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
149
150
151
152
153
154
155
156
157
158
159
160
161
|
## Show that yaml2obj supports custom section data for Mach-O YAML inputs.
## Case 1: The size of content is greater than the section size.
# RUN: not yaml2obj --docnum=1 %s -o %t1 2>&1 | FileCheck %s --check-prefix=CASE1
# CASE1: error: Section size must be greater than or equal to the content size
--- !mach-o
FileHeader:
magic: 0xFEEDFACF
cputype: 0x01000007
cpusubtype: 0x00000003
filetype: 0x00000001
ncmds: 1
sizeofcmds: 232
flags: 0x00002000
reserved: 0x00000000
LoadCommands:
- cmd: LC_SEGMENT_64
cmdsize: 232
segname: ''
vmaddr: 0
vmsize: 4
fileoff: 392
filesize: 4
maxprot: 7
initprot: 7
nsects: 1
flags: 0
Sections:
- sectname: __data
segname: __DATA
addr: 0x0000000000000000
size: 0
offset: 0x00000188
align: 2
reloff: 0x00000000
nreloc: 0
flags: 0x00000000
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
content: CDAB3412
## Case 2: The content size equals the section size.
# RUN: yaml2obj --docnum=2 %s -o %t2
# RUN: llvm-readobj --sections --section-data %t2 | FileCheck %s --check-prefix=CASE2
# CASE2: Index: 0
# CASE2-NEXT: Name: __data (5F 5F 64 61 74 61 00 00 00 00 00 00 00 00 00 00)
# CASE2-NEXT: Segment: __DATA (5F 5F 44 41 54 41 00 00 00 00 00 00 00 00 00 00)
# CASE2-NEXT: Address: 0x0
# CASE2-NEXT: Size: 0x4
# CASE2-NEXT: Offset: 392
# CASE2-NEXT: Alignment: 2
# CASE2-NEXT: RelocationOffset: 0x0
# CASE2-NEXT: RelocationCount: 0
# CASE2-NEXT: Type: Regular (0x0)
# CASE2-NEXT: Attributes [ (0x0)
# CASE2-NEXT: ]
# CASE2-NEXT: Reserved1: 0x0
# CASE2-NEXT: Reserved2: 0x0
# CASE2-NEXT: Reserved3: 0x0
# CASE2-NEXT: SectionData (
# CASE2-NEXT: 0000: CDAB3412 |..4.|
# CASE2-NEXT: )
--- !mach-o
FileHeader:
magic: 0xFEEDFACF
cputype: 0x01000007
cpusubtype: 0x00000003
filetype: 0x00000001
ncmds: 1
sizeofcmds: 232
flags: 0x00002000
reserved: 0x00000000
LoadCommands:
- cmd: LC_SEGMENT_64
cmdsize: 232
segname: ''
vmaddr: 0
vmsize: 4
fileoff: 392
filesize: 4
maxprot: 7
initprot: 7
nsects: 1
flags: 0
Sections:
- sectname: __data
segname: __DATA
addr: 0x0000000000000000
size: 4
offset: 0x00000188
align: 2
reloff: 0x00000000
nreloc: 0
flags: 0x00000000
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
content: CDAB3412
## Case 3: The content size is less than the section size. In this case, the area
## after the custom content is filled with zeroes.
# RUN: yaml2obj --docnum=3 %s -o %t3
# RUN: llvm-readobj --sections --section-data %t3 | FileCheck %s --check-prefix=CASE3
# CASE3: Index: 0
# CASE3-NEXT: Name: __data (5F 5F 64 61 74 61 00 00 00 00 00 00 00 00 00 00)
# CASE3-NEXT: Segment: __DATA (5F 5F 44 41 54 41 00 00 00 00 00 00 00 00 00 00)
# CASE3-NEXT: Address: 0x0
# CASE3-NEXT: Size: 0x4
# CASE3-NEXT: Offset: 392
# CASE3-NEXT: Alignment: 2
# CASE3-NEXT: RelocationOffset: 0x0
# CASE3-NEXT: RelocationCount: 0
# CASE3-NEXT: Type: Regular (0x0)
# CASE3-NEXT: Attributes [ (0x0)
# CASE3-NEXT: ]
# CASE3-NEXT: Reserved1: 0x0
# CASE3-NEXT: Reserved2: 0x0
# CASE3-NEXT: Reserved3: 0x0
# CASE3-NEXT: SectionData (
# CASE3-NEXT: 0000: AA000000 |....|
# CASE3-NEXT: )
--- !mach-o
FileHeader:
magic: 0xFEEDFACF
cputype: 0x01000007
cpusubtype: 0x00000003
filetype: 0x00000001
ncmds: 1
sizeofcmds: 232
flags: 0x00002000
reserved: 0x00000000
LoadCommands:
- cmd: LC_SEGMENT_64
cmdsize: 232
segname: ''
vmaddr: 0
vmsize: 4
fileoff: 392
filesize: 4
maxprot: 7
initprot: 7
nsects: 1
flags: 0
Sections:
- sectname: __data
segname: __DATA
addr: 0x0000000000000000
size: 4
offset: 0x00000188
align: 2
reloff: 0x00000000
nreloc: 0
flags: 0x00000000
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
content: AA
|
