forked from OSchip/llvm-project
289 lines
7.4 KiB
YAML
289 lines
7.4 KiB
YAML
## Check how yaml2obj produces SHT_GNU_HASH sections.
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## Check we can describe a SHT_GNU_HASH section using the "Content" tag.
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## Check we set sh_link to index of the .dynsym by default.
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# RUN: yaml2obj --docnum=1 %s -o %t1
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# RUN: llvm-readobj --sections --section-data %t1 | FileCheck %s --check-prefix=CONTENT
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# CONTENT: Name: .gnu.hash
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# CONTENT-NEXT: Type: SHT_GNU_HASH
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# CONTENT-NEXT: Flags [
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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: 4
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# CONTENT-NEXT: Info: 0
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# CONTENT-NEXT: AddressAlignment: 0
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# CONTENT-NEXT: EntrySize: 0
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# CONTENT-NEXT: SectionData (
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# CONTENT-NEXT: 0000: 001122 |
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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Content: "001122"
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## Used to trigger .dynsym creation.
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DynamicSymbols:
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- Name: foo
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Binding: STB_GLOBAL
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## Check we can use "Header", "BloomFilter", "HashBuckets" and "HashValues" keys to describe
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## the hash section. Check we can set sh_link to any arbitrary value. Check both ELFCLASS32 and 64 bit output.
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# RUN: yaml2obj --docnum=2 %s -o %t2
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# RUN: yaml2obj --docnum=3 %s -o %t3
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# RUN: llvm-readobj --sections --section-data %t2 | FileCheck %s --check-prefix=CONTENT32
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# RUN: llvm-readobj --sections --section-data %t3 | FileCheck %s --check-prefix=CONTENT64
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# CONTENT32: Name: .gnu.hash
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# CONTENT32-NEXT: Type: SHT_GNU_HASH
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# CONTENT32-NEXT: Flags [
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# CONTENT32-NEXT: SHF_ALLOC
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# CONTENT32-NEXT: ]
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# CONTENT32-NEXT: Address: 0x0
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# CONTENT32-NEXT: Offset: 0x34
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# CONTENT32-NEXT: Size: 52
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# CONTENT32-NEXT: Link: 254
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# CONTENT32-NEXT: Info: 0
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# CONTENT32-NEXT: AddressAlignment: 0
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# CONTENT32-NEXT: EntrySize: 0
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# CONTENT32-NEXT: SectionData (
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# CONTENT32-NEXT: 0000: 03000000 01000000 02000000 02000000 |
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# CONTENT32-NEXT: 0010: 03000000 04000000 05000000 06000000 |
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# CONTENT32-NEXT: 0020: 07000000 08000000 09000000 0A000000 |
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# CONTENT32-NEXT: 0030: 0B000000 |
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# CONTENT32-NEXT: )
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# CONTENT64: Name: .gnu.hash
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# CONTENT64-NEXT: Type: SHT_GNU_HASH
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# CONTENT64-NEXT: Flags [
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# CONTENT64-NEXT: SHF_ALLOC
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# CONTENT64-NEXT: ]
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# CONTENT64-NEXT: Address: 0x0
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# CONTENT64-NEXT: Offset: 0x40
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# CONTENT64-NEXT: Size: 60
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# CONTENT64-NEXT: Link: 254
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# CONTENT64-NEXT: Info: 0
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# CONTENT64-NEXT: AddressAlignment: 0
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# CONTENT64-NEXT: EntrySize: 0
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# CONTENT64-NEXT: SectionData (
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# CONTENT64-NEXT: 0000: 03000000 01000000 02000000 02000000 |
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# CONTENT64-NEXT: 0010: 03000000 00000000 04000000 00000000 |
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# CONTENT64-NEXT: 0020: 05000000 06000000 07000000 08000000 |
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# CONTENT64-NEXT: 0030: 09000000 0A000000 0B000000 |
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# CONTENT64-NEXT: )
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--- !ELF
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_DYN
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Machine: EM_386
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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Flags: [ SHF_ALLOC ]
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Header:
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SymNdx: 0x1
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Shift2: 0x2
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BloomFilter: [0x3, 0x4]
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HashBuckets: [0x5, 0x6, 0x7]
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HashValues: [0x8, 0x9, 0xA, 0xB]
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Link: 0xFE
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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Flags: [ SHF_ALLOC ]
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Header:
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SymNdx: 0x1
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Shift2: 0x2
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BloomFilter: [0x3, 0x4]
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HashBuckets: [0x5, 0x6, 0x7]
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HashValues: [0x8, 0x9, 0xA, 0xB]
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Link: 0xFE
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## Check we only can use "Header", "BloomFilter", "HashBuckets" and "HashValues" together.
