1/* 2 * Copyright (c) 1997, 2013, 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#include "precompiled.hpp" 26#include "memory/iterator.inline.hpp" 27#include "memory/universe.hpp" 28#include "oops/oop.inline.hpp" 29#include "utilities/debug.hpp" 30#include "utilities/globalDefinitions.hpp" 31 32void KlassToOopClosure::do_klass(Klass* k) { 33 assert(_oop_closure != NULL, "Not initialized?"); 34 k->oops_do(_oop_closure); 35} 36 37void CLDToOopClosure::do_cld(ClassLoaderData* cld) { 38 cld->oops_do(_oop_closure, &_klass_closure, _must_claim_cld); 39} 40 41void CLDToKlassAndOopClosure::do_cld(ClassLoaderData* cld) { 42 cld->oops_do(_oop_closure, _klass_closure, _must_claim_cld); 43} 44 45void ObjectToOopClosure::do_object(oop obj) { 46 obj->oop_iterate(_cl); 47} 48 49void VoidClosure::do_void() { 50 ShouldNotCallThis(); 51} 52 53void CodeBlobToOopClosure::do_nmethod(nmethod* nm) { 54 nm->oops_do(_cl); 55 if (_fix_relocations) { 56 nm->fix_oop_relocations(); 57 } 58} 59 60void CodeBlobToOopClosure::do_code_blob(CodeBlob* cb) { 61 nmethod* nm = cb->as_nmethod_or_null(); 62 if (nm != NULL) { 63 do_nmethod(nm); 64 } 65} 66 67void MarkingCodeBlobClosure::do_code_blob(CodeBlob* cb) { 68 nmethod* nm = cb->as_nmethod_or_null(); 69 if (nm != NULL && !nm->test_set_oops_do_mark()) { 70 do_nmethod(nm); 71 } 72} 73 74// Generate the *Klass::oop_oop_iterate functions for the base class 75// of the oop closures. These versions use the virtual do_oop calls, 76// instead of the devirtualized do_oop_nv version. 77ALL_KLASS_OOP_OOP_ITERATE_DEFN(ExtendedOopClosure, _v) 78 79// Generate the *Klass::oop_oop_iterate functions 80// for the NoHeaderExtendedOopClosure helper class. 81ALL_KLASS_OOP_OOP_ITERATE_DEFN(NoHeaderExtendedOopClosure, _nv) 82