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111 lines
2.7 KiB
111 lines
2.7 KiB
4 months ago
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## Show that llvm-objdump can dump dynamic relocations.
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## Specifically, we are checking that the tags DT_RELA, DT_REL and DT_JMPREL
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## properly identify relocation tables.
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# RUN: yaml2obj %s -o %t
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# RUN: llvm-objdump --dynamic-reloc %t | FileCheck --implicit-check-not=R_X86 %s
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# RUN: llvm-objdump -R %t | FileCheck --implicit-check-not=R_X86 %s
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# CHECK: file format elf64-x86-64
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# CHECK: DYNAMIC RELOCATION RECORDS
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# CHECK-NEXT: 0000000000000000 R_X86_64_RELATIVE *ABS*
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# CHECK-NEXT: 0000000000000000 R_X86_64_JUMP_SLOT bar
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# CHECK-NEXT: 0000000000000008 R_X86_64_NONE foo
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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: .foo
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Type: SHT_PROGBITS
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Size: 16
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Flags: [SHF_ALLOC]
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Address: 0x100000
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AddressAlign: 0x100
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- Name: .got.plt
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Type: SHT_PROGBITS
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Flags: [SHF_WRITE, SHF_ALLOC]
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Address: 0x100100
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AddressAlign: 0x1000
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- Name: .rela.dyn
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Type: SHT_RELA
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Address: 0x100200
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AddressAlign: 0x100
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Info: .foo
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Link: .dynsym
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Flags: [SHF_ALLOC]
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Relocations:
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- Offset: 0
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Type: R_X86_64_RELATIVE
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Addend: 0
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- Name: .rela.plt
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Type: SHT_RELA
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Address: 0x100300
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AddressAlign: 0x100
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Info: .got.plt
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Link: .dynsym
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Flags: [SHF_ALLOC]
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Relocations:
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- Offset: 0
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Symbol: 2 # bar
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Type: R_X86_64_JUMP_SLOT
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- Name: .rel.dyn
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Type: SHT_REL
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Address: 0x100400
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AddressAlign: 0x100
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Info: .foo
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Link: .dynsym
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Flags: [SHF_ALLOC]
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Relocations:
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- Offset: 8
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Symbol: 1 # foo
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Type: R_X86_64_NONE
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- Name: .dynamic
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Type: SHT_DYNAMIC
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Address: 0x100500
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AddressAlign: 0x100
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Link: .dynstr
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Flags: [SHF_ALLOC]
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Entries:
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- Tag: DT_RELA
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Value: 0x100200
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- Tag: DT_RELASZ
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Value: 24
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- Tag: DT_RELAENT
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Value: 24
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- Tag: DT_JMPREL
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Value: 0x100300
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- Tag: DT_PLTREL
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Value: 7
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- Tag: DT_PLTRELSZ
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Value: 24
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- Tag: DT_REL
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Value: 0x100400
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- Tag: DT_RELSZ
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Value: 16
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- Tag: DT_RELENT
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Value: 16
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- Tag: DT_NULL
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Value: 0
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ProgramHeaders:
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- Type: PT_LOAD
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VAddr: 0x100000
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Align: 0x100
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FirstSec: .foo
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LastSec: .dynamic
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- Type: PT_DYNAMIC
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VAddr: 0x100500
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Align: 0x100
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FirstSec: .dynamic
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LastSec: .dynamic
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DynamicSymbols:
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- Name: foo
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Section: .foo
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Binding: STB_GLOBAL
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- Name: bar
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Type: STT_FUNC
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Binding: STB_GLOBAL
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