Function vreinterpret_s64_s16 

pub fn vreinterpret_s64_s16(a: int16x4_t) -> 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 little-endian and target feature neon only.

Vector reinterpret cast operation Arm’s documentation