1# struct ASplit { 2# int x; 3# }; 4# 5# ASplit globalSplit; 6# int main() { 7# return 0; 8# } 9# clang++ -g2 -gdwarf-5 -gpubnames -S -fdebug-types-section -gsplit-dwarf -fdebug-compilation-dir='.' 10 11 .text 12 .file "main.cpp" 13 .file 0 "." "main.cpp" md5 0xbb74a3c2960dafa324547ebbd87d13ea 14 .section .debug_info.dwo,"e",@progbits 15 .long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit 16.Ldebug_info_dwo_start0: 17 .short 5 # DWARF version number 18 .byte 6 # DWARF Unit Type 19 .byte 8 # Address Size (in bytes) 20 .long 0 # Offset Into Abbrev. Section 21 .quad -8602855756067469281 # Type Signature 22 .long 33 # Type DIE Offset 23 .byte 1 # Abbrev [1] 0x18:0x1e DW_TAG_type_unit 24 .short 33 # DW_AT_language 25 .byte 1 # DW_AT_comp_dir 26 .byte 2 # DW_AT_dwo_name 27 .long 0 # DW_AT_stmt_list 28 .byte 2 # Abbrev [2] 0x21:0x10 DW_TAG_structure_type 29 .byte 5 # DW_AT_calling_convention 30 .byte 5 # DW_AT_name 31 .byte 4 # DW_AT_byte_size 32 .byte 0 # DW_AT_decl_file 33 .byte 1 # DW_AT_decl_line 34 .byte 3 # Abbrev [3] 0x27:0x9 DW_TAG_member 35 .byte 3 # DW_AT_name 36 .long 49 # DW_AT_type 37 .byte 0 # DW_AT_decl_file 38 .byte 2 # DW_AT_decl_line 39 .byte 0 # DW_AT_data_member_location 40 .byte 0 # End Of Children Mark 41 .byte 4 # Abbrev [4] 0x31:0x4 DW_TAG_base_type 42 .byte 4 # DW_AT_name 43 .byte 5 # DW_AT_encoding 44 .byte 4 # DW_AT_byte_size 45 .byte 0 # End Of Children Mark 46.Ldebug_info_dwo_end0: 47 .text 48 .globl main # -- Begin function main 49 .p2align 4, 0x90 50 .type main,@function 51main: # @main 52.Lfunc_begin0: 53 .loc 0 6 0 # main.cpp:6:0 54 .cfi_startproc 55# %bb.0: # %entry 56 pushq %rbp 57 .cfi_def_cfa_offset 16 58 .cfi_offset %rbp, -16 59 movq %rsp, %rbp 60 .cfi_def_cfa_register %rbp 61 movl $0, -4(%rbp) 62.Ltmp0: 63 .loc 0 7 3 prologue_end # main.cpp:7:3 64 xorl %eax, %eax 65 .loc 0 7 3 epilogue_begin is_stmt 0 # main.cpp:7:3 66 popq %rbp 67 .cfi_def_cfa %rsp, 8 68 retq 69.Ltmp1: 70.Lfunc_end0: 71 .size main, .Lfunc_end0-main 72 .cfi_endproc 73 # -- End function 74 .type globalSplit,@object # @globalSplit 75 .bss 76 .globl globalSplit 77 .p2align 2, 0x0 78globalSplit: 79 .zero 4 80 .size globalSplit, 4 81 82 .section .debug_abbrev,"",@progbits 83 .byte 1 # Abbreviation Code 84 .byte 74 # DW_TAG_skeleton_unit 85 .byte 0 # DW_CHILDREN_no 86 .byte 16 # DW_AT_stmt_list 87 .byte 23 # DW_FORM_sec_offset 88 .byte 114 # DW_AT_str_offsets_base 89 .byte 23 # DW_FORM_sec_offset 90 .byte 27 # DW_AT_comp_dir 91 .byte 37 # DW_FORM_strx1 92 .byte 118 # DW_AT_dwo_name 93 .byte 37 # DW_FORM_strx1 94 .byte 17 # DW_AT_low_pc 95 .byte 27 # DW_FORM_addrx 96 .byte 18 # DW_AT_high_pc 97 .byte 6 # DW_FORM_data4 98 .byte 115 # DW_AT_addr_base 99 .byte 23 # DW_FORM_sec_offset 100 .byte 0 # EOM(1) 101 .byte 0 # EOM(2) 102 .byte 0 # EOM(3) 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 5 # DWARF version number 108 .byte 4 # DWARF Unit Type 109 .byte 8 # Address Size (in bytes) 110 .long .debug_abbrev # Offset Into Abbrev. Section 111 .quad 5806847994123082226 112 .byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit 113 .long .Lline_table_start0 # DW_AT_stmt_list 114 .long .Lstr_offsets_base0 # DW_AT_str_offsets_base 115 .byte 0 # DW_AT_comp_dir 116 .byte 1 # DW_AT_dwo_name 117 .byte 1 # DW_AT_low_pc 118 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 119 .long .Laddr_table_base0 # DW_AT_addr_base 120.Ldebug_info_end0: 121 .section .debug_str_offsets,"",@progbits 122 .long 12 # Length of String Offsets Set 123 .short 5 124 .short 0 125.Lstr_offsets_base0: 126 .section .debug_str,"MS",@progbits,1 127.Lskel_string0: 128 .asciz "." # string offset=0 129.Lskel_string1: 130 .asciz "ASplit" # string offset=2 131.Lskel_string2: 132 .asciz "int" # string offset=9 133.Lskel_string3: 134 .asciz "globalSplit" # string offset=13 135.Lskel_string4: 136 .asciz "main" # string offset=25 137.Lskel_string5: 138 .asciz "main.dwo" # string offset=30 139 .section .debug_str_offsets,"",@progbits 140 .long .Lskel_string0 141 .long .Lskel_string5 142 .section .debug_str_offsets.dwo,"e",@progbits 143 .long 40 # Length of String Offsets Set 144 .short 5 145 .short 0 146 .section .debug_str.dwo,"eMS",@progbits,1 147.Linfo_string0: 148 .asciz "globalSplit" # string offset=0 149.Linfo_string1: 150 .asciz "." # string offset=12 151.Linfo_string2: 152 .asciz "main.dwo" # string offset=14 153.Linfo_string3: 154 .asciz "x" # string offset=23 155.Linfo_string4: 156 .asciz "int" # string offset=25 157.Linfo_string5: 158 .asciz "ASplit" # string offset=29 159.Linfo_string6: 160 .asciz "main" # string offset=36 161.Linfo_string7: 162 .asciz "clang version 19.0.0git (git@github.com:llvm/llvm-project.git ced1fac8a32e35b63733bda27c7f5b9a2b635403)" # string offset=41 163.Linfo_string8: 164 .asciz "main.cpp" # string offset=145 165 .section .debug_str_offsets.dwo,"e",@progbits 166 .long 0 167 .long 12 168 .long 14 169 .long 23 170 .long 25 171 .long 29 172 .long 36 173 .long 41 174 .long 145 175 .section .debug_info.dwo,"e",@progbits 176 .long .Ldebug_info_dwo_end1-.Ldebug_info_dwo_start1 # Length of Unit 177.Ldebug_info_dwo_start1: 178 .short 5 # DWARF version number 179 .byte 5 # DWARF Unit Type 180 .byte 8 # Address Size (in bytes) 181 .long 0 # Offset Into Abbrev. Section 182 .quad 5806847994123082226 183 .byte 5 # Abbrev [5] 0x14:0x2e DW_TAG_compile_unit 184 .byte 7 # DW_AT_producer 185 .short 33 # DW_AT_language 186 .byte 8 # DW_AT_name 187 .byte 2 # DW_AT_dwo_name 188 .byte 6 # Abbrev [6] 0x1a:0xb DW_TAG_variable 189 .byte 0 # DW_AT_name 190 .long 37 # DW_AT_type 191 # DW_AT_external 192 .byte 0 # DW_AT_decl_file 193 .byte 5 # DW_AT_decl_line 194 .byte 2 # DW_AT_location 195 .byte 161 196 .byte 0 197 .byte 7 # Abbrev [7] 0x25:0x9 DW_TAG_structure_type 198 # DW_AT_declaration 199 .quad -8602855756067469281 # DW_AT_signature 200 .byte 8 # Abbrev [8] 0x2e:0xf DW_TAG_subprogram 201 .byte 1 # DW_AT_low_pc 202 