Support was added to big endian machines (PPC/AIX and S390)
using the following CLs:

TurboFan fixes:
https://crrev.com/c/3313444
https://crrev.com/c/3327721
Wasm Compiler fix:
https://crrev.com/c/3316032
cctest:
https://crrev.com/c/3302852

Change-Id: Ie20dcbe37d04b20d15aae724a82a204bd12baa2b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3329795Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Milad Farazmand <mfarazma@redhat.com>
Cr-Commit-Position: refs/heads/main@{#78350}