Mercurial > hg > truffle
comparison 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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-1:000000000000 | 0:a61af66fc99e |
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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 }; |