1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
| # RUN: llvm-mc -triple x86_64-pc-linux %s -filetype=obj | \
# RUN: not llvm-dwarfdump -verify - | FileCheck %s
# CHECK: error: NameIndex @ 0x0: Abbreviation 0x2: DW_IDX_compile_unit uses an unexpected form DW_FORM_ref1 (expected form class constant).
# CHECK: error: NameIndex @ 0x0: Abbreviation 0x2: DW_IDX_type_unit uses an unexpected form DW_FORM_ref1 (expected form class constant).
# CHECK: error: NameIndex @ 0x0: Abbreviation 0x2: DW_IDX_type_hash uses an unexpected form DW_FORM_data4 (should be DW_FORM_data8).
# CHECK: warning: NameIndex @ 0x0: Abbreviation 0x2 contains an unknown index attribute: DW_IDX_unknown_2020.
# CHECK: error: NameIndex @ 0x0: Abbreviation 0x4 contains multiple DW_IDX_die_offset attributes.
# CHECK: NameIndex @ 0x0: Abbreviation 0x1: DW_IDX_die_offset uses an unknown form: DW_FORM_unknown_1fff.
# CHECK: warning: NameIndex @ 0x0: Abbreviation 0x3 references an unknown tag: DW_TAG_unknown_8080.
# CHECK: error: NameIndex @ 0x0: Abbreviation 0x5 has no DW_IDX_die_offset attribute.
# CHECK: error: NameIndex @ 0x55: Indexing multiple compile units and abbreviation 0x1 has no DW_IDX_compile_unit attribute.
.section .debug_str,"MS",@progbits,1
.Lstring_producer:
.asciz "Hand-written dwarf"
.section .debug_abbrev,"",@progbits
.Lsection_abbrev:
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 14 # DW_FORM_strp
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Lcu_end0-.Lcu_start0 # Length of Unit
.Lcu_start0:
.short 4 # DWARF version number
.long .Lsection_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.long .Lstring_producer # DW_AT_producer
.short 12 # DW_AT_language
.byte 0 # End Of Children Mark
.Lcu_end0:
.Lcu_begin1:
.long .Lcu_end1-.Lcu_start1 # Length of Unit
.Lcu_start1:
.short 4 # DWARF version number
.long .Lsection_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.long .Lstring_producer # DW_AT_producer
.short 12 # DW_AT_language
.byte 0 # End Of Children Mark
.Lcu_end1:
.Lcu_begin2:
.long .Lcu_end2-.Lcu_start2 # Length of Unit
.Lcu_start2:
.short 4 # DWARF version number
.long .Lsection_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.long .Lstring_producer # DW_AT_producer
.short 12 # DW_AT_language
.byte 0 # End Of Children Mark
.Lcu_end2:
.section .debug_names,"",@progbits
.long .Lnames_end0-.Lnames_start0 # Header: contribution length
.Lnames_start0:
.short 5 # Header: version
.short 0 # Header: padding
.long 1 # Header: compilation unit count
.long 0 # Header: local type unit count
.long 0 # Header: foreign type unit count
.long 0 # Header: bucket count
.long 0 # Header: name count
.long .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size
.long 0 # Header: augmentation length
.long .Lcu_begin0 # Compilation unit 0
.Lnames_abbrev_start0:
.byte 1 # Abbrev code
.byte 46 # DW_TAG_subprogram
.byte 3 # DW_IDX_die_offset
.uleb128 0x1fff # DW_FORM_unknown_1fff
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 2 # Abbrev code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_IDX_compile_unit
.byte 17 # DW_FORM_ref1
.byte 2 # DW_IDX_type_unit
.byte 17 # DW_FORM_ref1
.byte 2 # DW_IDX_type_unit
.byte 5 # DW_FORM_data2
.byte 5 # DW_IDX_type_hash
.byte 6 # DW_FORM_data4
.uleb128 0x2020 # DW_IDX_unknown_2020
.byte 6 # DW_FORM_data4
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 3 # Abbrev code
.uleb128 0x8080 # DW_TAG_unknown_8080
.byte 3 # DW_IDX_die_offset
.byte 17 # DW_FORM_ref1
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 4 # Abbrev code
.byte 46 # DW_TAG_subprogram
.byte 3 # DW_IDX_die_offset
.byte 17 # DW_FORM_ref1
.byte 3 # DW_IDX_die_offset
.byte 17 # DW_FORM_ref1
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 5 # Abbrev code
.byte 46 # DW_TAG_subprogram
.byte 4 # DW_IDX_parent
.byte 5 # DW_FORM_data2
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 0 # End of abbrev list
.Lnames_abbrev_end0:
.Lnames_end0:
.long .Lnames_end1-.Lnames_start1 # Header: contribution length
.Lnames_start1:
.short 5 # Header: version
.short 0 # Header: padding
.long 2 # Header: compilation unit count
.long 0 # Header: local type unit count
.long 0 # Header: foreign type unit count
.long 0 # Header: bucket count
.long 0 # Header: name count
.long .Lnames_abbrev_end1-.Lnames_abbrev_start1 # Header: abbreviation table size
.long 0 # Header: augmentation length
.long .Lcu_begin1 # Compilation unit 0
.long .Lcu_begin2 # Compilation unit 1
.Lnames_abbrev_start1:
.byte 1 # Abbrev code
.byte 46 # DW_TAG_subprogram
.byte 3 # DW_IDX_die_offset
.byte 17 # DW_FORM_ref1
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 0 # End of abbrev list
.Lnames_abbrev_end1:
.Lnames_end1:
|