120 lines
3.9 KiB
C++
120 lines
3.9 KiB
C++
/*
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* Copyright (c) 1999, 2019, 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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#ifndef SHARE_CI_CIMETADATA_HPP
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#define SHARE_CI_CIMETADATA_HPP
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#include "ci/ciBaseObject.hpp"
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#include "ci/ciClassList.hpp"
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#include "runtime/handles.hpp"
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#include "runtime/jniHandles.hpp"
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// ciMetadata
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//
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// Compiler interface to metadata object in the VM, not Java object.
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class ciMetadata: public ciBaseObject {
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CI_PACKAGE_ACCESS
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friend class ciEnv;
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protected:
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Metadata* _metadata;
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ciMetadata(): _metadata(NULL) {}
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ciMetadata(Metadata* o): _metadata(o) {}
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virtual bool is_classless() const { return false; }
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public:
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bool is_loaded() const { return _metadata != NULL || is_classless(); }
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virtual bool is_metadata() const { return true; }
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virtual bool is_type() const { return false; }
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virtual bool is_return_address() const { return false; }
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virtual bool is_method() const { return false; }
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virtual bool is_method_data() const { return false; }
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virtual bool is_klass() const { return false; }
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virtual bool is_instance_klass() const { return false; }
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virtual bool is_array_klass() const { return false; }
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virtual bool is_obj_array_klass() const { return false; }
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virtual bool is_type_array_klass() const { return false; }
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virtual void dump_replay_data(outputStream* st) { /* do nothing */ }
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ciMethod* as_method() {
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assert(is_method(), "bad cast");
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return (ciMethod*)this;
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}
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ciMethodData* as_method_data() {
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assert(is_method_data(), "bad cast");
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return (ciMethodData*)this;
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}
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ciSymbol* as_symbol() {
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assert(is_symbol(), "bad cast");
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return (ciSymbol*)this;
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}
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ciType* as_type() {
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assert(is_type(), "bad cast");
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return (ciType*)this;
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}
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ciReturnAddress* as_return_address() {
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assert(is_return_address(), "bad cast");
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return (ciReturnAddress*)this;
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}
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ciKlass* as_klass() {
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assert(is_klass(), "bad cast");
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return (ciKlass*)this;
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}
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ciInstanceKlass* as_instance_klass() {
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assert(is_instance_klass(), "bad cast");
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return (ciInstanceKlass*)this;
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}
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ciArrayKlass* as_array_klass() {
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assert(is_array_klass(), "bad cast");
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return (ciArrayKlass*)this;
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}
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ciObjArrayKlass* as_obj_array_klass() {
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assert(is_obj_array_klass(), "bad cast");
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return (ciObjArrayKlass*)this;
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}
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ciTypeArrayKlass* as_type_array_klass() {
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assert(is_type_array_klass(), "bad cast");
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return (ciTypeArrayKlass*)this;
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}
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Metadata* constant_encoding() { return _metadata; }
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bool equals(ciMetadata* obj) const { return (this == obj); }
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int hash() { return ident() * 31; } // ???
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void print(outputStream* st);
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virtual void print_impl(outputStream* st) {}
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virtual const char* type_string() { return "ciMetadata"; }
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void print() { print(tty); }
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void print_metadata(outputStream* st = tty);
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};
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#endif // SHARE_CI_CIMETADATA_HPP
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