зеркало из https://github.com/microsoft/snmalloc.git
551 строка
21 KiB
CMake
551 строка
21 KiB
CMake
cmake_minimum_required(VERSION 3.14)
|
|
project(snmalloc CXX)
|
|
|
|
if (NOT CMAKE_BUILD_TYPE)
|
|
message(STATUS "No build type selected, default to: Release")
|
|
set(CMAKE_BUILD_TYPE "Release")
|
|
endif()
|
|
|
|
include(CheckCXXCompilerFlag)
|
|
include(CheckCXXSourceCompiles)
|
|
include(CheckIncludeFileCXX)
|
|
include(CheckIPOSupported)
|
|
include(CMakeDependentOption)
|
|
|
|
# Name chosen for compatibility with CTest.
|
|
option(BUILD_TESTING "Build test programs as well as shims" ON)
|
|
|
|
option(SNMALLOC_HEADER_ONLY_LIBRARY "Use snmalloc has a header-only library" OFF)
|
|
# Options that apply globally
|
|
option(SNMALLOC_CI_BUILD "Disable features not sensible for CI" OFF)
|
|
option(SNMALLOC_QEMU_WORKAROUND "Disable using madvise(DONT_NEED) to zero memory on Linux" Off)
|
|
option(SNMALLOC_USE_CXX17 "Build as C++17 for legacy support." OFF)
|
|
option(SNMALLOC_TRACING "Enable large quantities of debug output." OFF)
|
|
option(SNMALLOC_NO_REALLOCARRAY "Build without reallocarray exported" ON)
|
|
option(SNMALLOC_NO_REALLOCARR "Build without reallocarr exported" ON)
|
|
option(SNMALLOC_LINK_ICF "Link with Identical Code Folding" ON)
|
|
option(SNMALLOC_IPO "Link with IPO/LTO support" OFF)
|
|
option(SNMALLOC_BENCHMARK_INDIVIDUAL_MITIGATIONS "Build tests and ld_preload for individual mitigations" OFF)
|
|
# Options that apply only if we're not building the header-only library
|
|
cmake_dependent_option(SNMALLOC_RUST_SUPPORT "Build static library for rust" OFF "NOT SNMALLOC_HEADER_ONLY_LIBRARY" OFF)
|
|
cmake_dependent_option(SNMALLOC_STATIC_LIBRARY "Build static libraries" ON "NOT SNMALLOC_HEADER_ONLY_LIBRARY" OFF)
|
|
cmake_dependent_option(SNMALLOC_CHECK_LOADS "Perform bounds checks on the source argument to memcpy with heap objects" OFF "NOT SNMALLOC_HEADER_ONLY_LIBRARY" OFF)
|
|
cmake_dependent_option(SNMALLOC_OPTIMISE_FOR_CURRENT_MACHINE "Compile for current machine architecture" Off "NOT SNMALLOC_HEADER_ONLY_LIBRARY" OFF)
|
|
cmake_dependent_option(SNMALLOC_PAGEID "Set an id to memory regions" OFF "NOT SNMALLOC_PAGEID" OFF)
|
|
if (NOT SNMALLOC_HEADER_ONLY_LIBRARY)
|
|
# Pick a sensible default for the thread cleanup mechanism
|
|
if (${CMAKE_SYSTEM_NAME} STREQUAL FreeBSD)
|
|
set(SNMALLOC_CLEANUP_DEFAULT THREAD_CLEANUP)
|
|
elseif (UNIX AND NOT APPLE)
|
|
set(SNMALLOC_CLEANUP_DEFAULT PTHREAD_DESTRUCTORS)
|
|
else ()
|
|
set(SNMALLOC_CLEANUP_DEFAULT CXX11_DESTRUCTORS)
|
|
endif()
