llvm/test/tools/llvm-dwarfdump/X86/Inputs/debug_line_malformed.s

   1 .section .debug_line,"",@progbits
   2 # Leading good section.
   3 .long   .Lunit1_end - .Lunit1_start # Length of Unit (DWARF-32 format)
   4 .Lunit1_start:
   5 .short  4               # DWARF version number
   6 .long   .Lprologue1_end-.Lprologue1_start # Length of Prologue
   7 .Lprologue1_start:
   8 .byte   1               # Minimum Instruction Length
   9 .byte   1               # Maximum Operations per Instruction
  10 .byte   1               # Default is_stmt
  11 .byte   -5              # Line Base
  12 .byte   14              # Line Range
  13 .byte   13              # Opcode Base
  14 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
  15 .asciz "dir1"           # Include table
  16 .asciz "dir2"
  17 .byte   0
  18 .asciz "file1"          # File table
  19 .byte   0, 0, 0
  20 .asciz "file2"
  21 .byte   1, 0, 0
  22 .byte   0
  23 .Lprologue1_end:
  24 .byte   0, 9, 2         # DW_LNE_set_address
  25 .quad   0x0badbeef
  26 .byte   0, 1, 1         # DW_LNE_end_sequence
  27 .Lunit1_end:
  28
  29 # Version 0.
  30 .long   .Lunit_v0_end - .Lunit_v0_start # unit length
  31 .Lunit_v0_start:
  32 .short  0               # version
  33 .Lunit_v0_end:
  34
  35 # Version 1.
  36 .long   .Lunit_v1_end - .Lunit_v1_start # unit length
  37 .Lunit_v1_start:
  38 .short  1               # version
  39 .Lunit_v1_end:
  40
  41 # Version 5 malformed line/include table.
  42 .long   .Lunit_v5_end - .Lunit_v5_start # unit length
  43 .Lunit_v5_start:
  44 .short  5               # version
  45 .byte   8               # address size
  46 .byte   8               # segment selector
  47 .long   .Lprologue_v5_end-.Lprologue_v5_start # Length of Prologue
  48 .Lprologue_v5_start:
  49 .byte   1               # Minimum Instruction Length
  50 .byte   1               # Maximum Operations per Instruction
  51 .byte   1               # Default is_stmt
  52 .byte   -5              # Line Base
  53 .byte   14              # Line Range
  54 .byte   13              # Opcode Base
  55 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
  56 .byte   0               # directory table (invalid as no path component)
  57 .Lprologue_v5_end:
  58 .byte   0, 9, 2         # DW_LNE_set_address
  59 .quad   0x8877665544332211
  60 .byte   0, 1, 1         # DW_LNE_end_sequence
  61 .Lunit_v5_end:
  62
  63 # Short prologue.
  64 .long   .Lunit_short_prologue_end - .Lunit_short_prologue_start # unit length
  65 .Lunit_short_prologue_start:
  66 .short  4               # version
  67 .long   .Lprologue_short_prologue_end-.Lprologue_short_prologue_start # Length of Prologue
  68 .Lprologue_short_prologue_start:
  69 .byte   1               # Minimum Instruction Length
  70 .byte   1               # Maximum Operations per Instruction
  71 .byte   1               # Default is_stmt
  72 .byte   -5              # Line Base
  73 .byte   14              # Line Range
  74 .byte   13              # Opcode Base
  75 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
  76 .asciz "dir1"           # Include table
  77 .asciz "dir2"
  78 .byte   0
  79 .asciz "file1"          # File table
  80 .byte   1, 2, 3
  81 .asciz "file2"
  82 .byte   1, 2
  83 .Lprologue_short_prologue_end:
  84 .byte   0, 9, 2         # DW_LNE_set_address
  85 .quad   0x1122334455667788
  86 .byte   0, 1, 1         # DW_LNE_end_sequence
  87 .Lunit_short_prologue_end:
  88
  89 # Over-long prologue.
