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comparison src/share/vm/runtime/unhandledOops.cpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents d2a62e0f25eb
children 9c3dc501b5eb
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6724:36d1d483d5d6 6725:da91efe96a93
1 /* 1 /*
2 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
82 // May not be called for the current thread, as in the case of 82 // May not be called for the current thread, as in the case of
83 // VM_GetOrSetLocal in jvmti. 83 // VM_GetOrSetLocal in jvmti.
84 void UnhandledOops::allow_unhandled_oop(oop* op) { 84 void UnhandledOops::allow_unhandled_oop(oop* op) {
85 assert (CheckUnhandledOops, "should only be called with checking option"); 85 assert (CheckUnhandledOops, "should only be called with checking option");
86 86
87 int i = _oop_list->find_at_end(op, match_oop_entry); 87 int i = _oop_list->find_from_end(op, match_oop_entry);
88 assert(i!=-1, "safe for gc oop not in unhandled_oop_list"); 88 assert(i!=-1, "safe for gc oop not in unhandled_oop_list");
89 89
90 UnhandledOopEntry entry = _oop_list->at(i); 90 UnhandledOopEntry entry = _oop_list->at(i);
91 assert(!entry._ok_for_gc, "duplicate entry"); 91 assert(!entry._ok_for_gc, "duplicate entry");
92 entry._ok_for_gc = true; 92 entry._ok_for_gc = true;
104 if (unhandled_oop_print) { 104 if (unhandled_oop_print) {
105 for (int i=0; i<_level; i++) tty->print(" "); 105 for (int i=0; i<_level; i++) tty->print(" ");
106 tty->print_cr("u "INTPTR_FORMAT, op); 106 tty->print_cr("u "INTPTR_FORMAT, op);
107 } 107 }
108 108
109 int i = _oop_list->find_at_end(op, match_oop_entry); 109 int i = _oop_list->find_from_end(op, match_oop_entry);
110 assert(i!=-1, "oop not in unhandled_oop_list"); 110 assert(i!=-1, "oop not in unhandled_oop_list");
111 _oop_list->remove_at(i); 111 _oop_list->remove_at(i);
112 } 112 }
113 113
114 void UnhandledOops::clear_unhandled_oops() { 114 void UnhandledOops::clear_unhandled_oops() {