Function vmull_lane_u32 

pub fn vmull_lane_u32(
    a: uint32x2_t,
    b: uint32x2_t,
    const LANE: i32,
) -> uint64x2_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 target feature neon only.

Vector long multiply by scalar Arm’s documentation