These instructions have the same implementation in code-generator.

Bug: v8:11217
Change-Id: I06fa7eaf6360aa8f142ee1d0b36832be3a518b7b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2568920Reviewed-by: Bill Budge <bbudge@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71581}