Question about NEON and VFP on the TX2 platform

1、How to config NEON and VFP functions on the TX2 platform, when using the NEON intrinsics or VFP intrinsics ?
2、How the status about NEON functions in the kernel config that was default ?
3、How the status about VFP functions in the kernel config that was default ?
4、softvfp+vfpv_d16_fp16,softvfp+vfpv_fp16 or softvfp+vfpv_fp16,which is support on the TX2 and which is used on the TX2 best?
5、Could the NEON intrinsics and VFP intrinsics are used at the same time ?
6、If has VFP intrinsics be support for TX2 or other NVIDIA platform ?
7、what different between using NEON on Denver2 and using NEON on Cortex-A7 ?
8、what different between using VFP on Denver2 and using VFP on Cortex-A7 ?

It’s the same topic as below.
https://devtalk.nvidia.com/default/topic/1038699