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

   1 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux -o %t.o
   2 # RUN: llvm-dwarfdump %t.o | FileCheck %s
   3 # RUN: not llvm-dwarfdump -verify %t.o
   4
   5 # CHECK: DW_AT_location  (DW_OP_addr 0x{{[0-9a-f]+}}, DW_OP_convert <invalid base_type ref: 0x{{[0-9a-f]+}}>, DW_OP_convert (0x{{[0-9a-f]+}}) "DW_ATE_signed_32")
   6
   7         .text
   8         .file   "dbg.g.c"
   9         .file   1 "/tmp/dbg.g.c"
  10         .type   global,@object          # @global
  11         .data
  12         .globl  global
  13         .p2align        2
  14 global:
  15         .long   255                     # 0xff
  16         .size   global, 4
  17
  18         .section        .debug_str,"MS",@progbits,1
  19 .Linfo_string0:
  20         .asciz  "clang version 9.0.0 (trunk 354265) (llvm/trunk 354264)" # string offset=0
  21 .Linfo_string1:
  22         .asciz  "dbg.g.c"               # string offset=55
  23 .Linfo_string2:
  24         .asciz  "/tmp"                  # string offset=63
  25 .Linfo_string3:
  26         .asciz  "global"                # string offset=68
  27 .Linfo_string4:
  28         .asciz  "int"                   # string offset=75
  29 .Linfo_string5:
  30         .asciz  "DW_ATE_signed_32"      # string offset=79
  31 .Linfo_string6:
  32         .asciz  "DW_ATE_signed_8"       # string offset=96
  33         .section        .debug_abbrev,"",@progbits
  34         .byte   1                       # Abbreviation Code
  35         .byte   17                      # DW_TAG_compile_unit
  36         .byte   1                       # DW_CHILDREN_yes
  37         .byte   37                      # DW_AT_producer
  38         .byte   14                      # DW_FORM_strp
  39         .byte   19                      # DW_AT_language
  40         .byte   5                       # DW_FORM_data2
  41         .byte   3                       # DW_AT_name
  42         .byte   14                      # DW_FORM_strp
  43         .byte   16                      # DW_AT_stmt_list
  44         .byte   23                      # DW_FORM_sec_offset
  45         .byte   27                      # DW_AT_comp_dir
  46         .byte   14                      # DW_FORM_strp
  47         .byte   0                       # EOM(1)
  48         .byte   0                       # EOM(2)
  49         .byte   2                       # Abbreviation Code
  50         .byte   36                      # DW_TAG_base_type
  51         .byte   0                       # DW_CHILDREN_no
  52         .byte   3                       # DW_AT_name
  53         .byte   14                      # DW_FORM_strp
  54         .byte   62                      # DW_AT_encoding
  55         .byte   11                      # DW_FORM_data1
  56         .byte   11                      # DW_AT_byte_size
  57         .byte   11                      # DW_FORM_data1
  58         .byte   0                       # EOM(1)
  59         .byte   0                       # EOM(2)
  60         .byte   3                       # Abbreviation Code
  61         .byte   52                      # DW_TAG_variable
  62         .byte   0                       # DW_CHILDREN_no
  63         .byte   3                       # DW_AT_name
  64         .byte   14                      # DW_FORM_strp
  65         .byte   73                      # DW_AT_type
  66         .byte   19                      # DW_FORM_ref4
  67         .byte   63                      # DW_AT_external
  68         .byte   25                      # DW_FORM_flag_present
  69         .byte   58                      # DW_AT_decl_file
  70         .byte   11                      # DW_FORM_data1
  71         .byte   59                      # DW_AT_decl_line
  72         .byte   11                      # DW_FORM_data1
  73         .byte   2                       # DW_AT_location
  74         .byte   24                      # DW_FORM_exprloc
  75         .byte   0                       # EOM(1)
  76         .byte   0                       # EOM(2)
  77         .byte   0                       # EOM(3)
  78         .section        .debug_info,"",@progbits
  79 .Lcu_begin0:
  80         .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
  81 .Ldebug_info_start0:
  82         .short  4                       # DWARF version number
  83         .long   .debug_abbrev           # Offset Into Abbrev. Section
  84         .byte   8                       # Address Size (in bytes)
  85         .byte   1                       # Abbrev [1] 0xb:0x48 DW_TAG_compile_unit
  86         .long   .Linfo_string0          # DW_AT_producer
  87         .short  12                      # DW_AT_language
  88         .long   .Linfo_string1          # DW_AT_name
  89         .long   .Lline_table_start0     # DW_AT_stmt_list
  90         .long   .Linfo_string2          # DW_AT_comp_dir
  91         .byte   2                       # Abbrev [2] 0x1e:0x7 DW_TAG_base_type
  92         .long   .Linfo_string6          # DW_AT_name
  93         .byte   5                       # DW_AT_encoding
  94         .byte   1                       # DW_AT_byte_size
  95         .byte   2                       # Abbrev [2] 0x25:0x7 DW_TAG_base_type
  96         .long   .Linfo_string5          # DW_AT_name
  97         .byte   5                       # DW_AT_encoding
  98         .byte   4                       # DW_AT_byte_size
  99         .byte   3                       # Abbrev [3] 0x2c:0x1f DW_TAG_variable
 100         .long   .Linfo_string3          # DW_AT_name
 101         .long   75                      # DW_AT_type
 102                                         # DW_AT_external
 103         .byte   1                       # DW_AT_decl_file
 104         .byte   1                       # DW_AT_decl_line
 105         .byte   19                      # DW_AT_location
 106         .byte   3
 107         .quad   global
 108         .byte   168
 109         .asciz  "\235\200\200"  ### This offset is off by one to test the invalid base_type ref printout
 110         .byte   168
 111         .asciz  "\245\200\200"
 112         .byte   2                       # Abbrev [2] 0x4b:0x7 DW_TAG_base_type
 113         .long   .Linfo_string4          # DW_AT_name
 114         .byte   5                       # DW_AT_encoding
 115         .byte   4                       # DW_AT_byte_size
 116         .byte   0                       # End Of Children Mark
 117 .Ldebug_info_end0:
 118         .section        .debug_macinfo,"",@progbits
 119         .byte   0                       # End Of Macro List Mark
 120
 121         .ident  "clang version 9.0.0 (trunk 354265) (llvm/trunk 354264)"
 122         .section        ".note.GNU-stack","",@progbits
 123         .section        .debug_line,"",@progbits
 124 .Lline_table_start0: