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0bfc1bbe70
FEX/CMakeLists.txt
Ryan Houdek 0bfc1bbe70 Arm64: Don't fall back to native 
In the case of Arm64, make sure not to fallback to native if we hit an
unsupported CPU.
Can cause issues depending on system configuration.
2021-10-21 20:39:49 -07:00

537 lines
18 KiB
CMake
Raw Blame History

cmake_minimum_required(VERSION 3.14)
project(FEX)
option(BUILD_TESTS "Build unit tests to ensure sanity" TRUE)
option(BUILD_THUNKS "Build thunks" FALSE)
option(ENABLE_CLANG_FORMAT "Run clang format over the source" FALSE)
option(ENABLE_IWYU "Enables include what you use program" FALSE)
option(ENABLE_LTO "Enable LTO with compilation" TRUE)
option(ENABLE_XRAY "Enable building with LLVM X-Ray" FALSE)
option(ENABLE_LLD "Enable linking with LLD" FALSE)
option(ENABLE_ASAN "Enables Clang ASAN" FALSE)
option(ENABLE_TSAN "Enables Clang TSAN" FALSE)
option(ENABLE_ASSERTIONS "Enables assertions in build" FALSE)
option(ENABLE_VISUAL_DEBUGGER "Enables the visual debugger for compiling" FALSE)
option(ENABLE_STRICT_WERROR "Enables stricter -Werror for CI" FALSE)
option(ENABLE_WERROR "Enables -Werror" FALSE)
option(ENABLE_STATIC_PIE "Enables static-pie build" FALSE)
option(ENABLE_JEMALLOC "Enables jemalloc allocator" TRUE)
option(ENABLE_OFFLINE_TELEMETRY "Enables FEX offline telemetry" TRUE)
set (X86_C_COMPILER "x86_64-linux-gnu-gcc" CACHE STRING "c compiler for compiling x86 guest libs")
set (X86_CXX_COMPILER "x86_64-linux-gnu-g++" CACHE STRING "c++ compiler for compiling x86 guest libs")
set (DATA_DIRECTORY "${CMAKE_INSTALL_PREFIX}/share/fex-emu" CACHE PATH "global data directory")
string(TOUPPER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE)
if (CMAKE_BUILD_TYPE MATCHES "DEBUG")
set(ENABLE_ASSERTIONS TRUE)
endif()
if (ENABLE_ASSERTIONS)
message(STATUS "Assertions enabled")
add_definitions(-DASSERTIONS_ENABLED=1)
endif()
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/Bin)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
cmake_policy(SET CMP0083 NEW) # Follow new PIE policy
include(CheckPIESupported)
check_pie_supported()
if (ENABLE_LTO)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
else()
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION FALSE)
endif()
if (CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64")
option(ENABLE_X86_HOST_DEBUG "Enables compiling on x86_64 host" FALSE)
if (NOT ENABLE_X86_HOST_DEBUG)
message(FATAL_ERROR
" Be warned: FEX isn't optimized for x86_64 hosts!\n"
" Support for x86_64 hosts is only for debugging and convenience!\n"
" Don't expect amazing performance or optimal code generation!\n"
" Pass -DENABLE_X86_HOST_DEBUG=True to bypass this message!")
endif()
set(_M_X86_64 1)
add_definitions(-D_M_X86_64=1)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcx16")
endif()
if (CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
set(_M_ARM_64 1)
add_definitions(-D_M_ARM_64=1)
endif()
find_program(CCACHE_PROGRAM ccache)
if(CCACHE_PROGRAM)
message(STATUS "CCache enabled")
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
endif()
if (ENABLE_XRAY)
add_compile_options(-fxray-instrument)
link_libraries(-fxray-instrument)
endif()
set (PTHREAD_LIB pthread)
if (ENABLE_LLD)
set (LD_OVERRIDE "-fuse-ld=lld")
link_libraries(${LD_OVERRIDE})
endif()
if (NOT ENABLE_OFFLINE_TELEMETRY)
# Disable FEX offline telemetry entirely if asked
add_definitions(-DFEX_DISABLE_TELEMETRY=1)
endif()
if (ENABLE_STATIC_PIE)
if (_M_ARM_64 AND ENABLE_LLD)
message (FATAL_ERROR "Static linking does not currently work with AArch64+LLD. Use GNU ld for now.")
