Mercurial > hg > truffle
annotate src/share/vm/prims/jvmtiRedefineClassesTrace.hpp @ 6862:8a5ea0a9ccc4
7127708: G1: change task num types from int to uint in concurrent mark
Summary: Change the type of various task num fields, parameters etc to unsigned and rename them to be more consistent with the other collectors. Code changes were also reviewed by Vitaly Davidovich.
Reviewed-by: johnc
Contributed-by: Kaushik Srenevasan <kaushik@twitter.com>
author | johnc |
---|---|
date | Sat, 06 Oct 2012 01:17:44 -0700 |
parents | f95d63e2154a |
children | 8d9fc28831cc |
rev | line source |
---|---|
0 | 1 /* |
1972 | 2 * Copyright (c) 2003, 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
610
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
610
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
610
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_PRIMS_JVMTIREDEFINECLASSESTRACE_HPP |
26 #define SHARE_VM_PRIMS_JVMTIREDEFINECLASSESTRACE_HPP | |
27 | |
0 | 28 // RedefineClasses tracing support via the TraceRedefineClasses |
29 // option. A bit is assigned to each group of trace messages. | |
30 // Groups of messages are individually selectable. We have to use | |
31 // decimal values on the command line since the command option | |
32 // parsing logic doesn't like non-decimal numerics. The HEX values | |
33 // are used in the actual RC_TRACE() calls for sanity. To achieve | |
34 // the old cumulative behavior, pick the level after the one in | |
35 // which you are interested and subtract one, e.g., 33554431 will | |
36 // print every tracing message. | |
37 // | |
38 // 0x00000000 | 0 - default; no tracing messages | |
39 // 0x00000001 | 1 - name each target class before loading, after | |
40 // loading and after redefinition is completed | |
41 // 0x00000002 | 2 - print info if parsing, linking or | |
42 // verification throws an exception | |
43 // 0x00000004 | 4 - print timer info for the VM operation | |
44 // 0x00000008 | 8 - print subclass counter updates | |
45 // 0x00000010 | 16 - unused | |
46 // 0x00000020 | 32 - unused | |
47 // 0x00000040 | 64 - unused | |
48 // 0x00000080 | 128 - unused | |
49 // 0x00000100 | 256 - previous class weak reference addition | |
50 // 0x00000200 | 512 - previous class weak reference mgmt during | |
51 // class unloading checks (GC) | |
52 // 0x00000400 | 1024 - previous class weak reference mgmt during | |
53 // add previous ops (GC) | |
54 // 0x00000800 | 2048 - previous class breakpoint mgmt | |
610
70998f2e05ef
6805864: 4/3 Problem with jvmti->redefineClasses: some methods don't get redefined
dcubed
parents:
196
diff
changeset
|
55 // 0x00001000 | 4096 - detect calls to obsolete methods |
70998f2e05ef
6805864: 4/3 Problem with jvmti->redefineClasses: some methods don't get redefined
dcubed
parents:
196
diff
changeset
|
56 // 0x00002000 | 8192 - fail a guarantee() in addition to detection |
0 | 57 // 0x00004000 | 16384 - unused |
58 // 0x00008000 | 32768 - old/new method matching/add/delete | |
59 // 0x00010000 | 65536 - impl details: CP size info | |
60 // 0x00020000 | 131072 - impl details: CP merge pass info | |
61 // 0x00040000 | 262144 - impl details: CP index maps | |
62 // 0x00080000 | 524288 - impl details: modified CP index values | |
63 // 0x00100000 | 1048576 - impl details: vtable updates | |
64 // 0x00200000 | 2097152 - impl details: itable updates | |
65 // 0x00400000 | 4194304 - impl details: constant pool cache updates | |
66 // 0x00800000 | 8388608 - impl details: methodComparator info | |
67 // 0x01000000 | 16777216 - impl details: nmethod evolution info | |
68 // 0x02000000 | 33554432 - impl details: annotation updates | |
69 // 0x04000000 | 67108864 - impl details: StackMapTable updates | |
48
d8b3ef7ee3e5
6599425: 4/3 OopMapCache::lookup() can cause later crash or assert() failure
dcubed
parents:
0
diff
changeset
|
70 // 0x08000000 | 134217728 - impl details: OopMapCache updates |
0 | 71 // 0x10000000 | 268435456 - unused |
72 // 0x20000000 | 536870912 - unused | |
73 // 0x40000000 | 1073741824 - unused | |
74 // 0x80000000 | 2147483648 - unused | |
75 // | |
76 // Note: The ResourceMark is to cleanup resource allocated args. | |
77 // The "while (0)" is so we can use semi-colon at end of RC_TRACE(). | |
78 #define RC_TRACE(level, args) \ | |
79 if ((TraceRedefineClasses & level) != 0) { \ | |
80 ResourceMark rm; \ | |
81 tty->print("RedefineClasses-0x%x: ", level); \ | |
82 tty->print_cr args; \ | |
83 } while (0) | |
84 | |
85 #define RC_TRACE_WITH_THREAD(level, thread, args) \ | |
86 if ((TraceRedefineClasses & level) != 0) { \ | |
87 ResourceMark rm(thread); \ | |
88 tty->print("RedefineClasses-0x%x: ", level); \ | |
89 tty->print_cr args; \ | |
90 } while (0) | |
91 | |
92 #define RC_TRACE_MESG(args) \ | |
93 { \ | |
94 ResourceMark rm; \ | |
95 tty->print("RedefineClasses: "); \ | |
96 tty->print_cr args; \ | |
97 } while (0) | |
98 | |
99 // Macro for checking if TraceRedefineClasses has a specific bit | |
100 // enabled. Returns true if the bit specified by level is set. | |
101 #define RC_TRACE_ENABLED(level) ((TraceRedefineClasses & level) != 0) | |
102 | |
103 // Macro for checking if TraceRedefineClasses has one or more bits | |
104 // set in a range of bit values. Returns true if one or more bits | |
105 // is set in the range from low..high inclusive. Assumes that low | |
106 // and high are single bit values. | |
107 // | |
108 // ((high << 1) - 1) | |
109 // Yields a mask that removes bits greater than the high bit value. | |
110 // This algorithm doesn't work with highest bit. | |
111 // ~(low - 1) | |
112 // Yields a mask that removes bits lower than the low bit value. | |
113 #define RC_TRACE_IN_RANGE(low, high) \ | |
114 (((TraceRedefineClasses & ((high << 1) - 1)) & ~(low - 1)) != 0) | |
115 | |
116 // Timer support macros. Only do timer operations if timer tracing | |
117 // is enabled. The "while (0)" is so we can use semi-colon at end of | |
118 // the macro. | |
119 #define RC_TIMER_START(t) \ | |
120 if (RC_TRACE_ENABLED(0x00000004)) { \ | |
121 t.start(); \ | |
122 } while (0) | |
123 #define RC_TIMER_STOP(t) \ | |
124 if (RC_TRACE_ENABLED(0x00000004)) { \ | |
125 t.stop(); \ | |
126 } while (0) | |
1972 | 127 |
128 #endif // SHARE_VM_PRIMS_JVMTIREDEFINECLASSESTRACE_HPP |