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1 #ifndef JITDUMP_H | |
2 #define JITDUMP_H | |
3 | |
4 #include <sys/time.h> | |
5 #include <time.h> | |
6 #include <stdint.h> | |
7 | |
8 /* JiTD */ | |
9 #define JITHEADER_MAGIC 0x4A695444 | |
10 #define JITHEADER_MAGIC_SW 0x4454694A | |
11 | |
12 #define PADDING_8ALIGNED(x) ((((x) + 7) & 7) ^ 7) | |
13 | |
14 #define JITHEADER_VERSION 1 | |
15 | |
16 struct jitheader { | |
17 uint32_t magic; /* characters "jItD" */ | |
18 uint32_t version; /* header version */ | |
19 uint32_t total_size; /* total size of header */ | |
20 uint32_t elf_mach; /* elf mach target */ | |
21 uint32_t pad1; /* reserved */ | |
22 uint32_t pid; /* JIT process id */ | |
23 uint64_t timestamp; /* timestamp */ | |
24 }; | |
25 | |
26 enum jit_record_type { | |
27 JIT_CODE_LOAD = 0, | |
28 JIT_CODE_MOVE = 1, | |
29 JIT_CODE_DEBUG_INFO = 2, | |
30 JIT_CODE_CLOSE = 3, | |
31 JIT_CODE_MAX | |
32 }; | |
33 | |
34 /* record prefix (mandatory in each record) */ | |
35 struct jr_prefix { | |
36 uint32_t id; | |
37 uint32_t total_size; | |
38 uint64_t timestamp; | |
39 }; | |
40 | |
41 struct jr_code_load { | |
42 struct jr_prefix p; | |
43 | |
44 uint32_t pid; | |
45 uint32_t tid; | |
46 uint64_t vma; | |
47 uint64_t code_addr; | |
48 uint64_t code_size; | |
49 uint64_t code_index; | |
50 }; | |
51 | |
52 struct jr_code_close { | |
53 struct jr_prefix p; | |
54 }; | |
55 | |
56 struct jr_code_move { | |
57 struct jr_prefix p; | |
58 | |
59 uint32_t pid; | |
60 uint32_t tid; | |
61 uint64_t vma; | |
62 uint64_t old_code_addr; | |
63 uint64_t new_code_addr; | |
64 uint64_t code_size; | |
65 uint64_t code_index; | |
66 }; | |
67 | |
68 struct jr_code_debug_info { | |
69 struct jr_prefix p; | |
70 | |
71 uint64_t code_addr; | |
72 uint64_t nr_entry; | |
73 }; | |
74 | |
75 union jr_entry { | |
76 struct jr_code_debug_info info; | |
77 struct jr_code_close close; | |
78 struct jr_code_load load; | |
79 struct jr_code_move move; | |
80 struct jr_prefix prefix; | |
81 }; | |
82 | |
83 #endif /* !JITDUMP_H */ | |
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