Mercurial > hg > truffle
view src/share/vm/ci/ciSignature.hpp @ 6725:da91efe96a93
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 |
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date | Sat, 01 Sep 2012 13:25:18 -0400 |
parents | 1d7922586cf6 |
children | f6b0eb4e44cf |
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/* * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef SHARE_VM_CI_CISIGNATURE_HPP #define SHARE_VM_CI_CISIGNATURE_HPP #include "ci/ciClassList.hpp" #include "ci/ciSymbol.hpp" #include "utilities/globalDefinitions.hpp" #include "utilities/growableArray.hpp" // ciSignature // // This class represents the signature of a method. class ciSignature : public ResourceObj { private: ciSymbol* _symbol; ciKlass* _accessing_klass; GrowableArray<ciType*>* _types; int _size; // number of stack slots required for arguments int _count; // number of parameter types in the signature friend class ciMethod; friend class ciBytecodeStream; friend class ciObjectFactory; ciSignature(ciKlass* accessing_klass, constantPoolHandle cpool, ciSymbol* signature); void get_all_klasses(); Symbol* get_symbol() const { return _symbol->get_symbol(); } public: ciSymbol* as_symbol() const { return _symbol; } ciKlass* accessing_klass() const { return _accessing_klass; } ciType* return_type() const; ciType* type_at(int index) const; int size() const { return _size; } int count() const { return _count; } bool equals(ciSignature* that); void print_signature(); void print(); }; #endif // SHARE_VM_CI_CISIGNATURE_HPP