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annotate src/share/vm/compiler/abstractCompiler.hpp @ 3806:1f4f4ae84625
Merge
author | kvn |
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date | Wed, 13 Jul 2011 10:48:42 -0700 |
parents | f95d63e2154a |
children | 06f017f7daa7 d2a62e0f25eb |
rev | line source |
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0 | 1 /* |
1692 | 2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_COMPILER_ABSTRACTCOMPILER_HPP |
26 #define SHARE_VM_COMPILER_ABSTRACTCOMPILER_HPP | |
27 | |
28 #include "ci/compilerInterface.hpp" | |
29 | |
0 | 30 typedef void (*initializer)(void); |
31 | |
32 class AbstractCompiler : public CHeapObj { | |
33 private: | |
34 bool _is_initialized; // Mark whether compiler object is initialized | |
35 | |
36 protected: | |
37 // Used for tracking global state of compiler runtime initialization | |
38 enum { uninitialized, initializing, initialized }; | |
39 | |
40 // This method will call the initialization method "f" once (per compiler class/subclass) | |
41 // and do so without holding any locks | |
42 void initialize_runtimes(initializer f, volatile int* state); | |
43 | |
44 public: | |
45 AbstractCompiler() : _is_initialized(false) {} | |
46 | |
47 // Name of this compiler | |
48 virtual const char* name() = 0; | |
49 | |
50 // Missing feature tests | |
51 virtual bool supports_native() { return true; } | |
52 virtual bool supports_osr () { return true; } | |
1692 | 53 #if defined(TIERED) || ( !defined(COMPILER1) && !defined(COMPILER2) && !defined(SHARK)) |
0 | 54 virtual bool is_c1 () { return false; } |
55 virtual bool is_c2 () { return false; } | |
1692 | 56 virtual bool is_shark() { return false; } |
0 | 57 #else |
58 #ifdef COMPILER1 | |
59 bool is_c1 () { return true; } | |
60 bool is_c2 () { return false; } | |
1692 | 61 bool is_shark() { return false; } |
0 | 62 #endif // COMPILER1 |
63 #ifdef COMPILER2 | |
64 bool is_c1 () { return false; } | |
65 bool is_c2 () { return true; } | |
1692 | 66 bool is_shark() { return false; } |
0 | 67 #endif // COMPILER2 |
1692 | 68 #ifdef SHARK |
69 bool is_c1 () { return false; } | |
70 bool is_c2 () { return false; } | |
71 bool is_shark() { return true; } | |
72 #endif // SHARK | |
0 | 73 #endif // TIERED |
74 | |
75 // Customization | |
76 virtual bool needs_stubs () = 0; | |
77 | |
78 void mark_initialized() { _is_initialized = true; } | |
79 bool is_initialized() { return _is_initialized; } | |
80 | |
81 virtual void initialize() = 0; | |
82 | |
83 // Compilation entry point for methods | |
84 virtual void compile_method(ciEnv* env, | |
85 ciMethod* target, | |
86 int entry_bci) { | |
87 ShouldNotReachHere(); | |
88 } | |
89 | |
90 | |
91 // Print compilation timers and statistics | |
92 virtual void print_timers() { | |
93 ShouldNotReachHere(); | |
94 } | |
95 }; | |
1972 | 96 |
97 #endif // SHARE_VM_COMPILER_ABSTRACTCOMPILER_HPP |