test/tools/llvm-readobj/elf-dynamic-table-dtnull.s

   1 # Check we are able to dump the dynamic section without a DT_NULL entry correctly.
   2
   3 # RUN: yaml2obj -docnum=1 %s -o %t.o
   4 # RUN: llvm-readobj --dynamic-table %t.o | FileCheck %s --check-prefix=NONULL-LLVM
   5 # RUN: llvm-readelf --dynamic-table %t.o | FileCheck %s --check-prefix=NONULL-GNU
   6
   7 # NONULL-LLVM:      DynamicSection [ (1 entries)
   8 # NONULL-LLVM-NEXT:   Tag                Type   Name/Value
   9 # NONULL-LLVM-NEXT:   0x0000000000000015 DEBUG  0x0
  10 # NONULL-LLVM-NEXT: ]
  11
  12 # NONULL-GNU:      Dynamic section at offset {{.*}} contains 1 entries:
  13 # NONULL-GNU-NEXT:   Tag                Type     Name/Value
  14 # NONULL-GNU-NEXT:   0x0000000000000015 (DEBUG)  0x0
  15
  16 --- !ELF
  17 FileHeader:
  18   Class:           ELFCLASS64
  19   Data:            ELFDATA2LSB
  20   Type:            ET_EXEC
  21   Machine:         EM_X86_64
  22 Sections:
  23   - Name:            .dynamic
  24     Type:            SHT_DYNAMIC
  25     Address:         0x0000000000001010
  26     AddressAlign:    0x0000000000000010
  27     EntSize:         0x0000000000000010
  28     Entries:
  29       - Tag:             DT_DEBUG
  30         Value:           0x0000000000000000
  31 ProgramHeaders:
  32   - Type: PT_LOAD
  33     VAddr: 0x1000
  34     Sections:
  35       - Section: .dynamic
  36   - Type: PT_DYNAMIC
  37     VAddr: 0x1010
  38     Sections:
  39       - Section: .dynamic
  40
  41 # Sometimes .dynamic section content length can be greater than the
  42 # length of its entries. In this case, we should not try to dump anything
  43 # past the DT_NULL entry, which works as a terminator.
  44
  45 # RUN: yaml2obj -docnum=2 %s -o %t.o
  46 # RUN: llvm-readobj --dynamic-table %t.o | FileCheck %s --check-prefix=LONG-LLVM
  47 # RUN: llvm-readelf --dynamic-table %t.o | FileCheck %s --check-prefix=LONG-GNU
  48
  49 # LONG-LLVM:      DynamicSection [ (2 entries)
  50 # LONG-LLVM-NEXT:   Tag                Type                 Name/Value
  51 # LONG-LLVM-NEXT:   0x0000000000000015 DEBUG                0x0
  52 # LONG-LLVM-NEXT:   0x0000000000000000 NULL                 0x0
  53 # LONG-LLVM-NEXT: ]
  54
  55 # LONG-GNU:      Dynamic section at offset {{.*}} contains 2 entries:
  56 # LONG-GNU-NEXT:   Tag                Type                 Name/Value
  57 # LONG-GNU-NEXT:   0x0000000000000015 (DEBUG)              0x0
  58 # LONG-GNU-NEXT:   0x0000000000000000 (NULL)               0x0
  59
  60 --- !ELF
  61 FileHeader:
  62   Class:           ELFCLASS64
  63   Data:            ELFDATA2LSB
  64   Type:            ET_EXEC
  65   Machine:         EM_X86_64
  66 Sections:
  67   - Name:            .dynamic
  68     Type:            SHT_DYNAMIC
  69     Address:         0x0000000000001010
  70     AddressAlign:    0x0000000000000010
  71     EntSize:         0x0000000000000010
  72     Entries:
  73       - Tag:             DT_DEBUG
  74         Value:           0x0000000000000000
  75       - Tag:             DT_NULL
  76         Value:           0x0000000000000000
  77       - Tag:             DT_NULL
  78         Value:           0x0000000000000000
  79 ProgramHeaders:
  80   - Type: PT_LOAD
  81     VAddr: 0x1000
  82     Sections:
  83       - Section: .dynamic
  84   - Type: PT_DYNAMIC
  85     VAddr: 0x1010
  86     Sections:
  87       - Section: .dynamic