Function vreinterpret_p8_p64 

pub fn vreinterpret_p8_p64(a: poly64x1_t) -> poly8x8_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 target feature neon and target feature v7 only.

Vector reinterpret cast operation Arm’s documentation