|
|
# Specify the thread cleanup mechanism to use.
|
|
set(SNMALLOC_CLEANUP ${SNMALLOC_CLEANUP_DEFAULT} CACHE STRING "The mechanism that snmalloc will use for thread destructors. Valid options are: CXX11_DESTRUCTORS (use C++11 destructors, may depend on the C++ runtime library), PTHREAD_DESTRUCTORS (use pthreads, may interact badly with C++ on some platforms, such as macOS) THREAD_CLEANUP (depend on an explicit call to _malloc_thread_cleanup on thread exit, supported by FreeBSD's threading implementation and possibly elsewhere)")
|
|
set_property(CACHE SNMALLOC_CLEANUP PROPERTY STRINGS THREAD_CLEANUP PTHREAD_DESTRUCTORS CXX11_DESTRUCTORS)
|
|
|
|
set(SNMALLOC_STATIC_LIBRARY_PREFIX "sn_" CACHE STRING "Static library function prefix")
|
|
set(SNMALLOC_COMPILER_SUPPORT_IPO FALSE)
|
|
else ()
|
|
unset(SNMALLOC_STATIC_LIBRARY_PREFIX CACHE)
|
|
unset(SNMALLOC_CLEANUP CACHE)
|
|
endif ()
|
|
|
|
if (NOT SNMALLOC_CLEANUP STREQUAL CXX11_DESTRUCTORS)
|
|
set(CMAKE_CXX_IMPLICIT_LINK_LIBRARIES "")
|
|
endif()
|
|
|
|
set(SNMALLOC_SANITIZER "" CACHE STRING "Use sanitizer type (undefined|thread|...)")
|
|
if (SNMALLOC_SANITIZER)
|
|
message(STATUS "Using sanitizer=${SNMALLOC_SANITIZER}")
|
|
endif()
|
|
|
|
# If CheckLinkerFlag doesn't exist then provide a dummy implementation that
|
|
# always fails. The fallback can be removed when we move to CMake 3.18 as the
|
|
# baseline.
|
|
include(CheckLinkerFlag OPTIONAL RESULT_VARIABLE CHECK_LINKER_FLAG)
|
|
if (NOT CHECK_LINKER_FLAG)
|
|
function(check_linker_flag)
|
|
endfunction()
|
|
endif ()
|
|
|
|
if (NOT MSVC AND NOT (SNMALLOC_CLEANUP STREQUAL CXX11_DESTRUCTORS))
|
|
# If the target compiler doesn't support -nostdlib++ then we must enable C at
|
|
# the global scope for the fallbacks to work.
|
|
check_linker_flag(CXX "-nostdlib++" SNMALLOC_LINKER_SUPPORT_NOSTDLIBXX)
|
|
if (NOT SNMALLOC_LINKER_SUPPORT_NOSTDLIBXX AND NOT SNMALLOC_HEADER_ONLY_LIBRARY)
|
|
enable_language(C)
|
|
endif()
|
|
endif()
|
|
|
|
# Define a generator expression for things that will be enabled in either CI
|
|
# builds or debug mode.
|
|
set(ci_or_debug "$<OR:$<BOOL:${SNMALLOC_CI_BUILD}>,$<CONFIG:Debug>>")
|
|
|
|
# malloc.h will error if you include it on FreeBSD, so this test must not
|
|
# unconditionally include it.
|
|
CHECK_CXX_SOURCE_COMPILES("
|
|
#if __has_include(<malloc_np.h>)
|
|
#include <malloc_np.h>
|
|
#endif
|
|
#if __has_include(<malloc/malloc.h>)
|
|
#include <malloc/malloc.h>
|
|
#else
|
|
#include <malloc.h>
|
|
#endif
|
|
size_t malloc_usable_size(const void* ptr) { return 0; }
|
|
int main() { return 0; }
|
|
" CONST_QUALIFIED_MALLOC_USABLE_SIZE)
|
|
|
|
# Some libcs might not have getentropy, e.g. it appeared in glibc 2.25
|
|
# so we need to fallback if we cannot compile this
|
|
CHECK_CXX_SOURCE_COMPILES("
|
|
#if __has_include(<unistd.h>)
|
|
# include <unistd.h>
|
|
#endif
|
|
#if __has_include(<sys/random.h>)
|
|
# include <sys/random.h>
|
|
#endif
|
|
int main() {
|
|
int entropy = 0;
|
|
int res = getentropy(&entropy, sizeof(entropy));
|
|
return res;
|
|
}
|
|
" SNMALLOC_PLATFORM_HAS_GETENTROPY)
|
|
|
|
# check if linux/random.h is available
|
|
# older libcs might not have sys/random.h
|
|
# but some might provide the necessary flags via linux/random.h
|
|
# the __has_include macro isn't working properly on all platforms for that header
|
|
# this is why we check its existence here
|
|
CHECK_INCLUDE_FILE_CXX(linux/random.h SNMALLOC_HAS_LINUX_RANDOM_H)
