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pcsx2/cmake/BuildParameters.cmake

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CMake
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# Extra preprocessor definitions that will be added to all pcsx2 builds
set(PCSX2_DEFS "")
#-------------------------------------------------------------------------------
# Misc option
#-------------------------------------------------------------------------------
option(ENABLE_TESTS "Enables building the unit tests" ON)
option(LTO_PCSX2_CORE "Enable LTO/IPO/LTCG on the subset of pcsx2 that benefits most from it but not anything else")
option(USE_VTUNE "Plug VTUNE to profile GS JIT.")
#-------------------------------------------------------------------------------
# Graphical option
#-------------------------------------------------------------------------------
if(NOT APPLE)
option(USE_OPENGL "Enable OpenGL GS renderer" ON)
endif()
option(USE_VULKAN "Enable Vulkan GS renderer" ON)
#-------------------------------------------------------------------------------
# Path and lib option
#-------------------------------------------------------------------------------
if(UNIX AND NOT APPLE)
option(ENABLE_SETCAP "Enable networking capability for DEV9" OFF)
option(X11_API "Enable X11 support" ON)
option(WAYLAND_API "Enable Wayland support" ON)
endif()
if(UNIX)
option(USE_LINKED_FFMPEG "Links with ffmpeg instead of using dynamic loading" OFF)
endif()
if(APPLE)
option(OSX_USE_DEFAULT_SEARCH_PATH "Don't prioritize system library paths" OFF)
option(SKIP_POSTPROCESS_BUNDLE "Skip postprocessing bundle for redistributability" OFF)
endif()
#-------------------------------------------------------------------------------
# Compiler extra
#-------------------------------------------------------------------------------
option(USE_ASAN "Enable address sanitizer")
#-------------------------------------------------------------------------------
# if no build type is set, use Devel as default
# Note without the CMAKE_BUILD_TYPE options the value is still defined to ""
# Ensure that the value set by the User is correct to avoid some bad behavior later
#-------------------------------------------------------------------------------
if(NOT CMAKE_BUILD_TYPE MATCHES "Debug|Devel|MinSizeRel|RelWithDebInfo|Release")
set(CMAKE_BUILD_TYPE Devel)
message(STATUS "BuildType set to ${CMAKE_BUILD_TYPE} by default")
endif()
# Add Devel build type
set(CMAKE_C_FLAGS_DEVEL "${CMAKE_C_FLAGS_RELWITHDEBINFO}"
CACHE STRING "Flags used by the C compiler during development builds" FORCE)
set(CMAKE_CXX_FLAGS_DEVEL "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}"
CACHE STRING "Flags used by the C++ compiler during development builds" FORCE)
set(CMAKE_LINKER_FLAGS_DEVEL "${CMAKE_LINKER_FLAGS_RELWITHDEBINFO}"
CACHE STRING "Flags used for linking binaries during development builds" FORCE)
set(CMAKE_SHARED_LINKER_FLAGS_DEVEL "${CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO}"
CACHE STRING "Flags used for linking shared libraries during development builds" FORCE)
set(CMAKE_EXE_LINKER_FLAGS_DEVEL "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}"
CACHE STRING "Flags used for linking executables during development builds" FORCE)
if(CMAKE_CONFIGURATION_TYPES)
list(INSERT CMAKE_CONFIGURATION_TYPES 0 Devel)
endif()
mark_as_advanced(CMAKE_C_FLAGS_DEVEL CMAKE_CXX_FLAGS_DEVEL CMAKE_LINKER_FLAGS_DEVEL CMAKE_SHARED_LINKER_FLAGS_DEVEL CMAKE_EXE_LINKER_FLAGS_DEVEL)
#-------------------------------------------------------------------------------
# Select the architecture
#-------------------------------------------------------------------------------
if("${CMAKE_HOST_SYSTEM_PROCESSOR}" STREQUAL "x86_64" OR "${CMAKE_HOST_SYSTEM_PROCESSOR}" STREQUAL "amd64" OR
"${CMAKE_HOST_SYSTEM_PROCESSOR}" STREQUAL "AMD64" OR "${CMAKE_OSX_ARCHITECTURES}" STREQUAL "x86_64")
# Multi-ISA only exists on x86.
option(DISABLE_ADVANCE_SIMD "Disable advance use of SIMD (SSE2+ & AVX)" OFF)
list(APPEND PCSX2_DEFS _M_X86=1)
set(_M_X86 TRUE)
if(DISABLE_ADVANCE_SIMD)
message(STATUS "Building for x86-64 (Multi-ISA).")
