internal/simdgen: add variable Permute

This CL only adds the "PermuteVar"(namings borrowed from C#) variant of permutes.
The immediate variant of permute will be in another CL.

This CL generates CL 687939.

Change-Id: I3072ede18d623f23a007f66114ee0e429dd2aa0d
Reviewed-on: https://go-review.googlesource.com/c/arch/+/687919
Reviewed-by: David Chase <drchase@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
9 files changed
tree: e14ae5992455adc219044f1413668ddd98dd2bf3
  1. arm/
  2. arm64/
  3. internal/
  4. loong64/
  5. ppc64/
  6. riscv64/
  7. s390x/
  8. x86/
  9. codereview.cfg
  10. CONTRIBUTING.md
  11. go.mod
  12. go.sum
  13. LICENSE
  14. PATENTS
  15. README.md
README.md

arch

Go Reference

This repository holds machine architecture information used by the Go toolchain. The parts needed in the main Go repository are copied in.

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The git repository is https://go.googlesource.com/arch.

The main issue tracker for the arch repository is located at https://go.dev/issues. Prefix your issue with “x/arch:” in the subject line, so it is easy to find.