ccd8ec9b4f
RTTI makes the binaries bigger, exceptions make life harder for optimisers. Neither are actually used. This doesn't preclude anything #including snmalloc.h with RTTI enabled, it just disables it in the shim libraries and tests. The FreeBSD libc builds were already doing this with no ill effect.
125 lines
3.8 KiB
CMake
125 lines
3.8 KiB
CMake
cmake_minimum_required(VERSION 3.8)
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project(snmalloc C CXX)
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option(USE_SNMALLOC_STATS "Track allocation stats" OFF)
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option(USE_MEASURE "Measure performance with histograms" OFF)
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option(USE_SBRK "Use sbrk instead of mmap" OFF)
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macro(subdirlist result curdir)
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file(GLOB children LIST_DIRECTORIES true RELATIVE ${curdir} ${curdir}/*)
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set(dirlist "")
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foreach(child ${children})
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if(IS_DIRECTORY ${curdir}/${child})
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list(APPEND dirlist ${child})
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endif()
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endforeach()
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set(${result} ${dirlist})
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endmacro()
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macro(linklibs project)
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if(NOT MSVC)
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target_link_libraries(${project} ${CMAKE_THREAD_LIBS_INIT})
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if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
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target_link_libraries(${project} atomic)
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endif()
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endif()
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endmacro()
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if(MSVC)
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# Force to always compile with W4
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if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
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string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
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endif()
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add_compile_options(/WX /wd4127 /wd4324 /wd4201)
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set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Zi")
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set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /DEBUG")
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else()
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find_package(Threads REQUIRED)
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add_compile_options(-mcx16 -march=native -Wall -Wextra -Werror -Wsign-conversion -g -fno-exceptions -fno-rtti)
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endif()
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set(CMAKE_CXX_STANDARD 17)
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if(USE_SNMALLOC_STATS)
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add_definitions(-DUSE_SNMALLOC_STATS)
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endif()
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if(USE_MEASURE)
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add_definitions(-DUSE_MEASURE)
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endif()
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if(USE_SBRK)
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add_definitions(-DUSE_SBRK)
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endif()
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if(NOT MSVC)
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add_library(snmallocshim SHARED src/override/malloc.cc)
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target_link_libraries(snmallocshim -pthread)
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target_include_directories(snmallocshim PRIVATE src)
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endif()
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if(NOT MSVC)
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add_library(snmallocshim-1mib SHARED src/override/malloc.cc)
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target_link_libraries(snmallocshim-1mib -pthread)
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target_include_directories(snmallocshim-1mib PRIVATE src)
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target_compile_definitions(snmallocshim-1mib PRIVATE IS_ADDRESS_SPACE_CONSTRAINED)
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endif()
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enable_testing()
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set(TESTDIR ${CMAKE_CURRENT_SOURCE_DIR}/src/test)
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subdirlist(TEST_CATEGORIES ${TESTDIR})
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foreach(SUPER_SLAB_SIZE 1;16)
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foreach(TEST_CATEGORY ${TEST_CATEGORIES})
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subdirlist(TESTS ${TESTDIR}/${TEST_CATEGORY})
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foreach(TEST ${TESTS})
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unset(SRC)
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aux_source_directory(${TESTDIR}/${TEST_CATEGORY}/${TEST} SRC)
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set(TESTNAME "${TEST_CATEGORY}-${TEST}-${SUPER_SLAB_SIZE}")
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add_executable(${TESTNAME} ${SRC} src/override/new.cc)
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if (${SUPER_SLAB_SIZE} EQUAL 1)
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target_compile_definitions(${TESTNAME} PRIVATE IS_ADDRESS_SPACE_CONSTRAINED)
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endif()
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target_include_directories(${TESTNAME} PRIVATE src)
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linklibs(${TESTNAME})
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add_test(${TESTNAME} ${TESTNAME})
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endforeach()
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endforeach()
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endforeach()
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# The clang-format tool is installed under a variety of different names. Try
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# to find a sensible one. Only look for 6.0 and 7.0 versions explicitly - we
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# don't know whether our clang-format file will work with newer versions of the
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# tool
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set(CLANG_FORMAT_NAMES
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clang-format-7.0
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clang-format-6.0
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clang-format70
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clang-format60
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clang-format)
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# Loop over each of the possible names of clang-format and try to find one.
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set(CLANG_FORMAT CLANG_FORMAT-NOTFOUND)
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foreach (NAME IN ITEMS ${CLANG_FORMAT_NAMES})
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if (${CLANG_FORMAT} STREQUAL "CLANG_FORMAT-NOTFOUND")
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find_program(CLANG_FORMAT ${NAME})
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endif ()
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endforeach()
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# If we've found a clang-format tool, generate a target for it, otherwise emit
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# a warning.
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if (${CLANG_FORMAT} STREQUAL "CLANG_FORMAT-NOTFOUND")
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message(WARNING "Not generating clangformat target, no clang-format tool found")
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else ()
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message(STATUS "Generating clangformat target using ${CLANG_FORMAT}")
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file(GLOB_RECURSE ALL_SOURCE_FILES *.cc *.h *.hh)
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add_custom_target(
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clangformat
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COMMAND ${CLANG_FORMAT}
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-i
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${ALL_SOURCE_FILES}
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)
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endif()
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