Function vcreate_s64 

pub fn vcreate_s64(a: u64) -> int64x1_t

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

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

Insert vector element from another vector element Arm’s documentation