endif()
file(WRITE ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt.c
"int main(int argc, char* argv[])
{
return 0;
}")
# Compile the test application with our LD_OVERRIDE and static-pie options
try_compile(
COMPILE_RESULT
${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp
${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt.c
COMPILE_DEFINITIONS "-fPIE ${LD_OVERRIDE}"
LINK_LIBRARIES "-static-pie ${LD_OVERRIDE}"
COPY_FILE ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt
)
if (${COMPILE_RESULT})
# Read the symbols from the elf
execute_process(COMMAND
readelf -s ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/Determine_iplt
OUTPUT_FILE ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/plt_out.txt
OUTPUT_VARIABLE PLT_SYMBOLS)
# Pull out the __rela_iplt_{start,end} symbols if they exist
execute_process(COMMAND
"grep" "__rela_iplt" ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/plt_out.txt
OUTPUT_VARIABLE PLT_SYMBOLS)
set (SYMBOLS_FINE TRUE)
set (HAS_IPLT -1)
# Check if we have any symbols in our grep output
# The symbols must either not exist at all OR the symbols are zero
if (PLT_SYMBOLS)
string(FIND ${PLT_SYMBOLS} "__rela_iplt_start" HAS_IPLT)
endif()
if (NOT HAS_IPLT EQUAL -1)
# We have some symbols from readelf. Let's parse the results to check if they are zero
# Format: '35: 0000000000000000 0 NOTYPE LOCAL HIDDEN UND __rela_iplt_start'
string(REPLACE "\n" ";" SYMBOL_LIST ${PLT_SYMBOLS})
foreach (SYMBOL ${SYMBOL_LIST})
# strip any leading and trailing whitespace
string (STRIP ${SYMBOL} SYMBOL)
# Convert string to a list
string(REPLACE " " ";" SYMBOL_VALUES ${SYMBOL}})
# Pull out the address argument
list(GET SYMBOL_VALUES 1 OFFSET)
# Check against integer zero
if (NOT ${OFFSET} EQUAL 0)
# Symbol wasn't zero, this now fails
set (SYMBOLS_FINE FALSE)
endif()
endforeach()
endif()
if (SYMBOLS_FINE)
# We can now exnable static-pie
set (STATIC_PIE_OPTIONS "-static-pie")
# Pthreads has an issue with exposing symbols
# We need to make some concessions to the pthread gods
if (ENABLE_LLD)
set (PTHREAD_LIB
-Wl,--undefined-glob=pthread_*
-Wl,--undefined=__cxa_finalize
-Wl,--undefined=_pthread_cleanup_push_defer
-Wl,--undefined=_pthread_cleanup_pop_restore
-Wl,--undefined=__pthread_cleanup_upto
pthread)
else()
set (PTHREAD_LIB
-Wl,--undefined=pthread_join
-Wl,--undefined=pthread_attr_getdetachstate
-Wl,--undefined=pthread_sigmask
-Wl,--undefined=pthread_mutex_lock
-Wl,--undefined=pthread_cond_init
-Wl,--undefined=pthread_attr_init
-Wl,--undefined=pthread_mutex_unlock
-Wl,--undefined=pthread_mutexattr_destroy
-Wl,--undefined=pthread_detach
-Wl,--undefined=pthread_mutex_init
-Wl,--undefined=pthread_getattr_np
-Wl,--undefined=pthread_cond_timedwait
-Wl,--undefined=pthread_attr_destroy
-Wl,--undefined=pthread_mutexattr_settype
-Wl,--undefined=pthread_rwlock_unlock
-Wl,--undefined=pthread_rwlock_wrlock
-Wl,--undefined=pthread_setspecific
-Wl,--undefined=pthread_create
-Wl,--undefined=pthread_cond_clockwait
-Wl,--undefined=pthread_key_create
-Wl,--undefined=pthread_rwlock_rdlock
-Wl,--undefined=pthread_setname_np
-Wl,--undefined=pthread_cond_signal
-Wl,--undefined=pthread_mutexattr_init
-Wl,--undefined=pthread_attr_setstack
-Wl,--undefined=pthread_self
-Wl,--undefined=pthread_getaffinity_np
-Wl,--undefined=pthread_cond_wait
-Wl,--undefined=pthread_mutex_trylock
-Wl,--undefined=pthread_cond_broadcast
-Wl,--undefined=pthread_cond_destroy
-Wl,--undefined=pthread_getspecific
-Wl,--undefined=pthread_key_delete
-Wl,--undefined=pthread_once
-Wl,--undefined=__cxa_finalize
-Wl,--undefined=_pthread_cleanup_push_defer
-Wl,--undefined=_pthread_cleanup_pop_restore
-Wl,--undefined=__pthread_cleanup_upto
pthread)
endif()
else()
message (FATAL_ERROR "Application has __rela_iplt_{start,end} symbols. Which means static-pie can't be enabled")
endif()
else()
message (FATAL_ERROR "Couldn't compile static-pie test. Static-pie can't be enabled!")
endif()
endif()
if (ENABLE_ASAN)
add_definitions(-DENABLE_ASAN=1)
add_compile_options(-fno-omit-frame-pointer -fsanitize=address -fsanitize-address-use-after-scope)
link_libraries(-fno-omit-frame-pointer -fsanitize=address -fsanitize-address-use-after-scope)
endif()
if (ENABLE_TSAN)
add_compile_options(-fno-omit-frame-pointer -fsanitize=thread)
link_libraries(-fno-omit-frame-pointer -fsanitize=thread)
endif()
if (ENABLE_JEMALLOC)
add_definitions(-DENABLE_JEMALLOC=1)
add_subdirectory(External/jemalloc/)
include_directories(External/jemalloc/pregen/include/)
else()
message (STATUS
" jemalloc disabled!\n"
" This is not a recommended configuration!\n"
" This will very explicitly break 32-bit application execution!\n"
" Use at your own risk!")
endif()
set (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -fno-omit-frame-pointer")
set (CMAKE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_LINKER_FLAGS_RELWITHDEBINFO} -fno-omit-frame-pointer")
set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fomit-frame-pointer")
set (CMAKE_LINKER_FLAGS_RELEASE "${CMAKE_LINKER_FLAGS_RELEASE} -fomit-frame-pointer")
add_subdirectory(External/vixl/)
include_directories(External/vixl/src/)
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# This means we were attempted to get compiled with GCC
message(FATAL_ERROR "FEX doesn't support getting compiled with GCC!")
endif()
find_package(PkgConfig REQUIRED)
find_package(Python 3.0 REQUIRED COMPONENTS Interpreter)
pkg_check_modules(XXHASH libxxhash>=0.8.0 QUIET)
if (NOT XXHASH_FOUND)
message(STATUS "xxHash not found. Using Externals")
add_subdirectory(External/xxhash/)
include_directories(External/xxhash/)
endif()
add_definitions(-Wno-trigraphs)
add_definitions(-DGLOBAL_DATA_DIRECTORY="${DATA_DIRECTORY}/")
add_subdirectory(External/cpp-optparse/)
include_directories(External/cpp-optparse/)
add_subdirectory(External/fmt/)
add_subdirectory(External/imgui/)
include_directories(External/imgui/)
add_subdirectory(External/json-maker/)
include_directories(External/json-maker/)
add_subdirectory(External/tiny-json/)
include_directories(External/tiny-json/)
include_directories(External/xbyak/)
include_directories(Source/)
include_directories("${CMAKE_BINARY_DIR}/Source/")
include(CheckCXXCompilerFlag)
