llvm/test/ObjectYAML/MachO/DWARF-debug_ranges.yaml

   1 ## Test that yaml2obj and obj2yaml can create mach-o files with valid
   2 ## __debug_ranges section.
   3 ##
   4 ## The DWARF should end up looking like:
   5 ##
   6 ## 0x0000000b: DW_TAG_compile_unit
   7 ##               DW_AT_name        ("/tmp/main.c")
   8 ##               DW_AT_language    (DW_LANG_C_plus_plus)
   9 ##               DW_AT_low_pc      (0x0000000000000000)
  10 ##               DW_AT_ranges      (0x00000000
  11 ##                  [0x0000000000000000, 0x0000000000000020)
  12 ##                  [0x0000000000000000, 0x0000000000000030)
  13 ##                  [0x0000000000001000, 0x0000000000002000))
  14 ##               DW_AT_stmt_list   (0x00000000)
  15 ##
  16 ## 0x00000022:   DW_TAG_subprogram
  17 ##                 DW_AT_name      ("stripped1")
  18 ##                 DW_AT_low_pc    (0x0000000000000000)
  19 ##                 DW_AT_high_pc   (0x0000000000000020)
  20 ##
  21 ## 0x00000033:   DW_TAG_subprogram
  22 ##                 DW_AT_name      ("stripped2")
  23 ##                 DW_AT_low_pc    (0x0000000000000000)
  24 ##                 DW_AT_high_pc   (0x0000000000000030)
  25 ##
  26 ## 0x00000048:   DW_TAG_subprogram
  27 ##                 DW_AT_name      ("main")
  28 ##                 DW_AT_low_pc    (0x0000000000001000)
  29 ##                 DW_AT_high_pc   (0x0000000000002000)
  30 ##
  31 ## 0x00000059:   NULL
  32
  33 # RUN: yaml2obj %s > %t
  34 # RUN: llvm-dwarfdump %t | FileCheck %s
  35 # RUN: obj2yaml %t | FileCheck --check-prefix=YAML %s
  36
  37 # CHECK:      DW_AT_ranges      (0x00000000
  38 # CHECK-NEXT: [0x0000000000000000, 0x0000000000000020)
  39 # CHECK-NEXT: [0x0000000000000000, 0x0000000000000030)
  40 # CHECK-NEXT: [0x0000000000001000, 0x0000000000002000))
  41
  42 # YAML:      - sectname:        __debug_ranges
  43 # YAML-NEXT:   segname:         __DWARF
  44 # YAML-NEXT:   addr:            0x7A
  45 # YAML-NEXT:   size:            80
  46 # YAML-NEXT:   offset:          0x28A
  47
  48 # YAML:      debug_ranges:
  49 # YAML-NEXT:   - Offset:          0x0
  50 # YAML-NEXT:     AddrSize:        0x8
  51 # YAML-NEXT:     Entries:
  52 # YAML-NEXT:       - LowOffset:       0x0
  53 # YAML-NEXT:         HighOffset:      0x20
  54 # YAML-NEXT:       - LowOffset:       0x0
  55 # YAML-NEXT:         HighOffset:      0x30
  56 # YAML-NEXT:       - LowOffset:       0xFFFFFFFFFFFFFFFF
  57 # YAML-NEXT:         HighOffset:      0x1000
  58 # YAML-NEXT:       - LowOffset:       0x0
  59 # YAML-NEXT:         HighOffset:      0x1000
  60
  61 --- !mach-o
  62 FileHeader:
  63   magic:           0xFEEDFACF
  64   cputype:         0x01000007
  65   cpusubtype:      0x00000003
  66   filetype:        0x00000001
  67   ncmds:           4
  68   sizeofcmds:      464
  69   flags:           0x00002000
  70   reserved:        0x00000000
  71 LoadCommands:
  72   - cmd:             LC_SEGMENT_64
  73     cmdsize:         392
  74     segname:         ''
  75     vmaddr:          0
  76     vmsize:          240
  77     fileoff:         528
  78     filesize:        240
  79     maxprot:         7
  80     initprot:        7
  81     nsects:          4
  82     flags:           0
  83     Sections:
  84       - sectname:        __debug_abbrev
  85         segname:         __DWARF
  86         addr:            0x0000000000000000
  87         size:            36
  88         offset:          0x00000210
  89         align:           0
  90         reloff:          0x00000000
  91         nreloc:          0
  92         flags:           0x00000000
  93         reserved1:       0x00000000
  94         reserved2:       0x00000000
  95         reserved3:       0x00000000
  96       - sectname:        __debug_info
  97         segname:         __DWARF
  98         addr:            0x0000000000000024
  99         size:            86
 100         offset:          0x00000234
 101         align:           0
 102         reloff:          0x00000000
 103         nreloc:          0
 104         flags:           0x00000000
 105         reserved1:       0x00000000
 106         reserved2:       0x00000000
 107         reserved3:       0x00000000
 108       - sectname:        __debug_ranges
 109         segname:         __DWARF
 110         addr:            0x000000000000007A
 111         size:            80
 112         offset:          0x0000028A
 113         align:           0
 114         reloff:          0x00000000
 115         nreloc:          0
 116         flags:           0x00000000
 117         reserved1:       0x00000000
