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

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CMake
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include(CMakePushCheckState)
include(CheckCXXCompilerFlag)
include(CheckLibraryExists)
include(CheckSymbolExists)
include(TestBigEndian)
function(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()
# CodeGen options.
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(-fno-rtti COMPILER_RT_HAS_FNO_RTTI_FLAG)
check_cxx_compiler_flag(-ffreestanding COMPILER_RT_HAS_FFREESTANDING_FLAG)
check_cxx_compiler_flag("-Werror -fno-function-sections" COMPILER_RT_HAS_FNO_FUNCTION_SECTIONS_FLAG)
check_cxx_compiler_flag(-std=c++11 COMPILER_RT_HAS_STD_CXX11_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(-msse3 COMPILER_RT_HAS_MSSE3_FLAG)
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(/W3 COMPILER_RT_HAS_W3_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(/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)
# Libraries.
check_library_exists(c printf "" COMPILER_RT_HAS_LIBC)
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(stdc++ __cxa_throw "" COMPILER_RT_HAS_LIBSTDCXX)
# Linker flags.
if(ANDROID)
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 ${SIMPLE_SOURCE} "#include <stdlib.h>\n#include <limits>\nint main() {}\n")
function(check_compile_definition def argstring out_var)
if("${def}" STREQUAL "")
set(${out_var} TRUE PARENT_SCOPE)
return()
endif()
cmake_push_check_state()
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${argstring}")
check_symbol_exists(${def} "" ${out_var})
cmake_pop_check_state()
endfunction()
# test_target_arch(<arch> <def> <target flags...>)
# Checks if architecture is supported: runs host compiler with provided
# flags to verify that:
# 1) <def> is defined (if non-empty)
# 2) simple file can be successfully built.
# If successful, saves target flags for this architecture.
macro(test_target_arch arch def)
set(TARGET_${arch}_CFLAGS ${ARGN})
set(argstring "")
foreach(arg ${ARGN})
set(argstring "${argstring} ${arg}")
endforeach()
check_compile_definition("${def}" "${argstring}" HAS_${arch}_DEF)
if(NOT HAS_${arch}_DEF)
set(CAN_TARGET_${arch} FALSE)
else()
set(argstring "${CMAKE_EXE_LINKER_FLAGS} ${argstring}")
try_compile(CAN_TARGET_${arch} ${CMAKE_BINARY_DIR} ${SIMPLE_SOURCE}
COMPILE_DEFINITIONS "${TARGET_${arch}_CFLAGS}"
OUTPUT_VARIABLE TARGET_${arch}_OUTPUT
CMAKE_FLAGS "-DCMAKE_EXE_LINKER_FLAGS:STRING=${argstring}")
endif()
if(${CAN_TARGET_${arch}})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "${arch}" AND
COMPILER_RT_HAS_EXPLICIT_DEFAULT_TARGET_TRIPLE)
# Bail out if we cannot target the architecture we plan to test.
message(FATAL_ERROR "Cannot compile for ${arch}:\n${TARGET_${arch}_OUTPUT}")
endif()
endmacro()
# Add $arch as supported with no additional flags.
macro(add_default_target_arch arch)
set(TARGET_${arch}_CFLAGS "")
set(CAN_TARGET_${arch} 1)
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
endmacro()
macro(detect_target_arch)
check_symbol_exists(__arm__ "" __ARM)
check_symbol_exists(__aarch64__ "" __AARCH64)
check_symbol_exists(__x86_64__ "" __X86_64)
check_symbol_exists(__i686__ "" __I686)
check_symbol_exists(__i386__ "" __I386)
check_symbol_exists(__mips__ "" __MIPS)
check_symbol_exists(__mips64__ "" __MIPS64)
if(__ARM)
add_default_target_arch(arm)
elseif(__AARCH64)
add_default_target_arch(aarch64)
elseif(__X86_64)
add_default_target_arch(x86_64)
elseif(__I686)
add_default_target_arch(i686)
elseif(__I386)
add_default_target_arch(i386)
elseif(__MIPS64) # must be checked before __MIPS
add_default_target_arch(mips64)
elseif(__MIPS)
add_default_target_arch(mips)
endif()
endmacro()
# Detect whether the current target platform is 32-bit or 64-bit, and setup
# the correct commandline flags needed to attempt to target 32-bit and 64-bit.
if (NOT CMAKE_SIZEOF_VOID_P EQUAL 4 AND
NOT CMAKE_SIZEOF_VOID_P EQUAL 8)
message(FATAL_ERROR "Please use architecture with 4 or 8 byte pointers.")
