Mercurial > hg > graal-compiler
view src/share/vm/ci/ciSymbol.hpp @ 1630:7cc68a696c62
6966252: Bump the HS19 build number to 04
Summary: Update the HS19 build number to 04
Reviewed-by: jcoomes
author | trims |
---|---|
date | Fri, 02 Jul 2010 01:37:36 -0700 |
parents | c18cbe5936b8 |
children | 2d26b0046e0d f95d63e2154a |
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/* * Copyright (c) 1999, 2009, 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. * */ // ciSymbol // // This class represents a symbolOop in the HotSpot virtual // machine. class ciSymbol : public ciObject { CI_PACKAGE_ACCESS // These friends all make direct use of get_symbolOop: friend class ciEnv; friend class ciInstanceKlass; friend class ciSignature; friend class ciMethod; friend class ciObjArrayKlass; private: const vmSymbols::SID _sid; DEBUG_ONLY( bool sid_ok() { return vmSymbols::find_sid(get_symbolOop()) == _sid; } ) ciSymbol(symbolOop s); // normal case, for symbols not mentioned in vmSymbols ciSymbol(symbolHandle s, vmSymbols::SID sid); // for use with vmSymbolHandles symbolOop get_symbolOop() const { return (symbolOop)get_oop(); } const char* type_string() { return "ciSymbol"; } void print_impl(outputStream* st); // This is public in symbolOop but private here, because the base can move: jbyte* base(); // Make a ciSymbol from a C string (implementation). static ciSymbol* make_impl(const char* s); public: // The enumeration ID from vmSymbols, or vmSymbols::NO_SID if none. vmSymbols::SID sid() const { return _sid; } // The text of the symbol as a null-terminated utf8 string. const char* as_utf8(); int utf8_length(); // Return the i-th utf8 byte, where i < utf8_length int byte_at(int i); // Tests if the symbol starts with the given prefix. bool starts_with(const char* prefix, int len) const; // Determines where the symbol contains the given substring. int index_of_at(int i, const char* str, int len) const; // What kind of ciObject is this? bool is_symbol() { return true; } void print_symbol_on(outputStream* st); void print_symbol() { print_symbol_on(tty); } // Make a ciSymbol from a C string. // Consider adding to vmSymbols.hpp instead of using this constructor. // (Your code will be less subject to typographical bugs.) static ciSymbol* make(const char* s); #define CI_SYMBOL_DECLARE(name, ignore_def) \ static ciSymbol* name() { return ciObjectFactory::vm_symbol_at(vmSymbols::VM_SYMBOL_ENUM_NAME(name)); } VM_SYMBOLS_DO(CI_SYMBOL_DECLARE, CI_SYMBOL_DECLARE) #undef CI_SYMBOL_DECLARE };