Implementations are added to macro-assembler to be shared between
liftoff and code generator.

Change-Id: I6bde65dc50f1e52b8fbca150854e0b0863dff301
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3416190Reviewed-by: Junliang Yan <junyan@redhat.com>
Commit-Queue: Milad Farazmand <mfarazma@redhat.com>
Cr-Commit-Position: refs/heads/main@{#78760}