Mercurial > hg > graal-compiler
comparison src/share/vm/runtime/java.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 | 6b648fefb395 |
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1 /* | |
2 * Copyright 1997-2006 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 // Register function to be called by before_exit | |
26 extern "C" { void register_on_exit_function(void (*func)(void)) ;} | |
27 | |
28 // Execute code before all handles are released and thread is killed; prologue to vm_exit | |
29 extern void before_exit(JavaThread * thread); | |
30 | |
31 // Forced VM exit (i.e, internal error or JVM_Exit) | |
32 extern void vm_exit(int code); | |
33 | |
34 // Wrapper for ::exit() | |
35 extern void vm_direct_exit(int code); | |
36 | |
37 // Shutdown the VM but do not exit the process | |
38 extern void vm_shutdown(); | |
39 // Shutdown the VM and abort the process | |
40 extern void vm_abort(); | |
41 | |
42 // Trigger any necessary notification of the VM being shutdown | |
43 extern void notify_vm_shutdown(); | |
44 | |
45 // VM exit if error occurs during initialization of VM | |
46 extern void vm_exit_during_initialization(Handle exception); | |
47 extern void vm_exit_during_initialization(symbolHandle exception_name, const char* message); | |
48 extern void vm_exit_during_initialization(const char* error, const char* message = NULL); | |
49 extern void vm_shutdown_during_initialization(const char* error, const char* message = NULL); | |
50 | |
51 class JDK_Version : AllStatic { | |
52 friend class VMStructs; | |
53 private: | |
54 static jdk_version_info _version_info; | |
55 static bool _pre_jdk16_version; | |
56 static int _jdk_version; // JDK version number representing the release | |
57 // i.e. n in 1.n.x (= jdk_minor_version()) | |
58 | |
59 public: | |
60 static void initialize(); | |
61 static int jdk_major_version() { return JDK_VERSION_MAJOR(_version_info.jdk_version); } | |
62 static int jdk_minor_version() { return JDK_VERSION_MINOR(_version_info.jdk_version); } | |
63 static int jdk_micro_version() { return JDK_VERSION_MICRO(_version_info.jdk_version); } | |
64 static int jdk_build_number() { return JDK_VERSION_BUILD(_version_info.jdk_version); } | |
65 | |
66 static bool is_pre_jdk16_version() { return _pre_jdk16_version; } | |
67 static bool is_jdk12x_version() { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 2; } | |
68 static bool is_jdk13x_version() { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 3; } | |
69 static bool is_jdk14x_version() { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 4; } | |
70 static bool is_jdk15x_version() { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 5; } | |
71 static bool is_jdk16x_version() { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 6; } | |
72 static bool is_jdk17x_version() { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 7; } | |
73 | |
74 static bool supports_thread_park_blocker() { return _version_info.thread_park_blocker; } | |
75 | |
76 static bool is_gte_jdk14x_version() { | |
77 // Keep the semantics of this that the version number is >= 1.4 | |
78 assert(is_jdk_version_initialized(), "Not initialized"); | |
79 return _jdk_version >= 4; | |
80 } | |
81 static bool is_gte_jdk15x_version() { | |
82 // Keep the semantics of this that the version number is >= 1.5 | |
83 assert(is_jdk_version_initialized(), "Not initialized"); | |
84 return _jdk_version >= 5; | |
85 } | |
86 static bool is_gte_jdk16x_version() { | |
87 // Keep the semantics of this that the version number is >= 1.6 | |
88 assert(is_jdk_version_initialized(), "Not initialized"); | |
89 return _jdk_version >= 6; | |
90 } | |
91 | |
92 static bool is_gte_jdk17x_version() { | |
93 // Keep the semantics of this that the version number is >= 1.7 | |
94 assert(is_jdk_version_initialized(), "Not initialized"); | |
95 return _jdk_version >= 7; | |
96 } | |
97 | |
98 static bool is_jdk_version_initialized() { | |
99 return _jdk_version > 0; | |
100 } | |
101 | |
102 // These methods are defined to deal with pre JDK 1.6 versions | |
103 static void set_jdk12x_version() { | |
104 assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize"); | |
105 _jdk_version = 2; | |
106 _version_info.jdk_version = (1 << 24) | (2 << 16); | |
107 } | |
108 static void set_jdk13x_version() { | |
109 assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize"); | |
110 _jdk_version = 3; | |
111 _version_info.jdk_version = (1 << 24) | (3 << 16); | |
112 } | |
113 static void set_jdk14x_version() { | |
114 assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize"); | |
115 _jdk_version = 4; | |
116 _version_info.jdk_version = (1 << 24) | (4 << 16); | |
117 } | |
118 static void set_jdk15x_version() { | |
119 assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize"); | |
120 _jdk_version = 5; | |
121 _version_info.jdk_version = (1 << 24) | (5 << 16); | |
122 } | |
123 }; |