hg: jdk9/hs-rt/hotspot: 8076185: Provide SafeFetchX implementation for zero

[david.holmes at oracle.com]

Changeset: 633053d4d137
Author:    dholmes
Date:      2015-03-31 05:30 -0400
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/633053d4d137

8076185: Provide SafeFetchX implementation for zero
Summary: Implement SafeFetchX for zero using setjmp/longjmp and Posix TLS
Reviewed-by: sgehwolf, dholmes
Contributed-by: thomas.stuefe at gmail.com

! src/cpu/zero/vm/stubGenerator_zero.cpp
! src/os_cpu/bsd_zero/vm/os_bsd_zero.cpp
! src/os_cpu/linux_zero/vm/os_linux_zero.cpp
! src/share/vm/runtime/stubRoutines.hpp