Function f16x2_neg 

pub unsafe fn f16x2_neg(a: f16x2) -> f16x2

🔬This is a nightly-only experimental API. (stdarch_nvptx #111199)

Available on NVidia GPU only.

Arithmetic negate

https://docs.nvidia.com/cuda/parallel-thread-execution/#half-precision-floating-point-instructions-neg

Corresponds to the CUDA C intrinsic __hmin2