llvm/test/DebugInfo/X86/dwp-v2-loc.s

   1 ## The test checks that pre-v5 compile units in package files read their
   2 ## location tables from .debug_loc.dwo sections.
   3 ## See dwp-v5-loclists.s for v5 units.
   4
   5 # RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o - | \
   6 # RUN:   llvm-dwarfdump -debug-info -debug-loc - | \
   7 # RUN:   FileCheck %s
   8
   9 # CHECK:      .debug_info.dwo contents:
  10 # CHECK:      DW_TAG_compile_unit
  11 # CHECK-NEXT:   DW_AT_GNU_dwo_id (0x1100001122222222)
  12 # CHECK:      DW_TAG_variable
  13 # CHECK-NEXT:   DW_AT_name ("a")
  14 # CHECK-NEXT:   DW_AT_location (0x00000000:
  15 # CHECK-NEXT:     DW_LLE_startx_length (0x0000000000000001, 0x0000000000000010): DW_OP_reg5 RDI)
  16
  17 # CHECK:      .debug_loc.dwo contents:
  18 # CHECK:      0x00000013:
  19 # CHECK-NEXT:   DW_LLE_startx_length (0x00000001, 0x00000010): DW_OP_reg5 RDI
  20
  21 .section .debug_abbrev.dwo, "e", @progbits
  22 .LAbbrevBegin:
  23     .uleb128 1                      # Abbreviation Code
  24     .uleb128 17                     # DW_TAG_compile_unit
  25     .byte 1                         # DW_CHILDREN_yes
  26     .uleb128 0x2131                 # DW_AT_GNU_dwo_id
  27     .uleb128 7                      # DW_FORM_data8
  28     .byte 0                         # EOM(1)
  29     .byte 0                         # EOM(2)
  30     .uleb128 2                      # Abbreviation Code
  31     .uleb128 52                     # DW_TAG_variable
  32     .byte 0                         # DW_CHILDREN_no
  33     .uleb128 3                      # DW_AT_name
  34     .uleb128 8                      # DW_FORM_string
  35     .uleb128 2                      # DW_AT_location
  36     .uleb128 23                     # DW_FORM_sec_offset
  37     .byte 0                         # EOM(1)
  38     .byte 0                         # EOM(2)
  39     .byte 0                         # EOM(3)
  40 .LAbbrevEnd:
  41
  42     .section .debug_info.dwo, "e", @progbits
  43 .LCUBegin:
  44     .long .LCUEnd-.LCUVersion       # Length of Unit
  45 .LCUVersion:
  46     .short 4                        # Version
  47     .long 0                         # Abbrev offset
  48     .byte 8                         # Address size
  49     .uleb128 1                      # Abbrev [1] DW_TAG_compile_unit
  50     .quad 0x1100001122222222        # DW_AT_GNU_dwo_id
  51     .uleb128 2                      # Abbrev [2] DW_TAG_variable
  52     .asciz "a"                      # DW_AT_name
  53     .long 0                         # DW_AT_location
  54     .byte 0                         # End Of Children Mark
  55 .LCUEnd:
  56
  57 .section .debug_loc.dwo, "e", @progbits
  58 ## Start the section with a number of dummy DW_LLE_end_of_list entries to check
  59 ## that the reading offset is correctly adjusted.
  60     .zero 0x13
  61 .LLocBegin:
  62     .byte 3                         # DW_LLE_startx_length
  63     .uleb128 1                      # Index
  64     .long 0x10                      # Length
  65     .short 1                        # Loc expr size
  66     .byte 85                        # DW_OP_reg5
  67     .byte 0                         # DW_LLE_end_of_list
  68 .LLocEnd:
  69
  70     .section .debug_cu_index, "", @progbits
  71 ## Header:
  72     .long 2                         # Version
  73     .long 3                         # Section count
  74     .long 1                         # Unit count
  75     .long 2                         # Slot count
  76 ## Hash Table of Signatures:
  77     .quad 0x1100001122222222
  78     .quad 0
  79 ## Parallel Table of Indexes:
  80     .long 1
  81     .long 0
  82 ## Table of Section Offsets:
  83 ## Row 0:
  84     .long 1                         # DW_SECT_INFO
  85     .long 3                         # DW_SECT_ABBREV
  86     .long 5                         # DW_SECT_LOC
  87 ## Row 1:
  88     .long 0                         # Offset in .debug_info.dwo
  89     .long 0                         # Offset in .debug_abbrev.dwo
  90     .long .LLocBegin-.debug_loc.dwo # Offset in .debug_loc.dwo
  91 ## Table of Section Sizes:
  92     .long .LCUEnd-.LCUBegin         # Size in .debug_info.dwo
  93     .long .LAbbrevEnd-.LAbbrevBegin # Size in .debug_abbrev.dwo
  94     .long .LLocEnd-.LLocBegin       # Size in .debug_loc.dwo