endif()
# Generate the COMPILER_RT_SUPPORTED_ARCH list.
if(ANDROID)
# Examine compiler output to determine target architecture.
detect_target_arch()
set(COMPILER_RT_OS_SUFFIX "-android")
elseif(NOT APPLE) # Supported archs for Apple platforms are generated later
if("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "i[2-6]86|x86|amd64")
if(NOT MSVC)
test_target_arch(x86_64 "" "-m64")
# FIXME: We build runtimes for both i686 and i386, as "clang -m32" may
# target different variant than "$CMAKE_C_COMPILER -m32". This part should
# be gone after we resolve PR14109.
test_target_arch(i686 __i686__ "-m32")
test_target_arch(i386 __i386__ "-m32")
else()
if (CMAKE_SIZEOF_VOID_P EQUAL 4)
test_target_arch(i386 "" "")
else()
test_target_arch(x86_64 "" "")
endif()
endif()
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "powerpc")
TEST_BIG_ENDIAN(HOST_IS_BIG_ENDIAN)
if(HOST_IS_BIG_ENDIAN)
test_target_arch(powerpc64 "" "-m64")
else()
test_target_arch(powerpc64le "" "-m64")
endif()
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "mipsel|mips64el")
# Gcc doesn't accept -m32/-m64 so we do the next best thing and use
# -mips32r2/-mips64r2. We don't use -mips1/-mips3 because we want to match
# clang's default CPU's. In the 64-bit case, we must also specify the ABI
# since the default ABI differs between gcc and clang.
# FIXME: Ideally, we would build the N32 library too.
test_target_arch(mipsel "" "-mips32r2" "--target=mipsel-linux-gnu")
test_target_arch(mips64el "" "-mips64r2" "--target=mips64el-linux-gnu" "-mabi=n64")
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "mips")
test_target_arch(mips "" "-mips32r2" "--target=mips-linux-gnu")
test_target_arch(mips64 "" "-mips64r2" "--target=mips64-linux-gnu" "-mabi=n64")
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "arm")
test_target_arch(arm "" "-march=armv7-a" "-mfloat-abi=soft")
test_target_arch(armhf "" "-march=armv7-a" "-mfloat-abi=hard")
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "aarch32")
test_target_arch(aarch32 "" "-march=armv8-a")
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "aarch64")
test_target_arch(aarch64 "" "-march=armv8-a")
endif()
set(COMPILER_RT_OS_SUFFIX "")
endif()
# Takes ${ARGN} and puts only supported architectures in @out_var list.
function(filter_available_targets out_var)
set(archs ${${out_var}})
foreach(arch ${ARGN})
list(FIND COMPILER_RT_SUPPORTED_ARCH ${arch} ARCH_INDEX)
if(NOT (ARCH_INDEX EQUAL -1) AND CAN_TARGET_${arch})
list(APPEND archs ${arch})
endif()
endforeach()
set(${out_var} ${archs} PARENT_SCOPE)
endfunction()
# 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()
set(ARM64 aarch64)
set(ARM32 arm armhf)
set(X86 i386 i686)
set(X86_64 x86_64)
set(MIPS32 mips mipsel)
set(MIPS64 mips64 mips64el)
set(PPC64 powerpc64 powerpc64le)
if(APPLE)
set(ARM64 arm64)
set(ARM32 armv7 armv7s)
set(X86_64 x86_64 x86_64h)
endif()
set(ALL_BUILTIN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
${MIPS32} ${MIPS64})
set(ALL_SANITIZER_COMMON_SUPPORTED_ARCH ${X86} ${X86_64} ${PPC64}
${ARM32} ${ARM64} ${MIPS32} ${MIPS64})
set(ALL_ASAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
${MIPS32} ${MIPS64} ${PPC64})
set(ALL_DFSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64})
set(ALL_LSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64})
set(ALL_MSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64})
set(ALL_PROFILE_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${PPC64}
${MIPS32} ${MIPS64})
set(ALL_TSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64})
set(ALL_UBSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
${MIPS32} ${MIPS64} ${PPC64})
set(ALL_SAFESTACK_SUPPORTED_ARCH ${X86} ${X86_64})
if(APPLE)
include(CompilerRTDarwinUtils)
option(COMPILER_RT_ENABLE_IOS "Enable building for iOS - Experimental" Off)
find_darwin_sdk_dir(DARWIN_osx_SYSROOT macosx)
find_darwin_sdk_dir(DARWIN_iossim_SYSROOT iphonesimulator)
find_darwin_sdk_dir(DARWIN_ios_SYSROOT iphoneos)
