1 /*

     2  * Copyright (c) 1998, 2015, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 #include "precompiled.hpp"

    26 #include "runtime/thread.inline.hpp"

    27 #include "runtime/threadLocalStorage.hpp"

    28 

    29 // True thread-local variable

    30 __thread Thread * ThreadLocalStorage::_thr_current = NULL;

    31 

    32 // Implementations needed to support the shared API

    33 

    34 void ThreadLocalStorage::pd_invalidate_all() {} // nothing to do

    35 

    36 bool ThreadLocalStorage::_initialized = false;

    37 

    38 void ThreadLocalStorage::init() {

    39   _initialized = true;

    40 }

    41 

    42 bool ThreadLocalStorage::is_initialized() {

    43   return _initialized;

    44 }

    45 

    46 Thread* ThreadLocalStorage::get_thread_slow() {

    47     return thread();

    48 }

    49 

    50 extern "C" Thread* get_thread() {

    51   return ThreadLocalStorage::thread();

    52 }