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