foundationdb/cmake/ConfigureCompiler.cmake

443 lines
18 KiB
CMake

include(CompilerChecks)
env_set(USE_GPERFTOOLS OFF BOOL "Use gperfools for profiling")
env_set(USE_DTRACE ON BOOL "Enable dtrace probes on supported platforms")
env_set(USE_VALGRIND OFF BOOL "Compile for valgrind usage")
env_set(USE_VALGRIND_FOR_CTEST ${USE_VALGRIND} BOOL "Use valgrind for ctest")
env_set(ALLOC_INSTRUMENTATION OFF BOOL "Instrument alloc")
env_set(USE_ASAN OFF BOOL "Compile with address sanitizer")
env_set(USE_GCOV OFF BOOL "Compile with gcov instrumentation")
env_set(USE_MSAN OFF BOOL "Compile with memory sanitizer. To avoid false positives you need to dynamically link to a msan-instrumented libc++ and libc++abi, which you must compile separately. See https://github.com/google/sanitizers/wiki/MemorySanitizerLibcxxHowTo#instrumented-libc.")
env_set(USE_TSAN OFF BOOL "Compile with thread sanitizer. It is recommended to dynamically link to a tsan-instrumented libc++ and libc++abi, which you can compile separately.")
env_set(USE_UBSAN OFF BOOL "Compile with undefined behavior sanitizer")
env_set(FDB_RELEASE_CANDIDATE OFF BOOL "This is a building of a release candidate")
env_set(FDB_RELEASE OFF BOOL "This is a building of a final release")
env_set(USE_CCACHE OFF BOOL "Use ccache for compilation if available")
env_set(RELATIVE_DEBUG_PATHS OFF BOOL "Use relative file paths in debug info")
env_set(USE_WERROR OFF BOOL "Compile with -Werror. Recommended for local development and CI.")
default_linker(_use_ld)
env_set(USE_LD "${_use_ld}" STRING
"The linker to use for building: can be LD (system default and same as DEFAULT), BFD, GOLD, or LLD - will be LLD for Clang if available, DEFAULT otherwise")
use_libcxx(_use_libcxx)
env_set(USE_LIBCXX "${_use_libcxx}" BOOL "Use libc++")
static_link_libcxx(_static_link_libcxx)
env_set(STATIC_LINK_LIBCXX "${_static_link_libcxx}" BOOL "Statically link libstdcpp/libc++")
env_set(TRACE_PC_GUARD_INSTRUMENTATION_LIB "" STRING "Path to a library containing an implementation for __sanitizer_cov_trace_pc_guard. See https://clang.llvm.org/docs/SanitizerCoverage.html for more info.")
env_set(PROFILE_INSTR_GENERATE OFF BOOL "If set, build FDB as an instrumentation build to generate profiles")
env_set(PROFILE_INSTR_USE "" STRING "If set, build FDB with profile")
env_set(FULL_DEBUG_SYMBOLS OFF BOOL "Generate full debug symbols")
set(USE_SANITIZER OFF)
if(USE_ASAN OR USE_VALGRIND OR USE_MSAN OR USE_TSAN OR USE_UBSAN)
set(USE_SANITIZER ON)
endif()
set(jemalloc_default ON)
# We don't want to use jemalloc on Windows
# Nor on FreeBSD, where jemalloc is the default system allocator
if(USE_SANITIZER OR WIN32 OR (CMAKE_SYSTEM_NAME STREQUAL "FreeBSD") OR APPLE)
set(jemalloc_default OFF)
endif()
env_set(USE_JEMALLOC ${jemalloc_default} BOOL "Link with jemalloc")
if(USE_LIBCXX AND STATIC_LINK_LIBCXX AND NOT USE_LD STREQUAL "LLD")
message(FATAL_ERROR "Unsupported configuration: STATIC_LINK_LIBCXX with libc++ only works if USE_LD=LLD")
endif()
if(STATIC_LINK_LIBCXX AND USE_TSAN)
message(FATAL_ERROR "Unsupported configuration: STATIC_LINK_LIBCXX doesn't work with tsan")
endif()
if(STATIC_LINK_LIBCXX AND USE_MSAN)
message(FATAL_ERROR "Unsupported configuration: STATIC_LINK_LIBCXX doesn't work with msan")
endif()
set(rel_debug_paths OFF)
if(RELATIVE_DEBUG_PATHS)
set(rel_debug_paths ON)
endif()
if(USE_GPERFTOOLS)
find_package(Gperftools REQUIRED)
