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223 lines
8.8 KiB
CMake
223 lines
8.8 KiB
CMake
3 years ago
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CMAKE_MINIMUM_REQUIRED(VERSION 3.5 FATAL_ERROR)
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# ---[ Setup project
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PROJECT(
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cpuinfo
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LANGUAGES C CXX
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)
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# ---[ Options.
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SET(CPUINFO_LIBRARY_TYPE "default" CACHE STRING "Type of cpuinfo library (shared, static, or default) to build")
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SET_PROPERTY(CACHE CPUINFO_LIBRARY_TYPE PROPERTY STRINGS default static shared)
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SET(CPUINFO_RUNTIME_TYPE "default" CACHE STRING "Type of runtime library (shared, static, or default) to use")
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SET_PROPERTY(CACHE CPUINFO_RUNTIME_TYPE PROPERTY STRINGS default static shared)
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SET(CPUINFO_LOG_LEVEL "default" CACHE STRING "Minimum logging level (info with lower severity will be ignored)")
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SET_PROPERTY(CACHE CPUINFO_LOG_LEVEL PROPERTY STRINGS default debug info warning error fatal none)
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MACRO(CPUINFO_TARGET_ENABLE_C99 target)
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SET_TARGET_PROPERTIES(${target} PROPERTIES
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C_STANDARD 99
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C_EXTENSIONS NO)
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ENDMACRO()
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MACRO(CPUINFO_TARGET_ENABLE_CXX11 target)
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SET_TARGET_PROPERTIES(${target} PROPERTIES
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CXX_STANDARD 11
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CXX_EXTENSIONS NO)
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ENDMACRO()
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MACRO(CPUINFO_TARGET_RUNTIME_LIBRARY target)
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IF(MSVC AND NOT CPUINFO_RUNTIME_TYPE STREQUAL "default")
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IF(CPUINFO_RUNTIME_TYPE STREQUAL "shared")
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TARGET_COMPILE_OPTIONS(${target} PRIVATE
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"/MD$<$<CONFIG:Debug>:d>")
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ELSEIF(CPUINFO_RUNTIME_TYPE STREQUAL "static")
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TARGET_COMPILE_OPTIONS(${target} PRIVATE
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"/MT$<$<CONFIG:Debug>:d>")
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ENDIF()
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ENDIF()
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ENDMACRO()
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# -- [ Determine target processor
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SET(CPUINFO_TARGET_PROCESSOR "${CMAKE_SYSTEM_PROCESSOR}")
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IF(CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND CMAKE_OSX_ARCHITECTURES MATCHES "^(x86_64|arm64)$")
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SET(CPUINFO_TARGET_PROCESSOR "${CMAKE_OSX_ARCHITECTURES}")
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ENDIF()
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# ---[ Build flags
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SET(CPUINFO_SUPPORTED_PLATFORM TRUE)
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IF(NOT CMAKE_SYSTEM_PROCESSOR)
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IF(NOT IOS)
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MESSAGE(WARNING
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"Target processor architecture is not specified. "
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"cpuinfo will compile, but cpuinfo_initialize() will always fail.")
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SET(CPUINFO_SUPPORTED_PLATFORM FALSE)
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ENDIF()
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ELSEIF(NOT CPUINFO_TARGET_PROCESSOR MATCHES "^(i[3-6]86|AMD64|x86(_64)?|armv[5-8].*|aarch64|arm64)$")
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MESSAGE(WARNING
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"Target processor architecture \"${CPUINFO_TARGET_PROCESSOR}\" is not supported in cpuinfo. "
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"cpuinfo will compile, but cpuinfo_initialize() will always fail.")
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SET(CPUINFO_SUPPORTED_PLATFORM FALSE)
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ENDIF()
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IF(NOT CMAKE_SYSTEM_NAME)
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MESSAGE(WARNING
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"Target operating system is not specified. "
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"cpuinfo will compile, but cpuinfo_initialize() will always fail.")
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SET(CPUINFO_SUPPORTED_PLATFORM FALSE)
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ELSEIF(NOT CMAKE_SYSTEM_NAME MATCHES "^(Windows|CYGWIN|MSYS|Darwin|Linux|Android)$")
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IF(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.14" AND NOT CMAKE_SYSTEM_NAME STREQUAL "iOS")
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MESSAGE(WARNING
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"Target operating system \"${CMAKE_SYSTEM_NAME}\" is not supported in cpuinfo. "
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"cpuinfo will compile, but cpuinfo_initialize() will always fail.")
