llvm/test/DebugInfo/X86/dwarfdump-debug-loc-error-cases2.s

   1 # RUN: llvm-mc -triple=x86_64-pc-linux -filetype=obj %s > %t
   2 # RUN: not llvm-dwarfdump %t 2>%t.err | FileCheck %s
   3 # RUN: FileCheck %s < %t.err -check-prefix=ERR
   4
   5 # CHECK:      DW_AT_name        ("x0")
   6 # CHECK-NEXT: DW_AT_location    (0x00000000
   7 # CHECK-NEXT:    [0x0000000000000000,  0x0000000000000002): DW_OP_reg5 RDI
   8 # CHECK-NEXT:    [0x0000000000000002,  0x0000000000000003): DW_OP_reg0 RAX)
   9
  10 # CHECK:      DW_AT_name        ("x1")
  11 # CHECK-NEXT: DW_AT_location    (0xdeadbeef: )
  12 # ERR:    error: offset 0xdeadbeef is beyond the end of data at 0x48
  13
  14 # CHECK:      DW_AT_name        ("x2")
  15 # CHECK-NEXT: DW_AT_location    (0x00000036: )
  16 # ERR:    error: unexpected end of data at offset 0x48 while reading [0x48, 0xdef5)
  17
  18
  19         .type   f,@function
  20 f:                                      # @f
  21 .Lfunc_begin0:
  22         movl    %edi, %eax
  23 .Ltmp0:
  24         retq
  25 .Ltmp1:
  26 .Lfunc_end0:
  27         .size   f, .Lfunc_end0-f
  28
  29         .section        .debug_str,"MS",@progbits,1
  30 .Linfo_string0:
  31         .asciz  "Hand-written DWARF"
  32 .Linfo_string3:
  33         .asciz  "f"
  34 .Linfo_string4:
  35         .asciz  "int"
  36 .Lx0:
  37         .asciz  "x0"
  38 .Lx1:
  39         .asciz  "x1"
  40 .Lx2:
  41         .asciz  "x2"
  42
  43         .section        .debug_loc,"",@progbits
  44 .Ldebug_loc0:
  45         .quad   .Lfunc_begin0-.Lfunc_begin0
  46         .quad   .Ltmp0-.Lfunc_begin0
  47         .short  1                       # Loc expr size
  48         .byte   85                      # super-register DW_OP_reg5
  49         .quad   .Ltmp0-.Lfunc_begin0
  50         .quad   .Lfunc_end0-.Lfunc_begin0
  51         .short  1                       # Loc expr size
  52         .byte   80                      # super-register DW_OP_reg0
  53         .quad   0
  54         .quad   0
  55 .Ldebug_loc2:
  56         .quad   .Lfunc_begin0-.Lfunc_begin0
  57         .quad   .Lfunc_end0-.Lfunc_begin0
  58         .short  0xdead                  # Loc expr size
  59
  60         .section        .debug_abbrev,"",@progbits
  61         .byte   1                       # Abbreviation Code
  62         .byte   17                      # DW_TAG_compile_unit
  63         .byte   1                       # DW_CHILDREN_yes
  64         .byte   37                      # DW_AT_producer
  65         .byte   14                      # DW_FORM_strp
  66         .byte   19                      # DW_AT_language
  67         .byte   5                       # DW_FORM_data2
  68         .byte   17                      # DW_AT_low_pc
  69         .byte   1                       # DW_FORM_addr
  70         .byte   18                      # DW_AT_high_pc
  71         .byte   6                       # DW_FORM_data4
  72         .byte   0                       # EOM(1)
  73         .byte   0                       # EOM(2)
  74         .byte   2                       # Abbreviation Code
  75         .byte   46                      # DW_TAG_subprogram
  76         .byte   1                       # DW_CHILDREN_yes
  77         .byte   3                       # DW_AT_name
  78         .byte   14                      # DW_FORM_strp
  79         .byte   0                       # EOM(1)
  80         .byte   0                       # EOM(2)
  81         .byte   3                       # Abbreviation Code
  82         .byte   5                       # DW_TAG_formal_parameter
  83         .byte   0                       # DW_CHILDREN_no
  84         .byte   3                       # DW_AT_name
  85         .byte   14                      # DW_FORM_strp
  86         .byte   2                       # DW_AT_location
  87         .byte   23                      # DW_FORM_sec_offset
  88         .byte   0                       # EOM(1)
  89         .byte   0                       # EOM(2)
  90         .byte   4                       # Abbreviation Code
  91         .byte   36                      # DW_TAG_base_type
  92         .byte   0                       # DW_CHILDREN_no
  93         .byte   3                       # DW_AT_name
  94         .byte   14                      # DW_FORM_strp
  95         .byte   62                      # DW_AT_encoding
  96         .byte   11                      # DW_FORM_data1
  97         .byte   11                      # DW_AT_byte_size
  98         .byte   11                      # DW_FORM_data1
  99         .byte   0                       # EOM(1)
 100         .byte   0                       # EOM(2)
 101         .byte   0                       # EOM(3)
 102
 103         .section        .debug_info,"",@progbits
 104 .Lcu_begin0:
 105         .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
 106 .Ldebug_info_start0:
 107         .short  4                       # DWARF version number
 108         .long   .debug_abbrev           # Offset Into Abbrev. Section
 109         .byte   8                       # Address Size (in bytes)
 110         .byte   1                       # Abbrev [1] 0xb:0x50 DW_TAG_compile_unit
 111         .long   .Linfo_string0          # DW_AT_producer
 112         .short  12                      # DW_AT_language
 113         .quad   0                       # DW_AT_low_pc
 114         .long   0x100                   # DW_AT_high_pc
 115         .byte   2                       # Abbrev [2] 0x2a:0x29 DW_TAG_subprogram
 116         .long   .Linfo_string3          # DW_AT_name
 117         .byte   3                       # Abbrev [3] DW_TAG_formal_parameter
 118         .long   .Lx0                    # DW_AT_name
 119         .long   .Ldebug_loc0            # DW_AT_location
 120         .byte   3                       # Abbrev [3] DW_TAG_formal_parameter
 121         .long   .Lx1                    # DW_AT_name
 122         .long   0xdeadbeef              # DW_AT_location
 123         .byte   3                       # Abbrev [3] DW_TAG_formal_parameter
 124         .long   .Lx2                    # DW_AT_name
 125         .long   .Ldebug_loc2            # DW_AT_location
 126         .byte   0                       # End Of Children Mark
 127         .byte   0                       # End Of Children Mark
 128 .Ldebug_info_end0: