author | jrose |
Wed, 09 Jun 2010 18:50:45 -0700 | |
changeset 5882 | 6b2aecc4f7d8 |
parent 5547 | f4b087cbb361 |
child 7397 | 5b173b4ca846 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009, 2010, 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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||
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// ciCPCache |
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// |
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// This class represents a constant pool cache. |
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// |
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// Note: This class is called ciCPCache as ciConstantPoolCache is used |
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// for something different. |
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class ciCPCache : public ciObject { |
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private: |
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constantPoolCacheOop get_cpCacheOop() { // must be called inside a VM_ENTRY_MARK |
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return (constantPoolCacheOop) get_oop(); |
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} |
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ConstantPoolCacheEntry* entry_at(int i) { |
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int raw_index = i; |
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if (constantPoolCacheOopDesc::is_secondary_index(i)) |
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raw_index = constantPoolCacheOopDesc::decode_secondary_index(i); |
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return get_cpCacheOop()->entry_at(raw_index); |
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} |
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public: |
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ciCPCache(constantPoolCacheHandle cpcache) : ciObject(cpcache) {} |
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// What kind of ciObject is this? |
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bool is_cpcache() const { return true; } |
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// Get the offset in bytes from the oop to the f1 field of the |
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// requested entry. |
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size_t get_f1_offset(int index); |
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bool is_f1_null_at(int index); |
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int get_pool_index(int index); |
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void print(); |
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}; |