Mercurial > hg > truffle
diff src/share/vm/ci/ciSymbol.hpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | dd57230ba8fe |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/ci/ciSymbol.hpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,75 @@ +/* + * Copyright 1999-2001 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.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 + friend class ciEnv; + friend class ciInstanceKlass; + friend class ciSignature; + friend class ciMethod; + friend class ciObjArrayKlass; + +private: + ciSymbol(symbolOop s) : ciObject(s) {} + ciSymbol(symbolHandle s); // for use with vmSymbolHandles + + symbolOop get_symbolOop() { return (symbolOop)get_oop(); } + + const char* type_string() { return "ciSymbol"; } + + void print_impl(outputStream* st); + + int byte_at(int i); + jbyte* base(); + + // Make a ciSymbol from a C string (implementation). + static ciSymbol* make_impl(const char* s); + +public: + // The text of the symbol as a null-terminated utf8 string. + const char* as_utf8(); + int utf8_length(); + + // 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 +};