It might be wrong for bytecode blocks that only juggle registers.

Bug: v8:7700
Change-Id: Idf495112d278e1899a1bbd1f92128fcc2edf6074
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3579103
Commit-Queue: Leszek Swirski <leszeks@chromium.org>
Auto-Submit: Leszek Swirski <leszeks@chromium.org>
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Cr-Commit-Position: refs/heads/main@{#79875}