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 203 .byte 1 # DW_AT_frame_base 204 .byte 86 205 .byte 6 # DW_AT_name 206 .byte 0 # DW_AT_decl_file 207 .byte 6 # DW_AT_decl_line 208 .long 61 # DW_AT_type 209 # DW_AT_external 210 .byte 4 # Abbrev [4] 0x3d:0x4 DW_TAG_base_type 211 .byte 4 # DW_AT_name 212 .byte 5 # DW_AT_encoding 213 .byte 4 # DW_AT_byte_size 214 .byte 0 # End Of Children Mark 215.Ldebug_info_dwo_end1: 216 .section .debug_abbrev.dwo,"e",@progbits 217 .byte 1 # Abbreviation Code 218 .byte 65 # DW_TAG_type_unit 219 .byte 1 # DW_CHILDREN_yes 220 .byte 19 # DW_AT_language 221 .byte 5 # DW_FORM_data2 222 .byte 27 # DW_AT_comp_dir 223 .byte 37 # DW_FORM_strx1 224 .byte 118 # DW_AT_dwo_name 225 .byte 37 # DW_FORM_strx1 226 .byte 16 # DW_AT_stmt_list 227 .byte 23 # DW_FORM_sec_offset 228 .byte 0 # EOM(1) 229 .byte 0 # EOM(2) 230 .byte 2 # Abbreviation Code 231 .byte 19 # DW_TAG_structure_type 232 .byte 1 # DW_CHILDREN_yes 233 .byte 54 # DW_AT_calling_convention 234 .byte 11 # DW_FORM_data1 235 .byte 3 # DW_AT_name 236 .byte 37 # DW_FORM_strx1 237 .byte 11 # DW_AT_byte_size 238 .byte 11 # DW_FORM_data1 239 .byte 58 # DW_AT_decl_file 240 .byte 11 # DW_FORM_data1 241 .byte 59 # DW_AT_decl_line 242 .byte 11 # DW_FORM_data1 243 .byte 0 # EOM(1) 244 .byte 0 # EOM(2) 245 .byte 3 # Abbreviation Code 246 .byte 13 # DW_TAG_member 247 .byte 0 # DW_CHILDREN_no 248 .byte 3 # DW_AT_name 249 .byte 37 # DW_FORM_strx1 250 .byte 73 # DW_AT_type 251 .byte 19 # DW_FORM_ref4 252 .byte 58 # DW_AT_decl_file 253 .byte 11 # DW_FORM_data1 254 .byte 59 # DW_AT_decl_line 255 .byte 11 # DW_FORM_data1 256 .byte 56 # DW_AT_data_member_location 257 .byte 11 # DW_FORM_data1 258 .byte 0 # EOM(1) 259 .byte 0 # EOM(2) 260 .byte 4 # Abbreviation Code 261 .byte 36 # DW_TAG_base_type 262 .byte 0 # DW_CHILDREN_no 263 .byte 3 # DW_AT_name 264 .byte 37 # DW_FORM_strx1 265 .byte 62 # DW_AT_encoding 266 .byte 11 # DW_FORM_data1 267 .byte 11 # DW_AT_byte_size 268 .byte 11 # DW_FORM_data1 269 .byte 0 # EOM(1) 270 .byte 0 # EOM(2) 271 .byte 5 # Abbreviation Code 272 .byte 17 # DW_TAG_compile_unit 273 .byte 1 # DW_CHILDREN_yes 274 .byte 37 # DW_AT_producer 275 .byte 37 # DW_FORM_strx1 276 .byte 19 # DW_AT_language 277 .byte 5 # DW_FORM_data2 278 .byte 3 # DW_AT_name 279 .byte 37 # DW_FORM_strx1 280 .byte 118 # DW_AT_dwo_name 281 .byte 37 # DW_FORM_strx1 282 .byte 0 # EOM(1) 283 .byte 0 # EOM(2) 284 .byte 6 # Abbreviation Code 285 .byte 52 # DW_TAG_variable 286 .byte 0 # DW_CHILDREN_no 287 .byte 3 # DW_AT_name 288 .byte 37 # DW_FORM_strx1 289 .byte 73 # DW_AT_type 290 .byte 19 # DW_FORM_ref4 291 .byte 63 # DW_AT_external 292 .byte 25 # DW_FORM_flag_present 293 .byte 58 # DW_AT_decl_file 294 .byte 11 # DW_FORM_data1 295 .byte 59 # DW_AT_decl_line 296 .byte 11 # DW_FORM_data1 297 .byte 2 # DW_AT_location 298 .byte 24 # DW_FORM_exprloc 299 .byte 0 # EOM(1) 300 .byte 0 # EOM(2) 301 .byte 7 # Abbreviation Code 302 .byte 19 # DW_TAG_structure_type 303 .byte 0 # DW_CHILDREN_no 304 .byte 60 # DW_AT_declaration 305 .byte 25 # DW_FORM_flag_present 306 .byte 105 # DW_AT_signature 307 .byte 32 # DW_FORM_ref_sig8 308 .byte 0 # EOM(1) 309 .byte 0 # EOM(2) 310 .byte 8 # Abbreviation Code 311 .byte 46 # DW_TAG_subprogram 312 .byte 0 # DW_CHILDREN_no 313 .byte 17 # DW_AT_low_pc 314 .byte 27 # DW_FORM_addrx 315 .byte 18 # DW_AT_high_pc 316 .byte 6 # DW_FORM_data4 317 .byte 64 # DW_AT_frame_base 318 .byte 24 # DW_FORM_exprloc 319 .byte 3 # DW_AT_name 320 .byte 37 # DW_FORM_strx1 321 .byte 58 # DW_AT_decl_file 322 .byte 11 # DW_FORM_data1 323 .byte 59 # DW_AT_decl_line 324 .byte 11 # DW_FORM_data1 325 .byte 73 # DW_AT_type 326 .byte 19 # DW_FORM_ref4 327 .byte 63 # DW_AT_external 328 .byte 25 # DW_FORM_flag_present 329 .byte 0 # EOM(1) 330 .byte 0 # EOM(2) 331 .byte 0 # EOM(3) 332 .section .debug_line.dwo,"e",@progbits 333.Ltmp2: 334 .long .Ldebug_line_end0-.Ldebug_line_start0 # unit length 335.Ldebug_line_start0: 336 .short 5 337 .byte 8 338 .byte 0 339 .long .Lprologue_end0-.Lprologue_start0 340.Lprologue_start0: 341 .byte 1 342 .byte 1 343 .byte 1 344 .byte -5 345 .byte 14 346 .byte 1 347 .byte 1 348 .byte 1 349 .byte 8 350 .byte 1 351 .byte 46 352 .byte 0 353 .byte 3 354 .byte 1 355 .byte 8 356 .byte 2 357 .byte 15 358 .byte 5 359 .byte 30 360 .byte 1 361 .ascii "main.cpp" 362 .byte 0 363 .byte 0 364 .byte 0xbb, 0x74, 0xa3, 0xc2 365 .byte 0x96, 0x0d, 0xaf, 0xa3 366 .byte 0x24, 0x54, 0x7e, 0xbb 367 .byte 0xd8, 0x7d, 0x13, 0xea 368.Lprologue_end0: 369.Ldebug_line_end0: 370 .section .debug_addr,"",@progbits 371 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution 372.Ldebug_addr_start0: 373 .short 5 # DWARF version number 374 .byte 8 # Address size 375 .byte 0 # Segment selector size 376.Laddr_table_base0: 377 .quad globalSplit 378 .quad .Lfunc_begin0 379.Ldebug_addr_end0: 380 .section .debug_names,"",@progbits 381 .long .Lnames_end0-.Lnames_start0 # Header: unit length 382.Lnames_start0: 383 .short 5 # Header: version 384 .short 0 # Header: padding 385 .long 1 # Header: compilation unit count 386 .long 0 # Header: local type unit count 387 .long 1 # Header: foreign type unit count 388 .long 4 # Header: bucket count 389 .long 4 # Header: name count 390 .long .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size 391 .long 8 # Header: augmentation string size 392 .ascii "LLVM0700" # Header: augmentation string 393 .long .Lcu_begin0 # Compilation unit 0 394 .quad -8602855756067469281 # Type unit 0 395 .long 1 # Bucket 0 396 .long 0 # Bucket 1 397 .long 2 # Bucket 2 398 .long 0 # Bucket 3 399 .long 193495088 # Hash in Bucket 0 400 .long 1785912162 # Hash in Bucket 2 401 .long 2090499946 # Hash in Bucket 2 402 .long -226250862 # Hash in Bucket 2 403 .long .Lskel_string2 # String in Bucket 0: int 404 .long .Lskel_string3 # String in Bucket 2: globalSplit 405 .long .Lskel_string4 # String in Bucket 2: main 406 .long .Lskel_string1 # String in Bucket 2: ASplit 407 .long .Lnames1-.Lnames_entries0 # Offset in Bucket 0 408 .long .Lnames2-.Lnames_entries0 # Offset in Bucket 2 409 .long .Lnames3-.Lnames_entries0 # Offset in Bucket 2 410 .long .Lnames0-.Lnames_entries0 # Offset in Bucket 2 411.Lnames_abbrev_start0: 412 .byte 1 # Abbrev code 413 .byte 36 # DW_TAG_base_type 414 .byte 2 # DW_IDX_type_unit 415 .byte 11 # DW_FORM_data1 416 .byte 3 # DW_IDX_die_offset 417 .byte 19 # DW_FORM_ref4 418 .byte 4 # DW_IDX_parent 419 .byte 25 # DW_FORM_flag_present 420 .byte 0 # End of abbrev 421 .byte 0 # End of abbrev 422 .byte 2 # Abbrev code 423 .byte 36 # DW_TAG_base_type 424 .byte 3 # DW_IDX_die_offset 425 .byte 19 # DW_FORM_ref4 426 .byte 4 # DW_IDX_parent 427 .byte 25 # DW_FORM_flag_present 428 .byte 0 # End of abbrev 429 .byte 0 # End of abbrev 430 .byte 3 # Abbrev code 431 .byte 52 # DW_TAG_variable 432 .byte 3 # DW_IDX_die_offset 433 .byte 19 # DW_FORM_ref4 434 .byte 4 # DW_IDX_parent 435 .byte 25 # DW_FORM_flag_present 436 .byte 0 # End of abbrev 437 .byte 0 # End of abbrev 438 .byte 4 # Abbrev code 439 .byte 46 # DW_TAG_subprogram 440 .byte 3 # DW_IDX_die_offset 441 .byte 19 # DW_FORM_ref4 442 .byte 4 # DW_IDX_parent 443 .byte 25 # DW_FORM_flag_present 444 .byte 0 # End of abbrev 445 .byte 0 # End of abbrev 446 .byte 5 # Abbrev code 447 .byte 19 # DW_TAG_structure_type 448 .byte 2 # DW_IDX_type_unit 449 .byte 11 # DW_FORM_data1 450 .byte 3 # DW_IDX_die_offset 451 .byte 19 # DW_FORM_ref4 452 .byte 4 # DW_IDX_parent 453 .byte 25 # DW_FORM_flag_present 454 .byte 0 # End of abbrev 455 .byte 0 # End of abbrev 456 .byte 6 # Abbrev code 457 .byte 19 # DW_TAG_structure_type 458 .byte 3 # DW_IDX_die_offset 459 .byte 19 # DW_FORM_ref4 460 .byte 4 # DW_IDX_parent 461 .byte 25 # DW_FORM_flag_present 462 .byte 0 # End of abbrev 463 .byte 0 # End of abbrev 464 .byte 0 # End of abbrev list 465.Lnames_abbrev_end0: 466.Lnames_entries0: 467.Lnames1: 468.L5: 469 .byte 1 # Abbreviation code 470 .byte 0 # DW_IDX_type_unit 471 .long 49 # DW_IDX_die_offset 472.L1: # DW_IDX_parent 473 .byte 2 # Abbreviation code 474 .long 61 # DW_IDX_die_offset 475 .byte 0 # DW_IDX_parent 476 # End of list: int 477.Lnames2: 478.L0: 479 .byte 3 # Abbreviation code 480 .long 26 # DW_IDX_die_offset 481 .byte 0 # DW_IDX_parent 482 # End of list: globalSplit 483.Lnames3: 484.L2: 485 .byte 4 # Abbreviation code 486 .long 46 # DW_IDX_die_offset 487 .byte 0 # DW_IDX_parent 488 # End of list: main 489.Lnames0: 490.L4: 491 .byte 5 # Abbreviation code 492 .byte 0 # DW_IDX_type_unit 493 .long 33 # DW_IDX_die_offset 494.L3: # DW_IDX_parent 495 .byte 6 # Abbreviation code 496 .long 37 # DW_IDX_die_offset 497 .byte 0 # DW_IDX_parent 498 # End of list: ASplit 499 .p2align 2, 0x0 500.Lnames_end0: 501 .ident "clang version 19.0.0git (git@github.com:llvm/llvm-project.git ced1fac8a32e35b63733bda27c7f5b9a2b635403)" 502 .section ".note.GNU-stack","",@progbits 503 .addrsig 504 .section .debug_line,"",@progbits 505.Lline_table_start0: 506