Function vqshrn_n_s64 

pub fn vqshrn_n_s64(a: int64x2_t, const N: i32) -> int32x2_t

🔬This is a nightly-only experimental API. (stdarch_arm_neon_intrinsics #111800)

Available on (AArch64 or ARM64EC) and (AArch64 or ARM64EC or target feature v7) and (ARM or AArch64 or ARM64EC) and ARM and target feature neon and target feature v7 only.

Signed saturating shift right narrow Arm’s documentation