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https://github.com/opencv/opencv.git
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backport ARM toolchain from master
This commit is contained in:
Alexander Alekhin
parent
4d041e6809
commit
a42be1f9bd
4
platforms/linux/aarch64-gnu.toolchain.cmake
Normal file
4
platforms/linux/aarch64-gnu.toolchain.cmake
Normal file
@ -0,0 +1,4 @@
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set(CMAKE_SYSTEM_PROCESSOR aarch64)
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set(GCC_COMPILER_VERSION "" CACHE STRING "GCC Compiler version")
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set(GNU_MACHINE "aarch64-linux-gnu" CACHE STRING "GNU compiler triple")
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include("${CMAKE_CURRENT_LIST_DIR}/arm.toolchain.cmake")
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@ -1,89 +1,3 @@
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set(CMAKE_SYSTEM_NAME Linux)
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set(CMAKE_SYSTEM_VERSION 1)
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set(CMAKE_SYSTEM_PROCESSOR arm)
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set(GCC_COMPILER_VERSION "4.6" CACHE STRING "GCC Compiler version")
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set(FLOAT_ABI_SUFFIX "")
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if (NOT SOFTFP)
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set(FLOAT_ABI_SUFFIX "hf")
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endif()
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set(CMAKE_C_COMPILER arm-linux-gnueabi${FLOAT_ABI_SUFFIX}-gcc-${GCC_COMPILER_VERSION})
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set(CMAKE_CXX_COMPILER arm-linux-gnueabi${FLOAT_ABI_SUFFIX}-g++-${GCC_COMPILER_VERSION})
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set(ARM_LINUX_SYSROOT /usr/arm-linux-gnueabi${FLOAT_ABI_SUFFIX} CACHE PATH "ARM cross compilation system root")
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set(CMAKE_CXX_FLAGS "" CACHE STRING "c++ flags")
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set(CMAKE_C_FLAGS "" CACHE STRING "c flags")
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set(CMAKE_SHARED_LINKER_FLAGS "" CACHE STRING "shared linker flags")
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set(CMAKE_MODULE_LINKER_FLAGS "" CACHE STRING "module linker flags")
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set(CMAKE_EXE_LINKER_FLAGS "-Wl,-z,nocopyreloc" CACHE STRING "executable linker flags")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mthumb -fdata-sections -Wa,--noexecstack -fsigned-char -Wno-psabi")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mthumb -fdata-sections -Wa,--noexecstack -fsigned-char -Wno-psabi")
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set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--fix-cortex-a8 -Wl,--no-undefined -Wl,--gc-sections -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now ${CMAKE_SHARED_LINKER_FLAGS}")
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set(CMAKE_MODULE_LINKER_FLAGS "-Wl,--fix-cortex-a8 -Wl,--no-undefined -Wl,--gc-sections -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now ${CMAKE_MODULE_LINKER_FLAGS}")
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set(CMAKE_EXE_LINKER_FLAGS "-Wl,--fix-cortex-a8 -Wl,--no-undefined -Wl,--gc-sections -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now ${CMAKE_EXE_LINKER_FLAGS}")
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if(USE_NEON)
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message(WARNING "You use obsolete variable USE_NEON to enable NEON instruction set. Use -DENABLE_NEON=ON instead." )
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set(ENABLE_NEON TRUE)
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elseif(USE_VFPV3)
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message(WARNING "You use obsolete variable USE_VFPV3 to enable VFPV3 instruction set. Use -DENABLE_VFPV3=ON instead." )
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set(ENABLE_VFPV3 TRUE)
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endif()
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set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${ARM_LINUX_SYSROOT})
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if(EXISTS ${CUDA_TOOLKIT_ROOT_DIR})
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set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${CUDA_TOOLKIT_ROOT_DIR})
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endif()
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set( CMAKE_SKIP_RPATH TRUE CACHE BOOL "If set, runtime paths are not added when using shared libraries." )
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
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# macro to find programs on the host OS
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macro( find_host_program )
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set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER )
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set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER )
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set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER )
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if( CMAKE_HOST_WIN32 )
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SET( WIN32 1 )
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SET( UNIX )
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elseif( CMAKE_HOST_APPLE )
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SET( APPLE 1 )
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SET( UNIX )
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endif()
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find_program( ${ARGN} )
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SET( WIN32 )
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SET( APPLE )
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SET( UNIX 1 )
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set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY )
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set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
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set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )
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endmacro()
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# macro to find packages on the host OS
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macro( find_host_package )
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set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER )
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set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER )
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set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER )
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if( CMAKE_HOST_WIN32 )
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SET( WIN32 1 )
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SET( UNIX )
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elseif( CMAKE_HOST_APPLE )
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SET( APPLE 1 )
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SET( UNIX )
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endif()
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find_package( ${ARGN} )
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SET( WIN32 )
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SET( APPLE )
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SET( UNIX 1 )
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set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY )
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set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
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set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )
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endmacro()
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set(GCC_COMPILER_VERSION "" CACHE STRING "GCC Compiler version")
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set(GNU_MACHINE "arm-linux-gnueabi" CACHE STRING "GNU compiler triple")
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include("${CMAKE_CURRENT_LIST_DIR}/arm.toolchain.cmake")
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97
platforms/linux/arm.toolchain.cmake
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97
platforms/linux/arm.toolchain.cmake
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@ -0,0 +1,97 @@
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if(COMMAND toolchain_save_config)
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return() # prevent recursive call
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endif()
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set(CMAKE_SYSTEM_NAME Linux)
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set(CMAKE_SYSTEM_VERSION 1)
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if(NOT DEFINED CMAKE_SYSTEM_PROCESSOR)
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set(CMAKE_SYSTEM_PROCESSOR arm)
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else()
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#message("CMAKE_SYSTEM_PROCESSOR=${CMAKE_SYSTEM_PROCESSOR}")
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endif()
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include("${CMAKE_CURRENT_LIST_DIR}/gnu.toolchain.cmake")
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if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm AND NOT ARM_IGNORE_FP)
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set(FLOAT_ABI_SUFFIX "")
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if(NOT SOFTFP)
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set(FLOAT_ABI_SUFFIX "hf")
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endif()
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endif()
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if(NOT "x${GCC_COMPILER_VERSION}" STREQUAL "x")
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set(__GCC_VER_SUFFIX "-${GCC_COMPILER_VERSION}")
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endif()
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if(NOT DEFINED CMAKE_C_COMPILER)
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find_program(CMAKE_C_COMPILER NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-gcc${__GCC_VER_SUFFIX})
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else()
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#message(WARNING "CMAKE_C_COMPILER=${CMAKE_C_COMPILER} is defined")
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endif()
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if(NOT DEFINED CMAKE_CXX_COMPILER)
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find_program(CMAKE_CXX_COMPILER NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-g++${__GCC_VER_SUFFIX})
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else()
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#message(WARNING "CMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER} is defined")
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endif()
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if(NOT DEFINED CMAKE_LINKER)
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find_program(CMAKE_LINKER NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ld${__GCC_VER_SUFFIX} ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ld)
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else()
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#message(WARNING "CMAKE_LINKER=${CMAKE_LINKER} is defined")
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endif()
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if(NOT DEFINED CMAKE_AR)
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find_program(CMAKE_AR NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ar${__GCC_VER_SUFFIX} ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ar)
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else()
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#message(WARNING "CMAKE_AR=${CMAKE_AR} is defined")
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endif()
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if(NOT DEFINED ARM_LINUX_SYSROOT AND DEFINED GNU_MACHINE)
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set(ARM_LINUX_SYSROOT /usr/${GNU_MACHINE}${FLOAT_ABI_SUFFIX})
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endif()
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if(NOT DEFINED CMAKE_CXX_FLAGS)
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set(CMAKE_CXX_FLAGS "" CACHE INTERAL "")
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set(CMAKE_C_FLAGS "" CACHE INTERAL "")
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set(CMAKE_SHARED_LINKER_FLAGS "" CACHE INTERAL "")
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set(CMAKE_MODULE_LINKER_FLAGS "" CACHE INTERAL "")
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set(CMAKE_EXE_LINKER_FLAGS "" CACHE INTERAL "")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fdata-sections -Wa,--noexecstack -fsigned-char -Wno-psabi")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fdata-sections -Wa,--noexecstack -fsigned-char -Wno-psabi")
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if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm)
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set(CMAKE_CXX_FLAGS "-mthumb ${CMAKE_CXX_FLAGS}")
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set(CMAKE_C_FLAGS "-mthumb ${CMAKE_C_FLAGS}")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,nocopyreloc")
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endif()
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if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm)
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set(ARM_LINKER_FLAGS "-Wl,--fix-cortex-a8 -Wl,--no-undefined -Wl,--gc-sections -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now")
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elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
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set(ARM_LINKER_FLAGS "-Wl,--no-undefined -Wl,--gc-sections -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now")
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endif()
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set(CMAKE_SHARED_LINKER_FLAGS "${ARM_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}")
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set(CMAKE_MODULE_LINKER_FLAGS "${ARM_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}")
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set(CMAKE_EXE_LINKER_FLAGS "${ARM_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}")
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else()
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#message(WARNING "CMAKE_CXX_FLAGS='${CMAKE_CXX_FLAGS}' is defined")
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endif()
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if(USE_NEON)
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message(WARNING "You use obsolete variable USE_NEON to enable NEON instruction set. Use -DENABLE_NEON=ON instead." )
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set(ENABLE_NEON TRUE)
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elseif(USE_VFPV3)
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message(WARNING "You use obsolete variable USE_VFPV3 to enable VFPV3 instruction set. Use -DENABLE_VFPV3=ON instead." )
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set(ENABLE_VFPV3 TRUE)
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endif()
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set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${ARM_LINUX_SYSROOT})