# Note: In order to target x86_64h on OS X the minimum deployment target must
# be 10.8 or higher.
set(SANITIZER_COMMON_SUPPORTED_OS osx)
set(BUILTIN_SUPPORTED_OS osx)
set(PROFILE_SUPPORTED_OS osx)
if(NOT SANITIZER_MIN_OSX_VERSION)
string(REGEX MATCH "-mmacosx-version-min=([.0-9]+)"
MACOSX_VERSION_MIN_FLAG "${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 10.9)
endif()
if(SANITIZER_MIN_OSX_VERSION VERSION_LESS "10.7")
message(FATAL_ERROR "Too old OS X version: ${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_LINKFLAGS
-stdlib=libc++
-lc++
-lc++abi)
set(DARWIN_osx_CFLAGS
${DARWIN_COMMON_CFLAGS}
-mmacosx-version-min=${SANITIZER_MIN_OSX_VERSION})
set(DARWIN_osx_LINKFLAGS
${DARWIN_COMMON_LINKFLAGS}
-mmacosx-version-min=${SANITIZER_MIN_OSX_VERSION})
set(DARWIN_osx_BUILTIN_MIN_VER 10.5)
set(DARWIN_osx_BUILTIN_MIN_VER_FLAG
-mmacosx-version-min=${DARWIN_osx_BUILTIN_MIN_VER})
if(DARWIN_osx_SYSROOT)
list(APPEND DARWIN_osx_CFLAGS -isysroot ${DARWIN_osx_SYSROOT})
list(APPEND DARWIN_osx_LINKFLAGS -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()
# Need to build a 10.4 compatible libclang_rt
set(DARWIN_10.4_SYSROOT ${DARWIN_osx_SYSROOT})
set(DARWIN_10.4_BUILTIN_MIN_VER 10.4)
set(DARWIN_10.4_BUILTIN_MIN_VER_FLAG
-mmacosx-version-min=${DARWIN_10.4_BUILTIN_MIN_VER})
set(DARWIN_10.4_SKIP_CC_KEXT On)
darwin_test_archs(10.4
DARWIN_10.4_ARCHS
${toolchain_arches})
message(STATUS "OSX 10.4 supported arches: ${DARWIN_10.4_ARCHS}")
if(DARWIN_10.4_ARCHS)
# don't include the Haswell slice in the 10.4 compatibility library
list(REMOVE_ITEM DARWIN_10.4_ARCHS x86_64h)
list(APPEND BUILTIN_SUPPORTED_OS 10.4)
endif()
if(DARWIN_iossim_SYSROOT)
set(DARWIN_iossim_CFLAGS
${DARWIN_COMMON_CFLAGS}
-mios-simulator-version-min=7.0
-isysroot ${DARWIN_iossim_SYSROOT})
set(DARWIN_iossim_LINKFLAGS
${DARWIN_COMMON_LINKFLAGS}
-mios-simulator-version-min=7.0
-isysroot ${DARWIN_iossim_SYSROOT})
set(DARWIN_iossim_BUILTIN_MIN_VER 6.0)
set(DARWIN_iossim_BUILTIN_MIN_VER_FLAG
-mios-simulator-version-min=${DARWIN_iossim_BUILTIN_MIN_VER})
set(DARWIN_iossim_SKIP_CC_KEXT On)
darwin_test_archs(iossim
DARWIN_iossim_ARCHS
${toolchain_arches})
message(STATUS "iOS Simulator supported arches: ${DARWIN_iossim_ARCHS}")
if(DARWIN_iossim_ARCHS)
list(APPEND SANITIZER_COMMON_SUPPORTED_OS iossim)
endif()
foreach(arch ${DARWIN_iossim_ARCHS})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
set(CAN_TARGET_${arch} 1)
endforeach()
endif()
if(DARWIN_ios_SYSROOT AND COMPILER_RT_ENABLE_IOS)
set(DARWIN_ios_CFLAGS
${DARWIN_COMMON_CFLAGS}
-miphoneos-version-min=7.0
-isysroot ${DARWIN_ios_SYSROOT})
set(DARWIN_ios_LINKFLAGS
${DARWIN_COMMON_LINKFLAGS}
-miphoneos-version-min=7.0
-isysroot ${DARWIN_ios_SYSROOT})
set(DARWIN_ios_BUILTIN_MIN_VER 6.0)
set(DARWIN_ios_BUILTIN_MIN_VER_FLAG
-miphoneos-version-min=${DARWIN_ios_BUILTIN_MIN_VER})
darwin_test_archs(ios
DARWIN_ios_ARCHS
${toolchain_arches})
message(STATUS "iOS supported arches: ${DARWIN_ios_ARCHS}")
if(DARWIN_ios_ARCHS)
list(APPEND SANITIZER_COMMON_SUPPORTED_OS ios)
list(APPEND BUILTIN_SUPPORTED_OS ios)
list(APPEND PROFILE_SUPPORTED_OS ios)
list(APPEND BUILTIN_SUPPORTED_OS iossim)
endif()
foreach(arch ${DARWIN_ios_ARCHS})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
set(CAN_TARGET_${arch} 1)
endforeach()
endif()
endif()
# for list_union
include(CompilerRTUtils)
