cpu: add amd64 v2/v3/v4 feature bits Updates https://go.dev/issues/58015 (this adds the underlying feature bits necessary for that consistent with what this repository already implements, but doesn't add an explicit "level") Change-ID: I87a36c669bbb151df7c49e98fdadc808ed0db820 Assisted-By: "claude my eyes right out" Reviewed-on: https://go-review.googlesource.com/c/sys/+/822061 Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com> Reviewed-by: Cherry Mui <cherryyz@google.com> LUCI-TryBot-Result: golang-scoped@luci-project-accounts.iam.gserviceaccount.com <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Tianon Gravi <admwiggin@gmail.com> Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com> Reviewed-by: Samuel Karp <samuelkarp@google.com>
This repository holds supplemental Go packages for low-level interactions with the operating system.
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