251 lines
7.7 KiB
YAML
251 lines
7.7 KiB
YAML
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## Test how we create SHT_GNU_verdef sections.
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## Check that we link the SHT_GNU_verdef section to
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## the `.dynstr` section by default.
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## Check that we set the value of `sh_info` field to the
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## number of version definitions by default.
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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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# RUN: llvm-readelf --sections %t1 | \
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# RUN: FileCheck %s -DLINK=3 -DINFO=4 --check-prefix=FIELDS
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# FIELDS: [Nr] Name Type {{.*}} Flg Lk Inf
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# FIELDS: [ 1] .gnu.version_d VERDEF {{.*}} A [[LINK]] [[INFO]]
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# FIELDS: [ 3] .dynstr
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# CHECK: VersionDefinitions [
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# CHECK-NEXT: Definition {
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# CHECK-NEXT: Version: 1
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# CHECK-NEXT: Flags [ (0x0)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Index: 0
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# CHECK-NEXT: Hash: 0
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# CHECK-NEXT: Name:
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# CHECK-NEXT: Predecessors: []
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# CHECK-NEXT: }
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# CHECK-NEXT: Definition {
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# CHECK-NEXT: Version: 1
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# CHECK-NEXT: Flags [ (0x1)
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# CHECK-NEXT: Base (0x1)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Index: 1
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# CHECK-NEXT: Hash: 170240160
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# CHECK-NEXT: Name: dso.so.0
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# CHECK-NEXT: Predecessors: []
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# CHECK-NEXT: }
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# CHECK-NEXT: Definition {
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# CHECK-NEXT: Version: 1
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# CHECK-NEXT: Flags [ (0x2)
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# CHECK-NEXT: Weak (0x2)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Index: 2
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# CHECK-NEXT: Hash: 108387921
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# CHECK-NEXT: Name: VERSION_1
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# CHECK-NEXT: Predecessors: []
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# CHECK-NEXT: }
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# CHECK-NEXT: Definition {
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# CHECK-NEXT: Version: 1
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# CHECK-NEXT: Flags [ (0xFFFF)
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# CHECK-NEXT: Base (0x1)
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# CHECK-NEXT: Info (0x4)
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# CHECK-NEXT: Weak (0x2)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Index: 3
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# CHECK-NEXT: Hash: 108387922
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# CHECK-NEXT: Name: VERSION_2
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# CHECK-NEXT: Predecessors: [VERSION_3, VERSION_4]
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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_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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Info: [[INFO=<none>]]
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Link: [[LINK=<none>]]
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Entries:
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## Case 1: an entry that has no Version, Flags, VersionNdx or Hash fields set.
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## Used to check values that are written by default. Also shows
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## that we are able to use the "=<none>" syntax for these fields.
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- Version: [[VERSION=<none>]]
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Flags: [[FLAGS=<none>]]
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VersionNdx: [[VERNDX=<none>]]
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Hash: [[HASH=<none>]]
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Names: []
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## Case 2: an arbitrary entry.
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- Flags: 1
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VersionNdx: 1
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Hash: 170240160
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Names:
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- dso.so.0
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## Case 3: one more arbitrary entry with different 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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## Case 4: an entry that has version predecessors. Also, it sets
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## all known flags as well as few unknown.
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- Flags: 0xffff
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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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DynamicSymbols:
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- Name: foo
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Binding: STB_GLOBAL
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## Check that we are able to set sh_info and sh_link fields to arbitrary values.
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# RUN: yaml2obj --docnum=1 -DINFO=123 -DLINK=234 %s -o %t1.fields
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# RUN: llvm-readelf --sections %t1.fields | \
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# RUN: FileCheck %s -DINFO=123 -DLINK=234 --check-prefix=FIELDS
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## Check we are able to emit a version definition which has a version revision
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## (vd_version) field value that is not equal to 1.
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# RUN: yaml2obj --docnum=1 -DVERSION=2 %s -o %t.version
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# RUN: llvm-readobj -V %t.version 2>&1 | FileCheck %s --check-prefix=VERSION-ERR
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# VERSION-ERR: unable to dump SHT_GNU_verdef section with index 1: version 2 is not yet supported
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## Check we can use "Content" to describe the content.
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## Check we set the sh_link field to 0 when there is no .dynstr section.
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# RUN: yaml2obj --docnum=2 %s -o %t2
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# RUN: llvm-readobj --sections --section-data %t2 | FileCheck %s --check-prefix=CONTENT
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# CONTENT: Name: .gnu.version_d
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# CONTENT-NEXT: Type: SHT_GNU_verdef
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# CONTENT-NEXT: Flags [ (0x2)
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# CONTENT-NEXT: SHF_ALLOC (0x2)
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# CONTENT-NEXT: ]
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# CONTENT-NEXT: Address: 0x0
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# CONTENT-NEXT: Offset: 0x40
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# CONTENT-NEXT: Size: 3
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# CONTENT-NEXT: Link: 0
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# CONTENT-NEXT: Info: 0
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# CONTENT-NEXT: AddressAlignment:
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# CONTENT-NEXT: EntrySize:
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# CONTENT-NEXT: SectionData (
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# CONTENT-NEXT: 0000: 112233
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# CONTENT-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_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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Content: "112233"
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## Check we can omit "Content" and "Entries" fields to produce an empty SHT_GNU_verdef section.
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# RUN: yaml2obj --docnum=3 %s -o %t3
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# RUN: llvm-readelf --sections %t3 | FileCheck %s --check-prefix=NO-PROPS
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# NO-PROPS: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
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# NO-PROPS: [ 1] .gnu.version_d VERDEF 0000000000000000 000040 000000 00 A 0 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_d
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Type: SHT_GNU_verdef
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Flags: [ SHF_ALLOC ]
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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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# RUN: not yaml2obj --docnum=4 -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_d
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Type: SHT_GNU_verdef
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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=4 -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=4 -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_d
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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=4 -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=4 -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=4 -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=4 -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 .dynstr section is excluded
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## from the section header table.
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# RUN: yaml2obj --docnum=5 %s -o %t5
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# RUN: llvm-readelf --sections %t5 | FileCheck %s --check-prefix=EXCLUDED
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# EXCLUDED: [Nr] Name {{.*}} ES Flg Lk Inf
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# EXCLUDED: [ 1] .gnu.version_d {{.*}} 00 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_d
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Type: SHT_GNU_verdef
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- Name: .dynstr
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Type: SHT_STRTAB
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- Type: SectionHeaderTable
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Sections:
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- Name: .gnu.version_d
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- Name: .strtab
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- Name: .shstrtab
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Excluded:
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- Name: .dynstr
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