cmake_minimum_required(VERSION 3.15 FATAL_ERROR) cmake_policy(VERSION 3.15...3.20) if (NOT CMAKE_BUILD_TYPE) set(CMAKE_BUILD_TYPE "RelWithDebInfo" CACHE STRING "Build type options: Debug Release RelWithDebInfo MinSizeRel" FORCE) endif () # obtain revision info from git find_package(Git) if (GIT_FOUND) # make sure version information gets re-run when the current Git HEAD changes execute_process(WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} COMMAND ${GIT_EXECUTABLE} rev-parse --git-path HEAD OUTPUT_VARIABLE metaforce_git_head_filename OUTPUT_STRIP_TRAILING_WHITESPACE) set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS "${metaforce_git_head_filename}") execute_process(WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} COMMAND ${GIT_EXECUTABLE} rev-parse --symbolic-full-name HEAD OUTPUT_VARIABLE metaforce_git_head_symbolic OUTPUT_STRIP_TRAILING_WHITESPACE) execute_process(WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} COMMAND ${GIT_EXECUTABLE} rev-parse --git-path ${metaforce_git_head_symbolic} OUTPUT_VARIABLE metaforce_git_head_symbolic_filename OUTPUT_STRIP_TRAILING_WHITESPACE) set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS "${metaforce_git_head_symbolic_filename}") # defines METAFORCE_WC_REVISION execute_process(WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} COMMAND ${GIT_EXECUTABLE} rev-parse HEAD OUTPUT_VARIABLE METAFORCE_WC_REVISION OUTPUT_STRIP_TRAILING_WHITESPACE) # defines METAFORCE_WC_DESCRIBE execute_process(WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} COMMAND ${GIT_EXECUTABLE} describe --tag --long --dirty OUTPUT_VARIABLE METAFORCE_WC_DESCRIBE OUTPUT_STRIP_TRAILING_WHITESPACE) # remove hash (and trailing "-0" if needed) from description string(REGEX REPLACE "(-0)?-[^-]+((-dirty)?)$" "\\2" METAFORCE_WC_DESCRIBE "${METAFORCE_WC_DESCRIBE}") # defines METAFORCE_WC_BRANCH execute_process(WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD OUTPUT_VARIABLE METAFORCE_WC_BRANCH OUTPUT_STRIP_TRAILING_WHITESPACE) # defines METAFORCE_WC_DATE execute_process(WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} COMMAND ${GIT_EXECUTABLE} log -1 --format=%ad OUTPUT_VARIABLE METAFORCE_WC_DATE OUTPUT_STRIP_TRAILING_WHITESPACE) else () message(STATUS "Unable to find git, commit information will not be available") endif () if (METAFORCE_WC_DESCRIBE) string(REGEX REPLACE "v([0-9]+)\.([0-9]+)\.([0-9]+)\-([0-9]+).*" "\\1.\\2.\\3.\\4" METAFORCE_VERSION_STRING "${METAFORCE_WC_DESCRIBE}") string(REGEX REPLACE "v([0-9]+)\.([0-9]+)\.([0-9]+).*" "\\1.\\2.\\3" METAFORCE_SHORT_VERSION_STRING "${METAFORCE_WC_DESCRIBE}") else () set(METAFORCE_WC_DESCRIBE "UNKNOWN-VERSION") set(METAFORCE_VERSION_STRING "0.0.0") endif () string(TIMESTAMP CURRENT_YEAR "%Y") # Add version information to CI environment variables if(DEFINED ENV{GITHUB_ENV}) file(APPEND "$ENV{GITHUB_ENV}" "METAFORCE_VERSION=${METAFORCE_WC_DESCRIBE}\n") endif() message(STATUS "Metaforce version set to ${METAFORCE_WC_DESCRIBE}") message(STATUS "Build type: ${CMAKE_BUILD_TYPE}") if(APPLE) set(EXTRA_LANGUAGES OBJC) endif() project(metaforce LANGUAGES C CXX ASM ${EXTRA_LANGUAGES} VERSION ${METAFORCE_VERSION_STRING}) if (APPLE AND NOT TVOS AND CMAKE_SYSTEM_NAME STREQUAL tvOS) # ios.toolchain.cmake hack for SDL set(TVOS ON) set(IOS OFF) endif () string(TOLOWER "${CMAKE_SYSTEM_PROCESSOR}" ATHENA_ARCH) string(TOLOWER "${CMAKE_HOST_SYSTEM_PROCESSOR}" ATHENA_HOST_ARCH) string(TOLOWER "${CMAKE_HOST_SYSTEM_NAME}" HOST_PLATFORM_NAME) string(TOLOWER "${CMAKE_SYSTEM_NAME}" PLATFORM_NAME) set(ATHENA_EXTENSION "tar.gz") if (CMAKE_HOST_SYSTEM_NAME STREQUAL Darwin) set(HOST_PLATFORM_NAME macos) set(ATHENA_ARCH universal) set(ATHENA_HOST_ARCH universal) elseif (CMAKE_HOST_SYSTEM_NAME STREQUAL Windows) set(HOST_PLATFORM_NAME win32) set(ATHENA_EXTENSION ".7z") endif () if (CMAKE_SYSTEM_NAME STREQUAL Darwin) set(PLATFORM_NAME macos) elseif (CMAKE_SYSTEM_NAME STREQUAL Windows) set(PLATFORM_NAME win32) endif () set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/Binaries) if(APPLE AND NOT CMAKE_OSX_SYSROOT) # If the Xcode SDK is lagging behind system version, CMake needs this done first execute_process(COMMAND xcrun --sdk macosx --show-sdk-path OUTPUT_VARIABLE CMAKE_OSX_SYSROOT OUTPUT_STRIP_TRAILING_WHITESPACE) endif() # MSVC has a "latest" flag, which always uses the newest standard # when available. GCC and Clang posess no such flag, and must be # manually enforced. 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Shaddup MSVC add_compile_definitions(UNICODE=1 _UNICODE=1 __SSE__=1 _CRT_SECURE_NO_WARNINGS=1 D_SCL_SECURE_NO_WARNINGS=1 _SCL_SECURE_NO_DEPRECATE=1 _CRT_NONSTDC_NO_WARNINGS=1 _ENABLE_EXTENDED_ALIGNED_STORAGE=1 NOMINMAX=1) add_compile_options(/IGNORE:4221 $<$,$>:/wd4018> $<$,$>:/wd4800> $<$,$>:/wd4005> $<$,$>:/wd4311> $<$,$>:/wd4068> $<$,$>:/wd4267> $<$,$>:/wd4244> $<$,$>:/wd4200> $<$,$>:/wd4305> $<$,$>:/wd4067> $<$,$>:/wd4146> $<$,$>:/wd4309> $<$,$>:/wd4805> ${VS_OPTIONS}) string(REPLACE "/GR " "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") string(REPLACE " /EHsc" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") add_compile_options( # Disable exceptions $<$:/EHsc-> # Disable RTTI $<$:/GR-> # Enforce various standards compliant behavior. $<$:/permissive-> # Enable standard volatile semantics. $<$:/volatile:iso> # Reports the proper value for the __cplusplus preprocessor macro. $<$:/Zc:__cplusplus> # Use latest C++ standard. $<$:/std:c++latest> ) if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") # Flags for MSVC (not clang-cl) add_compile_options( # Allow constexpr variables to have explicit external linkage. $<$:/Zc:externConstexpr> # Assume that new throws exceptions, allowing better code generation. $<$:/Zc:throwingNew> # Link-time Code Generation for Release builds $<$:/GL> ) # Link-time Code Generation for Release builds set(CMAKE_STATIC_LINKER_FLAGS_RELEASE "/LTCG") set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO") set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "/DEBUG /RELEASE /OPT:REF /OPT:ICF /INCREMENTAL:NO /DEBUGTYPE:cv,fixup") endif() else() if(${CMAKE_SYSTEM_PROCESSOR} STREQUAL x86_64) if(${METAFORCE_VECTOR_ISA} STREQUAL "native") add_compile_options(-march=native) message(STATUS "Building with native ISA") elseif(${METAFORCE_VECTOR_ISA} STREQUAL "avx2") add_compile_options(-mavx2) message(STATUS "Building with AVX2 Vector ISA") elseif(${METAFORCE_VECTOR_ISA} STREQUAL "avx") add_compile_options(-mavx) message(STATUS "Building with AVX Vector ISA") elseif(${METAFORCE_VECTOR_ISA} STREQUAL "sse41") add_compile_options(-msse4.1) message(STATUS "Building with SSE4.1 Vector ISA") elseif(${METAFORCE_VECTOR_ISA} STREQUAL "sse3") add_compile_options(-msse3) message(STATUS "Building with SSE3 Vector ISA") elseif(${METAFORCE_VECTOR_ISA} STREQUAL "sse2") add_compile_options(-msse2) message(STATUS "Building with SSE2 Vector ISA") else() message(STATUS "Building with x87 Vector ISA") endif() endif() include(CheckCXXCompilerFlag) check_cxx_compiler_flag(-fno-plt HAS_NO_PLT) if (HAS_NO_PLT) add_compile_options(-fno-plt) endif() check_cxx_compiler_flag(-fno-asynchronous-unwind-tables HAS_NO_ASYNC_UNWIND_TABLES) if (HAS_NO_ASYNC_UNWIND_TABLES AND ${CMAKE_BUILD_TYPE} STREQUAL Release) # Binary size reduction add_compile_options(-fno-asynchronous-unwind-tables) endif() if (METAFORCE_ASAN) add_compile_options($<$:-stdlib=libc++> -fsanitize=address -fsanitize-address-use-after-scope) add_link_options($<$:-stdlib=libc++> -fsanitize=address -fsanitize-address-use-after-scope) elseif(METAFORCE_MSAN) add_compile_options($<$:-stdlib=libc++> -fsanitize=memory -fsanitize-memory-track-origins -fsanitize-recover=all) endif() add_compile_options($<$:-fno-rtti> $<$:-fno-exceptions> -Wall -Wno-multichar -Wno-unused-variable -Wno-unused-result -Wno-unused-but-set-variable -Wno-unused-function -Wno-sign-compare -Wno-unknown-pragmas) # doesn't work with generator expression in add_compile_options? if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang") add_compile_options(-Wno-unknown-warning-option -Wno-unused-private-field) elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") add_compile_options(-Wno-lto-type-mismatch -Wno-maybe-uninitialized) endif() if(APPLE) add_compile_options(-Wno-error=deprecated-declarations $<$:-flto=thin>) endif() endif() if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD") include_directories(/usr/local/include) link_directories(/usr/local/lib) endif() if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") if(${CMAKE_BUILD_TYPE} STREQUAL Debug OR ${CMAKE_BUILD_TYPE} STREQUAL RelWithDebInfo) # This is required to summarize std::string add_compile_options(-fno-limit-debug-info -fno-omit-frame-pointer) endif() option(USE_LD_LLD "Link with LLD" ON) elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") option(USE_LD_GOLD "Link with GNU Gold" ON) endif() include(CheckIPOSupported) check_ipo_supported(RESULT LTO_SUPPORTED) if(LTO_SUPPORTED AND ("${CMAKE_BUILD_TYPE}" STREQUAL "Release" OR "${CMAKE_BUILD_TYPE}" STREQUAL "RelWithDebInfo")) option(USE_LTO "Enable LTO" ON) else() option(USE_LTO "Enable LTO" OFF) endif() # FIXME GCC 11.1 -flto is completely broken if(CMAKE_COMPILER_IS_GNUCC AND CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 11.1.0) message(NOTICE "Working around GCC 11.1 bug; disabling LTO") set(USE_LTO OFF) endif() else() option(USE_LD_LLD "Link with LLD" OFF) option(USE_LD_GOLD "Link with GNU Gold" OFF) option(USE_LTO "Enable LTO" OFF) endif() if(USE_LD_LLD) execute_process(COMMAND ${CMAKE_C_COMPILER} -fuse-ld=lld -Wl,--version ERROR_QUIET OUTPUT_VARIABLE LD_VERSION) if("${LD_VERSION}" MATCHES "LLD") set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=lld -Wl,--build-id=uuid") set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fuse-ld=lld") if(USE_LTO) add_compile_options(-flto=thin) add_link_options(-flto=thin) message(STATUS "LLD linker enabled with LTO.") else() message(STATUS "LLD linker enabled.") endif() set(USE_LD_GOLD OFF) else() message(WARNING "LLD linker isn't available, using the default system linker.") set(USE_LD_LLD OFF) endif() endif() if(USE_LD_GOLD) execute_process(COMMAND ${CMAKE_C_COMPILER} -fuse-ld=gold -Wl,--version ERROR_QUIET OUTPUT_VARIABLE LD_VERSION) if("${LD_VERSION}" MATCHES "GNU gold") set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=gold -Wl,--disable-new-dtags") set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fuse-ld=gold -Wl,--disable-new-dtags") if (USE_SPLIT_DWARF) add_compile_options(-gsplit-dwarf -Wl,--gdb-index) add_link_options(-gsplit-dwarf -Wl,--gdb-index) message(STATUS "GNU gold linker enabled with split DWARF.") elseif (USE_LTO) add_compile_options(-flto) add_link_options(-flto) message(STATUS "GNU gold linker enabled with LTO.") else() message(STATUS "GNU gold linker enabled.") endif() set(USE_LD_LLD OFF) else() message(WARNING "GNU gold linker isn't available, using the default system linker.") set(USE_LD_GOLD OFF) endif() endif() find_package(ZLIB REQUIRED) set(ZLIB_LIBRARIES ZLIB::ZLIB CACHE STRING "zlib libraries" FORCE) include(ExternalProject) ExternalProject_Add(bintoc SOURCE_DIR "${CMAKE_CURRENT_LIST_DIR}/bintoc" CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH= INSTALL_COMMAND ${CMAKE_COMMAND} --build . --config Release --target install) include(${CMAKE_CURRENT_LIST_DIR}/bintoc/bintocHelpers.cmake) add_subdirectory(extern) add_subdirectory(imgui) if(NOT