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| include(BuiltinTests)
include(CheckCSourceCompiles)
# Make all the tests only check the compiler
set(TEST_COMPILE_ONLY On)
# Check host compiler support for certain flags
builtin_check_c_compiler_flag(-fPIC COMPILER_RT_HAS_FPIC_FLAG)
builtin_check_c_compiler_flag(-fPIE COMPILER_RT_HAS_FPIE_FLAG)
builtin_check_c_compiler_flag(-fno-builtin COMPILER_RT_HAS_FNO_BUILTIN_FLAG)
builtin_check_c_compiler_flag(-std=c11 COMPILER_RT_HAS_STD_C11_FLAG)
builtin_check_c_compiler_flag(-fvisibility=hidden COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG)
builtin_check_c_compiler_flag(-fomit-frame-pointer COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG)
builtin_check_c_compiler_flag(-ffreestanding COMPILER_RT_HAS_FREESTANDING_FLAG)
builtin_check_c_compiler_flag(-fxray-instrument COMPILER_RT_HAS_XRAY_COMPILER_FLAG)
builtin_check_c_compiler_source(COMPILER_RT_HAS_ATOMIC_KEYWORD
"
int foo(int x, int y) {
_Atomic int result = x * y;
return result;
}
")
set(ARM64 aarch64)
set(ARM32 arm armhf armv6m armv7m armv7em armv7 armv7s armv7k)
set(HEXAGON hexagon)
set(X86 i386)
set(X86_64 x86_64)
set(MIPS32 mips mipsel)
set(MIPS64 mips64 mips64el)
set(PPC64 powerpc64 powerpc64le)
set(RISCV32 riscv32)
set(RISCV64 riscv64)
set(SPARC sparc)
set(SPARCV9 sparcv9)
set(WASM32 wasm32)
set(WASM64 wasm64)
if(APPLE)
set(ARM64 arm64)
set(ARM32 armv7 armv7k armv7s)
set(X86_64 x86_64 x86_64h)
endif()
set(ALL_BUILTIN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
${HEXAGON} ${MIPS32} ${MIPS64} ${PPC64} ${RISCV32} ${RISCV64} ${SPARC} ${SPARCV9} ${WASM32} ${WASM64})
include(CompilerRTUtils)
include(CompilerRTDarwinUtils)
if(APPLE)
find_darwin_sdk_dir(DARWIN_osx_SYSROOT macosx)
find_darwin_sdk_dir(DARWIN_iossim_SYSROOT iphonesimulator)
find_darwin_sdk_dir(DARWIN_ios_SYSROOT iphoneos)
find_darwin_sdk_dir(DARWIN_watchossim_SYSROOT watchsimulator)
find_darwin_sdk_dir(DARWIN_watchos_SYSROOT watchos)
find_darwin_sdk_dir(DARWIN_tvossim_SYSROOT appletvsimulator)
find_darwin_sdk_dir(DARWIN_tvos_SYSROOT appletvos)
set(DARWIN_EMBEDDED_PLATFORMS)
set(DARWIN_osx_BUILTIN_MIN_VER 10.5)
set(DARWIN_osx_BUILTIN_MIN_VER_FLAG
-mmacosx-version-min=${DARWIN_osx_BUILTIN_MIN_VER})
set(DARWIN_osx_BUILTIN_ALL_POSSIBLE_ARCHS ${X86} ${X86_64})
if(COMPILER_RT_ENABLE_IOS)
list(APPEND DARWIN_EMBEDDED_PLATFORMS ios)
set(DARWIN_ios_MIN_VER_FLAG -miphoneos-version-min)
set(DARWIN_ios_BUILTIN_MIN_VER 6.0)
set(DARWIN_ios_BUILTIN_MIN_VER_FLAG
${DARWIN_ios_MIN_VER_FLAG}=${DARWIN_ios_BUILTIN_MIN_VER})
set(DARWIN_ios_BUILTIN_ALL_POSSIBLE_ARCHS ${ARM64} ${ARM32})
set(DARWIN_iossim_BUILTIN_ALL_POSSIBLE_ARCHS ${X86} ${X86_64})
endif()
if(COMPILER_RT_ENABLE_WATCHOS)
list(APPEND DARWIN_EMBEDDED_PLATFORMS watchos)
set(DARWIN_watchos_MIN_VER_FLAG -mwatchos-version-min)
set(DARWIN_watchos_BUILTIN_MIN_VER 2.0)
set(DARWIN_watchos_BUILTIN_MIN_VER_FLAG