endif()
add_compile_options(-DCMAKE_BUILD)
add_compile_definitions(BOOST_ERROR_CODE_HEADER_ONLY BOOST_SYSTEM_NO_DEPRECATED)
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
if(WIN32)
add_definitions(-DBOOST_USE_WINDOWS_H)
add_definitions(-DWIN32_LEAN_AND_MEAN)
add_definitions(-D_ITERATOR_DEBUG_LEVEL=0)
add_definitions(-DNOGDI) # WinGDI.h defines macro ERROR
add_definitions(-D_USE_MATH_DEFINES) # Math constants
endif()
if (USE_CCACHE)
FIND_PROGRAM(CCACHE_FOUND "ccache")
if(CCACHE_FOUND)
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK ccache)
else()
message(SEND_ERROR "CCACHE is ON, but ccache was not found")
endif()
endif()
include(CheckFunctionExists)
set(CMAKE_REQUIRED_INCLUDES stdlib.h malloc.h)
set(CMAKE_REQUIRED_LIBRARIES c)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
if(NOT OPEN_FOR_IDE)
add_compile_definitions(NO_INTELLISENSE)
endif()
if(NOT WIN32)
include(CheckIncludeFile)
CHECK_INCLUDE_FILE("stdatomic.h" HAS_C11_ATOMICS)
if (NOT HAS_C11_ATOMICS)
message(FATAL_ERROR "C compiler does not support c11 atomics")
endif()
endif()
if(WIN32)
# see: https://docs.microsoft.com/en-us/windows/desktop/WinProg/using-the-windows-headers
# this sets the windows target version to Windows Server 2003
set(WINDOWS_TARGET 0x0502)
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
# TODO: This doesn't seem to be good style, but I couldn't find a better way so far
string(REGEX REPLACE "/W[0-4]" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
endif()
add_compile_options(/W0 /EHsc /bigobj $<$<CONFIG:Release>:/Zi> /MP /FC /Gm-)
add_compile_definitions(NOMINMAX)
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
else()
set(GCC NO)
set(CLANG NO)
set(ICX NO)
# CMAKE_CXX_COMPILER_ID is set to Clang even if CMAKE_CXX_COMPILER points to ICPX, so we have to check the compiler too.
if (${CMAKE_CXX_COMPILER} MATCHES ".*icpx")
set(ICX YES)
elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang")
set(CLANG YES)
else()
# This is not a very good test. However, as we do not really support many architectures
# this is good enough for now
set(GCC YES)
endif()
# check linker flags.
if (USE_LD STREQUAL "DEFAULT")
set(USE_LD "LD")
else()
if ((NOT (USE_LD STREQUAL "LD")) AND (NOT (USE_LD STREQUAL "GOLD")) AND (NOT (USE_LD STREQUAL "LLD")) AND (NOT (USE_LD STREQUAL "BFD")))
message (FATAL_ERROR "USE_LD must be set to DEFAULT, LD, BFD, GOLD, or LLD!")
endif()
endif()
# if USE_LD=LD, then we don't do anything, defaulting to whatever system
# linker is available (e.g. binutils doesn't normally exist on macOS, so this
# implies the default xcode linker, and other distros may choose others by
# default).
if(USE_LD STREQUAL "BFD")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=bfd -Wl,--disable-new-dtags")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=bfd -Wl,--disable-new-dtags")
endif()
if(USE_LD STREQUAL "GOLD")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=gold -Wl,--disable-new-dtags")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=gold -Wl,--disable-new-dtags")
endif()
if(USE_LD STREQUAL "LLD")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=lld -Wl,--disable-new-dtags")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=lld -Wl,--disable-new-dtags")
endif()
if(rel_debug_paths)
add_compile_options("-fdebug-prefix-map=${CMAKE_SOURCE_DIR}=." "-fdebug-prefix-map=${CMAKE_BINARY_DIR}=.")