# Add in diagnostic colours if the option is available.
# Ninja code generator will kill colours if this isn't here
check_cxx_compiler_flag(-fdiagnostics-color=always GCC_COLOR)
check_cxx_compiler_flag(-fcolor-diagnostics CLANG_COLOR)
check_cxx_compiler_flag(-Wno-deprecated-enum-enum-conversion ENUM_ENUM_WARNING)
if (GCC_COLOR)
add_compile_options(-fdiagnostics-color=always)
endif()
if (CLANG_COLOR)
add_compile_options(-fcolor-diagnostics)
endif()
if(ENUM_ENUM_WARNING)
add_compile_options(-Wno-deprecated-enum-enum-conversion)
endif()
if(ENABLE_WERROR OR ENABLE_STRICT_WERROR)
add_compile_options(-Werror)
if (NOT ENABLE_STRICT_WERROR)
# Disable some Werror that can add frustration when developing
add_compile_options(-Wno-error=unused-variable)
endif()
endif()
if(_M_ARM_64)
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 999999.0)
# Clang 12.0 fixed the -mcpu=native bug with mixed big.little implementers
# Clang can not currently check for native Apple M1 type in hypervisor. Currently disabled
check_cxx_compiler_flag("-mcpu=native" COMPILER_SUPPORTS_CPU_TYPE)
if(COMPILER_SUPPORTS_CPU_TYPE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native")
endif()
else()
# Due to an oversight in llvm, it declares any reasonably new Kryo CPU to only be ARMv8.0
# Manually detect newer CPU revisions until clang and llvm fixes their bug
# This script will either provide a supported CPU or 'native'
# Additionally -march doesn't work under AArch64+Clang, so you have to use -mcpu or -mtune
execute_process(COMMAND python3 "${PROJECT_SOURCE_DIR}/Scripts/aarch64_fit_native.py" "/proc/cpuinfo" "${CMAKE_CXX_COMPILER_VERSION}"
OUTPUT_VARIABLE AARCH64_CPU)
string(STRIP ${AARCH64_CPU} AARCH64_CPU)
check_cxx_compiler_flag("-mcpu=${AARCH64_CPU}" COMPILER_SUPPORTS_CPU_TYPE)
if(COMPILER_SUPPORTS_CPU_TYPE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=${AARCH64_CPU}")
endif()
endif()
else()
check_cxx_compiler_flag("-march=native" COMPILER_SUPPORTS_MARCH_NATIVE)
if(COMPILER_SUPPORTS_MARCH_NATIVE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
endif()
endif()
if (ENABLE_IWYU)
find_program(IWYU_EXE "iwyu")
if (IWYU_EXE)
message(STATUS "IWYU enabled")
set(CMAKE_CXX_INCLUDE_WHAT_YOU_USE "${IWYU_EXE}")
endif()
endif()
if (ENABLE_CLANG_FORMAT)
find_program(CLANG_TIDY_EXE "clang-tidy")
if (NOT CLANG_TIDY_EXE)
message(FATAL_ERROR "Couldn't find clang-tidy")
endif()
set(CLANG_TIDY_FLAGS
"-checks=*"
"-fuchsia*"
"-bugprone-macro-parentheses"
"-clang-analyzer-core.*"
"-cppcoreguidelines-pro-type-*"
"-cppcoreguidelines-pro-bounds-array-to-pointer-decay"
"-cppcoreguidelines-pro-bounds-pointer-arithmetic"
"-cppcoreguidelines-avoid-c-arrays"
"-cppcoreguidelines-avoid-magic-numbers"
"-cppcoreguidelines-pro-bounds-constant-array-index"
"-cppcoreguidelines-no-malloc"
"-cppcoreguidelines-special-member-functions"
"-cppcoreguidelines-owning-memory"
"-cppcoreguidelines-macro-usage"
"-cppcoreguidelines-avoid-goto"
"-google-readability-function-size"
"-google-readability-namespace-comments"
"-google-readability-braces-around-statements"
"-google-build-using-namespace"
"-hicpp-*"
"-llvm-namespace-comment"
"-llvm-include-order" # Messes up with case sensitivity
"-llvmlibc-*"
"-misc-unused-parameters"
"-modernize-loop-convert"
"-modernize-use-auto"
"-modernize-avoid-c-arrays"
"-modernize-use-nodiscard"
"readability-*"
"-readability-function-size"
"-readability-implicit-bool-conversion"
"-readability-braces-around-statements"
"-readability-else-after-return"
"-readability-magic-numbers"
"-readability-named-parameter"
"-readability-uppercase-literal-suffix"
"-cert-err34-c"
"-cert-err58-cpp"
"-bugprone-exception-escape"
)
string(REPLACE ";" "," CLANG_TIDY_FLAGS "${CLANG_TIDY_FLAGS}")
set(CMAKE_CXX_CLANG_TIDY ${CLANG_TIDY_EXE} "${CLANG_TIDY_FLAGS}")
endif()
