所以选哟指定编译时arm架构(即代码要运行的架构), -mfloat-abi=soft/softfp/hard soft(软浮点):表明不是用FPU硬件,使用GCC整数算术库来模拟浮点运算 softfp(硬浮点):表明要使用FPU硬件来做浮点运算,函数的参数传递到整数寄存器(r0-r3)中,然后再传递到FPU。目的是为了生成的代码采用兼容软浮点调用接口(即使用-mflo...
cmake # 设置C和C++编译标志 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=armv7-a -mfpu=neon -mfloat-abi=hard") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=armv7-a -mfpu=neon -mfloat-abi=hard") # 设置链接选项 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,...
SET(CMAKE_BUILD_TYPE Release) SET(CMAKE_CXX_FLAGS"-std=c++11 -O2 -mfloat-abi=hard -mfpu=neon")#micro#ADD_DEFINITIONS( -DENABLE_OPENCV -D__SDK4__)#include and libs pathSET(INCLUDE_PATH . ../ /usr/include/eigen3 /srv/boost_1_63_0 ) SET(LINK_PATH /srv/boost_1_63_0/stage/l...
SET(CMAKE_BUILD_TYPE Release) SET(CMAKE_CXX_FLAGS "-std=c++11 -O2 -mfloat-abi=hard -mfpu=neon") #micro #ADD_DEFINITIONS( -DENABLE_OPENCV -D__SDK4__) #include and libs path SET(INCLUDE_PATH . ../ /usr/include/eigen3 /srv/boost_1_63_0 ) SET(LINK_PATH /srv/boost_1_63_0/...
set(CMAKE_CXX_COMPILER clang++) set(CMAKE_CXX_FLAGS "--target=arm-liteos -D__clang__ -march=armv7-a -w -mfloat-abi=softfp -mcpu=cortex-a7 -mfpu=neon-vfpv4") #指定链接工具和链接标志,必须指定--target和--sysroot,其中OHOS_ROOT_PATH可通过cmake命令后缀参数来指定。 set(MY_LINK_...
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfloat-abi=hard -mfpu=neon") 常见场景 编译动态库 ## 生成libtest.so ### 添加源码路径 aux_source_directory (xxx/src SRC_LIB_TEST) ### 生成so库 add_library (libtest SHARED ${SRC_LIB_TEST}) ...
add_compile_options(-mthumb -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections -g -Os -MMD -MP -Wall) 1. 2. 3. 4. 5. 6. 7. 8. 9. 对于编译选项,需要结合项目实际开发情况。对于arm平台,比较重要的几个选项包括: ...
set(CMAKE_CXX_COMPILER clang++)set(CMAKE_CXX_FLAGS"--target=arm-liteos -D__clang__ -march=armv7-a -w -mfloat-abi=softfp -mcpu=cortex-a7 -mfpu=neon-vfpv4")#指定链接工具和链接标志,必须指定--target和--sysroot,其中OHOS_ROOT_PATH可通过cmake命令后缀参数来指定。set(MY_LINK_FLAGS"--...
(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) SET(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) SET(YOUR_TARGET_OS linux) SET(YOUR_TARGET_ARCH armv7-a) SET(CMAKE_CXX_FLAGS "-std=c++11 -march=armv7-a -mfloat-abi=softfp -mfpu=neon-vfpv4 ${C...
# 编译选项 # CMAKE_C_FLAGS: 对应的CFLAGS # CMAKE_CXX_FLAGS: 对应的CxxFLAGS # CMAKE_EXE_LINKER_FLAGS: 对应的LDFLAGS SET(CMAKE_CXX_FLAGS "-std=c++11 -O2 -mfloat-abi=hard -mfpu=neon") SET(INCLUDE_PATH . ../ /usr/include/eigen3 /srv/boost_1_63_0 ) ...