1# Copyright (c) 2020-2023 Intel Corporation 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14 15if (MINGW) 16 set(TBB_LINK_DEF_FILE_FLAG "") 17 set(TBB_DEF_FILE_PREFIX "") 18elseif (APPLE) 19 set(TBB_LINK_DEF_FILE_FLAG -Wl,-exported_symbols_list,) 20 set(TBB_DEF_FILE_PREFIX mac${TBB_ARCH}) 21 22 # For correct ucontext.h structures layout 23 set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} -D_XOPEN_SOURCE) 24else() 25 set(TBB_LINK_DEF_FILE_FLAG -Wl,--version-script=) 26 set(TBB_DEF_FILE_PREFIX lin${TBB_ARCH}) 27endif() 28 29set(TBB_WARNING_LEVEL -Wall -Wextra $<$<BOOL:${TBB_STRICT}>:-Werror> -Wfatal-errors) 30set(TBB_TEST_WARNING_FLAGS -Wshadow -Wcast-qual -Woverloaded-virtual -Wnon-virtual-dtor) 31 32# Depfile options (e.g. -MD) are inserted automatically in some cases. 33# Don't add -MMD to avoid conflicts in such cases. 34if (NOT CMAKE_GENERATOR MATCHES "Ninja" AND NOT CMAKE_CXX_DEPENDS_USE_COMPILER) 35 set(TBB_MMD_FLAG -MMD) 36endif() 37 38# Enable Intel(R) Transactional Synchronization Extensions (-mrtm) and WAITPKG instructions support (-mwaitpkg) on relevant processors 39if (CMAKE_SYSTEM_PROCESSOR MATCHES "(AMD64|amd64|i.86|x86)") 40 set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} -mrtm $<$<AND:$<NOT:$<CXX_COMPILER_ID:Intel>>,$<NOT:$<VERSION_LESS:${CMAKE_CXX_COMPILER_VERSION},11.0>>>:-mwaitpkg>) 41endif() 42 43set(TBB_COMMON_LINK_LIBS ${CMAKE_DL_LIBS}) 44 45# Ignore -Werror set through add_compile_options() or added to CMAKE_CXX_FLAGS if TBB_STRICT is disabled. 46if (NOT TBB_STRICT AND COMMAND tbb_remove_compile_flag) 47 tbb_remove_compile_flag(-Werror) 48endif() 49 50if (NOT ${CMAKE_CXX_COMPILER_ID} STREQUAL Intel) 51 # gcc 6.0 and later have -flifetime-dse option that controls elimination of stores done outside the object lifetime 52 set(TBB_DSE_FLAG $<$<NOT:$<VERSION_LESS:${CMAKE_CXX_COMPILER_VERSION},6.0>>:-flifetime-dse=1>) 53 set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} $<$<NOT:$<VERSION_LESS:${CMAKE_CXX_COMPILER_VERSION},8.0>>:-fstack-clash-protection>) 54endif() 55 56# Workaround for heavy tests and too many symbols in debug (rellocation truncated to fit: R_MIPS_CALL16) 57if ("${CMAKE_SYSTEM_PROCESSOR}" MATCHES "mips") 58 set(TBB_TEST_COMPILE_FLAGS ${TBB_TEST_COMPILE_FLAGS} -DTBB_TEST_LOW_WORKLOAD $<$<CONFIG:DEBUG>:-fPIE -mxgot>) 59 set(TBB_TEST_LINK_FLAGS ${TBB_TEST_LINK_FLAGS} $<$<CONFIG:DEBUG>:-pie>) 60endif() 61 62set(TBB_IPO_COMPILE_FLAGS $<$<NOT:$<CONFIG:Debug>>:-flto>) 63set(TBB_IPO_LINK_FLAGS $<$<NOT:$<CONFIG:Debug>>:-flto>) 64 65 66if (MINGW AND CMAKE_SYSTEM_PROCESSOR MATCHES "i.86") 67 list (APPEND TBB_COMMON_COMPILE_FLAGS -msse2) 68endif () 69 70# Gnu flags to prevent compiler from optimizing out security checks 71set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} -fno-strict-overflow -fno-delete-null-pointer-checks -fwrapv) 72set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} -Wformat -Wformat-security -Werror=format-security 73 -fstack-protector-strong ) 74# -z switch is not supported on MacOS and MinGW 75if (NOT APPLE AND NOT MINGW) 76 set(TBB_LIB_LINK_FLAGS ${TBB_LIB_LINK_FLAGS} -Wl,-z,relro,-z,now,-z,noexecstack) 77endif() 78set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} $<$<NOT:$<CONFIG:Debug>>:-D_FORTIFY_SOURCE=2> ) 79 80 81# TBB malloc settings 82set(TBBMALLOC_LIB_COMPILE_FLAGS -fno-rtti -fno-exceptions) 83set(TBB_OPENMP_FLAG -fopenmp) 84