TARGET atdna) # Import native atdna if cross-compiling find_package(atdna REQUIRED) if(NOT TARGET atdna) message(FATAL_ERROR "atdna required for building Metaforce; please verify LLVM installation") endif() endif() add_subdirectory(NESEmulator EXCLUDE_FROM_ALL) add_subdirectory(aurora) add_subdirectory(Runtime) add_subdirectory(gbalink EXCLUDE_FROM_ALL) configure_file(${CMAKE_SOURCE_DIR}/version.h.in ${CMAKE_BINARY_DIR}/version.h) # Packaging logic function(get_target_output_name target result_var) get_target_property(output_name ${target} OUTPUT_NAME) if (output_name STREQUAL "output_name-NOTFOUND") set(${result_var} "${target}" PARENT_SCOPE) else () set(${result_var} "${output_name}" PARENT_SCOPE) endif () endfunction() function(get_target_prefix target result_var) set(${result_var} "" PARENT_SCOPE) if (APPLE) # Have to recreate some bundle logic here, since CMake can't tell us get_target_property(is_bundle ${target} MACOSX_BUNDLE) if (is_bundle) get_target_output_name(${target} output_name) if (CMAKE_SYSTEM_NAME STREQUAL Darwin) set(${result_var} "${output_name}.app/Contents/MacOS/" PARENT_SCOPE) else () set(${result_var} "${output_name}.app/" PARENT_SCOPE) endif () endif () endif () endfunction() list(APPEND BINARY_TARGETS metaforce) set(EXTRA_TARGETS "") if (TARGET crashpad_handler) list(APPEND EXTRA_TARGETS crashpad_handler) endif () set(BIN_PREFIX "${CMAKE_INSTALL_PREFIX}") install(TARGETS ${BINARY_TARGETS} ${EXTRA_TARGETS} DESTINATION ${BIN_PREFIX}) if (CMAKE_BUILD_TYPE STREQUAL Debug OR CMAKE_BUILD_TYPE STREQUAL RelWithDebInfo) set(DEBUG_FILES_LIST "") foreach (target IN LISTS BINARY_TARGETS EXTRA_TARGETS) get_target_output_name(${target} output_name) if (WIN32) install(FILES $ DESTINATION ${BIN_PREFIX} OPTIONAL) elseif (APPLE) get_target_prefix(${target} target_prefix) install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND rm -fr \"$.dSYM\")") install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND dsymutil \"${target_prefix}$\")") install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND strip -S \"${target_prefix}$\")") if (NOT target_prefix STREQUAL "") install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND mv \"${target_prefix}$.dSYM\" .)") endif () elseif (UNIX) get_target_prefix(${target} target_prefix) install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND objcopy --only-keep-debug \"${target_prefix}$\" \"${target_prefix}$.dbg\")") install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND objcopy --strip-debug --add-gnu-debuglink=$.dbg \"${target_prefix}$\")") endif () list(APPEND DEBUG_FILES_LIST "${output_name}") endforeach () if (WIN32) list(TRANSFORM DEBUG_FILES_LIST APPEND ".pdb") list(JOIN DEBUG_FILES_LIST " " DEBUG_FILES) install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND 7z a -t7z \"${CMAKE_INSTALL_PREFIX}/debug.7z\" ${DEBUG_FILES})") elseif (APPLE) list(TRANSFORM DEBUG_FILES_LIST APPEND ".dSYM") list(JOIN DEBUG_FILES_LIST " " DEBUG_FILES) install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND tar acfv \"${CMAKE_INSTALL_PREFIX}/debug.tar.xz\" ${DEBUG_FILES})") elseif (UNIX) list(TRANSFORM DEBUG_FILES_LIST APPEND ".dbg") list(JOIN DEBUG_FILES_LIST " " DEBUG_FILES) install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND tar -I \"xz -9 -T0\" -cvf \"${CMAKE_INSTALL_PREFIX}/debug.tar.xz\" ${DEBUG_FILES})") endif () endif () foreach (target IN LISTS BINARY_TARGETS) get_target_prefix(${target} target_prefix) foreach (extra_target IN LISTS EXTRA_TARGETS) get_target_prefix(${extra_target} extra_prefix) if (NOT "${target_prefix}" STREQUAL "${extra_prefix}") # Copy extra target to target prefix install(CODE "execute_process(WORKING_DIRECTORY \"${BIN_PREFIX}\" COMMAND cp \"${extra_prefix}$\" \"${target_prefix}$\")") endif () endforeach () endforeach ()