hotspot/src/share/vm/ci/ciConstantPoolCache.hpp
author duke
Sat, 01 Dec 2007 00:00:00 +0000
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/*
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 * Copyright 1999-2000 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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// ciConstantPoolCache
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//
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// The class caches indexed constant pool lookups.
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//
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// Usage note: this klass has nothing to do with constantPoolCacheOop.
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class ciConstantPoolCache : public ResourceObj {
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private:
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  GrowableArray<intptr_t>*   _keys;
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  GrowableArray<void*>* _elements;
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  int find(int index);
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public:
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  ciConstantPoolCache(Arena* arena, int expected_size);
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  // Get the element associated with some index.
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  void* get(int index);
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  // Associate an element with an index.
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  void insert(int index, void* element);
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  void print();
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};