 118         reserved2:       0x00000000
 119         reserved3:       0x00000000
 120       - sectname:        __debug_str
 121         segname:         __DWARF
 122         addr:            0x00000000000000CA
 123         size:            38
 124         offset:          0x000002DA
 125         align:           0
 126         reloff:          0x00000000
 127         nreloc:          0
 128         flags:           0x00000000
 129         reserved1:       0x00000000
 130         reserved2:       0x00000000
 131         reserved3:       0x00000000
 132   - cmd:             LC_SYMTAB
 133     cmdsize:         24
 134     symoff:          0
 135     nsyms:           0
 136     stroff:          768
 137     strsize:         8
 138   - cmd:             LC_BUILD_VERSION
 139     cmdsize:         32
 140     platform:        1
 141     minos:           658944
 142     sdk:             658944
 143     ntools:          1
 144     Tools:
 145       - tool:            3
 146         version:         34734080
 147   - cmd:             LC_DATA_IN_CODE
 148     cmdsize:         16
 149     dataoff:         768
 150     datasize:        0
 151 LinkEditData:
 152   StringTable:
 153     - ' '
 154     - ''
 155     - ''
 156     - ''
 157     - ''
 158     - ''
 159     - ''
 160 DWARF:
 161   debug_str:
 162     - ''
 163     - '/tmp/main.c'
 164     - stripped1
 165     - stripped2
 166     - main
 167   debug_abbrev:
 168     - Table:
 169         - Code:            0x00000001
 170           Tag:             DW_TAG_compile_unit
 171           Children:        DW_CHILDREN_yes
 172           Attributes:
 173             - Attribute:       DW_AT_name
 174               Form:            DW_FORM_strp
 175             - Attribute:       DW_AT_language
 176               Form:            DW_FORM_data2
 177             - Attribute:       DW_AT_low_pc
 178               Form:            DW_FORM_addr
 179             - Attribute:       DW_AT_ranges
 180               Form:            DW_FORM_sec_offset
 181         - Code:            0x00000002
 182           Tag:             DW_TAG_subprogram
 183           Children:        DW_CHILDREN_no
 184           Attributes:
 185             - Attribute:       DW_AT_name
 186               Form:            DW_FORM_strp
 187             - Attribute:       DW_AT_low_pc
 188               Form:            DW_FORM_addr
 189             - Attribute:       DW_AT_high_pc
 190               Form:            DW_FORM_data4
 191         - Code:            0x00000003
 192           Tag:             DW_TAG_subprogram
 193           Children:        DW_CHILDREN_no
 194           Attributes:
 195             - Attribute:       DW_AT_name
 196               Form:            DW_FORM_strp
 197             - Attribute:       DW_AT_low_pc
 198               Form:            DW_FORM_addr
 199             - Attribute:       DW_AT_high_pc
 200               Form:            DW_FORM_addr
 201   debug_ranges:
 202     - Offset:          0x00000000
 203       Entries:
 204         - LowOffset:       0x0000000000000000
 205           HighOffset:      0x0000000000000020
 206         - LowOffset:       0x0000000000000000
 207           HighOffset:      0x0000000000000030
 208         - LowOffset:       0xFFFFFFFFFFFFFFFF
 209           HighOffset:      0x0000000000001000
 210         - LowOffset:       0x0000000000000000
 211           HighOffset:      0x0000000000001000
 212   debug_info:
 213     - Length:          82
 214       Version:         4
 215       AbbrOffset:      0
 216       AddrSize:        8
 217       Entries:
 218         - AbbrCode:        0x00000001
 219           Values:
 220             - Value:           0x0000000000000001
 221             - Value:           0x0000000000000004
 222             - Value:           0x0000000000000000
 223             - Value:           0x0000000000000000
 224         - AbbrCode:        0x00000002
 225           Values:
 226             - Value:           0x000000000000000D
 227             - Value:           0x0000000000000000
 228             - Value:           0x0000000000000020
 229         - AbbrCode:        0x00000003
 230           Values:
 231             - Value:           0x0000000000000017
 232             - Value:           0x0000000000000000
 233             - Value:           0x0000000000000030
 234         - AbbrCode:        0x00000002
 235           Values:
 236             - Value:           0x0000000000000021
 237             - Value:           0x0000000000001000
 238             - Value:           0x0000000000001000
 239         - AbbrCode:        0x00000000
 240           Values:          []
 241 ...
