llvm/test/tools/llvm-dwarfdump/X86/formclass3.s

   1 # Source:
   2 #   unsigned char arr[0x100000];
   3 # Compile with:
   4 #   clang -O2 -gdwarf-3 -S 1.cpp -o 1.s --target=x86_64-pc-linux-gnu
   5
   6 # RUN: llvm-mc -triple x86_64-pc-linux-gnu -o - -filetype obj < %s | \
   7 # RUN:   llvm-dwarfdump -debug-info - | FileCheck %s
   8
   9 # CHECK: DW_AT_count (0x00100000)
  10
  11         .text
  12         .file   "1.cpp"
  13         .file   1 "/llvm-project" "1.cpp"
  14         .type   arr,@object                     # @arr
  15         .bss
  16         .globl  arr
  17         .p2align        4
  18 arr:
  19         .zero   1048576
  20         .size   arr, 1048576
  21
  22         .section        .debug_abbrev,"",@progbits
  23         .byte   1                               # Abbreviation Code
  24         .byte   17                              # DW_TAG_compile_unit
  25         .byte   1                               # DW_CHILDREN_yes
  26         .byte   37                              # DW_AT_producer
  27         .byte   14                              # DW_FORM_strp
  28         .byte   19                              # DW_AT_language
  29         .byte   5                               # DW_FORM_data2
  30         .byte   3                               # DW_AT_name
  31         .byte   14                              # DW_FORM_strp
  32         .byte   16                              # DW_AT_stmt_list
  33         .byte   6                               # DW_FORM_data4
  34         .byte   27                              # DW_AT_comp_dir
  35         .byte   14                              # DW_FORM_strp
  36         .byte   0                               # EOM(1)
  37         .byte   0                               # EOM(2)
  38         .byte   2                               # Abbreviation Code
  39         .byte   52                              # DW_TAG_variable
  40         .byte   0                               # DW_CHILDREN_no
  41         .byte   3                               # DW_AT_name
  42         .byte   14                              # DW_FORM_strp
  43         .byte   73                              # DW_AT_type
  44         .byte   19                              # DW_FORM_ref4
  45         .byte   63                              # DW_AT_external
  46         .byte   12                              # DW_FORM_flag
  47         .byte   58                              # DW_AT_decl_file
  48         .byte   11                              # DW_FORM_data1
  49         .byte   59                              # DW_AT_decl_line
  50         .byte   11                              # DW_FORM_data1
  51         .byte   2                               # DW_AT_location
  52         .byte   10                              # DW_FORM_block1
  53         .byte   0                               # EOM(1)
  54         .byte   0                               # EOM(2)
  55         .byte   3                               # Abbreviation Code
  56         .byte   1                               # DW_TAG_array_type
  57         .byte   1                               # DW_CHILDREN_yes
  58         .byte   73                              # DW_AT_type
  59         .byte   19                              # DW_FORM_ref4
  60         .byte   0                               # EOM(1)
  61         .byte   0                               # EOM(2)
  62         .byte   4                               # Abbreviation Code
  63         .byte   33                              # DW_TAG_subrange_type
  64         .byte   0                               # DW_CHILDREN_no
  65         .byte   73                              # DW_AT_type
  66         .byte   19                              # DW_FORM_ref4
  67         .byte   55                              # DW_AT_count
  68         .byte   6                               # DW_FORM_data4
  69         .byte   0                               # EOM(1)
  70         .byte   0                               # EOM(2)
  71         .byte   5                               # Abbreviation Code
  72         .byte   36                              # DW_TAG_base_type
  73         .byte   0                               # DW_CHILDREN_no
  74         .byte   3                               # DW_AT_name
  75         .byte   14                              # DW_FORM_strp
  76         .byte   62                              # DW_AT_encoding
  77         .byte   11                              # DW_FORM_data1
  78         .byte   11                              # DW_AT_byte_size
  79         .byte   11                              # DW_FORM_data1
  80         .byte   0                               # EOM(1)
  81         .byte   0                               # EOM(2)
  82         .byte   6                               # Abbreviation Code
  83         .byte   36                              # DW_TAG_base_type
  84         .byte   0                               # DW_CHILDREN_no
  85         .byte   3                               # DW_AT_name
  86         .byte   14                              # DW_FORM_strp
  87         .byte   11                              # DW_AT_byte_size
  88         .byte   11                              # DW_FORM_data1
  89         .byte   62                              # DW_AT_encoding
  90         .byte   11                              # DW_FORM_data1
  91         .byte   0                               # EOM(1)
  92         .byte   0                               # EOM(2)
  93         .byte   0                               # EOM(3)
  94         .section        .debug_info,"",@progbits
  95 .Lcu_begin0:
  96         .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
  97 .Ldebug_info_start0:
  98         .short  3                               # DWARF version number
  99         .long   .debug_abbrev                   # Offset Into Abbrev. Section
 100         .byte   8                               # Address Size (in bytes)
 101         .byte   1                               # Abbrev [1] 0xb:0x47 DW_TAG_compile_unit
 102         .long   .Linfo_string0                  # DW_AT_producer
 103         .short  33                              # DW_AT_language
 104         .long   .Linfo_string1                  # DW_AT_name
 105         .long   .Lline_table_start0             # DW_AT_stmt_list
 106         .long   .Linfo_string2                  # DW_AT_comp_dir
 107         .byte   2                               # Abbrev [2] 0x1e:0x16 DW_TAG_variable
 108         .long   .Linfo_string3                  # DW_AT_name
 109         .long   52                              # DW_AT_type
 110         .byte   1                               # DW_AT_external
 111         .byte   1                               # DW_AT_decl_file
 112         .byte   1                               # DW_AT_decl_line
 113         .byte   9                               # DW_AT_location
 114         .byte   3
 115         .quad   arr
 116         .byte   3                               # Abbrev [3] 0x34:0xf DW_TAG_array_type
 117         .long   67                              # DW_AT_type
 118         .byte   4                               # Abbrev [4] 0x39:0x9 DW_TAG_subrange_type
 119         .long   74                              # DW_AT_type
 120         .long   1048576                         # DW_AT_count
 121         .byte   0                               # End Of Children Mark
 122         .byte   5                               # Abbrev [5] 0x43:0x7 DW_TAG_base_type
 123         .long   .Linfo_string4                  # DW_AT_name
 124         .byte   8                               # DW_AT_encoding
 125         .byte   1                               # DW_AT_byte_size
 126         .byte   6                               # Abbrev [6] 0x4a:0x7 DW_TAG_base_type
 127         .long   .Linfo_string5                  # DW_AT_name
 128         .byte   8                               # DW_AT_byte_size
 129         .byte   7                               # DW_AT_encoding
 130         .byte   0                               # End Of Children Mark
 131 .Ldebug_info_end0:
 132         .section        .debug_str,"MS",@progbits,1
 133 .Linfo_string0:
 134         .asciz  "clang version 13.0.0"          # string offset=0
 135 .Linfo_string1:
 136         .asciz  "1.cpp"                         # string offset=21
 137 .Linfo_string2:
 138         .asciz  "/llvm-project" # string offset=27
 139 .Linfo_string3:
 140         .asciz  "arr"                           # string offset=61
 141 .Linfo_string4:
 142         .asciz  "unsigned char"                 # string offset=65
 143 .Linfo_string5:
 144         .asciz  "__ARRAY_SIZE_TYPE__"           # string offset=79
 145         .ident  "clang version 13.0.0"
 146         .section        ".note.GNU-stack","",@progbits
 147         .addrsig
 148         .section        .debug_line,"",@progbits
 149 .Lline_table_start0: