1 /* 2 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2012, 2013 SAP AG. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 // no precompiled headers 27 #include "runtime/atomic.hpp" 28 #include "runtime/handles.inline.hpp" 29 #include "runtime/mutexLocker.hpp" 30 #include "runtime/os.hpp" 31 #include "runtime/osThread.hpp" 32 #include "runtime/safepoint.hpp" 33 #include "runtime/vmThread.hpp" 34 #ifdef TARGET_ARCH_ppc 35 # include "assembler_ppc.inline.hpp" 36 #endif 37 38 39 void OSThread::pd_initialize() { 40 assert(this != NULL, "check"); 41 _thread_id = 0; 42 _pthread_id = 0; 43 _siginfo = NULL; 44 _ucontext = NULL; 45 _expanding_stack = 0; 46 _alt_sig_stack = NULL; 47 48 _last_cpu_times.sys = _last_cpu_times.user = 0L; 49 50 sigemptyset(&_caller_sigmask); 51 52 _startThread_lock = new Monitor(Mutex::event, "startThread_lock", true); 53 assert(_startThread_lock !=NULL, "check"); 54 } 55 56 void OSThread::pd_destroy() { 57 delete _startThread_lock; 58 }