|
|
|
|
if(COMMAND toolchain_save_config)
|
|
|
|
|
return() # prevent recursive call
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
set(CMAKE_SYSTEM_NAME Linux)
|
|
|
|
|
set(CMAKE_SYSTEM_VERSION 1)
|
|
|
|
|
if(NOT DEFINED CMAKE_SYSTEM_PROCESSOR)
|
|
|
|
|
set(CMAKE_SYSTEM_PROCESSOR arm)
|
|
|
|
|
else()
|
|
|
|
|
#message("CMAKE_SYSTEM_PROCESSOR=${CMAKE_SYSTEM_PROCESSOR}")
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
include("${CMAKE_CURRENT_LIST_DIR}/gnu.toolchain.cmake")
|
|
|
|
|
|
|
|
|
|
if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm AND NOT ARM_IGNORE_FP)
|
|
|
|
|
set(FLOAT_ABI_SUFFIX "")
|
|
|
|
|
if(NOT SOFTFP)
|
|
|
|
|
set(FLOAT_ABI_SUFFIX "hf")
|
|
|
|
|
endif()
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
if(NOT "x${GCC_COMPILER_VERSION}" STREQUAL "x")
|
|
|
|
|
set(__GCC_VER_SUFFIX "-${GCC_COMPILER_VERSION}")
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
if(NOT DEFINED CMAKE_C_COMPILER)
|
|
|
|
|
find_program(CMAKE_C_COMPILER NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-gcc${__GCC_VER_SUFFIX})
|
|
|
|
|
else()
|
|
|
|
|
#message(WARNING "CMAKE_C_COMPILER=${CMAKE_C_COMPILER} is defined")
|
|
|
|
|
endif()
|
|
|
|
|
if(NOT DEFINED CMAKE_CXX_COMPILER)
|
|
|
|
|
find_program(CMAKE_CXX_COMPILER NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-g++${__GCC_VER_SUFFIX})
|
|
|
|
|
else()
|
|
|
|
|
#message(WARNING "CMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER} is defined")
|
|
|
|
|
endif()
|
|
|
|
|
if(NOT DEFINED CMAKE_LINKER)
|
|
|
|
|
find_program(CMAKE_LINKER NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ld${__GCC_VER_SUFFIX} ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ld)
|
|
|
|
|
else()
|
|
|
|
|
#message(WARNING "CMAKE_LINKER=${CMAKE_LINKER} is defined")
|
|
|
|
|
endif()
|
|
|
|
|
if(NOT DEFINED CMAKE_AR)
|
|
|
|
|
find_program(CMAKE_AR NAMES ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ar${__GCC_VER_SUFFIX} ${GNU_MACHINE}${FLOAT_ABI_SUFFIX}-ar)
|
|
|
|
|
else()
|
|
|
|
|
#message(WARNING "CMAKE_AR=${CMAKE_AR} is defined")
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
if(NOT DEFINED ARM_LINUX_SYSROOT AND DEFINED GNU_MACHINE)
|
|
|
|
|
set(ARM_LINUX_SYSROOT /usr/${GNU_MACHINE}${FLOAT_ABI_SUFFIX})
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
if(NOT DEFINED CMAKE_CXX_FLAGS)
|
|
|
|
|
set(CMAKE_CXX_FLAGS "" CACHE INTERAL "")
|
|
|
|
|
set(CMAKE_C_FLAGS "" CACHE INTERAL "")
|
|
|
|
|
set(CMAKE_SHARED_LINKER_FLAGS "" CACHE INTERAL "")
|
|
|
|
|
set(CMAKE_MODULE_LINKER_FLAGS "" CACHE INTERAL "")
|
|
|
|
|
set(CMAKE_EXE_LINKER_FLAGS "" CACHE INTERAL "")
|
|
|
|
|
|
|
|
|
|
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fdata-sections -Wa,--noexecstack -fsigned-char -Wno-psabi")
|
|
|
|
|
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fdata-sections -Wa,--noexecstack -fsigned-char -Wno-psabi")
|
|
|
|
|
if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm)
|
|
|
|
|
set(CMAKE_CXX_FLAGS "-mthumb ${CMAKE_CXX_FLAGS}")
|
|
|
|
|
set(CMAKE_C_FLAGS "-mthumb ${CMAKE_C_FLAGS}")
|
|
|
|
|
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,nocopyreloc")
|
|
|
|
|
endif()
|
|
|
|
|
if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm)
|
|
|
|
|
set(ARM_LINKER_FLAGS "-Wl,--fix-cortex-a8 -Wl,--no-undefined -Wl,--gc-sections -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now")
|
|
|
|
|
elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
|
|
|
|
|
set(ARM_LINKER_FLAGS "-Wl,--no-undefined -Wl,--gc-sections -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now")
|
|
|
|
|
endif()
|
|
|
|
|
set(CMAKE_SHARED_LINKER_FLAGS "${ARM_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}")
|
|
|
|
|
set(CMAKE_MODULE_LINKER_FLAGS "${ARM_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}")
|
|
|
|
|
set(CMAKE_EXE_LINKER_FLAGS "${ARM_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}")
|
|
|
|
|
else()
|
|
|
|
|
#message(WARNING "CMAKE_CXX_FLAGS='${CMAKE_CXX_FLAGS}' is defined")
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
if(USE_NEON)
|
|
|
|
|
message(WARNING "You use obsolete variable USE_NEON to enable NEON instruction set. Use -DENABLE_NEON=ON instead." )
|
|
|
|
|
set(ENABLE_NEON TRUE)
|
|
|
|
|
elseif(USE_VFPV3)
|
|
|
|
|
message(WARNING "You use obsolete variable USE_VFPV3 to enable VFPV3 instruction set. Use -DENABLE_VFPV3=ON instead." )
|
|
|
|
|
set(ENABLE_VFPV3 TRUE)
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${ARM_LINUX_SYSROOT})
|
|
|
|
|
|
|
|
|
|
if(EXISTS ${CUDA_TOOLKIT_ROOT_DIR})
|
|
|
|
|
set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${CUDA_TOOLKIT_ROOT_DIR})
|
|
|
|
|
endif()
|
|
|
|
|
|
|
|
|
|
set(TOOLCHAIN_CONFIG_VARS ${TOOLCHAIN_CONFIG_VARS}
|
|
|
|
|
ARM_LINUX_SYSROOT
|
|
|
|
|
ENABLE_NEON
|
|
|
|
|
ENABLE_VFPV3
|
|
|
|
|
CUDA_TOOLKIT_ROOT_DIR
|
|
|
|
|
)
|
|
|
|
|
toolchain_save_config()
|
