pcsx2/cmake/BuildParameters.cmake

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### TODO
# Hardcode GAMEINDEX_DIR, if default is fine for everybody
### Select the build type
# Use Release/Devel/Debug : -DCMAKE_BUILD_TYPE=Release|Devel|Debug
# Enable/disable the stripping : -DCMAKE_BUILD_STRIP=TRUE|FALSE
# generation .po based on src : -DCMAKE_BUILD_PO=TRUE|FALSE
### GCC optimization options
# control C flags : -DUSER_CMAKE_C_FLAGS="cflags"
# control C++ flags : -DUSER_CMAKE_CXX_FLAGS="cxxflags"
# control link flags : -DUSER_CMAKE_LD_FLAGS="ldflags"
### Packaging options
# Plugin installation path : -DPLUGIN_DIR="/usr/lib/pcsx2"
# GL Shader installation path : -DGLSL_SHADER_DIR="/usr/share/games/pcsx2"
# Game DB installation path : -DGAMEINDEX_DIR="/usr/share/games/pcsx2"
#-------------------------------------------------------------------------------
#-------------------------------------------------------------------------------
# Misc option
#-------------------------------------------------------------------------------
option(DISABLE_SVU "Disable superVU (don't use it)")
option(DISABLE_BUILD_DATE "Disable including the binary compile date")
if(DISABLE_BUILD_DATE OR openSUSE)
message(STATUS "Disabling the inclusion of the binary compile date.")
add_definitions(-DDISABLE_BUILD_DATE)
endif()
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option(USE_VTUNE "Plug VTUNE to profile GSdx JIT.")
#-------------------------------------------------------------------------------
# Graphical option
#-------------------------------------------------------------------------------
option(GLSL_API "Replace ZZogl CG backend by GLSL (experimental option)")
option(EGL_API "Use EGL on ZZogl/GSdx (experimental/developer option)")
option(OPENCL_API "Add OpenCL suppport on GSdx")
option(REBUILD_SHADER "Rebuild GLSL/CG shader (developer option)")
option(BUILD_REPLAY_LOADERS "Build GS replayer to ease testing (developer option)")
option(GSDX_LEGACY "Build a GSdx legacy plugin compatible with GL3.3")
#-------------------------------------------------------------------------------
# Path and lib option
#-------------------------------------------------------------------------------
option(PACKAGE_MODE "Use this option to ease packaging of PCSX2 (developer/distribution option)")
option(DISABLE_CHEATS_ZIP "Disable including the cheats_ws.zip file")
option(DISABLE_PCSX2_WRAPPER "Disable including the PCSX2-linux.sh file")
option(XDG_STD "Use XDG standard path instead of the standard PCSX2 path")
option(EXTRA_PLUGINS "Build various 'extra' plugins")
option(SDL2_API "Use SDL2 on spu2x and onepad (wxWidget mustn't be built with SDL1.2 support" ON)
option(GTK3_API "Use GTK3 api (experimental/wxWidget must be built with GTK3 support)")
if(PACKAGE_MODE)
if(NOT DEFINED PLUGIN_DIR)
set(PLUGIN_DIR "${CMAKE_INSTALL_PREFIX}/lib/games/PCSX2")
endif()
if(NOT DEFINED GAMEINDEX_DIR)
set(GAMEINDEX_DIR "${CMAKE_INSTALL_PREFIX}/share/games/PCSX2")
endif()
if(NOT DEFINED BIN_DIR)
set(BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin")
endif()
if(NOT DEFINED DOC_DIR)
set(DOC_DIR "${CMAKE_INSTALL_PREFIX}/share/doc/PCSX2")
endif()
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if(NOT DEFINED MAN_DIR)
set(MAN_DIR "${CMAKE_INSTALL_PREFIX}/share/man")
endif()
# Compile all source codes with those defines
add_definitions(-DPLUGIN_DIR_COMPILATION=${PLUGIN_DIR} -DGAMEINDEX_DIR_COMPILATION=${GAMEINDEX_DIR} -DDOC_DIR_COMPILATION=${DOC_DIR})
endif()
#-------------------------------------------------------------------------------
# Compiler extra
#-------------------------------------------------------------------------------