  90 .long   .Lunit_long_prologue_end - .Lunit_long_prologue_start # unit length
  91 .Lunit_long_prologue_start:
  92 .short  4               # version
  93 .long   .Lprologue_long_prologue_end-.Lprologue_long_prologue_start # Length of Prologue
  94 .Lprologue_long_prologue_start:
  95 .byte   1               # Minimum Instruction Length
  96 .byte   1               # Maximum Operations per Instruction
  97 .byte   1               # Default is_stmt
  98 .byte   -5              # Line Base
  99 .byte   14              # Line Range
 100 .byte   13              # Opcode Base
 101 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 102 .asciz "dir1"           # Include table
 103 .asciz "dir2"
 104 .byte   0
 105 .asciz "file1"          # File table
 106 .byte   0, 0, 0
 107 .asciz "file2"
 108 .byte   1, 2, 3
 109 .byte   0
 110 # Skipped byte (treated as part of prologue).
 111 .byte   6
 112 .Lprologue_long_prologue_end:
 113 .byte   0, 9, 2        # DW_LNE_set_address
 114 .quad   0x1111222233334444
 115 .byte   0, 1, 1        # DW_LNE_end_sequence
 116 .Lunit_long_prologue_end:
 117
 118 # Incorrect length extended opcodes.
 119 .long   .Lunit_long_opcode_end - .Lunit_long_opcode_start # unit length
 120 .Lunit_long_opcode_start:
 121 .short  4               # version
 122 .long   .Lprologue_long_opcode_end-.Lprologue_long_opcode_start # Length of Prologue
 123 .Lprologue_long_opcode_start:
 124 .byte   1               # Minimum Instruction Length
 125 .byte   1               # Maximum Operations per Instruction
 126 .byte   1               # Default is_stmt
 127 .byte   -5              # Line Base
 128 .byte   14              # Line Range
 129 .byte   13              # Opcode Base
 130 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 131 .asciz "dir1"           # Include table
 132 .asciz "dir2"
 133 .byte   0
 134 .asciz "file1"          # File table
 135 .byte   0, 0, 0
 136 .asciz "file2"
 137 .byte   1, 0, 0
 138 .byte   0
 139 .Lprologue_long_opcode_end:
 140 .byte   0, 9, 2         # DW_LNE_set_address
 141 .quad   0xabbadaba
 142 .byte   0, 2, 1         # DW_LNE_end_sequence (too long)
 143 .byte   6               # DW_LNS_negate_stmt (but will be consumed with the end sequence above).
 144 .byte   0, 1, 4         # DW_LNE_set_discriminator (too short)
 145 .byte   0xa             # Parsed as argument for set_discriminator and also DW_LNS_set_prologue_end.
 146 .byte   0, 9, 2         # DW_LNE_set_address
 147 .quad   0xbabb1e45
 148 .byte   0, 1, 1         # DW_LNE_end_sequence
 149 .Lunit_long_opcode_end:
 150
 151 # No end of sequence.
 152 .long   .Lunit_no_eos_end - .Lunit_no_eos_start # unit length
 153 .Lunit_no_eos_start:
 154 .short  4               # version
 155 .long   .Lprologue_no_eos_end-.Lprologue_no_eos_start # Length of Prologue
 156 .Lprologue_no_eos_start:
 157 .byte   1               # Minimum Instruction Length
 158 .byte   1               # Maximum Operations per Instruction
 159 .byte   1               # Default is_stmt
 160 .byte   -5              # Line Base
 161 .byte   14              # Line Range
 162 .byte   13              # Opcode Base
 163 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 164 .asciz "dir1"           # Include table
 165 .asciz "dir2"
 166 .byte   0
 167 .asciz "file1"          # File table
 168 .byte   0, 0, 0
 169 .asciz "file2"
 170 .byte   1, 0, 0
 171 .byte   0
 172 .Lprologue_no_eos_end:
 173 .byte   0, 9, 2        # DW_LNE_set_address
 174 .quad   0xdeadfade
 175 .byte   1              # DW_LNS_copy
 176 .Lunit_no_eos_end:
 177
 178 # V5 very short prologue length.
