILER_RT_HAS_SHADOWCALLSTACK FALSE)
endif()
# Note: Fuchsia and Windows are not currently supported by GWP-ASan. Support
# is planned for these platforms. Darwin is also not supported due to TLS
# calling malloc on first use.
# TODO(hctim): Enable this on Android again. Looks like it's causing a SIGSEGV
# for Scudo and GWP-ASan, further testing needed.
if (COMPILER_RT_HAS_SANITIZER_COMMON AND GWP_ASAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Linux")
set(COMPILER_RT_HAS_GWP_ASAN TRUE)
else()
set(COMPILER_RT_HAS_GWP_ASAN FALSE)
endif()
pythonize_bool(COMPILER_RT_HAS_GWP_ASAN)
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