|
|
|
|
# Provide as function so other projects can reuse
|
|
# FIXME: This modifies some variables that may or may not be the ones that
|
|
# provide flags and so is broken by design. It should be removed once Verona
|
|
# no longer uses it.
|
|
function(warnings_high)
|
|
if(MSVC)
|
|
# Force to always compile with W4
|
|
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
|
|
string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
|
|
else()
|
|
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
|
|
endif()
|
|
# /Wv18 is required for the annotation to force inline a lambda.
|
|
add_compile_options(/WX /wd4127 /wd4324 /wd4201)
|
|
else()
|
|
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
|
|
add_compile_options(-Wsign-conversion -Wconversion)
|
|
endif ()
|
|
add_compile_options(-Wall -Wextra -Werror -Wundef)
|
|
endif()
|
|
endfunction()
|
|
|
|
function(clangformat_targets)
|
|
# The clang-format tool is installed under a variety of different names. Try
|
|
# to find a sensible one. Only look for versions 9 explicitly - we don't
|
|
# know whether our clang-format file will work with newer versions of the
|
|
# tool. It does not work with older versions as AfterCaseLabel is not supported
|
|
# in earlier versions.
|
|
find_program(CLANG_FORMAT NAMES
|
|
clang-format90 clang-format-9)
|
|
|
|
# If we've found a clang-format tool, generate a target for it, otherwise emit
|
|
# a warning.
|
|
if (${CLANG_FORMAT} STREQUAL "CLANG_FORMAT-NOTFOUND")
|
|
message(WARNING "Not generating clangformat target, no clang-format tool found")
|
|
else ()
|
|
message(STATUS "Generating clangformat target using ${CLANG_FORMAT}")
|
|
file(GLOB_RECURSE ALL_SOURCE_FILES CONFIGURE_DEPENDS src/*.cc src/*.h src/*.hh)
|
|
# clangformat does not yet understand concepts well; for the moment, don't
|
|
# ask it to format them. See https://reviews.llvm.org/D79773
|
|
list(FILTER ALL_SOURCE_FILES EXCLUDE REGEX "src/[^/]*/[^/]*_concept\.h$")
|
|
add_custom_target(
|
|
clangformat
|
|
COMMAND ${CLANG_FORMAT}
|
|
-i
|
|
${ALL_SOURCE_FILES})
|
|
endif()
|
|
endfunction()
|
|
|
|
# The main target for snmalloc. This is the exported target for the
|
|
# header-only configuration and is used as a dependency for all of the builds
|
|
# that compile anything.
|
|
add_library(snmalloc INTERFACE)
|
|
|
|
if(SNMALLOC_USE_CXX17)
|
|
target_compile_definitions(snmalloc INTERFACE -DSNMALLOC_USE_CXX17)
|
|
target_compile_features(snmalloc INTERFACE cxx_std_17)
|
|
else()
|
|
target_compile_features(snmalloc INTERFACE cxx_std_20)
|
|
endif()
