Mercurial > hg > graal-compiler
annotate src/share/vm/compiler/compileLog.hpp @ 1751:2528b5bd749c
6980262: Memory leak when exception is thrown in static initializer
Summary: Use resource memory instead of c-heap for the exception message
Reviewed-by: phh, jmasa
author | kamg |
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date | Fri, 27 Aug 2010 15:05:28 -0400 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2002, 2004, 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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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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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 | |
25 class ciObject; | |
26 class ciSymbol; | |
27 | |
28 // CompileLog | |
29 // | |
30 // An open stream for logging information about activities in a | |
31 // compiler thread. There is exactly one per CompilerThread, | |
32 // if the +LogCompilation switch is enabled. | |
33 class CompileLog : public xmlStream { | |
34 private: | |
35 const char* _file; // name of file where XML goes | |
36 julong _file_end; // last good end of file | |
37 intx _thread_id; // which compile thread | |
38 | |
39 stringStream _context; // optional, killable context marker | |
40 char _context_buffer[100]; | |
41 | |
42 char* _identities; // array of boolean | |
43 int _identities_limit; | |
44 int _identities_capacity; | |
45 | |
46 CompileLog* _next; // static chain of all logs | |
47 | |
48 static CompileLog* _first; // head of static chain | |
49 | |
50 void va_tag(bool push, const char* format, va_list ap); | |
51 | |
52 public: | |
53 CompileLog(const char* file, FILE* fp, intx thread_id); | |
54 ~CompileLog(); | |
55 | |
56 intx thread_id() { return _thread_id; } | |
57 const char* file() { return _file; } | |
58 stringStream* context() { return &_context; } | |
59 | |
60 void name(ciSymbol* s); // name='s' | |
61 void name(symbolHandle s) { xmlStream::name(s); } | |
62 | |
63 // Output an object description, return obj->ident(). | |
64 int identify(ciObject* obj); | |
65 void clear_identities(); | |
66 | |
67 // virtuals | |
68 virtual void see_tag(const char* tag, bool push); | |
69 virtual void pop_tag(const char* tag); | |
70 | |
71 // make a provisional end of log mark | |
72 void mark_file_end() { _file_end = out()->count(); } | |
73 | |
74 // copy all logs to the given stream | |
75 static void finish_log(outputStream* out); | |
76 static void finish_log_on_error(outputStream* out, char *buf, int buflen); | |
77 }; |