Tracking Issue for NEON fp16 intrinsics

[mrkajetanp]

This is a tracking issue for NEON fp16 intrinsics.
The feature gate for the issue is #![feature(stdarch_neon_fp16)].

This feature depends on the following PRs:

• Add f16 formatting and parsing #127013 for intrinsics-test to be able to compare the results to C++

Public API

// core::arch::aarch64

fn vadd_f16(..);
(...)

Steps

• Implemenation
• Final comment period (FCP)
• Stabilisation PR

Implementation history

TODO