新增arm-himix100-linux.toolchain.cmake
# set cross-compiled system type, it's better not use the type which cmake cannot recognized.
SET ( CMAKE_SYSTEM_NAME Linux )
SET ( CMAKE_SYSTEM_PROCESSOR arm )
# when hislicon SDK was installed, toolchain was installed in the path as below:
SET ( CMAKE_C_COMPILER "/opt/hisi-linux/x86-arm/arm-himix100-linux/bin/arm-himix100-linux-gcc")
SET ( CMAKE_CXX_COMPILER "/opt/hisi-linux/x86-arm/arm-himix100-linux/bin/arm-himix100-linux-g++")
SET ( CMAKE_FIND_ROOT_PATH "/opt/hisi-linux/x86-arm/arm-himix100-linux" )
SET ( CMAKE_CXX_FLAGS "-std=c++11 -mcpu=cortex-a7 -mfloat-abi=softfp -mfpu=neon -mno-unaligned-access -fno-aggressive-loop-optimizations -fopenmp")
# set searching rules for cross-compiler
SET ( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER )
SET ( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
SET ( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )
message(${CMAKE_CXX_FLAGS})
# other settings
add_definitions(-D__ARM_NEON)
add_definitions(-D__ANDROID__)
SET ( ANDROID true)
编译
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/arm-himix100-linux.toolchain.cmake ..转载：https://blog.csdn.net/luyahan/article/details/102487394
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