|
|
|
|
# Add header paths.
|
|
target_include_directories(snmalloc
|
|
INTERFACE
|
|
$<INSTALL_INTERFACE:include/snmalloc>
|
|
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>)
|
|
|
|
if(NOT MSVC)
|
|
find_package(Threads REQUIRED COMPONENTS snmalloc)
|
|
target_link_libraries(snmalloc INTERFACE
|
|
${CMAKE_THREAD_LIBS_INIT} $<$<CXX_COMPILER_ID:GNU>:atomic>)
|
|
endif()
|
|
|
|
if (WIN32)
|
|
set(WIN8COMPAT FALSE CACHE BOOL "Avoid Windows 10 APIs")
|
|
target_compile_definitions(snmalloc INTERFACE $<$<BOOL:${WIN8COMPAT}>:WINVER=0x0603>)
|
|
# VirtualAlloc2 is exposed by mincore.lib, not Kernel32.lib (as the
|
|
# documentation says)
|
|
target_link_libraries(snmalloc INTERFACE $<$<NOT:$<BOOL:${WIN8COMPAT}>>:mincore>)
|
|
message(STATUS "snmalloc: Avoiding Windows 10 APIs is ${WIN8COMPAT}")
|
|
endif()
|
|
|
|
# Detect support for cmpxchg16b; Werror is needed to make sure mcx16 must be used by targets
|
|
check_cxx_compiler_flag("-Werror -Wextra -Wall -mcx16" SNMALLOC_COMPILER_SUPPORT_MCX16)
|
|
if(SNMALLOC_COMPILER_SUPPORT_MCX16)
|
|
target_compile_options(snmalloc INTERFACE $<$<COMPILE_LANGUAGE:CXX>:-mcx16>)
|
|
endif()
|
|
|
|
if (NOT SNMALLOC_HEADER_ONLY_LIBRARY AND SNMALLOC_IPO)
|
|
check_ipo_supported(RESULT HAS_IPO)
|
|
if (HAS_IPO)
|
|
set(SNMALLOC_COMPILER_SUPPORT_IPO TRUE)
|
|
endif()
|
|
endif()
|
|
|
|
# Helper function that conditionally defines a macro for the build target if
|
|
# the CMake variable of the same name is set.
|
|
function(add_as_define FLAG)
|
|
target_compile_definitions(snmalloc INTERFACE $<$<BOOL:${${FLAG}}>:${FLAG}>)
|
|
endfunction()
|
|
|
|
add_as_define(SNMALLOC_QEMU_WORKAROUND)
|
|
add_as_define(SNMALLOC_TRACING)
|
|
add_as_define(SNMALLOC_CI_BUILD)
|
|
add_as_define(SNMALLOC_PLATFORM_HAS_GETENTROPY)
|
|
add_as_define(SNMALLOC_HAS_LINUX_RANDOM_H)
|
|
if (SNMALLOC_NO_REALLOCARRAY)
|
|
add_as_define(SNMALLOC_NO_REALLOCARRAY)
|
|
endif()
|
|
if (SNMALLOC_NO_REALLOCARR)
|
|
add_as_define(SNMALLOC_NO_REALLOCARR)
|
|
endif()
|
|
|
|
target_compile_definitions(snmalloc INTERFACE $<$<BOOL:CONST_QUALIFIED_MALLOC_USABLE_SIZE>:MALLOC_USABLE_SIZE_QUALIFIER=const>)
|
|
|
|
# In debug and CI builds, link the backtrace library so that we can get stack
|
|
# traces on errors.
|
|
find_package(Backtrace)
|
|
if(${Backtrace_FOUND})
|
|
target_compile_definitions(snmalloc INTERFACE
|
|
$<${ci_or_debug}:SNMALLOC_BACKTRACE_HEADER="${Backtrace_HEADER}">)
|
|
target_link_libraries(snmalloc INTERFACE
|
|
$<${ci_or_debug}:${Backtrace_LIBRARIES}>)
|
|
target_include_directories(snmalloc INTERFACE
|
|
$<${ci_or_debug}:${Backtrace_INCLUDE_DIRS}>)
|
|
endif()
|
|
|
|
if(MSVC)
|
|
target_compile_definitions(snmalloc INTERFACE -D_HAS_EXCEPTIONS=0)
|
|
else()
|
|
# All symbols are always dynamic on haiku and -rdynamic is redundant (and unsupported).
|
|
if (NOT CMAKE_SYSTEM_NAME STREQUAL "Haiku")
