llvm-capstone/bolt/runtime/CMakeLists.txt
Vladislav Khmelevsky 80c01dd626 [BOLT][runtime] Test for outline-atomics support
I'm using clang-10 to build bolt which doesn't have moutline-atomics
option and though it doesn't do it. So test compiler for supporting it
before appending to the list of cxxflags.

Differential Revision: https://reviews.llvm.org/D159521
2023-09-19 23:29:05 +04:00

64 lines
2.2 KiB
CMake

cmake_minimum_required(VERSION 3.20.0)
include(CheckCXXCompilerFlag)
include(CheckIncludeFiles)
include(GNUInstallDirs)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_CXX_STANDARD 17)
project(libbolt_rt_project)
check_include_files(elf.h HAVE_ELF_H)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/config.h.in
${CMAKE_CURRENT_BINARY_DIR}/config.h)
add_library(bolt_rt_instr STATIC
instr.cpp
${CMAKE_CURRENT_BINARY_DIR}/config.h
)
set_target_properties(bolt_rt_instr PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${LLVM_LIBRARY_DIR}")
add_library(bolt_rt_hugify STATIC
hugify.cpp
${CMAKE_CURRENT_BINARY_DIR}/config.h
)
set_target_properties(bolt_rt_hugify PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${LLVM_LIBRARY_DIR}")
set(BOLT_RT_FLAGS
-ffreestanding
-fno-exceptions
-fno-rtti
-fno-stack-protector
-fPIC
-mgeneral-regs-only)
if (CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64")
set(BOLT_RT_FLAGS ${BOLT_RT_FLAGS} "-mno-sse")
endif()
if (CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
check_cxx_compiler_flag("-mno-outline-atomics" CXX_SUPPORTS_OUTLINE_ATOMICS)
if (CXX_SUPPORTS_OUTLINE_ATOMICS)
set(BOLT_RT_FLAGS ${BOLT_RT_FLAGS} "-mno-outline-atomics")
endif()
endif()
# Don't let the compiler think it can create calls to standard libs
target_compile_options(bolt_rt_instr PRIVATE ${BOLT_RT_FLAGS})
target_include_directories(bolt_rt_instr PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
target_compile_options(bolt_rt_hugify PRIVATE ${BOLT_RT_FLAGS})
target_include_directories(bolt_rt_hugify PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
install(TARGETS bolt_rt_instr DESTINATION "lib${LLVM_LIBDIR_SUFFIX}")
install(TARGETS bolt_rt_hugify DESTINATION "lib${LLVM_LIBDIR_SUFFIX}")
if (CMAKE_CXX_COMPILER_ID MATCHES ".*Clang.*" AND CMAKE_SYSTEM_NAME STREQUAL "Darwin")
add_library(bolt_rt_instr_osx STATIC
instr.cpp
${CMAKE_CURRENT_BINARY_DIR}/config.h
)
set_target_properties(bolt_rt_instr_osx PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${LLVM_LIBRARY_DIR}")
target_include_directories(bolt_rt_instr_osx PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
target_compile_options(bolt_rt_instr_osx PRIVATE
-target x86_64-apple-darwin19.6.0
${BOLT_RT_FLAGS})
install(TARGETS bolt_rt_instr_osx DESTINATION "lib${LLVM_LIBDIR_SUFFIX}")
endif()