Function vshrn_high_n_s32

pub unsafe fn vshrn_high_n_s32(
    a: int16x4_t,
    b: int32x4_t,
    const N: i32,
) -> int16x8_t

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

Shift right narrow

Arm’s documentation