llvm/test/DebugInfo/X86/dwarfdump-str-offsets-v4-dwarf64-dwo.s

   1 ## This tests dumping a .debug_str_offsets.dwo section which is referenced by
   2 ## DWARF64 pre-v5 units and dumping attributes in such units which use the
   3 ## DW_FORM_strx form.
   4
   5 # RUN: llvm-mc -triple x86_64 %s -filetype=obj -o - | \
   6 # RUN:   llvm-dwarfdump -v - | \
   7 # RUN:   FileCheck %s
   8
   9 # CHECK:      .debug_info.dwo contents:
  10 # CHECK:      Compile Unit:
  11 # CHECK:      DW_TAG_compile_unit [1]
  12 # CHECK-NEXT:   DW_AT_name [DW_FORM_strx] (indexed (00000000) string = "Compilation Unit")
  13
  14 # CHECK:      .debug_types.dwo contents:
  15 # CHECK:      Type Unit:
  16 # CHECK:      DW_TAG_type_unit [2] *
  17 # CHECK-NEXT:   DW_AT_name [DW_FORM_strx] (indexed (00000001) string = "Type Unit")
  18 # CHECK:      DW_TAG_structure_type [3]
  19 # CHECK-NEXT:   DW_AT_name [DW_FORM_strx] (indexed (00000002) string = "Structure")
  20
  21 # CHECK:      .debug_str.dwo contents:
  22 # CHECK-NEXT: 0x00000000: "Compilation Unit"
  23 # CHECK-NEXT: 0x00000011: "Type Unit"
  24 # CHECK-NEXT: 0x0000001b: "Structure"
  25
  26 # CHECK:      .debug_str_offsets.dwo contents:
  27 # CHECK-NEXT: 0x00000000: Contribution size = 24, Format = DWARF64, Version = 4
  28 # CHECK-NEXT: 0x00000000: 0000000000000000 "Compilation Unit"
  29 # CHECK-NEXT: 0x00000008: 0000000000000011 "Type Unit"
  30 # CHECK-NEXT: 0x00000010: 000000000000001b "Structure"
  31
  32     .section .debug_str.dwo, "MSe", @progbits, 1
  33 .LStr0:
  34     .asciz "Compilation Unit"
  35 .LStr1:
  36     .asciz "Type Unit"
  37 .LStr2:
  38     .asciz "Structure"
  39
  40     .section .debug_str_offsets.dwo, "e", @progbits
  41     .quad .LStr0-.debug_str.dwo     # 0: "Compilation Unit"
  42     .quad .LStr1-.debug_str.dwo     # 1: "Type Unit"
  43     .quad .LStr2-.debug_str.dwo     # 2: "Structure"
  44
  45     .section .debug_abbrev.dwo, "e", @progbits
  46     .uleb128 0x01                   # Abbrev code
  47     .uleb128 0x11                   # DW_TAG_compile_unit
  48     .byte 0x00                      # DW_CHILDREN_no
  49     .uleb128 0x03                   # DW_AT_name
  50     .uleb128 0x1a                   # DW_FORM_strx
  51     .byte 0x00                      # EOM(1)
  52     .byte 0x00                      # EOM(2)
  53     .uleb128 0x02                   # Abbrev code
  54     .uleb128 0x41                   # DW_TAG_type_unit
  55     .byte 0x01                      # DW_CHILDREN_yes
  56     .uleb128 0x03                   # DW_AT_name
  57     .uleb128 0x1a                   # DW_FORM_strx
  58     .byte 0x00                      # EOM(1)
  59     .byte 0x00                      # EOM(2)
  60     .uleb128 0x03                   # Abbrev code
  61     .uleb128 0x13                   # DW_TAG_structure_type
  62     .byte 0x00                      # DW_CHILDREN_no (no members)
  63     .uleb128 0x03                   # DW_AT_name
  64     .uleb128 0x1a                   # DW_FORM_strx
  65     .byte 0x00                      # EOM(1)
  66     .byte 0x00                      # EOM(2)
  67     .byte 0x00                      # EOM(3)
  68
  69     .section .debug_info.dwo, "e", @progbits
  70     .long 0xffffffff                # DWARF64 mark
  71     .quad .LCUEnd-.LCUVer           # Length
  72 .LCUVer:
  73     .short 4                        # Version
  74     .quad 0                         # Abbrev. offset
  75     .byte 8                         # Address size
  76     .uleb128 1                      # Abbrev [1] DW_TAG_compile_unit
  77     .uleb128 0                      # DW_AT_name ("Compilation Unit")
  78 .LCUEnd:
  79
  80     .section .debug_types.dwo, "e", @progbits
  81 .LTU:
  82     .long 0xffffffff                # DWARF64 mark
  83     .quad .LTUEnd-.LTUVer           # Length
  84 .LTUVer:
  85     .short 4                        # Version
  86     .quad 0                         # Abbrev. offset
  87     .byte 8                         # Address size
  88     .quad 0x11110022ffffffff        # Type Signature
  89     .quad .LTUType-.LTU             # Type offset
  90     .uleb128 2                      # Abbrev [2] DW_TAG_type_unit
  91     .uleb128 1                      # DW_AT_name ("Type Unit")
  92 .LTUType:
  93     .uleb128 3                      # Abbrev [3] DW_TAG_structure_type
  94     .uleb128 2                      # DW_AT_name ("Structure")
  95 .LTUEnd: