cpu: use MRS instruction to read arm64 system registers

Use the MRS instruction with the corresponding system register instead
of encoding the instructions using a WORD directive.

Change-Id: I2995dfa6ad731cb03867160127db84898adfdda5
Reviewed-on: https://go-review.googlesource.com/c/sys/+/583135
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: David Chase <drchase@google.com>
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
1 file changed
tree: 30fb3d6ff0ac17e6342f964476be5c401ff649a8
  1. cpu/
  2. execabs/
  3. plan9/
  4. unix/
  5. windows/
  6. .gitattributes
  7. .gitignore
  8. codereview.cfg
  9. CONTRIBUTING.md
  10. go.mod
  11. LICENSE
  12. PATENTS
  13. README.md
README.md

sys

Go Reference

This repository holds supplemental Go packages for low-level interactions with the operating system.

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