llvm/test/tools/llvm-dwarfdump/X86/debug-names-verify-entries.s

   1 # RUN: llvm-mc -triple x86_64-pc-linux %s -filetype=obj -o - | not llvm-dwarfdump -verify - | FileCheck %s
   2
   3 # CHECK: error: Name Index @ 0x0: Unable to get string associated with name 1.
   4 # CHECK: error: Name Index @ 0x0: Entry @ 0x73 contains an invalid CU index (47).
   5 # CHECK: error: Name Index @ 0x0: Entry @ 0x79 references a DIE @ 0x3fa when CU or TU ends at 0x1e.
   6 # CHECK: error: Name Index @ 0x0: Entry @ 0x85 references a DIE @ 0x30 when CU or TU ends at 0x1e.
   7 # CHECK: error: Name Index @ 0x0: Entry @ 0x8b: mismatched Tag of DIE @ 0x17: index - DW_TAG_subprogram; debug_info - DW_TAG_variable.
   8 # CHECK: error: Name Index @ 0x0: Entry @ 0x91: mismatched Name of DIE @ 0x35: index - foo; debug_info - bar, _Z3bar.
   9 # CHECK: error: Name Index @ 0x0: Name 2 (foo): Incorrectly terminated entry list.
  10 # CHECK: error: Name Index @ 0x0: Name 3 (bar) is not associated with any entries.
  11 # CHECK: error: Name Index @ 0x0: Entry @ 0x69: mismatched Name of DIE @ 0x1c: index - (pseudonymous namespace); debug_info - (anonymous namespace).
  12
  13         .section        .debug_str,"MS",@progbits,1
  14 .Lstring_foo:
  15         .asciz  "foo"
  16 .Lstring_bar:
  17         .asciz  "bar"
  18 .Lstring_bar_mangled:
  19         .asciz  "_Z3bar"
  20 .Lstring_pseudo_namespace:
  21         .asciz  "(pseudonymous namespace)"
  22 .Lstring_producer:
  23         .asciz  "Hand-written dwarf"
  24
  25         .section        .debug_abbrev,"",@progbits
  26 .Lsection_abbrev:
  27         .byte   1                       # Abbreviation Code
  28         .byte   17                      # DW_TAG_compile_unit
  29         .byte   1                       # DW_CHILDREN_yes
  30         .byte   37                      # DW_AT_producer
  31         .byte   14                      # DW_FORM_strp
  32         .byte   19                      # DW_AT_language
  33         .byte   5                       # DW_FORM_data2
  34         .byte   0                       # EOM(1)
  35         .byte   0                       # EOM(2)
  36         .byte   2                       # Abbreviation Code
  37         .byte   46                      # DW_TAG_subprogram
  38         .byte   0                       # DW_CHILDREN_no
  39         .byte   3                       # DW_AT_name
  40         .byte   14                      # DW_FORM_strp
  41         .byte   63                      # DW_AT_external
  42         .byte   25                      # DW_FORM_flag_present
  43         .byte   0                       # EOM(1)
  44         .byte   0                       # EOM(2)
  45         .byte   3                       # Abbreviation Code
  46         .byte   52                      # DW_TAG_variable
  47         .byte   0                       # DW_CHILDREN_no
  48         .byte   3                       # DW_AT_name
  49         .byte   14                      # DW_FORM_strp
  50         .byte   0                       # EOM(1)
  51         .byte   0                       # EOM(2)
  52         .byte   4                       # Abbreviation Code
  53         .byte   57                      # DW_TAG_namespace
  54         .byte   0                       # DW_CHILDREN_no
  55         .byte   0                       # EOM(1)
  56         .byte   0                       # EOM(2)
  57         .byte   5                       # Abbreviation Code
  58         .byte   52                      # DW_TAG_variable
  59         .byte   0                       # DW_CHILDREN_no
  60         .byte   3                       # DW_AT_name
  61         .byte   14                      # DW_FORM_strp
  62         .byte   110                     # DW_AT_linkage_name
  63         .byte   14                      # DW_FORM_strp
  64         .byte   0                       # EOM(1)
  65         .byte   0                       # EOM(2)
  66         .byte   0                       # EOM(3)
  67
  68         .section        .debug_info,"",@progbits
  69 .Lcu_begin0:
  70         .long   .Lcu_end0-.Lcu_start0   # Length of Unit
  71 .Lcu_start0:
  72         .short  4                       # DWARF version number
  73         .long   .Lsection_abbrev        # Offset Into Abbrev. Section
  74         .byte   8                       # Address Size (in bytes)
  75         .byte   1                       # Abbrev [1] DW_TAG_compile_unit
  76         .long   .Lstring_producer       # DW_AT_producer
  77         .short  12                      # DW_AT_language
  78 .Ldie_foo:
  79         .byte   2                       # Abbrev [2] DW_TAG_subprogram
  80         .long   .Lstring_foo            # DW_AT_name
  81                                         # DW_AT_external
  82 .Ldie_foo_var:
  83         .byte   3                       # Abbrev [3] DW_TAG_variable
  84         .long   .Lstring_foo            # DW_AT_name
  85 .Ldie_namespace:
  86         .byte   4                       # Abbrev [3] DW_TAG_namespace
  87         .byte   0                       # End Of Children Mark
  88 .Lcu_end0:
  89
  90 .Lcu_begin1:
  91         .long   .Lcu_end1-.Lcu_start1   # Length of Unit
  92 .Lcu_start1:
  93         .short  4                       # DWARF version number
  94         .long   .Lsection_abbrev        # Offset Into Abbrev. Section
  95         .byte   8                       # Address Size (in bytes)
