author | twisti |
Tue, 05 Jan 2010 15:21:25 +0100 | |
changeset 4567 | 7fc02fbe5c7a |
parent 1 | 489c9b5090e2 |
child 5420 | 586d3988e72b |
permissions | -rw-r--r-- |
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/* |
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* Copyright 1999-2009 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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// ciSymbol |
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// |
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// This class represents a symbolOop in the HotSpot virtual |
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// machine. |
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class ciSymbol : public ciObject { |
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CI_PACKAGE_ACCESS |
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// These friends all make direct use of get_symbolOop: |
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friend class ciEnv; |
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friend class ciInstanceKlass; |
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friend class ciSignature; |
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friend class ciMethod; |
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friend class ciObjArrayKlass; |
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private: |
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ciSymbol(symbolOop s) : ciObject(s) {} |
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ciSymbol(symbolHandle s); // for use with vmSymbolHandles |
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symbolOop get_symbolOop() const { return (symbolOop)get_oop(); } |
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const char* type_string() { return "ciSymbol"; } |
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void print_impl(outputStream* st); |
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// This is public in symbolOop but private here, because the base can move: |
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jbyte* base(); |
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// Make a ciSymbol from a C string (implementation). |
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static ciSymbol* make_impl(const char* s); |
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public: |
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// The text of the symbol as a null-terminated utf8 string. |
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const char* as_utf8(); |
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int utf8_length(); |
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// Return the i-th utf8 byte, where i < utf8_length |
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int byte_at(int i); |
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// Tests if the symbol starts with the given prefix. |
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bool starts_with(const char* prefix, int len) const; |
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// Determines where the symbol contains the given substring. |
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int index_of_at(int i, const char* str, int len) const; |
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// What kind of ciObject is this? |
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bool is_symbol() { return true; } |
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void print_symbol_on(outputStream* st); |
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void print_symbol() { |
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print_symbol_on(tty); |
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} |
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// Make a ciSymbol from a C string. |
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// Consider adding to vmSymbols.hpp instead of using this constructor. |
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// (Your code will be less subject to typographical bugs.) |
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static ciSymbol* make(const char* s); |
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#define CI_SYMBOL_DECLARE(name, ignore_def) \ |
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static ciSymbol* name() { return ciObjectFactory::vm_symbol_at(vmSymbols::VM_SYMBOL_ENUM_NAME(name)); } |
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VM_SYMBOLS_DO(CI_SYMBOL_DECLARE, CI_SYMBOL_DECLARE) |
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#undef CI_SYMBOL_DECLARE |
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}; |