lldb/test/Shell/SymbolFile/DWARF/x86/limit-debug-info.s

   1 # REQUIRES: lld
   2 # RUN: llvm-mc --triple=x86_64-pc-windows --filetype=obj --defsym DLL=0 %s >%t.dll.o
   3 # RUN: llvm-mc --triple=x86_64-pc-windows --filetype=obj --defsym EXE=0 %s >%t.exe.o
   4 # RUN: lld-link /OUT:%t.dll %t.dll.o /SUBSYSTEM:console /dll /noentry /debug
   5 # RUN: lld-link /OUT:%t.exe %t.exe.o /SUBSYSTEM:console /debug /force
   6 # RUN: %lldb %t.exe -o "target modules add %t.dll" -o "expression var" \
   7 # RUN:   -o exit 2>&1 | FileCheck %s
   8
   9 # CHECK: (lldb) expression var
  10 # CHECK: (A) $0 = (member = 47)
  11
  12         .section        .debug_abbrev,"dr"
  13 .Lsection_abbrev:
  14         .byte   1                       # Abbreviation Code
  15         .byte   17                      # DW_TAG_compile_unit
  16         .byte   1                       # DW_CHILDREN_yes
  17         .byte   37                      # DW_AT_producer
  18         .byte   8                       # DW_FORM_string
  19         .byte   0                       # EOM(1)
  20         .byte   0                       # EOM(2)
  21         .byte   2                       # Abbreviation Code
  22         .byte   52                      # DW_TAG_variable
  23         .byte   0                       # DW_CHILDREN_no
  24         .byte   3                       # DW_AT_name
  25         .byte   8                       # DW_FORM_string
  26         .byte   73                      # DW_AT_type
  27         .byte   19                      # DW_FORM_ref4
  28         .byte   2                       # DW_AT_location
  29         .byte   24                      # DW_FORM_exprloc
  30         .byte   0                       # EOM(1)
  31         .byte   0                       # EOM(2)
  32         .byte   3                       # Abbreviation Code
  33         .byte   19                      # DW_TAG_structure_type
  34         .byte   1                       # DW_CHILDREN_yes
  35         .byte   3                       # DW_AT_name
  36         .byte   8                       # DW_FORM_string
  37         .byte   11                      # DW_AT_byte_size
  38         .byte   11                      # DW_FORM_data1
  39         .byte   0                       # EOM(1)
  40         .byte   0                       # EOM(2)
  41         .byte   4                       # Abbreviation Code
  42         .byte   13                      # DW_TAG_member
  43         .byte   0                       # DW_CHILDREN_no
  44         .byte   3                       # DW_AT_name
  45         .byte   8                       # DW_FORM_string
  46         .byte   73                      # DW_AT_type
  47         .byte   19                      # DW_FORM_ref4
  48         .byte   56                      # DW_AT_data_member_location
  49         .byte   11                      # DW_FORM_data1
  50         .byte   0                       # EOM(1)
  51         .byte   0                       # EOM(2)
  52         .byte   5                       # Abbreviation Code
  53         .byte   36                      # DW_TAG_base_type
  54         .byte   0                       # DW_CHILDREN_no
  55         .byte   3                       # DW_AT_name
  56         .byte   8                       # DW_FORM_string
  57         .byte   62                      # DW_AT_encoding
  58         .byte   11                      # DW_FORM_data1
  59         .byte   11                      # DW_AT_byte_size
  60         .byte   11                      # DW_FORM_data1
  61         .byte   0                       # EOM(1)
  62         .byte   0                       # EOM(2)
  63         .byte   6                       # Abbreviation Code
  64         .byte   19                      # DW_TAG_structure_type
  65         .byte   0                       # DW_CHILDREN_no
  66         .byte   3                       # DW_AT_name
  67         .byte   8                       # DW_FORM_string
  68         .byte   60                      # DW_AT_declaration
  69         .byte   25                      # DW_FORM_flag_present
  70         .byte   0                       # EOM(1)
  71         .byte   0                       # EOM(2)
  72         .byte   0                       # EOM(3)
  73
  74 .ifdef DLL
  75         .section        .debug_info,"dr"
  76 .Lsection_info:
  77 .Lcu_begin0:
  78         .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
  79 .Ldebug_info_start0:
  80         .short  4                       # DWARF version number
  81         .secrel32       .Lsection_abbrev # Offset Into Abbrev. Section
  82         .byte   8                       # Address Size (in bytes)
  83         .byte   1                       # Abbrev [1] 0xb:0x4a DW_TAG_compile_unit
  84         .asciz  "Hand-written DWARF"    # DW_AT_producer
  85         .byte   3                       # Abbrev [3] 0x37:0x16 DW_TAG_structure_type
  86         .asciz  "A"                     # DW_AT_name
  87         .byte   4                       # DW_AT_byte_size
  88         .byte   4                       # Abbrev [4] 0x40:0xc DW_TAG_member
  89         .asciz  "member"                # DW_AT_name
  90         .long   .Lint-.Lsection_info    # DW_AT_type
  91         .byte   0                       # DW_AT_data_member_location
  92         .byte   0                       # End Of Children Mark
  93 .Lint:
  94         .byte   5                       # Abbrev [5] 0x4d:0x7 DW_TAG_base_type
  95         .asciz  "int"                   # DW_AT_name
  96         .byte   5                       # DW_AT_encoding
  97         .byte   4                       # DW_AT_byte_size
  98         .byte   0                       # End Of Children Mark
  99 .Ldebug_info_end0:
 100 .endif
 101
 102 .ifdef EXE
 103         .data
 104         .globl  var
 105         .p2align        2
 106 var:
 107         .long   47
 108
 109         .section        .debug_info,"dr"
 110 .Lsection_info:
 111 .Lcu_begin0:
 112         .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
 113 .Ldebug_info_start0:
 114         .short  4                       # DWARF version number
 115         .secrel32       .Lsection_abbrev # Offset Into Abbrev. Section
 116         .byte   8                       # Address Size (in bytes)
 117         .byte   1                       # Abbrev [1] 0xb:0x4a DW_TAG_compile_unit
 118         .asciz  "Hand-written DWARF"    # DW_AT_producer
 119         .byte   2                       # Abbrev [2] 0x1e:0x19 DW_TAG_variable
 120         .asciz  "var"                   # DW_AT_name
 121         .long   .LA-.Lsection_info      # DW_AT_type
 122         .byte   9                       # DW_AT_location
 123         .byte   3
 124         .quad   var
 125 .LA:
 126         .byte   6                       # Abbrev [6] 0x37:0x16 DW_TAG_structure_type
 127         .asciz  "A"                     # DW_AT_name
 128                                         # DW_AT_declaration
 129         .byte   0                       # End Of Children Mark
 130 .Ldebug_info_end0:
 131 .endif