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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_COMPILER_COMPILELOG_HPP
26 #define SHARE_VM_COMPILER_COMPILELOG_HPP
27
28 #include "utilities/xmlstream.hpp"
29
30 class ciBaseObject;
31 class ciObject;
32 class ciMetadata;
33 class ciSymbol;
34
35 // CompileLog
36 //
37 // An open stream for logging information about activities in a
38 // compiler thread. There is exactly one per CompilerThread,
39 // if the +LogCompilation switch is enabled.
40 class CompileLog : public xmlStream {
41 private:
42 const char* _file; // name of file where XML goes
43 julong _file_end; // last good end of file
44 intx _thread_id; // which compile thread
45
46 stringStream _context; // optional, killable context marker
47 char _context_buffer[100];
48
49 char* _identities; // array of boolean
50 int _identities_limit;
55 static CompileLog* _first; // head of static chain
56
57 void va_tag(bool push, const char* format, va_list ap);
58
59 public:
60 CompileLog(const char* file_name, FILE* fp, intx thread_id);
61 ~CompileLog();
62
63 intx thread_id() { return _thread_id; }
64 const char* file() { return _file; }
65
66 // Optional context marker, to help place actions that occur during
67 // parsing. If there is no log output until the next context string
68 // or reset, context string will be silently ignored
69 stringStream* context() { return &_context; }
70 void clear_context() { context()->reset(); }
71 void set_context(const char* format, ...);
72
73 void name(ciSymbol* s); // name='s'
74 void name(Symbol* s) { xmlStream::name(s); }
75
76 // Output an object description, return obj->ident().
77 int identify(ciBaseObject* obj);
78 void clear_identities();
79
80 void inline_fail (const char* reason);
81 void inline_success(const char* reason);
82
83 // virtuals
84 virtual void see_tag(const char* tag, bool push);
85 virtual void pop_tag(const char* tag);
86
87 // make a provisional end of log mark
88 void mark_file_end() { _file_end = out()->count(); }
89
90 // Print code cache statistics
91 void code_cache_state();
92
93 // copy all logs to the given stream
94 static void finish_log(outputStream* out);
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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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_COMPILER_COMPILELOG_HPP
26 #define SHARE_VM_COMPILER_COMPILELOG_HPP
27
28 #include "utilities/xmlstream.hpp"
29
30 class ciBaseObject;
31 class ciKlass;
32 class ciObject;
33 class ciMetadata;
34 class ciSymbol;
35
36 // CompileLog
37 //
38 // An open stream for logging information about activities in a
39 // compiler thread. There is exactly one per CompilerThread,
40 // if the +LogCompilation switch is enabled.
41 class CompileLog : public xmlStream {
42 private:
43 const char* _file; // name of file where XML goes
44 julong _file_end; // last good end of file
45 intx _thread_id; // which compile thread
46
47 stringStream _context; // optional, killable context marker
48 char _context_buffer[100];
49
50 char* _identities; // array of boolean
51 int _identities_limit;
56 static CompileLog* _first; // head of static chain
57
58 void va_tag(bool push, const char* format, va_list ap);
59
60 public:
61 CompileLog(const char* file_name, FILE* fp, intx thread_id);
62 ~CompileLog();
63
64 intx thread_id() { return _thread_id; }
65 const char* file() { return _file; }
66
67 // Optional context marker, to help place actions that occur during
68 // parsing. If there is no log output until the next context string
69 // or reset, context string will be silently ignored
70 stringStream* context() { return &_context; }
71 void clear_context() { context()->reset(); }
72 void set_context(const char* format, ...);
73
74 void name(ciSymbol* s); // name='s'
75 void name(Symbol* s) { xmlStream::name(s); }
76 void name(ciKlass* k);
77
78 // Output an object description, return obj->ident().
79 int identify(ciBaseObject* obj);
80 void clear_identities();
81
82 void inline_fail (const char* reason);
83 void inline_success(const char* reason);
84
85 // virtuals
86 virtual void see_tag(const char* tag, bool push);
87 virtual void pop_tag(const char* tag);
88
89 // make a provisional end of log mark
90 void mark_file_end() { _file_end = out()->count(); }
91
92 // Print code cache statistics
93 void code_cache_state();
94
95 // copy all logs to the given stream
96 static void finish_log(outputStream* out);
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