endif()
set(SANITIZER_COMPILE_OPTIONS)
set(SANITIZER_LINK_OPTIONS)
# we always compile with debug symbols. For release builds CPack will strip them out
# and create a debuginfo rpm
add_compile_options(-fno-omit-frame-pointer -gz)
add_link_options(-gz)
if(FDB_RELEASE OR FULL_DEBUG_SYMBOLS OR CMAKE_BUILD_TYPE STREQUAL "Debug")
# Configure with FULL_DEBUG_SYMBOLS=ON to generate all symbols for debugging with gdb
# Also generating full debug symbols in release builds, because they are packaged
# separately and installed optionally
add_compile_options(-ggdb)
else()
# Generating minimal debug symbols by default. They are sufficient for testing purposes
add_compile_options(-ggdb1)
endif()
if(TRACE_PC_GUARD_INSTRUMENTATION_LIB)
add_compile_options(-fsanitize-coverage=trace-pc-guard)
link_libraries(${TRACE_PC_GUARD_INSTRUMENTATION_LIB})
endif()
if(USE_ASAN)
list(APPEND SANITIZER_COMPILE_OPTIONS
-fsanitize=address
-DADDRESS_SANITIZER
-DBOOST_USE_ASAN
-DBOOST_USE_UCONTEXT)
list(APPEND SANITIZER_LINK_OPTIONS -fsanitize=address)
endif()
if(USE_MSAN)
if(NOT CLANG)
message(FATAL_ERROR "Unsupported configuration: USE_MSAN only works with Clang")
endif()
list(APPEND SANITIZER_COMPILE_OPTIONS
-fsanitize=memory
-fsanitize-memory-track-origins=2
-DBOOST_USE_UCONTEXT)
list(APPEND SANITIZER_LINK_OPTIONS -fsanitize=memory)
endif()
if(USE_GCOV)
add_compile_options(--coverage)
add_link_options(--coverage)
endif()
if(USE_UBSAN)
list(APPEND SANITIZER_COMPILE_OPTIONS
-fsanitize=undefined
# TODO(atn34) Re-enable -fsanitize=alignment once https://github.com/apple/foundationdb/issues/1434 is resolved
-fno-sanitize=alignment
# https://github.com/apple/foundationdb/issues/7955
-fno-sanitize=function
-DBOOST_USE_UCONTEXT)
list(APPEND SANITIZER_LINK_OPTIONS -fsanitize=undefined)
endif()
if(USE_TSAN)
list(APPEND SANITIZER_COMPILE_OPTIONS -fsanitize=thread -DBOOST_USE_UCONTEXT)
list(APPEND SANITIZER_LINK_OPTIONS -fsanitize=thread)
endif()
if(USE_VALGRIND)
list(APPEND SANITIZER_COMPILE_OPTIONS -DBOOST_USE_VALGRIND)
endif()
if(SANITIZER_COMPILE_OPTIONS)
add_compile_options(${SANITIZER_COMPILE_OPTIONS})
endif()
if(SANITIZER_LINK_OPTIONS)
add_link_options(${SANITIZER_LINK_OPTIONS})
endif()
if(PORTABLE_BINARY)
message(STATUS "Create a more portable binary")
set(CMAKE_MODULE_LINKER_FLAGS "-static-libstdc++ -static-libgcc ${CMAKE_MODULE_LINKER_FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS "-static-libstdc++ -static-libgcc ${CMAKE_SHARED_LINKER_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "-static-libstdc++ -static-libgcc ${CMAKE_EXE_LINKER_FLAGS}")
endif()
if(STATIC_LINK_LIBCXX)
if (NOT USE_LIBCXX AND NOT APPLE)
add_link_options(-static-libstdc++ -static-libgcc)
endif()
endif()