else()
message(STATUS "Building for x86-64.")
endif()
if(MSVC)
# SSE4.1 is not set by MSVC, it uses _M_SSE instead.
list(APPEND PCSX2_DEFS __SSE4_1__=1)
if(USE_CLANG_CL)
# clang-cl => need to explicitly enable SSE4.1.
add_compile_options("-msse4.1")
endif()
else()
# Multi-ISA => SSE4, otherwise native.
if (DISABLE_ADVANCE_SIMD)
add_compile_options("-msse" "-msse2" "-msse4.1" "-mfxsr")
else()
# Can't use march=native on Apple Silicon.
if(NOT APPLE OR "${CMAKE_HOST_SYSTEM_PROCESSOR}" STREQUAL "x86_64")
add_compile_options("-march=native")
endif()
endif()
endif()
elseif("${CMAKE_HOST_SYSTEM_PROCESSOR}" STREQUAL "arm64" OR "${CMAKE_HOST_SYSTEM_PROCESSOR}" STREQUAL "aarch64" OR
"${CMAKE_OSX_ARCHITECTURES}" STREQUAL "arm64")
message(STATUS "Building for Apple Silicon (ARM64).")
list(APPEND PCSX2_DEFS _M_ARM64=1)
set(_M_ARM64 TRUE)
add_compile_options("-march=armv8.4-a" "-mcpu=apple-m1")
# If we're running on Linux, we need to detect the page/cache line size.
# It could be a virtual machine with 4K pages, or 16K with Asahi.
if(LINUX)
detect_page_size()
list(APPEND PCSX2_DEFS OVERRIDE_HOST_PAGE_SIZE=${HOST_PAGE_SIZE})
detect_cache_line_size()
list(APPEND PCSX2_DEFS OVERRIDE_HOST_CACHE_LINE_SIZE=${HOST_CACHE_LINE_SIZE})
endif()
else()
message(FATAL_ERROR "Unsupported architecture: ${CMAKE_HOST_SYSTEM_PROCESSOR}")
endif()
# Require C++20.
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
if(MSVC AND NOT USE_CLANG_CL)
add_compile_options(
"$<$<COMPILE_LANGUAGE:CXX>:/Zc:externConstexpr>"
"$<$<COMPILE_LANGUAGE:CXX>:/Zc:__cplusplus>"
"$<$<COMPILE_LANGUAGE:CXX>:/permissive->"
"$<$<COMPILE_LANGUAGE:CXX>:/Zc:preprocessor>"
"/Zo"
"/utf-8"
)
endif()
if(MSVC)
# Disable RTTI
string(REPLACE "/GR" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
# Disable Exceptions
string(REPLACE "/EHsc" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
else()
add_compile_options(-pipe -fvisibility=hidden -pthread)
add_compile_options(
"$<$<COMPILE_LANGUAGE:CXX>:-fno-rtti>"
"$<$<COMPILE_LANGUAGE:CXX>:-fno-exceptions>"
)
endif()
set(CONFIG_REL_NO_DEB $<OR:$<CONFIG:Release>,$<CONFIG:MinSizeRel>>)
set(CONFIG_ANY_REL $<OR:$<CONFIG:Release>,$<CONFIG:MinSizeRel>,$<CONFIG:RelWithDebInfo>>)
if(WIN32)
add_compile_definitions(
$<$<CONFIG:Debug>:_ITERATOR_DEBUG_LEVEL=2>
$<$<CONFIG:Devel>:_ITERATOR_DEBUG_LEVEL=1>
$<${CONFIG_ANY_REL}:_ITERATOR_DEBUG_LEVEL=0>
_HAS_EXCEPTIONS=0
)
list(APPEND PCSX2_DEFS
_CRT_NONSTDC_NO_WARNINGS
_CRT_SECURE_NO_WARNINGS
CRT_SECURE_NO_DEPRECATE
_SCL_SECURE_NO_WARNINGS
_UNICODE
UNICODE
)
else()
# Assume everything else is POSIX.
list(APPEND PCSX2_DEFS
__POSIX__
)
endif()
# Enable debug information in release builds for Linux.
# Makes the backtrace actually meaningful.
if(LINUX)
add_compile_options($<$<CONFIG:Release>:-g1>)
endif()
if(MSVC)
# Enable PDB generation in release builds
add_compile_options(
$<${CONFIG_REL_NO_DEB}:/Zi>
)
add_link_options(
$<${CONFIG_REL_NO_DEB}:/DEBUG>
$<${CONFIG_REL_NO_DEB}:/OPT:REF>
$<${CONFIG_REL_NO_DEB}:/OPT:ICF>
)
endif()
if(USE_VTUNE)
list(APPEND PCSX2_DEFS ENABLE_VTUNE)
endif()
if(USE_OPENGL)
list(APPEND PCSX2_DEFS ENABLE_OPENGL)
endif()
if(USE_VULKAN)
list(APPEND PCSX2_DEFS ENABLE_VULKAN)
endif()
if(X11_API)
list(APPEND PCSX2_DEFS X11_API)
endif()
if(WAYLAND_API)
list(APPEND PCSX2_DEFS WAYLAND_API)
endif()
# -Wno-attributes: "always_inline function might not be inlinable" <= real spam (thousand of warnings!!!)
# -Wno-missing-field-initializers: standard allow to init only the begin of struct/array in static init. Just a silly warning.
# -Wno-unused-function: warn for function not used in release build
if (MSVC)
set(DEFAULT_WARNINGS)
else()
set(DEFAULT_WARNINGS -Wall -Wextra -Wno-unused-function -Wno-unused-parameter -Wno-missing-field-initializers)
endif()
if (USE_PGO_GENERATE OR USE_PGO_OPTIMIZE)
add_compile_options("-fprofile-dir=${CMAKE_SOURCE_DIR}/profile")
endif()
if (USE_PGO_GENERATE)
add_compile_options(-fprofile-generate)
endif()
if(USE_PGO_OPTIMIZE)
add_compile_options(-fprofile-use)
endif()
list(APPEND PCSX2_DEFS
"$<$<CONFIG:Debug>:PCSX2_DEVBUILD;PCSX2_DEBUG;_DEBUG>"
"$<$<CONFIG:Devel>:PCSX2_DEVBUILD;_DEVEL>")
if (USE_ASAN)
add_compile_options(-fsanitize=address)
add_link_options(-fsanitize=address)
list(APPEND PCSX2_DEFS ASAN_WORKAROUND)
endif()
if(USE_CLANG AND TIMETRACE)
add_compile_options(-ftime-trace)
endif()
set(PCSX2_WARNINGS ${DEFAULT_WARNINGS})
#-------------------------------------------------------------------------------
# MacOS-specific things
#-------------------------------------------------------------------------------
if(NOT CMAKE_GENERATOR MATCHES "Xcode")
# Assume Xcode builds aren't being used for distribution
# Helpful because Xcode builds don't build multiple metallibs for different macOS versions
# Also helpful because Xcode's interactive shader debugger requires apps be built for the latest macOS
set(CMAKE_OSX_DEPLOYMENT_TARGET 11.0)
endif()
# CMake defaults the suffix for modules to .so on macOS but wx tells us that the
# extension is .dylib (so that's what we search for)
if(APPLE)
set(CMAKE_SHARED_MODULE_SUFFIX ".dylib")
endif()
if(CMAKE_SYSTEM_NAME MATCHES "Darwin")
if(NOT OSX_USE_DEFAULT_SEARCH_PATH)
# Hack up the path to prioritize the path to built-in OS libraries to
# increase the chance of not depending on a bunch of copies of them
# installed by MacPorts, Fink, Homebrew, etc, and ending up copying
# them into the bundle. Since we depend on libraries which are not
# part of OS X (wx, etc.), however, don't remove the default path
# entirely. This is still kinda evil, since it defeats the user's
# path settings...
# See http://www.cmake.org/cmake/help/v3.0/command/find_program.html
list(APPEND CMAKE_PREFIX_PATH "/usr")
endif()
add_link_options(-Wl,-dead_strip,-dead_strip_dylibs)
endif()
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