Function core::arch::aarch64::vaddhn_high_s64   
source · pub unsafe fn vaddhn_high_s64(
    r: int32x2_t,
    a: int64x2_t,
    b: int64x2_t
) -> int32x4_t🔬This is a nightly-only experimental API. (
stdsimd #48556)Available on AArch64 and target feature 
neon only.Expand description
Add returning High Narrow (high half).