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SET(CPUINFO_SUPPORTED_PLATFORM FALSE)
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ENDIF()
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ENDIF()
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# ---[ cpuinfo library
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SET(CPUINFO_SRCS
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src/init.c
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src/api.c
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src/cache.c)
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IF(CPUINFO_SUPPORTED_PLATFORM)
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IF(NOT CMAKE_SYSTEM_NAME STREQUAL "Emscripten" AND (CPUINFO_TARGET_PROCESSOR MATCHES "^(i[3-6]86|AMD64|x86(_64)?)$" OR IOS_ARCH MATCHES "^(i386|x86_64)$"))
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LIST(APPEND CPUINFO_SRCS
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src/x86/init.c
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src/x86/info.c
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src/x86/vendor.c
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src/x86/uarch.c
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src/x86/name.c
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src/x86/topology.c
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src/x86/isa.c
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src/x86/cache/init.c
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src/x86/cache/descriptor.c
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src/x86/cache/deterministic.c)
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IF(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR CMAKE_SYSTEM_NAME STREQUAL "Android")
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LIST(APPEND CPUINFO_SRCS
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src/x86/linux/init.c
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src/x86/linux/cpuinfo.c)
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ELSEIF(CMAKE_SYSTEM_NAME STREQUAL "Darwin" OR CMAKE_SYSTEM_NAME STREQUAL "iOS")
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LIST(APPEND CPUINFO_SRCS src/x86/mach/init.c)
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ELSEIF(CMAKE_SYSTEM_NAME MATCHES "^(Windows|CYGWIN|MSYS)$")
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LIST(APPEND CPUINFO_SRCS src/x86/windows/init.c)
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ENDIF()
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ELSEIF(CPUINFO_TARGET_PROCESSOR MATCHES "^(armv[5-8].*|aarch64|arm64)$" OR IOS_ARCH MATCHES "^(armv7.*|arm64.*)$")
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LIST(APPEND CPUINFO_SRCS
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src/arm/uarch.c
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src/arm/cache.c)
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IF(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR CMAKE_SYSTEM_NAME STREQUAL "Android")
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LIST(APPEND CPUINFO_SRCS
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src/arm/linux/init.c
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src/arm/linux/cpuinfo.c
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src/arm/linux/clusters.c
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src/arm/linux/chipset.c
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src/arm/linux/midr.c
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src/arm/linux/hwcap.c)
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IF(CMAKE_SYSTEM_PROCESSOR MATCHES "^armv[5-8]")
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LIST(APPEND CPUINFO_SRCS src/arm/linux/aarch32-isa.c)
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IF(CMAKE_SYSTEM_NAME STREQUAL "Android" AND ANDROID_ABI STREQUAL "armeabi")
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SET_SOURCE_FILES_PROPERTIES(src/arm/linux/aarch32-isa.c PROPERTIES COMPILE_FLAGS -marm)
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ENDIF()
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ELSEIF(CMAKE_SYSTEM_PROCESSOR MATCHES "^(aarch64|arm64)$")
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LIST(APPEND CPUINFO_SRCS src/arm/linux/aarch64-isa.c)
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ENDIF()
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ELSEIF(IOS OR (CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND CPUINFO_TARGET_PROCESSOR STREQUAL "arm64"))
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LIST(APPEND CPUINFO_SRCS src/arm/mach/init.c)
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ENDIF()
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IF(CMAKE_SYSTEM_NAME STREQUAL "Android")
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LIST(APPEND CPUINFO_SRCS
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src/arm/android/properties.c)
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ENDIF()
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ENDIF()
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IF(CMAKE_SYSTEM_NAME STREQUAL "Emscripten")
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LIST(APPEND CPUINFO_SRCS
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src/emscripten/init.c)
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ENDIF()
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IF(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR CMAKE_SYSTEM_NAME STREQUAL "Android")
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LIST(APPEND CPUINFO_SRCS
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src/linux/smallfile.c
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src/linux/multiline.c
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src/linux/cpulist.c
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src/linux/processors.c)
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ELSEIF(CMAKE_SYSTEM_NAME STREQUAL "Darwin" OR CMAKE_SYSTEM_NAME STREQUAL "iOS")
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LIST(APPEND CPUINFO_SRCS src/mach/topology.c)
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ENDIF()
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IF(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR CMAKE_SYSTEM_NAME STREQUAL "Android")
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SET(CMAKE_THREAD_PREFER_PTHREAD TRUE)
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SET(THREADS_PREFER_PTHREAD_FLAG TRUE)
