Use: #include <arm_neon.h> Select ARM64 msvc v19.14 WINE and the compiler fails with this message: /opt/compiler-explorer/windows/19.14.26423/include/arm_neon.h(17): fatal error C1189: #error: This header is specific to ARM targets Inter...
#ifndef __ARM_NEON__ #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h #endif // 转载自 https://zhuanlan.zhihu.com/p/24702989 /*(1)、正常指令:生成大小相同且类型通常与操作数向量相同的结果向量; (2)、长指令:对双字向量操作数执行运算,...
如何处理 include <stddef.h> 编译报错 问题现象 C 代码中 include <stddef.h> 编译报错: lib/clang/15.0.4/incl……欲了解更多信息欢迎访问华为HarmonyOS开发者官网
ARCH="arm" AR="arm-openwrt-linux-muslgnueabi-ar" CC="arm-openwrt-linux-muslgnueabi-gcc" CXX="arm-openwrt-linux-muslgnueabi-g++" CFLAGS="-Os -pipe -march=armv7-a -mtune=cortex-a7 -mfpu=neon -fno-caller-saves -fno-plt -mfloat-abi=hard -Wformat -Werror=format-security -fstack-...
set(CMAKE_REQUIRED_FLAGS "${NEONFLAG} ${NATIVEFLAG}") check_c_source_compiles( "int main() { return 0; }" "#ifdef _M_ARM64 # include <arm64_neon.h> #else # include <arm_neon.h> #endif int main() { return 0; }" MFPU_NEON_AVAILABLE FAIL_REGEX "not supported") set(CMAKE...