Mercurial > hg > truffle

comparison src/share/vm/ci/ciSymbol.hpp @ 0:a61af66fc99e jdk7-b24

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Initial load
author duke
date Sat, 01 Dec 2007 00:00:00 +0000
parents
children dd57230ba8fe
comparison
equal deleted inserted replaced
-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 1999-2001 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 // ciSymbol
26 //
27 // This class represents a symbolOop in the HotSpot virtual
28 // machine.
29 class ciSymbol : public ciObject {
30 CI_PACKAGE_ACCESS
31 friend class ciEnv;
32 friend class ciInstanceKlass;
33 friend class ciSignature;
34 friend class ciMethod;
35 friend class ciObjArrayKlass;
36
37 private:
38 ciSymbol(symbolOop s) : ciObject(s) {}
39 ciSymbol(symbolHandle s); // for use with vmSymbolHandles
40
41 symbolOop get_symbolOop() { return (symbolOop)get_oop(); }
42
43 const char* type_string() { return "ciSymbol"; }
44
45 void print_impl(outputStream* st);
46
47 int byte_at(int i);
48 jbyte* base();
49
50 // Make a ciSymbol from a C string (implementation).
51 static ciSymbol* make_impl(const char* s);
52
53 public:
54 // The text of the symbol as a null-terminated utf8 string.
55 const char* as_utf8();
56 int utf8_length();
57
58 // What kind of ciObject is this?
59 bool is_symbol() { return true; }
60
61 void print_symbol_on(outputStream* st);
62 void print_symbol() {
63 print_symbol_on(tty);
64 }
65
66 // Make a ciSymbol from a C string.
67 // Consider adding to vmSymbols.hpp instead of using this constructor.
68 // (Your code will be less subject to typographical bugs.)
69 static ciSymbol* make(const char* s);
70
71 #define CI_SYMBOL_DECLARE(name, ignore_def) \
72 static ciSymbol* name() { return ciObjectFactory::vm_symbol_at(vmSymbols::VM_SYMBOL_ENUM_NAME(name)); }
73 VM_SYMBOLS_DO(CI_SYMBOL_DECLARE, CI_SYMBOL_DECLARE)
74 #undef CI_SYMBOL_DECLARE
75 };