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FIND_PACKAGE(Threads REQUIRED)
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ENDIF()
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ENDIF()
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IF(CPUINFO_LIBRARY_TYPE STREQUAL "default")
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ADD_LIBRARY(cpuinfo ${CPUINFO_SRCS})
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ELSEIF(CPUINFO_LIBRARY_TYPE STREQUAL "shared")
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ADD_LIBRARY(cpuinfo SHARED ${CPUINFO_SRCS})
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ELSEIF(CPUINFO_LIBRARY_TYPE STREQUAL "static")
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ADD_LIBRARY(cpuinfo STATIC ${CPUINFO_SRCS})
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ELSE()
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MESSAGE(FATAL_ERROR "Unsupported library type ${CPUINFO_LIBRARY_TYPE}")
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ENDIF()
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ADD_LIBRARY(cpuinfo_internals STATIC ${CPUINFO_SRCS})
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CPUINFO_TARGET_ENABLE_C99(cpuinfo)
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CPUINFO_TARGET_ENABLE_C99(cpuinfo_internals)
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CPUINFO_TARGET_RUNTIME_LIBRARY(cpuinfo)
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IF(CMAKE_SYSTEM_NAME MATCHES "^(Windows|CYGWIN|MSYS)$")
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# Target Windows 7+ API
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE _WIN32_WINNT=0x0601)
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TARGET_COMPILE_DEFINITIONS(cpuinfo_internals PRIVATE _WIN32_WINNT=0x0601)
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ENDIF()
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SET_TARGET_PROPERTIES(cpuinfo PROPERTIES PUBLIC_HEADER include/cpuinfo.h)
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TARGET_INCLUDE_DIRECTORIES(cpuinfo BEFORE PUBLIC include)
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TARGET_INCLUDE_DIRECTORIES(cpuinfo BEFORE PRIVATE src)
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TARGET_INCLUDE_DIRECTORIES(cpuinfo_internals BEFORE PUBLIC include src)
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IF(CPUINFO_LOG_LEVEL STREQUAL "default")
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# default logging level: error (subject to change)
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE CPUINFO_LOG_LEVEL=2)
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ELSEIF(CPUINFO_LOG_LEVEL STREQUAL "debug")
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE CPUINFO_LOG_LEVEL=5)
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ELSEIF(CPUINFO_LOG_LEVEL STREQUAL "info")
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE CPUINFO_LOG_LEVEL=4)
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ELSEIF(CPUINFO_LOG_LEVEL STREQUAL "warning")
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE CPUINFO_LOG_LEVEL=3)
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ELSEIF(CPUINFO_LOG_LEVEL STREQUAL "error")
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE CPUINFO_LOG_LEVEL=2)
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ELSEIF(CPUINFO_LOG_LEVEL STREQUAL "fatal")
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE CPUINFO_LOG_LEVEL=1)
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ELSEIF(CPUINFO_LOG_LEVEL STREQUAL "none")
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE CPUINFO_LOG_LEVEL=0)
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ELSE()
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MESSAGE(FATAL_ERROR "Unsupported logging level ${CPUINFO_LOG_LEVEL}")
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ENDIF()
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TARGET_COMPILE_DEFINITIONS(cpuinfo_internals PRIVATE CPUINFO_LOG_LEVEL=0)
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IF(CPUINFO_SUPPORTED_PLATFORM)
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TARGET_COMPILE_DEFINITIONS(cpuinfo INTERFACE CPUINFO_SUPPORTED_PLATFORM=1)
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IF(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR CMAKE_SYSTEM_NAME STREQUAL "Android")
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TARGET_LINK_LIBRARIES(cpuinfo PUBLIC ${CMAKE_THREAD_LIBS_INIT})
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TARGET_LINK_LIBRARIES(cpuinfo_internals PUBLIC ${CMAKE_THREAD_LIBS_INIT})
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TARGET_COMPILE_DEFINITIONS(cpuinfo PRIVATE _GNU_SOURCE=1)
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TARGET_COMPILE_DEFINITIONS(cpuinfo_internals PRIVATE _GNU_SOURCE=1)
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ENDIF()
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ELSE()
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TARGET_COMPILE_DEFINITIONS(cpuinfo INTERFACE CPUINFO_SUPPORTED_PLATFORM=0)
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ENDIF()
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# ---[ cpuinfo dependencies: clog
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IF(NOT DEFINED CLOG_SOURCE_DIR)
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SET(CLOG_SOURCE_DIR "${PROJECT_SOURCE_DIR}/deps/clog")
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ENDIF()
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IF(NOT TARGET clog)
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SET(CLOG_BUILD_TESTS OFF CACHE BOOL "")
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SET(CLOG_RUNTIME_TYPE "${CPUINFO_RUNTIME_TYPE}" CACHE STRING "")
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ADD_SUBDIRECTORY(
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"${CLOG_SOURCE_DIR}")
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# We build static version of clog but a dynamic library may indirectly depend on it
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SET_PROPERTY(TARGET clog PROPERTY POSITION_INDEPENDENT_CODE ON)
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ENDIF()
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TARGET_LINK_LIBRARIES(cpuinfo PRIVATE clog)
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TARGET_LINK_LIBRARIES(cpuinfo_internals PRIVATE clog)
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