Function vqdmlal_lane_s16 

pub fn vqdmlal_lane_s16(
    a: int32x4_t,
    b: int16x4_t,
    c: int16x4_t,
    const N: i32,
) -> int32x4_t

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

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

Vector widening saturating doubling multiply accumulate with scalar Arm’s documentation