Function vcopyq_lane_f32

pub unsafe fn vcopyq_lane_f32(
    a: float32x4_t,
    const LANE1: i32,
    b: float32x2_t,
    const LANE2: i32,
) -> float32x4_t

Available on (AArch64 or target_arch="arm64ec") and target feature neon only.

Insert vector element from another vector element

Arm’s documentation