 242
 243 ## Test generating and dumping an empty __debug_ranges section.
 244
 245 # RUN: yaml2obj --docnum=2 %s | obj2yaml | FileCheck %s --check-prefix=EMPTY
 246
 247 #      EMPTY: DWARF:
 248 # EMPTY-NEXT:   debug_ranges:    []
 249 # EMPTY-NEXT: ...
 250
 251 --- !mach-o
 252 FileHeader:
 253   magic:      0xFEEDFACF
 254   cputype:    0x01000007
 255   cpusubtype: 0x00000003
 256   filetype:   0x0000000A
 257   ncmds:      1
 258   sizeofcmds: 232
 259   flags:      0x00000000
 260   reserved:   0x00000000
 261 LoadCommands:
 262   - cmd:      LC_SEGMENT_64
 263     cmdsize:  152
 264     segname:  __DWARF
 265     vmaddr:   0x00
 266     vmsize:   0x00
 267     fileoff:  0x00
 268     filesize: 0x00
 269     maxprot:  0
 270     initprot: 0
 271     nsects:   1
 272     flags:    0
 273     Sections:
 274       - sectname:  __debug_ranges
 275         segname:   __DWARF
 276         addr:      0x00
 277         size:      [[SIZE=0]]
 278         offset:    0x210
 279         align:     0
 280         reloff:    0x00000000
 281         nreloc:    0
 282         flags:     0x00000000
 283         reserved1: 0x00000000
 284         reserved2: 0x00000000
 285         reserved3: 0x00000000
 286         content:   [[CONTENT=<none>]]
 287
 288 ## Test generating and dumping a __debug_ranges section whose size isn't a
 289 ## multiple of the address size. This test case is to ensure that when the
 290 ## parser fails, the content of the __debug_ranges section will be dumped into
 291 ## the 'content' entry and the 'debug_ranges' entry will not exist.
 292
 293 # RUN: yaml2obj --docnum=2 -DSIZE=3 -DCONTENT='010203' %s | obj2yaml | FileCheck %s --check-prefix=FAILS
 294
 295 #  FAILS-NOT: DWARF:
 296 #      FAILS: Sections:
 297 # FAILS-NEXT:   - sectname:  __debug_ranges
 298 # FAILS-NEXT:     segname:   __DWARF
 299 # FAILS-NEXT:     addr:      0x0
 300 # FAILS-NEXT:     size:      3
 301 # FAILS-NEXT:     offset:    0x210
 302 # FAILS-NEXT:     align:     0
 303 # FAILS-NEXT:     reloff:    0x0
 304 # FAILS-NEXT:     nreloc:    0
 305 # FAILS-NEXT:     flags:     0x0
 306 # FAILS-NEXT:     reserved1: 0x0
 307 # FAILS-NEXT:     reserved2: 0x0
 308 # FAILS-NEXT:     reserved3: 0x0
 309 # FAILS-NEXT:     content:   '010203'
 310 # FAILS-NEXT: ...