  96         .byte   1                       # Abbrev [1] DW_TAG_compile_unit
  97         .long   .Lstring_producer       # DW_AT_producer
  98         .short  12                      # DW_AT_language
  99 .Ldie_foo2:
 100         .byte   2                       # Abbrev [2] DW_TAG_subprogram
 101         .long   .Lstring_foo            # DW_AT_name
 102                                         # DW_AT_external
 103 .Ldie_bar_linkage:
 104         .byte   5                       # Abbrev [2] DW_TAG_variable
 105         .long   .Lstring_bar            # DW_AT_name
 106         .long   .Lstring_bar_mangled    # DW_AT_linkage_name
 107         .byte   0                       # End Of Children Mark
 108 .Lcu_end1:
 109
 110
 111         .section        .debug_names,"",@progbits
 112         .long   .Lnames_end0-.Lnames_start0 # Header: contribution length
 113 .Lnames_start0:
 114         .short  5                       # Header: version
 115         .short  0                       # Header: padding
 116         .long   2                       # Header: compilation unit count
 117         .long   0                       # Header: local type unit count
 118         .long   0                       # Header: foreign type unit count
 119         .long   0                       # Header: bucket count
 120         .long   4                       # Header: name count
 121         .long   .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size
 122         .long   0                       # Header: augmentation length
 123         .long   .Lcu_begin0             # Compilation unit 0
 124         .long   .Lcu_begin1             # Compilation unit 1
 125         .long   .Lstring_foo+1000       # String 1: <broken>
 126         .long   .Lstring_foo            # String 2: foo
 127         .long   .Lstring_bar            # String 3: bar
 128         .long   .Lstring_pseudo_namespace # String 4: (pseudonymous namespace)
 129         .long   .Lnames0-.Lnames_entries0 # Offset 1
 130         .long   .Lnames0-.Lnames_entries0 # Offset 2
 131         .long   .Lnames1-.Lnames_entries0 # Offset 3
 132         .long   .Lnames2-.Lnames_entries0 # Offset 4
 133 .Lnames_abbrev_start0:
 134         .byte   46                      # Abbrev code
 135         .byte   46                      # DW_TAG_subprogram
 136         .byte   1                       # DW_IDX_compile_unit
 137         .byte   11                      # DW_FORM_data1
 138         .byte   3                       # DW_IDX_die_offset
 139         .byte   19                      # DW_FORM_ref4
 140         .byte   0                       # End of abbrev
 141         .byte   0                       # End of abbrev
 142         .byte   57                      # Abbrev code
 143         .byte   57                      # DW_TAG_namespace
 144         .byte   1                       # DW_IDX_compile_unit
 145         .byte   11                      # DW_FORM_data1
 146         .byte   3                       # DW_IDX_die_offset
 147         .byte   19                      # DW_FORM_ref4
 148         .byte   0                       # End of abbrev
 149         .byte   0                       # End of abbrev
 150         .byte   52                      # Abbrev code
 151         .byte   52                      # DW_TAG_variable
 152         .byte   1                       # DW_IDX_compile_unit
 153         .byte   11                      # DW_FORM_data1
 154         .byte   3                       # DW_IDX_die_offset
 155         .byte   19                      # DW_FORM_ref4
 156         .byte   0                       # End of abbrev
 157         .byte   0                       # End of abbrev
 158         .byte   0                       # End of abbrev list
 159 .Lnames_abbrev_end0:
 160 .Lnames_entries0:
 161 .Lnames1:
 162         .long   0                       # End of list: bar
 163 .Lnames2:
 164         .byte   57                      # Abbrev code
 165         .byte   0                       # DW_IDX_compile_unit
 166         .long   .Ldie_namespace-.Lcu_begin0 # DW_IDX_die_offset
 167         .long   0                       # End of list: (pseudonymous namespace)
 168 .Lnames0:
 169         .byte   46                      # Abbrev code
 170         .byte   47                      # DW_IDX_compile_unit
 171         .long   .Ldie_foo-.Lcu_begin0   # DW_IDX_die_offset
 172         .byte   46                      # Abbrev code
 173         .byte   0                       # DW_IDX_compile_unit
 174         .long   .Ldie_foo-.Lcu_begin0+1000 # DW_IDX_die_offset
 175         .byte   46                      # Abbrev code
 176         .byte   0                       # DW_IDX_compile_unit
 177         .long   .Ldie_foo-.Lcu_begin0   # DW_IDX_die_offset
 178         .byte   46                      # Abbrev code
 179         .byte   0                       # DW_IDX_compile_unit
 180         .long   .Ldie_foo2-.Lcu_begin0  # DW_IDX_die_offset
 181         .byte   46                      # Abbrev code
 182         .byte   0                       # DW_IDX_compile_unit
 183         .long   .Ldie_foo_var-.Lcu_begin0 # DW_IDX_die_offset
 184         .byte   52                      # Abbrev code
 185         .byte   1                       # DW_IDX_compile_unit
 186         .long   .Ldie_bar_linkage-.Lcu_begin1 # DW_IDX_die_offset
 187         #.long  0                       # End of list deliberately missing
 188 .Lnames_end0: