Tracking Issue for `keylocker_x86`

[sayantn]

Feature gate: #![feature(keylocker_x86)]

This is a tracking issue for the kl and widekl target features and the associated intrinsics in stdarch

Public API

The following target features and all their associated intrinsics

• kl: Intel Key Locker
• widekl: Intel Key Locker Wide

Steps / History

• Add the target features to Rust
• Add the Intrinsics and Feature Detection to stdarch
• Final comment period (FCP)¹
• Stabilization PR

Unresolved Questions

• None yet.

Implementation History

• Add kl and widekl target features, and the feature gate #134814
• Add keylocker (kl and widekl) intrinsics and runtime feature detection stdarch#1706

Footnotes

1. https://std-dev-guide.rust-lang.org/feature-lifecycle/stabilization.html ↩