Function vget_lane_p64 

pub fn vget_lane_p64(v: poly64x1_t, const IMM5: i32) -> u64

🔬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.

Move vector element to general-purpose register Arm’s documentation