|
|
# Get better stack traces in CI and debug builds.
|
|
target_link_options(snmalloc INTERFACE $<${ci_or_debug}:-rdynamic>)
|
|
endif()
|
|
endif()
|
|
|
|
if (NOT ${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
|
|
check_linker_flag(CXX "-Wl,--no-undefined" SNMALLOC_LINKER_SUPPORT_NO_ALLOW_SHLIB_UNDEF)
|
|
endif()
|
|
|
|
function(add_warning_flags name)
|
|
target_compile_options(${name} PRIVATE
|
|
$<$<CXX_COMPILER_ID:MSVC>:/Zi /W4 /WX /wd4127 /wd4324 /wd4201>
|
|
$<$<NOT:$<OR:$<CXX_COMPILER_ID:MSVC>,$<STREQUAL:${CMAKE_CXX_SIMULATE_ID},MSVC>>>:-fno-exceptions -fno-rtti -Wall -Wextra -Werror -Wundef>
|
|
$<$<CXX_COMPILER_ID:Clang>:-Wsign-conversion -Wconversion>)
|
|
target_link_options(${name} PRIVATE
|
|
$<$<BOOL:${SNMALLOC_LINKER_SUPPORT_NO_ALLOW_SHLIB_UNDEF}>:-Wl,--no-undefined>
|
|
$<$<PLATFORM_ID:Windows>:$<${ci_or_debug}:/DEBUG>>)
|
|
endfunction()
|
|
|
|
# To build with just the header library target define SNMALLOC_HEADER_ONLY_LIBRARY
|
|
if(NOT SNMALLOC_HEADER_ONLY_LIBRARY)
|
|
|
|
function(subdirlist result curdir)
|
|
file(GLOB children CONFIGURE_DEPENDS LIST_DIRECTORIES true RELATIVE ${curdir} ${curdir}/* )
|
|
set(dirlist "")
|
|
foreach(child ${children})
|
|
if(IS_DIRECTORY ${curdir}/${child})
|
|
list(APPEND dirlist ${child})
|
|
endif()
|
|
endforeach()
|
|
set(${result} ${dirlist} PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
set(TESTDIR ${CMAKE_CURRENT_SOURCE_DIR}/src/test)
|
|
|
|
if(BUILD_TESTING)
|
|
enable_testing()
|
|
subdirlist(TEST_CATEGORIES ${TESTDIR})
|
|
else()
|
|
set(TEST_CATEGORIES "")
|
|
endif()
|
|
list(REVERSE TEST_CATEGORIES)
|
|
|
|
if (${SNMALLOC_CLEANUP} STREQUAL THREAD_CLEANUP)
|
|
set(TEST_CLEANUP PTHREAD_DESTRUCTORS)
|
|
else ()
|
|
set(TEST_CLEANUP ${SNMALLOC_CLEANUP})
|
|
endif()
|
|
|
|
function(make_tests TAG DEFINES)
|
|
foreach(TEST_CATEGORY ${TEST_CATEGORIES})
|
|
message(STATUS "Adding ${TAG}/${TEST_CATEGORY} tests")
|
|
subdirlist(TESTS ${TESTDIR}/${TEST_CATEGORY})
|
|
foreach(TEST ${TESTS})
|
|
unset(SRC)
|
|
aux_source_directory(${TESTDIR}/${TEST_CATEGORY}/${TEST} SRC)
|
|
set(TESTNAME "${TEST_CATEGORY}-${TEST}-${TAG}")
|
|
|
|
add_executable(${TESTNAME} ${SRC})
|
|
|
|
if(SNMALLOC_SANITIZER)
|
|
target_compile_options(${TESTNAME} PRIVATE -g -fsanitize=${SNMALLOC_SANITIZER} -fno-omit-frame-pointer)
|
|
target_link_libraries(${TESTNAME} -fsanitize=${SNMALLOC_SANITIZER})
|
|
endif()
|
|
|
|
add_warning_flags(${TESTNAME})
|
|
|
|
target_link_libraries(${TESTNAME} snmalloc)
|
|
target_compile_definitions(${TESTNAME} PRIVATE "SNMALLOC_USE_${TEST_CLEANUP}")
|
|
|
|
if (NOT DEFINES STREQUAL " ")
|
|
target_compile_definitions(${TESTNAME} PRIVATE ${DEFINES})
|
|
endif()
|
|
|
|
if (${TEST} MATCHES "release-.*")
|
|
message(VERBOSE "Adding test: ${TESTNAME} only for release configs")
|
|
add_test(NAME ${TESTNAME} COMMAND ${TESTNAME} CONFIGURATIONS "Release")
|
|
else()
|
|
message(VERBOSE "Adding test: ${TESTNAME}")
|
|
add_test(${TESTNAME} ${TESTNAME})
|
|
endif()
|
|
if (${TEST_CATEGORY} MATCHES "perf")
|
|
message(VERBOSE "Single threaded test: ${TESTNAME}")
|
|
set_tests_properties(${TESTNAME} PROPERTIES PROCESSORS 4)
|
|
endif()
|
|
if(WIN32)
