hg: panama/dev: Manual merge with foreign

[maurizio.cimadamore at oracle.com]

Changeset: 2537f8a674db
Author:    mcimadamore
Date:      2019-11-25 18:46 +0000
URL:       https://hg.openjdk.java.net/panama/dev/rev/2537f8a674db

Manual merge with foreign

! src/hotspot/cpu/aarch64/directUpcallHandler_aarch64.cpp
! src/hotspot/cpu/x86/directUpcallHandler_x86.cpp
! src/hotspot/share/logging/logTag.hpp
! src/hotspot/share/prims/directUpcallHandler.cpp
! src/hotspot/share/prims/nativeLookup.cpp