Function core::arch::arm::vdup_lane_p8

pub unsafe fn vdup_lane_p8<const N: i32>(a: poly8x8_t) -> poly8x8_t

🔬 This is a nightly-only experimental API. (stdsimd #48556)

This is supported on ARM and target feature neon only.

将所有 vector 通道设置为相同的值