list_union(BUILTIN_SUPPORTED_ARCH ALL_BUILTIN_SUPPORTED_ARCH toolchain_arches)
list_union(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_union(ASAN_SUPPORTED_ARCH
ALL_ASAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_union(DFSAN_SUPPORTED_ARCH
ALL_DFSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_union(LSAN_SUPPORTED_ARCH
ALL_LSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_union(MSAN_SUPPORTED_ARCH
ALL_MSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_union(PROFILE_SUPPORTED_ARCH
ALL_PROFILE_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_union(TSAN_SUPPORTED_ARCH
ALL_TSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_union(UBSAN_SUPPORTED_ARCH
ALL_UBSAN_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
list_union(SAFESTACK_SUPPORTED_ARCH
ALL_SAFESTACK_SUPPORTED_ARCH
SANITIZER_COMMON_SUPPORTED_ARCH)
else()
# Architectures supported by compiler-rt libraries.
filter_available_targets(BUILTIN_SUPPORTED_ARCH
${ALL_BUILTIN_SUPPORTED_ARCH})
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(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(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})
endif()
message(STATUS "Compiler-RT supported architectures: ${COMPILER_RT_SUPPORTED_ARCH}")
if(ANDROID)
set(OS_NAME "Android")
else()
set(OS_NAME "${CMAKE_SYSTEM_NAME}")
endif()
if (SANITIZER_COMMON_SUPPORTED_ARCH AND NOT LLVM_USE_SANITIZER AND
(OS_NAME MATCHES "Android|Darwin|Linux|FreeBSD" OR
(OS_NAME MATCHES "Windows" AND MSVC)))
set(COMPILER_RT_HAS_SANITIZER_COMMON TRUE)
else()
set(COMPILER_RT_HAS_SANITIZER_COMMON FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND
(NOT OS_NAME MATCHES "Windows" OR CMAKE_SIZEOF_VOID_P EQUAL 4))
set(COMPILER_RT_HAS_INTERCEPTION TRUE)
else()
set(COMPILER_RT_HAS_INTERCEPTION FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND ASAN_SUPPORTED_ARCH AND
(NOT OS_NAME MATCHES "Windows" OR CMAKE_SIZEOF_VOID_P EQUAL 4))
set(COMPILER_RT_HAS_ASAN TRUE)
else()
set(COMPILER_RT_HAS_ASAN FALSE)
endif()
if (OS_NAME MATCHES "Linux|FreeBSD|Windows")
set(COMPILER_RT_ASAN_HAS_STATIC_RUNTIME TRUE)
else()
set(COMPILER_RT_ASAN_HAS_STATIC_RUNTIME FALSE)
endif()
# TODO: Add builtins support.
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 "Linux|FreeBSD")
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")
set(COMPILER_RT_HAS_MSAN TRUE)
else()
set(COMPILER_RT_HAS_MSAN FALSE)
endif()
if (PROFILE_SUPPORTED_ARCH AND
OS_NAME MATCHES "Darwin|Linux|FreeBSD")
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 "Linux|FreeBSD")
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|Windows")
set(COMPILER_RT_HAS_UBSAN TRUE)
else()
set(COMPILER_RT_HAS_UBSAN FALSE)
endif()
# -msse3 flag is not valid for Mips therefore clang gives a warning
# message with -msse3. But check_c_compiler_flags() checks only for
# compiler error messages. Therefore COMPILER_RT_HAS_MSSE3_FLAG turns out to be
# true on Mips, so we make it false here.
if("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "mips")
set(COMPILER_RT_HAS_MSSE3_FLAG FALSE)
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND SAFESTACK_SUPPORTED_ARCH AND
OS_NAME MATCHES "Darwin|Linux|FreeBSD")
set(COMPILER_RT_HAS_SAFESTACK TRUE)
else()
set(COMPILER_RT_HAS_SAFESTACK FALSE)
endif()
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