1 /* 2 * Copyright (c) 1999, 2011, 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 // 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 #ifdef TARGET_ARCH_x86 34 # include "assembler_x86.inline.hpp" 35 #endif 36 #ifdef TARGET_ARCH_sparc 37 # include "assembler_sparc.inline.hpp" 38 #endif 39 #ifdef TARGET_ARCH_zero 40 # include "assembler_zero.inline.hpp" 41 #endif 42 #ifdef TARGET_ARCH_arm 43 # include "assembler_arm.inline.hpp" 44 #endif 45 #ifdef TARGET_ARCH_ppc 46 # include "assembler_ppc.inline.hpp" 47 #endif 48 49 50 void OSThread::pd_initialize() { 51 assert(this != NULL, "check"); 52 _thread_id = 0; 53 _pthread_id = 0; 54 _siginfo = NULL; 55 _ucontext = NULL; 56 _expanding_stack = 0; 57 _alt_sig_stack = NULL; 58 59 sigemptyset(&_caller_sigmask); 60 61 _startThread_lock = new Monitor(Mutex::event, "startThread_lock", true); 62 assert(_startThread_lock !=NULL, "check"); 63 } 64 65 void OSThread::pd_destroy() { 66 delete _startThread_lock; 67 }