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

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children 4ce7240d622c
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-1:000000000000 0:a61af66fc99e
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 // The following routines and definitions are used internally in the
26 // compiler interface.
27
28
29 // Add a ci native entry wrapper?
30
31 // Bring the compilation thread into the VM state.
32 #define VM_ENTRY_MARK \
33 CompilerThread* thread=CompilerThread::current(); \
34 ThreadInVMfromNative __tiv(thread); \
35 ResetNoHandleMark rnhm; \
36 HandleMarkCleaner __hm(thread); \
37 Thread* THREAD = thread; \
38 debug_only(VMNativeEntryWrapper __vew;)
39
40
41
42 // Bring the compilation thread into the VM state. No handle mark.
43 #define VM_QUICK_ENTRY_MARK \
44 CompilerThread* thread=CompilerThread::current(); \
45 ThreadInVMfromNative __tiv(thread); \
46 /* \
47 * [TODO] The NoHandleMark line does nothing but declare a function prototype \
48 * The NoHandkeMark constructor is NOT executed. If the ()'s are \
49 * removed, causes the NoHandleMark assert to trigger. \
50 * debug_only(NoHandleMark __hm();) \
51 */ \
52 Thread* THREAD = thread; \
53 debug_only(VMNativeEntryWrapper __vew;)
54
55
56 #define EXCEPTION_CONTEXT \
57 CompilerThread* thread=CompilerThread::current(); \
58 Thread* THREAD = thread;
59
60
61 #define CURRENT_ENV \
62 ciEnv::current()
63
64 // where current thread is THREAD
65 #define CURRENT_THREAD_ENV \
66 ciEnv::current(thread)
67
68 #define IS_IN_VM \
69 ciEnv::is_in_vm()
70
71 #define ASSERT_IN_VM \
72 assert(IS_IN_VM, "must be in vm state");
73
74 #define GUARDED_VM_ENTRY(action) \
75 {if (IS_IN_VM) { action } else { VM_ENTRY_MARK; { action }}}
76
77 // Redefine this later.
78 #define KILL_COMPILE_ON_FATAL_(result) \
79 THREAD); \
80 if (HAS_PENDING_EXCEPTION) { \
81 if (PENDING_EXCEPTION->klass() == \
82 SystemDictionary::threaddeath_klass()) { \
83 /* Kill the compilation. */ \
84 fatal("unhandled ci exception"); \
85 return (result); \
86 } \
87 CLEAR_PENDING_EXCEPTION; \
88 return (result); \
89 } \
90 (0
91
92 #define KILL_COMPILE_ON_ANY \
93 THREAD); \
94 if (HAS_PENDING_EXCEPTION) { \
95 fatal("unhandled ci exception"); \
96 CLEAR_PENDING_EXCEPTION; \
97 } \
98 (0
99
100
101 inline const char* bool_to_str(bool b) {
102 return ((b) ? "true" : "false");
103 }
104
105 const char* basictype_to_str(BasicType t);
106 const char basictype_to_char(BasicType t);