Function simd_ext_muh
pub(in ::core_arch::loongarch64) const unsafe fn simd_ext_muh<T: Copy, W: Copy + SimdExt>(a: T, b: T) -> Tsimd_ext_muhpub(in ::core_arch::loongarch64) const unsafe fn simd_ext_muh<T: Copy, W: Copy + SimdExt>(a: T, b: T) -> T