Function vcvt_n_f16_s16 

pub fn vcvt_n_f16_s16(a: int16x4_t, const N: i32) -> float16x4_t

🔬This is a nightly-only experimental API. (stdarch_neon_f16 #136306)

Available on (AArch64 or target_arch=arm64ec) and non-target_arch=arm64ec and target feature neon and target feature fp16 only.

Fixed-point convert to floating-point Arm’s documentation