Function svdupq_n_s16 

pub fn svdupq_n_s16(
    x0: i16,
    x1: i16,
    x2: i16,
    x3: i16,
    x4: i16,
    x5: i16,
    x6: i16,
    x7: i16,
) -> svint16_t

🔬This is a nightly-only experimental API. (stdarch_aarch64_sve #145052)

Available on (AArch64 or ARM64EC) and target feature sve only.

Broadcast a quadword of scalars Arm’s documentation