jdk8-mips64-public/hotspot: src/share/vm/oops/oopsHierarchy.cpp@b92c45f2bc75

7016023: Enable building ARM and PPC from src/closed repository
Reviewed-by: dholmes, bdelsart

     1 /*

     2  * Copyright (c) 2005, 2010, 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  */

    25 #include "precompiled.hpp"

    26 #include "gc_interface/collectedHeap.hpp"

    27 #include "gc_interface/collectedHeap.inline.hpp"

    28 #include "oops/oopsHierarchy.hpp"

    29 #include "runtime/thread.hpp"

    30 #include "utilities/globalDefinitions.hpp"

    31 #ifdef TARGET_OS_FAMILY_linux

    32 # include "thread_linux.inline.hpp"

    33 #endif

    34 #ifdef TARGET_OS_FAMILY_solaris

    35 # include "thread_solaris.inline.hpp"

    36 #endif

    37 #ifdef TARGET_OS_FAMILY_windows

    38 # include "thread_windows.inline.hpp"

    39 #endif

    41 #ifdef CHECK_UNHANDLED_OOPS

    43 void oop::register_oop() {

    44   assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");

    45   if (!Universe::is_fully_initialized()) return;

    46   // This gets expensive, which is why checking unhandled oops is on a switch.

    47   Thread* t = ThreadLocalStorage::thread();

    48   if (t != NULL && t->is_Java_thread()) {

    49      frame fr = os::current_frame();

    50      // This points to the oop creator, I guess current frame points to caller

    51      assert (fr.pc(), "should point to a vm frame");

    52      t->unhandled_oops()->register_unhandled_oop(this, fr.pc());

    53   }

    54 }

    56 void oop::unregister_oop() {

    57   assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");

    58   if (!Universe::is_fully_initialized()) return;

    59   // This gets expensive, which is why checking unhandled oops is on a switch.

    60   Thread* t = ThreadLocalStorage::thread();

    61   if (t != NULL && t->is_Java_thread()) {

    62     t->unhandled_oops()->unregister_unhandled_oop(this);

    63   }

    64 }

    65 #endif // CHECK_UNHANDLED_OOPS

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