1 #ifndef __MONO_PROFLOG_H__
2 #define __MONO_PROFLOG_H__
4 #define BUF_ID 0x4D504C01
5 #define LOG_HEADER_ID 0x4D505A01
6 #define LOG_VERSION_MAJOR 1
7 #define LOG_VERSION_MINOR 1
8 #define LOG_DATA_VERSION 13
11 * Changes in major/minor versions:
12 * version 1.0: removed sysid field from header
13 * added args, arch, os fields to header
15 * Changes in data versions:
16 * version 2: added offsets in heap walk
17 * version 3: added GC roots
18 * version 4: added sample/statistical profiling
19 * version 5: added counters sampling
20 * version 6: added optional backtrace in sampling info
21 * version 8: added TYPE_RUNTIME and JIT helpers/trampolines
22 * version 9: added MONO_PROFILER_CODE_BUFFER_EXCEPTION_HANDLING
23 * version 10: added TYPE_COVERAGE
24 * version 11: added thread ID to TYPE_SAMPLE_HIT
25 added more load/unload events
28 load/unload for appdomain
29 load/unload for contexts
30 load/unload/name for assemblies
31 removed TYPE_LOAD_ERR flag (profiler never generated it, now removed from the format itself)
32 added TYPE_GC_HANDLE_{CREATED,DESTROYED}_BT
33 TYPE_JIT events are no longer guaranteed to have code start/size info (can be zero)
34 * version 12: added MONO_COUNTER_PROFILER
35 * version 13: added MONO_GC_EVENT_{PRE_STOP_WORLD_LOCKED,POST_START_WORLD_UNLOCKED}
36 added TYPE_META + TYPE_SYNC_POINT
37 removed il and native offset in TYPE_SAMPLE_HIT
38 methods in backtraces are now encoded as proper method pointers
39 removed flags in backtrace format
40 removed flags in metadata events
41 changed the following fields to a single byte rather than leb128
42 TYPE_GC_EVENT: event_type, generation
43 TYPE_HEAP_ROOT: root_type
45 TYPE_SAMPLE_HIT: sample_type
46 TYPE_CLAUSE: clause_type
47 TYPE_SAMPLE_COUNTERS_DESC: type, unit, variance
48 TYPE_SAMPLE_COUNTERS: type
49 added time fields to all events that were missing one
53 TYPE_SAMPLE_COUNTERS_DESC
55 TYPE_COVERAGE_STATEMENT
57 TYPE_COVERAGE_ASSEMBLY
58 moved the time field in TYPE_SAMPLE_HIT to right after the event byte, now encoded as a regular time field
59 changed the time field in TYPE_SAMPLE_COUNTERS to be encoded as a regular time field (in nanoseconds)
60 added TYPE_GC_FINALIZE_{START,END,OBJECT_START,OBJECT_END}
75 /* extended type for TYPE_HEAP */
76 TYPE_HEAP_START
= 0 << 4,
77 TYPE_HEAP_END
= 1 << 4,
78 TYPE_HEAP_OBJECT
= 2 << 4,
79 TYPE_HEAP_ROOT
= 3 << 4,
80 /* extended type for TYPE_METADATA */
81 TYPE_END_LOAD
= 2 << 4,
82 TYPE_END_UNLOAD
= 4 << 4,
83 /* extended type for TYPE_GC */
84 TYPE_GC_EVENT
= 1 << 4,
85 TYPE_GC_RESIZE
= 2 << 4,
86 TYPE_GC_MOVE
= 3 << 4,
87 TYPE_GC_HANDLE_CREATED
= 4 << 4,
88 TYPE_GC_HANDLE_DESTROYED
= 5 << 4,
89 TYPE_GC_HANDLE_CREATED_BT
= 6 << 4,
90 TYPE_GC_HANDLE_DESTROYED_BT
= 7 << 4,
91 TYPE_GC_FINALIZE_START
= 8 << 4,
92 TYPE_GC_FINALIZE_END
= 9 << 4,
93 TYPE_GC_FINALIZE_OBJECT_START
= 10 << 4,
94 TYPE_GC_FINALIZE_OBJECT_END
= 11 << 4,
95 /* extended type for TYPE_METHOD */
98 TYPE_EXC_LEAVE
= 3 << 4,
100 /* extended type for TYPE_EXCEPTION */
101 TYPE_THROW_NO_BT
= 0 << 7,
102 TYPE_THROW_BT
= 1 << 7,
103 TYPE_CLAUSE
= 1 << 4,
104 /* extended type for TYPE_ALLOC */
105 TYPE_ALLOC_NO_BT
= 0 << 4,
106 TYPE_ALLOC_BT
= 1 << 4,
107 /* extended type for TYPE_MONITOR */
108 TYPE_MONITOR_NO_BT
= 0 << 7,
109 TYPE_MONITOR_BT
= 1 << 7,
110 /* extended type for TYPE_SAMPLE */
111 TYPE_SAMPLE_HIT
= 0 << 4,
112 TYPE_SAMPLE_USYM
= 1 << 4,
113 TYPE_SAMPLE_UBIN
= 2 << 4,
114 TYPE_SAMPLE_COUNTERS_DESC
= 3 << 4,
115 TYPE_SAMPLE_COUNTERS
= 4 << 4,
116 /* extended type for TYPE_RUNTIME */
117 TYPE_JITHELPER
= 1 << 4,
118 /* extended type for TYPE_COVERAGE */
119 TYPE_COVERAGE_ASSEMBLY
= 0 << 4,
120 TYPE_COVERAGE_METHOD
= 1 << 4,
121 TYPE_COVERAGE_STATEMENT
= 2 << 4,
122 TYPE_COVERAGE_CLASS
= 3 << 4,
123 /* extended type for TYPE_META */
124 TYPE_SYNC_POINT
= 0 << 4,
129 /* metadata type byte for TYPE_METADATA */
140 SYNC_POINT_WORLD_STOP
,
141 SYNC_POINT_WORLD_START
142 } MonoProfilerSyncPointType
;
145 // Unless you have compiled with --enable-perf-events, only SAMPLE_CYCLES is available
152 SAMPLE_BRANCH_MISSES
,
156 #endif /* __MONO_PROFLOG_H__ */