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option(USE_ASAN "Enable address sanitizer")
if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
set(USE_CLANG TRUE)
message(STATUS "Building with Clang/LLVM.")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
set(USE_ICC TRUE)
message(STATUS "Building with Intel's ICC.")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set(USE_GCC TRUE)
message(STATUS "Building with GNU GCC")
else()
message(FATAL_ERROR "Unknow compiler: ${CMAKE_CXX_COMPILER_ID}")
endif()
#-------------------------------------------------------------------------------
# Select the support of plugin
#-------------------------------------------------------------------------------
option(BUILTIN_GS "Disable support of GS plugin (developer option)")
option(BUILTIN_PAD "Disable support of PAD plugin (developer option)")
option(BUILTIN_SPU2 "Disable support of SPU2 plugin (developer option)")
option(BUILTIN_USB "Disable support of USB plugin (developer option)")
option(BUILTIN_FW "Disable support of FW plugin (developer option)")
option(BUILTIN_DEV9 "Disable support of DEV9 plugin (developer option)")
option(BUILTIN_CDVD "Disable support of CDVD plugin (developer option)")
set(PLUGIN_SUPPORT "")
if(BUILTIN_GS)
set(PLUGIN_SUPPORT "${PLUGIN_SUPPORT} -DBUILTIN_GS_PLUGIN")
endif()
if(BUILTIN_PAD)
set(PLUGIN_SUPPORT "${PLUGIN_SUPPORT} -DBUILTIN_PAD_PLUGIN")
endif()
if(BUILTIN_SPU2)
set(PLUGIN_SUPPORT "${PLUGIN_SUPPORT} -DBUILTIN_SPU2_PLUGIN")
endif()
if(BUILTIN_USB)
set(PLUGIN_SUPPORT "${PLUGIN_SUPPORT} -DBUILTIN_USB_PLUGIN")
endif()
if(BUILTIN_FW)
set(PLUGIN_SUPPORT "${PLUGIN_SUPPORT} -DBUILTIN_FW_PLUGIN")
endif()
if(BUILTIN_DEV)
set(PLUGIN_SUPPORT "${PLUGIN_SUPPORT} -DBUILTIN_DEV_PLUGIN")
endif()
if(BUILTIN_CDVD)
set(PLUGIN_SUPPORT "${PLUGIN_SUPPORT} -DBUILTIN_CDVD_PLUGIN")
endif()
#-------------------------------------------------------------------------------
# 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|Release|Prof")
set(CMAKE_BUILD_TYPE Devel)
message(STATUS "BuildType set to ${CMAKE_BUILD_TYPE} by default")
endif()
# AVX2 doesn't play well with gdb
if(CMAKE_BUILD_TYPE MATCHES "Debug")
SET(DISABLE_ADVANCE_SIMD ON)
endif()
# Initially strip was disabled on release build but it is not stackstrace friendly!
# It only cost several MB so disbable it by default
option(CMAKE_BUILD_STRIP "Srip binaries to save a couple of MB (developer option)")
if(NOT DEFINED CMAKE_BUILD_PO)
if(CMAKE_BUILD_TYPE STREQUAL "Release")
set(CMAKE_BUILD_PO TRUE)
message(STATUS "Enable the building of po files by default in ${CMAKE_BUILD_TYPE} build !!!")
else()
set(CMAKE_BUILD_PO FALSE)
message(STATUS "Disable the building of po files by default in ${CMAKE_BUILD_TYPE} build !!!")
endif()
endif()
#-------------------------------------------------------------------------------
# Select the architecture
#-------------------------------------------------------------------------------
option(DISABLE_ADVANCE_SIMD "Disable advance use of SIMD (SSE2+ & AVX)" OFF)
# Print if we are cross compiling.
if(CMAKE_CROSSCOMPILING)
message(STATUS "Cross compilation is enabled.")
else()
message(STATUS "Cross compilation is disabled.")
endif()
# Architecture bitness detection
include(TargetArch)
target_architecture(PCSX2_TARGET_ARCHITECTURES)
if(${PCSX2_TARGET_ARCHITECTURES} MATCHES "x86_64" OR ${PCSX2_TARGET_ARCHITECTURES} MATCHES "i386")
if(${PCSX2_TARGET_ARCHITECTURES} MATCHES "x86_64" AND (CMAKE_BUILD_TYPE MATCHES "Release" OR PACKAGE_MODE))
message(FATAL_ERROR "
The code for ${PCSX2_TARGET_ARCHITECTURES} support is not ready yet.