# # Instruction sets we require to be supported by the CPU
# TODO(atn34) Re-enable once https://github.com/apple/foundationdb/issues/1434 is resolved
# Some of the following instructions have alignment requirements, so it seems
# prudent to disable them until we properly align memory.
# add_compile_options(
# -maes
# -mmmx
# -mavx
# -msse4.2)
# Tentatively re-enabling vector instructions
set(USE_AVX512F OFF CACHE BOOL "Enable AVX 512F instructions")
if (USE_AVX512F)
if (CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "^x86")
add_compile_options(-mavx512f)
elseif(USE_VALGRIND)
message(STATUS "USE_VALGRIND=ON make USE_AVX OFF to satisfy valgrind analysis requirement")
set(USE_AVX512F OFF)
else()
message(STATUS "USE_AVX512F is supported on x86 or x86_64 only")
set(USE_AVX512F OFF)
endif()
endif()
set(USE_AVX ON CACHE BOOL "Enable AVX instructions")
if (USE_AVX)
if (CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "^x86")
add_compile_options(-mavx)
elseif(USE_VALGRIND)
message(STATUS "USE_VALGRIND=ON make USE_AVX OFF to satisfy valgrind analysis requirement")
set(USE_AVX OFF)
else()
message(STATUS "USE_AVX is supported on x86 or x86_64 only")
set(USE_AVX OFF)
endif()
endif()
# Intentionally using builtin memcpy. G++ does a good job on small memcpy's when the size is known at runtime.
# If the size is not known, then it falls back on the memcpy that's available at runtime (rte_memcpy, as of this
# writing; see flow.cpp).
#
# The downside of the builtin memcpy is that it's slower at large copies, so if we spend a lot of time on large
# copies of sizes that are known at compile time, this might not be a win. See the output of performance/memcpy
# for more information.
#add_compile_options(-fno-builtin-memcpy)
if (CLANG OR ICX)
if (APPLE OR USE_LIBCXX)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
if (NOT APPLE)
if (STATIC_LINK_LIBCXX)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libgcc -nostdlib++ -Wl,-Bstatic -lc++ -lc++abi -Wl,-Bdynamic")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libgcc -nostdlib++ -Wl,-Bstatic -lc++ -lc++abi -Wl,-Bdynamic")
else()
# Make sure that libc++ can be found be the platform's loader, so that thing's like cmake's "try_run" work.
find_library(LIBCXX_SO_PATH c++ /usr/local/lib)
if (LIBCXX_SO_PATH)
get_filename_component(LIBCXX_SO_DIR ${LIBCXX_SO_PATH} DIRECTORY)
if (APPLE)
set(ENV{DYLD_LIBRARY_PATH} "$ENV{DYLD_LIBRARY_PATH}:${LIBCXX_SO_DIR}")
elseif(WIN32)
set(ENV{PATH} "$ENV{PATH};${LIBCXX_SO_DIR}")
else()
set(ENV{LD_LIBRARY_PATH} "$ENV{LD_LIBRARY_PATH}:${LIBCXX_SO_DIR}")
endif()
endif()
endif()
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++ -Wl,-build-id=sha1")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -stdlib=libc++ -Wl,-build-id=sha1")
endif()
endif()
if (NOT APPLE AND NOT USE_LIBCXX)
message(STATUS "Linking libatomic")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -latomic")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -latomic")
endif()
if (OPEN_FOR_IDE)
add_compile_options(
-Wno-unknown-attributes)
endif()
add_compile_options(
-Wall
-Wextra
-Wredundant-move
-Wpessimizing-move
-Woverloaded-virtual
-Wshift-sign-overflow
# Here's the current set of warnings we need to explicitly disable to compile warning-free with clang 11
-Wno-sign-compare
-Wno-undefined-var-template
-Wno-unknown-warning-option
-Wno-unused-parameter
-Wno-constant-logical-operand
# These need to be disabled for FDB's RocksDB storage server implementation
-Wno-deprecated-copy
-Wno-delete-non-abstract-non-virtual-dtor
-Wno-range-loop-construct
-Wno-reorder-ctor
# Needed for clang 13 (todo: Update above logic so that it figures out when to pass in -static-libstdc++ and when it will be ignored)
# When you remove this, you might need to move it back to the USE_CCACHE stanza. It was (only) there before I moved it here.
-Wno-unused-command-line-argument
)
if (USE_CCACHE)
add_compile_options(
-Wno-register
)
endif()
if (PROFILE_INSTR_GENERATE)
add_compile_options(-fprofile-instr-generate)
add_link_options(-fprofile-instr-generate)
endif()
if (NOT (PROFILE_INSTR_USE STREQUAL ""))
if (PROFILE_INSTR_GENERATE)
message(FATAL_ERROR "Can't set both PROFILE_INSTR_GENERATE and PROFILE_INSTR_USE")
endif()
add_compile_options(-Wno-error=profile-instr-out-of-date -Wno-error=profile-instr-unprofiled)
add_compile_options(-fprofile-instr-use=${PROFILE_INSTR_USE})
add_link_options(-fprofile-instr-use=${PROFILE_INSTR_USE})
endif()
endif()
if (USE_WERROR)
add_compile_options(-Werror)
endif()
if (GCC)
add_compile_options(-Wno-pragmas)
# Otherwise `state [[maybe_unused]] int x;` will issue a warning.
# https://stackoverflow.com/questions/50646334/maybe-unused-on-member-variable-gcc-warns-incorrectly-that-attribute-is
add_compile_options(-Wno-attributes)
endif()
add_compile_options(-Wno-error=format
-Wunused-variable
-Wno-deprecated
-fvisibility=hidden
-Wreturn-type
-fPIC)
if (CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "^x86" AND NOT CLANG AND NOT ICX)
add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-Wclass-memaccess>)
endif()
if (GPERFTOOLS_FOUND AND GCC)
add_compile_options(
-fno-builtin-malloc
-fno-builtin-calloc
-fno-builtin-realloc
-fno-builtin-free)
endif()
if (ICX)
find_library(CXX_LIB NAMES c++ PATHS "/usr/local/lib" REQUIRED)
find_library(CXX_ABI_LIB NAMES c++abi PATHS "/usr/local/lib" REQUIRED)
add_compile_options($<$<COMPILE_LANGUAGE:C>:-ffp-contract=on>)
add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-ffp-contract=on>)
# No libc++ and libc++abi in Intel LIBRARY_PATH
link_libraries(${CXX_LIB} ${CXX_ABI_LIB})
endif()
if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
# Graviton2 or later
# https://github.com/aws/aws-graviton-gettting-started
add_compile_options(-march=armv8.2-a+crc+simd)
endif()
if (CMAKE_SYSTEM_PROCESSOR MATCHES "ppc64le")
add_compile_options(-m64 -mcpu=power9 -mtune=power9 -DNO_WARN_X86_INTRINSICS)
endif()
# Check whether we can use dtrace probes
include(CheckSymbolExists)
check_symbol_exists(DTRACE_PROBE sys/sdt.h SUPPORT_DTRACE)
check_symbol_exists(aligned_alloc stdlib.h HAS_ALIGNED_ALLOC)
message(STATUS "Has aligned_alloc: ${HAS_ALIGNED_ALLOC}")
if((SUPPORT_DTRACE) AND (USE_DTRACE))
set(DTRACE_PROBES 1)
endif()
set(USE_LTO OFF CACHE BOOL "Do link time optimization")
if (USE_LTO)
if (CLANG)
set(CLANG_LTO_STRATEGY "Thin" CACHE STRING "LLVM LTO strategy (Thin, or Full)")
if (CLANG_LTO_STRATEGY STREQUAL "Full")
add_compile_options($<$<CONFIG:Release>:-flto=full>)
else()
add_compile_options($<$<CONFIG:Release>:-flto=thin>)
endif()
set(CMAKE_RANLIB "llvm-ranlib")
set(CMAKE_AR "llvm-ar")
endif()
if(CMAKE_COMPILER_IS_GNUCXX)
add_compile_options($<$<CONFIG:Release>:-flto>)
set(CMAKE_AR "gcc-ar")
set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> qcs <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_C_ARCHIVE_FINISH true)
set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> qcs <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_CXX_ARCHIVE_FINISH true)
endif()
endif()
endif()