test/MC/MachO/gen-dwarf.s

   1 // RUN: llvm-mc -g -triple i386-apple-darwin10 %s -filetype=obj -o %t
   2 // RUN: llvm-dwarfdump -debug-dump=all %t | FileCheck %s
   3
   4 .globl _bar
   5 _bar:
   6         movl    $0, %eax
   7 L1:     leave
   8         ret
   9 _foo:
  10 _baz:
  11         nop
  12 .data
  13 _x:     .long 1
  14
  15 // CHECK: file format Mach-O 32-bit i386
  16
  17 // CHECK: .debug_abbrev contents:
  18 // CHECK: Abbrev table for offset: 0x00000000
  19 // CHECK: [1] DW_TAG_compile_unit       DW_CHILDREN_yes
  20 // CHECK:       DW_AT_stmt_list DW_FORM_data4
  21 // CHECK:       DW_AT_low_pc    DW_FORM_addr
  22 // CHECK:       DW_AT_high_pc   DW_FORM_addr
  23 // CHECK:       DW_AT_name      DW_FORM_string
  24 // CHECK:       DW_AT_comp_dir  DW_FORM_string
  25 // CHECK:       DW_AT_producer  DW_FORM_string
  26 // CHECK:       DW_AT_language  DW_FORM_data2
  27
  28 // CHECK: [2] DW_TAG_label      DW_CHILDREN_yes
  29 // CHECK:       DW_AT_name      DW_FORM_string
  30 // CHECK:       DW_AT_decl_file DW_FORM_data4
  31 // CHECK:       DW_AT_decl_line DW_FORM_data4
  32 // CHECK:       DW_AT_low_pc    DW_FORM_addr
  33 // CHECK:       DW_AT_prototyped        DW_FORM_flag
  34
  35 // CHECK: [3] DW_TAG_unspecified_parameters     DW_CHILDREN_no
  36
  37
  38 // CHECK: .debug_info contents:
  39
  40 // We don't check the leading addresses these are at.
  41 // CHECK:  DW_TAG_compile_unit [1] *
  42 // CHECK:    DW_AT_stmt_list [DW_FORM_data4]    (0x00000000)
  43 // CHECK:    DW_AT_low_pc [DW_FORM_addr]        (0x0000000000000000)
  44 // CHECK:    DW_AT_high_pc [DW_FORM_addr]       (0x0000000000000008)
  45 // We don't check the file name as it is a temp directory
  46 // CHECK:    DW_AT_name [DW_FORM_string]
  47 // We don't check the DW_AT_comp_dir which is the current working directory
  48 // CHECK:    DW_AT_producer [DW_FORM_string]    ("llvm-mc (based on {{.*}})")
  49 // CHECK:    DW_AT_language [DW_FORM_data2]     (0x8001)
  50
  51 // CHECK:    DW_TAG_label [2] *
  52 // CHECK:      DW_AT_name [DW_FORM_string]      ("bar")
  53 // CHECK:      DW_AT_decl_file [DW_FORM_data4]  (0x00000001)
  54 // CHECK:      DW_AT_decl_line [DW_FORM_data4]  (0x00000005)
  55 // CHECK:      DW_AT_low_pc [DW_FORM_addr]      (0x0000000000000000)
  56 // CHECK:      DW_AT_prototyped [DW_FORM_flag]  (0x00)
  57
  58 // CHECK:      DW_TAG_unspecified_parameters [3]
  59
  60 // CHECK:      NULL
  61
  62 // CHECK:    DW_TAG_label [2] *
  63 // CHECK:      DW_AT_name [DW_FORM_string]      ("foo")
  64 // CHECK:      DW_AT_decl_file [DW_FORM_data4]  (0x00000001)
  65 // CHECK:      DW_AT_decl_line [DW_FORM_data4]  (0x00000009)
  66 // CHECK:      DW_AT_low_pc [DW_FORM_addr]      (0x0000000000000007)
  67 // CHECK:      DW_AT_prototyped [DW_FORM_flag]  (0x00)
  68
  69 // CHECK:      DW_TAG_unspecified_parameters [3]
  70
  71 // CHECK:      NULL
  72
  73 // CHECK:    DW_TAG_label [2] *
  74 // CHECK:      DW_AT_name [DW_FORM_string]      ("baz")
  75 // CHECK:      DW_AT_decl_file [DW_FORM_data4]  (0x00000001)
  76 // CHECK:      DW_AT_decl_line [DW_FORM_data4]  (0x0000000a)
  77 // CHECK:      DW_AT_low_pc [DW_FORM_addr]      (0x0000000000000007)
  78 // CHECK:      DW_AT_prototyped [DW_FORM_flag]  (0x00)
  79
  80 // CHECK:      DW_TAG_unspecified_parameters [3]
  81
  82 // CHECK:      NULL
  83
  84 // CHECK:    NULL
  85
  86 // CHECK: .debug_aranges contents:
  87 // CHECK: Address Range Header: length = 0x0000001c, version = 0x0002, cu_offset = 0x00000000, addr_size = 0x04, seg_size = 0x00
  88
  89 // CHECK: .debug_line contents:
  90 // CHECK: Line table prologue:
  91 // We don't check the total_length as it includes lengths of temp paths
  92 // CHECK:         version: 2
  93 // We don't check the prologue_length as it too includes lengths of temp paths
  94 // CHECK: min_inst_length: 1
  95 // CHECK: default_is_stmt: 1
  96 // CHECK:       line_base: -5
  97 // CHECK:      line_range: 14
  98 // CHECK:     opcode_base: 13
  99 // CHECK: standard_opcode_lengths[DW_LNS_copy] = 0
 100 // CHECK: standard_opcode_lengths[DW_LNS_advance_pc] = 1
 101 // CHECK: standard_opcode_lengths[DW_LNS_advance_line] = 1
 102 // CHECK: standard_opcode_lengths[DW_LNS_set_file] = 1
 103 // CHECK: standard_opcode_lengths[DW_LNS_set_column] = 1
 104 // CHECK: standard_opcode_lengths[DW_LNS_negate_stmt] = 0
 105 // CHECK: standard_opcode_lengths[DW_LNS_set_basic_block] = 0
 106 // CHECK: standard_opcode_lengths[DW_LNS_const_add_pc] = 0
 107 // CHECK: standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1
 108 // CHECK: standard_opcode_lengths[DW_LNS_set_prologue_end] = 0
 109 // CHECK: standard_opcode_lengths[DW_LNS_set_epilogue_begin] = 0
 110 // CHECK: standard_opcode_lengths[DW_LNS_set_isa] = 1
 111 // We don't check include_directories as it has a temp path
 112 // CHECK:                 Dir  Mod Time   File Len   File Name
 113 // CHECK:                 ---- ---------- ---------- ---------------------------
 114 // CHECK: file_names[  1]    1 0x00000000 0x00000000 gen-dwarf.s
 115
 116 // CHECK: Address            Line   Column File   ISA Discriminator Flags
 117 // CHECK: ------------------ ------ ------ ------ --- ------------- -------------
 118 // CHECK: 0x0000000000000000      6      0      1   0             0  is_stmt
 119 // CHECK: 0x0000000000000005      7      0      1   0             0  is_stmt
 120 // CHECK: 0x0000000000000006      8      0      1   0             0  is_stmt
 121 // CHECK: 0x0000000000000007     11      0      1   0             0  is_stmt
 122 // CHECK: 0x0000000000000008     11      0      1   0             0  is_stmt end_sequence