Port 6f9e71fa

Original Commit Message:

    - Fix tracing of reference return values. StoreTaggedPointer should not
      use the write barrier since we are writing to the stack.
    - Avoid re-allocating a slot for the return value when it is already
      spilled.

R=thibaudm@chromium.org, joransiu@ca.ibm.com, junyan@redhat.com, midawson@redhat.com
BUG=
LOG=N

Change-Id: I5b16259b1c6e8c019f6b17e8efb7947776e4ee24
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3886398Reviewed-by: Thibaud Michaud <thibaudm@chromium.org>
Commit-Queue: Milad Farazmand <mfarazma@redhat.com>
Cr-Commit-Position: refs/heads/main@{#83112}