hg: graal/graal-jvmci-8: made JavaThread::_jvmci a union

[doug.simon at oracle.com]

Changeset: f58e7b5fe0ab
Author:    Doug Simon <doug.simon at oracle.com>
Date:      2015-08-25 22:58 +0200
URL:       http://hg.openjdk.java.net/graal/graal-jvmci-8/rev/f58e7b5fe0ab

made JavaThread::_jvmci a union

! src/cpu/sparc/vm/sharedRuntime_sparc.cpp
! src/cpu/x86/vm/sharedRuntime_x86_64.cpp
! src/share/vm/runtime/thread.cpp
! src/share/vm/runtime/thread.hpp