... in particular:
 * safepoint table accessors,
 * constant pool accessors,
 * handler table accessors.

This is a step towards Code-less embedded builtins.

Bug: v8:11880
Change-Id: I50c21000a821d0895295e4003ab321ddd8856546
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3764349Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Commit-Queue: Igor Sheludko <ishell@chromium.org>
Auto-Submit: Igor Sheludko <ishell@chromium.org>
Cr-Commit-Position: refs/heads/main@{#81779}