|
|
# On Windows these tests use a lot of memory as it doesn't support
|
|
# lazy commit.
|
|
if (${TEST} MATCHES "two_alloc_types")
|
|
message(VERBOSE "Single threaded test: ${TESTNAME}")
|
|
set_tests_properties(${TESTNAME} PROPERTIES PROCESSORS 4)
|
|
endif()
|
|
if (${TEST} MATCHES "fixed_region")
|
|
message(VERBOSE "Single threaded test: ${TESTNAME}")
|
|
set_tests_properties(${TESTNAME} PROPERTIES PROCESSORS 4)
|
|
endif()
|
|
if (${TEST} MATCHES "memory")
|
|
message(VERBOSE "Single threaded test: ${TESTNAME}")
|
|
set_tests_properties(${TESTNAME} PROPERTIES PROCESSORS 4)
|
|
endif()
|
|
endif()
|
|
endforeach()
|
|
endforeach()
|
|
endfunction()
|
|
|
|
if(NOT (DEFINED SNMALLOC_LINKER_FLAVOUR) OR ("${SNMALLOC_LINKER_FLAVOUR}" MATCHES "^$"))
|
|
# Linker not specified externally; probe to see if we can make lld work
|
|
set(CMAKE_REQUIRED_LINK_OPTIONS -fuse-ld=lld -Wl,--icf=all)
|
|
check_cxx_source_compiles("int main() { return 1; }" LLD_WORKS)
|
|
if (LLD_WORKS)
|
|
message(STATUS "Using LLD to link snmalloc shims")
|
|
endif()
|
|
elseif(SNMALLOC_LINKER_FLAVOUR STREQUAL "lld")
|
|
# Linker specified externally to be lld; assume it works and that the flags
|
|
# have also been set for us
|
|
set(LLD_WORKS TRUE)
|
|
else()
|
|
# Linker specified externally as something other than lld; presume it
|
|
# doesn't work and don't add its flags, below
|
|
set(LLD_WORKS FALSE)
|
|
endif()
|
|
|
|
function(add_shim name type)
|
|
add_library(${name} ${type} ${ARGN})
|
|
target_link_libraries(${name} snmalloc)
|
|
set_target_properties(${name} PROPERTIES CXX_VISIBILITY_PRESET hidden INTERPROCEDURAL_OPTIMIZATION ${SNMALLOC_COMPILER_SUPPORT_IPO})
|
|
target_compile_definitions(${name} PRIVATE "SNMALLOC_USE_${SNMALLOC_CLEANUP}")
|
|
|
|
add_warning_flags(${name})
|
|
if(NOT MSVC)
|
|
target_compile_definitions(${name} PRIVATE "SNMALLOC_EXPORT=__attribute__((visibility(\"default\")))")
|
|
target_compile_options(${name} PRIVATE
|
|
-fomit-frame-pointer -ffunction-sections)
|
|
# Static TLS model is unsupported on Haiku.
|
|
if (NOT CMAKE_SYSTEM_NAME STREQUAL "Haiku")
|
|
target_compile_options(${name} PRIVATE -ftls-model=initial-exec)
|
|
target_compile_options(${name} PRIVATE $<$<BOOL:${SNMALLOC_CI_BUILD}>:-g>)
|
|
endif()
|
|
|
|
if(SNMALLOC_OPTIMISE_FOR_CURRENT_MACHINE)
|
|
check_cxx_compiler_flag(-march=native SUPPORT_MARCH_NATIVE)
|
|
if (SUPPORT_MARCH_NATIVE)
|
|
target_compile_options(${name} PRIVATE -march=native)
|
|
else()
|
|
message(WARNING "Compiler does not support `-march=native` required by SNMALLOC_OPTIMISE_FOR_CURRENT_MACHINE")
|
|
endif()
|
|
endif()
