Function vrsqrteh_f16 

pub fn vrsqrteh_f16(a: f16) -> f16

🔬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.

Reciprocal square-root estimate. Arm’s documentation