RFR: 8254811: JDK-8254158 broke ppc64, s390 builds

[Thomas Stuefe]

On Thu, 15 Oct 2020 12:01:10 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> "frame::interpreter_frame_initial_sp_offset" is currently used in shared POSIX code, but doesn't exist on ppc64 and
> s390. These platforms use frame pointers instead of initial sp for reserved zone checks. See comments in
> InterpreterMacroAssembler::remove_activation on these platforms. So we must not add any offset.

LGTM. Thanks for fixing this!

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Marked as reviewed by stuefe (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/680