This read can cause a guard page violation on Windows, where the sp is
sometimes incorrect and points far into the future stack space.

Bug: v8:8883, v8:5193
Change-Id: I55c1fcac873a9c43484a5d1c3f2661f3589b1daf
Reviewed-on: https://chromium-review.googlesource.com/c/1480378Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Peter Marshall <petermarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59810}