xref: /llvm-project/llvm/test/tools/llvm-objcopy/ELF/rename-section-relocsec.test (revision 7b424b933355c972da006e9afd560d4e534d08f8)
1# RUN: yaml2obj %s -o %t
2# RUN: llvm-objcopy %t %t1 \
3# RUN:    --rename-section=.tst1.foo=.tst1.ren.foo \
4# RUN:    --rename-section=.tst1.bar=.tst1.ren.bar \
5# RUN:    --rename-section=.tst2.foo=.tst2.ren.foo \
6# RUN:    --rename-section=.tst3.foo=.tst3.ren.foo \
7# RUN:    --rename-section=.tst4.foo=.tst4.ren.foo \
8# RUN:    --rename-section=.rel.tst4.foo=.tst4.ren.foo.rel \
9# RUN:    --rename-section=.tst6.got.plt=.tst6.ren.got.plt \
10# RUN:    --rename-section=.tst7.rela.plt=.tst7.ren.rela.plt
11# RUN: llvm-readobj --sections %t1 | FileCheck %s
12
13!ELF
14FileHeader:
15  Class:   ELFCLASS64
16  Data:    ELFDATA2LSB
17  Type:    ET_REL
18  Machine: EM_X86_64
19Sections:
20
21## Test 1. When a section is renamed, its relocation section should be renamed
22## similarly.
23# CHECK: Name: .tst1.ren.foo{{ }}
24# CHECK: Name: .rel.tst1.ren.foo{{ }}
25# CHECK: Name: .rela.tst1.ren.bar{{ }}
26# CHECK: Name: .tst1.ren.bar{{ }}
27  - Name:  .tst1.foo
28    Type:  SHT_PROGBITS
29  - Name:  .rel.tst1.foo
30    Type:  SHT_REL
31    Info:  .tst1.foo
32  - Name:  .rela.tst1.bar
33    Type:  SHT_RELA
34    Info:  .tst1.bar
35  - Name:  .tst1.bar
36    Type:  SHT_PROGBITS
37
38## Test 2. A relocation section should be renamed together with its target
39## section even if its name does not follow the typical pattern.
40# CHECK: Name: .tst2.ren.foo{{ }}
41# CHECK: Name: .rel.tst2.ren.foo{{ }}
42  - Name:  .tst2.foo
43    Type:  SHT_PROGBITS
44  - Name:  .tst2.foo.rel
45    Type:  SHT_REL
46    Info:  .tst2.foo
47
48## Test 3. A relocation section should not be renamed if an unrelated section
49## with the same common name is renamed.
50## Note that '.rel.tst3.foo' targets '.tst3.bar', not '.tst3.foo'
51# CHECK: Name: .tst3.ren.foo{{ }}
52# CHECK: Name: .tst3.bar{{ }}
53# CHECK: Name: .rel.tst3.foo{{ }}
54  - Name:  .tst3.foo
55    Type:  SHT_PROGBITS
56  - Name:  .tst3.bar
57    Type:  SHT_PROGBITS
58  - Name:  .rel.tst3.foo
59    Type:  SHT_REL
60    Info:  .tst3.bar
61
62## Test 4. A relocation section can be renamed with an explicit --rename-section
63## command. Explicit renaming overrides implicit one.
64# CHECK: Name: .tst4.ren.foo{{ }}
65# CHECK: Name: .tst4.ren.foo.rel{{ }}
66  - Name:  .tst4.foo
67    Type:  SHT_PROGBITS
68  - Name:  .rel.tst4.foo
69    Type:  SHT_REL
70    Info:  .tst4.foo
71
72## Test 5. Should not rename a relocation section if it or its target are not
73## specified in --rename-section.
74## Note that this diverges from GNU objcopy.
75# CHECK: Name: .tst5.foo{{ }}
76# CHECK: Name: .tst5.foo.rel{{ }}
77  - Name:  .tst5.foo
78    Type:  SHT_PROGBITS
79  - Name:  .tst5.foo.rel
80    Type:  SHT_REL
81    Info:  .tst5.foo
82
83## Test 6. A dynamic relocation section should not be renamed together with its
84## target section.
85# CHECK: Name: .tst6.rela.plt{{ }}
86# CHECK: Name: .tst6.ren.got.plt{{ }}
87  - Name:  .tst6.rela.plt
88    Type:  SHT_RELA
89    Flags: [ SHF_ALLOC ]
90    Info:  .tst6.got.plt
91  - Name:  .tst6.got.plt
92    Type:  SHT_PROGBITS
93
94## Test 7. A dynamic relocation section can be renamed with an explicit
95## --rename-section command.
96# CHECK: Name: .tst7.ren.rela.plt{{ }}
97# CHECK: Name: .tst7.got.plt{{ }}
98  - Name:  .tst7.rela.plt
99    Type:  SHT_RELA
100    Flags: [ SHF_ALLOC ]
101    Info:  .tst7.got.plt
102  - Name:  .tst7.got.plt
103    Type:  SHT_PROGBITS
104