hg: panama/dev: Automatic merge with foreign

[maurizio.cimadamore at oracle.com]

Changeset: b8533bf2b837
Author:    mcimadamore
Date:      2018-10-02 13:09 +0200
URL:       http://hg.openjdk.java.net/panama/dev/rev/b8533bf2b837

Automatic merge with foreign

- src/hotspot/cpu/x86/nativeInvoker_x86.cpp
- src/hotspot/share/prims/nativeInvoker.cpp
- src/hotspot/share/prims/nativeInvoker.hpp
- src/java.base/share/classes/jdk/internal/foreign/NativeInvoker.java
- src/java.base/share/classes/jdk/internal/foreign/UpcallHandler.java