llvm/test/tools/llvm-objdump/X86/elf-dynamic-relocs.test

   1 ## Show that llvm-objdump can dump dynamic relocations.
   2 ## Specifically, we are checking that the tags DT_RELA, DT_REL and DT_JMPREL
   3 ## properly identify relocation tables.
   4
   5 # RUN: yaml2obj %s -o %t
   6 # RUN: llvm-objdump --dynamic-reloc %t | FileCheck %s
   7 # RUN: llvm-objdump -R %t | FileCheck %s
   8
   9 # CHECK:      DYNAMIC RELOCATION RECORDS
  10 # CHECK-NEXT: 0000000000000000 R_X86_64_RELATIVE *ABS*
  11 # CHECK-NEXT: 0000000000000000 R_X86_64_JUMP_SLOT bar
  12 # CHECK-NEXT: 0000000000000008 R_X86_64_NONE foo
  13 # CHECK-EMPTY:
  14
  15 --- !ELF
  16 FileHeader:
  17   Class:   ELFCLASS64
  18   Data:    ELFDATA2LSB
  19   Type:    ET_DYN
  20   Machine: EM_X86_64
  21 Sections:
  22   - Name:         .foo
  23     Type:         SHT_PROGBITS
  24     Size:         16
  25     Flags:        [SHF_ALLOC]
  26     Address:      0x100000
  27     AddressAlign: 0x100
  28   - Name:         .got.plt
  29     Type:         SHT_PROGBITS
  30     Flags:        [SHF_WRITE, SHF_ALLOC]
  31     Address:      0x100100
  32     AddressAlign: 0x1000
  33   - Name:         .rela.dyn
  34     Type:         SHT_RELA
  35     Address:      0x100200
  36     AddressAlign: 0x100
  37     Info:         .foo
  38     Link:         .dynsym
  39     Flags:        [SHF_ALLOC]
  40     Relocations:
  41       - Offset: 0
  42         Type:   R_X86_64_RELATIVE
  43         Addend: 0
  44   - Name:         .rela.plt
  45     Type:         SHT_RELA
  46     Address:      0x100300
  47     AddressAlign: 0x100
  48     Info:         .got.plt
  49     Link:         .dynsym
  50     Flags:        [SHF_ALLOC]
  51     Relocations:
  52       - Offset: 0
  53         Symbol: bar
  54         Type:   R_X86_64_JUMP_SLOT
  55   - Name:         .rel.dyn
  56     Type:         SHT_REL
  57     Address:      0x100400
  58     AddressAlign: 0x100
  59     Info:         .foo
  60     Link:         .dynsym
  61     Flags:        [SHF_ALLOC]
  62     Relocations:
  63       - Offset: 8
  64         Symbol: foo
  65         Type:   R_X86_64_NONE
  66   - Name:         .dynamic
  67     Type:         SHT_DYNAMIC
  68     Address:      0x100500
  69     AddressAlign: 0x100
  70     Link:         .dynstr
  71     Flags:        [SHF_ALLOC]
  72     Entries:
  73       - Tag: DT_RELA
  74         Value: 0x100200
  75       - Tag: DT_RELASZ
  76         Value: 24
  77       - Tag: DT_RELAENT
  78         Value: 24
  79       - Tag: DT_JMPREL
  80         Value: 0x100300
  81       - Tag: DT_PLTREL
  82         Value: 7
  83       - Tag: DT_PLTRELSZ
  84         Value: 24
  85       - Tag: DT_REL
  86         Value: 0x100400
  87       - Tag: DT_RELSZ
  88         Value: 16
  89       - Tag: DT_RELENT
  90         Value: 16
  91       - Tag: DT_NULL
  92         Value: 0
  93 ProgramHeaders:
  94   - Type:     PT_LOAD
  95     VAddr:    0x100000
  96     Align:    0x100
  97     FirstSec: .foo
  98     LastSec:  .dynamic
  99   - Type:     PT_DYNAMIC
 100     VAddr:    0x100500
 101     Align:    0x100
 102     FirstSec: .dynamic
 103     LastSec:  .dynamic
 104 DynamicSymbols:
 105   - Name:    foo
 106     Section: .foo
 107     Binding: STB_GLOBAL
 108   - Name:    bar
 109     Type:    STT_FUNC
 110     Binding: STB_GLOBAL