 179 .long   .Linvalid_description_end0-.Linvalid_description_start0   # Length of Unit
 180 .Linvalid_description_start0:
 181 .short  5               # DWARF version number
 182 .byte   8               # Address Size
 183 .byte   0               # Segment Selector Size
 184 .long   .Linvalid_description_header_end0 - .Linvalid_description_params0 # Length of Prologue (invalid)
 185 .Linvalid_description_params0:
 186 .byte   1               # Minimum Instruction Length
 187 .byte   1               # Maximum Operations per Instruction
 188 .byte   1               # Default is_stmt
 189 .byte   -5              # Line Base
 190 .byte   14              # Line Range
 191 .byte   13              # Opcode Base
 192 .byte   0, 1, 1, 1, 1, 0, 0, 0, 0, 1 # Standard Opcode Lengths
 193 .Linvalid_description_header_end0:
 194 .byte   0, 9, 2        # DW_LNE_set_address
 195 .quad   0xbabb1ebabb1e
 196 .byte   0, 1, 1         # DW_LNE_end_sequence
 197 .Linvalid_description_end0:
 198
 199 # V5 prologue ends during file table.
 200 .long   .Linvalid_file_end0-.Linvalid_file_start0   # Length of Unit
 201 .Linvalid_file_start0:
 202 .short  5               # DWARF version number
 203 .byte   8               # Address Size
 204 .byte   0               # Segment Selector Size
 205 .long   .Linvalid_file_header_end0 - .Linvalid_file_params0 # Length of Prologue (invalid)
 206 .Linvalid_file_params0:
 207 .byte   1               # Minimum Instruction Length
 208 .byte   1               # Maximum Operations per Instruction
 209 .byte   1               # Default is_stmt
 210 .byte   -5              # Line Base
 211 .byte   14              # Line Range
 212 .byte   13              # Opcode Base
 213 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 214 # Directory table format
 215 .byte   1               # One element per directory entry
 216 .byte   1               # DW_LNCT_path
 217 .byte   0x08            # DW_FORM_string
 218 # Directory table entries
 219 .byte   1               # 1 directory
 220 .asciz  "/tmp"
 221 # File table format
 222 .byte   2               # 2 elements per file entry
 223 .byte   1               # DW_LNCT_path
 224 .byte   0x08            # DW_FORM_string
 225 .byte   2               # DW_LNCT_directory_index
 226 .Linvalid_file_header_end0:
 227 .byte   0, 9, 2         # DW_LNE_set_address
 228 .quad   0xab4acadab4a
 229 .byte   0, 1, 1         # DW_LNE_end_sequence
 230 .Linvalid_file_end0:
 231
 232 # V5 prologue ends during directory table.
 233 .long   .Linvalid_dir_end0-.Linvalid_dir_start0   # Length of Unit
 234 .Linvalid_dir_start0:
 235 .short  5               # DWARF version number
 236 .byte   8               # Address Size
 237 .byte   0               # Segment Selector Size
 238 .long   .Linvalid_dir_header_end0 - .Linvalid_dir_params0 # Length of Prologue (invalid)
 239 .Linvalid_dir_params0:
 240 .byte   1               # Minimum Instruction Length
 241 .byte   1               # Maximum Operations per Instruction
 242 .byte   1               # Default is_stmt
 243 .byte   -5              # Line Base
 244 .byte   14              # Line Range
 245 .byte   13              # Opcode Base
 246 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 247 # Directory table format
 248 .byte   1               # One element per directory entry
 249 .byte   1               # DW_LNCT_path
 250 .byte   0x08            # DW_FORM_string
 251 # Directory table entries
 252 .byte   1               # 1 directory
 253 .Linvalid_dir_header_end0:
 254 .byte   0, 9, 2         # DW_LNE_set_address
 255 .quad   0x4444333322221111
 256 .byte   0, 1, 1         # DW_LNE_end_sequence
 257 .Linvalid_dir_end0:
 258
 259 # Header truncated while reading the MD5 data.
