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
|
## For implicit dynamic symbol table sections, `Link` field can also
## be specified in YAML. Here we test the behavior in different cases.
## Check we are able to set Link = 0 for .dynsym explicitly.
# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: llvm-readobj %t1 -S | FileCheck %s --check-prefix=CASE1
# CASE1: Name: .dynsym
# CASE1: Link:
# CASE1-SAME: 0
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .dynsym
Type: SHT_DYNSYM
Link: 0
## Check that by default .dynsym will be linked to .dynstr
## if the latter exists.
# RUN: yaml2obj --docnum=2 %s -o %t2
# RUN: llvm-readobj %t2 -S | FileCheck %s --check-prefix=CASE2
# CASE2: .dynsym
# CASE2: Link:
# CASE2-SAME: 2
# CASE2: Index: 2
# CASE2-NEXT: Name: .dynstr
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .dynsym
Type: SHT_DYNSYM
- Name: .dynstr
Type: SHT_STRTAB
## Even if .dynstr exists, we can explicitly link .dynsym
## to another section.
# RUN: yaml2obj --docnum=3 %s -o %t3
# RUN: llvm-readobj %t3 -S | FileCheck %s --check-prefix=CASE3
# CASE3: .dynsym
# CASE3: Link:
# CASE3-SAME: 3
# CASE3: Index: 3
# CASE3-NEXT: Name: .foo
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .dynsym
Type: SHT_DYNSYM
Link: 3
- Name: .dynstr
Type: SHT_STRTAB
- Name: .foo
Type: SHT_PROGBITS
## Check we can use a section name as a Link value for .dynsym.
# RUN: yaml2obj --docnum=4 %s -o %t4
# RUN: llvm-readobj %t4 -S | FileCheck %s --check-prefix=CASE4
# CASE4: .dynsym
# CASE4: Link:
# CASE4-SAME: 2
# CASE4: Index: 2
# CASE4-NEXT: Name: .foo
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .dynsym
Type: SHT_DYNSYM
Link: .foo
- Name: .foo
Type: SHT_PROGBITS
|