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# RUN: not yaml2obj --docnum=4 %s -o %t4 2>&1 | FileCheck %s --check-prefix=ERR
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# RUN: not yaml2obj --docnum=5 %s -o %t5 2>&1 | FileCheck %s --check-prefix=ERR
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# RUN: not yaml2obj --docnum=6 %s -o %t6 2>&1 | FileCheck %s --check-prefix=ERR
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# RUN: not yaml2obj --docnum=7 %s -o %t7 2>&1 | FileCheck %s --check-prefix=ERR
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# ERR: error: "Header", "BloomFilter", "HashBuckets" and "HashValues" must be used together
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash.no.header
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Type: SHT_GNU_HASH
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BloomFilter: []
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HashBuckets: []
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HashValues: []
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash.no.bloomfilter
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Type: SHT_GNU_HASH
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Header:
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SymNdx: 0x0
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Shift2: 0x0
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HashBuckets: []
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HashValues: []
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash.no.nobuckets
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Type: SHT_GNU_HASH
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Header:
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SymNdx: 0x0
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Shift2: 0x0
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BloomFilter: []
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HashValues: []
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash.no.novalues
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Type: SHT_GNU_HASH
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Header:
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SymNdx: 0x0
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Shift2: 0x0
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BloomFilter: []
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HashBuckets: []
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## Check that "SymNdx" and "Shift2" fields are mandatory when we specify the "Header".
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# RUN: not yaml2obj --docnum=8 %s -o %t8 2>&1 | FileCheck %s --check-prefix=ERR2
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# ERR2: error: missing required key 'SymNdx'
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# RUN: not yaml2obj --docnum=9 %s -o %t9 2>&1 | FileCheck %s --check-prefix=ERR3
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# ERR3: error: missing required key 'Shift2'
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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Header:
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Shift2: 0x0
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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Header:
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SymNdx: 0x0
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## Either "Content" or "Header", "BloomFilter", "HashBuckets" and "HashBuckets" must be
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## specified when declaring a SHT_GNU_HASH section.
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# RUN: not yaml2obj --docnum=10 %s -o %t10 2>&1 | FileCheck %s --check-prefix=NOKEYS
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# NOKEYS: error: either "Content" or "Header", "BloomFilter", "HashBuckets" and "HashBuckets" must be specified
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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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Machine: EM_X86_64
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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## Test that "Header", "BloomFilter", "HashBuckets" and "HashValues" can't be used together with "Content".
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# RUN: not yaml2obj --docnum=11 %s -o %t11 2>&1 | FileCheck %s --check-prefix=TOGETHER
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# TOGETHER: error: "Header", "BloomFilter", "HashBuckets" and "HashValues" can't be used together with "Content"
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--- !ELF
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_DYN
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Machine: EM_386
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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Content: ""
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Header:
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SymNdx: 0x0
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Shift2: 0x0
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BloomFilter: []
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HashBuckets: []
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HashValues: []
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## Test we can override the number of buckets and the number of words in the Bloom filter
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## using the "NBuckets" and "Shift2" keys.
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# RUN: yaml2obj --docnum=12 %s -o %t12
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# RUN: llvm-readobj --sections --section-data %t12 | FileCheck %s --check-prefix=OVERRIDE-CONTENT
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# OVERRIDE-CONTENT: Name: .gnu.hash
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# OVERRIDE-CONTENT: SectionData (
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# OVERRIDE-CONTENT-NEXT: 0000: 01000000 02000000 03000000 04000000 |
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# OVERRIDE-CONTENT-NEXT: )
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--- !ELF
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2LSB
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Type: ET_DYN
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Machine: EM_386
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Sections:
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Sections:
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- Name: .gnu.hash
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Type: SHT_GNU_HASH
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Header:
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NBuckets: 0x1
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SymNdx: 0x2
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MaskWords: 0x3
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Shift2: 0x4
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BloomFilter: []
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HashBuckets: []
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HashValues: []
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