 260 .long   .Linvalid_md5_end0-.Linvalid_md5_start0   # Length of Unit
 261 .Linvalid_md5_start0:
 262 .short  5               # DWARF version number
 263 .byte   8               # Address Size
 264 .byte   0               # Segment Selector Size
 265 .long   .Linvalid_md5_header_end0-.Linvalid_md5_params0     # Length of Prologue
 266 .Linvalid_md5_params0:
 267 .byte   1               # Minimum Instruction Length
 268 .byte   1               # Maximum Operations per Instruction
 269 .byte   1               # Default is_stmt
 270 .byte   -5              # Line Base
 271 .byte   14              # Line Range
 272 .byte   13              # Opcode Base
 273 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 274 # Directory table format
 275 .byte   1               # One element per directory entry
 276 .byte   1               # DW_LNCT_path
 277 .byte   0x08            # DW_FORM_string
 278 # Directory table entries
 279 .byte   1               # 1 directory
 280 .asciz  "/tmp"
 281 # File table format
 282 .byte   3               # 3 elements per file entry
 283 .byte   1               # DW_LNCT_path
 284 .byte   0x08            # DW_FORM_string
 285 .byte   5               # DW_LNCT_MD5
 286 .byte   0x1e            # DW_FORM_data16
 287 .byte   2               # DW_LNCT_directory_index
 288 .byte   0x0b            # DW_FORM_data1
 289 # File table entries
 290 .byte   1               # 1 file
 291 .asciz  "a.c"
 292 .byte   0
 293 # Data to show that the rest of the prologue is skipped.
 294 .byte   1
 295 .Linvalid_md5_header_end0:
 296 .byte   0, 9, 2         # DW_LNE_set_address
 297 .quad   0x1234123412341234
 298 .byte   0, 1, 1         # DW_LNE_end_sequence
 299 .Linvalid_md5_end0:
 300
 301 # Header truncated while reading the MD5 form.
 302 .long   .Linvalid_md5_end1-.Linvalid_md5_start1   # Length of Unit
 303 .Linvalid_md5_start1:
 304 .short  5               # DWARF version number
 305 .byte   8               # Address Size
 306 .byte   0               # Segment Selector Size
 307 .long   .Linvalid_md5_header_end1 - .Linvalid_md5_params1 # Length of Prologue
 308 .Linvalid_md5_params1:
 309 .byte   1               # Minimum Instruction Length
 310 .byte   1               # Maximum Operations per Instruction
 311 .byte   1               # Default is_stmt
 312 .byte   -5              # Line Base
 313 .byte   14              # Line Range
 314 .byte   13              # Opcode Base
 315 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 316 # Directory table format
 317 .byte   1               # One element per directory entry
 318 .byte   1               # DW_LNCT_path
 319 .byte   0x08            # DW_FORM_string
 320 # Directory table entries
 321 .byte   1               # 1 directory
 322 .asciz  "/tmp"
 323 # File table format
 324 .byte   2               # 2 elements per file entry
 325 .byte   1               # DW_LNCT_path
 326 .byte   0x08            # DW_FORM_string
 327 .byte   5               # DW_LNCT_MD5
 328 .Linvalid_md5_header_end1:
 329 .byte   0, 9, 2         # DW_LNE_set_address
 330 .quad   0x4321432143214321
 331 .byte   0, 1, 1         # DW_LNE_end_sequence
 332 .Linvalid_md5_end1:
 333
 334 # V5 invalid directory content description has unsupported form.
