mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
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88 lines
2.9 KiB
88 lines
2.9 KiB
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}${FLOAT_ABI_SUFFIX}) |
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endif() |
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# == Compiler flags |
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if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm) |
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set(CMAKE_CXX_FLAGS_INIT "-mthumb") |
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set(CMAKE_C_FLAGS_INIT "-mthumb") |
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set(common_ld_opt "-Wl,--fix-cortex-a8") |
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set(CMAKE_SHARED_LINKER_FLAGS_INIT "${common_ld_opt}") |
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set(CMAKE_MODULE_LINKER_FLAGS_INIT "${common_ld_opt}") |
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set(CMAKE_EXE_LINKER_FLAGS_INIT "${common_ld_opt} -Wl,-z,nocopyreloc") |
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elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "aarch64") |
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include("${CMAKE_CURRENT_LIST_DIR}/flags-aarch64.cmake") |
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if(COMMAND ocv_set_platform_flags) |
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ocv_set_platform_flags(CMAKE_CXX_FLAGS_INIT) |
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ocv_set_platform_flags(CMAKE_C_FLAGS_INIT) |
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endif() |
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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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