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if(EXISTS ${CUDA_TOOLKIT_ROOT_DIR})
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set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${CUDA_TOOLKIT_ROOT_DIR})
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endif()
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set(TOOLCHAIN_CONFIG_VARS ${TOOLCHAIN_CONFIG_VARS}
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ARM_LINUX_SYSROOT
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ENABLE_NEON
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ENABLE_VFPV3
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CUDA_TOOLKIT_ROOT_DIR
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)
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toolchain_save_config()
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106
platforms/linux/gnu.toolchain.cmake
Normal file
106
platforms/linux/gnu.toolchain.cmake
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@ -0,0 +1,106 @@
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cmake_minimum_required(VERSION 2.8)
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# load settings in case of "try compile"
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set(TOOLCHAIN_CONFIG_FILE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/toolchain.config.cmake")
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get_property(__IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE)
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if(__IN_TRY_COMPILE)
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include("${CMAKE_CURRENT_SOURCE_DIR}/../toolchain.config.cmake" OPTIONAL) # CMAKE_BINARY_DIR is different
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macro(toolchain_save_config)
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# nothing
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endmacro()
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else()
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macro(toolchain_save_config)
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set(__config "#message(\"Load TOOLCHAIN config...\")\n")
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get_cmake_property(__variableNames VARIABLES)
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set(__vars_list ${ARGN})
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list(APPEND __vars_list
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${TOOLCHAIN_CONFIG_VARS}
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CMAKE_SYSTEM_NAME
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CMAKE_SYSTEM_VERSION
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CMAKE_SYSTEM_PROCESSOR
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CMAKE_C_COMPILER
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CMAKE_CXX_COMPILER
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CMAKE_C_FLAGS
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CMAKE_CXX_FLAGS
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CMAKE_SHARED_LINKER_FLAGS
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CMAKE_MODULE_LINKER_FLAGS
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CMAKE_EXE_LINKER_FLAGS
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CMAKE_SKIP_RPATH
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CMAKE_FIND_ROOT_PATH
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GCC_COMPILER_VERSION
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)
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foreach(__var ${__variableNames})
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foreach(_v ${__vars_list})
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if("x${__var}" STREQUAL "x${_v}")
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if(${__var} MATCHES " ")
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set(__config "${__config}set(${__var} \"${${__var}}\")\n")
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else()
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set(__config "${__config}set(${__var} ${${__var}})\n")
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endif()
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endif()
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endforeach()
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endforeach()
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if(EXISTS "${TOOLCHAIN_CONFIG_FILE}")
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file(READ "${TOOLCHAIN_CONFIG_FILE}" __config_old)
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endif()
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if("${__config_old}" STREQUAL "${__config}")
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# nothing
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else()
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#message("Update TOOLCHAIN config: ${__config}")
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file(WRITE "${TOOLCHAIN_CONFIG_FILE}" "${__config}")
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endif()
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unset(__config)
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unset(__config_old)
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unset(__vars_list)
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unset(__variableNames)
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endmacro()
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endif() # IN_TRY_COMPILE
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set(CMAKE_SKIP_RPATH TRUE)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
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# macro to find programs on the host OS
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macro(find_host_program)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER)
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if(CMAKE_HOST_WIN32)
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SET(WIN32 1)
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SET(UNIX)
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elseif(CMAKE_HOST_APPLE)
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SET(APPLE 1)
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SET(UNIX)
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endif()
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find_program(${ARGN})
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SET(WIN32)
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SET(APPLE)
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SET(UNIX 1)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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endmacro()
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# macro to find packages on the host OS
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macro(find_host_package)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER)
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if(CMAKE_HOST_WIN32)
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SET(WIN32 1)
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SET(UNIX)
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elseif(CMAKE_HOST_APPLE)
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SET(APPLE 1)
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SET(UNIX)
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endif()
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find_package(${ARGN})
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SET(WIN32)
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SET(APPLE)
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SET(UNIX 1)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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endmacro()
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set(CMAKE_SKIP_RPATH TRUE CACHE BOOL "If set, runtime paths are not added when using shared libraries.")
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