Mercurial > hg > truffle
comparison src/share/vm/c1/c1_Compiler.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 | c18cbe5936b8 |
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1 /* | |
2 * Copyright 1999-2007 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 // There is one instance of the Compiler per CompilerThread. | |
26 | |
27 class Compiler: public AbstractCompiler { | |
28 | |
29 private: | |
30 | |
31 // Tracks whether runtime has been initialized | |
32 static volatile int _runtimes; | |
33 | |
34 // In tiered it is possible for multiple threads to want to do compilation | |
35 // only one can enter c1 at a time | |
36 static volatile bool _compiling; | |
37 | |
38 public: | |
39 // Creation | |
40 Compiler(); | |
41 ~Compiler(); | |
42 | |
43 // Name of this compiler | |
44 virtual const char* name() { return "C1"; } | |
45 | |
46 #ifdef TIERED | |
47 virtual bool is_c1() { return true; }; | |
48 #endif // TIERED | |
49 | |
50 | |
51 // Missing feature tests | |
52 virtual bool supports_native() { return true; } | |
53 virtual bool supports_osr () { return true; } | |
54 | |
55 // Customization | |
56 virtual bool needs_adapters () { return false; } | |
57 virtual bool needs_stubs () { return false; } | |
58 | |
59 // Initialization | |
60 virtual void initialize(); | |
61 | |
62 // Compilation entry point for methods | |
63 virtual void compile_method(ciEnv* env, ciMethod* target, int entry_bci); | |
64 | |
65 // Print compilation timers and statistics | |
66 virtual void print_timers(); | |
67 }; |