 335 .long   .Linvalid_dir_form_end0-.Linvalid_dir_form_start0   # Length of Unit
 336 .Linvalid_dir_form_start0:
 337 .short  5               # DWARF version number
 338 .byte   8               # Address Size
 339 .byte   0               # Segment Selector Size
 340 .long   .Linvalid_dir_form_header_end0 - .Linvalid_dir_form_params0
 341 .Linvalid_dir_form_params0:
 342 .byte   1               # Minimum Instruction Length
 343 .byte   1               # Maximum Operations per Instruction
 344 .byte   1               # Default is_stmt
 345 .byte   -5              # Line Base
 346 .byte   14              # Line Range
 347 .byte   13              # Opcode Base
 348 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 349 # Directory table format
 350 .byte   2               # Two elements per directory entry
 351 .byte   1               # DW_LNCT_path
 352 .byte   0x08            # DW_FORM_string
 353 .byte   2               # DW_LNCT_directory_index (ignored)
 354 .byte   0x7f            # Unknown form
 355 # Directory table entries
 356 .byte   2               # 2 directories
 357 .asciz  "/foo"          # Directory name
 358 .byte   0xff            # Arbitrary data for unknown form
 359 .asciz  "/bar"          # Directory name
 360 .byte   0xff            # Arbitrary data for unknown form
 361 # File table format
 362 .byte   1               # 1 element per file entry
 363 .byte   1               # DW_LNCT_path
 364 .byte   0x08            # DW_FORM_string
 365 # File table entries
 366 .byte   1               # 1 file
 367 .asciz  "xyz"           # File names
 368 .Linvalid_dir_form_header_end0:
 369 .byte   0, 9, 2         # DW_LNE_set_address
 370 .quad   0xaaaabbbbccccdddd
 371 .byte   0, 1, 1         # DW_LNE_end_sequence
 372 .Linvalid_dir_form_end0:
 373
 374 # Zero opcode base.
 375 .long   .Lzero_opcode_base_end - .Lzero_opcode_base_start # unit length
 376 .Lzero_opcode_base_start:
 377 .short  4               # version
 378 .long   .Lzero_opcode_base_prologue_end-.Lzero_opcode_base_prologue_start # Length of Prologue
 379 .Lzero_opcode_base_prologue_start:
 380 .byte   1               # Minimum Instruction Length
 381 .byte   1               # Maximum Operations per Instruction
 382 .byte   1               # Default is_stmt
 383 .byte   0               # Line Base
 384 .byte   1               # Line Range
 385 .byte   0               # Opcode Base
 386 .asciz "dir1"           # Include table
 387 .byte   0
 388 .asciz "file1"
 389 .byte   1, 2, 3
 390 .byte   0
 391 .Lzero_opcode_base_prologue_end:
 392 .byte   0, 9, 2        # DW_LNE_set_address
 393 .quad   0xffffeeeeddddcccc
 394 .byte   0x1            # Special opcode
 395 .byte   0, 1, 1        # DW_LNE_end_sequence
 396 .Lzero_opcode_base_end:
 397
 398 # V4 table with unterminated include directory table.
 399 .long   .Lunterminated_include_end - .Lunterminated_include_start # unit length
 400 .Lunterminated_include_start:
 401 .short  4               # version
 402 .long   .Lunterminated_include_prologue_end-.Lunterminated_include_prologue_start # Length of Prologue
 403 .Lunterminated_include_prologue_start:
 404 .byte   1               # Minimum Instruction Length
 405 .byte   1               # Maximum Operations per Instruction
 406 .byte   1               # Default is_stmt
 407 .byte   -5              # Line Base
 408 .byte   14              # Line Range
 409 .byte   13              # Opcode Base
 410 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 411 .asciz  "dir1"          # Include table
 412 .Lunterminated_include_prologue_end:
 413 .byte   0, 9, 2         # DW_LNE_set_address
 414 .quad   0xabcdef0123456789
 415 .byte   0, 1, 1         # DW_LNE_end_sequence
 416 .Lunterminated_include_end:
 417
 418 # V4 table with unterminated file name table.
