204 lines
6.2 KiB
YAML
204 lines
6.2 KiB
YAML
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## Check we are able to produce a valid SHT_GNU_versym
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## section from its description.
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# RUN: yaml2obj --docnum=1 %s -o %t1
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# RUN: llvm-readobj -V %t1 | FileCheck %s
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# CHECK: VersionSymbols [
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# CHECK-NEXT: Symbol {
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# CHECK-NEXT: Version: 0
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# CHECK-NEXT: Name:
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# CHECK-NEXT: }
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# CHECK-NEXT: Symbol {
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# CHECK-NEXT: Version: 3
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# CHECK-NEXT: Name: f1@v1
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# CHECK-NEXT: }
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# CHECK-NEXT: Symbol {
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# CHECK-NEXT: Version: 4
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# CHECK-NEXT: Name: f2@v2
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# CHECK-NEXT: }
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# CHECK-NEXT: ]
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# CHECK-NEXT: VersionDefinitions [
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# CHECK-NEXT: ]
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# CHECK-NEXT: VersionRequirements [
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# CHECK-NEXT: Dependency {
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# CHECK-NEXT: Version: 1
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# CHECK-NEXT: Count: 2
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# CHECK-NEXT: FileName: dso.so.0
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# CHECK-NEXT: Entries [
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# CHECK-NEXT: Entry {
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# CHECK-NEXT: Hash: 1937
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# CHECK-NEXT: Flags [ (0x0)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Index: 3
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# CHECK-NEXT: Name: v1
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# CHECK-NEXT: }
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# CHECK-NEXT: Entry {
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# CHECK-NEXT: Hash: 1938
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# CHECK-NEXT: Flags [ (0x0)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Index: 4
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# CHECK-NEXT: Name: v2
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# CHECK-NEXT: }
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# CHECK-NEXT: ]
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# CHECK-NEXT: }
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# CHECK-NEXT: ]
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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_EXEC
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Entry: 0x0000000000201000
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Sections:
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- Name: .gnu.version
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Type: SHT_GNU_versym
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Flags: [ SHF_ALLOC ]
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Address: 0x0000000000200210
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AddressAlign: 0x0000000000000002
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EntSize: 0x0000000000000002
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Entries: [ 0, 3, 4 ]
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- Name: .gnu.version_r
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Type: SHT_GNU_verneed
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Flags: [ SHF_ALLOC ]
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Address: 0x0000000000200250
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AddressAlign: 0x0000000000000004
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Dependencies:
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- Version: 1
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File: dso.so.0
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Entries:
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- Name: v1
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Hash: 1937
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Flags: 0
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Other: 3
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- Name: v2
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Hash: 1938
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Flags: 0
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Other: 4
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DynamicSymbols:
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- Name: f1
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Binding: STB_GLOBAL
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- Name: f2
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Binding: STB_GLOBAL
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...
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## Check we are able to set custom sh_entsize field for SHT_GNU_versym section.
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## Check we link the SHT_GNU_versym section to the .dynsym section by default.
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# RUN: yaml2obj --docnum=2 %s -o %t2
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# RUN: llvm-readelf -S %t2 | FileCheck %s -DLINK=2 --check-prefix=FIELDS
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# FIELDS: Section Headers:
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# FIELDS: [Nr] Name Type Address Off Size ES Flg Lk
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# FIELDS: [ 1] .gnu.version VERSYM 0000000000000000 000040 000000 03 [[LINK]]
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# FIELDS: [ 2] .dynsym DYNSYM 0000000000000000 000040 000018 18 A 3
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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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OSABI: ELFOSABI_FREEBSD
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Type: ET_DYN
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Sections:
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- Name: .gnu.version
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Type: SHT_GNU_versym
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EntSize: 0x0000000000000003
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Entries: [ ]
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Link: [[LINK=<none>]]
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## Needed to emit the .dynsym section.
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DynamicSymbols: []
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## Check we are able to set the sh_link field to an arbitrary value.
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# RUN: yaml2obj --docnum=2 -DLINK=0xff %s -o %t2.link
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# RUN: llvm-readelf -S %t2.link | FileCheck %s -DLINK=255 --check-prefix=FIELDS
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## Check we can use the "Content" key with the "Size" key when the size is greater
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## than or equal to the content size.
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## Also, check that we set the sh_link field to 0 when there is no .dynsym section.
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# RUN: not yaml2obj --docnum=3 -DSIZE=1 -DCONTENT="'0011'" %s 2>&1 | \
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# RUN: FileCheck %s --check-prefix=CONTENT-SIZE-ERR
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# CONTENT-SIZE-ERR: error: Section size must be greater than or equal to the content size
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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
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Type: SHT_GNU_versym
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Size: [[SIZE=<none>]]
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Content: [[CONTENT=<none>]]
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Entries: [[ENTRIES=<none>]]
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# RUN: yaml2obj --docnum=3 -DSIZE=2 -DCONTENT="'0011'" %s -o %t.cont.size.eq.o
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# RUN: llvm-readobj --sections --section-data %t.cont.size.eq.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="0011"
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# RUN: yaml2obj --docnum=3 -DSIZE=3 -DCONTENT="'0011'" %s -o %t.cont.size.gr.o
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# RUN: llvm-readobj --sections --section-data %t.cont.size.gr.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="001100"
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# CHECK-CONTENT: Name: .gnu.version
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# CHECK-CONTENT-NEXT: Type: SHT_GNU_versym (0x6FFFFFFF)
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# CHECK-CONTENT-NEXT: Flags [ (0x0)
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# CHECK-CONTENT-NEXT: ]
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# CHECK-CONTENT-NEXT: Address:
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# CHECK-CONTENT-NEXT: Offset:
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# CHECK-CONTENT-NEXT: Size:
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# CHECK-CONTENT-NEXT: Link: 0
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# CHECK-CONTENT: SectionData (
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# CHECK-CONTENT-NEXT: 0000: [[DATA]] |
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# CHECK-CONTENT-NEXT: )
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## Check we can use the "Size" key alone to create the section.
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# RUN: yaml2obj --docnum=3 -DSIZE=3 %s -o %t.size.o
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# RUN: llvm-readobj --sections --section-data %t.size.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="000000"
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## Check we can use the "Content" key alone to create the section.
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# RUN: yaml2obj --docnum=3 -DCONTENT="'112233'" %s -o %t.content.o
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# RUN: llvm-readobj --sections --section-data %t.content.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="112233"
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## Check we can't use the "Entries" key together with the "Content" or "Size" keys.
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# RUN: not yaml2obj --docnum=3 -DSIZE=0 -DENTRIES="[]" %s 2>&1 | \
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# RUN: FileCheck %s --check-prefix=ENTRIES-ERR
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# RUN: not yaml2obj --docnum=3 -DCONTENT="'00'" -DENTRIES="[]" %s 2>&1 | \
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# RUN: FileCheck %s --check-prefix=ENTRIES-ERR
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# ENTRIES-ERR: error: "Entries" cannot be used with "Content" or "Size"
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## Check we set the sh_link field to 0 when the .dynsym section is excluded
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## from the section header table.
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# RUN: yaml2obj --docnum=4 %s -o %t4
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# RUN: llvm-readelf --sections %t4 | FileCheck %s --check-prefix=EXCLUDED
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# EXCLUDED: [Nr] Name {{.*}} ES Flg Lk Inf
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# EXCLUDED: [ 1] .gnu.version {{.*}} 02 0 0
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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
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Type: SHT_GNU_versym
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- Name: .dynsym
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Type: SHT_DYNSYM
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- Type: SectionHeaderTable
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Sections:
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- Name: .gnu.version
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- Name: .strtab
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- Name: .shstrtab
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Excluded:
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- Name: .dynsym
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