For now compile with -DCMAKE_TOOLCHAIN_FILE=cmake/linux-compiler-i386-multilib.cmake
or with
--cross-multilib passed to build.sh")
endif()
message(STATUS "Compiling a ${PCSX2_TARGET_ARCHITECTURES} build on a ${CMAKE_HOST_SYSTEM_PROCESSOR} host.")
else()
message(FATAL_ERROR "Unsupported architecture: ${PCSX2_TARGET_ARCHITECTURES}")
endif()
# Print a clear message that most architectures are not supported
if(NOT (${PCSX2_TARGET_ARCHITECTURES} MATCHES "i386"))
message(WARNING "
PCSX2 does not support the ${PCSX2_TARGET_ARCHITECTURES} architecture and has no plans yet to support it.
It would need a complete rewrite of the core emulator and a lot of time.
You can still run a i386 binary if you install all the i386 libraries (runtime and dev).")
endif()
if(${PCSX2_TARGET_ARCHITECTURES} MATCHES "i386")
# * -fPIC option was removed for multiple reasons.
# - Code only supports the x86 architecture.
# - code uses the ebx register so it's not compliant with PIC.
# - Impacts the performance too much.
# - Only plugins. No package will link to them.
set(CMAKE_POSITION_INDEPENDENT_CODE OFF)
if(NOT DEFINED ARCH_FLAG)
if (DISABLE_ADVANCE_SIMD)
if (USE_ICC)
set(ARCH_FLAG "-msse2")
else()
set(ARCH_FLAG "-msse -msse2 -mfxsr -mxsave -march=i686")
endif()
else()
# AVX requires some fix of the ABI (mangling) (default 2)
# Note: V6 requires GCC 4.7
#set(ARCH_FLAG "-march=native -fabi-version=6")
set(ARCH_FLAG "-mfxsr -mxsave -march=native")
endif()
endif()
# Don't bother porting SuperVU
if (NOT Linux)
set(DISABLE_SVU TRUE)
endif()
add_definitions(-D_ARCH_32=1 -D_M_X86=1 -D_M_X86_32=1)
set(_ARCH_32 1)
set(_M_X86 1)
set(_M_X86_32 1)
elseif(${PCSX2_TARGET_ARCHITECTURES} MATCHES "x86_64")
# x86_64 requires -fPIC
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
# SuperVU will not be ported
set(DISABLE_SVU TRUE)
if(NOT DEFINED ARCH_FLAG)
if (DISABLE_ADVANCE_SIMD)
if (USE_ICC)
set(ARCH_FLAG "-msse2")
else()
set(ARCH_FLAG "-msse -msse2 -mfxsr")
endif()
else()
#set(ARCH_FLAG "-march=native -fabi-version=6")
set(ARCH_FLAG "-march=native")
endif()
endif()
add_definitions(-D_ARCH_64=1 -D_M_X86=1 -D_M_X86_64=1)
set(_ARCH_64 1)
set(_M_X86 1)
set(_M_X86_64 1)
else()
# All but i386 requires -fPIC
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
message(FATAL_ERROR "Unsupported architecture: ${PCSX2_TARGET_ARCHITECTURES}")
endif()
#-------------------------------------------------------------------------------
# Control GCC flags
#-------------------------------------------------------------------------------
### Cmake set default value for various compilation variable
### Here the list of default value for documentation purpose
# ${CMAKE_SHARED_LIBRARY_CXX_FLAGS} = "-fPIC"
# ${CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS} = "-rdynamic"
#
# ${CMAKE_C_FLAGS} = "-g -O2"
# ${CMAKE_CXX_FLAGS} = "-g -O2"
# Use in debug mode
# ${CMAKE_CXX_FLAGS_DEBUG} = "-g"
# Use in release mode
# ${CMAKE_CXX_FLAGS_RELEASE} = "-O3 -DNDEBUG"
#-------------------------------------------------------------------------------
# Do not use default cmake flags
#-------------------------------------------------------------------------------
set(CMAKE_C_FLAGS_DEBUG "")
set(CMAKE_CXX_FLAGS_DEBUG "")
set(CMAKE_C_FLAGS_DEVEL "")
set(CMAKE_CXX_FLAGS_DEVEL "")
set(CMAKE_C_FLAGS_RELEASE "")
set(CMAKE_CXX_FLAGS_RELEASE "")
#-------------------------------------------------------------------------------
# Remove bad default option
#-------------------------------------------------------------------------------
# Remove -rdynamic option that can some segmentation fault when openining pcsx2 plugins
set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
if(${PCSX2_TARGET_ARCHITECTURES} MATCHES "i386")
# Remove -fPIC option on 32bit architectures.
# No good reason to use it for plugins, also it impacts performance.
set(CMAKE_SHARED_LIBRARY_C_FLAGS "")
set(CMAKE_SHARED_LIBRARY_CXX_FLAGS "")
endif()
#-------------------------------------------------------------------------------
# Set some default compiler flags
#-------------------------------------------------------------------------------
option(USE_LTO "Enable LTO optimization")
option(USE_PGO_GENERATE "Enable PGO optimization (generate profile)")
option(USE_PGO_OPTIMIZE "Enable PGO optimization (use profile)")
# Note1: Builtin strcmp/memcmp was proved to be slower on Mesa than stdlib version.
# Note2: float operation SSE is impacted by the PCSX2 SSE configuration. In particular, flush to zero denormal.
set(COMMON_FLAG "-pipe -fvisibility=hidden -pthread -fno-builtin-strcmp -fno-builtin-memcmp -mfpmath=sse")
if (DISABLE_SVU)
set(COMMON_FLAG "${COMMON_FLAG} -DDISABLE_SVU")
endif()
if(USE_VTUNE)
set(COMMON_FLAG "${COMMON_FLAG} -DENABLE_VTUNE")
endif()
set(HARDENING_FLAG "-D_FORTIFY_SOURCE=2 -Wformat -Wformat-security")
# -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.
# Note: future GCC (aka GCC 5.1.1) has less false positive so warning could maybe put back
# -Wno-unused-function: warn for function not used in release build
# -Wno-unused-value: lots of warning for this kind of statements "0 && ...". There are used to disable some parts of code in release/dev build.
set(DEFAULT_WARNINGS "-Wall -Wextra -Wno-attributes -Wno-unused-function -Wno-unused-parameter -Wno-missing-field-initializers ")
if (NOT USE_ICC)
set(DEFAULT_WARNINGS "${DEFAULT_WARNINGS} -Wno-unused-value ")
endif()
# -Wstrict-aliasing=n: to fix one day aliasing issue. n=1/2/3
if (USE_ICC)
set(AGGRESSIVE_WARNING "-Wstrict-aliasing ")
else()
set(AGGRESSIVE_WARNING "-Wstrict-aliasing -Wstrict-overflow=1 ")
endif()
if (USE_CLANG)
# -Wno-deprecated-register: glib issue...
set(DEFAULT_WARNINGS "${DEFAULT_WARNINGS} -Wno-deprecated-register -Wno-c++14-extensions")
set(DBG "-g -fno-omit-frame-pointer")
elseif (USE_ICC)
set(DBG "-g -fno-omit-frame-pointer")
elseif (USE_GCC)
set(DBG "-ggdb3 -fno-omit-frame-pointer")
endif()
if (USE_LTO)
include(ProcessorCount)
ProcessorCount(ncpu)
set(LTO_FLAGS "-fuse-linker-plugin -flto=${ncpu}")
set(DBG "") # not supported with LTO
set(CMAKE_AR /usr/bin/gcc-ar CACHE STRING "Archiver" FORCE)
set(CMAKE_RANLIB /usr/bin/gcc-ranlib CACHE STRING "ranlib" FORCE)
set(CMAKE_NM /usr/bin/gcc-nm CACHE STRING "nm" FORCE)
else()
set(LTO_FLAGS "")
endif()
if (USE_PGO_GENERATE OR USE_PGO_OPTIMIZE)
set(PGO_FLAGS "-fprofile-dir=${CMAKE_SOURCE_DIR}/profile")
endif()
if (USE_PGO_GENERATE)
set(PGO_FLAGS "${PGO_FLAGS} -fprofile-generate")
endif()
if(USE_PGO_OPTIMIZE)
set(PGO_FLAGS "${PGO_FLAGS} -fprofile-use")
endif()
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if(CMAKE_BUILD_TYPE MATCHES "Debug")
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set(DEBUG_FLAG "${DBG} -DPCSX2_DEVBUILD -DPCSX2_DEBUG -D_DEBUG")
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elseif(CMAKE_BUILD_TYPE MATCHES "Devel")
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set(DEBUG_FLAG "${DBG} -DNDEBUG -DPCSX2_DEVBUILD -D_DEVEL")
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elseif(CMAKE_BUILD_TYPE MATCHES "Release")
set(DEBUG_FLAG "-DNDEBUG")
