Function vdup_lane_s32 

pub fn vdup_lane_s32(a: int32x2_t, const N: i32) -> int32x2_t

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

Set all vector lanes to the same value Arm’s documentation