Mercurial > hg > graal-compiler
annotate src/os/solaris/vm/osThread_solaris.cpp @ 10405:f2110083203d
8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
| author | sla |
|---|---|
| date | Mon, 10 Jun 2013 11:30:51 +0200 |
| parents | cd3d6a6b95d9 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 10405 | 2 * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 // no precompiled headers |
| 26 #include "runtime/atomic.hpp" | |
| 27 #include "runtime/handles.inline.hpp" | |
| 28 #include "runtime/mutexLocker.hpp" | |
| 29 #include "runtime/os.hpp" | |
| 30 #include "runtime/osThread.hpp" | |
| 31 #include "runtime/safepoint.hpp" | |
| 32 #include "runtime/vmThread.hpp" | |
| 33 | |
|
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34 #include <signal.h> |
| 0 | 35 |
| 36 // *************************************************************** | |
| 37 // Platform dependent initialization and cleanup | |
| 38 // *************************************************************** | |
| 39 | |
| 40 void OSThread::pd_initialize() { | |
| 41 _thread_id = 0; | |
| 42 sigemptyset(&_caller_sigmask); | |
| 43 | |
| 44 _saved_interrupt_thread_state = _thread_new; | |
| 45 _vm_created_thread = false; | |
| 46 } | |
| 47 | |
| 48 void OSThread::pd_destroy() { | |
| 49 } | |
| 50 | |
| 51 // copied from synchronizer.cpp | |
| 52 | |
| 53 void OSThread::handle_spinlock_contention(int tries) { | |
| 54 if (NoYieldsInMicrolock) return; | |
| 55 | |
| 56 if (tries > 10) { | |
| 57 os::yield_all(tries); // Yield to threads of any priority | |
| 58 } else if (tries > 5) { | |
| 59 os::yield(); // Yield to threads of same or higher priority | |
| 60 } | |
| 61 } | |
| 10405 | 62 |
| 63 void OSThread::SR_handler(Thread* thread, ucontext_t* uc) { | |
| 64 os::Solaris::SR_handler(thread, uc); | |
| 65 } |