|
|
|
|
# Ensure that we do not link against C++ stdlib when compiling shims.
|
|
# If the compiler supports excluding the C++ stdlib implementation, use
|
|
# it. Otherwise, fall back to linking the library as if it were C, which
|
|
# has roughly the same effect.
|
|
if (NOT ${SNMALLOC_CLEANUP} STREQUAL CXX11_DESTRUCTORS)
|
|
check_linker_flag(CXX "-nostdlib++" SNMALLOC_LINKER_SUPPORT_NOSTDLIBXX)
|
|
if (SNMALLOC_LINKER_SUPPORT_NOSTDLIBXX)
|
|
target_link_options(${name} PRIVATE -nostdlib++)
|
|
else()
|
|
set_target_properties(${name} PROPERTIES LINKER_LANGUAGE C)
|
|
endif()
|
|
endif()
|
|
# Remove all the duplicate new/malloc and free/delete definitions
|
|
target_link_options(${name} PRIVATE $<$<BOOL:${LLD_WORKS}>:$<$<BOOL:${SNMALLOC_LINK_ICF}>:-Wl,--icf=all> -fuse-ld=lld>)
|
|
endif()
|
|
|
|
target_compile_definitions(${name} PRIVATE
|
|
SNMALLOC_CHECK_LOADS=$<IF:$<BOOL:${SNMALLOC_CHECK_LOADS}>,true,false>)
|
|
target_compile_definitions(${name} PRIVATE
|
|
SNMALLOC_PAGEID=$<IF:$<BOOL:${SNMALLOC_PAGEID}>,true,false>)
|
|
|
|
install(TARGETS ${name} EXPORT snmallocConfig)
|
|
|
|
endfunction()
|
|
|
|
set(SHIM_FILES src/snmalloc/override/new.cc)
|
|
set(SHIM_FILES_MEMCPY src/snmalloc/override/memcpy.cc)
|
|
|
|
if (SNMALLOC_STATIC_LIBRARY)
|
|
add_shim(snmallocshim-static STATIC ${SHIM_FILES})
|
|
target_compile_definitions(snmallocshim-static PRIVATE
|
|
SNMALLOC_STATIC_LIBRARY_PREFIX=${SNMALLOC_STATIC_LIBRARY_PREFIX})
|
|
endif ()
|
|
|
|
if(NOT WIN32)
|
|
add_shim(snmallocshim SHARED ${SHIM_FILES})
|
|
add_shim(snmallocshim-checks-memcpy-only SHARED ${SHIM_FILES} ${SHIM_FILES_MEMCPY})
|
|
add_shim(snmallocshim-checks SHARED ${SHIM_FILES} ${SHIM_FILES_MEMCPY})
|
|
target_compile_definitions(snmallocshim-checks PRIVATE SNMALLOC_CHECK_CLIENT)
|
|
endif()
|
|
|
|
if(SNMALLOC_RUST_SUPPORT)
|
|
add_shim(snmallocshim-rust STATIC src/snmalloc/override/rust.cc)
|
|
add_shim(snmallocshim-checks-rust STATIC src/snmalloc/override/rust.cc)
|
|
target_compile_definitions(snmallocshim-checks-rust PRIVATE SNMALLOC_CHECK_CLIENT)
|
|
endif()
|
|
|
|
if (BUILD_TESTING)
|
|
if (WIN32
|
|
OR (CMAKE_SYSTEM_NAME STREQUAL NetBSD)
|
|
OR (CMAKE_SYSTEM_NAME STREQUAL OpenBSD)
|
|
OR (CMAKE_SYSTEM_NAME STREQUAL DragonFly)
|
|
OR (CMAKE_SYSTEM_NAME STREQUAL SunOS))
