test/DebugInfo/X86/dwarfdump-ranges-baseaddr.s

   1 # RUN: llvm-mc -triple x86_64-pc-linux -filetype=obj %s -o %t
   2 # RUN: llvm-dwarfdump -v %t 2>%t.err | FileCheck %s
   3 # RUN: FileCheck %s <%t.err -check-prefix=ERR
   4
   5 # CHECK: .debug_info contents:
   6 # CHECK: 0x0000000b: DW_TAG_compile_unit [1]
   7 # CHECK:             DW_AT_low_pc [DW_FORM_addr]       (0x0000000000000000 ".text")
   8 # CHECK-NEXT:        DW_AT_ranges [DW_FORM_sec_offset] (0x00000000
   9 # CHECK-NEXT:    [0x0000000000000000, 0x0000000000000001) ".text"
  10 # CHECK-NEXT:    [0x0000000000000003, 0x0000000000000006) ".text"
  11 # CHECK-NEXT:    [0x0000000000000001, 0x0000000000000002) ".text.foo1")
  12
  13 .text
  14 .globl foo
  15 .type foo,@function
  16 foo:
  17 .Lfunc_begin0:
  18   nop
  19 .Ltmp0:
  20   nop
  21   nop
  22 .Ltmp1:
  23   nop
  24   nop
  25   nop
  26 .Ltmp2:
  27
  28 .section .text.foo1,"ax",@progbits
  29 .Ltmp3:
  30  nop
  31 .Ltmp4:
  32  nop
  33 .Ltmp5:
  34
  35 .section .debug_abbrev,"",@progbits
  36 .byte 1                       # Abbreviation Code
  37 .byte 17                      # DW_TAG_compile_unit
  38 .byte 0                       # DW_CHILDREN_no
  39 .byte 37                      # DW_AT_producer
  40 .byte 14                      # DW_FORM_strp
  41 .byte 19                      # DW_AT_language
  42 .byte 5                       # DW_FORM_data2
  43 .byte 3                       # DW_AT_name
  44 .byte 14                      # DW_FORM_strp
  45 .byte 16                      # DW_AT_stmt_list
  46 .byte 23                      # DW_FORM_sec_offset
  47 .byte 27                      # DW_AT_comp_dir
  48 .byte 14                      # DW_FORM_strp
  49 .byte 17                      # DW_AT_low_pc
  50 .byte 1                       # DW_FORM_addr
  51 .byte 85                      # DW_AT_ranges
  52 .byte 23                      # DW_FORM_sec_offset
  53 .byte 0                       # EOM(1)
  54 .byte 0                       # EOM(2)
  55 .byte 0                       # EOM(3)
  56
  57 .section .debug_info,"",@progbits
  58 .Lcu_begin0:
  59 .long 38                      # Length of Unit
  60 .short 4                      # DWARF version number
  61 .long .debug_abbrev           # Offset Into Abbrev. Section
  62 .byte 8                       # Address Size (in bytes)
  63 .byte 1                       # Abbrev [1] 0xb:0x1f DW_TAG_compile_unit
  64 .long 0                       # DW_AT_producer
  65 .short 4                      # DW_AT_language
  66 .long 0                       # DW_AT_name
  67 .long 0                       # DW_AT_stmt_list
  68 .long 0                       # DW_AT_comp_dir
  69 .quad .Lfunc_begin0           # DW_AT_low_pc
  70 .long .Ldebug_ranges0         # DW_AT_ranges
  71
  72 # A CU with an invalid DW_AT_ranges attribute
  73 .Lcu_begin1:
  74 .long 38                      # Length of Unit
  75 .short 4                      # DWARF version number
  76 .long .debug_abbrev           # Offset Into Abbrev. Section
  77 .byte 8                       # Address Size (in bytes)
  78 .byte 1                       # Abbrev [1] 0xb:0x1f DW_TAG_compile_unit
  79 .long 0                       # DW_AT_producer
  80 .short 4                      # DW_AT_language
  81 .long 0                       # DW_AT_name
  82 .long 0                       # DW_AT_stmt_list
  83 .long 0                       # DW_AT_comp_dir
  84 .quad .Lfunc_begin0           # DW_AT_low_pc
  85 .long 0x4000                  # DW_AT_ranges
  86
  87 # ERR: error: decoding address ranges: invalid range list offset 0x4000
  88
  89 # A CU where the DW_AT_ranges attribute points to an invalid range list.
  90 .Lcu_begin2:
  91 .long 38                      # Length of Unit
  92 .short 4                      # DWARF version number
  93 .long .debug_abbrev           # Offset Into Abbrev. Section
  94 .byte 8                       # Address Size (in bytes)
  95 .byte 1                       # Abbrev [1] 0xb:0x1f DW_TAG_compile_unit
  96 .long 0                       # DW_AT_producer
  97 .short 4                      # DW_AT_language
  98 .long 0                       # DW_AT_name
  99 .long 0                       # DW_AT_stmt_list
 100 .long 0                       # DW_AT_comp_dir
 101 .quad .Lfunc_begin0           # DW_AT_low_pc
 102 .long .Ldebug_ranges1         # DW_AT_ranges
 103
 104 .section .debug_ranges,"",@progbits
 105 .Ldebug_ranges0:
 106  .quad .Lfunc_begin0-.Lfunc_begin0
 107  .quad .Ltmp0-.Lfunc_begin0
 108  .quad .Ltmp1-.Lfunc_begin0
 109  .quad .Ltmp2-.Lfunc_begin0
 110  .quad 0xFFFFFFFFFFFFFFFF
 111  .quad .text.foo1
 112  .quad .Ltmp4-.text.foo1
 113  .quad .Ltmp5-.text.foo1
 114  .quad 0
 115  .quad 0
 116 .Ldebug_ranges1:
 117  .quad 0
 118
 119 # ERR: error: decoding address ranges: invalid range list entry at offset 0x50