Function core::arch::aarch64::vqshrn_high_n_s64

pub unsafe fn vqshrn_high_n_s64(
    a: int32x2_t, 
    b: int64x2_t, 
    const N: i32
) -> int32x4_t

Available on AArch64 and target feature neon only.

Signed saturating shift right narrow