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https://github.com/RPCS3/llvm-mirror.git
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fc516b0eae
This makes the following improvements. For `SHT_GNU_versym`: * yaml2obj: set `sh_link` to index of `.dynsym` section automatically. For `SHT_GNU_verdef`: * yaml2obj: set `sh_link` to index of `.dynstr` section automatically. * yaml2obj: set `sh_info` field automatically. * obj2yaml: don't dump the `Info` field when its value matches the number of version definitions. For `SHT_GNU_verneed`: * yaml2obj: set `sh_link` to index of `.dynstr` section automatically. * yaml2obj: set `sh_info` field automatically. * obj2yaml: don't dump the `Info` field when its value matches the number of version dependencies. Also, simplifies few test cases. Differential revision: https://reviews.llvm.org/D94956
84 lines
2.5 KiB
YAML
84 lines
2.5 KiB
YAML
## Check how we dump SHT_GNU_verdef sections.
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## Check we don't dump the `Info` field when its value is equal
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## to the number of version definitions.
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# RUN: yaml2obj %s -o %t
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# RUN: obj2yaml %t | FileCheck %s
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# CHECK: - Name: .gnu.version_d
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# CHECK-NEXT: Type: SHT_GNU_verdef
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# CHECK-NEXT: Flags: [ SHF_ALLOC ]
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# CHECK-NEXT: Address: 0x230
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# CHECK-NEXT: Link: .dynstr
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# CHECK-NEXT: AddressAlign: 0x4
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# INFO-NEXT: Info: 0x4
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# CHECK-NEXT: Entries:
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# CHECK-NEXT: - Names:
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# CHECK-NEXT: - VERSION_0
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# CHECK-NEXT: - Flags: 2
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# CHECK-NEXT: VersionNdx: 2
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# CHECK-NEXT: Hash: 108387921
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# CHECK-NEXT: Names:
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# CHECK-NEXT: - VERSION_1
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# CHECK-NEXT: - Flags: 3
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# CHECK-NEXT: VersionNdx: 3
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# CHECK-NEXT: Hash: 108387922
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# CHECK-NEXT: Names:
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# CHECK-NEXT: - VERSION_2
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# CHECK-NEXT: - VERSION_3
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# CHECK-NEXT: - VERSION_4
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# CHECK-NEXT: - Name:
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_DYN
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Sections:
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- Name: .gnu.version_d
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Type: SHT_GNU_verdef
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Flags: [ SHF_ALLOC ]
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Address: 0x230
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AddressAlign: 0x4
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Info: [[INFO=<none>]]
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Entries:
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## An entry that has all fields explicitly set to their default values.
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## Used to check that we don't dump them.
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- Version: [[VERSION=1]]
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Flags: 0
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VersionNdx: 0
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Hash: 0
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Names:
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- VERSION_0
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## An entry with arbitrary values.
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- Flags: 2
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VersionNdx: 2
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Hash: 108387921
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Names:
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- VERSION_1
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## Another entry with arbitrary values and version predecessors.
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- Flags: 3
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VersionNdx: 3
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Hash: 108387922
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Names:
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- VERSION_2
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- VERSION_3
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- VERSION_4
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## Needed to emit the .dynstr section.
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DynamicSymbols: []
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## Check we dump the `Info` field when its value is not equal
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## to the number of version definitions.
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# RUN: yaml2obj %s -DINFO=0x4 -o %t.info
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# RUN: obj2yaml %t.info | FileCheck %s --check-prefixes=CHECK,INFO
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## Document that we are not able to dump a version definition which
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## has a version revision (vd_version) that is not equal to 1.
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# RUN: yaml2obj %s -DVERSION=2 -o %t.version
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# RUN: not obj2yaml %t.version 2>&1 | \
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# RUN: FileCheck %s -DFILE=%t.version --check-prefix=VERSION-ERR
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# VERSION-ERR: Error reading file: [[FILE]]: invalid SHT_GNU_verdef section version: 2
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