${DARWIN_watchos_MIN_VER_FLAG}=${DARWIN_watchos_BUILTIN_MIN_VER})
set(DARWIN_watchos_BUILTIN_ALL_POSSIBLE_ARCHS armv7 armv7k)
set(DARWIN_watchossim_BUILTIN_ALL_POSSIBLE_ARCHS ${X86})
endif()
if(COMPILER_RT_ENABLE_TVOS)
list(APPEND DARWIN_EMBEDDED_PLATFORMS tvos)
set(DARWIN_tvos_MIN_VER_FLAG -mtvos-version-min)
set(DARWIN_tvos_BUILTIN_MIN_VER 9.0)
set(DARWIN_tvos_BUILTIN_MIN_VER_FLAG
${DARWIN_tvos_MIN_VER_FLAG}=${DARWIN_tvos_BUILTIN_MIN_VER})
set(DARWIN_tvos_BUILTIN_ALL_POSSIBLE_ARCHS armv7 arm64)
set(DARWIN_tvossim_BUILTIN_ALL_POSSIBLE_ARCHS ${X86} ${X86_64})
endif()
set(BUILTIN_SUPPORTED_OS osx)
# We're setting the flag manually for each target OS
set(CMAKE_OSX_DEPLOYMENT_TARGET "")
# NOTE: We deliberately avoid using `DARWIN_<os>_ARCHS` here because that is
# used by `config-ix.cmake` in the context of building the rest of
# compiler-rt where the global `${TEST_COMPILE_ONLY}` (used by
# `darwin_test_archs()`) has a different value.
darwin_test_archs(osx
DARWIN_osx_BUILTIN_ARCHS
${DARWIN_osx_BUILTIN_ALL_POSSIBLE_ARCHS}
)
message(STATUS "OSX supported builtin arches: ${DARWIN_osx_BUILTIN_ARCHS}")
foreach(arch ${DARWIN_osx_BUILTIN_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_BUILTIN_MIN_VER
${DARWIN_${platform}_BUILTIN_MIN_VER})
set(DARWIN_${platform}sim_BUILTIN_MIN_VER_FLAG
${DARWIN_${platform}_BUILTIN_MIN_VER_FLAG})
set(DARWIN_${platform}sim_SKIP_CC_KEXT On)
darwin_test_archs(${platform}sim
DARWIN_${platform}sim_BUILTIN_ARCHS
${DARWIN_${platform}sim_BUILTIN_ALL_POSSIBLE_ARCHS}
)
message(STATUS "${platform} Simulator supported builtin arches: ${DARWIN_${platform}sim_BUILTIN_ARCHS}")
if(DARWIN_${platform}sim_BUILTIN_ARCHS)
list(APPEND BUILTIN_SUPPORTED_OS ${platform}sim)
endif()
foreach(arch ${DARWIN_${platform}sim_BUILTIN_ARCHS})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
set(CAN_TARGET_${arch} 1)
endforeach()
endif()
if(DARWIN_${platform}_SYSROOT)
darwin_test_archs(${platform}
DARWIN_${platform}_BUILTIN_ARCHS
${DARWIN_${platform}_BUILTIN_ALL_POSSIBLE_ARCHS}
)
message(STATUS "${platform} supported builtin arches: ${DARWIN_${platform}_BUILTIN_ARCHS}")
if(DARWIN_${platform}_BUILTIN_ARCHS)
list(APPEND BUILTIN_SUPPORTED_OS ${platform})
endif()
foreach(arch ${DARWIN_${platform}_BUILTIN_ARCHS})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
set(CAN_TARGET_${arch} 1)
endforeach()
endif()
endforeach()
list_intersect(BUILTIN_SUPPORTED_ARCH ALL_BUILTIN_SUPPORTED_ARCH COMPILER_RT_SUPPORTED_ARCH)
else()
# If we're not building the builtins standalone, just rely on the tests in
# config-ix.cmake to tell us what to build. Otherwise we need to do some leg
# work here...
if(COMPILER_RT_BUILTINS_STANDALONE_BUILD)
test_targets()
endif()
# Architectures supported by compiler-rt libraries.
filter_available_targets(BUILTIN_SUPPORTED_ARCH
${ALL_BUILTIN_SUPPORTED_ARCH})
endif()
message(STATUS "Builtin supported architectures: ${BUILTIN_SUPPORTED_ARCH}")
|