elseif(CMAKE_BUILD_TYPE MATCHES "Prof")
# Keep frame pointer and debug information for profiler tool
set(DEBUG_FLAG "-g -fno-omit-frame-pointer -DNDEBUG")
endif()
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if (USE_ASAN)
set(ASAN_FLAG "-fsanitize=address ${DBG} -DASAN_WORKAROUND")
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else()
set(ASAN_FLAG "")
endif()
if(NOT DEFINED OPTIMIZATION_FLAG)
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if (CMAKE_BUILD_TYPE STREQUAL Debug)
if (USE_GCC)
set(OPTIMIZATION_FLAG -Og)
else()
set(OPTIMIZATION_FLAG -O0)
endif()
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else()
set(OPTIMIZATION_FLAG -O2)
endif()
endif()
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if (NOT DEFINED PGO)
set(PGO "none")
set(GCOV_LIBRARIES "")
else()
set(GCOV_LIBRARIES "-lgcov")
endif()
# Note: -DGTK_DISABLE_DEPRECATED can be used to test a build without gtk deprecated feature. It could be useful to port to a newer API
set(DEFAULT_GCC_FLAG "${ARCH_FLAG} ${COMMON_FLAG} ${DEFAULT_WARNINGS} ${AGGRESSIVE_WARNING} ${HARDENING_FLAG} ${DEBUG_FLAG} ${ASAN_FLAG} ${OPTIMIZATION_FLAG} ${LTO_FLAGS} ${PGO_FLAGS} ${PLUGIN_SUPPORT}")
# c++ only flags
set(DEFAULT_CPP_FLAG "${DEFAULT_GCC_FLAG} -std=c++11 -Wno-invalid-offsetof")
#-------------------------------------------------------------------------------
# Allow user to set some default flags
# Note: string STRIP must be used to remove trailing and leading spaces.
# See policy CMP0004
#-------------------------------------------------------------------------------
# TODO: once we completely clean all flags management, this mess could be cleaned ;)
### linker flags
if(DEFINED USER_CMAKE_LD_FLAGS)
message(STATUS "Pcsx2 is very sensible with gcc flags, so use USER_CMAKE_LD_FLAGS at your own risk !!!")
string(STRIP "${USER_CMAKE_LD_FLAGS}" USER_CMAKE_LD_FLAGS)
else()
set(USER_CMAKE_LD_FLAGS "")
endif()
# ask the linker to strip the binary
if(CMAKE_BUILD_STRIP)
string(STRIP "${USER_CMAKE_LD_FLAGS} -s" USER_CMAKE_LD_FLAGS)
endif()
### c flags
# Note CMAKE_C_FLAGS is also send to the linker.
# By default allow build on amd64 machine
if(DEFINED USER_CMAKE_C_FLAGS)
message(STATUS "Pcsx2 is very sensible with gcc flags, so use USER_CMAKE_C_FLAGS at your own risk !!!")
string(STRIP "${USER_CMAKE_C_FLAGS}" CMAKE_C_FLAGS)
endif()
# Use some default machine flags
string(STRIP "${CMAKE_C_FLAGS} ${DEFAULT_GCC_FLAG}" CMAKE_C_FLAGS)
### C++ flags
# Note CMAKE_CXX_FLAGS is also send to the linker.
# By default allow build on amd64 machine
if(DEFINED USER_CMAKE_CXX_FLAGS)
message(STATUS "Pcsx2 is very sensible with gcc flags, so use USER_CMAKE_CXX_FLAGS at your own risk !!!")
string(STRIP "${USER_CMAKE_CXX_FLAGS}" CMAKE_CXX_FLAGS)
endif()
# Use some default machine flags
string(STRIP "${CMAKE_CXX_FLAGS} ${DEFAULT_CPP_FLAG}" CMAKE_CXX_FLAGS)
#-------------------------------------------------------------------------------
# Too much user/packager use experimental flags as release flags
#-------------------------------------------------------------------------------
if(CMAKE_BUILD_TYPE MATCHES "Release" OR PACKAGE_MODE)
if (GTK3_API)
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message(WARNING "GTK3 is highly experimental besides it requires a wxWidget built with __WXGTK3__ support !!!")
endif()
endif()