|
|
# Windows does not support aligned allocation well enough
|
|
# for pass through.
|
|
# NetBSD, OpenBSD and DragonFlyBSD do not support malloc*size calls.
|
|
set(FLAVOURS fast;check)
|
|
else()
|
|
set(FLAVOURS fast;check;malloc)
|
|
endif()
|
|
|
|
foreach(FLAVOUR ${FLAVOURS})
|
|
if (${FLAVOUR} STREQUAL "malloc")
|
|
set(DEFINES SNMALLOC_PASS_THROUGH)
|
|
endif()
|
|
if (${FLAVOUR} STREQUAL "check")
|
|
set(DEFINES SNMALLOC_CHECK_CLIENT)
|
|
endif()
|
|
if (${FLAVOUR} STREQUAL "fast")
|
|
set(DEFINES " ")
|
|
endif()
|
|
|
|
make_tests(${FLAVOUR} ${DEFINES})
|
|
endforeach()
|
|
endif()
|
|
|
|
if (SNMALLOC_BENCHMARK_INDIVIDUAL_MITIGATIONS)
|
|
set (MITIGATIONS
|
|
metadata_protection;
|
|
pal_enforce_access;
|
|
random_pagemap;
|
|
sanity_checks;
|
|
freelist_forward_edge;
|
|
freelist_backward_edge;
|
|
freelist_teardown_validate;
|
|
reuse_LIFO;
|
|
random_larger_thresholds;
|
|
random_initial;
|
|
random_preserve;
|
|
random_extra_slab)
|
|
|
|
|
|
foreach (MITIGATION ${MITIGATIONS})
|
|
set(DEFINES "SNMALLOC_CHECK_CLIENT_MITIGATIONS=${MITIGATION}")
|
|
add_shim(snmallocshim-${MITIGATION} SHARED ${SHIM_FILES})
|
|
target_compile_definitions(snmallocshim-${MITIGATION} PRIVATE ${DEFINES})
|
|
if (BUILD_TESTING)
|
|
make_tests(${MITIGATION} ${DEFINES})
|
|
endif()
|
|
endforeach()
|
|
|
|
set(MITIGATIONSET "no_checks")
|
|
set(COUNT 0)
|
|
foreach (MITIGATION ${MITIGATIONS})
|
|
MATH(EXPR COUNT "${COUNT} + 1")
|
|
set(MITIGATIONNAME "mitigations-${COUNT}")
|
|
set(MITIGATIONSET "${MITIGATIONSET}+${MITIGATION}")
|
|
message(STATUS "MITIGATIONSET: ${COUNT} -> ${MITIGATIONSET}")
|
|
set(DEFINES "-DSNMALLOC_CHECK_CLIENT_MITIGATIONS=${MITIGATIONSET}")
|
|
add_shim(snmallocshim-${MITIGATIONNAME} SHARED ${SHIM_FILES})
|
|
target_compile_definitions(snmallocshim-${MITIGATIONNAME} PRIVATE ${DEFINES})
|
|
if (BUILD_TESTING)
|
|
make_tests(${MITIGATIONNAME} ${DEFINES})
|
|
endif()
|
|
endforeach()
|
|
endif()
|
|
|
|
clangformat_targets()
|
|
endif()
|
|
|
|
install(TARGETS snmalloc EXPORT snmallocConfig)
|
|
|
|
install(TARGETS EXPORT snmallocConfig DESTINATION ${CMAKE_INSTALL_LIBDIR}
|
|
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/snmalloc)
|
|
|
|
install(DIRECTORY src/snmalloc/aal DESTINATION include/snmalloc)
|
|
install(DIRECTORY src/snmalloc/ds DESTINATION include/snmalloc)
|
|
install(DIRECTORY src/snmalloc/override DESTINATION include/snmalloc)
|
|
install(DIRECTORY src/snmalloc/backend DESTINATION include/snmalloc)
|
|
install(DIRECTORY src/snmalloc/mem DESTINATION include/snmalloc)
|
|
install(DIRECTORY src/snmalloc/pal DESTINATION include/snmalloc)
|
|
install(FILES
|
|
src/test/measuretime.h
|
|
src/test/opt.h
|
|
src/test/setup.h
|
|
src/test/usage.h
|
|
src/test/xoroshiro.h
|
|
DESTINATION include/snmalloc/test
|
|
)
|
|
install(FILES src/snmalloc/snmalloc.h;src/snmalloc/snmalloc_core.h;src/snmalloc/snmalloc_front.h DESTINATION include/snmalloc)
|
|
|
|
install(EXPORT snmallocConfig
|
|
FILE snmalloc-config.cmake
|
|
NAMESPACE snmalloc::
|
|
DESTINATION "share/snmalloc"
|
|
)
|
|
|