llvm/test/DebugInfo/ARM/dwarfdump-rela.yaml

   1 # Test if we are handling RELA relocations for ARM correctly using llvm-dwarfdump.
   2 #
   3 # RUN: yaml2obj %s -o %t
   4 # RUN: llvm-dwarfdump -i %t | FileCheck %s
   5
   6 # CHECK:      DW_TAG_compile_unit
   7 # CHECK-NEXT: DW_AT_name {{.*}}("correct")
   8 # CHECK-NEXT: DW_AT_type ([[TYPEDIE:0x[0-9A-Fa-f]+]] "correct")
   9 # CHECK:      [[TYPEDIE]]: DW_TAG_base_type
  10 # CHECK-NEXT: DW_AT_name {{.*}}("correct")
  11
  12 --- !ELF
  13 FileHeader:
  14   Class:           ELFCLASS32
  15   Data:            ELFDATA2LSB
  16   Type:            ET_REL
  17   Machine:         EM_ARM
  18   Flags:           [ EF_ARM_EABI_VER5 ]
  19 Sections:
  20   # A rudimentary v5 compile unit with an AT_name and an AT_type referencing
  21   # a rudimentary DW_TAG_base_type DIE with an AT_name attribute.
  22   - Name:            .debug_info
  23     Type:            SHT_PROGBITS
  24     Content:         17000000050001040000000001A000000000000000020000000000
  25   - Name:            .debug_abbrev
  26     Type:            SHT_PROGBITS
  27     Content:         011101030E49130000022400030E000000
  28   - Name:            .debug_str
  29     Type:            SHT_PROGBITS
  30   - Name:            .rela.debug_info
  31     Type:            SHT_RELA
  32     Link:            .symtab
  33     AddressAlign:    0x4
  34     Offset:          0x929
  35     Info:            .debug_info
  36     Relocations:
  37       - Offset:          0x8
  38         Symbol:          .debug_abbrev
  39         Type:            R_ARM_ABS32
  40       # The compile unit name is found via a R_ARM_ABS32 relocation.
  41       - Offset:          0xD
  42         Symbol:          .debug_str
  43         Type:            R_ARM_ABS32
  44         Addend:          6
  45       # The DW_TAG_base_type is found via a R_ARM_REL32 relocation.
  46       # This is completely artificial and unlikely to be ever generated
  47       # by a compiler or other tool. We make sure that the relocation is
  48       # resolved by (Symbol - Offset + Addend).
  49       - Offset:          0x11
  50         Symbol:          .debug_info
  51         Type:            R_ARM_REL32
  52         Addend:          0x26
  53       - Offset:          0x16
  54         Symbol:          .debug_str
  55         Type:            R_ARM_ABS32
  56         Addend:          6
  57   - Type:            SectionHeaderTable
  58     Sections:
  59       - Name:            .symtab
  60       - Name:            .strtab
  61       - Name:            .shstrtab
  62       - Name:            .debug_info
  63       - Name:            .debug_abbrev
  64       - Name:            .debug_str
  65       - Name:            .rela.debug_info
  66 Symbols:
  67   - Name:            test.cpp
  68     Type:            STT_FILE
  69     Index:           SHN_ABS
  70   - Name:            .debug_info
  71     Type:            STT_SECTION
  72     Section:         .debug_info
  73   - Name:            .debug_abbrev
  74     Type:            STT_SECTION
  75     Section:         .debug_abbrev
  76   - Name:            .debug_str
  77     Type:            STT_SECTION
  78     Section:         .debug_str
  79   - Name:            .debug_info_cudie
  80     Type:            STT_OBJECT
  81     Section:         .debug_info
  82     Value:           0xC
  83 DWARF:
  84   debug_str:
  85     - 'wrong'
  86     - 'correct'
  87 ...