add_compile_options(-Wall)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/include/Config.h.in
${CMAKE_BINARY_DIR}/generated/ConfigDefines.h)
if (BUILD_TESTS)
include(CTest)
enable_testing()
message(STATUS "Unit tests are enabled")
endif()
add_subdirectory(External/FEXCore)
# Binfmt_misc files must be installed prior to Source/ installs
add_subdirectory(Data/binfmts/)
add_subdirectory(Source/)
add_subdirectory(Data/AppConfig/)
# Install the ThunksDB file
install(
FILES ${CMAKE_CURRENT_SOURCE_DIR}/Data/ThunksDB.json
DESTINATION ${DATA_DIRECTORY}/)
if (BUILD_TESTS)
add_subdirectory(unittests/)
endif()
if (BUILD_THUNKS)
include(ExternalProject)
ExternalProject_Add(host-libs
PREFIX host-libs
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ThunkLibs/HostLibs"
BINARY_DIR "Host"
CMAKE_ARGS
"-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}"
"-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}"
"-DVULKAN_XML=${CMAKE_SOURCE_DIR}/External/Vulkan-Docs/xml/vk.xml"
INSTALL_COMMAND ""
BUILD_ALWAYS ON
)
install(
CODE "MESSAGE(\"-- Installing: host-libs\")"
CODE "
EXECUTE_PROCESS(COMMAND ${CMAKE_COMMAND} --build . --target ThunkHostsInstall
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/Host
)"
DEPENDS host-libs
)
ExternalProject_Add(guest-libs
PREFIX guest-libs
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ThunkLibs/GuestLibs"
BINARY_DIR "Guest"
CMAKE_ARGS
"-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}"
"-DX86_C_COMPILER:STRING=${X86_C_COMPILER}"
"-DX86_CXX_COMPILER:STRING=${X86_CXX_COMPILER}"
"-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}"
"-DSTRUCT_VERIFIER=${CMAKE_SOURCE_DIR}/Scripts/StructPackVerifier.py"
"-DVULKAN_XML=${CMAKE_SOURCE_DIR}/External/Vulkan-Docs/xml/vk.xml"
INSTALL_COMMAND ""
BUILD_ALWAYS ON
)
install(
CODE "MESSAGE(\"-- Installing: guest-libs\")"
CODE "
EXECUTE_PROCESS(COMMAND ${CMAKE_COMMAND} --build . --target ThunkGuestsInstall
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/Guest
)"
DEPENDS guest-libs
)
endif()
set(FEX_VERSION_MAJOR "0")
set(FEX_VERSION_MINOR "0")
set(FEX_VERSION_PATCH "0")
find_package(Git)
if (GIT_FOUND)
execute_process(
COMMAND ${GIT_EXECUTABLE} describe --abbrev=0
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE GIT_DESCRIBE_STRING
RESULT_VARIABLE GIT_ERROR
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if (NOT ${GIT_ERROR} EQUAL 0)
# Likely built in a way that doesn't have tags
# Setup a version tag that is unknown
set(GIT_DESCRIBE_STRING "FEX-0000")
endif()
# Change something like `FEX-2106.1-76-<hash>` in to a list
string(REPLACE "-" ";" DESCRIBE_LIST ${GIT_DESCRIBE_STRING})
# Extract the `2106.1` element
list(GET DESCRIBE_LIST 1 DESCRIBE_LIST)
# Change `2106.1` in to a list
string(REPLACE "." ";" DESCRIBE_LIST ${DESCRIBE_LIST})
# Calculate list size
list(LENGTH DESCRIBE_LIST LIST_SIZE)
# Pull out the major version
list(GET DESCRIBE_LIST 0 FEX_VERSION_MAJOR)
# Minor version only exists if there is a .1 at the end
# eg: 2106 versus 2106.1
if (LIST_SIZE GREATER 1)
list(GET DESCRIBE_LIST 1 FEX_VERSION_MINOR)
endif()
endif()
# Package creation
set (CPACK_GENERATOR "DEB")
set (CPACK_PACKAGE_NAME fex-emu)
set (CPACK_PACKAGE_CONTACT "team@fex-emu.org")
set (CPACK_PACKAGE_VERSION_MAJOR "${FEX_VERSION_MAJOR}")
set (CPACK_PACKAGE_VERSION_MINOR "${FEX_VERSION_MINOR}")
set (CPACK_PACKAGE_VERSION_PATCH "${FEX_VERSION_PATCH}")
# Debian defines
set (CPACK_DEBIAN_PACKAGE_DEPENDS "libstdc++6")
set (CPACK_DEBIAN_PACKAGE_CONTROL_EXTRA "${CMAKE_CURRENT_SOURCE_DIR}/CPack/postinst;${CMAKE_CURRENT_SOURCE_DIR}/CPack/prerm")
if (CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
# binfmt_misc conflicts with qemu-user-static
# We also only install binfmt_misc on aarch64 hosts
set (CPACK_DEBIAN_PACKAGE_CONFLICTS "qemu-user-static")
endif()
include (CPack)
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