 419 .long   .Lunterminated_files_end - .Lunterminated_files_start # unit length
 420 .Lunterminated_files_start:
 421 .short  4               # version
 422 .long   .Lunterminated_files_prologue_end-.Lunterminated_files_prologue_start # Length of Prologue
 423 .Lunterminated_files_prologue_start:
 424 .byte   1               # Minimum Instruction Length
 425 .byte   1               # Maximum Operations per Instruction
 426 .byte   1               # Default is_stmt
 427 .byte   -5              # Line Base
 428 .byte   14              # Line Range
 429 .byte   13              # Opcode Base
 430 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 431 .asciz  "dir1"          # Include table
 432 .byte   0
 433 .asciz  "foo.c"         # File table
 434 .byte   1, 2, 3
 435 .Lunterminated_files_prologue_end:
 436 .byte   0, 9, 2         # DW_LNE_set_address
 437 .quad   0xababcdcdefef0909
 438 .byte   0, 1, 1         # DW_LNE_end_sequence
 439 .Lunterminated_files_end:
 440
 441 # Opcode extends past the end of the table, as claimed by the unit length field.
 442 .long   .Lextended_past_end_end - .Lextended_past_end_start # Length of Unit
 443 .Lextended_past_end_start:
 444 .short  4               # DWARF version number
 445 .long   .Lprologue_extended_past_end_end-.Lprologue_extended_past_end_start # Length of Prologue
 446 .Lprologue_extended_past_end_start:
 447 .byte   1               # Minimum Instruction Length
 448 .byte   1               # Maximum Operations per Instruction
 449 .byte   1               # Default is_stmt
 450 .byte   -5              # Line Base
 451 .byte   14              # Line Range
 452 .byte   13              # Opcode Base
 453 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 454 .asciz "dir1"           # Include table
 455 .asciz "dir2"
 456 .byte   0
 457 .asciz "file1"          # File table
 458 .byte   0, 0, 0
 459 .asciz "file2"
 460 .byte   1, 0, 0
 461 .byte   0
 462 .Lprologue_extended_past_end_end:
 463 .byte   0, 9, 2         # DW_LNE_set_address
 464 .quad   0xfeedfeed
 465 .byte   1               # DW_LNS_copy
 466 .byte   0, 9, 2         # DW_LNE_set_address
 467 .long   0xf001f000      # Truncated address (should be 8 bytes)
 468 .byte   0xf0, 0, 1
 469 .Lextended_past_end_end:
 470
 471 # Trailing good section.
 472 .long   .Lunit_good_end - .Lunit_good_start # Length of Unit (DWARF-32 format)
 473 .Lunit_good_start:
 474 .short  4               # DWARF version number
 475 .long   .Lprologue_good_end-.Lprologue_good_start # Length of Prologue
 476 .Lprologue_good_start:
 477 .byte   1               # Minimum Instruction Length
 478 .byte   1               # Maximum Operations per Instruction
 479 .byte   1               # Default is_stmt
 480 .byte   -5              # Line Base
 481 .byte   14              # Line Range
 482 .byte   13              # Opcode Base
 483 .byte   0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # Standard Opcode Lengths
 484 .asciz "dir1"           # Include table
 485 .asciz "dir2"
 486 .byte   0
 487 .asciz "file1"          # File table
 488 .byte   0, 0, 0
 489 .asciz "file2"
 490 .byte   1, 0, 0
 491 .byte   0
 492 .Lprologue_good_end:
 493 .byte   0, 9, 2         # DW_LNE_set_address
 494 .quad   0xcafebabe
 495 .byte   0, 1, 1         # DW_LNE_end_sequence
 496 .Lunit_good_end: