/*+
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 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.+
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.+
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 *+
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 * This code is free software; you can redistribute it and/or modify it+
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 * under the terms of the GNU General Public License version 2 only, as+
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 * published by the Free Software Foundation.+
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 *+
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 * This code is distributed in the hope that it will be useful, but WITHOUT+
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or+
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License+
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 * version 2 for more details (a copy is included in the LICENSE file that+
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 * accompanied this code).+
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 *+
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 * You should have received a copy of the GNU General Public License version+
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 * 2 along with this work; if not, write to the Free Software Foundation,+
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.+
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 *+
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA+
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 * or visit www.oracle.com if you need additional information or have any+
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 * questions.+
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 *+
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 */+
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+
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#include "precompiled.hpp"+
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#include "classfile/altHashing.hpp"+
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#include "classfile/javaClasses.hpp"+
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#include "oops/oop.inline.hpp"+
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#include "runtime/handles.inline.hpp"+
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#include "utilities/copy.hpp"+
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#ifdef TARGET_OS_FAMILY_linux+
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# include "thread_linux.inline.hpp"+
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#endif+
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#ifdef TARGET_OS_FAMILY_solaris+
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# include "thread_solaris.inline.hpp"+
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#endif+
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#ifdef TARGET_OS_FAMILY_windows+
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# include "thread_windows.inline.hpp"+
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#endif+
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#ifdef TARGET_OS_FAMILY_bsd+
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# include "thread_bsd.inline.hpp"+
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#endif+
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+
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bool always_do_update_barrier = false;+
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+
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BarrierSet* oopDesc::_bs = NULL;+
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+
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void oopDesc::print_on(outputStream* st) const {+
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  if (this == NULL) {+
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    st->print_cr("NULL");+
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  } else {+
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    klass()->oop_print_on(oop(this), st);+
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  }+
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}+
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+
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void oopDesc::print_address_on(outputStream* st) const {+
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  if (PrintOopAddress) {+
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    st->print("{"INTPTR_FORMAT"}", this);+
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  }+
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}+
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+
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void oopDesc::print()         { print_on(tty);         }+
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+
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void oopDesc::print_address() { print_address_on(tty); }+
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+
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char* oopDesc::print_string() {+
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  stringStream st;+
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  print_on(&st);+
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  return st.as_string();+
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}+
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+
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void oopDesc::print_value() {+
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  print_value_on(tty);+
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}+
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+
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char* oopDesc::print_value_string() {+
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  char buf[100];+
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  stringStream st(buf, sizeof(buf));+
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  print_value_on(&st);+
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  return st.as_string();+
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}+
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+
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void oopDesc::print_value_on(outputStream* st) const {+
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  oop obj = oop(this);+
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  if (this == NULL) {+
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    st->print("NULL");+
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  } else if (java_lang_String::is_instance(obj)) {+
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    java_lang_String::print(obj, st);+
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    if (PrintOopAddress) print_address_on(st);+
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  } else {+
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    klass()->oop_print_value_on(obj, st);+
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  }+
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}+
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+
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+
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void oopDesc::verify_on(outputStream* st) {+
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  if (this != NULL) {+
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    klass()->oop_verify_on(this, st);+
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  }+
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}+
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+
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+
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void oopDesc::verify() {+
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  verify_on(tty);+
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}+
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+
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intptr_t oopDesc::slow_identity_hash() {+
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  // slow case; we have to acquire the micro lock in order to locate the header+
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  ResetNoHandleMark rnm; // Might be called from LEAF/QUICK ENTRY+
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  HandleMark hm;+
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  Handle object(this);+
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  return ObjectSynchronizer::identity_hash_value_for(object);+
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}+
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+
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// When String table needs to rehash+
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unsigned int oopDesc::new_hash(jint seed) {+
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  ResourceMark rm;+
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  int length;+
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  jchar* chars = java_lang_String::as_unicode_string(this, length);+
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  // Use alternate hashing algorithm on the string+
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  return AltHashing::murmur3_32(seed, chars, length);+
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}+
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+
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VerifyOopClosure VerifyOopClosure::verify_oop;+
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+
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void VerifyOopClosure::do_oop(oop* p)       { VerifyOopClosure::do_oop_work(p); }+
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void VerifyOopClosure::do_oop(narrowOop* p) { VerifyOopClosure::do_oop_work(p); }+
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