- Uses a temp register to hold esp so we can align it to a
  8-byte boundary.

Bug: v8:8015
Change-Id: I487789250aca89c360a70614d7b0bd382705febf
Reviewed-on: https://chromium-review.googlesource.com/1229614Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Commit-Queue: Bill Budge <bbudge@chromium.org>
Cr-Commit-Position: refs/heads/master@{#56051}